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 2009-09-22 Jakub Jelinek <jakub@redhat.com>
160 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
161 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
163 * reload1.c (reload): Call wrap_constant when substituting
164 reg for equiv inside of DEBUG_INSNs.
167 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
168 add_call_src_coords_attributes, add_high_low_attributes,
169 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
170 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
171 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
172 when -gdwarf-2 -gstrict-dwarf.
173 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
174 -gdwarf-[23] -gstrict-dwarf.
175 (address_of_int_loc_descriptor, loc_descriptor,
176 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
177 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
178 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
180 2009-09-22 Richard Guenther <rguenther@suse.de>
182 PR tree-optimization/41428
183 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
184 (ccp_finalize): Pass it to substitute_and_fold.
186 2009-09-22 Richard Guenther <rguenther@suse.de>
188 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
189 (substitute_and_fold): Adjust prototype.
190 * tree-vrp.c (vrp_evaluate_conditional): Make static.
191 (simplify_stmt_using_ranges): Likewise.
192 (fold_predicate_in): Move here from tree-ssa-propagate.c.
193 (vrp_fold_stmt): New function.
194 (vrp_finalize): Pass it to substitute_and_fold.
195 * tree-flow.h (vrp_evaluate_conditional): Remove.
196 (simplify_stmt_using_ranges): Likewise.
197 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
198 * tree-ssa-copy.c (fini_copy_prop): Likewise.
199 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
201 (fold_predicate_in): Move to tree-vrp.c.
202 (substitute_and_fold): Use the callback instead of calling into
203 tree-vrp.c functions directly.
205 2009-09-22 Jakub Jelinek <jakub@redhat.com>
207 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
208 comparison warning on rs6000.
211 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
212 GIMPLE_EH_MUST_NOT_THROW cleanup.
213 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
215 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
218 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
219 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
220 LIB_SPEC for darwin10 and later since it always uses the unwinder in
221 libSystem which is derived from the gcc 4.2.1 unwinder.
223 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
226 * varasm.c (default_encode_section_info): Copy TLS model into
227 sym_ref flags regardless of backend support for TLS, for all
228 model types except TLS_MODEL_EMULATED.
230 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
233 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
234 we can handle it correctly.
236 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
238 * doc/install.texi (os2): Remove section.
240 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
242 * doc/standards.texi (Objective-C): Adjust two URLs.
244 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
246 * tree-tailcall.c (process_assignment): Don't check if a multiplication
247 or an addition are already present.
248 (find_tail_calls): Combine multiple additions and multiplications.
249 (adjust_accumulator_values): Emit accumulators.
251 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
253 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
254 xmm register restore.
256 2009-09-21 Jan Hubicka <jh@suse.cz>
258 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
259 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
262 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
264 * stor-layout.c (layout_type): Remove obsolete code.
266 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
269 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
271 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
274 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
275 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
276 (fold_builtin_2, do_mpc_arg1): Update accordingly.
277 * fold-const.c (const_binop): Likewise.
278 * real.h (do_mpc_arg2): Update prototype.
280 2009-09-20 Jan Hubicka <jh@suse.cz>
282 * dwarf2out.c (add_const_value_attribute): Return true if successful.
283 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
284 (tree_add_const_value_attribute): Return true if successful.
285 (tree_add_const_value_attribute_for_decl): Likewise.
287 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
288 (loc_descriptor): ... here;
289 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
290 (cst_pool_loc_descr): Break out from ...; do not reffer constant
291 pool items that was not marked for output.
292 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
293 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
294 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
295 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
296 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
297 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
298 DW_OP_stack_value to get address of items that are not available
300 (dw_loc_list): Handle single element lists correctly.
302 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
303 Pascal Obry <obry@adacore.com>
305 * unwind-dw2-fde.c (classify_object_over_fdes):
306 Cast the constant 1 to _Unwind_Ptr.
307 (add_fdes): Likewise.
308 (linear_search_fdes): Likewise.
310 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
312 * stor-layout.c (set_sizetype): Avoid useless type copy.
314 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
316 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
318 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
319 * configure, config.in: Regenerate.
320 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
322 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
323 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
324 for global data if the output could be used in a shared library.
325 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
326 to 0 if TARGET_WRITABLE_EH_FRAME.
328 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
330 PR rtl-optimization/39886
331 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
332 just when insn is equal to BB_END (bb).
334 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
336 * config/mips/mips.opt (mrelax-pic-calls): New option.
337 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
339 (mips_unspec_call): Change "unspec_call" expander into this.
340 (mips_strip_unspec_call): New function.
341 (mips_got_load): Call mips_unspec_call instead of
342 gen_unspec_call<mode>.
343 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
345 (mips_cfg_in_reorg): New function.
346 (mips16_lay_out_constants): Use it to decide whether to call
347 CFG-aware insn splitting.
348 (r10k_insert_cache_barriers): Move CFG set-up code from here to
349 mips_reorg. Move DF set-up code from here ...
350 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
352 (mips_reorg): Call mips_df_reorg instead of
353 r10k_insert_cache_barriers. Move CFG set-up code here from
354 r10k_insert_cache_barriers.
355 (mips_call_expr_from_insn): New function.
356 (mips_pic_call_symbol_from_set): Likewise.
357 (mips_find_pic_call_symbol): Likewise.
358 (mips_annotate_pic_call_expr): Likewise.
359 (mips_get_pic_call_symbol): Likewise.
360 (mips_annotate_pic_calls): Likewise.
361 (mips_override_options): Disable -mrelax-pic-calls unless PIC
363 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
364 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
365 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
367 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
368 (unspec_call<mode>): Remove it.
369 (sibcall_internal, sibcall_value_internal,
370 sibcall_value_multiple_internal, call_internal, call_split,
371 call_value_internal, call_value_split,
372 call_value_multiple_internal, call_value_multiple_split): Pass
373 SIZE_OPNO to MIPS_CALL.
374 (call_internal_direct, call_direct_split,
375 call_value_internal_direct, call_value_direct_split): Pass -1 as
376 SIZE_OPNO to MIPS_CALL.
377 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
378 * configure: Regenerate.
379 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
380 and -mno-relax-pic-calls.
381 (MIPS Options): Document -mrelax-pic-calls
382 and -mno-relax-pic-calls.
384 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
387 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
388 in the directory this rule is called from, rather than the
389 toplevel 'gcc' directory, to fix in-tree build.
391 2009-09-19 Chris Demetriou <cgd@google.com>
393 PR preprocessor/28435:
394 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
395 to cpplib that the preprocessor output is needed.
397 2009-09-19 Jakub Jelinek <jakub@redhat.com>
399 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
400 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
401 *return_and_restore_fpregs_<mode>,
402 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
405 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
406 instead of assuming it has always a REG inside of it.
408 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
410 * config/freebsd.h: Update comment on types.
413 2009-09-18 Jason Merrill <jason@redhat.com>
415 * c.opt: Add -fno-deduce-init-list.
417 2009-09-18 Neil Vachharajani <nvachhar@google.com>
419 * value-prof.c (interesting_stringop_to_profile_p): Added output
420 argument to indicate which parameter is the size parameter.
421 * value-prof.c (gimple_stringop_fixed_value): Use
422 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
423 * value-prof.c (gimple_stringops_transform): Update call sites to
424 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
425 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
427 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
430 From David Binderman <dcb314@hotmail.com>:
431 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
432 local variable f. Remove stale comments.
433 (ix86_compute_frame_layout): Remove useless local variable total_size.
435 (legitimate_address_p): Remove useless local variables
436 reason_rtx and reason.
437 (ix86_split_copysign_const): Remove useless local variable op1.
438 (scale_counter): Remove useless local variable piece_size_mask.
440 2009-09-18 Jakub Jelinek <jakub@redhat.com>
442 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
445 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
448 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
450 2009-09-17 Jakub Jelinek <jakub@redhat.com>
452 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
455 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
457 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
458 DW_OP_implicit_value even without dwarf_version 4.
460 2009-09-17 Jan Hubicka <jh@suse.cz>
462 * dwarf2out.c: Include tree-pass.h and gimple.h.
463 (loc_list_plus_const): New function.
464 (loc_descriptor_from_tree_1): Rename to ...
465 (loc_descriptor_from_tree): ... remove original.
466 (loc_list_from_tree): New function.
467 (add_AT_location_description): Accept location list.
468 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
469 (concatn_mem_loc_descriptor): Remove.
470 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
472 (secname_for_decl): Move up.
473 (hidden_reference_p): New function; break out from ...
474 (loc_by_refernece): ... here; move up.
475 (dw_loc_list): New function.
476 (single_element_loc_list): New function.
477 (single_element_loc_list_p): New function.
478 (add_loc_descr_to_each): New function.
479 (add_loc_list): New function.
480 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
481 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
482 add diagnostics why expansion failed.
483 (add_location_or_const_value_attribute): Support location lists.
484 (add_bound_info): Likewise.
485 (descr_info_loc): Update call of loc_descriptor_from_tree.
486 (gen_variable_die): Work on location lists.
487 * final.c (pass_final): Add dump file.
488 * Makefile.in (dwarf2out.o): Add new dependencies.
490 2009-09-17 Janis Johnson <janis187@us.ibm.com>
493 * real.c decimal_from_integer, decimal_integer_string): New.
494 (real_from_integer): Use them as special case for decimal float.
495 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
496 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
497 Do not append zero after the decimal point in string to convert.
499 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
501 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
502 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
504 2009-09-17 Martin Jambor <mjambor@suse.cz>
506 * common.opt (fipa-sra): New switch.
507 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
508 * timevar.def (TV_IPA_SRA): New timevar.
509 * params.def (ipa-sra-ptr-growth-factor): New parameter.
510 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
511 * tree-sra.c: Include cgraph.c.
512 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
513 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
514 and grp_not_necessarilly_dereferenced.
515 (func_param_count): New variable.
516 (encountered_apply_args): New variable.
517 (bb_dereferences): New variable.
518 (final_bbs): New variable.
519 (no_accesses_representant): New variable.
520 (no_accesses_p): New function.
521 (dump_access): Dump the new fields.
522 (sra_initialize): Set encountered_apply_args to false.
523 (get_ssa_base_param): New function.
524 (mark_parm_dereference): New function.
525 (create_access): Caring for INIDRECT_REFs and different handling of
526 varialble length accesses in early IPA SRA. Store the stmt - a new
527 parameter - to the new access.
528 (build_access_from_expr_1): New parameter stmt, passed to
529 create_access. Handle INDIRECT_REFs.
530 (build_access_from_expr): Pass the current statement to
531 build_access_from_expr_1.
532 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
534 (build_accesses_from_assign): Pass the current statement to
535 build_access_from_expr_1. Do not create assign links in IPA-SRA.
536 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
537 final_bbs when necessary. Check for calls to __builtin_apply_args.
538 Fixup EH info if anythng was changed.
539 (is_unused_scalar_param): New function.
540 (ptr_parm_has_direct_uses): New function.
541 (find_param_candidates): New function.
542 (mark_maybe_modified): New function.
543 (analyze_modified_params): New function.
544 (propagate_dereference_distances): New function.
545 (dump_dereferences_table): New function.
546 (analyze_caller_dereference_legality): New function.
547 (unmodified_by_ref_scalar_representative): New function.
548 (splice_param_accesses): New function.
549 (decide_one_param_reduction): New function.
550 (enum ipa_splicing_result): New type.
551 (splice_all_param_accesses): New function.
552 (get_param_index): New function.
553 (turn_representatives_into_adjustments): New function.
554 (analyze_all_param_acesses): New function.
555 (get_replaced_param_substitute): New function.
556 (get_adjustment_for_base): New function.
557 (replace_removed_params_ssa_names): New function.
558 (sra_ipa_reset_debug_stmts): New function.
559 (sra_ipa_modify_expr): New function.
560 (sra_ipa_modify_assign): New function.
561 (convert_callers): New function.
562 (modify_function): New function.
563 (ipa_sra_preliminary_function_checks): New function.
564 (ipa_early_sra): New function.
565 (ipa_early_sra_gate): New function.
566 (pass_early_ipa_sra): New variable.
567 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
569 2009-09-17 Michael Matz <matz@suse.de>
572 * tree.c (build_type_attribute_qual_variant): Export.
573 * tree.h (build_type_attribute_qual_variant): Declare.
574 * tree-inline.c (remap_type_1): Use it to build variants with
575 the original qualifiers and attributes.
577 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
579 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
580 without a fallthrough edge.
582 2009-09-16 DJ Delorie <dj@redhat.com>
584 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
585 chip and ignore the "fast_interrupt" attribute if so.
587 2009-09-16 Richard Henderson <rth@redhat.com>
590 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
593 2009-09-16 Richard Henderson <rth@redhat.com>
596 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
597 is set only if DECL_NO_STATIC_CHAIN is unset.
598 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
599 (FOR_EACH_NEST_INFO): New.
600 (walk_all_functions): Use it.
601 (finalize_nesting_tree): Likewise.
602 (unnest_nesting_tree): Likewise.
603 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
604 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
605 (convert_gimple_call): Early out if gimple_call_chain already set.
606 (convert_all_function_calls): Iterate until no new functions
607 require a static chain.
608 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
609 when building a trampoline. Use dump_function_to_file instead
611 (lower_nested_functions): Open dump_file. Validate that decls
612 that have DECL_NO_STATIC_CHAIN from the front end don't have that
613 bit reset by this pass.
615 2009-09-16 Michael Matz <matz@suse.de>
618 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
619 shorten decl_common_unused.
620 (DECL_RESTRICTED_P): New accessor.
621 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
622 to disambiguate marked decls and restrict pointers.
624 2009-09-16 Richard Henderson <rth@redhat.com>
627 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
629 2009-09-16 Jakub Jelinek <jakub@redhat.com>
631 * integrate.c (set_block_abstract_flags): Call
632 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
634 2009-09-16 Richard Guenther <rguenther@suse.de>
637 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
640 2009-09-16 DJ Delorie <dj@redhat.com>
641 Kaz Kojima <kkojima@gcc.gnu.org>
643 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
644 (sh_expand_prologue): Update calls to output_stack_adjust.
645 (sh_expand_epilogue): Likewise.
647 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
650 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
651 trying to limit the extent of searches in the insn stream.
653 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
654 Jakub Jelinek <jakub@redhat.com>
658 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
660 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
661 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
662 (rs6000_savres_strategy): Always save FP registers inline if the
663 target doesn't support hardware double-precision. Set the above
664 bits in return value when needed.
665 (rs6000_savres_routine_sym): Fix computation for cache selector.
666 Mark the generated symbol as a function. Rename exitp argument to
667 lr. Move code for determining the name of the symbol...
668 (rs6000_savres_routine_name): ...here. New function. Add cases for
669 getting the names right on AIX and 64-bit Linux.
670 (savres_routine_name): New variable.
671 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
672 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
673 on what the target routine uses as a base register. If savep && lr
674 describe saving of r0 into memory slot.
675 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
676 line calls for AIX ABI.
677 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
678 determine FP save/restore functions.
679 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
680 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
682 (rs6000_emit_epilogue): Adjust computation of restore_lr.
683 Duplicate restoration of LR and execute the appropriate one
684 depending on whether GPRs are being restored inline. Set r11 from
685 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
686 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
687 Fix out of line calls for AIX ABI.
688 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
690 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
692 (*restore_gpregs_spe): Likewise.
693 (*return_and_restore_gpregs_spe): Likewise.
694 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
695 Define to empty string unconditionally.
696 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
697 Define to empty string unconditionally.
698 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
701 2009-09-15 Jan Hubicka <jh@suse.cz>
703 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
704 * params.def (inline-insns-auto): Likewise.
706 2009-09-15 Martin Jambor <mjambor@suse.cz>
708 * ipa-inline.c (estimate_function_body_sizes): Dump info about
709 individual statements only at TDF_DETAILS dump level. Format
710 source for 80 characters per line.
712 2009-09-15 Christian Bruel <christian.bruel@st.com>
714 * regrename.c (do_replace): Update REG_DEAD notes.
716 2009-09-15 Revital Eres <eres@il.ibm.com>
718 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
719 * targhooks.c (default_builtin_support_vector_misalignment):
720 New builtin function.
721 * targhooks.h (default_builtin_support_vector_misalignment):
723 * target.h (builtin_support_vector_misalignment):
724 New field in struct gcc_target.
725 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
726 new builtin function.
727 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
729 * config/rs6000/rs6000.c
730 (rs6000_builtin_support_vector_misalignment): New function.
731 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
733 2009-09-15 Jie Zhang <jie.zhang@analog.com>
735 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
737 (bfin_optimize_loop): Likewise.
738 (bfin_gen_bundles): Likewise.
739 (workaround_speculation): Likewise.
740 (find_load): Return NULL_RTX for debug_insn.
742 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
744 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
747 2009-09-14 DJ Delorie <dj@redhat.com>
749 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
750 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
753 2009-09-14 Richard Henderson <rth@redhat.com>
754 Jakub Jelinek <jakub@redhat.com>
756 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
757 * cfgbuild.c (make_edges): Handle asm goto.
758 * cfglayout.c (fixup_reorder_chain): Likewise.
759 * cfgrtl.c (patch_jump_insn): Likewise.
760 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
761 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
762 (gimple_build_asm_vec): Add and use labels parameter.
763 (gimple_build_asm): Remove.
764 (walk_gimple_asm): Walk labels too.
765 * gimple.def (GIMPLE_ASM): Update docs.
766 * gimple.h: Update decls.
767 (struct gimple_statement_asm): Change nc to use unsigned char;
769 (gimple_asm_nlabels): New.
770 (gimple_asm_label_op, gimple_asm_set_label_op): New.
771 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
772 into gimple_build_asm_vec.
773 * jump.c (mark_jump_label_asm): New.
774 (mark_jump_label): Use it.
775 (redirect_jump_1): Handle asm goto.
776 (invert_jump_1): Soft fail if X is null.
777 * recog.c (extract_asm_operands): New.
778 (asm_noperands): Use it; handle asm labels.
779 (decode_asm_operands): Use extract_asm_operands.
780 (asm_operand_ok): Properly handle empty string.
781 * reg-stack.c (get_asm_operands_in_out): Rename from
782 get_asm_operand_n_inputs; use extract_asm_operands; return both
783 inputs and outputs by reference; update all callers.
784 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
785 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
786 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
787 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
788 (extract_asm_operands): Declare.
789 * stmt.c (expand_asm_operands): Add and use labels parameter.
790 (check_unique_operand_names): Likewise.
791 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
792 (expand_asm_stmt): Handle asm labels.
793 * tree-cfg.c (make_gimple_asm_edges): New.
794 (make_edges): Use it.
795 (cleanup_dead_labels): Handle asm labels.
796 (is_ctrl_altering_stmt): Likewise.
797 (gimple_redirect_edge_and_branch): Likewise.
798 * tree.def (ASM_EXPR): Add 5th operand.
799 * tree.h (ASM_LABELS): New.
800 (resolve_asm_operand_names): Update decl.
802 * c-parser.c (c_parser_asm_statement): Parse asm goto.
803 (c_parser_asm_goto_operands): New.
804 * c-tree.h (build_asm_expr): Update decl.
805 * c-typeck.c (build_asm_expr): Add and use labels parameter.
806 * doc/extend.texi: Document asm goto.
808 2009-09-14 Richard Henderson <rth@redhat.com>
810 * except.h: Update declarations.
811 (struct pointer_map_t): Forward declare.
812 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
813 (struct eh_landing_pad_d, eh_landing_pad): New.
814 (struct eh_catch_d, eh_catch): New.
815 (struct eh_region_d): Remove next_region_sharing_label, aka,
816 label, tree_label, landing_pad, post_landing_pad, resume,
817 may_contain_throw. Rename region_number to index. Remove
818 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
819 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
820 (VEC(eh_landing_pad,gc)): New.
821 (struct eh_status): Remove last_region_number. Add lp_array,
822 throw_stmt_table, ttype_data, ehspec_data.
823 (ehr_next, FOR_ALL_EH_REGION_AT): New.
824 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
825 * except.c (lang_protect_cleanup_actions): Return tree.
826 (struct ehl_map_entry): Remove.
827 (init_eh_for_function): Push zero entries for region and lp_array.
828 (gen_eh_region): Add to region_array immediately.
829 (gen_eh_region_catch): Operate on eh_catch objects.
830 (gen_eh_landing_pad): New.
831 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
832 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
833 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
834 (get_eh_landing_pad_from_number_fn): New.
835 (get_eh_landing_pad_from_number): New.
836 (get_eh_region_from_lp_number_fn): New.
837 (get_eh_region_from_lp_number): New.
838 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
839 (get_exception_pointer, get_exception_filter): Remove.
840 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
841 (current_function_has_exception_handlers): Simplify.
842 (bring_to_root, eh_region_replaceable_by_p): Remove.
843 (replace_region, hash_type_list, hash_eh_region): Remove.
844 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
845 (label_to_region_map, num_eh_regions): Remove.
846 (get_next_region_sharing_label, must_not_throw_labels): Remove.
847 (find_exception_handler_labels): Remove.
848 (duplicate_eh_regions_0, find_prev_try): Remove.
849 (struct duplicate_eh_regions_data): New.
850 (duplicate_eh_regions_1): Rewrite.
851 (duplicate_eh_regions): Return a pointer map instead of an
853 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
854 (redirect_eh_edge_to_label): Remove.
855 (eh_region_outermost): Rewrite using eh_region pointers
857 (add_ttypes_entry): Update for ttype_data move to eh_status.
858 (add_ehspec_entry): Rewrite with VEC instead of varray.
859 (assign_filter_values): Likewise. Export.
860 (build_post_landing_pads, connect_post_landing_pads): Remove.
861 (dw2_build_landing_pads): Rewrite to use lp_array.
862 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
863 (sjlj_assign_call_site_values): Rewrite to use lp_array.
864 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
865 (sjlj_mark_call_sites): Update for landing pad numbers.
866 (finish_eh_generation): Rewrite.
867 (gate_handle_eh): Do nothing for no eh tree.
868 (pass_rtl_eh): Move up near finish_eh_generation.
869 (remove_eh_landing_pad): New.
870 (remove_eh_handler): Export.
871 (remove_eh_region, remove_eh_handler_and_replace): Remove.
872 (for_each_eh_label): Rewrite to use lp_array.
873 (make_reg_eh_region_note): New.
874 (make_reg_eh_region_note_nothrow_nononlocal): New.
875 (insn_could_throw_p): New.
876 (copy_reg_eh_region_note_forward): New.
877 (copy_reg_eh_region_note_backward): New.
878 (check_handled, add_reachable_handler): Remove.
879 (reachable_next_level, foreach_reachable_handler): Remove.
880 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
881 (get_eh_region_and_lp_from_rtx): New.
882 (get_eh_region_from_rtx): New.
883 (can_throw_internal_1, can_throw_external_1): Remove.
884 (can_throw_internal): Use get_eh_region_from_rtx.
885 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
886 (insn_nothrow_p, can_nonlocal_goto): New.
887 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
888 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
889 (add_action_record): Use VEC not varray.
890 (collect_one_action_chain): Update for eh_region changes.
891 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
892 Use get_eh_region_and_lp_from_rtx.
893 (gate_convert_to_eh_region_ranges): New.
894 (pass_convert_to_eh_region_ranges): Use it.
895 (push_uleb128, push_sleb128): Use VEC not varray.
896 (output_one_function_exception_table): Likewise.
897 (dump_eh_tree): Update for eh_region changes.
898 (verify_eh_tree): Likewise.
899 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
900 * tree-eh.c: Include target.h.
901 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
902 Don't disallow GIMPLE_RESX; adjust argument check.
903 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
904 (record_stmt_eh_region): Update for landing pad numbers;
905 generate a landing pad if necessary.
906 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
907 (remove_stmt_from_eh_lp_fn): Similarly.
908 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
909 Update for lp numbers; don't special case missing throw_stmt_table.
910 (lookup_expr_eh_lp): Similarly.
911 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
912 (eh_seq, eh_region_may_contain_throw): New.
913 (struct leh_state): Add ehp_region.
914 (struct leh_tf_state): Remove eh_label.
915 (emit_post_landing_pad): New.
916 (emit_resx, emit_eh_dispatch): New.
917 (note_eh_region_may_contain_throw): New.
918 (frob_into_branch_around): Take eh_region not eh label;
919 emit eh code into eh_seq.
920 (honor_protect_cleanup_actions): Early exit for no actions. Don't
921 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
922 lower_eh_must_not_throw. Emit code to eh_seq.
923 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
924 (lower_try_finally_onedest): Likewise.
925 (lower_try_finally_copy): Likewise.
926 (lower_try_finally_switch): Likewise.
927 (lower_try_finally): Initialize ehp_region.
928 (lower_catch): Update for eh_catch objects.
929 (lower_eh_filter): Don't handle must_not_throw.
930 (lower_eh_must_not_throw): New.
931 (lower_cleanup): Don't set eh_label.
932 (lower_eh_constructs_2): Resolve eh builtins.
933 Handle GIMPLE_EH_MUST_NOT_THROW.
934 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
935 Add eh_seq to the end of the function body.
936 (make_eh_dispatch_edges): New.
937 (make_eh_edge): Remove.
938 (make_eh_edges): Simplify for landing pads.
939 (redirect_eh_edge_1): New.
940 (redirect_eh_edge): Use it.
941 (redirect_eh_dispatch_edge): New.
942 (stmt_could_throw_p): Use a switch. Allow RESX.
943 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
944 (stmt_can_throw_internal): Likewise.
945 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
946 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
947 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
948 (gate_refactor_eh): New.
949 (pass_refactor_eh): Use it.
950 (lower_resx, execute_lower_resx, pass_lower_resx): New.
951 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
952 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
953 (remove_unreachable_handlers): Rename from
954 tree_remove_unreachable_handlers; rewrite for landing pads;
955 call remove_eh_handler directly.
956 (remove_unreachable_handlers_no_lp): New.
957 (unsplit_eh, unsplit_all_eh): New.
958 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
959 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
960 (cleanup_empty_eh_unsplit): New.
961 (cleanup_empty_eh): Rewrite.
962 (cleanup_all_empty_eh): New.
963 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
964 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
965 (gate_cleanup_eh): New.
966 (pass_cleanup_eh): Use it.
967 (verify_eh_edges): Move later in file. Expect one EH edge.
968 (verify_eh_dispatch_edge): New.
970 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
971 (gtype-desc.o): Add TARGET_H.
972 (tree.o): Use EXCEPT_H, not except.h.
973 (cfgbuild.o): Add EXPR_H.
974 (GTFILES): Add vecprim.h.
975 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
976 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
977 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
978 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
979 * calls.c (emit_call_1): Use make_reg_eh_region_note.
980 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
981 calls to can_throw_internal.
982 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
983 (make_edges): Don't handle RESX; use can_nonlocal_goto.
984 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
985 (expand_gimple_stmt): Use make_reg_eh_region_note.
986 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
987 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
988 or find_exception_handler_labels.
989 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
990 there is exacly one EH edge. Use can_nonlocal_goto and
992 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
993 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
994 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
995 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
996 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
997 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
998 * dse.c (scan_insn): Use insn_could_throw_p.
999 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
1000 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
1001 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
1002 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
1003 EXC_PTR_EXPR or FILTER_EXPR.
1004 (tree_expr_nonzero_warnv_p): Likewise.
1005 * function.h: Include vecprim.h, not varray.h
1006 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
1007 move ttype_data and ehspec_data members to struct eh_status; change
1008 action_record_data member to a VEC.
1009 * gcse.c (hash_scan_set): Use can_throw_internal.
1010 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
1011 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
1012 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
1013 (block_may_fallthru): Don't handle RESX_EXPR.
1014 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
1015 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
1016 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
1017 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
1018 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
1019 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
1020 (gimple_size): Likewise.
1021 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
1022 (gimple_build_resx): Use gimple_build_with_ops.
1023 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
1024 (is_gimple_val): Likewise.
1025 (is_gimple_stmt): Remove RESX_EXPR.
1026 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
1027 (GIMPLE_RESX): Reorder with other EH constructs.
1028 * gimple.h (struct gimple_statement_eh_mnt): New.
1029 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
1030 (gimple_eh_filter_must_not_throw): Remove.
1031 (gimple_eh_filter_set_must_not_throw): Remove.
1032 (gimple_eh_must_not_throw_fndecl): New.
1033 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
1034 (is_gimple_resx): New.
1035 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
1036 Don't copy EH_FILTER_MUST_NOT_THROW.
1037 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
1038 * ipa-inline.c (estimate_function_body_sizes): Don't try to
1039 handle must_not_throw_labels specially.
1040 * ipa-pure-const.c (check_call): Update debug statement for LP.
1041 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
1042 * ipa-utils.c (get_base_var): Likewise.
1043 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
1044 * lower-subreg.c (move_eh_region_note): Remove.
1045 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
1046 * omp-low.c (new_omp_context): Update for eh_lp_nr.
1047 (create_task_copyfn): Likewise.
1048 (maybe_catch_exception): Use gimple_build_eh_filter.
1049 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
1050 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
1051 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
1052 and pass_lower_resx.
1053 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
1054 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
1055 can_throw_internal, can_nonlocal_goto.
1056 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
1057 copy_reg_eh_region_note_forward.
1058 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
1059 (emit_output_reload_insns): Likewise.
1060 (copy_eh_notes): Remove.
1061 * rtl.def (RESX): Remove.
1062 * rtl.h: Update declarations.
1063 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
1064 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
1065 (update_eh_label): Remove.
1066 (cleanup_dead_labels_eh): New.
1067 (cleanup_deal_labels): Use it instead of update_eh_label.
1068 (gimple_merge_blocks): Update landing pad data structure when
1069 removing a landing pad label.
1070 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1071 test; handle GIMPLE_EH_MUST_NOT_THROW.
1072 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1073 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1074 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1075 (verify_stmt): Likewise. Verify landing pads.
1076 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1077 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1078 (struct move_stmt_d): Add eh_map.
1079 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1080 (move_stmt_r): Remap eh region numbers in builtin calls,
1081 resx and eh_dispatch.
1082 (move_block_to_fn): Remove eh_offset parameter. Use
1083 maybe_duplicate_eh_stmt_fn.
1084 (find_outermost_region_in_block): Operate on eh_region pointers
1085 instead of region numbers.
1086 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1087 duplicate_eh_regions.
1088 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1089 test earlier. Disallow EH landing pads.
1090 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1091 * tree-flow.h: Update declarations.
1092 (struct tree_ann_common_d): Replace rn with lp_nr.
1093 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1094 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1095 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1096 resx and eh_dispatch.
1097 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1098 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1099 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1100 from duplicate_eh_regions.
1101 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1102 update RESX; handle EH_DISPATCH.
1103 (expand_call_inline): Set eh_lp_nr, not eh_region.
1104 (maybe_inline_call_in_expr): Likewise.
1105 * tree-inline.h (struct copy_body_data): Replace eh_region with
1106 eh_lp_nr, eh_region_offset with eh_map.
1107 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1108 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1109 * tree-pretty-print.c (dump_generic_node): Don't handle
1110 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1111 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1112 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1113 EXC_PTR_EXPR, FILTER_EXPR.
1114 * tree-ssa-operands.c (get_expr_operands): Likewise.
1115 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1116 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1117 (ao_ref_init_from_vn_reference): Likewise.
1118 * tree-ssa-sink.c (statement_sink_location): Likewise.
1119 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1120 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1121 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1122 EXC_PTR_EXPR, FILTER_EXPR.
1123 (is_exception_related): Remove.
1124 (compute_avail): Don't call it.
1125 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1126 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1127 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1128 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1130 (build_resx): Remove.
1131 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1132 * tree.h: Update declarations.
1133 (EH_FILTER_MUST_NOT_THROW): Remove.
1134 (struct tree_label_decl): Add eh_landing_pad_nr.
1135 (EH_LANDING_PAD_NR): New.
1136 * value-prof.c (gimple_ic): Tidy variable names. Update for
1137 landing pad numbers.
1138 (gimple_stringop_fixed_value): Tidy variable names. Assert
1139 that neither call stmt can throw.
1140 * vecprim.h (uchar): New.
1141 (VEC(uchar,heap), VEC(uchar,gc)): New.
1143 * c-common.c (c_define_builtins): Update call to
1144 build_common_builtin_nodes.
1145 * c-parser.c (c_parse_file): Don't call
1146 default_init_unwind_resume_libfunc.
1148 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1150 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1151 (mips_cprestore_address_p): Likewise.
1152 (mips_save_gp_to_cprestore_slot): Likewise.
1153 (mips_restore_gp): Rename to...
1154 (mips_restore_gp_from_cprestore_slot): ...this.
1155 (mips_must_initialize_gp_p): Declare.
1156 (mips_emit_save_slot_move): Likewise.
1157 (mips_output_load_label): Return nothing.
1158 (mips_eh_uses): Declare.
1159 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1160 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1161 (TARGET_ABSOLUTE_JUMPS): Likewise.
1162 (EH_USES): Likewise.
1163 (FIRST_PSEUDO_REGISTER): Update comment.
1164 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1165 (MIPS_CALL): ...here.
1166 (REGISTER_NAMES): Add $cprestore.
1167 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1168 Add load_label_length, has_inflexible_gp_insn_p,
1169 has_flexible_gp_insn_p, must_initialize_gp_p and
1170 must_restore_gp_when_clobbered_p.
1171 (mips_expand_call): Don't generate split instructions here.
1172 (mips_split_call): Update the call to mips_restore_gp after
1173 the above name change.
1174 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1175 (mips_find_gp_ref): New function.
1176 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1177 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1178 (mips_insn_has_flexible_gp_ref_p): Likewise.
1179 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1180 (mips_function_has_gp_insn): Delete.
1181 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1182 Use the new functions above. Only return INVALID_REGNUM
1183 for TARGET_ABSOLUTE_JUMPS.
1184 (mips_must_initialize_gp_p): New function.
1185 (mips_get_cprestore_base_and_offset): New function, extracted from...
1186 (mips_cprestore_slot): ...here. Take a bool parameter.
1187 (mips_cfun_has_cprestore_slot_p): New function.
1188 (mips_cprestore_address_p): Likewise.
1189 (mips_save_gp_to_cprestore_slot): Likewise.
1190 (mips_restore_gp): Rename to...
1191 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1192 epilogue_completed. Update the call to mips_cprestore_slot.
1193 Test cfun->machine->must_restore_gp_when_clobbered_p.
1194 (mips_direct_save_slot_move_p): New function.
1195 (mips_emit_save_slot_move): Likewise.
1196 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1197 of cfun->machine->global_pointer.
1198 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1199 (mips_save_reg): Use mips_emit_save_slot_move.
1200 (mips_expand_prologue): Set must_initialize_gp_p.
1201 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1202 for all cprestore saves. Emit a use_cprestore instruction after
1203 setting up the cprestore slot.
1204 (mips_restore_reg): Use mips_emit_save_slot_move.
1205 (mips_process_load_label): New function.
1206 (mips_load_label_length): Likewise.
1207 (mips_output_load_label): Don't return asm: output it here instead.
1208 Use mips_process_load_label.
1209 (mips_adjust_insn_length): Adjust the length of branch instructions
1210 that have length MAX_PIC_BRANCH_LENGTH.
1211 (mips_output_conditional_branch): Update the call to
1212 mips_output_load_label. Assume the branch target is OPERANDS[0]
1213 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1214 (mips_output_order_conditional_branch): Swap the meaning of
1215 OPERANDS[0] and OPERANDS[1].
1216 (mips_variable_issue): Don't count ghost instructions.
1217 (mips_expand_ghost_gp_insns): New function.
1218 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1219 (mips_output_mi_thunk): Set must_initialize_gp_p.
1220 (mips_eh_uses): New function.
1221 * config/mips/predicates.md (cprestore_save_slot_operand)
1222 (cprestore_load_slot_operand): New predicates.
1223 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1224 (UNSPEC_MOVE_GP): Likewise.
1225 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1226 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1227 (CPRESTORE_SLOT_REGNUM): New register.
1228 (MAX_PIC_BRANCH_LENGTH): New constant.
1229 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1230 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1231 branches. Fix commentary.
1232 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1233 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1234 Change type to "ghost".
1235 (loadgp_absolute_<mode>): Likewise.
1236 (loadgp_rtp_<mode>): Likewise.
1237 (copygp_mips16): Likewise.
1238 (loadgp_blockage): Remove redundant mode attribute.
1239 (potential_cprestore): New instruction.
1240 (cprestore): Turn into an unspec set.
1241 (use_cprestore): New instruction.
1242 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1243 (*branch_fp_inverted): Likewise.
1244 (*branch_order<mode>): Likewise.
1245 (*branch_order<mode>_inverted): Likewise.
1246 (*branch_equality<mode>): Likewise.
1247 (*branch_equality<mode>_inverted): Likewise.
1248 (*branch_bit<bbv><mode>): Likewise.
1249 (*branch_bit<bbv><mode>_inverted): Likewise.
1250 (*branch_equality<mode>_mips16): Remove redundant mode.
1251 (jump): Turn into a define_expand.
1252 (*jump_absolute): New instruction.
1253 (*jump_pic): Likewise.
1254 (*jump_mips16): Rename previously-unnamed pattern. Remove
1255 redundant mode attribute.
1256 (restore_gp): Split on epilogue_completed rather than
1257 reload_completed. Change type to "ghost".
1258 (move_gp<mode>): New instruction.
1259 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1260 Remove redundant mode attribute.
1261 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1262 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1263 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1265 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1268 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1269 are returned in the same register (vs34 or v2) that Altivec vector
1270 types are returned in.
1271 (rs6000_libcall_value): Ditto.
1274 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1275 instead of explicit addsi3/adddi3 calls.
1276 (rs6000_split_multireg_move): Ditto.
1277 (rs6000_emit_allocate_stack): Ditto.
1278 (rs6000_emit_prologue): Ditto.
1279 (rs6000_output_mi_thunk): Ditto.
1281 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1282 size is 64 bits if we can use 64-bit registers.
1284 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1286 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1289 From Jie Zhang <jie.zhang@analog.com>:
1290 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1291 save FP and RETS with saveall attribute.
1292 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1293 with saveall attribute.
1295 * config/bfin/bfin.c (bfin_expand_builtin,
1296 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1299 From Jie Zhang <jie.zhang@analog.com>:
1300 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1301 before use in two places.
1302 * config/bfin/bfin.md (AREG): Define mode iterator.
1303 (reload_in, reload_out): Use mode iterator AREG.
1305 2009-09-14 Richard Guenther <rguenther@suse.de>
1308 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1309 EH personality path.
1311 2009-09-13 Richard Guenther <rguenther@suse.de>
1312 Rafael Avila de Espindola <espindola@google.com>
1314 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1315 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1316 (LANG_HOOKS_INITIALIZER): Adjust.
1317 (lhd_pass_through_t): Declare.
1318 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1320 * langhooks.c (lhd_pass_through_t): New function.
1321 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1322 dwarf2out_begin_prologue): Use personality from current_function_decl.
1323 * expr.h (get_personality_function): Declare.
1324 * expr.c (get_personality_function): New function.
1325 (build_personality_function): Likewise.
1326 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1327 (eh_personality_libfunc): Remove.
1328 * optabs.c (build_libfunc_function): New function split out from ...
1329 (init_one_libfunc): ... here.
1330 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1331 (tree_function_decl): Add personality.
1332 (lhd_gcc_personality): Declare.
1333 (build_personality_function): Likewise.
1334 * tree.c (gcc_eh_personality_decl): New.
1335 (lhd_gcc_personality): New function.
1336 * except.h (lang_eh_runtime_type): Remove.
1337 (enum eh_personality_kind): New.
1338 (build_personality_function): Declare.
1339 (function_needs_eh_personality): Declare.
1340 * except.c (lang_eh_runtime_type): Remove.
1341 (function_needs_eh_personality): New function.
1342 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1343 (sjlj_emit_function_enter, output_function_exception_table):
1344 Use personality from current_function_decl.
1345 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1346 * tree-inline.c (tree_can_inline_p): Do not inline across different
1348 (expand_call_inline): Likewise. Adjust the callers EH personality.
1349 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1350 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1351 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1352 (c-parser.o): Likewise
1353 * c-tree.h (c_eh_initialized_p): Remove.
1354 (c_maybe_initialize_eh): Likewise.
1355 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1356 (finish_decl): Don't call c_maybe_initialize_eh.
1357 (c_eh_initialized_p): Remove.
1358 (c_maybe_initialize_eh): Likewise.
1359 * c-parser.c (c_parser_omp_construct): Likewise.
1360 (c_parse_file): Initialize exception handling.
1362 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1364 * config.gcc (tm_file): Remove i386/biarch32.h
1365 for i?86-w64-mingw* case.
1366 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1368 * config.host: Set for x64 mingw the option
1369 use_long_long_for_widest_fast_int to yes.
1371 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1373 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1374 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1375 (dbxout_begin_function): Likewise.
1376 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1377 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1378 set on the function.
1379 (final_end_function): Likewise.
1380 (final_scan_insn): Likewise.
1381 (rest_of_handle_final): Likewise.
1382 * varasm.c (assemble_start_function): Likewise.
1383 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1385 2009-09-12 Jason Merrill <jason@redhat.com>
1387 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1388 * opts.c (common_handle_option): constify.
1390 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1392 * doc/install.texi (avr): Remove obsolete reference site.
1394 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1396 * doc/install.texi (Binaries): Adjust AIX link.
1398 2009-09-12 Akim Demaille <demaille@gostai.com>
1400 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1401 Use an imperative sentence.
1403 2009-09-11 Richard Henderson <rth@redhat.com>
1405 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1406 structure-name and has-tree-operands arguments; update all entries.
1407 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1409 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1410 (gsstruct_code_size): New.
1411 (gss_for_code_): New.
1412 (gss_for_code): Remove.
1413 (gimple_size): Rewrite using gsstruct_code_size.
1414 (gimple_statement_structure): Move to gimple.h.
1415 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1416 (gss_for_code, gimple_statement_structure): New.
1417 (gimple_ops): Use new arrays; tidy.
1419 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1421 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1422 operand to be a PLUS expression.
1423 * config/pa/pa.c (pa_secondary_reload): Likewise.
1425 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1427 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1429 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1432 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1434 From Jie Zhang <jie.zhang@analog.com>:
1435 * doc/extend.texi (node Function Attributes): Document l2
1437 (node Blackfin Variable Attributes): Document l2 variable attributes.
1439 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1441 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1442 to match the system compiler's configuration at inflection point.
1443 Add comment to remark a remaining difference with system compiler.
1445 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1446 * configure: Regenerate.
1448 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1450 From Jie Zhang <jie.zhang@analog.com>:
1451 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1452 (bfin_handle_l2_attribute): New.
1453 (bfin_attribute_table): Add l2 attribute.
1455 2009-09-11 Michael Matz <matz@suse.de>
1458 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1459 on the local_decls list.
1461 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1465 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1467 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1468 for VALUEs, to implement the documented interface.
1469 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1470 Adjust for VALUEs and anything else, to implement the
1471 documented interface.
1473 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1475 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1476 with actual SPE/paired vector modes before using 64-bit alignment.
1477 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1479 2009-09-10 DJ Delorie <dj@redhat.com>
1481 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1484 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1485 * config/mep/mep.c (mep_legitimate_constant_p): New.
1486 * config/mep/mep-protos.h: Prototype it.
1488 2009-09-10 Richard Henderson <rth@redhat.com>
1490 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1492 2009-09-10 Jason Merrill <jason@redhat.com>
1494 * tree.c (chain_index): New fn.
1495 * tree.h: Declare it.
1497 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1499 * config/sol2-c.c (cmn_err_length_specs): Initialize
1500 scalar_identity_flag.
1502 2009-09-10 Richard Henderson <rth@redhat.com>
1504 * tree.h (struct tree_decl_common): Move align member earlier;
1505 move label_decl_uid member ...
1506 (struct tree_label_decl): ... here.
1507 (LABEL_DECL_UID): Update to match.
1509 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1512 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1513 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1515 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1516 dest_prev if the edge is complex.
1518 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1520 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1521 loop latch tests earlier.
1523 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1524 before GIMPLE_RETURN, not after its predecessor; insert
1527 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1528 gimple_seq_empty_p to test for no PHI nodes.
1529 * tree-cfg.c (split_critical_edges): Likewise.
1531 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1533 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1535 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1536 introduced by the VTA branch merge.
1538 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1540 * ira-conflicts.c: Use fputs or putc instead of fprintf
1544 * tree-switch-conversion.c: Ditto.
1546 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1548 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1549 introduced by the VTA branch merge.
1551 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1554 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1556 PR rtl-optimization/39779
1557 * expr.c (convert_modes): Return when mode == oldmode after
1558 CONST_INTs are processed.
1560 2009-09-10 Nick Clifton <nickc@redhat.com>
1562 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1563 attribute and referring decl when creating renamed symbol.
1565 2009-09-10 Richard Guenther <rguenther@suse.de>
1568 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1570 (cgraph_finalize_compilation_unit): Compute reachability
1571 before emitting thunks. Properly process aliases before
1572 possibly removing unreachable nodes.
1574 2009-09-10 Richard Guenther <rguenther@suse.de>
1577 * tree.c (struct free_lang_data_d): Add worklist member.
1578 (find_decls_types_r): Push onto the worklist instead of recursing.
1579 Handle TREE_BINFOs properly.
1580 (find_decls_types): New function wrapped around find_decls_types_r
1581 to process the worklist.
1582 (find_decls_types_in_eh_region): Use it.
1583 (find_decls_types_in_node): Likewise.
1584 (find_decls_types_in_var): Likewise.
1585 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1586 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1587 (AGGREGATE_TYPE_P): Adjust.
1589 2009-09-09 Jason Merrill <jason@redhat.com>
1591 * configure.ac: Check glibc version even if we have an in-tree
1594 2009-09-09 Anthony Green <green@moxielogic.com>
1596 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1597 the constant 0 when appropriate.
1598 * config/moxie/constraints.md: Add constraint O.
1600 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1601 to pass up to 6 32-bit argument values in registers.
1602 (moxie_function_arg): Ditto.
1603 (moxie_arg_partial_bytes): Ditto.
1604 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1605 (REG_PARM_STACK_SPACE): Ditto.
1606 (FUNCTION_ARG_REGNO_P): Ditto.
1608 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1609 instruction to allocate stack space.
1611 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1613 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1614 unnecessarily stringent constraints. Fix address
1615 calculation in the splitters.
1617 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1619 PR rtl-optimization/39779
1620 * expr.c (convert_modes): Return when mode == oldmode after
1621 CONST_INTs are processed.
1623 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1626 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1627 (ix86_expand_prologue): Take frame.padding0 into logic of
1629 (ix86_expand_epilogue): Likewise.
1631 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1633 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1635 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1636 * config/t-slibgcc-libgcc: New file.
1637 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1639 2009-09-09 Martin Jambor <mjambor@suse.cz>
1641 PR tree-optimization/41089
1642 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1645 2009-09-09 Richard Henderson <rth@redhat.com>
1647 * gimple.h (CASE_GIMPLE_OMP): New.
1648 (is_gimple_omp): Use it.
1649 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1650 (verify_gimple_debug): Likewise.
1652 2009-09-09 Richard Guenther <rguenther@suse.de>
1654 PR tree-optimization/41101
1655 * tree-ssa-pre.c (maximal_set): Remove.
1656 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1657 Defer all blocks we didn't visit at least one successor.
1658 (add_to_exp_gen): Do not add to the maximal set.
1659 (make_values_for_phi): Likewise.
1660 (compute_avail): Likewise.
1661 (init_pre): Do not allocate the maximal set.
1662 (execute_pre): Do not dump it.
1664 2009-09-09 Martin Jambor <mjambor@suse.cz>
1666 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1667 an SSA_NAME rather than a is_gimple_variable.
1669 2009-09-09 Richard Guenther <rguenther@suse.de>
1672 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1673 code dealing with plain pointer bases.
1674 (maybe_fold_offset_to_reference): Likewise.
1675 (maybe_fold_stmt_addition): Adjust.
1677 2009-09-09 Richard Guenther <rguenther@suse.de>
1679 * tree.c (free_lang_data_in_type): Do not free the type variant
1681 (free_lang_data): Merge char_type_node with its properly signed
1683 (pass_ipa_free): Collect after freeing language specific data.
1685 2009-09-09 Michael Matz <matz@suse.de>
1688 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1689 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1690 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1693 2009-09-08 DJ Delorie <dj@redhat.com>
1695 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1697 2009-09-04 Jason Merrill <jason@redhat.com>
1699 * tree.c (tree_find_value): Remove.
1700 * tree.h: Remove prototype.
1701 * varasm.c (assemble_external): Use value_member instead.
1703 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1705 * toplev.c (process_options): Choose default debugging type when
1706 gtoggle enables debug info and type is unset.
1708 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1712 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1715 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1717 * configure: Rebuilt with modified libtool.m4.
1719 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1724 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1726 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1728 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1729 (remove_statement): Likewise.
1730 (rewrite_use_nonlinear_expr): Adjust.
1731 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1732 * tree-ssa.c (release_defs_bitset): ... this. New.
1733 * tree-flow.h (release_defs_bitset): Declare.
1735 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1738 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1739 in the middle block.
1741 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1743 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1744 via intptr_t to long type.
1745 (insert_operand_rank): Cast long type via intptr_t to
1747 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1749 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1750 from pointer to unsigned via uintptr_t.
1752 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1753 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1755 * configure: Regenerated.
1756 * config.in: Regenerated
1757 * system.h (stdint.h): Add include.
1758 (inttypes.h): Likewise.
1759 * Makefile.in (aclocal): Add config/stdint.m4.
1760 * aclocal.m4: Regenerated.
1762 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1764 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1766 (note_np_check_stores): New function.
1767 (harmless_null_pointer_p): New function.
1768 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1769 changed. Take into account whether we're in the shadow of a condjump
1770 that tested NP_REG for NULL.
1771 Lose all code that tested for SEQUENCEs.
1772 (workaround_speculation): Avoid inserting NOPs for loads that are
1773 either always executed or a NULL pointer.
1775 2009-09-08 Jan Hubicka <jh@suse.cz>
1777 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1778 * params.def (early-inlining-insns): Likewise.
1780 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1782 PR rtl-optimization/41239
1783 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1784 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1786 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1787 across calls, as the calls might not always return normally.
1788 (call_may_noreturn_p): New function.
1789 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1790 (init_deps): Initialize it.
1791 (remove_from_deps): Also remove calls from
1792 last_function_call_may_noreturn list.
1794 2009-09-07 Richard Henderson <rth@redhat.com>
1796 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1797 more VR->OPERANDS than LHS operands. Free LHS before returning.
1799 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1801 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1802 (attr "addrtype"): New member "spreg".
1803 Use it if mem_spfp_address_operand is true for the address.
1804 (attr "type"): New entry "stall".
1805 (cpu_unit "load"): New.
1806 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1808 (insn_reservation "loadsp"): New.
1809 (insn_reservation "load_stall1"): New.
1810 (insn_reservation "load_stall3"): New.
1812 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1813 (mem_p_address_operand): Exclude stack and frame pointer based
1815 (mem_spfp_address_operand): New; match them here.
1816 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1817 (bfin_reorg): Call it if scheduling insns.
1818 (bfin_gen_bundles): Remove dummy insns created by
1819 add_sched_insns_for_speculation.
1821 From Jie Zhang <jie.zhang@analog.com>:
1822 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1823 bfin_si_revision, bfin_workarounds): Move these ...
1824 * config/bfin/bfin.h: ... here.
1826 From Mike Frysinger <michael.frysinger@analog.com>
1827 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1828 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1829 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1830 bf547m, bf548m, and bf549m.
1831 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1832 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1833 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1834 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1835 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1836 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1837 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1838 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1839 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1840 bf542m, bf544m, bf547m, bf548m, and bf549m.
1842 From Jie Zhang <jie.zhang@analog.com>:
1843 * config/bfin/predicates.md (p_register_operand): New predicate.
1844 (dp_register_operand): New predicate.
1845 * config/bfin/bfin-protos.h (WA_05000074): Define.
1846 (ENABLE_WA_05000074): Define.
1847 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1848 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1849 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1850 (define_attr addrtype): Allow load/store register to be P register.
1851 (define_attr storereg): New.
1852 (define_cpu_unit anomaly_05000074): New.
1853 (define_insn_reservation dsp32shiftimm): New.
1854 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1855 (define_insn_reservation loadp): Cannot use slot2.
1856 (define_insn_reservation loadsp): Cannot use slot2.
1857 (define_insn_reservation storep): Cannot use slot2. Does not
1858 apply when working around 05000074.
1859 (define_insn_reservation storep_anomaly_05000074): New.
1860 (define_insn_reservation storei): Does not apply when working
1862 (define_insn_reservation storei_anomaly_05000074): New.
1863 (define_attr length): Add dsp32shiftimm case.
1864 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1865 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1866 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1867 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1868 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1870 2009-09-07 Martin Jambor <mjambor@suse.cz>
1873 * tree-sra.c (create_artificial_child_access): Return NULL if
1874 build_ref_for_offset fails.
1875 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1876 and create_artificial_child_access to fail.
1878 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1881 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1882 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1883 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1885 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1887 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1888 block, ensure it has an exit edge. Emit a barrier after a jump.
1890 2009-09-07 Nick Clifton <nickc@redhat.com>
1892 * gcc.c (this_is_linker_script): New variable. Like
1893 this_is_library_file but for the %T constructor.
1894 (end_going_arg): If this_is_linker_script is set then locate the
1895 script and insert a --script switch before it
1896 (do_spec_2): Initialise this_is_linker_script.
1897 (do_spec_1): Likewise. Handle %T construct.
1898 (eval_spec_function): Preserve this_is_linker_script.
1899 * doc/invoke.texi: Document %T construct in spec files.
1900 * config/m32c/m32c.h (LIB_SPEC): Use it.
1902 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1904 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1905 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1906 when volatile flag is set.
1907 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1909 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1912 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1913 (combine_stack_adjustments_for_block): Allow insns between stack
1914 adjustments and stores with corresponding pre-(dec|inc)rement or
1915 pre-modify operation.
1917 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1920 * combine-stack-adj.c (struct csa_memlist): Rename to...
1921 (struct csa_reflist): ... this. Rename mem field to ref.
1922 (free_csa_memlist): Rename to...
1923 (free_csa_reflist): ... this.
1924 (record_one_stack_memref): Rename to...
1925 (record_one_stack_ref): ... this. Handle also REG_P.
1926 (try_apply_stack_adjustment): Handle also REG_P.
1927 (struct record_stack_memrefs_data): Rename to...
1928 (struct record_stack_refs_data): ... this. Rename memlist field to
1930 (record_stack_memrefs): Rename to...
1931 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1932 subexpressions instead of failing when a MEM contains SP references.
1933 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1934 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1936 2009-09-06 Richard Guenther <rguenther@suse.de>
1939 * tree.c (build_array_type): Do not record types marked
1940 with structural equality in the canonical type hashtable.
1942 2009-09-06 Richard Guenther <rguenther@suse.de>
1945 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1947 2009-09-05 Richard Guenther <rguenther@suse.de>
1950 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1952 2009-09-05 Richard Guenther <rguenther@suse.de>
1955 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1957 2009-09-05 Richard Guenther <rguenther@suse.de>
1960 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1961 before comparing function argument types.
1963 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1966 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1969 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1972 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1974 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1975 locators before emit_insn is called.
1977 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1980 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1981 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1982 (reginfo_init): Don't call allocate_reg_info.
1984 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1987 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1988 NONDEBUG_INSN_P instead of INSN_P.
1990 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1993 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1995 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1998 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1999 pattern of the split.
2001 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2003 * toplev.c (process_options): Move setter of flag_var_tracking
2004 before other tests that depend on it. Move down setter of
2005 flag_rename_registers. Don't enable var-tracking-assignments
2006 by default if selective scheduling is enabled. Warn if both
2009 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
2011 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
2012 comment. Use switch statement to catch overlaps between rtx
2013 and tree codes. Accept FUNCTION_DECLs in addition to those in...
2014 (IS_DECL_CODE): ... here. Remove.
2015 (check_value_is_not_decl): Remove.
2016 (dv_from_decl, dv_from_value): Check after conversion.
2018 2009-09-04 Richard Guenther <rguenther@suse.de>
2021 * (cgraph_finalize_compilation_unit): Move finalizing aliases
2022 after emitting tunks. Move emitting thunks and ctors from ...
2023 (cgraph_optimize): ... here. Remove redundant
2024 cgraph_analyze_functions.
2025 * varasm.c (find_decl_and_mark_needed): Remove no longer
2027 (finish_aliases_1): Adjust check for thunk aliases.
2029 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
2031 * config/arm/arm.md (ctzsi2): Added braces
2032 to avoid warning that broke booststrap.
2034 2009-09-04 Martin Jambor <mjambor@suse.cz>
2036 PR tree-optimization/41112
2037 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
2038 handle variable-bounded arrays.
2039 (expr_with_var_bounded_array_refs_p): New function.
2040 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
2042 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
2044 * config/s390/2097.md: Removed two incorrect bypasses.
2045 (z10_fsimpdf): Fixed latency.
2046 (z10_fhex): New insn_reservation.
2047 (z10_floaddf): Fixed latency.
2048 (z10_floadsf): Fixed latency.
2049 (z10_ftrunctf): Fixed latency.
2050 (z10_ftruncdf): Fixed latency.
2051 * config/s390/s390.c (z10_cost): Fixed values.
2052 (s390_adjust_priority): Added z10 path.
2053 * config/s390/s390.md (type): Added fhex.
2054 (*mov<mode>_64dfp): Updated type attribute.
2055 (*mov<mode>_64): Updated type attribute.
2056 (*mov<mode>_31): Updated type attribute.
2057 (*mov<mode>"): Likewise.
2058 * config/s390/2084.md (x_fsimpdf): Updated condition.
2060 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
2062 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
2063 RTXs in the predicate for operand 1.
2065 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2067 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2068 (rbitsi2): New insn.
2069 (ctzsi2): New expand.
2070 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2072 2009-09-03 Martin Jambor <mjambor@suse.cz>
2074 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2075 (create_artificial_child_access): Use build_ref_for_offset instead
2076 of duplicate_expr_for_different_base.
2077 (propagate_subacesses_accross_link): Likewise.
2079 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2081 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2083 (mips16e_collect_argument_saves): Skip debug instructions.
2084 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2085 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2086 (r10k_insert_cache_barriers): Likewise.
2087 (mips_reorg_process_insns): Likewise.
2089 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2092 * ira.c (update_equiv_reg): Remove check on class likely spill.
2094 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2097 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2098 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2102 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2103 the stack slot if it is passed by invisible reference.
2104 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2105 by invisible reference.
2107 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2109 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2110 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2111 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2113 * config/bfin/sync.md: New file.
2114 * config/bfin/bfin.md: Include it.
2115 (UNSPEC_ATOMIC): New.
2116 (UNSPEC_ONES): Provide a unique number.
2118 From Jie Zhang <jie.zhang@analog.com>:
2119 * config/bfin/bfin.c (ret_regs): New.
2120 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2121 (must_save_rets_p): New.
2122 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2123 current_function_is_leaf.
2124 (do_link): Likewise.
2125 (do_unlink): Likewise.
2126 (expand_interrupt_handler_prologue): Use ret_regs array.
2127 (expand_interrupt_handler_epilogue): Use ret_regs array and
2128 pass return register to gen_return_internal.
2129 (bfin_expand_epilogue): Pass return register to
2130 gen_return_internal.
2131 (bfin_expand_call): Explicitly clobber RETS.
2132 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2133 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2134 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2135 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2137 (return_internal): Take a reg rtx rather than the register number.
2139 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2141 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2142 when comparing against estimated_loop_iterations_int return.
2144 2009-09-03 Richard Guenther <rguenther@suse.de>
2146 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2147 eh_personality_libfunc.
2149 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2151 * tree-parloops.c (separate_decls_in_region): Add space.
2153 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2155 * tree-parloops.c (separate_decls_in_region): Change the condition
2156 checking if there are reductions in the loop.
2158 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2160 PR tree-optimization/38275
2161 * tree-parloops.c (parallelize_loops): Replace profitability condition
2162 for expected number of iterations.
2164 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2166 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2167 (bootstrap-debug): Explain conditions in which it becomes default.
2168 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2171 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2173 * doc/invoke.texi (Optimize Options): Move
2174 -finline-small-functions to the -O2 list.
2176 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2178 * toplev.c (process_options): Enable var-tracking-assignments
2179 by default if var-tracking is enabled.
2181 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2183 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2185 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2186 * rtl.h (prev_nonnote_insn_bb): Declare it.
2188 2009-09-03 Diego Novillo <dnovillo@google.com>
2190 * cgraph.c (cgraph_node_for_decl): New.
2191 * cgraph.h (cgraph_node_for_decl): Declare.
2192 * tree.c (host_integerp): Return 0 if T is NULL.
2194 2009-09-03 Diego Novillo <dnovillo@google.com>
2196 * tree.h (struct alias_pair): Move from varasm.c.
2197 (alias_pairs): Likewise.
2198 (TYPE_MAXVAL): Define.
2199 (TYPE_MINVAL): Define.
2200 (iterative_hash_host_wide_int): Declare.
2201 (remove_unreachable_alias_pairs): Declare.
2202 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2203 * diagnostic.c (default_diagnostic_starter): Make extern.
2204 (default_diagnostic_finalizer): Make extern.
2205 * diagnostic.h (default_diagnostic_starter): Declare.
2206 (default_diagnostic_finalizer): Declare.
2207 (default_tree_printer): Declare.
2208 * toplev.c (default_tree_printer): Make extern.
2210 2009-09-03 Richard Guenther <rguenther@suse.de>
2211 Diego Novillo <dnovillo@google.com>
2213 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2214 * cgraphunit.c (cgraph_expand_function): Do not emit
2215 associated thunks from here.
2216 (cgraph_emit_thunks): New.
2217 (cgraph_optimize): Call it.
2218 Return if any IPA pass finds an error.
2219 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2222 2009-09-03 Simon Baldwin <simonb@google.com>
2223 Rafael Espindola <espindola@google.com>
2224 Richard Guenther <rguenther@suse.de>
2225 Doug Kwan <dougkwan@google.com>
2226 Diego Novillo <dnovillo@google.com>
2228 * tree.c: Include tree-pass.h, langhooks-def.h,
2229 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2230 (free_lang_data_in_type): New.
2231 (need_assembler_name_p): New.
2232 (free_lang_data_in_block): New.
2233 (free_lang_data_in_decl): New.
2234 (struct free_lang_data_d): New.
2235 (add_tree_to_fld_list): New.
2236 (find_decls_types_r): New.
2237 (get_eh_types_for_runtime): New.
2238 (find_decls_types_in_eh_region): New.
2239 (find_decls_types_in_node): New.
2240 (find_decls_types_in_var): New.
2241 (free_lang_data_in_cgraph): New.
2242 (free_lang_data): New.
2243 (gate_free_lang_data): New.
2244 (pass_ipa_free_lang_data): New.
2246 2009-09-03 Diego Novillo <dnovillo@google.com>
2248 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2249 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2250 (lang_hooks): Remove const qualifier.
2251 * ipa.c (cgraph_remove_unreachable_nodes): Call
2252 remove_unreachable_alias_pairs.
2253 * except.c (add_type_for_runtime): Check if TYPE has
2254 already been converted.
2255 (lookup_type_for_runtime): Likewise.
2256 (check_handled): Handle converted types.
2257 * varasm.c (remove_unreachable_alias_pairs): New.
2258 * gimple.c: Include demangle.h.
2259 (gimple_decl_printable_name): New.
2260 (gimple_fold_obj_type_ref): New.
2261 * gimple.h (gimple_decl_printable_name): Declare.
2262 (gimple_fold_obj_type_ref): Declare.
2263 * passes.c (init_optimization_passes): Add pass
2264 pass_ipa_free_lang_data.
2265 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2266 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2268 2009-09-03 Diego Novillo <dnovillo@google.com>
2270 * c-lang.c (lang_hooks): Remove const qualifier.
2272 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2274 * doc/install.texi (*-*-freebsd*): Update target information.
2276 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2278 * hard-reg-set.h (call_fixed_regs): Remove.
2279 * reginfo.c (call_fixed_regs): Remove.
2280 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2281 (globalize_reg): Don't use call_fixed_regs.
2282 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2285 2009-09-01 Michael Matz <matz@suse.de>
2287 * expr.h (emit_storent_insn, expand_expr_real_1,
2288 expand_expr_real_2): Declare.
2289 * expr.c (emit_storent_insn, expand_expr_real_1,
2290 expand_expr_real_2): Export.
2291 (store_expr): Setting and evaluating dont_return_target is useless.
2292 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2293 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2294 * except.c (expand_resx_expr): Rename to ...
2295 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2296 * except.h (expand_resx_stmt): Declare.
2297 * stmt.c: Add include gimple.h
2298 (expand_asm_expr): Rename to ...
2299 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2300 (expand_case): Rewrite to take gimple statement.
2301 * tree.h (expand_asm_stmt): Declare.
2302 (expand_case): Change prototype.
2303 * Makefile.in (stmt.o): Depend on gimple.h.
2304 * builtins.c (expand_builtin_synchronize): Build gimple asm
2305 statement, not an ASM_EXPR.
2306 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2307 gimple_to_tree, release_stmt_tree): Remove.
2308 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2309 ggc_free, but hold comparison code and operands separately.
2310 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2311 (expand_call_stmt, expand_gimple_stmt_1,
2312 expand_gimple_stmt): New helpers.
2313 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2314 release_stmt_tree. Call expand_gimple_stmt instead.
2315 (expand_gimple_basic_block): Ditto.
2317 * calls.c (emit_call_1): Don't look at EH regions here, make
2318 fntree parameter useless.
2319 (expand_call): New local rettype for TREE_TYPE(exp), use it
2320 throughout. Remove local p, use addr instead.
2321 Don't look at EH regions here.
2323 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2325 * doc/invoke.texi (-fsched-pressure): Document it.
2326 (-fsched-reg-pressure-heuristic): Remove it.
2328 * reload.c (ira.h): Include.
2329 (find_reloads): Add choosing reload on number of small spilled
2332 * haifa-sched.c (ira.h): Include.
2333 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2334 saved_reg_pressure, curr_reg_live, saved_reg_live,
2335 region_ref_regs): New variables.
2336 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2337 initiate_reg_pressure_info, setup_ref_regs,
2338 initiate_bb_reg_pressure_info, save_reg_pressure,
2339 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2341 (setup_insn_reg_pressure_info): New function.
2342 (rank_for_schedule): Add pressure checking and insn issue time.
2343 Remove comparison of insn reg weights.
2344 (ready_sort): Set insn reg pressure info.
2345 (update_register_pressure, setup_insn_max_reg_pressure,
2346 update_reg_and_insn_max_reg_pressure,
2347 sched_setup_bb_reg_pressure_info): New functions.
2348 (schedule_insn): Add code for printing and updating reg pressure info.
2349 (find_set_reg_weight, find_insn_reg_weight): Remove.
2350 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2351 (debug_ready_list): Print reg pressure info.
2352 (schedule_block): Ditto. Check insn issue time.
2353 (sched_init): Set up sched_pressure_p. Allocate and set up some
2354 reg pressure related info.
2355 (sched_finish): Free some reg pressure related info.
2356 (fix_tick_ready): Make insn always ready if pressure_p.
2357 (init_h_i_d): Don't call find_insn_reg_weight.
2358 (haifa_finish_h_i_d): Free insn reg pressure info.
2360 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2361 ira_memory_move_cost, ira_class_hard_regs,
2362 ira_class_hard_regs_num, ira_no_alloc_regs,
2363 ira_available_class_regs, ira_reg_class_cover_size,
2364 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2366 * ira-lives.c (single_reg_class): Check mode to find how many
2367 registers are necessary for operand.
2368 (ira_implicitly_set_insn_hard_regs): New.
2370 * common.opt (fsched-pressure): New options.
2371 (fsched-reg-pressure-heuristic): Remove.
2373 * ira.c (setup_eliminable_regset): Rename to
2374 ira_setup_eliminable_regset. Make it external.
2375 (expand_reg_info): Pass cover class to setup_reg_classes.
2376 (ira): Call resize_reg_info instead of allocate_reg_info.
2378 * sched-deps.c: Include ira.h.
2379 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2380 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2381 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2382 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2383 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2384 mark_insn_reg_store, mark_insn_reg_clobber,
2385 setup_insn_reg_pressure_info): New.
2386 (sched_analyze_1): Update implicit_reg_pending_uses.
2387 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2388 Use them to create dependencies. Set insn reg uses and pressure
2389 info. Process reg_pending_uses in one place.
2390 (free_deps): Free implicit sets.
2391 (remove_from_deps): Remove implicit sets if necessary. Check
2392 implicit sets when clearing reg_last_in_use.
2393 (init_deps_global): Clear implicit_reg_pending_clobbers and
2394 implicit_reg_pending_uses.
2396 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2397 ira_memory_move_cost, ira_class_hard_regs,
2398 ira_class_hard_regs_num, ira_no_alloc_regs,
2399 ira_available_class_regs, ira_reg_class_cover_size,
2400 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2401 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2402 ira_implicitly_set_insn_hard_regs): New prototypes.
2404 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2405 cost_elements_num): New variables.
2406 (allocno_costs, total_costs): Rename to costs and
2407 total_allocno_costs.
2408 (COSTS_OF_ALLOCNO): Rename to COSTS.
2409 (allocno_pref): Rename to pref.
2410 (allocno_pref_buffer): Rename to pref_buffer.
2411 (common_classes): Rename to regno_cover_class.
2413 (record_reg_classes): Set allocno attributes only if allocno_p.
2414 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2415 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2416 and COSTS_OF_ALLOCNO.
2417 (print_costs): Rename to print_allocno_costs.
2418 (print_pseudo_costs): New.
2419 (process_bb_node_for_costs): Split into 2 functions with new
2420 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2421 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2422 new parameter dump_file. Use cost_elements_num instead of
2423 ira_allocnos_num. Make one iteration if preferred classes were
2424 already calculated for scheduler. Make 2 versions of code
2425 depending on allocno_p.
2426 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2427 regno_cover_class and COSTS instead of common_classes and
2429 (init_costs, finish_costs): New.
2430 (ira_costs): Set up allocno_p and cost_elements_num. Call
2431 init_costs and finish_costs.
2432 (ira_set_pseudo_classes): New.
2434 * rtl.h (allocate_reg_info): Remove.
2435 (resize_reg_info): Change return type.
2436 (reg_cover_class): New.
2437 (setup_reg_classes): Add new parameter.
2439 * sched-int.h (struct deps_reg): New member implicit_sets.
2440 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2441 (INCREASE_BITS): New macro.
2442 (struct reg_pressure_data, struct reg_use_data): New.
2443 (struct _haifa_insn_data): Remove reg_weight. Add members
2444 reg_pressure, reg_use_list, reg_set_list, and
2445 reg_pressure_excess_cost_change.
2446 (struct deps): New member implicit_sets.
2447 (pressure_p): New variable.
2448 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2449 (struct reg_pressure_data, struct reg_use_data): New.
2450 (INSN_REG_WEIGHT): Remove.
2451 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2452 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2453 (sched_init_region_reg_pressure_info,
2454 sched_setup_bb_reg_pressure_info): New prototypes.
2456 * reginfo.c (struct reg_pref): New member coverclass.
2457 (reg_cover_class): New function.
2458 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2459 (reg_info_size): New variable.
2460 (allocate_reg_info): Make static. Setup reg_info_size.
2461 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2462 (setup_reg_classes): Add a new parameter. Setup cover class too.
2464 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2467 * sched-rgn.c (deps_join): Set up implicit_sets.
2468 (schedule_region): Set up region and basic blocks pressure
2471 * passes.c (init_optimization_passes): Move
2472 pass_subregs_of_mode_init before pass_sched.
2474 2009-09-02 Martin Jambor <mjambor@suse.cz>
2476 * tree-sra.c (struct access): New field grp_hint.
2477 (dump_access): Dump grp_hint.
2478 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2480 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2481 those which have been specifically read and somehow written to.
2482 (propagate_subacesses_accross_link): Set grp_hint of right child and
2483 also possibly of the left child.
2485 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2487 * tree-object-size.c (addr_object_size): Always use object_size_type
2488 0 or 2 when determining the pointer pointed object size.
2490 2009-09-02 Richard Guenther <rguenther@suse.de>
2493 2009-08-31 Richard Guenther <rguenther@suse.de>
2495 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2496 to query if the memory regions for memmove overlap.
2497 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2498 asserts on pointers, instead deal with odd trees.
2499 (ptr_derefs_may_alias_p): Likewise.
2500 (refs_may_alias_p_1): Constructor bases also never alias.
2502 2009-08-01 Christian Bruel <christian.bruel@st.com>
2505 2009-07-31 Christian Bruel <christian.bruel@st.com>
2506 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2508 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2510 * doc/invoke.texi (-fvar-tracking-assignments): New.
2511 (-fvar-tracking-assignments-toggle): New.
2512 (-fdump-final-insns=file): Mark filename as optional.
2513 (--param min-nondebug-insn-uid): New.
2514 (-gdwarf-@{version}): Mention version 4.
2515 * opts.c (common_handle_option): Accept it.
2516 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2517 * regrename.c (regrename_optimize): Drop last. Don't count debug
2518 insns as uses. Don't reject change because of debug insn.
2519 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2520 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2521 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2522 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2523 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2524 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2525 * doc/gimple.texi (is_gimple_debug): New.
2526 (gimple_debug_bind_p): New.
2527 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2528 * doc/install.texi (bootstrap-debug): More details.
2529 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2530 (bootstrap-debug-lib): More details.
2531 (bootstrap-debug-ckovw): Update.
2532 (bootstrap-time): New.
2533 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2534 (insert_phi_nodes_for): Insert debug stmts.
2535 (rewrite_stmt): Take iterator. Insert debug stmts.
2536 (rewrite_enter_block): Adjust.
2537 (maybe_replace_use_in_debug_stmt): New.
2538 (rewrite_update_stmt): Use it.
2539 (mark_use_interesting): Return early for debug stmts.
2540 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2541 stmts before replacing stmt.
2542 (move_computations_stmt): Likewise.
2543 * ira-conflicts.c (add_copies): Skip debug insns.
2544 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2545 (regstat_bb_compute_ri): Skip debug insns.
2546 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2547 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2548 check_loop_closed_ssa_stmt): Skip debug stmts.
2549 * tree-tailcall.c (find_tail_calls): Likewise.
2550 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2551 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2552 (build_var_debug_value_stat): Declare.
2553 (build_var_debug_value): Define.
2554 (target_for_debug_bind): Declare.
2555 * reload.c (find_equiv_reg): Skip debug insns.
2556 * rtlanal.c (reg_used_between_p): Skip debug insns.
2557 (side_effects_p): Likewise.
2558 (canonicalize_condition): Likewise.
2559 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2560 insns never depend on debug insns.
2561 (create_ddg_dep_no_link): Likewise.
2562 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2563 Don't add inter-loop dependencies for debug insns.
2564 (build_intra_loop_deps): Likewise.
2565 (create_ddg): Count debug insns.
2566 * ddg.h (struct ddg::num_debug): New.
2567 (num_backargs): Pair up with previous int field.
2568 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2569 -fcompare-debug-second.
2570 * final.c (get_attr_length_1): Skip debug insns.
2571 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2572 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2573 (driver_self_specs): Map -fdump-final-insns to
2574 -fdump-final-insns=..
2575 (get_local_tick): New.
2576 (compare_debug_dump_opt_spec_function): Test for . argument and
2577 compute output name. Compute temp output spec without flag name.
2578 Compute -frandom-seed.
2579 (OPT): Undef after use.
2580 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2581 (average_num_loop_insns): Likewise.
2582 * params.h (MIN_NONDEBUG_INSN_UID): New.
2583 * gimple.def (GIMPLE_DEBUG): New.
2584 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2585 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2586 (merge_in_block): Fix whitespace.
2587 * toplev.c (flag_var_tracking): Update comment.
2588 (flag_var_tracking_assignments): New.
2589 (flag_var_tracking_assignments_toggle): New.
2590 (process_options): Don't open final insns dump file if we're not
2591 going to write to it. Compute defaults for var_tracking.
2592 * df-scan.c (df_insn_rescan_debug_internal): New.
2593 (df_uses_record): Handle debug insns.
2594 * haifa-sched.c (ready): Initialize n_debug.
2595 (contributes_to_priority): Skip debug insns.
2596 (dep_list_size): New.
2598 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2599 they're ready. Disregard previous debug insns to make decisions.
2600 (queue_insn): Never queue debug insns.
2601 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2602 (schedule_insn): Don't reject debug insns because of issue rate.
2603 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2604 (queue_to_ready): Skip and discount debug insns.
2605 (choose_ready): Let debug insns through.
2606 (schedule_block): Check boundary debug insns. Discount debug
2607 insns, schedule them early. Adjust whitespace.
2608 (set_priorities): Check for boundary debug insns.
2609 (add_jump_dependencies): Use dep_list_size.
2610 (prev_non_location_insn): New.
2611 (check_cfg): Use it.
2612 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2614 (remove_unused_ivs): Reset debug stmts.
2615 * modulo-sched.c (const_iteration_count): Skip debug insns.
2616 (res_MII): Discount debug insns.
2617 (loop_single_full_bb_p): Skip debug insns.
2618 (sms_schedule): Likewise.
2619 (sms_schedule_by_order): Likewise.
2620 (ps_has_conflicts): Likewise.
2621 * caller-save.c (refmarker_fn): New.
2622 (save_call_clobbered_regs): Replace regs with saved mem in
2624 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2625 Call refmarker_fn mark for hardregnos.
2626 (mark_reg_as_referenced): New.
2627 (replace_reg_with_saved_mem): New.
2628 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2629 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2631 (cse_extended_basic_block): Skip debug insns.
2632 (count_reg_usage): Likewise.
2633 (is_dead_reg): New, split out of...
2634 (set_live_p): ... here.
2635 (insn_live_p): Use it for debug insns.
2636 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2637 (execute_optimize_stdarg): Likewise.
2638 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2639 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2640 changes in debug stmts as changes.
2641 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2642 (moveup_expr): Don't move across debug insns. Don't move
2643 debug insn if it would create a bookkeeping block.
2644 (moveup_expr_cached): Don't use cache for debug insns that
2645 are heads of blocks.
2646 (compute_av_set_inside_bb): Skip debug insns.
2647 (sel_rank_for_schedule): Schedule debug insns first. Remove
2649 (block_valid_for_bookkeeping_p); Support lax searches.
2650 (create_block_for_bookkeeping): Adjust block numbers when
2651 encountering debug-only blocks.
2652 (find_place_for_bookkeeping): Deal with debug-only blocks.
2653 (generate_bookkeeping_insn): Accept no place to insert.
2654 (remove_temp_moveop_nops): New argument full_tidying.
2655 (prepare_place_to_insert): Deal with debug insns.
2656 (advance_state_on_fence): Debug insns don't start cycles.
2657 (update_boundaries): Take fence as argument. Deal with
2659 (schedule_expr_on_boundary): No full_tidying on debug insns.
2660 (fill_insns): Deal with debug insns.
2661 (track_scheduled_insns_and_blocks): Don't count debug insns.
2662 (need_nop_to_preserve_insn_bb): New, split out of...
2663 (remove_insn_from_stream): ... this.
2664 (fur_orig_expr_not_found): Skip debug insns.
2665 * rtl.def (VALUE): Move up.
2667 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2668 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2669 Set it if debug stmts are found.
2670 (statement_sink_location): Skip debug stmts. Propagate
2671 moving defs into debug stmts.
2672 * ifcvt.c (first_active_insn): Skip debug insns.
2673 (last_active_insns): Likewise.
2674 (cond_exec_process_insns): Likewise.
2675 (noce_process_if_block): Likewise.
2676 (check_cond_move_block): Likewise.
2677 (cond_move_convert_if_block): Likewise.
2678 (block_jumps_and_fallthru_p): Likewise.
2679 (dead_or_predicable): Likewise.
2680 * dwarf2out.c (debug_str_hash_forced): New.
2681 (find_AT_string): Add comment.
2682 (gen_label_for_indirect_string): New.
2683 (get_debug_string_label): New.
2684 (AT_string_form): Use it.
2685 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2686 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2687 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2688 several operations that cannot be represented with DWARF opcodes.
2689 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2690 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2691 (dwarf2out_var_location): Take during-call mark into account.
2692 (output_indirect_string): Update comment. Output if there are
2693 label and references.
2694 (prune_indirect_string): New.
2695 (prune_unused_types): Call it if debug_str_hash_forced.
2696 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2697 (dw_long_long_const): Remove.
2698 (struct dw_val_struct): Change val_long_long type to rtx.
2699 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2700 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2701 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2702 component instead of HOST_BITS_PER_LONG.
2703 (output_loc_operands): Likewise. For const8* assert
2704 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2705 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2706 rather than HOST_BITS_PER_LONG is >= 64.
2707 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2709 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2710 HOST_BITS_PER_LONG for dw_val_class_long_long.
2711 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2712 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2713 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2715 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2716 Handle DW_OP_implicit_value.
2717 (extract_int): Move prototype earlier.
2718 (mem_loc_descriptor): For SUBREG punt if inner
2719 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2720 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2721 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2722 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2723 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2724 instead of Pmode size.
2725 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2726 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2727 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2728 (concat_loc_descriptor, concatn_loc_descriptor,
2729 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2730 (add_location_or_const_value_attribute): Likewise. For single
2731 location loc_lists attempt to use add_const_value_attribute
2732 for constant decls. Add DW_AT_const_value even if
2733 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2735 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2736 (control_flow_insn_p): Likewise.
2737 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2738 (separate_decls_in_region_debug_bind): New.
2739 (separate_decls_in_region): Process debug bind stmts afterwards.
2740 * recog.c (verify_changes): Handle debug insns.
2741 (extract_insn): Likewise.
2742 (peephole2_optimize): Skip debug insns.
2743 * dse.c (scan_insn): Skip debug insns.
2744 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2746 (setup_id_for_insn): Handle debug insns.
2747 (maybe_tidy_empty_bb): Adjust whitespace.
2748 (tidy_control_flow): Skip debug insns.
2749 (sel_remove_insn): Adjust for debug insns.
2750 (sel_estimate_number_of_insns): Skip debug insns.
2751 (create_insn_rtx_from_pattern): Handle debug insns.
2752 (create_copy_of_insn_rtx): Likewise.
2753 * sel-sched-.h (sel_bb_end): Declare.
2754 (sel_bb_empty_or_nop_p): New.
2755 (get_all_loop_exits): Use it.
2756 (_eligible_successor_edge_p): Likewise.
2757 (return_nop_to_pool): Adjust.
2758 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2759 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2760 * gimple-pretty-print.c (dump_gimple_debug): New.
2761 (dump_gimple_stmt): Use it.
2762 (dump_bb_header): Skip gimple debug stmts.
2763 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2764 (fixup_match_2): Likewise.
2765 (regmove_backward_pass): Likewise. Simplify combined
2766 replacement. Handle debug insns.
2767 * function.c (instantiate_virtual_regs): Handle debug insns.
2768 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2769 * print-rtl.h: Include cselib.h.
2770 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2771 * df.h (df_inns_rescan_debug_internal): Declare.
2772 * gcse.c (alloc_hash_table): Estimate n_insns.
2773 (cprop_insn): Don't regard debug insns as changes.
2774 (bypass_conditional_jumps): Skip debug insns.
2775 (one_pre_gcse_pass): Adjust.
2776 (one_code_hoisting_pass): Likewise.
2777 (compute_ld_motion_mems): Skip debug insns.
2778 (one_cprop_pass): Adjust.
2779 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2780 (if_convertible_stmt_p): Handle debug stmts.
2781 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2782 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2783 * ira-build.c (create_bb_allocnos): Skip debug insns.
2784 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2785 (has_single_use): Likewise.
2786 (single_imm_use): Likewise.
2787 (num_imm_uses): Likewise.
2788 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2789 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2790 (create_outofssa_var_map): Likewise.
2791 * lower-subreg.c (adjust_decomposed_uses): New.
2792 (resolve_debug): New.
2793 (decompose_multiword_subregs): Use it.
2794 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2795 * emit-rtl.c: Include params.h.
2796 (cur_debug_insn_uid): Define.
2797 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2798 (copy_rtx_if_shared_1): Handle debug insns.
2799 (reset_used_flags): Likewise.
2800 (set_used_flags): LIkewise.
2801 (get_max_insn_count): New.
2802 (next_nondebug_insn): New.
2803 (prev_nondebug_insn): New.
2804 (make_debug_insn_raw): New.
2805 (emit_insn_before_noloc): Handle debug insns.
2806 (emit_jump_insn_before_noloc): Likewise.
2807 (emit_call_insn_before_noloc): Likewise.
2808 (emit_debug_insn_before_noloc): New.
2809 (emit_insn_after_noloc): Handle debug insns.
2810 (emit_jump_insn_after_noloc): Likewise.
2811 (emit_call_insn_after_noloc): Likewise.
2812 (emit_debug_insn_after_noloc): Likewise.
2813 (emit_insn_after): Take loc from earlier non-debug insn.
2814 (emit_jump_insn_after): Likewise.
2815 (emit_call_insn_after): Likewise.
2816 (emit_debug_insn_after_setloc): New.
2817 (emit_debug_insn_after): New.
2818 (emit_insn_before): Take loc from later non-debug insn.
2819 (emit_jump_insn_before): Likewise.
2820 (emit_call_insn_before): Likewise.
2821 (emit_debug_insn_before_setloc): New.
2822 (emit_debug_insn_before): New.
2823 (emit_insn): Handle debug insns.
2824 (emit_debug_insn): New.
2825 (emit_jump_insn): Handle debug insns.
2826 (emit_call_insn): Likewise.
2828 (init_emit): Take min-nondebug-insn-uid into account.
2829 Initialize cur_debug_insn_uid.
2830 (emit_copy_of_insn_after): Handle debug insns.
2831 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2832 location of single rhs in place.
2833 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2834 (floor_sdiv_adjust): New.
2835 (cell_sdiv_adjust): New.
2836 (cell_udiv_adjust): New.
2837 (round_sdiv_adjust): New.
2838 (round_udiv_adjust): New.
2839 (wrap_constant): Moved from cselib.
2840 (unwrap_constant): New.
2841 (expand_debug_expr): New.
2842 (expand_debug_locations): New.
2843 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2845 (gimple_expand_cfg): Expand debug locations.
2846 * cselib.c: Include tree-pass.h.
2847 (struct expand_value_data): New.
2848 (cselib_record_sets_hook): New.
2849 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2850 (cselib_clear_table): Move, and implemnet in terms of...
2851 (cselib_reset_table_with_next_value): ... this.
2852 (cselib_get_next_unknown_value): New.
2853 (discard_useless_locs): Don't discard preserved values.
2854 (cselib_preserve_value): New.
2855 (cselib_preserved_value_p): New.
2856 (cselib_preserve_definitely): New.
2857 (cselib_clear_preserve): New.
2858 (cselib_preserve_only_values): New.
2859 (new_cselib_val): Take rtx argument. Dump it in details.
2860 (cselib_lookup_mem): Adjust.
2861 (expand_loc): Take regs_active in struct. Adjust. Silence
2862 dumps unless details are requested.
2863 (cselib_expand_value_rtx_cb): New.
2864 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2865 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2866 without details. Copy more subregs. Try to resolve values
2867 using a callback. Wrap constants.
2868 (cselib_subst_to_values): Adjust.
2869 (cselib_log_lookup): New.
2870 (cselib_lookup): Call it.
2871 (cselib_invalidate_regno): Don't count preserved values as useless.
2872 (cselib_invalidate_mem): Likewise.
2873 (cselib_record_set): Likewise.
2874 (struct set): Renamed to cselib_set, moved to cselib.h.
2875 (cselib_record_sets): Adjust. Call hook.
2876 (cselib_process_insn): Reset table when it would be cleared.
2877 (dump_cselib_val): New.
2878 (dump_cselib_table): New.
2879 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2880 (remove_forwarder_block): Support moving debug stmts.
2881 * cselib.h (cselib_record_sets_hook): Declare.
2882 (cselib_expand_callback): New type.
2883 (cselib_expand_value_rtx_cb): Declare.
2884 (cselib_reset_table_with_next_value): Declare.
2885 (cselib_get_next_unknown_value): Declare.
2886 (cselib_preserve_value): Declare.
2887 (cselib_preserved_value_p): Declare.
2888 (cselib_preserve_only_values): Declare.
2889 (dump_cselib_table): Declare.
2890 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2891 (try_crossjump_to_edge): Likewise.
2892 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2893 dominated blocks when debug stmts are present.
2894 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2895 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2896 (set_var_live_on_entry): Likewise.
2897 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2898 * cfglayout.c (curr_location, last_location): Make static.
2899 (set_curr_insn_source_location): Don't avoid bouncing.
2900 (get_curr_insn_source_location): New.
2901 (get_curr_insn_block): New.
2902 (duplicate_insn_chain): Handle debug insns.
2903 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2905 * common.opt (fcompare-debug): Move to sort order.
2906 (fdump-unnumbered-links): Likewise.
2907 (fvar-tracking-assignments): New.
2908 (fvar-tracking-assignments-toggle): New.
2909 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2910 because of debug stmts.
2911 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2912 (eliminate_unnecessary_stmts): Walk dominated blocks before
2914 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2915 * ira.c (memref_used_between_p): Skip debug insns.
2916 (update_equiv_regs): Likewise.
2917 * sched-deps.c (sd_lists_size): Accept empty list.
2918 (sd_init_insn): Mark debug insns.
2919 (sd_finish_insn): Unmark them.
2920 (sd_add_dep): Reject non-debug deps on debug insns.
2921 (fixup_sched_groups): Give debug insns group treatment.
2923 (sched_analyze_reg): Don't mark debug insns for sched before call.
2924 (sched_analyze_2): Handle debug insns.
2925 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2927 (deps_analyze_insn): Handle debug insns.
2928 (deps_start_bb): Skip debug insns.
2929 (init_deps): Initialize last_debug_insn.
2930 * tree-ssa.c (target_for_debug_bind): New.
2931 (find_released_ssa_name): New.
2932 (propagate_var_def_into_debug_stmts): New.
2933 (propagate_defs_into_debug_stmts): New.
2934 (verify_ssa): Skip debug bind stmts without values.
2935 (warn_uninialized_vars): Skip debug stmts.
2936 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2937 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2938 (rtx_equal_p): Likewise.
2939 * ira-costs.c (scan_one_insn): Skip debug insns.
2940 (process_bb_node_for_hard_reg_moves): Likewise.
2941 * rtl.h (DEBUG_INSN_P): New.
2942 (NONDEBUG_INSN_P): New.
2943 (MAY_HAVE_DEBUG_INSNS): New.
2944 (INSN_P): Accept debug insns.
2945 (RTX_FRAME_RELATED_P): Likewise.
2946 (INSN_DELETED_P): Likewise
2947 (PAT_VAR_LOCATION_DECL): New.
2948 (PAT_VAR_LOCATION_LOC): New.
2949 (PAT_VAR_OCATION_STATUS): New.
2950 (NOTE_VAR_LOCATION_DECL): Reimplement.
2951 (NOTE_VAR_LOCATION_LOC): Likewise.
2952 (NOTE_VAR_LOCATION_STATUS): Likewise.
2953 (INSN_VAR_LOCATION): New.
2954 (INSN_VAR_LOCATION_DECL): New.
2955 (INSN_VAR_LOCATION_LOC): New.
2956 (INSN_VAR_LOCATION_STATUS): New.
2957 (gen_rtx_UNKNOWN_VAR_LOC): New.
2958 (VAR_LOC_UNKNOWN_P): New.
2959 (NOTE_DURING_CALL_P): New.
2960 (SCHED_GROUP_P): Accept debug insns.
2961 (emit_debug_insn_before): Declare.
2962 (emit_debug_insn_before_noloc): Declare.
2963 (emit_debug_insn_beore_setloc): Declare.
2964 (emit_debug_insn_after): Declare.
2965 (emit_debug_insn_after_noloc): Declare.
2966 (emit_debug_insn_after_setloc): Declare.
2967 (emit_debug_insn): Declare.
2968 (make_debug_insn_raw): Declare.
2969 (prev_nondebug_insn): Declare.
2970 (next_nondebug_insn): Declare.
2971 (delegitimize_mem_from_attrs): Declare.
2972 (get_max_insn_count): Declare.
2973 (wrap_constant): Declare.
2974 (unwrap_constant): Declare.
2975 (get_curr_insn_source_location): Declare.
2976 (get_curr_insn_block): Declare.
2977 * tree-inline.c (insert_debug_decl_map): New.
2978 (processing_debug_stmt): New.
2979 (remap_decl): Don't create new mappings in debug stmts.
2980 (remap_gimple_op_r): Don't add references in debug stmts.
2981 (copy_tree_body_r): Likewise.
2982 (remap_gimple_stmt): Handle debug bind stmts.
2983 (copy_bb): Skip debug stmts.
2984 (copy_edges_for_bb): Likewise.
2985 (copy_debug_stmt): New.
2986 (copy_debug_stmts): New.
2987 (copy_body): Copy debug stmts at the end.
2988 (insert_init_debug_bind): New.
2989 (insert_init_stmt): Take id. Skip and emit debug stmts.
2990 (setup_one_parameter): Remap variable earlier, register debug mapping.
2991 (estimate_num_insns): Skip debug stmts.
2992 (expand_call_inline): Preserve debug_map.
2993 (optimize_inline_calls): Check for no debug_stmts left-overs.
2994 (unsave_expr_now): Preserve debug_map.
2995 (copy_gimple_seq_and_replace_locals): Likewise.
2996 (tree_function_versioning): Check for no debug_stmts left-overs.
2997 Init and destroy debug_map as needed. Split edges unconditionally.
2998 (build_duplicate_type): Init and destroy debug_map as needed.
2999 * tree-inline.h: Include gimple.h instead of pointer-set.h.
3000 (struct copy_body_data): Add debug_stmts and debug_map.
3001 * sched-int.h (struct ready_list): Add n_debug.
3002 (struct deps): Add last_debug_insn.
3003 (DEBUG_INSN_SCHED_P): New.
3004 (BOUNDARY_DEBUG_INSN_P): New.
3005 (SCHEDULE_DEBUG_INSN_P): New.
3006 (sd_iterator_cond): Accept empty list.
3007 * combine.c (create_log_links): Skip debug insns.
3008 (combine_instructions): Likewise.
3009 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
3010 return value is always unshared.
3011 (struct rtx_subst_pair): New.
3012 (auto_adjust_pair): New.
3013 (propagate_for_debug_subst): New.
3014 (propagate_for_debug): New.
3015 (try_combine): Skip debug insns. Propagate removed defs into
3017 (next_nonnote_nondebug_insn): New.
3018 (distribute_notes): Use it. Skip debug insns.
3019 (distribute_links): Skip debug insns.
3020 * tree-outof-ssa.c (set_location_for_edge): Likewise.
3021 * resource.c (mark_target_live_regs): Likewise.
3022 * var-tracking.c: Include cselib.h and target.h.
3023 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
3025 (micro_operation_type_name): New.
3026 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
3027 (struct micro_operation_def): Update comments.
3028 (decl_or_value): New type. Use instead of decls.
3029 (struct emit_note_data_def): Add vars.
3030 (struct attrs_def): Use decl_or_value.
3031 (struct variable_tracking_info_def): Add permp, flooded.
3032 (struct location_chain_def): Update comment.
3033 (struct variable_part_def): Use decl_or_value.
3034 (struct variable_def): Make var_part a variable length array.
3036 (scratch_regs): New.
3037 (cselib_hook_called): New.
3038 (dv_is_decl_p): New.
3039 (dv_is_value_p): New.
3042 (dv_as_opaque): New.
3043 (dv_onepart_p): New.
3045 (IS_DECL_CODE): New.
3046 (check_value_is_not_decl): New.
3047 (dv_from_decl): New.
3048 (dv_from_value): New.
3049 (dv_htab_hash): New.
3050 (variable_htab_hash): Use it.
3051 (variable_htab_eq): Support values.
3052 (variable_htab_free): Free from the right pool.
3053 (attrs_list_member, attrs_list_insert): Use decl_or_value.
3054 (attrs_list_union): Adjust.
3055 (attrs_list_mpdv_union): New.
3056 (tie_break_pointers): New.
3057 (canon_value_cmp): New.
3058 (unshare_variable): Return possibly-modified slot.
3059 (vars_copy_1): Adjust.
3060 (var_reg_decl_set): Adjust. Split out of...
3061 (var_reg_set): ... this.
3062 (get_init_value): Adjust.
3063 (var_reg_delete_and_set): Adjust.
3064 (var_reg_delete): Adjust.
