1 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
3 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
4 gcc_unreachable as appropriate.
5 (machopic_function_base_name, machopic_indirect_data_reference,
6 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
7 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
8 * config/rs6000/altivec.md (*mov<mode>_internal,
9 build_vector_mask_for_load): Likewise.
10 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
11 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
12 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
13 * config/rs6000/predicates.md (easy_fp_constant,
14 logical_operand): Likewise.
15 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
16 compute_save_world_info, rs6000_emit_prologue,
17 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
18 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
21 2005-05-03 Uros Bizjak <uros@kss-loka.si>
24 * convert.c (convert_to_integer): Convert ceil and floor in
27 2005-04-29 Geoffrey Keating <geoffk@apple.com>
30 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
31 define_insn_and_split. Split only when memory operand is
32 offsettable. Use adjust_address rather than plus_constant.
33 (floatunssidf2_internal): Likewise.
34 (fix_truncdfsi2_internal): Split only when memory operand is
35 offsettable. Use adjust_address rather than plus_constant.
36 (fix_trunctfsi2_internal): Likewise.
37 (floatsidf2_internal): Likewise.
39 2005-05-02 Diego Novillo <dnovillo@redhat.com>
41 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
42 (set_value_range_to_null): Likewise.
43 (set_value_range_to_varying): New function. Use it in all
44 call sites that used to call set_value_range (vr, VR_VARYING, ...).
45 (extract_range_from_assert): If the integral type has a
46 super-type, and LIMIT is not within MIN and MAX values of that
47 type, set the resulting range to VR_VARYING.
49 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
51 * config/mmix/mmix.opt: New file.
52 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
53 (mmix_cc1_ignored_option): Don't declare.
54 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
55 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
56 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
57 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
58 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
59 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
60 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
61 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
63 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
64 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
65 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
67 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
70 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
71 * c-decl.c (current_function_prototype_built_in,
72 current_function_prototype_arg_types): New.
73 (merge_decls): Keep source location of prototype followed by
74 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
75 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
76 (start_function): Always set current_function_prototype_locus,
77 current_function_prototype_built_in and
78 current_function_prototype_arg_types. Check for external
79 prototype whether or not visible for external function and set
80 current_function_prototype_arg_types accordingly.
81 (store_parm_decls_oldstyle): Use
82 current_function_prototype_arg_types for checking old-style
83 definition against prototype. Give warnings only if
84 current_function_prototype_built_in).
86 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
88 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
89 (ggc_alloc_zone_stat): Don't define.
90 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
91 ggc_alloc_zone_pass_stat.
92 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
93 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
94 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
96 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
98 * calls.c (expand_call): Handle current_function_pretend_args_size
99 when checking for sibcalls.
101 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
103 PR tree-optimization/21294
104 * tree-vrp.c (vrp_expr_computes_nonzero): New.
105 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
107 2005-05-02 Janis Johnson <janis187@us.ibm.com>
110 * gcov-io.h: Declare gcov external functions hidden.
112 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
114 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
115 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
116 Use VEC instead of VARRAY.
119 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
122 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
124 * c-common.c (resolve_overloaded_builtin): Forward to target
125 hook for BUILT_IN_MD built-ins.
126 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
127 for all types of built-in.
128 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
129 in the definition of the target hooks struct.
130 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
131 * config/rs6000/altivec.h: Rewritten.
132 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
133 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
134 rs6000_builtin_type, rs6000_builtin_type_compatible,
135 altivec_overloaded_builtins, rs6000_builtin_type,
136 rs6000_builtin_type_compatible): New.
137 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
139 (def_builtin): Turn into a function. Check for duplicates and store
140 the builtin into rs6000_builtin_decls.
141 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
142 bdesc_1arg): Add overloaded builtins.
143 (altivec_expand_builtin): Check for unresolved overloaded builtins,
144 do not support ALTIVEC_COMPILETIME_ERROR.
145 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
146 nodes to represent front-end types.
147 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
148 with opaque arguments and/or return values.
149 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
150 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
151 (rs6000_builtin_type_index): New.
152 (is_ev64_opaque_type): Rename to...
153 (rs6000_is_opaque_type): ... this.
154 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
157 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
159 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
162 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
163 Bernd Schmidt <bernd.schmidt@analog.com>
165 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
166 print_address_operand, print_operand, legitimize_pic_address,
167 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
168 output_pop_multiple): Use gcc_assert or gcc_unreachable as
170 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
172 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
174 * doc/passes.texi: Document vectorization pass.
176 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
178 * tree-scalar-evolution.c (get_exit_conditions_rec,
179 select_loops_exit_conditions,
180 number_of_iterations_for_all_loops,
181 analyze_scalar_evolution_for_all_loop_phi_nodes,
182 scev_analysis): Use VEC instead of VARRAY.
184 2005-05-02 Michael Matz <matz@suse.de>
187 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
188 (warn_strict_null_sentinel): Define.
189 (check_function_sentinel): Check for null_node as valid sentinel too.
190 * c-common.h (c_tree_index): Added CTI_NULL.
191 (null_node) Define global_tree[CTI_NULL].
192 (warn_strict_null_sentinel): Declare.
193 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
194 * c.opt: (Wstrict-null-sentinel): New C++ option.
195 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
197 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
199 * gimplify.c (gimplify_compound_lval): Use VEC instead of
202 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
204 * dwarf2out.c (decl_scope_table, push_decl_scope,
205 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
208 2005-05-01 Mark Mitchell <mark@codesourcery.com>
211 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
213 * doc/cpp.texi (__DEPRECATED): Document.
214 (__EXCEPTIONS): Likewise.
215 (__GXX_WEAK__): Likewise.
217 * function.c (INVOKE__main): Do not define.
218 (expand_main_function): Check HAS_INIT_SECTION when determining
219 whether or not to call __main.
221 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
223 * tree-ssa-loop-ivopts.c: Fix a comment typo.
225 2005-01-05 Paul Brook <paul@codesourcery.com>
227 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
228 (INITIALIZE_TRAMPOLINE): Use it.
229 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
230 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
231 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
233 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
235 * doc/install.texi (Specific): Omit dots in the @anchors names
236 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
237 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
239 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
241 PR tree-optimization/18316
242 PR tree-optimization/19126
243 * tree.c (build_int_cst_type): Avoid shift by size of type.
244 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
246 * tree-scalar-evolution.h (simple_iv): Declaration changed.
247 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
249 (dump_cand): Dump depends_on information.
250 (determine_biv_step): Add argument to simple_iv call.
251 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
252 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
254 (add_candidate_1): Record depends_on for candidates.
255 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
256 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
257 Handle ivs with nonconstant step.
258 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
259 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
260 (create_new_iv): Unshare the step before passing it to create_iv.
261 (free_loop_data): Free cand->depends_on.
262 (build_addr_strip_iref): New function.
263 (find_interesting_uses_address): Use build_addr_strip_iref.
264 (strip_offset_1): Split the recursive part from strip_offset.
265 Strip constant offset component_refs and array_refs.
266 (strip_offset): Split the recursive part to strip_offset_1.
267 (add_address_candidates): Removed.
268 (add_derived_ivs_candidates): Do not use add_address_candidates.
269 (add_iv_value_candidates): Add candidates with stripped constant
270 offset. Consider all candidates with initial value 0 important.
271 (struct affine_tree_combination): New.
272 (aff_combination_const, aff_combination_elt, aff_combination_scale,
273 aff_combination_add_elt, aff_combination_add,
274 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
275 fold_affine_sum): New functions.
276 (get_computation_at): Use fold_affine_sum.
277 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
278 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
281 2005-04-30 Michael Matz <matz@suse.de>
283 * config/i386/i386.md (movmemsi): Also active when
284 TARGET_INLINE_ALL_STRINGOPS.
286 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
289 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
291 2005-04-30 Paul Brook <paul@codesourcery.com>
293 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
295 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
296 * config/arm/ieee754-sf.S: Ditto.
297 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
298 (FUNC_ALIAS): Use .thumb_set for thumb routines.
300 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
302 * tree-ssanames.c: Fix a comment typo.
303 * doc/options.texi: Fix a typo.
305 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
307 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
308 gcc_unreachable as appropriate.
309 (split_adds_subs, cond_string, print_operand,
310 h8300_initial_elimination_offset, h8300_classify_operand,
311 h8300_unary_length, h8300_short_immediate_length,
312 h8300_bitfield_length, h8300_binary_length,
313 h8300_insn_length_from_table, compute_mov_length, output_plussi,
314 compute_plussi_length, compute_plussi_cc, output_logical_op,
315 compute_logical_op_length, compute_logical_op_cc,
316 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
317 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
318 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
319 h8300_regs_ok_for_stm): Likewise.
320 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
321 monitor_prologue): Likewise.
323 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
325 * loop-invariant.c (invariants, create_new_invariant,
326 get_inv_cost, best_gain_for_invariant,
327 find_invariants_to_move, move_invariants,
328 init_inv_motion_data, free_inv_motion_data): Use VEC instead
331 2005-04-29 Richard Henderson <rth@redhat.com>
333 * function.c (instantiate_decls): Remove valid_only argument.
334 (instantiate_decls_1, instantiate_decl): Likewise.
335 (instantiate_virtual_regs_1): Delete.
336 (instantiate_virtual_regs_lossage): Delete.
337 (instantiate_virtual_regs_in_rtx): New.
338 (safe_insn_predicate): New.
339 (instantiate_virtual_regs_in_insn): New.
340 (instantiate_virtual_regs): Update to match all that. Only run
341 instantiate_decls once.
343 2005-04-29 Richard Henderson <rth@redhat.com>
344 Daniel Jacobowitz <dan@codesourcery.com>
346 * gengtype.c (write_func_for_structure): Split out ...
347 (output_type_enum): ... new function. Fix thinko accessing
348 TYPE_PARAM_STRUCT data.
350 2005-04-29 Tom Tromey <tromey@redhat.com>
352 * tree.c (build_block): Removed unused 'tags' argument.
353 * tree.h (build_block): Removed argument.
355 2005-04-29 Michael Matz <matz@suse.de>
357 PR rtl-optimization/21144
358 * postreload.c (reload_cse_move2add): Check for VOIDmode.
360 2005-04-29 Bob Wilson <bob.wilson@acm.org>
362 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
365 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
367 PR tree-optimization/21030
368 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
369 ranges where VR->MAX is smaller than VR->MIN.
371 2005-04-29 Devang Patel <dpatel@apple.com>
373 PR tree-optimization/21272
374 PR tree-optimization/21266
375 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
377 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
379 * tree-flow-inline.h: Fix a comment typo.
380 * doc/tree-ssa.texi: Fix a typo.
382 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
384 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
386 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
387 gcc_unreachable as appropriate.
388 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
389 fr30_print_operand, fr30_move_double): Likewise.
390 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
392 2005-04-29 Mark Mitchell <mark@codesourcery.com>
394 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
395 definition has already been provided.
396 (ARM_EABI_DTORS_SECTION_OP): Likewise.
397 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
398 (ARM_EABI_DTORS_SECTION_OP): Likewise.
400 2005-04-29 Jim Tison <jtison@us.ibm.com>
402 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
403 trace hooks calls to improve performance.
405 2005-04-29 Julian Brown <julian@codesourcery.com>
406 Mark Mitchell <mark@codesourcery.com>
407 Paul Brook <paul@codesourcery.com>
409 * crtstuff.c: Handle targets that use .init_array.
410 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
411 that INVOKE__main is set correctly.
412 (expand_main_function): Test INVOKE__main.
413 * libgcc2.c: Do not define __main when using .init_array.
414 * config/arm/arm.c (arm_elf_asm_constructor): New function.
415 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
417 (DTORS_SECTION_ASM_OP): Likewise.
418 (CTOR_LIST_BEGIN): Define specially when in libgcc.
419 (CTOR_LIST_END): Likewise.
420 (DTOR_LIST_BEGIN): Likewise.
421 (DTOR_LIST_END): Likewise.
422 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
423 (FINI_SECTION_ASM_OP): Likewise.
424 (INIT_ARRAY_SECTION_ASM_OP): Define.
425 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
426 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
427 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
428 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
429 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
431 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
433 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
434 gcc_assert and gcc_unreachable as appropriate.
435 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
436 const_int_cost, output_move_const_into_data_reg,
437 output_move_qimode, output_move_double, find_addr_reg,
438 print_operand, print_operand_address): Likewise.
439 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
440 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
441 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
442 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
443 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
444 conditional_trap): Likewise.
445 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
447 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
449 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
450 gcc_unreachable as appropriate.
451 (gen_conditional_move, xtensa_split_operand_pair,
452 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
453 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
454 xtensa_copy_incoming_a7, xtensa_output_literal,
455 xtensa_output_literal, xtensa_output_literal): Likewise.
456 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
457 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
458 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
459 movsicc_internal1, movsfcc_internal0,
460 movsfcc_internal1): Likewise.
462 2005-04-28 James E Wilson <wilson@specifixinc.com>
464 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
465 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
467 2005-04-28 DJ Delorie <dj@redhat.com>
469 * opt-functions.awk (var_set): Emit proper initializer for
470 non-target bitfields.
472 2005-04-28 Devang Patel <dpatel@apple.com>
474 * dbxout.c (have_used_extensions): Remove.
475 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
476 have_used_extensions.
478 2005-04-28 James E Wilson <wilson@specifixinc.com>
480 * doc/install.texi: Update -enable-languages info. Correct path to
483 2005-04-28 DJ Delorie <dj@redhat.com>
485 * optc-gen.awk (END): Make sure no variable is defined more
487 * opth-gen.awk (END): Allocate bits on a per-variable basis.
488 Allow for bitfield variables other than target_flags.
489 * doc/options.text (Mask): Document that you may specify a
490 variable other than target_flags.
492 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
494 PR rtl-optimization/18877
495 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
498 2005-04-28 David Edelsohn <edelsohn@gnu.org>
501 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
503 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
504 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
505 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
507 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
509 * arm.c (legitimize_pic_address): Fix sense of assertion test for
510 creating pseudos when the base offset is too large.
512 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
514 * global.c (earlyclobber_regclass): Change the type to
516 (check_earlyclobber): Update uses of earlyclobber_regclass.
517 (mark_reg_use_for_earlyclobber): Likewise.
518 (calculate_local_reg_bb_info): Allocate and free
519 earlyclobber_regclass using the VEC API.
521 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
523 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
526 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
528 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
531 * config.gcc: Obsolete c4x-* and tic4x-*.
533 * tree.h (edge_def): Remove.
535 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
536 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
537 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
538 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
541 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
542 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
543 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
544 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
545 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
546 machmode.def, mips-tfile.c, params.c, pretty-print.c,
547 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
548 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
549 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
550 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
551 config/i386/cygming.h, config/i386/djgpp.h,
552 config/i386/lynx.h, config/i386/netware.c,
553 config/i386/winnt.c, config/ia64/ia64-c.c,
554 config/iq2000/iq2000.c, config/m32r/little.h,
555 config/m68k/m68k-protos.h, config/m68k/m68k.h,
556 config/m68k/m68k.md, config/mcore/mcore.c,
557 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
558 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
559 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
560 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
561 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
562 config/pdp11/pdp11.h, config/rs6000/darwin.h,
563 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
564 config/s390/2064.md, config/s390/2084.md,
565 config/s390/s390-modes.def, config/s390/s390-protos.h,
566 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
567 config/stormy16/stormy16.c, config/vax/vax-protos.h,
568 config/vax/vax.c, config/vax/vax.h,
569 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
572 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
574 * c-typeck.c (build_compound_expr): Correct logic in last change.
576 2005-04-27 James E. Wilson <wilson@specifixinc.com>
578 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
579 parameters. Replace conditional move code with assert checking for
580 ar.lc. Delete obsolete comments.
581 (set_src_needs_barrier): Delete cond parameter, and code using it.
582 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
583 assert checking for PR_REGS. Fix calls to update_set_flags and
584 set_src_needs_barrier.
585 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
586 callers. Rewrite explanatory comment before the function.
587 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
590 2005-04-27 Mike Stump <mrs@apple.com>
592 * doc/cpp.texi: gcc now implements universal character names.
594 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
597 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
598 being a compound expression whose right-hand side is cast to void.
600 2005-04-27 Caroline Tice <ctice@apple.com>
602 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
603 Remove targetm.have_named_sections test.
604 (fix_edges_for_rarely_executed_code): Likewise.
605 (insert_section_boundary_note): Likewise.
606 (reorder_basic_blocks): Check partitioning flag before calling
607 verify_hot_cold_block_grouping.
608 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
609 the function struct rather than global variables.
610 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
611 (COLD_END_LABEL): Likewise
612 (cold_text_section_label): New static global variable.
613 (cold_end_label): Likewise.
614 (dwarf2out_switch_text_section): Get hot/cold section labels from
615 the function struct rather than global variables; test to make sure
617 (output_aranges): Use cold_text_section_label and cold_end_label;
618 check partitioning flag before putting out delta.
619 (output_ranges): Remove incorrect code attempting to use
621 (output_line_info): Get cold section label from function struct; test
622 to make sure cfun is defined.
623 (add_location_or_const_value_attribute): Likewise.
624 (dwarf2out_var_location): Likewise.
625 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
626 write out cold_text_section_label if partition flag is set.
627 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
628 * function.h (struct function): Add new fields to point to hot/cold
629 section labels: hot_section_label, cold_section_label,
630 hot_section_end_label and cold_section_end_label; also add new field
631 for cold text section name, unlikely_text_section_name.
632 * opts.c (decode_options): Turn off partitioning flag if
633 !targetm.have_named_sections.
634 * output.h (hot_section_label): Remove.
635 (hot_section_end_label): Remove.
636 (cold_section_end_label): Remove.
637 (unlikely_section_label): Remove.
638 (unlikely_text_section_name): Remove.
639 * passes.c (rest_of_handle_final): Remove extra blank line.
640 * varasm.c (unlikely_section_label): Remove.
641 (hot_section_label): Remove.
642 (hot_section_end_label): Remove.
643 (cold_section_end_label): Remove.
644 (unlikely_text_section_name): Remove.
645 (initialize_cold_section_name): Modify to call
646 targetm.strip_name_encoding; to store cold section name in current
647 function struct, if it exists; and to only use the decl_section_name
648 if flag_named_sections is true.
649 (unlikely_text_section): Modify to get section name out of current
650 function struct, if there is one; otherwise build it from
651 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
652 (in_unlikely_text_section): Likewise.
653 (named_section): Modify to get/put cold section name in current function
654 struct, if there is one.
655 (function_section): Change 'bool unlikely' to 'int reloc'; check
656 targetm.have_named_sections before calling named_section.
657 (current_function_section): Likewise.
658 (assemble_start_function): Modify to get/put unlikely_text_section_name
659 in current function struct; modify to get hot/cold section labels
660 from function struct; initialize labels using
661 ASM_GENERATE_INTERNAL_LABEL;
662 test partitioning flag before writing out hot section label.
663 (assemble_end_function): Test partitioning flag before writing out
664 hot/cold section labels.
665 (default_section_type_flags_1): Get cold text section name from
666 function struct if there is one; Set flags correctly for
667 cold text section if there is not a current function struct.
669 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
671 * tree-ssa-propagate.c (set_rhs): Revert last change.
673 2005-04-27 Steve Ellcey <sje@cup.hp.com>
675 * explow.c (convert_memory_address): Add gcc_assert.
677 2005-04-27 Mark Mitchell <mark@codesourcery.com>
679 * configure.ac: Check for ld --sysroot support.
680 * gcc.c: Document %R specifier for specs.
681 (SYSROOT_SPEC): New macro.
682 (sysroot_spec): New variable.
683 (static_specs): Add sysroot_spec.
684 (main): Pass the sysroot spec to the linker if appropriate.
685 * configure: Regenerated.
686 * config.in: Likewise.
688 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
690 * fold-const.c (fold_binary): Use build_fold_addr_expr
691 for address calculation and INDIRECT_REF handling.
693 2005-04-27 Andrew Haley <aph@redhat.com>
695 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
697 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
699 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
700 pointer when thumb backtracing is on.
702 * config/fp-bit.c (abort): Revert change.
704 2005-04-27 Ian Lance Taylor <ian@airs.com>
706 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
708 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
710 * tree-ssa-dce.c: Fix a comment typo.
712 2005-04-27 David S. Miller <davem@davemloft.net>
714 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
715 Kill setjmpless_size. current_function_calls_setjmp is completely
716 computed when we are called, so just use the optimized size value
717 instead of using REG_SAVE_AREA notes.
718 (optimize_save_area_alloca): Delete....
719 * rtl.h (optimize_save_area_alloca): Likewise...
720 * passes.c (rest_of_compilation): and don't call it any more.
721 * reg-notes.def (SAVE_AREA): Delete.
723 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
725 * config/fp-bit.c (abort): Add noreturn attribute.
727 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
728 gcc_unreachable as appropriate.
729 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
730 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
731 ASM_OUTPUT_REG_POP): Likewise.
733 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
735 * tree-complex.c (expand_vector_operations_1): Do not build
736 VIEW_CONVERT_EXPR's for the lhs.
738 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
740 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
741 unnecessary noncanonical RTL handling.
742 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
743 gcc_assert and gcc_unreachable.
745 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
746 gcc_unreachable as appropriate.
747 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
748 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
749 use_return_insn, const_ok_for_op, arm_gen_constant,
750 arm_canonicalize_comparison, legitimize_pic_address,
751 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
752 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
753 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
754 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
755 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
756 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
757 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
758 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
759 output_call, output_mov_long_double_fpa_from_arm,
760 output_mov_long_double_arm_from_fpa,
761 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
762 output_move_double, arithmetic_instr, shift_op, int_log2,
763 output_return_instruction, arm_output_function_prologue,
764 arm_output_epilogue, arm_output_function_epilogue,
765 emit_multi_reg_push, arm_get_frame_offsets,
766 arm_compute_initial_elimination_offset, arm_expand_prologue,
767 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
768 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
769 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
770 thumb_compute_initial_elimination_offset,
771 thumb_output_function_prologue, thumb_load_double_from_address,
772 thumb_output_move_mem_multiple, thumb_reload_out_hi,
773 arm_emit_vector_const, arm_dbx_register_number): Likewise.
774 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
775 * config/arm/arm.md (thumb_extendhisi2,
776 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
777 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
778 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
779 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
780 * config/arm/cirrus.md (*cirrus_arm_movdi,
781 *cirrus_movdf_hard_insn): Likewise.
782 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
784 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
786 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
787 (num_ssa_names): Use VEC_length.
788 (ssa_names): Use VEC_index.
789 * tree-ssanames.c (ssa_names): Change the type to
791 (init_ssanames, fini_ssa_names, make_ssanames,
792 release_ssa_name): Update uses of ssa_names.
794 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
795 Use fold_buildN instead of fold (buildN (...)).
797 2005-04-27 Devang Patel <dpatel@apple.com>
799 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
801 2005-04-27 Matt Thomas <matt@3am-software.com>
802 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
804 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
805 (vax_output_mi_thunk): Ditto.
806 (vax_notice_cc_update): Ditto.
807 (INDEX_REGISTER_P): Add trailing \.
808 (BASE_REGISTER_P): Add trailing \.
809 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
811 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
813 * tree-ssa-propagate.c (set_rhs): Check operand of
814 ADDR_EXPR for gimpliness, too.
816 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
818 * tree-ssa-pre.c: Fix a comment typo.
820 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
822 PR tree-optimization/21171
823 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
824 record address uses if the reference is volatile.
826 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
828 * tree-complex.c (expand_vector_operation): New, extracted from
829 expand_vector_operations_1.
830 (tree_vec_extract): Build a NOP_EXPR.
831 (expand_vec_parallel): Do not care about returning the correct type.
832 (expand_vector_operations_1): Call expand_vector_operation.
833 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
835 * tree-complex.c (gate_expand_vector_operations): New.
836 (pass_lower_vector_ssa): Use it.
837 * tree-optimize.c (init_tree_optimization_passes): Include
838 pass_lower_vector_ssa.
839 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
840 (vectorizable_operation): Use it.
841 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
842 integer modes for the vector type.
844 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
845 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
846 Do not cope with UNITS_PER_SIMD_WORD == 0.
847 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
848 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
849 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
850 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
851 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
852 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
853 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
855 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
856 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
857 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
859 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
860 (UNITS_PER_SIMD_WORD): New.
862 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
864 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
865 gcc_unreachable as appropriate.
866 (ia64_expand_load_address, ia64_expand_tls_address,
867 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
868 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
869 next_scratch_gr_reg, ia64_initial_elimination_offset,
870 ia64_expand_prologue, ia64_expand_epilogue,
871 ia64_output_dwarf_dtprel, ia64_print_operand,
872 ia64_register_move_cost, first_instruction, rws_access_regno,
873 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
874 ia64_sched_init, ia64_variable_issue,
875 ia64_first_cycle_multipass_dfs_lookahead_guard,
876 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
877 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
878 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
879 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
880 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
881 * config/ia64/predicates.md (got_symbolic_operand,
882 sdata_symbolic_operand): Likewise.
883 * config/ia64/vect.md (vcondv2sf): Likewise.
885 2005-04-27 Matt Thomas <matt@3am-software.com>
887 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
888 CONSTANT_ADDRESS_P in config/vax/vax.h
889 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
890 (INDEX_REGISTER_P): New.
891 (BASE_REGISTER_P): New.
892 (indirectable_constant_address_p): New. Adapted from
893 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
894 (indirectable_address_p): New. Adapted from
895 INDIRECTABLE_ADDRESS_P in vax.h.
896 (nonindexed_address_p): New. Adapted from
897 GO_IF_NONINDEXED_ADDRESS in vax.h.
898 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
899 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
900 (legitimate_address_p): New. Adapted from
901 GO_IF_LEGITIMATE_ADDRESS in vax.h.
902 (vax_mode_dependent_address_p): New. Adapted from
903 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
904 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
905 legitimate_constant_address_p.
906 (CONSTANT_P): Use legitimate_constant_p.
907 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
908 (INDIRECTABLE_ADDRESS_P): Removed.
909 (GO_IF_NONINDEXED_ADDRESS): Removed.
910 (INDEX_TEMP_P): Removed.
911 (GO_IF_REG_PLUS_INDEX): Removed.
912 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
913 definitions, depending on whether REG_OK_STRICT is defined.
914 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
915 Two definitions, depending on whether REG_OK_STRICT is defined.
916 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
918 (legitimate_constant_p): Prototype added.
919 (legitimate_address_p): Prototype added.
920 (vax_mode_dependent_address_p): Prototype added.
922 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
924 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
926 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
929 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
932 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
935 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
936 assertion failures, if __gcc_host_wide_int__ is not properly
938 (init_dynamic_diag_info): Give errors, not assertion failures, if
939 location_t, tree or __gcc_host_wide_int__ are not properly
942 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
944 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
945 n_iv_uses, iv_use, n_iv_cands, iv_cand,
946 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
947 prepare_decl_rtl, free_loop_data,
948 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
951 * tree.h (tree_phi_node): Add a comment about the order of PHI
954 2005-04-26 Paul Brook <paul@codesourcery.com>
956 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
958 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
960 * config/mips.mips.c (mips_legitimize_tls_address): Use
963 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
964 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
965 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
967 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
970 2005-04-26 Jeff Law <law@redhat.com>
972 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
973 (op_iter_init_must_and_may_def): Likewise.
974 (unmodifiable_var_p): Move to a later point in the file.
975 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
976 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
977 (dse_record_phis): Directly check for virtual operands rather than
978 using need_imm_uses_for.
979 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
980 store has multiple V_{MAY,MUST}_DEF operands.
982 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
984 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
987 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
989 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
990 call to find_edge outside a loop to go through a PHI chain.
992 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
994 PR tree-optimization/17598
995 * fold-const.c (fold_binary): Fold comparisons of addresses
996 of COMPONENT_REFs which reference the same field to
997 comparisons of the addresses of the base objects.
999 2005-04-26 Julian Brown <julian@codesourcery.com>
1001 * config/arm/arm.c (arm_return_in_msb): New function.
1002 (arm_must_pass_in_stack): New function.
1003 (TARGET_RETURN_IN_MSB): Define target hook.
1004 (TARGET_MUST_PASS_IN_STACK): Define target hook.
1005 (arm_function_value): Pad small aggregate return.
1006 (arm_pad_arg_upward): New function.
1007 (arm_pad_reg_upward): New function.
1008 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
1009 (FUNCTION_ARG_PADDING): Define macro.
1010 (BLOCK_REG_PADDING): Define macro.
1011 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
1012 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
1013 (arm_pad_reg_upward): Declare function.
1015 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
1017 * basic-block.h (ei_cond): New.
1018 (FOR_EACH_EDGE): Call ei_cond.
1020 PR tree-optimization/21047
1021 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
1022 (fold): Don't handle ASSERT_EXPR.
1024 2005-04-25 Roger Sayle <roger@eyesopen.com>
1026 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
1027 all writes to any stack register as a read/write dependency on
1029 (sched_analyze_2): Likewise, for reads from any stack register.
1031 2005-04-25 Richard Henderson <rth@redhat.com>
1033 * final.c (output_addr_const): Revert 2005-04-09 change.
1035 2005-04-25 Mike Stump <mrs@apple.com>
1037 * config/darwin.c (darwin_encode_section_info): Always set
1038 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
1040 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1042 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
1043 gensupport.c, protoize.c, toplev.c: Replace calls to
1044 `unlock_stream' with `unlock_std_streams'.
1046 2005-04-25 Devang Patel <dpatel@apple.com>
1048 * dbxout.c (dbxout_type): Emit attribute vector.
1050 2005-04-05 Paul Brook <paul@codesourcery.com>
1052 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
1053 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
1054 * config/arm/arm.c (arm_cxx_atexit_name): New function.
1055 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
1056 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
1057 (register_dtor_fn): Likewise.
1058 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
1060 2005-04-25 Ian Lance Taylor <ian@airs.com>
1062 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
1063 * c-common.h (EXPR_STMT_EXPR): Don't define.
1064 (c_common_stmt_codes): Don't define.
1065 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
1066 * c-gimplify.c (gimplify_expr_stmt): Remove.
1067 (c_gimplify_expr): Remove EXPR_STMT case.
1068 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
1069 to INIT_STATEMENT_CODES.
1070 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
1072 2005-04-25 Jan Hubicka <jh@suse.cz>
1074 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
1076 * except.c: Include diagnostic.h
1077 (dump_eh_tree, verify_eh_tree): New functions.
1078 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
1079 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
1080 (dump_function_to_file): dump eh tree.
1081 * tree-eh.c (mark_eh_edge): New function.
1082 (mark_eh_edge_found_error): New static variable.
1083 (verify_eh_edges): New function.
1085 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1087 * tree-ssa-alias.c (fieldoff_t): Remove.
1088 (fieldoff_s): typedef the structure itself. Create a vector of
1090 (push_fields_onto_fieldstack): Return count of fields pushed.
1091 Remove peeling of first field. Adjust.
1092 (fieldoff_compare): Adjust.
1093 (create_overlap_variables_for): Adjust.
1095 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1097 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1099 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1102 * doc/install.texi: Document correct assembler and linker to use
1103 on i?86-*-solaris2.10.
1105 2005-04-25 Steven Bosscher <stevenb@suse.de>
1107 Fix PR tree-optimization/21173
1109 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1110 Unshare expression we pass to force_gimple_operand.
1112 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1113 Stephen Clarke <stevec@superh.com>
1114 Roger Sayle <roger@eyesopen.com>
1116 PR rtl-optimization/20413
1117 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1118 VOIDmode for LABEL_REF.
1119 * final.c (shorten_branches): Likewise.
1120 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1121 * loop.c (reg_dead_after_loop): Likewise.
1122 * varasm.c (decode_addr_const): Likewise.
1123 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1125 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1127 * config.gcc (avr-*-*): Remove redundant "case".
1129 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1131 * tree-vect-analyze.c (vect_mark_relevant): Take
1132 VEC(tree,heap) instead of varray_type as an argument.
1133 (vect_mark_stmts_to_be_vectorized): Change the type of
1134 worklist to VEC(tree,heap). Adjust uses of worklist.
1136 2005-04-24 Devang Patel <dpatel@apple.com>
1138 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1140 2005-04-24 Ian Lance Taylor <ian@airs.com>
1142 * c-semantics.c (build_stmt): Remove test of specific tree codes
1143 for TREE_SIDE_EFFECTS handling.
1145 2005-04-24 Per Bothner <per@bothner.com>
1147 * c-opts.c (finish_options): Make the line-number of the <built-in>
1148 location 0, as assumed elsewhere, rather than 1.
1150 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1152 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1154 (tree_ssa_uncprop, uncprop_finalize_block,
1155 uncprop_initialize_block): Update uses of equiv_stack.
1157 2005-04-24 Richard Henderson <rth@redhat.com>
1160 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1161 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1163 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1164 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1165 <DIV, MOD>: Likewise.
1167 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1169 * collect2.c (main): Unlock the stdio streams.
1170 * gcc.c (main): Likewise.
1171 * gcov-dump.c (main): Likewise.
1172 * gcov.c (main): Likewise.
1173 * gen-protos.c (main): Likewise.
1174 * gensupport.c (init_md_reader_args_cb): Likewise.
1175 * protoize.c (main): Likewise.
1176 * toplev.c (general_init): Likewise.
1178 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1181 * cgraph.h (cgraph_local_info): Add vtable_method field.
1182 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1183 and node is vtable_method, finalized and not reachable, don't do
1186 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1188 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1190 * tree-ssa-pre.c (create_value_expr_from): Use
1191 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1192 * tree-ssa-propagate.c (stmt_makes_single_load,
1193 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1194 * tree-vect-transform.c (vect_is_simple_cond): Use
1196 * tree-vrp.c (extract_range_from_assert,
1197 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1200 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1201 of tpa_to_clear to VEC(int,heap). Update uses of
1202 tpa_to_clear. Free tpa_to_clear at the end.
1204 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1206 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1209 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1211 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1212 and gcc_unreachable as appropriate.
1213 (num_insns_constant, output_vec_const_move,
1214 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1215 rs6000_emit_set_const, rs6000_emit_move,
1216 spe_build_register_parallel, function_arg,
1217 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1218 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1219 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1220 rs6000_common_init_builtins, expand_block_clear,
1221 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1222 extract_ME, rs6000_get_some_local_dynamic_name,
1223 rs6000_output_function_entry, print_operand,
1224 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1225 output_cbranch, output_e500_flip_gt_bit,
1226 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1227 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1228 compute_save_world_info, rs6000_stack_info,
1229 rs6000_emit_load_toc_table, rs6000_frame_related,
1230 spe_synthesize_frame_save, rs6000_emit_epilogue,
1231 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1232 output_function_profiler, rs6000_trampoline_size,
1233 rs6000_initialize_trampoline, find_addr_reg,
1234 rs6000_machopic_legitimize_pic_address,
1235 rs6000_initial_elimination_offset,
1236 rs6000_dbx_register_number): Likewise.
1237 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1238 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1239 *movti_power, *movti_string, call, call_value, sibcall,
1240 sibcall_value): Likewise.
1241 * config/rs6000/spe.md (*movdf_e500_double,
1242 *movv2si_internal): Likewise.
1243 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1246 2005-04-24 Richard Henderson <rth@redhat.com>
1249 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1250 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1251 Deny modes smaller than 4 bytes.
1252 * config/i386/i386-protos.h: Update.
1254 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1256 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1257 Switch h8300-*-rtems* to ELF.
1259 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1261 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1263 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1265 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1267 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1270 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1272 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1274 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1275 definitions of ssa names in condition. Split recusive part to ...
1276 (tree_simplify_using_condition_1): New function.
1277 (expand_simple_operations): New function.
1279 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1281 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1282 (find_interesting_uses_cond): Do not use integer_zerop and
1283 integer_nonzerop to check for integer constants.
1284 (set_use_iv_cost): Record the value field.
1285 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1286 determine_use_iv_cost_outer): Set the value field of the cost pair.
1287 (may_eliminate_iv): Do not return the comparison code.
1288 (iv_elimination_compare): New function.
1289 (determine_use_iv_cost_condition): Set the value field. Record
1290 noneliminable invariants correctly.
1291 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1293 2005-04-23 DJ Delorie <dj@redhat.com>
1295 * diagnostic.c (warning): Accept parameter to classify warning option.
1296 (warning0): New, for when a pointer to an error() like function is needed.
1297 * errors.c (warning): Likewise.
1298 * errors.h (warning, warning0): Adjust prototypes.
1299 * toplev.h (warning, warning0): Likewise.
1301 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1302 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1303 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1304 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1305 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1306 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1307 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1308 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1310 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1311 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1312 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1313 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1314 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1315 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1316 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1317 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1318 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1319 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1320 config/rs6000/aix52.h, config/rs6000/darwin.h,
1321 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1322 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1323 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1324 config/stormy16/stormy16.c, config/v850/v850-c.c,
1325 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1328 2005-04-23 Richard Henderson <rth@redhat.com>
1331 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1332 performing some integral scalar simplifications.
1334 2005-04-23 Richard Henderson <rth@redhat.com>
1337 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1338 simplifying CONST_VECTOR.
1340 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1342 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1343 heap as an argument. Update uses of stack.
1344 (calculate_live_on_entry): Allocate stack on heap.
1346 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1347 partition_link and tpa_nodes on heap.
1349 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1350 (mark_stmt_necessary, propagate_necessity,
1351 mark_really_necessary_kill_operand_phis): Update uses of
1353 (tree_dce_init): Allocate worklist using VEC_alloc.
1354 (tree_dce_done): Free worklist using VEC_free.
1356 2005-04-23 Mike Stump <mrs@apple.com>
1358 * config/darwin.c (machopic_indirection_name): Don't use
1360 (darwin_emit_unwind_label): Use user_label_prefix instead of
1363 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1365 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1367 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1369 * config.gcc <cris-*>: Specify .opt files.
1370 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1371 config/cris/linux.opt: New files.
1372 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1373 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1374 (TARGET_ELF): Override to 0.
1375 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1376 -melinux-stacksize=N.
1377 * config/cris/cris.c: (cris_handle_option): New function.
1378 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1379 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1380 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1381 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1382 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1383 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1384 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1385 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1386 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1387 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1388 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1389 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1390 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1391 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1392 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1393 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1394 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1395 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1396 (TARGET_LINUX): Define 0.
1397 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1398 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1399 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1400 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1401 (TARGET_LINUX): Override to 1.
1402 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1404 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1406 * haifa-sched.c (schedule_block): Fix thinko in previous
1407 assertification patch.
1409 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1411 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1412 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1413 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1414 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1415 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1416 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1417 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1419 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1420 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1421 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1422 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1423 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1424 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1425 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1426 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1427 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1428 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1429 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1430 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1431 (SUBTARGET_OPTIONS): Delete.
1432 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1433 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1434 instead of a string.
1435 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1436 (pa_cpu_string, pa_unix_string): Delete.
1437 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1438 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1440 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1441 (pa_handle_option): New function.
1442 (override_options): Remove handling of -march=, -mfixed-range=,
1443 -mschedule= and -munix=.
1444 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1445 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1446 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1447 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1448 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1449 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1450 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1452 * config/pa/pa.opt: New file.
1453 * config/pa/pa-hpux.opt: New file.
1454 * config/pa/pa-hpux1010.opt: New file.
1455 * config/pa/pa-hpux1111.opt: New file.
1456 * config/pa/pa64-hpux.opt: New file.
1458 2005-04-22 David S. Miller <davem@davemloft.net>
1460 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1461 integer when it's mode is VOIDmode not DImode.
1463 2005-04-22 Geoffrey Keating <geoffk@apple.com>
1465 * config/rs6000/rs6000.md (sync_add<mode>_internal,
1466 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1467 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1468 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1469 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1470 "bne- $-xxx" rather than local labels.
1471 (sync_lock_release<mode>): Add second operand.
1472 (lwsync): Use .long rather than a more meaningful opcode.
1473 * doc/md.texi (Standard Names): Add description of second
1474 parameter to sync_lock_test_and_set.
1476 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1478 PR tree-optimization/21088
1479 * fold-const.c (fold_unary, fold_binary, fold_ternary):
1481 * tree-vrp.c (compare_values): Use fold_binary to compare
1482 pointers. Use boolean_type_node as the type of a comparison
1483 expression being folded.
1484 * tree.h: Add prototypes for fold_unary, fold_binary,
1487 * tree-ssa-dom.c: Fix formatting.
1489 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1491 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1492 * lambda-code.c (perfect_nestify): Mark virtual operands in
1493 the moved statement for renaming.
1494 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1495 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1496 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1497 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1498 * tree-flow.h (struct var_ann_d): Update comments.
1499 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1500 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1501 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1502 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1503 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1504 debug_names_replaced_by): Remove declarations.
1505 (delete_update_ssa, get_current_def, set_current_def): Declare.
1506 (rewrite_into_loop_closed_ssa): Add new argument. Update
1508 * tree-into-ssa.c: Include params.h.
1509 (old_virtual_ssa_names): Remove. Update all users.
1510 (need_to_replace_names_p): Remove. Update all users.
1511 (struct update_ssa_stats_d): Declare.
1512 (update_ssa_stats): New local.
1513 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1514 dump_tree_ssa_stats, debug_tree_ssa_stats,
1515 dump_update_ssa, debug_update_ssa,
1516 dump_names_replaced_by, debug_names_replaced_by): Declare.
1517 (get_current_def, set current_def): Make extern.
1518 (is_old_name, is_new_name): Protect against references
1519 past the end of the sets.
1520 (add_new_name_mapping): Assert that OLD and NEW are
1521 different SSA names for the same symbol.
1522 When adding a virtual mapping, update stats for virtual
1524 (insert_phi_nodes_for): If UPDATE_P is true, create the
1525 LHS of the new PHI by duplicating SSA name VAR.
1526 (insert_phi_nodes_1): Remove. Update all users.
1527 (insert_phi_nodes): Remove second argument. Update all
1529 (maybe_replace_use, maybe_replace_def): New.
1530 (rewrite_update_stmt): Call them.
1531 (mark_def_interesting): Remove calls to is_gimple_reg.
1532 (prepare_phi_args_for_update): Remove. Update all users.
1533 (prepare_block_for_update): Only process virtual operands
1534 and GIMPLE registers in normal form.
1535 (prepare_use_sites_for): New.
1536 (prepare_names_to_update): Rename from prepare_def_sites.
1537 Call prepare_use_sites_for.
1538 (dump_update_ssa): Rename from dump_repl_tbl.
1540 Show statistics for virtual mapping heuristic.
1541 (debug_update_ssa): Rename from debug_debug_repl_tbl.
1542 (init_update_ssa): Initialize UPDATE_SSA_STATS.
1543 (delete_update_ssa): Make extern.
1544 (mark_set_for_renaming): If the set is empty, do nothing.
1545 (release_ssa_name_after_update_ssa): Update comment.
1546 (insert_updated_phi_nodes_for): Do not remove existing
1547 PHI nodes for symbols.
1548 (switch_virtuals_to_full_rewrite_p): New.
1549 (switch_virtuals_to_full_rewrite): New.
1550 (update_ssa): Call them.
1551 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1552 for every statement before updating.
1553 If all the names in NEW_SSA_NAMES have been marked for
1554 removal, do nothing.
1555 Only start at the top of the CFG if there are symbols in
1557 (ssa_rewrite_finalize_block): Remove.
1558 (ssa_register_new_def): Remove.
1559 (ssa_rewrite_stmt): Remove.
1560 (ssa_rewrite_phi_arguments): Remove.
1561 (ssa_rewrite_initialize_block): Remove.
1562 (ssa_mark_def_sites): Remove.
1563 (ssa_mark_def_sites_initialize_block): Remove.
1564 (ssa_mark_phi_uses): Remove.
1565 (rewrite_ssa_into_ssa): Remove.
1566 * tree-phinodes.c (find_phi_node_for): Remove.
1567 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1569 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
1570 Remove calls to verify_dominators and
1571 verify_loop_structure.
1572 (tree_unswitch_single_loop): Call update_ssa.
1573 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
1576 (delete_tree_ssa): Assert that need_ssa_update_p returns
1578 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
1579 * tree-vectorizer.c (allocate_new_names, rename_def_op,
1580 free_new_names): Remove. Update all users.
1581 (rename_use_op): Call get_current_def.
1582 (rename_variables_in_bb): Do not handle any real or
1584 (slpeel_update_phis_for_duplicate_loop): Call
1585 get_current_def and set_current_def instead of using
1587 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
1588 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
1589 ssa_names_to_replace and delete_update_ssa.
1590 * doc/invoke.texi: Document --param min-virtual-mappings
1591 and --param virtual-mappings-ratio.
1593 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1595 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
1596 for newly created PHI nodes.
1597 Call create_new_def_for for every new V_MAY_DEF and
1598 V_MUST_DEF on the copied statement.
1599 (struct ssa_name_map_entry): Remove.
1600 (ssa_name_map_entry_hash): Remove.
1601 (ssa_name_map_entry_eq): Remove.
1602 (allocate_ssa_names): Remove.
1603 (rewrite_to_new_ssa_names_def): Remove.
1604 (rewrite_to_new_ssa_names_use): Remove.
1605 (rewrite_to_new_ssa_names_bb): Remove.
1606 (rewrite_to_new_ssa_names): Remove.
1607 (tree_duplicate_sese_region): Remove variables ver,
1608 definitions, phi, ssa_name_map and bi.
1609 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
1611 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1612 update_ssa instead of rewrite_ssa_into_ssa.
1613 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
1615 (find_uses_to_rename_use): Add argument 'need_phis'.
1616 (find_uses_to_rename_stmt): Do not scan virtual operands.
1617 (find_uses_to_rename): Only scan PHI nodes for
1619 (rewrite_into_loop_closed_ssa): Call update_ssa.
1620 (check_loop_closed_ssa_use): Ignore virtual operands.
1621 (check_loop_closed_ssa_stmt): Likewise.
1622 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
1624 (rename_variables, set_phi_def_stmts): Remove.
1625 (tree_duplicate_loop_to_header_edge): Reformat comment.
1626 Remove variables BB, I and DEFINITIONS.
1627 Call need_ssa_update_p.
1629 (lv_adjust_loop_header_phi): Reformat comment.
1630 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
1631 (marked_for_rewrite_p, any_marked_for_rewrite_p,
1632 mark_for_rewrite, unmark_all_for_rewrite,
1633 marked_ssa_names): Remove. Update all users.
1634 (release_ssa_name): If VAR has been registered for SSA
1635 updating, do nothing.
1636 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
1637 (build_assert_expr_for): Call register_new_name_mapping.
1638 (insert_range_assertions): Update call to update_ssa.
1639 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
1640 marked_for_rewrite_p, any_marked_for_rewrite_p,
1641 marked_ssa_names): Remove.
1643 2005-04-22 Jeff Law <law@redhat.com>
1645 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
1646 (restore_currdefs_to_original_value): Likewise.
1647 (register_definitions_for_stmt): Likewise.
1648 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
1649 for each variable. Do not allocate/free block_defs_stack either.
1650 Do not iterate if we just thread jumps. Only iterate if the
1651 tree_cleanup_cfg does useful work (temporary).
1652 (dom_opt_initialize_block): No longer push a marker on
1654 (dom_opt_finalize_block): Removal call to restore currdefs.
1655 Relax restrictions for recording edge equivalences.
1656 (record_equivalences_from_phis): No longer need to track
1658 (optimize_stmt): Similarly.
1659 (thread_across_edge): Simplify by removing the requirement that
1660 statements in the block we are threading through must be nops.
1661 (initialize_hash_element): Handle GOTO_EXPR.
1663 2005-04-22 David S. Miller <davem@davemloft.net>
1665 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
1667 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
1668 fix check on CONST_DOUBLE mode. It should be VOIDmode
1669 when it is representing an integer.
1671 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1673 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
1674 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
1675 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
1676 find_char_info_specifier_index,
1677 find_length_info_modifier_index): Likewise.
1678 * c-typeck.c (composite_type, pop_init_level): Likewise.
1679 * combine.c (cant_combine_insn_p, try_combine): Likewise.
1680 * cse.c (cse_insn): Likewise
1681 * dominance.c (calc_dfs_tree): Likewise
1682 dwarf2out.c (loc_descriptor_from_tree_1,
1683 add_abstract_origin_attribute, force_decl_die,
1684 force_type_die): Likewise
1685 emit-rtl.c (operand_subword_force): Likewise
1686 explow.c (hard_function_value): Likewise
1687 expmed.c (store_bit_field, expand_divmod,
1688 emit_store_flag_force): Likewise
1689 expr.c (emit_move_multi_word, store_expr,
1690 expand_expr_real_1): Likewise
1691 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
1692 output_operand): Likewise
1693 flow.c (recompute_reg_usage): Likewise
1694 * function.c (assign_stack_temp_for_type, assign_temp,
1695 handle_epilogue_set): Likewise
1696 * genextract.c (main): Likewise
1697 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
1698 gimplify_modify_expr_rhs, gimplify_expr): Likewise
1699 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
1700 ready_remove, rm_line_notes, rm_other_notes,
1701 schedule_block): Likewise
1702 mips-tfile.c (copy_object, out_of_bounds): Likewise
1704 2005-04-22 David Edelsohn <edelsohn@gnu.org>
1707 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
1708 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
1709 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
1710 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
1712 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
1714 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1716 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
1717 (gcc_tree_to_linear_expression): Convert to heap allocated
1719 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
1720 lbv_to_gcc_expression, lle_to_gcc_expression,
1721 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
1722 perfect_nestify): Likewise.
1723 lambda.h (gcc_loopnest_to_lambda_loopnest,
1724 lambda_loopnest_to_gcc_loopnest): Likewise.
1725 tree-loop-linear.c (linear_transform_loops): Likewise.
1727 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1729 * config/sparc/predicates.md (arith_double_operand): Use
1730 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
1731 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
1732 (DImode, DFmode constant splitters): Likewise. Remove code for
1733 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
1734 (logical constant splitters): Use const_int_operand predicate.
1735 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
1736 HOST_BITS_PER_WIDE_INT < 64.
1738 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1740 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
1741 gcc_unreachable as appropriate.
1742 (force_mode, emit_move_sequence, singlemove_string,
1743 output_move_double, output_fp_move_double, find_addr_reg,
1744 output_block_move, output_block_clear, output_and,
1745 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
1746 pa_adjust_cost, pa_issue_rate, print_operand,
1747 output_global_address, output_arg_descriptor, output_cbranch,
1748 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
1749 output_call): Likewise.
1750 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
1751 prefetch, prefetch_cc, prefetch_nocc): Likewise.
1753 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
1755 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
1756 _gcov_pow2_profiler and _gcov_one_value_profiler.
1757 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
1758 (GTFILES): Add $(srcdir)/tree-profile.c.
1759 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
1760 __gcov_one_value_profiler): Declare.
1761 * gimplify.c (force_gimple_operand): Check whether the statements
1762 should be produced in ssa form.
1763 (force_gimple_operand_bsi): New function.
1764 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
1765 __gcov_one_value_profiler): New functions.
1766 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
1767 the profiled value is a power of two or not.
1768 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
1769 * tree-flow.h (in_ssa_p): Declare.
1770 (force_gimple_operand_bsi): Declare.
1771 * tree-into-ssa.c (in_ssa_p): New variable.
1772 (rewrite_into_ssa): Set in_ssa_p.
1773 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
1774 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
1775 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
1776 tree_one_value_profiler_fn): New variables.
1777 (tree_init_edge_profiler): Initialize the profiler function decls.
1778 (tree_gen_edge_profiler): Use global gcov_type_node.
1779 (prepare_instrumented_value): New function.
1780 (tree_gen_interval_profiler, tree_gen_interval_profiler,
1781 tree_gen_one_value_profiler): Call the library functions instead of
1782 creating instrumentation code.
1783 * tree.c (build_fn_decl): New function.
1784 * tree.h (build_fn_decl): Declare.
1785 * value-prof.c (rtl_divmod_values_to_profile,
1786 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
1787 tree_mod_pow2_value_transform, tree_find_values_to_profile):
1788 Do not handle may_be_other and precise values of exponents at pow2
1790 (tree_mod_subtract_transform): Reflect that value field of
1791 histogram has changed meaning.