3065 (var_regno_delete): Adjust.
3066 (var_mem_decl_set): Split out of...
3067 (var_mem_set): ... this.
3068 (var_mem_delete_and_set): Adjust.
3069 (var_mem_delete): Adjust.
3073 (variable_union): Adjust. Speed up merge of 1-part vars.
3074 (variable_canonicalize): Use unshared slot.
3075 (VALUED_RECURSED_INTO): New.
3076 (find_loc_in_1pdv): New.
3077 (struct dfset_merge): New.
3078 (insert_into_intersection): New.
3079 (intersect_loc_chains): New.
3081 (canonicalize_loc_order_check): New.
3082 (canonicalize_values_mark): New.
3083 (canonicalize_values_star): New.
3084 (variable_merge_over_cur): New.
3085 (variable_merge_over_src): New.
3086 (dataflow_set_merge): New.
3087 (dataflow_set_equiv_regs): New.
3088 (remove_duplicate_values): New.
3089 (struct dfset_post_merge): New.
3090 (variable_post_merge_new_vals): New.
3091 (variable_post_merge_perm_vals): New.
3092 (dataflow_post_merge_adjust): New.
3093 (find_mem_expr_in_1pdv): New.
3094 (dataflow_set_preserve_mem_locs): New.
3095 (dataflow_set_remove_mem_locs): New.
3096 (dataflow_set_clear_at_call): New.
3097 (onepart_variable_different_p): New.
3098 (variable_different_p): Use it.
3099 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3100 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3102 (track_loc_p): Pass it true.
3103 (struct count_use_info): New.
3104 (find_use_val): New.
3105 (replace_expr_with_values): New.
3107 (use_type): New, partially split out of...
3108 (count_uses): ... this. Count new micro-ops.
3109 (count_uses_1): Adjust.
3110 (count_stores): Adjust.
3111 (count_with_sets): New.
3112 (VAL_NEEDS_RESOLUTION): New.
3113 (VAL_HOLDS_TRACK_EXPR): New.
3114 (VAL_EXPR_IS_COPIED): New.
3115 (VAL_EXPR_IS_CLOBBERED): New.
3116 (add_uses): Adjust. Generate new micro-ops.
3117 (add_uses_1): Adjust.
3118 (add_stores): Generate new micro-ops.
3119 (add_with_sets): New.
3120 (find_src_status): Adjust.
3121 (find_src_set_src): Adjust.
3122 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3123 Handle new micro-ops. Canonicalize value equivalances.
3124 (vt_find_locations): Compute total size of hash tables for
3125 dumping. Perform merge for var-tracking-assignments. Don't
3126 disregard single-block loops.
3127 (dump_attrs_list): Handle decl_or_value.
3128 (dump_variable): Take variable. Deal with decl_or_value.
3129 (dump_variable_slot): New.
3130 (dump_vars): Use it.
3131 (dump_dataflow_sets): Adjust.
3132 (set_slot_part): New, extended to support one-part variables
3133 after splitting out of...
3134 (set_variable_part): ... this.
3135 (clobber_slot_part): New, split out of...
3136 (clobber_variable_part): ... this.
3137 (delete_slot_part): New, split out of...
3138 (delete_variable_part): .... this.
3139 (check_wrap_constant): New.
3140 (vt_expand_loc_callback): New.
3141 (vt_expand_loc): New.
3142 (emit_note_insn_var_location): Adjust. Handle values. Handle
3143 EMIT_NOTE_AFTER_CALL_INSN.
3144 (emit_notes_for_differences_1): Adjust. Handle values.
3145 (emit_notes_for_differences_2): Likewise.
3146 (emit_notes_for_differences): Adjust.
3147 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3148 Adjust. Handle new micro-ops.
3149 (vt_add_function_parameters): Adjust. Create and bind values.
3150 (vt_initialize): Adjust. Initialize scratch_regs and
3151 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3152 operations. Move some code to count_with_sets and add_with_sets.
3153 (delete_debug_insns): New.
3154 (vt_debug_insns_local): New.
3155 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3157 (var_tracking_main): If var-tracking-assignments is enabled
3158 but var-tracking isn't, delete debug insns and leave. Likewise
3159 if we exceed limits or fail the stack adjustments tests, and
3160 after all var-tracking processing.
3161 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3162 (dataflow_set): Add traversed_vars.
3163 (value_chain, const_value_chain): New typedefs.
3164 (value_chain_pool, value_chains): New variables.
3165 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3166 add_value_chains, add_cselib_value_chains, remove_value_chain,
3167 remove_value_chains, remove_cselib_value_chains): New functions.
3168 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3169 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3171 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3172 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3173 (dst_can_be_shared): New variable.
3174 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3175 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3176 different from set->vars, look up slot again instead of using the
3178 (dataflow_set_init): Initialize traversed_vars.
3179 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3180 lookup if set->vars is shared. Don't keep slot cleared before
3181 calling unshare_variable. Unshare set->vars if needed. Adjust
3182 unshare_variable callers. Clear dst_can_be_shared if needed.
3183 Even ->refcount == 1 vars must be unshared if set->vars is shared
3184 and var needs to be modified.
3185 (dataflow_set_union): Set traversed_vars during canonicalization.
3186 (VALUE_CHANGED, DECL_CHANGED): Define.
3187 (set_dv_changed, dv_changed_p): New static inlines.
3188 (track_expr_p): Clear DECL_CHANGED.
3189 (dump_dataflow_sets): Set it.
3190 (variable_was_changed): Call set_dv_changed.
3191 (emit_note_insn_var_location): Likewise.
3192 (changed_variables_stack): New variable.
3193 (check_changed_vars_1, check_changed_vars_2): New functions.
3194 (emit_notes_for_changes): Do nothing if changed_variables is
3195 empty. Traverse changed_variables with check_changed_vars_1,
3196 call check_changed_vars_2 on each changed_variables_stack entry.
3197 (emit_notes_in_bb): Add SET argument. Just clear it at the
3198 beginning, use it instead of local &set, don't destroy it at the end.
3199 (vt_emit_notes): Call dataflow_set_clear early on all
3200 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3201 computed set, dataflow_set_clear also VTI(bb)->in when we are
3202 done with the basic block. Initialize changed_variables_stack,
3203 free it afterwards. If ENABLE_CHECKING verify that after noting
3204 differences to an empty set value_chains hash table is empty.
3205 (vt_initialize): Initialize value_chains and value_chain_pool.
3206 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3207 (variable_tracking_main): Call dump_dataflow_sets before calling
3208 vt_emit_notes, not after it.
3209 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3210 (propagate_var_def_into_debug_stmts): Declare.
3211 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3212 (df_set_note): Reject debug insns.
3213 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3214 add notes to debug insns.
3215 (df_note_bb_compute): Adjust. Likewise.
3216 (df_simulate_uses): Skip debug insns.
3217 (df_simulate_initialize_backwards): Likewise.
3218 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3219 (subst_stack_regs_pat): Reject debug insns.
3220 (convert_regs_1): Handle debug insns.
3221 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3222 (print-rtl.o): Depend on cselib.h.
3223 (cselib.o): Depend on TREE_PASS_H.
3224 (var-tracking.o): Depend on cselib.h and TARGET_H.
3225 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3226 (init_ready_list): Skip boundary debug insns.
3227 (add_branch_dependences): Skip debug insns.
3228 (free_block_dependencies): Check for blocks with only debug insns.
3229 (compute_priorities): Likewise.
3230 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3231 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3233 (gimple_build_debug_bind_stat): New.
3234 (empty_body_p): Skip debug stmts.
3235 (gimple_has_side_effects): Likewise.
3236 (gimple_rhs_has_side_effects): Likewise.
3237 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3238 (gimple_build_debug_bind_stat): Declare.
3239 (gimple_build_debug_bind): Define.
3240 (is_gimple_debug): New.
3241 (gimple_debug_bind_p): New.
3242 (gimple_debug_bind_get_var): New.
3243 (gimple_debug_bind_get_value): New.
3244 (gimple_debug_bind_get_value_ptr): New.
3245 (gimple_debug_bind_set_var): New.
3246 (gimple_debug_bind_set_value): New.
3247 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3248 (gimple_debug_bind_reset_value): New.
3249 (gimple_debug_bind_has_value_p): New.
3250 (gsi_next_nondebug): New.
3251 (gsi_prev_nondebug): New.
3252 (gsi_start_nondebug_bb): New.
3253 (gsi_last_nondebug_bb): New.
3254 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3255 (print_insn): Handle DEBUG_INSN.
3256 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3257 of first insn prevail.
3258 (first_stmt): Skip debug stmts.
3259 (first_non_label_stmt): Likewise.
3260 (last_stmt): Likewise.
3261 (has_zero_uses_1): New.
3262 (single_imm_use_1): New.
3263 (verify_gimple_debug): New.
3264 (verify_types_in_gimple_stmt): Handle debug stmts.
3265 (verify_stmt): Likewise.
3266 (debug_loop_num): Skip debug stmts.
3267 (remove_edge_and_dominated_blocks): Remove dominators last.
3268 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3269 (linearize_expr): Likewise.
3270 * config/i386/i386.c (ix86_delegitimize_address): Call
3271 default implementation.
3272 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3273 (group_barrier_needed): Skip debug insns.
3274 (emit_insn_group_barriers): Likewise.
3275 (emit_all_insn_group_barriers): Likewise.
3276 (ia64_variable_issue): Handle debug insns.
3277 (ia64_dfa_new_cycle): Likewise.
3278 (final_emit_insn_group_barriers): Skip debug insns.
3279 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3280 def cfa without frame.
3281 (process_set): Likewise.
3282 (process_for_unwind_directive): Pass frame on.
3283 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3284 (rs6000_delegitimize_address): New.
3285 (rs6000_debug_adjust_cost): Handle debug insns.
3286 (is_microcoded_insn): Likewise.
3287 (is_cracked_insn): Likewise.
3288 (is_nonpipeline_insn): Likewise.
3289 (insn_must_be_first_in_group): Likewise.
3290 (insn_must_be_last_in_group): Likewise.
3291 (force_new_group): Likewise.
3292 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3293 contains only debug insns.
3294 (rtl_merge_blocks): Skip debug insns.
3295 (purge_dead_edges): Likewise.
3296 (rtl_block_ends_with_call_p): Skip debug insns.
3297 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3298 (mark_reg_dependencies): Skip debug insns.
3299 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3300 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3301 * tree-ssa-threadedge.c
3302 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3303 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3304 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3305 (copyprop_hardreg_forward_1): Handle debug insns.
3306 * reload1.c (reload): Skip debug insns. Replace unassigned
3307 pseudos in debug insns with their equivalences.
3308 (eliminate_regs_in_insn): Skip debug insns.
3309 (emit_input_reload_insns): Skip debug insns at first, adjust
3311 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3312 (get_indirect_ref_operands): Pass opf_no_vops on.
3313 (get_expr_operands): Likewise. Skip debug stmts.
3314 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3316 2009-09-01 Richard Henderson <rth@redhat.com>
3318 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3319 stmt_ends_pp_p statements at least once.
3320 * tree-vrp.c (vrp_initialize): Likewise.
3321 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3323 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3326 Fix AIX bootstrap after PR debug/30161
3327 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3328 that is a GNU extension.
3329 (tmpl_value_parm_die_table): Move the definition of this global
3330 outside #ifdef DWARF2_DEBUGGING_INFO region.
3332 2009-09-01 Richard Guenther <rguenther@suse.de>
3334 * tree.c (tree_expr_size): New function.
3335 * tree.h (tree_expr_size): Declare.
3336 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3337 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3338 * langhooks.c (lhd_expr_size): Remove.
3339 * langhooks.h (struct lang_hooks): Remove expr_size.
3340 * explow.c (expr_size): Use tree_expr_size.
3341 (int_expr_size): Likewise.
3342 * langhooks-def.h (lhd_expr_size): Remove.
3343 (LANG_HOOKS_EXPR_SIZE): Likewise.
3344 (LANG_HOOKS_INITIALIZER): Adjust.
3346 2009-09-01 Richard Guenther <rguenther@suse.de>
3348 * tree-flow.h (mark_addressable): Move declaration ...
3349 * tree.h (mark_addressable): ... here.
3350 * stmt.c (expand_asm_operands): Use mark_addressable, not
3351 lang_hooks.mark_addressable.
3352 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3353 LANG_HOOKS_MARK_ADDRESSABLE.
3354 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3355 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3357 2009-08-31 Chris Demetriou <cgd@google.com>
3359 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3360 vectorize if not TARGET_SSE2.
3362 2009-08-31 DJ Delorie <dj@redhat.com>
3364 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3365 registers if no coprocessor is enabled.
3367 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3370 * cgraph.h (cgraph_get_node): Declare ...
3371 * cgraph.c (cgraph_get_node): ... new function.
3372 * dwarf2out.c (gen_generic_params_dies,
3373 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3374 make_ith_pack_parameter_name,
3375 append_entry_to_tmpl_value_parm_die_table,
3376 gen_remaining_tmpl_value_param_die_attribute): New functions.
3377 (gen_subprogram_die): Generate debug info for template parameters
3378 if debug info level is higher than DINFO_LEVEL_TERSE.
3379 Use tree_add_const_value_attribute_for_decl instead of
3380 tree_add_const_value_attribute.
3381 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3382 instead of tree_add_const_value_attribute.
3383 (gen_struct_or_union_type_die): Generate debug
3384 info for template parameters if debug info level is higher than
3386 (tree_add_const_value_attribute): Handle integral and pointer
3387 constants. Update comment.
3388 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3389 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3390 (reference_to_unused): Fix thinko. Remove redundant predicates from
3392 (tree_add_const_value_attribute): Make this work for constant
3394 tree_add_const_value_attribute_for_decl is to be used for variable
3396 (add_location_or_const_value_attribute): Use
3397 tree_add_const_value_attribute_for_decl now.
3398 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3399 DW_TAG_template_value_param DIEs after function DIEs have been
3401 * langhooks.h (lang_hooks_for_types): Add
3402 get_argument_pack_elems.
3403 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3404 (lang_hooks): Added get_innermost_generic_parms,
3405 get_innermost_generic_args.
3406 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3407 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3408 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3409 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3411 2009-08-31 DJ Delorie <dj@redhat.com>
3413 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3414 it once we start generating the prologue or epilogue.
3415 (mep_call_saves_register): If the frame is locked, re-use
3417 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3418 (mep_expand_prologue): Call it.
3419 (mep_expand_epilogue): Likewise.
3420 (mep_start_function): Use the same logic as mep_expand_prologue.
3421 (mep_pass_by_reference): Make logic more readable.
3422 (mep_return_in_memory): Zero-sized objects are passed in memory.
3423 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3425 2009-08-31 Richard Guenther <rguenther@suse.de>
3427 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3428 to query if the memory regions for memmove overlap.
3429 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3430 asserts on pointers, instead deal with odd trees.
3431 (ptr_derefs_may_alias_p): Likewise.
3432 (refs_may_alias_p_1): Constructor bases also never alias.
3434 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3436 * doc/install.texi (Final install): Adjust reference on where to
3437 order printed manuals.
3439 2009-08-30 Olivier Hainque <hainque@adacore.com>
3441 * dwarf2out.c (switch_to_frame_table_section): Move
3442 definition prior to first use.
3444 2009-08-30 Richard Guenther <rguenther@suse.de>
3446 PR tree-optimization/41186
3447 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3448 (ao_ref_init_from_ptr_and_size): New function.
3449 (ref_maybe_used_by_call_p_1): Be more precise tracking
3450 used ranges for builtin functions.
3451 (ref_maybe_used_by_call_p): Adjust.
3452 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3453 ranges for builtin functions.
3454 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3456 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3459 * fwprop.c (get_reg_use_in): Delete.
3460 (free_load_extend): New function.
3461 (forward_propagate_subreg): Use it.
3463 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3465 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3467 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3470 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3473 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3475 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3476 fini or fini_array section.
3478 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3480 * graphite-dependences.c (graphite_legal_transform_bb): Call
3481 pbb_remove_duplicate_pdrs.
3482 * graphite-poly.c (can_collapse_pdr): Removed.
3483 (pdr_find_duplicate): Removed.
3484 (can_collapse_pdrs): New.
3485 (pbb_remove_duplicate_pdrs): New.
3486 (new_poly_dr): Do not look for duplicates.
3487 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3488 (PBB_PDR_DUPLICATES_REMOVED): New.
3489 (pbb_remove_duplicate_pdrs): Declared.
3491 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3493 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3494 the strides by multiplying by PDR_NB_REFS.
3495 * graphite-poly.c (can_collapse_pdr): New.
3496 (pdr_find_duplicate): New.
3497 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3498 Initialize PDR_NB_REFS.
3499 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3501 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3503 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3506 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3509 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3511 * graphite-dependences.c (pddr_original_scattering): Return NULL
3512 for read-read dependence relations.
3513 * graphite-poly.h (enum poly_dr_type): Fix comment.
3516 (pdr_may_write_p): New.
3518 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3520 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3521 (struct poly_dr): Same.
3522 (new_poly_dr): Same.
3523 * graphite-poly.c (new_poly_dr): Same.
3524 * graphite-dependences.c (dot_deps): Disable call to system.
3526 2009-08-28 Cary Coutant <ccoutant@google.com>
3529 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3530 struct/union/enum types local to a function.
3532 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3533 Sebastian Pop <sebastian.pop@amd.com>
3535 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3536 pbb_strip_mine_time_depth. Changed the implementation so that
3537 transformation is expressed as a transformation on
3538 time (scatttering) dimensions. Also, ensures that the 2d+1
3539 scheduling format is preserved.
3540 (pbb_strip_mine_profitable_p): Profitability is based on the
3541 iteration number of a given time (scattering) dimension,
3542 and not on a original loop depth dimension.
3543 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3544 (pbb_do_strip_mine): Call psct_dynamic_dim.
3545 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3546 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3547 (pbb_nb_dynamic_scattering_transform): New.
3548 (psct_dynamic_dim): New.
3550 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3552 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3553 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3554 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3555 * graphite-interchange.c (build_linearized_memory_access): Same.
3556 (memory_stride_in_loop): Same.
3558 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3560 * graphite-dependences.c (pddr_original_scattering): New.
3561 (graphite_legal_transform_dr): Call pddr_original_scattering.
3564 * graphite-dependences.h (dot_deps): Declared.
3565 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3566 (print_pdr): Print PDR_ID.
3567 * graphite-poly.h (struct poly_dr): Add field id.
3570 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3572 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3574 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3575 not delete the original dependence relation.
3577 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3579 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3580 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3581 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3582 (free_poly_ddr): New.
3583 (pddr_is_empty): New.
3584 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3585 (dependence_polyhedron): Same. Remove useless gcc_assert.
3587 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3588 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3589 * graphite-dependences.h (enum poly_dependence_kind): New.
3590 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3591 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3592 (PDRP_SINK): Renamed PDDR_SINK.
3593 (PDRP_DDP): Renamed PDDR_DDP.
3595 (free_poly_ddr): Declared.
3596 * graphite-poly.c (new_scop): Use the new hash function names.
3597 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3598 into original_pddrs.
3599 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3601 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3603 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3604 bounds with LT_EXPR to make niter analysis more precise on code
3605 generated by Graphite.
3607 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3609 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3610 (graphite_legal_transform_bb): Same.
3611 (poly_drs_may_alias_p): Same.
3613 2009-08-28 Richard Guenther <rguenther@suse.de>
3615 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3617 2009-08-28 Jan Beulich <jbeulich@novell.com>
3619 * config/i386/netware.c: Include langhooks.h.
3620 (i386_nlm_encode_section_info): Simplify.
3621 (netware_override_options): Delete.
3622 * config/i386/netware.h (netware_override_options): Delete
3624 (OVERRIDE_OPTIONS): Delete definition.
3625 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3626 (ASM_COMMENT_START): Define.
3627 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3629 2009-08-28 Jan Beulich <jbeulich@novell.com>
3631 * configure.ac: For in-tree ld, do a plain version check to
3632 determine whether comdat groups are supported.
3633 * configure: Regenerate.
3635 2009-08-28 Olivier Hainque <hainque@adacore.com>
3637 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3638 always defined. Reflect definition or absence of such for
3639 COLLECT_EXPORT_LIST. Readability helper.
3640 (scanfilter): New enum, to help control what symbols
3641 are to be considered or ignored by scan_prog_file.
3642 (enum pass): Rename as "scanpass", moved together with scanfilter
3643 prior to scan_prog_file's prototype.
3644 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3645 Group prototype with the scanpass/scanfilter definitions, factorize
3646 head comments for the several implementations at the prototype.
3647 (main): Reorganize the first pass link control to let AIX
3648 drag only the needed frame tables in executables. Prevent
3649 frame tables collection during the scan aimed at static ctors.
3650 Pre-link and scan for frame tables later to compensate.
3651 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3652 A C statement to issue assembly directives that create a reference
3653 to the given DWARF table identifier label from the current function
3655 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3656 to differentiate first time section entry. Only emit a .data
3657 tables start identifier label the first time around.
3658 (switch_to_frame_table_section): New function. Helper for
3659 output_call_frame_info to switch possibly BACK into the eh_frame
3660 or the debug_frame section depending on FOR_EH.
3661 (output_call_frame_info): Use helper to first enter the proper
3663 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3664 emit a link to the frame table start label from each function
3666 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3667 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3668 * config/rs6000/rs6000-protos.h: Declare it.
3669 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3671 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3673 * config/sh/sh.c (split_branches): Check the result of
3676 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3678 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3679 using -pthread -fopenmp
3681 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3683 * doc/service.texi (service directory): Update URL.
3685 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3687 PR rtl-optimization/40861
3688 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3689 extract word from a multi-word subreg for negative byte positions.
3691 2009-08-27 Tristan Gingold <gingold@adacore.com>
3692 Douglas B Rupp <rupp@gnat.com>
3694 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3695 (SECTION_VMS_OVERLAY): Define.
3696 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3698 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3700 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3701 common_object declarations.
3702 (ia64_section_type_flags): Set section flag for common_object.
3703 * config/ia64/ia64-protos.h
3704 (ia64_vms_output_aligned_decl_common): Declare.
3705 (ia64_vms_elf_asm_named_section): Declare.
3707 2009-08-27 Michael Matz <matz@suse.de>
3709 * expr.c (expand_expr_real_2): New function taking exploded
3710 unary or binary expression, split out from ...
3711 (expand_expr_real_1): ... here. Move over all unary/binary
3712 switch parts to above function, in particular these codes:
3713 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3714 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3715 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3716 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3717 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3718 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3719 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3720 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3721 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3722 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3723 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3724 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3725 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3726 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3727 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3728 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3729 VEC_PACK_FIX_TRUNC_EXPR.
3730 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3733 2009-08-27 Richard Guenther <rguenther@suse.de>
3735 * gengtype.c (main): Handle uint64_t.
3736 * ipa-utils.c (get_base_var): Indent properly.
3737 * tree-ssa-live.c (debug_scope_block): New function.
3738 * tree-flow.h (debug_scope_block): Declare.
3739 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3740 * basic-block.h (enum profile_status): Rename to
3741 enum profile_status_d.
3742 (x_profile_status): Adjust type.
3744 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3747 * dwarf2out.c (get_context_die): Declare this static function.
3748 (gen_type_die_with_usage): Make sure a DIE is a generated for
3749 the context of a typedef.
3751 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3753 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3756 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3758 * config/mips/mips-protos.h (mips_output_sync): Declare.
3759 (mips_sync_loop_insns): Likewise.
3760 (mips_output_sync_loop): Replace first two parameters with an rtx.
3761 * config/mips/mips.c (mips_multi_member): New structure.
3762 (mips_multi_members): New variable.
3763 (mips_multi_start): New function.
3764 (mips_multi_add): Likewise.
3765 (mips_multi_add_insn): Likewise.
3766 (mips_multi_add_label): Likewise.
3767 (mips_multi_last_index): Likewise.
3768 (mips_multi_copy_insn): Likewise.
3769 (mips_multi_set_operand): Likewise.
3770 (mips_multi_write): Likewise.
3771 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3772 (mips_init_print_operand_punct): Update accordingly.
3773 (mips_start_ll_sc_sync_block): New function.
3774 (mips_end_ll_sc_sync_block): Likewise.
3775 (mips_output_sync): Likewise.
3776 (mips_sync_insn1_template): Likewise.
3777 (mips_sync_insn2_template): Likewise.
3778 (mips_get_sync_operand): Likewise.
3779 (mips_process_sync_loop): Likewise.
3780 (mips_output_sync_loop): Use mips_process_sync_loop.
3781 (mips_sync_loop_insns): New function.
3782 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3783 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3784 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3785 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3786 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3787 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3788 (MIPS_SYNC_OLD_OP_12): Likewise.
3789 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3790 (MIPS_SYNC_NEW_OP_12): Likewise.
3791 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3792 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3793 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3794 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3795 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3796 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3797 * config/mips/mips.md (sync_mem): New attribute.
3798 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3799 (sync_exclusive_mask, sync_required_oldval): Likewise.
3800 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3801 (sync_release_barrier): Likewise.
3802 (length): Handle sync loops.
3803 (sync): Use mips_output_sync.
3804 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3805 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3806 and use mips_output_sync_loop.
3807 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3808 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3809 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3810 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3811 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3812 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3813 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3814 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3815 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3817 2009-08-26 Richard Guenther <rguenther@suse.de>
3820 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3821 the types to not match.
3822 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3824 * tree-ssa.c (useless_type_conversion_p): Conversions to
3825 pointers to unprototyped functions are useless.
3827 2009-08-26 Richard Guenther <rguenther@suse.de>
3829 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3830 whole-program condition, prepare to be called for non-globals.
3831 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3832 params build a representative with known type and track its fields.
3834 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3836 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3837 clearing by a taken branch.
3838 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3839 effectively after bbro pass.
3840 (sync_nand<mode>): Ditto.
3841 (sync_old_<fetchop_name><mode>): Ditto.
3842 (sync_old_nand<mode>): Ditto.
3843 (sync_new_<fetchop_name><mode>): Dito.
3844 (sync_new_nand<mode>): Ditto.
3845 (sync_compare_and_swap<mode>_1): Ditto.
3846 (*sync_compare_and_swap<mode>): Ditto.
3847 (sync_lock_test_and_set<mode>_1): Ditto.
3848 ("sync_lock_test_and_set<mode>): Ditto.
3850 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3852 * hwint.h (HOST_LONG_FORMAT): New macro
3853 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3854 Use HOST_PTR_PRINTF.
3855 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3856 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3857 (HOST_PTR_PRINTF): Document.
3859 2009-08-25 Jan Hubicka <jh@suse.cz>
3861 * config/i386/bmmintrin.h: Replace by #error.
3864 Michael Meissner <michael.meissner@amd.com>
3865 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3866 Tony Linthicum <tony.linthicum@amd.com>
3868 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3869 (TARGET_ROUND): New macro for the round/ptest instructions which
3870 are shared between SSE4.1 and SSE5.
3871 (OPTION_MASK_ISA_ROUND): Ditto.
3872 (OPTION_ISA_ROUND): Ditto.
3873 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3874 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3876 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3877 (-mfused-madd): New switch to give users control over whether the
3878 compiler optimizes to use the multiply/add SSE5 instructions.
3880 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3881 (ix86_handle_option): Turn off 3dnow if -msse5.
3882 (override_options): Add SSE5 support.
3883 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3885 (ix86_expand_sse_movcc): Add SSE5 support.
3886 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3887 vector type to the next largest size.
3888 (ix86_expand_sse5_pack): New function to use pperm to pack a
3889 vector type to the next smallest size.
3890 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3891 (IX86_BUILTIN_FMADDSD): Ditto.
3892 (IX86_BUILTIN_FMADDPS): Ditto.
3893 (IX86_BUILTIN_FMADDPD): Ditto.
3894 (IX86_BUILTIN_FMSUBSS): Ditto.
3895 (IX86_BUILTIN_FMSUBSD): Ditto.
3896 (IX86_BUILTIN_FMSUBPS): Ditto.
3897 (IX86_BUILTIN_FMSUBPD): Ditto.
3898 (IX86_BUILTIN_FNMADDSS): Ditto.
3899 (IX86_BUILTIN_FNMADDSD): Ditto.
3900 (IX86_BUILTIN_FNMADDPS): Ditto.
3901 (IX86_BUILTIN_FNMADDPD): Ditto.
3902 (IX86_BUILTIN_FNMSUBSS): Ditto.
3903 (IX86_BUILTIN_FNMSUBSD): Ditto.
3904 (IX86_BUILTIN_FNMSUBPS): Ditto.
3905 (IX86_BUILTIN_FNMSUBPD): Ditto.
3906 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3907 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3908 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3909 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3910 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3911 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3912 (IX86_BUILTIN_PPERM): Ditto.
3913 (IX86_BUILTIN_PERMPS): Ditto.
3914 (IX86_BUILTIN_PERMPD): Ditto.
3915 (IX86_BUILTIN_PMACSSWW): Ditto.
3916 (IX86_BUILTIN_PMACSWW): Ditto.
3917 (IX86_BUILTIN_PMACSSWD): Ditto.
3918 (IX86_BUILTIN_PMACSWD): Ditto.
3919 (IX86_BUILTIN_PMACSSDD): Ditto.
3920 (IX86_BUILTIN_PMACSDD): Ditto.
3921 (IX86_BUILTIN_PMACSSDQL): Ditto.
3922 (IX86_BUILTIN_PMACSSDQH): Ditto.
3923 (IX86_BUILTIN_PMACSDQL): Ditto.
3924 (IX86_BUILTIN_PMACSDQH): Ditto.
3925 (IX86_BUILTIN_PMADCSSWD): Ditto.
3926 (IX86_BUILTIN_PMADCSWD): Ditto.
3927 (IX86_BUILTIN_PHADDBW): Ditto.
3928 (IX86_BUILTIN_PHADDBD): Ditto.
3929 (IX86_BUILTIN_PHADDBQ): Ditto.
3930 (IX86_BUILTIN_PHADDWD): Ditto.
3931 (IX86_BUILTIN_PHADDWQ): Ditto.
3932 (IX86_BUILTIN_PHADDDQ): Ditto.
3933 (IX86_BUILTIN_PHADDUBW): Ditto.
3934 (IX86_BUILTIN_PHADDUBD): Ditto.
3935 (IX86_BUILTIN_PHADDUBQ): Ditto.
3936 (IX86_BUILTIN_PHADDUWD): Ditto.
3937 (IX86_BUILTIN_PHADDUWQ): Ditto.
3938 (IX86_BUILTIN_PHADDUDQ): Ditto.
3939 (IX86_BUILTIN_PHSUBBW): Ditto.
3940 (IX86_BUILTIN_PHSUBWD): Ditto.
3941 (IX86_BUILTIN_PHSUBDQ): Ditto.
3942 (IX86_BUILTIN_PROTB): Ditto.
3943 (IX86_BUILTIN_PROTW): Ditto.
3944 (IX86_BUILTIN_PROTD): Ditto.
3945 (IX86_BUILTIN_PROTQ): Ditto.
3946 (IX86_BUILTIN_PROTB_IMM): Ditto.
3947 (IX86_BUILTIN_PROTW_IMM): Ditto.
3948 (IX86_BUILTIN_PROTD_IMM): Ditto.
3949 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3950 (IX86_BUILTIN_PSHLB): Ditto.
3951 (IX86_BUILTIN_PSHLW): Ditto.
3952 (IX86_BUILTIN_PSHLD): Ditto.
3953 (IX86_BUILTIN_PSHLQ): Ditto.
3954 (IX86_BUILTIN_PSHAB): Ditto.
3955 (IX86_BUILTIN_PSHAW): Ditto.
3956 (IX86_BUILTIN_PSHAD): Ditto.
3957 (IX86_BUILTIN_PSHAQ): Ditto.
3958 (IX86_BUILTIN_FRCZSS): Ditto.
3959 (IX86_BUILTIN_FRCZSD): Ditto.
3960 (IX86_BUILTIN_FRCZPS): Ditto.
3961 (IX86_BUILTIN_FRCZPD): Ditto.
3962 (IX86_BUILTIN_CVTPH2PS): Ditto.
3963 (IX86_BUILTIN_CVTPS2PH): Ditto.
3964 (IX86_BUILTIN_COMEQSS): Ditto.
3965 (IX86_BUILTIN_COMNESS): Ditto.
3966 (IX86_BUILTIN_COMLTSS): Ditto.
3967 (IX86_BUILTIN_COMLESS): Ditto.
3968 (IX86_BUILTIN_COMGTSS): Ditto.
3969 (IX86_BUILTIN_COMGESS): Ditto.
3970 (IX86_BUILTIN_COMUEQSS): Ditto.
3971 (IX86_BUILTIN_COMUNESS): Ditto.
3972 (IX86_BUILTIN_COMULTSS): Ditto.
3973 (IX86_BUILTIN_COMULESS): Ditto.
3974 (IX86_BUILTIN_COMUGTSS): Ditto.
3975 (IX86_BUILTIN_COMUGESS): Ditto.
3976 (IX86_BUILTIN_COMORDSS): Ditto.
3977 (IX86_BUILTIN_COMUNORDSS): Ditto.
3978 (IX86_BUILTIN_COMFALSESS): Ditto.
3979 (IX86_BUILTIN_COMTRUESS): Ditto.
3980 (IX86_BUILTIN_COMEQSD): Ditto.
3981 (IX86_BUILTIN_COMNESD): Ditto.
3982 (IX86_BUILTIN_COMLTSD): Ditto.
3983 (IX86_BUILTIN_COMLESD): Ditto.
3984 (IX86_BUILTIN_COMGTSD): Ditto.
3985 (IX86_BUILTIN_COMGESD): Ditto.
3986 (IX86_BUILTIN_COMUEQSD): Ditto.
3987 (IX86_BUILTIN_COMUNESD): Ditto.
3988 (IX86_BUILTIN_COMULTSD): Ditto.
3989 (IX86_BUILTIN_COMULESD): Ditto.
3990 (IX86_BUILTIN_COMUGTSD): Ditto.
3991 (IX86_BUILTIN_COMUGESD): Ditto.
3992 (IX86_BUILTIN_COMORDSD): Ditto.
3993 (IX86_BUILTIN_COMUNORDSD): Ditto.
3994 (IX86_BUILTIN_COMFALSESD): Ditto.
3995 (IX86_BUILTIN_COMTRUESD): Ditto.
3996 (IX86_BUILTIN_COMEQPS): Ditto.
3997 (IX86_BUILTIN_COMNEPS): Ditto.
3998 (IX86_BUILTIN_COMLTPS): Ditto.
3999 (IX86_BUILTIN_COMLEPS): Ditto.
4000 (IX86_BUILTIN_COMGTPS): Ditto.
4001 (IX86_BUILTIN_COMGEPS): Ditto.
4002 (IX86_BUILTIN_COMUEQPS): Ditto.
4003 (IX86_BUILTIN_COMUNEPS): Ditto.
4004 (IX86_BUILTIN_COMULTPS): Ditto.
4005 (IX86_BUILTIN_COMULEPS): Ditto.
4006 (IX86_BUILTIN_COMUGTPS): Ditto.
4007 (IX86_BUILTIN_COMUGEPS): Ditto.
4008 (IX86_BUILTIN_COMORDPS): Ditto.
4009 (IX86_BUILTIN_COMUNORDPS): Ditto.
4010 (IX86_BUILTIN_COMFALSEPS): Ditto.
4011 (IX86_BUILTIN_COMTRUEPS): Ditto.
4012 (IX86_BUILTIN_COMEQPD): Ditto.
4013 (IX86_BUILTIN_COMNEPD): Ditto.
4014 (IX86_BUILTIN_COMLTPD): Ditto.
4015 (IX86_BUILTIN_COMLEPD): Ditto.
4016 (IX86_BUILTIN_COMGTPD): Ditto.
4017 (IX86_BUILTIN_COMGEPD): Ditto.
4018 (IX86_BUILTIN_COMUEQPD): Ditto.
4019 (IX86_BUILTIN_COMUNEPD): Ditto.
4020 (IX86_BUILTIN_COMULTPD): Ditto.
4021 (IX86_BUILTIN_COMULEPD): Ditto.
4022 (IX86_BUILTIN_COMUGTPD): Ditto.
4023 (IX86_BUILTIN_COMUGEPD): Ditto.
4024 (IX86_BUILTIN_COMORDPD): Ditto.
4025 (IX86_BUILTIN_COMUNORDPD): Ditto.
4026 (IX86_BUILTIN_COMFALSEPD): Ditto.
4027 (IX86_BUILTIN_COMTRUEPD): Ditto.
4028 (IX86_BUILTIN_PCOMEQUB): Ditto.
4029 (IX86_BUILTIN_PCOMNEUB): Ditto.
4030 (IX86_BUILTIN_PCOMLTUB): Ditto.
4031 (IX86_BUILTIN_PCOMLEUB): Ditto.
4032 (IX86_BUILTIN_PCOMGTUB): Ditto.
4033 (IX86_BUILTIN_PCOMGEUB): Ditto.
4034 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4035 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4036 (IX86_BUILTIN_PCOMEQUW): Ditto.
4037 (IX86_BUILTIN_PCOMNEUW): Ditto.
4038 (IX86_BUILTIN_PCOMLTUW): Ditto.
4039 (IX86_BUILTIN_PCOMLEUW): Ditto.
4040 (IX86_BUILTIN_PCOMGTUW): Ditto.
4041 (IX86_BUILTIN_PCOMGEUW): Ditto.
4042 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4043 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4044 (IX86_BUILTIN_PCOMEQUD): Ditto.
4045 (IX86_BUILTIN_PCOMNEUD): Ditto.
4046 (IX86_BUILTIN_PCOMLTUD): Ditto.
4047 (IX86_BUILTIN_PCOMLEUD): Ditto.
4048 (IX86_BUILTIN_PCOMGTUD): Ditto.
4049 (IX86_BUILTIN_PCOMGEUD): Ditto.
4050 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4051 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4052 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4053 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4054 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4055 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4056 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4057 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4058 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4059 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4060 (IX86_BUILTIN_PCOMEQB): Ditto.
4061 (IX86_BUILTIN_PCOMNEB): Ditto.
4062 (IX86_BUILTIN_PCOMLTB): Ditto.
4063 (IX86_BUILTIN_PCOMLEB): Ditto.
4064 (IX86_BUILTIN_PCOMGTB): Ditto.
4065 (IX86_BUILTIN_PCOMGEB): Ditto.
4066 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4067 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4068 (IX86_BUILTIN_PCOMEQW): Ditto.
4069 (IX86_BUILTIN_PCOMNEW): Ditto.
4070 (IX86_BUILTIN_PCOMLTW): Ditto.
4071 (IX86_BUILTIN_PCOMLEW): Ditto.
4072 (IX86_BUILTIN_PCOMGTW): Ditto.
4073 (IX86_BUILTIN_PCOMGEW): Ditto.
4074 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4075 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4076 (IX86_BUILTIN_PCOMEQD): Ditto.
4077 (IX86_BUILTIN_PCOMNED): Ditto.
4078 (IX86_BUILTIN_PCOMLTD): Ditto.
4079 (IX86_BUILTIN_PCOMLED): Ditto.
4080 (IX86_BUILTIN_PCOMGTD): Ditto.
4081 (IX86_BUILTIN_PCOMGED): Ditto.
4082 (IX86_BUILTIN_PCOMFALSED): Ditto.
4083 (IX86_BUILTIN_PCOMTRUED): Ditto.
4084 (IX86_BUILTIN_PCOMEQQ): Ditto.
4085 (IX86_BUILTIN_PCOMNEQ): Ditto.
4086 (IX86_BUILTIN_PCOMLTQ): Ditto.
4087 (IX86_BUILTIN_PCOMLEQ): Ditto.
4088 (IX86_BUILTIN_PCOMGTQ): Ditto.
4089 (IX86_BUILTIN_PCOMGEQ): Ditto.
4090 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4091 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4092 (enum multi_arg_type): New enum for describing the various SSE5
4093 intrinsic argument types.
4094 (bdesc_multi_arg): New table for SSE5 intrinsics.
4095 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4096 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4098 (ix86_expand_builtin): Add SSE5 intrinsic support.
4099 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4100 operand instructions.
4101 (ix86_expand_sse5_multiple_memory): New function to split the
4102 second memory reference from SSE5 instructions.
4103 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4104 (ix86_return_pops_args): Use stdarg_p to determine if the function
4105 has variable arguments.
4106 (ix86_setup_incoming_varargs): Ditto.
4107 (x86_this_parameter): Ditto.
4109 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4111 (ix86_expand_sse5_pack): Ditto.
4112 (ix86_sse5_valid_op_p): Ditto.
4113 (ix86_expand_sse5_multiple_memory): Ditto.
4115 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4116 constant for SSE5 support.
4117 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4118 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4119 (UNSPEC_SSE5_PERMUTE): Ditto.
4120 (UNSPEC_SSE5_ASHIFT): Ditto.
4121 (UNSPEC_SSE5_LSHIFT): Ditto.
4122 (UNSPEC_FRCZ): Ditto.
4123 (UNSPEC_CVTPH2PS): Ditto.
4124 (UNSPEC_CVTPS2PH): Ditto.
4125 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4127 (COM_FALSE_S): Ditto.
4128 (COM_FALSE_P): Ditto.
4129 (COM_TRUE_S): Ditto.
4130 (COM_TRUE_P): Ditto.
4131 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4132 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4134 (memory attribute): Ditto.
4135 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4136 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4137 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4138 (floor<mode>2): Ditto.
4139 (ceil<mode>2): Ditto.
4140 (btrunc<mode>2): Ditto.
4141 (nearbyintdf2): Ditto.
4142 (nearbyintsf2): Ditto.
4143 (sse_setccsf): Disable if SSE5.
4144 (sse_setccdf): Ditto.
4145 (sse5_setcc<mode>): New support for SSE5 conditional move.
4146 (sse5_pcmov_<mode>): Ditto.
4148 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4150 (SSEMODEF2P): Ditto.
4151 (ssemodesuffixf4): New mode attribute for SSE5.
4152 (ssemodesuffixf2s): Ditto.
4153 (ssemodesuffixf2c): Ditto.
4154 (sserotatemax): Ditto.
4155 (ssescalarmode): Ditto.
4156 (sse_maskcmpv4sf3): Disable if SSE5.
4157 (sse_maskcmpv2df3): Ditto.
4158 (sse_vmmaskcmpv4sf3): Ditto.
4159 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4160 (sse5_vmfmadd<mode>4): Ditto.
4161 (sse5_fmsub<mode>4): Ditto.
4162 (sse5_vmfmsub<mode>4): Ditto.
4163 (sse5_fnmadd<mode>4): Ditto.
4164 (sse5_vmfnmadd<mode>4): Ditto.
4165 (sse5_fnmsub<mode>4): Ditto.
4166 (sse5_vmfnmsub<mode>4): Ditto.
4167 (sse5i_fmadd<mode>4): Ditto.
4168 (sse5i_fmsub<mode>4): Ditto.
4169 (sse5i_fnmadd<mode>4): Ditto.
4170 (sse5i_fnmsub<mode>4): Ditto.
4171 (sse5i_vmfmadd<mode>4): Ditto.
4172 (sse5i_vmfmsub<mode>4): Ditto.
4173 (sse5i_vmfnmadd<mode>4): Ditto.
4174 (sse5i_vmfnmsub<mode>4): Ditto.
4175 (mulv16qi3): Add SSE5 support.
4177 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4178 (sse2_mulv4si3): Disable if SSE5.
4179 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4180 (sse4_1_roundps): Ditto.
4181 (sse4_1_roundsd): Ditto.
4182 (sse4_1_roundss): Ditto.
4183 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4185 (sse_maskcmpsf3): Ditto.
4186 (sse_vmmaskcmpv4sf3): Ditto.
4187 (sse2_maskcmpv2df3): Ditto.
4188 (sse2_maskcmpdf3): Ditto.
4189 (sse2_vmmaskcmpv2df3): Ditto.
4190 (sse2_eq<mode>3): Ditto.
4191 (sse2_gt<mode>3): Ditto.
4192 (sse5_pcmov_<mode>): Add SSE5 support.
4193 (vec_unpacku_hi_v16qi): Ditto.
4194 (vec_unpacks_hi_v16qi): Ditto.
4195 (vec_unpacku_lo_v16qi): Ditto.
4196 (vec_unpacks_lo_v16qi): Ditto.
4197 (vec_unpacku_hi_v8hi): Ditto.
4198 (vec_unpacks_hi_v8hi): Ditto.
4199 (vec_unpacku_lo_v8hi): Ditto.
4200 (vec_unpacks_lo_v8hi): Ditto.
4201 (vec_unpacku_hi_v4si): Ditto.
4202 (vec_unpacks_hi_v4si): Ditto.
4203 (vec_unpacku_lo_v4si): Ditto.
4204 (vec_unpacks_lo_v4si): Ditto.
4205 (sse5_pmacsww): New SSE5 intrinsic insn.
4206 (sse5_pmacssww): Ditto.
4207 (sse5_pmacsdd): Ditto.
4208 (sse5_pmacssdd): Ditto.
4209 (sse5_pmacssdql): Ditto.
4210 (sse5_pmacssdqh): Ditto.
4211 (sse5_pmacsdqh): Ditto.
4212 (sse5_pmacsswd): Ditto.
4213 (sse5_pmacswd): Ditto.
4214 (sse5_pmadcsswd): Ditto.
4215 (sse5_pmadcswd): Ditto.
4216 (sse5_pcmov_<move>): Conditional move support on SSE5.
4217 (sse5_phaddbw): New SSE5 intrinsic insn.
4218 (sse5_phaddbd): Ditto.
4219 (sse5_phaddbq): Ditto.
4220 (sse5_phaddwd): Ditto.
4221 (sse5_phaddwq): Ditto.
4222 (sse5_phadddq): Ditto.
4223 (sse5_phaddubw): Ditto.
4224 (sse5_phaddubd): Ditto.
4225 (sse5_phaddubq): Ditto.
4226 (sse5_phadduwd): Ditto.
4227 (sse5_phadduwq): Ditto.
4228 (sse5_phaddudq): Ditto.
4229 (sse5_phsubbw): Ditto.
4230 (sse5_phsubwd): Ditto.
4231 (sse5_phsubdq): Ditto.
4232 (sse5_pperm): Ditto.
4233 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4234 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4235 (sse5_pperm_sign_v8hi_v4si): Ditto.
4236 (sse5_pperm_zero_v8hi_v4si): Ditto.
4237 (sse5_pperm_sign_v4si_v2di): Ditto.
4238 (sse5_pperm_sign_v4si_v2di): Ditto.
4239 (sse5_pperm_pack_v2di_v4si): Ditto.
4240 (sse5_pperm_pack_v4si_v8hi): Ditto.
4241 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4242 (sse5_perm<mode>): New SSE5 intrinsic insn.
4243 (rotl<mode>3): Ditto.
4244 (sse5_rotl<mode>3): Ditto.
4245 (sse5_ashl<mode>3): Ditto.
4246 (sse5_lshl<mode>3): Ditto.
4247 (sse5_frcz<mode>2): Ditto.
4248 (sse5s_frcz<mode>2): Ditto.
4249 (sse5_cvtph2ps): Ditto.
4250 (sse5_cvtps2ph): Ditto.
4251 (sse5_vmmaskcmp<mode>3): Ditto.
4252 (sse5_com_tf<mode>3): Ditto.
4253 (sse5_maskcmp<mode>3): Ditto.
4254 (sse5_maskcmp_uns<mode>3): Ditto.
4255 (sse5_maskcmp_uns2<mode>3): Ditto.
4256 (sse5_pcom_tf<mode>3): Ditto.
4258 * config/i386/predicates.md (sse5_comparison_float_operator):
4259 New predicate to match the comparison operators supported by
4260 the SSE5 com instruction.
4261 (ix86_comparison_int_operator): New predicate to match just the
4262 signed int comparisons.
4263 (ix86_comparison_uns_operator): New predicate to match just the
4264 unsigned int comparisons.
4266 * doc/invoke.texi (-msse5): Add documentation.
4267 (-mfused-madd): Ditto.
4269 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4271 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4273 (x86_64-*-*): Ditto.
4275 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4277 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4278 intrinisics for SSE5.
4280 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4283 * config/i386/mmintrin-common.h: New file, to contain common
4284 instructions between SSE4.1 and SSE5.
4286 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4287 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4288 (gen_regparm_prefix): Ditto.
4290 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4291 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4292 prototype_p to determine if a function is prototyped.
4294 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4296 * c-common.c (c_common_reswords) add the alignof keyword,
4297 with same RID as __alignof and __alignof__
4299 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4301 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4302 * hooks.c (hook_bool_const_int_const_int_true): New function.
4303 * target.h (struct gcc_target): Add can_eliminate field.
4304 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4305 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4306 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4307 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4308 (elim_table): Revise comment.
4309 * system.h (CAN_ELIMINATE): Poison.
4310 * defaults.h (CAN_ELIMINATE): Remove.
4311 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4313 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4314 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4316 (alpha_vms_can_eliminate): Declare as static, change return type to
4318 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4320 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4321 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4322 (arm_can_eliminate): New function.
4324 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4325 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4326 (avr_can_eliminate): Declare as static.
4327 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4329 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4330 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4331 (bfin_can_eliminate): New function.
4333 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4334 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4335 (crx_can_eliminate): New function.
4337 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4338 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4339 (fr30_can_eliminate): New function.
4341 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4342 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4343 (frv_can_eliminate): New function.
4345 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4346 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4347 (h8300_can_eliminate): New function.
4349 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4350 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4351 (i386_can_eliminate): Declare as static, change return type to bool.
4352 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4354 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4355 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4356 (ia64_can_eliminate): New function.
4358 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4359 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4360 (iq2000_can_eliminate): New function.
4362 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4363 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4364 (m32r_can_eliminate): New function.
4366 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4367 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4368 (m68hc11_can_eliminate): New function.
4370 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4371 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4372 (m68k_can_eliminate): New function.
4374 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4375 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4376 (mep_can_eliminate): New function.
4378 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4379 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4380 (mips_can_eliminate): New function.
4382 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4383 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4384 (rs6000_can_eliminate): New function.
4386 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4387 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4388 (s390_can_eliminate): Declare as static.
4389 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4391 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4392 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4393 (score_can_eliminate): New function.
4395 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4396 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4397 (sparc_can_eliminate): Declare as static.
4398 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4400 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4401 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4402 (xstormy16_can_eliminate): New function.
4404 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4405 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4406 (v850_can_eliminate): New function.
4408 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4410 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4411 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4412 (*movdfcc_ext[1234]): Disable for IEEE mode.
4414 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4416 * gimplify.c (prepare_gimple_addressable): New static function.
4417 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4419 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4420 manually fiddling with it.
4422 2009-08-25 Michael Matz <matz@suse.de>
4424 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4425 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4427 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4428 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4429 (do_jump): Split out code for simple binary comparisons into ...
4430 (do_jump_1): ... this, taking the individual operands and code.
4431 Change callers to helper function above accordingly.
4432 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4435 2009-08-25 Michael Matz <matz@suse.de>
4437 * expr.h (struct separate_ops, sepops): New type for passing
4438 around an exploded simple expression.
4439 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4440 Use this structure instead of expression tree.
4441 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4442 expression, only its type.
4443 (expand_vec_cond_expr): Take type and individual operands instead
4445 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4446 expand_vec_shift_expr): Change prototype accordingly.
4447 * tree-vect-stmts.c (vectorizable_condition): Change call of
4448 expand_vec_cond_expr_p to pass only type.
4449 * expr.c (do_store_flags): Change prototype and implementation
4450 to take an exploded expression.
4451 (expand_expr_real_1): New local ops initialized with details
4452 of the full expression. Use it instead of full
4453 expression in calls to do_store_flags, expand_vec_cond_expr,
4454 expand_widen_pattern_expr and expand_vec_shift_expr.
4456 2009-08-25 Michael Matz <matz@suse.de>
4458 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4459 treeop2 initialized with first three operands of the full expression.
4460 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4462 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4464 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4465 (__gthread_objc_condition_allocate): Mark arguments as unused.
4466 (__gthread_objc_condition_deallocate): Likewise.
4467 (__gthread_objc_condition_wait): Likewise.
4468 (__gthread_objc_condition_broadcast): Likewise.
4469 (__gthread_objc_condition_signal): Likewise.
4470 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4471 (__gthread_objc_thread_id): Likewise.
4473 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4476 * tree-pretty-print.c (print_call_name): Print the correct call name
4477 for procedure pointer components.
4479 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4481 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4482 default_promote_function_mode when not VMS.
4484 2009-08-24 Olivier Hainque <hainque@adacore.com>
4486 * convert.c (convert_to_integer): Don't assume an input pointer is
4487 POINTER_SIZE wide. Fetch from the type instead.
4489 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4491 * configure.ac (AC_PREREQ): Bump to 2.64.
4493 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4495 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4496 (process_command): Don't search standard_exec_prefix_1 and
4497 standard_exec_prefix_2.
4499 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4501 * config/arm/arm.c (output_return_instruction): Handle for
4504 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4506 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4508 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4510 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4511 (*arm_movdf_vfp): Likewise.
4513 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4515 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4516 (vashr<mode>3): Rename from ashr<mode>3.
4517 (vlshr<mode>3): Rename from lshr<mode>3.
4519 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4522 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4523 (check_format_info_main): Use scalar_identify_flag.
4524 (check_format_types): Check for scalar size identity if
4525 scalar_identify_flag is set.
4526 (printf_length_specs): Extend by new field.
4527 (asm_fprintf_length_specs): Likewise.
4528 (gcc_diag_length_specs): Likewise.
4529 (scanf_length_specs): Likewise.
4530 (strfmon_length_specs): Likewise.
4531 (gcc_gfc_length_specs): Likewise.
4532 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4533 (ms_printf_flag_specs): Likewise.
4534 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4536 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4539 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4540 (*call_value_pop_1): Ditto.
4541 (*sibcall_pop_1): New insn pattern.
4542 (*sibcall_value_pop_1): Ditto.
4544 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4547 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4550 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4553 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4554 (get_reg_use_in): New function.
4555 (forward_propagate_subreg): Propagate through subreg of zero_extend
4558 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4560 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4561 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4563 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4565 * configure.ac: Remove --with-datarootdir, --with-docdir,
4566 --with-htmldir switches. No need to call AC_SUBST for
4567 datarootdir, docdir, htmldir any more.
4568 * configure: Regenerate.
4569 * doc/install.texi (Configuration): Document --datarootdir,
4570 --docdir, --htmldir, --pdfdir; update documentation for
4571 --infodir, --mandir.
4572 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4575 * aclocal.m4: Regenerate.
4576 * config.in: Regenerate.
4577 * configure: Regenerate.
4579 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4580 Olivier Hainque <hainque@adacore.com>
4582 * config/ia64/ia64.c: Include libfuncs.h.
4583 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4584 (ia64_expand_call): Use reg 25 on VMS.
4585 (ia64_initialize_trampoline): Fix for VMS ABI.
4586 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4587 (ia64_function_arg): Initialize reg 25 on VMS.
4588 Fix OpenVMS ABI issues for varargs.
4589 For OpenVMS, emit the Argument Information register set in the
4590 incoming/sibcall case as well.
4591 (ia64_arg_type): New function.
4592 (ia64_function_arg_advance): Keep track of cum->words.
4593 Fix OpenVMS ABI issues for varargs.
4594 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4595 (ia64_override_options): Set flag_no_common on VMS.
4596 (ia64_init_builtins): Disable FWRITE builtin.
4597 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4598 (ia64_vms_init_libfuncs): Add decc$ routines.
4599 (ia64_vms_valid_pointer_mode): New function.
4600 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4601 (ia64_promote_function_mode): New function
4602 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4603 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4604 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4605 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4606 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4607 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4608 Suppress trailing '#' if VALUE is numeric.
4609 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4610 ia64_promote_function_mode.
4611 (TARGET_VALID_POINTER_MODE): Define.
4613 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4616 * config/rs6000/rs6000.c (rs6000_override_options): Use
4617 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4620 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4621 reporting of vector + decimal/boolean/complex error.
4623 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4625 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4626 __vector double TYPE_DECL.
4628 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4630 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4631 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4632 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4633 to pointer to enum machine_mode. Update all callers as needed.
4635 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4637 * config/alpha/alpha.md (exception_receiver): Emit alternative
4638 GP load sequence if flag_reorder_blocks_and_partition is set.
4639 (*exception_receiver_2): Also enable when
4640 flag_reorder_blocks_and_partition is set.
4642 2009-08-20 Matt Rice <ratmice@gmail.com>
4643 Diego Novillo <dnovillo@google.com>
4645 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4648 2009-08-20 Richard Guenther <rguenther@suse.de>
4650 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4651 * c-tree.h (c_dup_lang_specific_decl): Remove.
4652 (struct lang_decl, struct lang_type): Move definitions ...
4653 * c-lang.h: ... here. New file.
4654 * c-decl.c: Include c-lang.h.
4655 (c_dup_lang_specific_decl): Remove.
4656 * c-typeck.c: Include c-lang.h.
4657 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4658 (c-typeck.o): Likewise.
4659 * c-config-lang.in (gtfiles): Add c-lang.h.
4660 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4663 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4665 * config/alpha/alpha.c (alpha_end_function): Do not clear
4666 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4667 this is now handled in generic code.
4669 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4671 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4672 (s390_z10_fix_long_loop_prediction): New function.
4673 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4674 (s390_reorg): Walk over the INSNs and invoke
4675 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4677 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4679 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4680 "*brx_64bit", "*brx_31bit"): New patterns.
4681 * config/s390/s390.c ('E'): New output modifier.
4683 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4684 Richard Earnshaw <richard.earnshaw@arm.com>
4686 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4687 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4689 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4691 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4693 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4694 for mode mode of operand0 when doing secondary reload for SAR.
4696 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4699 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4700 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4702 2009-08-19 Jason Merrill <jason@redhat.com>
4704 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4705 supported template depth in C++0x.
4707 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4709 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4710 free_after_compilation.
4711 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4712 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4713 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4714 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4715 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4716 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4717 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4719 2009-08-19 Ian Lance Taylor <iant@google.com>
4721 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4722 of (plus (mult (neg B) C) A).
4724 2009-08-18 Michael Matz <matz@suse.de>
4726 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4727 instead of comparing TYPE_MAIN_VARIANT for equality.
4728 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4729 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4730 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4731 * gimplify.c (goa_lhs_expr_p): Ditto and use
4732 STRIP_USELESS_TYPE_CONVERSION.
4734 2009-08-18 Michael Matz <matz@suse.de>
4736 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4737 first field in a struct.
4738 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4740 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4742 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4743 locators before emit_insn is called. Remove assert that
4745 (alpha_end_function): Clear crtl->emit structure and free insn
4746 locators if cfun->is_thunk is true.
4748 2009-08-18 Jason Merrill <jason@redhat.com>
4750 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4752 * configure.ac: Test for it.
4753 * configure, config.in: Regenerate.
4754 * doc/install.texi: Document --enable-gnu-unique-object.
4756 2009-08-18 Richard Guenther <rguenther@suse.de>
4759 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4760 pow(x,y*z) only if x is nonnegative.
4762 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4764 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4768 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4769 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4771 2009-08-17 DJ Delorie <dj@redhat.com>
4773 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4774 * config/m32c/prologue.md (epilogue_freit): New.
4776 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4777 (bank_switch_p): Likewise.
4778 (fast_interrupt_p): Likewise.
4779 (interrupt_p): Likewise.
4780 (m32c_conditional_register_usage): Round memregs size up.
4781 (need_to_save): We only need to save $a0 when we use ENTER.
4782 (interrupt_p): Check for fast_interrupt too.
4783 (bank_switch_p): New.
4784 (fast_interrupt_p): New.
4785 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4786 (m32c_emit_prolog): Support bank switching and fast interrupts.
4787 * doc/extend.texi (Function Attributes): Add bank_switch and
4790 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4792 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4793 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4795 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4797 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4798 (menu): Add IA-64/VMS Options.
4799 (IA-64/VMS Options): Likewise.
4801 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4804 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4806 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4808 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4809 (mips_pop_asm_switch): Likewise.
4810 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4812 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4813 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4814 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4815 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4816 instead of set_noreorder.
4817 (mips_output_function_prologue): Use the new functions.
4818 (mips_output_function_epilogue): Likewise.
4819 (mips_need_noat_wrapper_p): New function, split out from...
4820 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4821 Use mips_push_asm_switch and mips_pop_asm_switch.
4822 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4823 and mips_pop_asm_switch.
4824 (ASM_OUTPUT_REG_POP): Likewise.
4825 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4826 Use mips_pop_asm_switch.
4827 (mips_asm_switch): New structure.
4828 (set_noreorder, set_nomacro): Replace with...
4829 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4830 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4831 instead of set_nomacro.
4832 (fix_truncsfsi2_macro): Likewise.
4833 (cprestore): Likewise.
4834 (hazard): Use mips_noreorder instead of set_noreorder.
4835 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4837 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4839 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4840 from prev_active_insn.
4842 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4844 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4845 * config/avr/avr.c (avr_override_options): Initialize
4846 avr_current_arch variable.
4847 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4848 __AVR_HAVE_16BIT_SP__ according to the device type.
4849 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4851 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4852 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4854 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4857 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4858 generating inlined subroutine die only. We shouldn't be
4859 called for anything else.
4860 (gen_block_die): Don't generate inline subroutine debug info for
4863 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4865 * graphite-poly.c (print_pbb): Print PBB index.
4867 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4870 * graphite-interchange.c (ppl_max_for_le): Moved...
4871 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4872 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4873 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4874 * graphite-ppl.h (ppl_max_for_le): Declared.
4876 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4878 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4879 supported on all platforms.
4880 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4881 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4882 * c-pragma.c: Likewise.
4883 * target-def.h (TARGET_INITIALIZER): Remove
4884 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4885 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4887 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4889 * config/ia64/fde-vms.c: New file.
4890 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4891 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4892 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4893 (uw_frame_state_for): Only register a personality routine if it is
4894 known to be compatible with our expectations.
4895 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4896 Declare unw_table_entry stack variable and
4897 mod all calls to _Unwind_FindTableEntry to add arg.
4898 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4899 (_Unwind_FindTableEntry): Add arg to prototype.
4901 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4903 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4904 field 'signal_pfs_loc'.
4905 (uw_frame_state_for): Remove duplicate code dealing with leaf
4906 procedures without unwind info.
4907 If in the frame after unwinding through a signal handler, restore
4908 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4909 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4910 'pfs_loc' to the AR.PFS location in the signal context; instead
4911 set 'signal_pfs_loc'.
4912 Manually generate the unwind info for the AR.PFS register.
4913 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4914 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4915 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4916 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4917 instead set 'signal_pfs_loc'.
4918 Remove code preventing the AR.PFS register from being restored
4919 from the signal context.
4921 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4922 Tristan Gingold <gingold@adacore.com>
4924 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4925 * config/ia64/t-vms: New file.
4926 * config/ia64/vms64.h: New file.
4927 * config/ia64/vms.h: New file.
4928 * config/ia64/vms-crtinit.asm: New file.
4929 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4930 * config/ia64/vms-unwind.h: New file.
4932 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4934 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4937 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4940 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4942 * real.h (do_mpc_arg2): ... here.
4943 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4946 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4948 * final.c (add_debug_prefix_map): Don't use GC memory for
4949 old_prefix and new_prefix.
4951 2009-08-14 Richard Guenther <rguenther@suse.de>
4953 * ipa-prop.c (compute_complex_pass_through): If we cannot
4954 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4956 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4958 * c-lex.c (c_lex_with_flags): Increase size of local variable
4959 to avoid memory clobber.
4961 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4964 * config/i386/i386.c (ix86_fp_comparison_strategy):
4965 Only enable/disable sahf at function granularity.
4967 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4969 PR rtl-optimization/41064
4970 * reload1.c (reload_as_needed): Don't call extract_insn
4971 for known invalid replacements after calling
4972 validate_replace_rtx_group and verify_changes.
4974 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4977 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4978 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4979 ix86_expand_fp_vcond.
4980 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4981 Assert that operation is supported by ix86_expand_int_vcond.
4982 (vcondu<SSEMODE124C8:mode>): Ditto.
4984 2009-08-13 DJ Delorie <dj@redhat.com>
4986 * config/i386/djgpp-stdint.h: New.
4987 * config.gcc (djgpp): Use it.
4989 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4991 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4992 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4994 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4996 * tree-ssa-loop-prefetch.c
4997 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4998 for long-stride pruning.
4999 (compute_miss_rate): New function to compute the probability
5000 that two memory references access different cache lines.
5002 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
5004 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
5006 2009-08-13 Richard Guenther <rguenther@suse.de>
5009 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
5010 use the constant pointer type.
5011 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
5012 of CV qualifiers on the target pointer type.
5013 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
5014 conversion check before restrict check.
5016 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5019 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
5021 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5023 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
5025 2009-08-12 Richard Guenther <rguenther@suse.de>
5027 PR tree-optimization/41011
5028 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
5029 and reference constructing.
5031 2009-08-12 Xinliang David Li <davidxl@google.com>
5033 PR tree-optimization/41012
5034 * tree-flow.h : New external interface.
5035 * gimple-low.c (check_call_arg): Change to public function.
5036 Remove argument mismatch check in lowering.
5037 * tree-inline.h (tree_can_inline_p): Interface change.
5038 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
5040 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
5041 Call change to tree_can_inline_p function.
5042 (cgraph_decide_inlining_incrementally): Ditto.
5044 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
5046 PR tree-optimization/41031
5047 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
5048 on the partition variable rather than promote_mode on the source
5049 type. Assert that the partition variable's type has the same
5050 mode as the source value's.
5052 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
5054 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
5055 for for_return == 2.
5056 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
5058 * calls.c (expand_call): Fix typo.
5059 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
5061 * stmt.c (expand_value_return): Use promote_function_mode to copy out
5063 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
5064 * config/cris/cris.c (cris_promote_function_mode): Likewise.
5065 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5066 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5068 2009-08-12 Andrew Haley <aph@redhat.com>
5070 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5072 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5075 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5077 2009-08-12 Richard Guenther <rguenther@suse.de>
5079 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5080 * gimplify.c (gimplify_modify_expr): Do not use
5081 lang_hooks.types_compatible_p.
5082 * tree-ssa.c (useless_type_conversion_p): For aggregates
5083 just return false if the canonical types differ.
5085 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5088 * sese.c (convert_for_phi_arg): New.
5089 (add_guard_exit_phis): Use convert_for_phi_arg.
5091 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5093 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5094 unknown subscript upper bounds.
5096 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5097 Pranav Garg <pranav.garg2107@gmail.com>
5099 * graphite-interchange.c (gather_access_strides): Removed.
5100 (ppl_max_for_le): New.
5101 (build_linearized_memory_access): New.
5102 (memory_stride_in_loop): New.
5103 (pbb_interchange_profitable_p): Reimplemented.
5104 * graphite-ppl.h (ppl_new_id_map): New.
5105 (ppl_interchange): New.
5107 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5109 * graphite-interchange.c (compute_subscript): Removed.
5110 (compute_array_size_cstr): Removed.
5111 (compute_array_size_poly): Removed.
5112 (compute_array_size): Removed.
5113 (gather_access_strides_poly): Removed.
5114 (gather_access_strides): Empty.
5116 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5118 * graphite-dependences.c (dependence_polyhedron_1): Replace
5119 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5120 (graphite_legal_transform_dr): Same.
5121 (graphite_carried_dependence_level_k): Same.
5122 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5123 Initialize PDR_NB_SUBSCRIPTS.
5124 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5126 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5127 (PDR_NB_SUBSCRIPTS): New.
5128 (pdr_nb_subscripts): Removed.
5129 (pdr_dim): Simplified.
5130 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5131 with PDR_NB_SUBSCRIPTS.
5133 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5135 * graphite-interchange.c (compute_array_size): Remove use of
5137 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5138 Do not initialize PDR_DATA_CONTAINER.
5139 (print_pdr): Do not print PDR_DATA_CONTAINER.
5140 * graphite-poly.h (struct poly_dr): Remove data_container field.
5141 (PDR_DATA_CONTAINER): Removed.
5142 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5144 (build_poly_dr): Same.
5146 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5147 Sebastian Pop <sebastian.pop@amd.com>
5149 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5150 copy of the dependence polyhedron. Free the temporary objects.
5151 (graphite_carried_dependence_level_k): Free unused objects before
5154 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5155 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5156 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5157 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5158 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5160 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5162 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5163 Early return without analyzing the data dependences if no
5164 transform has been done. Call restore_scattering if the transform
5166 (graphite-interchange.c): Same.
5167 * graphite-poly.c (print_scattering_function): Test for
5169 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5170 (apply_poly_transforms): Do not gcc_assert that
5171 the transform is legal.
5172 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5173 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5174 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5175 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5176 * graphite-poly.h (struct poly_scattering): New.
5177 (struct poly_bb): Add original, transformed, and saved fields.
5178 Remove transformed_scattering, original_scattering,
5179 nb_local_variables and nb_scattering_transform fields.
5180 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5181 (poly_scattering_new): New.
5182 (poly_scattering_free): New.
5183 (poly_scattering_copy): New.
5184 (store_scattering_pbb): New.
5185 (store_scattering): New.
5186 (restore_scattering_pbb): New.
5187 (restore_scattering): New.
5188 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5189 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5191 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5193 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5196 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5198 * Makefile.in (graphite.o): Depends on PREDICT_H.
5199 * graphite.c: Include predict.h.
5200 (graphite_finalize): Call tree_estimate_probability.
5201 * predict.c (predict_loops): Do not call scev_initialize and
5203 (tree_estimate_probability_bb): New.
5204 (tree_estimate_probability): Do not initialize loops: move that
5205 code to the driver. Call tree_estimate_probability_bb.
5206 (tree_estimate_probability_driver): New.
5207 (pass_profile): Use tree_estimate_probability_driver.
5208 * predict.h (tree_estimate_probability): Declared.
5210 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5212 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5213 * graphite-dependences.c (graphite_legal_transform): Add time to
5214 TV_GRAPHITE_DATA_DEPS.
5215 (dependency_between_pbbs_p): Same.
5216 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5218 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5220 PR rtl-optimization/41033
5221 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5222 aliasing is disabled.
5224 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5226 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5227 si_mask_operand, and_load_operand, low_bitmask_operand,
5228 and_reg_operand, and_operand): New predicates.
5229 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5230 * config/mips/mips.c (and_operands_ok): New function.
5231 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5232 * config/mips/mips.md (move_type): Add ext_ins and logical.
5233 (type): Handle them.
5234 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5235 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5236 shift_shift. Remove commutative constraint modifier.
5237 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5239 (*clear_upper32_dext): Remove define_insn_and_split.
5240 (*clear_upper32): Turn this define_insn_and_split ...
5241 (splitter for ANDing register with 0xffff_ffff): .. into this.
5243 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5245 * combine.c (try_widen_shift_mode): Factor out code to check if an
5246 integer constant is a low-order bitmask from here ...
5247 * rtlanal.c (low_bitmask_len): ... to here.
5248 * rtl.h (low_bitmask_len): Declare.
5250 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5253 * config/alpha/alpha.md (addsi3): Remove expander.
5254 (addsi3): Rename from *addsi3_internal insn pattern.
5255 (subsi3): Remove expander.
5256 (subsi3): Rename from *subsi3_internal insn pattern.
5258 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5260 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5263 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5264 Eric Botcazou <botcazou@adacore.com>
5265 Douglas B Rupp <rupp@gnat.com>
5267 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5268 that records that fit in 64 bits are returned by immediate value,
5269 as required by OpenVMS Calling Standard.
5270 (function_value): Adjust for above modification.
5271 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5272 virtual_incoming_args_rtx as base object, not next_arg.
5273 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5275 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5277 * reload.c (find_reloads_subreg_address): Check the original
5278 req_equiv_mem address to detect the case where an address is
5279 not valid in the outer mode.
5281 2009-08-11 Richard Guenther <rguenther@suse.de>
5284 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5286 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5288 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5289 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5291 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5292 Douglas B Rupp <rupp@gnat.com>
5294 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5295 PT_STACK when frame_pointer_needed on OpenVMS.
5296 (alpha_pv_save_size, alpha_using_fp): Remove.
5297 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5298 with proper processing for PT_NULL.
5299 (alpha_vms_initial_elimination_offset): New function. Support for
5300 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5301 (alpha_sa_size): Force procedure type to PT_STACK when
5302 frame_pointer_needed on OpenVMS.
5303 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5304 (alpha_using_fp): Likewise.
5305 (alpha_vms_can_eliminate): Add prototype.
5306 (alpha_vms_initial_elimination_offset): Likewise.
5307 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5308 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5310 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5311 Douglas B Rupp <rupp@gnat.com>
5313 * config/alpha/alpha.c (common_object_handler): New function.
5314 (vms_attribute_table): Declare a single attribute "common_object".
5315 (vms_output_aligned_decl_common): New global function.
5316 (SECTION_VMS_OVERLAY): Delete.
5317 (SECTION_VMS_GLOBAL): Likewise.
5318 (SECTION_VMS_INITIALIZE): Likewise.
5319 (vms_asm_named_section): Remove support for above flags.
5320 (vms_section_type_flags): Delete.
5321 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5322 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5323 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5324 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5326 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5329 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5330 (sub_ddmmss): Likewise.
5332 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5335 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5338 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5341 * reload1.c (reload_as_needed): Use cancel_changes to completely
5342 undo a failed replacement attempt.
5344 2009-08-10 Richard Guenther <rguenther@suse.de>
5347 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5348 (useless_type_conversion_p): ... here. Require pointer targets
5351 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5354 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5355 loose the original type of the statement list.
5357 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5359 * config/alpha/alpha.c: Include libfuncs.h
5360 (avms_asm_output_extern): New function.
5361 (alpha_init_libfuncs): Init some decc libfuncs.
5362 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5363 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5364 (DO_CRTL_NAMES): Define.
5366 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5367 (LONG_TYPE_SIZE): Define.
5368 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5369 (SUBTARGET_SWITCHES): Define malloc64 switch.
5370 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5371 (MASK_RETURN_ADDR): Define.
5372 doc/invoke.texi (mmalloc64): Document switch.
5374 2009-08-09 Olivier Hainque <hainque@adacore.com>
5375 Douglas B Rupp <rupp@gnat.com>
5377 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5378 uses_condition_handler.
5379 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5380 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5381 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5382 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5383 (code_for_builtin): New insn codes for the new alpha_builtins.
5384 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5385 (alpha_sa_size): Account for uses_condition_handler.
5386 (alpha_expand_prologue): Likewise.
5387 (alpha_start_function): Likewise.
5388 (alpha_expand_epilogue): Likewise.
5389 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5390 establish/revert expanders.
5391 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5392 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5393 New expander, resorting to the alpha.c associated function.
5394 (builtin_revert_vms_condition_handler): Likewise.
5395 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5396 __gcc_shell_handler, the static VMS condition handler used as
5397 an indirection wrapper to the current dynamically established
5399 * config/alpha/vms-unwind.h: Complete rewrite.
5400 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5401 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5403 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5404 Douglas B Rupp <rupp@gnat.com>
5406 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5407 (alpha_need_linkage): Handle aliases. Return function symbol.
5408 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5409 Use ultimate alias target for the linkage name.
5410 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5411 by alpha_need_linkage for the function symbol.
5412 (setmemdi): Likewise.
5414 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5416 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5417 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5418 (ASM_WEAKEN_LABEL): Define.
5419 (CRT_CALL_STATIC_FUNCTION): Define.
5420 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5421 (ENDFILE_SPEC): Define.
5422 (INIT_SECTION_ASM_OP): Define.
5423 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5424 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5426 (MULTILIB_OSDIRNAMES): Define.
5427 (shlib_version): Define.
5428 (SHLIB_EXT): Define.
5429 (SHLIB_OBJS): Define.
5430 (SHLIB_NAME): Define.
5431 (SHLIB_MULTILIB): Define.
5432 (SHLIB_INSTALL): Define.
5433 (SHLIB_SYMVEC): Define.
5434 (SHLIB_SYMVECX2): Define.
5435 (SHLIB_LINK): Define.
5437 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5439 * config/alpha/alpha.c (alpha_initialize_trampoline):
5440 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5441 (alpha_start_function): Emit transfer address on nested functions
5442 for VMS trampoline call.
5443 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5444 since no longer used.
5445 * config/alpha/vms-tramp.asm: Remove.
5446 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5447 since now only data initialized at runtime.
5449 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5451 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5452 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5453 (MD_EXEC_PREFIX): Remove, no longer used.
5454 (MD_STARTFILE_PREFIX): Likewise.
5455 (INCLUDE_DEFAULTS): Likewise.
5456 * config/alpha/t-vms:
5457 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5459 2009-08-09 Richard Guenther <rguenther@suse.de>
5461 PR tree-optimization/41016
5462 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5463 (operand_precision): Remove.
5464 (integral_operand_p): Likewise.
5465 (recognize_single_bit_test): Adjust.
5467 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5469 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5470 operation overflows. Likewise non-cast unary arithmetic.
5471 If one arm of a conditional expression is always taken,
5472 inhibit evaluation warnings for the other arm. Likewise inhibit
5473 evaluation warnings for the second && or || operand if the first
5474 operand is enough to determine the result.
5475 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5477 (build_binary_op): Prevent duplicate evaluation warnings.
5479 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5481 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5482 and destination have different modes, Use promote_mode to
5483 determine the signedness of the conversion. Assert that the
5484 promoted source mode matches the destination mode. Don't pass
5485 the destination and destination mode to expand_expr if the source
5486 mode is different. Simplify conversion logic.
5488 2009-08-09 Ira Rosen <irar@il.ibm.com>
5490 PR tree-optimization/41008
5491 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5492 from condition only in case it's a comparison. Adjust checks.
5494 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5496 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5497 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5498 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5499 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5500 (dump_cand): Handle them.
5501 (struct iv_cand): New members COST_STEP and AINC_USE.
5502 (stmt_after_increment): Likewise.
5503 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5504 callers changed. Use gimple_uid comparison instead of scanning.
5505 (add_candidate_1): When looking for identical candidates, take
5506 AINC_USE into account. Set it for new candidates.
5507 (force_expr_to_var_cost): Cast target_spill_cost to int.
5508 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5509 All callers changed. Check for availability of autoinc addressing
5510 modes, both in general for a given mode, and in the specific use case.
5511 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5513 (get_computation_cost): Likewise.
5514 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5515 add_autoinc_candidates): New static functions.
5516 (add_candidate): Call add_autoinc_candidates for candidates based on
5518 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5519 (determine_use_iv_cost_address): If we have an autoinc candidate at
5520 the matching use, verify autoinc is possible and subtract the cost
5521 of the candidate's step from the cost.
5522 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5523 member of the candidate.
5524 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5525 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5527 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5529 * config.build (ia64-hp-*vms*): New target.
5530 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5532 * config.gcc (ia64-hp-*vms*): New target.
5533 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5535 * config.host (ia64-hp-*vms*): New target.
5536 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5539 2009-08-08 Richard Guenther <rguenther@suse.de>
5541 PR tree-optimization/40991
5542 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5544 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5546 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5547 mode check. Do truncations in an integer mode.
5548 (force_to_mode): Handle subregs for all mode types. Only do
5549 arithmetic simplifications on integer modes.
5551 2009-08-07 Richard Guenther <rguenther@suse.de>
5553 PR tree-optimization/40999
5554 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5555 (maybe_fold_reference): Lookup constant initializers.
5556 (fold_gimple_assign): Likewise.
5558 2009-08-07 Richard Guenther <rguenther@suse.de>
5560 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5561 that require structural equality defer to the langhook.
5563 2009-08-07 Martin Jambor <mjambor@suse.cz>
5565 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5567 (struct ipa_pass_through_data): New type.
5568 (struct ipa_ancestor_jf_data): New type.
5569 (union jump_func_value): Removed field formal_id, added fields
5570 pass_through and ancestor.
5571 (struct ipa_param_call_note): Changed type of formal_id to int from
5573 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5574 operations jump functions and ancestor jump functions.
5575 (compute_complex_pass_through): New function.
5576 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5577 reflect changes in the jump function strucutre.
5578 (update_jump_functions_after_inlining): Ignore complex pass-through
5579 and ancestor jump functions.
5580 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5581 polynomial pass-through with operation jump functions.
5583 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5585 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5586 fde->dw_fde_begin as begin label instead of hot/cold label.
5587 Use LLSDAC label instead of LLSDA for second section lsda.
5588 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5589 label instead of LLSDA if it is true.
5590 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5592 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5593 SECTION argument. Use it as index into crtl->eh.call_site_record
5595 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5596 use it to determine how to print table entries instead of using
5597 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5598 label instead of normal begin label as base.
5599 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5600 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5601 ensure no EH range spans between sections and that landing pads
5602 are always in the corresponding section.
5603 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5604 for crtl->eh.call_site_record being an array rather than scalar.
5605 (output_one_function_exception_table): New function, copied
5606 from output_function_exception_table. Adjust
5607 dw2_size_of_call_site_table, dw2_output_call_site_table
5608 callers. For SECOND section use *C suffixed labels.
5609 (output_function_exception_table): Call
5610 output_one_function_exception_table and, when doing hot/cold
5611 partitioning, also another time for the second section.
5612 * opts.c: Include except.h.
5613 (decode_options): Allow -freorder-blocks-and-partition with
5614 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5615 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5616 * function.h (struct rtl_eh): Change call_site_record from
5617 scalar into array of 2 elements.
5619 2009-08-07 Martin Jambor <mjambor@suse.cz>
5621 * ipa-prop.c (count_formal_params_1): New function.
5622 (ipa_get_vector_of_formal_parms): New function.
5623 (get_vector_of_formal_parm_types): New function.
5624 (ipa_modify_formal_parameters): New function.
5625 (ipa_modify_call_arguments): New function.
5626 (index_in_adjustments_multiple_times_p): New function.
5627 (ipa_combine_adjustments): New function.
5628 (ipa_dump_param_adjustments): New function.
5629 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5630 (ipa_get_vector_of_formal_parms): Declare.
5631 (ipa_modify_formal_parameters): Declare.
5632 (ipa_modify_call_arguments): Declare.
5633 (ipa_combine_adjustments): Declare.
5634 (ipa_dump_param_adjustments): Declare.
5635 (build_ref_for_offset): Declare.
5636 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5637 * tree-sra.c: Include ipa-prop.c.
5638 (build_ref_for_offset): Make public.
5640 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5642 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5644 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5646 * gcc/doc/extend.texi (__builtin_extract_return_address)
5647 (__builtin_frob_return_address): Document.
5649 2009-08-06 Paul Brook <paul@codesourcery.com>
5651 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5652 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5653 implementation on ARMv6-M.
5655 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5657 * doc/extend.texi (pcs): Document new attribute for ARM.
5659 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5661 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5664 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5666 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5669 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5671 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5673 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5675 Merge ARM/hard_vfp_branch to trunk.
5677 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5679 * arm.c (libcall_eq): New function.
5680 (libcall_hash): New function.
5681 (add_libcall): New function.
5682 (arm_libcall_uses_aapcs_base): New function.
5683 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5684 libcalls using the base PCS.
5685 (arm_init_cumulative_args): Likewise.
5687 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5689 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5690 Use base ABI for conversion libfuncs between HFmode and SFmode.
5692 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5694 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5695 V4SImode as representatives of all 64-bit and 128-bit vector
5696 types. Allow vector types without vector modes.
5697 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5698 without vector modes like BLKmode.
5699 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5700 BLKmode. Avoid unsupported vector modes or TImode moves for
5702 (aapcs_vfp_allocate_return_reg): Likewise.
5703 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5704 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5706 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5708 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5709 (arm_get_pcs_model): Pass attribute arguments to
5710 arm_pcs_from_attribute.
5711 (arm_init_cumulative_args): Use base AAPCS for conversions from
5712 floating-point types to DImode.
5713 (arm_attribute_table): Add pcs attribute.
5714 (arm_handle_pcs_attribute): New.
5715 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5716 conversions from floating-point types to DImode, also declare them
5717 to use base AAPCS and declare functions they call to use base
5718 AAPCS and their RTABI names.
5720 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5722 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5723 -mfloat-abi=hard not being supported for VFP.
5725 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5727 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5728 SYMBOL_REF to hard_libcall_value.
5730 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5731 Richard Earnshaw <rearnsha@arm.com>
5733 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5734 has been put on the stack, all remaining co-processory arguments for
5735 that co-processor also go on the stack.
5737 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5739 * config/arm/arm.c (arm_return_in_memory): Handle returning
5740 vectors of suitable size in registers also for AAPCS case.
5742 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5744 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5746 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5748 ARM Hard-VFP calling convention
5749 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5750 * target.h (gcc_target): Add libcall_value to table of call hooks.
5751 * targhooks.h (default_libcall_value): Default implementation.
5752 * targhooks.c (default_libcall_value): Likewise.
5753 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5754 * optabs.c (expand_unop): Use it.
5755 * expr.h (hard_libcall_value): Pass the function RTX through.
5756 * calls.c (emit_library_call_value_1): Update call to
5758 * explow.c (hard_libcall_value): Use new target hook.
5759 * testsuite/lib/target-supports.exp
5760 (check_effective_target_arm_hard_vfp_ok): New hook.
5761 (check_effective_target_arm_neon_ok): Improve test for neon
5763 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5764 * config/arm/arm.c: Include cgraph.h
5765 (TARGET_FUNCTION_VALUE): Override default hook.
5766 (arm_pcs_default): New variable.
5767 (arm_override_options): Don't fault hard calling convention with VFP.
5768 Add support for AAPCS variants.
5769 (arm_function_value): Make static. Handle AAPCS variants.
5770 (arm_libcall_value): New function.
5771 (arm_apply_result_size): Handle VFP registers in results.
5772 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5774 (pcs_attribute_args): New variable.
5775 (arm_pcs_from_attribute): New function.
5776 (arm_get_pcs_model): New function.
5777 (aapcs_vfp_cum_init): New function.
5778 (aapcs_vfp_sub_candidate): New function.
5779 (aapcs_vfp_is_return_candidate): New function.
5780 (aapcs_vfp_is_call_candidate): New function.
5781 (aapcs_vfp_allocate): New function.
5782 (aapcs_vfp_allocate_return_reg): New function.
5783 (aapcs_vfp_advance): New function.
5784 (aapcs_cp_arg_layout): New variable.
5785 (aapcs_select_call_coproc): New function.
5786 (aapcs_select_return_coproc): New function.
5787 (aapcs_allocate_return_reg): New function.
5788 (aapcs_libcall_value): New function.
5789 (aapcs_layout_arg): New function.
5790 (arm_init_cumulative_args): Initialize AAPCS args data.
5791 (arm_function_arg): Handle AAPCS variants using new interface.
5792 (arm_arg_parital_bytes): Likewise.
5793 (arm_function_arg_advance): New function.
5794 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5795 calling conventions.
5796 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5797 * arm.h (NUM_VFP_ARG_REGS): Define.
5798 (LIBCALL_VALUE): Update.
5799 (FUNCTION_VALUE): Delete.
5800 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5801 (arm_pcs): New enum.
5802 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5803 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5804 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5805 * arm-protos.h (arm_function_arg_advance): Add.
5806 (aapcs_libcall_value): Add.
5807 (arm_function_value): Delete.
5809 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5810 H.J. Lu <hongjiu.lu@intel.com>
5813 * config/i386/i386.c (standard_sse_mode_p): Remove.
5814 (standard_sse_constant_p): Return 2 for integer mode
5815 vector_all_ones_operand when SSE2 is enabled.
5816 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5817 (ix86_expand_vector_move): Do not check for negative values from
5818 standard_sse_constant_p.
5820 2009-08-06 Richard Guenther <rguenther@suse.de>
5822 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5823 array type comparisons frontend independent.
5824 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5825 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5826 out array reference lower bound and element size operands.
5827 (ao_ref_init_from_vn_reference): Properly compute the offset
5828 for ARRAY_RANGE_REF.
5829 (vn_reference_fold_indirect): Fill out array reference lower
5830 bound and element size operands.
5831 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5832 a non gimple valued reference operand which can happen for
5833 array reference lower bound or element size.
5834 (create_component_ref_by_pieces_1): Properly generate the
5835 element size operand for array references.
5837 2009-08-06 Richard Guenther <rguenther@suse.de>
5839 PR tree-optimization/40964
5840 * tree.c (iterative_hash_host_wide_int): Export.
5841 * tree.h (iterative_hash_host_wide_int): Declare.
5842 * tree-ssa-structalias.c (heapvar_map): New struct.
5843 (heapvar_map_eq): New function.
5844 (heapvar_map_hash): Likewise.
5845 (heapvar_lookup): Adjust.
5846 (heapvar_insert): Likewise.
5847 (make_constraint_from_heapvar): Allow multiple heap variables
5848 per decl at different offsets.
5849 (init_alias_heapvars): Adjust.
5851 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5853 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5854 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5855 trailing sync if TARGET_SYNC_AFTER_SC.
5857 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5859 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5860 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5861 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5862 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5863 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5864 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5865 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5866 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5867 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5868 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5869 the prototype declaration match the definition.
5870 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5871 instructions explicitly. Add barrier_before and operands
5873 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5874 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5875 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5876 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5877 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5878 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5880 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5882 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5884 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5885 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5888 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5891 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5893 PR rtl-optimization/40924
5894 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5895 make sure canon_rtx (mem_address) isn't simpler than
5896 canon_rtx (expanded_mem_address).
5898 2009-08-05 Li Feng <nemokingdom@gmail.com>
5900 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5902 (build_scop_drs): Build alias set for each SCoP.
5904 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5906 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5907 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5908 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5909 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5910 (BASE_DRIVER_SELF_SPECS): Likewise.
5912 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5914 * tree-ssa-alias.c: Fix some comment typos.
5916 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5918 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5919 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5921 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5924 * simplify-rtx.c (simplify_binary_operation_1): Disable
5925 simplifications for decimal float operations.
5927 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5930 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5931 operand of INDIRECT_REF.
5933 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5935 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5936 constants referencing TLS symbols.
5938 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5940 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5941 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5943 2009-08-03 Richard Guenther <rguenther@suse.de>
5945 * tree.c (make_vector_type): Build a main variant first,
5946 get the canonical one and then build the variant.
5947 * tree-ssa.c (useless_type_conversion_p_1): Handle
5949 (useless_type_conversion_p): Conversions to pointers to
5950 incomplete record types are useless.
5952 2009-08-03 Richard Guenther <rguenther@suse.de>
5954 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5955 file will be created.
5956 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5957 * toplev.c (compile_file): Adjust comment.
5959 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5961 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5962 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5963 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5964 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5965 (sh_promote_function_mode): Fix typo.
5967 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5969 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5971 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5973 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5974 declaration arguments.
5976 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5978 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5979 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5980 (ix86_split_ashl): Ditto.
5981 (ix86_expand_vector_init_one_nonzero): Ditto.
5982 (ix86_expand_vector_set): Ditto.
5983 (ix86_expand_reduc_v4sf): Ditto.
5985 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5987 * explow.c (promote_function_mode): Remove assert.
5988 * config/sh/sh.c (sh_promote_function_mode): Declare.
5990 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5992 * config/pa/pa.c (pa_promote_function_mode): Declare.
5993 Change to static. Fix promote_mode call.
5995 * gthr-dce.h (CONST_CAST2): Define if not defined.
5996 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5998 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
6000 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
6002 * expr.c (store_constructor): Use promote_decl_mode. Remove
6003 now write-only variable unsignedp.
6004 (expand_expr_real_1): Use promote_decl_mode.
6005 * expr.h (promote_function_mode, promote_decl_mode): New.
6006 (promote_mode): Remove last argument.
6007 * function.c (assign_temp): Drop last argument of promote_mode.
6008 (assign_parm_find_data_types): Use promote_function_mode.
6009 (assign_parm_setup_reg): Likewise.
6010 (expand_function_end): Use promote_function_mode.
6011 * calls.c (initialize_argument_information): Use promote_function_mode.
6012 (precompute_arguments): Use promote_mode instead of checking if
6013 only PROMOTE_FUNCTION_MODE is defined.
6014 (expand_call): When making sibcall decisions, use promote_function_mode.
6015 Below, remove an if for targetm.calls.promote_function_return and
6016 and use promote_function_mode.
6017 (emit_library_call_value_1): Use promote_function_mode, fix bug
6018 where promote_mode was passed FOR_CALL == 0 for a return value in an
6020 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6021 * explow.c (promote_function_mode, promote_decl_mode): New.
6022 (promote_mode): Keep only the FOR_CALL == 0 case.
6023 * combine.c (setup_incoming_promotion): Remove test of
6024 promote_function_args. Use promote_function_mode.
6025 * stmt.c (expand_value_return): Use promote_decl_mode.
6026 (expand_decl): Use promote_decl_mode.
6028 * expr.c (store_constructor): Use promote_decl_mode. Remove
6029 now write-only variable unsignedp.
6030 (expand_expr_real_1): Use promote_decl_mode.
6031 * expr.h (promote_function_mode, promote_decl_mode): New.
6032 (promote_mode): Remove last argument.
6033 * function.c (assign_temp): Drop last argument of promote_mode.
6034 (assign_parm_find_data_types): Use promote_function_mode.
6035 (assign_parm_setup_reg): Likewise.
6036 (expand_function_end): Use promote_function_mode.
6037 * calls.c (initialize_argument_information): Use promote_function_mode.
6038 (precompute_arguments): Use promote_mode instead of checking if
6039 only PROMOTE_FUNCTION_MODE is defined.
6040 (expand_call): When making sibcall decisions, use promote_function_mode.
6041 Below, remove an if for targetm.calls.promote_function_return and
6042 and use promote_function_mode.
6043 (emit_library_call_value_1): Use promote_function_mode, fix bug
6044 where promote_mode was passed FOR_CALL == 0 for a return value in an
6046 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
6047 * explow.c (promote_function_mode, promote_decl_mode): New.
6048 (promote_mode): Keep only the FOR_CALL == 0 case.
6049 * combine.c (setup_incoming_promotion): Remove test of
6050 promote_function_args. Use promote_function_mode.
6051 * stmt.c (expand_value_return): Use promote_decl_mode.
6052 (expand_decl): Use promote_decl_mode.
6054 * explow.c (promote_function_mode): Just call the target hook.
6055 * targhooks.c (default_promote_function_mode,
6056 default_promote_function_mode_always_promote): New.
6057 * targhooks.h (default_promote_function_mode,
6058 default_promote_function_mode_always_promote): Declare.
6059 * target.h (promote_function_args, promote_function_return): Remove.
6060 (promote_function_mode): New.
6061 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
6062 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6063 (TARGET_PROMOTE_FUNCTION_MODE): New.
6064 (TARGET_CALLS): Adjust.
6065 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6066 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6068 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6069 * config/s390/s390.c (s390_promote_function_mode): ... here,
6070 with pointer handling.
6071 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6072 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6074 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6075 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6076 with pointer handling.
6077 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6078 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6080 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6081 * config/sh/sh.c (sh_promote_function_mode): New.
6082 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6083 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6085 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6086 * config/cris/cris.c (cris_promote_function_mode): ... here.
6087 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6088 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6090 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6091 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6092 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6093 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6095 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6096 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6097 complex type handling.
6098 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6099 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6101 * config/pa/pa.c (pa_promote_function_mode): New.
6102 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6103 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6105 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6106 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6107 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6108 * config/xtensa/xtensa.c: Likewise.
6109 * config/stormy16/stormy16.c: Likewise.
6110 * config/iq2000/iq2000.c: Likewise.
6111 * config/rs6000/rs6000.c: Likewise.
6112 * config/picochip/picochip.c: Likewise.
6113 * config/arc/arc.c: Likewise.
6114 * config/mcore/mcore.c: Likewise.
6115 * config/score/score.c: Likewise.
6116 * config/mips/mips.c: Likewise.
6117 * config/bfin/bfin.c: Likewise.
6118 * config/ia64/ia64.c: Likewise (disabled though).
6120 * config/frv/frv.h: Remove pointless remark.
6122 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6123 TARGET_PROMOTE_FUNCTION_ARGS,
6124 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6125 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6127 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6129 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6130 -floop-parallelize-all.
6131 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6132 flag_loop_parallelize_all.
6133 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6134 * graphite.c (graphite_transform_loops): Same.
6136 * graphite-poly.c (apply_poly_transforms): Same.
6138 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6140 PR tree-optimization/40914
6141 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6142 if set, then check the delta field of the PMF record.
6143 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6144 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6145 call is stored in the delta.
6147 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6149 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6151 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6153 * config/i386/bsd.h (ASM_BYTE): New define.
6154 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6155 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6156 .byte. Use fputs or putc instead of fprintf where appropriate.
6157 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6158 fputs or putc instead of fprintf where appropriate.
6159 * config/i386/i386elf.h: Ditto.
6160 * config/i386/sysv4.h: Ditto.
6162 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6163 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6164 (*tls_global_dynamic_64): Ditto.
6166 2009-07-31 Christian Bruel <christian.bruel@st.com>
6168 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6170 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6172 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6173 Remove dead code for MINUS.
6175 2009-07-31 Anthony Green <green@moxielogic.com>
6177 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6179 (moxie_expand_epilogue): Ditto for epilogue.
6180 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6182 (moxie_function_arg): Ditto.
6183 (moxie_pass_by_reference): Ditto.
6184 (moxie_arg_partial_bytes): Ditto.
6185 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6186 (FUNCTION_ARG_ADVANCE) Ditto.
6187 (REG_PARM_STACK_SPACE) Ditto.
6188 (FUNCTION_ARG_REGNO_P) Dito.
6190 * config.gcc: Add moxie linux config support.
6191 * gcc/config/moxie/uclinux.h: New file.
6193 2009-07-31 DJ Delorie <dj@redhat.com>
6195 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6196 (UNSPECV_SP_SWITCH_E): New.
6197 (sp_switch_1): Change to an unspec.
6198 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6200 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6201 reference the new stack's address
6203 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6205 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6206 graphite-clast-to-gimple.o, graphite-dependences.o,
6207 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6208 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6209 (graphite-blocking.o,
6210 graphite-clast-to-gimple.o, graphite-dependences.o,
6211 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6212 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6213 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6214 * cfgloop.h (struct loop): Add can_be_parallel field.
6215 * common.opt (fgraphite-identity): Moved up.
6216 (fgraphite-force-parallel): New flag.
6217 * graphite.c: Rewrite.
6218 * graphite.h: Rewrite.
6219 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6221 * toplev.c (graphite_out_file): New file descriptor.
6222 (graphite_in_file): New.
6223 (process_options): flag_graphite_force_parallel cannot be used without
6225 * tree-ssa-loop.c: Include toplev.h.
6226 (gate_graphite_transforms): Enable flag_graphite for
6227 flag_graphite_force_parallel.
6229 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6231 * ChangeLog.graphite: New.
6232 * graphite-blocking.c: New.
6233 * graphite-clast-to-gimple.c: New.
6234 * graphite-clast-to-gimple.h: New.
6235 * graphite-dependences.c: New.
6236 * graphite-dependences.h: New.
6237 * graphite-interchange.c: New.
6238 * graphite-poly.c: New.
6239 * graphite-poly.h: New.
6240 * graphite-ppl.c: New.
6241 * graphite-ppl.h: New.
6242 * graphite-scop-detection.c: New.
6243 * graphite-scop-detection.h: New.
6244 * graphite-sese-to-poly.c: New.
6245 * graphite-sese-to-poly.h: New.
6249 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6251 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6252 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6254 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6256 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6257 (scev_is_linear_expression): Return false if the evolution is not
6258 affine multivariate.
6260 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6262 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6263 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6265 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6267 * tree-data-ref.c (debug_data_references): New.
6268 (debug_data_reference): New.
6269 * tree-data-ref.h (debug_data_references): Declared.
6270 (debug_data_reference): Declared.
6272 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6274 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6275 * tree-data-ref.h (scop_p): Removed.
6276 (struct data_reference): Remove field scop.
6278 (stmt_simple_memref_p): Removed.
6280 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6282 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6283 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6286 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6288 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6290 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6292 * doc/invoke.texi (-fgraphite-identity): Documented.
6294 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6296 * tree-scalar-evolution.c: Fix comment.
6297 (instantiate_scev_1): Return unknow from scev instantiation if the
6298 result is not above instantiate_below.
6300 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6302 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6303 static anymore. Instantiate the symbols that may have been introduced
6305 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6308 2009-07-30 DJ Delorie <dj@redhat.com>
6310 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6311 .vliw directive to VLIW sections.
6313 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6315 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6317 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6318 (AUTOHEADER): New variable.
6319 ($(srcdir)/cstamp-h.in): Use it.
6321 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6322 Pat Haugen <pthaugen@us.ibm.com>
6323 Revital Eres <ERES@il.ibm.com>
6325 * config/rs6000/vector.md (VEC_F): Add VSX support.
6329 (vector_load_<mode>): Ditto.
6330 (vector_store_<mode>): Ditto.
6331 (vector GPR move split): Ditto.
6332 (vec_reload_and_plus_<mptrsize>): Ditto.
6333 (vec_reload_and_reg_<mptrsize>): Ditto.
6334 (add<mode>3): Ditto.
6335 (sub<mode>3): Ditto.
6336 (mul<mode>3): Ditto.
6337 (neg<mode>2): Ditto.
6338 (abs<mode>2): Ditto.
6339 (smin<mode>3): Ditto.
6340 (smax<mode>3): Ditto.
6341 (vector_eq<mode>): Ditto.
6342 (vector_gt<mode>): Ditto.
6343 (vector_ge<mode>): Ditto.
6344 (vector_gtu<mode>): Ditto.
6345 (vector_select_<mode>_uns): Ditto.
6346 (vector_eq_<mode>_p): Ditto.
6347 (vector_gt_<mode>_p): Ditto.
6348 (vector_ge_<mode>_p): Ditto.
6349 (vector_gtu_<mode>_p): Ditto.
6350 (cr6_test_for_zero): Ditto.
6351 (cr6_test_for_zero_reverse): Ditto.
6352 (cr6_test_for_lt): Ditto.
6353 (cr6_test_for_lt_reverse): Ditto.
6354 (xor<mode>3): Ditto.
6355 (ior<mode>3): Ditto.
6356 (and<mode>3): Ditto.
6357 (one_cmpl<mode>2): Ditto.
6358 (nor<mode>2): Ditto.
6359 (andc<mode>2): Ditto.
6360 (float<VEC_int<mode>2): Ditto.
6361 (unsigned_float<VEC_int><mode>2): Ditto.
6362 (fix_trunc<mode><VEC_int>2): Ditto.
6363 (fixuns_trunc<mode><VEC_int>2): Ditto.
6365 (vec_set<mode>): Ditto.
6366 (vec_extract<mode>): Ditto.
6367 (vec_interleave_highv4sf): Ditto.
6368 (vec_interleave_lowv4sf): Ditto.
6369 (vec_realign_load_<mode>): Ditto.
6370 (vec_shl_<mode>): Ditto.
6371 (vec_shr_<mode>): Ditto.
6372 (div<mode>3): New patterns for VSX.
6373 (vec_interleave_highv2df): Ditto.
6374 (vec_interleave_lowv2df): Ditto.
6375 (vec_pack_trunc_v2df): Ditto.
6376 (vec_pack_sfix_trunc_v2df): Ditto.
6377 (vec_pack_ufix_trunc_v2df): Ditto.
6378 (vec_unpacks_hi_v4sf): Ditto.
6379 (vec_unpacks_lo_v4sf): Ditto.
6380 (vec_unpacks_float_hi_v4si): Ditto.
6381 (vec_unpacks_float_lo_v4si): Ditto.
6382 (vec_unpacku_float_hi_v4si): Ditto.
6383 (vec_unpacku_float_lo_v4si): Ditto.
6384 (movmisalign<mode>): Ditto.
6385 (vector_ceil<mode>2): New patterns for vectorizing math library.
6386 (vector_floor<mode>2): Ditto.
6387 (vector_btrunc<mode>2): Ditto.
6388 (vector_copysign<mode>3): Ditto.
6390 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6391 predicate for setting the high bit in each word, used for copysign.
6393 * config/rs6000/ppc-asm.h (f19): Whitespace.
6394 (f32-f63): Define if VSX.
6395 (v0-v31): Define if Altivec.
6396 (vs0-vs63): Define if VSX.
6398 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6400 * config/rs6000/power7.md: New file, provide tuning parameters for
6403 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6404 (rs6000_cpu_cpp_builtins): Ditto.
6405 (altivec_overloaded_builtins): Ditto.
6406 (altivec_resolve_overloaded_builtin): Ditto.
6408 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6409 debug switch to disable vectorizing simple math builtin
6412 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6413 Vectorize simple math builtin functions.
6414 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6415 hook to vectorize math builtins.
6416 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6417 (rs6000_builtin_conversion): Add VSX/power7 support.
6418 (rs6000_builtin_vec_perm): Ditto.
6419 (vsplits_constant): Add support for loading up a vector constant
6420 with just the high bit set in each part.
6421 (rs6000_expand_vector_init): Add VSX/power7 support.
6422 (rs6000_expand_vector_set): Ditto.
6423 (rs6000_expand_vector_extract): Ditto.
6424 (rs6000_emit_move): Ditto.
6425 (bdesc_3arg): Ditto.
6426 (bdesc_2arg): Ditto.
6427 (bdesc_1arg): Ditto.
6428 (rs6000_expand_ternop_builtin): Ditto.
6429 (altivec_expand_builtin): Ditto.
6430 (rs6000_expand_unop_builtin): Ditto.
6431 (rs6000_init_builtins): Ditto.
6432 (altivec_init_builtins): Ditto.
6433 (builtin_function_type): Ditto.
6434 (rs6000_common_init_builtins): Ditto.
6435 (rs6000_handle_altivec_attribute); Ditto.
6436 (rs6000_mangle_type): Ditto.
6437 (rs6000_vector_mode_supported_p): Ditto.
6438 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6441 * config/rs6000/vsx.md: New file for VSX support.
6443 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6444 identifing values with just the most significant bit set.
6445 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6446 vectorized builtins.
6448 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6449 (UNSPEC_VRFIM): Delete.
6450 (splitter for loading up vector with most significant bit): New
6451 splitter for vectorizing copysign.
6452 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6453 vectorizing simple math functions.
6454 (altivec_vrfip): Add support for vectorizing simple math functions.
6455 (altivec_vrfim): Ditto.
6456 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6458 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6459 (power7.md, vsx.md): Include for power7 support.
6460 (copysigndf3): Use VSX instructions if -mvsx.
6461 (negdf2_fpr): Ditto.
6462 (absdf2_fpr): Ditto.
6463 (nabsdf2_fpr): Ditto.
6464 (adddf3_fpr): Ditto.
6465 (subdf3_fpr): Ditto.
6466 (muldf3_fpr): Ditto.
6467 (divdf3_fpr): Ditto.
6468 (fix_truncdfdi2_fpr): Ditto.
6469 (cmpdf_internal1): Ditto.
6470 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6471 (btruncdf2, btruncdf2_fpr): Ditto.
6472 (ceildf2, ceildf2_fpr): Ditto.
6473 (floordf2, floordf2_fpr): Ditto.
6474 (floatdidf2, floatdidf2_fpr): Ditto.
6475 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6476 (fmsubdf4_fpr): Ditto.
6477 (fnmadddf4_fpr_1): Ditto.
6478 (fnmadddf4_fpr_2): Ditto.
6479 (fnmsubdf4_fpr_1): Ditto.
6480 (fnmsubdf4_fpr_2): Ditto.
6481 (fixuns_truncdfdi2): Add expander for VSX support.
6482 (fix_truncdfdi2): Ditto.
6483 (fix_truncdfsi2): Ditto.
6485 (btruncsf2): Whitespace.
6486 (movdf_hardfloat32): Add support for VSX registers.
6487 (movdf_softfloat32): Ditto.
6488 (movdf_hardfloat64): Ditto.
6489 (movdf_hardfloat64_mfpgpr): Ditto.
6490 (movdf_softfloat64): Ditto.
6491 (movti splitters): Add check for vector registers supporting
6492 TImode in the future.
6493 (bpermd): Add power7 bpermd instruction.
6495 * config/rs6000/altivec.h (vec_div): Define if VSX.
6499 (vec_nearbyint): Ditto.
6502 (all predicates): Use the generic builtin function, and not the V4SF
6503 specific function so that the predicates will work with VSX's V2DF.
6507 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6508 Document new VSX functions and types.
6510 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6513 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6514 "wa", and "j" constraints. Modify "v" to talk about Altivec
6515 instead of just vector.
6517 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6520 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6521 location for phi arguments.
6522 (rewrite_update_phi_arguments): Find locations for reaching defs.
6523 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6524 Add location to add_phi_arg calls.
6525 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6526 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6527 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6528 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6529 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6530 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6531 * tree-phinodes.c (make_phi_node): Initialize location.
6532 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6533 (add_phi_arg): Add location parameter.
6534 (remove_phi_arg_num): Move location when moving phi argument.
6535 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6537 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6538 slpeel_update_phi_nodes_for_guard1,
6539 slpeel_update_phi_nodes_for_guard2,
6540 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6541 vect_loop_versioning): Set locations.
6542 * tree-parloops.c (create_phi_for_local_result,
6543 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6544 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6545 * tree-vect-loop.c (get_initial_def_for_induction,
6546 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6548 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6549 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6550 (gimple_phi_arg_set_location): New. Set locus.
6551 (gimple_phi_arg_has_location): New. Check for locus.
6552 (redirect_edge_var_map_location): New. Return locus from var_map.
6553 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6554 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6555 combining PHI arguments.
6556 (cond_store_replacement): Set location.
6557 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6558 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6559 scop_add_exit_phis_edge): Add locations.
6560 * tree-cfgcleanup.c (remove_forwarder_block,
6561 remove_forwarder_block_with_phi): Add locations.
6562 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6563 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6565 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6566 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6567 flush_pending_stmts): Add source location.
6568 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6569 stack to preserve locations.
6570 * tree-vect-stmts.c (vectorizable_load): Add location.
6571 * tree-inline.c (copy_phis_for_bb): Copy locus.
6572 (setup_one_parameter): Add call locus to inlined parameter stmts.
6573 (initialize_inlined_parameters): Pass in call location as parameter
6575 (tree_function_versioning): Pass location to setup_one_parameter.
6576 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6577 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6578 copy and edge lists.
6579 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6580 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6581 locus parameter and override the stmt default if provided.
6582 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6583 elim_graph_add_edge, elim_graph_remove_succ_edge,
6584 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6585 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6586 eliminate_phi): Add locus info in elimination graph for each edge and
6588 (insert_backedge_copies): Copy locus if present.
6589 * tree-flow.h (struct _edge_var_map): Add locus field.
6590 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6591 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6592 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6594 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6596 2009-07-30 Martin Jambor <mjambor@suse.cz>
6598 PR tree-optimization/40570
6599 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6602 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6604 * ssa-loop-manip.c: Include langhooks.h.
6605 (rewrite_phi_with_iv): New.
6606 (rewrite_all_phi_nodes_with_iv): New.
6607 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6608 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6609 * tree-parloops.c (loop_parallel_p): Move out all conditions
6610 except dependency check.
6611 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6612 (gen_parallel_loop): Call canonicalize_loop_ivs without
6613 reduction_list argument.
6614 (build_new_reduction): New.
6615 (gather_scalar_reductions): New.
6616 (try_get_loop_niter): New.
6617 (try_create_reduction_list): New.
6618 (parallleize_loops): Change the parallel conditions check.
6619 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6620 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6622 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6624 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6626 * doc/options.texi (Option properties): Mention new quoting syntax.
6628 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6630 * config/alpha/alpha.c (alpha_start_function):
6631 Handle VMS_DEBUG_MAIN_POINTER
6632 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6633 * doc/invoke.texi: Document -mdebug-main switch.
6635 2009-07-29 Richard Henderson <rth@redhat.com>
6637 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6638 (cgraph_create_edge_including_clones): Likewise.
6639 * tree-inline.c (copy_bb): Operate on the correct edges
6640 when updating the callgraph.
6642 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6644 * config/alpha/vms-cc.c: Deleted.
6645 * config/alpha/vms-ld.c: Deleted.
6646 * config/alpha/t-vms64: Moved to config/vms
6647 * config/alpha/vms-crt0-64.c: Moved to config/vms
6648 * config/alpha/vms-crt0.c: Moved to config/vms
6649 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6650 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6651 * config/alpha/xm-vms.h: Moved to config/vms
6652 * config/alpha/x-vms: Moved to config/vms
6653 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6655 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6656 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6658 * config/vms/t-vms64: Moved here from config/alpha
6659 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6660 (argc,argv,envp): Enforce 32bit malloc'ing.
6661 * config/vms/vms-psxcrt0-64.c: Likewise.
6662 * config/vms/vms-crt0.c: Moved here from config/alpha.
6663 * config/vms/vms-psxcrt0.c: Likewise.
6664 * config/vms/vms-crtl-64.h: New file.
6665 * config/vms/vms-crtl.h: New file.
6666 * config/vms/vms.opt: New file.
6667 * config/vms/xm-vms64.h: New file.
6668 * config/vms/xm-vms.h: Moved here from config/alpha.
6669 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6671 * config/vms/x-vms: Moved here from config/alpha.
6672 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6673 (vms-ld.o, vms-cc.o): Removed.
6674 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6676 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6678 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6679 correct stack (obvious VMS fix).
6681 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6683 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6684 date, version info if VMS_DEBUGGING_INFO defined.
6685 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6686 size, date calculating code moved here.
6688 2009-07-29 Paul Brook <paul@codesourcery.com>
6690 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6693 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6696 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6697 to DImode when generating insq_le insn.
6699 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6701 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6702 New macro set for VMS_DEBUGGGING_INFO.
6703 (AT_string_form): Use it.
6705 2009-07-28 DJ Delorie <dj@redhat.com>
6707 * config/mep/mep.c (vtext_section): New.
6708 (vftext_section): New.
6709 (ftext_section): New.
6710 (mep_select_section): Add support for functions.
6711 (mep_unique_section): Likewise.
6712 (mep_asm_init_sections): Likewise.
6713 (mep_encode_section_info): Remove it from here.
6715 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6717 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6719 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6720 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6722 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6724 * dwarf2out.c (output_file_names): Test new macro
6725 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6726 (add_comp_dir_attribute): Likewise.
6728 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6730 * config/i386/mingw-w64.h (LINK_SPEC): Add
6731 separating space between commands.
6733 2009-07-28 Jan Hubicka <jh@suse.cz>
6735 PR tree-optimization/40759
6736 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6739 2009-07-27 DJ Delorie <dj@redhat.com>
6741 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6742 types are dword-aligned.
6743 (mep_expand_va_start): Likewise.
6745 2009-07-27 Olivier Hainque <hainque@adacore.com>
6746 Douglas B Rupp <rupp@gnat.com>
6748 * convert.c (convert_to_pointer): Don't assume the target
6749 pointer type is POINTER_SIZE long. Fetch its precision instead.
6751 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6753 * system.h (fopen): Undefine if macro.
6755 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6757 * dwarf2out.c (output_cfi_p): Removed.
6758 (output_cfis): New function.
6759 (output_fde): New function, split from output_call_frame_info.
6760 (output_call_frame_info): Use it.
6761 (dwarf2out_switch_text_section): Use output_cfis.
6763 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6765 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6766 TARGET_BI_ARCH is specified without enabling SJLJ.
6767 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6768 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6770 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6772 * arm.md (negdi2): Use DImode if forcing a value into a register.
6774 2009-07-26 Ira Rosen <irar@il.ibm.com>
6776 PR tree-optimization/40801
6777 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6778 of vector operand from the previous copy of vector statement.
6779 Pass the correct definition type value to
6780 vect_get_vec_def_for_stmt_copy().
6782 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6784 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6785 const char ** conversion.
6787 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6789 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6790 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6791 (gcc_unreachable): Invoke __builtin_unreachable() if
6792 !ENABLE_ASSERT_CHECKING.
6794 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6796 PR rtl-optimization/40445
6797 * emit-rtl.c (next_nonnote_insn_bb): New function.
6798 * rtl.h (next_nonnote_insn_bb): Declare new function.
6799 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6800 with no successors that is the successor of the ENTRY_BLOCK.
6801 Continue from the top after removing an empty fallthrough block.
6802 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6803 of next_nonnote_insn.
6805 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6807 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6809 2009-07-25 Martin Jambor <mjambor@suse.cz>
6811 * c-common.c (c_common_attribute_table): New element for noclone.
6812 (handle_noclone_attribute): New function. Forward-declare.
6813 * tree-inline.c (tree_versionable_function_p): Check for noclone
6815 * doc/extend.texi (Labels as Values): Document need for noclone.
6816 (Function Attributes): Document noclone attribute.
6818 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6820 PR rtl-optimization/34999
6821 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6822 and dw_fde_switched_cold_to_hot fields.
6823 (output_cfi_p): New function.
6824 (output_call_frame_info): If fde->dw_fde_switched_sections,
6825 output 2 FDEs instead of one with corrupted header.
6826 (dwarf2out_do_cfi_startproc): New function.
6827 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6828 and fde->dw_fde_switched_cold_to_hot.
6829 (dwarf2out_switch_text_section): Compute
6830 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6831 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6832 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6833 Otherwise, compute fde->dw_fde_switch_cfi.
6835 2009-07-24 Cary Coutant <ccoutant@google.com>
6837 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6839 2009-07-24 Cary Coutant <ccoutant@google.com>
6841 * cfghooks.c (split_block): Copy discriminator to new block.
6842 * tree-cfg.c (assign_discriminator): Check location of last
6843 instruction in block as well as first.
6845 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6847 * config/i386/linux.c: Use fputs or putc instead of fprintf
6849 * config/i386/gas.h: Ditto.
6850 * config/i386/x86-64.h: Ditto.
6851 * config/i386/att.h: Ditto.
6853 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6855 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6858 2009-07-24 Martin Jambor <mjambor@suse.cz>
6860 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6861 (ipa_push_func_to_list_1): Declare.
6862 (ipa_push_func_to_list): New function.
6864 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6865 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6866 (ipa_push_func_to_list): Removed.
6867 (ipa_pop_func_from_list): Clear node_enqueued flag.
6869 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6871 * config/s390/s390.c (override_options): Default
6872 max-unrolled-insns to 100 for z10 tuning.
6874 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6876 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6877 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6878 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6879 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6880 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6881 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6882 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6884 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6886 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6887 use default set in mingw32.h header.
6888 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6889 64-bit /mingw/include path.
6890 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6893 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6895 PR rtl-optimization/40209
6896 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6898 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6900 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6901 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6902 with the rest of string where appropriate. Use fputs or putc
6903 instead of fprintf where appropriate.
6905 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6906 Pat Haugen <pthaugen@us.ibm.com>
6907 Revital Eres <ERES@il.ibm.com>
6909 * config/rs6000/vector.md: New file. Move most of the vector
6910 expander support here from altivec.md to allow for the VSX vector
6911 unit in the future. Add support for secondary_reload patterns.
6912 Rewrite the patterns for vector comparison, and vector comparison
6913 predicate instructions so that the RTL expresses the desired
6914 behavior, instead of using unspec.
6916 * config/rs6000/constraints.md ("f" constraint): Use
6917 rs6000_constraints to hold the precalculated register class.
6918 ("d" constraint): Ditto.
6919 ("wd" constraint): New constraint for VSX.
6920 ("wf" constraint): Ditto.
6921 ("ws" constraint): Ditto.
6922 ("wa" constraint): Ditto.
6923 ("wZ" constraint): Ditto.
6924 ("j" constraint): Ditto.
6926 * config/rs6000/predicates.md (vsx_register_operand): New
6928 (vfloat_operand): New predicate for vector.md.
6929 (vint_operand): Ditto.
6930 (vlogical_operand): Ditto.
6931 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6932 (easy_vector_constant): Add VSX support.
6933 (altivec_indexed_or_indirect_operand): New predicate for
6934 recognizing Altivec style memory references with AND -16.
6936 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6937 for vector secondary reload support.
6938 (rs6000_vector_reg_class): Delete, replacing it with
6940 (rs6000_vsx_reg_class): Ditto.
6941 (rs6000_constraints): New array to hold the register classes of
6942 each of the register constraints that can vary at runtime.
6943 (builtin_mode_to_type): New static array for builtin function type
6945 (builtin_hash_table): New static hash table for builtin function
6947 (TARGET_SECONDARY_RELOAD): Define target hook.
6948 (TARGET_IRA_COVER_CLASSES): Ditto.
6949 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6950 registers are 128 bits if VSX memory reference instructions are used.
6951 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6953 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6954 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6955 Print several of the scheduling related parameters.
6956 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6957 rs6000_constraints instead of rs6000_vector_reg_class. Move
6958 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6959 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6960 Altivec. Add VSX support. Setup for secondary reload support on
6961 Altivec/VSX registers.
6962 (rs6000_override_options): Make power7 set the scheduling groups
6963 like the power5. Add support for new debug switches to override
6964 the scheduling defaults. Temporarily disable -mcpu=power7 from
6965 setting -mvsx. Add support for debug switches -malways-hint,
6966 -msched-groups, and -malign-branch-targets.
6967 (rs6000_buitlin_conversion): Add support for returning unsigned
6968 vector conversion functions to fix regressions due to stricter
6970 (rs6000_builtin_mul_widen_even): Ditto.
6971 (rs6000_builtin_mul_widen_odd): Ditto.
6972 (rs6000_builtin_vec_perm): Ditto.
6973 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6974 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6976 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6978 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6979 VSX types for bit operations. Changes to accomidate vector.md.
6980 (bdesc_2arg): Ditto.
6981 (bdesc_1arg): Ditto.
6982 (struct builtin_description_predicates): Rewrite predicate
6983 handling so that RTL describes the operation, instead of passing
6984 the instruction to be used as a string argument.
6985 (bdesc_altivec_preds): Ditto.
6986 (altivec_expand_predicate_builtin): Ditto.
6987 (altivec_expand_builtin): Ditto.
6988 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6989 statement for vsldoi support.
6990 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6991 (altivec_expand_st_builtin): Ditto.
6992 (paired_expand_builtin): Whitespace changes.
6993 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6994 builtin_mode_to_type table for secondary reload. Call
6995 builtin_function_type to build random builtin functions.
6996 (altivec_init_builtins): Change to use builtin_function_type to
6997 create builtin function types dynamically as we need them.
6998 (builtin_hash_function): New support for hashing the tree types
6999 for builtin function as we need it, rather than trying to build
7000 all of the trees that we need. Add initial preliminary VSX support.
7001 (builtin_function_type): Ditto.
7002 (builtin_function_eq): Ditto.
7003 (builtin_hash_struct): Ditto.
7004 (rs6000_init_builtins): Ditto.
7005 (rs6000_common_init_builtins): Ditto.
7006 (altivec_init_builtins): Ditto.
7007 (rs6000_common_init_builtins): Ditto.
7008 (enum reload_reg_type): New enum for simplifing reg classes.
7009 (rs6000_reload_register_type): Simplify register classes into GPR,
7010 Vector, and other registers. Altivec and VSX addresses in reload.
7011 (rs6000_secondary_reload_inner): Ditto.
7012 (rs6000_ira_cover_classes): New target hook, that returns the
7013 appropriate cover classes, based on -mvsx being used or not.
7014 (rs6000_secondary_reload_class): Add VSX support.
7015 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
7016 (get_vsel_insn): Ditto.
7017 (rs6000_emit_vector_compare): Rewrite vector conditional support
7018 so that where we can, we use RTL operators, instead of blindly use
7020 (rs6000_emit_vector_select): Ditto.
7021 (rs6000_emit_vector_cond_expr): Ditto.
7022 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
7023 (create_TOC_reference): Add -mdebug=addr support.
7024 (emit_frame_save): VSX loads/stores need register indexed addressing.
7026 * config/rs6000/rs6000.md: Include vector.md.
7028 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
7030 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7031 support for V2DI, V2DF in logical, permute, select operations.
7033 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
7034 switch for vsx/power7.
7035 (-mvsx-scalar-memory): Ditto.
7036 (-mvsx-align-128): Ditto.
7037 (-mallow-movmisalign): Ditto.
7038 (-mallow-df-permute): Ditto.
7039 (-msched-groups): Ditto.
7040 (-malways-hint): Ditto.
7041 (-malign-branch-targets): Ditto.
7043 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
7045 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
7046 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
7047 (rs6000_vector_reg_class): Delete.
7048 (rs6000_vsx_reg_class): Ditto.
7049 (enum rs6000_reg_class_enum): New enum for the constraints that
7050 vary based on target switches.
7051 (rs6000_constraints): New array to hold the register class for all
7052 of the register constraints that vary based on the switches used.
7053 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
7054 (enum rs6000_builtins): Add unsigned varients for the builtin
7055 declarations returned by target hooks for expanding multiplies,
7056 select, and permute operations. Add VSX builtins.
7057 (enum rs6000_builtin_type_index): Add entries for VSX.
7058 (V2DI_type_node): Ditto.
7059 (V2DF_type_node): Ditto.
7060 (unsigned_V2DI_type_node): Ditto.
7061 (bool_long_type_node): Ditto.
7062 (intDI_type_internal_node): Ditto.
7063 (uintDI_type_internal_node): Ditto.
7064 (double_type_internal_node): Ditto.
7066 * config/rs6000/altivec.md (whole file): Move all expanders to
7067 vector.md from altivec.md. Rename insn matching functions to be
7069 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7070 (altivec_vcmp*): Ditto.
7071 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7072 (VM): New iterator for moves that includes the VSX types.
7073 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7074 (altivec_vperm_<mode>_uns): New, for unsigned types.
7075 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7076 (altivec_eq<mode>): Ditto.
7077 (altivec_gt<mode>): Ditto.
7078 (altivec_gtu<mode>): Ditto.
7079 (altivec_eqv4sf): Ditto.
7080 (altivec_gev4sf): Ditto.
7081 (altivec_gtv4sf): Ditto.
7082 (altivec_vcmpbfp_p): Ditto.
7084 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7086 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7089 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7092 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7093 ASM_SHORT instead of .word.
7094 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7095 instead of .word in asm template.
7097 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7100 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7101 (process_bb_node_lives): Use it.
7103 * ira.c (setup_cover_and_important_classes): Don't setup
7104 ira_important_class_nums. Add cover classes to the end of
7106 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7108 (find_reg_class_closure): Use reorder_important_classes.
7110 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7112 * config/i386/i386.c (i386_ira_cover_classes): New function.
7113 (TARGET_IRA_COVER_CLASSES): Redefine.
7115 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7116 importance of order of cover classes in the array.
7118 2009-07-22 Diego Novillo <dnovillo@google.com>
7120 * tree-pass.h (TDF_EH): Define.
7121 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7122 contains TDF_EH, print the EH region number holding GS.
7123 * tree-dump.c (dump_options): Add "eh".
7124 * doc/invoke.texi: Document it.
7126 2009-07-22 Doug Kwan <dougkwan@google.com>
7128 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7130 2009-07-22 Michael Matz <matz@suse.de>
7132 PR tree-optimization/35229
7133 PR tree-optimization/39300
7135 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7136 (inhibit_phi_insertion): New function.
7137 (insert_into_preds_of_block): Call it for REFERENCEs.
7138 (init_pre): Initialize and finalize scalar evolutions.
7139 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7141 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7143 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7144 Use CONST_VECTOR_NUNITS to determine number of elements.
7146 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7148 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7149 (U, W): Constraints are now deprecated and will be removed if we
7151 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7153 ("prefetch"): Add the stcmh instruction for prefetching.
7154 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7156 (s390_short_displacement): Return always true if compiling for
7157 machines not providing the long displacement facility.
7158 (s390_mem_constraint): Support the new constraint letter Z.
7159 (s390_check_qrst_address): New function.
7161 2009-07-21 DJ Delorie <dj@redhat.com>
7163 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7166 2009-07-21 Jason Merrill <jason@redhat.com>
7168 * c-common.c (max_tinst_depth): Increase default to 1024.
7170 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7172 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7173 (vec_unpacku_float_lo_v4si): Ditto.
7175 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7178 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7179 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7180 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7181 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7183 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7185 PR tree-optimization/40813
7186 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7189 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7191 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7192 with a NOP_EXPR if needed.
7194 2009-07-21 Paul Brook <paul@codesourcery.com>
7196 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7197 Terminate debug dump with newline.
7199 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7201 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7202 Cast "1" to unsigned HOST_WIDE_INT.
7203 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7204 deposit length to the maximum length - lsb. Extend length if
7205 HOST_BITS_PER_WIDE_INT is 32.
7207 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7209 * cgraph.h (constant_pool_htab): New function.
7210 (constant_descriptor_tree): Move from varasm.c.
7211 * varasm.c (constant_pool_htab): New function.
7212 (constant_descriptor_tree): Move to cgraph.h.
7214 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7216 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7218 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7220 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7223 2009-07-20 Xinliang David Li <davidxl@google.com>
7225 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7227 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7229 * config/mips/mips.md (move_type): Add arith.
7230 (type): Handle arith.
7231 (zero_extendsidi2): Rename this into ...
7232 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7233 (zero_extendsidi2): New expander.
7234 (*zero_extendsidi2_dext): New pattern.
7236 2009-07-20 Nick Clifton <nickc@redhat.com>
7238 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7239 to set MIPS_ABI_DEFAULT.
7240 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7242 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7244 * tree-object-size.c (addr_object_size): Handle unions with
7245 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7247 PR tree-optimization/40792
7248 * tree.c (build_function_type_skip_args): Remove bogus assert.
7250 2009-07-20 Jan Hubicka <jh@suse.cz>
7251 Martin Jambor <mjambor@suse.cz>
7253 * cgraph.h (combined_args_to_skip): New field.
7254 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7255 combined_args_to_skip and args_to_skip.
7256 * tree-inline.c (update_clone_info): New function.
7257 (tree_function_versioning): Call update_clone_info.
7258 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7260 (cgraph_materialize_all_clones): More extensive dumping, working
7261 with combined_args_to_skip rather than args_to_skip.
7263 2009-07-20 Ira Rosen <irar@il.ibm.com>
7265 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7266 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7267 (get_initial_def_for_reduction): Likewise.
7268 (vectorizable_reduction): Skip the check of first operand in case
7269 of COND_EXPR. Add check that it is outer loop vectorization if
7270 nested cycle was detected. Call vectorizable_condition() for
7271 COND_EXPR. If reduction epilogue cannot be created do not fail for
7272 nested cycles (if it is not double reduction). Assert that there
7273 is only one type in the loop in case of COND_EXPR. Call
7274 vectorizable_condition() to vectorize COND_EXPR.
7275 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7276 Add parameters. Allow nested cycles if called from
7277 vectorizable_reduction(). Use reduction vector variable if provided.
7278 (vect_analyze_stmt): Call vectorizable_reduction() before
7279 vectorizable_condition().
7280 (vect_transform_stmt): Update call to vectorizable_condition().
7282 2009-07-20 Christian Bruel <christian.bruel@st.com>
7284 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7285 * doc/invoke.texi (-mfmovd): Likewise.
7286 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7288 2009-07-20 Jan Hubicka <jh@suse.cz>
7290 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7291 when handling SSA name.
7293 2009-07-19 Jan Hubicka <jh@suse.cz>
7295 PR tree-optimization/40676
7296 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7297 virtual PHIs in empty BBs.
7299 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7301 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7302 re-expanded the compound use gen_lowpart instead to convert to the
7305 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7307 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7308 OUTER_CONST arguments.
7309 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7310 the new wider mode will be masked off.
7311 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7313 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7315 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7316 high-order bits are zero.
7318 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7320 * combine.c (simplify_shift_const_1): Split code to determine
7322 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7323 new bits shifted in are identical to the old sign bit.
7325 2009-07-18 Richard Guenther <rguenther@suse.de>
7328 * gimplify.c (gimplify_call_expr): Reject code using results from
7329 functions returning void.
7331 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7333 * doc/md.texi: Document the new PowerPC "es" constraint.
7334 Document that "m" can include automodified addresses on this target,
7335 and explain how %U must be used. Extend the "Q" and "Z" documentation
7336 to suggest "es" as well as "m".
7337 * config/rs6000/constraints.md (es): New memory constraint.
7338 (Q, Z): Update strings to match new documentation.
7340 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7342 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7343 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7344 * config/rs6000/predicates.md (volatile_mem_operand): Use
7345 offsettable_nonstrict_memref_p.
7346 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7347 (*floatunssidf2_internal): Likewise.
7348 (*fix_truncdfsi2_internal): Likewise.
7349 (*fix_trunctfsi2_internal): Likewise.
7351 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7353 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7355 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7357 2009-07-17 Richard Guenther <rguenther@suse.de>
7360 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7361 (pass_warn_unused_result): Likewise.
7362 (TODO_set_props): Remove.
7363 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7365 (pass_diagnose_omp_blocks): Define.
7366 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7367 (c_gimple_diagnostics_recursively): Remove.
7368 (finish_function): Do not call it.
7369 (c_write_global_declarations): Continue after errors.
7370 Finalize the CU here.
7371 * c-gimplify.c (c_genericize): Do not gimplify here.
7372 * c-common.c (c_warn_unused_result): Move ...
7373 * tree-cfg.c (do_warn_unused_result): ... here.
7374 (run_warn_unused_result): New function.
7375 (gate_warn_unused_result): New function.
7376 (pass_warn_unused_result): New pass.
7377 * c-common.h (c_warn_unused_result): Remove.
7378 * flags.h (flag_warn_unused_result): Declare.
7379 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7380 * opts.c (flag_warn_unused_result): Initialize to false.
7381 * toplev.c (compile_file): Add comment.
7382 * omp-low.c (create_omp_child_function): Do not register
7383 the function with the frontend.
7384 (diagnose_omp_structured_block_errors): Prepare to be
7385 called as optimization pass.
7386 (gate_diagnose_omp_blocks): New function.
7387 (pass_diagnose_omp_blocks): New pass.
7388 * cgraph.h (cgraph_optimize): Remove.
7389 (cgraph_analyze_function): Likewise.
7390 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7391 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7392 before their parents here.
7393 (cgraph_finalize_function): Not here.
7394 (cgraph_analyze_function): Gimplify functions here.
7395 (cgraph_finalize_compilation_unit): Continue after errors.
7396 Optimize the callgraph from here.
7397 (cgraph_optimize): Make static.
7398 * langhooks.c (write_global_declarations): Finalize the CU.
7399 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7400 (gimplify_function_tree): Assert we gimplify only once.
7401 Set PROP_gimple_any property.
7402 * tree-nested.c (gimplify_all_functions): New function.
7403 (lower_nested_functions): Gimplify all nested functions.
7404 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7405 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7406 and pass_diagnose_omp_blocks after gimplification. Do not
7407 set TODO_set_props on all_lowering_passes.
7408 (execute_one_pass): Do not handle TODO_set_props.
7409 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7410 (gimplify.o): Add tree-pass.h dependency.
7411 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7412 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7413 (unsave_r): Likewise.
7414 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7417 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7419 * doc/service.texi (Service): Restore previously removed link,
7420 which isn't broken after all.
7422 2009-07-17 Richard Guenther <rguenther@suse.de>
7424 PR tree-optimization/40321
7425 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7426 PHI nodes to the maximal set.
7427 (make_values_for_phi): Add PHI arguments to the maximal set.
7428 (execute_pre): Dump PHI_GEN and the maximal set.
7430 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7433 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7436 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7438 * doc/extend.texi (Nested Functions): Replace broken link with
7440 * doc/service.texi (Service): Remove broken link.
7442 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7445 * builtins.c (expand_builtin_memcmp): Use loc instead of
7446 EXPR_LOCATION (exp).
7447 (expand_builtin_strncmp): Likewise.
7449 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7450 Manuel López-Ibáñez <manu@gcc.gnu.org>
7453 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7454 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7455 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7456 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7457 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7458 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7459 tree-inline.c, c-common.c, c-common.h, gimple.c,
7460 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7461 convert.c: Add location argument to fold_{unary,binary,ternary},
7462 fold_build[123], build_call_expr, build_size_arg,
7463 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7464 fold_build1_initializer, fold_build2_initializer,
7465 fold_build3_initializer, fold_build_call_array,
7466 fold_build_call_array_initializer, fold_single_bit_test,
7467 omit_one_operand, omit_two_operands, invert_truthvalue,
7468 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7469 combine_comparisons, fold_builtin_*, fold_call_expr,
7470 build_range_check, maybe_fold_offset_to_address, round_up,
7473 2009-07-16 Jason Merrill <jason@redhat.com>
7476 * c-common.c (c_common_reswords): Add __is_standard_layout
7478 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7479 * doc/implement-cxx.texi: New.
7480 * doc/gcc.texi: Include it.
7482 2009-07-16 DJ Delorie <dj@redhat.com>
7484 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7485 compares that may be indirectly affected by previous instructions.
7487 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7489 * builtins.c (do_mpc_arg2): New.
7490 (fold_builtin_2): Fold builtin cpow.
7491 * real.h (HAVE_mpc_pow): New.
7493 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7495 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7496 comparison to skip unprofitable schedule
7498 2009-07-16 Simon Baldwin <simonb@google.com>
7500 * gcc.c (option_map): New flag -no-canonical-prefixes.
7501 * (display_help): Print help text for new flag.
7502 * (process_command): Move options translation and language specifics
7503 and handle new flag early. Use it to set a function pointer to a
7504 prefix builder. Replace make_relative_prefix calls with calls to
7505 the function pointed to. Ignore new flag in regular options handling.
7506 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7508 2009-07-15 DJ Delorie <dj@redhat.com>
7510 * config/mep/mep.md (sibcall_internal): Change register to avoid
7512 (sibcall_value_internal): Likewise.
7514 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7516 PR rtl-optimization/40710
7517 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7519 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7521 * config/mips/mips.md (*extenddi_truncate<mode>,
7522 *extendsi_truncate<mode>): Change type attribute to move_type
7523 with shift_shift. Split out code handling exts from here ...
7524 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7526 (*extendhi_truncateqi): Change type attribute to move_type with
7527 shift_shift. Split out code handling exts from here ...
7528 (*extendhi_truncateqi_exts): ... to this new pattern.
7530 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7532 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7533 instead of "and" with inverted sign bit mask value. Use
7534 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7535 Allocate registers only for operand 4 and operand 5.
7537 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7540 * fold-const.c (fold_cond_expr_with_comparison): When folding
7541 < and <= to MIN, make sure the MIN uses the same type as the
7542 comparison's operands.
7544 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7546 * arm.md (ior_xor): New code iterator.
7547 (split for ior/xor with shift and zero-extend): New split pattern.
7548 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7550 2009-07-15 Richard Guenther <rguenther@suse.de>
7552 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7555 2009-07-15 Richard Guenther <rguenther@suse.de>
7558 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7560 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7562 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7563 handle 2.6.30 kernel.
7565 2009-07-15 DJ Delorie <dj@redhat.com>
7567 * config/mep/mep.md (sibcall_internal): Change register to allow
7568 for 24-bit addresses.
7569 (sibcall_value_internal): Likewise.
7571 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7573 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7574 that are enabled/disabled by the flags introduced by a previous patch.
7576 2009-07-14 DJ Delorie <dj@redhat.com>
7578 * config/mep/mep.md (sibcall_internal): Include non-toggling
7580 (sibcall_value_internal): Likewise.
7582 2009-07-14 Taras Glek <tglek@mozilla.com>
7583 Rafael Espindola <espindola@google.com>
7585 * doc/sourcebuild.texi: Document install-plugin target.
7586 * configure.ac: Added install-plugin target to language makefiles.
7587 * configure: Regenerate.
7588 * Makefile.in: (install-plugin): Install more headers,
7589 depend on lang.install-plugin.
7591 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7593 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7596 2009-07-14 DJ Delorie <dj@redhat.com>
7598 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7599 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7600 * config/mep/mep.md (sibcall_internal): Change test from
7601 mep_vliw_mode_match to mep_vliw_jmp_match.
7602 (sibcall_value_internal): Likewise.
7604 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7606 * config/i386/sse.md (copysign<mode>3): New expander.
7607 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7608 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7609 Use ix86_build_const_vector.
7610 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7611 IX86_BUILTIN_CPYSGNPD.
7612 (builtin_description): Add __builtin_ia32_copysignps and
7613 __builtin_ia32_copysignpd.
7614 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7615 and BUILT_IN_COPYSIGNF.
7617 2009-07-13 Jason Merrill <jason@redhat.com>
7619 * builtins.c (can_trust_pointer_alignment): New fn.
7620 (get_pointer_alignment): Factor it out from here.
7621 * tree.h: Declare it.
7623 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7625 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7628 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7632 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7634 2009-07-14 Richard Guenther <rguenther@suse.de>
7635 Andrey Belevantsev <abel@ispras.ru>
7638 * cfgexpand.c (partition_stack_vars): Do not bother to update
7639 alias information when not optimizing.
7641 2009-07-14 Richard Guenther <rguenther@suse.de>
7642 Andrey Belevantsev <abel@ispras.ru>
7644 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7645 (pt_solution_set): Likewise.
7646 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7647 * tree-ssa-structalias.c (pt_solution_set): New function.
7648 * final.c (rest_of_clean_state): Free SSA data structures.
7649 * print-rtl.c (print_decl_name): Remove.
7650 (print_mem_expr): Implement in terms of print_generic_expr.
7651 * alias.c (ao_ref_from_mem): New function.
7652 (rtx_refs_may_alias_p): Likewise.
7653 (true_dependence): Query alias-export info.
7654 (canon_true_dependence): Likewise.
7655 (write_dependence_p): Likewise.
7656 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7658 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7659 (mem_expr_equal_p): Use operand_equal_p.
7660 (set_mem_attributes_minus_bitpos): Do not use
7661 component_ref_for_mem_expr.
7662 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7663 (update_alias_info_with_stack_vars): Likewise.
7664 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7665 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7666 explicitly nor clear stmt operands.
7667 Free the decl-to-pointer map.
7668 * tree-optimize.c (execute_free_datastructures): Do not free
7669 SSA data structures here.
7670 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7671 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7672 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7674 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7676 2009-07-13 DJ Delorie <dj@redhat.com>
7678 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7679 unrolling at the right iteration count.
7681 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7684 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7686 * haifa-sched.c (rank_for_schedule): Introduced flags to
7687 enable/disable individual scheduling heuristics.
7688 * common.opt: Introduced flags to enable/disable individual
7689 heuristics in the scheduler.
7690 * doc/invoke.texi: Introduced flags to enable/disable individual
7691 heuristics in the scheduler.
7693 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7695 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7696 config/i386/mingw-tls.c.
7697 * config/i386/mingw-tls.c: Removed.
7699 2009-07-13 Ira Rosen <irar@il.ibm.com>
7701 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7702 checks access only relevant statements.
7703 (vectorizable_reduction): Likewise.
7705 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7707 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7708 just for 32-bit case.
7710 2009-07-12 Jan Hubicka <jh@suse.cz>
7712 PR tree-optimization/40585
7713 * except.c (expand_resx_expr): When there already is resume
7714 instruction, produce linked list.
7715 (build_post_landing_pads): Assert that resume is empty.
7716 (connect_post_landing_pads): Handle resume lists.
7717 (dump_eh_tree): Dump resume list.
7719 2009-07-12 Ira Rosen <irar@il.ibm.com>
7721 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7722 with additional argument.
7723 * tree-vectorizer.h (enum vect_def_type): Add
7724 vect_double_reduction_def.
7725 (vect_is_simple_reduction): Add argument.
7726 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7728 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7729 vect_is_simple_reduction with additional argument.
7730 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7732 (reduction_code_for_scalar_code): Handle additional codes by
7733 returning ERROR_MARK for them. Fix comment and indentation.
7734 (vect_is_simple_reduction): Fix comment, add argument to specify
7735 double reduction. Detect double reduction.
7736 (get_initial_def_for_induction): Fix indentation.
7737 (get_initial_def_for_reduction): Fix comment and indentation.
7738 Handle double reduction. Create initial definitions that do not
7739 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7740 (vect_create_epilog_for_reduction): Fix comment, add argument to
7741 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7742 epilogue result extraction. Create double reduction phi node and
7743 replace relevant uses.
7744 (vectorizable_reduction): Call vect_is_simple_reduction with
7745 additional argument. Fix indentation. Update epilogue code treatment
7746 according to the changes in reduction_code_for_scalar_code. Check
7747 for double reduction. Call vect_create_epilog_for_reduction with
7748 additional argument.
7749 * tree-vect-stmts.c (process_use): Handle double reduction, update
7751 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7752 (vect_get_vec_def_for_operand): Likewise.
7754 2009-07-12 Danny Smith <dansmister@gmail.com>
7756 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7757 dllexport if !TREE_PUBLIC.
7758 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7760 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7762 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7763 (avr_extra_arch_macro) Remove declatation.
7764 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7765 (avr_extra_arch_macro) Declare as static.
7766 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7768 2009-07-11 Jan Hubicka <jh@suse.cz>
7771 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7773 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7776 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7777 cold_in_std_section bits.
7778 (dwarf2out_begin_prologue): Initialize them.
7779 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7780 if already covered by text_section or cold_text_section range.
7782 PR rtl-optimization/40667
7783 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7784 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7785 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7786 * config/i386/i386.c (ix86_minimum_alignment): New function.
7787 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7788 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7789 * emit-rtl.c (gen_reg_rtx): Likewise.
7790 * function.c (assign_parms): Likewise. If nominal_type needs
7791 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7792 rather than passed_type's alignment.
7795 * function.c (assign_parm_setup_stack): Adjust
7796 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7797 from nominal_mode on big endian.
7799 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7801 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7803 2009-07-10 DJ Delorie <dj@redhat.com>
7805 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7807 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7809 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7811 (thumb2_cbnz): Likewise.
7813 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7816 * config.gcc (supported_defaults): Add synci.
7817 (with_synci): Add validation.
7818 (all_defaults): Add synci.
7819 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7822 * config/mips/mips.opt (msynci): New option.
7823 * config/mips/mips.c (mips_override_options): Warn on use of
7824 -msynci for targets that do now support it.
7825 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7827 * gcc/doc/invoke.texi (-msynci): Document the new option.
7828 * doc/install.texi (--with-synci): Document the new option.
7830 2009-07-10 Richard Guenther <rguenther@suse.de>
7832 PR tree-optimization/40496
7833 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7834 the PHI result with a compatible type.
7836 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7840 * c.opt (Wunused-result): New.
7841 * doc/invoke.texi: Document it.
7842 * c-common.c (c_warn_unused_result): Use it.
7844 2009-07-09 DJ Delorie <dj@redhat.com>
7846 * targhooks.c (default_target_can_inline_p): Rename from
7847 default_target_option_can_inline_p.
7848 * targhooks.h (default_target_can_inline_p): Likewise.
7849 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7850 TARGET_OPTION_CAN_INLINE_P.
7851 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7852 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7853 (mep_target_can_inline_p): Rename from
7854 mep_target_option_can_inline_p.
7857 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7858 registers used to pass vectors.
7860 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7862 2009-07-09 Tom Tromey <tromey@redhat.com>
7864 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7865 * config/mmix/mmix.c: Include dwarf2.h.
7866 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7867 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7868 * config/sh/sh.c: Include dwarf2.h.
7869 * config/i386/i386.c: Include dwarf2.h.
7870 * Makefile.in (DWARF2_H): Remove 'elf'.
7871 * except.c: Include dwarf2.h.
7872 * unwind-dw2.c: Include dwarf2.h.
7873 * dwarf2out.c: Include dwarf2.h.
7874 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7875 * unwind-dw2-fde.c: Include dwarf2.h.
7876 * dwarf2asm.c: Include dwarf2.h.
7878 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7880 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7881 (max_issue): Use it.
7882 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7884 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7885 (region_sched_info): Update.
7886 * sched-ebb.c (ebb_sched_info): Update.
7887 * modulo-sched.c (sms_sched_info): Update.
7888 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7890 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7892 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7894 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7896 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7898 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7901 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7902 arg1 with arg01 if arg1 is already INTEGER_CST.
7904 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7906 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7907 Transform (and (truncate)) into (truncate (and)).
7909 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7911 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7912 creating LHS paradoxical subregs. Fix surrounding returns to
7913 use NULL_RTX rather than 0.
7915 2009-07-08 DJ Delorie <dj@redhat.com>
7917 * config/mep/mep.c: (mep_option_can_inline_p): New.
7918 (TARGET_OPTION_CAN_INLINE_P): Define.
7920 2009-07-08 Mark Wielaard <mjw@redhat.com>
7923 * dwarf2out.c (add_data_member_location_attribute): When we have
7924 only a constant offset don't emit a new location description using
7925 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7928 2009-07-08 Richard Henderson <rth@redhat.com>
7931 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7932 (enum reg_class): Add CLOBBERED_REGS.
7933 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7934 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7935 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7936 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7937 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7938 force 64-bit sibcalls into R11.
7939 * config/i386/constraints.md (U): New constraint.
7940 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7941 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7942 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7944 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7946 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7948 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7949 * ebitmap.h (dump_ebitmap): Ditto.
7950 * optabs.h (optab_libfunc): Ditto.
7951 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7952 * tree-flow.h (vect_can_force_dr_alignment_p,
7953 get_vectype_for_scalar_type): Ditto.
7954 (vectorize_loops): Move prototype to ...
7955 * tree-vectorizer.h: ... here. Also, adjust comment.
7956 (vect_set_verbosity_level): Remove duplicate prototype.
7957 * tree-ssa-loop.c: Include tree-vectorizer.h.
7958 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7960 2009-07-08 Nick Clifton <nickc@redhat.com>
7962 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7965 2009-07-08 DJ Delorie <dj@redhat.com>
7967 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7968 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7969 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7971 * config/mep/intrinsics.md: Regenerated.
7972 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7973 registers when asm() or calls are detected.
7975 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7978 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7980 * gimple (gimple_build_call_from_tree): Likewise.
7981 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7982 no_warning flag before warning.
7984 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7986 * tree.c (set_expr_locus): Remove.
7987 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7988 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7990 * gimplify.c (internal_get_tmp_var): Likewise.
7991 (gimplify_call_expr): Likewise.
7992 (gimplify_one_sizepos): Likewise.
7994 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7997 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7998 to variables for debugging purposes.
8000 2009-06-23 Mark Loeser <mark@halcy0n.com>
8003 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
8005 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8007 * pretty-print.c (pp_base_format): Remove %J.
8008 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8009 gcc_cxxdiag_char_table): Likewise.
8010 (init_dynamic_diag_info): Likewise.
8012 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8014 * pretty-print.c (pp_base_format): Remove %H.
8015 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
8016 gcc_cxxdiag_char_table): Likewise.
8017 (init_dynamic_diag_info): Likewise.
8018 * config/mep/mep.c (mep_select_section): Likewise.
8020 2009-07-07 Duncan Sands <baldrick@free.fr>
8022 * final.c (pass_clean_state): Give the pass a name.
8023 * passes.c (pass_rest_of_compilation): Likewise.
8024 * tree-optimize.c (pass_all_optimizations): Likewise.
8026 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
8028 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
8029 an extra 'decl' for error_at.
8031 2009-07-07 Jakub Jelinek <jakub@redhat.com>
8034 * tree-tailcall.c (adjust_return_value_with_ops,
8035 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
8036 if it has complex or vector type.
8038 2009-07-07 Olivier Hainque <hainque@adacore.com>
8040 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
8043 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
8045 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
8047 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8049 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
8050 * c-decl.c: Likewise.
8051 * function.c: Likewise.
8052 * varasm.c: Likewise.
8053 * tree-ssa.c: Likewise.
8054 * c-common.c: Likewise.
8055 * tree-cfg.c: Likewise.
8056 * config/spu/spu.c: Likewise.
8057 * config/ia64/ia64.c: Likewise.
8058 * config/v850/v850.c: Likewise.
8060 2009-07-06 DJ Delorie <dj@redhat.com>
8062 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
8063 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
8064 unspecified accesses to control registers.
8065 * config/mep/intrinsics.md: Regenerate.
8066 * config/mep/intrinsics.h: Regenerate.
8067 * config/mep/mep-intrin.h: Regenerate.
8069 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8071 * c-lex.c: Replace %H by an explicit location. Update all calls.
8072 * c-common.c: Likewise.
8073 * c-decl.c: Likewise.
8074 * c-typeck.c: Likewise.
8075 * fold-const.c: Likewise.
8076 * gimplify.c: Likewise.
8078 * tree-cfg.c: Likewise.
8079 * tree-ssa-loop-niter.c: Likewise.
8080 * tree-vrp.c: Likewise.
8081 * value-prof.c: Likewise.
8083 2009-07-06 Diego Novillo <dnovillo@google.com>
8085 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8086 if it has one. Handle cases where VAR does not have an
8087 annotation or cfun is NULL.
8089 2009-07-06 Diego Novillo <dnovillo@google.com>
8091 * tree.c: Include debug.h.
8092 (initialize_tree_contains_struct): New.
8093 (init_ttree): Call it.
8094 (tree_node_structure_for_code): Factor out of ...
8095 (tree_node_structure): ... here.
8096 * treestruct.def (TS_PHI_NODE): Remove.
8097 (TS_GIMPLE_STATEMENT): Remove.
8099 2009-07-06 Diego Novillo <dnovillo@google.com>
8101 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8102 (debug_tree_chain): Handle cycles.
8104 2009-07-06 Nick Clifton <nickc@redhat.com>
8105 DJ Delorie <dj@redhat.com>
8107 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8108 __FMOVD_ENABLED__ is defined.
8110 (TARGET_FMOVD): Provide a default definition.
8111 (MASK_FMOVD): Likewise.
8112 (TARGET_CPU_CPP_BUILTINS): Define
8113 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8114 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8115 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8116 (split for DF load from memory into register): Also handle
8117 MEMs which consist of REG+DISP addressing.
8118 (split for DF store from register to memory): Likewise.
8119 (movsf_ie): Always use single fp_mode.
8120 * config/sh/sh.c (sh_override_options): Do not automatically
8121 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8122 that to the -mfmovd command line switch.
8123 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8124 (fldi_ok): Always allow.
8125 * config/sh/sh.opt (mfmovd): Remove this switch.
8126 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8128 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8129 Kaz Kojima <kkojima@gcc.gnu.org>
8131 PR rtl-optimization/30807
8132 * postreload.c (reload_combine): For every new use of REG_SUM,
8133 record the use of BASE.
8135 2009-07-06 Jan Hubicka <jh@suse.cz>
8137 * params.def: Revert my accidental commit at 2009-06-30.
8139 2009-07-04 Ian Lance Taylor <iant@google.com>
8142 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8144 (mingw_format_attribute_overrides): Likewise.
8146 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8149 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8150 don't check cfa.reg. Instead of cfa.indirect use
8151 fde && fde->drap_reg != INVALID_REGNUM test.
8153 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8155 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8157 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8160 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8162 2009-07-03 Richard Guenther <rguenther@suse.de>
8164 PR tree-optimization/40640
8165 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8168 2009-07-03 Jan Hubicka <jh@suse.cz>
8170 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8171 for size, reduce amount of inlining.
8173 2009-07-03 Richard Guenther <rguenther@suse.de>
8176 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8177 if t +- x is known to not overflow and the conversion widens the
8179 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8181 2009-07-03 Jan Hubicka <jh@suse.cz>
8183 * ipa-pure-const.c (analyze): Update loop optimizer init.
8184 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8185 try_remove_empty_loop, remove_empty_loops): Remove.
8186 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8187 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8188 to mark regular loops as neccesary.
8189 (degenerate_phi_p): New function.
8190 (propagate_necessity, remove_dead_phis): Use it.
8191 (forward_edge_to_pdom): Likewise.
8192 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8193 virtual PHI nodes that became unreachable.
8194 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8195 * tree-flow.h (remove_empty_loops): Remove.
8196 * passes.c (init_optimization_passes): Remove.
8198 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8200 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8201 can_create_pseudo_p.
8202 (*fix_trunc<mode>_i387_1): Ditto.
8203 (*floathi<mode>2_1): Ditto.
8204 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8205 (*fistdi2_1): Ditto.
8206 (*fist<mode>2_1): Ditto.
8207 (frndintxf2_floor): Ditto.
8208 (*fist<mode>2_floor_1): Ditto.
8209 (frndintxf2_ceil): Ditto.
8210 (*fist<mode>2_ceil_1): Ditto.
8211 (frndintxf2_trunc): Ditto.
8212 (frndintxf2_mask_pm): Ditto.
8213 (fxam<mode>2_i387_with_temp): Ditto.
8214 * config/i386/sse.md (mulv16qi3): Ditto.
8215 (*sse2_mulv4si3): Ditto.
8217 (sse4_2_pcmpestr): Ditto.
8218 (sse4_2_pcmpistr): Ditto.
8220 2009-07-03 Jan Hubicka <jh@suse.cz>
8222 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8223 (mark_stmt_necessary): Set it.
8224 (mark_operand_necessary): Set it.
8225 (mark_control_dependent_edges_necessary): Set it.
8226 (mark_virtual_phi_result_for_renaming): New function.
8227 (get_live_post_dom): New function.
8228 (forward_edge_to_pdom): New function.
8229 (remove_dead_stmt): Fix handling of control dependences.
8230 (tree_dce_init): Init new bitmap.
8231 (tree_dce_done): Free it.
8233 2009-07-02 Richard Guenther <rguenther@suse.de>
8236 * tree-ssa-structalias.c (new_var_info): Initialize
8239 2009-07-02 Jan Hubicka <jh@suse.cz>
8241 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8244 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8246 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8247 instead of recomputing it. Adjust calls.
8248 (emit_store_flag): Adjust recursive calls.
8250 2009-07-02 Richard Guenther <rguenther@suse.de>
8252 * tree-ssa-live.c (remove_unused_locals): Do not remove
8254 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8255 of DECL_EXTERNAL for HEAP variables.
8256 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8257 HEAP variables. Do not adjust RESTRICT vars.
8258 (find_what_var_points_to): Nobody cares if something
8261 2009-07-02 Ben Elliston <bje@au.ibm.com>
8263 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8264 pc_low and pc_high declarations to the top of the function.
8266 2009-07-01 DJ Delorie <dj@redhat.com>
8268 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8270 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8271 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8272 unspecified accesses to control registers.
8273 * config/mep/intrinsics.md: Regenerate.
8274 * config/mep/intrinsics.h: Regenerate.
8275 * config/mep/mep-intrin.h: Regenerate.
8277 2009-07-01 Anthony Green <green@moxielogic.com>
8279 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8280 instruction when possible.
8281 (moxie_expand_prologue): Ditto. Also, save an instruction and
8282 some complexity by popping off of $r12 instead of $sp.
8283 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8286 2009-07-01 Richard Henderson <rth@redhat.com>
8289 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8290 contained no insns, reposition note before last insn.
8292 2009-07-01 Richard Henderson <rth@redhat.com>
8295 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8296 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8298 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8301 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8302 darwin9 for printing reg addresses with %y.
8304 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8306 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8307 truncation from operands in binary operations.
8309 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8312 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8313 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8314 subreg of op0 to the original op0.
8316 * expmed.c (store_bit_field_1): Use a temporary as the destination
8317 instead of a paradoxical subreg when we need to truncate the result.
8319 2009-07-01 DJ Delorie <dj@redhat.com>
8321 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8322 names to VLIW variants.
8323 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8324 * config/mep/intrinsics.md: Regenerate.
8325 * config/mep/intrinsics.h: Regenerate.
8326 * config/mep/mep-intrin.h: Regenerate.
8328 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8331 * jump.c (returnjump_p): Revert last patch.
8332 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8334 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8337 * pa.md (casesi32p): Use jump table label to determine the offset
8339 (casesi64p): Likewise.
8341 * pa.c (forward_branch_p): Return bool type. Use instruction
8342 addresses when available. Assert that INSN has a jump label.
8343 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8346 2009-07-01 Richard Guenther <rguenther@suse.de>
8348 PR tree-optimization/19831
8349 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8350 that only act as barriers do not make any previous stores necessary.
8351 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8352 HEAP variables global, do not add a constraint from nonlocal.
8353 (find_func_aliases): Handle escapes through return statements.
8354 (compute_points_to_sets): Make escaped HEAP variables global.
8356 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8359 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8360 after reducing a DImode cstore to SImode.
8362 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8364 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8365 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8367 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8369 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8370 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8372 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8373 and umod_optab if TARGET_BSD_DIVMOD.
8374 * config/vax/lib1funcs.asm: New file.
8375 * config/vax/t-linux: New file.
8376 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8378 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8381 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8382 to type arguments that have void type.
8385 * dwarf2out.c (gen_formal_parameter_die): Call
8386 equate_decl_number_to_die if node is different from origin.
8388 2009-06-30 Anthony Green <green@moxielogic.com>
8390 Clean up moxie port for --enable-build-with-cxx.
8391 * config/moxie/moxie.c (moxie_function_value): First two
8392 parameters are const_tree, not tree.
8393 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8394 (REG_CLASS_NAMES): Ditto.
8395 (REGNO_REG_CLASS): Ditto.
8396 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8397 (moxie_function_value): Fix constyness of arguments.
8399 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8401 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8402 finalize_size_functions before further processing.
8403 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8404 (variable_size): Call self_referential_size on size expressions
8405 that contain a PLACEHOLDER_EXPR.
8406 (size_functions): New static variable.
8407 (copy_self_referential_tree_r): New static function.
8408 (self_referential_size): Likewise.
8409 (finalize_size_functions): New global function.
8410 * tree.c: Include tree-inline.h.
8411 (push_without_duplicates): New static function.
8412 (find_placeholder_in_expr): New global function.
8413 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8415 <tcc_expression>: Likewise.
8416 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8417 the call in the expression.
8418 * tree.h (finalize_size_functions): Declare.
8419 (find_placeholder_in_expr): Likewise.
8420 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8421 (substitute_placeholder_in_expr): Update comment.
8422 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8424 (copy_tree_body_r): Likewise.
8425 (copy_tree_body): New static function.
8426 (maybe_inline_call_in_expr): New global function.
8427 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8428 (maybe_inline_call_in_expr): Declare.
8429 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8430 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8433 2009-06-30 Richard Guenther <rguenther@suse.de>
8435 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8437 (propagate_necessity): Do not mark reaching defs of stores
8440 2009-06-30 Jan Hubicka <jh@suse.cz>
8442 * cfgloopanal.c (check_irred): Move into ...
8443 (mark_irreducible_loops): ... here; return true if ireducible
8445 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8446 (analyze_function): Try to prove loop finiteness.
8447 * cfgloop.h (mark_irreducible_loops): Update prototype.
8448 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8450 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8452 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8454 2009-06-30 Ira Rosen <irar@il.ibm.com>
8456 PR tree-optimization/40542
8457 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8460 2009-06-30 Martin Jambor <mjambor@suse.cz>
8462 PR tree-optimization/40582
8463 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8464 than useless_type_conversion_p.
8465 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8468 2009-06-30 Martin Jambor <mjambor@suse.cz>
8471 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8473 2009-06-30 Richard Guenther <rguenther@suse.de>
8475 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8476 use ao_ref references.
8477 (walk_aliased_vdefs): Likewise.
8478 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8479 * tree-ssa-dce.c (struct ref_data): Remove.
8480 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8481 (mark_aliased_reaching_defs_necessary): Adjust.
8482 (mark_all_reaching_defs_necessary_1): Likewise.
8484 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8487 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8488 (emit_store_flag_1): Extract from emit_store_flag, adjust
8489 calls to (what now is) emit_cstore.
8490 (emit_store_flag): Call emit_store_flag_1 and also use it
8491 for what used to be recursive calls.
8493 2009-06-30 Wei Guozhi <carrot@google.com>
8496 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8497 if the target bb post dominates from bb.
8498 * config/i386/i386.c (memory_address_length): Check existence of base
8499 register before using it.
8501 2009-06-30 Nick Clifton <nickc@redhat.com>
8502 DJ Delorie <dj@redhat.com>
8504 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8505 __FMOVD_ENABLED__ is defined.
8507 (TARGET_FMOVD): Provide a default definition.
8508 (MASK_FMOVD): Likewise.
8509 (TARGET_CPU_CPP_BUILTINS): Define
8510 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8511 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8512 two fmov instructions depending upon whether TARGET_FMOVD is
8514 (split for DF load from memory into register): Also handle
8515 MEMs which consist of REG+DISP addressing.
8516 (split for DF store from register to memory): Likewise.
8517 * config/sh/sh.opt (mfmovd): Remove this switch.
8518 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8519 * config/sh/sh.c (sh_override_options): Do not automatically
8520 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8521 that to the -mfmovd command line switch.
8523 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8525 (fldi_ok): Always allow.
8526 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8528 2009-06-29 DJ Delorie <dj@redhat.com>
8530 * doc/install.texi (mep-x-elf): Correct chip's full name.
8532 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8534 * doc/extend.texi: Fix typo.
8536 2009-06-29 Tom Tromey <tromey@redhat.com>
8539 * Makefile.in (DWARF2_H): New variable.
8541 (dwarf2out.o): Likewise.
8542 (dwarf2asm.o): Likewise.
8543 * config/i386/t-i386: Use DWARF2_H.
8544 * except.c: Include elf/dwarf2.h.
8545 * unwind-dw2.c: Include elf/dwarf2.h.
8546 * dwarf2out.c: Include elf/dwarf2.h.
8547 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8548 <dtprel>: New field.
8549 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8550 (size_of_loc_descr): Likewise.
8551 (output_loc_operands_raw): Likewise.
8552 (output_loc_operands): Handle new dtprel field.
8553 (loc_checksum): Update.
8554 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8555 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8556 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8557 * dwarf2asm.c: Include elf/dwarf2.h.
8558 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8559 * config/mmix/mmix.c: Include elf/dwarf2.h.
8560 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8561 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8562 * config/sh/sh.c: Include elf/dwarf2.h.
8563 * config/i386/i386.c: Include elf/dwarf2.h.
8565 2009-06-29 DJ Delorie <dj@redhat.com>
8567 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8569 * doc/extend.texi: Add MeP attributes and pragmas.
8570 * doc/invoke.text: Add MeP Options.
8571 * doc/contrib.texi: Add MeP contribution.
8572 * doc/md.texi: Add MeP constraints.
8573 * doc/install.texi: Add MeP target.
8575 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8577 * target.h (struct gcc_target): Add frame_pointer_required field.
8578 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8579 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8580 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8582 * reload1.c (update_eliminables): (Ditto.).
8583 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8584 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8585 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8587 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8589 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8590 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8591 (arm_frame_pointer_required): New function.
8593 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8594 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8595 (avr_frame_pointer_required_p): Declare as static.
8596 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8598 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8599 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8600 (bfin_frame_pointer_required): Make as static, change return type
8602 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8604 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8605 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8606 (cris_frame_pointer_required): New function.
8608 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8610 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8611 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8612 (fr30_frame_pointer_required): New function.
8614 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8615 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8616 (frv_frame_pointer_required): Make as static, change return type
8618 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8620 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8621 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8622 (ix86_frame_pointer_required): Make as static, change return type to
8624 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8626 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8627 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8629 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8631 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8633 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8635 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8636 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8637 (mips_frame_pointer_required): Make as static.
8638 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8640 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8641 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8642 (mmix_frame_pointer_required): Mew function.
8644 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8645 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8647 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8649 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8651 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8653 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8654 (CAN_ELIMINATE): Redefine.
8655 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8656 (sparc_frame_pointer_required): New function.
8657 (sparc_can_eliminate): New function.
8658 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8660 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8661 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8663 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8664 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8665 (xtensa_frame_pointer_required): Make as static, change return type
8667 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8670 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8672 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8673 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8674 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8675 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8676 (register_callback): Handle PLUGIN_START_UNIT.
8677 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8679 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8681 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8683 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8684 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8686 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8688 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8691 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8693 * doc/extend.texi (Additional Floating Types): __float128 is also
8694 supported on i386 targets.
8696 2009-06-29 Richard Guenther <rguenther@suse.de>
8699 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8701 (pt_solutions_same_restrict_base): Declare.
8702 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8704 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8705 (make_constraint_from, make_copy_constraint): Move earlier.
8706 (make_constraint_from_heapvar): New function.
8707 (make_constraint_from_restrict): Likewise.
8708 (handle_lhs_call): Use it.
8709 (find_func_aliases): Use it to track conversions to restrict
8711 (struct fieldoff): Add only_restrict_pointers flag.
8712 (push_fields_onto_fieldstack): Initialize it.
8713 (create_variable_info_for): Track global restrict qualified pointers.
8714 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8715 Track restrict qualified pointer arguments.
8716 (set_uids_in_ptset): Use varinfo is_global_var flag.
8717 (find_what_var_points_to): Set the vars_contains_restrict flag.
8718 Always create the points-to solution for sets including restrict tags.
8719 (pt_solutions_same_restrict_base): New function.
8720 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8721 qualified pointers use pt_solutions_same_restrict_base as
8722 additional source for disambiguation.
8724 2009-06-29 Richard Guenther <rguenther@suse.de>
8727 * alias.c (find_base_decl): Remove.
8728 (get_deref_alias_set_1): Remove restrict handling.
8729 * c-common.c (c_apply_type_quals_to_decl): Do not set
8730 DECL_POINTER_ALIAS_SET.
8731 * gimplify.c (find_single_pointer_decl_1): Remove.
8732 (find_single_pointer_decl): Likewise.
8733 (internal_get_tmp_var): Remove restrict handling.
8734 (gimple_regimplify_operands): Likewise.
8735 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8736 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8737 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8738 * tree.c (restrict_base_for_decl): Remove.
8739 (init_ttree): Do not allocate it.
8740 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8741 LABEL_DECL_UID for label decls.
8742 (copy_node_stat): Do not copy restrict information.
8743 (decl_restrict_base_lookup): Remove.
8744 (decl_restrict_base_insert): Likewise.
8745 (print_restrict_base_statistics): Likewise.
8746 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8747 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8748 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8749 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8750 (LABEL_DECL_UID): Adjust.
8751 (DECL_BASED_ON_RESTRICT_P): Remove.
8752 (DECL_GET_RESTRICT_BASE): Likewise.
8753 (SET_DECL_RESTRICT_BASE): Likewise.
8754 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8756 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8757 instead of DECL_POINTER_ALIAS_SET.
8758 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8759 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8760 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8762 2009-06-29 Richard Guenther <rguenther@suse.de>
8764 PR tree-optimization/40579
8765 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8766 the IL to simplify has constants that overflowed.
8768 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8770 PR tree-optimization/40550
8771 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8772 vector_compute_type only when the size of vector_compute_type is
8773 less than the size of type.
8775 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8777 * fold-const.c (contains_label_1): Fix comments.
8778 (contains_label_p): Do not walk trees multiple time.
8780 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8782 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8783 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8784 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8785 ix86_fp_comparison_operator.
8786 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8787 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8788 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8789 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8790 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8791 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8792 (related splits): Change predicate to ix86_fp_comparison_operator.
8793 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8794 instead of ix86_fp_comparison_codes.
8795 (ix86_trivial_fp_comparison_operator,
8796 ix86_fp_comparison_operator): New.
8797 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8798 (ix86_expand_compare): Eliminate last two parameters.
8799 (ix86_fp_jump_nontrivial_p): Kill.
8800 * config/i386/i386.c (put_condition_code): Eliminate call to
8801 ix86_fp_comparison_codes and subsequent assertion.
8802 (ix86_fp_comparison_codes): Eliminate.
8803 (ix86_fp_swap_condition): New.
8804 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8805 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8806 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8807 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8808 and ix86_fp_swap_condition.
8809 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8810 Use ix86_fp_comparison_strategy.
8811 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8812 (ix86_fp_jump_nontrivial_p): Eliminate.
8813 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8814 call to ix86_expand_compare.
8815 (ix86_split_fp_branch, ix86_expand_setcc,
8816 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8817 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8819 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8821 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8822 related to jump_clobbers.
8823 * config/arm/arm.md (conds): Remove jump_clob case.
8824 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8825 splits): Change comparison_operator to arm_comparison_operator.
8826 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8829 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8831 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8832 condition for floating point modes.
8833 * expmed.c (emit_store_flag_1): Move here a bigger part
8835 (emit_store_flag): Try swapping the condition for floating point
8837 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8839 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8841 * expr.c (expand_expr_real_1): Just use do_store_flag.
8842 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8843 emit_store_flag_force.
8844 * expmed.c (emit_store_flag_force): Copy here trick
8845 previously in expand_expr_real_1. Try reversing the comparison.
8846 (emit_store_flag_1): Work if target is NULL.
8847 (emit_store_flag): Work if target is NULL, using the result mode
8848 from the comparison. Use split_comparison, restructure final part
8849 to simplify conditionals.
8851 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8853 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8854 * dojump.c (do_jump): Change handling of floating-point
8855 ops to use just do_compare_and_jump.
8856 (split_comparison): New.
8857 (do_compare_rtx_and_jump): Add here logic coming previously
8858 in do_jump, using split_comparison.
8860 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8863 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8865 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8867 * tree-ssa-alias.c: Fix unintentional commit.
8869 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8871 * passes.c (execute_one_pass): Fix unintentional commit.
8873 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8875 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8876 (df_rd_local_compute, df_md_local_compute): Inline them.
8878 (df_md_scratch): New.
8879 (df_md_alloc, df_md_free): Allocate/free it.
8880 (df_md_local_compute): Only include live registers in init.
8881 (df_md_transfer_function): Prune the in-set computed by
8882 the confluence function, and the gen-set too.
8884 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8886 PR rtl-optimization/26854
8887 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8888 * df-problems.c (df_rd_add_problem): Fix comment.
8889 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8890 df_md_simulate_artificial_defs_at_top,
8891 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8892 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8893 df_md_transfer_function, df_md_init, df_md_confluence_0,
8894 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8895 problem_MD, df_md_add_problem): New.
8896 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8897 df_md_get_bb_info): New.
8898 (DF_LAST_PROBLEM_PLUS1): Adjust.
8900 * Makefile.in (fwprop.o): Include domwalk.h.
8901 * fwprop.c: Include domwalk.h.
8902 (reg_defs, reg_defs_stack): New.
8903 (bitmap_only_bit_between): Remove.
8904 (process_defs): New.
8905 (process_uses): Use reg_defs and local_md instead of
8906 bitmap_only_bit_between and local_rd.
8907 (single_def_use_enter_block): New, from build_single_def_use_links.
8908 (single_def_use_leave_block): New.
8909 (build_single_def_use_links): Remove code moved to
8910 single_def_use_enter_block, invoke domwalk.
8911 (use_killed_between): Adjust comment.
8913 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8915 * bitmap.h (bitmap_ior_and_into): New.
8916 * bitmap.c (bitmap_ior_and_into): New.
8918 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8920 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8921 before_dom_children_before_stmts and after_dom_children_after_stmts.
8922 Rename the two remaining callbacks to just before_dom_children and
8923 after_dom_children. Remove other GIMPLE statement walking bits.
8924 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8925 * graphite.c: Do not include domwalk.h.
8926 * tree-into-ssa.c (interesting_blocks): New global.
8927 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8928 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8929 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8930 now that they're not domwalk callbacks.
8931 (rewrite_initialize_block): Rename to...
8932 (rewrite_enter_block): ... this, place after called functions. Test
8933 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8934 (rewrite_finalize_block): Rename to...
8935 (rewrite_leave_block): ... this, place after called functions.
8936 (rewrite_update_init_block): Rename to...
8937 (rewrite_update_enter_block): ... this, place after called functions.
8938 Test interesting_blocks, call rewrite_update_stmt and
8939 rewrite_update_phi_arguments.
8940 (rewrite_update_fini_block): Rename to...
8941 (rewrite_leave_block): ... this, place after called functions.
8942 (rewrite_blocks): Remove last argument, simplify initialization of
8944 (mark_def_sites_initialize_block): Rename to...
8945 (mark_def_sites_block): ... this, call mark_def_sites.
8946 (mark_def_sites_blocks): Remove argument, simplify initialization of
8948 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8949 (update_ssa): Likewise.
8950 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8952 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8953 (dom_opt_initialize_block): Rename to...
8954 (dom_opt_enter_block): ... this, place after called functions. Walk
8955 statements here, inline propagate_to_outgoing_edges.
8956 (dom_opt_finalize_block): Rename to...
8957 (dom_opt_leave_block): ... this, place after called functions.
8958 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8960 (dse_enter_block, dse_record_phi): New.
8961 (dse_record_phis): Delete.
8962 (dse_finalize_block): Rename to...
8963 (dse_leave_block): ... this.
8964 (tree_ssa_dse): Simplify initialization of walk_data.
8965 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8966 Adjust initialization of walk_data.
8967 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8968 * tree-ssa-loop-phiopt.c (get_non_trapping):
8969 Adjust initialization of walk_data.
8970 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8971 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8972 it's not a domwalk callback.
8973 (uncprop_initialize_block): Rename to...
8974 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8975 (dse_finalize_block): Rename to...
8976 (dse_leave_block): ... this.
8977 (tree_ssa_uncprop): Simplify initialization of walk_data.
8978 * Makefile.in: Adjust dependencies.
8980 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8982 * arm.md (casesi): Fix test for Thumb1.
8983 (thumb1_casesi_internal_pic): Likewise.
8984 (thumb1_casesi_dispatch): Likewise.
8986 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8988 * config/arm/arm-cores.def: Added core cortex-m0.
8989 * config/arm/arm-tune.md: Regenerated.
8990 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8992 2009-06-26 DJ Delorie <dj@redhat.com>
8994 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8996 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8997 the scheduler doesn't tag jump insns.
8999 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
9001 * c-decl.c (merge_decls): Re-indent.
9003 2009-06-26 Janis Johnson <janis187@us.ibm.com>
9006 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
9007 Special-case decimal float constants.
9009 2009-06-26 Richard Henderson <rth@redhat.com>
9011 * function.h (struct function): Add cannot_be_copied_reason,
9012 and cannot_be_copied_set.
9013 * tree-inline.c (has_label_address_in_static_1): Rename from
9014 inline_forbidden_p_2; don't set inline_forbidden_reason here.
9015 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
9016 don't set inline_forbidden_reason.
9017 (copy_forbidden): New function, split out of inline_forbidden_p.
9018 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
9019 (inline_forbidden_p): Use copy_forbidden.
9020 (tree_versionable_function_p): Likewise.
9021 (inlinable_function_p): Merge into tree_inlinable_function_p.
9022 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
9023 * ipa-cp.c (ipcp_versionable_function_p): New function.
9024 (ipcp_cloning_candidate_p): Use it.
9025 (ipcp_node_modifiable_p): Likewise.
9027 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
9029 * builtins.c (expand_builtin_alloca): Handle builtin alloca
9030 that is marked not to be inlined. Remove flag_mudflap use.
9031 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
9032 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
9034 2009-06-26 Steve Ellcey <sje@cup.hp.com>
9037 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
9038 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
9040 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
9042 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
9044 (__mingwthr_remove_key_dtor): Likewise.
9046 2009-06-26 Richard Guenther <rguenther@suse.de>
9048 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
9050 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
9053 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
9054 try the non-cond_exec path also.
9056 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9059 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
9060 (output_cbranch): Use new functions.
9061 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
9064 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9065 Pat Haugen <pthaugen@us.ibm.com>
9066 Revital Eres <ERES@il.ibm.com>
9068 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9069 for %c error. Add %x support to print VSX registers as a unified
9070 register set, instead of separate float and altivec registers.
9071 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9072 %y case, and add support for VSX pre-modify addresses.
9073 (output_toc): Add assert for CONST containing an integer constant
9075 (rs6000_adjust_cost): Add POWER7 support.
9076 (insn_must_be_first_in_group): Ditto.
9077 (insn_must_be_last_in_group): Ditto.
9078 (rs6000_emit_popcount): Ditto.
9079 (rs6000_vector_mode_supported_p): Ditto.
9081 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9082 Change some of the functions called by macros to being called
9083 through a pointer, so debug functions can be inserted if
9084 -mdebug=addr or -mdebug=cost.
9085 (rs6000_preferred_reload_class_ptr): Ditto.
9086 (rs6000_secondary_reload_class_ptr): Ditto.
9087 (rs6000_secondary_memory_needed_ptr): Ditto.
9088 (rs6000_cannot_change_mode_class_ptr): Ditto.
9089 (rs6000_secondary_reload_inner): Ditto.
9090 (rs6000_legitimize_reload_address): Ditto.
9091 (rs6000_legitimize_reload_address_ptr): Ditto.
9092 (rs6000_mode_dependent_address): Ditto.
9093 (rs6000_mode_dependent_address_ptr): Ditto.
9095 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9096 function to return true if the mode allows reg + integer
9098 (virtual_stack_registers_memory_p): New function to return true if
9099 the address refers to a virtual stack register.
9100 (rs6000_legitimate_offset_address_p): Move code to say whether a
9101 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9103 (rs6000_legitimate_address_p): Add checks for modes that only can
9104 do reg+reg addressing. Start adding VSX support.
9105 (rs6000_legitimize_reload_address): Ditto.
9106 (rs6000_legitimize_address): Ditto.
9107 (rs6000_debug_legitimate_address_p): New debug functions for
9108 -mdebug=addr and -mdebug=cost.
9109 (rs6000_debug_rtx_costs): Ditto.
9110 (rs6000_debug_address_costs): Ditto.
9111 (rs6000_debug_adjust_cost): Ditto.
9112 (rs6000_debug_legitimize_address): Ditto.
9113 (rs6000_legitimize_reload_address_ptr): Point to call normal
9114 function or debug function. Make functions called via pointer
9116 (rs6000_mode_dependent_address_ptr): Ditto.
9117 (rs6000_secondary_reload_class_ptr): Ditto.
9118 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9119 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9120 into a friendlier error.
9121 (rs6000_init_builtins): Add initial VSX support.
9122 (rs6000_adjust_cost): Fix some spacing issues.
9124 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9125 (REG_CLASS_NAMES): Ditto.
9126 (REG_CLASS_CONTENTS): Ditto.
9127 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9128 pointer, to add -mdebug=addr support.
9129 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9130 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9131 -mdebug=addr support.
9132 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9133 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9134 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9136 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9138 (bswapsi*): Set attribute types for load/store. Add combiner
9139 patterns to eliminate zero extend on 64-bit.
9140 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9141 stdbrx if the hardware supports those instructions.
9143 2009-06-25 Ian Lance Taylor <iant@google.com>
9145 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9146 (Link Options): Document -static-libstdc++.
9148 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9151 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9152 DATA_ALIGNMENT instead.
9154 2009-06-25 Richard Guenther <rguenther@suse.de>
9156 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9157 indirect references against the callused/escaped solutions.
9158 (call_may_clobber_ref_p_1): Likewise.
9160 2009-06-25 Martin Jambor <mjambor@suse.cz>
9162 PR tree-optimization/40493
9163 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9164 (enum unscalarized_data_handling): New type.
9165 (handle_unscalarized_data_in_subtree): Return what has been done.
9166 (load_assign_lhs_subreplacements): Handle left flushes differently.
9167 (sra_modify_assign): Use unscalarized_data_handling, simplified
9168 condition determining whether to remove the statement.
9170 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9172 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9173 excerpt - @ should be doubled for texinfo.
9175 2009-06-24 Ian Lance Taylor <iant@google.com>
9177 * config/arc/arc.c: Include "df.h".
9178 (arc_attribute_table): Make static. Move higher in file.
9179 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9180 (output_shift): Initialize n later to avoid warning.
9181 * config/arm/arm.c (arm_attribute_table): Make static. Move
9183 * config/avr/avr.c (avr_attribute_table): Make static. Move
9185 (reg_class_tab): Change array type from int to enum reg_class.
9186 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9188 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9189 (lshrhi3_out): Likewise.
9190 (class_likely_spilled_p): Change return type to bool.
9191 (avr_rtx_costs): Use local code variable with enum type.
9192 * config/avr/avr.md (movmemhi): Use add_reg_note.
9193 (andhi3, andsi3): Don't use AS2 with "and".
9194 (iorhi3, iorsi3): Don't use AS2 with "or".
9195 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9196 * config/crx/crx.c: Include "df.h".
9197 (crx_attribute_table): Make static.
9198 * config/m32r/m32r.c: Include "df.h".
9199 (m32r_attribute_table): Make static. Move higher in file.
9200 (pop): Use add_reg_note.
9201 (block_move_call): Change 0 to LCT_NORMAL in function call.
9202 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9203 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9204 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9205 declare, not just when TREE_CODE is defined.
9206 * config/m68hc11/m68hc11.c: Include "expr.h".
9207 (m68hc11_attribute_table): Make static. Move higher in file.
9208 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9210 (m68hc11_register_indirect_p): Likewise.
9211 (m68hc11_function_arg_padding): Change return type to enum
9213 (emit_move_after_reload): Use add_reg_note.
9214 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9215 (m68hc11_split_logical): Likewise.
9216 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9218 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9219 to VOIDmode in function call.
9220 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9222 (m68hc11_split_logical): Update declaration.
9223 (m68hc11_function_arg_padding): Update declaration.
9224 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9225 to array of enum reg_class.
9226 (mcore_attribute_table): Make static. Move higher in file.
9227 (mcore_rtx_costs): Add cast to enum type.
9228 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9229 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9230 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9232 * config/sh/predicates.md (trapping_target_operand): Rename and to
9234 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9236 * config/spu/spu.c (spu_attribute_table): Make static. Move
9238 * config/v850/v850.c (v850_attribute_table): Make static. Move
9240 (v850_rtx_costs): Use local code with enum type.
9241 (expand_epilogue): Add cast.
9242 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9244 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9247 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9248 -m2a-single-only and -m2a-nofpu.
9249 * config/sh/sh.opt: Document m2a generates FPU code.
9251 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9253 * defaults.h (CAN_ELIMINATE): Provide default.
9254 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9255 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9256 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9257 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9258 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9259 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9260 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9261 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9262 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9263 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9265 2009-06-24 DJ Delorie <dj@redhat.com>
9267 * mep-ext-cop.cpu: Fix copyright notice.
9268 * mep-default: Fix copyright notice.
9269 * mep-core: Fix copyright notice.
9270 * mep: Fix copyright notice.
9271 * mep-ivc2: Fix copyright notice.
9272 * mep-c5: Fix copyright notice.
9274 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9276 * doc/contrib.texi (Contributors):
9278 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9281 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9282 src and dst operands if necessary.
9284 2009-06-23 DJ Delorie <dj@redhat.com>
9287 * config.gcc: Add mep support.
9288 * recog.c: Resurrect validate_replace_rtx_subexp().
9289 * recog.h: Likewise.
9290 * config/mep/: Add new port:
9291 * config/mep/constraints.md: New file.
9292 * config/mep/default.h: New file.
9293 * config/mep/intrinsics.h: New file.
9294 * config/mep/intrinsics.md: New file.
9295 * config/mep/ivc2-template.h: New file.
9296 * config/mep/mep-c5.cpu: New file.
9297 * config/mep/mep-core.cpu: New file.
9298 * config/mep/mep-default.cpu: New file.
9299 * config/mep/mep-ext-cop.cpu: New file.
9300 * config/mep/mep-intrin.h: New file.
9301 * config/mep/mep-ivc2.cpu: New file.
9302 * config/mep/mep-lib1.asm: New file.
9303 * config/mep/mep-lib2.c: New file.
9304 * config/mep/mep-pragma.c: New file.
9305 * config/mep/mep-protos.h: New file.
9306 * config/mep/mep-tramp.c: New file.
9307 * config/mep/mep.c: New file.
9308 * config/mep/mep.cpu: New file.
9309 * config/mep/mep.h: New file.
9310 * config/mep/mep.md: New file.
9311 * config/mep/mep.opt: New file.
9312 * config/mep/predicates.md: New file.
9313 * config/mep/t-mep: New file.
9315 2009-06-23 Ian Lance Taylor <iant@google.com>
9317 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9318 from loose_warn into c_loose_warn and from strict_warn into
9319 c_strict_warn. Set and substitute warn_cxxflags. Check for
9320 --enable-build-with-cxx. Set and substitute
9321 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9322 * Makefile.in (CXXFLAGS): New variable.
9323 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9324 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9325 the default is the same as $(STRICT_WARN).
9326 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9327 (CXX): New variable.
9328 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9329 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9330 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9331 (HOST_LIBS): New variable.
9332 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9333 (ALL_CXXFLAGS): New variable.
9334 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9335 * doc/install.texi (Configuration): Document
9336 --enable-build-with-cxx, --with-stage1-ldflags,
9337 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9338 * configure: Rebuild.
9340 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9342 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9343 from previous commit.
9345 2009-06-23 Ian Lance Taylor <iant@google.com>
9347 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9349 2009-06-23 Ian Lance Taylor <iant@google.com>
9351 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9352 with ATTRIBUTE_UNUSED.
9354 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9355 Pat Haugen <pthaugen@us.ibm.com>
9356 Revital Eres <eres@il.ibm.com>
9358 * config.in (HAVE_AS_POPCNTD): Add default definition.
9359 (HAVE_AS_LWSYNC): Ditto.
9361 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9363 (gcc_cv_as_powerpc_cmpb): Ditto.
9364 (gcc_cv_as_powerpc_dfp): Ditto.
9365 (gcc_cv_as_powerpc_vsx): Ditto.
9366 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9367 supporting the popcntd/lwsync instructions.
9368 (gcc_cv_as_powerpc_lwsync): Ditto.
9369 * configure: Regenerate.
9371 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9372 -mcpu=native and -mcpu=power7.
9373 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9375 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9376 a variable instead of a mask to reduce the number of mask bits.
9377 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9378 (-mbit-word): Ditto.
9379 (-mregnames): Ditto.
9380 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9381 (-mfused-madd): Ditto.
9383 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9385 (-mvsx): New switch for VSX instructions.
9386 (-misel): Move from a variable to a mask to allow it to be set by
9389 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9390 function declaration to an array declaration.
9391 (rs6000_hard_regno_nregs): New external array declaration.
9393 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9394 files included by rs6000.md.
9396 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9397 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9399 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9401 (rs6000_debug_reg): New -mdebug= variables.
9402 (rs6000_debug_addr): Ditto.
9403 (rs6000_debug_cost): Ditto.
9404 (rs6000_pmode): New variable to hold Pmode.
9405 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9406 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9407 calculated at compiler start.
9408 (rs6000_hard_regno_nregs): Change function to an array which holds
9409 HARD_REGNO_NREGS calculated at compiler start.
9410 (rs6000_explicit_options): Delete isel field.
9411 (rs6000_vector_unit): New array to hold which vector unit
9412 supports arithmetic options for a given type.
9413 (rs6000_vector_mem): New array to hold which vector unit supports
9414 memory reference operations for a given type.
9415 (rs6000_vector_align): New array to given the alignment of each
9417 (power7_cost): New basic costs for power7.
9418 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9419 (rs6000_hard_regno_nregs_internal): New function, moved from
9420 HARD_REGNO_NREGS, to calculate the number of registers each hard
9421 register takes for each type.
9422 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9423 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9424 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9425 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9426 unit information here so it is calculated once at compiler startup
9428 (rs6000_override_options): Make -misel a target mask. Add more
9429 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9430 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9432 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9433 (rs6000_handle_option): Move -misel from variable to target mask.
9434 (rs6000_builtin_mask_for_load): Add VSX support.
9435 (rs6000_conditional_register_usage): Ditto.
9436 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9437 (function_arg_boundary): Ditto.
9438 (rs6000_expand_builtin): Ditto.
9439 (def_builtin): Make abort message a little friendlier.
9440 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9442 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9443 assembler support the popcntd instruction instead of a vsx
9444 instruction to enable power7 support.
9445 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9446 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9447 option to the assembler if -mcpu=native.
9448 (ASM_CPU_NATIVE_SPEC): Ditto.
9449 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9451 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9452 the lwsync instruction.
9453 (enum processor_type): Add PROCESSOR_POWER7.
9454 (rs6000_debug_reg): New -mdebug= options.
9455 (rs6000_debug_addr): Ditto.
9456 (rs6000_debug_cost): Ditto.
9457 (rs6000_isel): Delete.
9458 (enum rs6000_vector): New enum to say what vector unit we have.
9459 (VECTOR_UNIT_*): New macros to say which vector unit has
9460 arithmetic operations for a given type.
9461 (VECTOR_MEM_*): New macros to say which vector unit has memory
9462 operations for a given type.
9463 (TARGET_LDBRX): Whether the machine supports the ldbrx
9465 (TARGET_ISEL): Delete, -misel moved to be a mask.
9466 (TARGET_ISEL64): New macro for 64-bit isel support.
9467 (UNITS_PER_VSX_WORD): New macro.
9468 (POINTER_SIZE): Move to be an external variable, rather than
9469 calculating whether we are generating 32 ot 64-bit code.
9471 (STACK_BOUNDARY): Add VSX support.
9472 (LOCAL_ALIGNMENT): Ditto.
9473 (SLOW_UNALIGNED_ACCESS): Ditto.
9474 (VSX_REGNO_P): New macro for VSX support.
9475 (VFLOAT_REGNO_P): Ditto.
9476 (VINT_REGNO_P): Ditto.
9477 (VLOGICAL_REGNO_P): Ditto.
9478 (VSX_VECTOR_MODE): Ditto.
9479 (VSX_SCALAR_MODE): Ditto.
9481 (VSX_MOVE_MODE): Ditto.
9482 (VSX_REG_CLASS_P): Ditto.