1792 (tree_divmod_values_to_profile): Record the values correctly.
1793 (tree_values_to_profile): Update comment.
1794 * value-prof.h (struct histogram_value_t): Remove pow2 data.
1796 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
1798 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
1801 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1803 * config/i386/i386.md (length_immediate): Use gcc_assert or
1804 gcc_unreachable, as appropriate.
1805 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
1806 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
1807 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
1808 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
1809 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
1810 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
1811 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
1812 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
1813 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
1814 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
1815 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
1816 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
1817 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
1818 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
1819 *prefetch_sse_rex): Likewise.
1820 * config/i386/predicates.md (x86_64_immediate_operand,
1821 x86_64_zext_immediate_operand, symbolic_operand,
1822 no_seg_address_operand, aligned_operand,
1823 memory_displacement_operand): Likewise.
1824 * config/i386/sse.md (*mov<mode>_internal,
1825 *movv2df_internal): Likewise.
1827 2005-04-22 Jan Hubicka <jh@suse.cz>
1829 * Makefile.in (ipa.o, ipa-inline.o): New files.
1830 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
1831 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
1832 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
1833 * cgraphunit.c (cgraph_default_inline_p,
1834 cgraph_decide_inlining_incrementally, ncalls_inlined,
1835 nfunctions_inlined, initial_insns, overall_insns,
1836 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
1837 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
1838 cgraph_mark_inline, cgraph_check_inline_limits,
1839 cgraph_default_inline_p, cgraph_recursive_inlining_p,
1840 update_callee_keys, lookup_recursive_calls,
1841 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
1842 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
1843 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
1844 pass_ipa_inline): Move to ipa-inline.c
1845 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
1847 * ipa-inline.c: New file.
1849 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1851 * doc/invoke.texi (SPARC options): Document that -mapp-regs
1852 is turned off by default on Solaris.
1854 2005-04-21 Roger Sayle <roger@eyesopen.com>
1856 * c-common.h (objc_build_method_signature): Update prototype.
1857 * stub-objc.c (objc_build_method_signature): Update the stub
1858 implementation to accept and ignore additional parameter.
1859 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
1860 the value of ellipsis to objc_build_method_signature instead
1861 of setting TREE_OVERFLOW on the parms TREE_LIST node.
1863 2005-04-21 Geoffrey Keating <geoffk@apple.com>
1865 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
1866 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
1867 gen_rtx_* not gen_rtx_fmt_*.
1868 (rs6000_emit_vector_select): Likewise.
1869 (rs6000_emit_sync): New.
1870 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
1871 (larx, stcx, cmp): New mode substitutions.
1872 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
1873 UNSPEC_ISYNC): New constants.
1874 (rlwinm): Give name.
1875 (memory_barrier, isync, lwsync): New insns.
1876 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
1877 (sync_lock_release<mode>): New expander.
1878 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
1879 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
1880 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
1881 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
1882 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
1883 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
1884 (sync_add<mode>_internal, sync_addshort_internal,
1885 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
1886 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
1887 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
1889 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
1890 is the memory before, not after, the operation. Clarify
1891 barrier requirements.
1893 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1895 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
1896 * lambda.h (lambda_vector_min_nz): Likewise.
1897 * langhooks.h (struct lang_hooks_for_types,
1898 struct lang_hooks): Likewise.
1899 * output.h (assemble_integer, this_is_asm_operands): Likewise.
1902 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
1904 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
1905 comments to avoid 'abort'. Use gcc_assert as necessary.
1906 * opts.c (common_handle_option): Likewise.
1907 * pretty-print.c (pp_base_format_text): Likewise.
1908 * print-rtl.c (print_rtx): Likewise.
1909 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
1910 * regmove.c (try_auto_increment): Likewise.
1911 * reload.c (find_valid_class, find_reloads_toplev,
1912 find_equiv_reg): Likewise.
1913 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
1914 merge_assigned_reloads): Likewise.
1915 * tree-inline.c (inline_forbidden_p_1,
1916 estimate_num_insns_1): Likewise.
1917 * tree-optimize.c (execute_todo): Likewise.
1918 * tree-outof-ssa.c (eliminate_phi): Likewise.
1919 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
1920 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
1921 * tree-ssa-operands.c (parse_ssa_operands,
1922 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
1923 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
1924 * tree-ssanames.c (release_ssa_name): Likewise.
1925 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
1926 walk_tree): Likewise.
1928 * tree-ssa-operands.c (verify_abort): Fold into ..
1929 (verify_imm_links): ... here.
1931 2005-04-21 Richard Henderson <rth@redhat.com>
1933 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
1934 on non-memory operand for previous inversion.
1936 2005-04-21 Devang Patel <dpatel@apple.com>
1938 PR optimization/20994
1939 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
1940 x = !(a == b) : p , q;.
1941 (pass_if_conversion): Verify stmts and flow.
1943 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1945 * optabs.c (gen_conditional_trap): Restore #define.
1947 * alias.c (true_dependence): Remove 'abort' from comments. Use
1948 gcc_assert and gcc_unreachable as appropriate.
1949 (canon_true_dependence): Likewise.
1950 * bb-reorder.c (connect_traces): Likewise.
1951 * c-common.c (c_add_case_label): Likewise.
1952 * c-decl.c (finish_function): Likewise.
1953 * caller-save.c (insert_restore, insert_save): Likewise.
1954 * cfg.c (update_bb_profile_for_threading): Likewise.
1955 * cfganal.c (flow_active_insn_p): Likewise.
1956 * cfgexpand.c (add_reg_br_prob_note): Likewise.
1957 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
1958 cfg_layout_merge_blocks): Likewise.
1959 * ifcvt.c (cond_exec_process_insns, merge_if_block,
1960 find_if_block): Likewise.
1961 * integrate.c (allocate_initial_values): Likewise.
1962 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
1963 swap_condition, unsigned_condition, signed_condition,
1964 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
1965 reg_or_subregno): Likewise.
1966 * lambda-code.c (lambda_compute_auxillary_space,
1967 lambda_transform_legal_p): Likewise.
1968 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
1969 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
1970 lhd_incomplete_type_error, lhd_expand_expr,
1971 lhd_types_compatible_p, lhd_tree_size): Likewise.
1972 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
1973 * local-alloc.c (update_equiv_regs): Likewise.
1974 * loop-unroll.c (peel_loop_completely
1975 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
1976 peel_loop_simple, unroll_loop_stupid,
1977 analyze_iv_to_split_insn): Likewise.
1978 * loop.c (gen_prefetch, find_and_verify_loops,
1979 basic_induction_var): Likewise.
1980 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
1981 * value-prof.c (tree_find_values_to_profile): Likewise.
1982 * varasm.c (named_section, default_assemble_integer,
1983 decode_addr_const): Likewise.
1985 2005-04-21 Alan Modra <amodra@bigpond.net.au>
1986 Fariborz Jahanian <fjahanian@apple.com>
1988 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
1989 portion of argument passed in fpr.
1990 * expr.c (emit_push_insn): Fix computation of 'offset' used to
1991 decide on partial argument save on stack.
1993 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
1995 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
1998 2005-04-21 Jan Hubicka <jh@suse.cz>
2000 * cgraphunit.c: Include tree-pass.h
2001 (cgraph_decide_recursive_inlining,
2002 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
2003 cgraph_decide_inlining): Dump goes to dump_file.
2004 (cgraph_optimize): Call ipa passes instead of inliner.
2005 (cgraph_gate_inlining, pass_ipa_inline): New.
2006 * tree-optimize.c (all_ipa_passes): New static variable.
2007 (register_one_dump_file): Dead with IPA passes.
2008 (register_dump_files): Likewise.
2009 (init_tree_optimization_passes): Initialize IPA passes.
2010 (execute_todo): Do cgraph dump when asked to, do not dump function body
2012 * tree-pass.h (TODO_dump_cgraph): New macro.
2013 (ipa_passes): Declare.
2014 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
2016 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2018 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
2019 gcc_assert instead of abort.
2020 (classify_argument, examine_argument, construct_container,
2021 contains_128bit_aligned_vector_p, ix86_check_movabs,
2022 standard_80387_constant_opcode, standard_80387_constant_rtx,
2023 ix86_initial_elimination_offset, ix86_compute_frame_layout,
2024 pro_epilogue_adjust_stack, ix86_expand_epilogue,
2025 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
2026 legitimize_tls_address, output_pic_addr_const,
2027 i386_output_dwarf_dtprel, put_condition_code, print_reg,
2028 get_some_local_dynamic_name, print_operand, print_operand_address,
2029 output_387_binary_op, emit_i387_cw_initialization,
2030 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
2031 ix86_expand_clear, ix86_expand_binary_operator,
2032 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
2033 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
2034 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
2035 ix86_expand_branch, ix86_expand_setcc,
2036 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
2037 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
2038 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
2039 memory_address_length, ix86_attr_length_immediate_default,
2040 ix86_attr_length_address_default, ix86_agi_dependant,
2041 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
2042 ix86_expand_binop_builtin, ix86_force_to_memory,
2043 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
2044 x86_emit_floatuns): Likewise.
2045 * config/i386/netware.c (gen_regparm_prefix,
2046 i386_nlm_strip_name_encoding): Likewise.
2047 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
2049 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2051 * optabs.c (gen_condiational_trap): Remove #define.
2052 (add_equal_note): Assertify. Remove explicit indirection from
2053 call via function pointer.
2054 (expand_ternary_op, expand_simple_binop, expand_binop,
2055 expand_twoval_unop, expand_twoval_binop,
2056 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
2057 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
2058 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
2059 prepare_float_lib_cmp, emit_conditional_move,
2060 emit_conditional_add, gen_add2_insn, gen_add3_insn,
2061 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
2062 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
2063 vector_compare_rtx, expand_vec_cond_expr): Likewise.
2065 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
2067 * vec.h: Update API to separate allocation mechanism from type.
2068 (VEC_safe_grow): New.
2069 * vec.c (calculate_allocation): New.
2070 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
2071 (vec_gc_free, vec_heap_free): Remove.
2072 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
2074 (mangle_macro_name): New.
2075 (struct macro_def): New.
2076 (struct macro): Add multiple argument values.
2077 (macro_expans_end): New.
2078 (push_macro_expansion): Chain on new macro. Process multiple
2079 args, create follow on expansion. Return follow on argument.
2080 (macro_input): Deal with multiple arguments.
2082 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
2083 (struct tree_binfo): Adjust.
2084 * basic-block.h: Define VEC(edge,gc).
2085 (struct edge_def): Adjust.
2086 (struct basic_block_def, struct edge_iterator): Likewise.
2087 (ei_container, ei_start_1, ei_last_1): Likewise.
2088 * cfg.c (connect_src, connect_dest): Likewise.
2089 * cfgrtl.c (force_nonfallthru_and_redirect)
2090 * dbxout.c (dbxout_type)
2091 * dwarf2out.c (gen_member_die)
2092 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2093 (gcc_tree_to_linear_expression): Adjust.
2094 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2095 lbv_to_gcc_expression, lle_to_gcc_expression,
2096 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2097 perfect_nestify): Likewise.
2098 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2099 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2100 * profile.c (instrument_values): Adjust.
2101 * tree-cfg.c (modified_noreturn_calls): Adjust.
2102 (remove_fallthru_edge): Likewise.
2103 * tree-dump.c (dequeue_and_dump): Adjust.
2104 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2105 * tree-flow.h (modified_noreturn_calls): Adjust.
2106 (tree_on_heap): Remove. (yay!)
2107 (register_new_def): Adjust.
2108 * tree-into-ssa.c: Define VEC(int,heap).
2109 (block_defs_stack): Adjust.
2110 (find_idf, insert_phi_nodes, register_new_def,
2111 rewrite_initialize_block, rewrite_finalize_block,
2112 register_new_update_single, rewrite_update_init_block,
2113 rewrite_update_fini_block, rewrite_blocks,
2114 ssa_rewrite_finalize_block, ssa_register_new_def,
2115 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2116 * tree-loop-linear.c (linear_transform_loops): Adjust.
2117 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2118 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2119 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2120 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2121 vrp_variables_stack): Adjust declarations.
2122 (tree_ssa_dominator_optimize): Adjust.
2123 (dom_opt_initialize_block, remove_local_expressions_from_table,
2124 restore_nonzero_vars_to_original_value,
2125 restore_vars_to_original_value,
2126 restore_currdefs_to_original_value, dom_opt_finalize_block,
2127 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2128 optimize_stmt, update_rhs_and_lookup_avail_expr,
2129 lookup_avail_expr, record_range): Likewise.
2130 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2131 (compute_antic_aux): Adjust.
2132 (inserted_exprs, create_expression_by_pieces,
2133 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2134 remove_dead_inserted_code, fini_pre): Likewise.
2135 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2136 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2137 ssa_prop_init): Likewise.
2138 * tree-ssa.c: Define VEC(bitmap,heap).
2139 (verify_name_tags): Adjust.
2140 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2141 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2142 tree_divmod_values_to_profile, tree_find_values_to_profile,
2143 value_profile_transformations): Likewise.
2144 * value-prof.h: Define VEC(histogram_value,heap).
2145 * varasm.c: Remove alias_pair pointer typedef, define
2147 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2149 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2150 not a pointer to it. Create an object vector.
2151 (extern_symbols): Turn into an object vector.
2152 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2154 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2157 * Makefile.in (tree-chrec.o): Depend on params.h.
2158 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2160 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2161 and fold build with fold_buildN.
2162 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2163 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2164 (tree_contains_chrecs): Compute an estimation of the size of the
2166 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2167 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2168 * tree-scalar-evolution.c (simple_iv): Ditto.
2169 * doc/invoke.texi (scev-max-expr-size): Documented.
2171 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2173 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2174 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2175 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2176 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2177 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2178 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2179 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2180 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2181 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2182 (darwin_fix_and_continue_switch): Delete.
2183 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2184 (SUBTARGET_SWITCHES): Delete.
2185 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2186 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2187 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2188 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2189 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2190 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2191 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2192 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2193 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2194 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2195 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2196 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2197 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2198 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2199 (TARGET_64BIT): Undef before redefining.
2200 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2201 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2202 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2203 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2204 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2205 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2206 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2207 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2208 (ix86_debug_arg_string, ix86_debug_addr_string)
2209 (ix86_align_loops_string, ix86_align_jumps_string)
2210 (ix86_align_funcs_string): Delete.
2211 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2212 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2213 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2214 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2215 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2216 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2217 (SUBTARGET_SWITCHES): Delete.
2218 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2219 (ix86_debug_addr_string): Delete.
2220 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2221 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2222 (ix86_align_loops_string, ix86_align_jumps_string)
2223 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2224 (ix86_align_funcs_string): Make static.
2225 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2226 (ix86_handle_option): New function.
2227 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2228 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2229 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2230 of darwin_fix_and_continue_switch.
2231 (darwin_one_byte_bool): Delete.
2232 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2233 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2234 to darwin_one_byte_bool.
2235 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2236 * config/i386/djgpp.opt, config/i386/i386.opt,
2237 * config/i386/sco5.opt: New files.
2239 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2241 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2242 fp_zero_operand, fp_register_operand, intreg_operand,
2243 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2244 call_operand, call_operand_address, tgd_symbolic_operand,
2245 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2246 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2247 sp64_medium_pic_operand, data_segment_operand,
2248 text_segment_operand, splittable_symbolic_memory_operand,
2249 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2250 eq_or_neq, normal_comp_operator, noov_compare_op,
2251 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2252 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2253 const64_operand, const64_high_operand, arith11_operand,
2254 arith10_operand, arith_double_operand, arith_double_4096_operand,
2255 arith_double_add_operand, arith11_double_operand,
2256 arith10_double_operand, small_int, small_int_or_double,
2257 uns_small_int, uns_arith_operand, clobbered_register,
2258 input_operand, compare_operand): Delete.
2259 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2260 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2261 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2262 (GEN_HIGHINT64, GEN_INT64): Delete.
2263 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2264 gen_safe_XOR64): Adjust for above deletion.
2265 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2266 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2267 (legitimate_constant_p): Use const_zero_operand instead.
2268 (sparc_extra_constraint_check): Likewise.
2269 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2270 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2271 (PREDICATE_CODES): Delete.
2272 * config/sparc/sparc.md: Include predicates.md.
2273 (All patterns): Adjust for new predicate names.
2274 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2275 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2276 (movdi): Use general_operand predicate.
2277 (movdi_sp64_dbl): Delete.
2278 (movdi_const64_special): Add 'N' constraint.
2279 (movdicc): Use arith10_operand predicate.
2280 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2281 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2282 (movdi_cc_reg_sp64_trunc): Delete.
2283 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2284 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2285 (subdi3_sp32): Delete.
2286 (subdi3_insn_sp32): Change to define_insn_and_split.
2287 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2288 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2289 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2290 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2291 small_int_operand predicate.
2292 (divdi3, udivdi3): Use arith_operand predicate.
2293 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2294 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2295 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2296 (xordi3_sp64_dbl): Delete.
2297 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2298 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2299 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2300 cmp_ccx_set_not): Use arith_operand predicate.
2301 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2302 * config/sparc/predicates.md: New file.
2304 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2306 PR tree-optimization/14846
2307 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2309 (fold_single_bit_test): ... here.
2310 (fold_binary): Call fold_single_bit_test_into_sign_test
2311 instead of fold_single_bit_test.
2313 2005-04-20 James E Wilson <wilson@specifixinc.com>
2316 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2317 is another declaration.
2319 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2321 * config/cris/predicates.md: New file.
2322 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2323 (cris_movem_load_rest_p): Declare.
2324 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2325 (cris_movem_load_rest_p): Ditto. Globalize.
2326 (cris_bdap_operand, cris_bdap_biap_operand,
2327 cris_orthogonal_operator, cris_commutative_orth_op,
2328 cris_operand_extend_operator,
2329 cris_additive_operand_extend_operator, cris_extend_operator,
2330 cris_plus_or_bound_operator, cris_mem_op,
2331 cris_general_operand_or_symbol,
2332 cris_general_operand_or_gotless_symbol,
2333 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2334 cris_load_multiple_op): Remove predicate functions.
2335 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2336 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2337 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2338 * config/cris/cris.md: Include predicates.md.
2339 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2341 2005-04-20 Ian Lance Taylor <ian@airs.com>
2343 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2344 * c-common.h (STMT_EXPR_STMT): Don't define.
2345 (STMT_EXPR_NO_SCOPE): Don't define.
2346 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2347 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2348 (pp_c_expression): Likewise.
2350 2005-04-20 Richard Henderson <rth@redhat.com>
2353 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2355 2005-04-20 Jeff Law <law@redhat.com>
2357 * reload1.c (reload): Ignore equivalences between pseudos and
2360 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2363 * c-tree.h (struct c_label_list): Update comment.
2364 (struct c_label_context): Rename to struct c_label_context_se.
2365 (label_context_stack): Rename to label_context_stack_se.
2366 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2367 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2368 c_end_vm_scope): New.
2369 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2370 * c-decl.c (pop_scope): Call c_end_vm_scope.
2371 (pushdecl): Call c_begin_vm_scope for variably modified
2373 (define_label): Check for jumping into scope of identifier with
2374 variably modified type. Push label on stack for those defined at
2375 current context of identifiers with variably modified type.
2376 (start_function): Create stack level for context of identifiers
2377 with variably modified type.
2378 (finish_function): Pop stack level for context of identifiers with
2379 variably modified type.
2380 * c-typeck.c (label_context_stack): Rename to
2381 label_context_stack_se.
2382 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2383 (c_finish_goto_label): Check for jumping into scope of identifier
2384 with variably modified type. Push label on stack for those jumped
2385 to from current context of identifiers with variably modified
2387 (struct c_switch): Add blocked_vm.
2388 (c_start_case): Initialize blocked_vm.
2389 (do_case): Check blocked_vm.
2390 (c_finish_case): Add comment.
2391 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2392 variable label_context_stack.
2394 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2396 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2397 conditional_replacement, value_replacement, abs_replacement,
2399 (replace_phi_edge_with_variable): Remove argument BB.
2400 (conditional_replacement, value_replacement,
2401 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2402 Update a call to replace_phi_edge_with_variable.
2404 * tree-ssa-phiopt.c: Fix comments.
2406 2005-04-20 Michael Matz <matz@suse.de>
2409 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2412 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2414 * tree-ssa-phiopt.c: Fix comment typos.
2416 PR tree-optimization/21116
2417 * tree-ssa-phiopt.c: Fix a typo.
2419 2005-04-19 Richard Henderson <rth@redhat.com>
2421 * builtins.c (expand_builtin_sync_operation): Revert last change.
2422 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2424 (expand_compare_and_swap_loop): Likewise.
2425 (expand_sync_operation): Remove fallback from NAND to AND; invert
2426 memory operand when expanding from cmpxchg.
2427 (expand_sync_fetch_operation): Likewise.
2428 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2431 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2432 when implementing NAND. Fix double-add for AFTER.
2433 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2434 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2435 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2437 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2440 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2441 to return old memory value.
2442 (sync_compare_and_swap_cc<IMODE>): Likewise.
2444 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2445 return pre-reload. Don't consider output or anti dependencies.
2446 * config/ia64/sync.md (IMODE): New.
2447 (modesuffix): Add QI and HI.
2448 (memory_barrier): Simplify expansion.
2449 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2450 (cmpxchg_acq_<IMODE>): Likewise.
2451 (sync_lock_test_and_set<IMODE>): Likewise.
2452 (sync_lock_release<IMODE>): Likewise.
2454 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2456 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2459 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2461 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2463 2005-04-20 Michael Pogue <michael.pogue@sun.com>
2464 Joseph S. Myers <joseph@codesourcery.com>
2466 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2467 * c-typeck.c (build_c_cast): Check these options.
2468 * doc/invoke.texi: Document these options.
2470 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2472 * tree-ssa-phiopt.c: Update a comment about the pass.
2474 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2476 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2477 config/mcore/mcore.c: Fix comment typos.
2479 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
2481 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2482 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2484 2005-04-19 Paul Brook <paul@codesourcery.com>
2486 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
2488 2005-04-19 Andrew Haley <aph@redhat.com>
2491 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2492 looking at a field's bitpos.
2494 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2496 * system.h (fopen, fdopen, freopen): Define these to the unlocked
2497 libiberty functions.
2499 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2501 PR tree-optimization/21096
2502 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2504 2005-04-19 Alan Modra <amodra@bigpond.net.au>
2507 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2508 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2510 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
2512 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2513 refers to the function being dumped.
2515 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
2517 * varasm.c (assemble_start_function): Remove reset of in_section.
2519 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2521 PR tree-optimization/21085
2522 * fold-const (fold_binary): Don't change X % -C to X % C if C has
2525 2005-04-19 Ben Elliston <bje@au.ibm.com>
2527 * doc/invoke.texi (Optimize Options): Refer to the correct
2528 optimisation flag -ftree-dominator-opts, not -ftree-dom.
2530 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2532 * config/rs6000/rs6000.c (machopic_output_stub): Increase
2533 alloca argument to be big enough.
2535 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
2538 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2541 2005-04-18 Tom Tromey <tromey@redhat.com>
2543 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2546 2005-04-18 Richard Henderson <rth@redhat.com>
2548 * config/alpha/alpha.c (alpha_split_atomic_op): New.
2549 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2550 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
2551 * config/alpha/alpha-protos.h: Update.
2552 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2553 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2554 (attr type): Add ld_l, st_c, mb.
2555 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2556 iornotsi3, xorsi_internal, xornotsi3): New.
2557 * config/alpha/ev4.md (ev4_ld): Add ld_l.
2558 (ev4_ist_c, ev4_mb): New.
2559 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2561 * config/alpha/ev6.md (ev6_ild): Add ld_l.
2562 (ev6_ist): Add st_c.
2564 * config/alpha/sync.md: New file.
2566 2005-04-18 Richard Henderson <rth@redhat.com>
2568 * builtins.c (expand_builtin_sync_operation): Fold nand to and
2571 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
2573 2005-04-18 Devang Patel <dpatel@apple.com>
2575 * config/rs6000/atlivec.md (mulv4si3): New pattern.
2577 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2579 PR tree-optimization/20922
2580 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
2581 Fold X + c >= X and fold X - c <= X to true.
2583 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2585 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
2587 (emergency_labeled_state_free): Likewise.
2589 2005-04-18 Nick Clifton <nickc@redhat.com>
2591 * config/h8300/h8300.md (jump): Remove prescan parameter from
2592 calls to final_scan_insn.
2594 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
2595 parameter from calls to final_scan_insn.
2597 * config.gcc (m68hc12): Use the m68hc11.opt file for target
2599 (v850e, v850e1): Use the v850.opt file for target specific
2602 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
2604 PR tree-optimization/21001
2605 * tree-optimize.c (init_tree_optimization_passes): Move the
2606 first pass_forwprop immediately before pass_vrp.
2608 2005-04-17 Ian Lance Taylor <ian@airs.com>
2610 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
2611 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
2612 from enum tree_code op to bool is_sizeof.
2613 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
2614 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
2615 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
2617 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
2619 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
2622 2005-04-17 Ian Lance Taylor <ian@airs.com>
2624 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
2626 2005-04-17 Richard Henderson <rth@redhat.com>
2628 * config/alpha/alpha.c (va_list_skip_additions): Only define if
2630 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
2631 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
2632 of indirection through ssa names while looking for the gpr counter
2634 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
2635 saved va_list_gpr_size and va_list_fpr_size.
2637 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2639 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
2640 both pointers or both integers.
2642 * tree-vrp.c (maybe_add_assert_expr): Don't assert
2643 ASSERT_EXPRs for single-use variable.
2645 * tree-into-ssa.c: Fix a comment typo.
2647 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
2649 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
2650 -mipsN before forcing a default of -mips2.
2652 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2654 * predict.h (IS_TAKEN): Remove.
2655 * rtl.h (NOTE_PREDICTION): Likewise.
2657 * modulo-sched.c (CFG_HOOKS): Remove.
2659 * c-parser.c (N_C_TTYPES): Remove.
2661 * tree-flow-inline.h (get_stmt_operands): Remove.
2662 * lambda-code.c, tree-ssa-loop-unswitch.c,
2663 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
2664 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
2665 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
2666 calls to get_stmt_operands.
2667 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
2669 2005-04-17 Richard Henderson <rth@redhat.com>
2672 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
2673 of CUMULATIVE_ARGS past the last named argument.
2674 (alpha_va_start): Expect pretend_args_size only if strictly less than
2677 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2680 * builtins.c (expand_builtin_strcat): Convert the result of
2681 strlen to the right type.
2682 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
2683 avoid creating type mismatches.
2684 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
2687 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
2689 2005-04-16 Richard Henderson <rth@redhat.com>
2692 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
2693 Use the mode of boolean_type_node when the user doesn't provide one.
2694 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
2696 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
2699 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
2702 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
2705 2005-04-16 Roger Sayle <roger@eyesopen.com>
2706 Steven Bosscher <stevenb@suse.de>
2708 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
2709 (fold_unary_to_constant): Likewise.
2711 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
2713 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
2716 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
2718 * doc/install.texi (Specific): Avoid using asterisks in @anchor
2719 names related to target triplets.
2720 Remove i?86-*-esix from platform directory.
2721 Remove powerpc-*-eabiaix from platform directory.
2723 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
2726 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
2727 falling through from SUBREG case to REG.
2729 2005-04-15 Roger Sayle <roger@eyesopen.com>
2731 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
2732 (fold_binary): Update comment mentioning fold_relational_hi_lo.
2733 (fold_binary_to_constant): Simplify using fold_binary.
2734 (fold_unary_to_constant): Likewise, simplify using fold_unary.
2736 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2738 * gthr-posix.c (pthread_cancel): Define.
2739 (pthread_mutexattr_init): Likewise.
2740 (pthread_mutexattr_settype): Likewise.
2741 (pthread_mutexattr_destroy): Likewise.
2743 2005-04-15 David S. Miller <davem@davemloft.net>
2746 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
2748 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2750 PR tree-optimization/21031
2751 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
2752 (forward_propagate_into_cond_1): Call it. Forward propagate
2753 integer-integer casts into COND_EXPRs.
2755 2005-04-15 Dave Korn <dave.korn@artimi.com>
2757 * gcc.c (default_compilers): Clarify obscure error message when
2758 reading from standard input.
2760 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2762 * basic-block.h (PROP_EQUAL_NOTES): Remove.
2763 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
2765 * tree-ssa-alias.c (init_alias_info): Remove a call to
2768 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
2770 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
2771 of non-virtual PHI nodes like we use to.
2773 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
2775 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
2776 (attr_copy_rtx): Do not use it.
2778 2005-04-15 Andrew Macleod <amacleod@redhat.com>
2780 * doc/tree-ssa.texi: Grammer/abbreviation updates.
2782 2005-04-15 Diego Novillo <dnovillo@redhat.com>
2784 * tree-vect-transform.c (vectorizable_store): Mark necessary
2785 objects in the vectorized store needing renaming. Update the
2786 SSA graph for V_MAY_DEF operands in the original store.
2788 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
2790 * tree-ssa-pre.c (compute_avail): It's okay to have
2791 TREE_INVARIANT's here, and value number the resulting expressions.
2792 (create_expression_by_pieces): Make sure operands that were
2793 min_invariant when we started, stay that way.
2795 2005-04-15 David Edelsohn <edelsohn@gnu.org>
2797 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
2799 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2801 PR tree-optimization/20936.
2802 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
2804 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2806 * doc/invoke.texi: Fix typos.
2807 * doc/md.texi: Likewise.
2808 * doc/rtl.texi: Likewise.
2809 * doc/sourcebuild.texi: Likewise.
2810 * doc/tm.texi: Likewise.
2812 2005-04-15 Uros Bizjak <uros@kss-loka.si>
2814 PR tree-optimization/21004
2815 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
2816 and floorl in c99 mode only.
2817 * builtins.c (expand_builtin_int_roundingfn): Assert that
2818 fallback_fndecl is not NULL_TREE.
2820 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2822 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
2823 * basic-block.h: Update the prototype for
2824 purge_all_dead_edges.
2825 * cfgexpand.c (tree_expand_cfg): Update a call to
2826 purge_all_dead_edges.
2827 * combine.c (combine_instructions): Likewise.
2828 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
2829 rest_of_handle_cse2, rest_of_handle_gcse,
2830 rest_of_handle_postreload): likewise.
2832 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
2835 * gimplify.c (gimplify_addr_expr): Compensate for removal of
2836 e.g. cv-qualification conversions.
2838 2005-04-14 Mike Stump <mrs@apple.com>
2840 * config/darwin-c.c (framework_construct_pathname): We must
2841 find all headers of a framework in the first instance of it
2842 found in the seach path.
2844 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
2846 PR tree-optimization/21021
2847 * tree-vrp.c (compare_values): Work around a bug in the front
2848 end that produces a comparison of mismatched types.
2850 2004-04-14 Richard Henderson <rth@redhat.com>
2852 * config/ia64/ia64.h (enum fetchop_code): Remove.
2853 (enum ia64_builtins): Move ...
2854 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
2855 members except BSP and FLUSHRS.
2856 (ia64_init_builtins): Remove __sync builtins.
2857 (ia64_expand_builtin): Likewise.
2858 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
2859 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
2860 (ia64_expand_lock_release): Remove.
2861 * config/ia64/ia64.md (mf): Move to sync.md.
2862 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
2863 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
2864 * config/ia64/sync.md: New file.
2865 (memory_barrier): Rename from mf.
2866 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
2867 (cmpxchg_acq_<I48MODE>): Likewise.
2868 (sync_lock_test_and_set<I48MODE>): Likewise.
2870 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
2871 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
2873 2004-04-14 Richard Henderson <rth@redhat.com>
2875 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
2876 (ix86_compare_emitted): New.
2877 (ix86_expand_compare): Use ix86_compare_emitted if set.
2878 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
2879 and ix86_compare_op0 are set.
2880 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
2881 (TARGET_CMPXCHG, TARGET_XADD): New.
2882 (ix86_compare_emitted): Declare.
2883 * config/i386/i386.md: Include sync.md
2884 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
2885 (UNSPECV_XCHG, UNSPECV_LOCK): New.
2886 * config/i386/sync.md: New file.
2888 2004-04-14 Richard Henderson <rth@redhat.com>
2891 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
2892 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
2893 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
2894 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
2895 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
2896 BT_FN_I8_VPTR_I8_I8): New.
2897 * builtins.def (DEF_SYNC_BUILTIN): New.
2898 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
2899 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
2900 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
2901 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
2902 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
2903 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
2904 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
2905 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
2906 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
2907 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
2908 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
2909 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
2910 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
2911 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
2912 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
2913 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
2914 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
2915 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
2916 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
2917 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
2918 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
2919 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
2920 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
2921 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
2922 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
2923 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
2924 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
2925 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
2926 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
2927 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
2928 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
2929 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
2930 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
2931 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
2932 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
2933 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
2934 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
2935 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
2936 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
2937 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
2938 BUILT_IN_SYNCHRONIZE: New.
2939 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
2940 as a function. Accept __sync_ as a prefix as well.
2941 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
2942 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
2943 expand_builtin_lock_release): New.
2944 (expand_builtin): Call them.
2945 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
2946 neither BOTH_P nor FALLBACK_P are defined.
2947 (builtin_type_for_size): New.
2948 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
2949 (resolve_overloaded_builtin): New.
2950 * c-common.h (resolve_overloaded_builtin): Declare.
2951 (builtin_type_for_size): Declare.
2952 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
2953 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
2954 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
2955 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
2956 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
2957 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
2958 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
2959 sync_compare_and_swap_cc, sync_lock_test_and_set,
2960 sync_lock_release): New.
2961 * optabs.h: Declare them.
2962 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
2963 expand_sync_operation, expand_sync_fetch_operation,
2964 expand_sync_lock_test_and_set): Declare.
2965 * genopinit.c (optabs): Add sync optabs.
2966 * optabs.c (init_optabs): Initialize sync optabs.
2967 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
2968 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
2969 expand_sync_operation, expand_sync_fetch_operation,
2970 expand_sync_lock_test_and_set): New.
2971 * doc/extend.texi (Atomic Builtins): New section
2972 * doc/md.texi (Standard Names): Add sync patterns.
2974 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
2976 * tree-eh.c (lower_try_finally_copy): Generate new code in
2977 response to goto_queue entries as if the queue was sorted by
2978 index, not pointers.
2979 (lower_try_finally_switch): Likewise.
2981 2005-04-14 Richard Henderson <rth@redhat.com>
2983 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
2984 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
2986 (ix86_expand_fp_movcc): Update to match.
2987 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
2988 * config/i386/i386-protos.h: Update.
2989 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
2990 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
2992 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
2994 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
2997 2005-04-14 Julian Brown <julian@codesourcery.com>
2999 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
3000 link failures on ppc64 Linux.
3002 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
3004 * config.gcc: Set cpu_type for s390.
3006 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
3008 Fix PR tree-optimization/20963
3009 * tree-ssa-pre.c (compute_avail): Remove special case for
3011 (create_expression_by_pieces): Add value numbers for forced out
3014 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
3016 * config/cris/cris.md: Replace references to (reg:SI 16) with
3017 (reg:SI CRIS_SRP_REGNUM).
3019 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
3021 PR tree-optimization/20657
3022 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
3023 create an appropriate range from it.
3025 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3027 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
3028 <UNSPEC_FIST_CEIL> case.
3030 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
3031 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
3032 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
3033 to implement lfloor and llfloor built-ins as x87 intrinsic function.
3034 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
3035 (lfloor<mode>2): New expanders.
3036 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
3037 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
3038 to implement lceil and llceil built-ins as x87 intrinsic function.
3039 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
3040 (lceil<mode>2): New expanders.
3042 2005-04-14 Uros Bizjak <uros@kss-loka.si>
3044 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
3045 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
3047 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
3050 * config/s390/s390-modes.def: Define TFmode.
3052 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
3054 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
3055 (JUMP_TABLES_IN_TEXT_SECTION): Define.
3056 * config/mips/mips.c (mips16_insn_length): Remove reference to
3057 JUMP_TABLES_IN_TEXT_SECTION.
3059 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
3061 * simplify-rtx.c (simplify_binary_operation_1): Return
3062 scalar or vector of constant 0, depending on the xor's
3065 2005-04-13 Dale Johannesen <dalej@apple.com>
3067 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
3068 (objc-act.o): Ditto.
3069 * objc/objc-act.c (objc_gimplify_expr): New.
3070 (objc_get_callee_fndecl): New.
3071 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
3072 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
3073 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
3075 2005-04-13 Devang Patel <dpatel@apple.com>
3077 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
3080 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
3082 CRIS prologue as RTL.
3083 * config/cris/cris-protos.h (cris_emit_movem_store)
3084 (cris_expand_prologue): Prototype.
3085 * config/cris/cris.c (struct machine_function): New member
3087 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3088 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3089 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3090 (cris_load_multiple_op, cris_return_address_on_stack)
3091 (cris_return_address_on_stack_for_return): ISO-Cify.
3092 (cris_store_multiple_op): New predicate function.
3093 (cris_expand_prologue, cris_emit_movem_store): New functions.
3094 (cris_print_operand) <case 'O'>: Handle modifications other than
3096 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3097 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3098 (cris_gen_movem_load): Rearrange slightly to make local variable
3099 src a parameter, removing osrc.
3100 (cris_setup_incoming_varargs): Set machine_function member
3101 stdarg_regs to correspond to the number of registers that need to
3103 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3105 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3106 cris_general_operand_or_gotless_symbol accept UNSPEC.
3107 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3108 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3109 ("*cris_store_multiple"): New pattern. Tweak common comment above
3110 this and "*cris_load_multiple".
3111 ("prologue"): New define_expand.
3113 * config/cris/cris.md ("epilogue"): Conditionalize on
3114 TARGET_PROLOGUE_EPILOGUE.
3116 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3119 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3120 fpsr 0 instead of fpsr 1.
3121 (divsf3_internal_thr): Ditto.
3122 (divdf3_internal_lat): Ditto.
3123 (divdf3_internal_thr): Ditto.
3124 (divxf3_internal_lat): Ditto.
3125 (divxf3_internal_thr): Ditto.
3127 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3129 PR tree-optimization/20913
3130 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3132 PR tree-optimization/20702
3133 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3134 dominator children that haven't been walked into.
3136 2005-04-13 Julian Brown <julian@codesourcery.com>
3138 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3139 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3142 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3144 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3145 config/i386/sse.md: Fix comment typos.
3147 * genattrtab.c (NULL_ATTR): Remove.
3148 * ifcvt.c (NULL_EDGE): Likewise.
3150 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3152 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3153 NOTE_PREDICT): Remove.
3155 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3157 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3158 * configure: Regenerate.
3159 * config.in: Likewise.
3160 * system.h: Declare vsnprintf if not already declared.
3162 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3164 * optc-gen.awk: Handle stand-alone Mask records.
3165 * opth-gen.awk: Likewise.
3166 * doc/options.texi (Option file format): Document them.
3167 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3168 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3169 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3170 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3171 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3172 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3173 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3174 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3175 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3176 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3177 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3178 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3179 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3180 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3181 TARGET_LONG_DOUBLE_128): Likewise.
3182 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3183 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3184 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3185 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3186 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3187 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3188 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3189 * config/sparc/sparc.c (fpu_option_set): New global.
3190 (sparc_handle_option): New function.
3191 (sparc_override_options): Test fpu_option_set.
3192 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3193 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3194 * config/sparc/sparc.opt: New file.
3195 * config/sparc/little-endian.opt: Likewise.
3196 * config/sparc/long-double-switch.opt: Likewise.
3198 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3200 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3201 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3202 * config/bfin/bfin.opt (mshared-library-id=): Lose
3203 Var(bfin_lib_id_given).
3205 2005-04-13 Matt Thomas <matt@3am-software.com>
3207 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3210 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3212 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3214 * cgraphunit.c (INSNS_PER_CALL): Remove.
3216 * tree-ssa-forwprop.c (vars,
3217 record_single_argument_cond_exprs,
3218 substitute_single_use_vars): Remove.
3219 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3221 (tree_ssa_forward_propagate_single_use_vars): Call
3222 forward_propagate_into_cond for each COND_EXPR.
3224 * tree-inline.c (INSNS_PER_STMT): Remove.
3226 2005-04-12 Richard Henderson <rth@redhat.com>
3228 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3229 (ix86_expand_sse_fp_minmax): ... from ...
3230 (ix86_expand_fp_movcc): ... here.
3231 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3232 * config/i386/i386-protos.h: Update.
3233 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3234 (sse_setccsf, sse_setccdf): Allow before reload.
3235 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3236 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3237 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3238 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3239 (anddf3, nanddf3, iordf3, xordf3): New.
3241 2005-04-12 Jeff Law <law@redhat.com>
3243 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3244 (tree-ssa-uncprop.o): Add dependencies.
3245 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3246 * tree-flow.h (remove_useless_stmts): Remove prototype.
3247 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3248 remove_useless_stmts.
3249 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3250 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3251 * tree-pass.h (pass_uncprop): Declare.
3252 * tree-ssa-uncprop.c: New file.
3254 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3257 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3259 2005-04-12 Caroline Tice <ctice@apple.com>
3261 Temporary fix for partitioning problems.
3262 * passes.c (rest_of_handle_final): Remove code that
3263 frees unlikely_text_section_name,
3264 * varasm.c (assemble_start_function): Test for partitioning
3265 flag before writing out section labels.
3266 (assemble_end_function): Test for partitioning flag before
3267 writing out section labels.
3269 2005-04-12 Steven Bosscher <stevenb@suse.de>
3270 Stuart Hastings <stuart@apple.com>
3271 Jan Hubicka <jh@suse.cz>
3273 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3274 references to gt-tree-cfg.h.
3275 * basic-block.h (struct basic_block_def): Don't skip rbi
3276 for garbage collection.
3277 (struct reorder_block_def): Make GTY-able.
3278 (struct control_flow_graph): New structure.
3279 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3280 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3281 but instead defines to the control_flow_graph for cfun.
3282 (label_to_block_map): New define, points to the label map of
3283 the control_flow_graph for cfun.
3284 (n_edges_for_function, n_basic_blocks_for_function,
3285 last_basic_block_for_function, basic_block_info_for_function,
3286 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3287 basic_block_info_for_function, label_to_block_map_for_function):
3288 Counterparts for the above, taking a struct function as an extra
3290 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3291 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3292 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3293 (alloc_rbi_pool, free_rbi_pool): Remove.
3294 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3295 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3297 (cfg_layout_finalize) ... and don't free it here.
3298 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3300 * flow.c (free_basic_block_vars): Set label_to_block_map and
3301 n_edges to zero too.
3302 * function.h (struct function): Add cfg field.
3303 * function.c (allocate_struct_function): Allocate the cfg.
3304 * tree-cfg.c (label_to_block_map): Remove.
3305 (build_tree_cfg): Don't allocate the rbi pool here...
3306 (delete_tree_cfg_annotations): ...and don't free it here.
3307 Also don't nullify label_to_block_map for cfun.
3309 2005-04-12 Caroline Tice <ctice@apple.com>
3311 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3312 Revert my patch from April 9.
3313 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3314 (reorder_basic_blocks): Revert my patch from April 9.
3315 (insert_section_boundary_note): Revert my patch from April 9.
3316 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3317 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3318 (COLD_END_LABEL): Revert my patch from April 9.
3319 (cold_text_section_label): Revert my patch from April 9.
3320 (cold_end_label): Revert my patch from April 9.
3321 (dwarf2out_switch_text_section): Revert my patch from April 9.
3322 (output_aranges): Revert my patch from April 9.
3323 (output_ranges): Revert my patch from April 9.
3324 (output_line_info): Revert my patch from April 9.
3325 (add_location_or_const_value_attribute): Revert my patch from April 9.
3326 (dwarf2out_var_location): Revert my patch from April 9.
3327 (dwarf2out_init): Revert my patch from April 9.
3328 (dwarf2out_finish): Revert my patch from April 9.
3329 * function.h (struct function): Revert my patch from April 9.
3330 * opts.c (decode_options): Revert my patch from April 9.
3331 * output.h (unlikely_section_label, hot_section_label,
3332 hot_section_end_label, cold_section_end_label,
3333 unlikely_text_section_name): Revert my patch from April 9.
3334 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3335 * varasm.c (unlikely_section_label, hot_section_label,
3336 hot_section_end_label, cold_section_end_label,
3337 unlikely_text_section_name): Revert my patch from April 9.
3338 (initialize_cold_section_name): Revert my patch from April 9.
3339 (unlikely_text_section): Revert my patch from April 9.
3340 (in_unlikely_text_section): Revert my patch from April 9.
3341 (named_section): Revert my patch from April 9.
3342 (function_section): Revert my patch from April 9.
3343 (current_function_section): Revert my patch from April 9.
3344 (assemble_start_function): Revert my patch from April 9.
3345 (assemble_end_function): Revert my patch from April 9.
3346 (default_section_type_flags_1): Revert my patch from April 9.
3348 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3350 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3351 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3353 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3355 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3358 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3359 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3361 2004-04-12 Richard Henderson <rth@redhat.com>
3363 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3364 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3365 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3366 (UNSPEC_*, UNSPECV_*): Renumber.
3368 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3371 From Richard Henderson <rth@redhat.com>:
3372 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3375 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3377 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3379 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3381 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3382 (bfin_library_id): New variable.
3383 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3384 instead of bfin_library_id_string.
3385 (bfin_handle_option): New function.
3386 (override_options): Remove most code to deal with shared library IDs,
3387 just check they aren't used without -mid-shared-library.
3388 (TARGET_HANDLE_OPTION): Define.
3389 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3390 * config/bfin/bfin.opt (mshared-library-id=): New.
3392 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3394 * tree-vect-transform.c: Fix comment typos.
3396 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3398 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3399 split critical edges when not possible/profitable.
3401 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3403 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3404 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3405 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3406 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3407 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3408 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3409 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3410 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3412 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3413 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3414 * config/ns32k/ns32k.opt: New file.
3416 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3418 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3419 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3420 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3421 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3422 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3423 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3424 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3425 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3426 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3427 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3428 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3429 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3430 (MASK_COLDFIRE): Formatting fixes.
3431 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3432 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3433 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3434 "_current_shared_library_a5_offset_".
3435 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3436 (MASK_ALL_CPU_BITS): New macro.
3437 (m68k_handle_option): New function.
3438 (override_options): Remove handling of m68k_library_id_string.
3439 * config/m68k/m68k.opt: New file.
3440 * config/m68k/ieee.opt: New file.
3442 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3444 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3445 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3446 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3447 (TARGET_CXX): Adjust accordingly.
3448 * target.h (struct gcc_target): Remove epxort_class_data. Add
3449 determine_class_data_visibility and class_data_always_comdat.
3450 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3451 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3452 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3453 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3454 (arm_cxx_determine_class_data_visibility): New.
3455 (arm_cxx_class_data_always_comdat): Likewise.
3456 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3457 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3458 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3459 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3460 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3463 2005-04-11 Devang Patel <dpatel@apple.com>
3465 * tree-data-ref.c (build_classic_dist_vector,
3466 compute_subscript_distance): Make externally visible.
3467 * tree-data-ref.h (build_classic_dist_vector,
3468 compute_subscript_distance): Same.
3469 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3470 Check distance vector against vectorization factor.
3471 (vect_analyze_loop): Determine vectorizaion factor before
3472 analyzing data dependences.
3473 * tree-vectorizer.c (loops_num): Make it externally visible and
3475 * tree-vectorizer.c (vect_loops_num): ... new name.
3476 * tree-vectorizer.h (vect_loops_num): New.
3478 2005-04-11 Devang Patel <dpatel@apple.com>
3480 * tree-vect-analyze.c (vect_analyze_operations): Check
3481 vectorizable codition.
3482 * tree-vect-transform.c (vect_is_simple_cond): New function.
3483 (vectorizable_condition): New function.
3484 (vect_transform_stmt): Handle condition_vec_info_type.
3485 * tree-vectorizer.h (enum stmt_vec_info_type): Add
3486 condition_vec_info_type.
3487 (vectorizable_condition): New.
3489 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3491 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3492 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3493 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3495 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3496 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3498 * dwarf2out.c (output_line_info): Don't try to dereference
3499 a NULL current_function_decl.
3501 * config/t-slibgcc-darwin: Don't put shared libraries in
3502 directories other than $(slibdir).
3503 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3506 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3508 PR tree-optimization/20933
3509 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3510 logic to reject aliases between read-only and writable
3512 (may_alias_p): ... here.
3513 (get_tmt_for): Do not associate read-only tags to pointers
3514 whose pointed-to type is not read-only.
3515 * tree-ssa.c (verify_ssa): Check that memory stores have at
3516 least one V_MAY_DEF or V_MUST_DEF.
3518 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3521 * configure.ac (gcc_UNLOCKED_FUNCS): New.
3522 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3523 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3524 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3526 (fwrite_unlocked): Fix prototype.
3528 * configure, config.in: Regenerate.
3530 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3532 * tree-ssa-loop-im.c: Include real.h.
3533 (determine_invariantness_stmt): If real division divisor is
3534 invariant and flag_unsafe_math_optimizations enabled, generate
3535 invariant reciprocal for hoisting.
3536 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3538 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3540 Fix PR tree-optimization/20926
3542 * tree-ssa-alias.c (add_type_alias): Handle subvars.
3544 2005-04-11 Devang Patel <dpatel@apple.com>
3546 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3549 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3551 * fold-const.c (fold_binary_op_with_conditional_arg):
3552 use fold_buildN instead of "fold (buildN" in some
3554 (fold_unary): Likewise.
3555 (fold_binary): Likewise.
3557 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3559 Fix PR tree-optimization/20612
3560 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
3562 (perfect_nestify): preheaderbb is *not* part of loop of the
3565 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3567 * tree-ssa-alias.c (may_alias_p): If the variable
3568 is a global variable and the pointer is parameter
3569 and -fargument-noalias-global is used, then
3570 the pointer cannot alias the variable.
3572 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
3574 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
3575 * config/sparc/sparc.h: Likewise.
3576 * config/sparc/sparc.md: Likewise.
3578 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
3580 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
3582 * tree-vrp.c: Fix a comment typo.
3584 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3586 PR tree-optimization/20920
3587 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
3588 SSA_NAME flows through an abnormal edge.
3589 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
3590 through abnormal edges.
3591 (maybe_add_assert_expr): Likewise.
3593 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
3595 * config/s390/s390.h (s390_tune_string, s390_arch_string)
3596 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
3597 (s390_stack_size_string, s390_stack_guard_string, target_flags)
3598 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
3599 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
3600 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
3601 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
3602 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
3603 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
3604 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
3605 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3606 (TARGET_HANDLE_OPTION): Likewise.
3607 (s390_tune): Initialize to PROCESSOR_max.
3608 (s390_arch_string): Make static.
3609 (s390_tune_string, s390_warn_framesize_string): Delete.
3610 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
3611 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
3612 (s390_handle_arch_option, s390_handle_option): New functions.
3613 (override_options): Remove parsing of option strings.
3614 * config/s390/s390.opt: New file.
3616 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3618 * tree-complex.c (expand_vector_operations): Call
3619 update_stmt_if_modified.
3621 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3623 * tree-vect-analyze (vect_determine_vectorization_factor):
3624 Do not use GET_MODE_NUNITS.
3625 * tree-vect-transform.c (vect_get_vec_def_for_operand,
3626 (vectorizable_load, vect_transform_loop): Likewise.
3628 2005-04-11 Uros Bizjak <uros@kss-loka.si>
3630 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
3631 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
3632 * optabs.h (enum optab_index): Add new OTI_lceil.
3633 (lceil_optab): Define corresponding macro.
3634 * optabs.c (init_optabs): Initialize lceil_optab.
3635 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
3636 and lceildi2 patterns.
3637 * builtins.c (expand_builtin_int_roundingfn): Handle
3638 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
3639 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
3640 BUILT_IN_LLCEIL{,F,L}.
3641 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
3642 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
3643 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
3644 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
3645 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
3646 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
3647 into lceil built-in function and (long long int)ceil{,f,l} into
3648 llceil built-in function.
3649 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
3652 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3654 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
3657 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
3659 * config/arm/arm.c: Fix a comment typo.
3660 * doc/tree-ssa.texi: Fix a typo.
3662 2005-04-10 Steven Bosscher <stevenb@suse.de>
3664 * cselib.c (clear_table): Rename to cselib_clear_table.
3665 * cselib.h (cselib_clear_table): Add prototype.
3666 * gcse.c (gcse_main): Make 'f' argument unused.
3667 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
3668 of each basic block instead.
3669 (compute_sets, compute_hash_table_work): Likewise.
3670 (constprop_register): Change int 'alter_jumps' argument to bool.
3671 (do_local_cprop): Likewise.
3672 (local_cprop_pass): Likewise. Also walk basic blocks instead of
3673 the insn chain. Explicitly clear the cselib tables after finishing
3674 one basic block. Make sure there are no unterminated libcall blocks.
3675 Update compute_sets call.
3676 (cprop): Walk basic blocks instead of the insn chain.
3677 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
3679 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
3680 one_cprop_pass calls.
3682 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3684 * combine.c (combine_simplify_rtx): Remove a transformation that
3685 relies on an invalid assumption about rtl sign-extension semantics.
3687 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3689 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
3690 to build_int_cst_wide.
3692 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
3695 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
3696 set the original address pseudo to the correct value before the
3697 original insn, if possible, and leave the insn alone, otherwise
3698 create a new pseudo, set it and replace it in the insn.
3699 * recog.c (validate_change_maybe_volatile): New.
3700 * recog.h (validate_change_maybe_volatile): Declare.
3702 2005-04-09 Caroline Tice <ctice@apple.com>
3704 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3705 Remove targetm.have_named_sections test.
3706 (fix_edges_for_rarely_executed_code): Likewise.
3707 (insert_section_boundary_note): Likewise.
3708 (reorder_basic_blocks): Check partitioning flag before calling
3709 verify_hot_cold_block_grouping.
3710 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
3711 the function struct rather than global variables.
3712 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
3713 (COLD_END_LABEL): Likewise
3714 (cold_text_section_label): New static global variable.
3715 (cold_end_label): Likewise.
3716 (dwarf2out_switch_text_section): Get hot/cold section labels from
3717 the function struct rather than global variables.
3718 (output_aranges): Use cold_text_section_label and cold_end_label;
3719 check partitioning flag before putting out delta.
3720 (output_ranges): Remove incorrect code attempting to use
3722 (output_line_info): Get cold section label from function struct.
3723 (add_location_or_const_value_attribute): Likewise.
3724 (get_subprogram_die): Get hot/cold section labels from function struct.
3725 (dwarf2out_var_location): Likewise.
3726 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
3727 write out cold_text_section_label if partition flag is set.
3728 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
3729 * function.h (struct function): Add new fields to point to hot/cold
3730 section labels: hot_section_label, cold_section_label,
3731 hot_section_end_label and cold_section_end_label; also add new field
3732 for cold text section name, unlikely_text_section_name.
3733 * opts.c (decode_options): Turn off partitioning flag if
3734 !targetm.have_named_sections.
3735 * output.h (hot_section_label): Remove.
3736 (hot_section_end_label): Remove.
3737 (cold_section_end_label): Remove.
3738 (unlikely_section_label): Remove.
3739 (unlikely_text_section_name): Remove.
3740 * passes.c (rest_of_handle_final): Remove code that frees
3741 unlikely_text_section_name.
3742 * varasm.c (unlikely_section_label): Remove.
3743 (hot_section_label): Remove.
3744 (hot_section_end_label): Remove.
3745 (cold_section_end_label): Remove.
3746 (unlikely_text_section_name): Remove.
3747 (initialize_cold_section_name): Modify to call
3748 targetm.strip_name_encoding; to store cold section name in current
3749 function struct, if it exists; and to only use the decl_section_name
3750 if flag_named_sections is true.
3751 (unlikely_text_section): Modify to get section name out of current
3752 function struct, if there is one; otherwise build it from
3753 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
3754 (in_unlikely_text_section): Likewise.
3755 (named_section): Modify to get/put cold section name in current function
3756 struct, if there is one.
3757 (function_section): Change 'bool unlikely' to 'int reloc'; check
3758 targetm.have_named_sections before calling named_section.
3759 (current_function_section): Likewise.
3760 (assemble_start_function): Modify to get/put unlikely_text_section_name
3761 in current function struct; modify to get hot/cold section labels
3762 from function struct; initialize labels using
3763 ASM_GENERATE_INTERNAL_LABEL;
3764 test partitioning flag before writing out hot section label.
3765 (assemble_end_function): Test partitioning flag before writing out
3766 hot/cold section labels.
3767 (default_section_type_flags_1): Modify to use array instead of
3768 char* for unlikely_text_section_name; set flags correctly for
3769 cold text section if there is not a current function decl.
3771 2005-04-09 Jakub Jelinek <jakub@redhat.com>
3773 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
3774 and TI_VA_LIST_FPR_COUNTER_FIELD.
3775 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
3776 * tree-pass.h (pass_stdarg): Add.
3777 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
3778 * tree-stdarg.c: New file.
3779 * tree-stdarg.h: New file.
3780 * Makefile.in (OBJS-common): Add tree-stdarg.o.
3781 (tree-stdarg.o): Add dependencies.
3782 * function.h (struct function): Add va_list_gpr_size and
3783 va_list_fpr_size fields.
3784 * function.c (allocate_struct_function): Initialize them.
3785 * target.h (struct gcc_target): Add stdarg_optimize_hook.
3786 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
3787 (TARGET_INITIALIZER): Add it.
3789 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
3790 va_list_{g,f}pr_counter_field.
3791 (ix86_setup_incoming_varargs): Don't do anything if reg_save
3792 area will not be used. Only save registers that tree-stdarg.c
3793 detected they need saving.
3794 (ix86_va_start): Don't set up fields that won't be used.
3796 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
3797 va_list_{g,f}pr_counter_field.
3798 (setup_incoming_varargs): Don't do anything if reg_save
3799 area will not be used. Only save registers that tree-stdarg.c
3800 detected they need saving.
3801 (rs6000_va_start): Don't set up fields that won't be used.
3803 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
3804 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
3805 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
3806 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
3808 2005-04-09 Jakub Jelinek <jakub@redhat.com>
3811 * config/i386/i386.c (construct_container): Pass empty aligned
3812 struct, union or class in memory.
3814 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
3816 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
3817 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
3818 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
3819 config/rs6000/predicates.md: Fix comment typos.
3821 * sched-int.h (haifa_insn_data): Remove blockage and units.
3822 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
3823 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
3824 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
3826 2005-04-09 Jan Hubicka <jh@suse.cz>
3827 Steven Bosscher <stevenb@suse.de>
3829 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
3830 * cfgloop.c (get_loop_exit_edges): Likewise.
3831 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
3833 * loop-unroll.c (analyze_insns_in_loop): Likewise.
3834 * tree-cfg.c (dump_cfg_status): Likewise.
3836 2005-04-09 David Edelsohn <edelsohn@gnu.org>
3838 * config/rs6000/predicates.md (altivec_register_operand): Remove
3839 redundant match_code test.
3840 (gpc_reg_operand): Same.
3841 (cc_reg_operand): Same.
3842 (cc_reg_not_cr0_operand): Same.
3844 2005-04-09 Jan Hubicka <jh@suse.cz>
3846 Forgotten hunk from my last merge patch:
3847 * final.c (output_addr_const): Do not call mark_referenced.
3849 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
3851 * doc/tree-ssa.texi: Add immediate use documentation.
3853 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
3855 * arm.c (FL_WBUF): Define.
3856 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
3857 (arm_is_6_or_7): Delete.
3858 (arm_tune_wbuf): New.
3859 (arm_override_options): Set arm_tune_wbuf.
3860 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
3861 (arm_is_6_or_7): Delete declaration.
3862 (arm_tune_wbuf): New declartion.
3863 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
3864 (model_wbuf): Derive from arm_tune_wbuf.
3865 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
3866 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
3867 (arm740t): Mark CPUs as having a write buffer.
3869 2005-04-09 Uros Bizjak <uros@kss-loka.si>
3871 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
3872 of 'const_double_operand' in operand 2 constraints. Update enable
3875 2005-04-09 Uros Bizjak <uros@kss-loka.si>
3877 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
3878 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
3879 * optabs.h (enum optab_index): Add new OTI_lfloor.
3880 (lfloor_optab): Define corresponding macro.
3881 * optabs.c (init_optabs): Initialize lfloor_optab.
3882 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
3883 and lfloordi2 patterns.
3884 * builtins.c (expand_builtin_int_roundingfn): New prototype.
3885 (expand_builtin_int_roundingfn): New function.
3886 (fold_builtin_int_roundingfn): New prototype.
3887 (fold_builtin_int_roundingfn): New function, renamed from
3888 fold_builtin_lround.
3889 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
3890 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
3891 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
3892 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
3893 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
3894 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
3895 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
3896 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
3897 into lfloor built-in function and (long long int)floor{,f,l} into
3898 llfloor built-in function.
3899 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
3902 2005-04-08 Ian Lance Taylor <ian@airs.com>
3904 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
3905 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
3906 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
3907 (DO_COND, DO_BODY): Likewise.
3908 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
3909 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
3910 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
3911 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
3912 (build_continue_stmt, build_break_stmt): Don't declare.
3913 (c_do_switch_warnings): Update declaration.
3914 * c-gimplify.c (enum bc_t): Remove.
3915 (struct c_gimplify_ctx, ctxp): Remove.
3916 (push_context, pop_context): Remove static functions.
3917 (c_genericize): Don't call push_context or pop_context.
3918 (begin_bc_block, finish_bc_block): Remove static functions.
3919 (build_bc_goto): Likewise.
3920 (gimplify_c_loop): Likewise.
3921 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
3922 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
3923 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
3924 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
3925 * c-common.c (c_do_switch_warnings): Rename from
3926 c_do_switch_warnings_1.
3927 (c_do_switch_warnings) [old version]: Remove.
3928 (c_do_switch_expr_warnings): Remove.
3929 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
3930 function instead of c_do_switch_expr_warnings.
3931 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
3932 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
3933 * c-pretty-print.c (pp_c_statement): Likewise.
3934 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
3936 2005-04-08 Devang Patel <dpatel@apple.com>
3938 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
3939 While selecting replacement condition pay attention to loop header.
3941 2005-04-08 Diego Novillo <dnovillo@redhat.com>
3943 Merge from tree-cleanup-branch: VRP, store CCP, store
3944 copy-prop, incremental SSA updating of FUD chains and
3945 newly exposed symbols.
3947 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
3948 (OBJS-common): Add tree-vrp.o.
3949 (tree-vrp.o): New rule.
3950 * basic-block.h (nearest_common_dominator_for_set): Declare.
3951 * common.opt (ftree-store-ccp): New flag.
3952 (ftree-copy-prop): New flag.
3953 (ftree-vrp): New flag.
3954 (ftree-store-copy-prop): New flag.
3955 * dominance.c (nearest_common_dominator_for_set): New.
3956 * domwalk.c (walk_dominator_tree): Only traverse
3957 statements in blocks marked in walk_data->interesting_blocks.
3958 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
3959 * fold-const.c (fold): Handle ASSERT_EXPR.
3960 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
3961 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
3962 flag_tree_vrp at -O2.
3963 * timevar.def (TV_TREE_VRP): Define.
3964 (TV_TREE_COPY_PROP): Define.
3965 (TV_TREE_STORE_COPY_PROP): Define.
3966 (TV_TREE_SSA_INCREMENTAL): Define.
3967 (TV_TREE_STORE_CCP): Define.
3968 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
3969 to kill_redundant_phi_nodes from comment.
3970 (verify_expr): Handle ASSERT_EXPR.
3971 * tree-dfa.c (mark_new_vars_to_rename): Remove second
3972 argument. Update all users.
3973 (mark_call_clobbered_vars_to_rename): Remove. Update all
3975 * tree-flow-inline.h (unmodifiable_var_p): New.
3976 * tree-flow.h (enum value_range_type): Declare.
3977 (struct value_range_def): Declare.
3978 (value_range): Declare.
3979 (remove_all_phi_nodes_for): Remove. Update all users.
3980 (find_phi_node_for): Declare.
3981 (add_type_alias): Declare.
3982 (count_uses_and_derefs): Declare.
3983 (kill_redundant_phi_nodes): Remove.
3984 (rewrite_into_ssa): Remove.
3985 (rewrite_def_def_chains): Remove.
3986 (update_ssa, register_new_name_mapping, create_new_def_for,
3987 need_ssa_update_p, name_registered_for_update_p,
3988 release_ssa_name_after_update_ssa, dump_repl_tbl,
3989 debug_repl_tbl, dump_names_replaced_by,
3990 debug_names_replaced_by, mark_sym_for_renaming,
3991 mark_set_for_renaming, get_current_def, set_current_def,
3992 get_value_range, dump_value_range, debug_value_range,
3993 dump_all_value_ranges, debug_all_value_ranges,
3994 expr_computes_nonzero, loop_depth_of_name,
3995 unmodifiable_var_p): Declare.
3996 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
3998 * tree-into-ssa.c (block_defs_stack): Update comment.
3999 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
4000 syms_to_rename, names_to_release, repl_tbl,
4001 need_to_initialize_update_ssa_p, need_to_update_vops_p,
4002 need_to_replace_names_p): New locals.
4003 (NAME_SETS_GROWTH_FACTOR): Define.
4004 (struct repl_map_d): Declare.
4005 (struct mark_def_sites_global_data): Add field
4007 (enum rewrite_mode): Declare.
4008 (REGISTER_DEFS_IN_THIS_STMT): Define.
4009 (compute_global_livein): Use last_basic_block instead of
4011 (set_def_block): Remove last argument. Update all callers.
4012 (prepare_use_operand_for_rename): Remove. Update all callers.
4013 (prepare_def_operand_for_rename): Remove. Update all callers.
4014 (symbol_marked_for_renaming): New.
4017 (repl_map_hash): New.
4019 (repl_map_free): New.
4020 (names_replaced_by): New.
4021 (add_to_repl_tbl): New.
4022 (add_new_name_mapping): New.
4023 (mark_def_sites): Assume that all the operands in the
4024 statement are in normal form.
4025 (find_idf): Assert that the block in the stack is valid.
4026 (get_default_def_for): New.
4027 (insert_phi_nodes_for): Add new argument 'update_p'.
4029 If update_p is true, add a new mapping between the LHS of
4030 each new PHI and the name that it replaces.
4031 (insert_phi_nodes_1): Only call find_idf if needed.
4032 (get_reaching_def): Call get_default_def_for.
4033 (rewrite_operand): Remove.
4034 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
4035 and REWRITE_THIS_STMT are false.
4036 Assume that all the operands in the statement are in
4038 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
4039 (rewrite_virtual_phi_arguments): Remove.
4040 (invalidate_name_tags): Remove.
4041 (register_new_update_single, register_new_update_set,
4042 rewrite_update_init_block, replace_use,
4043 rewrite_update_fini_block, rewrite_update_stmt,
4044 rewrite_update_phi_arguments): New.
4045 rewrite_blocks): Remove argument 'fix_virtual_phis'.
4046 Add arguments 'entry', 'what' and 'blocks'.
4047 Initialize the dominator walker according to 'what' and
4049 Start the dominator walk at 'entry'.
4050 (mark_def_site_blocks): Add argument 'interesting_blocks'.
4051 Use it to configure the dominator walker.
4052 (rewrite_into_ssa): Remove argument 'all'.
4054 (rewrite_all_into_ssa): Remove.
4055 (rewrite_def_def_chains): Remove.
4056 (mark_def_interesting, mark_use_interesting,
4057 prepare_phi_args_for_update, prepare_block_for_update,
4058 prepare_def_site_for, prepare_def_sites,
4059 dump_names_replaced_by, debug_names_replaced_by,
4060 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
4061 delete_update_ssa, create_new_def_for,
4062 register_new_name_mapping, mark_sym_for_renaming,
4063 mark_set_for_renaming, need_ssa_update_p,
4064 name_registered_for_update_p, ssa_names_to_replace,
4065 release_ssa_name_after_update_ssa,
4066 insert_updated_phi_nodes_for, update_ssa): New.
4067 * tree-loop-linear.c (linear_transform_loops): Call
4068 update_ssa instead of rewrite_into_ssa.
4069 * tree-optimize.c (vars_to_rename): Remove.
4071 (init_tree_optimization_passes): Replace
4072 pass_redundant_phi with pass_copy_prop.
4074 Replace pass_ccp with pass_store_ccp.
4075 Add pass_store_copy_prop after pass_store_ccp.
4076 (execute_todo): If the TODO_ flags don't include updating
4077 the SSA form, assert that it does not need to be updated.
4078 Call update_ssa instead of rewrite_into_ssa and
4079 rewrite_def_def_chains.
4080 If TODO_verify_loops is set, call verify_loop_closed_ssa.
4081 (tree_rest_of_compilation):
4082 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
4083 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
4084 TODO_cleanup_cfg): Renumber.
4085 (TODO_verify_loops, TODO_update_ssa,
4086 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4087 TODO_update_ssa_only_virtuals): Define.
4088 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4090 * tree-phinodes.c (make_phi_node): Update documentation.
4091 (remove_all_phi_nodes_for): Remove.
4092 (find_phi_node_for): New.
4093 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4094 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4095 (interpret_rhs_modify_expr): Likewise.
4096 * tree-sra.c (decide_instantiations): Mark all symbols in
4097 SRA_CANDIDATES for renaming.
4098 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4099 (mark_all_v_defs): New function. Update all users to call it
4100 with the whole list of scalarized statements, not just the
4102 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4103 (compute_flow_insensitive_aliasing): If the tag is
4104 unmodifiable and the variable isn't or vice-versa, don't
4105 make them alias of each other.
4106 (setup_pointers_and_addressables): If the type tag for
4107 VAR is about to change, mark the old one for renaming.
4108 (add_type_alias): New.
4109 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4110 (ccp_lattice_t): Rename from latticevalue.
4111 (value): Remove. Update all users.
4112 (const_val): New local variable.
4113 (do_store_ccp): New local variable.
4114 (dump_lattice_value): Handle UNINITIALIZED.
4115 (debug_lattice_value): New.
4116 (get_default_value): Re-write.
4117 (set_lattice_value): Re-write.
4118 (def_to_varying): Remove. Update all users.
4119 (likely_value): Return VARYING for statements that make
4120 stores when STORE_CCP is false.
4121 Return VARYING for any statement other than MODIFY_EXPR,
4122 COND_EXPR and SWITCH_EXPR.
4123 (ccp_initialize): Re-write.
4124 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4125 Move to tree-ssa-propagate.c.
4126 (ccp_lattice_meet): Handle memory stores when
4127 DO_STORE_CCP is true.
4128 (ccp_visit_phi_node): Likewise.
4129 (ccp_fold): Likewise.
4130 (evaluate_stmt): Likewise.
4131 (visit_assignment): Likewise.
4132 (ccp_visit_stmt): Likewise.
4133 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4137 (do_ssa_store_ccp): New.
4138 (gate_store_ccp): New.
4139 (pass_store_ccp): Declare.
4140 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4141 (may_propagate_copy): Reformat.
4142 Don't abort if ORIG is a virtual and DEST isn't.
4143 If NEW does not have alias information but DEST does,
4145 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4146 copy_prop_kind, which_copy_prop): Declare.
4147 (stmt_may_generate_copy, get_copy_of_val,
4148 get_last_copy_of, set_copy_of_val, dump_copy_of,
4149 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4150 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4151 init_copy_prop, fini_copy_prop, execute_copy_prop,
4152 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4153 store_copy_prop): New.
4154 (pass_copy_prop, pass_store_copy_prop): Declare.
4155 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4156 'num_const_prop' and 'num_copy_prop'.
4157 (cprop_operand): Update them.
4158 (dump_dominator_optimization_stats): Dump them.
4159 (tree_ssa_dominator_optimize): Call update_ssa instead of
4161 (loop_depth_of_name): Declare extern.
4162 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4163 values for LOW or HIGH.
4164 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4165 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4166 (cprop_operand): Only propagate if VAL != OP.
4167 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4168 statement for renaming.
4169 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4170 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4171 add_type_alias if necessary.
4172 Call mark_new_vars_to_rename.
4173 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4174 mark every statement updated, call update_ssa and
4175 rewrite_into_loop_closed_ssa.
4176 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4177 from LIVEIN if VAR is a virtual.
4178 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4179 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4180 (get_call_expr_operands): Reformat statement.
4181 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4183 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4184 SSA_NAME_VALUE for every name.
4185 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4186 get_value_loaded_by): New.
4187 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4188 substitute_and_fold): Move from tree-ssa-ccp.c.
4189 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4190 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4191 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4193 * tree-ssa.c (verify_use): Fix error message.
4194 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4195 check_phi_redundancy, kill_redundant_phi_nodes,
4196 pass_redundant_phi): Remove. Update all users.
4197 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4198 add_type_alias, if necessary.
4199 * tree-vectorizer.h (struct _stmt_vect_info): Update
4200 documentation for field 'memtag'.
4201 * tree-vrp.c: New file.
4202 * tree.def (ASSERT_EXPR): Define.
4203 * tree.h (ASSERT_EXPR_VAR): Define.
4204 (ASSERT_EXPR_COND): Define.
4205 (SSA_NAME_VALUE_RANGE): Define.
4206 (struct tree_ssa_name): Add field 'value_range'.
4207 (PHI_REWRITTEN): Remove.
4208 (struct tree_phi_node): Remove field 'rewritten'.
4209 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4210 -ftree-store-copy-prop): Document.
4211 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4212 Document usage of update_ssa.
4214 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4217 * config/rs6000/predicates.md (altivec_register_operand): Accept
4219 (and64_operand): Do not limit CONST_INT to mask64_operand.
4220 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4221 (and_operand): Do not limit CONST_INT to mask_operand.
4223 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4225 PR rtl-optimization/20466
4226 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4227 for overlap of the address of each list member.
4228 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4230 2005-04-08 Mike Stump <mrs@apple.com>
4232 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4234 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4237 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4239 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4241 * function.c (push_function_context_to): Don't set
4243 * function.h (function): Remove contains_functions.
4244 (current_function_contains_functions): Remove.
4246 * function.h (function): Remove instrument_entry_exit.
4247 (current_function_instrument_entry_exit): Remove.
4249 * function.h (nonlocal_labels): Remove.
4251 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4253 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4254 (check_attr_value, write_attr_get, write_expr_attr_cache,
4255 find_attr, make_internal_attr): Don't reference negative_ok or
4257 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4258 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4259 (ATTR_STATIC): Adjust the value.
4261 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4263 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4265 * config/s390/tpf.h (ASM_SPEC): Define.
4267 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4269 * tree-flow.h: Remove the prototype for
4270 redirect_immediate_uses.
4271 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4273 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4275 * arm.c (arm_const_double_by_parts): New function.
4276 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4277 * arm.md (define_split for 64-bit constants): Add another one.
4279 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4281 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4283 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4285 * system.h: Revert last change.
4287 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4289 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4290 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4291 (TARGET_SWITCHES): Delete.
4292 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4293 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4294 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4295 * config/xtensa/xtensa.opt: New file.
4297 2005-04-08 Ben Elliston <bje@au.ibm.com>
4299 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4300 * config/fp-bit.h: Tidy comments.
4302 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4304 * system.h: Poison PARAMS.
4306 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4308 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4309 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4310 (TARGET_SWITCHES): Delete.
4311 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4312 * config/vax/vax.opt: New file.
4314 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4316 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4318 2005-04-07 Ian Lance Taylor <ian@airs.com>
4320 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4322 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4323 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4326 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4328 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4329 all immediate uses in PHI nodes.
4331 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4333 * arm.c (arm_const_double_inline_cost): Handle any constant by
4334 using gen_lowpart and gen_highpart_mode.
4335 (note_invalid_constants): All constants in an RTX with a constraint
4336 that permits memory are now pushed to the constant pool.
4337 (output_move_double): Delete code to handle reg to reg and
4338 constant to reg moves.
4339 (const_double_needs_minipool, output_mov_immediate): Delete.
4340 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4341 CONST_INT and CONST_VECTOR.
4342 * arm.md (ANY64): New mode macro.
4343 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4344 (movdf_soft_insn): Split reg-reg and const-reg moves.
4345 (split patterns for 64-bit constant and register moves): New.
4346 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4347 (cirrus_movdf_hard_insn): Likewise.
4348 * fpa.md (movdf_fpa): Likewise.
4349 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4350 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4352 (movv2si_internal_2): Likewise.
4353 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4354 (movdf_vfp): Likewise.
4355 * arm-protos.h (output_mov_immediate): Delete prototype.
4357 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4360 * simplify-rtx.c (simplify_unary_operation_1): Check
4361 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4363 2005-04-06 James E Wilson <wilson@specifixinc.com>
4366 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4369 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4371 * coverage.h (GCOV_TYPE_NODE): Delete.
4372 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4373 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4374 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4375 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4376 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4378 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4381 * Makefile.in (gcc.pot): Remove options.c dependency.
4382 * optc-gen.awk: Don't quote help strings with N_().
4384 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4386 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4387 the function returns a pointer type.
4389 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4391 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4392 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4393 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4394 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4395 explicit_uses members.
4396 (get_or_create_used_part_for): Initialize new fields.
4397 (fieldoff_compare): New function.
4398 (create_overlap_variables_for): Count number of fields, use
4399 heuristic to determine whether to create subvars for vars with
4401 Sort the field list by offset and avoid creating duplicate SFT's.
4403 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4405 * c.opt (-F): Remove trailing whitespace from help string.
4406 (-finput-charset): Use a tab to separate the switch name and help
4408 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4409 (-ftree-vectorizer-verbose): Likewise.
4411 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4413 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4414 a PHI argument where a use occurs instead of all PHI arguments.
4416 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4418 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4421 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4423 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4424 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4425 config/bfin/bfin.h: Fix comment typos.
4427 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4429 * doc/install.texi: Update the URL for Jacks.
4430 * doc/sourcebuild.texi: Likewise.
4432 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4435 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4436 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4438 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4440 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4442 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4444 * config/v850/v850-protos.h (override_options): Delete.
4445 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4446 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4447 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4448 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4449 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4450 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4451 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4452 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4453 (OVERRIDE_OPTIONS): Delete.
4454 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4455 (small_memory_info): Remove the value field.
4456 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4458 * config/v850/v850.c (small_memory): Remove the value field.
4459 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4460 (override_options): Delete.
4461 (v850_handle_memory_option, v850_handle_option): New functions.
4462 * config/v850/v850.opt: New file.
4464 2005-04-06 Geoffrey Keating <geoffk@apple.com>
4466 * config.host: Add a section for generic hosts, and a subsection
4467 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
4468 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4469 * config/host-darwin.h: New.
4470 * config/x-darwin: New.
4471 * config/i386/host-i386-darwin.c: New.
4472 * config/i386/x-darwin: New.
4473 * config/rs6000/host-darwin.c: Include host-darwin.h.
4474 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4475 (darwin_rs6000_gt_pch_use_address): Likewise.
4476 * config/rs6000/x-darwin: Change name of .o built, update
4477 dependencies for changes to rs6000/host-darwin.c.
4479 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4482 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4484 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
4486 * tree-vect-analyze.c (vect_analyze_loop_form): Call
4487 split_loop_exit_edge instead of loop_split_edge_with.
4489 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
4491 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4492 UNSPEC_SET_VSCR): New constants, used throughout.
4494 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4496 (altivec_vspltis<VI_char>): ... this pattern, using
4497 a QImode const_int_operand for the immediate.
4498 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4501 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4504 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4506 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4508 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4510 2005-04-06 Ben Elliston <bje@au.ibm.com>
4512 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4513 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4514 macros as living in "this file" and not gcc.h.
4516 2005-04-06 Ben Elliston <bje@au.ibm.com>
4518 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4519 -ftree-live_range_split. Perhaps renamed at some point?
4521 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4524 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4525 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4527 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4529 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4530 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4531 (number_of_iterations_special): New function.
4532 (number_of_iterations_exit): Use number_of_iterations_special.
4533 Use simplify_using_outer_evolutions only at -O3.
4534 (number_of_iterations_cond, tree_simplify_using_condition,
4535 simplify_using_initial_conditions, loop_niter_by_eval,
4536 compare_trees, can_count_iv_in_wider_type_bound,
4537 simplify_using_outer_evolutions): Use fold_build.
4539 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
4541 * doc/install.texi (Configuration): Document --with-java-home.
4543 2005-04-05 Richard Henderson <rth@redhat.com>
4547 * config/i386/i386.c (print_operand): Handle vector zeros.
4548 (ix86_split_to_parts): Handle CONST_VECTOR.
4549 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4550 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4551 what modes to tie for MMX and SSE registers.
4552 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4553 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4554 to vector modes as well.
4555 * config/i386/predicates.md (const0_operand): Handle VOIDmode
4556 properly as an input mode.
4558 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4560 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
4562 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4564 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
4566 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4568 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
4569 and local functions, set sse_nregs to 8 and float_in_sse.
4570 (function_arg_advance, function_arg): If float_in_sse, pass
4571 SFmode and DFmode arguments in SSE registers.
4572 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
4574 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
4575 of -funit-at-a-time.
4577 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4579 * config/i386/i386-protos.h (ix86_function_value): Accept two
4580 arguments, like the target macro.
4581 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
4582 * config/i386/i386.c (ix86_function_value): Accept the second
4583 argument of the target macro.
4584 (ix86_function_ok_for_sibcall): Pass a function pointer to
4585 ix86_function_value.
4586 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
4587 call to ix86_value_regno).
4588 (ix86_value_regno): Add support for returning floating point values
4591 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4593 PR tree-optimization/20076
4594 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
4595 that call __builtin_return or __builtin_apply_args.
4597 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4599 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
4600 Use immediate use iterator.
4601 (stmt_is_bumper_for_loop): Use immediate use iterator.
4602 * predict.c (strip_builtin_expect): Use update_stmt.
4603 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
4604 on all elements of a STATEMENT_LIST.
4605 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
4606 (bsi_remove): Remove imm_use links and mark the stmt as modified.
4607 (bsi_replace): Mark stmt as modified and the update it.
4608 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
4609 (expand_complex_libcal): Call update_stmt.
4610 (expand_complex_comparison): Call mark_stmt_modified.
4611 (expand_complex_operations_1): Call update_stmt_if_modified.
4612 (expand_vector_operations_1): Call mark_stmt_modified.
4613 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
4614 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
4615 add_immediate_use, redirect_immediate_use,
4616 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
4617 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
4618 (mark_new_vars_to_rename): Call update_stmt.
4619 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
4620 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
4622 (unmodify_stmt): Delete.
4623 (update_stmt): New. Force an update of a stmt.
4624 (update_stmt_if_modified): update a stmt if it is out of date.
4625 (get_stmt_operands): Verify stmt is NOT modified.
4626 (stmt_modified_p): Update comment.
4627 (delink_imm_use): Remove a use node from its immuse list.
4628 (link_imm_use_to_list): Link a use node to a specific list.
4629 (link_imm_use): Link a node to the correct list.
4630 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
4631 it in the correct list, if appropriate.
4632 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
4633 (relink_imm_use): Link a use node in place of another node in a list.
4634 (relink_imm_use_stmt): LInk a node in place of another node, and set
4636 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
4637 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
4638 (first_safe_imm_use): New. Initialize a safe immuse iterator.
4639 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
4640 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
4641 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
4642 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
4643 (has_zero_uses): New. Return true if there are no uses of a var.
4644 (has_single_use): New. Return true if there is only a single use of a
4646 (single_imm_use): New. Return the simgle immediate use.
4647 (num_imm_uses): New. Return the number of immediate uses.
4648 (get_v_must_def_ops): Use is now a pointer.
4649 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
4650 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
4652 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
4653 (delink_stmt_imm_use): Delink all immuses from a stmt.
4654 (phi_arg_index_from_use): New. Return a phi arg index for a use.
4655 * tree-flow.h (struct dataflow_d): Delete.
4656 (immediate_use_iterator_d): New. Immediate use iterator struct.
4657 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
4658 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
4659 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
4661 (struct stmt_ann_d): Remove dataflow_t from struct.
4662 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
4663 (if_convertible_phi_p): Use FAST immuse iterator.
4664 (if_convertible_loop_p): Don't call compute_immediate_uses.
4665 (replace_phi_with_cond_modify_expr): Call update_stmt.
4666 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
4667 update_stmt_if_modified.
4668 (rewrite_all_into_ssa): Initialize ssa operands.
4669 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
4670 compute_immediate_uses.
4671 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
4672 ssa_property is available.
4673 (execute_one_pass): Change parameters passed to execute_todo.
4674 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
4675 (remove_ssa_form): Call fini_ssa_operands.
4676 (insert_backedge_copies): Delete call to modify_stmt.
4677 * tree-phinodes.c (make_phi_node): Initialize use nodes.
4678 (release_phi_node): Delink any use nodes before releasing.
4679 (resize_phi_node): Relink any use nodes.
4680 (remove_phi_arg_num): Delink the use node.
4681 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
4682 (remove_all_phi_nodes_for): Release phi node first.
4683 * tree-pretty-print.c (dump_generic_node): Print stmt address.
4684 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
4685 (scalarize_use, scalarize_copy): Call update_stmt.
4686 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
4687 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
4688 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
4689 (ccp_initialize): Remove call to compute_immediate_uses.
4690 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
4691 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
4693 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
4694 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
4695 (eliminate_redundant_computations): Call mark_stmt_modified.
4696 (cprop_operand): Call mark_stmt_modified.
4697 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
4698 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
4699 (dse_optimize_stmt): Use new immuse interface.
4700 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
4701 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
4702 (substitute_single_use_vars): Use new immuse interface.
4703 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
4704 and compute_immediate_uses.
4705 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
4707 (rewrite_mem_refs): Call update_stmt.
4708 (determine_lsm): Remove call to compute_imm_uses and free_df.
4709 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
4710 (try_unroll_loop_completely): Call update_stmt.
4711 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
4712 (rewrite_use_compare): Call update_stmt.
4713 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
4714 (rewrite_use) : Call update_stmt.
4715 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
4716 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
4718 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
4719 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
4720 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
4722 (initialize_vuse_operand): New. Initialize a vuse operand.
4723 (initialize_v_may_def_operand): New. Initialize a maydef operand.
4724 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
4725 (finalize_ssa_defs): Use stmt parameter.
4726 (correct_use_link): Ensure a use node is in the correct list, and has
4727 the correct stmt pointer.
4728 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
4729 finalize_ssa_v_must_defs): Also initialize use nodes.
4730 (finalize_ssa_stmt_operands): Pass extra stmt operands.
4731 (build_ssa_operands): Seperate parsing from final operand construction.
4732 (parse_ssa_operands): New. Parse entry point for operand building.
4733 (swap_tree_operands): New. Swap 2 tree operands.
4734 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
4736 (get_expr_operands): Call swap_tree_operands when needed.
4737 (copy_virtual_operands): Use initialize routines for virtual use ops.
4738 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
4739 (verify_abort): New. Issue imm_use error.
4740 (verify_imm_links): New Verify imm_use links for a var.
4741 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
4742 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
4743 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
4744 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
4745 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
4746 (NULL_USE_OPERAND_P) Define.
4747 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
4749 (struct vuse_operand_type): New struct.
4750 (SET_USE): Call set_ssa_use_from_ptr.
4752 (PHI_ARG_INDEX_FROM_USE): Define.
4753 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
4754 argument via SET_USE, not PHI_ARG_DEF_TREE.
4755 * tree-ssa-pre.c (eliminate): Call update_stmt.
4756 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
4758 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
4759 (nearest_common_dominator_of_uses): Use imm_use iterator.
4760 (statement_sink_location): Use imm_use iterator and interface.
4761 (execute_sink_code): Don't call compute_immediate_uses or free-df.
4762 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
4763 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
4764 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
4765 (verify_ssa): Ensure no stmt is marked modify after optimization pass
4766 if new parameter is true.
4767 (init_tree_ssa): Don't initialize operand cache here.
4768 (delete_tree_ssa): Don't destroy operand cache here.
4769 (propagate_into_addr): Pass in a use pointer, return true if anything
4771 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
4772 (check_phi_redundancy): Use imm_use iterator.
4773 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
4775 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
4776 (release_ssa_name): Delink node and all elements in its imm_use list.
4777 * tree-tailcall.c (adjust_return_value): Call update_stmt.
4778 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
4779 * tree-vectorizer.c (need_imm_uses_for): Delete.
4780 (vectorize_loops): Dont call compute_immediate_uses or free_df.
4781 * tree.h (struct ssa_imm_use_d): Define.
4782 (SSA_NAME_IMM_USE_NODE): Define.
4783 (struct tree_ssa_name): Add imm_use node.
4785 (PHI_ARG_IMM_USE_NODE): Define.
4786 (struct phi_arg_d): Add imm_use node.
4787 (struct tree_phi_node): Remove struct dataflow_d element.
4788 (TDF_STMTADDR): Define.
4790 2005-04-05 Dale Johannesen <dalej@apple.com>
4792 * doc/invoke.texi (Optimization Options): Remove
4793 duplicate -fcse-follow-jumps. Add -fweb.
4794 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
4795 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
4797 2005-04-05 Per Bothner <per@bothner.com>
4799 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
4800 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
4801 (warn_uninit): Get EXPR_LOCUS from context now instead.
4802 This fixes a USE_MAPPED_LOCATION testsuite failure.
4804 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
4806 2005-04-05 Per Bothner <per@bothner.com>
4808 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
4809 of the artification 'return 0' in main() to BUILTINS_LOCATION.
4810 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
4813 2004-04-05 Devang Patel <dpatel@apple.com>
4815 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
4816 (lhsr<mode>3): ... new name.
4817 (altivec_vsra<VI_char>): Rename to ..
4818 (ashr<mode>3): ... new name.
4819 * config/rs6000/rs6000.c (builtin_description): Rename shift
4822 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
4824 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
4825 gen_lowpart_for_combine.
4826 * cse.c (gen_lowpart_if_possible): Move...
4827 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
4829 (gen_lowpart_no_emit_general): Use it.
4831 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4833 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
4836 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4838 * system.h: Fix typo.
4840 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
4842 * config/bfin/bfin-modes.def: New file.
4843 * config/bfin/bfin-protos.h: New file.
4844 * config/bfin/bfin.c: New file.
4845 * config/bfin/bfin.h: New file.
4846 * config/bfin/bfin.md: New file.
4847 * config/bfin/bfin.opt: New file.
4848 * config/bfin/crti.s: New file.
4849 * config/bfin/crtn.s: New file.
4850 * config/bfin/elf.h: New file.
4851 * config/bfin/lib1funcs.asm: New file.
4852 * config/bfin/predicates.md: New file.
4853 * config/bfin/t-bfin: New file.
4854 * config/bfin/t-bfin-elf: New file.
4855 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
4856 Document new attributes.
4857 (interrupt, interrupt_handler, saveall): Update documentation for
4859 * doc/install.texi (Specific): Add entry for the Blackfin.
4860 * doc/invoke.texi (Blackfin Options): New section.
4861 * doc/md.texi (Blackfin family): New section to document constraints.
4862 * config.gcc: Add bfin*-* and bfin*-elf configurations.
4864 2005-04-05 Olivier Hainque <hainque@adacore.com>
4866 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
4867 match what the system unwinder expects.
4868 * config/mips/mips.c (mips_frame_set): If we're saving the return
4869 address register and the dwarf return address column number differs
4870 from the hard register number, adjust the note reg to refer to the
4873 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
4875 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
4876 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
4877 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
4878 (processor_type): New enum.
4879 (mn10300_processor): New variable.
4880 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
4881 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
4882 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
4883 (PROCESSOR_DEFAULT): New macro.
4884 * config/mn10300/mn10300.c (mn10300_processor): New variable.
4885 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4886 (mn10300_handle_option, mn10300_override_options): New functions.
4887 * config/mn10300/mn10300.opt: New file.
4889 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4890 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
4892 PR tree-optimization/19903
4893 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
4894 that don't fit in their type after conversion.
4896 2005-04-05 Uros Bizjak <uros@kss-loka.si>
4899 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
4900 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
4901 Allocate local stack slots here. Set ix86_optimize_mode_switching.
4902 flag here. Implement using define_insn_and_split.
4903 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
4904 (frndintxf2_mask_pm_i387): New insn patterns.
4905 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
4906 Do not set ix86_optimize_mode_switching flag.
4907 (ceilsf2, ceildf2, ceilxf2): Same.
4908 (btruncsf2, btruncdf2, btruncxf2): Same.
4909 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
4911 2005-04-05 Ian Lance Taylor <ian@airs.com>
4914 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
4915 i386_pe_record_external_function.
4916 (i386_pe_record_external_function): Update declaration.
4917 * config/i386/winnt.c (struct extern_list): Add decl field.
4918 (i386_pe_record_external_function): Add decl parameter.
4919 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
4921 * config/i386/i386-protos.h (i386_pe_record_external_function):
4924 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
4926 * config/m68k/m68k-protos.h: Add a prototype for
4927 valid_dbcc_comparison_p_2.
4928 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
4929 extend_operator, const_uint32_operand, const_sint32_operand,
4930 general_src_operand, nonimmediate_src_operand,
4931 memory_src_operand, post_inc_operand, pre_dec_operand,
4932 pcrel_address): Move to predicates to predicates.md.
4933 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
4934 * config/m68k/m68k.md: Include predicates.md.
4935 * config/m68k/predicates.md: New.
4937 2005-04-04 Roger Sayle <roger@eyesopen.com>
4939 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
4941 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
4943 2005-04-04 Ian Lance Taylor <ian@airs.com>
4945 * c-typeck.c (struct c_switch): Rename switch_stmt field to
4947 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
4948 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
4949 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
4950 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
4951 * c-common.c (c_do_switch_warnings_1): New static function broken
4952 out of c_do_switch_warnings.
4953 (c_do_switch_warnings): Call c_do_switch_warnings_1.
4954 (c_do_switch_expr_warnings): New function.
4955 * c-common.h (c_do_switch_expr_warnings): Declare.
4957 2005-04-04 David Edelsohn <edelsohn@gnu.org>
4958 Daniel Jacobowitz <dan@codesourcery.com>
4960 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
4962 * rtlanal.c (may_trap_p): Same.
4964 2005-04-04 Dale Johannesen <dalej@apple.com>
4966 * ChangeLog: remove reference to ChangeLog.12.
4968 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
4970 CRIS epilogue as RTL.
4971 * config/cris/cris.md: Change all 0 in unspec 0 to
4973 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
4974 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
4976 ("return"): Change to define_expand. Call cris_expand_return for
4978 ("*return_expanded"): New pattern.
4979 ("epilogue"): New define_expand.
4980 * config/cris/cris.h (PREDICATE_CODES): Add
4981 cris_load_multiple_op.
4982 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
4984 (enum cris_retinsn_type): New.
4985 (struct machine_function): New member return_type.
4986 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
4987 (cris_target_asm_function_epilogue): Remove, moving RTLified
4989 (cris_expand_epilogue): New function.
4990 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
4991 (cris_gen_movem_load, cris_load_multiple_op)
4992 (cris_return_address_on_stack_for_return, cris_expand_return): New
4994 (cris_target_asm_function_prologue)
4995 (cris_initial_frame_pointer_offset): Call
4996 cris_reg_saved_in_regsave_area instead of complicated expression.
4997 Call cris_return_address_on_stack instead of an expression.
4998 (cris_print_operand) <case 'o', case 'O'>: New cases.
4999 (cris_return_address_on_stack): Change return-type to bool.
5000 (cris_simple_epilogue): Ditto. Return false if registers are
5002 * config/cris/cris-protos.h (cris_simple_epilogue)
5003 (cris_return_address_on_stack): Adjust prototype return type.
5004 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
5005 (cris_return_address_on_stack_for_return): New prototypes.
5007 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5009 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
5010 gpr_or_int12_operand.
5012 * config/frv/frv-protos.h: Add a prototype to
5013 frv_legitimate_memory_operand and frv_const_unspec_p.
5014 (frv_unspec): Move from frv.c.
5015 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
5016 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
5017 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
5018 gpr_or_fpr_operand, gpr_or_int12_operand,
5019 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
5020 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
5021 int6_operand, int5_operand, uint5_operand, uint4_operand,
5022 uint1_operand, int_2word_operand, uint16_operand,
5023 upper_int16_operand, integer_register_operand,
5024 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
5025 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
5026 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
5027 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
5028 move_destination_operand, movcc_fp_destination_operand,
5029 frv_function_symbol_referenced_p, move_source_operand,
5030 condexec_dest_operand, condexec_source_operand,
5031 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
5032 const_unspec_operand, gpr_or_memory_operand,
5033 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
5034 icc_operand, fcc_operand, cc_operand, icr_operand,
5035 fcr_operand, cr_operand, call_operand, sibcall_operand,
5036 symbolic_operand, relational_operator,
5037 integer_relational_operator, float_relational_operator,
5038 ccr_eqne_operator, minmax_operator,
5039 condexec_si_binary_operator, condexec_si_media_operator,
5040 condexec_si_divide_operator, condexec_si_unary_operator,
5041 condexec_sf_conv_operator, condexec_sf_add_operator,
5042 condexec_memory_operand, intop_compare_operator, acc_operand,
5043 even_acc_operand, quad_acc_operand, accg_operand: Move to
5045 * config/frv/frv.h (PREDICATE_CODES): Remove.
5046 * config/frv/frv.md: Include predicates.md.
5047 * config/frv/predicates.md: New.
5049 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5052 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
5053 * tree-ssa-loop-ivopts.c: Include langhooks.h.
5054 (add_standard_iv_candidates_for_size): New function, extracting code
5055 from add_standard_iv_candidates and parameterizing it by type size.
5056 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
5058 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
5060 * system.h (GCOV_SIZE_TYPE): Unposion.
5061 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
5062 (GCOV_TYPE_SIZE): ...this new macro.
5063 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
5064 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
5065 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
5066 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
5067 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
5068 instead of unsigned_intSI_type_node.
5069 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
5070 (rtl_gen_one_value_profiler_no_edge_manipulation)
5071 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
5072 * value-prof.c: Include coverage.h.
5074 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
5075 Diego Novillo <dnovillo@redhat.com>
5077 Fix PR tree-optimization/20703
5078 Fix PR tree-optimization/20725
5080 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
5081 (create_expression_by_pieces): Ditto.
5082 (valid_in_set): Ditto. Also handle tcc_declaration.
5083 (find_or_generate_expression): Handle comparison class.
5084 (insert_into_preds_of_block): Ditto.
5085 (insert_aux): Ditto.
5086 (create_value_expr_from): Handle comparison class, recursively
5087 handle reference nodes.
5088 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5089 (execute_pre): Fix spacing.
5090 (do_fre): Renamed to execute_fre.
5092 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5094 * doc/invoke.texi (SPARC options): Document that
5095 -mlittle-endian is not supported on Linux either.
5097 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5101 * config.gcc (Obsolete configurations): Remove
5102 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5103 (sparclite-*-coff*): Delete.
5104 (sparclite-*-elf*): Likewise.
5105 (sparc86x-*-elf*): Likewise.
5106 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5107 * config/sparc/lite.h: Delete.
5108 * config/sparc/litecoff.h: Likewise.
5109 * config/sparc/liteelf.h: Likewise.
5110 * config/sparc/sp86x-elf.h: Likewise.
5111 * config/sparc/t-sparclite: Likewise.
5112 * config/sparc/t-sp86x: Likewise.
5114 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5116 * config/s390/s390-protos.h: (s390_comparison,
5117 s390_alc_comparison, s390_slb_comparison, const0_operand,
5118 consttable_operand, larl_operand, s_operand,
5119 shift_count_operand, bras_sym_operand, load_multiple_operation,
5120 store_multiple_operation, s390_plus_operand): Remove prototypes.
5121 (s390_legitimate_address_without_index_p): New prototype.
5122 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5124 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5125 const0_operand, consttable_operand, larl_operand, s_operand,
5126 shift_count_operand, bras_sym_operand, load_multiple_operation,
5127 store_multiple_operation, s390_plus_operand): Move to
5129 (check_mode): Remove.
5130 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5132 (s390_legitimate_address_without_index_p): New.
5133 * config/s390/s390.h (PREDICATE_CODES): Remove.
5134 * config/s390/s390.md: Include predicates.md.
5135 * config/s390/predicates.md: New.
5137 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5140 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5141 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5142 (NEED_INDICATE_EXEC_STACK): Define to 1.
5143 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5144 (NEED_INDICATE_EXEC_STACK): Define to 1.
5145 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5146 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5147 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5148 (pic_helper_emitted_p): New global.
5149 (emit_pic_helper): New function extracted from...
5150 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5151 Do not call emit_pic_helper if delay_pic_helper is true.
5152 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5153 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5154 (sparc_file_end): New function.
5156 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5158 * config/mcore/mcore-protos.h: Remove the prototypes for
5159 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5160 mcore_general_movdst_operand, mcore_reload_operand,
5161 mcore_arith_J_operand, mcore_arith_K_operand,
5162 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5163 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5164 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5165 mcore_literal_K_operand, mcore_addsub_operand,
5166 mcore_compare_operand, mcore_load_multiple_operation,
5167 mcore_store_multiple_operation, mcore_call_address_operand.
5168 Add a prototype for const_ok_for_mcore.
5169 * config/mcore/mcore.c (mcore_call_address_operand,
5170 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5171 mcore_arith_reg_operand, mcore_reload_operand,
5172 mcore_arith_J_operand, mcore_arith_K_operand,
5173 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5174 mcore_arith_M_operand, mcore_arith_imm_operand,
5175 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5176 mcore_literal_K_operand, mcore_addsub_operand,
5177 mcore_compare_operand, mcore_load_multiple_operation,
5178 mcore_store_multiple_operation): Move to predicates.md.
5179 (const_ok_for_mcore): Export.
5180 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5181 * config/mcore/mcore.md: Include predicates.md.
5182 * config/mcore/predicates.md: New.
5184 * config/mcore/predicates.md: Fix a comment typo.
5186 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5187 Adrian Straetling <straetling@de.ibm.com>
5189 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5190 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5191 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5193 ("imul"): Removed from "type" attribute.
5194 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5195 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5196 Changed type to imulsi.
5197 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5199 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5201 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5202 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5203 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5204 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5205 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5206 (TARGET_SWITCHES, mcore_stack_increment_string)
5207 (TARGET_OPTIONS): Delete.
5208 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5209 than *_BIT constants.
5210 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5211 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5212 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5213 (mcore_override_options): Delete mcore_stack_increment code.
5214 Change use of M340_BIT to MASK_M340.
5215 * config/mcore/mcore.opt: New file.
5217 2005-04-04 Ian Lance Taylor <ian@airs.com>
5219 * config/arm/arm.c (replace_symbols_in_block): Remove static
5222 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5224 * config/fr30/fr30-protos.h: Remove the prototypes for
5225 stack_add_operand, add_immediate_operand,
5226 high_register_operand, low_register_operand, call_operand,
5227 di_operand, and nonimmediate_di_operand.
5228 * config/fr30/fr30.c (stack_add_operand,
5229 add_immediate_operand, high_register_operand,
5230 low_register_operand, call_operand, di_operand,
5231 nonimmediate_di_operand): Move to predicates.md.
5232 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5233 * config/fr30/fr30.md: Include predicates.md.
5234 * config/fr30/predicates.md: New.
5236 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5237 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5238 mcore_call_address_operand.
5240 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5241 general_movsrc_operand.
5243 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5245 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5248 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5251 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5254 2005-04-04 Richard Henderson <rth@redhat.com>
5255 Jakub Jelinek <jakub@redhat.com>
5257 PR rtl-optimization/16104
5258 * fold-const.c (fold_unary): Fix folding of vector conversions.