9483 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9485 (UNITS_PER_SIMD_WORD): Add VSX support.
9486 (MODES_TIEABLE_P): Ditto.
9487 (STARTING_FRAME_OFFSET): Ditto.
9488 (STACK_DYNAMIC_OFFSET): Ditto.
9489 (EPILOGUE_USES): Ditto.
9490 (REGNO_REG_CLASS): Move to array lookup.
9491 (CLASS_MAX_NREGS): Ditto.
9492 (rs6000_vector_reg_class): Add declaration.
9493 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9494 overlap with the floating point and Altivec registers.
9496 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9498 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9499 give the appropriate asm switches if -mcpu=native.
9500 (host_detect_local_cpu): Add support for "asm".
9501 (host_detect_local_cpu): Follow GNU code guidelines for name.
9503 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9504 -mbit-word to a variable instead of being a target mask.
9506 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9507 emit the lwsync instruction instead of emitting the instruction as
9508 an integer constant.
9510 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9511 fixuns_trundfsi2, move expander into rs6000.md.
9513 * config/rs6000/rs6000.md (cpu): Add power7.
9514 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9515 (logical predicate patterns): Change the single instruction
9516 primitives that set CR0 to be fast_compare instead of compare.
9518 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9519 (popcntddi2): Ditto.
9520 (popcount<mode>): Ditto.
9521 (floating multiply/add insns): Name the floating point
9523 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9524 (isel_unsigned_<mode>): Ditto.
9525 (fixuns_trundfsi2): Move expander here from spe.md.
9526 (smindi3): Define if we have -misel on 64-bit systems.
9531 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9533 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9535 * config/avr/avr.c (avr_current_device): New variable.
9536 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9537 (avr_arch, mcu_type_s): Move to avr.h.
9538 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9539 default_data_section_start fields.
9540 (avr_arch): Moved from avr.c.
9541 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9542 library_name fields.
9543 (avr_current_device, avr_mcu_types, avr_arch_types,
9544 avr_device_to_arch, avr_device_to_data_start,
9545 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9546 (EXTRA_SPEC_FUNCTIONS): Define.
9547 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9548 options mapping. Use device_to_arch and device_to_data_start insted.
9549 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9550 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9551 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9552 * config/avr/driver-avr.c: New file.
9553 * config/avr/avr-devices.c: New file.
9555 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9557 * var-tracking.c (unshare_variable): Force initialized to
9558 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9559 (set_variable_part): Likewise.
9560 (struct variable_union_info): Remove pos_src field.
9561 (vui_vec, vui_allocated): New variables.
9562 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9563 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9564 == 1 use a simpler sorting algorithm. Compute pos field right
9565 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9566 Avoid quadratic comparison if !flag_var_tracking_uninit.
9567 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9568 unshare_variable unconditionally.
9569 (dataflow_set_different_2): Removed.
9570 (dataflow_set_different): Don't traverse second hash table.
9571 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9572 unconditionally to var_reg_set or var_mem_set.
9573 (emit_notes_in_bb): Likewise.
9574 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9576 (emit_note_insn_var_location): Don't set initialized to
9577 VAR_INIT_STATUS_INITIALIZED early.
9578 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9580 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9582 * tree-object-size.c (addr_object_size): Instead of checking
9583 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9584 are no FIELD_DECLs following it.
9586 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9588 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9589 order to match bswaps with signed source operands.
9591 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9593 * sdbout.c (sdbout_one_type): Fix braces in switch.
9595 2009-06-23 Richard Guenther <rguenther@suse.de>
9597 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9599 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9600 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9601 var_callused, callused_tree, var_storedanything, storedanything_tree,
9602 var_integer, integer_tree): Remove global variables.
9603 (new_var_info): Do not pass new id, append the new var to the
9604 global variable vector.
9605 (do_ds_constraint): Use is_global_var member of the variable-info.
9606 (new_scalar_tmp_constraint_exp): Adjust.
9607 (create_function_info_for): Likewise.
9608 (create_variable_info_for): Likewise.
9609 (find_what_var_points_to): Remove dead code.
9610 (init_base_vars): Simplify.
9611 (compute_points_to_sets): Adjust.
9613 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9615 * combine.c (try_combine): Dump information about the insns we're
9618 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9620 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9621 check when calling force_to_mode on TRUNCATE's operand.
9623 2009-06-22 Ian Lance Taylor <iant@google.com>
9625 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9627 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9629 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9631 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9633 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9634 override library linkage flags such as -static-libgcc or
9637 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9639 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9641 2009-06-22 Ian Lance Taylor <iant@google.com>
9643 * config/linux.opt: Put mglibc ahead of muclibc.
9645 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9646 for duplicate decls.
9648 2009-06-22 Matthias Klose <doko@ubuntu.com>
9650 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9652 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9655 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9656 instead of NULL if a parser error occurs.
9658 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9660 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9661 non-DWARF2_DEBUGGING_INFO version.
9663 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9665 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9666 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9668 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9669 (LIBGCC2_TF_CEXT): Define.
9672 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9675 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9677 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9679 * config/arm/arm.c (arm_override_options): Disable
9680 -mcaller-super-interworking and -mcallee-super-interworking.
9681 * doc/invoke.texi (ARM Options): Document this.
9683 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9685 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9686 * config/arm/constraints.md (j): New constraint for movw operands.
9687 (N): Remove thumb2 meaning.
9688 * config/arm/arm.md (*arm_movw): Delete.
9689 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9690 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9691 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9693 2009-06-22 Martin Jambor <mjambor@suse.cz>
9695 PR tree-optimization/40492
9696 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9697 build_ref_for_offset.
9699 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9701 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9702 JUMP_TABLE_DATA_P predicates where applicable.
9703 * auto-inc-dec.c: Ditto.
9704 * builtins.c: Ditto.
9705 * caller-save.c: Ditto.
9707 * cfgcleanup.c: Ditto.
9708 * cfglayout.c: Ditto.
9711 * combine-stack-adj.c: Ditto.
9717 * dwarf2asm.c: Ditto.
9718 * dwarf2out.c: Ditto.
9719 * emit-rtl.c: Ditto.
9725 * function.c: Ditto.
9728 * genpreds.c: Ditto.
9729 * genrecog.c: Ditto.
9731 * ira-costs.c: Ditto.
9732 * ira-lives.c: Ditto.
9735 * lower-subreg.c: Ditto.
9736 * modulo-sched.c: Ditto.
9738 * postreload.c: Ditto.
9739 * print-rtl.c: Ditto.
9748 * sched-vis.c: Ditto.
9750 * sel-sched-ir.c: Ditto.
9751 * simplify-rtx.c: Ditto.
9752 * targhooks.c: Ditto.
9753 * var-tracking.c: Ditto.
9754 * vmsdbgout.c: Ditto.
9756 2009-06-22 Matthias Klose <doko@ubuntu.com>
9758 * Makefile.in (install-plugin): Always use DESTDIR.
9760 2009-06-22 Olivier Hainque <hainque@adacore.com>
9762 * config/pa/pa.c (output_call): Don't optimize post call jumps
9763 into return address adjustments if the call may throw.
9765 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9767 * arm.c (thumb1_output_casesi): New function.
9768 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9769 optimizing for size or PIC.
9770 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9771 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9772 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9773 (thumb1_casesi_internal_pic): New expand rule.
9774 (thumb1_casesi_dispatch): New pattern.
9775 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9777 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9778 in the text seciton when PIC or optimizing for size.
9779 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9780 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9781 preservation properties of code.
9782 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9783 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9784 (__gnu_thumb1_case_si): New function.
9785 * t-arm (LIB1ASMSRC): Define here.
9786 (LIB1ASMFUNCS): Add some common functions.
9787 * t-arm-elf (LIB1ASMSRC): Delete.
9788 (LIB1ASMFUNCS): Append to existing set.
9789 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9790 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9791 * t-symbian (LIB1ASMFUNCS): Likewise.
9792 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9793 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9795 2009-06-21 Richard Guenther <rguenther@suse.de>
9797 PR tree-optimization/38729
9798 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9799 to loops with a single exit if -fno-expensive-optimizations.
9801 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9803 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9804 (dataflow_set): Change vars type from htab_t to shared_hash.
9805 (shared_hash_pool, empty_shared_hash): New variables.
9806 (vars_clear): Removed.
9807 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9808 shared_hash_find_slot_unshare, shared_hash_find_slot,
9809 shared_hash_find_slot_noinsert, shared_hash_find): New
9811 (shared_hash_unshare, shared_hash_destroy): New functions.
9812 (unshare_variable): Unshare set->vars if shared, use
9814 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9815 (get_init_value, find_src_set_src, dump_dataflow_set,
9816 clobber_variable_part, emit_notes_for_differences): Use
9818 (dataflow_set_init): Remove second argument, set vars to
9819 empty_shared_hash instead of creating a new htab.
9820 (dataflow_set_clear): Call shared_hash_destroy and set vars
9821 to empty_shared_hash instead of calling vars_clear.
9822 (dataflow_set_copy): Don't call vars_copy, instead just share
9823 the src htab with dst.
9824 (variable_union): Use shared_hash_*, use initially NO_INSERT
9825 lookup if set->vars is shared. Don't keep slot cleared before
9826 calling unshare_variable. Unshare set->vars if needed.
9827 Even ->refcount == 1 vars must be unshared if set->vars is shared
9828 and var needs to be modified.
9829 (variable_canonicalize): New function.
9830 (dataflow_set_union): If dst->vars is empty, just share src->vars
9831 with dst->vars and traverse with variable_canonicalize to canonicalize
9832 and unshare what is needed.
9833 (dataflow_set_different): If old_set and new_set use the same shared
9834 htab, they aren't different. If number of htab elements is different,
9835 htabs are different. Use shared_hash_*.
9836 (dataflow_set_destroy): Call shared_hash_destroy instead of
9838 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9839 second argument to dataflow_set_init.
9840 (vt_initialize): Likewise. Initialize shared_hash_pool and
9841 empty_shared_hash, move bb in/out initialization afterwards.
9842 Use variable_htab_free instead of NULL as changed_variables del hook.
9843 (variable_was_changed): Change type of second argument to pointer to
9844 dataflow_set. When inserting var into changed_variables, bump
9845 refcount. Unshare set->vars if set is shared htab and slot needs to
9847 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9848 lookup if set->vars is shared. Unshare set->vars if needed.
9849 Even ->refcount == 1 vars must be unshared if set->vars is shared
9850 and var needs to be modified. Adjust variable_was_changed caller.
9851 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9852 vars must be unshared if set->vars is shared and var needs to be
9853 modified. Adjust variable_was_changed caller.
9854 (emit_note_insn_var_location): Don't pool_free var.
9855 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9857 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9858 free_alloc_pool on shared_hash_pool.
9860 2009-06-20 Anthony Green <green@moxielogic.com>
9862 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9863 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9865 2009-06-20 Richard Guenther <rguenther@suse.de>
9867 * tree-ssa-structalias.c (find_func_aliases): For memset use
9868 a constraint from NULL if we memset to zero.
9869 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9870 we explicitly handle that do not read from memory.
9871 (call_may_clobber_ref_p_1): Properly handle builtins that may
9874 2009-06-20 Richard Guenther <rguenther@suse.de>
9876 PR tree-optimization/40495
9877 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9878 (new_scalar_tmp_constraint_exp): New function.
9879 (process_constraint): Do not create temporary decls.
9880 (process_all_all_constraints): Likewise.
9881 (handle_const_call): Likewise.
9882 (create_function_info_for): Do not set decl.
9884 2009-06-19 Ian Lance Taylor <iant@google.com>
9886 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9887 (rs6000_attribute_table): Make static; move before use.
9889 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9891 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9892 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9893 Propagate the TREE_READONLY flag without overwriting it.
9894 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9895 Propagate the TREE_READONLY flag onto the result.
9896 (process_call_operands): Move around. Use correct constant value.
9898 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9901 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9902 * config/arm/arm.md: Likewise.
9904 2009-06-19 Ian Lance Taylor <iant@google.com>
9906 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9907 to GIMPLE_ERROR_MARK.
9909 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9910 op2_original_type parameters. Warn about using different enum types.
9911 * c-parser.c (c_parser_conditional_expression): Pass original
9912 types to build_conditional_expr.
9913 * c-tree.h (build_conditional_expr): Update declaration.
9915 2009-06-19 Ian Lance Taylor <iant@google.com>
9917 * config/i386/i386.c (ix86_function_specific_save): Test that
9918 fields match values, rather than testing the values are in a
9921 2009-06-19 Richard Guenther <rguenther@suse.de>
9923 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9925 (ptr_derefs_may_alias_p): Likewise.
9926 (ptr_deref_may_alias_ref_p_1): New function.
9927 (ptr_deref_may_alias_ref_p): Likewise.
9928 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9929 covered by looking at the ESCAPED solution.
9930 (call_may_clobber_ref_p_1): Likewise.
9931 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9932 Handle NULL_TREE offset. Do not produce redundant constraints.
9933 (process_all_all_constraints): New helper function.
9934 (do_structure_copy): Use it.
9935 (handle_lhs_call): Likewise.
9936 (find_func_aliases): Handle some builtins with pointer arguments
9937 and/or return values explicitly.
9939 2009-06-19 Ian Lance Taylor <iant@google.com>
9941 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9943 2009-06-19 Ian Lance Taylor <iant@google.com>
9945 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9947 2009-06-19 Ian Lance Taylor <iant@google.com>
9949 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9950 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9953 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9954 uninitialized const.
9956 2009-06-19 Ian Lance Taylor <iant@google.com>
9958 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9961 * c-decl.c (in_struct, struct_types): Remove.
9962 (struct c_binding): Add in_struct field.
9963 (c_binding_ptr): Define type, along with VEC.
9964 (struct c_struct_parse_info): Define.
9965 (struct_parse_info): New static variable.
9966 (bind): Initialize in_struct field.
9967 (start_struct): Remove enclosing_in_struct and
9968 enclosing_struct_types parameters. Add
9969 enclosing_struct_parse_info parameter. Change all callers. Set
9970 struct_parse_info rather than in_struct and struct_types.
9971 (grokfield): If -Wc++-compat and there is a symbol binding for the
9972 field name, set the in_struct flag and push it on the
9973 struct_parse_info->fields vector.
9974 (warn_cxx_compat_finish_struct): New static function.
9975 (finish_struct): Remove enclosing_in_struct and
9976 enclosing_struct_types parameters. Add
9977 enclosing_struct_parse_info parameter. Change all callers. Don't
9978 set C_TYPE_DEFINED_IN_STRUCT here. Call
9979 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9980 parameter. Only push on struct_types if warn_cxx_compat.
9981 (finish_enum): Only push on struct_types if warn_cxx_compat.
9982 (declspecs_add_type): Add loc parameter. Change all callers.
9983 Change all error calls to error_at. Pass loc, not input_location,
9984 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9985 defined in a struct. If -Wc++-compat and parsing a struct, record
9986 that a typedef name was used.
9987 * c-parser.c (c_parser_declspecs): Get location to pass to
9989 (c_parser_struct_or_union_specifier): Update calls to start_struct
9991 * c-tree.h (struct c_struct_parse_info): Declare.
9992 (finish_struct, start_struct): Update declarations.
9993 (declspecs_add_type): Update declaration.
9995 2009-06-19 Ian Lance Taylor <iant@google.com>
9997 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9998 variable with an anonymous type.
10000 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10002 * see.c: Remove for real.
10004 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
10006 * optabs.h (enum optab_index): Add new OTI_significand.
10007 (significand_optab): Define corresponding macro.
10008 * optabs.c (init_optabs): Initialize significand_optab.
10009 * genopinit.c (optabs): Implement significand_optab using
10010 significand?f2 patterns.
10011 * builtins.c (expand_builtin_mathfn): Handle
10012 BUILT_IN_SIGNIFICAND{,F,L}.
10013 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
10014 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
10016 * config/i386/i386.md (significandxf2, significand<mode>2): New
10017 expanders to implement significandf, significand and significandl
10018 built-ins as inline x87 intrinsics.
10020 2009-06-18 Anatoly Sokolov <aesok@post.ru>
10022 * config/avr/avr.c (avr_override_options): Remove setting value of
10023 PARAM_INLINE_CALL_COST.
10025 2009-06-18 Richard Henderson <rth@redhat.com>
10028 * tree-pass.h (TDF_ASMNAME): New.
10029 * tree-dump.c (dump_options): Add asmname.
10030 * doc/invoke.texi: Document it.
10032 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
10033 (dump_decl_name): ...here.
10034 (dump_function_name): New flags arg; mind TDF_ASMNAME.
10035 (dump_generic_node): Update dump_function_name calls.
10036 (print_call_name): New flags arg; update all dump calls.
10037 * diagnostic.h (print_call_name): Update.
10038 * gimple-pretty-print.c (dump_gimple_call): Update.
10040 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
10043 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
10045 2009-06-18 Diego Novillo <dnovillo@google.com>
10047 * doc/plugins.texi: Document plugin_is_GPL_compatible.
10048 * plugin.c (str_license): Declare.
10049 (try_init_one_plugin): Assert that the symbol
10050 'plugin_is_GPL_compatible' exists.
10052 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
10055 * Makefile.in (OBJS-common): Remove see.o.
10057 * common.opt (fsee): Mark as preserved for backward compatibility.
10058 * opts.c (common_handle_option): Add OPT_fsee to the backward
10059 compatibility section.
10060 * passes.c (init_optimization_passes, pass_see): Remove pass.
10061 * timevar.def (TV_SEE): Remove.
10062 * tree-pass.h (pass_see): Remove declaration.
10063 * doc/invoke.texi (-fsee): Remove documentation.
10065 2009-06-18 Martin Jambor <mjambor@suse.cz>
10067 * tree-sra.c: Include statistics.h
10068 (sra_stats): New variable.
10069 (sra_initialize): Clear sra_stats.
10070 (create_access_replacement): Increment sra_stats.replacements.
10071 (get_access_replacement): Do not return twice.
10072 (analyze_all_variable_accesses): Increment statistics counter by the
10073 number of scalarized aggregates.
10074 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10075 (sra_modify_expr): Increment sra_stats.exprs.
10076 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10077 (sra_modify_assign): Increment sra_stats.exprs,
10078 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10079 (perform_intra_sra): Update statistics counters.
10080 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10082 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10084 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10085 (arm_scalar_mode_supported_p): New function.
10087 2009-06-18 Paul Brook <paul@codesourcery.com>
10088 Sandra Loosemore <sandra@codesourcery.com>
10090 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10091 (__extendhfsf2, __truncsfhf2): Define.
10092 * config/arm/fp16.c: New file.
10093 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10094 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10096 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10098 * doc/extend.texi (Half-Precision): New section.
10099 * doc/invoke.texi (Option Summary): List -mfp16-format.
10100 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10101 * config/arm/arm.opt (mfp16-format=): New.
10102 * config/arm/arm.c: Include intl.h.
10103 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10104 (TARGET_INVALID_RETURN_TYPE): Redefine.
10105 (TARGET_PROMOTED_TYPE): Redefine.
10106 (TARGET_CONVERT_TO_TYPE): Redefine.
10107 (arm_fp16_format): Define.
10108 (all_fpus): Add entry for neon-fp16.
10109 (fp_model_for_fpu): Likewise.
10110 (struct fp16_format): Declare.
10111 (all_fp16_formats): Define.
10112 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10114 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10116 (arm_legitimate_index_p): Treat HFmode like HImode.
10117 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10118 (coproc_secondary_reload_class): Special-case HFmode.
10119 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10120 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10121 (arm_init_fp16_builtins): New.
10122 (arm_init_builtins): Call it.
10123 (arm_invalid_parameter_type): New.
10124 (arm_invalid_return_type): New.
10125 (arm_promoted_type): New.
10126 (arm_convert_to_type).
10127 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10129 (arm_emit_fp16_const): New function.
10130 (arm_mangle_type): Mangle __fp16 as "Dh".
10131 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10133 (TARGET_NEON_FP16): New.
10134 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10135 (enum fputype): Add FPUTYPE_NEON_FP16.
10136 (enum arm_fp16_format_type): Declare.
10137 (arm_fp16_format): Declare.
10138 (LARGEST_EXPONENT_IS_NORMAL): Define.
10139 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10140 * config/arm/arm-modes.def (HFmode): Define.
10141 * config/arm/vfp.md: (*movhf_vfp): New.
10142 (extendhfsf2): New.
10144 * config/arm/arm.md: (fpu): Add neon_fp16.
10145 (floatsihf2, floatdihf2): New.
10146 (fix_trunchfsi2, fix_trunchfdi2): New.
10148 (extendhfdf2): New.
10150 (*arm32_movhf): New.
10151 (*thumb1_movhf): New.
10152 (consttable_2): Add check for HFmode constants.
10153 (consttable_4): Handle HFmode constants.
10155 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10157 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10159 2009-06-17 Olivier Hainque <hainque@adacore.com>
10161 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10162 const char ** conversion in AIX specific section.
10164 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10166 * config/i386/i386.c (ix86_special_builtin_type): Remove
10167 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10168 (bdesc_special_args): Updated.
10169 (ix86_init_mmx_sse_builtins): Likewise.
10170 (ix86_expand_special_args_builtin): Likewise.
10172 2009-06-17 Richard Henderson <rth@redhat.com>
10174 * tree-pretty-print.c (maybe_dump_asm_name): New.
10175 (dump_decl_name): Use it.
10176 (PRINT_FUNCTION_NAME): Merge into...
10177 (dump_function_name): ... here. Use maybe_dump_asm_name.
10179 2009-06-17 Cary Coutant <ccoutant@google.com>
10181 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10183 * debug.c (struct gcc_debug_hooks): Change placeholder for
10185 (debug_nothing_int_charstar_int): Replaced by...
10186 (debug_nothing_int_charstar_int_bool): ...this.
10187 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10188 source_line prototype.
10189 (debug_nothing_int_charstar_int): Replaced by...
10190 (debug_nothing_int_charstar_int_bool): ...this.
10191 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10192 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10193 Output is_stmt operand when necessary.
10194 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10195 (notice_source_line): Add is_stmt parameter.
10196 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10197 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10199 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10200 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10202 2009-06-17 Ian Lance Taylor <iant@google.com>
10204 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10206 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10209 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10211 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10212 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10213 tree_strip_sign_nop_conversions and
10214 tree_ssa_strip_useless_type_conversions rather than stripping
10215 the operations here.
10216 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10218 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10219 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10220 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10221 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10224 2009-06-17 Michael Eager <eager@eagercon.com>
10226 * config/rs6000/constraints.md (register_constraint "d"): New.
10227 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10228 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10229 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10230 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10231 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10232 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10233 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10234 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10235 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10236 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10238 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10239 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10240 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10241 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10242 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10243 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10244 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10245 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10246 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10247 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10248 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10249 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10250 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10251 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10253 2009-06-16 Ian Lance Taylor <iant@google.com>
10255 * profile.c (total_num_never_executed): Don't define.
10256 (compute_branch_probabilities): Don't count or print
10257 num_never_executed.
10258 (init_branch_prob): Don't set total_num_never_executed.
10259 (end_branch_prob): Don't print total_num_never_executed.
10261 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10263 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10265 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10267 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10268 (nabstd2_fpr): Same.
10270 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10272 * expr.c (expand_assignment): Change complex type check.
10274 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10276 * doc/plugins.texi (Building GCC plugins): Added new section.
10278 2009-06-17 Ian Lance Taylor <iant@google.com>
10280 * c-pch.c (get_ident): Don't set size of templ array.
10281 (pch_init): Don't set size of partial_pch array.
10283 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10284 string constant to intialize an array whose size is the length of
10287 2009-06-17 Richard Guenther <rguenther@suse.de>
10289 PR tree-optimization/40389
10290 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10291 to addressable types.
10292 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10294 2009-06-17 Richard Guenther <rguenther@suse.de>
10296 PR middle-end/40460
10297 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10298 if there is no evolution of left in the loop bail out.
10299 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10300 chrec_fold_multiply.
10302 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10303 Janis Johnson <janis187@us.ibm.com>
10306 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10307 for the symbol ref of a constant that is the source of a move
10308 - nor for any other not-obvious-label-ref constants.
10310 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10312 * plugin.c (position_pass): Skip newly inserted pass during list
10313 traversal to avoid repeated insertion.
10315 2009-06-16 Ian Lance Taylor <iant@google.com>
10317 * vec.h (VEC_stack_alloc): Define different version if
10318 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10319 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10320 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10321 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10323 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10325 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10327 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10328 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10329 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10330 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10331 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10332 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10333 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10334 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10335 __builtin_ia32_rdtscp.
10336 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10337 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10338 and __builtin_ia32_rorhi.
10339 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10340 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10341 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10342 (ix86_expand_args_builtin): Likewise.
10343 (ix86_expand_special_args_builtin): Likewise.
10345 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10346 (UNSPECV_RDTSC): Likewise.
10347 (UNSPECV_RDPMC): Likewise.
10348 (*bsr): Renamed to ...
10350 (*bsr_rex64): Renamed to ...
10353 (*rdpmc): Likewise.
10354 (*rdpmc_rex64): Likewise.
10356 (*rdtsc): Likewise.
10357 (*rdtsc_rex64): Likewise.
10358 (rdtscp): Likewise.
10359 (*rdtscp): Likewise.
10360 (*rdtscp_rex64): Likewise.
10362 * config/i386/ia32intrin.h: New.
10364 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10366 2009-06-16 Ian Lance Taylor <iant@google.com>
10368 * ira-build.c (copy_info_to_removed_store_destinations):
10369 Initialize parent_a.
10371 2009-06-16 Ian Lance Taylor <iant@google.com>
10373 * c-decl.c (grokdeclarator): Change size_varies to bool.
10375 2009-06-16 Ian Lance Taylor <iant@google.com>
10377 * sel-sched.c: Make forward declarations of move_op_hooks and
10378 fur_hooks explicitly extern.
10380 2009-06-16 Ian Lance Taylor <iant@google.com>
10382 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10383 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10385 2009-06-16 Ian Lance Taylor <iant@google.com>
10387 * resource.c (mark_referenced_resources): Change
10388 include_delayed_effects parameter to bool. Change all callers.
10389 (mark_end_of_function_resources): Likewise.
10390 * reorg.c (insn_references_resource_p): Likewise.
10391 (insn_sets_resource_p): Likewise.
10392 * resource.h (mark_referenced_resources): Update declaration.
10393 (mark_end_of_function_resources): Update declaration.
10395 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10397 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10399 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10401 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10402 GCC can bootstrap on AIX with GNU Binutils 2.20.
10404 2009-06-16 Ian Lance Taylor <iant@google.com>
10406 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10408 2009-06-16 Ian Lance Taylor <iant@google.com>
10410 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10411 inline, not extern inline.
10412 (exact_log2): Likewise.
10413 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10415 (exact_log2): Likewise, but don't test CTZ_HWI.
10417 2009-06-16 Ian Lance Taylor <iant@google.com>
10419 * bitmap.c (bitmap_clear): Don't declare as inline.
10420 * gimple.c (gimplify_assign): Likewise.
10421 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10422 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10423 (sched_scan_info): Remove duplicate definition.
10425 2009-06-16 Ian Lance Taylor <iant@google.com>
10427 * c-common.c (skip_evaluation): Don't define.
10428 (c_inhibit_evaluation_warnings): Define global variable.
10429 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10430 than skip_evaluation.
10431 (convert_and_check, warn_for_div_by_zero): Likewise.
10432 * c-common.h (skip_evaluation): Don't declare.
10433 (c_inhibit_evaluation_warnings): Declare.
10434 * c-parser.c (c_parser_typeof_specifier): Set
10435 c_inhibit_evaluation_warnings rather than skip_evaluation.
10436 (c_parser_conditional_expression): Likewise.
10437 (c_parser_binary_expression): Likewise.
10438 (c_parser_sizeof_expression): Likewise.
10439 (c_parser_alignof_expression): Likewise.
10440 * c-typeck.c (build_indirect_ref): Check
10441 c_inhibit_evaluation_warnings rather than skip_evaluation.
10442 (build_conditional_expr, build_binary_op): Likewise.
10444 2009-06-16 Richard Guenther <rguenther@suse.de>
10446 * tree-ssa-alias.c (is_escape_site): Remove.
10447 * tree-ssa-alias.h (enum escape_type): Remove.
10448 (is_escape_site): Likewise.
10449 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10450 via casts and asms without deferring to is_escape_site.
10452 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10454 PR middle-end/40446
10455 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10456 use gen_lowpart if op0 has complex mode.
10458 2009-06-16 Richard Guenther <rguenther@suse.de>
10460 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10461 variables add them to ESCAPED.
10462 (find_func_aliases): Do not make all indirectly stored values escaped.
10464 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10466 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10467 make_decl_one_only.
10469 2009-06-16 Martin Jambor <mjambor@suse.cz>
10471 PR tree-optimization/40432
10472 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10473 check whether we need to force gimple register operand.
10475 2009-06-16 Martin Jambor <mjambor@suse.cz>
10477 PR tree-optimization/40413
10478 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10479 build_ref_for_offset.
10480 (propagate_subacesses_accross_link): Fix a typo in a comment.
10482 2009-06-16 Ira Rosen <irar@il.ibm.com>
10484 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10485 with additional parameter.
10486 * tree-vectorizer.h (enum vect_def_type): Add new value
10488 (enum vect_relevant): Add comments.
10489 (vect_is_simple_reduction): Add new argument.
10490 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10491 Detect nested cycles.
10492 (vect_is_simple_reduction): Update documentation, add an argument to
10493 distinguish inner-loop reduction from nested cycle, detect nested
10494 cycles, fix printings and indentation, don't swap operands in case
10496 (get_initial_def_for_reduction): Handle subtraction.
10497 (vect_create_epilog_for_reduction): Add new argument to specify
10498 reduction variable.
10499 (vect_finalize_reduction): Handle subtraction, fix comments.
10500 (vectorizable_reduction): Handle nested cycles. In case of nested
10501 cycle keep track of the reduction variable position. Call
10502 vect_is_simple_reduction with additional parameter. Use original
10503 statement code in reduction epilogue for nested cycle. Call
10504 vect_create_epilog_for_reduction with additional parameter.
10505 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10506 inner-loop vectorization.
10507 (vect_recog_widen_sum_pattern): Likewise.
10508 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10510 (vect_mark_stmts_to_be_vectorized): Likewise.
10511 (vect_get_vec_def_for_operand): Handle nested cycles.
10513 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10515 * doc/invoke.texi (Debugging Options): Fix option index entries
10516 for -fdump-statistics, -frandom-seed add entries for
10517 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10518 (FRV Options): Fix entries for -mTLS, -mtls.
10519 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10520 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10521 (M68hc1x Options): Fix @itemx for -mnominmax.
10522 (MCore Options): Fix entry for -mno-lsim.
10523 (MMIX Options): Fix entry for -mabi=mmixware.
10524 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10526 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10528 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10529 Mention the plugin mode of gengtype.
10530 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10531 * gengtype.c: Updated copyright.
10532 (plugin_files, nb_plugin_files) Added new static variables.
10533 (measure_input_list) Care about plugin_files.
10534 (write_rtx_next): Added early return in plugin mode.
10535 (create_file): Updated copyright year in generated file. Added
10537 (oprintf): Added early return if NULL outf.
10538 (get_output_file_with_visibility): Care of plugin_files.
10539 (get_output_file_name): May return null.
10540 (write_local): Added early return.
10541 (put_mangled_filename): Ditto.
10542 (finish_root_table): Added check for base_files.
10543 (write_roots): Care about null when plugins.
10544 (main): Added plugin mode.
10546 2009-06-15 Ian Lance Taylor <iant@google.com>
10548 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10549 * gcov.c (read_count_file): Add braces around variables declared
10552 * c.opt (Wjump-misses-init): New warning.
10553 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10554 -Wall and -Wc++-compat if not already set.
10555 (c_common_post_options): Clear warn_jump_misses_init if it was not
10557 * c-decl.c (struct c_binding): Change type field to a union with
10558 new label field. Make it the first field in the struct. Update
10559 references to type to use u.type instead.
10560 (struct c_spot_bindings): Define.
10561 (struct c_goto_bindings): Define.
10562 (c_goto_bindings_p): Define, along with VECs.
10563 (struct c_label_vars): Define.
10564 (struct c_scope): Add has_label_bindings field.
10565 (bind_label, set_spot_bindings): New static functions.
10566 (decl_jump_unsafe, update_spot_bindings): New static functions.
10567 (update_label_decls): New static function.
10568 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10569 Update binding u.label field to shadowed field.
10570 (c_binding_start_stmt_expr): New function.
10571 (c_binding_end_stmt_expr): New function.
10572 (pushdecl): Don't call c_begin_vm_scope.
10573 (make_label): Add defining and p_label_vars parameters. Change
10575 (lookup_label): Correct test for whether a label has not yet been
10576 defined. Call bind_label rather than bind.
10577 (warn_about_goto): New static function.
10578 (lookup_label_for_goto): New function.
10579 (declare_label): Call bind_label rather than bind.
10580 (check_earlier_gotos): New static function.
10581 (define_label): Don't give errors about jumping into statement
10582 expressions or scopes of variably modified types. Call
10583 set_spot_bindings and check_earlier_gotos. Call bind_label
10584 instead of bind. Don't set label_context_stack_se or
10585 label_context_stack_vm.
10586 (c_get_switch_bindings): New function.
10587 (c_release_switch_bindings): New function.
10588 (c_check_switch_jump_warnings): New function.
10589 (start_function): Don't set label_context_stack_se or
10590 label_context_stack_vm.
10591 (finish_function): Likewise.
10592 * c-typeck.c (label_context_stack_se): Don't define.
10593 (label_context_stack_vm): Don't define.
10594 (c_finish_goto_label): Call lookup_label_for_goto rather than
10595 lookup_label. Don't give errors about jumping into a statement
10596 expression or the scope of a variably modified type. Don't set
10597 label_context_stack_se or label_context_stack_vm.
10598 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10599 fields. Add bindings field.
10600 (c_start_case): Don't set deleted fields. Set bindings field.
10601 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10602 or blocked_vm. Call c_check_switch_jump_warnings.
10603 (c_finish_case): Don't test blocked_stmt_expr field. Call
10604 c_release_switch_bindings.
10605 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10606 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10607 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10608 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10609 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10610 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10611 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10612 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10613 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10614 (C_DECL_UNJUMPABLE_VM): Don't define.
10615 (C_DECL_UNDEFINABLE_VM): Don't define.
10616 (struct c_label_list): Don't define.
10617 (struct c_label_context_se): Don't define.
10618 (struct c_label_context_vm): Don't define.
10619 (struct c_spot_bindings): Declare.
10620 (c_bindings_start_stmt_expr): Declare.
10621 (c_bindings_end_stmt_expr): Declare.
10622 (lookup_label_for_goto): Declare.
10623 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10624 (c_check_switch_jump_warnings): Declare.
10625 (label_context_stack_se, label_context_stack_vm): Don't declare.
10626 (c_finish_goto_label): Update declaration.
10627 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10628 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10629 (Warning Options): Document -Wjump-misses-init.
10631 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10633 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10636 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10638 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10640 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10642 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10644 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10646 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10648 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10650 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10651 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10652 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10653 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10654 * dwarf2asm.c (dw2_force_const_mem): Update call to
10655 make_decl_one_only.
10656 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10657 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10658 * langhooks.c (lhd_comdat_group): Remove.
10659 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10660 * tree.h (DECL_COMDAT_GROUP): New.
10661 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10662 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10663 (make_decl_one_only): Change signature.
10664 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10665 make_decl_one_only.
10666 (make_decl_one_only): Change signature.
10667 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10669 2009-06-15 Richard Guenther <rguenther@suse.de>
10671 PR middle-end/40439
10672 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10674 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10676 * tree-ssa-math-opts.c: Remove extra divide.
10678 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10680 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10682 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10684 * passes.c: Add bswap pass.
10685 * tree-pass.h: Add pass_optimize_bswap declaration.
10686 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10687 Include rtl.h, expr.h and optabs.h for optab_handler check.
10688 (struct symbolic_number, pass_optimize_bswap): New definition.
10689 (do_shift_rotate, verify_symbolic_number_p): New functions.
10690 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10691 (gate_optimize_bswap): New function.
10692 * tree.c (widest_int_cst_value): New function.
10693 * tree.h (widest_int_cst_value): Prototype added.
10695 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10697 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10698 REG_EQUAL/REG_EQUIV notes.
10700 2009-06-14 Richard Guenther <rguenther@suse.de>
10702 PR middle-end/40389
10703 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10704 has its address taken if NRV was applied and it is addressable.
10705 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10706 function split out from ...
10707 (get_constraint_for_1): ... here.
10708 (handle_rhs_call): Use it to mark the return slot escaped if
10709 it is addressable and NRV was applied.
10711 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10713 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10714 Change first argument type to location_t.
10715 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10716 Do not set input_location.
10717 Use loc instead of input_location throughout.
10719 2009-06-13 Richard Guenther <rguenther@suse.de>
10721 PR tree-optimization/40421
10722 * tree-predcom.c (should_unroll_loop_p): Remove.
10723 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10725 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10727 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10728 Add location argument.
10730 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10732 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10734 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10735 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10736 * config/spu/spu-protos.h: Add location to
10737 spu_resolve_overloaded_builtin.
10738 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10739 spu_build_builtin_va_list.
10740 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10741 argument. Pass location to build_function_call_vec.
10742 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10744 (emit_fpu_switch): Same.
10745 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10746 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10747 to build_decl and create_artificial_label.
10748 (xtensa_gimplify_va_arg_expr): Same.
10749 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10750 (xstormy16_gimplify_va_arg_expr): Same.
10751 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10752 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10753 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10754 (mips16_build_function_stub): Same.
10755 (mips16_build_call_stub): Same.
10757 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10760 * arm/constraints.md (Pa, Pb): New constraints.
10761 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10762 split pattern to deal with them.
10764 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10766 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10767 fix index entry for -Xpreprocessor.
10769 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10771 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10772 Add location argument to build_decl call.
10773 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10774 (rs6000_init_builtins): Same.
10775 (spe_init_builtins): Same.
10776 (rs6000_gimplify_va_arg): Add location argument to
10777 create_artificial_label call.
10779 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10781 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10782 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10783 * Makefile.in: Fix GGC dependency for gcse.o.
10785 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10787 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10788 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10789 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10791 * c-parser.c (c_parser_binary_expression): Use current column while
10792 building binary operations.
10793 * common.opt (fshow-column): Enable by default.
10794 * tree-vrp.c (check_array_ref): Use warning_at.
10795 (check_array_bounds): Use location from call back if expr has no
10797 * tree.h: Add location argument to maybe_fold_*.
10798 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10799 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10800 (maybe_fold_offset_to_component_ref): Same.
10801 (maybe_fold_offset_to_reference): Same.
10802 (maybe_fold_offset_to_address): Same.
10803 (maybe_fold_stmt_indirect): Same.
10804 (maybe_fold_stmt_addition): Same.
10805 (fold_stmt_r): Pass location to maybe_fold_*.
10806 (fold_gimple_assign): Same.
10807 * c-tree.h: Add location argument to finish_decl,
10808 default_function_array_conversion, store_init_value.
10809 * c-decl.c (define_label): Use error_at.
10810 (c_make_fname_decl): Pass location to finish_decl.
10811 (finish_decl): New location argument.
10812 (build_compound_literal): Pass location to store_init_value.
10813 (grokdeclarator): Pass location to finish_decl.
10815 * c-typeck.c (array_to_pointer_conversion): New location argument.
10816 (function_to_pointer_conversion): Same.
10817 (default_function_array_conversion): Same.
10818 (parser_build_unary_op): Pass location to overflow_warning.
10819 (parser_build_binary_op): Same. Use warning_at.
10820 (build_unary_op): Pass location to array_to_pointer_conversion.
10821 (build_c_cast): Pass location to digest_init.
10822 (build_modify_expr): New location argument.
10823 (convert_for_assignment): Same.
10824 (store_init_value): Same.
10825 (digest_init): Same.
10826 (output_init_element): Pass location to digest_init and
10827 array_to_pointer_conversion.
10828 (c_finish_return): Pass location to convert_for_assignment.
10829 * gimplify.c (gimplify_conversion): Pass location to
10830 maybe_fold_offset_to_address.
10831 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10832 to maybe_fold_stmt_addition.
10833 * c-omp.c (c_finish_omp_atomic): Pass new location to
10835 (c_finish_omp_for): Same.
10836 * c-common.c (overflow_warning): New argument.
10837 * c-common.h: New argument to build_modify_expr, overflow_warning.
10838 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10840 (c_parser_initializer): Pass location to
10841 default_function_array_conversion.
10842 (c_parser_initelt): Same.
10843 (c_parser_initval): Same.
10844 (c_parser_asm_operands): Same.
10845 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10846 (c_parser_conditional_expression): Same.
10847 (c_parser_binary_expression): Add location info to stack. Use it.
10848 (c_parser_unary_expression): Pass location to
10849 default_function_array_conversion, parser_build_unary_op,
10850 build_indirect_ref, c_parser_postfix_expression_after_primary.
10851 (c_parser_postfix_expression_after_primary): New location argument.
10853 (c_parser_expression_conv): Pass location to
10854 default_function_array_conversion.
10855 (c_parser_expr_list): Same.
10856 (c_parser_omp_atomic): Same.
10857 (c_parser_omp_for_loop): Same.
10858 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10859 (build_array_declarator): New argument.
10860 * c-decl.c (build_array_declarator): Add location argument.
10861 (grokdeclarator): Set id_loc for cdk_array.
10862 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10863 build_array_declarator.
10864 * tree.c (build_omp_clause): Add location argument.
10865 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10866 (OMP_CLAUSE_LOCATION): New macro.
10867 (struct tree_omp_clause): Add location field.
10868 (build_omp_clause): Add argument.
10869 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10870 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10872 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10873 (cp_parser_omp_clause_collapse): Same.
10874 (cp_parser_omp_clause_default): Same.
10875 (cp_parser_omp_clause_if): Same.
10876 (cp_parser_omp_clause_nowait): Same.
10877 (cp_parser_omp_clause_num_threads): Same.
10878 (cp_parser_omp_clause_ordered): Same.
10879 (cp_parser_omp_clause_schedule): Same.
10880 (cp_parser_omp_clause_untied): Same.
10881 (cp_parser_omp_for_loop): Same.
10882 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10883 * c-tree.h (c_start_case): Add location argument.
10884 (c_process_expr_stmt): Same.
10885 (c_finish_goto_*): Same.
10886 * tree-parloops.c (initialize_reductions): Pass location to
10888 (create_parallel_loop): Same.
10889 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10890 (gfc_trans_omp_reduction_list): Same.
10891 (gfc_trans_omp_clauses): Same.
10892 (gfc_trans_omp_do): Same.
10893 * c-typeck.c (c_finish_goto_label): Same.
10894 (c_finish_goto_ptr): New location argument.
10895 (c_start_case): Same.
10896 (emit_side_effect_warnings): Same.
10897 (c_process_expr_stmt): Same.
10898 (c_finish_stmt_expr): Same.
10899 (c_finish_omp_clauses): Use error_at instead of error.
10900 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10902 * c-omp.c (c_split_parallel_clauses): New location argument.
10903 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10904 to build_omp_clause.
10905 (convert_local_reference_stmt): Same.
10906 (convert_gimple_call): Same.
10907 * c-common.h (c_split_parallel_clauses): New argument.
10908 * c-parser.c (c_parser_statement_after_labels): Pass location to
10909 c_finish_goto_label.
10910 (c_parser_switch_statement): Pass location to c_start_case.
10911 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10912 and c_process_expr_stmt.
10913 (c_parser_omp_variable_list): Add location argument.
10914 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10915 (c_parser_omp_clause_default): Same.
10916 (c_parser_omp_clause_if): Same.
10917 (c_parser_omp_clause_num_threads): Same.
10918 (-c_parser_omp_clause_ordered): Same.
10919 (c_parser_omp_clause_reduction): Pass location to
10920 c_parser_omp_variable_list.
10921 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10922 (c_parser_omp_clause_untied): Same.
10923 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10924 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10926 * c-tree.h (check_for_loop_decls, undeclared_variable,
10927 build_component_ref, build_array_ref, build_external_ref,
10928 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10929 build_conditional_expr, build_compound_expr, c_cast_expr,
10930 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10931 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10933 * c-semantics.c (build_stmt): Same.
10934 (build_case_label): Same.
10935 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10936 (undeclared_variable): New argument.
10937 (make_label): Same.
10938 (lookup_label): Pass location on down.
10939 (define_label): Same.
10940 (finish_decl): Same.
10941 (build_compound_literal): Same.
10942 (finish_struct): Same.
10943 (finish_function): Do not set location here.
10944 (check_for_loop_decls): New argument.
10945 * tree.c (save_expr): Set location.
10946 (build_empty_stmt): New argument.
10947 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10948 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10949 * builtins.c (gimplify_va_arg_expr): Use locations.
10950 (expand_builtin_sync_operation): Same.
10951 * c-typeck.c (build_component_ref): New argument.
10952 (build_array_ref): Same.
10953 (build_external_ref): Same.
10954 (c_expr_sizeof_expr): Same.
10955 (c_expr_sizeof_type): Same.
10956 (parser_build_unary_op): Same.
10957 (build_conditional_expr): Same.
10958 (build_compound_expr): Pass location on down.
10959 (build_compound_expr): New argument.
10960 (build_c_cast): Same.
10961 (c_cast_expr): Same.
10962 (build_asm_expr): Same.
10963 (c_finish_return): Same.
10964 (c_process_expr_stmt): Pass location on down.
10965 (c_finish_stmt_expr): New argument.
10966 (push_clenaup): Same.
10967 (c_finish_omp_parallel): Same.
10968 (c_finish_omp_task): Same.
10969 * gimplify.c (gimplify_call_expr): Pass location on down.
10970 * c-omp.c (c_finish_omp_master): New argument.
10971 (c_finish_omp_critical): Same.
10972 (c_finish_omp_ordered): Same.
10973 (c_finish_omp_barrier): Same.
10974 (-c_finish_omp_taskwait): Same.
10975 (c_finish_omp_atomic): Same.
10976 (c_finish_omp_flush): Same.
10977 * tree-inline.c (copy_tree_body_r): Pass location on down.
10978 (inline_forbidden_p): Remove use of input_location.
10979 * c-gimplify.c (c_build_bind_expr): New argument.
10980 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10981 (c_sizeof_or_alignof_type): New argument.
10982 (c_alignof_expr): Same.
10983 (build_va_arg): Same.
10984 (c_add_case_label): Same.
10985 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10986 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10987 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10988 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10989 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10990 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10992 * stub-objc.c (objc_build_selector_expr): Same.
10993 (objc_build_throw_stmt): Same.
10994 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10995 (c_parser_initelt): Same.
10996 (c_parser_compound_statement): Same.
10997 (c_parser_compound_statement_nostart): Same.
10998 (c_parser_label): Same.
10999 (c_parser_statement_after_labels): Same.
11000 (c_parser_if_body): Same.
11001 (c_parser_else_body): Same.
11002 (c_parser_if_statement): Same.
11003 (c_parser_switch_statement): Same.
11004 (c_parser_while_statement): Same.
11005 (c_parser_do_statement): Same.
11006 (c_parser_for_statement): Same.
11007 (c_parser_asm_statement): Same.
11008 (c_parser_conditional_expression): Same.
11009 (c_parser_binary_expression): Same.
11010 (c_parser_cast_expression): Same.
11011 (c_parser_unary_expression): Same.
11012 (c_parser_sizeof_expression): Same.
11013 (c_parser_alignof_expression): Same.
11014 (c_parser_postfix_expression): Same.
11015 (c_parser_expression): Same.
11016 (c_parser_objc_receiver): Same.
11017 (c_parser_omp_variable_list): Same.
11018 (c_parser_omp_structured_block): Same.
11019 (c_parser_omp_atomic): New argument.
11020 (c_parser_omp_barrier): Same.
11021 (c_parser_omp_critical): Same.
11022 (c_parser_omp_flush): Pass location on down.
11023 (c_parser_omp_for_loop): New argument.
11024 (c_parser_omp_for): Same.
11025 (c_parser_omp_master): Same.
11026 (c_parser_omp_ordered): Same.
11027 (c_parser_omp_sections_scope): Same.
11028 (c_parser_omp_sections): Same.
11029 (c_parser_omp_parallel): Same.
11030 (c_parser_omp_single): Same.
11031 (c_parser_omp_task): Same.
11032 (c_parser_omp_taskwait): Pass location on down.
11033 (c_parser_omp_construct): Same.
11034 (c_parser_omp_threadprivate): Same.
11035 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
11036 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
11037 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
11038 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
11039 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
11040 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
11041 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
11042 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
11043 config/i386/i386.c, stmt.c:
11044 Add location argument to the following function definitions and/or
11045 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
11046 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
11047 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
11048 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
11049 do_case, c_finish_bc_stmt, build_compound_literal,
11050 build_function_call.
11051 * c-decl.c (build_compound_literal): Add location argument.
11052 Make all diagnostic calls use location.
11053 (start_struct): Same.
11054 (finish_struct): Same.
11055 (start_enum): Same.
11056 (build_enumerator): Same.
11057 (start_function): Same.
11058 (grokdeclarator): Make all diagnostic calls use location.
11059 (store_parm_decls_oldstyle): Same.
11060 * c-typeck.c (build_function_call): Add location argument.
11061 Make all diagnostic calls use location.
11063 (c_finish_bc_stmt): Same.
11064 * tree-nested.c (get_trampoline_type): Add argument.
11065 Pass location to build_decl.
11066 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11067 * rtl.h (RTL_LOCATION): New.
11068 * c-common.c (c_add_case_label): Add location argument.
11069 Make all diagnostic calls use location.
11070 * c-common.h: Add location argument to make_fname_decl, do_case,
11071 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11072 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11073 Set it appropriately for every case. Pass enum_loc to start_enum
11074 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11076 (c_parser_struct_or_union_specifier): Save location. Use it for
11077 start_struct, finish_struct, and parser_xref_tag.
11079 2009-06-12 Ian Lance Taylor <iant@google.com>
11081 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11083 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11084 cpp_opts->warn_cxx_operator_names.
11086 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11089 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11090 is returns NULL and OP is a VCE, look through the VCE.
11092 2009-06-12 Ian Lance Taylor <iant@google.com>
11095 * collect2.c (main): Use CONST_CAST2 in code inside #if
11096 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11098 2009-06-12 Joey Ye <joey.ye@intel.com>
11100 PR middle-end/39146
11101 * cfgexpand.c (get_decl_align_unit): Update
11102 max_used_stack_slot_alignment with align instead of
11103 stack_alignment_needed.
11105 * function.c (assign_stack_local_1): Update
11106 max_used_stack_slot_alignment with alignment_in_bits instead
11107 of stack_alignment_needed.
11108 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11111 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11113 * dwarf2out.c (last_var_location_insn): New variable.
11114 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11115 (dwarf2out_var_location): Don't record anything after last real
11116 insn. Only change labels if there were any real instructions
11117 in between last note and this one, or if changed sections.
11119 2009-06-11 Richard Henderson <rth@redhat.com>
11121 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11122 note when storing the frame pointer in a register.
11123 (FRP): Don't redefine to nothing for epilogue.
11124 (alpha_expand_epilogue): Mark register and sp restores.
11125 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11127 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11128 when gen_lowpart is needed.
11130 2009-06-11 Richard Henderson <rth@redhat.com>
11132 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11134 * dwarf2out.c (need_data_align_sf_opcode): New.
11135 (div_data_align): Move earlier.
11136 (def_cfa_1, reg_save): Use it.
11138 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11140 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11141 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11142 (ix86_handle_option): Handle OPT_mcrc32.
11143 (ix86_target_string): Add -mcrc32.
11144 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11146 * config/i386/i386.h (TARGET_CRC32): New.
11148 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11149 (sse4_2_crc32di): Likewise.
11151 * config/i386/i386.opt (mcrc32): New.
11153 * doc/invoke.texi: Document -mcrc32.
11155 2009-06-11 Richard Henderson <rth@redhat.com>
11157 * common.opt (gdwarf-): Accept a version number.
11158 * doc/invoke.texi (gdwarf-): Update docs.
11159 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11160 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11161 version level, and record it.
11163 * dwarf2.h (DW_CIE_VERSION): Remove.
11164 * dwarf2out.c (DWARF_VERSION): Remove.
11165 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11166 (output_call_frame_info): Use CIE version 3 for dwarf3,
11167 or if the return register column is out of range for version 1.
11168 (dwarf_stack_op_name): Add all dwarf3 values.
11169 (DEBUG_PUBTYPES_SECTION): New.
11170 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11171 encoding change for dwarf3.
11172 (output_die) [dw_val_class_die_ref]: Likewise.
11173 (output_compilation_unit_header): Emit correct version for dwarf3.
11174 (output_line_info): Likewise.
11175 (output_pubnames): Update for DWARF_VERSION removal.
11176 (output_aranges): Likewise.
11177 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11178 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11179 (dwarf2out_finish): Likewise.
11181 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11183 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11186 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11189 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11190 * builtins.c (expand_builtin_unreachable): New function.
11191 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11192 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11193 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11195 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11196 searching for missing barriers.
11198 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11200 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11201 when -fprofile-generate* was passed.
11202 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11204 2009-06-11 Anthony Green <green@moxielogic.com>
11206 * config/moxie/moxie.md: Define length attribute for all instructions.
11208 (*b<cond:code>): Support limited branch ranges for new PC-relative
11209 branch instructions.
11210 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11212 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11214 * config/i386/i386.c (min_insn_size): Use get_attr_length
11215 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11216 For __asm return 0.
11218 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11219 instead of emit_insn_before.
11221 2009-06-10 Ian Lance Taylor <iant@google.com>
11224 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11227 2009-06-10 Revital Eres <eres@il.ibm.com>
11229 * passes.c (init_optimization_passes): Reschedule
11230 predictive-commoning pass before complete unroll pass.
11232 2009-06-10 Martin Jambor <mjambor@suse.cz>
11234 * cgraph.c (cgraph_node_can_be_local_p): New function.
11235 (cgraph_make_node_local): New function.
11236 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11237 (cgraph_make_node_local): Declare.
11239 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11241 * tree.h (tree_base): Add packed_flag and user_align fields.
11242 Decrease size of spare field.
11243 (TYPE_USER_ALIGN): Use user_align from tree_base.
11244 (DECL_USER_ALIGN): Likewise.
11245 (TYPE_PACKED): Use packed_flag from tree_base.
11246 (DECL_PACKED): Likewise.
11247 (tree_type): Delete packed_flag and user_align fields. Widen
11248 precision field. Widen mode field and shuffle fields to align
11249 mode on an 8-bit boundary.
11250 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11251 Renumber decl_flag_* fields. Fix comments. Widen
11252 decl_common_unused field.
11253 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11254 (DECL_EXTERNAL): Likewise.
11255 (DECL_BIT_FIELD): Likewise.
11256 (DECL_NONADDRESSABLE_P): Likewise.
11257 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11258 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11260 2009-06-10 Ian Lance Taylor <iant@google.com>
11262 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11263 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11264 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11265 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11266 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11267 DEF_VEC_ALLOC_FUNC_P.
11268 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11269 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11270 DEF_VEC_ALLOC_FUNC_O.
11271 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11272 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11273 DEF_VEC_ALLOC_FUNC_I.
11274 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11275 (vec_stack_p_reserve_exact_1): Declare.
11276 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11277 (vec_stack_free): Declare.
11278 (VEC_stack_alloc): Define.
11279 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11280 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11281 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11282 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11284 (stack_vecs): New static variable.
11285 (vec_stack_p_reserve_exact_1): New function.
11286 (vec_stack_o_reserve_1): New static function.
11287 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11288 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11289 (vec_stack_free): New function.
11290 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11291 (VEC_df_ref_stack_alloc): Define.
11292 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11293 DEF_VEC_ALLOC_P_STACK.
11294 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11295 (struct df_collection_rec): Change _vec fields to VEC. Remove
11297 (df_free_collection_rec): Adjust for new fields.
11298 (df_insn_rescan): Use new df_collection_rec fields.
11299 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11300 (df_ref_create_structure, df_ref_record): Likewise.
11301 (df_get_conditional_uses, df_get_call_refs): Likewise.
11302 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11303 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11304 (df_record_exit_block_uses, df_bb_verify): Likewise.
11305 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11306 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11307 Remove count parameter. Change return type to void. Change all
11309 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11310 Remove count parameter. Change return type to void. Change all
11312 (df_install_refs): Change old_vec parameter to VEC. Remove count
11313 parameter. Change all callers.
11314 (df_install_mws): Change old_vec parameter to VEC. Remove count
11315 parameter. Change all callers.
11316 (df_refs_verify): Change new_rec parameter to VEC. Change call
11318 (df_mws_verify): Likewise.
11320 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11322 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11324 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11326 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11328 2009-06-10 Anthony Green <green@moxielogic.com>
11330 * config/moxie/crti.asm: New file.
11331 * config/moxie/crtn.asm: New file.
11332 * config/moxie/moxie.c: New file.
11333 * config/moxie/moxie.h: New file.
11334 * config/moxie/sfp-machine.h: New file.
11335 * config/moxie/moxie-protos.h: New file.
11336 * config/moxie/t-moxie: Created.
11337 * config/moxie/t-moxie-softfp: Created.
11338 * config/moxie/moxie.md: Created.
11339 * config/moxie/constraints.md: Created.
11340 * config.gcc: Add moxie support.
11341 * doc/md.texi (Machine Constraints): Add moxie constraints.
11342 * doc/contrib.texi (Contributors): Mention moxie port.
11343 * doc/install.texi (Specific): Mention the moxie port.
11345 2009-06-09 Ian Lance Taylor <iant@google.com>
11347 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11348 compiling with C++.
11349 * optabs.c (optab_table): Only use designated initializers if
11350 HAVE_DESIGNATED_INITIALIZERS is defined.
11351 (convert_optab_table): Likewise.
11352 (init_optabs): Always call init_insn_codes if
11353 HAVE_DESIGNATED_INITIALIZERS is not defined.
11355 2009-06-09 Ian Lance Taylor <iant@google.com>
11357 * targhooks.c (default_builtin_vectorized_function): Change fn
11358 parameter to unsigned int.
11359 (default_builtin_vectorized_conversion): Change code parameter to
11361 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11362 * targhooks.h: Update declarations.
11363 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11364 parameter to unsigned int.
11366 * c-typeck.c (comptypes_check_enum_int): New static function.
11367 (comptypes_internal): Add enum_and_int_p parameter. Change all
11369 (comp_target_types): Add location parameter. Change all callers.
11370 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11371 Change all callers.
11372 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11373 (build_conditional_expr): Add colon_loc parameter. Change all
11375 (convert_for_assignment): Add location parameter. Change all callers.
11376 * c-parser.c (c_parser_conditional_expression): Pass location of
11377 colon to build_conditional_expr.
11378 * c-tree.h (build_conditional_expr): Update declaration.
11380 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11382 * graphite.c: Revert previous patch.
11384 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11387 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11389 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11391 * tree-ssa-loop-prefetch.c
11392 (loop_prefetch_arrays): Fixed a portability problem in printf format
11395 2009-06-09 Martin Jambor <mjambor@suse.cz>
11397 PR tree-optimization/40351
11398 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11399 refrence to a potential artifical subaccess can be constructed.
11401 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11403 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11404 (sh_override_options): Likewise.
11405 * config/sh/sh.c: Include params.h.
11406 (sh_optimization_options): New.
11407 (sh_override_options): Likewise.
11408 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11409 (OVERRIDE_OPTIONS): Use sh_override_options.
11411 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11413 * dwarf2out.c (emit_cfa_remember): New variable.
11414 (add_fde_cfi): If emit_cfa_remember, recurse to add
11415 DW_CFA_remember_state first.
11416 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11417 instead just set emit_cfa_remember.
11419 2009-06-08 Jan Hubicka <jh@suse.cz>
11422 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11424 2009-06-08 Jan Hubicka <jh@suse.cz>
11426 PR middle-end/39834
11427 * cgraphunit.c (save_inline_function_body): Do not copy transform
11428 hooks for saved inline bodies.
11429 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11430 for given function.
11432 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11434 * jump.c (returnjump_p): Handle delayed branches. Add missing
11437 2009-06-08 Jan Hubicka <jh@suse.cz>
11439 PR middle-end/40102
11440 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11441 original node might've been modified.
11442 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11444 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11446 * tree-object-size.c (addr_object_size): Add OSI argument.
11447 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11448 (compute_builtin_object_size, expr_object_size): Adjust callers.
11449 (plus_stmt_object_size): Call addr_object_size instead of
11450 compute_builtin_object_size.
11452 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11453 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11455 * tree-ssa-loop-prefetch.c
11456 (gather_memory_references): Introduced a counter for the number of
11458 (anything_to_prefetch_p): Introduced a counter for the number of
11460 (is_loop_prefetching_profitable): New function with a cost model
11462 (loop_prefetch_arrays): Use the new cost model to determine if
11463 prefetching is profitable.
11464 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11465 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11466 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11467 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11468 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11469 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11471 2009-06-08 Michael Matz <matz@suse.de>
11474 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11475 partitions use the same.
11476 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11477 for basevars of SSA_NAMEs.
11478 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11479 to not expand them twice.
11480 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11483 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11485 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11486 (fdump-final-insns=, gtoggle): New.
11487 * doc/invoke.texi: Document them.
11488 * final.c (rest_of_clean_state): Dump final insn stream.
11489 * gcc.c (invoke_as): Hook in -fcompare-debug.
11490 (static_spec_functions): Add compare-debug-dump-opt,
11491 compare-debug-self-opt and compare-debug-auxbase-opt.
11492 (compare_debug, compare_debug_second, compare_debug_opt): New.
11493 (switches_debug_check, n_switches_debug_check): New.
11494 (debug_auxbase_opt, debug_check_temp_file): New.
11495 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11497 (do_self_spec): Handle arguments after switches.
11498 (do_spec_1): Add .gk extension to temp file basenames for compare.
11499 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11500 (cc1_options): Use it instead of normal auxbase computation for
11501 the second compare-debug compilation.
11502 (compare_files): New.
11503 (main): Set up and implement compare debug mode.
11504 (compare_debug_dump_opt_spec_function): New.
11505 (compare_debug_self_opt_spec_function): New.
11506 (compare_debug_auxbase_opt_spec_function): New.
11507 * toplev.c (process_options): Handle flag_gtoggle,
11508 flag_dump_final_insns.
11509 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11510 during -fcompare-debug-second compilation.
11512 2009-06-07 Ian Lance Taylor <iant@google.com>
11514 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11515 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11517 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11518 with no default node. Change warning with %H to warning_at.
11519 Don't clear warn_switch around case checking.
11520 * doc/invoke.texi (Warning Options): Clarify distinction between
11521 -Wswitch and -Wswitch-enum.
11523 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11525 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11527 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11529 * gbl-ctors.h: Add header guard.
11531 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11533 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11534 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11535 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11536 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11537 prototypes for removed functions.
11538 (expressions_equal_p): Move to ...
11539 * tree-ssa-sccvn.h: ... here and ...
11540 * matrix-reorg.c: ... adjust includes.
11542 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11544 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11546 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11548 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11549 (finish_function): Remove erroneous whitespace.
11551 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11553 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11554 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11556 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11558 * errors.c (internal_error): Commentary typo fix.
11559 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11560 * tree-ssa-pre.c: Ditto.
11562 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11564 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11565 them is supposed to hold actual statements.
11567 2009-06-06 Ian Lance Taylor <iant@google.com>
11569 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11570 empty statements can now have attributes.
11572 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11574 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11575 * config/mips/mips.md: Ditto.
11577 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11579 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11581 (__eabi_uconvert): Likewise.
11583 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11585 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11586 CFI_* definitions with IN_GCC.
11588 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11590 * xcoffout.h (xcoffout_source_line): Update prototype.
11592 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11594 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11595 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11597 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11599 PR middle-end/40340
11600 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11601 inlined_function_outer_scope_p blocks for artificial inlines
11603 * tree.c (tree_nonartificial_location): Rewrite using
11604 block_nonartificial_location.
11606 2009-06-05 Revital Eres <eres@il.ibm.com>
11607 Leehod Baruch <leehod@il.ibm.com>
11609 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11610 (expand_expr_real_1): Remove comment.
11611 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11612 Vectorize misaligned access when the target supports it.
11613 (vect_supportable_dr_alignment): Check for unaligned access support.
11614 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11617 2009-06-05 Julian Brown <julian@codesourcery.com>
11619 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11620 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11622 2009-06-05 Richard Guenther <rguenther@suse.de>
11625 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11626 as possibly unused.
11628 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11630 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11631 (save_gprs): Don't tell unwinder when a global register is saved.
11632 (s390_emit_epilogue): Emit needed epilogue unwind info.
11634 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11636 * dwarf2out.c (deferred_asm_name): New.
11637 (add_name_and_src_coords_attributes): Defer creation of
11638 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11640 (move_linkage_attr): New.
11641 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11644 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11646 * tree-nested.c (finalize_nesting_tree_1): Declare the
11647 frame_decl in the binding tree.
11649 2009-06-04 Cary Coutant <ccoutant@google.com>
11651 * basic-block.h (struct basic_block_def): Add discriminator field.
11652 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11654 * debug.c (do_nothing_debug_hooks): Add additional entry.
11655 (debug_nothing_int_charstar_int): New function.
11656 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11657 (debug_nothing_int_charstar_int): New declaration.
11658 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11659 discriminator value in .loc directive.
11660 * final.c (last_discriminator): New variable.
11661 (discriminator): New variable.
11662 (final_start_function): Initialize above variables, pass current
11663 discriminator to debug hook.
11664 (notice_source_line): Check for discriminator change.
11665 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11666 * sdbout.c (sdbout_source_line): New parameter.
11667 * tree-cfg.c (struct locus_discrim_map): New structure type.
11668 (discriminator_per_locus): New hash table.
11669 (build_gimple_cfg): Allocate and free discriminator hash table.
11670 (make_edges): Call assign_discriminator.
11671 (locus_map_hash): New function.
11672 (locus_map_eq): New function.
11673 (next_discriminator_for_locus): New function.
11674 (same_line_p): New function.
11675 (assign_discriminator): New function.
11676 (make_cond_expr_edges): Call assign_discriminator.
11677 (make_gimple_switch_edges): Likewise.
11678 (first_non_label_stmt): New function.
11679 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11681 * xcoffout.c (xcoffout_source_line): Add new parameter.
11683 * configure.ac (gcc_cv_as_discriminator): New configury check for
11684 gas support for discriminator.
11685 * configure: Regenerate.
11686 * config.in: Regenerate.
11688 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11690 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11691 val after checking for integers.
11693 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11695 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11697 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11698 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11699 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11700 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11701 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11702 X64_SSE_REGPARM_MAX.
11703 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11704 X64_SSE_REGPARM_MAX.
11706 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11708 * gcc.c (report_times_to_file): New.
11709 (execute): Implement it.
11710 (process_command): Support -time=.
11711 * doc/invoke.texi: Document it.
11713 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11715 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11716 that have value exprs.
11718 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11720 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11721 declarations for constants until...
11722 (dw2_output_indirect_constant_1): ... this point.
11724 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11727 * arm.md (arm_addsi3): Don't try to split an add with an
11728 eliminable register until after reload has completed.
11730 2009-06-03 Ian Lance Taylor <iant@google.com>
11732 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11733 * genattrtab.c (write_length_unit_log): Likewise.
11734 * genchecksum.c (dosum): Likewise.
11735 * gengtype.c (write_rtx_next): Likewise.
11736 (finish_root_table, write_roots): Likewise.
11737 * gimple.c (gimple_ops_offset_): Likewise.
11738 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11739 * config/arc/arc.c (arc_attribute_table): Likewise.
11740 * config/arm/arm.c (arm_attribute_table): Likewise.
11741 * config/avr/avr.c (avr_attribute_table): Likewise.
11742 * config/crx/crx.c (crx_attribute_table): Likewise.
11743 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11744 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11745 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11746 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11747 * config/sh/sh.c (sh_attribute_table): Likewise.
11748 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11749 * config/spu/spu.c (spu_attribute_table): Likewise.
11750 * config/v850/v850.c (v850_attribute_table): Likewise.
11752 * config/alpha/alpha.c (vms_attribute_table): Make static.
11753 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11754 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11755 * config/mips/mips.c (mips_attribute_table): Likewise.
11757 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11759 (cc1-checksum.o): Likewise.
11761 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11763 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11765 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11767 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11768 insn if it is changing sp. Use gen_add3_insn instead of
11769 conditionally gen_addsi3 and gen_adddi3.
11770 (offset_below_red_zone_p): New static inline function.
11771 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11772 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11773 * config/rs6000/ppc-asm.h: Include auto-host.h.
11774 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11775 CFI_RESTORE): Define.
11776 * config/rs6000/crtresxgpr.asm: Add unwind info.
11777 * config/rs6000/crtresxfpr.asm: Likewise.
11778 * config/rs6000/crtresgpr.asm: Likewise.
11779 * config/rs6000/crtresfpr.asm: Likewise.
11780 * config/rs6000/crtsavgpr.asm: Likewise.
11781 * config/rs6000/crtsavfpr.asm: Likewise.
11783 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11784 argument of DWARF2_FRAME_REG_OUT macros.
11786 2009-06-03 Julian Brown <julian@codesourcery.com>
11788 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11789 words or less (including TImode) in core registers.
11791 2009-06-03 Richard Guenther <rguenther@suse.de>
11793 PR middle-end/40328
11794 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11796 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11798 * statistics.c (statistics_counter_event): Do not record event
11799 in pass dump if its number == -1.
11800 (curr_statistics_hash): Add assert that we never get passes
11801 with static number == -1.
11803 2009-06-03 Richard Guenther <rguenther@suse.de>
11804 Andrey Belevantsev <abel@ispras.ru>
11806 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11807 non-BLKmode arrays addressable.
11809 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11811 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11812 * config/m68k/m68k.h: ... here.
11813 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11816 2009-06-03 Martin Jambor <mjambor@suse.cz>
11818 PR tree-optimization/40323
11819 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11822 2009-06-03 Richard Guenther <rguenther@suse.de>
11824 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11827 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11829 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11830 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11831 JUMP_TABLE_DATA_P where applicable.
11832 * config/sh/sh.c: Ditto.
11833 * config/sh/sh.h: Ditto.
11834 * config/sh/sh.md: Ditto.
11835 * config/sh/symbian.c: Ditto.
11837 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11839 * config/i386/driver-i386.c (describe_cache): Optimize
11840 concatenation of strings. Use snprintf instead of sprintf.
11841 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11842 target when not compiling with GCC.
11844 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11846 * config/sh/sh.c: Revert last change.
11847 (sh_expand_epilogue): Emit a blockage insn before the frame
11848 pointer adjustment unconditionally.
11850 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11852 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11853 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11854 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11855 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11856 to COLLECT_GCC_OPTIONS.
11858 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11860 * collect2.c (target_system_root): New variable.
11861 (main): Handle --sysroot=.
11862 (ignore_library): Strip the sysroot from the library path.
11864 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11866 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11867 (collect2.o): Depend on collect2-aix.h.
11868 (collect2-aix.o): New rule.
11869 * collect2-aix.h: New file.
11870 * collect2-aix.c: Likewise.
11871 * collect2.c: Include collect2-aix.h. Don't undefine
11872 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11873 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11874 Use TARGET_AIX_VERSION instead of _AIX51.
11875 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11876 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11877 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11878 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11879 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11881 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11883 * collect2.c (ignore_library): Avoid premature post-increment
11884 and null deference.
11886 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11888 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11889 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11890 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11891 CROSS_DIRECTORY_STRUCTURE too.
11892 (LINK_LIBG_SPEC): Likewise.
11893 (LIB_SPEC): Add %R to sysroot paths.
11894 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11895 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11896 * config/rs6000/aix51.h: As for aix43.h.
11897 * config/rs6000/aix52.h: Likewise.
11898 * config/rs6000/aix53.h: Likewise.
11899 * config/rs6000/aix61.h: Likewise.
11900 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11901 to the beginning of sysroot paths.
11903 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11905 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11906 INSN_LISTs that are out of the REG_NOTE range.
11908 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11910 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11911 (struct var_to_expand): Likewise.
11912 (struct opt_info): Add head and tail for linked lists of the above.
11913 (analyze_insn_to_expand_var): Initialize next.
11914 (analyze_iv_to_split_insn): Likewise.
11915 (analyze_insns_in_loop): Create linked lists.
11916 (allocate_basic_variable): Simplify for use without hash table.
11917 (insert_var_expansion_initialization): Likewise, make it type-safer.
11918 (combine_var_copies_in_loop_exit): Likewise.
11919 (apply_opt_in_copies): Walk lists rather than hash tables.
11920 (release_var_copies): Simplified and inlined by hand into...
11921 (free_opt_info): ... this function.
11923 2009-06-02 Richard Guenther <rguenther@suse.de>
11925 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11928 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11930 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11931 only for builtins that are not overridden.
11933 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11935 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11938 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11940 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11942 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11944 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11946 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11948 * common.opt (fdump-unnumbered-links): New.
11949 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11950 * print-rtl.c (flag_dump_unnumbered_links): New.
11951 (print_rtx): Test it.
11953 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11955 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11956 push/pop multiple to 8-byte alignment.
11958 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11960 * config/i386/i386.c (queued_cfa_restores): New static variable.
11961 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11963 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11964 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11965 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11966 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11967 note unconditionally.
11968 (ix86_emit_restore_regs_using_mov): Likewise.
11969 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11970 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11971 it through to ix86_emit_restore_reg_using_pop.
11972 (ix86_emit_leave): Add RED_OFFSET argument. Call
11973 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11974 instead of adding REG_CFA_OFFSET note unconditionally.
11975 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11976 the above functions. Call ix86_add_queued_cfa_restore_notes when
11979 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11980 force output of the label even for dwarf2out_do_cfi_asm.
11981 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11982 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11983 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11985 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11986 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11987 dwarf2out_cfi_label callers.
11988 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11989 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11990 Adjust dwarf2out_cfi_label callers.
11991 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11993 * config/i386/i386.h (struct machine_cfa_state,
11994 struct machine_function): Guard with ifndef USED_FOR_TARGET
11995 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11998 * emutls.c (__emutls_get_address): Change arr->size to mean number
11999 of allocated arr->data entries instead of # of slots + 1.
12001 PR middle-end/40316
12002 * recog.c (peep2_reinit_state): New function.
12003 (peephole2_init_state): Use it at the end of a basic block and also
12004 when seeing a RTX_FRAME_RELATED_P insn.
12006 2009-06-01 Steve Ellcey <sje@cup.hp.com>
12008 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
12009 fixuns_truncrfdi2): New.
12010 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
12011 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
12012 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
12013 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
12014 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
12015 *recip_approx): Remove.
12016 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
12017 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
12018 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
12020 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
12023 2009-06-01 Ian Lance Taylor <iant@google.com>
12025 * attribs.c (register_attribute): Use CONST_CAST.
12026 * collect2.c (main): Use CONST_CAST2.
12027 (scan_prog_file): Likewise.
12028 * gcc.c (process_command, main): Likewise.
12029 * toplev.c (toplev_main): Likewise.
12031 * c-typeck.c (handle_warn_cast_qual): New static function,
12032 partially broken out of build_c_cast.
12033 (build_c_cast): Call handle_warn_cast_qual.
12034 * doc/invoke.texi (Warning Options): Document new effect of
12037 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
12039 * diagnostic.c (diagnostic_build_prefix): Always print columns.
12040 (diagnostic_report_current_module): Print columns.
12041 * common.opt (flag_show_column): Enable by default.
12043 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
12045 * alias.c (find_base_term): Check for NULL term before returning.
12047 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12049 Revert due to PR40320:
12050 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12051 * calls.c (emit_library_call_value_1): Don't force_operand for move
12054 2009-06-01 Olivier Hainque <hainque@adacore.com>
12055 Eric Botcazou <ebotcazou@adacore.com>
12057 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
12058 to be processed as a bitfield for constructor output purposes.
12059 * output.h (initializer_constant_valid_for_bitfield_p): Declare
12061 * varasm.c (oc_local_state): New type, output_constructor
12062 local state to support communication with helpers.
12063 (oc_outer_state): New type, output_constructor outer state of
12064 relevance in recursive calls.
12065 (output_constructor_array_range): New output_constructor helper,
12066 extracted code for an array range element.
12067 (output_constructor_regular_field): New output_constructor helper,
12068 extracted code for an element that is not a bitfield.
12069 (output_constructor_bitfield): New output_constructor helper,
12070 extracted code for a bitfield element. Accept an OUTER state
12071 argument for recursive processing. Recurse on record or array
12072 CONSTRUCTOR values, possibly past noop conversions.
12073 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12074 VALUE is a valid constant-valued expression for use in a static
12075 bit-field initializer.
12076 (output_constructor): Rework to use helpers. Accept and honor an
12077 OUTER state argument for recursive calls. Return total size. Be
12078 prepared for nested constructors initializing bitfields.
12079 (output_constant): Feed OUTER in calls to output_constructor.
12081 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12083 * calls.c (emit_library_call_value_1): Don't force_operand for move
12086 2009-06-01 Nick Clifton <nickc@redhat.com>
12088 * doc/invoke.texi (IA-64 Options): Fix typo.
12090 2009-06-01 Ira Rosen <irar@il.ibm.com>
12092 PR tree-optimization/39129
12093 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12095 (vect_do_peeling_for_loop_bound): Use
12096 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12097 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12098 (vect_loop_versioning): Likewise.
12099 (vect_create_cond_for_alias_checks): Fix indentation.
12100 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12102 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12103 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12104 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12105 "control flow in loop".
12106 (vect_estimate_min_profitable_iters): Use
12107 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12108 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12109 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12110 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12111 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12112 statement belongs to a group of strided accesses with the exact code
12114 (vectorizable_load): Likewise.
12115 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12116 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12118 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12120 * config/freebsd-stdint.h: New file.
12121 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12122 Add freebsd-stdint.h to tm_file.
12124 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12126 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12127 (thumb2_extendhidi2): Likewise.
12129 2009-05-31 Ian Lance Taylor <iant@google.com>
12131 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12133 2009-05-31 Ian Lance Taylor <iant@google.com>
12135 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12136 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12137 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12139 2009-05-31 Jason Merrill <jason@redhat.com>
12141 * tree-pretty-print.c (print_call_name): Take the callee, not the
12142 call itself. Make non-static. Use dump_function_name for functions.
12143 (dump_generic_node): Adjust.
12144 * diagnostic.h: Declare print_call_name.
12145 * gimple-pretty-print.c (dump_gimple_call): Use it.
12147 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12149 * config/sh/sh.md (ashldi3_std): New define_expand.
12152 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12155 * config/sh/sh.c: Include debug.h.
12156 (sh_expand_epilogue): Emit a blockage insn before the frame
12157 pointer adjustment also when dwarf2out_do_frame returns true.
12159 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12161 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12162 (thumb2_extendqidi2): New pattern.
12164 2009-05-31 Ira Rosen <irar@il.ibm.com>
12166 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12167 mark phis for renaming.
12168 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12169 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12170 Call mark_sym_for_renaming.
12171 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12172 * tree-vect-loop.c (vect_transform_loop): Remove
12173 vect_memsyms_to_rename initialization and a call to
12174 mark_set_for_renaming.
12176 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12178 PR middle-end/40304
12179 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12180 frame related even if !set_cfa && style < 0.
12182 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12184 * config/i386/mingw-tls.c: New file.
12185 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12186 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12187 defining _WIN32 but not __CYGWIN__.
12189 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12191 * configure.ac: Add MPC support.
12193 * config.in, configure: Regenerate.
12195 2009-05-29 Richard Henderson <rth@redhat.com>
12197 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12198 NOTE_INSN_BASIC_BLOCK.
12199 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12200 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12201 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12203 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12205 (add_cfi): Disable check redefining cfa away from drap.
12206 (lookup_cfa_1): Add remember argument; handle remember/restore.
12207 (lookup_cfa): Pass remember argument.
12208 (cfa_remember): New.
12209 (compute_barrier_args_size_1): Remove sibcall check.
12210 (dwarf2out_frame_debug_def_cfa): New.
12211 (dwarf2out_frame_debug_adjust_cfa): New.
12212 (dwarf2out_frame_debug_cfa_offset): New.
12213 (dwarf2out_frame_debug_cfa_register): New.
12214 (dwarf2out_frame_debug_cfa_restore): New.
12215 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12216 (dwarf2out_begin_epilogue): New.
12217 (dwarf2out_frame_debug_restore_state): New.
12218 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12219 DW_CFA_restore_state.
12220 (output_cfi_directive): Likewise.
12221 (convert_cfa_to_fb_loc_list): Likewise.
12222 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12223 * dwarf2out.h: Update.
12224 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12225 (copy_insn_1): Early out for null.
12226 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12227 and dwarf2out_frame_debug_restore_state.
12228 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12229 (prologue_insn_hash, epilogue_insn_hash): New.
12230 (free_after_compilation): Adjust freeing accordingly.
12231 (record_insns): Create hash table if needed; push insns into
12232 hash instead of array.
12233 (maybe_copy_epilogue_insn): New.
12234 (contains): Search hash table instead of array.
12235 (sibcall_epilogue_contains): Remove.
12236 (thread_prologue_and_epilogue_insns): Split eh_return insns
12237 and mark them as epilogues.
12238 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12239 scanning in terms of basic blocks.
12240 * insn-notes.def (CFA_RESTORE_STATE): New.
12241 * jump.c (returnjump_p_1): Accept EH_RETURN.
12242 (eh_returnjump_p_1, eh_returnjump_p): New.
12243 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12244 CFA_REGISTER, CFA_RESTORE): New.
12245 * rtl.def (EH_RETURN): New.
12246 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12248 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12249 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12251 * config/i386/i386.c (gen_push): Update cfa state.
12252 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12253 add a CFA_ADJUST_CFA note.
12254 (ix86_dwarf_handle_frame_unspec): Remove.
12255 (ix86_expand_prologue): Update cfa state.
12256 (ix86_emit_restore_reg_using_pop): New.
12257 (ix86_emit_restore_regs_using_pop): New.
12258 (ix86_emit_leave): New.
12259 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12260 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12261 * config/i386/i386.h (struct machine_cfa_state): New.
12262 (ix86_cfa_state): New.
12263 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12264 (eh_return_internal): Merge from eh_return_<mode>,
12265 use eh_return rtx, split w/ epilogue.
12267 2009-05-29 Ian Lance Taylor <iant@google.com>
12269 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12271 * calls.c (emit_library_call_value_1): Likewise.
12273 * c-typeck.c (c_build_va_arg): New function.
12274 * c-tree.h (c_build_va_arg): Declare.
12275 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12276 instead of build_va_arg.
12278 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12280 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12281 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12282 (ptr_difference_cost): Use affine combinations to compute it.
12283 (difference_cost): Likewise.
12284 (get_computation_cost_at): Compute more accurate cost for addresses
12285 if the ratio is a multiplier allowed in addresses.
12286 For non-addresses, consider that an additional offset or symbol is
12289 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12291 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12292 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12294 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12295 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12296 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12298 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12299 to 1 for TYPE_SSE{IADD1,CVT1}.
12300 (prefix_vex_imm8): Removed.
12301 (length_vex): Only pass 1 as second argument to
12302 ix86_attr_length_vex_default if prefix_extra is 0.
12303 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12304 (length): For prefix vex computation use length_immediate
12305 attribute instead of prefix_vex_imm8.
12306 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12307 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12308 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12309 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12310 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12311 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12312 a space in between the operands.
12313 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12314 if one operand is 0xff and the other one si, di, bp or sp.
12315 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12316 other one si, di, bp or sp.
12317 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12318 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12319 type and mode attributes.
12320 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12321 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12322 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12323 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12324 prefix_data16 attribute iff MODE_DF.
12325 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12326 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12327 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12328 constm128_operand in length_immediate computation.
12329 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12330 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12331 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12332 length_immediate attribute to 1.
12333 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12334 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12335 for certain alternatives.
12336 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12337 prefix_data16 attribute if MODE_V1DF.
12338 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12339 length_immediate to 1.
12340 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12341 length_address to 4, set mode attribute to MODE_DI.
12342 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12343 (fxam<mode>2_i387): Set length attribute to 4.
12344 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12345 *prefetch_3dnow_rex): Override length_address attribute.
12346 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12348 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12349 (constm128_operand): Removed.
12350 * config/i386/i386.c (memory_address_length): For
12351 disp && !index && !base in 64-bit mode account for SIB byte if
12352 print_operand_address can't optimize disp32 into disp32(%rip)
12353 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12354 for fs: or gs: segment.
12355 (ix86_attr_length_immediate_default): When checking if shortform
12356 is possible, truncate immediate to the length of the non-shortened
12358 (ix86_attr_length_address_default): Ignore MEM_P operands
12360 (ix86_attr_length_vex_default): Only check for DImode on
12361 GENERAL_REG_P operands.
12362 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12363 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12364 (sse_cvttps2pi): Clear prefix_rep attribute.
12365 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12367 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12368 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12369 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12370 iff operand 2 is const_int_operand.
12371 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12372 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12373 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12375 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12377 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12378 prefix_data16 attribute for movlpd and movhpd instructions.
12379 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12380 length_immediate for shufpd instruction.
12381 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12382 (avx_cmpp<avxmodesuffixf2c><mode>3,
12383 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12384 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12385 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12386 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12387 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12388 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12389 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12390 prefix_data16 attribute for the first alternative to 1.
12391 (*avx_loadlps): Override length_immediate for the first alternative.
12392 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12393 attributes for second alternative.
12394 (*vec_concatv2sf_sse4_1): Override length_immediate and
12395 prefix_data16 attributes for second alternative.
12396 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12397 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12398 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12399 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12400 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12401 prefix_data16 and length_immediate to 1.
12402 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12404 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12405 prefix_extra attribute for variants that don't have 0f prefix alone.
12406 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12407 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12408 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12409 *sse4_1_pextrd): Set length_immediate to 1.
12410 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12411 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12413 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12414 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12415 length_immediate to 1 for second alternative.
12416 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12417 prefix_extra and length_immediate attributes for the first
12419 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12421 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12422 to 1 for the first and third alternative.
12423 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12425 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12427 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12429 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12430 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12431 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12432 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12433 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12434 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12435 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12436 ssse3_psign<mode>3): Override prefix_rex attribute.
12437 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12438 (ssse3_palignrti): Override length_immediate to 1.
12439 (ssse3_palignrdi): Override length_immediate to 1, override
12440 prefix_rex attribute.
12441 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12442 (sse4a_extrqi): Override length_immediate to 2.
12443 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12444 (sse4a_insertq): Override prefix_data16 to 0.
12445 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12446 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12447 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12448 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12449 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12450 and length_immediate to 1.
12451 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12452 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12453 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12454 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12455 and length_immediate to 1.
12456 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12457 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12458 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12459 avx_ptest256): Override prefix_extra to 1.
12460 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12461 Override prefix_data16 and length_immediate to 1.
12462 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12463 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12464 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12465 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12466 prefix_data16 to 0 and prefix_extra to 2.
12467 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12468 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12470 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12471 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12472 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12473 and prefix_extra to 2.
12474 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12475 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12476 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12477 avx_vpermilvar<mode>3,
12478 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12479 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12480 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12481 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12482 Override prefix_extra to 1.
12483 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12484 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12485 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12486 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12487 prefix_extra and length_immediate to 1.
12488 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12490 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12491 to 1 for the first alternative.
12492 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12493 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12495 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12496 *movv2sf_internal_avx, *movv2sf_internal): Override
12497 prefix_rep attribute for certain alternatives.
12498 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12499 attributes for certain alternatives.
12500 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12501 attributes for certain alternatives.
12502 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12503 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12504 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12505 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12506 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12507 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12508 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12509 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12510 length_immediate to 1 if operand 2 is const_int_operand.
12511 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12512 *vec_extractv2si_1): Set length_immediate attribute to 1.
12513 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12514 using old 3DNOW insn rather than SSE/3DNOW_A.
12515 (mmx_emms, mmx_femms): Clear modrm attribute.
12517 2009-05-29 Martin Jambor <mjambor@suse.cz>
12519 * tree-sra.c: New implementation of SRA.
12521 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12522 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12523 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12524 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12525 (SRA_MAX_STRUCTURE_COUNT): Removed.
12526 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12527 * doc/invoke.texi (sra-max-structure-size): Removed.
12528 (sra-field-structure-ratio): Removed.
12530 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12532 PR middle-end/40291
12533 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12536 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12538 PR rtl-optimization/40101
12539 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12540 seqno. Adjust comment.
12541 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12542 inserting bookkeeping before a jump, the jump is not scheduled.
12543 When no positive seqno found, provide a value. Add comment.
12545 2009-05-29 Richard Guenther <rguenther@suse.de>
12547 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12548 short-cutting on the first component.
12550 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12552 PR middle-end/39958
12553 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12554 for trees other than decls/types.
12556 2009-05-29 Richard Guenther <rguenther@suse.de>
12558 * tree-ssa-operands.c (get_expr_operands): Do not handle
12559 INDIRECT_REFs in the handled-component case. Remove
12560 unused get_ref_base_and_extent case.
12561 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12562 tree_low_cst and host_integerp where possible.
12563 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12564 codes for equivalence.
12565 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12567 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12569 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12570 to tmake_file for i[34567]86-*-cygwin*.
12572 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12575 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12576 (altivec_categorize_keyword, init_vector_keywords,
12577 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12580 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12582 * tree.c (handle_dll_attribute): Check if node is
12583 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12585 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12587 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12589 (thumb2_zero_extendqidi2): Likewise.
12591 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12593 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12594 instead of gen_movrt.
12595 * config/sh/sh.md (movrt): Remove.
12597 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12599 * doc/invoke.texi (IA-64 Options):
12600 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12601 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12602 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12603 -msched-prefer-non-control-spec-insns,
12604 -msched-stop-bits-after-every-cycle,
12605 -msched-count-spec-in-critical-path,
12606 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12607 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12608 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12609 and -msched-spec-verbose.
12611 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12613 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12614 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12616 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12618 2009-05-28 Richard Guenther <rguenther@suse.de>
12620 * tree-ssa-alias.c (ao_ref_init): New function.
12621 (ao_ref_base): Likewise.
12622 (ao_ref_base_alias_set): Likewise.
12623 (ao_ref_alias_set): Likewise.
12624 (refs_may_alias_p_1): Change signature.
12625 (refs_may_alias_p): Adjust.
12626 (refs_anti_dependent_p): Likewise.
12627 (refs_output_dependent_p): Likewise.
12628 (call_may_clobber_ref_p_1): Change signature.
12629 (call_may_clobber_ref_p): Adjust.
12630 (stmt_may_clobber_ref_p_1): New function split out from ...
12631 (stmt_may_clobber_ref_p): ... here.
12632 (maybe_skip_until): Adjust signature.
12633 (get_continuation_for_phi): Likewise.
12634 (walk_non_aliased_vuses): Likewise.
12635 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12636 (ao_ref_init): Declare.
12637 (ao_ref_base): Likewise.
12638 (ao_ref_alias_set): Likewise.
12639 (stmt_may_clobber_ref_p_1): Likewise.
12640 (walk_non_aliased_vuses): Adjust.
12641 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12642 (get_ref_from_reference_ops): remove.
12643 (vn_reference_lookup_2): Adjust signature.
12644 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12645 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12646 (vn_reference_lookup): Adjust.
12647 (vn_reference_insert): Likewise.
12648 (vn_reference_insert_pieces): Adjust signature.
12649 (visit_reference_op_call): Adjust.
12650 * tree-ssa-pre.c (get_expr_type): Simplify.
12651 (phi_translate_1): Adjust.
12652 (compute_avail): Likewise.
12653 (translate_vuse_through_block): Do not re-build trees.
12654 (value_dies_in_block_x): Likewise.
12655 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12657 (vn_reference_lookup_pieces): Adjust declaration.
12658 (vn_reference_insert_pieces): Likewise.
12660 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12662 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12663 with checking disabled.
12665 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12669 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12670 macro definition for support of three-operand format aligned
12671 .comm directive in assembler on cygwin/pe/mingw target OS.
12672 * configure: Regenerate.
12673 * config.h: Regenerate.
12675 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12676 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12677 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12679 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12680 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12682 2009-05-28 Ira Rosen <irar@il.ibm.com>
12684 PR tree-optimization/40254
12685 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12686 in analysis of basic blocks.
12688 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12690 PR middle-end/33699
12691 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12692 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12693 (TARGET_INITIALIZER): Use it.
12694 * cse.c (CHEAPER): Move it up to the other macros.
12695 (insert): Rename this ...
12696 (insert_with_costs): ... to this. Add cost parameters. Update
12698 (insert): New function. Call insert_with_costs.
12699 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12700 find_reg_offset_for_const, try_const_anchors): New functions.
12701 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12702 when using a const-anchor. Call insert_const_anchors.
12703 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12704 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12706 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12708 * tree-inline.c (remap_decls): Enable nonlocalized variables
12709 when not optimizing.
12711 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12713 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12714 Simplify other tests involving optimize.
12716 2009-05-27 Tom Tromey <tromey@redhat.com>
12718 * unwind-dw2.c (_Unwind_DebugHook): New function.
12719 (uw_install_context): Call _Unwind_DebugHook.
12721 2009-05-27 Tom Tromey <tromey@redhat.com>
12723 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12725 2009-05-27 Ian Lance Taylor <iant@google.com>
12727 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12728 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12729 (ALL_LINKERFLAGS): Define.
12730 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12731 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12732 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12733 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12734 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12735 $(LINKER_FOR_BUILD).
12736 (build/gcov-iov$(build_exeext)): Likewise.
12738 2009-05-27 Julian Brown <julian@codesourcery.com>
12740 * gcse.c (target.h): Include.
12741 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12742 copy of argument to a pseudo register.
12744 2009-05-27 Diego Novillo <dnovillo@google.com>
12746 * tree-ssa-live.c (dump_scope_block): Document arguments.
12747 (dump_scope_blocks): Document.
12748 (debug_scope_blocks): New.
12749 * tree-flow.h (debug_scope_blocks): Declare.
12751 2009-05-21 Denis Chertykov <denisc@overta.ru>
12753 * doc/contrib.texi (Contributors): Add myself to the list.
12755 2009-05-27 Olivier Hainque <hainque@adacore.com>
12757 * expr.c (target_align): New function. Alignment the TARGET of an
12758 assignment may be assume to have.
12759 (highest_pow2_factor_for_target): Use it instead of relying on
12760 immediate tree attributes of TARGET, not necessarily honored when
12761 intermediate bitfields are involved.
12763 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12766 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12767 AVX, SSE4, AES, PCLMUL and POPCNT.
12769 2009-05-27 Diego Novillo <dnovillo@google.com>
12771 * tree-pretty-print.c (dump_location): New.
12772 (dump_generic_node): Call it.
12773 Factor code to handle BLOCK nodes ...
12774 (dump_block_node): ... here.
12776 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12778 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12780 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12782 * gcc-plugin.h: Include config.h and system.h.
12783 (IN_GCC): Define if not defined.
12785 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12787 PR middle-end/40249
12788 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12791 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12793 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12795 * config/m32r/m32r.h: Ditto.
12796 * config/m32r/m32r.md: Ditto.
12797 * config/m32r/predicates.md: Ditto.
12799 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12801 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12803 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12806 (Loading plugins): typo.
12807 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12808 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12809 (Interacting with the GCC Garbage Collector): Added new section.
12810 (Giving information about a plugin): Added new section for
12812 * ggc.h (ggc_register_root_tab): Added declaration.
12813 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12814 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12815 (register_callback): Improved comment in declaration.
12816 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12817 (extra_root_vec) Added static variable for dynamic roots registration.
12818 (ggc_register_root_tab) Added new routine.
12819 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12820 PLUGIN_GGC_MARKING event.
12821 * ggc-zone.c: Include plugin.h.
12822 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12823 * ggc-page.c: Include plugin.h.
12824 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12825 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12826 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12827 (register_callback): check lack of callbacks for
12828 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12829 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12830 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12831 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12832 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12833 dependency on plugin.h.
12834 (plugin.o): Added dependency on ggc.h...
12836 2009-05-26 Richard Guenther <rguenther@suse.de>
12838 PR middle-end/40248
12840 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12841 with mismatched comparison modes.
12843 * expr.c (expand_expr_real_1): Expand the operand of a
12844 VIEW_CONVERT_EXPR in its natural mode.
12846 2009-05-26 Ian Lance Taylor <iant@google.com>
12848 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12849 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12850 (ALL_COMPILERFLAGS): Define.
12851 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12852 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12853 (collect2$(exeext), collect2.o): Likewise.
12854 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12855 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12856 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12857 (libbackend.o, intl.o, cppdefault.o): Likewise.
12858 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12859 (build/%.o): Use $(COMPILER_FOR_BUILD).
12860 (build/gen%$(build_exeext)): Likewise.
12861 (build/gcov-iov$(build_exeext)): LIkewise.
12862 * config/t-darwin (darwin.o): Use $(COMPILER).
12863 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12864 * config/t-sol2 (sol2-c.o): Likewise.
12865 (sol2.o): Likewise.
12866 * config/t-vxworks (vxworks.o): Likewise.
12867 * config/x-darwin (host-darwin.o): Likewise.
12868 * config/x-hpux (host-hpux.o): Likewise.
12869 * config/x-linux (host-linux.o): Likewise.
12870 * config/x-solaris (host-solaris.o): Likewise.
12871 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12872 * config/arm/t-arm (arm-c.o): Likewise.
12873 * config/arm/t-pe (pe.o): Likewise.
12874 * config/arm/t-wince-pe (pe.o): Likewise.
12875 * config/i386/t-cygming (winnt.o): Likewise.
12876 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12877 * config/i386/t-cygwin (cygwin1.o): Likewise.
12878 (cygwin2.o): Likewise.
12879 * config/i386/t-i386 (i386-c.o): Likewise.
12880 * config/i386/t-interix (winnt.o): Likewise.
12881 * config/i386/t-netware (netware.o): Likewise.
12882 * config/i386/t-nwld (nwld.o): Likewise.
12883 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12884 * config/i386/x-i386 (driver-i386.o): Likewise.
12885 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12886 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12887 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12888 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12889 * config/mips/x-native (driver-native.o): Likewise.
12890 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12891 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12892 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12893 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12894 * config/score/t-score-elf (score7.o): Likewise.
12895 (score3.o): Likewise.
12896 * config/sh/t-sh (sh-c.o): Likewise.
12897 * config/sh/t-symbian (sh-c.o): Likewise.
12898 (symbian.o): Likewise.
12899 * config/spu/t-spu-elf (spu-c.o): Likewise.
12900 * config/v850/t-v850 (v850-c.o): Likewise.
12901 * config/v850/t-v850e (v850-c.o): Likewise.
12903 2009-05-26 Richard Guenther <rguenther@suse.de>
12905 PR tree-optimization/40122
12906 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12907 VECTOR_CSTs if possible.
12908 (fold_gimple_assign): Likewise.
12910 2009-05-26 Richard Guenther <rguenther@suse.de>
12912 PR middle-end/40252
12913 * fold-const.c (fold_binary): Use the correct types for building
12916 2009-05-26 Richard Guenther <rguenther@suse.de>
12918 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12919 redundant calls to merge_alias_info.
12920 (bump_vector_ptr): Likewise.
12921 * tree-ssa-copy.c (merge_alias_info): Remove.
12922 (replace_exp_1): Remove call to merge_alias_info.
12923 (propagate_tree_value): Likewise.
12924 (fini_copy_prop): Propagate points-to info.
12925 * tree-flow.h (merge_alias_info): Remove.
12927 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12929 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12931 2009-05-25 Jan Hubicka <jh@suse.cz>
12933 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12934 * cgraph.h (struct inline_summary): New filed self_wize,
12935 size_inlining_benefit, self_time and time_inlining_benefit.
12936 (struct cgraph_global_info): Replace insns by time ans size fields.
12937 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12938 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12939 (ipcp_update_callgraph): Do not touch function bodies.
12940 * ipa-inline.c: Include except.h
12941 (MAX_TIME): New constant.
12942 (overall_insns): Remove.
12943 (leaf_node_p): New.
12944 (overall_size, max_benefit): New static variables.
12945 (cgraph_estimate_time_after_inlining): New function.
12946 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12947 (cgraph_clone_inlined_nodes): Update size.
12948 (cgraph_mark_inline_edge): Update size.
12949 (cgraph_estimate_growth): Use size info.
12950 (cgraph_check_inline_limits): Check size.
12951 (cgraph_default_inline_p): Likewise.
12952 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12953 (cgraph_decide_recursive_inlining): Check size.
12954 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12956 (cgraph_decide_inlining): Likewise.
12957 (cgraph_decide_inlining_incrementally): Likewise; honor
12958 PARAM_EARLY_INLINING_INSNS.
12959 (likely_eliminated_by_inlining_p): New predicate.
12960 (estimate_function_body_sizes): New function.
12961 (compute_inline_parameters): Use it.
12962 * except.c (must_not_throw_labels): New function.
12963 * except.h (must_not_throw_labels): Declare.
12964 * tree-inline.c (init_inline_once): Kill inlining_weigths
12965 * tree-ssa-structalias.c: Avoid uninitialized warning.
12966 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12967 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12968 (PARAM_INLINE_CALL_COST): Remove.
12969 (PARAM_EARLY_INLINING_INSNS): New.
12971 2009-05-25 Richard Guenther <rguenther@suse.de>
12973 PR tree-optimization/36327
12974 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12975 callback for reference translation or lookup at the point of may-defs.
12976 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12977 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12978 for union COMPONENT_REFs.
12979 (vn_reference_lookup_3): New callback. Lookup from memset
12980 and CONSTRUCTOR assignment, translate through struct copies.
12981 (vn_reference_lookup_pieces): Make sure to not free the
12982 passed operands array. Adjust walk_non_aliased_vuses call.
12983 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12984 make sure we do not leak memory.
12986 2009-05-25 Richard Guenther <rguenther@suse.de>
12988 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12989 * tree-inline.c (expand_call_inline): Reset the escaped and
12990 callused solutions.
12991 * tree-ssa-structalias.c (pass_build_ealias): New.
12992 * tree-pass.h (pass_build_ealias): Declare.
12993 * passes.c (init_optimization_passes): Add PTA during
12994 early optimizations.
12995 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12996 and CALLUSED solutions.
12997 (dump_points_to_solution): New function, split out from ...
12998 (dump_points_to_info_for): ... here.
12999 * tree-parloops.c (parallelize_loops): Reset the escaped and
13000 callused solutions.
13002 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13005 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
13006 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
13008 2009-05-25 Ira Rosen <irar@il.ibm.com>
13010 PR tree-optimization/40238
13011 * tree-vect-stmts.c (vect_init_vector): Insert initialization
13012 statements after basic block's labels.
13013 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
13014 to free the allocated memory.
13016 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
13018 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
13019 return address with a USE.
13021 2009-05-24 Richard Guenther <rguenther@suse.de>
13023 PR middle-end/40233
13024 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
13025 array type from the main variant of the inner type.
13027 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
13029 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
13030 definition to bool (from int) to un-break build.
13031 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
13033 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
13035 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
13036 discard_stmt_changes): Delete.
13037 * tree-ssa-operands.c (scb_stack): Delete.
13038 (init_ssa_operands): Do not initialize it.
13039 (fini_ssa_operands): Do not free it.
13040 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
13042 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
13043 update_stmt, remove the others. Fix comments.
13044 * tree-dfa.c (optimize_stack_restore): Likewise.
13045 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
13046 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
13047 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
13048 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
13050 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
13051 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
13052 (dom_opt_finalize_block): Likewise, adjusting access to
13054 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
13055 (stmts_to_rescan): Change item type to gimple.
13056 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
13058 2009-05-24 Ira Rosen <irar@il.ibm.com>
13060 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
13061 * tree-pass.h (pass_slp_vectorize): New pass.
13062 * params.h (SLP_MAX_INSNS_IN_BB): Define.
13063 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
13064 * tree-vectorizer.c (timevar.h): Include.
13065 (user_vect_verbosity_level): Declare.
13066 (vect_location): Fix comment.
13067 (vect_set_verbosity_level): Update user_vect_verbosity_level
13068 instead of vect_verbosity_level.
13069 (vect_set_dump_settings): Add an argument. Ignore user defined
13070 verbosity if dump flags require higher level of verbosity. Print to
13071 stderr only for loop vectorization.
13072 (vectorize_loops): Update call to vect_set_dump_settings.
13073 (execute_vect_slp): New function.
13074 (gate_vect_slp): Likewise.
13075 (struct gimple_opt_pass pass_slp_vectorize): New.
13076 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13077 access its members.
13078 (vec_info_for_bb): New function.
13079 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13080 (VECTORIZATION_ENABLED): New macro.
13081 (SLP_ENABLED, SLP_DISABLED): Likewise.
13082 (vect_is_simple_use): Add bb_vec_info argument.
13083 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13084 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13085 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13086 vect_schedule_slp, vect_analyze_slp): Likewise.
13087 (vect_analyze_stmt): Add slp_tree argument.
13088 (find_bb_location): Declare.
13089 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13090 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13091 (vect_analyze_loop_operations, vect_analyze_loop,
13092 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13093 vect_finalize_reduction, vectorizable_reduction,
13094 vectorizable_live_operation, vect_transform_loop): Likewise.
13095 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13096 skip evolution analysis if analyzing a basic block.
13097 (dr_analyze_indices): Likewise.
13098 (initialize_data_dependence_relation): Skip the test whether the
13099 object is invariant for basic blocks.
13100 (compute_all_dependences): Skip dependence analysis for data
13101 references in basic blocks.
13102 (find_data_references_in_stmt): Don't fail in case of invariant
13103 access in basic block.
13104 (find_data_references_in_bb): New function.
13105 (find_data_references_in_loop): Move code to
13106 find_data_references_in_bb and add a call to it.
13107 (compute_data_dependences_for_bb): New function.
13108 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13109 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13111 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13112 unknown dependence in basic block and fail in case of dependence in
13114 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13115 dependence instances from either loop or basic block vectorization
13117 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13118 before calling nested_in_vect_loop_p.
13119 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13120 dependence instances from either loop or basic block vectorization
13122 (vect_verify_datarefs_alignment): Likewise.
13123 (vect_enhance_data_refs_alignment): Adjust function calls.
13124 (vect_analyze_data_refs_alignment): Likewise.
13125 (vect_analyze_group_access): Fix printing. Skip different checks if
13126 DR_STEP is 0. Keep strided stores either in loop or basic block
13127 vectorization data structure. Fix indentation.
13128 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13130 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13131 dependence instances from either loop or basic block vectorization
13133 (vect_analyze_data_refs): Update comment. Call
13134 compute_data_dependences_for_bb to analyze basic blocks.
13135 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13136 case of loop vectorization. In case of basic block vectorization use
13137 data-ref itself as a base.
13138 (vect_create_data_ref_ptr): In case of basic block vectorization:
13139 don't advance the pointer, add new statements before the current
13140 statement. Adjust function calls.
13141 (vect_supportable_dr_alignment): Support only aligned accesses in
13142 basic block vectorization.
13143 * common.opt (ftree-slp-vectorize): New flag.
13144 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13145 (vect_pattern_recog_1): Likewise.
13146 * tree-vect-stmts.c (process_use): Likewise.
13147 (vect_init_vector): Add new statements in the beginning of the basic
13148 block in case of basic block SLP.
13149 (vect_get_vec_def_for_operand): Adjust function calls.
13150 (vect_finish_stmt_generation): Likewise.
13151 (vectorizable_call): Add assert that it is loop vectorization, adjust
13153 (vectorizable_conversion, vectorizable_assignment): Likewise.
13154 (vectorizable_operation): In case of basic block SLP, take
13155 vectorization factor from statement's type and skip the relevance
13156 check. Adjust function calls.
13157 (vectorizable_type_demotion): Add assert that it is loop
13158 vectorization, adjust function calls.
13159 (vectorizable_type_promotion): Likewise.
13160 (vectorizable_store): Check for outer loop only in case of loop
13161 vectorization. Adjust function calls. For basic blocks, skip the
13162 relevance check and don't advance pointers.
13163 (vectorizable_load): Likewise.
13164 (vectorizable_condition): Add assert that it is loop vectorization,
13165 adjust function calls.
13166 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13167 that it is not reduction, get vector type, call only supported
13168 functions, skip loop specific parts.
13169 (vect_transform_stmt): Check for outer loop only in case of loop
13171 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13172 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13173 for external definition.
13174 * passes.c (pass_slp_vectorize): New pass.
13175 * tree-vect-slp.c (find_bb_location): New function.
13176 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13177 check for patterns only in loops.
13178 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13179 case of multiple types in basic block SLP.
13180 (vect_mark_slp_stmts_relevant): New function.
13181 (vect_supported_load_permutation_p): Fix comment.
13182 (vect_analyze_slp_instance): Add argument. In case of basic block
13183 SLP, take vectorization factor from statement's type, check that
13184 unrolling factor is 1. Adjust function call. Save SLP instance in
13185 either loop or basic block vectorization structure. Return FALSE,
13187 (vect_analyze_slp): Add argument. Get strided stores groups from
13188 either loop or basic block vectorization structure. Return FALSE
13189 if basic block SLP failed.
13190 (new_bb_vec_info): New function.
13191 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13192 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13193 (vect_schedule_slp): Add argument. Get SLP instances from either
13194 loop or basic block vectorization structure. Set vectorization factor
13195 to be 1 for basic block SLP.
13196 (vect_slp_transform_bb): New function.
13197 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13199 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13201 * final.c (shorten_branches): Do not align labels for jump tables.
13202 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13204 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13206 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13207 Remove outdated reference to flow.c and fix nits.
13208 * doc/gccint.texi: Tweak RTL description.
13209 * doc/rtl.texi: Likewise.
13211 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13213 * config/avr/avr.c: Change my email address.
13214 * config/avr/avr.h: Likewise.
13215 * config/avr/avr.md: Likewise.
13216 * config/avr/avr-protos.h: Likewise.
13217 * config/avr/libgcc.S: Likewise.
13219 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13221 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13222 (spu_split_load, spu_split_store): Change return type to int.
13223 (spu_split_convert): Declare.
13224 * config/spu/predicates.md (spu_mem_operand): Remove.
13225 (spu_mov_operand): Update.
13226 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13227 * config/spu/spu.c (regno_aligned_for_load): Remove.
13228 (reg_aligned_for_addr, spu_expand_load): Define.
13229 (spu_expand_extv): Reimplement and handle MEM.
13230 (spu_expand_insv): Handle MEM.
13231 (spu_sched_reorder): Handle insn's with length 0.
13232 (spu_legitimate_address_p): Reimplement.
13233 (store_with_one_insn_p): Return TRUE for any mode with size
13234 larger than 16 bytes.
13235 (address_needs_split): Define.
13236 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13238 (spu_convert_move): Define.
13239 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13240 (spu_split_store): Change all MEM's to TImode.
13241 (spu_init_expanders): Preallocate registers that correspond to
13242 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13244 (spu_split_convert): Define.
13245 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13246 (_move<mode>, _movdi, _movti): Update predicate and condition.
13247 (load, store): Change to define_split.
13248 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13250 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13251 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13252 define_insn_and_split of lshr<mode>3.
13253 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13254 (<v>ashr<mode>3_imm): Define.
13255 (extv, extzv, insv): Allow MEM operands.
13256 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13257 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13258 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13259 (_spu_convert2): Change to define_insn_and_split and remove the
13260 corresponding define_peephole2.
13261 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13262 Change predicates to memory_operand.
13264 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13266 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13268 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13270 PR tree-optimization/40219
13271 * tree.c (iterative_hash_expr): Make sure the builtin function is
13272 a normal builtin function and not a front end or back end builtin
13273 before indexing into the built_in_decls array.
13275 2009-05-22 Richard Guenther <rguenther@suse.de>
13277 PR middle-end/38964
13278 * alias.c (write_dependence_p): Do not use TBAA for answering
13279 anti-dependence or output-dependence.
13280 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13281 (emit_pointer_definition): Remove.
13282 (emit_alias_warning): Likewise.
13283 (find_what_var_points_to): Remove TBAA pruning code.
13284 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13286 (compute_points_to_sets): Remove code computing the set of
13287 dereferenced pointers.
13288 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13289 oracle for querying anti and output dependencies.
13290 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13291 if TBAA may be applied.
13292 (refs_anti_dependent_p): New function.
13293 (refs_output_dependent_p): Likewise.
13294 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13295 (refs_output_dependent_p): Likewise.
13296 * doc/tree-ssa.texi (Memory model): New section.
13297 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13298 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13299 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13300 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13301 * expr.c (expand_expr_real_1): Likewise.
13302 * gimple-low.c (lower_stmt): Likewise.
13303 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13304 (dump_gimple_cdt): Remove.
13305 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13306 (gimple_size): Likewise.
13307 (walk_gimple_op): Likewise.
13308 (is_gimple_stmt): Likewise.
13309 (walk_stmt_load_store_addr_ops): Likewise.
13310 (gimple_build_cdt): Remove.
13311 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13312 * gimple.h (gimple_cdt_new_type): Remove.
13313 (gimple_cdt_new_type_ptr): Likewise.
13314 (gimple_cdt_set_new_type): Likewise.
13315 (gimple_cdt_location): Likewise.
13316 (gimple_cdt_location_ptr): Likewise.
13317 (gimple_cdt_set_location): Likewise.
13318 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13319 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13320 GIMPLE_CHANGE_DYNAMIC_TYPE.
13321 (verify_types_in_gimple_stmt): Likewise.
13322 * tree-inline.c (estimate_num_insns): Likewise.
13323 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13324 (copy_decl_to_var): Likewise.
13325 (copy_result_decl_to_var): Likewise.
13326 * tree-pretty-print.c (dump_generic_node): Do not handle
13327 CHANGE_DYNAMIC_TYPE_EXPR.
13328 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13329 * tree-ssa-operands.c (get_expr_operands): Likewise.
13330 * tree-ssa-structalias.c (struct variable_info): Remove
13331 no_tbaa_pruning member.
13332 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13333 (unify_nodes): Do not copy it.
13334 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13335 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13336 (set_uids_in_ptset): Do not check it.
13337 (find_what_var_points_to): Likewise.
13338 (compute_tbaa_pruning): Remove.
13339 (compute_points_to_sets): Do not call it.
13340 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13341 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13342 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13343 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13344 (DECL_NO_TBAA_P): Likewise.
13345 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13346 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13347 (expand_omp_atomic_pipeline): Do not set it.
13348 * print-tree.c (print_node): Do not dump it.
13349 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13352 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13355 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13358 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13360 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13363 2009-05-22 Ben Elliston <bje@au.ibm.com>
13365 * Makefile.in (bversion.h, s-bversion): New targets.
13366 (TOPLEV_H): Add bversion.h.
13367 * toplev.h: Include "bversion.h".
13368 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13369 the __format__ attribute only if compiling with the same version
13370 of GCC as the sources (the "build version").
13372 2009-05-22 Ben Elliston <bje@au.ibm.com>
13374 * c-format.c (handle_format_attribute): Fix comment typo.
13376 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13379 * config/ia64/ia64.opt (mfused-madd): New.
13380 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13381 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13382 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13383 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13384 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13385 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13386 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13387 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13388 instruction if !TARGET_FUSED_MADD.
13389 (fpma, fpms): Remove colon from name.
13391 2009-05-22 Richard Guenther <rguenther@suse.de>
13393 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13394 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13395 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13397 (create_expression_by_pieces): Only convert if necessary.
13398 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13399 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13401 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13403 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13404 regular pattern from a template and rename it ...
13405 (*extzv_truncsi_exts): ... to this.
13407 2009-05-21 Richard Guenther <rguenther@suse.de>
13409 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13410 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13411 (cgraph_default_inline_p): Likewise.
13412 (cgraph_decide_inlining_incrementally): Likewise.
13414 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13415 Uros Bizjak <ubizjak@gmail.com>
13417 * config/i386/cpuid.h (bit_MOVBE): New.
13419 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13421 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13422 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13423 (ix86_handle_option): Handle OPT_mmovbe.
13424 (ix86_target_string): Add -mmovbe.
13425 (pta_flags): Add PTA_MOVBE.
13426 (processor_alias_table): Add PTA_MOVBE to "atom".
13427 (override_options): Handle PTA_MOVBE.
13429 * config/i386/i386.h (TARGET_MOVBE): New.
13431 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13432 (*bswapsi_movbe): New.
13433 (*bswapdi_movbe): Likewise.
13434 (bswapdi2): Renamed to ...
13435 (*bswapdi_1): This.
13436 (bswapdi2): New expander.
13438 * config/i386/i386.opt (mmovbe): New.
13440 * doc/invoke.texi: Document -mmovbe.
13442 2009-05-21 Taras Glek <tglek@mozilla.com>
13444 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13445 * gcc-plugin.h (plugin_init): Updated signature.
13446 * gcc-plugin.h (plugin_name_args): Moved to this header.
13447 * doc/plugins.texi (plugin_init): Updated documention to reflect
13449 * doc/plugins.texi (plugin_name_args): Added to documention.
13451 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13453 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13454 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13456 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13458 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13459 JUMP_TABLE_DATA_P predicates where applicable.
13460 * config/i386/predicates.md: Ditto.
13461 * config/i386/sse.md: Ditto.
13463 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13465 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13466 operand2 -128 override length_immediate attribute to 1.
13467 * config/i386/predicates.md (constm128_operand): New predicate.
13469 * config/i386/i386.c (memory_address_length): Handle %r12
13470 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13472 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13473 mode look through optional ZERO_EXTEND and SUBREG.
13474 * config/i386/i386.md (R12_REG): New define_constant.
13475 (prefix_data16): For sse unit set also for MODE_TI insns.
13476 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13477 insns set if operand 1 is ext_QIreg_operand.
13478 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13479 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13481 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13482 mode from MODE_DI to MODE_SI.
13483 (movdi_1_rex64): Override modrm and length_immediate attributes
13484 only for movabs (TYPE_IMOV, alternative 2).
13485 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13486 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13487 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13488 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13489 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13490 prefix_rex attribute if DImode.
13491 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13492 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13493 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13494 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13495 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13496 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13497 Likewise. For TYPE_IMOV clear length_immediate attribute.
13498 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13499 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13500 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13501 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13502 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13503 or one operand TYPE_ISHIFT.
13504 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13505 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13506 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13507 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13508 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13509 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13510 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13511 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13512 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13513 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13514 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13515 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13516 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13517 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13518 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13519 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13520 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13521 set mode attribute, don't override length attribute.
13522 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13524 (return_internal_long): Set length attribute to 2 instead of 1.
13525 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13526 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13527 prefix_rex attribute.
13528 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13530 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13532 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13534 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13536 2009-05-20 Ian Lance Taylor <iant@google.com>
13538 * tree.c (build_tree_list_vec_stat): New function.
13539 (ctor_to_vec): New function.
13540 (build_nt_call_vec): New function.
13541 (build_call_array): Change args to be a const pointer.
13542 (build_call_vec): New function.
13543 * tree.h (build_nt_call_vec): Declare.
13544 (build_tree_list_vec_stat): Declare.
13545 (build_tree_list_vec): Define.
13546 (build_call_array): Update declaration.
13547 (build_call_vec): Declare.
13548 (ctor_to_vec): Declare.
13549 * c-common.c (tree_vector_cache): New static variable.
13550 (make_tree_vector): New function.
13551 (release_tree_vector): New function.
13552 (make_tree_vector_single): New function.
13553 (make_tree_vector_copy): New function.
13554 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13555 (make_tree_vector_single, make_tree_vector_copy): Declare.
13556 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13557 (c_parser_expr_list): Don't manage cache here, instead call
13559 (c_parser_release_expr_list): Remove static function.
13560 (c_parser_vec_to_tree_list): Remove static function.
13561 (c_parser_attributes): Call build_tree_list_vec instead of
13562 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13563 c_parser_release_expr_list.
13564 (c_parser_postfix_expression_after_primary): Likewise.
13565 (c_parser_objc_keywordexpr): Likewise.
13567 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13569 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13570 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13571 TARGET_CONVERT_TO_TYPE.
13572 * hooks.c (hook_tree_const_tree_null): Define.
13573 * hooks.h (hook_tree_const_tree_null): Declare.
13574 * target.h (struct gcc_target): Add invalid_parameter_type,
13575 invalid_return_type, promoted_type, and convert_to_type fields.
13576 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13577 (TARGET_INVALID_RETURN_TYPE): Define.
13578 (TARGET_PROMOTED_TYPE): Define.
13579 (TARGET_CONVERT_TO_TYPE): Define.
13580 (TARGET_INITIALIZER): Update for new fields.
13581 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13582 (grokparms): Check targetm.invalid_parameter_type.
13583 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13584 * c-convert.c (convert): Check targetm.convert_to_type.
13586 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13588 * config/mips/mips.md (*extenddi_truncate<mode>,
13589 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13591 (*extendhi_truncateqi): New define_insn_and_sptit.
13593 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13595 PR middle-end/40204
13596 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13597 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13599 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13601 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13602 the operand of VIEW_CONVERT_EXPR.
13604 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13606 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13607 extended family and model for Intel processors. Support Intel Atom.
13609 2009-05-20 Olivier Hainque <hainque@adacore.com>
13611 * gstab.h (stab_code_type): Define, to be used instead of the
13612 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13614 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13615 occurrences by stab_code_type.
13616 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13618 2009-05-20 Martin Jambor <mjambor@suse.cz>
13620 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13621 (sra_insert_before): Likewise.
13622 (sra_insert_after): Likewise.
13623 (sra_init_cache): Likewise.
13624 (sra_type_can_be_decomposed_p): Likewise.
13625 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13626 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13627 (sra_insert_before): Likewise.
13628 (sra_insert_after): Likewise.
13629 (sra_init_cache): Likewise.
13630 (insert_edge_copies_seq): Made static and moved upwards.
13632 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13635 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13637 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13638 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13641 2009-05-20 Richard Guenther <rguenther@suse.de>
13643 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13644 with mismatched comparison modes.
13646 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13648 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13649 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13650 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13651 with shifts for Thumb2.
13652 (orsi_notsi): New for orn.
13653 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13654 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13655 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13656 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13657 Don't invert remainder for IOR.
13659 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13661 PR tree-optimization/40087
13662 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13663 number_of_iterations_ne): Rename never_infinite argument.
13664 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13665 number_of_iterations_le): Handle pointer-type ivs when
13666 exit_must_be_taken is false.
13667 (number_of_iterations_cond): Do not always assume that
13668 exit_must_be_taken if the control variable is a pointer.
13670 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13672 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13673 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13675 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13677 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13678 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13680 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13683 * c.opt (Wlogical-op): Disabled by default.
13684 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13686 * doc/invoke.texi (Wlogical-op): Likewise.
13688 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13690 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13692 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13693 Propagate the type of the first operand.
13694 <ASSERT_EXPR>: Simplify.
13695 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13696 Rewrite using the RHS code as discriminant.
13697 <NOP_EXPR>: Turn into CASE_CONVERT.
13698 <PLUS_EXPR>: Propagate the type of the first operand.
13700 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13702 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13703 (ia64_dconst_0_375): New.
13704 * config/ia64/ia64.c (ia64_override_options): Remove
13705 -minline-sqrt-min-latency warning.
13706 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13707 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13708 * config/ia64/ia64.md (*sqrt_approx): Remove.
13709 (sqrtsf2): Remove #if 0.
13710 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13711 (sqrtdf): Remove assert.
13712 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13713 (sqrtxf2): Remove #if 0.
13714 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13715 * div.md (sqrt_approx_rf): New.
13716 (sqrtsf2_internal_thr): New implementation.
13717 (sqrtsf2_internal_lat): New.
13718 (sqrtdf2_internal_thr: New implementation.
13719 (sqrtxf2_internal): New implementation.
13721 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13722 Hans-Peter Nilsson <hp@axis.com>
13724 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13725 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13726 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13727 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13728 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13729 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13730 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13731 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13732 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13733 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13734 * c-common.c: ...from here.
13736 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13738 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13740 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13742 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13744 2009-05-19 Ben Elliston <bje@au.ibm.com>
13746 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13747 assignments with memcpy calls.
13748 (add_fdes): Likewise.
13749 (binary_search_unencoded_fdes): Likewise.
13750 (linear_search_fdes): Eliminate type puns.
13752 2009-05-19 Richard Guenther <rguenther@suse.de>
13754 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13755 not falsely claim to have propagated into all uses.
13757 2009-05-19 Ben Elliston <bje@au.ibm.com>
13759 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13762 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13764 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13765 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13766 (TARGET_LEGITIMATE_ADDRESS_P): New.
13767 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13768 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13770 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13773 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13774 child of the containing namespace's DIE.
13776 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13778 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13779 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13780 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13783 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13786 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13787 gen_align with gen_pad.
13788 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13789 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13791 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13792 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13794 * config/i386/i386.md (align): Renamed to ...
13795 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13796 ASM_OUTPUT_MAX_SKIP_PAD.
13798 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13800 * config.gcc: Fix variable syntax.
13803 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13804 before calling exact_log2.
13805 (output_iorsi3): Likewise.
13806 (output_xorsi3): Likewise.
13808 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13810 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13811 for the none zero constant operand except for EQ and NE
13812 comprisons even when the first operand is R0.
13814 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13816 * config/s390/2064.md: Remove trailing whitespaces.
13817 * config/s390/2084.md: Likewise.
13818 * config/s390/constraints.md: Likewise.
13819 * config/s390/fixdfdi.h: Likewise.
13820 * config/s390/libgcc-glibc.ver: Likewise.
13821 * config/s390/s390-modes.def: Likewise.
13822 * config/s390/s390-protos.h: Likewise.
13823 * config/s390/s390.c: Likewise.
13824 * config/s390/s390.h: Likewise.
13825 * config/s390/s390.md: Likewise.
13826 * config/s390/tpf-unwind.h: Likewise.
13828 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13830 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13832 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13835 * configure.ac (m68k-*-*): Check if binutils support TLS.
13836 * configure: Regenerate.
13837 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13838 * config/m68k/constraints.md (Cu): New constraint.
13839 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13840 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13841 (movsi): Handle TLS symbols.
13842 (addsi3_5200): Handle XTLS symbols, indent.
13843 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13844 (m68k_tls_reference_p): Declare.
13845 (m68k_legitimize_address): Declare.
13846 (m68k_unwrap_symbol): Declare.
13847 * config/m68k/m68k.opt (mxtls): New option.
13848 * config/m68k/m68k.c (ggc.h): Include.
13849 (m68k_output_dwarf_dtprel): Implement hook.
13850 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13851 (m68k_expand_prologue): Load GOT pointer when function needs it.
13852 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13853 (m68k_legitimate_constant_address_p): Same.
13854 (m68k_decompose_address): Handle TLS references.
13855 (m68k_get_gp): New static function.
13856 (enum m68k_reloc): New contants.
13857 (TLS_RELOC_P): New macro.
13858 (m68k_wrap_symbol): New static function.
13859 (m68k_unwrap_symbol): New function.
13860 (m68k_final_prescan_insn_1): New static function.
13861 (m68k_final_prescan_insn): New function.
13862 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13864 (legitimize_pic_address): Handle TLS references..
13865 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13866 (m68k_libcall_value_in_a0_p)
13867 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13868 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13869 (m68k_legitimize_tls_address): Handle TLS references.
13870 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13872 (m68k_legitimize_address): Handle TLS symbols.
13873 (m68k_get_reloc_decoration): New static function.
13874 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13876 (m68k_output_dwarf_dtprel): Implement hook.
13877 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13878 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13879 m68k_call_* routines.
13880 (sched_attr_op_type): Handle TLS symbols.
13881 (gt-m68k.h): Include.
13882 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13883 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13885 2009-05-18 Martin Jambor <mjambor@suse.cz>
13887 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13888 (visit_store_addr_for_mod_analysis): New function.
13889 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13890 (determine_cst_member_ptr): Use gimple_assign_single_p.
13891 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13892 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13893 operands. Don't check number of operands of a NOP_EXPR.
13895 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13897 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13899 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13902 * c-common.c (warn_logical_operator): Don't warn if one of
13903 expression isn't always true or false.
13905 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13907 * config/i386/biarch32.h: New file.
13908 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13910 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13912 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13913 *zero_extend<mode>_truncqi): Merge these into ...
13914 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13915 Name the pattern following this as *zero_extendhi_truncqi.
13917 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13919 PR middle-end/39301
13920 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13921 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13922 (output_info): Make field HOST_WIDEST_INT.
13923 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13924 (dump_bitmat_statistics): Same.
13926 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13928 * config.gcc (use_gcc_stdint): Set to wrap.
13929 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13930 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13931 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13932 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13933 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13934 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13935 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13936 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13938 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13940 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13942 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13943 Move definitions earlier.
13944 (OPT_ARCH64, OPT_ARCH32): Define.
13945 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13948 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13951 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13954 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13956 * arm.md (movdi2): Copy non-reg values to DImode registers.
13958 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13961 * final.c (label_to_max_skip): New function.
13962 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13963 CODE_LABEL_NUMBER <= max_labelno.
13964 * output.h (label_to_max_skip): New prototype.
13965 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13966 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13967 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13968 Handle CODE_LABELs with >= 16 byte alignment or with
13969 max_skip == (1 << align) - 1.
13970 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13971 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13974 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13975 .p2align 3 if MAX_SKIP is smaller than 7.
13976 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13978 2009-05-15 Ian Lance Taylor <iant@google.com>
13980 * alias.c (struct alias_set_entry_d): Rename from struct
13981 alias_set_entry. Change all uses.
13982 * except.c (struct call_site_record_d): Rename from struct
13983 call_site_record. Change all uses.
13984 * except.h (struct eh_region_d): Rename from struct eh_region.
13986 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13988 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13989 ivtype_map_elt. Change all uses.
13990 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13992 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13993 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13995 (struct sese_d): Rename from struct sese. Change all uses.
13996 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13997 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13998 * optabs.h (struct optab_d): Rename from struct optab. Change all
14000 (struct convert_optab_d): Rename from struct convert_optab.
14002 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
14003 ipa_opt_pass. Change all uses.
14004 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
14007 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
14008 defined as a typedef.
14009 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
14012 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14015 * fold-const.c (make_range,build_range_check,merge_ranges): Move
14017 (merge_ranges): Returns bool.
14018 * tree.h (make_range): .. to here.
14019 (build_range_check): Likewise.
14020 (merge_ranges): Likewise. Renamed from merge_ranges.
14021 * c-typeck.c (parser_build_binary_op): Update calls to
14022 warn_logical_operator.
14023 * c-common.c (warn_logical_operator): Add new warning.
14024 * c-common.h (warn_logical_operator): Update declaration.
14026 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
14028 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
14030 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14032 * doc/install.texi: Document MPC requirements, flags etc.
14034 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
14035 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
14036 Evaluate constant arguments.
14037 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
14038 (fold_builtin_1): Likewise, also evaluate constant arguments.
14039 Remove superfluous break.
14040 (do_mpc_ckconv): New.
14041 * real.h: Include mpc.h.
14042 * toplev.c (print_version): Output MPC version info if available.
14044 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14046 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
14048 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
14050 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
14053 2009-05-15 Jan Hubicka <jh@suse.cz>
14055 * doc/invoke.texi (max-early-inliner-iterations): New flag.
14056 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
14057 (try_inline): Fix return value.
14058 (cgraph_decide_inlining_incrementally): Honor new value.
14059 (cgraph_early_inlining): Handle indirect inlining.
14060 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
14062 2009-05-15 Jan Hubicka <jh@suse.cz>
14064 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
14065 * cgraphunit.c (cgraph_finalize_function): Set it.
14066 (cgraph_expand_function): Use it.
14068 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14070 * real.c (encode_ieee_half): Define.
14071 (decode_ieee_half): Define.
14072 (ieee_half_format): Define.
14073 (arm_half_format): Define.
14074 * real.h (ieee_half_format): Declare.
14075 (arm_half_format): Declare.
14077 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14079 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14080 swapped, and reversed optabs exist before trying to use them.
14082 2009-05-15 Paul Brook <paul@codesourcery.com>
14083 Sandra Loosemore <sandra@codesourcery.com>
14085 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14086 loads. Allow PRE_DEC.
14087 (output_move_neon): Handle PRE_DEC.
14088 (arm_print_operand): Add 'A' for neon structure loads.
14089 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14090 * config/arm/neon.md (neon_mov): Update comment.
14091 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14093 (Um): New constraint.
14095 2009-05-15 Jan Hubicka <jh@suse.cz>
14097 Revert the following patch until testsuite fallout is fixed:
14098 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14099 * cgraph.h (struct inline_summary): New filed self_wize,
14100 size_inlining_benefit, self_time and time_inlining_benefit.
14101 (struct cgraph_global_info): Replace insns by time ans size fields.
14102 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14103 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14104 (ipcp_update_callgraph): Do not touch function bodies.
14105 * ipa-inline.c: Include except.h
14106 (MAX_TIME): New constant.
14107 (overall_insns): Remove
14108 (overall_size, max_benefit): New static variables.
14109 (cgraph_estimate_time_after_inlining): New function.
14110 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14111 (cgraph_clone_inlined_nodes): Update size.
14112 (cgraph_mark_inline_edge): Update size.
14113 (cgraph_estimate_growth): Use size info.
14114 (cgraph_check_inline_limits): Check size.
14115 (cgraph_default_inline_p): Likewise.
14116 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14117 (cgraph_decide_recursive_inlining): Check size.
14118 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14120 (cgraph_decide_inlining): Likewise.
14121 (cgraph_decide_inlining_incrementally): Likewise; honor
14122 PARAM_EARLY_INLINING_INSNS.
14123 (likely_eliminated_by_inlining_p): New predicate.
14124 (estimate_function_body_sizes): New function.
14125 (compute_inline_parameters): Use it.
14126 * except.c (must_not_throw_labels): New function.
14127 * except.h (must_not_throw_labels): Declare.
14128 * tree-inline.c (init_inline_once): Kill inlining_weigths
14129 * tree-ssa-structalias.c: Avoid uninitialized warning.
14130 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14131 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14132 (PARAM_INLINE_CALL_COST): Remove.
14133 (PARAM_EARLY_INLINING_INSNS): New.
14135 2009-05-15 Richard Guenther <rguenther@suse.de>
14137 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14138 not TODO_update_ssa.
14140 2009-05-15 Richard Guenther <rguenther@suse.de>
14142 PR tree-optimization/39999
14143 * gimple.h (gimple_expr_type): Use the expression type looking
14144 through useless conversions.
14145 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14146 (vn_nary_op_insert_stmt): Likewise.
14147 (simplify_binary_expression): Likewise.
14149 2009-05-15 Richard Guenther <rguenther@suse.de>
14151 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14152 New options, enabled by default.
14153 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14155 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14156 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14157 * tree-ssa-structalias.c (gate_tree_pta): New function.
14158 (pass_build_alias): Use it.
14160 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14162 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14163 recurse on an invariant address if a conversion from a pointer
14164 type to a wider integer type is involved.
14166 2009-05-15 Jan Hubicka <jh@suse.cz>
14168 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14169 * cgraph.h (struct inline_summary): New filed self_wize,
14170 size_inlining_benefit, self_time and time_inlining_benefit.
14171 (struct cgraph_global_info): Replace insns by time ans size fields.
14172 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14173 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14174 (ipcp_update_callgraph): Do not touch function bodies.
14175 * ipa-inline.c: Include except.h
14176 (MAX_TIME): New constant.
14177 (overall_insns): Remove
14178 (overall_size, max_benefit): New static variables.
14179 (cgraph_estimate_time_after_inlining): New function.
14180 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14181 (cgraph_clone_inlined_nodes): Update size.
14182 (cgraph_mark_inline_edge): Update size.
14183 (cgraph_estimate_growth): Use size info.
14184 (cgraph_check_inline_limits): Check size.
14185 (cgraph_default_inline_p): Likewise.
14186 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14187 (cgraph_decide_recursive_inlining): Check size.
14188 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14190 (cgraph_decide_inlining): Likewise.
14191 (cgraph_decide_inlining_incrementally): Likewise; honor
14192 PARAM_EARLY_INLINING_INSNS.
14193 (likely_eliminated_by_inlining_p): New predicate.
14194 (estimate_function_body_sizes): New function.
14195 (compute_inline_parameters): Use it.
14196 * except.c (must_not_throw_labels): New function.
14197 * except.h (must_not_throw_labels): Declare.
14198 * tree-inline.c (init_inline_once): Kill inlining_weigths
14199 * tree-ssa-structalias.c: Avoid uninitialized warning.
14200 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14201 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14202 (PARAM_INLINE_CALL_COST): Remove.
14203 (PARAM_EARLY_INLINING_INSNS): New.
14204 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14205 (inline-call-cost): Remove.
14206 (early-inlining-insns): New.
14208 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14210 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14212 (print_int_cst_bounds_in_octal_p): Likewise.
14213 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14215 * dwarf2out.c (base_type_die): Likewise.
14216 (is_subrange_type): Delete.
14217 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14218 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14219 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14220 if the destination type is boolean.
14221 (build_range_check): Do not special-case subtypes.
14222 (fold_sign_changed_comparison): Likewise.
14223 (fold_unary): Likewise.
14224 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14225 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14226 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14227 * tree.c (subrange_type_for_debug_p): New predicate based on the
14228 former is_subrange_type.
14229 * tree.h (subrange_type_for_debug_p): Declare.
14230 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14231 (convert_affine_scev): Remove call to above function.
14232 (chrec_convert_aggressive): Likewise.
14233 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14234 false for conversions involving subtypes.
14235 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14236 (vrp_val_min): Likewise.
14237 (needs_overflow_infinity): Likewise.
14238 (extract_range_from_unary_expr): Likewise.
14240 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14242 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14243 * config/frv/frv.c: Likewise.
14244 * config/s390/s390.c: Likewise.
14245 * config/sparc/sparc.h: Likewise.
14246 * config/i386/i386.h: Likewise.
14247 * config/i386/i386.c: Likewise.
14248 * config/crx/crx.c: Likewise.
14249 * config/m68hc11/m68hc11.h: Likewise.
14250 * config/iq2000/iq2000.c: Likewise.
14251 * config/mn10300/mn10300.h: Likewise.
14252 * config/mn10300/mn10300.c: Likewise.
14253 * config/m68k/m68k.c: Likewise.
14254 * config/rs6000/rs6000.c: Likewise.
14255 * config/rs6000/xcoff.h: Likewise.
14256 * config/rs6000/linux64.h: Likewise.
14257 * config/rs6000/sysv4.h: Likewise.
14258 * config/score/score3.c: Likewise.
14259 * config/score/score7.c: Likewise.
14260 * config/score/score.c: Likewise.
14261 * config/arm/arm.md: Likewise.
14262 * config/mips/mips.c: Likewise.
14263 * config/mips/mips.md: Likewise.
14264 * config/bfin/bfin.h: Likewise.
14265 * config/pa/pa.c: Likewise.
14266 * config/pa/constraints.md: Likewise.
14268 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14269 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14270 * config/pdp11/pdp11.h: Use memory_address_p instead.
14272 2009-05-14 Ian Lance Taylor <iant@google.com>
14274 * passes.c (finish_optimization_passes): Change i to int.
14275 * plugin.c (plugins_active_p): Change event to int.
14276 (dump_active_plugins): Likewise.
14277 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14279 * tree.c (tree_range_check_failed): Change c to unsigned int.
14280 (omp_clause_range_check_failed): Likewise.
14281 (build_common_builtin_nodes): Change mode to int. Add cast.
14282 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14283 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14285 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14286 ++ or -- with a variable of enum type.
14288 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14291 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14293 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14295 * store-motion.c: Do not include params.h
14296 * Makefile.in: Fix dependencies for various files.
14298 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14300 * auto-inc-dec.c: Fix pass description, remove apparent
14301 accidental duplication.
14303 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14305 PR middle-end/40147
14306 * ipa-utils.h (memory_identifier_string): Moved to ...
14307 * tree.h (memory_identifier_string): Here. Add GTY(()).
14309 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14311 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14312 in the former documentation of...
14313 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14314 * ira-conflicts.c (get_dup_num): Use address_operand.
14315 * targhooks.c (default_legitimate_address_p): New.
14316 * targhooks.h (default_legitimate_address_p): New.
14317 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14319 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14320 * target.h (struct target): Add legitimate_address_p.
14321 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14322 (TARGET_INITIALIZER): Include it.
14324 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14325 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14326 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14327 (TARGET_LEGITIMATE_ADDRESS_P): New.
14329 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14330 (REG_OK_STRICT_P): Delete.
14331 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14332 (frv_legitimate_address_p_1): ... this.
14333 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14334 (frv_legitimate_address_p_1): ... the renamed old
14335 frv_legitimate_address_p.
14336 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14337 (TARGET_LEGITIMATE_ADDRESS_P): New.
14339 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14340 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14341 * config/s390/s390.c (legitimate_address_p): Rename to...
14342 (s390_legitimate_address_p): ... this, make static.
14343 (legitimize_address): Adjust call.
14344 (TARGET_LEGITIMATE_ADDRESS_P): New.
14345 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14347 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14348 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14349 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14350 (TARGET_LEGITIMATE_ADDRESS_P): New.
14352 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14353 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14354 * config/spu/spu.c (spu_legitimate_address): Rename to...
14355 (spu_legitimate_address_p): ... this, make static.
14356 (TARGET_LEGITIMATE_ADDRESS_P): New.
14358 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14359 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14360 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14361 (sparc_legitimate_address_p): ... this, make static and return bool.
14362 (legitimize_address): Adjust call.
14363 (TARGET_LEGITIMATE_ADDRESS_P): New.
14365 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14366 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14367 * config/i386/i386.c (legitimate_address_p): Rename to...
14368 (ix86_legitimate_address_p): ... this, make static.
14369 (constant_address_p): Move after it, adjust call.
14370 (TARGET_LEGITIMATE_ADDRESS_P): New.
14372 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14373 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14374 * config/avr/avr.c (legitimate_address_p): Rename to...
14375 (avr_legitimate_address_p): ... this, make static.
14376 (legitimize_address): Adjust call.
14377 (TARGET_LEGITIMATE_ADDRESS_P): New.
14379 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14380 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14381 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14382 (TARGET_LEGITIMATE_ADDRESS_P): New.
14384 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14385 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14386 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14387 (TARGET_LEGITIMATE_ADDRESS_P): New.
14389 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14390 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14392 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14394 (TARGET_LEGITIMATE_ADDRESS_P): New.
14396 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14397 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14399 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14401 (m68hc11_legitimate_address_p): ... this, make static.
14402 (go_if_legitimate_address_internal): Rename to...
14403 (m68hc11_legitimate_address_p_1): ... this.
14404 (legitimize_address): Adjust call.
14405 (TARGET_LEGITIMATE_ADDRESS_P): New.
14407 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14408 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14409 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14410 (TARGET_LEGITIMATE_ADDRESS_P): New.
14412 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14413 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14414 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14415 (mn10300_legitimate_address_p): ... this, make static.
14416 (TARGET_LEGITIMATE_ADDRESS_P): New.
14418 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14419 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14420 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14421 (TARGET_LEGITIMATE_ADDRESS_P): New.
14423 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14424 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14425 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14426 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14427 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14428 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14429 (rs6000_legitimate_address_p): ... this, make static.
14430 (TARGET_LEGITIMATE_ADDRESS_P): New.
14431 (REG_MODE_OK_FOR_BASE_P): Delete.
14432 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14434 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14435 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14437 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14438 static, adjust types.
14439 (TARGET_LEGITIMATE_ADDRESS_P): New.
14441 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14442 * config/score/score.c (score_address_p): Rename to...
14443 (score_legitimate_address_p): ... this.
14444 (TARGET_LEGITIMATE_ADDRESS_P): New.
14445 * config/score/score3.c (score3_address_p): Rename to...
14446 (score3_legitimate_address_p): ... this.
14447 * config/score/score7.c (score7_address_p): Rename to...
14448 (score7_legitimate_address_p): ... this.
14450 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14451 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14452 GO_IF_LEGITIMATE_ADDRESS): Delete.
14453 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14454 thumb2_legitimate_address_p): Delete.
14455 (arm_legitimate_address_p): Rename to...
14456 (arm_legitimate_address_outer_p): ... this.
14457 * config/arm/constraints.md ("Uq"): Adjust call.
14458 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14459 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14461 (arm_legitimate_address_outer_p): ... this.
14462 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14464 (TARGET_LEGITIMATE_ADDRESS_P): New.
14466 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14467 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14468 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14469 (TARGET_LEGITIMATE_ADDRESS_P): New.
14471 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14472 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14473 * config/vax/vax.c (legitimate_address_p): Rename to...
14474 (vax_legitimate_address_p): ... this, make static.
14475 (TARGET_LEGITIMATE_ADDRESS_P): New.
14477 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14478 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14479 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14480 (TARGET_LEGITIMATE_ADDRESS_P): New.
14482 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14483 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14484 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14485 (mmix_legitimate_address_p): ... this, make static.
14486 (TARGET_LEGITIMATE_ADDRESS_P): New.
14488 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14489 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14490 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14491 (TARGET_LEGITIMATE_ADDRESS_P): New.
14493 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14495 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14496 of MODE_COMPLEX_INT.
14498 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14500 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14501 LCT_NORMAL in function call.
14502 * mips-tdump.c (print_file_desc): Add cast to enum type.
14503 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14504 (mark_stabs): Add casts to enum types.
14505 (parse_stabs_common): Add casts to enum types.
14507 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14509 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14510 Check for invalid values of LETTER.
14512 2009-05-13 Taras Glek <tglek@mozilla.com>
14514 * attribs.c (register_attribute): moved out attribute registration
14515 into register_attribute.
14516 * doc/plugins.texi: Documented register_attribute and
14518 * gcc-plugin.h: Added forward decl for register_attribute.
14519 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14520 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14521 PLUGIN_ATTRIBUTES boilerplate.
14523 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14525 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14526 values even in sentinel and empty entries.
14527 (ms_printf_flag_specs): Likewise.
14528 (ms_scanf_flag_specs): Likewise.
14529 (ms_strftime_flag_specs): Likewise.
14530 (ms_print_char_table): Likewise.
14531 (ms_scan_char_table): Likewise.
14532 (ms_time_char_table): Likewise.
14534 2009-05-13 Doug Kwan <dougkwan@google.com>
14536 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14538 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14540 * config/mips/mips.md (store): Add attributes for QI and HI.
14542 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14543 (truncdi<mode>2): ... this new pattern.
14545 2009-05-13 Brad Hards <bradh@kde.org>
14547 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14549 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14550 Ben Elliston <bje@au.ibm.com>
14552 PR middle-end/40035
14553 * dse.c (check_mem_read_rtx): Guard against width == -1.
14555 2009-05-13 Michael Matz <matz@suse.de>
14557 PR middle-end/39976
14558 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14559 (trivially_conflicts_p): New function.
14560 (insert_backedge_copies): Use it.
14562 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14564 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14565 (handle_stdc_pragma): Use new enum constant names.
14566 (handle_pragma_float_const_decimal64): Ditto.
14568 2009-05-13 Ian Lance Taylor <iant@google.com>
14570 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14573 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14575 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14576 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14578 * config/m68k/m68k.h (FL_UCLINUX): Define.
14580 2009-05-13 Jan Hubicka <jh@suse.cz>
14582 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14584 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14586 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14587 unless -fschedule-insns is specified.
14589 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14592 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14593 TARGET_EXPAND_CBRANCHDI4.
14594 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14595 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14596 (cmpeqdi): Fix comment.
14598 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14600 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14601 (sh_legitimate_address_p): Likewise.
14602 * config/sh/sh.c (sh_legitimate_index_p): New.
14603 (sh_legitimate_address_p): Likewise.
14604 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14605 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14606 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14607 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14608 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14609 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14610 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14611 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14612 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14614 2009-05-12 Jan Hubicka <jh@suse.cz>
14616 * tree-inline.c (estimate_operator_cost): Add operands;
14617 when division happens by constant, it is cheap.
14618 (estimate_num_insns): Loads and stores are not having cost of 0;
14619 EH magic stuff is cheap; when computing runtime cost of switch,
14620 use log2 base of amount of its cases; builtin_expect has cost of 0;
14621 compute cost for moving return value of call.
14622 (init_inline_once): Initialize time_based flags.
14623 * tree-inline.h (eni_weights_d): Add time_based flag.
14625 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14627 * df-core.c: Update head documentation.
14629 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14632 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14633 shadowing exisiting variable op1.
14635 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14638 * config/i386/driver-i386.c (processor_signatures): New enum.
14639 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14640 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14641 processor signature to detect geode processor.
14643 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14647 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14649 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14650 causes spurious differences between trunk and cond-optab branch.
14652 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14654 * dojump.c (compare_from_rtx): Delete.
14655 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14656 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14657 if the comparison does not satisfy the predicate; test predicates for
14658 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14659 further if one existing pattern fails.
14660 * expr.h (compare_from_rtx): Delete.
14661 (prepare_operand): Declare it.
14662 * optabs.c: Change "lib call" to "libcall" throughout.
14663 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14664 HAVE_conditional_trap, emit_cmp_insn): Delete.
14665 (can_compare_p): Delete cmp_optab case.
14666 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14667 Accept other parameters by value.
14668 (prepare_operand): Make non-static.
14669 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14670 other parameters by value. Try to widen operands here based on
14671 an optab_methods argument and looking at cbranch_optab.
14672 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14673 loop. Use cbranch_optab directly.
14674 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14675 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14677 (emit_conditional_move, emit_conditional_add): Inline what's needed
14678 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14679 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14680 with COMPARE. Move cmov_optab and cstore_optab above
14681 with cbranch_optab, move cmp_optab down with ucmp_optab,
14682 remove tst_otpab. Do not initialize trap_rtx.
14683 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14684 for trap code. Do not check HAVE_conditional_trap. Use
14685 prepare_cmp_insn. Accept no predicate for operand 3.
14686 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14687 (OTI_ctrap, ctrap_optab): New.
14688 (tst_optab): Delete.
14689 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14690 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14691 with lookup of ctrap_optab.
14692 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14694 (ctrap_optab): New.
14696 * combine.c (combine_simplify_rtx, simplify_set): Do not
14697 special case comparing against zero for cc0 machines.
14698 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14699 COMPARE on cc0 machines.
14700 (simplify_relational_operation): Return a new expression when
14701 a COMPARE could be removed.
14702 * final.c (final_scan_insn): Compare cc_status values
14703 against LHS of a (compare FOO (const_int 0)) cc0 source.
14704 Also check if cc_status.value is the full compare.
14706 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14707 (cstoreMM4): Document.
14708 (conditional_trap): Document ctrapMM4 instead.
14709 (sync_compare_and_swapMM): Refer to cbranchcc4.
14710 (Dependent Patterns): Eliminate obsolete information referring to
14711 the old jump optimization phase.
14712 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14713 of compares with 0 on cc0 machines.
14714 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14715 avoiding references to cc0. Remove text about storing operands
14717 * doc/tm.texi (Condition Codes): Include blurb on different
14718 condition code representations, separate into subsections for
14719 CC0, MODE_CC and conditional execution.
14721 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14722 alpha_emit_setcc): Accept operands and a machine mode.
14723 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14724 Get code/op0/op1 from operands, use machine mode argument
14725 instead of alpha_compare.fp_p. Emit the branch here.
14726 (alpha_emit_setcc): Likewise, and return boolean.
14727 (alpha_emit_conditional_move): Likewise. Assert that
14728 cmp_op_mode == cmp_mode, and simplify accordingly.
14729 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14730 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14731 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14733 (stack probe test): Use cbranchdi4.
14734 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14736 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14737 * config/arc/arc.h (movsicc, movsfcc): Use it.
14738 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14739 (cbranchsi4, cstoresi4): New.
14740 (cmpsi, bCC and sCC expanders): Remove.
14742 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14743 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14744 * config/arm/predicates.md (arm_comparison_operator): Only include
14745 floating-point operators if there is a hardware floating-point unit.
14746 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14747 deferring to cbranch_cc and cstore_cc respectively.
14748 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14749 cbranch_cc, cstore_cc): New.
14750 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14752 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14754 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14755 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14757 (adjust_insn_length): Adjust calls.
14758 (avr_reorg): Handle (compare (foo) (const_int 0)).
14759 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14760 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14761 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14762 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14764 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14765 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14767 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14768 (cbranchsi4, cstorebi4, cstoresi4): New.
14769 (movbisi): This insn is duplicate, split it to zero_extend.
14770 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14771 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14772 (bfin_optimize_loop): Use cbranch expander.
14773 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14774 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14775 (bfin_bimode_comparison_operator): ... this.
14776 (bfin_direct_comparison_operator): New.
14778 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14779 inside (compare FOO (const_int 0)).
14780 (cris_rtx_costs): Handle ZERO_EXTRACT.
14781 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14782 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14783 (*tstdi_v32): Delete.
14784 (*cmpdi_non_v32): Add M alternative for operand 1.
14785 (cmpsi, cmp<mode>): Make private.
14786 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14788 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14790 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14791 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14792 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14793 (cc_reg_operand): New.
14794 (any_cond): Delete.
14795 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14796 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14797 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14798 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14799 crx_expand_scond): Delete.
14801 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14803 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14804 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14806 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14807 cstoresi4, cstoresf4, cstoredf4): New.
14808 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14809 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14810 Receive the entire operands array.
14811 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14812 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14813 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14814 Get test/op0/op1 from the operands array.
14815 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14817 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14818 (h8300_expand_store): New.
14819 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14821 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14822 (h8300_expand_store): New.
14823 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14824 or do not try to produce (set (cc0) REG).
14825 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14826 change a compare into a move to a scratch register. Disable some
14827 peepholes when comparing with zero.
14828 (tstsi, tsthi, tstsi, cmpqi): Make private.
14830 (bCC, sCC): Delete.
14831 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14834 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14835 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14836 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14837 (ix86_emit_i387_log1p): Use cbranchxf2.
14838 (ix86_expand_setcc): Return void.
14839 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14840 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14841 cmp<MODEF>, cmpcc): Remove.
14842 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14843 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14844 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14845 (sCC and bCC expanders): Remove.
14846 (stack_protect_test): Use cbranchcc4.
14848 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14850 (ia64_expand_compare): Accept three rtx by reference and return void.
14851 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14852 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14853 from *expr. Update *expr with the BImode comparison to do.
14854 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14855 cmptf, bCC, sCC, conditional_trap): Delete.
14856 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14857 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14858 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14859 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14860 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14862 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14863 type of last argument.
14864 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14865 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14866 use machine mode argument instead of branch_type. Remove dead
14867 code for floating-point comparisons.
14868 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14869 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14871 (cbranchsi4, cstoresi4): New.
14872 * config/iq2000/predicates.md (reg_or_const_operand): New.
14874 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14875 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14876 (b<code>_op): Rewrite to...
14877 (bcc_op): ... this, using match_operator.
14878 (s<code>_op): Rewrite to...
14879 (scc_op): ... this, using match_operator.
14880 (s<code>_24_op): Rewrite to...
14881 (scc_op_24): ... this, using match_operator.
14882 (s<code>_<mode>): Rewrite to...
14883 (cstore<mode>4): ... this, using match_operator.
14884 (s<code>_<mode>_24): Rewrite to...
14885 (cstore<mode>4_24): ... this, using match_operator.
14886 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14887 m32c_unpend_compare, m32c_expand_scc): Delete.
14888 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14889 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14890 (m32c_expand_movcc): Change NE to EQ if necessary.
14891 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14893 * config/m32r/m32r-protos.h (gen_cond_store): New.
14894 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14895 (gen_cond_store): New, from sCC patterns.
14896 (m32r_expand_block_move): Use cbranchsi4.
14897 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14898 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14899 (cbranchsi4, cstoresi4): New.
14901 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14903 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14904 (m68hc11_notice_update_cc): Look into a compare with 0.
14905 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14907 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14908 cmphi, cmpqi, bCC): Delete.
14909 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14910 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14911 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14914 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14915 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14916 * config/m68k/constraints.md (H): New.
14917 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14918 the define_insn below.
14919 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14920 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14921 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14922 patterns): Wrap RHS with COMPARE.
14923 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14924 (*cmpdi_internal): Name this pattern.
14925 (cmpdi): Change to define_insn.
14926 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14927 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14928 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14930 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14931 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14932 (conditional_trap): Change to...
14933 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14934 (*conditional_trap): Use the ordered_comparison_operator and
14935 const1_operand predicates.
14936 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14937 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14938 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14939 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14941 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14942 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14943 (mcore_gen_compare): New.
14944 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14945 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14946 (mcore_gen_compare): ... this.
14947 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14948 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14949 (stack probe pattern): Use cbranchsi4.
14951 * config/mips/predicates.md (mips_cstore_operator): New.
14952 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14953 * config/mips/mips.md (any_cond): Delete.
14954 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14956 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14957 fixuns_truncsfdi2): Use cbranch patterns.
14958 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14959 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14960 Adjust call to mips_expand_conditional_branch.
14961 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14963 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14964 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14965 * config/mips/mips.c (cmp_operands): Delete.
14966 (mips_emit_compare): Get comparison operands from *op0/*op1.
14967 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14968 that it succeeds. Use op0/op1 instead of cmp_operands.
14969 (mips_expand_conditional_branch, mips_expand_conditional_move,
14970 mips_expand_conditional_trap): Likewise.
14971 (mips_block_move_loop): Use cbranch patterns.
14972 * config/mips/mips.h (cmp_operands): Delete.
14974 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14975 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14976 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14977 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14978 (*cmpcc_folded): Rename to...
14979 (*cmpdi_folded): this.
14980 (*cmpcc): Rename to...
14982 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14985 (cbranchdf4): New. Handle invalid comparisons here.
14986 * config/mmix/predicates.md (float_comparison_operator): New.
14988 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14989 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14990 * config/mn10300/mn10300.md (tst): Delete.
14991 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14992 Name these patterns and wrap RHS in a compare.
14993 (*cmpsi): Make this pattern private. Include tst.
14994 (*cmpsf): Make this pattern private.
14995 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14996 (compare with zero peepholes): Likewise.
14998 (cbranchsi4, cbranchsf4): New.
14999 (casesi): Use cbranchsi4.
15001 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
15002 hppa_branch_type): Delete.
15003 (return_addr_rtx): Use cbranchsi4.
15004 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
15005 Emit CCFPmode comparison here.
15006 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
15007 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
15008 hppa_branch_type): Delete.
15009 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
15010 (movsicc, movdicc): Remove references to hppa_compare_op0,
15011 hppa_compare_op1 and compare_from_rtx.
15012 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
15013 (casesi): Use cbranchsi4.
15015 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
15016 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
15017 * config/pdp11/pdp11.md (register_or_const0_operand): New.
15018 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
15019 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
15021 (cbranchdf4, cbranchhi4, cbranchqi4): New.
15022 (*branch, *branch_inverted): New.
15024 * config/picochip/picochip.md (cbranchhi4): Use
15025 ordered_comparison_operator.
15026 (cmphi, bCC): Remove.
15028 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
15029 (trap_comparison_operator): Delete.
15030 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
15031 rs6000_emit_cbranch): Accept mode and operands.
15032 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
15033 rs6000_compare_fp_p): Delete.
15034 (rs6000_generate_compare): Accept mode and comparison. Extract code
15035 and op0/op1 from there. Replace references to rs6000_compare_op0
15036 and rs6000_compare_op1.
15037 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
15038 extract result from passed operands.
15039 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
15040 extract loc from passed operands.
15041 (rs6000_emit_cmove): Likewise.
15042 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
15043 rs6000_compare_fp_p): Delete.
15044 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
15045 (cbranch<GPR>4, cbranch<FP>4): New.
15046 (cstore<mode>4): New. Consolidate here all choices about when to use
15047 portable or specialized sCC sequences.
15048 (stack_protect_test): Use cbranchsi4.
15049 (conditional_trap): Replace with ctrap<GPR>4.
15050 (conditional trap insn): Replace trap_comparison_operator with
15051 ordered_comparison_operator.
15053 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
15054 (s390_emit_prologue): Use ctrap.
15055 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
15056 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
15057 New predicates replacing...
15058 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
15059 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
15060 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
15061 (add<mode>cc): Do not use s390_compare_op0/op1.
15062 (s<code>): Change to...
15063 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
15064 (seq): Change to...
15065 (cstorecc4): ... this. Handle EQ or NE equally.
15066 (*sne): Un-privatize for use in cstorecc4.
15067 (b<code>): Change to...
15068 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15069 (conditional_trap): Replace with...
15070 (ctrap<GPR>4, ctrap<FP>4): ... these.
15071 (stack_protect): Use cbranchcc4.
15073 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15074 * config/score/score-protos.h (score_gen_cmp): Delete.
15075 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15076 (score_block_move-loop): Use cbranchsi4.
15077 * config/score/score.md (cbranchsi4): New.
15078 (cmpsi, bCC): Delete.
15079 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15080 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15081 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15082 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15083 * config/score/score3.h (score3_gen_cmp): Delete.
15084 * config/score/score7.h (score7_gen_cmp): Delete.
15086 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15087 (sh_emit_scc_to_t): ... this. Return void.
15088 (from_compare): Rename to...
15089 (sh_emit_compare_and_branch): ... this.
15090 (sh_emit_compare_and_set): New.
15091 (sh_expand_t_scc): Accept operands.
15092 * config/sh/predicates.md (sh_float_comparison_operator): New.
15093 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15094 (prepare_scc_operands): Rename to...
15095 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15097 (sh_emit_cheap_store_flag): New.
15098 (sh_emit_set_t_insn): New.
15099 (from_compare): Rename to...
15100 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15101 handling of TARGET_SH2E floating point to avoid recursive call.
15102 Generate branch here.
15103 (sh_emit_compare_and_set): New.
15104 (sh_expand_t_scc): Get op0/op1 from arguments.
15105 (sh_emit_cheap_store_flag): New.
15106 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15108 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15109 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15110 (movsicc, movdicc): Do nothing when it recreated operands from
15111 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15112 prepare_scc_operands (now sh_emit_scc_to_t).
15113 (udivdi3): Use cstoresi4.
15114 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15115 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15116 (cbranchint4_media, cbranchfp4_media): New.
15117 (casesi): Use cbranchdi4.
15118 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15120 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15121 (movnegt): Remove second operand.
15122 (cbranchsf4, cbranchdf4): New.
15123 (stack_protect): Use cbranchdi4/cbranchsi4.
15125 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15126 (gen_compare_reg): Accept comparison, extract part of it to...
15127 (gen_compare_reg_1): ... this.
15128 (gen_compare_operator): Delete.
15129 (gen_v9_scc): Accept separate destination, comparison code and arms.
15130 Do not use sparc_compare_op0/sparc_compare_op1.
15131 (emit_scc_insn, emit_conditional_branch_insn): New.
15132 (emit_v9_brxx): Make static. Remove useless assertion.
15133 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15135 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15136 * config/sparc/sparc-protos.h (gen_compare_reg,
15137 sparc_emit_float_lib_cmp): Adjust prototype.
15138 (emit_scc_insn, emit_conditional_branch_insn): New.
15139 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15140 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15141 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15142 iterators to the top.
15143 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15144 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15145 snedi_special_trunc): Delete.
15146 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15147 and snedi_special_trunc.
15148 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15149 cbranchdi4, cbranch<F:mode>4): New.
15150 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15151 here. Use gen_compare_reg instead of gen_compare_operator.
15152 (conditional_trap): Replace with...
15153 (ctrapsi4, ctrapdi4): ... this.
15154 (stack_protect_test): Use cbranchcc4.
15156 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15158 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15159 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15160 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15161 from operands[0] or operands[3] depending on is_set.
15162 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15163 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15164 cmpdf, bCC), sCC: Remove.
15165 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15166 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15168 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15169 spu_emit_branch_or_set.
15171 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15173 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15174 xstormy16_compare_op1): Delete.
15175 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15176 xstormy16_compare_op1): Delete.
15177 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15179 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15180 (cmphi, cmpsi, bCC): Remove.
15182 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15183 (*cmpsi): ... this one.
15184 (cbranchsi4, cstoresi4): New.
15185 (bCC expanders): Delete.
15186 (sCC insns): Fold into...
15187 (*setcc): ... this one.
15188 (casesi): Do not use gen_cmpsi and gen_bgtu.
15189 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15190 (movsicc): Simplify.
15191 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15193 * config/vax/vax-protos.h (cond_name): New.
15194 (vax_output_conditional_branch): Remove.
15195 * config/vax/vax.c (cond_name): New.
15196 (vax_output_conditional_branch): Remove.
15197 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15198 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15199 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15200 (bit<VAXint>): Wrap source with (compare).
15201 (b<code> and following unnamed pattern): Rename to *branch and
15202 *branch_reversed. Change macroization to match_operator.
15203 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15205 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15206 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15207 Change last argument to machine_mode.
15208 (xtensa_expand_scc): Add machine_mode argument.
15209 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15210 (gen_conditional_move, xtensa_expand_conditional_branch,
15211 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15212 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15213 Adjust operand numbers.
15214 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15216 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15217 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15218 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15220 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15222 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15223 causes spurious differences between trunk and cond-optab branch.
15225 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15228 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15230 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15232 * tree.c (iterative_hash_pointer): Delete.
15233 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15234 Hash UIDs and versions of SSA names. Don't special-case built-in
15235 function declarations.
15237 2009-05-11 Ian Lance Taylor <iant@google.com>
15240 * graphite.c: Force -Wc++-compat to only be a warning before
15241 #including "cloog/cloog.h".
15243 2009-05-11 Martin Jambor <mjambor@suse.cz>
15245 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15247 2009-05-11 Jan Hubicka <jh@suse.cz>
15249 * tree-ssa-loop-ivcanon.c: Include target.h
15250 (struct loop_size): new structure.
15251 (constant_after_peeling): New predicate.
15252 (tree_estimate_loop_size): New function.
15253 (estimated_unrolled_size): Rewrite for new estimates.
15254 (try_unroll_loop_completely): Use new estimates.
15255 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15257 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15259 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15260 libcpp interface change.
15261 (spu_macro_to_expand): Likewise.
15263 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15265 PR tree-optimization/40026
15266 * gimplify.c (gimplify_init_constructor): Change initial conditional
15267 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15268 optimize_compound_literals_in_ctor.
15270 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15272 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15274 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15276 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15278 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15279 HOST_WIDE_INT for gap.
15281 2009-05-11 Ira Rosen <irar@il.ibm.com>
15283 PR tree-optimization/40074
15284 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15285 account in group size and step comparison.
15287 2009-05-11 Richard Guenther <rguenther@suse.de>
15289 * passes.c (init_optimization_passes): Strip now incorrect comment.
15290 (execute_function_todo): Do not set PROP_alias.
15291 * tree-pass.h (PROP_alias): Remove.
15292 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15293 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15294 * tree-nrv.c (pass_return_slot): Likewise.
15295 * tree-object-size.c (pass_object_sizes): Likewise.
15296 * tree-ssa-dom.c (pass_dominator): Likewise.
15297 (pass_phi_only_cprop): Likewise.
15298 * tree-ssa-dse.c (pass_dse): Likewise.
15299 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15300 (pass_cselim): Likewise.
15301 * tree-ssa-pre.c (pass_pre): Likewise.
15302 (pass_fre): Likewise.
15303 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15304 * tree-ssa-sink.c (pass_sink_code): Likewise.
15305 * tree-stdarg.c (pass_stdarg): Likewise.
15306 * tree-tailcall.c (pass_tail_calls): Likewise.
15307 * tree-vrp.c (pass_vrp): Likewise.
15309 2009-05-10 Ian Lance Taylor <iant@google.com>
15311 * basic-block.h (enum profile_status): Break out of struct
15312 control_flow_graph.
15313 * cgraph.h (struct inline_summary): Break out of struct
15315 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15316 of struct cgraph_order_sort.
15317 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15318 * cse.c (struct branch_path): Break out of struct
15319 cse_basic_block_data.
15320 * except.h (enum eh_region_type): Break out of struct eh_region.
15321 * gcc.c (enum add_del): Break out of struct modify_target.
15322 * genrecog.c (enum decision_type): Break out of struct decision_test.
15323 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15325 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15326 * regmove.c (enum match_use): New enum, broken out of struct match.
15327 * sched-int.h (enum post_call_group): New enum, broken out of
15329 (struct deps_reg): Break out of struct deps.
15330 * target.h (struct asm_int_op): Break out of struct gcc_target.
15331 * tree-eh.c (struct goto_queue_node): Break out of struct
15333 * tree-inline.h (enum copy_body_cge_which): Break out of
15335 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15337 * c-decl.c (in_struct, struct_types): New static variables.
15338 (pushtag): Add loc parameter. Change all callers.
15339 (lookup_tag): Add ploc parameter. Change all callers.
15340 (check_compound_literal_type): New function.
15341 (parser_xref_tag): Add loc parameter. Change all callers. If
15342 -Wc++-compat, warn about struct/union/enum types defined within a
15344 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15345 and loc parameters. Change all callers. Change error calls to
15346 error_at, using loc. For a redefinition, if the location of the
15347 original definition is known, report it. Set in_struct and
15348 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15349 (finish_struct): Add new parameters enclosing_in_struct and
15350 enclosing_struct_types. Change all callers. Set
15351 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15352 in the struct. If in a struct, add this struct to struct_types.
15353 (start_enum): Add loc parameter. Change all callers. Use
15354 error_at for errors, using loc. For a redefinition, if the
15355 location of the original definition is known, report it. If in a
15356 struct, add this enum type to struct_types. If -Wc++-compat warn
15357 if in sizeof, typeof, or alignof.
15358 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15359 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15360 (c_parser_enum_specifier): Get enum location for start_enum.
15361 (c_parser_struct_or_union_specifier): Get struct location for
15362 start_struct. Save in_struct and struct_types status between
15363 start_struct and finish_struct.
15364 (c_parser_cast_expression): Get location of cast.
15365 (c_parser_alignof_expression): Get location of type.
15366 (c_parser_postfix_expression): Likewise.
15367 (c_parser_postfix_expression_after_paren_type): Add type_loc
15368 parameter. Change all callers. Call check_compound_literal_type.
15369 Use type_loc for error about variable size type.
15370 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15371 of an enum constant from an enum type defined in a struct or union.
15372 (c_cast_expr): Add loc parameter. Change all callers. If
15373 -Wc++-compat, warn about defining a type in a cast.
15374 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15375 (start_enum, start_struct, finish_struct): Update declarations.
15376 (parser_xref_tag, c_cast_expr): Update declarations.
15377 (check_compound_literal_type): Declare.
15379 2009-05-11 Ben Elliston <bje@au.ibm.com>
15381 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15382 for recent libcpp interface change.
15383 (rs6000_macro_to_expand): Likewise.
15385 2009-05-10 Michael Matz <matz@suse.de>
15388 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15389 not at entry of function.
15391 2009-05-10 Richard Guenther <rguenther@suse.de>
15393 PR tree-optimization/40081
15395 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15396 using the main variant of the element type. Do not fiddle with
15397 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15399 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15400 structs with volatile fields.
15402 2009-05-10 Jan Hubicka <jh@suse.cz>
15404 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15405 (estimate_move_cost): Assert that it does not get called for
15407 (estimate_num_insns): Skip VOID types in argument handling.
15408 (optimize_inline_calls): Delete unreachable blocks and verify that
15409 callgraph is valid.
15411 2009-05-10 Jan Hubicka <jh@suse.cz>
15413 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15414 * cgraph.c (cgraph_mark_address_taken_node): New function.
15415 (dump_cgraph_node): Dump new flag.
15416 * cgraph.h (struct cgraph_node): Add address_taken.
15417 (cgraph_mark_address_taken_node): New function.
15418 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15419 since new direct calls can be born.
15421 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15423 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15424 tok->val.node.node.
15426 2009-05-10 Jan Hubicka <jh@suse.cz>
15428 PR middle-end/40084
15429 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15431 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15432 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15433 * tree-inline.c (copy_bb): Set frequency correctly.
15434 (fold_marked_statements): Update call to
15435 cgraph_update_edges_for_call_stmt.
15437 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15439 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15440 identifiers in diagnostics.
15441 * config/arm/arm.c (arm_handle_fndecl_attribute,
15442 arm_handle_isr_attribute): Likewise.
15443 * config/avr/avr.c (avr_handle_progmem_attribute,
15444 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15445 * config/bfin/bfin.c (handle_int_attribute,
15446 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15447 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15448 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15450 * config/darwin.c (darwin_handle_kext_attribute,
15451 darwin_handle_weak_import_attribute): Likewise.
15452 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15453 h8300_handle_eightbit_data_attribute,
15454 h8300_handle_tiny_data_attribute): Likewise.
15455 * config/i386/i386.c (ix86_handle_cconv_attribute,
15456 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15457 * config/i386/winnt.c (ix86_handle_shared_attribute,
15458 ix86_handle_selectany_attribute): Likewise.
15459 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15460 * config/m32c/m32c.c (function_vector_handler): Likewise.
15461 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15462 m68hc11_handle_fntype_attribute): Likewise.
15463 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15464 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15465 * config/mips/mips.c (mips_insert_attributes,
15466 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15467 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15468 rs6000_handle_struct_attribute): Likewise.
15469 * config/sh/sh.c (sh_insert_attributes,
15470 sh_handle_resbank_handler_attribute,
15471 sh_handle_interrupt_handler_attribute,
15472 sh2a_handle_function_vector_handler_attribute,
15473 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15475 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15476 * config/spu/spu.c (spu_handle_fndecl_attribute,
15477 spu_handle_vector_attribute): Likewise.
15478 * config/stormy16/stormy16.c
15479 (xstormy16_handle_interrupt_attribute): Likewise.
15480 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15481 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15483 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15485 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15486 (pp_translate_identifiers): New.
15487 (pp_identifier): Only conditionally translate identifier to locale
15489 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15490 (pp_base_tree_identifier): Only conditionally translate identifier
15491 to locale character set.
15492 * c-pretty-print.c (M_): Define.
15493 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15494 fragments for conditional translation with M_.
15495 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15496 identifier translation.
15498 2009-05-10 Richard Guenther <rguenther@suse.de>
15500 PR tree-optimization/40081
15501 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15502 using the main variant of the element type. Do not fiddle with
15503 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15505 2009-05-09 Jan Hubicka <jh@suse.cz>
15507 PR middle-end/40080
15508 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15509 indirect calls; verify cgraph afterwards.
15511 2009-05-09 Jan Hubicka <jh@suse.cz>
15514 * ipa.c (update_inlined_to_pointer): New function.
15515 (cgraph_remove_unreachable_nodes): Use it.
15517 2009-05-09 Jan Hubicka <jh@suse.cz>
15519 * tree-eh.c (struct leh_state): Remove prev_try.
15520 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15521 not track prev_try.
15522 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15523 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15524 remove_eh_handler_and_replace, foreach_reachable_handler,
15525 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15526 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15527 (gen_eh_region_cleanup): Update prototype.
15529 2009-05-09 Jan Hubicka <jh@suse.cz>
15531 PR middle-end/40043
15532 * except.c (copy_eh_region): Always set prev_try.
15533 (redirect_eh_edge_to_label): Find outer try.
15534 (foreach_reachable_handler): When looking for prev try
15535 handle case where previous try is not going to be taken.
15537 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15539 PR tree-optimization/40049
15540 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15541 only vector/vector shifts, convert the type of the constant to the
15542 appropriate type to avoid building incorrect trees, which
15543 eventually have problems with garbage collection.
15545 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15547 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15548 -1 for complex floating-point types if honoring signed zeros.
15550 2009-05-08 Jan Hubicka <jh@suse.cz>
15552 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15553 argument; handle correctly when profile is absent.
15554 (build_cgraph_edges): Update.
15555 (rebuild_cgraph_edges): Update.
15556 * cgraph.c: Do not include varray.h.
15557 (cgraph_set_call_stmt_including_clones): New function.
15558 (cgraph_create_edge_including_clones): Likewise
15559 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15560 (cgraph_update_edges_for_call_stmt): Handle clones.
15561 (cgraph_remove_node): Handle clone tree.
15562 (cgraph_remove_node_and_inline_clones): New function.
15563 (dump_cgraph_node): Dump clone tree.
15564 (cgraph_clone_node): Handle clone tree.
15565 (clone_function_name): Bring here from tree-inline.c.
15566 (cgraph_create_virtual_clone): New function.
15567 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15568 (cgraph_clone_info): New function.
15569 (strut cgraph_node): Add clone_info and new clone tree pointers.
15570 (cgraph_remove_node_and_inline_clones,
15571 cgraph_set_call_stmt_including_clones,
15572 cgraph_create_edge_including_clones,
15573 cgraph_create_virtual_clone): Declare.
15574 (cgraph_function_versioning): Use VEC argument.
15575 (compute_call_stmt_bb_frequency): Update prototype.
15576 (cgraph_materialize_all_clones): New function.
15577 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15578 (ipcp_create_replace_map): Update to VECtors.
15579 (ipcp_update_callgraph): Use virtual clones.
15580 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15581 (ipcp_update_profiling): Do not update local profiling.
15582 (ipcp_insert_stage): Use VECtors and virtual clones.
15583 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15584 (clone_of_p): New function.
15585 (cgraph_preserve_function_body_p): Use clone tree.
15586 (cgraph_optimize): Materialize clones.
15587 (cgraph_function_versioning): Update for VECtors.
15588 (save_inline_function_body): Use clone tree.
15589 (cgraph_materialize_clone): New function.
15590 (cgraph_materialize_all_clones): Likewise.
15591 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15592 * ipa.c: Include gimple.h.
15593 (cgraph_remove_unreachable_nodes): Use clone tree.
15594 * ipa-prop.c (ipa_note_param_call): Update call to
15595 compute_call_stmt_bb_frequencycall.
15596 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15597 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15598 (copy_bb): Handle updating of clone tree; add new edge when new call
15600 (expand_call_inline): Be strict about every call having edge.
15601 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15602 (delete_unreachable_blocks_update_callgraph): New function.
15603 (tree_function_versioning): Use VECtors; always remove unreachable
15604 blocks and fold conditionals.
15605 * tree-inline.h: Do not include varray.h.
15606 (tree_function_versioning): Remove.
15607 * Makefile.in (GTFILES): Remove tree-inline.c
15608 * passes.c (do_per_function): Do only functions having body.
15609 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15612 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15613 Andrew Morrow <acm@google.com>
15616 * c-common.c (c_common_attribute_table): Permit deprecated
15617 attribute to take an optional argument.
15618 (handle_deprecated_attribute): If the optional argument to
15619 __attribute__((deprecated)) is not a string ignore the attribute
15620 and emit a warning.
15622 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15623 * c-typeck.c (build_component_ref): Likewise.
15624 (build_external_ref): Likewise.
15626 * toplev.c (warn_deprecated_use): Add an attribute argument.
15627 Emit the message associated with __attribute__((deprecated)).
15629 * toplev.h (warn_deprecated_use): Updated.
15631 * doc/extend.texi: Document new optional parameter to
15632 __attribute__((deprecated))
15634 2009-05-08 Michael Eager <eager@eagercon.com>
15636 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15637 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15639 2009-05-08 Richard Guenther <rguenther@suse.de>
15641 PR tree-optimization/40062
15642 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15643 Avoid exponential behavior.
15645 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15647 PR rtl-optimization/33928
15649 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15650 process_uses, build_single_def_use_links): New.
15651 (update_df): Update use_def_ref.
15652 (forward_propagate_into): Use get_def_for_use instead of use-def
15654 (fwprop_init): Call build_single_def_use_links and let it initialize
15656 (fwprop_done): Free use_def_ref.
15657 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15658 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15659 df_rd_simulate_one_insn): New.
15660 (df_rd_bb_local_compute_process_def): Update head comment.
15661 (df_chain_create_bb): Use the new RD simulation functions.
15662 * df.h (df_rd_simulate_artificial_defs_at_top,
15663 df_rd_simulate_one_insn): New.
15664 * opts.c (decode_options): Enable fwprop at -O1.
15665 * doc/invoke.texi (-fforward-propagate): Document this.
15667 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15670 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15671 and one complex operand specially.
15672 * tree-complex.c (some_nonzerop): Do not identify a real value as
15673 zero if flag_signed_zeros.
15675 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15677 PR rtl-optimization/33928
15678 * loop-invariant.c (record_use): Fix && vs. || mishap.
15680 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15682 PR rtl-optimization/33928
15683 * loop-invariant.c (struct use): Add addr_use_p.
15684 (struct def): Add n_addr_uses.
15685 (struct invariant): Add cheap_address.
15686 (create_new_invariant): Set cheap_address.
15687 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15688 (record_uses): Pass df_ref to record_use.
15689 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15692 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15694 * config/sh/sh.c: Do not include c-pragma.h.
15696 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15698 * config/spu/spu.c: Remove include of c-common.h.
15700 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15703 * c-common.h (mark_valid_location_for_stdc_pragma,
15704 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15705 clear_float_const_decimal64, float_const_decimal64_p): New.
15706 * c.opt (Wunsuffixed-float-constants): New.
15707 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15708 unsuffixed float constant, handle new warning.
15709 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15710 * c-decl.c (c_scope): New flag float_const_decimal64.
15711 (set_float_const_decimal64, clear_float_const_decimal64,
15712 float_const_decimal64_p): New.
15713 (push_scope): Set new flag.
15714 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15715 to use STDC pragmas.
15716 (c_parser_external_declaration): Ditto.
15717 (c_parser_compound_statement_nostart): Ditto.
15718 * c-pragma.c (valid_location_for_stdc_pragma,
15719 mark_valid_location_for_stdc_pragma,
15720 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15721 handle_pragma_float_const_decimal64): New.
15722 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15723 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15724 set_float_const_decimal64, clear_float_const_decimal64,
15725 float_const_decimal64_p): New dummy functions.
15726 * doc/extend.texi (Decimal Float): Remove statement that the
15727 pragma, and suffix for double constants, are not supported.
15728 * doc/invoke.texi (Warning Options): List new option.
15729 (-Wunsuffixed-float-constants): New.
15731 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15733 * config/i386/i386.c: Do not include c-common.h.
15735 2009-05-07 Mark Heffernan <meheff@google.com>
15737 * doc/invoke.texi (Debugging Options): Document change of debugging
15739 * opts.c (decode_options): Make dump_base_name relative to
15740 aux_base_name directory.
15742 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15744 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15745 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15747 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15749 * Makefile.in (install-plugin): Simplify a bit.
15751 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15753 * Makefile.in (OBJS-common): Add regcprop.o.
15755 * timevar.def (TV_CPROP_REGISTERS): New.
15756 * regrename.c (regrename_optimize): Return 0.
15757 (rest_of_handle_regrename): Delete.
15758 (pass_rename_registers): Point to regrename_optimize.
15759 (struct value_data_entry, struct value_data,
15760 kill_value_one_regno, kill_value_regno, kill_value,
15761 set_value_regno, init_value_data, kill_clobbered_value,
15762 kill_set_value, kill_autoinc_value, copy_value,
15763 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15764 replace_oldest_value_reg, replace_oldest_value_addr,
15765 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15766 debug_value_data, validate_value_data): Move...
15767 * regcprop.c: ... here.
15768 (rest_of_handle_cprop): Delete.
15769 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15771 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15773 PR middle-end/40057
15774 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15775 GEN_INT for 1 << bitnum.
15776 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15777 build_int_cst_type.
15779 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15781 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15782 Remove wrong description of "nand" operation.
15784 2009-05-06 Richard Guenther <rguenther@suse.de>
15785 Adam Nemet <anemet@caviumnetworks.com>
15787 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15788 comment. Add that if LHS is not a gimple register, then RHS1 has
15789 to be a single object (GIMPLE_SINGLE_RHS).
15791 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15793 * expr.c (get_def_for_expr): Move it up in the file.
15794 (store_field): When expanding a bit-field store, look at the
15795 defining gimple stmt for the masking conversion.
15797 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15799 PR middle-end/39986
15800 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15801 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15802 32-bit memcpy into long.
15804 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15806 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15807 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15809 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15810 instead of appending DW_OP_deref*.
15812 2009-05-06 Michael Matz <matz@suse.de>
15814 PR middle-end/40021
15815 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15816 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15818 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15820 * Makefile.in (install-plugin): Fix srcdir handling.
15822 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15824 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15825 when processing for not_regs_needed bitmap.
15826 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15827 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15828 handling it for rhs.
15830 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15832 * config/i386/i386.md (unnamed inc/dec peephole): Use
15833 optimize_insn_for_size_p instead of optimize_size.
15834 * config/i386/predicates.md (incdec_operand): Likewise.
15835 (aligned_operand): Likewise.
15836 * config/i386/sse.md (divv8sf3): Likewise.
15837 (sqrtv8sf2): Likewise.
15839 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15841 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15843 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15845 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15847 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15848 ssemodesuffixf2c with avxmodesuffixf2c.
15850 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15853 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15855 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15857 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15858 (struct tree_base): Adjust spacing for 8 bit boundaries.
15859 (struct tree_decl_common): Add decl_by_reference_flag bit.
15860 (DECL_BY_REFERENCE): Adjust.
15861 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15862 print DECL_BY_REFERENCE bit.
15863 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15864 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15865 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15866 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15869 PR middle-end/39666
15870 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15871 range of the type, but default label is missing, add it with one
15872 of the existing labels instead of adding a new label for it.
15874 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15878 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15880 * Makefile.in (enable_plugin, plugin_includedir): New.
15881 (install): Depend on install-plugin.
15882 (PLUGIN_HEADERS): New.
15883 (install-plugin): New.
15884 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15886 2009-05-05 Richard Guenther <rguenther@suse.de>
15888 PR tree-optimization/40022
15889 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15891 (phivn_valid_p): Fix tuplification error, simplify.
15892 (phiprop_insert_phi): Add dumps.
15893 (propagate_with_phi): Simplify.
15895 2009-05-05 Richard Guenther <rguenther@suse.de>
15897 PR middle-end/40023
15898 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15900 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15902 * tree.h (strip_float_extensions): Remove duplicate declaration.
15903 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15904 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15905 block_ultimate_origin): Rearrange the declarations line to match the
15906 comment that indicates the .c file which the functions are defined.
15907 (dwarf2out_*, set_decl_rtl): Add comment.
15908 (get_base_address): Adjust comment.
15909 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15910 declarations line and add comment.
15911 (is_builtin_name): Add blank after function name, for clarity.
15913 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15915 * attribs.c (decl_attributes): Use %qE for identifiers in
15917 * cgraphunit.c (verify_cgraph_node): Translate function names to
15918 locale character set in diagnostics.
15919 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15921 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15922 Document that functions are named in UTF-8.
15923 * expr.c (expand_expr_real_1): Translate function names to locale
15924 character set in diagnostics.
15925 * gimplify.c (omp_notice_variable, omp_is_private,
15926 gimplify_scan_omp_clauses): Use %qE for identifiers in
15928 * langhooks.c (lhd_print_error_function): Translate function names
15929 to locale character set.
15930 * langhooks.h (decl_printable_name): Document that return value is
15931 in internal character set.
15932 * stmt.c: Include pretty-print.h
15933 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15935 (resolve_operand_name_1): Translate named operand name to locale
15937 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15939 * toplev.c (announce_function): Translate function names to locale
15941 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15942 (default_tree_printer): Use pp_identifier or translate identifiers
15943 to locale character set. Mark "<anonymous>" for translation.
15944 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15945 for identifiers in diagnostics.
15946 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15948 * varasm.c (output_constructor): Use %qE for identifiers in
15951 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15953 * configure.ac: use ` ` instead of $()
15954 * configure: Regenerate.
15956 2009-05-05 Ben Elliston <bje@au.ibm.com>
15958 * config/pa/linux-atomic.c: Eliminate conditional include of
15959 errno.h on non-LP64 systems to simplify build requirements.
15961 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15963 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15965 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15966 and pass value to identifier_to_locale.
15967 (warn_variable_length_array): Make name a tree.
15968 (grokdeclarator): Separate diagnostic texts for named and unnamed
15969 declarators. Use %qE for named declarators.
15970 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15972 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15973 identifiers in diagnostics.
15974 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15975 identifier_to_locale. Mark "anonymous" strings for translation.
15977 2009-05-04 Michael Eager <eager@eagercon.com>
15979 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15980 address for DImode/DFmode only if double-precision FP regs.
15982 2009-05-04 Michael Eager <eager@eagercon.com>
15984 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15985 TARGET_SINGLE_FLOAT check.
15987 2009-05-04 Michael Eager <eager@eagercon.com>
15989 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15991 2009-05-04 Michael Eager <eager@eagercon.com>
15993 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15994 * config/rs6000/t-xilinx: New
15996 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15998 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15999 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
16000 * gcc/explow.c (memory_address): Use target hook.
16001 * gcc/targhooks.c (default_legitimize_address): New.
16002 * gcc/targhooks.h (default_legitimize_address): New.
16003 * gcc/target.h (legitimize_address): New.
16004 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
16005 (TARGET_INITIALIZER): Include it.
16006 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
16008 * config/bfin/bfin-protos.h (legitimize_address): Remove.
16009 * config/bfin/bfin.c (legitimize_address): Remove.
16010 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
16011 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
16013 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
16014 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
16016 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
16017 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
16018 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
16019 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
16020 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
16021 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
16022 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
16023 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
16024 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
16025 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
16026 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
16027 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
16028 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
16029 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
16030 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
16031 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
16032 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
16033 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
16034 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
16035 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
16036 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
16037 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
16038 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
16040 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
16041 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
16042 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
16043 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
16044 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
16045 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
16046 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
16047 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
16048 (thumb_legitimize_address): Delete.
16049 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
16050 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
16051 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
16052 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
16053 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
16054 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
16056 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
16059 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
16060 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
16061 * config/m32r/m32r.c (m32r_legitimize_address): New.
16062 * config/m68k/m68k.c (m68k_legitimize_address): New.
16063 * config/score/score.c (score_legitimize_address): Standardize.
16064 * config/score/score3.c (score3_legitimize_address): Standardize.
16065 * config/score/score3.h (score3_legitimize_address): Adjust.
16066 * config/score/score7.c (score7_legitimize_address): Standardize.
16067 * config/score/score7.h (score7_legitimize_address): Adjust.
16068 * config/sh/sh.c (sh_legitimize_address): New.
16069 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16071 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16072 (s390_legitimize_address): ... this.
16073 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16074 (sparc_legitimize_address): ... this.
16075 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16076 (ix86_legitimize_address): ... this.
16077 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16078 (avr_legitimize_address): ... this.
16079 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16080 (mn10300_legitimize_address): ... this.
16081 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16082 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16083 (alpha_expand_mov): Adjust call.
16085 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16086 * config/spu/spu.c (spu_legitimize_address): Likewise.
16087 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16088 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16090 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16092 * intl.c (locale_encoding, locale_utf8): New.
16093 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16094 * intl.h (locale_encoding, locale_utf8): Declare.
16095 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16096 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16098 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16100 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16101 (pp_base_tree_identifier): Declare as function.
16102 (identifier_to_locale): Declare.
16103 * Makefile.in (pretty-print.o): Update dependencies.
16104 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16106 2009-05-04 Richard Guenther <rguenther@suse.de>
16108 PR middle-end/40015
16109 * builtins.c (fold_builtin_memory_op): Do not decay to element
16110 type if the size matches the whole array.
16112 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16114 * expmed.c (synth_mult): When trying out a shift, pass the result
16117 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16119 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16120 (shiftsub1_cost): New.
16121 (init_expmed): Compute shiftsub1_cost.
16122 (synth_mult): Optimize multiplications by constants of the form
16123 -(2^^m-1) for some constant positive integer m.
16125 2009-05-03 Richard Guenther <rguenther@suse.de>
16128 * c-typeck.c (array_to_pointer_conversion): Do not built
16129 ADDR_EXPRs of arrays of pointer-to-element type.
16130 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16131 up wrong ADDR_EXPRs after-the-fact.
16132 * c-common.c (strict_aliasing_warning): Strip pointer
16133 conversions for obtaining the original type.
16134 * builtins.c (fold_builtin_memset): Handle array types.
16135 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16138 2009-05-03 Richard Guenther <rguenther@suse.de>
16140 PR middle-end/23329
16141 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16142 Do not lose casts from array types with unknown extent to array
16143 types with known extent.
16144 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16145 alias set compatibility.
16147 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16149 * flags.h (extra_warnings): Delete.
16150 * toplev.c (process_options): Handle Wuninitialized here.
16151 * opts.c (extra_warnings): Delete.
16152 (set_Wextra): Delete.
16153 (common_handle_option): -Wextra can be handled automatically.
16154 * c-opts.c (c_common_handle_option): Delete obsolete code.
16155 (c_common_post_options): Simplify comment.
16156 * common.opt (W): Add Var.
16158 (Wuninitialized): Initialize to -1.
16160 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16161 Richard Guenther <rguenther@suse.de>
16163 * expr.c (get_def_for_expr): New function.
16164 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16165 SSA rather than trees.
16166 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16167 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16169 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16171 * c-common.c (reswords): Add _Imaginary.
16172 * c-common.c (enum rid): Add RID_IMAGINARY.
16174 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16176 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16177 Patch by Richard Guenther.