5260 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5262 * config.gcc (xstormy16-*-elf): Set extra_options.
5263 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5264 * config/stormy16/stormy16.opt: New file.
5266 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5268 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5269 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5270 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5271 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5272 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5273 (TARGET_UNIX_ASM): Delete.
5274 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5275 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5276 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5277 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5278 * config/pdp11/pdp11.opt: New file.
5280 2005-04-03 Roger Sayle <roger@eyesopen.com>
5281 Alexandre Oliva <aoliva@redhat.com>
5284 * fold-const.c (non_lvalue): Split tests into...
5285 (maybe_lvalue_p): New function.
5286 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5287 C++ front-end prior to lowering into gimple form.
5289 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5291 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5292 BUILT_IN_STRNCASECMP): New.
5293 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5296 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5299 * arm.md (addsi3_compare0_for_combiner): Delete.
5300 (addsi3_compare0_scratch_for_combiner): Delete.
5301 (cmpsi_neg_shiftsi): Delete.
5302 (compare_negsi_si): New pattern.
5303 (cmpsi_negshiftsi_si): New pattern.
5304 (negated_cbranchsi4): Restrict to equality_operator.
5306 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5309 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5311 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5314 * doc/install.texi: Fix a typo.
5316 2005-04-03 Steven Bosscher <stevenb@suse.de>
5319 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5320 a computed goto if the edge to the computed goto block has
5321 incoming abnormal edges. Clarify how the function works.
5323 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5325 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5326 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5327 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5328 hash_scan_set, reg_set_between_after_reload_p,
5329 reg_used_between_after_reload_p, get_avail_load_store_reg,
5330 eliminate_partially_redundant_load): Likewise.
5331 * postreload.c (reload_cse_simplify_set,
5332 reload_combine_note_use): Likewise.
5333 * predict.c (predict_insn, expected_value_to_br_prob,
5334 propagate_freq, expensive_function_p): Likewise.
5335 * print-rtl.c (print_rtx): Likewise.
5336 * profile.c (instrument_edges, instrument_values,
5337 compute_branch_probabilities, branch_prob, union_groups,
5338 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5339 * protoize.c (in_system_include_dir, file_could_be_converted,
5340 file_normally_convertible, gen_aux_info_file, seek_to_line,
5341 do_cleaning): Likewise.
5342 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5343 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5344 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5346 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5348 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5349 * modulo-sched.c (undo_replace_buff_elem): New structure.
5350 (kernel_number_of_cycles, ps_unschedule_node,
5351 undo_generate_reg_moves,free_undo_replace_buff,
5352 undo_permute_partial_schedule, loop_single_full_bb_p,
5353 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5354 build_loops_structure, get_sched_window): New.
5355 (generate_reg_moves): Return undo_replace_buff_elem and other
5357 (generate_prolog_epilog): Remove old loop versioning.
5358 (sms_schedule): Use loop information and loop_version.
5359 (sms_schedule_by_order): Split part of it to get_sched_window.
5360 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5361 cfg_layout_finalize and free_dominance_info before/after SMS.
5363 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5365 * cfghooks.c (lv_flush_pending_stmts,
5366 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5367 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5368 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5369 lv_add_condition_to_bb,
5370 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5371 flush_pending_stmts): New in cfg_hooks structure.
5372 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5373 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5374 lv_add_condition_to_bb): New declarations.
5375 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5377 (loop_version): Declare.
5378 * cfgloopmanip.c (cfghooks.h): Include.
5379 (duplicate_loop_to_header_edge): Change return type to bool.
5380 (loop_version, lv_adjust_loop_entry_edge): Move here.
5381 * cfgrtl.c (cfgloop.h): Include.
5382 (rtl_verify_flow_info_1): Fix.
5383 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5384 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5386 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5387 tree_lv_add_condition_to_bb): New.
5388 (tree_cfg_hooks): Add new hooks to initialization.
5389 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5390 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5392 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5394 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5395 xstormy16_below100_or_register,
5396 xstormy16_splittable_below100_or_register, and
5397 nonimmediate_nonstack_operand.
5399 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5400 xstormy16_ineqsi_operator, equality_operator,
5401 inequality_operator, shift_operator,
5402 xstormy16_below100_operand, xstormy16_below100_or_register,
5403 xstormy16_splittable_below100_or_register,
5404 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5405 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5406 equality_operator, inequality_operator,
5407 xstormy16_below100_operand, xstormy16_below100_or_register,
5408 xstormy16_splittable_below100_or_register,
5409 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5410 nonimmediate_nonstack_operand, shift_operator): Move to
5412 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5413 * config/stormy16/stormy16.md: Include predicates.md.
5414 * config/stormy16/predicates.md: New.
5416 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5418 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5419 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5420 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5421 move_operand, power_of_2_operand): Move to predicates.md.
5422 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5423 PREDICATE_CODE): Remove.
5424 * config/iq2000/iq2000.md: Include predicates.md.
5425 * config/iq2000/predicates.md: New.
5427 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5429 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5430 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5431 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5432 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5433 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5434 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5435 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5436 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5437 (TARGET_M68HC11): Delete.
5438 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5439 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5440 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5441 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5442 (nb_soft_regs): Delete.
5443 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5444 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5445 and MASK_M6812 being set simultaneously. Change the code that sets
5446 the default m68hc11_soft_reg_count to use integers instead of strings.
5447 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5448 m68hc11_soft_reg_count (which now has an int type) as the number
5450 * config/m68hc11/m68hc11.opt: New file.
5452 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5454 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5455 fp_displacement_operand, sp_displacement_operand.
5457 * config/m68hc11/m68hc11-protos.h: Add a prototype for
5459 Remove the prototypes for tst_operand, cmp_operand,
5460 stack_register_operand, d_register_operand,
5461 hard_addr_reg_operand, splitable_operand,
5462 m68hc11_logical_operator, m68hc11_arith_operator,
5463 m68hc11_non_shift_operator, m68hc11_shift_operator,
5464 m68hc11_unary_operator, m68hc11_eq_compare_operator,
5465 non_push_operand, hard_reg_operand, and
5466 reg_or_some_mem_operand.
5467 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5469 (tst_operand, cmp_operand, non_push_operand,
5470 splitable_operand, reg_or_some_mem_operand,
5471 stack_register_operand, d_register_operand,
5472 hard_addr_reg_operand, hard_reg_operand,
5473 m68hc11_eq_compare_operator, m68hc11_logical_operator,
5474 m68hc11_arith_operator, m68hc11_non_shift_operator,
5475 m68hc11_shift_operator, m68hc11_unary_operator): Move to
5477 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5478 * config/m68hc11/m68hc11.md: Include predicates.md.
5479 * config/m68hc11/predicates.md: New.
5481 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5484 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5485 change checked in along with 2005-03-03's patch for debug/20253.
5486 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5487 (remap_decl): Insert type decl in map earlier.
5489 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5491 PR tree-optimization/20640
5492 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5493 post-dominator if it has phi nodes.
5494 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5495 before dead statements.
5497 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5500 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5502 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5504 PR rtl-optimization/20290
5505 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5506 in every iteration if the entry point is the exit test.
5508 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
5510 * config/cris/cris.md (attribute "length"): Define.
5512 2005-04-02 Geoffrey Keating <geoffk@apple.com>
5514 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5515 (word_offset_memref_operand): New.
5516 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5517 (indexed_or_indirect_operand): Delete.
5518 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5519 (indexed_or_indirect_operand): Delete.
5521 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5524 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5527 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5528 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5530 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5532 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5534 2005-04-01 Ian Lance Taylor <ian@airs.com>
5536 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5537 (rus, prus): Remove static variables.
5538 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5539 (process_command): Permit report_times and use_pipes together.
5541 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5543 * c-decl.c (validate_proto_after_old_defn): Look at
5544 TYPE_MAIN_VARIANT of argument types.
5546 2005-04-01 Paul Brook <paul@codesourcery.com>
5548 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5549 (arm_output_function_epilogue): Allow call_via_SP.
5550 (thumb_call_via_reg, arm_file_end): Ditto.
5551 * config/arm/arm.h (struct machine_function): Include space for SP.
5552 (thumb_call_via_label): Update declaration.
5554 2005-04-01 Ian Lance Taylor <ian@airs.com>
5556 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5557 doing a peephole optimization, once again put any notes in the
5560 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5562 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
5564 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5566 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
5567 (block_alloc, find_free_reg): Likewise.
5568 * loop-doloop.c (doloop_modify): Likewise.
5569 * loop-invariant.c (record_use): Likewise.
5570 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
5571 get_iv_value, canon_condition, eliminate_implied_condition,
5572 eliminate_implied_condition, simplify_using_initial_values,
5573 shorten_into_mode, canonicalize_iv_subregs,
5574 iv_number_of_iterations): Likewise.
5575 * loop-unroll.c (expand_var_during_unrolling): Likewise.
5576 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
5577 unswitch_loop): Likewise.
5578 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
5579 move_movables, replace_call_address, find_and_verify_loops,
5580 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
5581 record_giv, final_giv_value, general_induction_var,
5582 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
5583 loop_giv_dump): Likewise.
5585 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
5586 GCOV_CHECK_WRITING): Remove.
5587 (gcov_position, gcov_rewrite): Use gcc_assert.
5588 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
5589 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
5590 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
5593 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5595 * tree-inline.c: Fix a typo.
5597 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5599 * configure.ac (enable-checking): Explicitly set all variables for
5600 collective switch values. Alphabetize variables. Rename
5601 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
5603 * doc/install.texi (enable-checking): Update documentation.
5604 * configure: Rebuilt.
5606 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5608 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
5611 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5613 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
5614 Also reject cases where this pattern will cause load delay stalls
5615 unless optimizing for size and it will produce a shorter sequence.
5616 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
5617 variants to avoid pre-adjusting the base when possible.
5619 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5621 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
5622 the frame and argument pointers.
5623 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
5624 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
5625 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
5626 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
5627 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
5628 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
5630 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
5632 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
5633 with entry for selectany attribute.
5634 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
5636 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
5637 (i386_pe_asm_named_section): Handle sections generated by
5638 selectany attribute.
5639 * doc/extend.texi (selectany): Document attribute.
5641 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
5642 Jan Hubicka <jh@suse.cz>
5644 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
5645 to fix addresses involving EBP and ESP.
5646 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
5647 for SUBREGed registers.
5648 (legitimate_address_p): Accept SUBREGed registers.
5650 2005-04-01 Jakub Jelinek <jakub@redhat.com>
5653 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
5654 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
5657 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5659 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
5661 2005-04-01 James E Wilson <wilson@specifixinc.com>
5664 * dwarf2out.c (rtl_for_decl_init): New function.
5665 (rtl_for_decl_location): Extracted from here.
5666 (tree_add_const_value_attribute): Call rtl_for_decl_init and
5667 add_const_value_attribute. Delete initializer_constant_valid_p call.
5669 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5671 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
5672 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
5673 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
5674 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
5675 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
5676 config/i386/i386.md, config/rs6000/predicates.md,
5677 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
5678 config/s390/s390.c, config/stormy16/stormy16.c,
5679 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
5682 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5685 * gimplify.c (gimplify_expr): Create a temporary for lvalue
5686 COND_EXPR and CALL_EXPR.
5688 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
5691 * genautomata.c (first_cycle_unit_presence): Check all alternative
5692 states for unit presence.
5694 * doc/md.texi: Remove remark about impossibility to query unit
5695 presence in non nondeterministic automaton state.
5697 * config/ia64/ia64.c (get_template): Change order of unit querying.
5699 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5701 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
5704 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
5706 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
5707 flag for edges outside any loops.
5709 2005-03-31 Janis Johnson <janis187@us.ibm.com>
5711 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
5713 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5715 * tree-ssa-alias.c: Follow spelling conventions.
5716 * doc/tree-ssa.texi: Fix a typo.
5718 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
5720 * postreload-gcse.c: Include target.h.
5721 (gcse_after_reload_main): Return early if we cannot modify jumps.
5722 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
5724 2005-03-31 David Edelsohn <edelsohn@gnu.org>
5726 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
5727 expensive operations.
5729 2005-03-31 Ian Lance Taylor <ian@airs.com>
5731 * collect2.c (lderrout): New variable.
5732 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
5733 if it is set, to stderr.
5734 (handler): Unlink lderrout if it is set.
5735 (dump_file): Add "to" parameter. Change all callers.
5736 (main): Initialize lderrout.
5737 (collect_execute): Add errname parameter. Change all callers.
5738 Rename redir parameter to outname. Never pass
5739 PEX_STDERR_TO_STDOUT to pex_run.
5740 * collect2.h (collect_execute, dump_file): Update declarations.
5741 * tlink.c (tlink_execute): Add errname parameter. Change all
5743 (do_tlink): Check lderrout as well as ldout.
5745 2005-03-31 Caroline Tice <ctice@apple.com>
5747 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
5748 (bb-reorder.o): Add errors.h to list of requirements.
5749 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
5750 profiledbootstrap flags.
5751 * bb-reorder.c (errors.h): Add new include.
5752 (struct bbro_basic_block_data_def): Add new field, in_trace.
5753 (add_unlikely_executed_notes): Remove function.
5754 (mark_bb_for_unlikely_executed_section): Remove function.
5755 (insert_section_boundary_note): New function.
5756 (verify_hot_cold_block_grouping): New function.
5757 (push_to_next_round_p): Remove variables and tests that push all
5758 cold blocks to last round.
5759 (find_traces): Remove code that added extra round of trace finding
5760 when doing partitioning.
5761 (find_traces_1_round) : Remove variable last_round; add code to
5762 update new struct field, in_trace; correct trace_length where it was
5763 incorrect before (after call to copy_bb); change code that pushed all
5764 cold blocks to last round. Instead verify that all blocks going into
5765 a trace belong in the same partition.
5766 (connect_traces): Modify to connect the traces in two passes, if the
5767 function contains both hot and cold blocks. The first pass connects
5768 all the traces for blocks in the partition that the first block in
5769 the function belongs to; the second pass connnects all the traces
5770 containing blocks that belong in the other partition.
5771 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5772 code that automatically put the first block in a function into the
5773 hot partition if the function had any hot blocks.
5774 (fix_crossing_unconditional_branches): Check number of succ edges
5775 before attempting to get one.
5776 (fix_edges_for_rarely_executed_code): Update comment describing
5778 (reorder_basic_blocks): Add code to initialize new field (in_trace);
5779 remove call to add_unlikely_executed_notes; add call to
5780 verify_hot_cold_block_grouping.
5781 (duplicate_computed_gotos): Don't change computed goto if it's a
5783 (partition_hot_cold_basic_blocks): Update function comment.
5784 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
5786 (try_forward_edges): Likewise.
5787 (merge_blocks_move_predecessor_nojumps): Likewise.
5788 (merge_blocks_move_successor_nojumps): Likewise.
5789 (merge_blocks_move): Likewise.
5790 (try_crossjump_bb): Likewise.
5791 * cfglayout.c (update_unlikely_executed_notes): Remove function.
5792 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
5793 notes to cold bb's; remove call to update_unlikely_executed_notes.
5794 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
5795 NOTE_INSN_SWITCH_TEXT_SECTIONS.
5796 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
5797 function declaration.
5798 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
5800 (rtl_can_merge_blocks): Remove redundancy from condition.
5801 (try_redirect_by_replacing_jump): Likewise.
5802 (force_nonfallthru_and_redirect): Remove code for adding
5803 UNLIKELY_EXECUTED_CODE notes to cold bb's.
5804 (commit_one_edge_insertion): Likewise.
5805 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
5806 * dbxout.c (FORCE_TEXT): Replace function_section with
5807 current_function_section.
5808 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
5809 function, switch_text_section.
5810 (struct xcoff_debug): Likewise.
5811 (dbxout_function_end): Add code to put out label diffs for both
5812 hot and cold sections.
5813 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
5814 for new debug_hooks funciton, switch_text_section..
5815 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
5816 switch_text_section.
5817 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
5818 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
5819 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
5820 dw_fde_switched_sections.
5821 (output_call_frame_info): Add test to see if function switches text
5822 sections in the middle; if so, use appropriate extra hot and cold
5823 section labels to compute size deltas for the hot and cold sections.
5824 (dwarf2out_begin_prologue): Add code to initialize new fields in
5826 (dwarf2out_switch_text_section): New function (invoked through
5827 debug_hook); updates new fields in dw_fde_struct appropriately and
5828 increments separate_line_info_table_in_use.
5829 (dwarf2_debug_hooks): Initialize switch_text_section function to be
5830 dwarf2out_switch_text_section.
5831 (struct var_loc_node): Add new field, section_label.
5832 (output_aranges): Add code to check whether in hot or cold section and
5833 use the appropriate label in calculating deltas.
5834 (output_ranges): Likewise.
5835 (output_line_info): Add code to check which section we're in and
5836 use appropriate hot/cold label.
5837 (add_location_or_constant_value_attribute): Likewise.
5838 (gen_subprogam_die): Modify arange attributes to use correct labels.
5839 (dwarf2out_begin_block): Change call to function_section into call to
5840 current_function_section.
5841 (dwarf2out_end_block): Likewise.
5842 (dwarf2out_source_line): Likewise.
5843 (dwarf2out_var_location): Add code to check whether in hot or cold
5844 section and use the appropriate label.
5845 * except.c (output_function_exception_table): Change call to
5846 function_section into call to current_function_section.
5847 * final.c (profile_function): Likewise.
5848 (scan_ahead_for_unlikely_executed_note): Remove function.
5849 (final_scan_insn): Remove calls to
5850 scan_ahead_for_unlikely_executed_note, and related code for switching
5851 to cold section, except for the single time
5852 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
5853 debug_hooks->switch_text_sections; replace appropriate calls to
5854 function_section with calls to current_function_section.
5855 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
5856 test_bb to condition.
5857 (find_if_case_2): Likewise.
5858 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
5859 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
5860 * opts.c (decode_options): Change warning about hot/cold partitioning
5861 with exceptionss to inform (so as not to cause bootstrap failures);
5862 remove warning about partitioning with DWARF debug info.
5863 * output.h (current_function_section): Add new function decl.
5864 (insert_section_boundary_note): Likewise.
5865 (enum in_section): Move this declaration here from varasm.c.
5866 (unlikely_section_label): Likewise.
5867 (unlikely_text_section_name): Likewise.
5868 (last_text_section_name): New global variable.
5869 (last_text_section): Likewise.
5870 (hot_section_label): Likewise.
5871 (hot_section_end_label): Likewise.
5872 (cold_section_end_label): Likewise.
5873 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
5874 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
5875 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
5876 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
5877 insn from consideration.
5878 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
5879 switch_text_section.
5880 * varasm.c (basic-block.h): Add new include.
5881 (unlikely_section_label_printed): Remove global variable.
5882 (unlikely_section_label): Make global variable not be static any more.
5883 (unlikely_text_section_name): Likewise.
5884 (hot_section_end_label): New global variable (not static)
5885 (first_function_block_is_cold): Likewise.
5886 (hot_section_label): Likewise.
5887 (cold_section_end_label): Likewise..
5888 (last_text_section): New global variable, not static.
5889 (last_text_section_name): New global variable, not static.
5890 (initialize_cold_section_name): New function.
5891 (enum in_section): Move declaration to output.h.
5892 (text_section): Update last_text_section.
5893 (unlikely_text_section): Replace code to determine cold section name
5894 with call to initialize_cold_section_name; Add code to update
5895 last_text_section; remove code for printing out label.
5896 (named_section_real): Add code to update last_text_section and
5897 last_text_section_name as appropriate.
5898 (function_section): Change test for 'unlikely' to depend on
5899 first_function_block_is_cold (moved old test to
5900 current_function_section).
5901 (current_function_section): New function.
5902 (assemble_start_function): Move code that frees
5903 unlikely_text_section_name; initialize hot_section_end_label;
5904 print hot and cold section labels at the start of the function;
5905 set first_function_block_is_cold, if appropriate; initialize l
5906 ast_text_section; add call to insert_section_boundary_note.
5907 (assemble_end_function): Add code to write out hot and cold section
5909 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
5910 switch_text_section.
5911 * config/darwin.c (machopic_select_section): Replace incorrect
5912 function in base_funs; update reloc for cold sections if necessary.
5913 * config/darwin.h (SECTION_FUNCTION): Add code to update
5914 last_text_section if appropriate.
5915 (text_unlikely_section): Remove.
5916 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
5917 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
5918 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
5919 partitioning for this architecture.
5921 2005-03-31 Olivier Hainque <hainque@adacore.com>
5923 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
5924 defined and non-zero.
5926 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
5929 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
5932 2005-03-31 Alan Modra <amodra@bigpond.net.au>
5935 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
5936 label operand. Remove (use (unspec..)). Don't emit a label on
5938 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
5939 generate inline label for load_toc_v4_PIC_1b.
5940 (rs6000_emit_load_toc_table): Likewise.
5942 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5944 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
5945 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
5947 2005-03-29 Devang Patel <dpatel@apple.com>
5949 * tree-sra.c (decide_block_copy): Disable scalarization of
5952 2005-03-30 Stuart Hastings <stuart@apple.com>
5953 Dale Johannesen <dalej@apple.com>
5955 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
5956 * print-tree.c (print_node): Add case STATEMENT_LIST.
5958 2005-03-31 Alan Modra <amodra@bigpond.net.au>
5960 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
5961 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
5962 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
5963 is given with "powerpc64*" or "all", or when --with-cpu chooses
5966 2005-03-30 James E. Wilson <wilson@specifixinc.com>
5969 * dwarf2out.c (add_high_low_attributes): New function, extracted from
5970 gen_lexical_block_die.
5971 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
5973 2005-03-31 Jan Hubicka <jh@suse.cz>
5975 2004-11-02 Jan Hubicka <jh@suse.cz>
5977 * cgraph.c (cgraph_varpool_node_name): New function.
5978 (dump_cgraph_varpool_node): New function.
5979 (dump_varpool): New function.
5980 * cgraphunit.c (cgraph_optimize): Dump varpool.
5982 2004-10-16 Jan Hubicka <jh@suse.cz>
5984 * cgraph.c (decide_is_variable_needed): New function.
5985 (cgraph_varpool_finalize_decl): Use it.
5986 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
5988 * final.c (output_addr_const): Do not call mark_referenced.
5989 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
5990 always go via cgraph.
5991 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
5992 (check_global_declarations): Ifdef out code clearing DECL_RTL.
5993 * tree-optimize.c (execute_inline): Mark functions called.
5994 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
5996 2004-10-11 Jan Hubicka <jh@suse.cz>
5998 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
5999 (cgraph_varpool_last_needed_node): New static variable.
6000 (enqueue_needed_varpool_node): Break out from ...; add items to the
6001 end of queue; update first pointers.
6002 (cgraph_varpool_mark_needed_node): ... here.
6003 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
6004 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
6005 * cgraph.h (cgraph_varpool_node): Add analyzed field.
6006 (cgraph_varpool_first_unanalyzed_node): Declare.
6007 * cgraphunit.c: Include output.h.
6008 (cgraph_varpool_analyze_pending_decls): New function.
6009 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
6010 for errors, analyze pending decls.
6011 (cgraph_finalize_compilation_unit): Only analyze decls.
6012 (cgraph_optimize): Assemble the decls after expanding.
6014 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
6016 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
6017 subvars get marked properly in tags for grouping.
6018 (add_pointed_to_var): Mark only actual pointed to
6019 variables/subvars in addresses needed.
6020 (create_overlap_variables_for): Clear call clobbered on original
6022 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
6023 addresable vars with subvars into list.
6024 * tree-ssa.c (verify_ssa_name): Verify original is not used where
6027 2005-03-30 Richard Henderson <rth@redhat.com>
6029 * cgraph.h (struct cgraph_node): Add alias.
6030 * varasm.c (assemble_alias): Set it.
6031 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
6032 avoid calling cgraph_expand_function.
6034 2005-03-30 Tom Tromey <tromey@redhat.com>
6036 * tree.def (FILE_TYPE): Removed.
6037 * typeclass.h (enum type_class): Removed file_type_class.
6038 * dwarf2out.c (is_base_type): Updated.
6039 (gen_type_die): Likewise.
6040 * dbxout.c (dbxout_type): Updated.
6041 * builtins.c (type_to_class): Updated.
6042 * tree.c (type_contains_placeholder_1): Updated.
6043 * config/sparc/sparc.c (sparc_type_code): Updated.
6044 * config/ia64/ia64.c (hfa_element_mode): Updated.
6045 * expr.c (count_type_elements): Updated.
6046 * stor-layout.c (layout_type): Updated.
6047 * tree-inline.c (remap_type): Updated.
6048 * tree-pretty-print.c (dump_generic_node): Updated.
6050 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
6052 * builtins.c (expand_builtin_powi): Fix mode of
6053 2nd argument to match int.
6054 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
6055 2nd argument type to int.
6056 * libgcc2.c: Change prototype of __powi* functions to use
6059 2005-03-30 Dale Johannesen <dalej@apple.com>
6062 * calls.c (expand_call): Flush pending deferrals before
6065 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6069 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
6070 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
6071 c_label_context, label_context_stack): New.
6072 * c-decl.c (define_label): Check for jumps into statement
6073 expressions. Add label to list of defined labels.
6074 (start_function): Push context on label_context_stack.
6075 (finish_function): Pop context from label_context_stack.
6076 * c-typeck.c (label_context_stack): New.
6077 (c_finish_goto_label): Check for jumps into statement
6078 expressions. Add label to list of jumped to labels.
6079 (struct c_switch): Add blocked_stmt_expr.
6080 (c_start_case): Initialize it.
6081 (do_case): Check it.
6082 (c_finish_case): Verify !blocked_stmt_expr.
6083 (c_begin_stmt_expr): Push context on label_context_stack.
6084 Increment blocked_stmt_expr. Mark labels jumped to from outside
6086 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6087 defined in the statement expression and no longer jumpable to.
6088 Mark labels jumped to from just outside the statement expression
6089 as again definable. Pop context from label_context_stack.
6090 * doc/extend.texi (Statement Exprs): Update.
6092 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6095 * c-decl.c (start_function): Check for old_decl being
6098 2005-03-30 Ian Lance Taylor <ian@airs.com>
6100 * final.c (final): Remove prescan parameter. Change all callers.
6101 (final_scan_insn): Remove prescan parameter. Change all callers.
6103 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6105 * tree-vectorizer.c: Fix comment typos.
6107 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6109 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6110 as soon as a chrec_dont_know is detected.
6112 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6114 Merge from csl-arm-branch.
6115 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6117 * tlink.c (recompile_files): Do not assume that "rename" can
6118 overwrite an existing file.
6120 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6122 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6123 * gcc/configure: Regenerate.
6125 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6127 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6129 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6131 * calls.c (struct arg_data): Update "partial" comment.
6132 (load_register_parameters): Update "nregs" comment.
6134 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6136 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6137 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6138 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6139 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6140 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6141 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6142 than target_flags & 0.
6143 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6144 (iq2000_arch, iq2000_parse_cpu): Delete.
6145 (TARGET_HANDLE_OPTION): Override default.
6146 (iq2000_handle_option): New function.
6147 (override_options): Remove -march= and -mcpu= handling.
6148 * config/iq2000/iq2000.opt: New file.
6150 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6152 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6153 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6154 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6155 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6156 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6157 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6158 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6159 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6160 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6161 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6162 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6163 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6164 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6165 (TARGET_OPTIONS): Delete.
6166 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6167 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6168 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6169 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6170 (c4x_cpu_version_string): Delete.
6171 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6172 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6173 equivalent -mcpu= option.
6174 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6175 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6176 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6177 or clearing the appropriate MASK_* bit.
6178 (c4x_file_start): Use c4x_cpu_version.
6179 * config/c4x/c4x.opt: New file.
6181 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6183 * doc/options.texi: Document the new MaskExists flag.
6184 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6185 if the option has the MaskExists flag.
6187 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6189 * opt-functions.awk (flag_set_p, test_flag): New functions.
6190 (switch_flags): Use them.
6191 * opth-gen.awk: Use flag_set_p to check for flags.
6192 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6194 2005-03-30 Ian Lance Taylor <ian@airs.com>
6196 * config.host (i[34567]86-*-mingw32*): Don't set
6197 host_can_use_collect2 to no.
6199 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6202 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6203 Remove convert_memory_address call duplicating that in memory_address.
6205 2005-03-29 Richard Henderson <rth@redhat.com>
6208 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6209 (build_compound_literal): Likewise. Propagate decl type into the
6211 (finish_decl): Likewise. Use new return value from complete_array_type
6212 for zero sized arrays.
6213 (complete_array_type): Move ...
6214 * c-common.c (complete_array_type): ... here. Change first argument
6215 to pointer-to-type-node. Consistently use sizetype for the index
6216 except for zero sized arrays. Detect zero sized arrays for pedantic
6217 mode diagnostics. Create a new type node instead of modifying the
6219 * c-tree.h (complete_array_type): Move decl ...
6220 * c-common.h (complete_array_type): ... here.
6222 2005-03-29 Richard Henderson <rth@redhat.com>
6225 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6227 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6229 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6230 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6231 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6232 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6234 2005-03-29 Eric Christopher <echristo@redhat.com>
6236 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6237 truthvalue conversion removal.
6239 2005-03-29 Ian Lance Taylor <ian@airs.com>
6242 * collect2.c: Never include <vfork.h>.
6243 (VFORK_STRING, vfork): Don't define.
6244 (pid): Remove global variable.
6245 (handler): Call raise instead of kill (getpid(), ...).
6246 (collect_wait): Add pex parameter. Change all callers. Use
6247 pex_get_status rather than pwait.
6248 (do_wait): Add pex parameter. Change all callers.
6249 (collect_execute): Return struct pex_obj * rather than void. Use
6250 pex routines rather than pexecute.
6251 (fork_execute): Get pex_obj from collect_execute, and pass it to
6253 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6254 Only declare quit_handler if SIGQUIT is defined.
6255 (scan_libraries): Likewise.
6256 * collect2.h (collect_execute): Update declaration.
6257 (collect_wait): Update declaration.
6258 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6259 pass it to collect_wait.
6261 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6264 * c-parser.c (c_parser_compound_statement_nostart): Give error
6265 message for EOF instead of just setting parser->error.
6267 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6269 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6270 (slpeel_update_phi_nodes_for_guard1): New function.
6271 (slpeel_update_phi_nodes_for_guard2): New function.
6272 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6273 of slpeel_update_phi_nodes_for_guard.
6274 (vectorize_loops): Remove call to loop_closed_rewrite.
6275 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6278 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6280 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6281 (TARGET_LITTLE_ENDIAN): New macro.
6282 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6283 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6284 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6285 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6286 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6287 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6288 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6289 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6290 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6291 (TARGET_OPTIONS): Delete.
6292 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6293 (CACHE_FLUSH_TRAP): Turn into an integer.
6294 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6295 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6296 -mflush-trap is in use.
6297 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6298 (m32r_cache_flush_trap_string): Delete.
6299 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6300 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6301 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6302 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6303 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6304 -mmodel= and -msdata= handling from...
6305 (m32r_init): ...here.
6306 * config/m32r/m32r.opt: New file.
6308 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6310 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6311 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6312 * tree-vect-analyze.c (vect_object_analysis): additional parm
6313 pass back a "struct ptr_info_def *" with the points-to info.
6314 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6315 statement using info returned from vect_object_analysis.
6316 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6317 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6318 for virtual uses and defs when creating a replacement vector
6319 reference. Call duplicate_ssa_name_ptr_info to define points-to
6320 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6321 (vectorizable_store): copy_virtual_operands and update
6322 definition statements.
6323 (vectorizable_load): copy_virtual_operands. Remove call to
6324 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6325 * tree-vectorizer.c (vectorize_loops): Remove calls to
6326 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6327 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6328 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6329 define macro STMT_VINFO_PTR_INFO for use in accessing.
6330 * tree.h add export of duplicate_ssa_name_ptr_info.
6331 * rs6000.c (altivec_init_builtins): Declare builtin function
6332 __builtin_altivec_mask_for_load to be "const".
6334 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6337 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6338 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6339 assemble_variable on aliases.
6340 * varasm.c (assemble_alias): Set node->alias.
6341 * toplev.c (wrapup_global_declarations): Don't call
6342 rest_of_decl_compilation on aliases again.
6344 2005-03-29 Paul Brook <paul@codesourcery.com>
6346 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6347 * config/arm/arm.c (arm_dbx_register_number): New function.
6348 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6350 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6353 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6354 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6356 2005-03-29 Dale Johannesen <dalej@apple.com>
6358 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6359 $(TREE_H) and $(COVERAGE_H).
6360 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6361 * opts.c (common_handle_option): Enable tree-based value transforms.
6362 * toplev.c (process_options): Ditto.
6363 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6364 refers to references to this type.
6365 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6366 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6367 for may_be_more, may_be_less.
6368 (rtl_gen_pow2_profiler): Adjust.
6369 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6370 (rtl_gen_one_value_profiler): Adjust.
6371 (rtl_gen_const_delta_profiler): Adjust.
6372 * tree-profile.c (tree_gen_interval_profiler): Implement.
6373 (tree_gen_pow2_profiler): Ditto.
6374 (tree_gen_one_value_profiler): Ditto.
6375 (tree_profiling): New.
6376 (pass_tree_profile): Reference it.
6377 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6379 (insn_divmod_values_to_profile): Rename to
6380 rtl_divmod_values_to_profile. Adjust.
6381 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6382 (insn_prefetch_values_to_profile): Adjust.
6383 (rtl_value_profile_transformations): Adjust.
6384 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6385 (gen_mod_pow2): Rename to rtl_mod_pow2.
6386 (gen_mod_subtract): Rename to rtl_mod_subtract.
6387 (divmod_fixed_value_transform): Rename to
6388 rtl_divmod_fixed_value_transform.
6389 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6390 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6391 (rtl_find_values_to_profile): Adjust.
6392 (tree_value_profile_transformations): Implement.
6393 (tree_divmod_values_to_profile): New.
6394 (tree_values_to_profile): New.
6395 (tree_divmod_fixed_value): New.
6396 (tree_mod_pow2): New.
6397 (tree_mod_subtract): New.
6398 (tree_divmod_fixed_value_transform): New.
6399 (tree_mod_pow2_value_transform): New.
6400 (tree_mod_subtract_transform): New.
6401 (tree_find_values_to_profile): Implement.
6402 * profile.c (instrument_values): Free histograms.
6403 (compute_value_histograms): Adjust. Implement tree version.
6405 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6407 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6408 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6409 variable. Output "fldcw" depending on round_mode.
6410 * config/i386/i386.md (UNSPEC_FIST): New.
6411 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6412 New isns patterns to implement lrint and llrint built-ins as x87
6414 (fistdi2, fist<mode>2 splitters): New splitters.
6415 (lrint<mode>2): New expanders.
6417 2005-03-28 Ian Lance Taylor <ian@airs.com>
6419 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6420 0 when calling final_scan_insn.
6422 2005-03-28 Jan Hubicka <jh@suse.cz>
6425 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6428 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6429 types where possible.
6431 2005-03-26 Per Bothner <per@bothner.com>
6433 Make -f[no-]show-column also control non-cpp diagnostics.
6434 * c.opt (fshow-column): Move option from here ...
6435 * common.opt (fshow-column): ... to here.
6436 * diagnostic.c (diagnostic_build_prefix): Only print column number
6437 if flag_show_column.
6439 2005-03-27 Steven Bosscher <stevenb@suse.de>
6441 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6442 vax_output_conditional_branch): New prototypes.
6443 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6444 extracted from vax.md mov and add patterns.
6445 (vax_output_conditional_branch): New function to output conditional
6446 branch instructions.
6447 * vax.md: Use mode macros for arithmetic and mov patterns.
6448 Use code macros for the jump patterns.
6450 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6452 * Makefile.in (libbackend.o): Depend on version files;
6453 add custom generation command.
6455 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6458 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6459 sure that we have a REG before getting its REGNO.
6461 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6463 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6464 * builtins.def (BUILT_IN_STRNDUP): New.
6466 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
6468 PR tree-optimization/20470
6469 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6472 2005-03-25 Mike Stump <mrs@apple.com>
6474 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6477 2005-03-25 Geoffrey Keating <geoffk@apple.com>
6479 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6480 Use our own structure definitions.
6482 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6483 (fix_truncdfsi2): Allow registers or memory as destination.
6484 When TARGET_PPC_GFXOPT, generate simplified pattern.
6485 (fix_truncdfsi2_internal): Use define_insn_and_split.
6486 (fix_truncdfsi2_internal_gfxopt): New.
6487 (fctiwz): Don't confuse register allocation by giving it no choices.
6489 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6490 (EXTRA_MEMORY_CONSTRAINT): Likewise.
6491 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6492 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6494 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6496 * dominance.c (free_dominance_info): Speed up by freeing et
6497 data structures without maintaining other nodes.
6498 * et-forest.c (et_free_tree_force): New.
6499 * et-forest.h: Add a prototype for et_free_tree_force.
6501 * tree.c (get_set_constructor_bits,
6502 get_set_constructor_bytes): Remove.
6503 * tree.h: Remove the corresponding prototypes.
6505 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6508 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6509 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
6510 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
6511 PRE_DEC, NEG and NOT.
6513 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6515 * fold-const.c: Convert uses of fold (build (...)) to
6518 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
6520 PR rtl-optimization/20249
6521 * cse.c (insert_regs): Do not record equivalence of registers in
6524 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
6526 * emit-rtl.c (reverse_comparison): Remove.
6527 * rtl.h: Remove the corresponding prototype.
6529 2005-03-24 James E Wilson <wilson@specifixinc.com>
6531 * doc/install.texi (--enable-altivec): Delete docs.
6533 2005-03-24 David Edelsohn <edelsohn@gnu.org>
6535 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6536 SFmode and DFmode before reload when
6537 flag_unsafe_math_optimizations not enabled.
6539 2005-03-24 Geoffrey Keating <geoffk@apple.com>
6541 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6543 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6544 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6546 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
6548 * configure.ac (enable-checking): Add 'runtime' option.
6549 * doc/install.texi (enable-checking): Document 'runtime' checking.
6550 * tsystem.h (gcc_assert, gcc_unreachable): Define.
6551 * config.in: Regenerated.
6552 * configure: Regenerated.
6554 2005-03-23 Uros Bizjak <uros@kss-loka.si>
6556 * optabs.h (enum optab_index): Remove OTI_llrint.
6557 (llrint_optab): Remove macro.
6558 * optabs.c (init_optabs): Remove llrint_optab initialization.
6559 * genopinit.c (optabs): Remove llrint_optab implementation.
6560 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
6563 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
6565 PR rtl-optimization/20532
6566 * simplify-rtx.c (simplify_binary_operation_1): Protect from
6567 overflow when adding coefficients for PLUS or MINUS.
6568 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
6571 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6573 * langhooks.h (truthvalue_conversion): Remove.
6574 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6575 LANG_HOOKS_TRUTHVALUE_CONVERSION.
6576 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
6577 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
6578 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
6580 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
6582 * params.def: Fix a typo.
6583 * config/mips/mips.c: Follow the spelling convensions.
6584 * doc/invoke.texi: Fix typos.
6586 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
6588 Fix PR tree-optimization/20601
6590 * tree-ssa-pre.c (insert_aux): Add missing condition to
6593 2005-03-23 Ian Lance Taylor <ian@airs.com>
6595 * final.c (final_scan_insn): Don't remove no-op instructions.
6596 * reload1.c (reload): Remove simple no-op instructions even when
6599 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
6601 PR tree-optimization/20501
6602 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
6603 reporting that peeling for alignment is applied moved to...
6604 * (vect_analyze_data_refs_alignment): Here.
6606 2005-03-23 Ian Lance Taylor <ian@airs.com>
6608 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
6610 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6612 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
6613 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
6615 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
6617 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
6618 imply that this is called once, independent of asms in code.
6619 Adjust to now being pased output and input lists. Mention helper
6620 function decl_overlaps_hard_reg_set_p.
6621 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
6622 hook_tree_tree_identity and to take three trees, returning third.
6623 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
6625 * stmt.c: include hard-reg-set.h before tree.h.
6626 (decl_overlaps_hard_reg_set_p): New function, broken out from...
6627 (decl_conflicts_with_clobbers_p): Call
6628 decl_overlaps_hard_reg_set_p.
6629 (expand_asm_operands): Pass output and input lists in call to
6630 targetm.md_asm_clobbers.
6631 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
6632 hook_tree_tree_tree_tree_3rd_identity.
6633 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
6635 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
6636 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
6637 parameters, first two unused.
6638 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
6639 parameters. Only add MOF to clobbers if there's no 'h' mentioned
6640 in constraint letters and MOF is not mentioned as a asm-declared
6641 register in neither of the input and output lists.
6643 2005-03-23 DJ Delorie <dj@redhat.com>
6645 * optabs.c (expand_binop): Make sure the first subword's result
6648 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6650 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
6651 Call c_common_truthvalue_conversion rather than
6652 lang_hooks.truthvalue_conversion.
6653 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
6654 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
6656 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
6657 c_common_truthvalue_conversion.
6658 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
6659 c_parser_conditional_expression, c_parser_binary_expression): Call
6660 c_objc_common_truthvalue_conversion.
6661 * c-typeck.c (build_unary_op): Call
6662 c_objc_common_truthvalue_conversion.
6663 (build_conditional_expr): Do not call
6664 lang_hooks.truthvalue_conversion.
6665 (build_binary_op): Call c_common_truthvalue_conversion.
6666 (c_objc_common_truthvalue_conversion): Moved from
6667 c-objc-common.c. Call default_function_array_conversion instead
6668 of default_conversion.
6670 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6672 * c-common.h (default_conversion): Remove.
6673 (perform_integral_promotions): Add.
6674 * c-tree.h (default_conversion): Add.
6675 * c-typeck.c (perform_integral_promotions): New, split out from
6677 * c-common.c (check_case_value): Use perform_integral_promotions,
6678 not default_conversion.
6679 (c_add_case_label): Don't continue processing case label after
6680 found to be pointer.
6682 2005-03-23 Mark Mitchell <mark@codesourcery.com>
6684 * gcc.c (do_spec_1): Do not add a -L path for a directory in
6685 the prefix list if we have already added a multilib directory
6687 (main): Do not add MD_EXEC_PREFIX to the list of directories to
6690 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6692 * reload1.c (indirect_symref_ok, reload_obstack): Make them
6694 * reload.h: Remove the prototype for indirect_symref_ok.
6696 * reload1.c (indirect_symref_ok): Make it global.
6697 * reload.h: Add a prototype for indirect_symref_ok.
6699 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
6701 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
6704 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6706 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
6708 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
6710 * c-opts.c (c_common_parse_file): Only start/end main source file
6711 if debug hooks says the writer wants it.
6712 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
6714 (xcoff_debug_hooks): Ditto.
6715 * debug.c (do_nothing_hooks): Ditto.
6716 * debug.h (gcc_debug_hooks): Ditto.
6717 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
6718 * sdbout.c (sdb_debug_hooks): Ditto.
6719 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
6721 2005-03-22 Mark Mitchell <mark@codesourcery.com>
6723 * doc/extend.texi: Deprecate C++ min/max operators.
6725 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
6727 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
6728 artificial original candidates.
6730 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
6731 Jan Hubicka <jh@suse.cz>
6732 Steven Bosscher <stevenb@suse.de>
6734 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
6735 call cost based on argument sizes.
6736 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
6738 * params.def: (max-inline-inssn-single): Set to 450.
6739 (max-inline-insns-auto): Set to 90.
6740 (max-inline-insns-recursive): Set to 450
6741 (max-inline-insns-recursive-auto): Set to 450.
6742 (large-function-insns): Set to 2700.
6743 (inline-call-cost): New parameter.
6744 * tree-inline.c (estimate_move_cost): New function.
6745 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
6746 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
6748 * tree-inline.h (estimate_move_cost): Declare.
6749 * invoke.texi: (max-inline-inssn-single): Change default to 450.
6750 (max-inline-insns-auto): Change default to 90.
6751 (max-inline-insns-recursive): Change default to 450
6752 (max-inline-insns-recursive-auto): Change default to 450.
6753 (large-function-insns): Change default to 2700.
6754 (inline-call-cost): Document new parameter.
6756 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
6758 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
6759 (TARGET_DEFAULT): Delete.
6760 * config/i860/i860.opt: New file.
6762 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
6764 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
6765 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
6766 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
6767 (frv_sched_lookahead): Delete.
6768 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
6769 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
6770 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
6771 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
6772 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
6773 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
6774 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
6775 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
6776 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
6777 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
6778 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
6779 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
6780 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
6781 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
6782 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
6783 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
6784 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
6785 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
6786 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
6787 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
6788 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
6789 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
6790 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
6791 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
6792 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
6793 (frv_sched_lookahead): Delete.
6794 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
6795 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6796 (frv_handle_option): New function. Move -mcpu= handling from...
6797 (frv_override_options): ...here. Remove handling of other
6799 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
6800 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
6801 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
6802 and TARGET_NO_MULTI_CE.
6803 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
6804 !TARGET_VLIW_BRANCH.
6805 * config/frv/frv.opt: New file.
6807 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6809 * fold-const.c (fold_ternary): Take decomposed arguments of
6811 (fold): Update a call to fold_ternary.
6813 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
6814 * tree.h: Add corresponding prototypes.
6816 2005-03-22 Jakub Jelinek <jakub@redhat.com>
6819 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
6820 between jump table and its label.
6821 * final.c (shorten_branches): Handle notes in between ADDR_VEC
6822 resp. ADDR_DIFF_VEC and the label preceeding it.
6823 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
6824 is emitted in the right section.
6826 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6828 * fold-const.c (fold_unary, fold_binary): Update comments
6831 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
6833 PR rtl-optimization/20527
6834 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
6835 REG_INC note, test that the register also isn't mentioned in PRED
6838 2005-03-22 Ben Elliston <bje@au.ibm.com>
6840 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
6843 2005-03-21 Mike Stump <mrs@apple.com>
6845 * varasm.c (default_assemble_visibility): Remove extra ().
6847 2005-03-21 Roger Sayle <roger@eyesopen.com>
6850 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
6851 to determine whether a block can be duplicated, rather than test
6852 whether the block contains noncopyable insns ourselves.
6854 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6856 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
6859 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6861 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
6863 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6865 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
6866 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
6867 * config/fr30/fr30.opt: New file.
6869 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
6871 Fix PR tree-optimization/20542
6873 * tree-flow-inline.h (overlap_subvar): Move to here.
6874 * tree-ssa-operands.c: From here.
6875 * tree-flow.h (overlap_subvar): Declare.
6876 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
6877 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
6878 for variables with subvars.
6880 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
6883 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
6884 * modulo-sched.c (const_iteration_count): Return on NULL
6886 (print_node_sched_params): Return on NULL dump_file.
6887 (generate_reg_moves): Handle reg-anti dependencies and disregard
6888 closing branch when generating register moves.
6889 (sms_schedule): Mark the SMSed block dirty.
6890 * passes.c (rest_of_handle_sms): Call update_life_info for all
6892 * testsuite/gcc.dg/20050321-1.c: New test.
6894 2005-03-21 Bob Wilson <bob.wilson@acm.org>
6896 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
6897 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
6898 movqi_internal): Likewise.
6900 2005-03-21 Bob Wilson <bob.wilson@acm.org>
6902 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
6903 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
6904 xtensa_b4const): Delete prototypes.
6905 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
6906 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
6907 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
6908 xtensa_extra_constraint): New prototypes.
6909 (add_operand, arith_operand, nonimmed_operand, mem_operand,
6910 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
6911 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
6912 move_operand, const_float_1_operand, fpmem_offset_operand,
6913 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
6914 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
6915 (xtensa_b4const_or_zero): ...this. Change return type to bool and
6916 argument type to HOST_WIDE_INT.
6917 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
6918 xtensa_mask_immediate): Likewise.
6919 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
6920 Likewise. Also make these functions static.
6921 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
6922 (xtensa_const_ok_for_letter_p): New.
6923 (add_operand, arith_operand, nonimmed_operand, mem_operand,
6924 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
6925 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
6926 move_operand, const_float_1_operand, fpmem_offset_operand,
6927 branch_operator, ubranch_operator, boolean_operator): Move to
6929 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
6930 (xtensa_mem_offset): Change return type to bool.
6931 (xtensa_extra_constraint): New.
6932 (gen_int_relational): Update type of const_range_p function pointer.
6933 Use xtensa_b4const_or_zero.
6934 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
6935 xtensa_const_ok_for_letter_p. Update comments.
6936 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
6937 (PREDICATE_CODES): Delete.
6938 * config/xtensa/xtensa.md: Include predicates.md.
6939 * config/xtensa/predicates.md: New file.
6941 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6943 * config/v850/v850-protos.h: Remove the prototypes for
6944 reg_or_int9_operand, reg_or_const_operand,
6945 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
6946 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
6947 movsi_source_operand, power_of_two_operand,
6948 not_power_of_two_operand, special_symbolref_operand,
6949 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
6950 register_is_ok_for_epilogue.
6951 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
6952 reg_or_int9_operand, reg_or_const_operand,
6953 call_address_operand, special_symbolref_operand,
6954 movsi_source_operand, power_of_two_operand,
6955 not_power_of_two_operand, register_is_ok_for_epilogue,
6956 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
6957 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
6959 * config/v850/v850.h (PREDICATE_CODES): Remove.
6960 * config/v850/v850.md: Include predicates.md.
6961 * config/v850/predicates.md: New.
6963 2005-03-21 Zack Weinberg <zack@codesourcery.com>
6965 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
6966 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6967 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
6968 (itoolsdir, itoolsdatadir): Move definition above new first use.
6969 (install-itoolsdirs): New rule.
6970 (install-mkheaders): Depend on install-itoolsdirs, not
6971 install-include-dir.
6973 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6975 * tree-into-ssa.c: Remove obsolete comments.
6977 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
6979 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
6980 unrolling if -fpeel-loops is specified, too.
6981 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6982 Remove superfluous check for flag_unroll_loops.
6984 2005-03-21 Uros Bizjak <uros@kss-loka.si>
6986 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
6987 (lrint_optab, llrint_optab): Define corresponding macros.
6988 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
6989 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
6990 pattern and llrint_optab using llrintdi2 patterns.
6991 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
6992 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
6993 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
6994 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
6995 flag_unsafe_math_optimizations is set.
6997 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
6999 * combine.c (combine_simplify_rtx, simplify_if_then_else,
7000 simplify_logical, if_then_else_cond, known_cond,
7001 simplify_comparison): Adjust calls to reverse_comparison.
7002 Don't use combine_reversed_comparison_code).
7003 (combine_reversed_comparison_code): Remove.
7004 (reversed_comparison): Using reversed_comparison_code, move it...
7005 * jump.c (reversed_comparison): ... here.
7006 * rtl.h (reversed_comparison): Add prototype.
7008 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7010 * builtins.c (fold_builtin): Take decomposed arguments of
7012 * fold-const.c (fold_ternary): Update a call to fold_builtin.
7013 * gimplify.c (gimplify_call_expr): Likewise.
7014 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
7015 * tree.h: Update the prototype of fold_builtin.
7017 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
7019 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
7020 * rtlhooks.c (gen_lowpart_no_emit_general): New.
7021 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
7022 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
7023 * simplify-rtx.c (simplify_binary_operation_1): Use it.
7025 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
7027 * builtins.c (fold_builtin_1): Take decomposed arguments of
7029 (fold_builtin): Update a call to fold_builtin_1.
7031 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
7034 * gcov.c (output_lines): Only output function block summary when
7035 outputting branch information.
7036 * doc/gcov.texi: Document format of preamble and additional block
7039 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
7041 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
7042 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
7043 the defaults false if BITS_PER_UNIT != 8.
7044 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
7045 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
7046 than BITS_PER_UNIT != 8.
7047 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
7048 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
7049 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
7051 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
7052 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
7054 2005-03-20 Roger Sayle <roger@eyesopen.com>
7057 * fold-const.c (fold_binary): Fix type mismatch between
7058 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
7059 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
7060 for non-truth-valued expressions.
7062 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
7063 and FUNCTION_DECL in the main switch.