16179 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16181 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16182 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16183 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16184 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16185 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16186 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16187 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16188 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16189 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16190 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16191 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16192 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16193 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16194 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16195 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16196 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16197 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16198 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16200 2009-05-02 Richard Guenther <rguenther@suse.de>
16202 PR tree-optimization/39940
16203 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16206 2009-05-02 Richard Guenther <rguenther@suse.de>
16208 PR middle-end/40001
16209 * tree-ssa.c (execute_update_addresses_taken): Properly check
16210 if we can mark a variable DECL_GIMPLE_REG_P.
16211 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16212 back to the end of the function.
16213 (is_gimple_reg_type): Remove complex type special casing.
16214 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16217 2009-05-02 Ben Elliston <bje@au.ibm.com>
16219 * doc/collect2.texi (Collect2): Document search path behaviour
16220 when configured with --with-ld.
16222 2009-05-02 Jan Hubicka <jh@suse.cz>
16224 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16225 parameter; update callers.
16226 (coalesce_cost_edge): EH edges are costier because they needs
16227 splitting even if not critical and even more costier when there are
16228 multiple EH predecestors.
16230 2009-05-02 Jan Hubicka <jh@suse.cz>
16232 * except.c (remove_eh_handler_and_replace): Handle updating after
16233 removing TRY blocks.
16235 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16237 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16239 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16241 * varasm.c: Do not include c-pragma.h.
16242 * attribs.c: Do not incude c-common.h.
16244 2009-05-01 Michael Matz <matz@suse.de>
16246 * calls.c (initialize_argument_information): Handle SSA names like
16247 decls with a non MEM_P DECL_RTL.
16249 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16251 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16252 * ipa-utils.c: Likewise.
16253 * ipa-type-escape.c: Likewise.
16254 * cgraphunit.c Do not include c-common.h.
16255 * ipa-pure-const.c: Likewise.
16256 * tree-if-conv.c: Likewise.
16257 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16258 * ipa-struct-reorg.c: Likewise.
16259 * tree-nomudflap.c: Likewise.
16260 * tree-ssa-structalias.c: Likewise.
16262 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16264 * store-motion.c: Many cleanups to make this pass a first-class
16265 citizen instead of an appendix to gcse load motion. Add TODO list
16266 to make this pass faster/cleaner/better.
16268 (struct ls_expr): Post gcse.c-split cleanups.
16269 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16270 "stores" field to "avail_stores".
16271 (pre_ldst_mems): Rename to store_motion_mems.
16272 (pre_ldst_table): Rename to store_motion_mems_table.
16273 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16274 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16275 (ldst_entry): Rename to st_expr_entry, update users.
16276 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16277 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16278 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16280 (first_ls_expr): Rename to first_st_expr, update users.
16281 (next_ls_expr): Rename to next_st_expr, update users.
16282 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16283 fields properly for store motion instead of names inherited from load
16285 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16286 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16289 (ae_kill): Rename to st_kill, update users.
16290 (ae_gen): Rename to st_avloc, update users.
16291 (transp): Rename to st_transp, update users.
16292 (pre_insert_map): Rename to st_insert_map, update users.
16293 (pre_delete_map): Rename to st_delete_map, update users.
16294 (insert_store, build_store_vectors, free_store_memory,
16295 one_store_motion_pass): Update for abovementioned changes.
16297 (gcse_subst_count, gcse_create_count): Remove.
16298 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16299 and "n_stores_created", local variables.
16301 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16304 (regvec, compute_store_table_current_insn): Remove.
16305 (reg_set_info, reg_clear_last_set): Remove.
16306 (compute_store_table): Use DF caches instead of local dataflow
16309 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16311 * c-objc-common.c (c_tree_printer): Print identifiers with
16312 pp_identifier, not pp_string. Mark "({anonymous})" for
16314 * c-pretty-print.c (pp_c_ws_string): New.
16315 (pp_c_cv_qualifier, pp_c_type_specifier,
16316 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16317 pp_c_storage_class_specifier, pp_c_function_specifier,
16318 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16319 pp_c_primary_expression, pp_c_postfix_expression,
16320 pp_c_unary_expression, pp_c_shift_expression,
16321 pp_c_relational_expression, pp_c_equality_expression,
16322 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16323 use pp_string and pp_c_ws_string in place of pp_identifier and
16324 pp_c_identifier for non-identifiers. Mark English strings for
16326 * c-pretty-print.h (pp_c_ws_string): Declare.
16328 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16329 Roland McGrath <roland@redhat.com>
16331 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16332 (ENABLE_LD_BUILDID): New configuration option.
16333 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16334 (LINK_BUILDID_SPEC): New macro.
16335 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16337 * doc/install.texi: Document --enable-linker-build-id option.
16338 * configure: Rebuild.
16339 * config.in: Rebuild.
16341 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16343 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16344 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16345 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16346 MIPS_GP_SAVE_AREA_SIZE.
16347 * config/mips/mips.c (struct mips_frame_info): Update comment
16348 before arg_pointer_offset and hard_frame_pointer_offset.
16349 (mips_compute_frame_info): Update diagram before function: to
16350 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16351 indicate the position of frame_pointer_rtx with -fstack-protector and
16352 to show args_size. Don't allocate cprestore area for leaf functions
16353 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16355 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16357 2009-04-30 Michael Matz <matz@suse.de>
16359 PR tree-optimization/39955
16360 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16362 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16364 * ira.c (setup_cover_and_important_classes): Use safe macro
16365 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16367 * genpreds.c (write_tm_preds_h): Output suitable definition of
16368 REG_CLASS_FOR_CONSTRAINT.
16370 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16372 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16374 * bitmap.c (bitmap_descriptor): Likewise.
16375 * ggc-common.c (loc_descriptor): Likewise.
16376 * varray.c (varray_descriptor): Likewise.
16377 * vec.c (vec_descriptor): Likewise.
16379 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16381 * Makefile.in (dce.o): Add $(EXCEPT_H).
16382 * dce.c: Include except.h and delete redundant vector definitions.
16383 (deletable_insn_p): Return false for non-call insns that can throw
16386 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16388 * gcse.c (ae_gen): Remove.
16389 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16390 and make non-static function to make it available in store-motion.c.
16391 Update call sites with search-and-replace.
16392 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16393 extract_mentioned_regs, extract_mentioned_regs_helper,
16394 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16395 store_killed_in_insn, store_killed_after, store_killed_before,
16396 build_store_vectors, insert_insn_start_basic_block, insert-store,
16397 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16398 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16399 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16400 * store-motion.c: ...new file. Also copy data structures from gcse.c
16401 and clean up to remove parts not used by store motion.
16402 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16403 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16405 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16408 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16409 when optimizing for size.
16411 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16413 * gcse.c (gcse_constant_p): Fix typo in last change.
16415 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16417 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16419 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16421 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16423 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16425 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16426 CONST_HIGH_PART result.
16428 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16430 * config/avr/avr.c (initial_elimination_offset): Rename to
16431 avr_initial_elimination_offset.
16432 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16433 change return type to bool.
16434 (avr_can_eliminate): New function.
16435 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16436 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16437 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16438 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16439 avr_initial_elimination_offset.
16440 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16441 (avr_initial_elimination_offset): Define.
16443 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16444 Steven Bosscher <steven@gcc.gnu.org>
16446 PR rtl-optimization/39938
16447 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16448 * cfgrtl.c: Include insn-attr.h.
16449 (rest_of_pass_free_cfg): New function.
16450 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16451 * resource.c (init_resource_info): Remove call to df_analyze.
16453 2009-04-29 Richard Guenther <rguenther@suse.de>
16456 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16457 allow conversion to signed integers.
16459 2009-04-29 Richard Guenther <rguenther@suse.de>
16461 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16462 shifts of floating point vectors if the shift amount is
16463 a constant multiple of the element size.
16465 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16466 Michael Matz <matz@suse.de>
16468 PR middle-end/39927
16470 * tree-outof-ssa.c (emit_partition_copy): New function.
16471 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16472 insert_part_to_rtx_on_edge): Perform the partition base var
16473 copy using emit_partition_copy.
16474 (insert_value_copy_on_edge): Convert constants to the right mode.
16475 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16476 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16478 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16480 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16481 scan backwards to try to find a constant to initialize it.
16483 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16484 insn before the loop_end instruction, don't look past labels.
16486 2009-04-29 Richard Guenther <rguenther@suse.de>
16488 PR middle-end/39937
16489 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16490 loose type conversions.
16491 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16492 stmts only if there are no uses of its definition.
16494 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16496 * config/bfin/bfin.h (splitting_loops): Declare.
16497 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16498 Reorder bit definitions to be ascending.
16499 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16500 * config/bfin/bfin.c (splitting_loops): New variable.
16501 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16502 (struct loop_info): Remove members INIT and LOOP_INIT.
16503 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16504 the LSETUP sequence. Allow LC to be loaded from any register, but
16505 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16506 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16508 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16509 of reload_completed.
16512 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16514 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16516 * Makefile.in (PLUGIN_VERSION_H): New.
16517 (OBJS-common): Remove plugin-version.o.
16518 (plugin.o): Depend on (PLUGIN_VERSION_H).
16519 (plugin-version.o): Remove.
16520 * configure: Regenerate
16521 * configure.ac: Create plugin-version.h.
16522 * gcc-plugin.h (plugin_gcc_version): Remove.
16523 (plugin_default_version_check): Change signature.
16524 * plugin-version.c: Remove.
16525 * plugin.c: Include plugin-version.h.
16526 (str_plugin_gcc_version_name): Remove.
16527 (try_init_one_plugin): Pass gcc version to plugin_init.
16528 (plugin_default_version_check): Both gcc and plugin versions are now
16531 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16533 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16534 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16535 Remove special case testing for last insn of inner loops. Don't fail
16536 if the loop ends with a jump, emit an extra nop instead.
16538 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16539 DREGS rather than comparing directly. Remove code that tries to
16540 account for latencies.
16542 2009-04-29 Richard Guenther <rguenther@suse.de>
16544 PR tree-optimization/39941
16545 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16546 eliminating an indirect call.
16548 2009-04-29 Richard Guenther <rguenther@suse.de>
16550 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16551 parameter. Allow invariants as base if !require_lvalue.
16552 (verify_gimple_assign_single): Adjust.
16554 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16556 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16557 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16558 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16559 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16560 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16562 * config/bfin/bfin.c (bfin_expand_builtin,
16563 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16565 2009-04-28 Richard Guenther <rguenther@suse.de>
16567 * tree-vect-loop.c (get_initial_def_for_induction): Use
16568 correct types for pointer increment.
16570 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16572 * toplev.c (print_version): Update GMP version string calculation.
16574 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16576 PR rtl-optimization/39938
16577 * resource.c (init_resource_info): Add call to df_analyze.
16579 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16581 * config/alpha/alpha.md (usegp): Cast the result of
16582 alpha_find_lo_sum_using_gp to enum attr_usegp.
16583 * config/alpha/alpha.c (override_options): Remove end-of-structure
16584 marker element from cpu_table. Use array size of cpu_table to handle
16585 -mcpu and -mtune options.
16586 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16588 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16590 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16591 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16592 tune_32 and tune_64.
16593 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16594 support on PowerPC.
16595 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16596 * config/rs6000/option-defaults.h: ... here. New file.
16597 (OPT_64, OPT_32): Define.
16598 (MASK_64BIT): Define to 0 if not already defined.
16599 (OPT_ARCH64, OPT_ARCH32): Define.
16600 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16603 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16605 * config/arm/arm.c (arm_override_options): Emit error on using
16608 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16610 PR rtl-optimization/39914
16611 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16612 registers for allocnos created from user-defined variables only
16613 when not optimizing.
16615 2009-04-28 Richard Guenther <rguenther@suse.de>
16617 PR middle-end/39937
16618 * fold-const.c (fold_binary): Use distribute_real_division only
16621 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16623 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16624 add hpux-stdint.h to tm_file.
16625 (hppa[12]*-*-hpux11*): Ditto.
16626 (ia64*-*-hpux*): Ditto.
16627 * config/hpux-stdint.h: New.
16628 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16629 __STDC_EXT__ for all compiles.
16630 * config/pa/pa-hpux.h: Ditto.
16631 * config/pa/pa-hpux10.h: Ditto.
16632 * config/pa/pa-hpux11.h: Ditto.
16634 2009-04-28 Catherine Moore <clm@codesourcery.com>
16636 * debug.h (set_name): Add comment.
16638 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16641 * config/darwin.c (machopic_gen_offset): Check
16642 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16643 * config/arm/arm.c (require_pic_register): Likewise.
16645 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16647 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16648 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16649 m32c_promote_prototypes): Delete.
16651 2009-04-28 Michael Matz <matz@suse.de>
16653 PR middle-end/39922
16654 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16657 2009-04-28 Richard Guenther <rguenther@suse.de>
16659 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16661 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16663 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16664 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16665 * config/arm/arm-tune.md: Regenerate.
16667 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16669 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16670 block if there are complex incoming edges.
16671 (sel_merge_blocks): Remove useless assert.
16672 (sel_redirect_edge_and_branch): Check that edge was redirected.
16673 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16674 (sel_find_rgns): Delete declaration.
16675 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16676 the region when it is not a preheader.
16678 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16681 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16683 2009-04-28 Richard Guenther <rguenther@suse.de>
16685 * tree.h (SSA_NAME_VALUE): Remove.
16686 (struct tree_ssa_name): Remove value_handle member.
16687 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16688 array for jump threading.
16689 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16691 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16692 * tree-flow.h (threadedge_initialize_values): Declare.
16693 (threadedge_finalize_values): Likewise.
16694 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16695 (SSA_NAME_VALUE): Define.
16696 (threadedge_initialize_values): New function.
16697 (threadedge_finalize_values): Likewise.
16698 * tree-ssa-dom.c (ssa_name_values): New global variable.
16699 (SSA_NAME_VALUE): Define.
16700 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16702 2009-04-28 Ira Rosen <irar@il.ibm.com>
16704 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16705 Use REPORT_VECTORIZED_LOCATIONS instead
16706 REPORT_VECTORIZED_LOOPS.
16707 * tree-vectorizer.c (vect_verbosity_level): Make static.
16708 (vect_loop_location): Rename to vect_location.
16709 (vect_set_verbosity_level): Update comment.
16710 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16712 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16713 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16714 instead REPORT_UNVECTORIZED_LOOPS.
16715 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16716 and vect_loop_def to vect_external_def and vect_internal_def.
16717 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16718 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16719 REPORT_UNVECTORIZED_LOCATIONS.
16720 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16721 and vect_used_in_loop and to vect_unused_in_scope and
16722 vect_used_in_scope.
16723 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16724 (vect_verbosity_level): Remove declaration.
16725 (vect_analyze_operations): Likewise.
16726 (vect_analyze_stmt): Declare.
16727 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16728 REPORT_UNVECTORIZED_LOCATIONS.
16729 (vect_get_loop_niters): Fix indentation.
16730 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16731 (vect_analyze_loop_operations): New function.
16732 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16733 vect_analyze_operations.
16734 (vect_is_simple_reduction): Use new names.
16735 (vectorizable_live_operation, vect_transform_loop): Likewise.
16736 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16737 to specify whether the data references can be a part of interleaving
16739 (vect_analyze_data_ref_dependence): Use new names.
16740 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16741 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16742 * tree-vect-patterns.c (widened_name_p): Use new names.
16743 (vect_recog_dot_prod_pattern): Likewise.
16744 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16745 (process_use, vect_mark_stmts_to_be_vectorized,
16746 vect_model_simple_cost, vect_model_store_cost,
16747 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16748 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16749 vectorizable_operation, vectorizable_type_demotion,
16750 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16751 vectorizable_condition): Likewise.
16752 (vect_analyze_operations): Split into vect_analyze_loop_operations
16754 (vect_analyze_stmt): ... new function.
16755 (new_stmt_vec_info): Use new names.
16756 (vect_is_simple_use): Use new names and fix comment.
16757 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16758 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16760 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16763 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16764 and integer modes for x87 operands. Do not ICE for unsupported size,
16765 generate error instead. Generate error for unsupported operand types.
16766 ['z']: Do not handle HImode memory operands specially. Warning
16767 for floating-point operands. Fallthru to 'Z' for unsupported operand
16768 types. Do not ICE for unsupported size, generate error instead.
16769 (output_387_binary_op): Use %Z to output operands.
16770 (output_fp_compare): Ditto.
16771 (output_387_reg_move): Ditto.
16773 2009-04-28 Ben Elliston <bje@au.ibm.com>
16778 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16780 * builtins.c (c_strlen): Do not warn here.
16781 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16782 * c-common.c (pointer_int_sum): Take an explicit location.
16783 Warn about offsets out of bounds.
16784 * c-common.h (pointer_int_sum): Adjust declaration.
16786 2009-04-27 Ian Lance Taylor <iant@google.com>
16788 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16790 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16791 * df-core.c (df_set_flags): Change return type to int. Change
16792 type of old_flags to int.
16793 (df_clear_flags): Likewise.
16794 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16795 (df_get_conditional_uses): Likewise.
16796 * df.h (df_set_flags, df_clear_flags): Update declarations.
16797 * dwarf2out.c (struct indirect_string_node): Change type of form
16798 field to enum dwarf_form.
16799 (AT_string_form): Change return type to enum dwarf_form.
16800 * fixed-value.c (fixed_compare): Add cast to enum type.
16801 * fwprop.c (update_df): Change 0 to VOIDmode.
16802 * gensupport.c: Change 0 to UNKNOWN.
16803 * gimple.h (gimple_cond_code): Add cast to enum type.
16804 * haifa-sched.c (reemit_notes): Add cast to enum type.
16805 * hooks.c (hook_int_void_no_regs): Remove function.
16806 * hooks.h (hook_int_void_no_regs): Remove declaration.
16807 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16808 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16809 * real.c (real_arithmetic): Add cast to enum type.
16810 (real_compare): Likewise.
16811 * target.h (struct gcc_target): Change return type of
16812 branch_target_register_class to enum reg_class.
16813 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16814 default_branch_target_register_class.
16815 * targhooks.c (default_branch_target_register_class): New function.
16816 * targhooks.h (default_branch_target_register_class): Declare.
16817 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16818 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16820 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16822 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16823 vect_uninitialized_def. Change 0 to ERROR_MARK.
16824 * tree-vect-stmts.c (supportable_widening_operation): Don't
16825 initialize icode1 and icode2.
16826 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16827 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16829 (cmn_err_flag_specs): Change 0 to STD_C89.
16830 (cmn_err_char_table): Likewise.
16831 * config/arm/arm.c (get_arm_condition_code): Change type of code
16832 to enum arm_cond_code.
16833 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16834 (IWMMXT_BUILTIN2): Likewise.
16835 (neon_builtin_type_bits): Don't define typedef.
16836 (neon_builtin_datum): Change type of bits field to int.
16837 (arm_expand_neon_args): Add cast to enum type.
16838 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16840 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16841 casts to enum type.
16842 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16844 * config/mips/mips.md (jal_macro): Return enum constant.
16845 (single_insn): Likewise.
16846 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16848 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16849 casts to enum type.
16850 * config/s390/s390.c (s390_tune_flags): Change type to int.
16851 (s390_arch_flags): Likewise.
16852 (s390_handle_arch_option): Change flags field of struct pta to int.
16853 * config/s390/s390.h (s390_tune_flags): Update declaration.
16854 (s390_arch_flags): Likewise.
16855 * config/sh/sh.c (prepare_move_operands): Compare
16856 tls_symbolic_operand result with enum constant.
16857 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16858 (sh_expand_prologue): Add cast to enum type.
16859 (sh_expand_epilogue): Likewise.
16860 (tls_symbolic_operand): Change return type to enum tls_model.
16861 (fpscr_set_from_mem): Add cast to enum type.
16862 (legitimize_pic_address): Compare tls_symbolic_operand result with
16864 (sh_target_reg_class): Change return type to enum reg_class.
16865 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16867 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16868 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16869 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16870 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16871 (delayed_branch, tls_call_delay): Likewise.
16872 (eligible_for_sibcall_delay): Likewise.
16873 (eligible_for_return_delay): Likewise.
16874 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16875 (spu_expand_builtin_1): Likewise.
16877 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16878 for all types of conversions.
16879 (output_init_element): Issue -Wc++-compat warning if needed when
16880 initializing a bitfield with enum type.
16881 * c-parser.c (c_parser_expression): Set original_type to
16882 original_type of right hand operand of comma operator.
16884 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16886 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16888 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16889 * doc/cpp.texi (Standard Predefined Macros)
16890 (Implementation-defined behavior): Likewise.
16891 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16892 * doc/gimple.texi (GIMPLE Exception Handling)
16893 (@code{GIMPLE_ASSIGN}): Likewise.
16894 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16895 * doc/invoke.texi (Warning Options, Optimize Options)
16896 (AVR Options, Darwin Options): Likewise.
16897 (Optimize Options): Reformulate -fwhole-program description.
16898 * doc/loop.texi (Lambda): Likewise.
16899 * doc/md.texi (Output Template, Define Constraints)
16900 (Standard Names, Insn Splitting): Likewise.
16901 * doc/options.texi (Option properties): Likewise.
16902 * doc/passes.texi (Tree-SSA passes): Likewise.
16903 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16904 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16905 (File Names and DBX): Likewise.
16906 * doc/trouble.texi (Incompatibilities): Likewise.
16908 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16910 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16911 instruction is correct.
16913 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16915 Allow non-constant arguments to conversion intrinsics.
16916 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16917 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16918 * spu.c (print_operand): Handle 'v' and 'w'.
16919 (exp2_immediate_p, spu_gen_exp2): Define.
16920 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16921 spu_convtf_1): Update parameter descriptions.
16922 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16923 * constraints.md ('v', 'w'): New.
16924 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16926 (i2f, I2F): New define_mode_attr.
16927 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16928 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16929 fixuns_truncv4sfv4si2): Update to use mode attribute.
16930 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16931 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16932 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16933 patterns for combine.
16935 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16937 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16938 (cprop, hoist, pre, store_motion): New debug counters.
16939 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16940 is not an RTL pass anymore.
16941 (pass_profiling): Remove extern decl for pass removed in 2005.
16942 (pass_gcse, pass_jump_bypass): Remove.
16943 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16944 to 0 for clean state.
16945 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16946 * cse.c (gate_handle_cse_after_global_opts,
16947 rest_of_handle_cse_after_global_opts): New functions.
16948 (pass_cse_after_global_opts): New pass, does local CSE.
16949 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16950 (TV_CPROP): New timevar.
16951 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16952 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16953 (gcse_main, recompute_all_luids): Remove.
16954 (compute_hash_table_work): Call max_reg_num instead of reading
16956 (cprop_jump): Don't set run_jump_opt_after_gcse.
16957 (constprop_register): Always allow to alter jumps.
16958 (cprop_insn): Likewise.
16959 (do_local_cprop): Likewise.
16960 (local_cprop_pass): Likewise. Return non-zero if something changed.
16961 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16962 (find_implicit_sets): Add note about missed optimization opportunity.
16963 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16964 pass_rtl_cprop execute function.
16965 Don't bother tracking the pass number, each pass gets its own dumpfile
16967 Always allow to alter jumpsand bypass jumps.
16968 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16969 will just find no suitable set.
16970 (pre_edge_insert): Fix dumping, this function is for PRE only.
16971 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16972 pass_rtl_pre execute function.
16973 (hoist_code): Return non-zero if something changed. Keep track of
16974 substitutions and insertions for statistics gathering similar to PRE.
16975 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16976 called from the pass_rtl_hoist execute function. Show pass statistics.
16977 (compute_store_table): Use max_reg_num directly instead of using the
16978 formerly global max_gcse_regno.
16979 (build_store_vectors): Likewise.
16980 (replace_store_insn): Fix dumping.
16981 (store_motion): Rename to ...
16982 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16983 pass, called from the pass_rtl_store_motion execute function. Keep
16984 track of substitutions and insertions for statistics gathering similar
16986 (bypass_jumps): Remove, fold interesting bits into ...
16987 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16988 from the pass_rtl_cprop execute function.
16989 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16990 pass_jump_bypass): Remove.
16991 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16992 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16993 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16994 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16995 (gate_rtl_store_motion, execute_rtl_store_motion,
16996 pass_rtl_store_motion): New.
16997 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16998 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16999 * passes.c (init_optimization_passes): Remove pass_gcse and
17000 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
17001 and cse_after_global_opts in place of pass_gcse. Schedule cprop
17002 instead of pass_jump_bypass.
17004 2009-04-27 Richard Guenther <rguenther@suse.de>
17006 PR middle-end/39928
17007 * gimplify.c (gimplify_expr): If we are required to create
17008 a temporary make sure it ends up as register.
17010 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
17013 * config/i386/i386.c (construct_container): Don't call
17014 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
17015 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
17017 2009-04-27 Michael Matz <matz@suse.de>
17019 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
17020 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
17021 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
17022 (dump_replaceable_exprs): Take a bitmap.
17023 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
17025 (expand_gimple_basic_block): Likewise.
17026 * tree-ssa-ter.c (struct temp_expr_table_d): Make
17027 replaceable_expressions member a bitmap.
17028 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
17029 (mark_replaceable): Likewise.
17030 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
17031 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
17033 2009-04-27 Richard Guenther <rguenther@suse.de>
17035 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
17036 (verify_stmts): Dispatch to gimple/type verification code.
17037 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
17038 issue with call argument types.
17040 2009-04-27 Michael Matz <matz@suse.de>
17042 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
17043 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
17046 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
17047 Eric Botcazou <ebotcazou@adacore.com>
17049 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
17050 a label's basic block.
17051 (mark_target_live_regs): Tidy and rework obsolete comments.
17052 Change back DF problem to LIVE. If a label starts a basic block,
17053 assume that all registers that used to be live then still are.
17054 (init_resource_info): If a label starts a basic block, set its
17055 BLOCK_FOR_INSN accordingly.
17056 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
17058 2009-04-27 Richard Guenther <rguenther@suse.de>
17060 * tree-flow-inline.h (function_ann): Remove.
17061 (get_function_ann): Likewise.
17062 * tree-dfa.c (create_function_ann): Remove.
17063 * tree-flow.h (struct static_var_ann_d): Remove.
17064 (struct function_ann_d): Likewise.
17065 (union tree_ann_d): Remove fdecl member.
17066 (function_ann_t): Remove.
17067 (function_ann, get_function_ann, create_function_ann): Remove
17070 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17072 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17074 2009-04-27 Jan Hubicka <jh@suse.cz>
17076 * ipa-pure-const.c (struct funct_state_d): New fields
17077 state_previously_known, looping_previously_known; remove
17078 state_set_in_source.
17079 (analyze_function): Use new fields.
17080 (propagate): Avoid assumption that state_set_in_source imply
17083 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17084 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17085 * cfgloop.h (finite_loop_p): Declare.
17087 2009-04-26 Michael Matz <matz@suse.de>
17089 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17091 2009-04-26 Michael Matz <matz@suse.de>
17093 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17094 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17095 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17096 pass_mark_used_blocks): Remove.
17097 * tree-optimize.c (pass_free_datastructures,
17098 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17099 * passes.c (init_optimization_passes): Don't call
17100 pass_mark_used_blocks, remove dead code.
17102 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17104 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17105 * tree-ssa-live.h (register_ssa_partition): Likewise.
17107 2009-04-26 Michael Matz <matz@suse.de>
17110 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17111 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17112 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17114 (compare_pairs): Swap cost comparison.
17115 (coalesce_ssa_name): Don't use change_partition_var.
17116 * tree-nrv.c (struct nrv_data): Add modified member.
17117 (finalize_nrv_r): Set it.
17118 (tree_nrv): Use it to update statements.
17119 (pass_nrv): Require PROP_ssa.
17120 * tree-mudflap.c (mf_decl_cache_locals,
17121 mf_build_check_statement_for): Use make_rename_temp.
17122 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17123 * alias.c (find_base_decl): Handle SSA names.
17124 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17125 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17126 * rtl.h (set_reg_attrs_for_parm): Declare.
17127 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17128 to "optimized", remove unused locals at finish.
17129 (execute_free_datastructures): Make global, call
17130 delete_tree_cfg_annotations.
17131 (execute_free_cfg_annotations): Don't call
17132 delete_tree_cfg_annotations.
17134 * ssaexpand.h: New file.
17135 * expr.c (toplevel): Include ssaexpand.h.
17136 (expand_assignment): Handle SSA names the same as register variables.
17137 (expand_expr_real_1): Expand SSA names.
17138 * cfgexpand.c (toplevel): Include ssaexpand.h.
17139 (SA): New global variable.
17140 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17141 (SSAVAR): New macro.
17142 (set_rtl): New helper function.
17143 (add_stack_var): Deal with SSA names, use set_rtl.
17144 (expand_one_stack_var_at): Likewise.
17145 (expand_one_stack_var): Deal with SSA names.
17146 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17147 before unique numbers.
17148 (expand_stack_vars): Use set_rtl.
17149 (expand_one_var): Accept SSA names, add asserts for them, feed them
17150 to above subroutines.
17151 (expand_used_vars): Expand all partitions (without default defs),
17152 then only the local decls (ignoring those expanded already).
17153 (expand_gimple_cond): Remove edges when jumpif() expands an
17154 unconditional jump.
17155 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17156 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17158 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17159 members of SA; deal with PARM_DECL partitions here; expand
17160 all PHI nodes, free tree datastructures and SA. Commit instructions
17161 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17162 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17163 info and statements at start, collect garbage at finish.
17164 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17165 (VAR_ANN_PARTITION) Remove.
17166 (change_partition_var): Don't declare.
17167 (partition_to_var): Always return SSA names.
17168 (var_to_partition): Only accept SSA names.
17169 (register_ssa_partition): Only check argument.
17170 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17172 (delete_var_map): Don't free it.
17173 (var_union): Only accept SSA names, simplify.
17174 (partition_view_init): Mark only useful SSA names as used.
17175 (partition_view_fini): Only deal with SSA names.
17176 (change_partition_var): Remove.
17177 (dump_var_map): Use ssa_name instead of partition_to_var member.
17178 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17180 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17181 (struct _elim_graph): New member const_dests; nodes member vector of
17183 (set_location_for_edge): New static helper.
17184 (create_temp): Remove.
17185 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17186 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17187 (new_elim_graph): Allocate const_dests member.
17188 (clean_elim_graph): Truncate const_dests member.
17189 (delete_elim_graph): Free const_dests member.
17190 (elim_graph_size): Adapt to new type of nodes member.
17191 (elim_graph_add_node): Likewise.
17192 (eliminate_name): Likewise.
17193 (eliminate_build): Don't take basic block argument, deal only with
17194 partition numbers, not variables.
17195 (get_temp_reg): New static helper.
17196 (elim_create): Use it, deal with RTL temporaries instead of trees.
17197 (eliminate_phi): Adjust all calls to new signature.
17198 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17199 (rewrite_trees): Only do checking.
17200 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17201 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17202 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17203 contains_tree_r, MAX_STMTS_IN_LATCH,
17204 process_single_block_loop_latch, analyze_edges_for_bb,
17205 perform_edge_inserts): Remove.
17206 (expand_phi_nodes): New global function.
17207 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17208 functions, initialize new parameter, remember partitions having a
17210 (finish_out_of_ssa): New global function.
17211 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17212 don't reset in_ssa_p here, don't disable TER when mudflap.
17213 (pass_del_ssa): Remove.
17214 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17216 (execute_free_datastructures): Declare.
17217 * Makefile.in (SSAEXPAND_H): New variable.
17218 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17219 * basic-block.h (commit_one_edge_insertion): Declare.
17220 * passes.c (init_optimization_passes): Move pass_nrv and
17221 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17222 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17223 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17224 (redirect_branch_edge): Deal with super block when expanding, split
17225 out jump patching itself into ...
17226 (patch_jump_insn): ... here, new static helper.
17228 2009-04-26 Michael Matz <matz@suse.de>
17230 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17231 beyond num_ssa_names.
17232 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17233 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17235 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17237 PR inline-asm/39543
17238 * fwprop.c (forward_propagate_asm): New function.
17239 (forward_propagate_and_simplify): Propagate also into __asm, if it
17240 doesn't increase the number of referenced registers.
17243 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17245 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17247 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17248 note_nonlocal_vla_type for nonlocal VLAs.
17249 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17250 contains_remapped_vars, remap_vla_decls): New functions.
17251 (convert_nonlocal_reference_stmt): If not optimizing, call
17252 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17253 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17254 if it wasn't found in var_map.
17255 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17256 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17257 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17259 * gimplify.c (nonlocal_vlas): New variable.
17260 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17262 (gimplify_body): Create and destroy nonlocal_vlas.
17264 * dwarf2out.c (loc_descr_plus_const): New function.
17265 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17266 mem_loc_descriptor, loc_descriptor_from_tree_1,
17267 descr_info_loc, gen_variable_die): Use it.
17269 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17270 !TREE_STATIC VAR_DECLs.
17271 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17272 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17273 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17274 DECL_BY_REFERENCE is valid.
17275 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17276 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17277 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17278 Copy DECL_BY_REFERENCE.
17279 (struct nesting_copy_body_data): New type.
17280 (nesting_copy_decl): New function.
17281 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17282 if they have variable length.
17284 2009-04-26 Michael Matz <matz@suse.de>
17286 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17287 mark new temporaries for renaming.
17289 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17292 * c-decl.c (global_bindings_p): Return negative value.
17293 (c_variable_size): New. Based on variable_size from
17295 (grokdeclarator): Call c_variable_size not variable_size.
17297 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17299 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17301 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17303 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17304 Redefine it to just use mingw/include.
17305 (ASM_SPEC): Rules for -m32 and -m64.
17306 (LINK_SPEC): Use Likewise.
17307 (SPEC_32): New define.
17308 (SPEC_64): Likewise.
17309 (SUB_LINK_SPEC): Likewise.
17310 (MULTILIB_DEFAULTS): New define.
17311 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17312 Add multilib options.
17313 (MULTILIB_DIRNAMES): Likewise.
17314 (MULTILIB_OSDIRNAMES): Likewise.
17315 (LIBGCC): Likewise.
17316 (INSTALL_LIBGCC): Likewise.
17318 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17321 * c-tree.h (enum c_inline_static_type): New.
17322 (record_inline_static): Declare.
17323 * c-decl.c (struct c_inline_static, c_inline_statics,
17324 record_inline_static, check_inline_statics): New.
17325 (pop_file_scope): Call check_inline_statics.
17326 (start_decl): Call record_inline_static instead of pedwarning
17327 directly for static in inline function.
17328 * c-typeck.c (build_external_ref): Call record_inline_static
17329 instead of pedwarning directly for static referenced in inline
17332 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17334 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17335 not new but only being rescanned.
17336 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17337 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17338 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17339 record_set_info, compute_set, grealloc): Remove.
17340 (recompute_all_luids): New function.
17341 (gcse_main): Don't compute sets, and don't do related memory
17342 allocations/free-ing. If something changed before the end of the
17343 pass, update LUIDs using recompute_all_luids.
17344 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17345 (free_gcse_mem): Don't free it either.
17346 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17347 Use the df insn LUIDs.
17348 (load_killed_in_block): Likewise.
17349 (compute_hash_table_work): Don't compute reg_set_in_block.
17350 (compute_transp): Use DF_REG_DEF_CHAINs.
17351 (local_cprop_pass): Don't use compute_sets and related functions.
17352 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17353 Use get_max_uid() instead of max_cuid.
17354 (insert_insn_end_basic_block, pre_insert_copy_insn,
17355 update_ld_motion_stores): Don't try to
17356 keep reg_set tables up to date.
17357 (pre_insert_copies): Use df insn LUIDs.
17358 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17359 (reg_set_info): Don't use extra bitmap argument.
17360 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17361 information to compute regs_set_in_block.
17362 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17363 (bypass_jumps): Don't use compute_sets and friends.
17365 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17368 * opts.c (undocumented_msg): Do not leave blank even with
17371 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17373 * c-decl.c (build_enumerator): Allow values folding to integer
17374 constants but not integer constant expressions with a pedwarn if
17377 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17380 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17381 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17382 type is an integer constant.
17384 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17387 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17390 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17393 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17394 with variably modified return type and no storage class
17395 specifiers, except for the case of nested functions. Distinguish
17396 extern declarations of functions with variably modified return
17397 types from those of objects with variably modified types.
17399 2009-04-25 Jan Hubicka <jh@suse.cz>
17401 * tree.c (list_equal_p): New function.
17402 * tree.h (list_equal_p): Declare.
17403 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17404 basic_block_def, basic_block, const_basic_block): New.
17405 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17406 (redirect_eh_edge): New function.
17407 (make_eh_edge_update_phi): EH edges are not abnormal.
17408 * except.c: Include tree-flow.h.
17409 (list_match): New function.
17410 (eh_region_replaceable_by_p): New function.
17411 (replace_region): New function.
17412 (hash_type_list): New function.
17413 (hash_eh_region): New function.
17414 (eh_regions_equal_p): New function.
17415 (merge_peers): New function.
17416 (remove_unreachable_regions): Verify EH tree when checking;
17418 (copy_eh_region_1): New function.
17419 (copy_eh_region): New function.
17420 (push_reachable_handler): New function.
17421 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17422 regions without label but with live RESX.
17423 * except.h (redirect_eh_edge_to_label): New.
17424 * tree-flow.h (redirect_eh_edge): New.
17425 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17426 basic_block_def, basic_block, const_basic_block): Remove.
17427 * Makefile.in (except.o): Add dependency on tree-flow.h
17428 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17429 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17432 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17435 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17436 on the destination of memcpy.
17438 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17440 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17441 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17442 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17444 2009-04-25 Jan Hubicka <jh@suse.cz>
17446 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17447 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17448 to be reached by different label than left.
17449 (update_eh_edges): Update comment; remove edge_to_remove if possible
17450 and return true if suceeded.
17451 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17452 (cleanup_eh): Compute sharing map.
17453 * except.c (remove_eh_handler_and_replace): Add argument if we should
17455 (remove_unreachable_regions): Update for label sharing.
17456 (label_to_region_map): Likewise.
17457 (get_next_region_sharing_label): New function.
17458 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17460 (remove_eh_handler): Update.
17461 (remove_eh_region_and_replace_by_outer_of): New function.
17462 * except.h (struct eh_region): Add next_region_sharing_label.
17463 (remove_eh_region_and_replace_by_outer_of,
17464 get_next_region_sharing_label): Declare.
17465 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17467 2009-04-25 Jan Hubicka <jh@suse.cz>
17469 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17470 insert code even if they are not critical.
17472 2009-04-25 Jan Hubicka <jh@suse.cz>
17474 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17475 (gimple_can_remove_branch_p): EH edges won't remove branch by
17477 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17478 updating of non-abnormal EH edges.
17479 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17480 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17481 (split_critical_edges): Split also edges where emitting code on them
17482 will lead to splitting later.
17484 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17485 H.J. Lu <hongjiu.lu@intel.com>
17488 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17489 the configured assembler supports fildq and fistpq mnemonics.
17490 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17491 * configure: Regenerated.
17492 * config.in: Ditto.
17494 * config/i386/i386.c (print_operand): Handle 'Z'.
17495 ['z']: Remove handling of special fild/fist suffixes.
17496 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17497 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17498 suffix of fild insn.
17499 (*floatsi<mode>2_vector_mixed): Ditto.
17500 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17501 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17502 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17503 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17504 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17506 2009-04-25 Ben Elliston <bje@au.ibm.com>
17508 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17509 the source of a set operation.
17511 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17513 * target.h (struct gcc_target): Add case_values_threshold field.
17514 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17515 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17516 * targhooks.c (default_case_values_threshold): New function.
17517 * targhooks.h (default_case_values_threshold): Declare function.
17518 * stmt.c (expand_case): Use case_values_threshold target hook.
17519 * expr.h (case_values_threshold): Remove declartation.
17520 * expr.c (case_values_threshold): Remove function.
17521 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17523 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17524 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17525 (avr_case_values_threshold): Declare as static.
17526 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17528 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17529 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17530 (mn10300_case_values_threshold): New function.
17532 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17534 * ira.c (setup_cover_and_important_classes): Add enum cast.
17536 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17538 * genpreds.c (write_enum_constraint_num): Output definition of
17539 CONSTRAINT_NUM_DEFINED_P macro.
17540 * ira.c (setup_cover_and_important_classes): Use
17541 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17543 2009-04-24 DJ Delorie <dj@redhat.com>
17545 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17546 __SH2A_SINGLE_ONLY__ also.
17548 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17550 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17551 (movdf_internal): Ditto.
17552 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17553 SFmode and DFmode constants.
17554 (ia64_print_operand): Add 'G' format for printing
17555 floating point constants.
17557 2009-04-24 Richard Guenther <rguenther@suse.de>
17559 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17560 from unsigned additions.
17562 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17564 * c-typeck.c (set_init_index): Allow array designators that are
17565 not integer constant expressions with a pedwarn if pedantic.
17567 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17569 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17570 zero if no overlap in nonzero bits between the operands.
17572 2009-04-24 Ian Lance Taylor <iant@google.com>
17574 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17575 (record_dead_and_set_regs): Likewise.
17576 * df.h (struct df_mw_hardreg): Change flags field to int.
17577 (struct df_base_ref): Likewise.
17578 (struct df): Change changeable_flags field to int.
17579 * df-scan.c (df_defs_record): Change clobber_flags to int.
17580 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17581 constants rather than #define macros.
17582 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17583 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17584 (enum dwarf_calling_convention): Likewise.
17585 (enum dwarf_line_number_x_ops): Likewise.
17586 (enum dwarf_call_frame_info): Likewise.
17587 (enum dwarf_source_language): Likewise.
17588 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17589 (add_calling_convention_attribute): Likewise.
17590 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17591 (combine_comparisons): Change compcode to int. Add cast to enum type.
17592 * genrecog.c (maybe_both_true_2): Change c to int.
17593 (write_switch): Likewise. Add cast to enum type.
17594 * gimplify.c (gimplify_omp_for): Handle return values from
17595 gimplify_expr using MIN rather than bitwise or.
17596 (gimplify_expr): Add cast to enum type.
17597 * ipa-prop.c (update_jump_functions_after_inlining): Change
17598 IPA_BOTTOM to IPA_JF_UNKNOWN.
17599 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17600 Add casts to enum type.
17601 (setup_cover_and_important_classes): Change cl to int. Add casts
17603 (setup_class_translate): Change cl and mode to int.
17604 (ira_init_once): Change mode to int.
17605 (free_register_move_costs): Likewise.
17606 (setup_prohibited_mode_move_regs): Add casts to enum type.
17607 * langhooks.c (add_builtin_function_common): Rework assertion that
17608 value fits bitfield.
17609 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17610 * omega.c (omega_do_elimination): Avoid math on enum types.
17611 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17612 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17613 int local to handle integral_argment value.
17614 * regmove.c (try_auto_increment): Change PUT_MODE to
17616 * reload.c (push_secondary_reload): Add casts to enum type.
17617 (secondary_reload_class, find_valid_class): Likewise.
17618 * reload1.c (emit_input_reload_insns): Likewise.
17619 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17620 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17621 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17623 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17624 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17626 (expand_complex_libcall): Add casts to enum type.
17627 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17628 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17629 with ERROR_MARK, not NUM_TREE_CODES.
17630 (vect_create_epilog_for_reduction): Likewise.
17631 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17632 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17633 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17635 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17636 vect_unused_in_loop. Change 0 to loop_vect.
17637 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17638 * var-tracking.c (get_init_value): Change return type to enum
17640 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17641 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17643 (arm_override_options): Add casts to enum type.
17644 (arm_emit_tls_decoration): Likewise.
17645 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17647 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17648 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17649 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17651 * config/s390/s390.c (code_for_builtin_64): Change to array of
17653 (code_for_builtin_31): Likewise.
17654 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17656 * config/sparc/sparc.c (sparc_override_options): Change value
17657 field in struct code_model to enum cmodel. In initializer change
17658 0 to NULL and add cast to enum type.
17660 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17661 Change all callers. Issue a -Wc++-compat warning using
17662 lhs_origtype if necessary.
17663 (convert_for_assignment): Issue -Wc++-compat warnings about
17664 invalid conversions to enum type on assignment.
17665 * c-common.h (build_modify_expr): Update declaration.
17667 2009-04-24 Nick Clifton <nickc@redhat.com>
17669 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17670 (function_arg_advance): Likewise.
17671 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17674 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17676 * config/s390/constraints.md ('I', 'J'): Fix condition.
17678 2009-04-24 Diego Novillo <dnovillo@google.com>
17680 * gengtype-parse.c (parse_error): Add newline after message.
17682 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17684 * config/i386/sse.md (avxmodesuffixs): Removed.
17685 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17686 (*avx_pinsr<ssevecsize>): This.
17688 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17690 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17691 follow chains of regs with a single definition, and allow expressions
17692 that are function_invariant_p.
17693 (simple_rhs_p): Allow expressions that are function_invariant_p.
17695 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17697 PR middle-end/39867
17698 * fold-const.c (fold_cond_expr_with_comparison): When folding
17699 > and >= to MAX, make sure the MAX uses the same type as the
17700 comparison's operands.
17702 2009-04-24 Nick Clifton <nickc@redhat.com>
17704 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17705 addressing for DImode accesses.
17706 (frv_print_operand_address): Handle PLUS case.
17707 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17709 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17711 PR rtl-optimization/39794
17712 * alias.c (canon_true_dependence): Add x_addr argument.
17713 * rtl.h (canon_true_dependence): Adjust prototype.
17714 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17715 * cselib.c (cselib_invalidate_mem): Likewise.
17716 * gcse.c (compute_transp): Likewise.
17717 * dse.c (scan_reads_nospill): Likewise.
17718 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17719 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17720 canon_base_addr of the group, plus optional offset.
17721 (struct group_info): Rename canon_base_mem to
17723 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17724 canon_rtx of base_mem.
17726 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17728 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17729 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17731 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17733 * config/spu/spu-builtins.h: Delete file.
17735 * config/spu/spu.h (enum spu_builtin_type): Move here from
17737 (struct spu_builtin_description): Likewise. Add GTY marker.
17738 Do not use enum spu_function_code or enum insn_code.
17739 (spu_builtins): Add extern declaration.
17741 * config/spu/spu.c: Do not include "spu-builtins.h".
17742 (enum spu_function_code, enum spu_builtin_type_index,
17743 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17744 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17745 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17746 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17747 (spu_builtin_types): Make static. Add GTY marker.
17748 (spu_builtins): Add extern declaration with GTY marker.
17749 Include "gt-spu.h".
17751 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17752 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17753 Check programmatically whether all parameters are scalar.
17755 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17757 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17759 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17760 assignment from the constructor either if the target is volatile.
17762 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17764 * config/arm/arm.md (insv): Do not share operands[0].
17766 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17768 * config/vxlib-tls.c (active_tls_threads): Delete.
17769 (delete_hook_installed): New.
17770 (tls_delete_hook): Don't delete the delete hook.
17771 (tls_destructor): Delete it here.
17772 (__gthread_set_specific): Adjust installing the delete hook.
17773 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17774 __gthread_leave_tsd_dtor_context.
17776 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17778 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17780 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17782 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17784 (alpha_rtx_costs): Ditto.
17785 (emit_unlikely_jump): Use add_reg_note.
17786 (emit_frame_store_1): Ditto.
17787 (alpha_expand_prologue): Ditto.
17788 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17789 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17791 2009-04-23 Nick Clifton <nickc@redhat.com>
17793 * config/v850/v850.md (epilogue): Remove suppressed code.
17794 (return): Rename to return_simple and remove test of frame size.
17795 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17796 to gen_return_simple.
17798 2009-04-22 Jing Yu <jingyu@google.com>
17801 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17803 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17806 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17807 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17808 value is a VECTOR_CST, the element type is the element type of the
17811 2009-04-22 DJ Delorie <dj@redhat.com>
17813 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17815 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17817 * alias.c (find_base_term): Move around LO_SUM case, so that
17818 CONST falls through into PLUS/MINUS handling.
17821 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17822 into 0, use omit_one_operand.
17824 2009-04-23 Ben Elliston <bje@au.ibm.com>
17826 * config/rs6000/linux-unwind.h (get_regs): Remove type
17827 puns. Change the type of `pc' to an array of unsigned ints and
17828 update all users. Constify frame24.
17830 2009-04-22 DJ Delorie <dj@redhat.com>
17832 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17833 declarations before code.
17834 (current_function_special_page_vector): Likewise.
17835 (m32c_expand_insv): Silence a warning.
17837 2009-04-21 Taras Glek <tglek@mozilla.com>
17839 * alias.c: Update GTY annotations to new syntax.
17840 * basic-block.h: Likewise.
17841 * bitmap.h: Likewise.
17842 * c-common.h: Likewise.
17843 * c-decl.c: Likewise.
17844 * c-parser.c: Likewise.
17845 * c-pragma.c: Likewise.
17846 * c-tree.h: Likewise.
17847 * cfgloop.h: Likewise.
17848 * cgraph.h: Likewise.
17849 * config/alpha/alpha.c: Likewise.
17850 * config/arm/arm.h: Likewise.
17851 * config/avr/avr.h: Likewise.
17852 * config/bfin/bfin.c: Likewise.
17853 * config/cris/cris.c: Likewise.
17854 * config/darwin.c: Likewise.
17855 * config/frv/frv.c: Likewise.
17856 * config/i386/i386.c: Likewise.
17857 * config/i386/i386.h: Likewise.
17858 * config/i386/winnt.c: Likewise.
17859 * config/ia64/ia64.h: Likewise.
17860 * config/iq2000/iq2000.c: Likewise.
17861 * config/mips/mips.c: Likewise.
17862 * config/mmix/mmix.h: Likewise.
17863 * config/pa/pa.c: Likewise.
17864 * config/pa/pa.h: Likewise.
17865 * config/rs6000/rs6000.c: Likewise.
17866 * config/s390/s390.c: Likewise.
17867 * config/sparc/sparc.c: Likewise.
17868 * config/xtensa/xtensa.c: Likewise.
17869 * cselib.h: Likewise.
17870 * dbxout.c: Likewise.
17871 * dwarf2out.c: Likewise.
17872 * except.c: Likewise.
17873 * except.h: Likewise.
17874 * fixed-value.h: Likewise.
17875 * function.c: Likewise.
17876 * function.h: Likewise.
17877 * gimple.h: Likewise.
17878 * integrate.c: Likewise.
17879 * optabs.c: Likewise.
17880 * output.h: Likewise.
17881 * real.h: Likewise.
17883 * stringpool.c: Likewise.
17884 * tree-data-ref.c: Likewise.
17885 * tree-flow.h: Likewise.
17886 * tree-scalar-evolution.c: Likewise.
17887 * tree-ssa-address.c: Likewise.
17888 * tree-ssa-alias.h: Likewise.
17889 * tree-ssa-operands.h: Likewise.
17890 * tree.c: Likewise.
17891 * tree.h: Likewise.
17892 * varasm.c: Likewise.
17893 * varray.h: Likewise.
17895 * coretypes.h: Do not define GTY macro if it is already defined.
17896 * doc/gty.texi: Update GTY documentation to new syntax.
17897 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17898 annotations on structs.
17899 * gengtype-parse.c: Likewise.
17901 2009-04-22 Mark Heffernan <meheff@google.com>
17903 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17905 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17907 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17910 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17912 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17913 the same as a PLUS without a shift. Increase the cost of a
17916 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17918 * Makefile.in: Update dependencies.
17919 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17920 * errors.h: Remove bogus comment about compatibility.
17921 (warning): Update declaration.
17922 * genautomata.c: Update all calls to warning.
17923 * gimple.c: Do not include errors.h. Include toplev.h.
17924 * tree-ssa-structalias.c: Do not include errors.h.
17925 * omega.c: Likewise.
17926 * tree-ssa-reassoc.c: Likewise.
17927 * config/spu/spu-c.c: Likewise.
17928 * config/spu/t-spu-elf: Update dependencies.
17930 2009-04-22 Richard Guenther <rguenther@suse.de>
17932 PR tree-optimization/39824
17933 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17934 make sure the types are compatible.
17936 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17939 * c-common.c (c_parse_error): Take a token_flags parameter.
17940 Use token_type for the token type instead.
17941 Pass token_flags to cpp_type2name.
17942 * c-common.h (c_parse_error): Update declaration.
17943 * c-parser.c (c_parser_error): Pass 0 as token flags.
17945 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17947 PR rtl-optimization/39580
17948 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17950 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17952 * function.c (expand_function_end): Do not emit a jump to the "naked"
17953 return label for fall-through returns.
17954 * except.c (sjlj_emit_function_exit): Always place the call to the
17955 unregister function at the location installed by expand_function_end.
17957 2009-04-22 Richard Guenther <rguenther@suse.de>
17959 PR tree-optimization/39845
17960 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17961 (gen_inbound_check): Likewise.
17963 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17965 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17967 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17968 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17970 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17972 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17973 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17974 shift counts to avoid out-of-bounds array accesses.
17976 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17978 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17979 (Pmode): Move above.
17981 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17983 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17984 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17985 GET_CODE macro. Use IN_RANGE macro where appropriate.
17986 * config/alpha/alpha.h: Ditto.
17987 * config/alpha/alpha.md: Ditto.
17988 * config/alpha/constraints.md: Ditto.
17989 * config/alpha/predicates.md: Ditto.
17991 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17993 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17994 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17995 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17996 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17997 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17998 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17999 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18000 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18001 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18002 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18003 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18004 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18005 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18006 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18007 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18008 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18009 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18010 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18011 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18012 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18013 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18014 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18015 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18016 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18017 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18018 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18019 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
18021 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
18023 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
18024 references from comments.
18025 * cfgbuild.c: (count_basic_blocks): Delete.
18026 (find_basic_blocks_1): Delete.
18027 (find_basic_blocks): Delete.
18028 * except.c (finish_eh_generation): Make static. Move comment from
18029 except.h here. Remove find_basic_blocks references from comments.
18030 * except.h (finish_eh_generation): Delete.
18031 * basic-block.h (find_basic_blocks): Delete.
18032 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
18034 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
18036 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
18037 (sdbout_parms): Likewise.
18039 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
18041 * config/sh/sh.c (prepare_cbranch_operands): Use
18042 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
18043 (expand_cbranchdi4): Likewise.
18044 (from_compare): Add cast to enum type.
18045 (expand_cbranchsi4): Use add_reg_note.
18046 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
18047 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
18048 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
18049 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18050 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
18051 instead of CODE_FOR_nothing.
18052 (cbranchdi4): Likewise. Fix the order of arguments for
18054 (push_fpscr): Use add_reg_note.
18055 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
18056 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
18058 2009-04-21 Joseph Myers <joseph@codesourcery.com>
18060 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
18061 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18062 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18063 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
18064 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
18065 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18066 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18067 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18068 config/alpha/x-vms, config/arc/t-arc,
18069 config/arm/README-interworking, config/arm/arm-c.c,
18070 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18071 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18072 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18073 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18074 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18075 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18076 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18077 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18078 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18079 config/cris/t-elfmulti, config/crx/t-crx,
18080 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18081 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18082 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18083 config/h8300/t-h8300, config/i386/athlon.md,
18084 config/i386/darwin-libgcc.10.4.ver,
18085 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18086 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18087 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18088 config/i386/t-linux64, config/i386/t-nwld,
18089 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18090 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18091 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18092 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18093 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18094 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18095 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18096 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18097 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18098 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18099 config/m68k/t-uclinux, config/mcore/t-mcore,
18100 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18101 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18102 config/mips/crtn.asm, config/mips/irix-crti.asm,
18103 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18104 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18105 config/mips/mips-fixed.md, config/mips/sb1.md,
18106 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18107 config/mips/t-iris6, config/mips/t-isa3264,
18108 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18109 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18110 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18111 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18112 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18113 config/mn10300/t-linux, config/mn10300/t-mn10300,
18114 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18115 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18116 config/picochip/libgccExtras/clzsi2.asm,
18117 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18118 config/rs6000/darwin-libgcc.10.4.ver,
18119 config/rs6000/darwin-libgcc.10.5.ver,
18120 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18121 config/rs6000/t-aix43, config/rs6000/t-aix52,
18122 config/rs6000/t-darwin, config/rs6000/t-fprules,
18123 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18124 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18125 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18126 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18127 config/rs6000/t-rtems, config/rs6000/t-spe,
18128 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18129 config/score/t-score-elf, config/sh/divcost-analysis,
18130 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18131 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18132 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18133 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18134 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18135 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18136 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18137 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18138 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18139 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18140 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18141 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18142 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18143 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18144 * config/h8300/genmova.sh: Include copyright and license notices
18145 in generated output.
18146 * config/h8300/mova.md: Regenerate.
18147 * doc/install.texi2html: Include word "Copyright" in copyright
18148 notice and use name "Free Software Foundation, Inc.".
18149 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18150 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18151 ChangeLog-2007, ChangeLog-2008: Correct dates.
18153 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18155 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18156 NE_EXPR operations as well.
18157 * c-parser.c (c_parser_condition): Do not set location information on
18159 (c_parser_conditional_expression): Likewise.
18160 (c_parser_binary_expression): Set location information on operators.
18161 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18162 TRUTH_NOT_EXPR has been folded.
18163 * fold-const.c (fold_truth_not_expr): Copy location information from
18164 the incoming expression to the outgoing one.
18165 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18166 recursive calls on the LHS of the operator but pass that of the
18167 operator to recursive calls on the RHS of the operator. Set it
18169 (shortcut_cond_expr): Set the locus of the operator on the second
18170 COND_EXPR and that of the expression on the first in degenerate cases.
18171 Pass the locus of the expression to calls to shortcut_cond_r.
18172 Set the locus of the 'then' block on the associated jump, if any.
18173 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18174 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18175 expression to call to gimplify_boolean_expr.
18177 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18179 * config.gcc: Add additional configuration for
18180 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18181 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18182 (CPP_SPEC): Redefine for allowing -municode option.
18183 (STARTFILE_SPEC): Likewise.
18184 * config/i386/t-mingw-w64: New.
18185 * config/i386/mingw-w64.opt: New.
18186 (municode): Add new target option.
18187 * doc/invoke.texi (municode): Add documentation for new option.
18189 2009-04-21 Ian Lance Taylor <iant@google.com>
18191 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18192 Correct test for number of arguments.
18193 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18195 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18197 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18198 argument of emit_library_call.
18200 2009-04-21 Richard Guenther <rguenther@suse.de>
18202 PR middle-end/39829
18203 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18204 inside VIEW_CONVERT_EXPRs.
18206 2009-04-21 Martin Jambor <mjambor@suse.cz>
18208 * tree-switch-conversion.c (build_constructors): Split a long line.
18209 (constructor_contains_same_values_p): New function.
18210 (build_one_array): Create assigns of constants if possible, do not
18211 call mark_sym_for_renaming, call update_stmt.
18212 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18213 make_rename_temp. Do not call mark_symbols_for_renaming, call
18215 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18216 find_new_referenced_vars, call update_stmt.
18217 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18218 instead of calling make_rename_temp. Do not call
18219 find_new_referenced_vars or mark_symbols_for_renaming, call
18222 2009-04-21 Richard Guenther <rguenther@suse.de>
18224 PR tree-optimization/39827
18225 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18226 (tree_ssa_phiprop): Pass the correct array size.
18228 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18230 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18232 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18235 * c-typeck.c (lvalue_p): Move declaration ...
18236 * c-common.h (lvalue_p): ... to here.
18237 * c-common.c (candidate_equal_p): New.
18238 (add_tlist): Use it.
18239 (merge_tlist): Use it.
18240 (warn_for_collisions_1): Likewise.
18241 (warning_candidate_p): Accept more candidates.
18242 (verify_tree): A warning candidate can be an expression. Use
18245 2009-04-21 Ben Elliston <bje@au.ibm.com>
18248 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18249 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18250 options. Remove -mcall-solaris documentation.
18252 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18255 * doc/invoke.texi (-Wlong-long): Update description.
18256 * c-lex (interpret_integer): Only warn if there was no previous
18257 overflow and -Wlong-long is enabled.
18258 * c-decl.c (declspecs_add_type): Drop redundant flags.
18259 * c.opt (Wlong-long): Init to -1.
18260 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18261 and front-end warn_long_long. Wlong-long only depends on other
18262 flags if it is uninitialized.
18263 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18264 the same for CPP and FE.
18265 (restore_extension_diagnostics): Likewise.
18267 2009-04-20 Ian Lance Taylor <iant@google.com>
18269 Fix enum conversions which are invalid in C++:
18270 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18271 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18272 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18273 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18274 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18275 (dbxout_parms): Likewise.
18276 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18277 (df_clear_flags): Likewise.
18278 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18279 top_flag parameter to int.
18280 (df_chain_create_bb_process_use): Likewise.
18281 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18283 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18284 (df_ref_create_structure, df_def_record_1): Likewise.
18285 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18286 (df_notes_rescan): Change 0 to VOIDmode in function call.
18287 (df_get_call_refs, df_insn_refs_collect): Likewise.
18288 (df_bb_regs_collect): Likewise.
18289 (df_entry_block_defs_collect): Likewise.
18290 (df_exit_block_uses_collect): Likewise.
18291 * df.h: Update declarations.
18292 * double-int.c (double_int_divmod): Add cast to enum type.
18293 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18294 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18295 (based_loc_descr): Likewise.
18296 (loc_descriptor_from_tree_1): Change first_op and second_op to
18297 enum dwarf_location_atom. Add cast to enum type.
18298 * expmed.c (init_expmed): Change 0 to SET in function call.
18299 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18300 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18301 (do_store_flag): Likewise.
18302 * fixed-value.h (struct fixed_value): Change mode to enum
18304 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18305 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18307 (insert_insn_decl, insert_decl, insert_state): Likewise.
18308 (automata_list_finish): Likewise.
18309 * genrecog.c (process_define_predicate): Add cast to enum type.
18310 * gensupport.c (init_predicate_table): Add cast to enum type.
18311 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18313 (gimple_build_call_1, gimple_build_label): Likewise.
18314 (gimple_build_goto, gimple_build_asm_1): Likewise.
18315 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18316 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18317 (enum fallback): Rename from enum fallback_t.
18318 (fallback_t): Typedef as int.
18319 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18320 GSI_SAME_STMT in function call.
18321 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18323 (setup_reg_class_relations): Likewise.
18324 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18325 (setup_prohibited_class_mode_regs): Add cast to enum type.
18326 (setup_prohibited_mode_move_regs): Likewise.
18327 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18328 (record_address_regs): Change i to enum reg_class.
18329 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18330 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18331 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18332 (GET_MODE_2XWIDER_MODE): Likewise.
18333 (GET_CLASS_NARROWEST_MODE): Likewise.
18334 * omp-low.c (expand_omp_for): Add cast to enum type.
18335 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18336 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18337 * postreload.c (reload_cse_simplify_operands): Change rclass local
18339 * predict.c (combine_predictions_for_insn): Change best_predictor
18340 and predictor to enum br_predictor.
18341 (combine_predictions_for_bb): Likewise.
18342 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18343 use SET_PREDICT_EXPR_OUTCOME.
18344 * real.c (real_arithmetic): Change icode to code in function call.
18345 * reginfo.c (init_move_cost): Add casts to enum type.
18346 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18347 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18349 * reload.c (find_valid_class): Add casts to enum type.
18350 (push_reload): Change 0 to NO_REGS in function call.
18351 (find_reloads): Change this_alternative to array of enum
18352 reg_class. Remove some now-unnecessary casts.
18353 (make_memloc): Change 0 to VOIDmode in function call.
18354 * reload1.c (reload): Change 0 to VOIDmode in function call.
18355 (eliminate_regs_1, elimination_effects): Likewise.
18356 (eliminate_regs_in_insn): Likewise.
18357 (emit_input_reload_insns): Add cast to enum type.
18358 (delete_output_reload): Change 0 to VOIDmode in function call.
18359 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18360 to enum type in function call.
18361 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18362 (SET_PREDICT_EXPR_OUTCOME): Define.
18363 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18364 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18365 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18366 (dump_function): Likewise.
18367 * tree-dump.h: Update declarations.
18368 * tree-pass.h: Update declarations.
18369 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18370 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18372 (arm_rtx_costs_1): Correct parenthesization.
18373 (arm_rtx_costs): Add casts to enum type.
18374 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18375 (vfp_emit_fstmd): Use add_rg_note.
18376 (emit_multi_reg_push, emit_sfm): Likewise.
18377 (thumb_set_frame_pointer): Likewise.
18378 (arm_expand_prologue): Likewise.
18379 (arm_regno_class): Change return type to enum reg_class.
18380 (thumb1_expand_prologue): Use add_reg_note.
18381 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18382 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18384 * config/arm/gentune.sh: Add cast to enum type.
18385 * config/arm/arm-tune.md: Rebuild.
18386 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18387 (ix86_split_fp_branch, predict_jump): Likewise.
18388 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18389 insn_code to enum rtx_code.
18390 (ix86_builtin_vectorized_function): Add cast to enum type.
18391 * config/i386/i386.md (truncdfsf2): Change slot to enum
18393 (truncxf<mode>2, isinf<mode>2): Likewise.
18394 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18396 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18397 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18398 (insert_bundle_state): Change 1 to INSERT in function call.
18399 (ia64_add_bundle_selector_before): Likewise.
18400 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18401 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18402 (restore_stack_nonlocal): Likewise.
18403 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18405 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18407 (mips_rtx_costs): Likewise.
18408 (mips_override_options): Add casts to enum type.
18409 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18411 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18412 (store_reg, set_reg_plus_d): Likewise.
18413 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18414 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18416 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18418 (emit_unlikely_jump): Use add_reg_note.
18419 (rs6000_emit_allocate_stack): Likewise.
18420 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18421 (output_toc): Change 1 to INSERT in function call.
18422 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18423 (rs6000_initialize_trampoline): Likewise.
18424 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18426 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18427 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18428 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18429 (save_gprs): Use add_reg_note.
18430 (s390_emit_prologue): Likewise.
18431 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18432 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18433 (sparc_fold_builtin): Add cast to enum type.
18434 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18436 (spu_expand_prologue): Use add_reg_note.
18437 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18439 2009-04-20 Ian Lance Taylor <iant@google.com>
18441 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18442 (c_parser_postfix_expression_after_primary): Get VEC for list of
18443 arguments. Get original types of arguments. Call
18444 build_function_call_vec.
18445 (cached_expr_list_1, cached_expr_list_2): New static variables.
18446 (c_parser_expr_list): Change return type to VEC *. Add
18447 p_orig_types parameter. Change all callers.
18448 (c_parser_release_expr): New static function.
18449 (c_parser_vec_to_tree_list): New static function.
18450 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18451 call build_function_call_vec.
18452 (build_function_call_vec): New function, based on old
18453 build_function_call.
18454 (convert_arguments): Remove nargs and argarray parameters. Change
18455 values to a VEC. Add origtypes parameter.
18456 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18457 (convert_for_assignment): Add origtype parameter. Change all
18458 callers. If warn_cxx_compat, check for conversion to an enum
18459 type when calling a function.
18460 (store_init_value): Add origtype parameter. Change all callers.
18461 (digest_init): Likewise.
18462 (struct init_node): Add origtype field.
18463 (add_pending_init): Add origtype parameter. Change all callers.
18464 (output_init_element): Likewise.
18465 (output_pending_init_elements): Pass origtype from init_node to
18466 output_init_element.
18467 (process_init_element): Pass origtype from c_expr to
18468 output_init_element.
18469 (c_finish_return): Add origtype parameter. Change all callers.
18470 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18472 (sync_resolve_params): Likewise.
18473 (sync_resolve_return): Change params to first_param. Change caller.
18474 (resolve_overloaded_builtins): Change params to VEC *. Change
18475 callers. Save first parameter around call to build_function_call_vec.
18476 * c-decl.c (finish_decl): Add origtype parameter. Change all
18477 callers. Call build_function_call_vec rather than
18478 build_function_call for cleanup.
18479 * c-tree.h: Update declarations.
18480 * c-common.h: Update declarations.
18481 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18482 params to first_param.
18483 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18484 params parameter from tree to void *.
18485 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18486 Change arglist parameter to have type void *, and to be a pointer
18488 * config/rs6000/rs6000-protos.h
18489 (altivec_resolve_overloaded_builtin): Update declaration.
18490 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18491 fnargs parameter to have type void *, and to be a pointer to a
18492 VEC. Call build_function_call_vec instead of
18493 build_function_call.
18494 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18496 2009-04-20 Joey Ye <joey.ye@intel.com>
18497 Xuepeng Guo <xuepeng.guo@intel.com>
18498 H.J. Lu <hongjiu.lu@intel.com>
18500 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18502 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18503 (IX86_LEA_PRIORITY): Likewise.
18504 (distance_non_agu_define): New function.
18505 (distance_agu_use): Likewise.
18506 (ix86_lea_for_add_ok): Likewise.
18507 (ix86_dep_by_shift_count): Likewise.
18509 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18510 should split for LEA.
18512 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18514 (ix86_dep_by_shift_count): Likewise.
18516 2009-04-20 Richard Guenther <rguenther@suse.de>
18518 * expr.c (handled_component_p): Move ...
18519 * tree.h (handled_component_p): ... here.
18520 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18521 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18522 and REALPART_EXPR to be in one group.
18524 2009-04-20 Richard Guenther <rguenther@suse.de>
18526 * basic-block.h (get_all_dominated_blocks): Declare.
18527 * dominance.c (get_all_dominated_blocks): New function.
18528 * tree-cfg.c (get_all_dominated_blocks): Remove.
18529 (remove_edge_and_dominated_blocks): Adjust.
18530 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18531 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18532 instead of recursing.
18534 2009-04-20 Doug Kwan <dougkwan@google.com>
18536 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18537 (struct cgraph_node_set_def): New type.
18538 (cgraph_node_set) New type. Also declare vector functions.
18539 (struct cgraph_node_set_element_def): New type.
18540 (cgraph_node_set_element): Ditto.
18541 (cgraph_node_set_iterator): New iterator type.
18542 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18543 cgraph_node_set_remove, dump_cgraph_node_set,
18544 debug_cgraph_node_set): New prototypes.
18545 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18546 cgraph_node_set_size): New inlines.
18547 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18548 including cgraph.h.
18549 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18550 argument to function 'write_summary'.
18551 * ipa.c: Include ggc.h.
18552 (hash_cgraph_node_set_element,
18553 eq_cgraph_node_set_element, cgraph_node_set_new,
18554 cgraph_node_set_add, cgraph_node_set_remove,
18555 cgraph_node_set_find, dump_cgraph_node_set,
18556 debug_cgraph_node_set): New functions.
18557 * Makefile.in (ipa.o): Add dependency on GGC_H.
18559 2009-04-20 Ira Rosen <irar@il.ibm.com>
18561 PR tree-optimization/39675
18562 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18563 check of the return code of vect_schedule_slp. Check that
18564 stmt_vec_info still exists for the statement, before checking its
18565 vectorization type.
18567 2009-04-20 Michael Matz <matz@suse.de>
18569 * Makefile.in (generated_files): Take out $(simple_generated_c).
18571 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18573 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18574 (UINTPTR_TYPE): Likewise.
18576 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18579 * c-typeck.c (digest_init): Check for initializing an array with a
18582 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18585 * c-semantics.c (pop_stmt_list): Propagate
18586 STATEMENT_LIST_HAS_LABEL to parent statement list.
18588 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18590 * config/mips/mips.h (mips_tune_attr): New macro.
18591 * config/mips/mips.md (cpu): Use it.
18593 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18596 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18599 2009-04-19 Diego Novillo <dnovillo@google.com>
18601 * toplev.c (compile_file): Move call to coverage_finish ...
18602 * cgraphunit.c (ipa_passes): ... here.
18603 Call cgraph_process_new_functions.
18604 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18605 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18607 2009-04-19 Jan Hubicka <jh@suse.cz>
18609 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18611 (dump_cgraph_node): Dump can throw external flag.
18612 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18614 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18618 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18619 * common.opt (Wlogical-op): Move from here...
18620 * c.opt (Wlogical-op): ... to here.
18621 * c-typeck.c (parser_build_binary_op): Update call to
18622 warn_logical_operator.
18623 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18625 * c-common.c (warn_logical_op): Update.
18626 * c-common.h (warn_logical_op): Update declaration.
18628 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18630 * tree.c (protected_set_expr_location): Fix formatting.
18632 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18635 * c-typeck.c (readonly_warning): new.
18636 (build_unary_op, build_modify_expr): Use readonly_warning for
18637 storing into something readonly but not const-qualified.
18639 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18642 * c-typeck.c (build_unary_op): Check for taking address of
18643 expression of type void.
18645 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18648 * c-typeck.c (build_function_call): Check for calling a function
18649 with qualified void return types. Call require_complete_type when
18652 2009-04-18 Jan Hubicka <jh@suse.cz>
18654 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18656 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18657 can_throw_external flag.
18658 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18659 * ipa-pure-const.c (ignore_edge): New function.
18660 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18661 only over can_throw_external edges.
18662 (local_pure_const): Add nothrow flag.
18663 * ipa-utils.c (searchc): Add ignore_edge callback.
18664 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18665 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18666 (set_nothrow_function_flags): Update cgraph.
18667 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18669 2009-04-18 Richard Guenther <rguenther@suse.de>
18671 PR middle-end/39804
18672 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18673 (fold_stmt): ... this and ...
18674 (fold_stmt_inplace): ... this.
18675 (fold_stmt_1): Fold references in calls and asms.
18676 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18678 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18680 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18681 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18683 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18685 * tree.c (function_args_count): Remove.
18686 * tree.h: Remove the prototype for function_args_count.
18688 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18690 * tree-iterator.c (expr_only): Remove.
18691 * tree.h: Remove the prototype for expr_only.
18693 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18695 * reginfo.c (cannot_change_mode_set_regs): Remove.
18696 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18698 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18700 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18701 whether operands 0 and 1 overlaps.
18703 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18705 PR middle-end/36902
18706 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18707 pointer. Use warning_at instead of warning.
18708 (search_for_addr_array): Likewise.
18709 (check_array_bounds): Likewise.
18710 (check_all_array_refs): Check that the incoming edge is not in the
18711 list of edges to be removed.
18712 (check_all_array_refs): Avoid the temporal pointer.
18713 (vrp_visit_cond_stmt): Fix typo.
18714 (simplify_switch_using_ranges): Handle the case where the switch
18715 index is an integer constant.
18717 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18719 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18721 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18723 * doc/extend.texi, doc/invoke.texi: Fix typos.
18725 2009-04-17 Cary Coutant <ccoutant@google.com>
18727 * tree-flow-inline.h (get_lineno): Fix inverted test.
18729 2009-04-17 Diego Novillo <dnovillo@google.com>
18731 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18732 assertion for AVAIL_OUT.
18734 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18737 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18738 * config/sh/linux-atomic.asm: Likewise.
18740 2009-04-17 Diego Novillo <dnovillo@google.com>
18742 * except.c (debug_eh_tree): New.
18743 (struct eh_region, struct eh_status): Move ...
18744 * except.h: ... here.
18745 (add_type_for_runtime): Declare extern.
18746 (lookup_type_for_runtime): Likewise.
18747 (debug_eh_tree): Declare.
18748 * Makefile.in (GTFILES): List except.h before except.c
18750 2009-04-17 Diego Novillo <dnovillo@google.com>
18752 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18753 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18754 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18755 (find_vars_r): ... here.
18756 * tree-flow.h (find_referenced_vars_in): Declare.
18757 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18758 that AVAIL_OUT exists for BLOCK.
18759 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18760 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18761 (tree-parloops.o): Likewise.
18763 2009-04-17 Simon Baldwin <simonb@google.com>
18765 * toplev.c (default_tree_printer): Add handling for %E format.
18767 2009-04-17 Diego Novillo <dnovillo@google.com>
18769 * tree-pretty-print.c (dump_generic_node): Add break after
18770 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18771 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18772 FUNCTION_TYPE together. Call print_struct_decl when printing
18773 structures and TDF_SLIM is not given.
18774 (print_struct_decl): Fix logic for detecting recursion.
18776 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18779 * gcc.c (create_at_file): New.
18780 (compile_input_file_p): New.
18781 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18782 * main.c (main): Update call to toplev_main.
18783 * toplev.c (toplev_main): Change signature. Call expandargv.
18784 * toplev.h (toplev_main): Change signature.
18786 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18788 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18789 if the latter is not constant.
18791 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18793 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18795 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18797 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18798 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18800 2009-04-17 Richard Guenther <rguenther@suse.de>
18802 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18803 Handle component references view-converting an invariant address.
18805 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18807 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18808 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18809 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18810 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18811 Use @deftypevr rather than @deftypevar.
18813 2009-04-17 Richard Guenther <rguenther@suse.de>
18815 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18816 (get_prop_source_stmt): Likewise.
18817 (can_propagate_from): Likewise.
18819 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18821 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18822 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18823 (--with-multilib-list): Add default value.
18824 * configure: Regenerate.
18825 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18826 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18827 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18828 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18829 Don't add default cpu to multilib list unnecessarily, but do enable
18830 the relevant compiler option..
18831 Add support for --with-multilib-list=<blank> and
18832 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18833 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18834 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18835 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18836 TM_MULTILIB_CONFIG.
18837 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18838 (MULTILIB_OSDIRNAMES): New variable.
18839 * config/sh/t-1e: Delete file.
18840 * config/sh/t-mlib-sh1: Delete file.
18841 * config/sh/t-mlib-sh2: Delete file.
18842 * config/sh/t-mlib-sh2a: Delete file.
18843 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18844 * config/sh/t-mlib-sh2a-single: Delete file.
18845 * config/sh/t-mlib-sh2a-single-only: Delete file.
18846 * config/sh/t-mlib-sh2e: Delete file.
18847 * config/sh/t-mlib-sh3e: Delete file.
18848 * config/sh/t-mlib-sh4: Delete file.
18849 * config/sh/t-mlib-sh4-nofpu: Delete file.
18850 * config/sh/t-mlib-sh4-single: Delete file.
18851 * config/sh/t-mlib-sh4-single-only: Delete file.
18852 * config/sh/t-mlib-sh4a: Delete file.
18853 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18854 * config/sh/t-mlib-sh4a-single: Delete file.
18855 * config/sh/t-mlib-sh4a-single-only: Delete file.
18856 * config/sh/t-mlib-sh4al: Delete file.
18857 * config/sh/t-mlib-sh5-32media: Delete file.
18858 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18859 * config/sh/t-mlib-sh5-64media: Delete file.
18860 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18861 * config/sh/t-mlib-sh5-compact: Delete file.
18862 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18863 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18864 * doc/install.texi (Options specification): Add
18865 --with-multilib-list and --with-endian.
18867 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18869 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18871 (OBJS-common): Add plugin-version.o.
18872 (plugin-version.o): New.
18873 * gcc-plugin.h (plugin_gcc_version): New.
18874 (plugin_default_version_check): New.
18875 (plugin_init_func, plugin_init): Add version argument.
18876 * plugin-version.c: New.
18877 * plugin.c (str_plugin_gcc_version_name): New.
18878 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18879 pass it to the init function.
18880 (plugin_default_version_check): New.
18882 2009-04-17 Richard Guenther <rguenther@suse.de>
18884 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18885 for decl-vs-decl disambiguation.
18887 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18889 * config/s390/s390.h (s390_tune_attr): New macro definition.
18890 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18892 2009-04-17 Richard Guenther <rguenther@suse.de>
18894 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18895 (fold_stmt_r): Likewise.
18896 (maybe_fold_reference): New function.
18897 (fold_gimple_assign): Handle cases fold_stmt_r did.
18898 (fold_stmt): Do not use fold_stmt_r.
18899 (fold_stmt_inplace): Likewise.
18901 2009-04-17 Richard Guenther <rguenther@suse.de>
18903 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18904 (record_equivalences_from_stmt): Remove useless checks and
18906 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18907 the type is already suitable.
18909 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18911 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18913 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18915 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18916 (CMPtype): Define as __gcc_CMPtype.
18918 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18920 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18921 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18923 2009-04-17 Richard Guenther <rguenther@suse.de>
18925 PR tree-optimization/39746
18926 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18927 special-casing for builtins and static variable use/def.
18928 (call_may_clobber_ref_p_1): Likewise.
18930 2009-04-16 Ian Lance Taylor <iant@google.com>
18932 * df.h: Include "timevar.h".
18933 (struct df_problem): Change tv_id field to timevar_id_t.
18934 * tree-pass.h: Include "timevar.h".
18935 (struct opt_pass): Change tv_id field to timevar_id_t.
18936 * timevar.h (timevar_id_t): Define TV_NONE.
18937 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18938 TV_NONE rather than tv_id != 0.
18939 (execute_one_pass): Likewise.
18940 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18941 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18942 dependencies to $(TREE_PASS_H).
18943 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18945 (pass_branch_target_load_optimize2): Likewise.
18946 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18947 (pass_outof_cfg_layout_mode): Likewise.
18948 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18949 (pass_rebuild_cgraph_edges): Likewise.
18950 (pass_remove_cgraph_callee_edges): Likewise.
18951 * df-core.c (pass_df_initialize_opt): Likewise.
18952 (pass_df_initialize_no_opt): Likewise.
18953 (pass_df_finish): Likewise.
18954 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18955 * except.c (pass_set_nothrow_function_flags): Likewise.
18956 (pass_convert_to_eh_region_ranges): Likewise.
18957 * final.c (pass_compute_alignments): Likewise.
18958 * function.c (pass_instantiate_virtual_regs): Likewise.
18959 (pass_init_function): Likewise.
18960 (pass_leaf_regs): Likewise.
18961 (pass_match_asm_constraints): Likewise.
18962 * gimple-low.c (pass_lower_cf): Likewise.
18963 (pass_mark_used_blocks): Likewise.
18964 * init-regs.c (pass_initialize_regs): Likewise.
18965 * integrate.c (pass_initial_value_sets): Likewise.
18966 * ira.c (pass_ira): Likewise.
18967 * jump.c (pass_cleanup_barriers): Likewise.
18968 * omp-low.c (pass_expand_omp): Likewise.
18969 (pass_lower_omp): Likewise.
18970 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18971 * recog.c (pass_split_all_insns): Likewise.
18972 (pass_split_after_reload): Likewise.
18973 (pass_split_before_regstack): Likewise.
18974 (pass_split_before_sched2): Likewise.
18975 (pass_split_for_shorten_branches): Likewise.
18976 * reginfo.c (pass_reginfo_init): Likewise.
18977 (pass_subregs_of_mode_init): Likewise.
18978 (pass_subregs_of_mode_finish): Likewise.
18979 * passes.c (pass_postreload): Likewise.
18980 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18981 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18982 (pass_warn_function_return): Likewise.
18983 (pass_warn_function_noreturn): Likewise.
18984 * tree-complex.c (pass_lower_complex): Likewise.
18985 (pass_lower_complex_O0): Likewise.
18986 * tree-if-conv.c (pass_if_conversion): Likewise.
18987 * tree-into-ssa.c (pass_build_ssa): Likewise.
18988 * tree-mudflap.c (pass_mudflap_1): Likewise.
18989 (pass_mudflap_2): Likewise.
18990 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18991 (pass_mudflap_2): Likewise.
18992 * tree-nrv.c (pass_return_slot): Likewise.
18993 * tree-object-size.c (pass_object_sizes): Likewise.
18994 * tree-optimize.c (pass_all_optimizations): Likewise.
18995 (pass_early_local_passes): Likewise.
18996 (pass_all_early_optimizations): Likewise.
18997 (pass_cleanup_cfg): Likewise.
18998 (pass_cleanup_cfg_post_optimizing): Likewise.
18999 (pass_free_datastructures): Likewise.
19000 (pass_free_cfg_annotations): Likewise.
19001 (pass_fixup_cfg): Likewise.
19002 (pass_init_datastructures): Likewise.
19003 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
19004 (pass_late_warn_uninitialized): Likewise.
19005 (pass_update_address_taken): Likewise.
19006 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
19007 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
19008 (pass_cse_sincos): Likewise.
19009 (pass_convert_to_rsqrt): Likewise.
19010 * tree-ssa-structalias.c (pass_build_alias): Likewise.
19011 * tree-stdarg.c (pass_stdarg): Likewise.
19012 * tree-tailcall.c (pass_tail_recursion): Likewise.
19013 (pass_tail_calls): Likewise.
19014 * tree-vect-generic.c (pass_lower_vector): Likewise.
19015 (pass_lower_vector_ssa): Likewise.
19016 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
19018 2009-04-16 Joseph Myers <joseph@codesourcery.com>
19020 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
19022 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
19024 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
19025 logical and signext.
19027 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
19030 * config/sh/predicates.md (arith_operand): Check if the operand
19031 of TRUNCATE is a REG.
19033 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19035 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
19036 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
19038 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19040 * tree-iterator.c (tsi_split_statement_list_after,
19041 tsi_split_statement_list_before): Remove.
19042 * tree-iterator.h: Remove the prototypes for
19043 tsi_split_statement_list_after and tsi_split_statement_list_before.
19045 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19047 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
19048 * tree-ssa-propagate.h: Remove the prototype for
19049 stmt_makes_single_load.
19051 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19053 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
19054 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
19056 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19058 * tree-iterator.c (EXPR_LAST_BODY): Remove.
19060 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19062 * except.c (eh_region_outer_p): Remove.
19063 * except.h: Remove the prototype for eh_region_outer_p.
19065 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19067 * function.c (current_function_assembler_name): Remove.
19068 * function.h: Remove the prototype for
19069 current_function_assembler_name.
19071 2009-04-16 Ian Lance Taylor <iant@google.com>
19073 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19074 (add_reg_note): Call alloc_reg_note.
19075 * rtl.h (alloc_reg_note): Declare.
19076 * combine.c (try_combine): Use alloc_reg_note.
19077 (recog_for_combine, move_deaths): Likewise.
19078 (distribute_notes): Use alloc_reg_note and add_reg_note.
19079 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19080 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19081 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19083 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19085 PR rtl-optimization/39762
19086 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19087 ira_may_move_out_cost): Add comments about way of their usage.
19088 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19090 * ira-conflicts.c (process_regs_for_copy): Use function
19091 ira_get_register_move_cost instead of global
19092 ira_register_move_cost.
19094 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19095 color_pass, move_spill_restore, update_curr_costs): Ditto.
19097 * ira-lives.c (process_single_reg_class_operands): Ditto.
19099 * ira-emit.c (emit_move_list): Ditto.
19101 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19102 (record_reg_classes): Ditto. Use functions
19103 ira_get_register_move_cost and ira_get_may_move_cost instead of
19104 global vars ira_register_move_cost, ira_may_move_out_cost and
19105 ira_may_move_in_cost.
19106 (record_address_regs): Don't call ira_init_register_move_cost.
19107 Use function ira_get_may_move_cost instead of global
19108 ira_may_move_in_cost.
19109 (process_bb_node_for_hard_reg_moves): Use function
19110 ira_get_register_move_cost instead of global ira_register_move_cost.
19111 (ira_costs): Don't call ira_init_register_move_cost.
19113 2009-04-16 Richard Guenther <rguenther@suse.de>
19115 * tree-cfg.c (verify_gimple_assign_binary):
19116 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19117 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19118 (create_general_new_stmt): Note that this function is broken.
19120 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19122 * common.opt (fhelp): Add Var(help_flag).
19123 * gcc-plugin.h (plugin_info): Add help.
19124 * plugin.c (plugin_name_args): Add help.
19125 (register_plugin_info): Set plugin->help.
19126 (print_help_one_plugin): New.
19127 (print_plugins_help): New.
19128 * plugin.h (print_plugins_help): New.
19129 * toplev.c (toplev_main): Call print_plugins_help if needed.
19131 2009-04-16 Richard Guenther <rguenther@suse.de>
19133 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19134 (gimple_ior_addresses_taken_1): New function.
19135 (gimple_ior_addresses_taken): Likewise.
19136 * gimple.h (struct gimple_statement_with_ops_base): Remove
19137 addresses_taken member.
19138 (gimple_ior_addresses_taken): Declare.
19139 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19140 gimple_set_addresses_taken): Remove.
19141 * ipa-reference.c (mark_address): New function.
19142 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19143 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19144 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19145 (gimple_add_to_addresses_taken): Remove.
19146 (get_tmr_operands): Call mark_address_taken.
19147 (get_asm_expr_operands): Likewise.
19148 (get_expr_operands): Likewise.
19149 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19150 (free_stmt_operands): Do not free it.
19151 * tree-ssa.c (delete_tree_ssa): Likewise.
19152 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19154 2009-04-16 Richard Guenther <rguenther@suse.de>
19156 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19157 (walk_stmt_load_store_ops): Likewise.
19158 * gimple.c (get_base_loadstore): New function.
19159 (walk_stmt_load_store_addr_ops): Likewise.
19160 (walk_stmt_load_store_ops): Likewise.
19161 * ipa-pure-const.c (check_op): Simplify.
19162 (check_load, check_store): New functions.
19163 (check_stmt): Use walk_stmt_load_store_ops.
19164 * ipa-reference.c (mark_load): Adjust signature.
19165 (mark_store): Likewise.
19166 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19168 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19170 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19171 (plugin_info): New.
19172 * opts.c (common_handle_option): Don't call print_version.
19173 * plugin.c (plugin_name_args): Add version.
19174 (register_plugin_info): New.
19175 (register_callback): Handle PLUGIN_INFO.
19176 (try_init_one_plugin): New.
19177 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19179 (finalize_one_plugin): New.
19180 (finalize_plugins): New.
19181 (print_one_plugin): New.
19182 (print_plugins_versions): New.
19183 * plugin.h (print_plugins_versions): New.
19184 (finalize_plugins): New.
19185 * toplev.c (compile_file): Don't call initialize_plugins.
19186 (print_version): Call print_plugins_versions.
19187 (toplev_main): Call initialize_plugins. Print version if needed.
19188 Call finalize_plugins.
19190 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19192 * common.opt (fversion): New.
19193 * gcc.c (print_version): New.
19194 (process_command): Don't print the version. Just set print_version.
19195 (main): Print version. Call subprocesses if print_version and
19196 verbose_flag are set.
19197 * opts.c (common_handle_option): Handle OPT_fversion.
19199 2009-04-16 Richard Guenther <rguenther@suse.de>
19200 Ira Rosen <irar@il.ibm.com>
19202 PR tree-optimization/39698
19203 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19204 type of the reduction variable. Only generate the def if
19207 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19208 make sure to first convert to an integer of the same precision.
19209 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19210 the type of the evolution correctly in computing the new
19211 induction variable base.
19213 2009-04-16 Richard Guenther <rguenther@suse.de>
19215 PR middle-end/39625
19216 * tree-cfg.c (make_blocks): Split statements with to-be
19217 abnormal SSA names on the lhs.
19219 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19221 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19222 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19223 * c-typeck.c (really_start_incremental_init): Likewise.
19224 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19225 (TARGET_INITIALIZER): Remove it.
19226 * target.h (struct target): Remove vector_opaque_p.
19227 * tree.c (build_opaque_vector_type): New.
19228 * tree.h (TYPE_VECTOR_OPAQUE): New.
19229 (build_opaque_vector_type): Declare.
19230 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19231 * config/rs6000/rs6000.c (build_opaque_vector_type,
19232 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19233 (rs6000_init_builtins): Use build_opaque_vector_type for
19234 opaque_V4SI_type_node.
19236 2009-04-15 Catherine Moore <clm@codesourcery.com>
19238 * debug.h (set_name): Declare.
19239 * dwarf2out.c (dwarf2out_set_name): Declare.
19240 (dwarf2_debug_hooks): Add set_name.
19241 (find_AT_string): New.
19242 (add_AT_string): Call find_AT_string.
19243 (dwarf2out_set_name): New.
19244 * cp/decl.c (grokdeclarator): Call set_name.
19245 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19246 * debug.c (do_nothing_debug_hooks): Likewise.
19247 * dbxout.c (dbx_debug_hooks): Likewise.
19248 * sdbout.c (sdb_debug_hooks): Likewise.
19250 2009-04-15 Michael Eager <eager@eagercon.com>
19252 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19253 reg for single-precision FPU.
19254 * config/rs6000/rs6000.md (movsi_internal1): Only for
19255 !TARGET_SINGLE_FPU.
19256 (movsi_internal1_single): New. Add pattern to move SI values to/from
19257 single-precision FP regs.
19259 2009-04-15 Richard Guenther <rguenther@suse.de>
19261 * omp-low.c (lower_rec_input_clauses): Build correct address
19263 (expand_omp_for_generic): Fix multiplication type.
19264 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19265 (generate_memset_zero): Fix types.
19266 * tree-profile.c (prepare_instrumented_value): Correctly
19269 2009-04-15 Ian Lance Taylor <iant@google.com>
19271 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19272 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19273 for -Wall and for -Wc++-compat.
19274 (c_common_post_options): For C++, set warn_enum_compare if not
19276 * c-tree.h (struct c_expr): Add field original_type.
19277 (build_external_ref): Update declaration.
19278 * c-parser.c (c_parser_braced_init): Set original_type.
19279 (c_parser_initelt): Likewise.
19280 (c_parser_expr_no_commas): Likewise.
19281 (c_parser_conditional_expression): Likewise.
19282 (c_parser_cast_expression): Likewise.
19283 (c_parser_unary_expression): Likewise. Pull setting of
19284 original_code to top of function.
19285 (c_parser_sizeof_expression): Set original_type.
19286 (c_parser_alignof_expression): Likewise.
19287 (c_parser_postfix_expression): Likewise. Pull setting of
19288 original_code to top of function.
19289 (c_parser_postfix_expression_after_paren_type): Set original_type.
19290 (c_parser_postfix_expression_after_primary): Likewise.
19291 (c_parser_expression): Likewise.
19292 * c-typeck.c (build_external_ref): Add type parameter. Change all
19294 (c_expr_sizeof_expr): Set original_type field.
19295 (parser_build_unary_op): Likewise.
19296 (parser_build_binary_op): Likewise. Optionally warn about
19297 comparisons of enums of different types.
19298 (digest_init): Set original_type field.
19299 (really_start_incremental_init): Likewise.
19300 (push_init_level, pop_init_level): Likewise.
19301 * doc/invoke.texi (Warning Options): -Wenum-compare now
19304 2009-04-15 Richard Guenther <rguenther@suse.de>
19306 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19307 out a necessary conversion.
19308 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19309 names we didn't value number.
19310 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19312 2009-04-15 Richard Guenther <rguenther@suse.de>
19314 PR tree-optimization/39764
19315 * tree-ssa-ccp.c (get_value): Canonicalize value with
19316 canonicalize_float_value.
19318 2009-04-15 Jan Hubicka <jh@suse.cz>
19320 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19321 Wrong version of patch.
19323 2009-04-15 Jan Hubicka <jh@suse.cz>
19325 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19327 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19329 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19330 our distinct integral and vector types.
19332 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19334 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19335 * init.c (build_vtbl_address): Remove call to assemble_external.
19337 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19339 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19340 output for other floating point modes.
19342 2009-04-14 Diego Novillo <dnovillo@google.com>
19344 * diagnostic.c (diagnostic_report_diagnostic): Do not
19345 warn about loaded plugins for DK_ERROR and DK_WARNING.
19346 * c-decl.c (declspecs_add_type): Move call to
19347 invoke_plugin_callbacks ...
19348 * c-parser.c (c_parser_declspecs): ... here.
19349 * plugin.c (dump_active_plugins): Tidy output.
19351 2009-04-14 Diego Novillo <dnovillo@google.com>
19352 Le-Chun Wu <lcwu@google.com>
19354 * configure.ac: Add --enable-plugin support.
19355 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19356 * Makefile.in (PLUGIN_H): Define.
19357 Export ENABLE_PLUGIN and GMPINC to site.exp.
19358 Add PLUGINLIBS to link command.
19359 Add/modify dependencies for plugin.o and files including plugin.h.
19361 * config.in: Regenerate.
19363 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19366 2009-04-14 Le-Chun Wu <lcwu@google.com>
19368 * tree-pass.h (register_one_dump_file): Add a prototype for
19369 register_one_dump_file.
19370 * toplev.c (compile_file): Call initialize_plugins.
19371 (do_compile): Call invoke_plugin_callbacks.
19372 (toplev_main): Call invoke_plugin_callbacks.
19373 * common.opt: Add -fplugin= and -fplugin-arg-.
19374 * gcc-plugin.h: New public header file for plugins to include.
19375 * plugin.c: New source file.
19376 * plugin.h: New internal header file.
19377 * passes.c (register_one_dump_file): Make it external.
19379 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19381 2009-04-14 Diego Novillo <dnovillo@google.com>
19383 * doc/plugins.texi: New.
19384 * doc/gccint.texi: Add reference to Plugins chapter.
19385 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19386 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19387 loaded plugins, if any.
19388 * timevar.def (TV_PLUGIN_INIT): Define.
19389 (TV_PLUGIN_RUN): Define.