7064 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
7065 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
7066 we also need to convert their operands to match.
7067 <TRUTH_NOT_EXPR>: Likewise.
7069 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
7071 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
7072 diagnostic without checking whether an lvalue.
7073 * c-common.h (lvalue_p): Remove.
7074 (enum lvalue_use): Update comment.
7075 (lvalue_or_else): Replace by lvalue_error.
7076 * c-typeck.c (lvalue_p): Make static.
7077 (lvalue_or_else): New. Call lvalue_error.
7079 2005-03-21 Alan Modra <amodra@bigpond.net.au>
7081 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
7082 (function_arg_advance): Use rs6000_parm_start.
7083 (function_arg, rs6000_arg_partial_bytes): Likewise.
7085 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7087 * c-common.c (check_case_value): Adjust comment about stripping
7089 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7090 * c-typeck.c (default_conversion, convert_arguments,
7091 build_modify_expr, convert_for_assignment, store_init_value,
7092 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7093 manually. Remove inaccurate comments.
7095 2005-03-20 Roger Sayle <roger@eyesopen.com>
7096 Joseph S. Myers <joseph@codesourcery.com>
7098 * varasm.c (do_assemble_alias): Restore comment describing function.
7099 Annotate the target parameter as potentially unused.
7101 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7104 * config/avr/avr.c (avr_output_function_prologue): Do not use
7105 current_function_name() in a label, use a local label instead.
7107 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7109 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7110 flag_finite_math_only, not flag_unsafe_math_optimizations.
7112 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7114 * builtins.c (fold_builtin_1): Update a call to
7115 targetm.fold_builtin.
7116 * hooks.c (hook_tree_tree_bool_null): Rename to
7117 hook_tree_tree_tree_bool_null. Take one more argument of type
7119 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7120 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7121 hook_tree_tree_tree_bool_null.
7122 * target.h (gcc_target): Update the prototype of fold_builtin.
7123 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7124 arguments of CALL_EXPR.
7125 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7128 2005-03-20 Jan Hubicka <jh@suse.cz>
7130 * cgraph.h (cgraph_node): Add prev_clone pointer.
7131 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7132 (cgraph_clone_node): Produce doubly linked chain.
7134 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7136 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7137 get_nonnull_operand, handle_sentinel_attribute,
7138 check_function_arguments_recurse): Do not strip NOPS from
7140 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7142 * c-format.c (get_constant): Likewise.
7143 * c-parser.c (c_parser_postfix_expression): Likewise.
7144 * c-typeck.c (set_init_index): Likewise.
7145 (convert_arguments): Don't check for NOP_EXPR containing integer
7148 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7150 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7151 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7152 Take decomposed arguments of CALL_EXPR.
7153 (fold_builtin_1): Update calls to the functions mentioned
7156 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7158 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7159 width to have integer type.
7160 (build_enumerator): Require enumerator value to have integer type.
7162 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7164 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7167 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7169 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7170 std=iso9899:199x): Correct descriptions.
7172 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7174 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7177 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7179 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7181 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7182 fold_builtin_memcpy.
7184 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7185 arguments of CALL_EXPR.
7186 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7187 fold_builtin_found, fold_builtin_1): Update calls to
7188 fold_trunc_transparent_mathfn.
7190 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7193 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7194 function pointers on targets that require function pointer
7196 (fold_sign_changed_comparison): Likewise.
7198 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7200 * combine.c (try_combine): When changing the mode of a hard reg, make
7201 sure that doing so is valid.
7203 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7205 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7206 (TARGET_HANDLE_OPTION): Override default.
7207 (avr_handle_option): New function.
7208 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7209 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7210 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7211 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7212 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7213 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7214 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7215 (TARGET_OPTIONS): Delete.
7216 * config/avr/avr.opt: New file.
7218 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7220 * config/m32r/m32r-protos.h: Remove the prototypes for
7221 call_address_operand, symbolic_operand, seth_add3_operand,
7222 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7223 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7224 two_insn_const_operand, move_src_operand,
7225 move_double_src_operand, move_dest_operand,
7226 eqne_comparison_operator, signed_comparison_operator,
7227 large_insn_p, conditional_move_operand, carry_compare_operand,
7228 m32r_block_immediate_operand, extend_operand,
7229 reg_or_eq_int16_operand, int8_operand, and
7230 reg_or_zero_operand.
7231 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7232 seth_add3_operand, int8_operand, cmp_int16_operand,
7233 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7234 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7235 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7236 move_double_src_operand, move_dest_operand,
7237 eqne_comparison_operator, signed_comparison_operator,
7238 extend_operand, small_insn_p, large_insn_p,
7239 conditional_move_operand, carry_compare_operand,
7240 m32r_block_immediate_operand): Move to predicates.md.
7241 (MAX_MOVE_BYTES): Move to m32r.h.
7242 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7243 * config/m32r/m32r.md: Include predicates.md.
7244 * config/m32r/predicates.md: New.
7246 2005-03-18 James E Wilson <wilson@specifixinc.com>
7249 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7252 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7254 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7255 call_address_operand, const_8bit_operand.
7256 * config/mn10300/mn10300.c (call_address_operand,
7257 const_8bit_operand, const_1f_operand): Move to predicates.md.
7258 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7259 * config/mn10300/mn10300.md: Include predicates.md.
7260 * config/mn10300/predicates.md: New.
7262 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7264 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7265 declarations in diagnostics and %E for identifiers, not %s.
7267 2005-03-18 Jan Hubicka <jh@suse.cz>
7268 Dale Johannesen <dalej@apple.com>
7270 * basic-block.h (scale_bbs_frequencies_int,
7271 scale_bbs_frequencies_gcov_type): Declare.
7272 * cfg.c (RDIV): New macro.
7273 (update_bb_frequency_for_threading): Fix.
7274 * basic-block.h (scale_bbs_frequencies_int,
7275 scale_bbs_frequencies_gcov_type): New.
7276 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7277 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7278 scale_bbs_frequencies_int.
7279 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7281 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7283 * config/m32r/m32r-protos.h: Remove the prototypes for
7284 call_address_operand, symbolic_operand, seth_add3_operand,
7285 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7286 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7287 two_insn_const_operand, move_src_operand,
7288 move_double_src_operand, move_dest_operand,
7289 eqne_comparison_operator, signed_comparison_operator,
7290 large_insn_p, conditional_move_operand, carry_compare_operand,
7291 m32r_block_immediate_operand, extend_operand,
7292 reg_or_eq_int16_operand, int8_operand, and
7293 reg_or_zero_operand.
7294 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7295 seth_add3_operand, int8_operand, cmp_int16_operand,
7296 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7297 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7298 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7299 move_double_src_operand, move_dest_operand,
7300 eqne_comparison_operator, signed_comparison_operator,
7301 extend_operand, small_insn_p, large_insn_p,
7302 conditional_move_operand, carry_compare_operand,
7303 m32r_block_immediate_operand): Move to predicates.md.
7304 (MAX_MOVE_BYTES): Move to m32r.h.
7305 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7306 * config/m32r/m32r.md: Include predicates.md.
7307 * config/m32r/predicates.md: New.
7309 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7311 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7312 symbolic_operand, symbolic_memory_operand,
7313 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7314 indexed_memory_operand, move_dest_operand, move_src_operand,
7315 prefetch_cc_operand, prefetch_nocc_operand,
7316 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7317 arith_operand, arith11_operand, pre_cint_operand,
7318 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7319 ireg_operand, int5_operand, uint5_operand, int11_operand,
7320 uint32_operand, arith5_operand, and_operand, ior_operand,
7321 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7322 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7323 shadd_operand, movb_comparison_operator,
7324 cmpib_comparison_operator): Move to predicates.md.
7325 (magic_milli, shadd_constant_p): Make it extern.
7326 * config/pa/pa.h (PREDICATE_CODES): Remove.
7327 * config/pa/pa.md: Include predicates.md.
7328 * config/pa/predicates.md: New.
7330 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7333 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7335 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7336 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7337 config/alpha/freebsd.h, config/alpha/linux.h,
7338 config/alpha/netbsd.h, config/alpha/osf5.h,
7339 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7340 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7341 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7342 doc/cppopts.texi: Update copyright.
7344 2005-03-18 Jan Hubicka <jh@suse.cz>
7347 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7349 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7352 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7354 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7357 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7359 * combine.c (gen_binary): Remove.
7360 (known_cond, simplify_shift_const, find_split_point,
7361 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7362 simplify_logical, expand_field_assignment, extract_left_shift,
7363 force_to_mode, if_then_else_cond, apply_distributive_law,
7364 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7365 simplify_comparison, reversed_comparison): Replace with
7366 simplify_gen_binary, simplify_gen_relational or
7367 distribute_and_simplify_rtx.
7368 (distribute_and_simplify_rtx): New function.
7370 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7371 Paolo Bonzini <gcc.gnu.org>
7373 * calls.c (setjmp_call_p, special_function_p): Update comments
7374 at the head of the functions.
7376 2005-03-18 Jan Hubicka <jh@suse.cz>
7378 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7380 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7381 function body should be released; do not proactively release function
7382 bodies in non-unit-at-a-time mode.
7384 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7386 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7387 mno-fp-ret-in-387 multilib variants.
7389 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7391 * common.opt (m): Remove.
7392 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7394 (common_handle_option): Remove OPT_m case.
7396 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7398 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7400 (fold_builtin_1): Update a call to fold_builtin_bitop.
7402 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7404 (fold_builtin_1): Update a call to fold_builtin_signbit.
7406 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7408 PR tree-optimization/20474
7409 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7410 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7412 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7414 * config/h8300/h8300-protos.h: Remove prototypes for
7415 general_operand_src, general_operand_dst, single_one_operand,
7416 single_zero_operand, call_insn_operand,
7417 two_insn_adds_subs_operand, small_call_insn_operand,
7418 jump_address_operand, bit_operand, bit_memory_operand,
7419 stack_pointer_operand, const_int_gt_2_operand,
7420 const_int_ge_8_operand, const_int_qi_operand,
7421 const_int_hi_operand, incdec_operand, bit_operator,
7422 nshift_operator, eqne_operator, gtle_operator,
7423 gtuleu_operator, iorxor_operator.
7424 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7425 h8300_ldm_stm_parallel.
7426 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7428 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7429 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7430 (h8300_ldm_stm_parallel): Make it extern.
7431 (h8300_ldm_parallel, h8300_stm_parallel,
7432 h8300_return_parallel, general_operand_src,
7433 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7434 nibble_operand, reg_or_nibble_operand, single_one_operand,
7435 single_zero_operand, call_insn_operand,
7436 two_insn_adds_subs_operand, small_call_insn_operand,
7437 jump_address_operand, bit_operand, bit_memory_operand,
7438 stack_pointer_operand, const_int_gt_2_operand,
7439 const_int_ge_8_operand, const_int_qi_operand,
7440 const_int_hi_operand, incdec_operand, eqne_operator,
7441 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7442 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7443 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7444 nshift_operator): Move to predicates.md.
7445 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7446 * config/h8300/h8300.md: Include predicates.md.
7447 * config/h8300/predicates.md: New.
7449 2005-03-17 Richard Henderson <rth@redhat.com>
7451 * config.gcc (ia64*-*-hpux*): Add extra_options.
7452 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7453 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7454 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7455 (ia64_tls_size_string, ia64_tune_string): Remove.
7456 (ia64_tune): Init to PROCESSOR_ITANIUM2.
7457 (TARGET_DEFAULT_TARGET_FLAGS): New.
7458 (TARGET_HANDLE_OPTION): New.
7459 (ia64_override_options): Move options parsing ...
7460 (ia64_handle_option): ... here. New.
7461 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7462 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7463 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7464 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7465 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7466 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7467 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7468 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7469 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7470 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7471 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7472 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7473 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7474 TARGET_EARLY_STOP_BITS): Remove.
7475 (TARGET_ILP32): Default false.
7476 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7477 (enum ia64_inline_type): New.
7478 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7479 * config/ia64/ia64.md: Update for new definitions of
7480 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7481 * config/ia64/ia64.opt: New file.
7482 * config/ia64/ilp32.opt: New file.
7484 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
7487 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7489 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7491 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7492 instead of MASK_H8300S.
7493 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7494 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7495 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7496 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7497 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7498 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7499 TARGET_SWITCHES): Remove.
7500 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7502 * config/h8300/h8300.opt: New.
7504 * config/alpha/alpha.opt, config/arc/arc.opt,
7505 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7508 2005-03-17 Ian Lance Taylor <ian@airs.com>
7512 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7514 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
7515 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7516 (TARGET_HANDLE_OPTION): Override default.
7517 (arc_handle_option): New function.
7518 (arc_init): Remove code to set arch_cpu_string.
7519 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7520 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7521 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7522 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7523 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7524 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7525 (arc_rodata_string, TARGET_OPTIONS): Delete.
7526 * config/arc/arc.opt: New file.
7528 2005-03-17 Richard Henderson <rth@redhat.com>
7530 * doc/extend.texi (Weak Pragmas): New section.
7531 (attribute alias): Clarify that target must be in the same
7534 2005-03-17 Richard Henderson <rth@redhat.com>
7536 * config/alpha/alpha.opt: New file.
7537 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
7539 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7540 alpha_fprm_string, alpha_fptm_string): Make static.
7541 (alpha_tls_size_string): Remove.
7542 (alpha_handle_option): New.
7543 (override_options): Update for alpha_cpu/alpha_tune split.
7544 (alpha_file_start): Likewise.
7545 (TARGET_DEFAULT_TARGET_FLAGS): New.
7546 (TARGET_HANDLE_OPTION): New.
7547 * config/alpha/alpha.h (alpha_tune): Declare.
7548 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7549 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7550 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7551 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7552 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7553 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7554 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7555 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7556 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7557 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7558 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7559 (TARGET_DEFAULT): Remove MASK_FP.
7560 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7561 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
7562 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
7563 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
7564 alpha_tls_size_string): Remove.
7565 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
7566 (attribute tune): Rename from attribute cpu.
7567 * config/alpha/ev4.md: Update to match.
7568 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
7569 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
7570 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
7571 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
7572 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
7573 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
7575 2005-03-16 James E. Wilson <wilson@specifixinc.com>
7577 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
7578 and return without creating new state if before_nops_num is nonzero.
7579 * config/ia64/ia64.md (first_insn): New attribute.
7580 (alloc): Set it to yes.
7582 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7584 * tree-vectorizer.c (new_vec_stmt_info): Initialize
7585 STMT_VINFO_SUBVARS to NULL.
7586 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7588 2005-03-16 Dale Johannesen <dalej@apple.com>
7590 * rtlanal.c (find_first_parameter_load): Rewrite to
7591 return actual first param load or the call if none,
7592 instead of first in block, when not all loads exist.
7594 2005-03-16 Roger Sayle <roger@eyesopen.com>
7596 * optabs.c (expand_copysign_absneg): Make static.
7597 * optabs.h (expand_copysign_absneg): Delete prototype.
7598 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
7600 2005-03-16 Richard Henderson <rth@redhat.com>
7603 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
7604 (alias_pairs): Rename from output_defs.
7605 (find_decl_and_mark_needed): Split out from assemble_alias.
7606 (do_assemble_alias): New.
7607 (assemble_output_def): Remove.
7608 (finish_aliases_1, finish_aliases_2): New.
7609 (process_pending_assemble_output_defs): Remove.
7610 (assemble_alias): Defer aliases for which we don't yet have a
7611 non-external decl for the target symbol.
7612 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
7613 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
7614 * toplev.c (compile_file): Use finish_aliases_2 instead of
7615 process_pending_assemble_output_defs.
7616 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
7617 (process_pending_assemble_output_defs): Remove.
7619 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7621 Fix PR tree-optimization/20489
7623 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
7624 for empty structures.
7626 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7628 Fix PR tree-optimization/20490
7630 * tree-ssa-pre.c (create_expression_by_pieces): Use
7631 force_gimple_operand on result of fold.
7633 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
7635 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
7636 of closing parenthesis.
7638 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
7640 * builtins.c (expand_movstr): Update a call to
7641 fold_builtin_strcpy.
7642 (expand_builtin_strncpy): Update a call to
7643 fold_builtin_strncpy.
7644 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
7645 arguments of CALL_EXPR.
7646 (fold_builtin_1): Update calls to fold_builtin_strcpy and
7647 fold_builtin_strncpy.
7648 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7649 * tree.h: Update the prototypes of fold_builtin_strcpy and
7650 fold_builtin_strncpy.
7652 2005-03-16 Steven Bosscher <stevenb@suse.de>
7653 Dorit Naishlos <dorit@il.ibm.com>
7655 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
7656 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
7659 2005-03-16 Steven Bosscher <stevenb@suse.de>
7661 * tree-inline.c (walk_type_fields, walk_tree,
7662 walk_tree_without_duplicates): Move from here...
7663 * tree.c: ...to here.
7665 2005-03-15 Zack Weinberg <zack@codesourcery.com>
7667 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
7668 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
7669 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7670 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
7671 (version): Define using $(BASEVER_c).
7672 (Makefile, config.status, build/gcov-iov.o): No longer depends on
7674 (version.o): Depend on version files; add custom generation command.
7675 (prefix.o): Define BASEVER on command line.
7676 (s-iov): Depend on version files; adjust command.
7677 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
7679 (gcc-vers.texi): New rule.
7680 (doc/%.info, doc/%.dvi): Add -I . to command line.
7681 (doc/gccinstall.dvi): Likewise.
7682 (PACKAGE): Delete. All uses replaced with "gcc".
7683 * aclocal.m4: Do not include gcc-version.m4.
7684 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
7685 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
7686 Set is_release based on contents of DEV-PHASE.
7687 Set gcc_version based on contents of BASE-VER.
7688 Define WIN32_REGISTRY_KEY only if the user overrode the default.
7689 * config.in, configure: Regenerate.
7690 * gccbug.in: Determine version of GCC in use at runtime.
7691 * gcov-iov.c: Get version number and development phase from
7692 command line, not by including version.c.
7693 * intl.c: Replace all uses of PACKAGE with "gcc".
7694 * libada-mk.in: Delete unused "gcc_version" variable.
7695 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
7696 * version.c: (VERSUFFIX): New hook for redistributors; adjust
7697 commentary to match.
7698 (version_string): Put together from pieces.
7699 * config/alpha/x-vms: Do not use $(gcc_version).
7700 * config/i386/t-nwld: Likewise.
7701 * doc/include/gcc-common.texi: Include gcc-vers.texi for
7702 version-GCC and DEVELOPMENT.
7704 2005-03-15 Roger Sayle <roger@eyesopen.com>
7706 PR tree-optimization/17454
7707 * tree.c (tree_size): Add case for TREE_BINFO.
7708 * fold-const.c (fold_checksum_tree): Only clear the overloaded
7709 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
7711 2005-03-15 Roger Sayle <roger@eyesopen.com>
7713 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
7714 op1 whilst expanding the signed widenening multiply variant.
7716 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
7718 * toplev.c (display_target_options): Avoid unused variable warning if
7719 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
7720 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
7721 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
7722 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
7723 (mips_isa_info): New variable.
7724 (mips_parse_cpu): Remove the first argument and leave the caller
7726 (TARGET_HANDLE_OPTION): Override default.
7727 (mips_handle_option): New function. Move option validation code from...
7728 (override_options): ...here. Update calls to mips_parse_cpu.
7729 * config/mips/mips.h (mips_arch_string, mips_tune_string)
7730 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
7731 (SUBTARGET_TARGET_OPTIONS): Delete.
7732 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
7733 (mno-flush-func, mtune=): New options.
7735 2005-03-15 Roger Sayle <roger@eyesopen.com>
7736 Richard Henderson <rth@redhat.com>
7738 * real.c (c4x_single_format, c4x_extended_format): Provide values
7739 for signbit_ro for c4x's single and extended floating point formats.
7740 * optabs.c (expand_copysign): Use the floating point format's
7741 signbit_ro for expanding via expand_copysign_absneg, and it's
7742 signbit_rw field for expanding via expand_copysign_bit.
7744 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
7746 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
7747 known_alignment_for_access_p.
7748 (known_alignment_for_access_p): New.
7749 (do_peeling_for_alignment): Field made int instead of bool and renamed
7750 to peeling_for_alignment.
7751 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
7752 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
7753 functionality used to be in vect_analyze_operations.
7754 (vect_analyze_operations): Code to determine vectorization factor was
7755 moved to vect_determine_vectorization_factor.
7756 (vect_enhance_data_refs_alignment): Update to correct alignment when it
7757 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
7759 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
7760 be part of vect_analyze_operations).
7761 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
7762 creating the guard condition, as the number of iterations may be
7764 (slpeel_tree_peel_loop_to_edge): Use new name of
7765 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
7766 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
7767 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
7768 (vect_do_peeling_for_alignment): Use fold.
7769 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
7771 (vect_update_inits_of_dr): Renamed to
7772 vect_update_init_of_dr.
7773 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
7774 (vectorizable_store): Fix assertion to use == instead of =.
7776 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
7778 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
7779 call_used_regs for wCG registers.
7781 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
7783 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7784 for non-offsettable memory references to cope with outstanding reload
7785 replacements, take 2.
7787 2005-03-15 Uros Bizjak <uros@kss-loka.si>
7790 * config/i386/i386.h (x86_fisttp): New.
7791 (TARGET_FISTTP): New macro.
7792 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
7793 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
7794 instruction when fisttp flag is set.
7795 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
7797 * config/i386/i386.md (type attribute): Add fisttp.
7798 (unit attribute): Set to i387 for fisttp type.
7799 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
7800 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
7802 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
7803 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
7805 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
7806 patterns for TARGET_FISTTP. Enable patterns for
7807 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
7808 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
7809 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
7810 implement fisttp x87 insn.
7811 (fix_trunc*_i387_fisttp splitters): New patterns.
7812 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
7813 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
7814 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
7816 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
7817 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
7818 Implement using mode macros. Disable patterns for TARGET_FISTTP.
7819 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
7820 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
7821 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
7822 Disable patterns for TARGET_FISTTP.
7823 (fix_trunc*_i387 splitters): Implement usign mode macros.
7824 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
7825 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
7826 (fix_trunx*_sse peephole2s): Implement using mode macros.
7828 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
7830 PR rtl-optimization/20291
7831 * combine.c (try_combine): If splitting fails, re-try with
7832 original combined pattern, i.e. before clobber stripping.
7834 2005-03-14 Eric Christopher <echristo@redhat.com>
7836 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
7837 STACK_GROWS_DOWNWARD.
7839 2005-03-14 Roger Sayle <roger@eyesopen.com>
7841 * real.h (struct real_format): Split the signbit field into two
7842 two fields, signbit_ro and signbit_rw.
7843 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
7844 mips_double_format, ieee_extended_motorola_format,
7845 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
7846 ieee_extended_intel_128_format, ibm_extended_format,
7847 mips_extended_format, ieee_quad_format, mips_quad_format,
7848 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
7849 i370_double_format, c4x_single_format, c4x_extended_format,
7850 real_internal_format): Update initializers for new field.
7851 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
7852 real_format structure.
7853 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
7854 field of the real_format structure.
7856 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
7858 Fix PR tree-optimization/20458
7860 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
7861 DECL_EXTERNAL on STRUCT_FIELD tags.
7862 (clear_call_clobbered): Ditto.
7863 * tree-ssa-operands.c (note_addressable): Make sure the original
7864 variable doesn't slip into the addressable list if we have
7866 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
7869 2005-03-14 Geoffrey Keating <geoffk@apple.com>
7871 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
7872 (-fwide-exec-charset): Likewise.
7873 (-finput-charset): Likewise.
7874 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
7875 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
7876 * c.opt (Wnormalized): New.
7878 2005-03-14 Devang Patel <dpatel@apple.com>
7880 * doc/invoke.texi: Add reference to Visibility document.
7882 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
7884 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
7885 MASK_SPLIT_ADDRESSES.
7886 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
7887 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
7888 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
7889 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
7890 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
7891 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
7892 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
7893 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
7894 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
7895 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
7896 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
7897 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
7898 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
7899 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
7900 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
7901 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
7902 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
7903 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
7904 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
7905 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
7906 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
7907 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
7908 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
7909 (TARGET_EXPLICIT_RELOCS): Delete.
7910 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
7911 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
7912 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
7913 (override_options): Set MASK_LONG64 if -mint64 is given and no
7914 -mlongXX option is. Complain about -mint64 -mlong32.
7915 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
7916 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
7917 * config/mips/mips.opt: New file.
7919 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
7921 * config.gcc (extra_options): New variable for listing option files.
7922 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
7923 * configure.ac (extra_opt_files): New AC_SUBST variable.
7924 (tm_file_list, tm_include_list): Include options.h first.
7925 * configure: Regenerate.
7926 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
7927 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
7928 (s-options-h): New rule.
7929 (options.h): Depend on it.
7930 (TEXI_GCCINT_FILES): Add options.texi.
7931 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
7932 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
7933 * target.h (gcc_target): Add default_target_flags and handle_option.
7934 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
7935 (TARGET_HANDLE_OPTION): New macros.
7936 (TARGET_INITIALIZER): Include them.
7937 * opt-functions.awk (opt_args, nth_arg): New functions.
7938 (switch_flags): Handle the "Target" flag.
7940 (var_name): Use opt_args and nth_arg.
7941 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
7942 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
7943 macros for the "Mask" and "InverseMask" options.
7944 * opts.h (cl_var_cond): New enum.
7945 (cl_option): Replace the "has_set_value" and "set_value" fields with
7946 "var_cond" and "var_value".
7947 (CL_TARGET): New macro.
7948 (option_enabled, print_filtered_help): Declare.
7949 (decode_options): Move definition.
7950 * opts.c (handle_option): Search for the original option before
7951 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
7952 var_cond and var_value fields. Use targetm.handle_option to handle
7954 (decode_options): Set target_flags to targetm.default_target_flags.
7955 (print_filtered_help): Make global. Handle CL_TARGET.
7956 (option_enabled): New function.
7957 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
7958 (display_target_options, set_target_switch, print_switch_values)
7959 (default_pch_valid_p): Guard uses of target_switches with
7960 #ifdef TARGET_SWITCHES. Also...
7961 (display_target_options): Display the CL_TARGET entries in cl_options.
7962 (set_target_option): Don't complain about the "" option when
7963 TARGET_SWITCHES is undefined.
7964 (print_switch_values): Use option_enabled.
7965 (default_pch_valid_p): Check cl_options[] when looking for something
7966 that has changed the value of target_flags.
7967 * c.opt: Remove documentation from top of file.
7968 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
7969 * doc/sourecebuild.texi: Refer to the new options documentation
7970 instead of c.opt. Document machine-specific .opt files.
7971 * doc/tm.texi (target_flags): Say that this variable is declared
7973 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
7974 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
7976 * doc/options.texi: New file.
7978 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
7981 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
7984 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
7987 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
7988 temporary variable of pointer type if an lvalues is required.
7989 (gimplify_modify_expr_rhs): Request an rvalue from it.
7990 (gimplify_expr): Pass fallback on.
7992 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7994 * cfgbuild.c: Update comments.
7996 2005-03-14 Roger Sayle <roger@eyesopen.com>
7998 PR rtl-optimization/17236
7999 * optabs.c (expand_doubleword_mult): New helper function split out
8000 from expand_binop. Permute the order in which instructions are
8001 emitted to minimize the number of simultaneously live registers.
8002 (expand_binop): Call expand_doubleword_mult to synthesize a double
8003 word multiplication.
8005 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8007 * basic-block.h: Update the prototypes of cached_make_edge and
8009 * cfg.c (cached_make_edge): Take edge_cache representing one
8010 row of the adjacency matrix of edges.
8011 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
8012 (make_edges): Initialize edge_cache to represent one row of
8013 the adjacency matrix of edges.
8015 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8017 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
8019 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
8020 Remove unused removed_phis variable.
8021 (conditional_replacement): Use build1/build2.
8022 (abs_replacement): Use last_and_only_stmt and build1/build2.
8024 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8026 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
8027 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
8028 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
8029 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
8030 * c-common.c (handle_novops_attribute): New function.
8031 (c_common_attribute_table): Add "no vops" entry.
8032 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
8033 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
8034 * tree-ssa-operands.c (get_call_expr_operands): Do not
8035 create virtual operands for calls with ECF_NOVOPS flag.
8036 * tree.h (DECL_IS_NOVOPS): New macro.
8037 (struct tree_decl): Add novops_flag.
8038 (ECF_NOVOPS): New constant.
8040 2005-03-14 Uros Bizjak <uros@kss-loka.si>
8043 * config/i386/i386.c (x86_use_himode_fiop): New.
8044 (x86_use_simode_fiop): Rename from x86_use_fiop.
8045 * config/i386/i386.h (x86_use_himode_fiop): Declare.
8046 (TARGET_USE_HIMODE_FIOP): New.
8047 (x86_use_simode_fiop): Rename from x86_use_fiop.
8048 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
8050 * config/i386/i386.md (X87MODEI12): New mode macro define.
8051 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
8052 to implement x87 FP compare with HImode input operands.
8053 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
8054 Use X87MODEI12 mode macro to handle HImode input operands.
8055 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
8056 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
8057 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
8058 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
8059 macro to implement x87 operators with HImode input operands.
8060 (fop splitters): Use X87MODEI12 mode macro to handle HImode
8063 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8065 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
8067 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
8068 constants invariant.
8070 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
8072 * basic-block.h (BB_VISITED): Removed.
8073 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
8075 2005-03-14 Falk Hueffner <falk@debian.org>
8078 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
8080 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8082 * ggc-zone.c: Fix comment typos.
8084 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8085 stringpool.c, config/mips/mips-protos.h: Update copyright.
8087 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8089 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8090 throughout with its typedef, "rtx".
8091 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8092 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8093 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8094 regs in comment to match code.
8096 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8098 * except.c (check_handled): Make it static.
8099 * except.h: Remove the corresponding prototype.
8101 * function.c (get_func_frame_size): Make it static.
8102 * function.h: Remove the corresponding type.
8104 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8106 * hard-reg-set.h: Remove the corresponding declarations.
8108 * tree-cfg.c (verify_stmts): Check that
8109 bb_for_stmt (stmt) == bb for every PHI node and statement.
8111 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8113 * config.gcc: Remove excess indentation.
8114 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8116 2005-03-13 Roger Sayle <roger@eyesopen.com>
8119 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8120 * fold-const.c (fold_sign_changed_comparison): Likewise.
8121 (fold_binary): Optimize comparisons against widened operands if
8122 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8124 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8126 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8127 (sparc_override_options): Initialize it.
8128 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8130 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8132 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8133 (reg_or_none500mem_operand): New predicate.
8134 (zero_reg_mem_operand): New predicate.
8135 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8136 to reg_or_none500mem_operand.
8137 (extendsfdf2_fpr): Add MEM alternative.
8138 (extenddftf2_internal): Change operand2 predicate to
8139 zero_reg_mem_operand.
8141 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8143 * ggc-zone.c: Rewritten.
8145 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8147 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8148 * config.in: Regenerated.
8149 * configure: Regenerated.
8150 * gengtype.c (write_types_process_field, write_func_for_structure):
8151 Pass new argument to gt_pch_note_object.
8152 * ggc-common.c (struct ptr_data): Add TYPE.
8153 (gt_pch_note_object): Take TYPE argument and save it.
8154 (call_count): Update call to ggc_pch_count_object.
8155 (call_alloc): Update call to ggc_pch_alloc_object.
8156 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8158 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8159 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8160 (ggc_alloc_zone_stat): Delete.
8161 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8162 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8163 (ggc_pch_alloc_object): Update prototypes.
8164 (garbage_zone): Delete.
8165 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8166 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8168 (tree_id_zone): New variable.
8169 (ggc_alloc_cleared_zone): Remove unused.
8170 (ggc_alloc_zone): Define.
8171 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8172 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8173 ggc_alloc_zone_stat.
8174 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8175 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8176 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8177 (make_node_stat): Likewise. Use tree_id_zone.
8179 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8180 Joseph S. Myers <joseph@codesourcery.com>
8182 * configure.ac: Check for MIPS TLS.
8183 * configure: Regenerated.
8184 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8185 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8186 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8187 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8188 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8189 (mips_classify_symbol, mips_symbolic_constant_p)
8190 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8191 (mips_tls_operand_p, mips_call_tls_get_addr)
8192 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8193 (mips_tls_symbol_ref_1): New functions.
8194 (mips_legitimize_address, mips_legitimize_const_move): Call
8195 mips_legitimize_tls_address.
8196 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8198 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8199 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8200 (mips_char_to_class): Document V1_REG.
8201 (HAVE_AS_TLS): Provide default.
8202 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8204 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8206 (tls_get_tp_<mode>): New instruction.
8208 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8210 * configure.ac: Update checks for target tools.
8211 * configure: Regenerated.
8213 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8215 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8217 2005-03-13 Roger Sayle <roger@eyesopen.com>
8219 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8220 more classes of DImode multiplication by constant. Allow both
8221 multiplication by small negative constants (by performing a
8222 multiplication by a positive constant and negating the result) and
8223 multiplications by large powers of two, by using a left shift.
8225 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8227 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8228 of basic blocks into work_stack.
8230 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8231 config/mips/vr.h: Update copyright.
8233 * c-decl.c (c_init_decl_processing): Remove useless calls to
8234 build_function_type.
8236 * builtins.c (fold_trunc_transparent_mathfn,
8237 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8238 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8239 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8240 fold_builtin_strcpy, fold_builtin_strncpy,
8241 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8244 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8247 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8248 variable determinant.
8250 * tree-cfg.c (group_case_labels): Remove local variable type.
8252 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8255 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8258 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8261 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8262 (*movmemqi_insn): Delete.
8263 (*movmemhi): Delete.
8265 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8267 * builtins.c (fold_builtin_classify): Take decomposed
8268 arguments of CALL_EXPR.
8269 (fold_builtin_1): Update a call to fold_builtin_classify.
8271 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8274 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8275 through into call to parser_xref_tag after parse error.
8276 (c_parser_struct_declaration): Consistently return NULL_TREE on
8279 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8281 * tree-flow-inline.h (ref_contains_array_ref): New function.
8282 (lookup_subvars_for_var): Ditto.
8283 (get_subvars_for_var): Ditto.
8284 (var_can_have_subvars): Ditto.
8286 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8287 (struct subvar): New type.
8289 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8291 * tree-optimize.c (init_tree_optimization_passes): Call
8292 pass_create_structure_vars.
8294 * tree-ssa-alias.c: Include vec.h.
8295 (init_alias_info): Don't auto-clear call clobbered on struct-field
8297 (compute_flow_insensitive_aliasing): Handle subvars.
8298 (group_aliases): Handle STRUCT_FIELD aliases.
8299 (setup_pointers_and_addressables): Ditto.
8300 Don't mark variables non-addressable if they still have
8301 addressable subvars.
8302 Also mark subvars addressable when the real variable is marked
8304 (add_pointed_to_var): Try to prune the pointed-to set by only
8305 pointing to subvars when possible.
8306 Otherwise, make sure we set addresses_needed and pt_vars to
8307 properly include subvars.
8308 (bitpos_of_field): New function.
8309 (push_fields_onto_fieldstack): Ditto.
8310 (get_or_create_used_part_for): Ditto.
8311 (create_overlap_variables_for): Ditto.
8312 (find_used_portions): Ditto.
8313 (create_structure_vars): Ditto.
8314 (pass_create_structure_vars): New structure.
8316 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8317 (get_expr_operands): Handle subvars. Also try to turn
8318 COMPONENT_REF accesses into must-defs now that we can accurately
8320 (note_addressable): Try to only mark as addressable those subvars
8321 we know a COMPONENT_REF touches.
8322 (overlap_subvar): New function.
8324 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8325 Handle subvar storing.
8326 (vect_address_analysis): Update caller of vect_object_analysis.
8328 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8330 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8331 (STMT_VINFO_SUBVARS): New macro.
8333 * common.opts: add flag_tree_salias.
8335 * opts.c (decode_options): flag_tree_salias defaults to on.
8337 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8339 * doc/tree-ssa.texi: Document structural alias analysis.
8341 2005-03-12 Steven Bosscher <stevenb@suse.de>
8343 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8344 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8345 * tree-ssa-operands.c (get_expr_operands): Likewise.
8346 (get_expr_operands): Likewise for ERROR_MARK.
8348 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8350 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8353 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8356 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8357 (mark_operand_necessary): Remove local variable ver.
8359 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8360 variable prefix_len.
8362 * value-prof.c (mod_subtract_transform): Remove local variable
8365 * builtins.c (fold_builtin_exponent): Take decomposed
8366 arguments of CALL_EXPR.
8367 (fold_builtin_1): Update a call to fold_builtin_exponent.
8369 * builtins.c (fold_builtin_logarithm): Take decomposed
8370 arguments of CALL_EXPR.
8371 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8373 * c-decl.c (c_init_decl_processing): Remove local variables
8374 ptr_ftype_void and ptr_ftype_ptr.
8376 * gimplify.c (gimplify_expr): Remove local variables r0 and
8379 * reg-stack.c (move_for_stack_reg): Remove local variable
8381 (compare_for_stack_reg): Remove local variable flags_user.
8382 (convert_regs_1): Remove local variable deleted.
8384 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8386 (combine_blocks): Remove local variables exits and new_e.
8388 * tree-inline.c (expand_call_inline): Remove local variable
8391 * tree-ssa-live.c (create_ssa_var_map,
8392 calculate_live_on_entry): Remove local variable snn.
8394 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8396 * c-lex.c (c_lex_with_flags): Add parameter to call to
8399 2005-03-11 Per Bothner <per@bothner.com>
8401 * c-tree.h (struct c_declarator): New id_loc field.
8402 * c-pragma.h (c_lex_with_flags): Take position reference.
8403 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8404 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8405 (c_lex): Pass dummy location to c_lex_with_flags.
8406 * c-parser.c (c_lex_one_token): Set c_token's location using
8407 c_lex_with_flags, instead of input_location, which might be "ahead".
8408 (c_parser_direct_declarator): Set declarator's id_loc from
8410 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8411 declarator's id_loc, rather than probably-imprecise input_location.
8412 (build_id_declarator): Initialize c_declarator's id_loc field.
8414 2005-03-11 Roger Sayle <roger@eyesopen.com>
8417 * builtins.c (expand_builtin_signbit): Force the signbit's word
8418 into an integer register to avoid SUBREGs of floating point modes.
8420 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8422 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8423 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8424 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8425 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8427 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8429 PR rtl-optimization/20306
8430 * expr.c (emit_move_complex): Set try_int false if mode is
8431 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8432 emit_block_move if try_int is true.
8434 2005-03-11 Richard Henderson <rth@redhat.com>
8437 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8438 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8441 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8443 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8444 (TARGET_FIX_VR4130): New macro.
8445 (TARGET_OPTIONS): Add -mfix-vr4130.
8446 (ISA_HAS_MACCHI): New macro.
8447 (ASM_SPEC): Add -mfix-vr4130.
8448 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8449 (override_options): Handle mips_fix_vr4130_string.
8450 (mips_avoid_hazards): Clear all_noreorder_p
8451 if we're working around VR4130 errata and the macc alternatives
8453 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8454 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8455 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8456 (MULTILIB_DEFAULTS): Remove leading "march=".
8457 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
8458 if no architecture option is given.
8459 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8461 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8462 * doc/invoke.texi: Document -mfix-vr4130.
8464 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8466 * config/mips/mips.c (override_options): Only warn about -mint64
8467 deprecation if TARGET_INT64.
8469 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8471 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8472 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8473 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8474 are non-specific regarding the nonnull parameter positions.
8475 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8476 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8477 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8478 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8480 * builtins.def: Use the non-specific "nonnull" attibute lists.
8482 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8484 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8485 single_pred_edge, single_succ, single_pred): Improve comments.
8487 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8489 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8490 single_pred_edge, single_succ, single_pred): New inline functions.
8491 * bb-reorder.c (rotate_loop, find_traces_1_round,
8492 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8493 duplicate_computed_gotos): Use the single_succ/pred functions.
8494 * cfganal.c (forwarder_block_p): Ditto.
8495 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8496 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8497 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8498 merge_seq_blocks): Ditto.
8499 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8500 * cfglayout.c (fixup_reorder_chain): Ditto.
8501 * cfgloop.c (mark_single_exit_loops, update_latch_info,
8502 canonicalize_loop_headers, verify_loop_structure): Ditto.
8503 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8504 mfb_update_loops, create_preheader, force_single_succ_latches,
8505 create_loop_notes): Ditto.
8506 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8507 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8508 commit_one_edge_insertion, purge_dead_edges,
8509 cfg_layout_can_merge_blocks_p): Ditto.
8510 * except.c (sjlj_emit_function_enter): Ditto.
8511 * flow.c (init_propagate_block_info): Ditto.
8512 * function.c (thread_prologue_and_epilogue_insns): Ditto.
8513 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8514 insert_insn_end_bb): Ditto.
8515 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8516 find_if_case_2): Ditto.
8517 * lambda-code.c (perfect_nestify): Ditto.
8518 * lcm.c (optimize_mode_switching): Ditto.
8519 * loop-doloop.c (doloop_modify): Ditto.
8520 * loop-init.c (loop_optimizer_init): Ditto.
8521 * loop-iv.c (simplify_using_initial_values): Ditto.
8522 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8523 * loop-unswitch.c (unswitch_loop): Ditto.
8524 * modulo-sched.c (generate_prolog_epilog): Ditto.
8525 * predict.c (combine_predictions_for_insn, estimate_probability,
8526 tree_estimate_probability, last_basic_block_p,
8527 estimate_bb_frequencies): Ditto.
8528 * profile.c (branch_prob): Ditto.
8529 * regrename.c (copyprop_hardreg_forward): Ditto.
8530 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8531 * tracer.c (layout_superblocks): Ditto.
8532 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8533 cfg_remove_useless_stmts_bb, cleanup_control_flow,
8534 cleanup_control_expr_graph, disband_implicit_edges,
8535 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8536 tree_verify_flow_info, tree_make_forwarder_block,
8537 tree_forwarder_block_p, remove_forwarder_block,
8538 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8539 * tree-if-conv.c (tree_if_conversion): Ditto.
8540 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8541 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8542 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8543 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8544 copy_loop_headers): Ditto.
8545 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8546 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8547 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8548 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8549 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8550 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8551 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8552 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8553 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8554 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8555 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8556 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8557 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8558 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8559 slpeel_add_loop_guard): Ditto.
8561 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
8563 PR tree-optimization/15784
8564 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8567 * stmt.c (expand_case): Don't change index_type. Convert minval
8570 PR tree-optimization/20130
8571 * fold-const.c (fold): Fold x * -1 into -x.
8573 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
8575 PR rtl-optimization/20331
8576 * rtlanal.c (modified_between_p): Check its address first for MEM.
8577 (modified_in_p): Likewise.
8579 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
8581 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
8583 2005-03-10 Steven Bosscher <stevenb@suse.de>
8585 * expr.c (expand_expr_real_1): If possible, use a conditional
8586 move for expanding MIN_EXPR and MAX_EXPR.
8587 Use temp for moving around rtx-en.
8589 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
8592 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
8595 2005-03-10 Roger Sayle <roger@eyesopen.com>
8597 * builtins.c (expand_builtin_signbit): Extend to handle floating
8598 point modes wider than the largest integer type, using the
8599 operand_subword_force function to obtain the signbit's word.
8601 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8604 * combine.c (try_combine): If recog_for_combine added CLOBBERs
8605 to NEWI2PAT, fail to combine if they are used by NEWPAT.
8607 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
8609 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
8611 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
8613 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
8615 (perform_edge_inserts): Unconditionally call
8616 free_dominator_info.
8618 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
8620 2005-03-10 Bob Wilson <bob.wilson@acm.org>
8622 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
8624 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
8626 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
8628 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
8630 (rtl_register_value_prof_hooks,
8631 tree_value_profile_transformations,
8632 tree_register_value_prof_hooks): Likewise.
8633 * var-tracking.c (stack_adjust_offset_pre_post,
8634 variable_htab_free, variable_union, dataflow_set_different_2,
8635 count_uses, variable_was_changed, set_frame_base_location,
8636 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
8637 vt_add_function_parameters): Likewise.
8638 * varasm.c (named_section_real, named_section, make_decl_rtl,
8639 asm_emit_uninitialised, assemble_integer, decode_addr_const,
8640 const_hash_1, compare_constant, copy_constant, force_const_mem,
8641 output_constant_pool_2, output_constant_pool_1, output_constant,
8642 output_constructor, make_decl_one_only, decl_tls_model,
8643 default_no_named_section, default_elf_select_section_1,
8644 default_unique_section_1): Likewise.
8645 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
8646 * vmsdbgout.c (addr_const_to_string): Likewise.
8649 * function.c (struct assign_parm_data_one): Remove last_named
8651 (assign_parm_find_data_types): Don't determine last_named.
8652 Reorder named_parm determination.
8653 (assign_parms): Only setup varargs on the last non-varadic
8656 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
8658 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
8659 sda base address on medium model.
8661 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
8663 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
8664 * cfgloop.c (flow_loop_nodes_find): Export.
8665 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
8667 * cfgloopmanip.c (fix_loop_structure): New function.
8668 * predict.c (predict_loops): Clean up the loops information.
8669 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
8670 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
8672 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
8673 (rewrite_into_loop_closed_ssa): Declaration changed.
8674 * tree-loop-linear.c (linear_transform_loops): Add argument to
8675 rewrite_into_loop_closed_ssa call.
8676 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8677 * tree-ssa-loop-im.c (move_computations): Ditto.
8678 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
8679 * tree-vectorizer.c (vectorize_loops): Ditto.
8680 * tree-optimize.c: Include cfgloop.h.
8681 (execute_todo): Choose whether to call cleanup_tree_cfg or
8682 cleanup_tree_cfg_loop.
8683 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
8684 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
8685 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
8686 cleanup_tree_cfg_loop call.
8687 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
8688 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
8689 work on part of cfg.
8691 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8694 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
8695 with multiple alternatives.
8697 * stmt.c (parse_output_constraint): Fix a typo.
8699 2005-03-09 Bob Wilson <bob.wilson@acm.org>
8701 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
8702 assembly directive instead of deprecated "no-generics".
8704 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
8706 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8707 for non-offsettable memory references to cope with outstanding reload
8709 * config/s390/s390.md ("reload_outti"): Call find_replacement to
8710 avoid losing outstanding address reloads.
8711 ("reload_outdi", "reload_outdf"): Likewise.
8713 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8715 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
8716 code. Add more cbrt transformations.
8718 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8720 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
8722 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
8724 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
8725 NULL_TREE when a given tree is not simplified.
8726 (fold): Return the original tree when any of the functions
8727 mentioned above NULL_TREE.
8729 * fold-const.c (fold_unary, fold_binary): Take decomposed
8730 arguments, code, type, op0, and op1 in case of fold_binary.
8731 (fold): Update calls to fold_unary and fold_binary.
8733 2005-03-09 Roger Sayle <roger@eyesopen.com>
8735 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
8736 a fndecl and an arglist instead of a CALL_EXPR, exp.
8738 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
8740 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
8742 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
8744 * expr.c (expand_assignment): Remove orig_to_rtx.
8746 * fold-const.c (int_const_binop): Remove no_overflow.
8748 * ifcvt.c (noce_emit_move_insn): Remove inmode.
8750 * loop-iv.c (get_biv_step_1): Remove lhs.
8752 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
8754 * real.c (real_nan): Remove neg.
8756 * function.c (thread_prologue_and_epilogue_insns): Remove i
8759 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
8762 * tree-eh.c (tree_could_trap_p): Remove idx.
8764 * tree-into-ssa.c (ann): Remove ann.
8766 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
8768 * tree-sra.c (decide_block_copy): Remove inst_count.
8770 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
8772 * tree-ssa-loop-im.c (lhs): Remove.
8774 * cfgbuild.c (state, STATE, SET_STATE,
8775 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
8777 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
8778 (find_basic_blocks): Set the state of each basic block to
8781 2005-03-08 Jeff Law <law@redhat.com>
8783 * tree-cfg.c (cleanup_control_flow): If removal of a computed
8784 goto results in the removal of edges in the CFG, then we need
8785 to recompute dominators.
8787 2005-03-09 Ben Elliston <bje@au.ibm.com>
8789 * c-common.c (c_do_switch_warnings): Comment fix.
8791 2005-03-08 Julian Brown <julian@codesourcery.com>
8793 * Patch from 2005-03-08 reverted for causing regressions and
8794 ppc-darwin bootstrap failure.
8796 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
8798 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
8799 Define the real function for ppc-darwin.
8800 * c-typeck.c (convert_arguments): Check for target-specific
8801 invalid argument call to unprototyped function.
8802 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8804 * target.h (invalid_arg_for_unprototyped_fn): New field
8806 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
8807 default target hook.
8808 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
8811 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8813 * c-typeck.c (constructor_stack, constructor_range_stack,
8814 initializer_stack): Make them static.
8816 * cfg.c (rbi_pool): Make it static.
8818 * gimple-low.c (lower_stmt_body): Make it static.
8819 * tree-flow.h: Remove the corresponding prototype. Don't
8822 * sched-deps.c (cache_size): Make it static.
8824 * stor-layout.c (lang_adjust_rli): Make it static.
8826 2005-03-08 Julian Brown <julian@codesourcery.com>
8828 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8829 from being used for symbols with vague linkage when
8830 HAVE_GAS_COMDAT_GROUP is true.
8832 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
8834 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
8835 nlabel == JUMP_LABEL (jump).
8837 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8839 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
8840 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
8841 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
8842 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
8844 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
8847 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
8848 * c-common.c (handle_returns_twice): New function.
8849 (c_common_attribute_table): Declare eturns_twice' attribute.
8850 * doc/extend.texi: Document eturns_twice' attribute.
8851 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
8852 (struct tree_decl): Add returns_twice_flag.
8854 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8856 * tree-ssa-phiopt.c: Fix a comment typo.
8858 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
8859 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
8860 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
8863 2005-03-08 Richard Henderson <rth@redhat.com>
8865 * config/alpha/alpha.c (code_for_builtin): Replace special-case
8866 builtin codes with ctzdi2, clzdi2, popcountdi2.
8867 (struct alpha_builtin_def): Add is_const.
8868 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
8869 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
8870 (alpha_init_builtins): Init them. Set nothrow and const attributes
8872 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
8873 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
8874 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
8875 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
8876 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
8877 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
8878 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
8879 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
8880 (TARGET_FOLD_BUILTIN): New.
8881 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
8882 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
8884 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
8886 2005-03-08 Ira Rosen <irar@il.ibm.com>
8888 PR tree-optimization/20122
8889 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
8890 condition of access function instead of base.
8892 2005-03-07 Jeff Law <law@redhat.com>
8893 Steven Bosscher <stevenb@suse.de>
8895 * tree-cfg.c (find_taken_edge_computed_goto): New function.
8896 (find_taken_edge): Call find_taken_edge_computed_goto as
8897 appropriate. Allow any gimple invariant rather than just
8898 INTEGER_CST for VAL.
8899 (cleanup_control_flow): Cleanup a computed goto which has turned
8901 (tree_merge_blocks): If block B has any forced labels, move
8902 them to the start of block A.
8903 * tree-ssa-dom.c (thread_across_edge): Allow threading across
8904 computed gotos as well.
8905 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
8906 removal of unnecessary computed gotos too.
8907 (lookup_redirection_data): Fix type of INSERT argument. Callers
8910 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8912 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
8913 Remove trailing spaces.
8915 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
8916 unshare_all_trees): Make them static.
8917 * tree-gimple.h: Remove the corresponding prototypes.
8919 * diagnostic.h: Remove unused prototype
8920 debug_output_buffer.
8921 * modulo-sched.c: Remove unused prototype
8922 set_row_column_for_ps.
8924 * tree-ssa-phiopt.c (tree_ssa_phiopt,
8925 replace_phi_edge_with_variable): Remove unused variable i.
8927 2005-03-07 Per Bothner <per@bothner.com>
8929 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
8931 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
8934 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
8935 bbs on the COND_EXPR instead of the PHI_NODEs.