19390 * plugin.c: Include timevar.h
19391 (plugins_active_p): New.
19392 (dump_active_plugins): New.
19393 (debug_active_plugins): New.
19395 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19397 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19399 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19401 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19403 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19404 the same as a minus without a shift.
19406 2009-04-14 Nick Clifton <nickc@redhat.com>
19408 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19409 comparisons with small integers will always produce a short
19412 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19415 2008-12-19 Diego Novillo <dnovillo@google.com>
19417 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19419 2009-04-14 Richard Guenther <rguenther@suse.de>
19421 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19423 (verify_gimple_assign_binary): Likewise. Handle shifts and
19425 (verify_gimple_phi): Print the mismatched argument position.
19426 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19428 (vect_update_init_of_dr): Likewise.
19429 * matrix-reorg.c (transform_access_sites): Do what the
19431 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19433 2009-04-13 Michael Eager <eager@eagercon.com>
19435 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19436 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19437 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19438 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19439 remove duplicate config
19441 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19443 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19444 file_name:line_number type locator of the call site.
19446 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19448 * genautomata.c: Put blank after comma.
19449 (automaton_decls): New.
19450 (struct unit_usage): Add comments to member next.
19451 (store_alt_unit_usage): Keep the list ordered.
19452 (unit_present_on_list_p, equal_alternatives_p): New.
19453 (check_regexp_units_distribution): Check units distribution
19454 correctness correctly.
19455 (main): Don't write automata if error is found. Return correct
19458 * config/m68k/cf.md (cfv4_ds): Remove.
19459 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19460 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19462 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19463 power4-load-ext, power4-store, power4-store-update,
19464 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19465 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19466 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19467 power4-sqrt, power4-isync): Modify reservation to make correct
19468 unit distribution to automata.
19470 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19471 power5-store-update, power5-two, power5-three, power5-lmul,
19472 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19474 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19476 * except.c (pass_set_nothrow_function_flags): Set name and add
19478 (set_nothrow_function_flags): Mention in the dump file when
19479 changing a function to nothrow.
19481 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19484 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19485 instead of unsigned long.
19487 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19489 * config/arm/arm.c (return_used_this_function): Remove.
19490 (arm_output_function_prologue): Remove use of
19491 return_used_this_function.
19492 (output_return_instruction): Replace use of
19493 return_used_this_function
19494 by cfun->machine->return_used_this_function.
19495 (arm_output_epilogue): Likewise.
19496 (arm_output_function_epilogue): Likewise.
19497 (thumb_unexpanded_epilogue): Likewise.
19498 * config/arm/arm.h (struct machine_function):
19499 New member return_used_this_function.
19501 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19503 * doc/install.texi: Correct description of default directory for
19504 --with-gxx-include-dir.
19506 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19508 * fold-const.c (build_range_check): Properly deal with enumeral and
19509 boolean base types.
19511 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19513 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19514 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19515 * params.h (MAX_GCSE_PASSES): Remove.
19516 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19517 in sequence. Remove ability to run multiple passes.
19518 (bypass_jumps): Report run as third CPROP pass.
19520 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19522 PR middle-end/39651
19523 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19524 when deciding whether the whole SEQUENCE can throw.
19526 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19529 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19530 offseted label references.
19532 2009-04-11 Jan Hubicka <jh@suse.cz>
19534 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19536 2009-04-11 Richard Guenther <rguenther@suse.de>
19538 PR middle-end/39732
19539 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19540 return variables as TREE_ADDRESSABLE.
19542 2009-04-11 Richard Guenther <rguenther@suse.de>
19544 PR tree-optimization/39713
19545 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19546 reference trees have SSA_NAME operands.
19548 2009-04-11 Richard Guenther <rguenther@suse.de>
19551 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19552 address expressions.
19554 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19556 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19557 match changes in Cygwin 1.7
19558 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19559 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19561 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19563 PR tree-optimization/39701
19564 * doc/invoke.texi (Optimization Options): Document change in
19565 meaning and initialization of -fdelete-null-pointer-checks.
19567 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19569 PR middle-end/39701
19570 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19572 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19575 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19577 2009-04-10 Chao-ying Fu <fu@mips.com>
19579 * doc/tm.texi (Instruction Output): Document
19580 TARGET_ASM_FINAL_POSTSCAN_INSN.
19581 * target.h (final_postscan_insn): New field in asm_out.
19582 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19583 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19584 * final.c (final_scan_insn): Call
19585 targetm.asm_out.final_postscan_insn after outputting
19586 an asm macro and a normal instruction.
19588 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19589 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19590 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19591 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19592 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19594 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19596 PR middle-end/39701
19597 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19598 variables as non-NULL even with -fdelete-null-pointer-checks.
19600 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19602 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19604 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19607 * config/i386/i386.c (classify_argument): Handle SCmode with
19608 (bit_offset % 64) != 0.
19610 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19612 * doc/invoke.texi (Optimize Options): Add cross-reference to
19613 -Q --help=optimizers examples.
19615 2009-04-10 Ben Elliston <bje@au.ibm.com>
19618 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19619 regalign for the reg == fpr and TDmode case.
19621 2009-04-09 David Ayers <ayers@fsfe.org>
19624 * objc/objc-act.c (warn_with_method): Remove helper function.
19625 (check_duplicates): Call warning and inform directly.
19626 (really_start_method): Likewise.
19628 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19630 * expmed.c (expand_divmod): Always use a comparison for a division
19631 by a large unsigned integer.
19633 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19634 for things others than variables or functions as nonzero.
19636 2009-04-09 Nick Clifton <nickc@redhat.com>
19638 * unwind-compat.c: Change copyright header to refer to version
19639 3 of the GNU General Public License with version 3.1 of the
19640 GCC Runtime Library Exception and to point readers at the
19641 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19642 * config/alpha/crtfastmath.c: Likewise.
19643 * config/alpha/linux-unwind.h: Likewise.
19644 * config/alpha/qrnnd.asm: Likewise.
19645 * config/alpha/vms-crt0-64.c: Likewise.
19646 * config/alpha/vms-crt0.c: Likewise.
19647 * config/alpha/vms-dwarf2.asm: Likewise.
19648 * config/alpha/vms-dwarf2eh.asm: Likewise.
19649 * config/alpha/vms-psxcrt0-64.c: Likewise.
19650 * config/alpha/vms-psxcrt0.c: Likewise.
19651 * config/alpha/vms_tramp.asm: Likewise.
19652 * config/arc/initfini.c: Likewise.
19653 * config/arc/lib1funcs.asm: Likewise.
19654 * config/arm/bpabi-v6m.S: Likewise.
19655 * config/arm/bpabi.S: Likewise.
19656 * config/arm/bpabi.c: Likewise.
19657 * config/arm/crti.asm: Likewise.
19658 * config/arm/crtn.asm: Likewise.
19659 * config/arm/ieee754-df.S: Likewise.
19660 * config/arm/ieee754-sf.S: Likewise.
19661 * config/arm/lib1funcs.asm: Likewise.
19662 * config/arm/libunwind.S: Likewise.
19663 * config/arm/linux-atomic.c: Likewise.
19664 * config/arm/mmintrin.h: Likewise.
19665 * config/arm/pr-support.c: Likewise.
19666 * config/arm/unaligned-funcs.c: Likewise.
19667 * config/arm/unwind-arm.c: Likewise.
19668 * config/arm/unwind-arm.h: Likewise.
19669 * config/avr/libgcc.S: Likewise.
19670 * config/bfin/crti.s: Likewise.
19671 * config/bfin/crtlibid.s: Likewise.
19672 * config/bfin/crtn.s: Likewise.
19673 * config/bfin/lib1funcs.asm: Likewise.
19674 * config/bfin/linux-unwind.h: Likewise.
19675 * config/cris/arit.c: Likewise.
19676 * config/cris/cris_abi_symbol.c: Likewise.
19677 * config/darwin-64.c: Likewise.
19678 * config/darwin-crt2.c: Likewise.
19679 * config/darwin-crt3.c: Likewise.
19680 * config/darwin.h: Likewise.
19681 * config/dbxelf.h: Likewise.
19682 * config/dfp-bit.c: Likewise.
19683 * config/dfp-bit.h: Likewise.
19684 * config/elfos.h: Likewise.
19685 * config/fixed-bit.c: Likewise.
19686 * config/fixed-bit.h: Likewise.
19687 * config/fp-bit.c: Likewise.
19688 * config/fp-bit.h: Likewise.
19689 * config/fr30/crti.asm: Likewise.
19690 * config/fr30/crtn.asm: Likewise.
19691 * config/fr30/lib1funcs.asm: Likewise.
19692 * config/freebsd-spec.h: Likewise.
19693 * config/frv/cmovd.c: Likewise.
19694 * config/frv/cmovh.c: Likewise.
19695 * config/frv/cmovw.c: Likewise.
19696 * config/frv/frvbegin.c: Likewise.
19697 * config/frv/frvend.c: Likewise.
19698 * config/frv/lib1funcs.asm: Likewise.
19699 * config/glibc-stdint.h: Likewise.
19700 * config/h8300/clzhi2.c: Likewise.
19701 * config/h8300/crti.asm: Likewise.
19702 * config/h8300/crtn.asm: Likewise.
19703 * config/h8300/ctzhi2.c: Likewise.
19704 * config/h8300/fixunssfsi.c: Likewise.
19705 * config/h8300/lib1funcs.asm: Likewise.
19706 * config/h8300/parityhi2.c: Likewise.
19707 * config/h8300/popcounthi2.c: Likewise.
19708 * config/i386/ammintrin.h: Likewise.
19709 * config/i386/att.h: Likewise.
19710 * config/i386/avxintrin.h: Likewise.
19711 * config/i386/biarch64.h: Likewise.
19712 * config/i386/bmmintrin.h: Likewise.
19713 * config/i386/cpuid.h: Likewise.
19714 * config/i386/cross-stdarg.h: Likewise.
19715 * config/i386/crtfastmath.c: Likewise.
19716 * config/i386/crtprec.c: Likewise.
19717 * config/i386/cygming-crtbegin.c: Likewise.
19718 * config/i386/cygming-crtend.c: Likewise.
19719 * config/i386/cygwin.asm: Likewise.
19720 * config/i386/emmintrin.h: Likewise.
19721 * config/i386/gmm_malloc.h: Likewise.
19722 * config/i386/gthr-win32.c: Likewise.
19723 * config/i386/i386.h: Likewise.
19724 * config/i386/immintrin.h: Likewise.
19725 * config/i386/linux-unwind.h: Likewise.
19726 * config/i386/linux64.h: Likewise.
19727 * config/i386/mm3dnow.h: Likewise.
19728 * config/i386/mmintrin-common.h: Likewise.
19729 * config/i386/mmintrin.h: Likewise.
19730 * config/i386/nmmintrin.h: Likewise.
19731 * config/i386/pmm_malloc.h: Likewise.
19732 * config/i386/pmmintrin.h: Likewise.
19733 * config/i386/smmintrin.h: Likewise.
19734 * config/i386/sol2-c1.asm: Likewise.
19735 * config/i386/sol2-ci.asm: Likewise.
19736 * config/i386/sol2-cn.asm: Likewise.
19737 * config/i386/sol2-gc1.asm: Likewise.
19738 * config/i386/tmmintrin.h: Likewise.
19739 * config/i386/unix.h: Likewise.
19740 * config/i386/w32-unwind.h: Likewise.
19741 * config/i386/wmmintrin.h: Likewise.
19742 * config/i386/x86-64.h: Likewise.
19743 * config/i386/x86intrin.h: Likewise.
19744 * config/i386/xmmintrin.h: Likewise.
19745 * config/ia64/crtbegin.asm: Likewise.
19746 * config/ia64/crtend.asm: Likewise.
19747 * config/ia64/crtfastmath.c: Likewise.
19748 * config/ia64/crti.asm: Likewise.
19749 * config/ia64/crtn.asm: Likewise.
19750 * config/ia64/fde-glibc.c: Likewise.
19751 * config/ia64/lib1funcs.asm: Likewise.
19752 * config/ia64/linux-unwind.h: Likewise.
19753 * config/ia64/quadlib.c: Likewise.
19754 * config/ia64/unwind-ia64.c: Likewise.
19755 * config/linux.h: Likewise.
19756 * config/m32c/m32c-lib1.S: Likewise.
19757 * config/m32c/m32c-lib2-trapv.c: Likewise.
19758 * config/m32c/m32c-lib2.c: Likewise.
19759 * config/m32r/initfini.c: Likewise.
19760 * config/m68hc11/larith.asm: Likewise.
19761 * config/m68hc11/m68hc11-crt0.S: Likewise.
19762 * config/m68k/cf.md: Likewise.
19763 * config/m68k/crti.s: Likewise.
19764 * config/m68k/crtn.s: Likewise.
19765 * config/m68k/lb1sf68.asm: Likewise.
19766 * config/m68k/linux-unwind.h: Likewise.
19767 * config/mcore/crti.asm: Likewise.
19768 * config/mcore/crtn.asm: Likewise.
19769 * config/mcore/lib1.asm: Likewise.
19770 * config/mips/linux-unwind.h: Likewise.
19771 * config/mips/loongson.h: Likewise.
19772 * config/mips/mips16.S: Likewise.
19773 * config/mmix/crti.asm: Likewise.
19774 * config/mmix/crtn.asm: Likewise.
19775 * config/pa/fptr.c: Likewise.
19776 * config/pa/hpux-unwind.h: Likewise.
19777 * config/pa/lib2funcs.asm: Likewise.
19778 * config/pa/linux-atomic.c: Likewise.
19779 * config/pa/linux-unwind.h: Likewise.
19780 * config/pa/milli64.S: Likewise.
19781 * config/pa/quadlib.c: Likewise.
19782 * config/pa/stublib.c: Likewise.
19783 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19784 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19785 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19786 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19787 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19788 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19789 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19790 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19791 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19792 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19793 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19794 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19795 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19796 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19797 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19798 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19799 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19800 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19801 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19802 * config/rs6000/750cl.h: Likewise.
19803 * config/rs6000/altivec.h: Likewise.
19804 * config/rs6000/biarch64.h: Likewise.
19805 * config/rs6000/crtresfpr.asm: Likewise.
19806 * config/rs6000/crtresgpr.asm: Likewise.
19807 * config/rs6000/crtresxfpr.asm: Likewise.
19808 * config/rs6000/crtresxgpr.asm: Likewise.
19809 * config/rs6000/crtsavfpr.asm: Likewise.
19810 * config/rs6000/crtsavgpr.asm: Likewise.
19811 * config/rs6000/darwin-asm.h: Likewise.
19812 * config/rs6000/darwin-fallback.c: Likewise.
19813 * config/rs6000/darwin-fpsave.asm: Likewise.
19814 * config/rs6000/darwin-ldouble.c: Likewise.
19815 * config/rs6000/darwin-tramp.asm: Likewise.
19816 * config/rs6000/darwin-unwind.h: Likewise.
19817 * config/rs6000/darwin-vecsave.asm: Likewise.
19818 * config/rs6000/darwin-world.asm: Likewise.
19819 * config/rs6000/e500crtres32gpr.asm: Likewise.
19820 * config/rs6000/e500crtres64gpr.asm: Likewise.
19821 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19822 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19823 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19824 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19825 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19826 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19827 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19828 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19829 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19830 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19831 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19832 * config/rs6000/eabi-ci.asm: Likewise.
19833 * config/rs6000/eabi-cn.asm: Likewise.
19834 * config/rs6000/eabi.asm: Likewise.
19835 * config/rs6000/linux-unwind.h: Likewise.
19836 * config/rs6000/linux64.h: Likewise.
19837 * config/rs6000/paired.h: Likewise.
19838 * config/rs6000/paired.md: Likewise.
19839 * config/rs6000/ppc64-fp.c: Likewise.
19840 * config/rs6000/ppu_intrinsics.h: Likewise.
19841 * config/rs6000/rs6000.h: Likewise.
19842 * config/rs6000/si2vmx.h: Likewise.
19843 * config/rs6000/sol-ci.asm: Likewise.
19844 * config/rs6000/sol-cn.asm: Likewise.
19845 * config/rs6000/spe.h: Likewise.
19846 * config/rs6000/spu2vmx.h: Likewise.
19847 * config/rs6000/sysv4.h: Likewise.
19848 * config/rs6000/tramp.asm: Likewise.
19849 * config/rs6000/vec_types.h: Likewise.
19850 * config/s390/linux-unwind.h: Likewise.
19851 * config/s390/tpf-unwind.h: Likewise.
19852 * config/score/crti.asm: Likewise.
19853 * config/score/crtn.asm: Likewise.
19854 * config/sh/crt1.asm: Likewise.
19855 * config/sh/crti.asm: Likewise.
19856 * config/sh/crtn.asm: Likewise.
19857 * config/sh/divtab-sh4-300.c: Likewise.
19858 * config/sh/divtab-sh4.c: Likewise.
19859 * config/sh/divtab.c: Likewise.
19860 * config/sh/lib1funcs-4-300.asm: Likewise.
19861 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19862 * config/sh/lib1funcs.asm: Likewise.
19863 * config/sh/lib1funcs.h: Likewise.
19864 * config/sh/linux-atomic.asm: Likewise.
19865 * config/sh/linux-unwind.h: Likewise.
19866 * config/sh/shmedia.h: Likewise.
19867 * config/sh/sshmedia.h: Likewise.
19868 * config/sh/ushmedia.h: Likewise.
19869 * config/sparc/crtfastmath.c: Likewise.
19870 * config/sparc/linux-unwind.h: Likewise.
19871 * config/sparc/sol2-c1.asm: Likewise.
19872 * config/sparc/sol2-ci.asm: Likewise.
19873 * config/sparc/sol2-cn.asm: Likewise.
19874 * config/spu/divmodti4.c: Likewise.
19875 * config/spu/divv2df3.c: Likewise.
19876 * config/spu/float_disf.c: Likewise.
19877 * config/spu/float_unsdidf.c: Likewise.
19878 * config/spu/float_unsdisf.c: Likewise.
19879 * config/spu/float_unssidf.c: Likewise.
19880 * config/spu/mfc_multi_tag_release.c: Likewise.
19881 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19882 * config/spu/mfc_tag_release.c: Likewise.
19883 * config/spu/mfc_tag_reserve.c: Likewise.
19884 * config/spu/mfc_tag_table.c: Likewise.
19885 * config/spu/multi3.c: Likewise.
19886 * config/spu/spu_internals.h: Likewise.
19887 * config/spu/spu_intrinsics.h: Likewise.
19888 * config/spu/spu_mfcio.h: Likewise.
19889 * config/spu/vec_types.h: Likewise.
19890 * config/spu/vmx2spu.h: Likewise.
19891 * config/stormy16/stormy16-lib2.c: Likewise.
19892 * config/svr4.h: Likewise.
19893 * config/sync.c: Likewise.
19894 * config/v850/lib1funcs.asm: Likewise.
19895 * config/vxlib-tls.c: Likewise.
19896 * config/vxlib.c: Likewise.
19897 * config/vxworks-dummy.h: Likewise.
19898 * config/xtensa/crti.asm: Likewise.
19899 * config/xtensa/crtn.asm: Likewise.
19900 * config/xtensa/ieee754-df.S: Likewise.
19901 * config/xtensa/ieee754-sf.S: Likewise.
19902 * config/xtensa/lib1funcs.asm: Likewise.
19903 * config/xtensa/lib2funcs.S: Likewise.
19904 * config/xtensa/linux-unwind.h: Likewise.
19905 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19906 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19907 * coretypes.h: Likewise.
19908 * crtstuff.c: Likewise.
19909 * defaults.h: Likewise.
19910 * dwarf2.h: Likewise.
19911 * emutls.c: Likewise.
19912 * gbl-ctors.h: Likewise.
19913 * gcov-io.h: Likewise.
19914 * ginclude/float.h: Likewise.
19915 * ginclude/iso646.h: Likewise.
19916 * ginclude/stdarg.h: Likewise.
19917 * ginclude/stdbool.h: Likewise.
19918 * ginclude/stddef.h: Likewise.
19919 * ginclude/stdfix.h: Likewise.
19920 * ginclude/stdint-gcc.h: Likewise.
19921 * ginclude/tgmath.h: Likewise.
19922 * gthr-aix.h: Likewise.
19923 * gthr-dce.h: Likewise.
19924 * gthr-gnat.c: Likewise.
19925 * gthr-gnat.h: Likewise.
19926 * gthr-lynx.h: Likewise.
19927 * gthr-mipssde.h: Likewise.
19928 * gthr-nks.h: Likewise.
19929 * gthr-posix.c: Likewise.
19930 * gthr-posix.h: Likewise.
19931 * gthr-posix95.h: Likewise.
19932 * gthr-rtems.h: Likewise.
19933 * gthr-single.h: Likewise.
19934 * gthr-solaris.h: Likewise.
19935 * gthr-tpf.h: Likewise.
19936 * gthr-vxworks.h: Likewise.
19937 * gthr-win32.h: Likewise.
19938 * gthr.h: Likewise.
19939 * libgcc2.c: Likewise.
19940 * libgcc2.h: Likewise.
19941 * libgcov.c: Likewise.
19942 * tsystem.h: Likewise.
19943 * typeclass.h: Likewise.
19944 * unwind-c.c: Likewise.
19945 * unwind-compat.h: Likewise.
19946 * unwind-dw2-fde-compat.c: Likewise.
19947 * unwind-dw2-fde-darwin.c: Likewise.
19948 * unwind-dw2-fde-glibc.c: Likewise.
19949 * unwind-dw2-fde.c: Likewise.
19950 * unwind-dw2-fde.h: Likewise.
19951 * unwind-dw2.c: Likewise.
19952 * unwind-dw2.h: Likewise.
19953 * unwind-generic.h: Likewise.
19954 * unwind-pe.h: Likewise.
19955 * unwind-sjlj.c: Likewise.
19956 * unwind.inc: Likewise.
19957 * config/arm/neon-gen.ml: Change generated copyright header to
19958 refer to version 3 of the GNU General Public License with
19959 version 3.1 of the GCC Runtime Library Exception and to point
19960 readers at the COPYING3 and COPYING3.RUNTIME files and the
19961 FSF's license web page.
19962 * config/arm/arm_neon.h: Regenerate.
19964 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19966 * config/cris/cris.md: Change copyright header to refer to version
19967 3 of the GNU General Public License.
19968 * doc/install.texi2html: Change copyright header to refer to version
19969 3 of the GNU General Public License and to point readers at the
19970 COPYING3 file and the FSF's license web page.
19971 * config/vax/linux.h: Likewise.
19973 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19975 * config/i386/i386.md (cmpcc): New.
19976 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19977 (sync_compare_and_swap_cc*): Delete.
19979 * config/s390/s390.c (s390_compare_emitted): Remove.
19980 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19981 s390_compare_emitted used to be handled. Assert that modes match.
19982 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19983 refer to sync_compare_and_swap_ccsi.
19984 * config/s390/s390.h (s390_compare_emitted): Remove.
19985 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19986 instead of s390_compare_emitted.
19987 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19988 instead of s390_compare_emitted.
19989 * config/s390/s390.md (cmpcc): New.
19990 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19991 CC_REGNUM, do not pretend it's set.
19992 (sync_compare_and_swap_cc*): Delete.
19993 * config/s390/predicates.md (cc_reg_operand): New.
19995 * expr.c (sync_compare_and_swap_cc): Delete.
19996 * optabs.h (sync_compare_and_swap_cc): Delete.
19997 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19998 is being used with can_compare_p.
19999 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
20000 (find_cc_set): New.
20001 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
20002 look for a MODE_CC set instead. Use emit_store_flag.
20003 (expand_compare_and_swap_loop): Likewise, with some additional
20004 complication to avoid a force_reg when useless. Use
20005 emit_cmp_and_jump_insns.
20006 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
20007 * doc/md.texi (sync_compare_and_swap_cc): Merge with
20008 sync_compare_and_swap documentation.
20010 2009-04-09 Jan Hubicka <jh@suse.cz>
20012 * except.c (find_prev_try): Break out from ....
20013 (duplicate_eh_regions): ... here; properly update prev_try pointers
20014 when duplication part of tree.
20015 (dump_eh_tree): Improve dumping.
20016 (verify_eh_region): New.
20017 (verify_eh_tree): Use it.
20019 2009-04-06 Richard Guenther <rguenther@suse.de>
20021 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
20022 &ARRAY addresses by adjusting their types and prepending
20024 * tree-cfg.c (verify_gimple_assign_single): Verify that
20025 addresses are correct.
20027 2009-04-09 Richard Guenther <rguenther@suse.de>
20029 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
20030 indices into an array reference if possible.
20031 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20032 Fold POINTER_PLUS_EXPR statements with invariant address.
20034 2009-04-09 Alan Modra <amodra@bigpond.net.au>
20037 * config.gcc (powerpc64-*-linux*): Always build biarch.
20039 2009-04-09 Joseph Myers <joseph@codesourcery.com>
20042 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
20043 it and pedwarn if this results in an INTEGER_CST.
20045 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20047 * doc/install.texi: Update minimum GMP version. Remove obsolete
20048 text in MPFR section.
20050 2009-04-08 Jakub Jelinek <jakub@redhat.com>
20052 * dwarf2out.c (class_scope_p): New static inline.
20053 (class_or_namespace_scope_p): Use it.
20054 (gen_variable_die): Use DW_TAG_member tag for static data member
20055 declarations instead of DW_TAG_variable.
20057 PR middle-end/39573
20058 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
20061 2009-04-08 Richard Guenther <rguenther@suse.de>
20063 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
20064 valueize random data.
20066 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20068 * config.gcc (aix tm_file): Add aix-stdint.h.
20069 (aix tm clause use_gcc_stdint): Set to wrap.
20070 * config/rs6000/aix-stdint.h: New file.
20072 2009-04-08 Richard Guenther <rguenther@suse.de>
20074 PR middle-end/36291
20075 * tree-dfa.c (add_referenced_var): Do not recurse into
20076 global initializers.
20077 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20079 (fold_const_aggregate_ref): Likewise.
20081 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20083 * recog.c (ordered_comparison_operator): New.
20084 * gensupport.c (std_preds): Add it.
20085 * doc/md.texi (Machine-Independent Predicates): Document it.
20087 2009-04-08 Jan Hubicka <jh@suse.cz>
20089 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20090 * function.h (rtl_eh): Remove exception_handler_label_map.
20091 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20092 remove_exception_handler_label, for_each_eh_label_1): Remove.
20093 (rtl_remove_unreachable_regions): Remove.
20094 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20095 (find_exception_handler_labels): Don't build the hashtable.
20096 (maybe_remove_eh_handler): Remove.
20097 (for_each_eh_label): Rewrite to walk the tree.
20098 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20099 * except.h (maybe_remove_eh_handler): Remove.
20100 * passes.c (init_optimization_passes): Schedule second EH cleanup
20102 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20103 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20105 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20107 * genoutput.c (validate_optab_operands): New.
20108 (gen_insn, gen_expand): Call it.
20110 * genflags.c (gen_insn): Detect misused iterators.
20111 (main): Pass line_no to gen_insn, exit with status 1 on error.
20113 * genextract.c (line_no): Make global.
20114 (VEC_safe_set_locstr): Change assertion to error message.
20115 (main): Exit with status 1 on error.
20117 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20121 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20122 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20123 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20124 * c-convert.c (convert): Do not call fold on results of conversion
20125 functions when the result is a C_MAYBE_CONST_EXPR.
20126 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20127 of __builtin_choose_expr.
20128 * c-typeck.c (remove_c_maybe_const_expr): New.
20129 (build_unary_op, build_conditional_expr, build_compound_expr,
20130 build_binary_op, c_objc_common_truthvalue_conversion): Call
20131 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20134 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20136 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20137 CODE to produce a new one. Add a prototype to use fold_convert_const
20139 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20142 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20143 mix declarations and code.
20145 2009-04-08 Ben Elliston <bje@au.ibm.com>
20147 * gcc.c: Replace `CC' with `GCC' throughout.
20149 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20151 * doc/invoke.texi: Document Atom support.
20153 2009-04-07 Jason Merrill <jason@redhat.com>
20156 * c-common.h, c-common.c: Add flag_pretty_templates.
20157 * c-opts.c (c_common_handle_option): Set it.
20158 * c.opt: Add -fno-pretty-templates.
20159 * doc/invoke.texi (C++ Dialect Options): Likewise.
20161 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20163 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20164 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20165 (ia64_expand_builtin): Likewise.
20167 2009-04-07 Martin Jambor <mjambor@suse.cz>
20169 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20170 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20171 ADDR_EXPRS are include too.
20173 2009-04-07 Richard Guenther <rguenther@suse.de>
20175 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20176 decls are only used if passes as parameters or if they are
20177 local statics and the call is not to a builtin.
20178 (call_may_clobber_ref_p_1): Likewise.
20180 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20182 * expr.c (do_store_flag): Remove last argument. Simplify code
20183 to avoid duplication of tests already done by can_compare_p.
20184 (expand_expr_real_1): Adjust caller.
20186 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20188 * optabs.c (can_compare_p): Test the predicate of a
20189 cbranch and cstore pattern.
20191 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20193 * expr.c (convert_move): Use emit_store_flag instead of
20196 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20198 * config/i386/i386.c (ix86_compare_emitted): Remove.
20199 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20200 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20201 * config/i386/i386.h (ix86_compare_emitted): Remove.
20202 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20203 instead of ix86_compare_emitted.
20204 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20206 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20208 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20209 Add t-sysroot-suffix to tmake_file.
20210 * config/print-sysroot-suffix.sh: New file.
20211 * config/t-sysroot-suffix: New file.
20213 2009-04-07 Ben Elliston <bje@au.ibm.com>
20215 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20216 as the latter produces a warning when the target does not support
20219 2009-04-07 Ben Elliston <bje@au.ibm.com>
20221 * dfp.c: Replace type punning assignments with memcpy throughout.
20222 * Makefile.in (dfp.o-warn): Remove.
20224 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20227 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20228 Include soft-fp/t-softfp after rs6000/t-linux64.
20230 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20232 * stor-layout.c (set_sizetype): Use the full precision of their
20233 machine mode for bitsize types.
20235 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20237 * config/i386/i386.md: Revert 2 accidental checkins.
20239 2009-04-06 Joey Ye <joey.ye@intel.com>
20240 Xuepeng Guo <xuepeng.guo@intel.com>
20241 H.J. Lu <hongjiu.lu@intel.com>
20243 Atom pipeline model, tuning and insn selection.
20244 * config.gcc (atom): Add atom config options and target.
20246 * config/i386/atom.md: New.
20248 * config/i386/i386.c (atom_cost): New cost.
20249 (m_ATOM): New macro flag.
20250 (initial_ix86_tune_features): Set m_ATOM.
20251 (x86_accumulate_outgoing_args): Likewise.
20252 (x86_arch_always_fancy_math_387): Likewise.
20253 (processor_target): Add Atom cost.
20254 (cpu_names): Add Atom cpu name.
20255 (override_options): Set Atom ISA.
20256 (ix86_issue_rate): New case PROCESSOR_ATOM.
20257 (ix86_adjust_cost): Likewise.
20259 * config/i386/i386.h (TARGET_ATOM): New target macro.
20260 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20261 (TARGET_OPT_AGU): New target option.
20262 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20263 (processor_type): Add PROCESSOR_ATOM.
20265 * config/i386/i386.md (cpu): Add new value "atom".
20266 (use_carry, movu): New attr.
20267 (atom.md): Include atom.md.
20268 (adddi3_carry_rex64): Set attr "use_carry".
20269 (addqi3_carry): Likewise.
20270 (addhi3_carry): Likewise.
20271 (addsi3_carry): Likewise.
20272 (*addsi3_carry_zext): Likewise.
20273 (subdi3_carry_rex64): Likewise.
20274 (subqi3_carry): Likewise.
20275 (subhi3_carry): Likewise.
20276 (subsi3_carry): Likewise.
20277 (x86_movdicc_0_m1_rex64): Likewise.
20278 (*x86_movdicc_0_m1_se): Likewise.
20279 (x86_movsicc_0_m1): Likewise.
20280 (*x86_movsicc_0_m1_se): Likewise.
20281 (*adddi_1_rex64): Emit add insn as much as possible.
20282 (*addsi_1): Likewise.
20283 (return_internal): Set atom_unit.
20284 (return_internal_long): Likewise.
20285 (return_pop_internal): Likewise.
20286 (*rcpsf2_sse): Set atom_sse_attr attr.
20287 (*qrt<mode>2_sse): Likewise.
20288 (*prefetch_sse): Likewise.
20290 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20292 (ix86_target_macros_internal): Likewise.
20294 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20295 (*prefetch_sse_rex): Likewise.
20296 (sse_rcpv4sf2): Likewise.
20297 (sse_vmrcpv4sf2): Likewise.
20298 (sse_sqrtv4sf2): Likewise.
20299 (<sse>_vmsqrt<mode>2): Likewise.
20300 (sse_ldmxcsr): Likewise.
20301 (sse_stmxcsr): Likewise.
20302 (*sse_sfence): Likewise.
20303 (sse2_clflush): Likewise.
20304 (*sse2_mfence): Likewise.
20305 (*sse2_lfence): Likewise.
20306 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20307 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20308 (avx_movdqu<avxmodesuffix>): Likewise.
20309 (avx_lddqu<avxmodesuffix>): Likewise.
20310 (sse2_movntv2di): Change attr "type" to "ssemov".
20311 (sse2_movntsi): Likewise.
20312 (rsqrtv8sf2): Change attr "type" to "sseadd".
20313 (sse3_addsubv2df3): Set attr "atom_unit".
20314 (sse3_h<plusminus_insn>v4sf3): Likewise.
20315 (*sse2_pmaddwd): Likewise.
20316 (*vec_extractv2di_1_rex64): Likewise.
20317 (*vec_extractv2di_1_avx): Likewise.
20318 (sse2_psadbw): Likewise.
20319 (ssse3_phaddwv8hi3): Likewise.
20320 (ssse3_phaddwv4hi3): Likewise.
20321 (ssse3_phadddv4si3): Likewise.
20322 (ssse3_phadddv2si3): Likewise.
20323 (ssse3_phaddswv8hi3): Likewise.
20324 (ssse3_phaddswv4hi3): Likewise.
20325 (ssse3_phsubwv8hi3): Likewise.
20326 (ssse3_phsubwv4hi3): Likewise.
20327 (ssse3_phsubdv4si3): Likewise.
20328 (ssse3_phsubdv2si3): Likewise.
20329 (ssse3_phsubswv8hi3): Likewise.
20330 (ssse3_phsubswv4hi3): Likewise.
20331 (ssse3_pmaddubsw128): Likewise.
20332 (sse3_pmaddubsw: Likewise.
20333 (ssse3_palignrti): Likewise.
20334 (ssse3_palignrdi): Likewise.
20336 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20338 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20340 2009-04-06 Richard Guenther <rguenther@suse.de>
20342 PR tree-optimization/28868
20343 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20344 of which PHI results we inserted.
20345 (insert_into_preds_of_block): Record inserted PHIs.
20346 (eliminate): Eliminate redundant PHI nodes.
20347 (init_pre): Init inserted_phi_names.
20349 2009-04-06 Richard Guenther <rguenther@suse.de>
20351 PR tree-optimization/39643
20352 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20353 IMAGPART_EXPRs of complex constants.
20354 (execute_fold_all_builtins): If we folded a call queue
20355 TODO_update_address_taken.
20357 2009-04-06 Jan Hubicka <jh@suse.cz>
20359 PR middle-end/39659
20360 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20363 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20365 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20367 (ic_invalidate_array): Likewise.
20369 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20371 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20372 alignment for library calls.
20374 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20376 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20377 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20378 * config/i386/mingw-stdint.h: New file.
20380 2009-04-05 Richard Guenther <rguenther@suse.de>
20382 PR tree-optimization/39648
20383 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20384 our &A vs. &A[0] IL deficiencies.
20386 2009-04-04 Jan Hubicka <jh@suse.cz>
20388 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20389 removed toplevel regions.
20390 (sjlj_mark_call_sites): Likewise.
20392 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20394 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20395 (cygwin tm clause use_gcc_stdint): Set to wrap.
20396 * config/i386/cygwin-stdint.h: New file.
20398 2009-04-04 Richard Guenther <rguenther@suse.de>
20400 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20401 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20402 single-argument PHIs if we are in loop-closed SSA form.
20403 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20404 for the pre-condition.
20405 (slpeel_tree_peel_loop_to_edge): Likewise.
20406 (vect_build_loop_niters): Take an optional sequence to append stmts.
20407 (vect_generate_tmps_on_preheader): Likewise.
20408 (vect_do_peeling_for_loop_bound): Take extra guards for the
20410 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20411 the cost model check.
20412 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20413 guards if we are going to peel. Do not apply versioning in that case.
20414 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20415 (vect_do_peeling_for_loop_bound): Likewise.
20416 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20417 loop bound only record extra pre-conditions, do not apply loop
20420 2009-04-04 Richard Guenther <rguenther@suse.de>
20422 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20425 2009-04-04 Jan Hubicka <jh@suse.cz>
20427 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20428 last_basic_block for size of bb->index indexed array.
20429 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20430 compute_out, link_btr_uses, build_btr_def_use_webs,
20431 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20433 2009-04-04 Jan Hubicka <jh@suse.cz>
20435 * except.c (remove_eh_handler_and_replace): Break out from ...
20436 (remove_eh_handler): ... here.
20437 (bring_to_root): New function.
20438 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20439 handled ones, bring others to root of tree.
20441 2009-04-04 Jan Hubicka <jh@suse.cz>
20443 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20444 (all_phis_safe_to_merge): New function.
20445 (update_info): New structure.
20446 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20447 (cleanup_empty_eh): Update SSA if possible.
20449 2009-04-04 Richard Guenther <rguenther@suse.de>
20451 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20452 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20453 (append_vuse): Likewise.
20455 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20457 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20458 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20459 instead of REG_UNSAVED for DW_CFA_undefined.
20460 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20461 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20464 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20467 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20468 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20469 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20471 2009-04-04 Richard Guenther <rguenther@suse.de>
20473 PR tree-optimization/8781
20474 PR tree-optimization/37892
20475 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20476 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20477 (valueize_refs): Call it for *& valueizations.
20478 (shared_reference_ops_from_ref): Rename to ...
20479 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20480 (shared_reference_ops_from_call): Rename to ...
20481 (valueize_shared_reference_ops_from_call): ... this and valueize.
20482 (vn_reference_lookup): Update.
20483 (visit_reference_op_call): Likewise.
20484 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20485 (eliminate): Value-replace the call address in call statements.
20487 2009-04-04 Richard Guenther <rguenther@suse.de>
20489 PR tree-optimization/39636
20490 * tree-ssa-forwprop.c
20491 (forward_propagate_addr_into_variable_array_index): Check for
20492 GIMPLE_ASSIGN before accessing the rhs code.
20494 2009-04-03 Jason Merrill <jason@redhat.com>
20496 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20498 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20500 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20501 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20502 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20503 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20504 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20505 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20506 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20507 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20508 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20509 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20510 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20511 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20512 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20513 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20514 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20515 Use fr_reg_or_fp01_operand instead of fr_register_operand
20517 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20518 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20519 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20521 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20523 PR rtl-optimization/39607
20524 PR rtl-optimization/39631
20528 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20529 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20530 instead of DF_LR_OUT.
20531 * ira-lives.c (process_bb_node_lives): Ditto.
20532 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20533 instead of DF_LR_{OUT,IN}.
20534 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20535 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20537 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20539 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20540 (execute_lower_omp): Always run but take the short way out if -fopenmp
20542 (gate_lower_omp): Remove, forcing the pass manager to always run the
20543 pass and always set PROP_gimple_lomp.
20544 (pass_lower_omp): Remove gate function.
20545 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20546 PROP_trees. Instead, require it.
20547 * ipa-cp.c (pass_ipa_cp): Likewise.
20548 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20549 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20550 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20551 and PROP_gimple_leh.
20553 2009-04-03 Richard Guenther <rguenther@suse.de>
20555 PR middle-end/13146
20556 PR tree-optimization/23940
20557 PR tree-optimization/33237
20558 PR middle-end/33974
20559 PR middle-end/34093
20560 PR tree-optimization/36201
20561 PR tree-optimization/36230
20562 PR tree-optimization/38049
20563 PR tree-optimization/38207
20564 PR tree-optimization/38230
20565 PR tree-optimization/38301
20566 PR tree-optimization/38585
20567 PR middle-end/38895
20568 PR tree-optimization/38985
20569 PR tree-optimization/39299
20570 * tree-ssa-structalias.h: Remove.
20571 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20572 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20573 (struct vuse_element_d): Remove.
20574 (struct vuse_vec_d): Likewise.
20575 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20576 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20577 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20578 VUSE_ELEMENT_VAR): Likewise.
20579 (struct voptype_d): Likewise.
20580 (NUM_VOP_FREE_BUCKETS): Likewise.
20581 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20582 (struct stmt_operands_d): Remove.
20583 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20584 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20585 VDEF_NUM, VDEF_VECT): Likewise.
20586 (copy_virtual_operands): Remove.
20587 (operand_build_cmp): Likewise.
20588 (create_ssa_artificial_load_stmt): Likewise.
20589 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20590 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20591 vuse_index and mayuse_index members. Pack and move done and iter_type
20592 members to the front.
20593 (SSA_OP_VMAYUSE): Remove.
20594 (SSA_OP_VIRTUAL_USES): Adjust.
20595 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20596 (unlink_stmt_vdef): Declare.
20597 (add_to_addressable_set): Remove.
20598 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20599 (vrp_visit_stmt): Likewise.
20600 * doc/tree-ssa.texi (Alias analysis): Update.
20601 * doc/invoke.texi (max-aliased-vops): Remove docs.
20602 (avg-aliased-vops): Likewise.
20603 * tree-into-ssa.c (syms_to_rename): Remove.
20604 (need_to_update_vops_p): Likewise.
20605 (need_to_initialize_update_ssa_p): Rename to ...
20606 (update_ssa_initialized_fn): ... this. Track function we are
20608 (symbol_marked_for_renaming): Simplify.
20609 (add_new_name_mapping): Do not set need_to_update_vops_p.
20610 (dump_currdefs): Use SYMS_TO_RENAME.
20611 (rewrite_update_stmt): Always walk all uses/defs.
20612 (dump_update_ssa): Adjust.
20613 (init_update_ssa): Take function argument. Track what we are
20615 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20616 (create_new_def_for): Initialize for cfun, assert we are initialized
20618 (mark_sym_for_renaming): Simplify.
20619 (mark_set_for_renaming): Do not initialize update-ssa.
20620 (need_ssa_update_p): Simplify. Take function argument.
20621 (name_mappings_registered_p): Assert we ask for the correct function.
20622 (name_registered_for_update_p): Likewise.
20623 (ssa_names_to_replace): Likewise.
20624 (release_ssa_name_after_update_ssa): Likewise.
20625 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20626 (dump_decl_set): Do not print a newline.
20627 (debug_decl_set): Do it here.
20628 (dump_update_ssa): And here.
20629 * tree-ssa-loop-im.c (move_computations): Adjust.
20630 (movement_possibility): Likewise.
20631 (determine_max_movement): Likewise.
20632 (gather_mem_refs_stmt): Likewise.
20633 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20634 or NAME_MEMORY_TAG.
20635 * tree-complex.c (update_all_vops): Remove.
20636 (expand_complex_move): Adjust.
20637 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20638 Simplify test for memory referencing statement. Exclude
20639 non-invariant ADDR_EXPRs.
20640 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20641 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20642 (rdg_flag_uses): Likewise.
20643 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20645 (tree_optimize_tail_calls_1): Also split the
20646 edge from the entry block if we have degenerate PHI nodes in
20647 the first basic block.
20648 * tree.c (init_ttree): Remove memory-tag related code.
20649 (tree_code_size): Likewise.
20650 (tree_node_structure): Likewise.
20651 (build7_stat): Re-write to be build6_stat.
20652 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20653 (SSA_VAR_P): Adjust.
20654 (struct tree_memory_tag): Remove.
20655 (struct tree_memory_partition_tag): Likewise.
20656 (union tree_node): Adjust.
20657 (build7): Re-write to be build6.
20658 * tree-pass.h (pass_reset_cc_flags): Remove.
20659 (TODO_update_address_taken): New flag.
20660 (pass_simple_dse): Remove.
20661 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20662 * params.h (MAX_ALIASED_VOPS): Remove.
20663 (AVG_ALIASED_VOPS): Likewise.
20664 * omp-low.c (expand_omp_taskreg): Update SSA form.
20665 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20666 aliases the lhs in a copy stmt.
20667 * tree-ssa-dse.c (struct address_walk_data): Remove.
20668 (memory_ssa_name_same): Likewise.
20669 (memory_address_same): Likewise.
20670 (get_kill_of_stmt_lhs): Likewise.
20671 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20672 unused stores. Look through PHI nodes into post-dominated regions.
20673 (dse_optimize_stmt): Simplify. Properly remove stores.
20674 (tree_ssa_dse): Compute dominators.
20675 (execute_simple_dse): Remove.
20676 (pass_simple_dse): Likewise.
20677 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20678 gimple_loaded_syms and gimple_stored_syms computation.
20679 * toplev.c (dump_memory_report): Dump alias and pta stats.
20680 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20681 (vn_reference_eq): Likewise.
20682 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20683 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20684 valueize_vuses): Remove.
20685 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20686 (get_def_ref_stmt_vuse): ... this.
20687 (vn_reference_lookup_2): New function.
20688 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20689 walking equivalent vuses. Simplify.
20690 (vn_reference_lookup): Likewise.
20691 (vn_reference_insert): Likewise.
20692 (vn_reference_insert_pieces): Likewise.
20693 (visit_reference_op_call): Simplify.
20694 (visit_reference_op_load): Likewise.
20695 (visit_reference_op_store): Likewise.
20696 (init_scc_vn): Remove shared_lookup_vuses initialization.
20697 (free_scc_vn): Remove shared_lookup_vuses freeing.
20698 (sort_vuses, sort_vuses_heap): Remove.
20699 (get_ref_from_reference_ops): Export.
20700 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20701 vector with single vuse pointer.
20702 (vn_reference_lookup_pieces, vn_reference_lookup,
20703 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20704 (shared_vuses_from_stmt): Remove.
20705 (get_ref_from_reference_ops): Declare.
20706 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20707 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20708 memory-tag related code.
20709 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20710 (likely_value): Add comment, skip static-chain of call statements.
20711 (surely_varying_stmt_p): Adjust.
20712 (gimplify_and_update_call_from_tree): Likewise.
20713 (execute_fold_all_builtins): Do not rebuild alias info.
20714 (gimplify_and_update_call_from_tree): Properly update VOPs.
20715 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20716 (copy_ref_info): Remove memory-tag related code.
20717 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20718 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20719 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20721 * tree-ssa-dom.c (gimple_p): Remove typedef.
20722 (eliminate_redundant_computations): Adjust.
20723 (record_equivalences_from_stmt): Likewise.
20724 (avail_expr_hash): Likewise.
20725 (avail_expr_eq): Likewise.
20726 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20727 (stmt_makes_single_load): Likewise.
20728 (stmt_makes_single_store): Likewise.
20729 * tree-ssa-alias.c: Rewrite completely.
20730 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20731 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20732 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20733 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20734 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20735 Remove public functions.
20736 (pass_reset_cc_flags): Remove.
20737 (pass_build_alias): Move ...
20738 * tree-ssa-structalias.c (pass_build_alias): ... here.
20739 * tree-ssa-alias.c (may_be_aliased): Move ...
20740 * tree-flow-inline.h (may_be_aliased): ... here.
20741 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20742 count_uses_and_derefs): Move ...
20743 * gimple.c: ... here.
20744 * gimple.h (count_uses_and_derefs): Declare.
20745 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20746 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20747 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20748 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20749 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20750 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20751 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20753 * tree-dfa.c (refs_may_alias_p): Move ...
20754 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20755 * tree-ssa-alias.h: New file.
20756 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20757 (statement_sink_location): Likewise.
20758 * opts.c (decode_options): Do not adjust max-aliased-vops or
20759 avg-aliased-vops values.
20760 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20761 (TV_CALL_CLOBBER): Likewise.
20762 (TV_FLOW_SENSITIVE): Likewise.
20763 (TV_FLOW_INSENSITIVE): Likewise.
20764 (TV_MEMORY_PARTITIONING): Likewise.
20765 (TV_ALIAS_STMT_WALK): New timevar.
20766 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20767 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20768 (get_address_description): Remove memory-tag related code.
20769 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20770 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20771 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20772 and immediate uses in statements. Document.
20773 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20774 (dump_symbols): Remove.
20775 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20776 * alias.c (get_deref_alias_set): New function split out from ...
20777 (get_alias_set): ... here.
20778 * alias.h (get_deref_alias_set): Declare.
20779 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20780 type parameter. Remove restrict pointer handling. Create a
20781 ref-all pointer in case type-based alias sets do not conflict.
20782 (vect_analyze_data_refs): Remove SMT related code.
20783 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20784 (vectorizable_load): Likewise.
20785 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20786 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20787 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20788 Ignore vops and SMTs.
20789 (dr_analyze_alias): Likewise..
20790 (free_data_ref): Likewise.
20791 (create_data_ref): Likewise.
20792 (analyze_all_data_dependences): Likewise.
20793 (get_references_in_stmt): Adjust.
20794 * tree-flow-inline.h (gimple_aliases_computed_p,
20795 gimple_addressable_vars, gimple_call_clobbered_vars,
20796 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20797 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20798 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20799 gimple_mem_ref_stats): Remove.
20800 (gimple_vop): New function.
20801 (op_iter_next_use): Remove vuses and mayuses cases.
20802 (op_iter_next_def): Remove vdefs case.
20803 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20804 (clear_and_done_ssa_iter): Do not set removed fields.
20805 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20806 Assert we are not iterating over vuses or vdefs if not also
20807 iterating over uses or defs.
20808 (op_iter_init_use): Likewise.
20809 (op_iter_init_def): Likewise.
20810 (op_iter_next_vdef): Remove.
20811 (op_iter_next_mustdef): Likewise.
20812 (op_iter_init_vdef): Likewise.
20813 (compare_ssa_operands_equal): Likewise.
20814 (link_use_stmts_after): Handle vuse operand.
20815 (is_call_used): Use is_call_clobbered.
20816 (is_call_clobbered): Global variables are always call clobbered,
20817 query the call-clobbers bitmap.
20818 (mark_call_clobbered): Ignore global variables.
20819 (clear_call_clobbered): Likewise.
20820 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20821 virtual operands sanity check.
20822 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20824 (TARGET_MEM_REF): Remove TMR_TAG operand.
20825 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20826 Remove call-clobber related code.
20827 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20828 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20829 partitions or escape reason.
20830 (get_single_def_stmt, get_single_def_stmt_from_phi,
20831 get_single_def_stmt_with_phi): Remove.
20832 (dump_referenced_vars): Tidy.
20833 (get_ref_base_and_extent): Allow bare decls.
20834 (collect_dfa_stats): Adjust.
20835 * graphite.c (rename_variables_in_stmt): Adjust.
20836 (graphite_copy_stmts_from_block): Likewise.
20837 (translate_clast): Likewise.
20838 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20840 (translate_vuse_through_block): Use the oracle.
20841 (phi_translate_1): Adjust.
20842 (value_dies_in_block_x): Use the oracle. Cache the outcome
20844 (valid_in_sets): Check if the VUSE for
20845 a REFERENCE is available.
20846 (eliminate): Do not remove stmts during elimination,
20847 instead queue and remove them afterwards.
20848 (do_pre): Do not rebuild alias info.
20849 (pass_pre): Run TODO_rebuild_alias before PRE.
20850 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20851 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20852 (mark_all_v_defs_stmt): Remove.
20853 (mark_all_v_defs_seq): Adjust.
20854 (sra_replace): Likewise.
20855 (scalarize_use): Likewise.
20856 (scalarize_copy): Likewise.
20857 (scalarize_init): Likewise.
20858 (scalarize_ldst): Likewise.
20859 (todoflags): Remove.
20860 (tree_sra): Do not rebuild alias info.
20861 (tree_sra_early): Adjust.
20862 (pass_sra): Run TODO_update_address_taken before SRA.
20863 * tree-predcom.c (set_alias_info): Remove.
20864 (prepare_initializers_chain): Do not call it.
20865 (mark_virtual_ops_for_renaming): Adjust.
20866 (mark_virtual_ops_for_renaming_list): Remove.
20867 (initialize_root_vars): Adjust.
20868 (initialize_root_vars_lm): Likewise.
20869 (prepare_initializers_chain): Likewise.
20870 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20871 (may_propagate_copy_into_stmt): Likewise.
20872 (merge_alias_info): Do nothing for now.
20873 (propagate_tree_value_into_stmt): Adjust.
20874 (stmt_may_generate_copy): Likewise.
20875 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20876 not mark symbols for renaming.
20877 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20878 with the same statement, make sure to update the new pointed-to one.
20879 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20880 call statements, do not mark symbols for renaming.
20881 (mark_operand_necessary): Dump something.
20882 (ref_may_be_aliased): New function.
20883 (mark_aliased_reaching_defs_necessary_1): New helper function.
20884 (mark_aliased_reaching_defs_necessary): Likewise.
20885 (mark_all_reaching_defs_necessary_1): Likewise.
20886 (mark_all_reaching_defs_necessary): Likewise.
20887 (propagate_necessity): Do not process virtual PHIs. For
20888 non-aliased loads mark all reaching definitions as necessary.
20889 For aliased loads and stores mark the immediate dominating
20890 aliased clobbers as necessary.
20891 (visited): New global static.
20892 (perform_tree_ssa_dce): Free visited bitmap after propagating
20894 (remove_dead_phis): Perform simple dead virtual PHI removal.
20895 (remove_dead_stmt): Properly unlink virtual operands when
20897 (eliminate_unnecessary_stmts): Schedule PHI removal after
20899 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20900 (process_replaceable): Likewise.
20901 (find_replaceable_in_bb): Likewise.
20902 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20903 based on the single gimple vop.
20904 (verify_flow_insensitive_alias_info): Remove.
20905 (verify_flow_sensitive_alias_info): Likewise.
20906 (verify_call_clobbering): Likewise.
20907 (verify_memory_partitions): Likewise.
20908 (verify_alias_info): Likewise.
20909 (verify_ssa): Adjust..
20910 (execute_update_addresses_taken): Export. Update SSA
20911 manually. Optimize only when optimizing. Use a local bitmap.
20912 (pass_update_address_taken): Remove TODO_update_ssa, add
20914 (pass_update_address_taken): Just use TODO_update_address_taken.
20915 (init_tree_ssa): Do not initialize addressable_vars.
20916 (verify_ssa): Verify new VUSE / VDEF properties.
20917 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20918 Do not call verify_alias_info.
20919 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20920 Do not free the loaded and stored syms bitmaps. Reset the escaped
20921 and callused solutions. Do not free addressable_vars.
20922 Remove memory-tag related code.
20923 (warn_uninitialized_var): Aliases are always available.
20924 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20925 * lambda-code.c (can_put_in_inner_loop): Adjust.
20926 (can_put_after_inner_loop): Likewise.
20927 (perfect_nestify): Likewise.
20928 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20929 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20930 (vectorizable_conversion): Do not mark symbols for renaming.
20931 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20932 (expand_call_inline): Unlink the calls virtual operands before
20934 (tree_function_versioning): Do not call update_ssa if we are not
20935 updating clones. Simplify.
20936 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20937 (propagate_with_phi): Likewise..
20938 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20939 clobber code. Assert we are not aliased or global.
20940 * tree-flow.h: Include tree-ssa-alias.h
20941 (enum escape_type): Remove.
20942 (struct mem_sym_stats_d): Likewise.
20943 (struct mem_ref_stats_d): Likewise.
20944 (struct gimple_df): Add vop member. Remove global_var,
20945 call_clobbered_vars, call_used_vars, addressable_vars,
20946 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20947 escaped and callused members.
20948 (struct ptr_info_def): Remove all members, add points-to solution
20950 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20951 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20952 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20953 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20954 (tree-ssa-alias.o): Likewise.
20955 (toplev.o): Add tree-ssa-alias.h
20956 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20957 * gimple.c (gimple_set_bb): Fix off-by-one error.
20958 (is_gimple_reg): Do not handle memory tags.
20959 (gimple_copy): Also copy virtual operands.
20960 Delay updating the statement. Do not reset loaded and stored syms.
20961 (gimple_set_stored_syms): Remove.
20962 (gimple_set_loaded_syms): Likewise.
20963 (gimple_call_copy_skip_args): Copy the virtual operands
20964 and mark the new statement modified.
20965 * tree-ssa-structalias.c (may_alias_p): Remove.
20966 (set_uids_in_ptset): Take the alias set to prune with as
20967 parameter. Fold in the alias test of may_alias_p.
20968 (compute_points_to_sets): Compute whether a ptr is dereferenced
20969 in a local sbitmap.
20970 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20971 other ADDRESSOF constraints on the lhs.
20972 (get_constraint_for_component_ref): Assert that we don't get
20973 ADDRESSOF constraints from the base of the reference.
20974 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20975 (struct variable_info): Remove collapsed_to member.
20976 (get_varinfo_fc): Remove.
20977 (new_var_info): Do not set collapsed_to.
20978 (dump_constraint): Do not follow cycles.
20979 (dump_constraint_graph): Likewise.
20980 (build_pred_graph): Likewise.
20981 (build_succ_graph): Likewise.
20982 (rewrite_constraints): Likewise.
20983 (do_simple_structure_copy): Remove.
20984 (do_rhs_deref_structure_copy): Remove.
20985 (do_lhs_deref_structure_copy): Remove.
20986 (collapse_rest_of_var): Remove.
20987 (do_structure_copy): Re-implement.
20988 (pta_stats): New global variable.
20989 (dump_pta_stats): New function.
20990 (struct constraint_expr): Make offset signed.
20991 (UNKNOWN_OFFSET): Define special value.
20992 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20993 (solution_set_expand): New helper function split out from ...
20994 (do_sd_constraint): ... here.
20995 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20996 (do_ds_constraint): Likewise.
20997 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20998 and CALLUSED = *CALLUSED.
20999 (set_union_with_increment): Make inc argument signed.
21000 (type_safe): Remove.
21001 (get_constraint_for_ptr_offset): Handle unknown and negative
21003 (first_vi_for_offset): Handle offsets before start. Bail
21004 out early for offsets beyond the variable extent.
21005 (first_or_preceding_vi_for_offset): New function.
21006 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
21007 Together with ESCAPED = *ESCAPED this properly computes reachability.
21008 (find_what_var_points_to): New function.
21009 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
21010 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
21011 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
21012 pt_solutions_intersect): New functions.
21013 (compute_call_used_vars): Remove.
21014 (compute_may_aliases): New main entry into PTA computation.
21015 * gimple.h (gimple_p): New typedef.
21016 (struct gimple_statement_base): Remove references_memory_p.
21017 (struct gimple_statement_with_memory_ops_base): Remove
21018 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
21020 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
21021 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
21022 gimple_set_references_memory): Remove.
21023 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
21024 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
21026 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
21027 (verify_expr): Allow RESULT_DECL.
21028 (gimple_duplicate_bb): Do not copy virtual operands.
21029 (gimple_duplicate_sese_region): Adjust.
21030 (gimple_duplicate_sese_tail): Likewise.
21031 (mark_virtual_ops_in_region): Remove.
21032 (move_sese_region_to_fn): Do not call it.
21033 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
21034 and pass_simple_dse.
21035 (execute_function_todo): Handle TODO_update_address_taken,
21036 call execute_update_addresses_taken for TODO_rebuild_alias.
21037 (execute_todo): Adjust.
21038 (execute_one_pass): Init dump files early.
21039 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
21041 (create_general_new_stmt): Clear vops.
21042 * tree-ssa-reassoc.c (get_rank): Adjust.
21043 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
21044 symbols for renaming.
21045 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
21046 (PARAM_AVG_ALIASED_VOPS): Likewise.
21047 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
21048 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
21049 * tree-ssa-operands.c: Simplify for new virtual operand representation.
21050 (operand_build_cmp, copy_virtual_operands,
21051 create_ssa_artificial_load_stmt, add_to_addressable_set,
21052 gimple_add_to_addresses_taken): Remove public functions.
21053 (unlink_stmt_vdef): New function.
21055 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21057 * config.gcc (powerpc-*-linux*): Merge variants.
21059 2009-04-02 Chao-ying Fu <fu@mips.com>
21060 James Grosbach <james.grosbach@microchip.com>
21062 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
21063 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
21065 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21066 keep_interrupts_masked_p, use_debug_exception_return_p.
21067 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21068 keep_interrupts_masked, use_debug_exception_return.
21069 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21070 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21072 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21073 (mips_print_operand): Process COP0 registers to print $0 .. $31
21074 correctly for GAS to process.
21075 (mips_interrupt_extra_call_saved_reg_p): New function.
21076 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21078 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21079 (mips_compute_frame_info): Add supports for interrupt context that
21080 includes doubleword accumulators and COP0 registers.
21081 (mips_for_each_saved_acc): New function.
21082 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21083 mips_for_each_saved_reg.
21084 (mips_save_reg): Save accumulators.
21085 (mips_kernel_reg_p): A new for_each_rtx callback.
21086 (mips_expand_prologue): Support interrupt handlers.
21087 (mips_restore_reg): Restore accumulators.
21088 (mips_expand_epilogue): Support interrupt handlers.
21089 (mips_can_use_return_insn): Return false for interrupt handlers.
21090 (mips_epilogue_uses): New function.
21091 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21092 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21093 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21094 cop0_move): New instructions.
21095 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21096 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21098 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21100 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21101 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21102 interrupt handlers, we use K0 as the temporary register.
21103 (EPILOGUE_USES): Change to a function call.
21104 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21105 handlers, we use K0 as the temporary register.
21107 * doc/extend.texi (Function Attributes): Document interrupt,
21108 use_shadow_register_set, keep_interrupts_masked,
21109 use_debug_exception_return for MIPS attributes.
21111 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21113 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21114 Remove a number of t-files from tmake_file.
21115 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21116 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21117 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21118 target_prototype, not TARGET_PROTOTYPE.
21119 (LINK_OS_GNU_SPEC): Define.
21120 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21121 and darwin-ldoubdle.c.
21123 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21126 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21127 (cpp_options): Ditto.
21128 (default_compilers): Ditto.
21129 (display_help): Ditto.
21130 (process_command): Ditto.
21131 (do_spec_1): Ditto.
21132 (set_input): Use lbasename instead of duplicate code.
21133 (save_temps_prefix): New static for -save-temps=obj.
21134 (save_temps_length): Ditto.
21136 * doc/invoke.texi (-save-temps=obj): Document new variant to
21137 -save-temps switch.
21139 2009-04-02 Jeff Law <law@redhat.com>
21141 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21144 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21146 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21147 * configure: Regenerated.
21149 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21151 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21152 share the argument list.
21154 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21158 2009-02-12 Diego Novillo <dnovillo@google.com>
21160 * varpool.c (debug_varpool): New.
21161 * cgraph.h (debug_varpool): Declare.
21163 2009-04-02 Jan Hubicka <jh@suse.cz>
21165 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21168 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21170 * config/i386/i386.c (ix86_abi): Move initialization to ...
21171 (override_options): Here.
21173 2009-04-02 Christian Bruel <christian.bruel@st.com>
21175 * config/sh/sh.c (sh_dwarf_register_span): New function.
21176 (TARGET_DWARF_REGISTER_SPAN): Define.
21177 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21179 2009-04-02 Ira Rosen <irar@il.ibm.com>
21181 PR tree-optimization/39595
21182 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21183 interleaved loads group is not greater than the SLP group size.
21185 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21187 * builtins.c (is_builtin_name): New.
21188 (called_as_built_in): Use is_builtin_name.
21189 * tree.h (is_builtin_name): New.
21190 * varasm.c (incorporeal_function_p): Use is_builtin_name
21192 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21194 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21196 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21199 * c-decl.c (clone_underlying_type): Move this ...
21200 * c-common.c (set_underlying_type): ... here.
21201 Also, make sure the function properly sets TYPE_STUB_DECL() on
21202 the newly created typedef variant type.
21203 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21204 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21207 2009-04-02 Richard Guenther <rguenther@suse.de>
21209 PR tree-optimization/37221
21210 * tree-flow.h (degenerate_phi_result): Declare.
21211 * tree-ssa-dom.c (degenerate_phi_result): Export.
21212 * tree-scalar-evolution.c (analyze_initial_condition): If
21213 the initial condition is defined by a degenerate PHI node
21214 use the degenerate value.
21216 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21218 PR rtl-optimization/39588
21219 * combine.c (merge_outer_ops): Do not set the constant when this
21221 (simplify_shift_const_1): Do not modify it either in this case.
21223 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21225 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21226 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21228 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21231 * c-lex.c (interpret_float): Default (no suffix) is double.
21233 2009-04-1 Xinliang David Li <davidxl@google.com>
21235 * config/i386/i386.c (legitimate_constant_p): Recognize
21236 all one vector constant.
21238 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21240 * config/vax/vax.c: Add #includes to silence warnings.
21241 Change #include order to silence two warnings.
21243 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21245 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21246 (ASM_SPEC): Pass -k to the assembler for PIC code.
21248 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21250 * config.gcc: Add vax-*-linux* to the switch.
21251 * config/vax/linux.h: New file. (TARGET_VERSION,
21252 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21254 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21256 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21257 Use predicate macros instead of GET_CODE() == foo.
21258 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21259 ashlsi3, rotrsi3, <unnamed>): Likewise.
21261 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21263 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21264 jbbccihi, jbbccisi): Remova trailing whitespace.
21265 * config/vax/constraints.md: Likewise.
21266 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21267 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21268 * config/vax/predicates.md: Likewise.
21269 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21270 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21271 * config/vax/vax.h: Likewise.
21272 * config/vax/vax.md (nonlocal_goto): Likewise.
21274 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21276 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21277 (indirectable_address_p, adjacent_operands_p): Add spaces around
21279 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21281 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21283 * config/vax/vax.c (legitimate_constant_address_p,
21284 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21285 index_term_p, reg_plus_index_p, legitimate_address_p,
21286 vax_mode_dependent_address_p): Update comments to match functions
21287 modified by the recent int->bool conversion.
21289 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21291 * config/vax/builtins.md: Update copyright message.
21292 * config/vax/constraints.md: Likewise.
21293 * config/vax/netbsd-elf.h: Likewise.
21294 * config/vax/predicates.md: Likewise.
21295 * config/vax/vax-protos.h: Likewise.
21296 * config/vax/vax.c: Likewise.
21297 * config/vax/vax.h: Likewise.
21298 * config/vax/vax.md: Likewise.
21299 * config/vax/vax.opt: Likewise.
21301 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21303 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21304 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21305 * config/vax/constraints.md (B, R): Likewise.
21306 * config/vax/predicates.md (external_memory_operand,
21307 nonimmediate_addsub_di_operand): Likewise.
21308 * config/vax/vax.c (vax_output_int_add): Likewise.
21309 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21310 untyped_call): Likewise.
21312 2009-04-01 Matt Thomas <matt@3am-software.com>
21314 * config/vax/predicates.md: New file.
21315 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21316 external_const_operand, nonsymbolic_operand, external_memory_operand,
21317 indirect_memory_operand, indexed_memory_operand,
21318 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21319 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21321 * config/vax/constraints.md: New file.
21322 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21324 * config/vax/builtins.md: New file.
21325 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21326 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21328 * config/vax/vax.opt (mqmath): Add option.
21329 * config/vax/vax.md (isfx): Extend with DI.
21330 (VAXintQH, VAXintQHSD): Define.
21331 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21332 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21333 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21334 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21335 (movdi): Update constraints and use vax_output_int_move().
21336 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21337 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21338 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21339 nonlocal_goto): New.
21340 (mov<mode>): Extend accepted operand types.
21341 (subdi3_old): Rename from subdi3, change update constraints and use
21342 a new implementation.
21343 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21344 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21345 MOVE_RATIO, CLEAR_RATIO): Define.
21346 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21347 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21348 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21349 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21350 (split_quadword_operands): Make static and really allow variable
21352 (print_operand_address): Update for PIC generation.
21353 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21354 indexable_address_p, fixup_mathdi_operand,
21355 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21356 (vax_float_literal, legitimate_constant_p,
21357 indirectable_constant_address_p, index_term_p,
21358 reg_plus_index_p): Return bool instead of int.
21359 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21361 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21363 (vax_output_conditional_branch): Indent.
21364 (legitimate_constant_address_p, indirectable_constant_address_p,
21365 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21366 vax_mode_dependent_address_p): Return bool instead of int, update for
21368 * config/vax/vax-protos.h (legitimate_constant_address_p,
21369 legitimate_constant_p, legitimate_address_p,
21370 vax_mode_dependent_address_p): Change declaration to bool.
21371 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21372 vax_expand_addsub_di_operands, vax_output_int_subtract,
21373 vax_output_movmemsi): Declare.
21374 (split_quadword_operands, vax_float_literal): Delete declaration.
21375 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21376 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21377 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21378 ASM_OUTPUT_DWARF_PCREL): Define.
21379 (ASM_SPEC): Change definition to allow PIC generation.
21381 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21383 * doc/sourcebuild.texi: Update front-end requirements.
21385 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21388 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21389 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21390 (booldi3_internal3): Use boolean_or_operator instead of
21393 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21396 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21397 declarator whose size is not an integer constant expression but
21398 folds to an integer constant, then treat it as a constant
21401 2009-04-01 Richard Guenther <rguenther@suse.de>
21403 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21404 i * 4 + 2 to (i * 2 + 1) * 2.
21406 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21409 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21410 return if c_parser_asm_string_literal returned NULL.
21412 2009-04-01 Nick Clifton <nickc@redhat.com>
21414 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21416 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21417 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21418 other typedefs to avoid conflicts with libgcc2.c. Define labels
21419 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21421 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21422 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21425 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21427 * varasm.c (default_function_rodata_section): Declare DOT as
21430 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21431 Andrey Galkin <agalkin@hypercom.com>
21434 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21435 Make object_name unique for each process.
21437 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21440 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21441 addressable variables in the parallel that could go out of scope while
21442 running queued tasks.
21444 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21446 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21447 (CASE_VALUES_THRESHOLD): Redefine.
21448 * config/avr/avr.c (avr_override_options): Remove initialization of
21449 avr_case_values_threshold variable.
21450 (avr_case_values_threshold): Remove variable. Add new function.
21451 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21452 * config/avr/avr.opt (mno-tablejump): Remove option.
21453 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21455 2009-04-01 DJ Delorie <dj@redhat.com>
21457 * varasm.c (default_function_rodata_section): Don't assume
21458 anything about where the first '.' in the section name is.
21460 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21462 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21463 rs6000_emit_stack_tie.
21465 2009-03-31 Ian Lance Taylor <iant@google.com>
21467 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21468 gimple_code with GIMPLE_RESX, not RESX.
21470 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21472 * c-common.c (c_get_ident): New.
21473 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21475 2009-04-01 Ben Elliston <bje@au.ibm.com>
21477 * config/rs6000/sysv4.opt (msdata): Improve option description.
21479 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21481 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21482 (divdf3_internal_lat): Remove.
21483 (divxf3_internal_lat): Remove.
21484 (divxf3_internal_thr): Remove.
21485 (divxf): Use divxf3_internal.
21486 * config/ia64/div.md (divsf3_internal_lat): New.
21487 (divdf3_internal_lat): New.
21488 (divxf3_internal): New.
21490 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21493 * Makefile.in (USE_GCC_STDINT): Define.
21494 (stmp-int-hdrs): Install stdint.h if applicable.
21495 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21497 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21498 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21499 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21500 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21501 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21502 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21503 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21504 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21505 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21506 (c_common_nodes_and_builtins): Initialize
21507 underlying_wchar_type_node. Do not initialize
21508 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21509 nodes for new types.
21510 (c_stddef_cpp_builtins): Define macros for new types.
21511 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21513 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21514 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21515 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21516 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21517 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21518 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21519 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21520 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21521 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21522 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21523 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21524 int16_type_node, int32_type_node, int64_type_node,
21525 uint8_type_node, uint16_type_node, c_uint32_type_node,
21526 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21527 int_least32_type_node, int_least64_type_node,
21528 uint_least8_type_node, uint_least16_type_node,
21529 uint_least32_type_node, uint_least64_type_node,
21530 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21531 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21532 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21533 uintptr_type_node): Define.
21534 * c-cppbuiltin.c (builtin_define_constants,
21535 builtin_define_type_minmax): New.
21536 (builtin_define_stdint_macros): Define more macros.
21537 (c_cpp_builtins): Define more limit macros.
21538 (type_suffix): New.
21539 (builtin_define_type_max): Define in terms of
21540 builtin_define_type_minmax. Remove is_long parameter. All
21542 * config.gcc (use_gcc_stdint): Define.
21543 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21544 Add newlib-stdint.h for generic targets.
21545 * config/glibc-stdint.h, config/newlib-stdint.h,
21546 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21547 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21548 * config/score/score.h (UINTPTR_TYPE): Define.
21549 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21550 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21551 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21552 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21553 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21554 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21555 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21556 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21557 * config/spu/spu.h (STDINT_LONG32): Define.
21558 * configure.ac (use_gcc_stdint): Substitute.
21559 * configure: Regenerate.
21560 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21561 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21562 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21563 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21564 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21565 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21566 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21567 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21568 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21569 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21570 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21571 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21572 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21573 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21574 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21575 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21576 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21577 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21578 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21579 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21580 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21581 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21582 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21583 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21584 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21585 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21586 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21587 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21588 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21590 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21592 * loop-iv.c (suitable_set_for_replacement): Renamed from
21593 simplify_using_assignment; changed to return bool and to accept new
21594 args DEST and SRC. Return true iff we find a source/destination pair
21595 that can be used to make a replacement, and fill SRC and DEST if so.
21596 Remove arg ALTERED. Don't deal with altered regs here. All callers
21598 (simplify_using_initial_values): Deal with altered regs here and track
21599 more precisely the effect they have on the validity of our expression.
21601 * loop-iv.c (simplify_using_condition): A condition of the form
21602 (EQ REG CONST) can be used to simply make a substitution.
21603 (simplify_using_initial_values): Keep track of conditions we have seen
21604 and keep using them to simplify new expressions, while applying the
21605 same substitutions to them as to the expression.
21607 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21608 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21611 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21612 changed. Use this when trying to improve the upper bound.
21613 Generate the comparison by using simplify_gen_relational.
21615 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21617 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21619 (simplify_using_assignment, simplify_using_initial_values): Call
21620 replace_in_expr to make replacements. Call replace_single_def_regs
21621 once on the initial version of the expression.
21623 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21626 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21628 2009-03-31 Richard Guenther <rguenther@suse.de>
21630 PR middle-end/31029
21631 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21632 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21634 2009-03-31 Richard Guenther <rguenther@suse.de>
21636 * tree.h (div_if_zero_remainder): Declare.
21637 * fold-const.c (div_if_zero_remainder): Export.
21638 * tree-ssa-forwprop.c
21639 (forward_propagate_addr_into_variable_array_index): Handle
21640 constant array index addition outside of the variable index.
21642 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21645 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21646 define_splits, floatunssi<mode>2): Require x87 conversions from
21647 DImode to be permitted.
21649 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21651 PR preprocessor/15638
21652 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21654 2009-03-31 Richard Guenther <rguenther@suse.de>
21656 PR middle-end/23401
21657 PR middle-end/27810
21658 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21659 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21660 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21661 a separate statement.
21662 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21663 (lookup_tmp_var): Likewise.
21664 (is_gimple_formal_tmp_or_call_rhs): Remove.
21665 (is_gimple_reg_or_call_rhs): Rename to ...
21666 (is_gimple_reg_rhs_or_call): ... this.
21667 (is_gimple_mem_or_call_rhs): Rename to ...
21668 (is_gimple_mem_rhs_or_call): ... this.
21669 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21670 DECL_GIMPLE_REG_P only if is_formal is true.
21671 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21672 for non-proper post-modify expression gimplification.
21673 (gimplify_self_mod_expr): For post-modify expressions gimplify
21674 the lvalue to a minimal lvalue.
21675 (rhs_predicate_for): Remove formal temp case.
21676 (gimplify_modify_expr_rhs): Likewise.
21677 (gimplify_addr_expr): Use is_gimple_reg.
21678 (gimplify_expr): Remove formal temp cases.
21679 (gimple_regimplify_operands): Likewise.
21680 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21681 and FILTER_EXPR like constants.
21682 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21684 (is_gimple_formal_tmp_rhs): Remove.
21685 (is_gimple_reg_rhs): Remove special casing.
21686 (is_gimple_mem_rhs): Fix.
21687 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21688 (is_gimple_formal_tmp_var): Remove.
21689 (is_gimple_formal_tmp_reg): Likewise.
21690 (is_gimple_min_lval): Allow invariant component ref parts.
21691 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21692 is_gimple_formal_tmp_reg): Remove declarations.
21693 * tree-cfg.c (verify_expr): Verify that variables with address
21694 taken do not have DECL_GIMPLE_REG_P set.
21695 * tree-mudflap.c (mf_build_check_statement_for): Use
21696 force_gimple_operand instead of gimplify_expr.
21698 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21700 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21701 schedulable rows to compute_split_row.
21703 2009-03-31 Ben Elliston <bje@au.ibm.com>
21706 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21709 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21711 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21712 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21713 * configure: Regenerate.
21714 * config.in: Regenerate.
21715 * config/rs6000/rs6000.opt (mtls-markers): Add.
21716 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21717 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21718 (tls_ld_aix, tls_ld_sysv): Likewise.
21719 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21720 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21722 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21724 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21726 2009-03-30 Jan Hubicka <jh@suse.cz>
21728 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21730 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21731 detection and label handling.
21733 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21735 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21736 left_conflicts_size.
21737 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21738 ALLOCNO_LEFT_CONFLICTS_SIZE.
21740 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21741 remove_allocno_from_bucket_and_push,
21742 allocno_spill_priority_compare, push_allocnos_to_stack,
21743 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21744 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21745 (setup_allocno_left_conflicts_num): Ditto. Rename to
21746 setup_allocno_left_conflicts_size.
21747 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21748 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21749 setup_allocno_left_conflicts_size instead of
21750 setup_allocno_left_conflicts_num.
21752 * ira-build.c (ira_create_allocno): Use
21753 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21754 ALLOCNO_LEFT_CONFLICTS_NUM.
21756 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21758 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21759 instead of DF_LR_OUT.
21761 * ira-lives.c (process_bb_node_lives): Ditto.
21763 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21764 instead of DF_LR_{OUT,IN}.
21766 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21768 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21770 2009-03-30 Jan Hubicka <jh@suse.cz>
21772 * except.c (label_to_region_map): Fix thinko.
21774 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21776 PR middle-end/38237
21777 * tree.h (tree_find_value): New declaration.
21778 * tree.c (tree_find_value): New function.
21779 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21781 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21784 * c-decl.c (struct c_binding): Add locus field.
21785 (bind): Add locus argument, set locus field from it.
21786 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21787 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21788 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21789 implicitly_declare, undeclared_variable, lookup_label,
21790 declare_label, c_make_fname_decl, c_builtin_function,
21791 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21794 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21797 * config/i386/i386.c (classify_argument): Check total size of
21800 2009-03-30 Martin Jambor <mjambor@suse.cz>
21802 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21803 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21804 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21807 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21808 seen_variable_array_ref while also traversing a union.
21810 * tree-inline.c (optimize_inline_calls): Do not call
21811 cgraph_node_remove_callees.
21812 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21813 (pass_remove_cgraph_callee_edges): New variable.
21814 * passes.c (init_optimization_passes): Add
21815 pass_remove_cgraph_callee_edges after early inlining and before all
21816 late intraprocedural passes.
21818 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21820 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21822 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21823 Fix typos in names.
21825 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21827 * combine.c (simplify_comparison): Use have_insn_for.
21828 * dojump.c (do_jump): Likewise.
21830 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21832 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21833 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21834 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21835 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21836 instead of sparc_compare_emitted.
21837 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21838 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21839 instead of sparc_compare_emitted.
21841 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21843 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21844 enter/exit cfglayout mode.
21845 (pass_partition_block): Require it.
21846 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21847 (combine_instructions): Track basic blocks instead of labels.
21848 (update_cfg_for_uncondjump): New.
21849 (try_combine): Use it. Update jumps after rescanning.
21850 (pass_combine): Require PROP_cfglayout.
21851 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21853 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21855 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21856 Provide/destroy PROP_cfglayout respectively.
21857 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21858 * tree-pass.h (PROP_cfglayout): New.
21860 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21862 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21863 fold_convert_const_fixed_from_fixed,
21864 fold_convert_const_fixed_from_int,
21865 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21866 set TREE_CONSTANT_OVERFLOW.
21867 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21868 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21870 2009-03-30 Ira Rosen <irar@il.ibm.com>
21872 * tree-vect-loop-manip.c: New file.
21873 * tree-vectorizer.c: Update documentation and included files.
21874 (vect_loop_location): Make extern.
21875 (rename_use_op): Move to tree-vect-loop-manip.c
21876 (rename_variables_in_bb, rename_variables_in_loop,
21877 slpeel_update_phis_for_duplicate_loop,
21878 slpeel_update_phi_nodes_for_guard1,
21879 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21880 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21881 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21882 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21883 find_loop_location): Likewise.
21884 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21885 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21886 get_vectype_for_scalar_type, vect_is_simple_use,
21887 supportable_widening_operation, supportable_narrowing_operation):
21889 (bb_in_loop_p): Move to tree-vect-loop.c.
21890 (new_loop_vec_info, destroy_loop_vec_info,
21891 reduction_code_for_scalar_code, report_vect_op,
21892 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21893 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21894 (vect_supportable_dr_alignment): Likewise.
21895 * tree-vectorizer.h (tree-data-ref.h): Include.
21896 (vect_loop_location): Declare.
21897 Reorganize function declarations according to the new file structure.
21898 * tree-vect-loop.c: New file.
21899 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21900 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21901 * tree-vect-data-refs.c: New file.
21902 * tree-vect-patterns.c (timevar.h): Don't include.
21903 * tree-vect-stmts.c: New file.
21904 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21905 tree-vect-slp.c, tree-vect-loop.c.
21906 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21907 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21908 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21909 (tree-vect-analyze.o): Remove.
21910 (tree-vect-transform.o): Likewise.
21911 (tree-vect-data-refs.o): Add rule.
21912 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21913 tree-vect-slp.o): Likewise.
21914 (tree-vect-patterns.o): Remove redundant dependencies.
21915 (tree-vectorizer.o): Likewise.
21916 * tree-vect-slp.c: New file.
21918 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21920 * optc-gen.awk: Warn if an option flag has multiple different
21923 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21925 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21926 -floop-block): Document dependences on PPL, CLooG and Graphite.
21928 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21930 PR rtl-optimization/323
21931 * c-common.c (c_fully_fold, convert_and_check,
21932 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21933 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21934 * c-common.def (EXCESS_PRECISION_EXPR): New.
21935 * c-cppbuiltin.c (builtin_define_float_constants): Define
21936 constants with enough digits for long double.
21937 * c-lex.c (interpret_float): Interpret constant with excess
21938 precision where appropriate.
21939 * c-opts.c (c_common_post_options): Set
21940 flag_excess_precision_cmdline. Give an error for
21941 -fexcess-precision=standard for C++ for processors where the
21942 option is significant.
21943 * c-parser.c (c_parser_conditional_expression): Handle excess
21944 precision in condition.
21945 * c-typeck.c (convert_arguments): Handle arguments with excess
21947 (build_unary_op): Move excess precision outside operation.
21948 (build_conditional_expr): Likewise.
21949 (build_compound_expr): Likewise.
21950 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21951 (build_modify_expr): Handle excess precision in RHS.
21952 (convert_for_assignment): Handle excess precision in converted
21954 (digest_init, output_init_element, process_init_element): Handle
21955 excess precision in initializer.
21956 (c_finish_return): Handle excess precision in return value.
21957 (build_binary_op): Handle excess precision in operands and add
21958 excess precision as needed for operation.
21959 * common.opt (-fexcess-precision=): New option.
21960 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21961 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21962 For standard excess precision, output explicit conversion to and
21963 truncation from XFmode.
21964 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21965 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21966 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21967 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21968 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21969 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21970 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21971 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21972 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21973 define_splits, sqrt<mode>2): Disable where appropriate for
21974 standard excess precision.
21975 * convert.c (convert_to_real): Do not shorten arithmetic to type
21976 for which excess precision would be used.
21977 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21978 * doc/invoke.texi (-fexcess-precision=): Document option.
21979 (-mfpmath=): Correct index entry.
21980 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21981 flag_excess_precision): New.
21982 * langhooks.c (lhd_post_options): Set
21983 flag_excess_precision_cmdline.
21984 * opts.c (common_handle_option): Handle -fexcess-precision=.
21985 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21986 init_excess_precision): New.
21987 (lang_dependent_init_target): Call init_excess_precision.
21988 * tree.c (excess_precision_type): New.
21989 * tree.h (excess_precision_type): Declare.
21991 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21994 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21995 non-lvalue to component.
21997 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21999 PR preprocessor/34695
22000 * Makefile.in (c-opts.o): Depend on c-tree.h.
22001 * c-common.c: Move down include of diagnostic.h.
22002 (done_lexing, c_cpp_error): New.
22003 * c-common.h (done_lexing): Declare.
22004 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
22006 * c-opts.c: Include c-tree.h.
22007 (c_common_init_options): Set preprocessor error callback.
22008 (c_common_handle_option): Do not set preprocessor
22009 inhibit_warnings, warnings_are_errors, warn_system_headers,
22010 pedantic_errors or inhibit_warnings flags.
22011 (c_common_post_options): Do not check cpp_errors (parse_in).
22012 (c_common_finish): Do not output dependencies if there were
22013 errors. Do not check return value of cpp_finish.
22014 * c-ppoutput.c (pp_file_change): Set input_location.
22015 * c-tree.h (c_cpp_error): Declare.
22016 * diagnostic.c (diagnostic_set_info_translated): Also initialize
22018 (diagnostic_build_prefix): Check override_column.
22019 * diagnostic.h (diagnostic_info): Add override_column field.
22020 (diagnostic_override_column): Define.
22022 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
22024 * c-common.c (c_expand_expr, c_staticp): Remove.
22025 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
22026 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
22027 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
22028 * c-gimplify.c (gimplify_compound_literal_expr,
22029 optimize_compound_literals_in_ctor): Remove.
22030 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
22031 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
22032 * c-semantics.c (emit_local_var): Remove.
22034 * langhooks-def.h (lhd_expand_expr): Remove.
22035 * langhooks.c (lhd_expand_expr): Remove.
22036 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
22038 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
22039 handling from c-semantics.c; don't call into langhook.
22040 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
22041 * gimplify.c (gimplify_compound_literal_expr,
22042 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
22043 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
22044 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
22045 as was done in c-gimplify.c.
22046 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
22047 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
22048 Move from c-common.h.
22049 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
22051 * tree.c (staticp): Do not call langhook.
22052 * langhooks.c (lhd_staticp): Delete.
22053 * langhooks-def.h (lhd_staticp): Delete prototype.
22054 (LANG_HOOKS_STATICP): Delete.
22055 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
22057 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
22058 instead of DECL_STMTs.
22060 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22068 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22070 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22071 contained expression.
22072 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22073 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22074 conditional expressions for C.
22075 (decl_constant_value_for_optimization): Move from
22076 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22077 whether optimizing and that the expression is a VAR_DECL not of
22078 array type instead of doing such checks in the caller. Do not
22079 check pedantic. Call gcc_unreachable for C++.
22080 * c-common.def (C_MAYBE_CONST_EXPR): New.
22081 * c-common.h (c_fully_fold, c_save_expr,
22082 decl_constant_value_for_optimization): New prototypes.
22083 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22084 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22085 EXPR_INT_CONST_OPERANDS): Define.
22086 * c-convert.c (convert): Strip nops from expression.
22087 * c-decl.c (groktypename): Take extra parameters expr and
22088 expr_const_operands. Update call to grokdeclarator.
22089 (start_decl): Update call to grokdeclarator. Add statement for
22090 expressions used in type of decl.
22091 (grokparm): Update call to grokdeclarator.
22092 (push_parm_decl): Update call to grokdeclarator.
22093 (build_compound_literal): Add parameter non_const and build a
22094 C_MAYBE_COSNT_EXPR if applicable.
22095 (grokdeclarator): Take extra parameters expr and
22096 expr_const_operands. Track expressions used in declaration
22097 specifiers and declarators. Fold array sizes and track whether
22098 they are constant expressions and whether they are integer
22099 constant expressions.
22100 (parser_xref_tag): Set expr and expr_const_operands fields in
22102 (grokfield): Update call to grokdeclarator.
22103 (start_function): Update call to grokdeclarator.
22104 (build_null_declspecs): Set expr and expr_const_operands fields in
22106 (declspecs_add_type): Handle expressions in typeof specifiers.
22107 * c-parser.c (c_parser_declspecs): Set expr and
22108 expr_const_operands fields for declaration specifiers.
22109 (c_parser_enum_specifier): Likewise.
22110 (c_parser_struct_or_union_specifier): Likewise.
22111 (c_parser_typeof_specifier): Likewise. Update call to
22112 groktypename. Fold expression as needed. Return expressions with
22113 type instead of adding statements.
22114 (c_parser_attributes): Update calls to c_parser_expr_list.
22115 (c_parser_statement_after_labels): Fold expression before passing
22116 to objc_build_throw_stmt.
22117 (c_parser_condition): Fold expression.
22118 (c_parser_asm_operands): Fold expression.
22119 (c_parser_conditional_expression): Use c_save_expr. Update call
22120 to build_conditional_expr.
22121 (c_parser_alignof_expression): Update call to groktypename.
22122 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22123 original_code. Fold expression argument of va_arg. Create
22124 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22125 argument to va_arg. Update calls to groktypename. Fold array
22126 index for offsetof. Verify that first argument to
22127 __builtin_choose_expr has integer type.
22128 (c_parser_postfix_expression_after_paren_type): Update calls to
22129 groktypename and build_compound_literal. Handle expressions with
22130 side effects in type name.
22131 (c_parser_postfix_expression_after_primary): Update call to
22132 c_parser_expr_list. Set original_code for calls to
22133 __builtin_constant_p.
22134 (c_parser_expr_list): Take extra parameter fold_p. Fold
22135 expressions if requested.
22136 (c_parser_objc_type_name): Update call to groktypename.
22137 (c_parser_objc_synchronized_statement): Fold expression.
22138 (c_parser_objc_receiver): Fold expression.
22139 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22140 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22141 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22142 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22143 (struct c_typespec): Add elements expr and expr_const_operands.
22144 (struct c_declspecs): Add elements expr and expr_const_operands.
22145 (groktypename, build_conditional_expr, build_compound_literal):
22147 (in_late_binary_op): Declare.
22148 * c-typeck.c (note_integer_operands): New function.
22149 (in_late_binary_op): New variable.
22150 (decl_constant_value_for_broken_optimization): Move to c-common.c
22151 and rename to decl_constant_value_for_optimization.
22152 (default_function_array_conversion): Do not strip nops.
22153 (default_conversion): Do not call
22154 decl_constant_value_for_broken_optimization.
22155 (build_array_ref): Do not fold result.
22156 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22157 result when operand is a VLA.
22158 (c_expr_sizeof_type): Update call to groktypename. Handle
22159 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22160 result when operand names a VLA type.
22161 (build_function_call): Update call to build_compound_literal.
22162 Only fold result for calls to __builtin_* functions. Strip
22163 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22164 the function designator.
22165 (convert_arguments): Fold arguments. Update call to
22166 convert_for_assignment.
22167 (build_unary_op): Handle increment and decrement of
22168 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22169 decrement earlier. Fold operand of increment and decrement.
22170 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22171 built for integer operand. Wrap returns that are INTEGER_CSTs
22172 without being integer constant expressions or that have integer
22173 constant operands without being INTEGER_CSTs.
22174 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22175 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22176 result is an integer constant expression or can be used in
22177 unevaluated parts of one and avoid folding and wrap as
22178 appropriate. Fold operands before possibly doing -Wsign-compare
22180 (build_compound_expr): Wrap result for C99 if operands can be used
22181 in integer constant expressions.
22182 (build_c_cast): Update call to digest_init. Do not ignore
22183 overflow from casting floating-point constants to integers. Wrap
22184 results that could be confused with integer constant expressions,
22185 null pointer constants or floating-point constants.
22186 (c_cast_expr): Update call to groktypename. Handle expressions
22187 included in type name.
22188 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22189 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22190 Update calls to convert_for_assignment.
22191 (convert_for_assignment): Take new parameter
22192 null_pointer_constant. Do not strip nops or call
22193 decl_constant_value_for_broken_optimization. Set
22194 in_late_binary_op for conversions to boolean.
22195 (store_init_value): Update call to digest_init.
22196 (digest_init): Take new parameter null_pointer_constant. Do not
22197 call decl_constant_value_for_broken_optimization. pedwarn for
22198 initializers not constant expressions. Update calls to
22199 convert_for_assignment.
22200 (constructor_nonconst): New.
22201 (struct constructor_stack): Add nonconst element.
22202 (really_start_incremental_init, push_init_level, pop_init_level):
22203 Handle constructor_nonconst and nonconst element.
22204 (set_init_index): Call constant_expression_warning for array
22206 (output_init_element): Fold value. Set constructor_nonconst as
22207 applicable. pedwarn for initializers not constant expressions.
22208 Update call to digest_init. Call constant_expression_warning
22209 where constant initializers are required.
22210 (process_init_element): Use c_save_expr.
22211 (c_finish_goto_ptr): Fold expression.
22212 (c_finish_return): Fold return value. Update call to
22213 convert_for_assignment.
22214 (c_start_case): Fold switch expression.
22215 (c_process_expr_stmt): Fold expression.
22216 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22217 ensure statement expression is not evaluated in constant expression.
22218 (build_binary_op): Track whether results are integer constant
22219 expressions or may occur in such, disable folding and wrap results
22220 as applicable. Fold operands for -Wsign-compare warnings unless
22222 (c_objc_common_truthvalue_conversion): Handle results folded to
22223 integer constants that are not integer constant expressions.
22224 * doc/extend.texi: Document when typeof operands are evaluated,
22225 that condition of __builtin_choose_expr is an integer constant
22226 expression, and more about use of __builtin_constant_p in
22229 2009-03-29 Richard Guenther <rguenther@suse.de>
22231 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22232 propagate addresses of array references.
22234 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22236 * regmove.c (perhaps_ends_bb_p): Remove.
22237 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22238 from INSN and check that the main loop stays within that basic block.
22239 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22240 (regmove_forward_pass): Split out from regmove_optimize. Use
22241 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22242 (regmove_backward_pass): Split out from regmove_optimize. Use
22243 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22244 (regmove_optimize): Simplify.
22246 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22249 * config/i386/i386.c (classify_argument): Ignore flexible array
22250 member in struct and warn ABI change.
22252 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22254 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22256 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22257 (ix86_adjust_cost): Updated.
22259 2009-03-29 Jan Hubicka <jh@suse.cz>
22261 PR middle-end/28850
22262 * tree-pass.h (pass_cleanup_eh): New function.
22263 (remove_unreachable_regions): Break code handling RTL
22264 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22265 that can not be reached by runtime.
22266 (can_be_reached_by_runtime): New function.
22267 (label_to_region_map): New function.
22268 (num_eh_regions): New function.
22269 (rtl_remove_unreachable_regions): New function.
22270 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22271 (remove_eh_region): New function.
22272 * except.h: Include sbitmap and vecprim.
22273 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22274 num_eh_regions): Declare.
22275 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22276 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22277 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22278 (tree_empty_eh_handler_p): New function.
22279 (cleanup_empty_eh): New function.
22280 (cleanup_eh): New function.
22281 (pass_cleanup_eh): New function.
22283 2009-03-29 Jan Hubicka <jh@suse.cz>
22285 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22286 for removed regions.
22288 2009-03-29 Jan Hubicka <jh@suse.cz>
22290 * except.c (dump_eh_tree): Dump all datastructures.
22292 2009-03-29 Jan Hubicka <jh@suse.cz>
22294 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22295 (duplicate_eh_regions_1): Likewise.
22296 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22297 vector; call EH verification.
22298 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22299 Be ready for region being removed.
22301 2009-03-29 Jan Hubicka <jh@suse.cz>
22303 * bitmap.c (bitmap_last_set_bit): New function.
22304 * bitmap.h (bitmap_last_set_bit): Declare.
22306 2009-03-29 David Ayers <ayers@fsfe.org>
22309 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22310 by calling objc_compare_types and surpress warnings about
22311 incompatible C pointers that are compatible ObjC pointers.