8936 (candidate_bb_for_phi_optimization): Remove.
8937 (replace_phi_with_stmt): Rename to ...
8938 (replace_phi_edge_with_variable): this and change so that we
8939 replace the phi argument instead of removing the PHI.
8940 (conditional_replacement): Change so we deal with PHI with more
8942 (value_replacement): Likewise.
8943 (abs_replacement): Likewise.
8945 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
8947 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
8948 output_e500_flip_gt_bit.
8950 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
8952 (rs6000_generate_compare): Fix logic to look at the correct bits.
8953 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
8955 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
8956 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
8957 gen_move_from_CR_gt_bit.
8959 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
8960 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
8961 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
8963 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
8964 (E500_CR_IOR_COMPARE): New constant.
8966 2005-03-08 Earl Chew <earl_chew@agilent.com>
8967 David Billinghurst <David.Billinghurst@riotinto.com>
8969 * config/i386/host-cygwin.c: New file to support precompiled
8971 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
8972 * config.host: Use above files for cygwin host.
8974 2005-03-07 David Edelsohn <edelsohn@gnu.org>
8976 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
8977 ordering ops from earlier change.
8979 2005-03-07 Per Bothner <per@bothner.com>
8981 Various fixes to allow us to again build if --enable-mapped-location:
8982 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
8983 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
8984 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
8985 local variable loc. Change logic appropriately.
8986 * tree-vect-transform.c (vect_finish_stmt_generation): Use
8987 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
8988 * c-parser.c (c_parser_for_statement): Initialize loc variable.
8989 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
8990 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
8992 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
8994 PR rtl-optimization/19683
8995 * reload1.c (choose_reload_regs): Pass the number of bits, not the
8996 number of bytes, to smallest_int_for_mode. Fix arguments to
8997 REG_CANNOT_CHANGE_MODE_P.
8999 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9001 * reorg.c (relax_delay_slots): Check that the jump is
9002 conditional before trying to invert it.
9004 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9006 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
9009 * calls (stack_arg_under_construction): Make it static.
9011 * flow.c (regs_live_at_setjmp): Make it static.
9012 * flow.h: Remove the corresponding prototype.
9014 * reload1.c (reload_startobj, reload_firstobj,
9015 something_needs_operands_changed, reload_inherited,
9016 reload_inheritance_insn, reload_override_in,
9017 reload_spill_index): Make them static.
9019 * recog.c (verify_changes): Make it static.
9020 * recog.h: Remove the corresponding prototype.
9022 * cfgbuild.c (find_sub_basic_blocks): Remove.
9023 * basic-block.h: Remove the corresponding prototype.
9024 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
9026 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
9028 * tree-ssa-operands.c (check_build_stmt): Remove.
9030 * stor-layout.c (set_alignment): Remove.
9031 * tree.h: Remove the corresponding prototype.
9033 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
9035 * tree-ssa-dce.c (control_dependence_map,
9036 visited_control_parents): Make them static.
9038 * cfghooks.c (verify_flow_info): Remove local variable
9041 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
9044 * loop-unswitch.c (unswitch_loop): Remove local variable src.
9046 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
9048 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
9050 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
9052 * config/ia64/hpux.h (LINK_SPEC): Add -z.
9053 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
9054 PARALLEL for an empty structure.
9056 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
9058 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
9060 * fold-const.c (fold_binary): Unroll the very first "for"
9063 2005-03-06 David Edelsohn <edelsohn@gnu.org>
9065 * config/rs6000/predicates.md (branch_comparison_operator): Remove
9066 redundant match_code test.
9067 (scc_comparison_operator): Swap match_operand and match_code
9069 (branch_positive_comparison_operator): Same.
9070 (trap_comparison_operator): Use comparison_operator and swap with
9073 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
9076 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
9077 (out_movhi_r_mr): Read low byte of volatile MEM first.
9078 (out_movhi_mr_r): Write high byte of volatile MEM first.
9080 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9082 * cselib.c (reg_values, reg_values_size): Make them static.
9084 * cse.c (cse_reg_info_table): Make it static.
9086 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9088 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9090 * cse.c (find_best_addr): Use canon_for_address.
9092 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9094 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9095 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9096 SUBREG and MEM, respectively.
9098 * fold-const.c (fold_binary): Use code instead of t.
9100 * fold-const.c (optimize_minmax_comparison): Take decomposed
9101 arguments code, type, op0, and op1 instead of t.
9102 (fold_binary): Update a call to optimize_minmax_comparison.
9104 * fold-const.c (fold_range_test): Take decomposed arguments
9105 code, type, op0, and op1 instead of t.
9106 (fold_binary): Update a call to fold_range_test.
9108 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9109 decomposed arguments code, type, op0, and op1 instead of t.
9110 (fold_binary): Update a call to fold_range_test.
9112 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9114 * fold-const.c (fold_binary): Avoid directly using the original
9115 expression t as much as possible.
9117 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9119 * c-semantics.c (build_stmt): Use TYPE_P instead of
9120 IS_NON_TYPE_CODE_CLASS.
9121 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9122 (NON_TYPE_CHECK): Use TYPE_P instead of
9123 IS_NON_TYPE_CODE_CLASS.
9125 * fold-const.c (fold): Remove handling of binary expressions.
9127 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9129 * doc/c-tree.texi: Wrap comments in @r{}.
9130 * doc/cpp.texi: Likewise.
9131 * doc/cppinternals.texi: Likewise.
9132 * doc/extend.texi: Likewise.
9133 * doc/md.texi: Likewise.
9134 * doc/objc.texi: Likewise.
9135 * doc/sourcebuild.texi: Likewise.
9136 * doc/tm.texi: Likewise.
9139 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9141 * predict.c (apply_return_prediction): Standardize PHI chain
9143 * tree-ssa.c (ssa_redirect_edge): Likewise.
9145 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9146 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9149 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9150 * tree-flow.h: Adjust the prototype for remove_phi_node.
9151 * lambda-code.c (perfect_nestify): Adjust a call to
9154 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9155 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9157 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9158 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9159 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9160 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9162 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9163 of GEN_INT (trunc_int_for_mode (...)).
9164 * loop-iv.c (iv_number_of_iterations): Likewise.
9165 * postreload.c (reload_cse_move2add): Likewise.
9166 * simplify-rtx.c (simplify_const_unary_operation,
9167 simplify_const_binary_operation): Likewise.
9168 * stor-layout.c (get_mode_bounds): Likewise.
9170 * fold-const.c (fold_binary): New.
9171 (fold): Call fold_binary on binary expressions.
9173 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9175 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9176 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9177 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9178 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9179 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9181 2005-03-04 Devang Patel <dpatel@apple.com>
9183 PR tree-optimization/18815
9184 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9185 loops with zero exit edges.
9187 2005-03-04 Devang Patel <dpatel@apple.com>
9189 * doc/invoke.texi: Remove reference to webpage that does not exist.
9191 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9192 Joseph S. Myers <joseph@codesourcery.com>
9195 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9196 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9197 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9198 * pa.c (get_plabel): Change argument to symbol_ref. Call
9199 maybe_get_identifier instead of get_identifier.
9200 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9201 (struct deferred_plabel): Replace name field with symbol field.
9202 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9203 ASM_OUTPUT_EXTERNAL_REAL is defined.
9204 (output_global_address): Use output_addr_const for output of all
9206 (output_deferred_plabels): Use symbol_ref instead of name for address
9208 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9209 ASM_OUTPUT_SYMBOL_REF): New macros.
9210 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9212 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9215 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9217 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9218 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9220 2005-03-04 Jeff Law <law@redhat.com>
9222 * basic-block.h (rediscover_loops_after_threading): Declare.
9223 * tree-ssa-dom.c: Include cfgloop.h.
9224 (tree_ssa_dominator_optimize): Discover loops and some basic
9225 properties. Remove forwarder blocks recreated by loop header
9226 canonicalization. Also mark backedges in the CFG.
9227 * tree-ssa-threadupdate.c: Include cfgloop.h
9228 (rediscover_loops_after_threading): Define.
9229 (struct local_info): New field, JUMP_THREADED.
9230 (prune_undesirable_thread_requests): New function.
9231 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9232 then record that fact for the callers of redirct_edges.
9233 (thread_block): If BB has incoming backedges, then call
9234 prune_undesirable_thraed_requests. Note when we are
9235 going to have to rediscover loop information. Return a
9236 boolean indicating if any jumps were threaded.
9237 (thread_through_all_blocks): Bubble up boolean indicating
9238 if any jumps were threaded.
9239 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9240 (tree-ssa-threadupdate.o): Similarly.
9242 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9244 * fold-const.c (fold_ternary): Unroll the "for" loop to
9247 2005-03-04 Andrew Haley <aph@redhat.com>
9249 * unwind-dw2-fde-glibc.c (struct
9250 unw_eh_callback_data.check_cache): New field.
9251 (frame_hdr_cache): New.
9252 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9253 Cache frame header info.
9255 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9257 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9258 (print_c_condition): Declare.
9259 * read-rtl.c (ptr_loc): New structure.
9260 (ptr_locs, ptr_loc_obstack, joined_conditions)
9261 (joined_conditions_obstack): New variables.
9262 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9263 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9264 (join_c_conditions, print_c_condition): New functions.
9265 (apply_macro_to_string): Associate the new string with the same
9266 source location as the old one.
9267 (add_condition_to_string): Use join_c_conditions.
9268 (read_string): Use set_rtx_ptr_loc to record a filename and line
9269 number for the string.
9270 (read_rtx): Initialize the new variables above.
9271 * genattrtab.c (write_test_expr, write_attr_value): Use
9273 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9274 comment above the GCC_VERSION check.
9275 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9276 Inline the definition of MAYBE_EVAL.
9277 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9278 * genoutput.c (process_template): Likewise.
9279 * genpreds.c (write_predicate_subfunction): Likewise.
9280 (write_predicate_expr): Use print_c_condition.
9281 * genrecog.c (write_cond): Likewise.
9282 * gensupport.c (process_rtx): Use join_c_conditions to join the
9283 conditions of a define_insn_and_split. Record a source location
9284 for the string after the "&&".
9285 (alter_test_for_insn): Use join_c_conditions.
9287 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9290 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9291 PR tree-optimization/15784
9292 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9295 2005-03-04 Ben Elliston <bje@au.ibm.com>
9297 * gcc.c (option_map): Add --coverage.
9298 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9299 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9300 * config/darwin.h: Pass -lgcov for `coverage'.
9301 * doc/invoke.texi (Debugging Options): Document --coverage.
9303 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9305 * gcse.c (bypass_block): Use find_edge wherever possible.
9307 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9311 * c-opts.c (c_common_parse_file): Call start_source_file
9312 and end_source_file at the approriate times.
9314 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9315 the main file, it will be done for us now.
9317 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9319 * fold-const.c (fold_ternary): New.
9320 (fold): Call fold_ternary on ternary expressions. Remove
9321 handling of ternary expressions.
9323 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9325 PR tree-optimization/15784
9326 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9329 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9331 * config/rs6000/predicates.md (branch_comparison_operator):
9332 Convert from C block to conditional format.
9334 2005-03-03 Jan Hubicka <jh@suse.cz>
9336 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9337 and non-constant public variables.
9339 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9341 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9344 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9347 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9348 calls to release_ssa_name and release_phi_node.
9350 * fold-const.c (fold): Remove handling of unary expressions.
9352 * fold-const.c (fold_unary): Avoid directly using the original
9353 expression t as much as possible.
9355 2005-03-03 Roger Sayle <roger@eyesopen.com>
9356 Andrew Pinski <pinskia@physics.uc.edu>
9358 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9359 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9361 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9363 Describe special registers SRP and MOF as allocatable registers.
9364 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9365 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9366 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9367 TARGET_HAS_MUL_INSNS.
9368 (cris_print_operand) <case 'd'>: New case.
9369 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9370 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9372 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9373 (REG_ALLOC_ORDER): Update for MOF.
9374 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9376 (GENERAL_REGS): No longer a define of ALL_REGS.
9377 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9378 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9380 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9381 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9382 (SECONDARY_RELOAD_CLASS): Define.
9383 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9384 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9385 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9386 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9387 (REGISTER_MOVE_COST): Define.
9388 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9389 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9390 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9391 (CRIS_MOF_REGNUM): New define_constants.
9392 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9394 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9396 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9397 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9398 Adjust for MOF being properly described as a register.
9399 (indir_to_reg_split): Name this split. Conditionalize on the
9400 destination register being a general register.
9401 (movei): Conditionalize on on operands 0 and 1 having the same
9404 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9407 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9408 -mcpu to override any other explicitly given flags.
9410 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9412 * recog.c (verify_changes, confirm_change_group): New functions,
9413 broken out of apply_change_group.
9414 (apply_change_group): Use them.
9415 * recog.h (verify_change, confirm_change_group): Declare.
9416 * rtl.h (redirect_jump_2): Declare.
9417 * jump.c (redirect_exp, invert_exp): Delete.
9418 (invert_exp_1): Take second parameter. Return value. Changed caller.
9419 (redirect_jump_2): New function, broken out of redirect_jump.
9420 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9421 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9422 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9424 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9426 * varasm.c (named_section): Use xstrdup rather than doing it by
9429 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9431 2005-03-02 Devang Patel <dpatel@apple.com>
9433 Undo PR tree-optimization/18815 fix.
9435 2005-03-02 Devang Patel <dpatel@apple.com>
9437 PR tree-optimization/18815
9438 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9439 loops with zero exit edges.
9441 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9443 * cfg.c (connect_src, connect_dest, disconnect_src,
9444 disconnct_dest): New.
9445 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9446 redirect_edge_pred): Use the new functions.
9448 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9449 free_dominance_info only when needed.
9451 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9454 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9455 (reg_or_sub_cint64_operand): Same.
9457 2005-03-02 Jeff Law <law@redhat.com>
9459 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9460 CFG_ALTERED in the main DOM iteration loop.
9462 2005-03-02 Mark Mitchell <mark@codesourcery.com>
9465 * varasm.c (initializer_constant_valid_p): Allow conversions
9466 between OFFSET_TYPEs. Tidy.
9468 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
9470 * config/cris/cris.md ("return"): Remove epilogue delay list
9473 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
9475 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9477 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9479 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9481 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9482 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9483 config/m68k/m68k.c, config/mips/mips.h,
9484 config/rs6000/rs6000-protos.h, doc/contrib.texi,
9485 doc/include/gcc-common.texi: Update copyright.
9487 PR middle-end/18029 and PR middle-end/18030
9488 * expr.c (optimize_bitfield_assignment_op): Add a special case
9489 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9491 * fold-const.c (fold_unary): New.
9492 (fold): Call fold_unary on unary expressions.
9494 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
9496 * cgraph.h (struct cgraph_edge): Add prev_caller and
9498 (cgraph_node_remove_callees): Export.
9499 * cgraph.c (cgraph_create_edge): Initialize prev_caller
9501 (cgraph_edge_remove_callee): New function.
9502 (cgraph_edge_remove_caller): Likewise.
9503 (cgraph_remove_edge): Use.
9504 (cgraph_redirect_edge_callee): Likewise.
9505 (cgraph_node_remove_callees): New function.
9506 (cgraph_node_remove_callers): Likewise.
9507 (cgraph_remove_node): Use.
9508 * tree-optimize.c (tree_rest_of_compilation): Use
9509 cgraph_node_remove_callees instead of manual loop.
9510 * cgraphunit.c (cgraph_finalize_function): Likewise.
9511 (cgraph_expand_function): Likewise.
9512 (cgraph_remove_unreachable_nodes): Likewise.
9514 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
9517 * c-tree.h (undeclared_variable, build_external_ref): Add extra
9519 * c-decl.c (undeclared_variable): Take location as argument.
9520 * c-typeck.c (build_external_ref): Likewise.
9521 * c-parser.c (c_parser_postfix_expression): Pass location of
9522 identifier to build_external_ref.
9524 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9526 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9527 CCEQ mode for branch_positive_comparison_operator test.
9528 * config/rs6000/predicates (branch_comparison_operator): Revert to
9530 (scc_comparison_operator): Same.
9531 (branch_positive_comparison_operator): Same.
9533 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
9535 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9536 (cris_delay_slots_for_epilogue): Remove.
9537 (save_last): Move into cris_target_asm_function_epilogue.
9538 (cris_target_asm_function_epilogue): Remove tests for file being
9540 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9541 (cris_delay_slots_for_epilogue): Remove prototypes.
9542 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9543 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9545 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9547 * config/rs6000/predicates.md (branch_comparison_operator): Change
9548 to define_special_predicate.
9549 (scc_comparison_operator): Same.
9550 (branch_positive_comparison_operator): Same.
9552 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
9554 * Makefile.in (tree-ssa-sink.o): New.
9555 (OBJS-common): Add tree-ssa-sink.o.
9556 * common.opt: Add -ftree-sink
9557 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9558 * timevar.def (TV_TREE_SINK): new timevar.
9559 * tree-flow.h (is_hidden_global_store): Prototype.
9560 * tree-optimize.c (init_tree_optimization_passes): Add
9562 * tree-pass.h (pass_sink_code): New.
9563 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
9564 for non-obvious global store store to is_hidden_global_store, and
9565 call that new function.
9566 * tree-ssa-sink.c: New file.
9567 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
9568 * doc/passes.texi: Document forward store motion.
9569 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
9570 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
9571 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
9572 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
9574 2005-03-01 Per Bothner <per@bothner.com>
9576 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
9577 and we have a non-zero column-number, add it to the message.
9578 Also factor out the diagnostic_kind_text.
9580 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9582 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
9583 flow_loop_pre_header_scan, flow_loop_pre_header_find,
9584 flow_loop_scan): Removed.
9585 (flow_loop_dump): Do not dump removed fields.
9586 (flow_loop_free): Do not free removed fields.
9587 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
9588 (loop_exit_edge_p): New function.
9589 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
9590 num_pre_header_edges, entry_edges, num_entries, exit_edges,
9591 num_exits, exits_doms.
9592 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
9593 LOOP_EDGES, LOOP_ALL): Removed.
9594 (flow_loop_scan): Declaration removed.
9595 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
9596 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
9598 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
9599 (if_convert): Call flow_loops_find and flow_loops_free
9600 when calling mark_loop_exit_edges.
9601 * cfgloopanal.c (mark_loop_exit_edges): Moved from
9602 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
9603 free_dominance_info calls.
9604 * loop-init.c (flow_loops_find): Ditto.
9605 * passes.c (rest_of_handle_branch_prob): Ditto.
9606 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
9607 * loop-unroll.c (analyze_insns_in_loop): Do not use
9609 * predict.c (predict_loops): Do not call flow_loop_scan.
9610 Use get_loop_exit_edges.
9611 (tree_estimate_probability): Do not pass flags to flow_loops_find.
9612 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
9613 Do not use EDGE_LOOP_EXIT.
9614 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
9615 to bb_with_exit_edge_p.
9616 (if_convertible_loop_p): Do not call flow_loop_scan. Use
9617 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
9618 to bb_with_exit_edge_p.
9619 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
9621 * tree-loop-linear.c (linear_transform_loops): Do not call
9622 flow_loop_scan. Use loop->single_exit.
9623 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
9624 (vect_analyze_loop_form): Do not call flow_loop_scan.
9625 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
9627 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
9629 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
9630 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9631 slpeel_tree_duplicate_loop_to_edge_cfg,
9632 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
9633 Use loop_preheader_edge and loop->single_exit. Do not call
9636 2005-03-01 Nick Clifton <nickc@redhat.com>
9638 * config/arm/arm.c (thumb_find_work_register): Check all of the
9639 argument registers to see if they are free, and a couple of
9640 special cases where the last argument register but can be proved
9641 to be available during the function's prologue.
9642 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
9643 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
9644 thumb_unexpanded_epilogue): Use unsigned long as the type for the
9646 (thumb_compute_save_reg_mask): Likewise. Also use
9647 thumb_find_work_register() to ensure that there is agreement about
9648 which work register is going to be used in the prologue.
9649 (thumb_output_function_prologue): Use unsigned long as the type
9650 for the register bit-mask. Also delay pushing the link register if
9651 other high registers are going to be pushed.
9652 (thumb_compute_save_reg_mask, emit_multi_reg_push,
9653 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
9654 redundant prototypes.
9656 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
9659 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
9660 and after reload in REG+REG indexed addresses without REG_POINTER
9661 set in the base and not set in the index.
9663 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
9665 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
9666 Don't undefine here.
9667 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
9668 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
9669 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9670 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
9671 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
9673 * config.gcc (sh*-*-linux*): Use config/linux.h.
9675 2005-02-28 Dale Johannesen <dalej@apple.com>
9676 Stan Shebs <shebs@apple.com>
9678 Rewrite of 64-bit Darwin structure-by-value pass/return.
9679 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
9680 intoffset, use_stack, named.
9681 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
9682 (rs6000_darwin64_record_arg_advance_flush): New.
9683 (rs6000_darwin64_record_arg_advance_recurse): New.
9684 (rs6000_darwin64_record_arg_flush): New.
9685 (rs6000_darwin64_record_arg_recurse): New.
9686 (rs6000_darwin64_record_arg): New.
9687 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
9688 (function_arg_boundary): Handle 128-bit aligned structs.
9689 (function_arg_advance): Rewrite darwin64 struct handling.
9690 (function_arg): Call rs6000_darwin64_record_arg.
9691 (function_arg_partial_nregs): Handle darwin64 structs.
9692 (rs6000_darwin64_function_value): Remove.
9693 (rs6000_function_value): Call rs6000_darwin64_record_arg.
9695 2005-02-28 Roger Sayle <roger@eyesopen.com>
9697 PR tree-optimization/20216
9698 * tree-chrec.c (tree_fold_factorial): Delete.
9699 (tree_fold_binomial): Change argument list to take a return type
9700 and change the type of K to unsigned int. Rewrite to avoid explicit
9701 evaluation of factorials, and (recursively) calling fold to perform
9702 compile-time arithmetic. Return NULL on (internal) overflow.
9703 (chrec_evaluate): Change type of K to an unsigned int. Avoid
9704 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
9705 if any intermediate calculation overflows.
9706 (chrec_apply): Update call to chrec_evaluate.
9708 2005-02-28 James E Wilson <wilson@specifixinc.com>
9710 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
9712 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
9715 * c-parser.c (c_parser_compound_statement): Return error_mark_node
9716 instead of NULL_TREE on error.
9718 2005-02-28 David Edelsohn <edelsohn@gnu.org>
9720 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
9721 (EASY_VECTOR_15_ADD_SELF): Remove.
9722 (num_insns_constant_wide): Not static.
9723 (validate_condition_mode): Not static.
9724 (toc_relative_expr_p): Not static.
9725 (legitimate_indirect_address_p): Not static.
9726 (macho_lo_sum_memory_operand): Not static.
9727 (invalid_e500_subreg): Not static.
9728 (easy_vector_same): Not static.
9729 (easy_vector_splat_const): Not static.
9730 (RS6000_SYMBOL_REF_TLS_P): Remove.
9731 (any_operand): Delete.
9732 (any_parallel_operand): Delete.
9733 (count_register_operand): Delete.
9734 (altivec_register_operand): Delete.
9735 (xer_operand): Delete.
9736 (s8bit_cint_operand): Delete.
9737 (short_cint_operand): Delete.
9738 (u_short_cint_operand): Delete.
9739 (non_short_cint_operand): Delete.
9740 (exact_log2_cint_operand): Delete.
9741 (gpc_reg_operand): Delete.
9742 (cc_reg_operand): Delete.
9743 (cc_reg_not_cr0_operand): Delete.
9744 (reg_or_short_operand): Delete.
9745 (reg_or_neg_short_operand): Delete.
9746 (reg_or_aligned_short_operand): Delete.
9747 (reg_or_u_short_operand): Delete.
9748 (reg_or_cint_operand): Delete.
9749 (reg_or_arith_cint_operand): Delete.
9750 (reg_or_add_cint64_operand): Delete.
9751 (reg_or_sub_cint64_operand): Delete.
9752 (reg_or_logical_cint_operand): Delete.
9753 (got_operand): Delete.
9754 (got_no_const_operand): Delete.
9755 (easy_fp_constant): Delete.
9756 (easy_vector_constant): Delete.
9757 (easy_vector_constant_add_self): Delete.
9758 (zero_constant): Delete.
9759 (zero_fp_constant): Delete.
9760 (volatile_mem_operand): Delete.
9761 (offsettable_mem_operand): Delete.
9762 (mem_or_easy_const_operand): Delete.
9763 (add_operand): Delete.
9764 (non_add_cint_operand): Delete.
9765 (logical_operand): Delete.
9766 (non_logical_cint_operand): Delete.
9767 (mask_operand): Delete.
9768 (mask_operand_wrap): Delete.
9769 (mask64_operand): Delete.
9770 (mask64_2_operand): Delete.
9771 (and64_operand): Delete.
9772 (and64_2_operand): Delete.
9773 (and_operand): Delete.
9774 (reg_or_mem_operand): Delete.
9775 (lwa_operand): Delete.
9776 (symbol_ref_operand): Delete.
9777 (call_operand): Delete.
9778 (current_file_function_operand): Delete.
9779 (input_operand): Delete.
9780 (rs6000_nonimmediate_operand): Delete.
9781 (rs6000_tls_symbol_ref): Delete.
9782 (save_world_operation): Delete.
9783 (restore_world_operation): Delete.
9784 (load_multiple_operation): Delete.
9785 (store_multiple_operation): Delete.
9786 (vrsave_operation): Delete.
9787 (mfcr_operation): Delete.
9788 (mtcrf_operation): Delete.
9789 (lmw_operation): Delete.
9790 (stmw_operation): Delete.
9791 (branch_comparison_operator): Delete.
9792 (branch_positive_comparison_operator): Delete.
9793 (scc_comparison_operator): Delete.
9794 (trap_comparison_operator): Delete.
9795 (boolean_operator): Delete.
9796 (boolean_or_operator): Delete.
9797 (min_max_operator): Delete.
9798 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
9799 (EASY_VECTOR_15): Moved to here.
9800 (EASY_VECTOR_15_ADD_SELF): Move to here.
9801 (PREDICATE_CODES): Delete.
9802 * config/rs6000/rs6000-protos.h: Delete predicate functions.
9803 Declare functions no longer static.
9804 * config/rs6000/predicates.md: New.
9805 * config/rs6000/rs6000.md: Include predicates.md
9807 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
9809 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
9810 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
9812 * cfgrtl.c (need_fake_edge_p): Likewise.
9813 * combine.c (distribute_notes): Likewise.
9814 * emit-rtl.c (try_split): Likewise.
9815 * recog.c (peephole2_opimize): Likewise.
9816 * reg-notes.def (ALWAYS_RETURN): Remove.
9817 * rtl.h (LCT_ALWAYS_RETURN): Remove.
9818 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
9819 * tree.h (ECF_ALWAYS_RETURN): Remove.
9821 2005-02-28 Roger Sayle <roger@eyesopen.com>
9824 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
9825 between different machine modes is never a "useless" conversion.
9827 2005-02-28 Geert Bosch <bosch@gnat.com>
9830 * doc/contrib.texi: List contributors for Ada front end
9832 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
9834 * simplify-rtx.c (simplify_unary_operation_1,
9835 simplify_const_unary_operation): New, extracted from...
9836 (simplify_unary_operation): ... this one.
9837 (simplify_binary_operation_1,
9838 simplify_const_binary_operation): New, extracted from...
9839 (simplify_binary_operation): ... this one.
9840 * rtl.h (simplify_const_unary_operation,
9841 simplify_const_binary_operation): Add prototypes.
9843 2005-02-28 Julian Brown <julian@codesourcery.com>
9845 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
9846 building libjava and caused PR regression/20228.
9848 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
9851 * Makefile.in (host_subdir): New.
9852 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
9853 * configure: Regenerate.
9855 2005-02-27 Zack Weinberg <zack@codesourcery.com>
9857 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
9858 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
9859 installation directory first.
9861 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
9864 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
9865 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
9866 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
9867 * config/cris/cris.md: Tweak comments referring to Q.
9868 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
9869 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
9870 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
9871 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
9872 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
9873 Insert spaces in constraints to align alternatives vertically for
9875 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
9878 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9880 PR rtl-optimization/17728
9881 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
9882 operand 0 from general_operand to move_dest_operand.
9884 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9886 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
9887 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
9888 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
9889 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
9891 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
9893 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
9894 * configure: Regenerate.
9895 * libada-mk.in: Remove CC; rename
9896 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
9898 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
9901 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
9902 for the lhs, also walk over the tree. Likewise for rhs.
9904 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
9906 * tree-ssa-dom.c (simple_iv_increment_p): New function.
9907 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
9908 Do not propagate value of iv before increment over the increment.
9910 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
9912 * c-parser.c: New file.
9913 * c-parse.in: Remove.
9914 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
9916 (c-parser.o): Add dependencies.
9917 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
9918 maintainer-clean, TAGS): Update.
9919 * c-config-lang.in (gtfiles): Update.
9920 * gengtype-lex.l: Don't handle "@@".
9921 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
9922 objc_build_synchronized, objc_begin_try_stmt,
9923 objc_begin_catch_clause, objc_finish_catch_clause,
9924 objc_build_finally_clause, objc_finish_try_stmt): New.
9925 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
9927 (c_parse_init): Update comment.
9928 * c-decl.c (c_init_decl_processing): Update comment.
9929 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
9930 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
9931 new c_declspecs members.
9933 2005-02-25 Julian Brown <julian@codesourcery.com>
9935 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9936 from being used for symbols with vague linkage when
9937 HAVE_GAS_COMDAT_GROUP is true.
9939 2005-02-25 Mark Mitchell <mark@codesourcery.com>
9941 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
9943 2005-02-25 Steve Ellcey <sje@cup.hp.com>
9946 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
9947 (LIBGCC2_HAS_DF_MODE): New.
9948 (LIBGCC2_HAS_XF_MODE): New.
9949 (LIBGCC2_HAS_TF_MODE): New.
9950 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
9951 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
9952 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
9953 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
9954 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
9955 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
9956 and add _fixtfdi, _fixunstfdi, _floatditf
9957 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
9958 L_fixunstfdi, L_floatditf.
9959 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
9960 (LIBGCC2_HAS_TF_MODE): Define.
9962 2005-02-25 Diego Novillo <dnovillo@redhat.com>
9964 PR tree-optimization/20204
9965 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
9966 REWRITE_THIS_STMT markers on PHI nodes.
9967 (rewrite_initialize_block): Likewise.
9969 2005-02-25 Mark Mitchell <mark@codesourcery.com>
9971 * version.c (version_string): Update to 4.1.
9973 2005-02-25 Paolo Carlini <pcarlini@suse.de>
9975 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
9976 Clarify that the alternative way doesn't work in GNU C++.
9978 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
9980 PR tree-optimization/19937
9981 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
9982 to the type of the induction variable.
9984 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
9986 PR rtl-optimization/20117
9987 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
9988 the block including noncopyable insn.
9990 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
9992 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
9993 calls to find_reg_note.
9995 2005-02-24 Richard Henderson <rth@redhat.com>
9998 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
10001 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
10003 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
10004 vector types if to use base reg for misaligned non-word ld/std.
10006 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10009 * config/cris/cris.c (cris_target_asm_function_prologue): Create
10010 dwarf2 label manually and put it after, not before the prologue.
10012 2005-02-24 David Edelsohn <edelsohn@gnu.org>
10015 * reload.c (operands_match_p): Only increment register number for
10016 SCALAR_INT_MODE_P modes in multiple hard registers.
10018 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
10021 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10023 * ChangeLog.5: Fix log message typo(s).
10024 * ChangeLog.7: Likewise.
10025 * ChangeLog.tree-ssa: Likewise.
10026 * cfgexpand.c: Fix comment typo(s).
10027 * conflict.c: Likewise.
10028 * defaults.h: Likewise.
10029 * dwarf2out.c: Likewise.
10030 * gcse.c: Likewise.
10031 * ggc-page.c: Likewise.
10032 * tree-eh.c: Likewise.
10033 * tree-ssa-dom.c: Likewise.
10035 2005-02-24 Jakub Jelinek <jakub@redhat.com>
10038 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
10039 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
10040 if SHARED is defined.
10043 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
10044 allow splitting only if operands 0 and 3 don't overlap.
10046 2005-02-24 Richard Henderson <rth@redhat.com>
10048 PR middle-end/19953
10049 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
10050 (fold_builtin_1): Call them.
10051 * fold-const.c (fold_complex_mult_parts): Split out from ...
10052 (fold_complex_mult): ... here. Fix typo in both imaginary case.
10053 (fold_complex_div_parts, fold_complex_div): New.
10055 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
10057 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10059 * tree-ssa-ccp.c (visit_assignment): Verify that result of
10060 VIEW_CONVERT_EXPR is_gimple_min_invariant.
10062 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
10063 (print_node): Likewise.
10064 Print TYPE_SIZES_GIMPLIFIED.
10066 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
10068 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
10069 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
10070 operands as commutative in constraints.
10072 2005-02-24 Diego Novillo <dnovillo@redhat.com>
10074 * tree-into-ssa.c: Re-organize internal functions.
10076 2005-02-24 Richard Henderson <rth@redhat.com>
10078 PR middle-end/18902
10079 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
10081 * common.opt (fcx-limited-range): New.
10082 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
10083 * toplev.c (flag_complex_method): Initialize to 1.
10084 (process_options): Set flag_complex_method to 0 if
10085 flag_cx_limited_range.
10086 * doc/invoke.texi (-fcx-limited-range): New.
10088 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10090 * cse.c (delete_trivially_dead_insns): Speed up by using
10091 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10094 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10096 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10097 functions when -mid-shared-library is being used.
10099 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10101 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10102 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10103 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10104 * system.h: Poison LINK_LIBGCC_SPECIAL.
10106 2005-02-23 James E Wilson <wilson@specifixinc.com>
10108 * gengtype.c (note_insn_name): Make 1 element larger.
10110 2005-02-23 Roger Sayle <roger@eyesopen.com>
10113 PR rtl-optimization/20097
10114 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10115 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10117 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10119 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10120 * t-aix52 (SHLIB_INSTALL): Same.
10122 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10124 * genpreds.c: Update copyright.
10126 2005-02-23 Michael Beach <michaelb@ieee.org>
10129 * config/sparc/t-elf (startup files): Assemble with CPP.
10131 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10133 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10134 (write_predicate_expr): Likewise.
10136 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10138 PR tree-optimization/20100
10139 PR tree-optimization/20115
10140 * tree-optimize.c (init_tree_optimization_passes): Remove
10141 pass_maybe_create_global_var.
10142 * tree-pass.h (pass_maybe_create_global_var): Remove.
10143 * tree-ssa-alias.c (aliases_computed_p): Declare.
10144 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10145 (count_calls_and_maybe_create_global_var): Remove.
10146 (pass_maybe_create_global_var): Remove.
10147 (init_alias_info): Do not declare aliases_computed_p.
10148 (maybe_create_global_var): If the function contains no
10149 call-clobbered variables and a mix of pure/const and regular
10150 function calls, create .GLOBAL_VAR.
10151 Mark all call-clobbered variables for renaming.
10152 (merge_pointed_to_info): Update comment.
10153 (add_pointed_to_var): Likewise.
10154 (is_escape_site): Likewise.
10155 Accept struct alias_info * instead of size_t *.
10157 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10159 * tree-ssa-operands.c (get_call_expr_operands): If
10160 ALIASES_COMPUTED_P is false, do not add call-clobbering
10162 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10163 (delete_tree_ssa): Likewise.
10165 2005-02-22 James E Wilson <wilson@specifixinc.com>
10167 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10168 (do_compile): Do call it here.
10170 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10172 PR rtl-optimization/20017.
10173 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10174 rest_of_handle_cse2, rest_of_handle_gcse): Call
10175 delete_dead_jumptables immediately before calling cleanup_cfg.
10177 2005-02-22 Devang Patel <dpatel@apple.com>
10180 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10183 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10185 * config/rs6000/aix.h (WINT_TYPE): Define.
10187 2005-02-22 Stan Shebs <shebs@apple.com>
10189 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10190 natural alignment for 64-bit Darwin.
10191 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10193 * doc/invoke.texi: Document this.
10195 2005-02-22 DJ Delorie <dj@redhat.com>
10197 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10198 to make_[un]signed_type, not the mode itself.
10200 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10202 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10203 not available. Use tail calls wherever possible.
10204 (make_edge): Call unchecked_make_edge to create an edge.
10206 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10207 (coalesce_ssa_name): Don't check for
10208 SSANORM_USE_COALESCE_LIST.
10209 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10211 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10213 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10214 (rewrite_into_ssa): ... here.
10216 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10218 PR tree-optimization/19786
10219 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10220 tag to another's may-alias bitmap when adding to the other's list.
10222 2005-02-21 DJ Delorie <dj@redhat.com>
10224 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10225 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10226 registers in unsupported ways.
10227 * expmed.c (init_expmed): Likewise.
10229 2005-02-21 Stan Cox <scox@redhat.com>
10231 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10233 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10235 * tree-cfg.c (fold_cond_expr_cond): New.
10236 (make_edges): Call fold_cond_expr_cond.
10237 (find_taken_edge): Accept nothing but INTEGER_CST.
10238 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10240 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10242 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10243 that do not belong to any basic block.
10245 2005-02-21 Jeff Law <law@redhat.com>
10247 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10250 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10252 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10253 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10254 Adjust their definitions.
10255 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10256 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10258 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10259 genautomata.c, langhooks.c, langhooks.h, system.h,
10260 config/arm/lib1funcs.asm: Update copyright.
10262 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10264 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10266 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10269 * doc/install.texi: Document --with-gc.
10271 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10273 * simplify-rtx.c (simplify_unary_operation): Add a missing
10276 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10278 PR tree-optimization/18663
10279 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10280 if the type has variable bounds.
10282 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10284 * gcse.c: Remove an obsolete comment.
10286 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10288 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10290 * doc/extend.texi (Function Attributes) <Attribute const>: The
10291 attribute "pure" is below this text, not above.
10293 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10295 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10296 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10297 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10299 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10302 * langhooks.h (struct lang_hooks): Add to_target_charset.
10303 * langhooks.c (lhd_to_target_charset): New function.
10304 * langhooks-def.h: Declare lhd_to_target_charset.
10305 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10306 (LANG_HOOKS_INITIALIZER): Update.
10307 * c-common.c (c_common_to_target_charset): New function.
10308 * c-common.h: Declare it.
10309 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10310 c_common_to_target_charset.
10312 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10313 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10314 Delete definitions.
10315 * system.h: Poison them.
10316 * doc/tm.texi: Don't discuss them.
10317 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10318 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10319 (pp_c_char): Do not attempt to generate letter escapes for
10321 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10322 * config/mips/mips.c (mips_output_ascii): Likewise.
10324 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10326 PR tree-optimization/19951
10327 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10330 2005-02-19 Steven Bosscher <stevenb@suse.de>
10332 PR middle-end/19698
10333 * function.h (struct function): New field `max_loop_depth'.
10334 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10335 (flow_loops_find): Reset the max loop depth count before finding loops.
10336 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10337 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10338 (calculate_global_regs_live): Make sure the loop will terminate
10339 when the initial sets are not empty.
10341 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10343 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10345 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10347 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10350 * doc/invoke.texi: Remove documentation of %M spec.
10352 (init_spec): Remove %M suffix from -lgcc_s.
10353 (do_spec_1): Remove 'M' case.
10354 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10355 to put shared libraries in the multilib directory. Remove the
10356 shlib_so_soname substitution variable. Don't add a multilib encoding
10357 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10358 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10359 SHLIB_INSTALL as well as SHLIB_LINK.
10360 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10361 (SHLIB_NAME): Delete.
10362 (SHLIB_DIR): New macro.
10363 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10364 (SHLIB_INSTALL): Adjust accordingly.
10365 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10366 * config/t-slibgcc-sld: Likewise.
10367 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10368 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10369 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10371 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10372 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10373 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10374 Use @shlib_base_name@ instead of @shlib_so_name@.
10375 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10376 and @shlib_base_name@.so in @multilib_dir@.
10377 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10378 to the install path.
10379 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10380 (SHLIB_LINK): Remove previous workaround.
10381 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10382 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10383 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10385 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10386 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10387 (SHLIB_INSTALL): Adjust accordingly.
10388 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10389 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10390 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10391 config/t-slibgcc-elf-ver.
10393 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10394 Jakub Jelinek <jakub@redhat.com>
10396 PR tree-optimization/19828
10397 * tree-ssa-loop-im.c: Add a TODO comment.
10398 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10399 without side-effects.
10401 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10403 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10406 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10408 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10409 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10410 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10412 (ia64_reorg): Delete fixup_errata call.
10413 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10414 (TARGET_SWITCHES): Delete -mb-step entry.
10416 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10419 * c-typeck.c (composite_type): Handle quals in transparent unions.
10420 (type_lists_compatible_p): Likewise.
10422 2005-02-18 Stan Shebs <shebs@apple.com>
10424 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10425 expressions in the .literal8 section.
10427 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10429 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10431 2005-02-18 Roger Sayle <roger@eyesopen.com>
10433 * fold-const.c (constant_boolean_node): Always create values of the
10434 specified type, don't bother calling truthvalue_conversion.
10436 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10438 * except.c (output_function_exception_table): Call
10439 assemble_external_libcall (eh_personality_libfunc).
10441 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10444 * config/ia64/ia64.h (struct machine_function): Add state_num.
10445 * config/ia64/ia64.c (process_epilogue,
10446 process_for_unwind_directive): Use new unwind state numbers each
10447 time rather than state 1.
10449 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10452 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10453 before the "*llgt_didi" pattern.
10455 2005-02-18 Jason Merrill <jason@redhat.com>
10457 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10459 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
10461 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10462 (div0): Use it in place of ARM_FUNC_ALIAS.
10463 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10465 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
10467 PR middle-end/20030
10468 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10469 access, the lower bound of the array type if it exists.
10471 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
10474 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10475 cases that are out-of-range for the index type.
10477 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10479 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10480 (estimate_case_costs): Don't call convert.
10481 * expmed.c (expand_shift): Likewise.
10482 (make_tree): Call fold_convert instead of convert.
10484 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10487 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10488 that ref to be marked MEM_READONLY_P doesn't have base that needs
10491 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10493 * genautomata.c (output_get_cpu_unit_code_func,
10494 output_cpu_unit_reservation_p): Don't generate old-style function
10497 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10500 PR tree-optimization/20009
10501 * convert.c (convert_to_integer): Revert 2005-02-16 change.
10503 PR tree-optimization/18947
10504 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10505 inline, remove all nodes that are inlined into the extern inline
10508 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10510 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10511 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10512 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10513 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10516 2005-02-17 Roger Sayle <roger@eyesopen.com>
10518 PR tree-optimization/19917
10519 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10520 to be potentially trapping.
10522 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10524 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10526 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
10528 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10529 tem becomes a local variable which is set to the value of the
10530 back end defined INITIAL_FRAME_ADDRESS macro.
10531 (expand_builtin_frame_address): Omit the base parameter to
10532 expand_builtin_return_addr.
10533 (expand_builtin_profile_func): Likewise.
10534 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10535 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10536 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10538 2005-02-17 Jakub Jelinek <jakub@redhat.com>
10540 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10541 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10542 * config/frv/frv.c (frv_function_epilogue): Likewise.
10544 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
10546 * lambda-code (perfect_nestify): Remove mark/unmark
10547 for rewriting hack.
10548 * tree-loop-linear.c (linear_transform_loops): Add
10549 rewrite_into_ssa call so that ssa is correct for
10550 rewriting into loop closed.
10552 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
10554 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10555 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10557 * bt-load.c (btr_def_live_range, combine_btr_defs,
10558 migrate_btr_def, migrate_btr_defs): Likewise.
10559 * cfgcleanup.c (thread_jump): Likewise.
10560 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10561 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
10562 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
10563 df_rd_local_compute, df_reg_info_compute): Likewise.
10564 * dominance.c (init_dom_info, free_dom_info): Likewise.
10565 * flow.c (init_propagate_block_info,
10566 free_propagate_block_info): Likewise.
10567 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
10568 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
10569 modify_reg_pav): Likewise.
10570 * loop-invariant.c (find_defs, find_invariant_insn,
10571 find_invariants, free_inv_motion_data): Likewise.
10572 * predict.c (tree_predict_by_opcode,
10573 estimate_bb_frequencies): Likewise.
10574 * stmt.c (expand_case): Likewise.
10575 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
10576 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
10577 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
10578 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
10579 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
10580 rewrite_ssa_into_ssa): Likewise.
10581 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10582 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
10583 analyze_edges_for_bb, perform_edge_inserts): Likewise.
10584 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
10585 * tree-sra.c (tree_sra): Likewise.
10586 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
10587 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10588 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
10589 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10590 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
10591 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
10593 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
10594 calculate_live_on_entry, calculate_live_on_exit,
10595 build_tree_conflict_graph): Likewise.
10596 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
10597 record_important_candidates, set_use_iv_cost, find_depends,
10598 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
10599 tree_ssa_iv_optimize_finalize): Likewise.
10600 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
10601 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
10602 tree_duplicate_loop_to_header_edge): Likewise.
10603 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
10604 * tree-ssa.c (verify_flow_insensitive_alias_info,
10605 verify_name_tags, verify_ssa, init_tree_ssa,
10606 delete_tree_ssa): Likewise.
10607 * tree-ssanames.c (marked_ssa_names, init_ssanames,
10608 fini_ssanames): Likewise.
10609 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
10611 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
10613 * config/rs6000/t-rtems: Completely reworked.
10615 2005-02-17 Ira Rosen <irar@il.ibm.com>
10617 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
10619 2005-02-17 Ira Rosen <irar@il.ibm.com>
10621 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
10622 POINTER_TYPE_P when checking that type is a pointer.
10623 (vect_get_memtag): Remove.
10624 (vect_address_analysis): Use POINTER_TYPE_P. Call
10625 vect_object_analysis with dummy parameter for memtag.
10626 (vect_object_analysis): Extract memtag (functionality that
10627 used to be in vect_get_memtag and moved here). Fix printings.
10628 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
10629 with correct parameters. Remove call to vect_get_memtag.
10631 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
10633 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
10634 (tree-vectorizer.o): Added missing dependencies.
10636 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
10638 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
10639 declaration in tree-vectorizer.c, now has an extern declaration in
10640 tree-vectorizer.h).
10641 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10642 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10643 get_vectype_for_scalar_type, vect_is_simple_use,
10644 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10645 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
10646 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
10647 vectorizable_store, vectorizable_operation, vectorizable_assignment,
10648 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
10649 find_loop_location): Likewise.
10651 * tree-vectorizer.c (langhooks.h): #include removed.
10652 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
10653 moved to tree-vectorized.h.
10654 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10655 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10656 get_vectype_for_scalar_type, vect_is_simple_use,
10657 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10658 vect_supportable_dr_alignment, new_loop_vec_info,
10659 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
10660 vect_set_verbosity_level, find_loop_location): Likewise.
10662 (vect_analyze_loop): Function externalized. Declaration moved to
10663 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
10664 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
10665 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
10666 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
10667 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
10668 vect_enhance_data_refs_alignment, vect_analyze_operations,
10669 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
10670 vect_stmt_relevant_p, vect_get_loop_niters,
10671 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
10672 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
10673 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
10674 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
10675 vect_get_memtag): Likewise.
10677 (vectorizable_load): Function externalized. Declaration moved to
10678 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
10679 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
10680 vect_transform_loop): Likewise.
10681 (vect_transform_stmt): Moved to tree-vect-transform.c.
10682 (vect_align_data_ref, vect_create_destination_var,
10683 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
10684 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
10685 vect_get_vec_def_for_operand, vect_init_vector,
10686 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
10687 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
10688 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
10689 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
10690 vect_do_peeling_for_loop_bound): Likewise.
10692 * tree-vect-analyze.c: New file.
10693 * tree-vect-transform.c: New file.
10695 2005-02-17 Jason Merrill <jason@redhat.com>
10697 PR mudflap/19319, c++/19317
10698 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
10701 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
10703 * doc/install.texi (Specific): Update link for Darwin-specific
10706 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
10708 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
10709 constant_boolean_node.
10711 2005-02-16 David Edelsohn <edelsohn@gnu.org>
10714 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
10715 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
10717 2005-02-16 Richard Henderson <rth@redhat.com>
10720 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
10722 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
10723 replace uses with Wtype_MAXp1_F.
10724 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
10725 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
10726 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
10727 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
10728 and HAVE_TFMODE as appropriate.
10729 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
10730 (__floatdisf): Likewise.
10731 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
10732 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
10733 (Wtype_MAXp1_F): New.
10734 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
10735 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
10737 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
10740 * arm.c (arm_apply_result_size): New function.
10741 * arm.h (APPLY_RESULT_SIZE): Define.
10742 * arm-protos.h (arm_apply_result_size): Add prototype.
10743 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
10744 (movxf): New expand.
10745 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
10746 (call_value_symbol): Remove predicate for operand 0.
10747 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
10748 (untyped_call): Rework to correclty return values for any type.
10749 (untyped_return): New expand.
10750 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
10752 2005-02-16 Stan Shebs <shebs@apple.com>
10754 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
10755 * config/rs6000/t-darwin8: New, for 64-bit multilib.
10757 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10759 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
10760 configure settings on Solaris 7 and later.
10762 2005-02-16 Diego Novillo <dnovillo@redhat.com>
10764 PR tree-optimization/19865
10765 * tree-optimize.c (init_tree_optimization_passes): Run
10766 pass_may_alias after pass_sra.
10768 2005-02-16 Richard Henderson <rth@redhat.com>
10769 Stuart Hastings <stuart@apple.com>
10772 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
10773 Do nothing if debug info suppressed for this function.
10774 (dbxout_begin_function): Early exit if debug info suppressed for
10777 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
10780 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
10782 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10784 PR tree-optimization/19967
10785 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
10786 expand_builtin_strchr, expand_builtin_strrchr): Take a new
10787 argument TYPE. Adjust calls to fold_builtin_XXX.
10788 (expand_builtin, fold_builtin_1): Adjust calls to
10789 expand_builtin_XXX.
10790 (fold_builtin_strchr, fold_builtin_strpbrk,
10791 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
10792 result to a requested type TYPE.
10794 2005-02-16 Jakub Jelinek <jakub@redhat.com>
10796 PR middle-end/19857
10797 * fold-const.c (fold): Don't optimize (T)(x & cst) to
10798 (T)x & (T)cst if (T)cst overflows.
10799 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
10800 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
10802 2005-02-15 Jeff Law <law@redhat.com>
10804 * gcse.c (blocks_with_calls): New bitmap.
10805 (alloc_gcse_mem): Allocate it.
10806 (free_gcse_mem): Free it.
10807 (clear_modifY_mem_tables): Clear it.
10808 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
10809 when we encounter CALL_INSNs.
10810 (compute_transp, case MEM): Handle blocks with calls separate
10811 from blocks without calls. Use bitmap iterators rather than
10814 2005-02-15 Peter O'Gorman <peter@pogma.com>
10817 * mklibgcc.in (vis_hide): Use a temporary object file, not
10820 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
10823 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
10824 access optimization.
10826 2005-02-15 David Edelsohn <edelsohn@gnu.org>
10827 Alan Modra <amodra@bigpond.net.au>
10830 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
10831 (_xlqsub): Rename to __gcc_qsub.
10832 (_xlqmul): Rename to __gcc_qmul.
10833 (_xlqdiv): Rename to __gcc_qdiv.
10834 Provide versioned symbol aliases with old names.
10835 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
10836 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
10837 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
10838 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
10839 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
10841 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
10843 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
10844 Fold ~(A - 1) and ~(A + -1) to -A.
10846 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
10850 * config/host-linux.c (linux_gt_pch_use_address): Copy from
10851 config/pa/pa-host.c:pa_gt_pch_use_address.
10853 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
10855 * tree-vn.c (get_value_handle): Make sure that given an
10856 is_gimple_min_invariant expression, we always return it.
10858 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
10860 * passes.c (rest_of_handle_gcse): Fix a comment.
10862 2005-02-15 Jeff Law <law@redhat.com>
10864 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
10866 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
10867 (canon_list_insert, record_last_mem_set_info): Similarly.
10868 (clear_modify_mem_tables): Similarly.
10870 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
10872 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
10873 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
10874 config/mips/mips.md, config/rs6000/aix.h,
10875 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
10877 2005-02-15 Richard Henderson <rth@redhat.com>
10879 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
10880 call to be best_edge.
10882 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
10884 * basic-block.h: Adjust the prototype for find_basic_blocks.
10885 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
10886 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
10889 * flow.c (recompute_reg_usage): Remove all arguments.
10890 * passes.c (rest_of_compilation): Adjust the call to
10891 recompute_reg_usage.
10892 * rtl.h: Adjust the prototype for recompute_reg_usage.
10894 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
10896 * tree-dump.c (dump_files): Update to reflect new member
10898 (dump_register): Add new argument.
10900 (dump_switch_p_1): Check against glob name if doglob was passed.
10901 (dump_switch_p): Check against regular first, then glob if
10902 we didn't have any hits on the dump name.
10903 * tree-optimize.c (register_one_dump_file):
10904 Pass in glob name as well.
10905 * tree-pass.h (struct dump_file_info): Add glob
10908 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
10910 PR preprocessor/16323
10911 * doc/invoke.texi: Document that -Wendif-labels is on by default.
10913 2005-02-14 David Edelsohn <edelsohn@gnu.org>
10916 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
10917 (trunctfdf2_internal1): New.
10918 (trunctfdf2_internal2): Renamed from trunctfdf2.
10920 2005-02-14 Diego Novillo <dnovillo@redhat.com>
10922 PR tree-optimization/19853
10923 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
10925 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
10927 * passes.c (rest_of_handle_loop_optimize): Remove calls to
10928 delete_dead_jumptables and cleanup_cfg.
10930 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
10932 * reload.c (find_reloads): Swap address_reloaded flags when
10933 swapping commutative operands.
10935 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
10937 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
10938 Use standard_iv_increment_position for computing the bsi position
10940 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
10943 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
10946 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
10947 life range of hard registers.
10948 * value-prof.c (insn_prefetch_values_to_profile): Only
10951 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
10952 profile in libcalls.
10954 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
10956 * bitmap.h (bitmap_and_compl_into): Return bool.
10957 * bitmap.c (bitmap_and_compl_into): Return changed flag.
10959 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
10961 PR tree-optimization/19944
10962 * fold-const.c (fold): Re-add ABS_EXPR folding.
10964 2005-02-13 David Edelsohn <edelsohn@gnu.org>
10967 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
10968 {TARGET,MASK}_XL_COMPAT.
10969 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
10971 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
10972 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
10974 (rs6000_arg_partial_bytes): Same.
10975 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
10976 and XL compatibility enabled.
10977 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
10978 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
10979 test to final condition.
10980 (cmptf_internal2): New.
10981 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
10982 xl-compat. Add TFmode information to description.
10984 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
10986 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
10988 2005-02-13 Jason Merrill <jason@redhat.com>
10991 * fold-const.c (fold_indirect_ref_1): Split out from...
10992 (build_fold_indirect_ref): Here.
10993 (fold_indirect_ref): New fn.
10994 * tree.h: Declare it.
10995 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
10996 (gimplify_modify_expr_rhs): Likewise.
10997 (gimplify_expr): Likewise.
10999 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
11001 PR tree-optimization/14303
11002 PR tree-optimization/15784
11003 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
11004 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
11005 ABS_EXPR<x> != 0 to x != 0.
11007 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
11009 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
11010 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
11011 spelling conventions.
11013 * passes.c (rest_of_handle_gcse): Don't run cse_main and
11014 delete_trivially_dead_insns too many times.
11016 * passes.c (rest_of_handle_gcse): Remove dead assignments to
11019 2005-02-12 Ira Rosen <irar@il.ibm.com>
11021 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
11022 (vect_is_simple_iv_evolution): Remove redundant parameter
11024 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
11025 without last parameter.
11026 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
11027 Return pointer step. Call vect_is_simple_iv_evolution without
11028 last parameter. Check only that the step is multiple of size
11029 type. Remove stmt_vinfo updates.
11030 (vect_get_memtag_and_dr): Remove.
11031 (vect_get_memtag): New function.
11032 (vect_address_analysis): New function.
11033 (vect_object_analysis): New function.
11034 (vect_analyze_data_refs): Call vect_object_analysis and
11035 vect_get_memtag. Update stmt_vinfo fields.
11037 2005-02-12 Ira Rosen <irar@il.ibm.com>
11039 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
11040 exist and are objects. Remove checks for pointer.
11041 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
11042 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
11043 (vect_create_data_ref_ptr): Likewise.
11044 (vect_base_addr_differ_p): New function.
11045 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
11046 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
11047 Don't set the DR_BASE_NAME field of data-ref.
11048 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
11050 2005-02-12 Uros Bizjak <uros@kss-loka.si>
11052 * optabs.h (enum optab_index): Add new OTI_ldexp.
11053 (ldexp_optab): Define corresponding macro.
11054 * optabs.c (init_optabs): Initialize ldexp_optab.
11055 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
11057 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
11059 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
11060 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
11062 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
11063 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
11066 2005-02-12 Ira Rosen <irar@il.ibm.com>
11068 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
11070 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
11072 (vect_get_base_and_offset): Always return an address.
11073 (vect_create_addr_base_for_vector_ref): Remove treatment for
11074 different data reference types.
11075 (vect_compute_data_ref_alignment): Rename base to base_address in
11076 stmt_vec_info. Get the object in order to force its alignment.
11077 (vect_get_memtag_and_dr): Rename base to base_address in
11078 stmt_vec_info. Extract the object for memtag analysis.
11080 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
11082 PR regression/19898.
11083 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
11084 changes cc_status, use apply modified_in_p to part of cc_status
11085 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11088 2005-02-11 Richard Henderson <rth@redhat.com>
11090 * tree-complex.c (expand_complex_libcall): New.
11091 (expand_complex_multiplication): Use it for c99 compliance.
11092 (expand_complex_division): Likewise.
11093 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11095 * builtins.c (built_in_names): Remove const.
11096 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11098 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11099 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11100 (built_in_names): Remove const.
11101 * c-common.c (c_common_type_for_mode): Handle complex modes.
11102 * flags.h, toplev.c (flag_complex_method): Rename from
11103 flag_complex_divide_method.
11104 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11105 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11106 * libgcc2.h: Declare them.
11107 * libgcc-std.ver: Export them.
11108 * mklibgcc.in (lib2funcs): Build them.
11110 2005-02-11 Steven Bosscher <stevenb@suse.de>
11112 PR tree-optimization/19876
11113 Partially revert my change from 2005-01-14
11114 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11115 (compute_antic): ...and remove the loop here.
11117 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11119 PR middle-end/19858
11120 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11121 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11123 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11124 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11126 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11128 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11129 offsets for the big-endian 32-bit case.
11131 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11133 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11135 2005-02-11 Dale Johannesen <dalej@apple.com>
11137 * cselib.c (cselib_process_insn): Clear out regs where
11138 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11139 * reload.c (find_equiv_reg): Ditto.
11141 2005-02-11 Ian Lance Taylor <ian@airs.com>
11143 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11146 * tree.c (build_function_type_list): Work correctly if there are
11149 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11151 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11152 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11153 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11154 TARGET_ZARCH instead of TARGET_64BIT.
11156 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11158 * config/rs6000/t-rtems:
11159 (MULTILIB_OPTIONS): Remove mcpu=602.
11160 (MUTLILIB_DIRNAMES): Remove m602.
11161 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11162 Let mcpu=602 match mcpu=603.
11163 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11165 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11167 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11168 signal trampolines.
11170 2005-02-10 David Daney <ddaney@avtrex.com>
11172 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11173 * config/i386/linux-unwind.h: Likewise.
11174 * config/ia64/linux-unwind.h: Likewise.
11175 * config/mips/linux-unwind.h: Likewise.
11176 * config/pa/linux-unwind.h: Likewise.
11177 * config/rs6000/linux-unwind.h: Likewise.
11178 * config/s390/linux-unwind.h: Likewise.
11179 * config/sh/linux-unwind.h: Likewise.
11180 * config/sparc/linux-unwind.h: Likewise.
11182 2005-02-10 Steven Bosscher <stevenb@suse.de>
11184 PR tree-optimization/17549
11185 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11186 TER to replace a DEF with its expression if the DEF and the
11187 rhs of the expression we replace into have the same root
11190 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11192 * config/mips/mips.md: Fix the placement of the match_scratch in the
11195 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11197 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11200 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11202 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11203 (strip_offset): Handle addresses.
11204 (add_address_candidates): Use strip_offset.
11205 (difference_cost): Reflect strip_offset change.
11206 (force_var_cost, difference_cost): Strip nops.
11208 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11210 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11212 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11213 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11214 config/cris/cris-protos.h, config/cris/cris.c: Update
11217 2005-02-10 Jeff Law <law@redhat.com>
11219 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11220 (lookup_avail_expr): Similarly.
11222 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11224 * builtins.c (fold_builtin_powi): New function.
11225 (fold_builtin_1): Call it.
11227 2005-02-10 Steven Bosscher <stevenb@suse.de>
11229 PR documentation/19309
11230 * doc/cpp.texi: The __GNUC__ and related predefined macros
11231 are also defined for the "standalone" cpp.
11232 Some non-GCC compilers may also define __GNUC__.
11234 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11237 * c-typeck.c (common_type): New routine. Old common_type renamed
11239 (c_common_type): ...this.
11240 (build_conditional_expr, build_binary_op): Use c_common_type instead
11243 2005-02-10 Steven Bosscher <stevenb@suse.de>
11245 * doc/md.texi: Replace @samp{length} with @code{length}.
11247 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11249 PR tree-optimization/18687
11250 * tree-flow.h (find_loop_niter): Declare.
11251 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11252 Try using scev even for loops with more than one exit.
11253 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11254 (struct ivopts_data): Added niters field.
11255 (struct nfe_cache_elt): New.
11256 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11258 (tree_ssa_iv_optimize_init): Initialize niters cache.
11259 (determine_number_of_iterations): Removed.
11260 (find_induction_variables): Do not call determine_number_of_iterations.
11261 Access niters for single exit through niter_for_single_dom_exit.
11262 (add_iv_outer_candidates): Access niters for single exit through
11263 niter_for_single_dom_exit.
11264 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11265 number_of_iterations_cond.
11266 (iv_period): New function.
11267 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11268 (may_replace_final_value): Take data argument. Use
11269 niter_for_single_dom_exit.
11270 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11271 (rewrite_use_compare): Pass data to may_eliminate_iv.
11272 (rewrite_use_outer): Pass data to may_replace_final_value.
11273 (free_loop_data): Clean up the niters cache.
11274 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11275 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11276 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11277 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11278 (num_ending_zeros): Moved to tree.c.
11279 * tree.h (num_ending_zeros): Declare.
11280 * tree.c (num_ending_zeros): Moved from tree.c.
11282 2005-02-09 Richard Henderson <rth@redhat.com>
11284 * builtins.c (DEF_BUILTIN): Add COND argument.
11285 * tree.h (DEF_BUILTIN): Likewise.
11286 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11287 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11289 (DEF_BUILTIN_STUB): New.
11290 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11291 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11292 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11293 * c-common.c (DEF_BUILTIN): Add COND argument.
11294 * tree.c (local_define_builtin): New.
11295 (build_common_builtin_nodes): New.
11297 2005-02-09 Roger Sayle <roger@eyesopen.com>
11299 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11300 floating point expression ignoring the sign of the result.
11301 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11302 (fold) <MULT_EXPR>: Use it to simplify x*x.
11303 * tree.h (fold_strip_sign_ops): Prototype here.
11304 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11305 argument. Use fold_strip_sign_ops to simplify the first argument.
11306 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11307 first argument when the second argument is an even integer
11308 constant, but only with -funsafe_math_optimizations.
11309 (fold_builtin_1): Update call to fold_builtin_copysign.
11311 2005-02-09 Ian Lance Taylor <ian@airs.com>
11313 PR middle-end/19583
11314 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11315 just check whether EH_FILTER_FAILURE falls through.
11317 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11319 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11320 insns return to ready list in the next turn.
11322 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11324 PR middle-end/19402
11325 * builtins.def: New __builtin_powi[lf].
11326 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11327 (expand_builtin_powi): New function.
11328 (expand_builtin): Dispatch to expand_builtin_powi.
11329 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11330 * libgcc2.c: Add __builtin_powi[lf] implementation.
11331 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11332 * optabs.h: Add powi_optab.
11333 * optabs.c (init_optabs): Initialize powi_optab.
11334 * doc/extend.texi: Document __builtin_powi[lf].
11336 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11338 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11341 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11343 PR middle-end/19854
11344 * fold-const.c (try_move_mult_to_index): Remove redundant
11345 type argument. Create ADDR_EXPR with correct type.
11346 (fold): Update callers of try_move_mult_to_index. Convert
11347 result to the appropriate type.
11349 2005-02-09 Roger Sayle <roger@eyesopen.com>
11352 * config/avr/avr.c (default_rtx_costs): Delete.
11353 (avr_operand_rtx_cost): New function.
11354 (avr_rtx_costs): Completely rewrite.
11356 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11359 * config/cris/cris.c (in_code): New variable.
11360 (cris_output_addr_const): Now a static function, a wrapper for
11362 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11363 case from old cris_output_addr_const.
11364 (cris_asm_output_label_ref): Similar for LABEL_REF.
11365 (cris_output_addr_const_extra): Similar for UNSPEC.
11366 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11367 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11368 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11370 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11371 (cris_asm_output_label_ref): Declare.
11373 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11375 PR preprocessor/19801
11376 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11377 filenames that changed when libcpp was moved to the toplevel.
11379 2005-02-07 Roger Sayle <roger@eyesopen.com>
11381 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11382 zero extensions of BImode operands. Call lowpart_subreg instead
11383 of gen_lowpart_common and gen_lowpart_SUBREG.
11385 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11388 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11389 * configure.ac: Set cc_for_cross_gnattools.
11390 * configure: Regenerate.
11392 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11395 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11397 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11400 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11401 of nested functions.
11403 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11405 * doc/extend.texi: Document deprecated extensions allowing
11406 static floating-point members to have initializers and allowing
11407 floating-point literals in integral constant expressions.
11409 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11411 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11412 config/darwin7.h, config/mips/mips.c,
11413 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11416 * cse.c: Update comments.
11418 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11420 PR middle-end/19775
11421 * builtins.c (fold_builtin_sqrt): Transform
11422 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11425 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11426 Dorit Naishlos <dorit@il.ibm.com>
11428 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11429 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11430 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11432 * tree.h (vect_set_verbosity_level): New extern function declaration
11434 * tree-vectorizer.h (verbosity_levels): New enum type.
11435 * tree-vectorizer.c (vect_debug_stats): Function removed.
11436 (vect_debug_details): Likewise.
11437 (vect_verbosity_level): Global variable was defined and initialized.
11438 (vect_dump): Global variable definition.
11439 (vect_print_dump_info): New function.
11440 (vect_set_dump_settings): New function.
11441 (vect_set_verbosity_level): New function.
11442 (vectorize_loops): Add call to vect_set_dump_settings.
11444 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11445 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11446 (slpeel_tree_peel_loop_to_edge): Likewise.
11448 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11449 appropriate verbosity level instead of call to vect_debug_details
11450 or vect_debug_stats.
11451 (vect_get_base_and_offset):
11452 (vect_create_addr_base_for_vector_ref):
11453 (get_vectype_for_scalar_type):
11454 (vect_create_data_ref_ptr):
11455 (vect_init_vector):
11456 (vect_get_vec_def_for_operand):
11457 (vect_finish_stmt_generation):
11458 (vectorizable_assignment):
11459 (vectorizable_operation):
11460 (vectorizable_store):
11461 (vectorizable_load):
11462 (vect_transform_stmt):
11463 (vect_update_ivs_after_vectorizer):
11464 (vect_do_peeling_for_loop_bound):
11465 (vect_update_inits_of_drs):
11466 (vect_do_peeling_for_alignment):
11467 (vect_transform_loop):
11468 (vect_is_simple_use):
11469 (vect_analyze_operations):
11470 (vect_is_simple_iv_evolution):
11471 (vect_analyze_scalar_cycles):
11472 (vect_analyze_data_ref_dependence):
11473 (vect_analyze_data_ref_dependences):
11474 (vect_compute_data_ref_alignment):
11475 (vect_enhance_data_refs_alignment):
11476 (vect_analyze_data_refs_alignment):
11477 (vect_analyze_data_ref_access):
11478 (vect_analyze_data_ref_accesses):
11479 (vect_analyze_pointer_ref_access):
11480 (vect_get_memtag_and_dr):
11481 (vect_analyze_data_refs):
11482 (vect_mark_relevant):
11483 (vect_stmt_relevant_p):
11484 (vect_mark_stmts_to_be_vectorized):
11485 (vect_can_advance_ivs_p):
11486 (vect_get_loop_niters):
11487 (vect_analyze_loop_form):
11488 (vect_analyze_loop):
11489 (vectorize_loops): Likewise.
11491 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11492 (vect_update_inits_of_drs):
11493 (vect_do_peeling_for_alignment):
11494 (vect_transform_loop):
11495 (vect_analyze_operations):
11496 (vect_analyze_scalar_cycles):
11497 (vect_analyze_data_ref_dependences):
11498 (vect_analyze_data_refs_alignment):
11499 (vect_analyze_data_ref_accesses):
11500 (vect_analyze_data_refs):
11501 (vect_mark_stmts_to_be_vectorized):
11502 (vect_get_loop_niters):
11503 (vect_analyze_loop_form):
11504 (vect_analyze_loop): Likewise.
11505 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11507 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
11511 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11512 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11513 either -ffast-math or -funsafe-math-optimizations is in use.
11515 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11516 * config/mips/irix-csr.c: New file.
11517 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11518 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11519 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11522 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
11524 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11525 redundant, incorrect definitions.
11527 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11529 ("*tls_indirect_call"): New, reference hard regs directly.
11530 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11532 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11534 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11535 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11537 2005-02-06 Roger Sayle <roger@eyesopen.com>
11539 PR rtl-optimization/19800
11540 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11541 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11544 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11546 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11548 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
11551 * doc/invoke.texi: Correct documentation of -freorder-functions.
11553 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11556 * doc/invoke.texi: Don't mention gccbug.
11558 2005-02-06 Roger Sayle <roger@eyesopen.com>
11559 Andrew Pinski <pinskia@physics.uc.edu>
11560 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11562 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11563 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
11564 into just (zero_extract:SI FOO (const_int 1) BAR).
11566 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11568 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
11569 macro locally. Don't give last revision date. Use GCC version
11570 number from gcc-common.texi.
11571 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
11572 revision date. Use GCC version number from gcc-common.texi.
11573 Describe being a library as current state rather than as 3.x
11575 * doc/gcc.texi: Remove last update date.
11576 * doc/gccint.texi: Likewise. Update copyright dates.
11577 * doc/install.texi: Update copyright dates.
11579 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11582 * doc/invoke.texi: Mention for each option included in -Wall that
11583 it is included in -Wall.
11584 * doc/gcc.texi: Update copyright and last modification date.
11586 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11588 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
11589 unnecessary cast to original induction variable increments.
11591 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11593 PR tree-optimization/18219
11594 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
11595 in distributed form.
11597 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
11599 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
11600 Set bitpos and offset later in the function. Do nothing if the
11601 target is a register and if the bitfield lies completely outside
11603 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
11604 here. Return an uninitialised register if the source value is stored
11605 in a register and the bitfield lies completely outside that register.
11607 2005-02-06 Steven Bosscher <stevenb@suse.de>
11609 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
11612 2005-02-06 Marcin Dalecki <martin@dalecki.de>
11614 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
11616 2005-02-06 Geoffrey Keating <geoffk@apple.com>
11618 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
11619 * config/darwin8.h: New.
11620 * config/darwin7.h: Update comment.
11622 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11623 Dorit Naishlos <dorit@il.ibm.com>
11625 * tree-vectorizer.h (LOC): New type.
11626 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
11627 (loop_line_number): New field in struct _loop_vec_info.
11628 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
11630 * tree-vectorizer.c (input.h): Included.
11631 (find_loop_location): New function.
11632 (vect_debug_stats): Argument changed from loop to LOC. Computation of
11633 loop line number removed.
11634 (vect_debug_details): Likewise.
11635 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
11637 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
11638 call to vect_debug_details/stats changed from loop to loop_loc.
11639 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11640 (slpeel_tree_peel_loop_to_edge): Likewise.
11642 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
11643 changed from NULL to UNKNOWN_LOC.
11644 (vect_get_base_and_offset):
11645 (vect_create_addr_base_for_vector_ref):
11646 (get_vectype_for_scalar_type):
11647 (vect_create_data_ref_ptr):
11648 (vect_init_vector):
11649 (vect_get_vec_def_for_operand):
11650 (vect_finish_stmt_generation):
11651 (vectorizable_assignment):
11652 (vectorizable_operation):
11653 (vectorizable_store):
11654 (vectorizable_load):
11655 (vect_transform_stmt):
11656 (vect_update_ivs_after_vectorizer):
11657 (vect_do_peeling_for_loop_bound):
11658 (vect_do_peeling_for_alignment):
11659 (vect_transform_loop):
11660 (vect_is_simple_use):
11661 (vect_analyze_operations):
11662 (vect_is_simple_iv_evolution):
11663 (vect_analyze_scalar_cycles):
11664 (vect_analyze_data_ref_dependences):
11665 (vect_compute_data_ref_alignment):
11666 (vect_enhance_data_refs_alignment):
11667 (vect_analyze_data_ref_access):
11668 (vect_analyze_data_ref_accesses):
11669 (vect_analyze_pointer_ref_access):
11670 (vect_get_memtag_and_dr):
11671 (vect_analyze_data_refs):
11672 (vect_mark_relevant):
11673 (vect_stmt_relevant_p):
11674 (vect_mark_stmts_to_be_vectorized):
11675 (vect_can_advance_ivs_p):
11676 (vect_get_loop_niters):
11677 (vect_analyze_loop):
11678 (vectorize_loops): Likewise.
11680 (vectorizable_load): Argument in call to vect_debug_details/stats
11681 changed from loop to LOOP_LOC (loop_vinfo).
11682 (vect_transform_loop):
11683 (vect_analyze_operations):
11684 (vect_analyze_scalar_cycles):
11685 (vect_analyze_data_ref_dependence):
11686 (vect_enhance_data_refs_alignment):
11687 (vect_analyze_data_ref_accesses):
11688 (vect_analyze_pointer_ref_access):
11689 (vect_analyze_data_refs):
11690 (vect_analyze_loop): Likewise.
11692 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
11693 changed from loop to loop_loc.
11695 (vect_enhance_data_refs_alignment): Removed unused variable loop.
11697 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11698 Dorit Naishlos <dorit@il.ibm.com>
11700 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
11702 (vect_analyze_data_ref_dependences): Likewise.
11704 (vect_is_simple_use): Argument changed from loop structure to
11705 loop_vect_info structure.
11706 (vect_can_advance_ivs_p): Likewise.
11707 (vect_create_index_for_vector_ref): Likewise.
11708 (vect_update_ivs_after_vectorizer): Likewise.
11709 (new_stmt_vec_info): Likewise.
11711 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
11712 changed from loop to loop_vinfo.
11713 (vect_create_data_ref_ptr): First argument in call to
11714 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
11715 (vectorizable_assignment): Second argument in call to vect_is_simple_use
11716 was changed from loop to loop_vinfo.
11717 (vectorizable_operation): Likewise.
11718 (vectorizable_store): Likewise.
11719 (vect_mark_stmts_to_be_vectorized): Likewise.
11720 (vect_do_peeling_for_loop_bound): First argument in call to
11721 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
11722 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
11723 was changed from loop to loop_vinfo.
11724 (vect_analyze_data_ref_dependences): Third argument in call to
11725 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
11727 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
11728 (vect_create_data_ref_ptr): Likewise.
11729 (vect_init_vector): Likewise.
11730 (vect_get_vec_def_for_operand): Likewise.
11731 (vectorizable_assignment): Likewise.
11732 (vectorizable_operation): Likewise.
11733 (vectorizable_store): Likewise.
11734 (vectorizable_load): Likewise.
11735 (vect_update_ivs_after_vectorizer): Likewise.
11736 (vect_is_simple_use): Likewise.
11737 (vect_analyze_data_ref_dependence): Likewise.
11738 (vect_analyze_pointer_ref_access): Likewise.
11739 (vect_can_advance_ivs_p): Likewise.
11741 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
11742 before _stmt_vec_info.
11743 (_stmt_vec_info): Loop field replaced by loop_vec_info.
11744 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
11745 (new_stmt_vec_info): Argument changed from loop structure to
11746 loop_vect_info structure
11748 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
11749 (vect_analyze_offset_expr): Avoid 80 columns overflow.
11750 (vect_create_addr_base_for_vector_ref): Likewise.
11751 (vect_analyze_pointer_ref_access): Likewise.
11753 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
11756 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
11757 phi flag if the phi is abnormal.
11759 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
11762 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
11763 information for the new statement.
11765 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
11768 * gcc.c (main): Include the target in -v output.
11770 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
11772 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
11773 Do not drop the extend if we'd have to add a paradoxical subreg
11774 later. Include optabs.h and insn-codes.h.
11775 * Makefile.in (combine.o): Depend on $(OPTABS_H).
11777 2005-02-02 Roger Sayle <roger@eyesopen.com>
11779 PR middle-end/19405
11780 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
11781 * fold-const.c (const_binop): Avoid constant folding floating
11782 point operations in modes that use composite representations.
11783 * simplify-rtx.c (simplify_binary_operation): Likewise.
11785 2005-02-02 Geoffrey Keating <geoffk@apple.com>
11787 * config/rs6000/altivec.md (altivec_dst): Make the first operand
11789 (altivec_dstt): Likewise.
11790 (altivec_dstst): Likewise.
11791 (altivec_dststt): Likewise.
11792 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
11795 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11797 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
11798 EXPR_LOCUS from orig_cond to the new cond_stmt.
11799 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
11802 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11804 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
11805 standard_iv_increment_position. Remove call to bsi_next
11806 (no need to bump the iterator anymore).
11807 (vect_create_index_for_vector_ref): Call
11808 standard_iv_increment_position. Remove second function argument.
11809 (vect_finish_stmt_generation): Remove call to bsi_next
11810 (no need to bump the iterator anymore).
11811 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
11812 to vect_create_index_for_vector_ref.
11814 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11816 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
11817 phis are used out of the loop.
11819 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
11822 * c-decl.c (undef_nested_function): New variable.
11823 (pop_scope): Diagnose undefined nested functions.
11824 (finish_function): Don't attempt cgraph processing or genericizing
11825 if current top-level function contained an undefined nested
11826 function. Reset undef_nested_function at the end of a top-level
11829 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
11831 * tree.c (build_int_cst_type): Take sign of the value into account
11832 when deciding whether sign extend the value.
11834 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11837 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
11838 (cpp_options, cc1_options): Change %{std*&ansi} to
11839 %{std*&ansi&trigraphs}.
11841 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
11843 * cse.c: Update comments.
11845 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
11847 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
11848 arguments go on the stack. Do not put complex doubles in odd/even
11851 2005-02-02 Steven Bosscher <stevenb@suse.de>
11853 * doc/invoke.texi: Update the options enabled at -O1, -O2,
11854 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
11855 -ftree-pre, and -fthread-jumps.
11857 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
11859 PR tree-optimization/19578
11860 * tree-flow.h (modified_noreturn_calls): Declare.
11861 (noreturn_call_p): Declare.
11862 * tree-flow-inline.h (noreturn_call_p): New function.
11863 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
11864 * tree-cfg.c (modified_noreturn_calls): New variable.
11865 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
11866 that contain a mid-block noreturn call.
11867 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
11869 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
11871 * df.c (df_def_record_1, df_uses_record): Don't use
11873 * df.h (DF_FOR_REGALLOC): Remove.
11875 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11878 * c-typeck.c (really_start_incremental_init): Reset
11879 constructor_max_index for arrays of incomplete type.
11881 2005-02-02 Jeff Law <law@redhat.com>
11883 * gcse.c (struct reg_set): Store the block index where the register
11884 was set rather than the setting insn.
11885 (record_one_set, compute_transp): Corresponding changes.
11886 (pre_insert_copy_insn): Do not call replace_one_set.
11887 (replace_one_set): Remove.
11889 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11892 * doc/gcov.texi: Fix typo.
11894 2005-02-01 Richard Henderson <rth@redhat.com
11897 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
11898 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
11900 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
11901 * config/i386/i386-protos.h: Update.
11903 2005-02-01 Steven Bosscher <stevenb@suse.de>
11905 PR tree-optimization/19217
11906 * tree-cfg.c (verify_expr): Use the data field to see if TP was
11907 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
11908 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
11909 that it is walking a PHI node.
11911 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
11913 * doc/extend.texi (Nested Functions): Update.
11915 2005-02-01 Richard Henderson <rth@redhat.com>
11918 * optabs.c (expand_copysign_absneg): Export.
11919 * optabs.h (expand_copysign_absneg): Declare.
11920 * config/rs6000/rs6000.md (copysigntf3): New.
11922 2005-02-01 Diego Novillo <dnovillo@redhat.com>
11924 PR tree-optimization/19633
11925 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
11926 * tree-ssa-alias.c (init_alias_info): Initialize.
11927 (merge_pointed_to_info): Set.
11928 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
11929 (dump_points_to_info_for): Show value of pt_null.
11930 (struct count_ptr_d): Declare.
11931 (find_ptr_dereference): Remove.
11932 (ptr_is_dereferenced_by): Remove.
11933 (count_ptr_derefs): New local function.
11934 (count_uses_and_derefs): New local function.
11935 (compute_points_to_and_addr_escape): Call it. If the number
11936 of dereferences is greater than zero, mark the pointer as
11937 dereferenced. If there are fewer dereferences than uses of
11938 the pointer, the pointer's value escapes.
11940 2005-02-01 Diego Novillo <dnovillo@redhat.com>
11942 PR tree-optimization/19670
11943 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
11945 (verify_use): ... set it here, instead.
11947 2005-02-01 Janis Johnson <janis187@us.ibm.com>
11949 * doc/sourcebuild.texi (Test directives): Fix formatting.
11951 * doc/sourcebuild.texi (Test directives): Describe selector
11954 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
11956 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
11957 specific 64-bit CPUs.
11959 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
11962 * arm.c (arm_eliminable_register): New function.
11963 (adjacent_mem_locations): Don't allow eliminable registers. Use
11964 HOST_WIDE_INT for address offsets.
11965 * arm-protos.h (arm_eliminable_register): Add prototype.
11967 2005-02-01 Steven Bosscher <stevenb@suse.de>
11969 PR optimization/15242
11970 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
11971 * basic-block.h (duplicate_computed_gotos): Add prototype.
11972 * bb-reorder.c (duplicate_computed_gotos): New function to
11973 duplicate sufficiently small blocks ending in a computed jump.
11974 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
11975 if not optimizing for size.
11976 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
11977 never do tail merging for blocks ending in a computed jump.
11978 * doc/invoke.texi: Document the max-goto-duplication-insns param.
11980 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
11982 Patch from Richard Sandiford <rsandifo@redhat.com>
11983 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
11984 from inheriting a subreg equivalence with a non-spill register.
11986 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
11988 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
11990 * config/frv/frv.c (movcc_fp_destination_operand): New.
11991 (gpr_or_memory_operand): Fix typo in comment.
11992 (gpr_or_memory_operand_with_scratch): New.
11993 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
11994 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
11995 movcc_fp_destination_operand.
11996 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
11997 Legitimize memory addresses using a scratch register.
11999 2005-01-31 Jeff Law <law@redhat.com>
12001 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
12002 bitmap a sparse bitmap instead of a simple bitmap.
12003 (mark_def_sites_initialize_block): Corresponding changes.
12004 (ssa_mark_def_sites_initialize_block): Likewise.
12005 (ssa_mark_phi_uses): Likewise.
12006 (mark_def_site, ssa_mark_def_sites): Likewise.
12007 (mark_def_site_blocks): Likewise.
12008 (rewrite_ssa_into_ssa): Likewise.
12010 * tree-ssa-dom.c (record_cond): Pass correct variable type
12011 for last argument to htab_find_slot_with_hash.
12013 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
12014 effects when optimizing 0 % X. Do not try to optimize X % 0.
12016 2005-01-31 James E. Wilson <wilson@specifixinc.com>
12018 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
12021 2005-02-01 Eric Christopher <echristo@redhat.com>
12023 * config/mips/mips.c (override_options): Warn if -mint64
12025 * doc/invoke.texi (MIPS Options): Document that -mint64 is
12028 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
12030 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
12032 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
12033 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
12034 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
12035 (cached_regno): Initialize to INVALID_REGNUM.
12036 (cse_reg_info_table_size,
12037 cse_reg_info_table_first_uninitialized,
12038 cse_reg_info_timestamp): New.
12039 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
12041 (init_cse_reg_info, get_cse_reg_info_1): New.
12042 (get_cse_reg_info): Cache the last look-up.
12043 (new_basic_block): Update the code to clear mappings from
12044 registers to cse_reg_info entries.
12045 (cse_main): Call init_cse_reg_info.
12047 * cse.c (get_cse_reg_info): Update a comment.
12049 2005-01-31 Steven Bosscher <stevenb@suse.de>
12052 * c-decl.c (start_decl): Do not warn about arrays of elements with
12053 an incomplete type here.
12054 (grokdeclarator): Do it here by making a pedwarn an error.
12055 * c-typeck.c (push_init_level): If there were previous errors with
12056 the constructor type, do not warn about braces for initializers.
12057 (process_init_element): Likewise for excess initializer elements.
12059 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
12061 * cse.c (delete_trivially_dead_insn): Don't iterate.
12063 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
12065 * config/rs6000/rs6000.md (copysignsf3): New expand.
12066 (copysigndf3): Likewise.
12068 2005-01-31 Steven Bosscher <stevenb@suse.de>
12070 * recog.c (constrain_operands): Only look for earlyclobber operand
12071 conflicts if an '&' constraint was seen.
12073 2005-01-31 Marc Espie <espie@openbsd.org>
12075 * config.gcc: Don't include embedded systems fragment, switches default
12076 debugging format to ELF.
12077 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
12078 longer pick it up there.
12080 2005-01-31 Dale Johannesen <dalej@apple.com>
12082 * doc/extend.texi (nested functions): Fix linkage description.
12083 Clarify that static is not allowed.
12085 2005-01-31 Dale Johannesen <dalej@apple.com>
12087 * config/rs6000/darwin.md (movsf_low_di): Make work.
12088 (movdf_low_di): Make work.
12090 2005-01-31 Dale Johannesen <dalej@apple.com>
12092 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12093 Make work for 64 bit.
12095 2005-01-31 Roger Sayle <roger@eyesopen.com>
12096 Dale Johannesen <dalej@apple.com>
12098 PR middle-end/19650
12099 * fold-const.c (fold_binary_op_with_conditional_arg):
12100 Make types match original operands, before STRIP_NOPS.
12102 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12104 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12105 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12106 (struct gcc_sigcontext): Delete. Merge contents to..
12107 (struct gcc_ucontext): ..here.
12108 (get_sigcontext): Delete.
12109 (get_regs): New function, like get_sigcontext but return regs ptr.
12110 64-bit version finds regs from r1 to support vdso.
12111 (ppc_linux_aux_vector): New function.
12112 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12115 2005-01-31 Ira Rosen <irar@il.ibm.com>
12117 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12119 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12120 redundant fold. Fix misalignment for MINUS_EXPR.
12121 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12122 (vect_analyze_pointer_ref_access): Likewise.
12123 (vect_get_memtag_and_dr): Likewise.
12125 2005-01-31 Richard Henderson <rth@redhat.com>
12127 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12128 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12129 absnegdf2_i387, absnegxf2_i387): Likewise.
12131 2005-01-31 Richard Henderson <rth@redhat.com>
12134 * optabs.c (expand_copysign_absneg): New.
12135 (expand_copysign_bit): Split out from ...
12136 (expand_copysign): ... here. Use expand_copysign_absneg.
12138 2005-01-30 Roger Sayle <roger@eyesopen.com>
12140 PR middle-end/19697
12141 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12142 constant as the second operand and a register as the third.
12144 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12147 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12148 that dllimport'd functions do not use all call-clobbered registers
12149 to pass parameters.
12151 2005-01-30 Richard Henderson <rth@redhat.com>
12154 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12155 expand_abs_nojump and generalize. Use operand_subword and
12156 emit_no_conflict_block. Support large modes.
12157 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12159 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12160 negation to subtraction.
12161 (expand_copysign): Check that the format has signed zeros.
12162 Use operand_subword and emit_no_conflict_block. Support large modes.
12164 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12166 Fix PR tree-optimization/19624
12168 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12169 * tree-ssa-pre.c: Add cfgloop.h.
12171 (pre_stats): New member, constified.
12172 (inserted_exprs): New static variable.
12173 (NECESSARY): New macro.
12174 (create_expression_by_pieces): Fold the expression, and
12175 mark it as defaulting to not necessary. Also put in
12177 (fully_constant_expression): New function.
12178 (insert_into_preds_of_block): Modify to not insert phis when we
12179 are playing with induction variables.
12180 Push phis onto the inserted_exprs vector, and mark them as not
12181 necessary by default.
12182 (insert_aux): Call fully_constant_expression on eprime.
12183 If all edges produce the same value, mark it constant.
12184 (mark_operand_necessary): New function.
12185 (remove_dead_inserted_code): New function.
12186 (init_pre): Init loop optimizer to get loop info.
12187 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12188 (execute_pre): Commit edge inserts, then remove dead code.
12190 2005-01-30 Richard Henderson <rth@redhat.com>
12192 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12193 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12195 2005-01-30 Richard Henderson <rth@redhat.com>
12198 * config/i386/i386.c (ix86_expand_copysign): New.
12199 (ix86_split_copysign_const): New.
12200 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12201 rearrange op1/nmask operands.
12202 * config/i386/i386-protos.h: Update.
12203 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12204 (copysigndf3): Likewise.
12205 (copysignsf3_const, copysigndf3_const): New.
12206 (copysignsf3_var): Rename from copysignsf3, split out splitter
12207 and fix split predicate for X constraint.
12208 (copysigndf3_var): Similarly.
12210 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12212 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12213 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12214 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12216 2005-01-29 Richard Henderson <rth@redhat.com>
12219 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12220 of # and * in constraints.
12222 2005-01-29 Richard Henderson <rth@redhat.com>
12224 PR middle-end/19689
12225 * expr.c (store_field): Don't strip sub-mode cast when the input
12226 data is even smaller.
12228 2005-01-29 Richard Henderson <rth@redhat.com>
12230 PR middle-end/19687
12231 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12234 2005-01-29 Richard Henderson <rth@redhat.com>
12236 * combine.c (make_field_assignment): Fix argument order
12239 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12241 PR tree-optimization/15791
12242 * fold-const.c (extract_array_ref): New function.
12243 (fold): Fold comparisons between &a[i] and &a[j] or
12244 semantically equivalent trees.
12246 2005-01-29 Jeff Law <law@redhat.com>
12248 * gcse.c (insert_expr_in_table): Revamp handling of available
12249 and anticipatable occurrence lists to avoid unnecessary list
12251 (insert_set_in_table): Similarly.
12253 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12255 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12257 (c_build_qualified_type): Build qualified array types with
12258 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12259 * c-decl.c (c_make_fname_decl): Build unqualified array type
12260 before qualified type.
12261 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12262 type is qualified, not just if type itself is. Don't apply
12263 qualifiers to array type when declarator is processed. Apply
12264 qualifiers to field type whether or not it is an array type.
12265 Don't handle array types specially for applying qualifiers to
12267 * c-typeck.c (composite_type): Build unqualified element type and
12268 array type when forming composite of array types.
12269 (common_pointer_type, comptypes, comp_target_types,
12270 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12271 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12273 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12274 (args2) in variables a1 and a2.
12276 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12278 * cse.c (n_elements_made, max_elements_made): Remove.
12279 (insert): Don't touch n_elements_made.
12280 (cse_main): Don't touch n_elements_made or max_elements_made.
12282 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12285 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12286 configuration part of dp-bit.c to be lost.
12288 2005-01-28 Roger Sayle <roger@eyesopen.com>
12290 * expmed.c (expand_mult_highpart_optab): When attempting to use
12291 a non-widening multiplication in a wider mode, the operands need
12292 to be converted (zero or sign extended) to that mode.
12294 2005-01-28 Ian Lance Taylor <ian@airs.com>
12296 PR middle-end/16558
12297 PR middle-end/19583
12298 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12299 through if both operands fall through.
12301 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12303 * cse.c (fold_rtx) <PC>: Don't optimize.
12305 2005-01-28 Jeff Law <law@redhat.com>
12307 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12308 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12310 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12312 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12313 cse_reg_info_used_list_end): Remove.
12314 (cse_reg_info_list, cse_reg_info_list_free): New.
12315 (get_cse_reg_info): When allocating an instance of
12316 cse_reg_info, add it to the beginning of the cse_reg_info_list
12317 list. Remove code to maintain cse_reg_info_used_list.
12318 (new_basic_block): Reset the free list to the beginning of
12321 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12323 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12324 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12325 (frv_expand_mdpackh_builtin): New function.
12326 (frv_expand_builtin): Use it to expand __MDPACKH.
12327 * doc/extend.texi (__MDPACKH): Update documentation.
12329 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12331 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12332 SSE_FLOAT_MODE_P for use_sse computation.
12334 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12337 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12339 2005-01-27 Richard Henderson <rth@redhat.com>
12341 * builtins.c (expand_builtin_copysign): New.
12342 (expand_builtin): Call it.
12343 * genopinit.c (optabs): Add copysign_optab.
12344 * optabs.c (init_optabs): Initialize it.
12345 (expand_copysign): New.
12346 * optabs.h (OTI_copysign, copysign_optab): New.
12347 (expand_copysign): Declare.
12349 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12350 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12352 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12353 (ix86_expand_fp_absneg_operator): ... here.
12354 (ix86_split_copysign): New.
12355 * config/i386/i386-protos.h: Update.
12356 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12357 (copysignsf3, copysigndf3): New.
12359 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12360 (copysignsf3, ncopysignsf3): New.
12361 (copysigndf3, ncopysigndf3): New.
12362 (copysignxf3, ncopysignxf3): New.
12363 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12365 2005-01-27 Arend Bayer <arend.bayer@web.de>
12366 Kazu Hirata <kazu@cs.umass.edu>
12368 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12369 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12370 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12373 2005-01-27 Jeff Law <law@redhat.com>
12375 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12376 definitions of SSA_NAMEs which are not being rewritten.
12377 (rewrite_ssa_into_ssa): Only initialize the current definition
12378 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12379 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12380 SSA_NAMEs before returning.
12382 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12384 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12385 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12386 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12387 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12388 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12390 2005-01-27 Steven Bosscher <stevenb@suse.de>
12392 PR middle-end/17278
12393 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12394 higher to -O2 and higher. Likewise for tree PRE.
12395 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12398 2005-01-27 Ian Lance Taylor <ian@airs.com>
12400 PR middle-end/19583
12401 * gimple-low.c (try_catch_may_fallthru): New static function.
12402 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12403 * tree-inline.c (expand_call_inline): Don't warn about reaching
12404 the end of a non-void function being inlined if the function uses
12407 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12409 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12412 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12413 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12414 (implicitly_declare): Handle error_mark_node.
12416 2005-01-27 Richard Henderson <rth@redhat.com>
12419 * tree.h (struct tree_decl): Add debug_expr_is_from.
12420 (DECL_DEBUG_EXPR_IS_FROM): New.
12421 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12422 * dwarf2out.c (dwarf2out_var_location): Update to match.
12423 * tree-outof-ssa.c (create_temp): Likewise.
12424 * var-tracking.c (track_expr_p): Likewise.
12425 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12426 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12427 * toplev.c (default_tree_printer): Likewise.
12429 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12431 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12432 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12434 2005-01-27 Steven Bosscher <stevenb@suse.de>
12436 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12437 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12438 ASM_CLOBBERS): Add tree checks.
12440 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12441 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12442 * c-common.def (SWITCH_STMT): Update to match.
12443 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12444 macros instead of SWITCH_EXPR ones.
12445 * c-dump.c (c_dump_tree): Likewise.
12446 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12447 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12449 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12451 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12453 * unwind-dw2.c (execute_stack_op): Add missing cases for
12454 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12456 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
12458 * config.gcc (Obsolete configurations): Remove 'dummy', add
12459 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12462 2005-01-26 Diego Novillo <dnovillo@redhat.com>
12464 PR tree-optimization/19633
12465 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12467 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12468 are no call-clobbered variables.
12469 * tree-outof-ssa.c (check_replaceable): Return false for calls
12472 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
12474 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12475 even for variables with NULL DECL_INITIAL.
12477 2005-01-26 Stuart Hastings <stuart@apple.com>
12479 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12481 2005-01-26 Richard Henderson <rth@redhat.com>
12483 PR middle-end/18008
12484 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12486 * expr.c (store_field): Strip conversions to odd-bit-sized types
12487 if the destination field width matches.
12489 2005-01-26 Richard Henderson <rth@redhat.com>
12491 * c-decl.c, expmed.c, expr.c: Revert last change.
12493 2005-01-26 Richard Henderson <rth@redhat.com>
12495 PR middle-end/18008
12496 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12498 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12499 if we don't need the bits above those present in the current mode.
12500 * expr.c (store_field): Strip conversions to odd-bit-sized types
12501 if the destination field width matches.
12503 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12505 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12506 either -ffast-math or -funsafe-math-optimizations is in use.
12508 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12512 * config/avr/avr.c (notice_update_cc): Only set condition code for
12513 ashrqi3 if shift count > 0.
12514 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12515 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12516 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12517 count <= 0 as a no-op, and shift count >= width by copying zero
12518 or sign bit to all bits of the result.
12519 * config/avr/avr.md (all shifts): Add alternatives for zero shift
12520 count, with attribute "length" set to 0 and "cc" set to "none".
12522 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12524 * doc/invoke.texi: Document -mTLS.
12526 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12527 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12528 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12529 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12530 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12531 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12532 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12533 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12535 * configure.ac: Check for a TLS capable gas.
12537 * configure: Regenerate.
12539 2005-01-26 Richard Henderson <rth@redhat.com>
12541 PR middle-end/18008
12542 * combine.c (make_field_assignment): Simplify store to zero_extract
12543 from a source with an overlapping mask.
12545 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12547 2004-11-11 Eric Christopher <echristo@redhat.com>
12549 * config/frv/frv.md: Add fr400_integer automaton. Don't
12550 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12553 2005-01-26 Steven Bosscher <stevenb@suse.de>
12555 PR middle-end/16585
12556 * cfgbuild.c (make_edges): Do not clear or set
12557 current_function_has_computed_jump.
12558 * function.h (struct function): Remove the has_computed_jump field.
12559 (current_function_has_computed_jump): Do not define.
12560 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12561 in a computed jump. Ignore current_function_has_computed_jump.
12563 2005-01-26 Richard Henderson <rth@redhat.com>
12565 PR middle-end/19515
12566 * expr.c (categorize_ctor_elements): New argument p_must_clear.
12567 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
12569 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
12570 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
12571 objects into static storage if they have more than one non-zero value.
12572 * tree.h (categorize_ctor_elements): Update decl.
12574 2005-01-26 Steven Bosscher <stevenb@suse.de>
12576 PR middle-end/19616
12577 * tree.h (CALL_EXPR_TAILCALL): Add comment.
12578 * calls.c (check_sibcall_argument_overlap_1): Revert the change
12579 to this function from 2004-07-10.
12580 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
12581 the current function for tail call optimizations if the address
12582 of one of it its arguments is taken.
12584 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
12586 * cse.c (fold_rtx): Call equiv_constant only when necessary.
12588 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
12590 * function.c (expand_function_end): If current_function_calls_alloca,
12591 emit stack restore in a place that is reached when the function falls
12592 through at the end.
12594 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
12596 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
12597 rule to avoid matching inappropriate suffix rule.
12599 2005-01-26 Jan Hubicka <jh@suse.cz>
12601 PR tree-optimization/19241
12602 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
12604 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12606 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
12607 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
12609 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
12610 <sim*>: Always use crt1.o, regardless of N in simN.
12611 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12612 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
12613 (CRT_CALL_STATIC_FUNCTION): Remove.
12614 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
12615 use crt1.o, regardless of N in simN.
12616 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12617 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
12618 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
12619 case isystem setting.
12620 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
12622 2005-01-25 Ian Lance Taylor <ian@airs.com>
12624 * gimple-low.c (block_may_fallthru): Correct handling of
12625 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
12627 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12629 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
12630 handlers to match indentation; nested under the mtune=* handler.
12631 Similar for mcpu= and march=.
12633 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
12635 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
12636 * config/mips/linux64.h (LIB_SPEC): Likewise.
12637 * config/mn10300/linux.h (LIB_SPEC): Likewise.
12638 * config/sh/linux.h (LIB_SPEC): Likewise.
12640 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
12642 * config/frv/frv.c (frv_legitimize_tls_address): New.
12643 (TARGET_HAVE_TLS): Define.
12644 (FRV_SYMBOL_REF_TLS_P): Define.
12645 (frv_override_options): Handle new register classes.
12646 (frv_legitimate_address_p): Reject tls addresses.
12647 (frv_legitimize_address): Handle TLS addresses.
12648 (gen_inlined_tls_plt): New.
12649 (gen_tlsmoff): New.
12650 (frv_legitimize_tls_address): New.
12651 (unspec_got_name): Add TLS entries.
12652 (got12_operand): Add R_FRV_TLSMOFF12 case.
12653 (frv_emit_move): Fixup TLS addresses.
12654 (frv_emit_movsi): Legitimize TLS addresses.
12656 * config/frv/frv.h (MASK_BIG_TLS): New.
12657 (TARGET_BIG_TLS): New.
12658 (HAVE_AS_TLS): Define.
12659 (TARGET_SWITCHES): Add -mTLS and -mtls options.
12660 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
12661 (REG_CLASS_NAMES): Same.
12662 (REG_CLASS_CONTENTS): Same.
12663 (CONSTRAINT_LEN): New.
12664 (REG_CLASS_FROM_CONSTRAINT): New.
12665 (PREDICATE_CODES): Add symbolic_operand.
12667 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
12668 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
12669 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
12670 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
12671 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
12672 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
12673 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
12674 GR9_REG, GR14_REG, LRREG.
12675 (type): Add load_or_call attribute.
12676 ("load_or_call"): New reservation.
12677 ("call_gettlsoff"): New.
12678 ("tls_indirect_call"): New.
12679 ("tls_load_gottlsoff12"): New.
12680 ("tlsoff_hilo"): New.
12681 ("tls_tlsdesc_ldd"): New.
12682 ("tls_tlsoff_ld"): New.
12685 * config/frv/frv-protos.h (symbolic_operand): Protoize.
12687 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
12689 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
12690 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
12691 * config/frv/frv.c (TLS_BIAS): Define.
12692 (frv_output_dwarf_dtprel): New.
12694 2005-01-26 Jakub Jelinek <jakub@redhat.com>
12696 PR rtl-optimization/19579
12697 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
12698 both A and B, see if they don't clobber registers the other expr uses.
12700 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
12702 * real.c (do_add): Initialize signalling and canonical members.
12704 * real.c (real_from_integer): Zero out destination.
12706 2005-01-18 Jan Hubicka <jh@suse.cz>
12708 PR tree-optimize/19337
12709 * tree-inline.c (initialize_inlined_parameters): Copy
12710 saved_static_chain_decl only.
12712 2005-01-25 Richard Henderson <rth@redhat.com>
12716 * config/i386/i386.c (x86_inter_unit_moves): Zero.