22313 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22315 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22316 call initialize_inline_failed.
22317 (initialize_inline_failed): Move it from here ...
22318 * cgraph.c (initialize_inline_failed): ... to here.
22319 (cgraph_create_edge): Call initialize_inline_failed rather than
22320 setting inline_failed directly.
22322 2009-03-29 Ben Elliston <bje@au.ibm.com>
22325 * sysv4.opt (msdata): Improve comment.
22326 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22327 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22329 2009-03-29 Ben Elliston <bje@au.ibm.com>
22332 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22333 load and store attributes.
22335 2009-03-29 Ben Elliston <bje@au.ibm.com>
22337 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22338 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22339 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22340 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22341 __builtin_infq and __builtin_huge_valq.
22343 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22345 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22347 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22348 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22350 2009-03-28 Xinliang David Li <davidxl@google.com>
22352 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22353 (do_dbg_cnt): New function.
22355 2009-03-28 Jan Hubicka <jh@suse.cz>
22357 Merge from pretty-ipa:
22359 2009-03-27 Jan Hubicka <jh@suse.cz>
22361 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22362 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22363 * passes.c (function_called_by_processed_nodes_p): New.
22364 * ipa-pure-const.c (check_call): Fix handling of operands.
22365 (analyze_function): Dump debug output for skipped bodies.
22366 (local_pure_const): Use function_called_by_processed_nodes_p.
22367 * dwarf2out.c (reference_to_unused): Use output.
22368 * passes.c (do_per_function_toporder): Likewise.
22370 2008-11-12 Jan Hubicka <jh@suse.cz>
22372 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22373 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22374 state_set_in_source enum
22375 (check_decl): Ignore memory tags; do not set fake looping flags;
22377 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22378 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22379 (check_call, analyze_function): Rewrite.
22381 (add_new_function): Update call of analyze_function.
22382 (generate_summary): Add call of analyze_function.
22383 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22384 (local_pure_const): New function.
22385 (pass_local_pure_const): New pass.
22386 * ipa-inline.c (inline_transform): Set after_inlining.
22387 * tree-eh.c (stmt_can_throw_external): New.
22388 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22389 work with aliasing built.
22390 * tree-flow.h (stmt_can_throw_external): New.
22391 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22392 and local pure/const pass in early and late optimization queue.
22394 2009-03-28 Martin Jambor <mjambor@suse.cz>
22396 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22398 (fold_binary): Allow function decl aligment consideration is the
22399 second argument is integer constant one.
22400 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22401 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22402 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22404 2009-03-28 Jan Hubicka <jh@suse.cz>
22406 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22407 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22408 * function.h (rtl_data): Add nothrow flag.
22409 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22410 set DECL_NOTHROW for AVAILABLE functions.
22412 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22414 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22415 following vector keyword has expansion starting with pixel or bool
22416 keyword, expand vector to __vector and pixel or bool to __pixel or
22420 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22421 warn_if_disallowed_function_p): Removed.
22422 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22423 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22424 warning_if_disallowed_function_p.
22425 * flags.h (warn_if_disallowed_function_p,
22426 warn_disallowed_functions): Removed.
22427 * common.opt (Wdisallowed-function-list=): Removed.
22428 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22430 2009-03-28 Richard Guenther <rguenther@suse.de>
22432 PR tree-optimization/38723
22433 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22436 2009-03-28 Jan Hubicka <jh@suse.cz>
22438 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22439 test introduced by my previous patch.
22441 2009-03-28 Richard Guenther <rguenther@suse.de>
22443 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22444 the PHIs value undefined.
22446 2009-03-28 Jan Hubicka <jh@suse.cz>
22448 * tree-pass.h (pass_fixup_cfg): New pass.
22449 * ipa-inline.c (inline_transform): Set
22450 always_inline_functions_inlined/after_inlining.
22451 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22452 (pass_fixup_cfg): New pass.
22453 * passes.c (init_optimization_passes): Add fixup_cfg.
22455 2009-03-28 Richard Guenther <rguenther@suse.de>
22457 PR tree-optimization/38458
22458 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22459 argument use the arguments copy-of value.
22461 2009-03-28 Richard Guenther <rguenther@suse.de>
22463 PR tree-optimization/38180
22464 * tree-ssa-ccp.c (get_default_value): Simplify.
22465 (likely_value): Likewise.
22466 (surely_varying_stmt_p): Properly handle VOP case.
22467 (ccp_initialize): Likewise.
22468 (ccp_fold): Handle propagating through *&.
22469 (fold_const_aggregate_ref): Also handle decls.
22471 2009-03-28 Jan Hubicka <jh@suse.cz>
22473 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22474 * cgraph.h (cgraph_node): Likewise.
22475 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22476 (cgraph_reset_node): Use process flag.
22477 (cgraph_mark_functions_to_output): Likewise.
22478 (cgraph_expand_function): Likewise.
22479 (cgraph_expand_all_functions): Likewise.
22480 (cgraph_output_in_order): Likewise.
22481 * dwarf2out.c (reference_to_unused): Likewise.
22482 * passes.c do_per_function_toporder): Likewise.
22484 2009-03-28 Jan Hubicka <jh@suse.cz>
22486 Bring from lto-branch:
22488 2008-09-03 Doug Kwan <dougkwan@google.com>
22490 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22491 enums instead of reason strings.
22492 * cgraph.c (cgraph_create_edge): Same.
22493 (cgraph_inline_failed_string): New function.
22494 * cgraph.h (cgraph_inline_failed_t): New enum type.
22495 (cgraph_inline_failed_string): New prototype.
22496 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22497 char pointer to cgraph_inline_failed_t.
22498 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22499 (cgraph_default_inline_p): Ditto.
22500 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22501 to cgraph_inline_failed_t pointer.
22502 * cif-code.def: New file.
22503 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22505 (cgraph_check_inline_limits): Change type of REASON to pointer to
22506 cgraph_inline_failed_t. Replace reason strings with enums.
22507 (cgraph_default_inline_p): Ditto.
22508 (cgraph_recursive_inlining_p): Ditto.
22509 (update_caller_keys): Change type of FAILED_REASON to
22510 cgraph_inline_failed_t.
22511 (cgraph_set_inline_failed): Change type of REASON to pointer to
22512 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22513 convert enums to strings for text output.
22514 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22515 to be of type cgraph_inline_failed_t. Replace reason strings with
22516 enums. Call cgraph_inline_failed_string to covert enums
22517 to strings for text output.
22518 (cgraph_decide_inlining): Replace reason strings with enums.
22519 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22520 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22522 * tree-inline.c (expand_call_inline): Change type of REASON
22523 to cgraph_inline_failed_t. Replace reason strings with enums.
22524 Call cgraph_inline_failed_string for text output.
22525 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22528 2009-03-28 Jan Hubicka <jh@suse.cz>
22530 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22531 cgraph_clone_node): Remove master clone handling.
22532 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22533 * cgraph.h (master_clone): Remove.
22534 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22535 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22536 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22538 2009-03-28 Jan Hubicka <jh@suse.cz>
22540 * cgraph.c (cgraph_function_body_availability): Functions declared
22541 inline are always safe to assume that it is not going to be replaced.
22543 2009-03-28 Richard Guenther <rguenther@suse.de>
22545 PR tree-optimization/38513
22546 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22547 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22548 EXC_PTR_EXPR and FILTER_EXPR.
22549 (get_ref_from_reference_ops): Likewise.
22551 2009-03-28 Richard Guenther <rguenther@suse.de>
22553 PR tree-optimization/38968
22554 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22555 Use FLOOR_MOD_EXPR to compute misalignment.
22557 2009-03-28 Richard Guenther <rguenther@suse.de>
22559 PR tree-optimization/37795
22560 * tree.h (combine_comparisons): Declare.
22561 * fold-const.c (combine_comparisons): Export.
22562 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22564 (ifcombine_iforif): Use combine_comparisons.
22566 2009-03-28 Jan Hubicka <jh@suse.cz>
22568 * tree-eh.c (inlinable_call_p): New function.
22569 (make_eh_edges): Use it.
22570 (verify_eh_edges): Use it.
22571 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22572 * except.c (reachable_next_level): Add inlinable_function argument
22573 (sjlj_find_directly_reachable_regions): Update.
22574 (add_reachable_handler): Do not set saw_any_handlers.
22575 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22576 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22577 Add new inlinable call parameter.
22578 (can_throw_internal, can_throw_external): Update.
22579 * except.h (can_throw_internal_1, can_throw_external_1,
22580 foreach_reachable_handler): Update declaration.
22582 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22584 * config/arm/t-arm-coff, config/h8300/coff.h,
22585 config/i386/i386-aout.h, config/i386/i386-coff.h,
22586 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22587 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22588 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22589 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22590 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22591 sys-types.h: Remove.
22592 * Makefile.in: Remove protoize and fixproto support and references
22594 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22595 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22597 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22598 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22599 unprotoize$(exeext).
22600 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22601 (.PHONY): Don't depend on proto.
22602 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22603 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22604 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22605 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22606 build/gen-protos.o, build/scan.o, xsys-protos.h,
22607 build/fix-header$(build_exeext), build/fix-header.o,
22608 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22609 stmp-install-fixproto): Remove.
22610 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22611 SYSCALLS.c or fixproto files.
22612 (install-common): Don't install protoize.
22613 (install-headers-tar, install-headers-cpio, install-headers-cp):
22614 Don't depend on $(STMP_FIXPROTO).
22615 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22616 install fixproto files or write out fixproto settings.
22617 (uninstall): Don't uninstall protoize.
22618 * config.gcc (use_fixproto): Remove.
22619 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22620 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22621 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22622 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22623 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22624 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22625 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22626 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22627 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22628 * config/t-vxworks (STMP_FIXPROTO): Remove.
22629 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22630 STMP_FIXPROTO): Remove.
22631 * config.in, configure: Regenerate.
22632 * crtstuff.c (gid_t, uid_t): Don't undefine.
22633 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22634 (arm-*-coff, arm-*-aout: Remove target entries.
22635 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22636 Remove mention of AIX 4.1.
22637 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22638 * doc/invoke.texi (Running Protoize): Remove.
22639 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22640 (Protoize Caveats): Remove.
22641 * tsystem.h: Update comments on headers assumed to exist.
22643 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22645 * genautomata.c: Add a new year to the copyright. Add a new
22647 (struct insn_reserv_decl): Add comments for member bypass_list.
22648 (find_bypass): Remove.
22649 (insert_bypass): New.
22650 (process_decls): Use insert_bypass.
22651 (output_internal_insn_latency_func): Output all bypasses with the
22652 same input insn in one switch case.
22654 * rtl.def (define_bypass): Describe bypass choice.
22655 * doc/md.texi (define_bypass): Ditto.
22657 2009-03-27 Richard Guenther <rguenther@suse.de>
22659 * gimplify.c (mark_addressable): Export.
22660 * tree-flow.h (mark_addressable): Declare.
22661 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22662 * tree-ssa.c (verify_phi_args): Verify that address taken
22663 variables have TREE_ADDRESSABLE set.
22665 2009-03-27 Richard Guenther <rguenther@suse.de>
22667 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22668 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22669 Do not mark decls TREE_ADDRESSABLE.
22670 (build_fold_addr_expr): Adjust.
22671 (fold_addr_expr): Remove.
22672 (fold_unary): Use build_fold_addr_expr.
22673 (fold_comparison): Likewise.
22674 (split_address_to_core_and_offset): Likewise.
22675 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22677 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22678 (gimplify_modify_expr_to_memcpy): Mark source and destination
22680 * omp-low.c (create_omp_child_function): Mark the object decl
22682 (lower_rec_input_clauses): Mark the var we take the address of
22684 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22686 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22688 PR middle-end/39315
22689 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22690 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22692 2009-03-27 Richard Guenther <rguenther@suse.de>
22694 PR tree-optimization/39120
22695 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22697 (handle_lhs_call): Process return constraints. Add escape
22698 constraints if necessary.
22699 (handle_const_call): Fill out return constraints. Make nested
22700 case more precise. Avoid consttmp if possible.
22701 (handle_pure_call): Fill out return constraints. Avoid
22702 callused if possible.
22703 (find_func_aliases): Simplify call handling.
22705 2009-03-27 Richard Guenther <rguenther@suse.de>
22707 PR tree-optimization/39120
22708 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22709 as a representative.
22710 (solve_graph): Do propagate CALLUSED.
22711 (handle_pure_call): Use a scalar constraint from CALLUSED for
22713 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22716 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22719 * c-common.c (handle_aligned_attribute): Properly check alignment
22720 overflow. Use (1U << i) instead of (1 << i).
22722 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22724 * expr.h (get_mem_align_offset): Updated.
22726 * tree.h (tree_decl_common): Change align to "unsigned int" and
22727 move it before pointer_alias_set.
22729 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22730 Jakub Jelinek <jakub@redhat.com>
22733 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22734 gr_register_operand with gr_reg_or_0_operand.
22735 (cmpxchg_rel_di): Likewise.
22736 (sync_lock_test_and_set<mode>): Likewise.
22738 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22740 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22741 (true_regnum): Likewise.
22743 * rtlanal.c (subreg_info): Moved to ...
22744 * rtl.h (subreg_info): Here. New.
22745 (subreg_get_info): New.
22747 * rtlanal.c (subreg_get_info): Make it extern.
22749 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22752 * config/i386/i386.c (ix86_abi): New.
22753 (override_options): Handle -mabi=.
22754 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22755 (ix86_call_abi_override): Likewise.
22756 (init_cumulative_args): Likewise.
22757 (function_arg_advance): Likewise.
22758 (function_arg_64): Likewise.
22759 (function_arg): Likewise.
22760 (ix86_pass_by_reference): Likewise.
22761 (ix86_function_value_regno_p): Likewise.
22762 (ix86_build_builtin_va_list_abi): Likewise.
22763 (setup_incoming_varargs_64): Likewise.
22764 (is_va_list_char_pointer): Likewise.
22765 (ix86_init_machine_status): Likewise.
22766 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22767 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22768 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22769 (ix86_function_abi): Make it static and return enum calling_abi.
22770 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22772 (ix86_fn_abi_va_list): Updated.
22774 * config/i386/i386.h (ix86_abi): New.
22775 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22776 (CONDITIONAL_REGISTER_USAGE): Likewise.
22777 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22778 (machine_function): Likewise.
22780 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22782 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22783 (STACK_BOUNDARY): Likewise.
22784 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22786 * config/i386/i386.opt (mabi=): New.
22788 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22789 return enum calling_abi.
22790 (ix86_function_type_abi): Likewise.
22791 (ix86_function_abi): Removed.
22793 * doc/invoke.texi: Document -mabi= option for x86.
22795 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22797 * builtins.c (real_dconstp): Delete.
22798 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22800 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22801 Jakub Jelinek <jakub@redhat.com>
22804 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22805 (gen_subprogram_die): When a function is explicit, generate the
22806 DW_AT_explicit attribute.
22807 * langhooks.h (struct lang_hooks_for_decls): Add
22808 function_decl_explicit_p langhook.
22809 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22810 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22812 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22814 * builtins.c (fold_builtin_memory_op): Optimize memmove
22815 into memcpy if we can prove source and destination don't overlap.
22817 * tree-inline.c: Include gt-tree-inline.h.
22818 (clone_fn_id_num): New variable.
22819 (clone_function_name): New function.
22820 (tree_function_versioning): Use it.
22821 * Makefile.in (GTFILES): Add tree-inline.c.
22823 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22825 * BASE-VER: Change to 4.5.0.
22827 2009-03-27 Xinliang David Li <davidxl@google.com>
22829 PR tree-optimization/39557
22830 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22832 2009-03-27 Xinliang David Li <davidxl@google.com>
22834 PR tree-optimization/39548
22835 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22838 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22840 * c-common.c (pointer_int_sum): Use %wd on return from
22843 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22845 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22846 on return from tree_low_cst.
22848 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22851 * ginclude/stdarg.h (va_copy): Define also for
22852 __GXX_EXPERIMENTAL_CXX0X__.
22854 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22857 * builtins.h (c_strlen): Do not warn here.
22858 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22859 * c-common.c (pointer_int_sum): Take an explicit location.
22860 Warn about offsets out of bounds.
22861 * c-common.h (pointer_int_sum): Adjust declaration.
22863 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22865 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22868 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22871 * opts.c (warn_if_disallowed_function_p): Don't assume
22872 get_callee_fndecl must return non-NULL.
22874 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22876 PR rtl-optimization/39522
22877 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22878 when reg_reloaded_valid is set.
22880 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22882 * config/spu/divv2df3.c: New file.
22883 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22884 (DPBIT_FUNCS): Filter out _div_df.
22886 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22888 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22889 a jump insn, count that jump in the distance to the loop start.
22891 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22894 * config/sh/sh.c (calc_live_regs): Fix condition for global
22895 registers except PIC_OFFSET_TABLE_REGNUM.
22897 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22900 * doc/invoke.texi (-mconsole): New.
22902 (-mno-cygwin): New.
22904 (-mnop-fun-dllimport): New.
22908 (sub section "i386 and x86-64 Windows Options"): New.
22910 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22912 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22913 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22915 2009-03-25 Richard Guenther <rguenther@suse.de>
22917 PR middle-end/39497
22918 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22921 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22923 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22924 neither of haifa/selective schedulers are working.
22926 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22928 * doc/invoke.texi (Debugging Options): Fix description of
22929 -fno-merge-debug-strings.
22931 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22933 * config/cris/libgcc.ver: New version-script.
22934 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22936 * configure.ac <GAS features, nop mnemonic>: Add pattern
22937 crisv32-*-* for "nop".
22938 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22939 * configure: Regenerate.
22941 2009-03-24 Ira Rosen <irar@il.ibm.com>
22943 PR tree-optimization/39529
22944 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22945 mark_sym_for_renaming for the tag copied to the new vector
22948 2009-03-24 Arthur Loiret <aloiret@debian.org>
22950 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22951 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22952 EXTRA_SPEC_FUNCTIONS.
22953 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22954 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22955 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22956 -march and -mtune options.
22958 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22960 * config/m68k/t-rtems: Add m5329 multilib.
22962 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22963 Jakub Jelinek <jakub@redhat.com>
22966 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22969 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22972 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22973 instead of c_parser_expression_conv, if original_code isn't one of the
22974 4 allowed comparison codes, fail.
22976 2009-03-23 Richard Guenther <rguenther@suse.de>
22978 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22979 * tree.h (struct tree_type): Likewise.
22980 * reload.h (struct insn_chain): Likewise.
22981 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22982 * function.h (struct function): Likewise.
22983 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22985 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22987 PR tree-optimization/39516
22988 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22990 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22992 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22993 should be set true if BITS_PER_WORD of target is bigger than 32
22995 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22997 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22998 Translate -B-options to -rpath-link. Correct existing
22999 rpath-link and conditionalize on !nostdlib.
23001 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23003 * doc/extend.texi (Function Attributes, Variable Attributes):
23005 * doc/invoke.texi (Debugging Options, Optimize Options)
23006 (i386 and x86-64 Options, MCore Options): Likewise.
23008 2009-03-20 Jakub Jelinek <jakub@redhat.com>
23011 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
23012 it for block local namespace aliases.
23013 (gen_decl_die): Pass context_die to gen_namespace_die.
23015 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23018 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
23019 minimum or maximum value.
23021 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
23023 * reginfo.c (globalize_reg): Recompute derived reg sets.
23025 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
23028 * libgcc2.c (mprotect): Do not use signed arguments for
23029 VirtualProtect, use DWORD arguments. Also fix the 'may
23030 be used uninitialized' warning for the np variable.
23032 2009-03-19 Jakub Jelinek <jakub@redhat.com>
23035 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
23036 functions using regparm calling conventions when not optimizing.
23037 (ix86_function_sseregparm): Similarly for sseregparm calling
23040 2009-03-19 Li Feng <nemokingdom@gmail.com>
23042 PR middle-end/39500
23043 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
23044 dependence if the first conflict is after niter iterations.
23046 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
23048 PR middle-end/38609
23049 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
23050 functions with dynamic stack-pointer adjustments.
23052 2009-03-19 Ben Elliston <bje@au.ibm.com>
23054 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
23055 option; change to -msdata=data.
23057 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23059 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
23062 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
23065 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23067 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23069 * doc/invoke.texi (Code Gen Options): Expand discussion of
23072 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23074 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23075 * matrix-reorg.c (struct matrix_info): Likewise.
23076 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23077 * rtl.h (struct mem_attrs): Likewise.
23078 * df.h (struct df): Likewise.
23079 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23080 * ira-int.h (struct ira_allocno): Likewise.
23081 * df-scan.c (struct df_collection_rec): Likewise.
23082 * ira.c (struct equivalence): Likewise.
23083 * function.c (struct temp_slot): Likewise.
23084 * cfgloop.h (struct loop): Likewise.
23087 * function.c (use_register_for_decl): When not optimizing, disregard
23088 register keyword for variables with types containing methods.
23090 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23092 PR middle-end/39447
23093 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23094 (is_simple_operand): Call contains_component_ref_p before calling data
23095 reference analysis that would fail on COMPONENT_REFs.
23097 * tree-vrp.c (search_for_addr_array): Fix formatting.
23099 2009-03-18 Richard Guenther <rguenther@suse.de>
23101 * tree-vect-transform.c (vect_loop_versioning): Fold the
23102 generated comparisons.
23103 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23104 (slpeel_tree_peel_loop_to_edge): Likewise.
23106 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23108 PR middle-end/37805
23109 * opts.c (print_specific_help): In addition to `undocumented',
23110 accept `separate' and `joined' flags if passed alone. Describe
23111 output by the first matched one of those.
23112 (common_handle_option): Skip over empty strings.
23113 * gcc.c (display_help): Fix help string for `--help='.
23114 * doc/invoke.texi (Option Summary, Overall Options): With
23115 `--help=', classes and qualifiers can both be repeated, but
23116 only the latter can be negated. One should not pass only
23117 negated qualifiers. Fix markup and examples.
23120 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23121 PR middle-end/37805
23122 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23123 and -fhelp=separate.
23125 2009-03-17 Jing Yu <jingyu@google.com>
23127 PR middle-end/39378
23128 * function.h (struct rtl_data): Move is_thunk from here...
23129 (struct function): ...to here.
23130 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23131 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23133 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23135 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23136 (alpha_output_function_end_prologue): Likewise.
23137 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23138 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23139 (rs6000_output_function_epilogue): Likewise.
23140 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23142 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23145 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23146 from different units in a single alternative.
23147 (*truncdfsf_i387): Ditto.
23148 (*truncxfsf2_mixed): Ditto.
23149 (*truncxfdf2_mixed): Ditto.
23151 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23153 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23154 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23157 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23158 unused non-artificial variables when not optimizing.
23161 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23162 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23163 NAMESPACE_DECL in its DECL_INITIAL.
23165 PR middle-end/39443
23166 * optabs.c (set_user_assembler_libfunc): New function.
23167 * expr.h (set_user_assembler_libfunc): New prototype.
23168 * c-common.c: Include libfuncs.h.
23169 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23170 for memcmp, memset, memcpy, memmove and abort.
23171 * Makefile.in (c-common.o): Depend on libfuncs.h.
23174 * dwarf2out.c (gen_inlined_enumeration_type_die,
23175 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23176 gen_tagged_type_instantiation_die): Removed.
23177 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23180 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23183 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23185 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23186 (check-parallel-%): Ditto.
23187 (check-consistency): Ditto.
23189 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23191 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23192 local variable rhs by NULL_TREE.
23194 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23197 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23199 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23202 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23204 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23207 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23208 for ms->sysv ABI calls only in 64bit mode.
23210 * config/i386/i386.md (untyped_call): Support 32bit.
23212 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23214 * doc/extend.texi: Replace x86_65 with x86_64.
23216 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23218 PR tree-optimization/39455
23219 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23220 mismatches for POINTER_TYPE_P (type).
23221 (number_of_iterations_le): Likewise.
23223 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23225 * config/picochip/picochip.c: Removed profiling support.
23226 * config/picochip/picochip.md: Removed profiling instruction.
23227 * config/picochip/picochip.h: Removed profiling builtin.
23229 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23231 * doc/install.texi (--with-host-libstdcxx): Document.
23233 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23236 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23237 generate a warning if the function name does not begin with
23238 "__vector" and the function has either the 'signal' or 'interrupt'
23239 attribute, from here to ...
23240 (avr_declare_function_name): ...here. New function.
23241 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23242 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23244 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23247 * cse.c (fold_rtx): Don't modify original const_arg1 when
23248 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23249 separate variable instead.
23250 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23251 from out of range shift counts.
23252 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23254 2009-03-13 Catherine Moore <clm@codesourcery.com>
23256 * config/i386/x-mingw32 (host-mingw32.o): Replace
23257 diagnostic.h with $(DIAGNOSTIC_H).
23259 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23262 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23264 * config/i386/sync.md (sync_compare_and_swap<mode>,
23265 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23266 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23268 (sync_double_compare_and_swapdi_pic,
23269 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23270 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23272 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23275 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23277 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23280 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23281 (avx_addsubv4df3): Likewise.
23282 (*avx_addsubv4sf3): Likewise.
23283 (sse3_addsubv4sf3): Likewise.
23285 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23288 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23290 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23293 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23294 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23295 registers for allocnos created from user-defined variables.
23297 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23300 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23301 of non-integer mode as well.
23303 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23305 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23306 for functions for which the parameter types are unknown.
23308 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23311 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23312 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23313 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23314 * config/i386/i386.c (ix86_local_alignment): For
23315 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23316 long long variables on the stack to avoid dynamic realignment.
23317 Allow the first argument to be a decl rather than type.
23318 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23320 2009-03-11 Nick Clifton <nickc@redhat.com>
23323 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23325 Add description to mno-lsim option.
23326 * config/mcore/mcore.h: Remove comment about deprecated m4align
23328 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23329 * doc/invoke.texi: Add description of mno-lsim and
23330 mstack-increment options.
23332 * config/fr30/fr30.opt: Document the -mno-lsim option.
23333 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23334 and -mno-lsim options.
23336 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23338 * fold-const.c (fold_comparison): Only call fold_inf_compare
23339 if the mode supports infinities.
23341 2009-03-11 Jason Merrill <jason@redhat.com>
23344 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23345 end already did. Notice GIMPLE_CALL modifications of the result.
23346 Don't copy debug information from an ignored decl or a decl from
23349 2009-03-10 Richard Guenther <rguenther@suse.de>
23350 Nathan Froyd <froydnj@codesourcery.com>
23352 PR middle-end/37850
23353 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23354 (__divMODE3): Likewise.
23356 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23358 PR tree-optimization/39394
23359 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23360 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23362 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23364 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23365 inline asms for register asm ("") declarations.
23367 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23369 * fold-const.c (fold_unary): Fix comment.
23371 2009-03-07 Jan Hubicka <jh@suse.cz>
23374 * tree-inline.c (setup_one_parameter): Do replacement of const
23375 argument by constant in SSA form.
23377 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23379 PR middle-end/38028
23380 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23381 determine alignment passed to assign_stack_local.
23382 (assign_parms_unsplit_complex): Likewise.
23383 * except.c (sjlj_build_landing_pads): Likewise.
23385 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23387 PR middle-end/39360
23388 * tree-flow.h (add_referenced_var): Return bool instead of void.
23389 * tree-dfa.c (add_referenced_var): Return result of
23390 referenced_var_check_and_insert call.
23391 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23392 of referenced_var_check_and_insert.
23395 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23396 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23397 DIE, don't emit it if abstract origin already has it.
23398 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23399 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23401 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23403 * genpreds.c (needs_variable): Fix parentheses at variable name
23405 (write_tm_constrs_h): Indent generated code.
23407 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23409 * doc/extend.texi (Function Attributes): Add documentation
23410 for isr attributes.
23412 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23415 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23416 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23418 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23420 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23423 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23426 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23427 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23429 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23431 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23432 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23433 constants instead of magic numbers.
23434 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23436 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23437 (x86_64_ms_abi_int_parameter_registers): Ditto.
23438 (x86_64_int_return_registers): Ditto.
23439 (ix86_maybe_switch_abi): Ditto.
23440 (ix86_expand_call): Ditto for clobbered_registers array.
23441 (ix86_hard_regno_mode_ok): Ditto.
23442 (x86_extended_QIreg_mentioned_p): Ditto.
23444 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23446 PR tree-optimization/39349
23447 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23449 * combine.c (gen_lowpart_for_combine): Use omode when generating
23452 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23454 PR rtl-optimization/39235
23455 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23457 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23459 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23461 2009-03-04 Richard Guenther <rguenther@suse.de>
23463 PR tree-optimization/39362
23464 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23465 that occur in abnormal PHIs should be varying.
23467 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23469 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23471 (simple_iv): Take loop as an argument instead of statement.
23472 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23473 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23475 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23477 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23478 * matrix-reorg.c (analyze_transpose): Ditto.
23479 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23480 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23481 * tree-predcom.c (ref_at_iteration): Ditto.
23482 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23484 2009-03-04 Richard Guenther <rguenther@suse.de>
23486 PR tree-optimization/39358
23487 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23488 escaped_id and callused_id.
23489 (solve_graph): Likewise.
23491 2009-03-04 Richard Guenther <rguenther@suse.de>
23493 PR tree-optimization/39339
23494 * tree-sra.c (try_instantiate_multiple_fields): Make it
23495 no longer ICE on the above.
23497 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23499 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23500 that fits within Pmode.
23502 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23504 PR middle-end/10109
23505 * tm.texi (LIBCALL_VALUE): Update description.
23507 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23509 PR middle-end/34443
23510 * doc/extend.texi (section): Update description.
23512 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23514 PR middle-end/39345
23515 * tree-inline.c (remapped_type): New.
23516 (can_be_nonlocal): Call remapped_type instead of remap_type.
23518 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23521 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23522 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23524 2009-03-03 Richard Guenther <rguenther@suse.de>
23526 PR middle-end/39272
23527 * tree.c (tree_nonartificial_location): New function.
23528 * tree.h (tree_nonartificial_location): Declare.
23529 * builtins.c (expand_builtin_memory_chk): Provide location
23530 of the call location for artificial function pieces.
23531 (maybe_emit_chk_warning): Likewise.
23532 (maybe_emit_sprintf_chk_warning): Likewise.
23533 (maybe_emit_free_warning): Likewise.
23534 * expr.c (expand_expr_real_1): Likewise.
23536 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23538 PR tree-optimization/39343
23539 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23540 COMPONENT_REF t has ARRAY_TYPE.
23542 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23544 PR middle-end/39335
23545 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23546 when the type precision of the induction variable should be
23547 larger than the type precision of nit.
23548 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23549 * graphite.c (graphite_loop_normal_form): Same.
23550 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23552 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23554 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23555 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23556 numbers to describe clobbered registers.
23557 (*call_value_0_rex64_ms_sysv): Ditto.
23558 * config/i386/mmx.md (mmx_emms): Ditto.
23559 (mmx_femms): Ditto.
23561 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23563 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23566 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23568 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23569 (spu_section_type_flags): New function.
23571 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23573 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23574 reg_class_contents of FLOAT_REGS into a temporary.
23576 2009-03-02 Richard Guenther <rguenther@suse.de>
23577 Ira Rosen <irar@il.ibm.com>
23579 PR tree-optimization/39318
23580 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23581 information to the vectorized statement.
23583 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23585 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23586 variable. Use defined names instead of magic constants for REX SSE
23589 2009-03-01 Richard Guenther <rguenther@suse.de>
23591 PR tree-optimization/39331
23592 * omp-low.c (lower_send_shared_vars): Do not receive new
23593 values for the reference of DECL_BY_REFERENCE parms or results.
23595 2009-03-01 Jan Hubicka <jh@suse.cz>
23598 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23599 BLOCK_NONLOCALIZED_VAR): New macros.
23600 (tree_block): Add nonlocalized_vars.
23601 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23602 gen_decl_die): Add origin argument. Allow generation of die with
23603 origin at hand only.
23604 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23605 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23607 (gen_block_die): Fix checking for unused blocks.
23608 (process_scope_var): Break out from .... ; work with origins only.
23609 (decls_for_scope) ... here; process nonlocalized list.
23610 (dwarf2out_ignore_block): Look for nonlocalized vars.
23611 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23613 (dump_scope_block): Dump them.
23614 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23615 (remap_block): Likewise.
23616 (can_be_nonlocal): New predicate.
23617 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23619 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23621 * configure: Regenerate.
23623 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23625 * optc-gen.awk: No need to duplicate option flags twice.
23626 Reuse help texts for duplicate options which do not have any.
23628 * gcc.c (display_help): Document --version.
23630 * gcc.c (main): If print_help_list and verbose_flag, ensure
23631 driver output comes before subprocess output.
23633 * optc-gen.awk: Assign all remaining fields to help string,
23634 space-separated, for multi-line help in *.opt.
23636 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23637 -Wno-pedantic-ms-format is for MinGW targets only.
23639 * doc/options.texi (Option file format): Fix bad indentation,
23640 restoring dropped sentence.
23642 2009-02-28 Jan Hubicka <jh@suse.cz>
23644 * tree-inline.c (tree_function_versioning): Output debug info.
23646 2009-02-28 Jan Hubicka <jh@suse.cz>
23649 * tree-inline.c (setup_one_parameter): Do not copy propagate
23650 arguments when not optimizing.
23652 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23655 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23656 (avx_addsubv4df3): Likewise.
23657 (*avx_addsubv4sf3): Likewise.
23658 (sse3_addsubv4sf3): Likewise.
23659 (*avx_addsubv2df3): Likewise.
23660 (sse3_addsubv2df3): Likewise.
23661 (avx_unpckhps256): Correct item selectors.
23662 (avx_unpcklps256): Likewise.
23663 (avx_unpckhpd256): Likewise.
23664 (avx_unpcklpd256): Likewise.
23666 2009-02-28 Jan Hubicka <jh@suse.cz>
23668 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23670 (copy_arguments_for_versioning): If var is declared don't declare it.
23671 (tree_function_versioning): First setup substitutions and then copy
23674 2009-02-27 Jan Hubicka <jh@suse.cz>
23677 * cgraph.h (varpool_output_debug_info): Remove.
23678 * cgraphunit.c (varpool_output_debug_info): Remove.
23679 * dwarf2out.c (deferred_locations_struct): New struct
23680 (deferred_locations): New type.
23681 (deferred_locations_list): New static var.
23682 (deffer_location): New function.
23683 (gen_variable_die): Use it.
23684 (decls_for_scope): Output info on local static vars.
23685 (dwarf2out_finish): Process deferred locations.
23686 * varpool.c (varpool_output_debug_info): Remove.
23688 2009-02-27 Jan Hubicka <jh@suse.cz>
23691 * tree.h (TREE_PROTECTED): Fix comment.
23692 (BLOCK_HANDLER_BLOCK): Remove.
23693 (struct tree_block): Remove handler_block add body_block.
23694 (inlined_function_outer_scope_p): New.
23695 (is_body_block): Remove.
23696 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23697 * dwarf2out.c (is_inlined_entry_point): Remove.
23698 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23699 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23701 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23702 * gimplify.c (gimplify_expr): Gimplify body blocks.
23703 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23704 block with multiple subblocks.
23705 (dump_scope_block): Prettier output; dump more flags and info.
23706 (dump_scope_blocks): New.
23707 (remove_unused_locals): Use dump_scope_blocks.
23708 * tree-flow.h (dump_scope_blocks): Declare.
23709 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23710 * stmt.c (is_body_block): Remove.
23711 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23712 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23714 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23716 PR middle-end/39308
23717 * graphite.c (graphite_loop_normal_form): Do not call
23718 number_of_iterations_exit from a gcc_assert.
23720 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23722 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23723 jumps if COND is NULL.
23724 (find_cond_jump): New function.
23725 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23726 * config/s390/s390.md: Remove z10_cobra attribute value.
23728 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23730 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23731 force_const_mem returns NULL_RTX.
23733 2009-02-26 Jan Hubicka <jh@suse.cz>
23736 * cgraph.h (varpool_output_debug_info): Remove.
23737 * cgraphunit.c (varpool_output_debug_info): Remove.
23738 * dwarf2out.c (deferred_locations_struct): New struct
23739 (deferred_locations): New type.
23740 (deferred_locations_list): New static var.
23741 (deffer_location): New function.
23742 (gen_variable_die): Use it.
23743 (decls_for_scope): Output info on local static vars.
23744 (dwarf2out_finish): Process deferred locations.
23745 * varpool.c (varpool_output_debug_info): Remove.
23747 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23749 PR rtl-optimization/39241
23750 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23751 to subreg_offset_representable_p.
23753 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23755 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23756 execute function prototype. Get f and nregs from max_reg_num
23757 and get_insns. Remove the first backward pass as it's dead,
23758 guard the forward pass by flag_expensive_optimizations.
23759 (rest_of_handle_regmove): Delete.
23760 (pass_regmove): Replace it with regmove_optimize.
23762 2009-02-25 Martin Jambor <mjambor@suse.cz>
23764 PR tree-optimization/39259
23765 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23766 calls_alloca function flags.
23767 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23768 calls are detected.
23770 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23772 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23773 flags_set_1_rtx, flags_set_1_set): Delete.
23774 (regmove_optimize): Do not call mark_flags_life_zones.
23776 2009-02-24 Julian Brown <julian@codesourcery.com>
23779 * config/arm/arm.c (require_pic_register): Only set
23780 cfun->machine->pic_reg once per function.
23782 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23784 * doc/invoke.texi (Link Options): Document an easier way to pass
23785 options that take arguments to the GNU linker using -Xlinker and -Wl.
23787 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23790 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23792 2009-02-24 Richard Guenther <rguenther@suse.de>
23795 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23797 2009-02-24 Richard Guenther <rguenther@suse.de>
23798 Zdenek Dvorak <ook@ucw.cz>
23800 PR tree-optimization/39233
23801 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23802 from converting them to a generic type.
23804 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23806 PR tree-optimization/39260
23807 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23808 contains a condition with a real type.
23809 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23811 2009-02-23 Jason Merrill <jason@redhat.com>
23814 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23815 narrowing_initializer_constant_valid_p.
23816 (narrowing_initializer_constant_valid_p): Don't return
23817 null_pointer_node for adding a pointer to itself.
23819 2009-02-23 Jan Hubicka <jh@suse.cz>
23822 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23825 2009-02-23 Jan Hubicka <jh@suse.cz>
23827 PR tree-optimization/37709
23828 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23829 * tree.h (block_ultimate_origin): Declare.
23830 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23831 * tree-ssa-live.c (remove_unused_scope_block_p):
23832 Eliminate blocks containig no instructions nor live variables nor
23834 (dump_scope_block): New function.
23835 (remove_unused_locals): Enable removal of dead blocks by default;
23836 enable dumping at TDF_DETAILS.
23838 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23840 * config/i386/i386.c (classify_argument): Don't allow COImode
23842 (function_arg_advance_32): Don't allow OImode.
23843 (function_arg_32): Likewise.
23844 (function_value_32): Likewise.
23845 (return_in_memory_32): Likewise.
23846 (function_arg_64): Remove OImode comment.
23848 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23851 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23852 ix86_expand_vector_set for V4DImode in 64bit mode only.
23853 (ix86_expand_vector_init_one_var): Likewise.
23855 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23857 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23859 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23862 * loop-iv.c: Revert last change.
23863 * emit-rtl.c: Likewise.
23865 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23868 * config/i386/i386.c (type_natural_mode): Remove an extra
23869 space in the warning message.
23870 (function_value_32): Handle 32-byte vector modes.
23871 (return_in_memory_32): Likewise.
23873 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23875 * loop-iv.c (truncate_value): New function.
23876 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23878 (lowpart_subreg): Move to...
23879 * emit-rtl.c: ...here.
23881 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23883 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23884 accidental and undocumented change at revision 140860.
23886 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23888 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23889 take gimple_seq * arguments.
23890 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23891 types_compatible_p langhook.
23893 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23894 Joseph Myers <joseph@codesourcery.com>
23896 * config/arm/arm.c (arm_builtin_va_list): New function.
23897 (arm_expand_builtin_va_start): Likewise.
23898 (arm_gimplify_va_arg_expr): Likewise.
23899 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23900 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23901 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23902 (va_list_type): New variable.
23903 (arm_mangle_type): Mangle va_list_type appropriately.
23905 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23907 PR middle-end/39157
23908 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23909 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23910 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23911 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23912 parameter to 1000 for -O1 by default.
23913 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23915 * loop-invariant.c: Include params.h.
23916 (move_loop_invariants): Don't call move_single_loop_invariants on
23919 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23921 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23922 offset when calculating bounds for indexing stack_usage_map. Fixes
23923 a buffer overflow with certain target setups.
23925 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23928 * calls.c (expand_call): Clear try_tail_call if caller and callee
23929 disagree in promotion of function return value.
23931 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23934 * c-common.c (c_determine_visibility): If visibility changed and
23935 DECL_RTL has been already set, call make_decl_rtl to update symbol
23938 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23941 * varasm.c (assemble_variable): Don't check DECL_NAME when
23942 globalizing a variable.
23944 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23947 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23948 expression before any __builtin_trap call.
23949 * c-typeck.c (build_function_call): Convert and check function
23950 arguments before generating a call to a trap. Evaluate the
23951 function arguments before the trap.
23953 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23956 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23957 (UNSPEC_FXAM_MEM): New unspec.
23958 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23959 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23960 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23962 2009-02-19 Richard Guenther <rguenther@suse.de>
23964 PR tree-optimization/39207
23965 PR tree-optimization/39074
23966 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23967 storedanything_tree): New.
23968 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23969 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23970 (build_succ_graph): Add edges from STOREDANYTHING to all
23972 (init_base_vars): Initialize STOREDANYTHING.
23973 (compute_points_to_sets): Free substitution info after
23974 building the succ graph.
23975 (ipa_pta_execute): Likewise.
23977 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23979 (do_ds_constraint): Do not add to special var or non-pointer
23981 (type_could_have_pointers): Split out from ...
23982 (could_have_pointers): ... here. For arrays use the element type.
23983 (create_variable_info_for): Initialize may_have_pointers.
23984 (new_var_info): Likewise.
23985 (handle_lhs_call): Make the HEAP variable unknown-sized.
23986 (intra_create_variable_infos): Use a type with pointers for
23987 PARM_NOALIAS, make it unknown-sized.
23989 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23992 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23994 2009-02-18 Jason Merrill <jason@redhat.com>
23997 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23998 value if DECL_EXTERNAL.
23999 * tree-sra.c (sra_walk_gimple_assign): Likewise.
24000 * target.h (gcc_target::binds_local_p): Clarify "module".
24001 * tree.h (TREE_PUBLIC): Clarify "module".
24003 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
24006 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
24007 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
24009 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
24012 * c.opt (Wabi): Support C and ObjC.
24015 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
24017 * config/i386/i386.c (classify_argument): Warn once about the ABI
24018 change when passing union with long double.
24020 * doc/invoke.texi: Update -Wabi for warning psABI changes.
24022 2009-02-18 Joseph Myers <joseph@codesourcery.com>
24025 * c-parser.c (c_parser_compound_statement): Always enter and leave
24028 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24031 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
24033 2009-02-18 Jakub Jelinek <jakub@redhat.com>
24035 PR tree-optimization/36922
24036 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
24037 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
24040 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24042 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
24045 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24047 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
24049 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
24051 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
24054 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
24055 Richard Sandiford <rdsandiford@googlemail.com>
24057 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
24058 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
24059 (loongson_biadd): ...this.
24061 2009-02-17 Richard Guenther <rguenther@suse.de>
24063 PR tree-optimization/39202
24064 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
24065 a var make sure to follow existing collapses.
24067 2009-02-17 Richard Guenther <rguenther@suse.de>
24069 PR middle-end/39214
24070 * langhooks.c (lhd_print_error_function): Check for NULL block.
24072 2009-02-17 Richard Guenther <rguenther@suse.de>
24074 PR tree-optimization/39204
24075 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24078 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24080 * config/soft-fp/double.h: Update from glibc CVS.
24082 2009-02-17 Richard Guenther <rguenther@suse.de>
24084 PR tree-optimization/39207
24085 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24086 strict-aliasing warnings for pointers pointing to NULL.
24088 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24091 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24092 skipping until next close brace.
24094 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24097 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24098 to function argument boundary.
24100 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24102 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24103 in the lea_add. Reload eventually constraints it properly.
24104 * config/picochip/constraints.md: Remove the target constraint
24105 "b", since it is not needed anymore.
24107 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24109 * gthr-dce.h: Uglify function parameter and local variable names.
24110 * gthr-gnat.h: Likewise.
24111 * gthr-mipssde.h: Likewise.
24112 * gthr-nks.h: Likewise.
24113 * gthr-posix95.h: Likewise.
24114 * gthr-posix.h: Likewise.
24115 * gthr-rtems.h: Likewise.
24116 * gthr-single.h: Likewise.
24117 * gthr-solaris.h: Likewise.
24118 * gthr-tpf.h: Likewise.
24119 * gthr-vxworks.h: Likewise.
24120 * gthr-win32.h: Likewise.
24122 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24125 * config/i386/i386.md: Restrict the new peephole2 to move
24126 between MMX/SSE registers.
24128 2009-02-15 Richard Guenther <rguenther@suse.de>
24131 2009-02-13 Richard Guenther <rguenther@suse.de>
24133 * configure.ac: Enable LFS.
24134 * configure: Re-generate.
24135 * config.in: Likewise.
24137 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24139 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24140 spu_srqwbyte, spu_srqwbytebc): Define.
24141 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24142 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24143 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24144 "shrqby_<mode>"): New insn-and-split patterns.
24145 * config/spu/spu.c (expand_builtin_args): Determine and return
24146 number of operands using spu_builtin_description data.
24147 (spu_expand_builtin_1): Use it.
24149 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24152 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24155 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24158 * config/i386/i386.c (override_options): Correct warning
24159 messages for -malign-loops, -malign-jumps and -malign-functions.
24161 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24164 * config/i386/i386.md: Restrict the new peephole2 to move
24165 between the general purpose registers.
24167 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24170 * config/i386/i386.c (type_natural_mode): Add a new argument.
24171 Return the original mode and warn ABI change if vector size is 32byte.
24172 (function_arg_advance): Updated.
24173 (function_arg): Likewise.
24174 (ix86_function_value): Likewise.
24175 (ix86_return_in_memory): Likewise.
24176 (ix86_sol10_return_in_memory): Likewise.
24177 (ix86_gimplify_va_arg): Likewise.
24178 (function_arg_32): Don't warn ABX ABI change here.
24179 (function_arg_64): Likewise.
24181 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24183 * loop-iv.c (implies_p): In the final case, test that operands 0
24184 of the two comparisons match.
24186 * config/bfin/bfin.c (find_prev_insn_start): New function.
24187 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24188 (find_next_insn_start): Move.
24190 2009-02-13 Richard Guenther <rguenther@suse.de>
24192 * configure.ac: Enable LFS.
24193 * configure: Re-generate.
24194 * config.in: Likewise.
24196 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24199 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24200 sizes on syntax error after some arguments have been parsed.
24202 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24204 * doc/invoke.texi (-fira): Remove.
24206 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24208 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24209 * recog.c: Likewise.
24212 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24214 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24215 (umul_ppmm): Likewise.
24216 (count_leading_zeros): Likewise.
24217 (count_trailing_zeros): Likewise.
24218 (UMUL_TIME): Likewise.
24220 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24222 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24223 soft-fp/t-softfp to tmake_file.
24225 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24226 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24227 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24228 IA64_BUILTIN_INFQ]: New.
24229 (ia64_init_builtins): Initialize __builtin_infq,
24230 __builtin_fabsq and __builtin_copysignq if not HPUX.
24231 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24232 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24234 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24236 (__fixtfti): Likewise.
24237 (__fixunstfti): Likewise.
24238 (__floattitf): Likewise.
24240 * config/ia64/libgcc-glibc.ver: New.
24241 * config/ia64/t-fprules-softfp: Likewise.
24242 * config/ia64/sfp-machine.h: Likewise.
24244 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24245 (LIBGCC2_TF_CEXT): Likewise.
24246 (TF_SIZE): Likewise.
24247 (TARGET_INIT_LIBFUNCS): Likewise.
24249 * config/ia64/t-glibc (SHLINB_MAPFILES):
24250 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24252 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24254 * config/i386/i386.c (construct_container): Rewrite processing
24255 BLKmode with X86_64_SSE_CLASS.
24257 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24260 * config/i386/i386.md: Replace simplify_replace_rtx with
24261 replace_rtx in the new peephole2.
24263 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24265 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24266 loop unrolling do not happen at -O2.
24268 2009-02-12 Michael Matz <matz@suse.de>
24270 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24272 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24274 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24277 2009-02-12 Ben Elliston <bje@au.ibm.com>
24279 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24280 patterns when updating the back chain. Missed in the 2009-02-10
24283 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24285 * doc/extend.texi (Decimal Floating Types): Update identifier of
24286 draft TR and list of missing support.
24288 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24290 PR middle-end/39154
24291 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24292 bit to variable length decl's flags, add it also to its
24293 pointer replacement variable.
24295 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24296 Jakub Jelinek <jakub@redhat.com>
24299 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24300 (memory_blockage): New expander.
24301 (*memory_blockage): New insn pattern.
24302 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24303 instead of general blockage at the end of function prologue when
24304 frame pointer is used to access red zone area. Do not emit blockage
24305 when profiling, it is emitted in generic code.
24306 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24307 function epilogue when frame pointer is used to access red zone area.
24309 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24312 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24313 by arithmetic with memory operands.
24314 * config/i386/predicates.md (commutative_operator): New.
24316 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24318 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24321 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24323 * alias.h (record_alias_subset): Declare.
24324 * alias.c (record_alias_subset): Make global.
24326 2009-02-10 Nick Clifton <nickc@redhat.com>
24328 * tree-parloops.c: Change license to GPLv3.
24329 * ipa-struct-reorg.c: Change license to GPLv3.
24330 * ipa-struct-reorg.h: Change license to GPLv3.
24332 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24335 * c-decl.c (start_struct): Return NULL on error.
24337 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24339 PR middle-end/39124
24340 * cfgloopmanip.c (remove_path): Call remove_bbs after
24341 cancel_loop_tree, not before it.
24344 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24345 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24346 VAR_DECLs were seen.
24347 * tree-ssa-live.c (remove_unused_locals): Recompute
24348 cfun->has_local_explicit_reg_vars.
24349 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24350 copies or clearings if cfun->has_local_explicit_reg_vars.
24352 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24355 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24356 of function prologue when frame pointer is used to access
24359 2009-02-10 Richard Guenther <rguenther@suse.de>
24361 PR middle-end/39127
24362 * gimplify.c (gimple_regimplify_operands): Always look if
24363 we need to create a temporary.
24365 2009-02-10 Richard Guenther <rguenther@suse.de>
24367 PR tree-optimization/39132
24368 * tree-loop-distribution.c (todo): New global var.
24369 (generate_memset_zero): Trigger TODO_rebuild_alias.
24370 (tree_loop_distribution): Return todo.
24372 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24375 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24376 (x86_64_reg_class_name): Removed.
24377 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24378 first one isn't X86_64_SSE_CLASS or any other ones aren't
24379 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24380 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24381 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24382 and 3 X86_64_SSEUP_CLASS.
24383 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24384 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24386 2009-02-10 Ben Elliston <bje@au.ibm.com>
24388 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24389 form instruction to update the stack back chain word, even if the
24390 user has disabled the generation of update instructions.
24391 (movdi_<mode>_update_stack): New.
24392 (movsi_update_stack): Likewise.
24393 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24394 always use an update form instruction to update the stack back
24397 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24399 PR middle-end/38953
24400 * graphite.c (if_region_set_false_region): After moving a region in
24401 the false branch of a condition, remove the empty dummy basic block.
24402 (gloog): Remove wrong fix for PR38953.
24404 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24406 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24407 generation due to implicit sign extension.
24409 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24411 PR middle-end/38981
24412 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24413 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24415 2009-02-09 Richard Guenther <rguenther@suse.de>
24417 PR middle-end/35202
24418 * convert.c (convert_to_real): Disable (float)fn((double)x)
24419 to fnf(x) conversion if errno differences may occur and
24420 -fmath-errno is set.
24422 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24424 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24425 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24426 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24428 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24431 * c-common.c (handle_alias_attribute): Disallow attribute for
24432 anything not a FUNCTION_DECL or VAR_DECL.
24434 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24437 * real.c (do_compare): Special-case compare of zero against
24438 decimal float value.
24440 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24443 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24444 as indicating flexible array members unless the field itself is
24445 being declarared as the incomplete array.
24447 2009-02-06 Jan Hubicka <jh@suse.cz>
24449 PR tree-optimization/38844
24450 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24451 is already inlined.
24453 2009-02-06 Richard Guenther <rguenther@suse.de>
24455 PR middle-end/38977
24456 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24457 fork because we may expand it as __gcov_fork.
24459 2009-02-06 Nick Clifton <nickc@redhat.com>
24461 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24463 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24465 PR tree-optimization/35659
24466 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24467 vn_phi_eq): Shortcut if hashcode does not match.
24468 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24470 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24471 and avoid iterative_hash_expr.
24472 (FOR_EACH_VALUE_ID_IN_SET): New.
24473 (value_id_compare): Remove.
24474 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24475 sort expressions by value id.
24477 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24480 * config/sh/predicates.md (general_movsrc_operand): Don't check
24481 the subreg of system registers here.
24483 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24486 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24487 on the copied decl.
24489 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24491 PR rtl-optimization/39110
24492 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24493 addresses, not aligned ones.
24495 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24496 Richard Guenther <rguenther@suse.de>
24498 PR tree-optimization/39100
24499 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24500 comment says and add edges.
24502 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24505 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24506 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24508 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24510 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24511 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24512 register_bb_in_sese, new_sese, free_sese): Moved.
24513 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24514 outermost_loop_in_scop, build_scop_iteration_domain,
24515 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24516 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24517 Use loop_in_sese_p instead of loop_in_scop_p.
24518 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24519 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24520 (scopdet_basic_block_info): Fix bug in scop detection.
24521 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24522 eq_loop_to_cloog_loop): Remove.
24523 (nb_loops_around_loop_in_scop, nb_loop
24524 ref_nb_loops): Moved here...
24525 * graphite.h (ref_nb_loops): ... from here.
24526 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24527 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24528 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24529 * testsuite/gcc.dg/graphite/scop-19.c: New
24531 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24532 Hans-Peter Nilsson <hp@axis.com>
24534 PR rtl-optimization/37889
24535 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24536 Move offset handling from PLUS to before the switch. Use new
24537 arguments when considering SYMBOL_REFs too.
24538 (rtx_addr_can_trap_p): Pass dummy offset and size.
24539 (enum may_trap_p_flags): Remove.
24540 (may_trap_p_1): Pass size from MEM_SIZE.
24542 PR rtl-optimization/38921
24543 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24544 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24545 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24546 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24548 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24550 AVX Programming Reference (January, 2009)
24551 * config/i386/sse.md (*vpclmulqdq): New.
24553 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24555 PR tree-optimization/38977
24556 PR gcov-profile/38292
24557 * calls.c (special_function_p): Disregard __builtin_ prefix.
24559 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24561 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24562 non-indexable addresses even before reload.
24564 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24567 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24568 as having variable size. Do not give an error for unnamed
24569 parameters with [*] declarators. Give a warning for type names
24570 with [*] declarators and mark them as variable size.
24571 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24572 for sizeof applied to [*] type names.
24574 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24577 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24579 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24581 * gcc.c (process_command): Update copyright notice dates.
24582 * gcov.c (print_version): Likewise.
24583 * gcov-dump.c (print_version): Likewise.
24584 * mips-tfile.c (main): Likewise.
24585 * mips-tdump.c (main): Likewise.
24587 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24590 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24591 for composite type involving a zero-length array type.
24593 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24596 * function.c (match_asm_constraints_1): Skip over
24597 initial optional % in the constraint.
24599 PR inline-asm/39059
24600 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24601 supported, don't accept FIXED_CSTs.
24602 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24603 and _Sat is used without _Fract/_Accum. Set specs->type to
24604 integer_type_node for cts_fract/cts_accum if fixed point is not
24607 2009-02-02 Catherine Moore <clm@codesourcery.com>
24609 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24611 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24613 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24614 (ABI_HAS_64BIT_SYMBOLS): Use it.
24615 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24617 2009-02-02 Paul Brook <paul@codesourcery.com>
24619 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24621 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24623 PR inline-asm/39058
24624 * recog.h (asm_operand_ok): Add constraints argument.
24625 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24626 recurse on matching constraint.
24627 (check_asm_operands): Pass constraints as 3rd argument to
24628 asm_operand_ok. Don't look up matching constraint here.
24629 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24632 2009-02-02 Ben Elliston <bje@au.ibm.com>
24634 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24635 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24637 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24639 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24640 information. Remove some obsolete information. Reorganize.
24642 * config/pa/fptr.c: Revert license to GPL 2.
24643 * config/pa/milli64.S: Likewise.
24645 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24648 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24649 LIBRARY name in, instead of hard-coding it.
24650 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24651 extra target make frag to tmake_files according to EH model.
24652 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24653 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24654 frags that define makefile variable EH_MODEL appropriately.
24655 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24656 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24657 to "-sjlj" according to type of EH configured.
24658 (LIBGCC_SONAME): Concatenate it to shared library base name.
24659 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24660 to "_sjlj" according to type of EH configured.
24661 (LIBGCC_SONAME): Concatenate it to shared library base name.
24662 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24663 (SHLIB_LINK): Add missing semicolon to if-else construct.
24664 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24665 string value of "pe_dll" command-line option.
24666 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24667 (SHLIB_SONAME): Use it when overriding t-cygming default.
24668 (SHLIB_IMPLIB): Override t-cygming default.
24669 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24670 string value of "pe_dll" command-line option.
24672 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24675 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24676 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24678 2009-01-31 Richard Guenther <rguenther@suse.de>
24680 PR tree-optimization/38937
24681 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24682 computing the transitive closure.
24684 2009-01-30 Richard Guenther <rguenther@suse.de>
24686 PR tree-optimization/39041
24687 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24688 Propagate variable indices only if the types match for this stmt.
24690 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24693 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24694 inline but never defined.
24696 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24698 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24699 (*insv_h_di_reg_extimm): New insn.
24700 (*insv_l<mode>_reg_extimm): New insn.
24702 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24704 * config/picochip/picochip.c (flag_conserve_stack): set
24705 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24706 fconserve-stack. Reduce call-overhead used by inliner.
24708 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24711 * common.opt (flag_conserve_stack): Initialised to zero.
24713 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24716 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24717 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24720 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24722 * ira-color.c (allocno_reload_assign): Update comments.
24723 * regmove.c (regmove_optimize): Likewise.
24727 2009-01-29 Robert Millan <rmh@aybabtu.com>
24729 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24730 * config/i386/kopensolaris-gnu.h: New file. Undefine
24731 `MD_UNWIND_SUPPORT'.
24732 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24734 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24736 PR tree-optimization/39007
24737 * tree-loop-distribution.c (generate_builtin): Use
24738 recompute_dominator to compute the immediate dominator of the
24739 basic block just after the loop.
24741 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24743 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24744 (ASM_OUTPUT_DWARF_PCREL): Define.
24746 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24748 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24749 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24750 global. Modify entries about regmove and IRA.
24752 * ra-conflict.c: Remove the file.
24754 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24756 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24757 (pass_regclass_init): Rename to pass_reginfo_init.
24759 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24761 * toplev.h (flag_ira): Remove.
24763 * caller-save.c (setup_save_areas): Remove flag_ira.
24765 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24767 * global.c: Remove the file.
24769 * opts.c (decode_options): Remove flag_ira.
24771 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24773 * regmove.c: Modify file description.
24774 (find_use_as_address, try_auto_increment): Define them only if
24775 AUTO_INC_DEC is defined.
24776 (replacement_quality, replace_in_call_usage, fixup_match_1,
24777 stable_and_no_regs_but_for_p): Remove.
24778 (reg_set_in_bb): Make it static.
24779 (regmove_optimize): Remove flag_ira and code which worked for
24782 * local-alloc.c: Remove the file.
24784 * common.opt (fira): Remove.
24786 * ira.c: Include except.h.
24787 (eliminable_regset): Move from global.c.
24788 (mark_elimination): Ditto. Remove flag_ira.
24789 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24790 equiv_mem_modified, validate_equiv_mem_from_store,
24791 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24792 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24793 no_equiv, recorded_label_ref): Move from local-alloc.c.
24794 (update_equiv_regs): Ditto. Make it static.
24795 (print_insn_chain, print_insn_chains): Move it from global.c.
24796 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24797 (build_insn_chain): Ditto. Make it static.
24798 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24799 Rename to init_live_subregs.
24800 (gate_ira): Remove flag_ira.
24802 * regclass.c: Rename reginfo.c. Change file description.
24803 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24804 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24805 (init_reg_sets_1): Remove code for evaluation of
24806 reg_class_superclasses and losing_caller_save_reg_set.
24807 (init_regs): Remove init_reg_autoinc.
24808 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24809 ok_for_base_p_nonstrict): Remove.
24810 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24811 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24812 corresponding entries.
24813 (dump_regclass, record_operand_costs, scan_one_insn,
24814 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24815 record_address_regs, auto_inc_dec_reg_p): Remove.
24816 (gt-regclass.h): Rename to gt-reginfo.h.
24818 * rtl.h (dump_global_regs, retry_global_alloc,
24819 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24821 * Makefile.in (RA_H): Remove.
24822 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24823 Rename regclass.o to reginfo.o.
24824 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24826 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24827 (GTFILES): Rename regclass.c to reginfo.c.
24829 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24830 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24832 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24833 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24835 (finish_spills): Ditto. Remove code for !flag_ira.
24837 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24839 PR middle-end/35854
24840 * doc/invoke.texi (rtl debug options): Complete rewrite.
24841 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24843 * mode-switching.c (pass_mode_switching): Rename pass from
24844 "mode-sw" to "mode_sw".
24845 * except.c (pass_convert_to_eh_ranges): Rename pass from
24846 "eh-ranges" to "eh_ranges".
24847 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24851 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24852 Alexander Monakov <amonakov@ispras.ru>
24854 PR middle-end/38857
24855 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24857 (move_exprs_to_boundary): Change return type and pass through
24858 should_move from move_op. Relax assert. Update usage ...
24859 (schedule_expr_on_boundary): ... here. Use should_move instead of
24861 (move_op_orig_expr_found): Indicate that insn was disconnected from
24863 (code_motion_process_successors): Do not call after_merge_succs
24864 callback if original expression was not found when traversing any of
24866 (code_motion_path_driver): Change return type. Update prototype.
24867 (move_op): Update comment. Add a new parameter (should_move). Update
24868 prototype. Set *should_move based on indication provided by
24869 move_op_orig_expr_found.
24871 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24873 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24874 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24875 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24876 * config/rs6000/rs6000.c (rs6000_override_options): Default
24877 avoid-indexed-addresses on for Power6, off for everything else.
24878 (avoiding_indexed_address_p): New function.
24879 (rs6000_legitimize_address): Use it.
24880 (rs6000_legitimate_address): Likewise.
24881 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24883 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24885 PR tree-optimization/38997
24886 * tree-loop-distribution.c (generate_memset_zero): Use
24887 POINTER_PLUS_EXPR for a pointer addition.
24889 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24891 * config/s390/s390.md (bswap<mode>2): New pattern added.
24893 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24895 * config/s390/s390.md (*tls_load_31): Added type attribute.
24897 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24899 * config/s390/s390.md: Fix a few comments.
24901 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24903 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24904 (*tm<mode>_full): Fixed z10prop attribute.
24905 (*tst<mode>_extimm): Fixed z10prop attribute.
24906 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24907 (*tstqiCCT_cconly): Fixed z10prop attribute.
24908 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24909 (*movsi_larl): Fixed z10prop attribute.
24910 (*movsi_zarch): Fixed z10prop attribute.
24911 (*movsi_eas): Fixed z10prop attribute.
24912 (*movhi): Fixed z10prop attribute.
24913 (*movqi): Fixed z10prop attribute.
24914 (*movstrictqi): Fixed z10prop attribute.
24915 (*mov<mode>): Fixed z10prop attribute.
24916 (*movcc): Fixed z10prop attribute.
24917 (*sethighpartdi_64): Fixed z10prop attribute.
24918 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24919 (*negdi2_sign_cc): Fixed z10prop attribute.
24920 (*negdi2_sign): Fixed z10prop attribute.
24921 (*absdi2_sign_cc): Fixed z10prop attribute.
24922 (*absdi2_sign): Fixed z10prop attribute.
24923 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24924 (*negabsdi2_sign): Fixed z10prop attribute.
24925 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24926 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24927 (doloop_si64): Fixed z10prop attribute.
24928 (doloop_si31): Fixed z10prop attribute.
24929 (doloop_long): Fixed z10prop attribute.
24930 (indirect_jump): Fixed z10prop attribute.
24931 (nop): Fixed z10prop attribute.
24932 (main_base_64): Fixed z10prop attribute.
24933 (reload_base_64): Fixed z10prop attribute.
24935 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24937 PR rtl-optimization/38740
24938 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24940 * config/mips/mips.c (mips_reorg): Likewise.
24942 2009-01-28 Richard Guenther <rguenther@suse.de>
24944 PR tree-optimization/38926
24945 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24946 with the correct value id to a value.
24947 (do_regular_insertion): Use the value number of edoubleprime
24948 for the value number of the expr.
24951 2008-08-21 Richard Guenther <rguenther@suse.de>
24953 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24954 a PHI ask VN if it is already available.
24955 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24956 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24958 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24960 PR middle-end/38934
24961 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24962 set to varying whenever max has TREE_OVERFLOW set, similarly
24963 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24965 2009-01-28 Richard Guenther <rguenther@suse.de>
24967 PR middle-end/38908
24968 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24969 uninitialized aggregate uses in call arguments.
24971 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24973 PR tree-optimization/38984
24974 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24975 the nothing_id variable if -fno-delete-null-pointer-checks.
24977 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24980 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24981 (set_got_offset_rex64): Ditto.
24983 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24986 * doc/extend.texi: Improve local variable with asm reg.
24988 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24990 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24991 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24992 was not supplied then set warn_packed_bitfield_compat to the
24993 default value of 1.
24994 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24997 2009-01-27 Richard Guenther <rguenther@suse.de>
24999 PR tree-optimization/38503
25000 * cfgexpand.c (expand_gimple_basic_block): Ignore
25001 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
25002 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
25003 variables that cannot have TBAA applied.
25004 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
25007 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
25009 PR middle-end/38969
25010 * calls.c (initialize_argument_information): Do not wrap complex
25011 arguments in SAVE_EXPR.
25013 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
25015 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
25016 (INSTALL_LIBGCC): Revert typo commit.
25018 2009-01-26 Richard Guenther <rguenther@suse.de>
25020 PR tree-optimization/38745
25021 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
25022 from special handling.
25024 2009-01-26 Richard Guenther <rguenther@suse.de>
25026 PR tree-optimization/38745
25027 * tree-ssa.c (execute_update_addresses_taken): Do not include
25028 variables that cannot possibly be a register in not_reg_needs.
25029 Do not clear TREE_ADDRESSABLE on vars that may not become
25031 * tree-ssa.c (update_alias_info_1): Include those in the set
25032 of addressable vars.
25034 2009-01-26 Richard Guenther <rguenther@suse.de>
25036 PR middle-end/38851
25037 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
25038 * tree-ssa-dse.c: Include langhooks.h
25039 (execute_simple_dse): Remove stores with zero size.
25041 2009-01-24 Jakub Jelinek <jakub@redhat.com>
25044 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
25047 2009-01-24 Julian Brown <julian@codesourcery.com>
25049 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
25050 config/arm/linux-atomic.c.
25051 * config/arm/linux-atomic.c: New.
25053 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
25055 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
25056 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
25057 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
25059 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
25062 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
25065 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25067 PR tree-optimization/38953
25068 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25069 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25070 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25071 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25074 2009-01-24 Paul Brook <paul@codesourcery.com>
25076 * config/arm/neon.md (neon_type): Move to arm.md.
25077 (neon_mov<VSTRUCT>): Add neon_type attribute.
25078 * config/arm/arm.md (neon_type): Move to here.
25079 (conds): Add "unconditioal" and use as default for NEON insns.
25081 2009-01-24 Ben Elliston <bje@au.ibm.com>
25083 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25084 void *' warning from -Wc++-compat.
25085 * Makefile.in (dominance.o-warn): Remove.
25087 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25089 PR tree-optimization/38932
25090 * fold-const.c (fold_unary_ignore_overflow): New.
25091 * tree.h (fold_unary_ignore_overflow): Declare.
25092 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25093 * tree-ssa-sccvn.c (visit_reference_op_load,
25094 simplify_unary_expression): Likewise.
25096 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25098 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25099 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25100 regardless of their type.
25101 * c-common.c (handle_packed_attribute): Don't ignore packed on
25103 * c.opt (Wpacked-bitfield-compat): New warning option.
25104 * stor-layout.c (place_field): Warn if offset of a field changed.
25105 * doc/extend.texi (packed): Mention the ABI change.
25106 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25107 (Warning Options): Add it to the list.
25109 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25111 * c-opts.c (c_common_post_options): Fix a typo in comments.
25113 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25115 PR middle-end/38615
25116 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25117 variables to static.
25118 * doc/invoke.texi (-fmerge-all-constants): Update description.
25120 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25123 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25124 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25126 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25128 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25130 (LOCAL_ALIGNMENT): Similarly.
25132 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25133 Joseph Myers <joseph@codesourcery.com>
25135 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25136 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25137 * config/arm/arm-tune.md: Regenerate.
25138 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25141 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25143 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25144 version number to five.
25146 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25149 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25150 * c-common.c (set_underlying_type): Likewise.
25151 (is_typedef_decl ): Likewise
25153 (set_underlying_type): Likewise.
25154 (is_typedef_type): Likewise.
25156 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25158 PR middle-end/38587
25159 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25162 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25165 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25166 (LIBGCC_SPEC): Don't define.
25167 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25169 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25171 PR rtl-optimization/38879
25172 * alias.c (base_alias_check): Unaligned access via AND address can
25173 alias all surrounding object types except those with sizes equal
25174 or wider than the size of unaligned access.
25176 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25179 * c-decl.c (clone_underlying_type): Move this ...
25180 * c-common.c (set_underlying_type): ... here.
25181 Also, make sure the function properly sets TYPE_STUB_DECL() on
25182 the newly created typedef variant type.
25183 (is_typedef_decl ): New entry point.
25184 * tree.h: Added a new member member_types_needing_access_check to
25185 struct tree_decl_non_common.
25186 (set_underlying_type): New entry point.
25187 (is_typedef_type): Likewise.
25189 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25191 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25192 Check whether two instructions have memory references that
25193 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25194 are helper functions for traversing.
25195 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25196 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25197 not to draw dependency edge for instructions with non-conflicting
25200 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25203 * longlong.h: Update copyright years. Use soft-fp license notice.
25204 Sync __clz_tab declaration with glibc.
25206 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25209 * doc/extend.texi (syscall_linkage): New.
25210 (version_id): Modify.
25212 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25213 Richard Guenther <rguenther@suse.de>
25215 PR tree-optimization/38747
25216 PR tree-optimization/38748
25217 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25218 conversion if the base address is an indirect reference and the
25219 aliasing sets could cause issues.
25221 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25223 * common.opt (fgraphite, fgraphite-identity): Add comment for
25224 explaining why these options are not documented.
25226 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25228 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25229 gimple_call_lhs is NULL.
25231 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25234 * emit-rtl.c (adjust_address_1): Make sure memref is never
25237 2009-01-20 Ben Elliston <bje@au.ibm.com>
25239 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25240 const qualifier from arg parameter. Remove unnecessary cast to char *.
25241 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25242 const qualifier from arg 2.
25244 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25246 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25248 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25251 * rtl.h (reinit_regs): New prototype.
25252 * regclass.c: Include ira.h.
25253 (reinit_regs): New.
25254 * Makefile.in (regclass.o): Add ira.h.
25255 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25257 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25260 * c-common.c (handle_aligned_attribute): Use
25261 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25262 default alignment value.
25264 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25266 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25267 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25269 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25270 __BIGGEST_ALIGNMENT__.
25272 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25274 2009-01-18 Richard Guenther <rguenther@suse.de>
25276 PR tree-optimization/38819
25277 * tree-flow.h (operation_could_trap_helper_p): Declare.
25278 * tree-eh.c (operation_could_trap_helper_p): Export.
25279 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25280 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25281 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25282 are about to insert a possibly trapping instruction and fail
25285 2009-01-18 Andreas Schwab <schwab@suse.de>
25287 * doc/install.texi (Configuration): Remove obsolete paragraph
25288 about use of --with-gnu-ld with --with-gnu-as.
25290 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25292 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25293 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25294 Follow spelling conventions.
25296 2009-01-18 Ben Elliston <bje@au.ibm.com>
25298 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25299 C++ warning about implicit conversion from void * to struct
25301 (bitmap_obstack_free): Likewise for bitmap_element *.
25302 * Makefile.in (bitmap.o-warn): Remove.
25304 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25306 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25308 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25309 Tobias Grosser <tobi.grosser@amd.com>
25311 * graphite.c (graphite_trans_scop_block): Do not block single
25314 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25316 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25317 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25318 test with assertion.
25320 2009-01-16 Richard Guenther <rguenther@suse.de>
25322 PR tree-optimization/38835
25323 PR middle-end/36227
25324 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25325 and INT + PTR -> (INT)(PTR p+ INT) folding.
25326 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25328 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25331 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25332 the subreg from a lowpart subreg if it is also casting the value.
25334 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25335 Tobias Grosser <tobi.grosser@amd.com>
25337 * graphite.c (compare_prefix_loops): New.
25338 (build_scop_canonical_schedules): Rewritten.
25339 (graphite_transform_loops): Move build_scop_canonical_schedules
25340 after build_scop_iteration_domain.
25342 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25343 Tobias Grosser <tobi.grosser@amd.com>
25345 * graphite.c (add_conditions_to_domain): Add the loops to
25346 the dimension of the iteration domain. Do copy the domain
25347 only when it exists.
25348 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25349 (add_conditions_to_constraints): New.
25350 (can_generate_code_stmt, can_generate_code): Removed.
25351 (gloog): Do not call can_generate_code.
25352 (graphite_transform_loops): Call add_conditions_to_constraints
25353 after building the iteration domain.
25355 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25357 PR tree-optimization/38789
25358 * tree-ssa-threadedge.c
25359 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25360 __builtin_constant_p.
25362 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25364 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25365 examined before deleting them.
25367 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25369 * function.c (aggregate_value_p): Correctly extract the function
25370 type from CALL_EXPR_FN lookup.
25372 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25374 * config/picochip/picochip.c (picochip_override_options): Revert
25375 CFI asm flag disable commited previously.
25377 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25378 Tobias Grosser <tobi.grosser@amd.com>
25379 Jan Sjodin <jan.sjodin@amd.com>
25381 * graphite.c (scan_tree_for_params): On substractions negate
25382 all the coefficients of the term.
25383 (clast_to_gcc_expression_red): New. Handle reduction expressions
25384 of more than two operands.
25385 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25386 (get_vdef_before_scop): Handle also the case of default definitions.
25388 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25390 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25391 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25392 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25394 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25395 Joey Ye <joey.ye@intel.com>
25397 PR middle-end/37843
25398 * cfgexpand.c (expand_stack_alignment): Don't update stack
25399 boundary nor check incoming stack boundary here.
25400 (gimple_expand_cfg): Update stack boundary and check incoming
25401 stack boundary here.
25403 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25405 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25407 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25409 PR rtl-optimization/38245
25410 * calls.c (expand_call): Add stack arguments to
25411 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25412 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25413 in regs and partially in memory or BLKmode arguments.
25414 (emit_library_call_value_1): Add stack arguments to
25415 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25416 ACCUMULATE_OUTGOING_ARGS).
25417 * dce.c: Include tm_p.h.
25418 (find_call_stack_args): New function.
25419 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25421 (mark_insn): Call find_call_stack_args for CALL_Ps.
25422 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25423 forwards. Allocate and free arg_stores bitmap if needed, pass it
25424 down to deletable_insn_p, don't mark stores set in arg_stores
25425 bitmap, clear the bitmap at the beginning of each bb.
25426 * Makefile.in (dce.o): Depend on $(TM_P_H).
25428 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25431 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25432 to make sure the insn is a conditional test (bug 22599). Reformat a
25435 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25437 PR middle-end/38431
25438 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25439 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25440 (gloog): Do not call cleanup_tree_cfg.
25441 (graphite_transform_loops): Call cleanup_tree_cfg after all
25442 scops have been code generated.
25444 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25445 * doc/gty.texi (Invoking the garbage collector): Added new node
25446 and section documenting ggc_collect.
25448 2009-01-14 Richard Guenther <rguenther@suse.de>
25450 PR tree-optimization/38826
25451 PR middle-end/38477
25452 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25453 initialization notes only if we actually emitted a warning.
25454 (intra_create_variable_infos): Add constraints for a result decl
25455 that is passed by hidden reference.
25456 (build_pred_graph): Mark all related variables non-direct on
25459 2009-01-14 Nick Clifton <nickc@redhat.com>
25461 * ira-conflicts.c: Include addresses.h for the definition of
25463 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25464 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25466 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25469 * Makefile.in (ira-lives.o): Add except.h.
25471 * ira-lives.c: Include except.h.
25472 (process_bb_node_lives): Process can_throw_internal.
25474 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25476 PR rtl-optimization/38774
25477 * combine.c (simplify_set): When undoing cc_use change, don't do
25478 PUT_CODE on the newly created comparison, but instead put back the
25481 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25483 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25484 values. Remove duplicate arm8 entry.
25486 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25488 PR tree-optimization/38786
25489 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25490 the SSA_NAME case of expand_scalar_variables_expr.
25491 Set the type of an expression to the type of its assign statement.
25492 (expand_scalar_variables_expr): Also gather the scalar computation
25493 used to index the memory access. Do not pass loop_p.
25494 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25495 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25496 the gimple_stmt_iterator where it inserts new code.
25497 Do not pass loop_p.
25498 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25499 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25501 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25503 * graphite.h (debug_value): Removed.
25504 * graphite.c (debug_value): Removed.
25506 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25508 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25509 ldrd/strd with two 32-bit instructions.
25511 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25513 * config/arm/arm.c (struct processors): Pass for speed down into
25514 cost helper functions.
25515 (const_ok_for_op): Handle COMPARE and inequality nodes.
25516 (arm_rtx_costs_1): Rewrite.
25517 (arm_size_rtx_costs): Update prototype.
25518 (arm_rtx_costs): Pass speed down to helper functions.
25519 (arm_slowmul_rtx_costs): Rework cost calculations.
25520 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25521 (arm_9e_rtx_costs): Likewise.
25523 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25525 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25526 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25527 (alpha_legitimize_address): Do not split local symbols wider than
25528 UNITS_PER_WORD into HIGH/LO_SUM parts.
25530 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25533 * gcc.c (process_command): Replace call to execvp with calls
25534 to pex_one and exit.
25536 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25539 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25540 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25541 variant for devices with 3-byte PC.
25542 (__tablejump_elpm__): New.
25544 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25547 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25548 offsetof member-designator, handle it as `[0].'.
25550 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25552 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25553 function when not using named sections on targets with named sections
25554 if branch distance is less than 262132.
25556 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25558 * combine.c (combine_instructions): Recompute
25559 optimize_this_for_speed_p for each BB in the main combine loop.
25561 2009-01-12 Tomas Bily <tbily@suse.cz>
25564 * tree-loop-distribution.c (prop_phis): New function.
25565 (generate_builtin): Call prop_phis.
25566 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25568 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25570 PR tree-optimization/38807
25571 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25572 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25574 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25576 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25577 subreg of op0 to the original op0.
25579 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25581 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25583 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25586 * mips-tfile.c (parse_def): Fix parsing of def strings
25587 starting with digits.
25589 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25592 * config/arm/arm.c (arm_is_long_call_p): Don't call
25593 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25595 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25597 * regrename.c (regrename_optimize): Fix dumping.
25598 (find_oldest_value_reg): Preserve REG_POINTER.
25599 (copy_hardreg_forward_1): Likewise.
25601 2009-01-09 Diego Novillo <dnovillo@google.com>
25603 * gimple.h (struct gimple_statement_base) <uid>: Document
25604 the restrictions on its use.
25605 (gimple_uid): Tidy.
25606 (gimple_set_uid): Tidy.
25608 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25610 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25611 zero guard even if align_bytes != 0 and count is smaller than
25614 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25616 PR rtl-optimization/38495
25617 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25618 (add_range_and_copies_from_move_list): Print all added ranges.
25619 Add ranges to memory optimized destination.
25621 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25625 * config/i386/i386.c (override_options): Reject
25626 -mstringop-strategy=rep_8byte with -m32.
25627 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25628 to 1. Do count comparison against epilogue_size_needed at compile
25629 time even when count_exp was constant forced into register. For
25630 size_needed don't jump to epilogue, instead just avoid aligning
25631 and invoke the body algorithm. If need_zero_guard, add zero guard
25632 even if count is non-zero, but smaller than size_needed + number of
25633 bytes that could be stored for alignment.
25634 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25635 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25636 but smaller than size_needed + number of bytes that could be stored
25637 for alignment. Compare size_needed with epilogue_size_needed instead
25638 of desired_align - align, don't adjust size_needed, pass
25639 epilogue_size_needed to the epilogue expanders.
25642 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25644 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25646 * pa.c (last_address): Change to unsigned.
25647 (update_total_code_bytes): Change argument to unsigned. Don't
25648 check if insn addresses are set.
25649 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25650 addresses are not set.
25651 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25653 2009-01-09 Nick Clifton <nickc@redhat.com>
25655 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25656 DECL_DECLARED_INLINE_P.
25658 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25660 PR middle-end/38347
25661 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25662 GET_MODE (op0) in operand_subword_force calls.
25664 PR middle-end/38771
25665 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25666 fold_convert arg0 operands to TREE_TYPE (op0) first.
25668 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25670 * params.def (ira-max-conflict-table-size): Decrease default value
25673 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25675 PR tree-optimization/37031
25676 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25678 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25679 allocate it using gc instead of heap, use VEC_quick_push instead of
25681 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25682 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25683 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25684 allocated vector from heap allocated.
25685 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25686 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25687 vector only after perfect_loop_nest_depth call.
25689 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25690 Jan Sjodin <jan.sjodin@amd.com>
25692 PR tree-optimization/38559
25693 * graphite.c (debug_value, copy_constraint,
25694 swap_constraint_variables, scale_constraint_variable, ): New.
25695 (get_lower_bound, get_upper_bound): Removed.
25696 (graphite_trans_bb_strip_mine): Clean up this code that works
25697 only for constant number of iterations. Fully copy upper and
25698 lower bound constraints, not only the constant part of them.
25699 * graphite.h (debug_value): Declared.
25701 2009-01-08 Ira Rosen <irar@il.ibm.com>
25703 PR tree-optimization/37194
25704 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25705 Don't add the cost of cost model guard in prologue to scalar
25706 outside cost in case of known number of iterations.
25708 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25709 Alan Modra <amodra@bigpond.net.au>
25711 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25712 non-word-aligned REG+CONST addressing.
25714 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25717 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25718 free_after_compilation when outputting a thunk.
25719 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25720 Do not call free_after_compilation here.
25722 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25724 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25725 (ix86_valid_target_attribute_inner_p): Ditto.
25727 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25729 PR tree-optimization/38492
25730 PR tree-optimization/38498
25731 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25732 * tree-chrec.h (scev_is_linear_expression): Declared.
25733 * graphite.c (graphite_cannot_represent_loop_niter): New.
25734 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25735 (graphite_loop_normal_form): Use gcc_assert.
25736 (scan_tree_for_params): Use CASE_CONVERT.
25737 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25738 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25739 Use gcc_assert. Discard scops that contain unhandled cases.
25740 (build_scop_conditions): Return a boolean status for unhandled cases.
25741 (strip_mine_profitable_p): Print the loop number, not its depth.
25742 (is_interchange_valid): Pass the depth of the loop nest, don't
25743 recompute it wrongly.
25744 (graphite_trans_bb_block): Same.
25745 (graphite_trans_bb_block): Print tentative of loop blocking.
25746 (graphite_trans_scop_block): Do not print that the loop has been
25748 (graphite_transform_loops): Do not handle scops that contain condition
25751 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25753 AVX Programming Reference (December, 2008)
25754 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25755 (_mm256_stream_pd): Likewise.
25756 (_mm256_stream_ps): Likewise.
25758 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25759 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25760 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25761 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25762 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25763 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25764 (ix86_expand_special_args_builtin): Likewise.
25766 * config/i386/sse.md (AVXMODEDI): New.
25767 (avx_movnt<mode>): Likewise.
25768 (avx_movnt<mode>): Likewise.
25769 (<sse>_movnt<mode>): Remove AVX support.
25770 (sse2_movntv2di): Likewise.
25772 2009-01-07 Richard Guenther <rguenther@suse.de>
25774 PR middle-end/38751
25775 * fold-const.c (extract_muldiv): Remove obsolete comment.
25776 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25777 to PLUS_EXPR canonicalization for the canonicalization.
25779 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25781 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25782 hosted cross-compilers generating less efficient code.
25784 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25786 * function.h (rtl_data): Add a dbr_scheduled_p field.
25787 * reorg.c (dbr_schedule): Set it.
25788 (gate_handle_delay_slots): Check it.
25789 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25790 (mips_reorg): Check flag_delayed_branch instead of
25791 mips_base_delayed_branch.
25792 (mips_override_options): Don't set mips_base_delayed_branch
25793 or flag_delayed_branch.
25795 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25797 PR rtl-optimization/38426.
25798 * ira.c (ira): Set current_function_is_leaf earlier.
25800 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25802 PR rtl-optimization/38722
25803 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25804 too early, only set a flag and modify after last possible
25807 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25810 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25811 * real.c (decimal_single_format): Correct values of emin and emax.
25812 (decimal_double_format): Ditto.
25813 (decimal_quad_format): Ditto.
25814 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25815 computation of DECnn_MIN and DECnn_MAX for corrected values of
25816 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25817 __DECnn_MIN__, and adjust its computation for the corrected value
25820 2009-01-06 Jan Hubicka <jh@suse.cz>
25823 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25825 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25827 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25828 Add Robert Clark to the list of testers.
25830 2009-01-06 Jan Hubicka <jh@suse.cz>
25831 Kai Tietz <kai.tietz@onevision.com>
25833 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25834 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25836 2009-01-06 Jan Hubicka <jh@suse.cz>
25837 Kai Tietz <kai.tietz@onevision.com>
25839 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25841 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25842 (ix86_nsaved_regs): Count only general purpose regs.
25843 (ix86_nsaved_sseregs): New.
25844 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25845 to 16 for w64; compute padding and size of sse reg save area.
25846 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25847 general purpose regs.
25848 (ix86_emit_save_sse_regs_using_mov): New.
25849 (ix86_expand_prologue): Save SSE regs if needed.
25850 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25851 (ix86_emit_restore_sse_regs_using_mov): New.
25852 (ix86_expand_epilogue): Save SSE regs if needed.
25854 2009-01-06 Jan Hubicka <jh@suse.cz>
25855 Kai Tietz <kai.tietz@onevision.com>
25857 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25858 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25859 functions when accumulate outgoing args is off.
25861 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25864 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25865 before using pseudos_have_intersected_live_ranges_p.
25867 * ira-int.h (ira_assert): Always define.
25869 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25871 AVX Programming Reference (December, 2008)
25872 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25873 (_mm256_permute2_pd): Likewise.
25874 (_mm_permute2_ps): Likewise.
25875 (_mm256_permute2_ps): Likewise.
25876 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25877 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25879 * config/i386/i386.c (ix86_builtins): Remove
25880 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25881 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25882 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25883 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25884 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25885 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25886 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25887 __builtin_ia32_vpermil2ps256.
25888 (ix86_init_mmx_sse_builtins): Updated.
25889 (ix86_expand_args_builtin): Likewise.
25891 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25893 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25894 long absolute calls when generating PA 2.0 code.
25896 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25898 PR rtl-optimization/38583
25899 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25901 * params.def (ira-max-conflict-table-size): New.
25903 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25905 * ira.h (ira_conflicts_p): New external definition.
25907 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25908 table. Report this. Return result of building.
25909 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25910 building conflict table.
25912 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25913 (ira_color): Use ira_conflicts_p.
25915 * global.c: Include ira.h.
25916 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25919 * Makefile.in (global.o): Add ira.h.
25921 * ira-build.c (mark_all_loops_for_removal,
25922 propagate_some_info_from_allocno): New.
25923 (remove_unnecessary_allocnos): Call
25924 propagate_some_info_from_allocno.
25925 (remove_low_level_allocnos): New.
25926 (remove_unnecessary_regions): Add parameter. Call
25927 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25928 parameter to remove_unnecessary_regions.
25929 (ira_build): Remove all regions but root if the conflict table was
25930 not built. Update conflict hard regs for allocnos crossing calls.
25932 * ira.c (ira_conflicts_p): New global.
25933 (ira): Define and use ira_conflicts_p.
25935 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25936 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25937 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25939 2009-01-06 Ben Elliston <bje@au.ibm.com>
25941 * gengtype-lex.l (YY_NO_INPUT): Define.
25943 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25946 * c-common.c (handle_vector_size_attribute): Also reject
25947 BOOLEAN_TYPE types.
25949 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25951 PR tree-optimization/38492
25952 * graphite.c (rename_map_elt, debug_rename_elt,
25953 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25954 rename_map_elt_info, eq_rename_map_elts,
25955 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25956 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25957 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25958 (sese_build_livein_liveouts): New.
25959 (new_sese, free_sese): New.
25960 (new_scop): Call new_sese.
25961 (free_scop): Call free_sese.
25962 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25963 (register_old_new_names): Renamed register_old_and_new_names.
25964 (register_scop_liveout_renames, add_loop_exit_phis,
25965 insert_loop_close_phis, struct igp,
25966 default_liveout_before_guard, add_guard_exit_phis,
25967 insert_guard_phis, copy_renames): New.
25968 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25969 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25970 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25971 (scop_adjust_phis_for_liveouts): New.
25972 (gloog): Call scop_adjust_phis_for_liveouts.
25974 * graphite.h (struct sese): Documented. Added fields liveout,
25975 num_ver and livein.
25976 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25977 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25978 (struct scop): Added field liveout_renames.
25979 (SCOP_LIVEOUT_RENAMES): New.
25981 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25983 PR tree-optimization/38510
25984 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25985 (translate_clast): Call recompute_all_dominators before
25987 (gloog): Call recompute_all_dominators before graphite_verify.
25989 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25990 Jan Sjodin <jan.sjodin@amd.com>
25992 PR tree-optimization/38500
25993 * graphite.c (create_sese_edges): Call fix_loop_structure after
25996 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25998 * config.gcc: Add m32r*-*-rtems*.
25999 * config/m32r/rtems.h: New file.
26001 2009-01-05 Ben Elliston <bje@au.ibm.com>
26003 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
26004 (.po.pox): Likewise.
26005 (po/gcc.pot): Likewise.
26007 2009-01-04 David S. Miller <davem@davemloft.net>
26009 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
26010 (STARTING_FRAME_OFFSET): Always set to zero.
26012 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26014 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
26015 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
26016 fixed-point types, and vectors of the same.
26018 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
26020 * config/mips/sync.md (*mb_barrier): Rename to...
26021 (*memory_barrier): ...this.
26023 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
26025 * doc/extend.texi (Function Attributes): Move @cindex after @item
26026 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
26027 and put in alphabetical order. Fix 'target' name and put in order.
26028 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
26031 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
26033 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
26034 (memory_barrier): Expand as unspec instead of unspec_volatile.
26035 Remove mem:BLK from insn operands. Use Pmode scratch register.
26036 (*memory_barrier): Define as unspec instead of unspec_volatile.
26037 Use (match_dup 0) as input operand.
26039 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
26040 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
26041 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
26042 scratch register. Remove operand 1.
26043 (*stbar): Define as unspec instead of unspec_volatile.
26044 Use (match_dup 0) as input operand, remove (const_int 8).
26045 (*membar): Define as unspec instead of unspec_volatile.
26046 Use (match_dup 0) as input operand, remove input operand 2.
26048 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
26049 (memory_barrier): Expand as unspec instead of unspec_volatile.
26050 Remove mem:BLK from insn operands. Use Pmode scratch register.
26051 (*memory_barrier): Define as unspec instead of unspec_volatile.
26052 Use (match_dup 0) as input operand.
26054 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
26055 Remove mem:BLK from insn operands. Use Pmode scratch register.
26056 Set volatile flag on operand 0.
26057 (*memory_barrier): New insn pattern.
26059 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
26061 (*memory_barrier): Use (match_dup 0) as input operand.
26063 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
26064 Remove mem:BLK from insn operands. Use Pmode scratch register.
26065 Set volatile flag on operand 0.
26066 (*mb_internal): New insn pattern.
26068 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26070 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26072 PR middle-end/38586
26073 * function.c (struct temp_slot): Move to the section of the file
26074 that deals with temp slots. Remove field 'address'.
26075 (temp_slot_address_table): New hash table of address -> temp slot.
26076 (struct temp_slot_address_entry): New struct, items for the table.
26077 (temp_slot_address_compute_hash, temp_slot_address_hash,
26078 temp_slot_address_eq, insert_temp_slot_address): Support functions
26080 (find_temp_slot_from_address): Rewrite to use the new hash table.
26081 (remove_unused_temp_slot_addresses): Remove addresses of temp
26082 slots that have been made available.
26083 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26084 worker function for remove_unused_temp_slot_addresses.
26085 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26086 Add the temp slot address to the address -> temp slot map.
26087 (update_temp_slot_address): Update via insert_temp_slot_address.
26088 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26089 (pop_temp_slots): Likewise.
26090 (init_temp_slots): Allocate the address -> temp slot map, or empty
26091 the map if it is already allocated.
26092 (prepare_function_start): Initialize temp slot processing.
26094 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26096 PR middle-end/38584
26097 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26098 Calculate the size of all stack vars assuming no packing of stack
26099 vars will happen, replacing a quadratic algorithm with a linear one.
26101 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26104 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26107 2009-01-03 Diego Novillo <dnovillo@google.com>
26109 * doc/contrib.texi: Update contributions.
26111 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26114 * builtins.c (fold_builtin_memory_op): Give up if either operand
26115 is volatile. Set srctype or desttype to non-qualified version
26119 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26120 and FUNCTION_DECLs.
26122 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26124 PR rtl-optimization/35805
26125 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26126 problem if fast dce is able to remove any instructions.
26127 * dce.c (dce_process_block): Fix dump message.
26129 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26132 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26134 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26136 PR middle-end/38690
26137 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26138 * tree-pretty-print.c (op_code_prio): New function.
26139 (op_prio): No longer static. Use op_code_prio.
26140 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26141 Use op_prio and op_code_prio to determine if () should be
26142 printed around operand(s) or not.
26144 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26145 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26146 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26147 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26148 pp_character instead of pp_string for single letter printing.
26150 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26152 * doc/extend.texi: Fix '#pragma GCC option' typo.
26154 2009-01-02 Richard Guenther <rguenther@suse.de>
26156 * doc/install.texi (--enable-checking): Mention different
26157 default for stage1.
26158 (--enable-stage1-checking): Document.
26160 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26162 PR middle-end/30142
26163 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26164 case to be an error.
26166 2009-01-02 Ben Elliston <bje@au.ibm.com>
26168 * config/fp-bit.h (pack_d): Constify argument.
26169 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26170 (isnan): Constify argument.
26172 (iszero): Likewise.
26173 (pack_d): Likewise.
26174 (_fpadd_parts): Constify return type.
26175 (_fpmul_parts): Likewise.
26176 (_fpdiv_parts): Likewise.
26178 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26181 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26182 warn about overwriting initializer with side-effects or
26183 -Woverride-init if !IMPLICIT.
26184 (output_init_element): Likewise. Pass IMPLICIT down to
26186 (process_init_element): Add IMPLICIT argument. Pass it down
26187 to output_init_element.
26188 (push_init_element, pop_init_level, set_designator): Adjust
26189 process_init_element callers.
26190 (set_nonincremental_init, set_nonincremental_init_from_string):
26191 Adjust add_pending_init callers.
26192 (output_pending_init_elements): Adjust output_init_element callers.
26193 * c-tree.h (process_init_element): Adjust prototype.
26194 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26195 process_init_element callers.
26198 Copyright (C) 2009 Free Software Foundation, Inc.
26200 Copying and distribution of this file, with or without modification,
26201 are permitted in any medium without royalty provided the copyright
26202 notice and this notice are preserved.