12717 (ix86_preferred_reload_class): Rewrite fp-constant section, with
12718 80387 enabled, to return a proper subclass. Return the subset that
12719 overlaps with GENERAL_REGS for PLUS.
12720 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
12722 2005-01-25 Richard Henderson <rth@redhat.com>
12724 PR middle-end/19609
12725 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
12727 2005-01-25 Roger Sayle <roger@eyesopen.com>
12729 * expmed.c (choose_multiplier): Change interface to return the
12730 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
12731 (expand_divmod): Update calls to choose_multiplier.
12733 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12735 PR middle-end/19330
12736 * expmed.c (extract_bit_field): Use adjust_address instead of
12737 gen_lowpart when op0 is a MEM.
12739 2005-01-24 Steven Bosscher <stevenb@suse.de>
12741 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
12743 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12745 * config/mips/irix-csr.c: New file.
12746 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12747 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12748 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12751 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
12754 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
12755 sparc/elf.h, add sparc/sp-elf.h.
12756 (sparc-*-rtems*): Likewise.
12757 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
12758 tm-dwarf2.h, add sparc/sp-elf.h.
12759 (sparc86x-*-elf): Likewise.
12760 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
12761 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
12762 TARGET_OS_CPP_BUILTINS.
12763 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12764 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12766 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
12767 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
12768 (SWITCH_TAKES_ARG): Likewise.
12769 (LOCAL_LABEL_PREFIX): Likewise.
12770 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
12771 (TARGET_N_FORMAT_TYPES): Delete.
12772 (TARGET_FORMAT_TYPES): Likewise.
12773 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
12774 * config/sparc/elf.h: Delete.
12775 * config/sparc/sp-elf.h: New file.
12777 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
12779 * tree-flow-inline.h (phi_arg_from_edge): Remove.
12780 * tree-flow.h: Remove the corresponding prototype.
12781 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
12782 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
12784 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12787 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
12788 for AIX ABI or ELF -fPIC.
12789 (rs6000_emit_load_toc_table): Don't create toc_section here.
12790 (rs6000_xcoff_file_start): Nor here.
12792 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
12794 * sh.c (ra.h): Don't #include.
12795 (hard_regs_intersect_p): New function, resurrected from ra.c.
12797 * sh.c: Fix 1996 Copyright.
12799 2005-01-24 Richard Henderson <rth@redhat.com>
12800 Aldy Hernandez <aldyh@redhat.com>
12802 * regrename.c (note_sets): Handle subregs.
12804 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
12807 * genconditions.c (write_header, write_conditions): Elide file if
12810 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
12812 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
12813 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
12816 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12818 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
12819 expand_builtin_printf, expand_builtin_fprintf,
12820 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
12821 checking against POINTER_TYPE.
12822 (validate_arglist): Handle POINTER_TYPE code by checking
12825 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
12827 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
12828 init_rtlanal): New.
12829 (for_each_rtx): Call for_each_rtx_1.
12830 * rtl.h (init_rtlanal): Declare.
12831 * toplev.c (backend_init): Call init_rtlanal.
12833 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12835 * flow.c (propagate_one_insn): Formatting.
12837 PR middle-end/19551
12838 * flow.c (libcall_dead_p): Be more conservative if unsure.
12839 If there are any instructions between insn and call, see if they are
12840 all dead before saying the libcall is dead.
12842 2005-01-24 Uros Bizjak <uros@kss-loka.si>
12844 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
12845 operand constraint for operand 0.
12847 2005-01-23 Richard Henderson <rth@redhat.com>
12850 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
12851 edges leading to join block.
12853 2005-01-23 Roger Sayle <roger@eyesopen.com>
12855 * expmed.c (expand_mult_highpart): Make static. Change type of
12856 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
12857 (expand_divmod): Updates calls to expand_mult_highpart by using
12858 gen_int_mode to pass a CONST_INT rtx.
12859 * rtl.h (expand_mult_highpart): Remove prototype.
12861 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12863 * flow.c (regset_bytes, regset_size): Remove.
12865 * cfganal.c: Fix a reference to Harvey's paper.
12867 2005-01-23 Steven Bosscher <stevenb@suse.de>
12869 PR rtl-optimization/19464
12870 * tree-optimize.c (init_tree_optimization_passes): Add one more
12871 copyrename pass just before out-of-ssa.
12873 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
12876 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
12877 * ggc-none.c (ggc_free): Define.
12879 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12881 * cse.c (max_reg, max_insn_uid): Remove.
12882 (cse_main): Don't access max_reg or max_insn_uid.
12884 * c-common.c (explicit_flag_signed_bitfields,
12885 lang_statement_code_p, lang_expand_function_end): Remove.
12886 * c-common.h: Remove the corresponding declarations.
12887 * c-opts.c (c_common_handle_option): Remove all write access
12888 to explicit_flag_signed_bitfields.
12890 * cgraph.c (cgraph_varpool_n_nodes): Remove.
12891 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
12892 * cgraph.h: Remove the corresponding declaration.
12894 * gcse.c (null_pointer_info): Remove.
12896 2005-01-23 Roger Sayle <roger@eyesopen.com>
12897 Eric Botcazou <ebotcazou@libertysurf.fr>
12899 * combine.c (simplify_logical): Only simplify logical expressions
12900 of the form ior(and(x,y),z) by the inverse distributive law if the
12901 result is cheaper than the original.
12903 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12905 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
12906 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
12907 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
12908 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
12909 config/freebsd-spec.h, config/arm/arm.h,
12910 config/h8300/h8300.md, config/i386/i386.md,
12911 config/i386/predicates.md, config/i386/sse.md,
12912 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
12913 config/vax/vax.md: Fix comment typos. Follow spelling
12916 2005-01-23 Steven Bosscher <stevenb@suse.de>
12918 * gengtype.c (walk_type): Produce `not equal to' compares for loop
12919 tests, instead of `less than'.
12921 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
12923 * function.c (assign_parm_setup_block): When creating a new stack slot
12924 for a parameter, get its alignment from the parameter's DECL_ALIGN
12925 rather than the type's TYPE_ALIGN. Make sure that the parameter
12926 is at least word aligned.
12928 2005-01-22 Roger Sayle <roger@eyesopen.com>
12930 PR middle-end/19378
12931 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
12933 2005-01-22 Richard Henderson <rth@redhat.com>
12936 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
12937 in both compare operands.
12938 (movdfcc_1_sse_max): Likewise.
12939 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
12940 (movdfcc_1_sse): Likewise.
12941 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
12942 scratch register as needed.
12944 2005-01-22 Richard Henderson <rth@redhat.com>
12946 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
12948 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
12950 2005-01-22 Richard Henderson <rth@redhat.com>
12952 * genopinit.c (optabs): Use smin/smax for floating point too.
12953 * doc/md.texi: Update to match. Clarify that floating point
12954 results are undefined for +0/-0 and NaN.
12955 * doc/rtl.texi: Likewise.
12956 * rtl.def (SMIN, SMAX): Likewise
12957 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
12959 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
12960 leading 's' to the name.
12961 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
12962 smaxxf3, sminxf3): Likewise.
12963 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
12966 2005-01-22 Paul Brook <paul@codesourcery.com>
12968 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
12970 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
12972 * config/s390/s390.c (struct processor_costs): New fields
12973 dlgr, dlr, dr, dsgfr, dsgr.
12974 (z900_cost, z990_cost): Values for new fields.
12975 (s390_rtx_costs): New cases MEM und COMPARE in switch
12976 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
12977 DIV, MOD, UDIV, UMOD.
12979 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
12981 * config/s390/s390.md ("doloop_si64"): Reload input value directly
12982 into the register being decremented.
12983 ("doloop_si31", "doloop_di"): Likewise.
12984 ("*doloop_si_long"): Adapt pattern.
12986 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
12988 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
12990 (CLASS_MAX_NREGS): Likewise.
12992 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
12994 * doc/tree-ssa.texi (Statement Operands): Add example for new
12995 must-def macro. Note deprecation of old operands interface.
12997 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
12999 PR tree-optimization/19484
13000 * tree-cfg.c (remove_fallthru_edge): New function.
13001 (cleanup_control_flow): Remove fallthru edges from calls that are
13002 now known not to return.
13004 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13006 Fix PR tree-optimization/19038
13007 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
13008 copies with loop variant ones.
13010 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
13012 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
13013 config/alpha/alpha-protos.h, config/alpha/alpha.h,
13014 config/alpha/alpha.md, config/alpha/predicates.md,
13015 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
13016 config/sparc/sol2.h: Update copyright.
13018 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
13019 first label to see if it is a nonlocal label.
13021 2005-01-22 David Edelsohn <edelsohn@gnu.org>
13022 Andrew Pinski <pinskia@physics.uc.edu>
13025 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
13026 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
13028 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13030 * config/rs6000/rtems.h: Update copyright.
13032 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
13035 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
13036 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
13037 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
13039 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
13042 * c-typeck.c (convert_arguments): Check for error_mark_node.
13044 2005-01-21 Ian Lance Taylor <ian@airs.com>
13046 PR tree-optimization/13000
13047 * tree-inline.c: Include "tree-flow.h".
13048 (expand_call_inline): If warn_return_type, warn if non-void inline
13049 function falls through.
13050 * tree-cfg.c (execute_warn_function_return): Don't warn about
13051 control reaching end if TREE_NO_WARNING is set. Set
13053 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
13055 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
13056 branch if we don't need one.
13057 * c-typeck.c: Include "tree-flow.h"
13058 (c_finish_bc_stmt): Don't add a goto if the current statement
13059 list doesn't fall through to the current point.
13061 2005-01-21 Roger Sayle <roger@eyesopen.com>
13063 PR rtl-optimization/576
13064 * real.c (real_arithmetic): Change return type from void to bool
13065 to return an indication that the result may be inexact.
13066 * real.h (real_arithmeric): Update prototype.
13067 * fold-const.c (const_binop): Don't constant fold floating
13068 point expressions when the user specifies -frounding-math and
13069 the result may depend upon the run-time rounding mode.
13070 (fold_convert_const_real_from_real): Clean-up.
13071 (fold_initializer): Ignore flag_rounding_math for initializers.
13072 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
13073 constant fold FP operations with flag_rounding_math if the
13074 result may depend upon the run-time rounding mode.
13076 2005-01-21 Tom Tromey <tromey@redhat.com>
13078 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
13080 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
13082 * tree-cfg.c: Fix comment typos.
13084 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13086 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13087 around the call to rest_of_handle_branch_target_load_optimize.
13089 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13091 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13092 (sparc64-*-openbsd*): Likewise.
13093 (sparclite-*-elf*): Include tm-dwarf2.h.
13094 (sparc86x-*-elf*): Likewise.
13095 (sparc64-*-elf*): Likewise.
13096 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13097 (DBX_DEBUGGING_INFO): Likewise.
13098 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13099 (PREFERRED_DEBUGGING_TYPE): Likewise.
13100 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13101 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13102 (PREFERRED_DEBUGGING_TYPE): Likewise.
13103 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13104 (PREFERRED_DEBUGGING_TYPE): Likewise.
13105 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13107 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13110 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13112 2005-01-20 Paul Brook <paul@codesourcery.com>
13114 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13116 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13118 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13119 label is first in a sequence of labels.
13121 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13123 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13124 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13126 * doc/sourcebuild.texi (Test Directives): New.
13128 2005-01-20 Roger Sayle <roger@eyesopen.com>
13130 * real.c (real_floor): Don't leave the result uninitialized when
13131 mode is VOIDMode, but return the unrounded intermediate value.
13132 (real_ceil): Likewise.
13134 2005-01-20 Paul Brook <paul@codesourcery.com>
13136 * config/arm/arm.md (insv): Use gen_int_mode.
13138 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13140 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13141 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13142 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13143 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13144 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13146 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13149 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13150 fbreg, so we have to assume we can't.
13151 (loc_descriptor_from_tree_1): Ditto.
13152 (containing_function_has_frame_base): New function.
13153 (add_location_or_const_value_attribute): Use it.
13154 Also try to generate a frame_base from a single element location
13157 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13159 PR tree-optimization/15349
13160 * timevar.def (TV_TREE_MERGE_PHI): New.
13161 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13163 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13164 calls to tree_forwarder_block_p.
13165 (remove_forwarder_block_with_phi, merge_phi_nodes,
13166 gate_merge_phi, pass_merge_phi): New.
13167 * tree-optimize.c (init_tree_optimization_passes): Add
13169 * tree-pass.h: Add an extern for pass_merge_phi;
13171 2005-01-20 Richard Henderson <rth@redhat.com>
13174 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13175 (_mm_castps_pd, _mm_castps_si128): New.
13176 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13178 2005-01-20 Richard Henderson <rth@redhat.com>
13181 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13182 __builtin_ia32_vec_init_v2si.
13183 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13184 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13185 (ix86_init_mmx_sse_builtins): Create it.
13186 (ix86_expand_builtin): Expand it.
13187 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13188 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13189 (vec_extractv2si_0, vec_extractv2si_1): New.
13191 2005-01-20 Richard Henderson <rth@redhat.com>
13194 * config/i386/i386.c (ix86_expand_push): New.
13195 * config/i386/mmx.md (push<MMXMODE>1): New.
13196 * config/i386/sse.md (push<SSEMODE>1): New.
13197 * config/i386/i386-protos.h: Update.
13199 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13201 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13204 2005-01-20 Richard Henderson <rth@redhat.com>
13206 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13207 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13209 2005-01-19 Richard Henderson <rth@redhat.com>
13212 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13213 to V4SFmode in SSE1 fallback load path.
13215 2005-01-19 Richard Henderson <rth@redhat.com>
13217 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13218 in QImode expansion to ix86_expand_vector_set.
13219 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13221 2005-01-19 Richard Henderson <rth@redhat.com>
13224 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13225 subclass of the input class.
13226 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13227 Always true for cross-SSE1 classes. Rationalize conditionals.
13228 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13229 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13230 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13231 (movdi_2): Add MMX/SSE zeros.
13232 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13233 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13234 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13235 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13236 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13237 (zero_extendsidi2_rex64_1): Remove.
13238 (MOV0 peephole): Check GENERAL_REG_P.
13240 2005-01-19 Richard Henderson <rth@redhat.com>
13243 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13245 (ix86_expand_vector_extract): Likewise.
13247 2005-01-19 Richard Henderson <rth@redhat.com>
13249 PR middle-end/19304
13250 * expr.c (emit_move_change_mode): New argument force; use
13251 simplify_gen_subreg if true.
13252 (emit_move_via_alt_mode): Merge into ...
13253 (emit_move_via_integer): ... here.
13254 (emit_move_ccmode): Use emit_move_change_mode directly.
13256 2005-01-19 Richard Henderson <rth@redhat.com>
13259 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13260 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13261 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13263 (alpha_emit_set_const): Likewise. Make static.
13264 (alpha_emit_set_long_const): Make static.
13265 (alpha_extract_integer): Split out from alpha_expand_mov.
13266 (alpha_split_const_mov): Likewise.
13267 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13268 (alpha_legitimate_constant_p): New.
13269 * config/alpha/alpha-protos.h: Update.
13270 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13271 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13272 * config/alpha/alpha.md (movsi): Add n alternative.
13273 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13274 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13275 (splitters for all of the above): Use alpha_split_const_mov.
13276 * config/alpha/predicates.md (non_add_const_operand): New.
13277 (non_zero_const_operand): New.
13278 (input_operand): Use alpha_legitimate_constant_p after reload.
13280 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13282 PR tree-optimization/19038
13283 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13284 (add_candidate): Add ivs with increment in latch only if
13285 allow_ip_end_pos_p is true.
13286 (determine_iv_cost): Use empty_block_p.
13288 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13290 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13291 (compute_dominance_frontiers): Ditto.
13293 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13296 * config/sh/t-rtems: New.
13297 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13299 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13301 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13302 the offset of the selected field.
13304 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13306 * tree-cfg.c (remove_forwarder_block): Fix the check to
13307 prevent a nonlocal label from appearing in the middle of a
13310 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13312 PR rtl-optimization/19462
13313 * reorg.c (find_end_label): Create return insn only if
13314 current_function_epilogue_delay_list is empty.
13316 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13318 * doc/passes.texi: Remove paragraph mentioning new-ra.
13320 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13322 PR rtl-optimization/15139
13323 * combine.c: Include params.h.
13324 (count_rtxs): New function.
13325 (record_value_for_reg): If replace_rtx would replace at least
13326 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13327 (clobber (const_int 0)) instead of TEM.
13328 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13329 * params.h (MAX_LAST_VALUE_RTL): New.
13330 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13331 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13334 * c-typeck.c (digest_init): Only call build_vector if all constructor
13335 elements are *_CST nodes.
13336 * gimplify.c (gimplify_init_constructor): Likewise.
13338 PR middle-end/19164
13339 * c-typeck.c (digest_init): Only call build_vector if inside_init
13342 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13344 * toplev.c (init_asm_output): Remove dead #ifdef.
13346 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13348 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13350 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13352 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13353 accessing DECL_FUNCTION_CODE.
13354 * dojump.c (do_jump): Likewise.
13355 * gimplify.c (gimplify_call_expr): Likewise.
13356 * predict.c (expr_expected_value): Likewise.
13357 (strip_builtin_expect): Likewise.
13358 * tree-inline.c (estimate_num_insns_1): Likewise.
13359 * tree-ssa-loop-im.c (stmt_cost): Likewise
13360 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13361 (tree_expr_nonnegative_p): Likewise.
13363 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13365 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13366 variant of the load_pcrel_sym pattern.
13367 * config/sparc/sparc.md (P macro): Move to the top.
13368 (load_pcrel_sym): Macroize using P.
13369 (save_register_window): Likewise.
13371 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13373 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13374 ("sordered"): Same.
13376 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13379 * c-typeck.c (build_asm_expr): Strip nops off
13380 input memory operands.
13382 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13384 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13385 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13386 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13387 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13389 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13392 * config/i386/i386.c (override_options): If the 80387 is disabled,
13393 then do not return FP values using FP registers.
13395 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13397 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13398 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13399 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13400 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13401 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13402 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13403 output.h, postreload-gcse.c, postreload.c, recog.c,
13404 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13405 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13406 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13407 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13408 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13409 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13410 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13411 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13413 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13414 config/alpha/alpha.c, config/arm/vfp.md,
13415 config/i386/emmintrin.h, config/i386/i386-modes.def,
13416 config/i386/i386-protos.h, config/i386/i386.h,
13417 config/i386/pmmintrin.h, config/i386/ppro.md,
13418 config/i386/predicates.md, config/i386/xmmintrin.h,
13419 config/i860/i860.c, config/ia64/ia64-modes.def,
13420 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13421 config/ia64/ia64.md, config/ia64/itanium1.md,
13422 config/ia64/itanium2.md, config/ia64/predicates.md,
13423 config/iq2000/iq2000.h, config/mips/linux64.h,
13424 config/rs6000/aix41.h, config/rs6000/aix43.h,
13425 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13426 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13427 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13428 config/sparc/linux64.h, config/sparc/litecoff.h,
13429 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13430 config/sparc/sparc.h, config/sparc/sparc.md,
13431 config/sparc/sysv4-only.h: Update copyright.
13433 2005-01-18 Richard Henderson <rth@redhat.com>
13436 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13438 2005-01-18 Marc Espie <espie@openbsd.org>
13439 * config/i386/openbsdelf.h: Typo.
13441 2005-01-18 Richard Henderson <rth@redhat.com>
13443 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13444 special case for sse.
13445 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13447 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13449 * tree-inline.c (estimate_num_insns_1): Added cases for
13450 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13452 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13454 PR rtl-optimization/19296
13455 * combine.c (simplify_comparison): Rewrite the condition under
13456 which a non-paradoxical SUBREG of a PLUS can be lifted when
13457 compared against a constant.
13459 2005-01-18 Andi Kleen <ak@muc.de>
13461 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13462 * c.opt (-Wpointer-sign): Add.
13463 * doc/invoke.texi: (-Wpointer-sign): Add.
13465 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13467 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13468 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13469 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13470 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13471 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13472 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
13473 for TARGET_MIX_SSE_I387.
13474 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13475 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13476 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13477 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13478 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13479 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
13480 TARGET_MIX_SSE_I387.
13481 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13484 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13487 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13488 Add movaps alternative for xmm reg->reg move.
13490 2005-01-17 Jeff Law <law@redhat.com>
13492 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13493 at the end of the main DOM loop rather than just before DOM exits.
13495 2005-01-17 Diego Novillo <dnovillo@redhat.com>
13497 PR tree-optimization/19121
13498 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13499 adding aliases to a name tag, also add them to the pointer's
13501 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13502 sensitive alias info at all. Only check that the two pointers
13503 have compatible pointed-to sets.
13504 * tree-ssa.c (verify_name_tags): Verify that the alias set of
13505 a pointer's type tag is a superset of the alias set of the
13506 pointer's name tag.
13508 2005-01-17 James E Wilson <wilson@specifixinc.com>
13511 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
13512 comment to document why.
13514 2005-01-17 Richard Henderson <rth@redhat.com>
13516 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13517 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13518 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13519 sse2_vmsminv2df3_finite): New.
13520 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13521 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13522 Force op1 into register.
13524 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
13526 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13527 bubblestrap from always rebuilding build directory.
13529 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
13531 * config/s390/s390.md ("*clc"): Remove incorrect '='.
13532 ("*cmpmem_short"): Likewise.
13534 2005-01-17 Steven Bosscher <stevenb@suse.de>
13536 * basic-block.h: Document BB_* flags.
13537 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13538 use an sbitmap instead.
13539 * sched-rgn.c (compute_trg_info): Likewise.
13541 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
13543 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
13544 redundant target_cpu_default and extra_parts lines. Use the default
13546 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13547 (SUBTARGET_EXTRA_SPECS): Delete.
13548 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
13549 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13550 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13551 and "n32" for -mabi=n32.
13553 2005-01-17 Ian Lance Taylor <ian@airs.com>
13556 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13557 fold constant variables into initial values.
13559 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13561 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
13563 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
13564 through the statements backward.
13566 2005-01-17 Ian Lance Taylor <ian@airs.com>
13568 PR middle-end/13127:
13569 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
13570 a variable set to the return value of the inlined function.
13572 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
13574 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
13575 when modes are tieable.
13577 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
13579 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
13580 of pthread_create to find out if threads are enabled.
13581 * gthr-posix95.h (__gthread_active_p): Likewise.
13583 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13585 * common.opt (-fnew-ra): Remove.
13587 * toplev.h (flag_new_regalloc): Remove.
13588 * Makefile.in (ra*.*): Don't mention.
13589 * passes.c (rest_of_handle_new_regalloc): Remove.
13590 (rest_of_handle_combine, rest_of_compilation): Always consider
13591 flag_new_regalloc as false.
13592 * doc/invoke.texi: Don't document -fnew-ra.
13594 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13596 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
13597 last parameter to reg_scan.
13598 * loop.c (loop_optimize): Likewise.
13599 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
13600 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
13601 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
13602 rest_of_handle_gcse, rest_of_handle_loop_optimize,
13603 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
13604 * regclass.c (reg_scan): Likewise, for the declaration.
13605 * rtl.h (reg_scan): Likewise, for the prototype.
13607 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13609 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
13610 mark_dfs_back_edges.
13612 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
13614 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
13615 (compute_avail): Uses don't go in tmp_gen.
13617 2005-01-16 Steven Bosscher <stevenb@suse.de>
13619 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
13620 loop to look for a free slot in a page entry.
13622 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13625 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
13626 * toplev.c (compile_file): Call process_pending_assemble_output_defs
13627 just before targetm.asm_out.file_end.
13628 * tree.h (process_pending_assemble_output_defs): Declare.
13629 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
13631 (assemble_alias): Defer generation of assembly code for defines when
13632 TARGET_DEFERRED_OUTPUT_DEFS is true.
13633 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13634 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13635 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
13637 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13640 * pa.c (pa_scalar_mode_supported_p): New function.
13641 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13642 * pa.h (MIN_UNITS_PER_WORD): Add comment.
13644 * pa-protos.h (prefetch_operand): Delete.
13645 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
13646 * pa.c (prefetch_operand): Delete.
13647 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
13648 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
13649 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
13650 and prefetch_nocc_operand.
13651 * pa.md (prefetch): Rework to avoid reload problems handling short
13652 displacements when a cache control completer needs to be provided.
13653 (prefetch_32, prefetch_64): Delete.
13654 (prefetch_cc, prefetch_nocc): New patterns.
13656 2005-01-15 David Edelsohn <edelsohn@gnu.org>
13658 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
13660 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13663 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
13664 exceeds maximum alignment for global common data.
13665 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
13666 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
13668 2004-01-15 Roger Sayle <roger@eyesopen.com>
13670 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
13672 2004-01-15 Roger Sayle <roger@eyesopen.com>
13674 * harg-reg-set.h (reg_class_names): Prototype global array.
13675 * regclass.c (reg_class_names): Declare here and initialize to
13677 (dump_regclass): Remove local declaration of reg_class_names.
13678 (regclass): Likewise.
13679 * cfg.c (dump_flow_info): Likewise.
13680 * ra-debug.c (reg_class_names): Likewise.
13681 * regrename.c (reg_class_names): Likewise.
13682 * reload.c (reg_class_names): Likewise.
13683 * reload1.c (spill_failure): Likewise.
13684 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
13686 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
13688 * config/s390/s390.md ("reload_outti"): Remove predicate for
13689 output operand. Abort if operand is not a MEM.
13690 ("reload_outdi", "reload_outdf"): Likewise.
13692 2005-01-15 Marc Espie <espie@openbsd.org>
13694 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
13695 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
13696 * config/openbsd.h: Fix C++ includes for native configurations.
13697 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
13698 Add trampoline support.
13699 * config/i386/openbsdelf.h: New.
13701 2005-01-15 Marc Espie <espie@openbsd.org>
13703 * collect2.c (main): Explicitly parse -dynamic-linker option.
13705 2005-01-15 Jakub Jelinek <jakub@redhat.com>
13707 PR tree-optimization/19060
13708 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
13709 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
13710 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
13711 and handle extract_range_from_cond returning false.
13712 * fold-const.c (fold): Optimize comparisons with min/max even for
13713 width > HOST_BITS_PER_WIDE_INT.
13715 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
13717 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
13718 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
13719 Remove little endian multilib variants.
13720 Add mips32 multilib variant.
13722 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
13724 * explow.c (copy_all_reg, stabilize): Remove.
13725 * expr.h: Remove the corresponding prototypes.
13727 * rtlanal.c (regs_set_between_p): Remove.
13728 * rtl.h: Remove the corresponding prototype.
13730 2005-01-14 David Edelsohn <edelsohn@gnu.org>
13732 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
13733 to rs6000_nonimmediate_operand.
13734 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
13735 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
13736 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
13737 rs6000_nonimmediate_operand.
13738 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
13739 rs6000_nonimmediate_operand.
13741 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
13743 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
13745 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13747 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
13749 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
13750 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
13752 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
13753 (rs6k_nonimmediate_operand): New.
13754 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
13756 (legitimate_lo_sum_address_p): Same.
13757 (rs6000_legitimize_address): Same.
13758 (rs6000_legitimize_reload_address): Same.
13759 (rs6000_legitimate_address): Same.
13760 (spe_build_register_parallel): Pass DF and DC modes in a DI
13763 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
13764 to rs6k_nonimmediate_operand.
13766 * config/rs6000/spe.md ("*frob_df_di"): New.
13767 ("*frob_di_df"): New.
13768 ("*frob_di_df_2"): New.
13769 ("*mov_sidf_e500_subreg0"): New.
13770 ("*mov_sidf_e500_subreg4"): New.
13771 ("*movdf_e500_double"): Change predicate to
13772 rs6k_nonimmediate_operand.
13774 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13776 * postreload.c (move2add_note_store): Only call
13777 trunc_int_for_mode on scalar integers.
13779 2005-01-14 Steven Bosscher <stevenb@suse.de>
13781 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
13782 replace BB_VISITED uses.
13783 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
13784 (propagate_necessity): Check the bitmap instead of BB_VISITED.
13785 (tree_dce_done): Free visited_control_parents.
13786 (perform_tree_ssa_dce): Allocate and clear it.
13787 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
13788 (compute_antic): Iterate from here using a DFS. Use an sbitmap
13789 instead of BB_VISITED.
13791 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
13793 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
13794 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
13795 Remove unused prototypes.
13797 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13799 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
13800 64-bit register usage.
13801 (spe_func_has_64bit_regs_p): Add FIXME note.
13803 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13805 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
13806 flag_finite_math_only with flag_unsafe_math_optimizations.
13808 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
13810 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
13811 end-of-stack check.
13812 (__tpf_eh_return): Copy TPF private stack area from the module
13813 boundary stack frame. Add check for when module addresses are
13814 equal, but no stub address is found.
13816 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
13819 * arm.h (struct machine_function): Add call_via field.
13820 (thumb_call_via_label): Declare.
13821 * arm.c (thumb_call_via_label): New variable.
13822 (thumb_call_reg_needed): New variable.
13823 (arm_output_function_epilogue): For Thumb code, output any per-function
13824 call-indirect trampolines.
13825 (thumb_call_via_reg): New function.
13826 (arm_file_end): New function.
13827 (TARGET_ASM_FILE_END): Call arm_file_end.
13828 (aof_file_end): Likewise.
13829 * arm-protos.h (thumb_call_via_reg): Declare.
13830 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
13831 thumb_call_via_reg in normal case.
13833 2005-01-14 Jakub Jelinek <jakub@redhat.com>
13835 PR middle-end/19084
13836 PR rtl-optimization/19348
13837 * recog.c (peephole2_optimize): Do global life update if some peephole
13838 decides it doesn't need at least one of its inputs and that change
13839 influences liveness at the start of the basic block.
13841 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
13842 arguments instead of 1.
13844 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
13846 PR middle-end/18820
13847 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
13848 zero for nested functions needing a static chain or functions
13849 with a non-constant address.
13851 2005-01-13 Roger Sayle <roger@eyesopen.com>
13853 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
13854 (and (sign_extend X) C) into (zero_extend (and X C)).
13856 2005-01-13 David O'Brien <obrien@FreeBSD.org>
13858 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
13860 2005-01-13 Richard Henderson <rth@redhat.com>
13865 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
13866 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
13867 not just TARGET_SSE.
13868 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
13869 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
13870 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
13871 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
13872 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
13873 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
13874 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
13875 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
13876 (movdicc_c_rex64): Rename with '*'.
13877 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
13878 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
13879 (movsfcc_1_387): Rename from movsfcc_1.
13880 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
13881 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
13882 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
13883 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
13884 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
13885 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
13886 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
13887 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
13888 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
13889 sse_movdfcc_const0_4): Remove.
13890 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
13891 recognize min/max early. Update for changed sse cmove patterns.
13892 (ix86_split_sse_movcc): New.
13893 * config/i386/i386-protos.h: Update.
13895 2005-01-13 Steven Bosscher <stevenb@suse.de>
13897 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
13898 (fix_stmt_v_may_defs): Likewise.
13900 2005-01-13 Richard Henderson <rth@redhat.com>
13902 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
13903 for converting the mask.
13905 2005-01-13 David Edelsohn <edelsohn@gnu.org>
13907 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
13910 2005-01-13 Richard Henderson <rth@redhat.com>
13912 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
13913 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
13914 IX86_BUILTIN_MOVDQ2Q): Remove.
13915 (IX86_BUILTIN_VEC_EXT_V4SI): New.
13916 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
13917 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
13919 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
13920 (sse2_pextrw): Fix immediate constraint.
13921 (sse2_loadq, sse2_loadq_rex64): Remove.
13922 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
13923 Use __builtin_ia32_vec_ext_<size>.
13924 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
13926 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
13928 * function.c (assign_parm_setup_block): Look inside original
13929 entry_parm when inspecting PARALLEL.
13931 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
13932 Joel Sherrill <joel@oarcorp.com>
13935 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
13936 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
13937 rtems_gxx_recursive_mutex_init.
13938 (__gthread_recursive_mutex_lock): New function.
13939 (__gthread_recursive_mutex_trylock): Likewise.
13940 (__gthread_recursive_mutex_unlock): Likewise.
13942 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
13944 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
13946 2005-01-13 Jan Beulich <jbeulich@novell.com>
13948 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
13949 (ashrti3_internal): Indicate output is early clobber. Generate result
13950 into output rather than first input. Use move for low word of output
13951 if shift count is exactly 64.
13952 (lshrti3_internal): Likewise.
13954 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
13958 * reload1.c (delete_output_reload): Don't delete an output reload
13959 if the pseudo lives longer than a single basic block. Adjust and
13960 improve wording of comment.
13962 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
13965 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
13966 of TYPE_SIZE where we mean the number of bytes.
13968 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
13970 * function.c (assign_parm_setup_block): Relax condition on
13971 multi-register optimization.
13973 2005-01-12 Nick Clifton <nickc@redhat.com>
13975 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
13976 an "in_delay_slot" attribute of "no" to prevent them being used in
13977 delay slots. This is forbidden because they might generate
13980 2005-01-12 Alan Modra <amodra@bigpond.net.au>
13983 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
13984 with r->Y and Y->r.
13986 2005-01-12 Nick Clifton <nickc@redhat.com>
13988 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
13989 passed on to GAS) but do not define, as GAS no longer supports or
13990 needs the -m2000 option.
13992 2005-01-11 Roger Sayle <roger@eyesopen.com>
13994 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
13995 type as args of unprototyped builtins aren't automatically promoted.
13996 (fold_builtin_abs): Likewise.
13998 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14000 * Makefile.in: Set a `build-warn' variable.
14002 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
14004 PR tree-optimization/17949
14005 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
14006 (find_interesting_uses_address): Use it.
14008 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
14010 * regrename.c (kill_value): Handle subreg's that won't simplify.
14012 2005-01-11 Richard Henderson <rth@redhat.com>
14015 * config/i386/i386.h (enum ix86_builtins): Move ...
14016 * config/i386/i386.c: ... here.
14017 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
14018 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
14019 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
14020 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
14021 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
14022 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
14023 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
14024 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
14025 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
14026 IX86_BUILTIN_LOADDDUP): Remove.
14027 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
14028 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
14029 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
14030 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
14031 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
14032 (ix86_init_builtins): Make static.
14033 (ix86_init_mmx_sse_builtins): Update for changed builtins.
14034 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
14035 if all the modes match. Otherwise, fake it.
14036 (get_element_number, ix86_expand_vec_init_builtin,
14037 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
14038 (ix86_expand_builtin): Make static. Update for changed builtins.
14039 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
14040 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
14041 (ix86_expand_vector_init_duplicate): New.
14042 (ix86_expand_vector_init_low_nonzero): New.
14043 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
14044 Split out from ix86_expand_vector_init; handle integer modes.
14045 (ix86_expand_vector_init): Use them.
14046 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
14047 * config/i386/i386-protos.h: Update.
14048 * config/i386/predicates.md (reg_or_0_operand): New.
14049 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
14050 (movv2sf_internal): Likewise. And a splitter to match them all.
14051 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
14052 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
14053 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
14054 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
14055 (mmx_pinsrw): Fix operand ordering.
14056 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
14057 rather than sse_loadss expander.
14058 (movv2df splitter): Similarly.
14059 (sse_loadss, sse_loadlss): Remove.
14060 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
14061 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
14062 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
14063 (sse3_movddup): Rename with '*'.
14064 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
14065 (sse2_loadsd): Remove.
14066 (vec_dupv2df_sse3): Rename from sse3_loadddup.
14067 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
14068 (sse2_pinsrw): Fix argument ordering.
14069 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
14070 (sse2_stored): Remove 'r' destination.
14071 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
14072 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
14073 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
14074 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
14075 vec_extractv16qi, vec_initv16qi): New.
14077 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
14078 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
14079 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
14081 (_mm_load_pd, _mm_store_pd): Use plain dereference.
14082 (_mm_load_si128, _mm_store_si128): Likewise.
14083 (_mm_load1_pd): Use _mm_set1_pd.
14084 (_mm_load_sd): Use _mm_set_sd.
14085 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14086 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14087 (_mm_set_epi64): Use _mm_set_epi64x.
14088 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14089 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14090 _mm_setr_epi8): Use _mm_set_foo form.
14091 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14092 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14093 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14094 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14095 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14096 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14097 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14098 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14099 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14100 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14101 (_mm_movedup_pd): Use _mm_shuffle_pd.
14102 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14103 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14104 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14105 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14106 Use _mm_setzero_ps.
14107 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14108 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14109 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14110 (_mm_store_ps): Use raw dereference.
14111 (_mm_store1_ps): Use _mm_storeu_ps.
14112 (_mm_storer_ps): Use _mm_store_ps.
14113 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14114 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14116 2005-01-11 Stan Shebs <shebs@apple.com>
14118 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14119 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14121 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14124 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14125 Skip all DECLs except for FIELD_DECLs.
14127 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14129 * config/s390/s390.c (override_options): Return error if
14130 -mbackchain, -mpacked-stack and -mhard-float are used together.
14131 (s390_va_start): Remove the backchain && packed-stack special case.
14132 (s390_gimplify_va_arg): Likewise.
14133 * doc/invoke.texi: Remove the ABI incompatibility note.
14135 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14137 * config/s390/s390.c (struct s390_frame_layout): Remove
14139 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14140 save_backchain_p with TARGET_BACKCHAIN.
14142 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14145 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14146 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14147 * function.c (locate_and_pad_parm): Set new field.
14148 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14149 Tweak where_pad test to include "none". Always set mem align for
14151 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14152 not sufficient for type.
14153 (assign_parm_setup_block): If stack_parm is zero on entry, always
14154 make a new stack local. Block move old stack parm if necessary
14155 to new aligned stack local.
14156 (assign_parm_setup_stack): Use a block move to handle
14157 potentially misaligned entry_parm.
14158 (assign_parms_unsplit_complex): Specify required alignment when
14159 creating stack local.
14160 * calls.c (compute_argument_addresses): Override alignment of stack
14161 arg calculated from its type with the alignment given by
14162 FUNCTION_ARG_BOUNDARY.
14163 (store_one_arg): Likewise.
14165 2005-01-11 Jan Beulich <jbeulich@novell.com>
14167 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14168 Change respective itanium_class attribute to ialu.
14169 (shladdp4_internal): New.
14170 * config/ia64/predicates.md (shladd_log2_operand): New.
14172 2005-01-11 Richard Henderson <rth@redhat.com>
14174 * expr.c (store_constructor): Use rtvec_alloc instead of
14175 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14177 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14179 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14181 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14183 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14184 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14185 (TARGET_RWRELOC): Define.
14186 (ia64_rwreloc_section_type_flags): Delete.
14187 (ia64_section_type_flags): New function.
14188 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14189 (TARGET_RWRELOC): Define.
14191 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14194 * config/ia64/ia64.c (process_set): For alloc insn, only call
14195 process_epilogue is !frame_pointer_needed.
14197 2005-01-10 Roger Sayle <roger@eyesopen.com>
14200 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14201 unary operator and can't be treated as a binary/comparison operator.
14203 2005-01-10 Richard Henderson <rth@redhat.com>
14205 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14206 (ix86_return_in_memory): Likewise.
14207 (function_arg_advance): Likewise. Mirror structure in function_arg
14208 for choosing register to advance.
14210 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14212 * tree-vectorizer.c, tree.def: Fix comment typos.
14214 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14216 * config/s390/s390.c (struct processor_costs): 4 new fields:
14217 ddbr, ddr, debr, der.
14218 (s390_rtx_costs): More precise handling of divide instructions.
14220 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14222 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14224 2005-01-10 Jan Beulich <jbeulich@novell.com>
14226 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14227 names resulting from -ffunction-sections/-fdata-sections and linkonce
14229 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14230 based on the section name. Rearrange the section name comparison logic
14231 slightly so that each section name is compared against at most once.
14233 2005-01-10 Ben Elliston <bje@au.ibm.com>
14235 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14236 targets for which -fPIC reduces limitations on the GOT size.
14238 2005-01-09 Falk Hueffner <falk@debian.org>
14240 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14243 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14246 * collect2.c (main): Set aixrtl_flag for -brtl option.
14247 (resolve_lib_name): Search for .so file extension before .a
14248 if aixrtl_flag set.
14250 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14252 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14253 (vect_analyze_data_refs_alignment): Add dump prints.
14255 2005-01-09 Ira Rosen <irar@il.ibm.com>
14257 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14258 expr_invariant_in_loop_p.
14259 Initialize outputs first thing in the function.
14260 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14261 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14262 (vect_analyze_pointer_ref_access): Check that the initial condition of
14263 the access function is loop invariant.
14265 2005-01-09 Richard Henderson <rth@redhat.com>
14267 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14268 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14269 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14270 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14271 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14272 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14273 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14274 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14275 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14276 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14277 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14278 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14279 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14280 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14281 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14282 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14283 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14284 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14285 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14286 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14287 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14288 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14289 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14291 (mmx_clrdi, pavgusb): Remove.
14292 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14293 with leading sse_ prefix.
14294 * config/i386/sse.md: Receive them.
14295 * config/i386/mmx.md: New file.
14296 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14297 (subrv2sf3): Turn into expander for normal subtraction.
14298 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14299 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14300 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14301 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14302 commutative; use ix86_binary_operator_ok.
14303 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14304 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14305 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14306 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14307 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14308 Macroize from existing patterns; use ix86_binary_operator_ok.
14309 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14310 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14311 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14312 with vec_select+vec_concat.
14313 (mmx_pshufw, mmx_pshufw_1): Likewise.
14314 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14315 (mmx_uavgv4hi3): Model correctly.
14316 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14317 _mm_xor_si64): Remove casts.
14319 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14321 PR tree-optimization/19224
14322 * tree-scalar-evolution.c (get_instantiated_value,
14323 set_instantiated_value): New functions.
14324 (instantiate_parameters_1): Cache the results.
14325 (instantiate_parameters, resolve_mixers): Initialize and free
14328 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14330 * config/i386/i386.md (addhi_4): Correct reference in comment.
14333 2005-01-08 Richard Henderson <rth@redhat.com>
14335 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14336 (_mm_cvtsi128_si64x): Likewise.
14337 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14338 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14339 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14340 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14341 * config/i386/i386-protos.h: Update.
14342 * config/i386/i386.c (print_operand): Add 'H'.
14343 (ix86_fixup_binary_operands): Split out from ...
14344 (ix86_expand_binary_operator): ... here.
14345 (ix86_fixup_binary_operands_no_copy): New.
14346 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14347 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14348 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14349 (safe_vector_operand): Use CONST0_RTX.
14350 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14351 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14352 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14353 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14355 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14356 (IX86_BUILTIN_CMPNGESS): New.
14357 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14358 (attr type): Add sselog1.
14359 (attr unit, attr memory): Handle it.
14360 (movti, movti_internal, movti_rex64): Move near other integer moves.
14361 (movtf, movtf_internal): Move near other fp moves.
14362 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14363 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14364 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14365 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14366 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14367 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14368 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14369 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14370 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14371 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14372 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14373 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14374 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14375 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14376 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14377 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14378 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14379 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14380 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14381 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14382 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14383 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14384 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14385 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14386 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14387 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14388 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14389 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14390 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14391 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14392 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14393 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14394 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14395 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14396 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14397 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14398 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14399 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14400 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14401 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14402 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14403 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14404 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14405 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14407 (SSEPUSH, push<SSEPUSH>): Remove.
14408 (MMXPUSH, push<MMXPUSH>): Remove.
14409 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14410 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14411 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14412 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14413 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14414 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14415 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14416 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14417 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14418 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14419 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14420 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14421 (ppro_sse_log_V4SF): Handle sselog1.
14422 * config/i386/predicates.md (const_0_to_1_operand): New.
14423 (const_0_to_255_mul_8_operand): New.
14424 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14425 (const_2_to_3_operand, const_4_to_7_operand): New.
14426 * config/i386/sse.md: New file.
14427 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14428 (sse_movups): Rename from sse_movups_1.
14429 (sse_loadlss): Rename from sse_loadss_1.
14430 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14432 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14433 (absv4sf2, negv2df, absv2df): New.
14434 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14435 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14436 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14437 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14438 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14439 (sse3_addsubv4sf3): Model correctly.
14440 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14441 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14442 (sse_movhlps): Model with vec_select+vec_concat.
14443 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14444 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14445 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14446 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14447 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14448 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14449 sse2_pshufhw_1): Likewise.
14450 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14451 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14452 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14453 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14454 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14455 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14456 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14457 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14458 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14459 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14460 sminv8hi3): Mark commutative
14461 operands. Use ix86_binary_operator_ok.
14462 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14463 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14464 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14465 sse2_punpcklqdq): Allow operand2 in memory.
14466 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14467 sse2_movsd): Add memory alternatives.
14468 (sse_storelps): Turn expander into an insn; split after reload.
14469 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14470 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14472 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
14474 * configure.ac (DWARF-2 debug_line): Use objdump.
14475 * configure: Regenerate.
14477 2005-01-08 Jeff Law <law@redhat.com>
14478 Diego Novillo <dnovillo@redhat.com>
14480 PR tree-optimization/18241
14481 * tree-nrv.c (tree_nrv): Ignore volatile return values.
14482 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14483 statements with volatile operands.
14484 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14485 operands after marking a statement with has_volatile_ops.
14487 2005-01-08 Roger Sayle <roger@eyesopen.com>
14489 * tree.c (int_fits_type_p): Always honor integer constant
14490 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14492 2005-01-08 Roger Sayle <roger@eyesopen.com>
14494 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14495 the latent bug in rtl_delete_block has been resolved.
14497 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14499 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14500 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14502 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14504 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14505 library as @multilib_dir@/$(SHLIB_SONAME).
14507 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14509 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14510 * configure: Regenerate.
14512 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14514 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14517 2005-01-07 David Edelsohn <edelsohn@gnu.org>
14520 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14521 Convert non-word aligned offset address using ld/std into
14524 2005-01-07 Richard Henderson <rth@redhat.com>
14526 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14528 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
14530 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14532 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14534 PR tree-optimization/19283
14535 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14536 is not shorter than the original type.
14538 PR rtl-optimization/19012
14539 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14541 PR rtl-optimization/18861
14542 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14543 (FULL_STATE): Define.
14544 (mark_tablejump_edge): New function.
14545 (purge_dead_tablejump_edges): New function.
14546 (find_bb_boundaries): Use it.
14548 PR tree-optimization/18828
14549 * builtins.c (expand_builtin_next_arg): Remove argument and all
14550 the argument checking.
14551 (expand_builtin): Adjust caller.
14552 (expand_builtin_va_start): Likewise. Remove error for too many
14554 (fold_builtin_next_arg): Issue error for too many arguments.
14555 After checking arguments, replace them with magic arguments that
14556 prevent further checking of the args.
14558 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14560 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
14562 2005-01-06 Roger Sayle <roger@eyesopen.com>
14565 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
14566 and %{.S:...} (and their negative variants) to test whether the
14567 input file is assembler or pre-processed-assembler independent of
14568 the actual filename extension.
14570 2005-01-06 Roger Sayle <roger@eyesopen.com>
14572 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
14573 of sign or zero extended values.
14575 2005-01-06 Geoffrey Keating <geoffk@apple.com>
14577 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
14578 for IBM long double format correctly.
14580 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
14582 Fix PR tree-optimization/18792
14584 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
14585 to first_loop_depth, and use loop depth instead of loop number.
14586 (build_classic_dir_vector): Ditto.
14587 (compute_data_dependences_for_loop): Use depth, not loop number.
14588 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
14589 number. Pass in loops, instead of loop numbers.
14590 (gather_interchange_stats): Ditto.
14591 (linear_transform_loops): Ditto.
14593 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
14596 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
14597 biv_fits_mode_p, extension_within_bounds_p): New functions.
14598 (check_ext_dependent_givs): Use them.
14600 2005-01-06 Roger Sayle <roger@eyesopen.com>
14602 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
14603 more than one barrier, in which case we should delete them all.
14605 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
14607 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
14609 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
14611 Fix PR middle-end/19286
14613 * dwarf2out.c (gen_subprogram_die): If we've already tried to
14614 output this subprogram, simply ignore this attempt to do it again.
14615 (add_abstract_origin_attribute): Don't abort trying to add the abstract
14616 origin attribute if it's not possible.
14617 (gen_block_die): Don't ignore subblocks of "unused" blocks.
14618 (decls_for_scope): Ditto.
14619 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
14620 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
14622 2005-01-05 Richard Henderson <rth@redhat.com>
14625 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
14626 (bdesc_2arg): Use it.
14627 (ix86_expand_binop_builtin): Force operands into registers
14629 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
14630 ix86_expand_sse_compare, ix86_expand_sse_comi,
14631 ix86_expand_builtin): Likewise.
14633 2005-01-05 Richard Henderson <rth@redhat.com>
14635 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
14637 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
14638 (mulv4hi3): Set itanium_class mmmul.
14639 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
14640 (fpack): Rename from fpack_sfsf.
14642 2005-01-05 Richard Henderson <rth@redhat.com>
14645 * reload1.c (do_input_reload): Restrict the optimization deleteing
14646 a previous output reload to RELOAD_FOR_INPUT.
14648 2005-01-05 Steven Bosscher <stevenb@suse.de>
14650 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
14651 comment that we fall through after case.
14652 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
14653 (distribute_links): Likewise.
14654 * cse.c (cse_insn): Likewise.
14655 * cselib.c (cselib_invalidate_mem): Likewise.
14656 * df.c: Update comments at the top of the file.
14657 (read_modify_subreg_p): Update comments here too.
14658 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
14659 * flow.c (mark_set_1): Likewise.
14660 (mark_used_regs): Likewise.
14661 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14662 (canon_list_insert): Likewise.
14663 (mark_set): Likewise.
14664 (try_replace_reg): Likewise.
14665 (store_killed_in_insn): Likewise.
14666 * loop.c (count_one_set): Likewise.
14667 (basic_induction_var): Likewise.
14668 * postreload-gcse.c (find_mem_conflicts): Likewise.
14669 * postreload.c (reload_combine_note_store): Likewise.
14670 (move2add_note_store): Likewise.
14671 * reload.c (find_equiv_reg): Likewise.
14672 (mark_referenced_resources): Likewise.
14673 * rtlanal.c (set_noop_p): Likewise.
14674 (note_stores): Likewise.
14675 (note_uses): Likewise.
14676 * sched-deps.c (sched_analyze_1): Likewise.
14677 * sched-rgn.c (check_live_1): Likewise.
14678 (update_live_1): Likewise.
14679 * config/i860/i860.c: Likewise.
14681 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
14683 (ZERO_EXTRACT): Mention that this one can be an lvalue.
14685 * doc/rtl.texi: Update documentation for bit-fields and SET.
14687 2005-01-05 Roger Sayle <roger@eyesopen.com>
14689 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
14691 2005-01-05 Jan Hubicka <jh@suse.cz>
14692 Richard Henderson <rth@redhat.com>
14695 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
14698 2005-01-05 Richard Henderson <rth@redhat.com>
14701 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
14702 (sse_shufps): Change operand 3 to const_int_operand.
14703 (sse2_storelps): Fix typo in template.
14704 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
14705 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
14706 (ix86_expand_builtin): Likewise.
14708 2005-01-05 Julian Brown <julian@codesourcery.com>
14710 * config/arm/arm.c (arm_return_in_memory): Treat complex types
14711 as aggregates for AAPCS ABIs.
14713 2005-01-05 Stan Shebs <shebs@apple.com>
14715 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
14716 Mach-O getters if ppc64.
14717 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
14719 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
14720 signed four-byte field for global code case.
14721 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
14723 2005-01-05 Roger Sayle <roger@eyesopen.com>
14725 PR middle-end/19100
14726 * c-common.c: Include real.h.
14727 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
14728 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
14729 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
14730 * Makefile.in (c-common.o): Update dependencies.
14732 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14734 * c-parse.in (asm_string): Add trailing semicolon.
14736 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14738 * c-parse.in (asm_string): New. Don't allow wide strings in
14740 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
14741 asm_string instead of STRING.
14743 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14745 * c-typeck.c (constructor_no_implicit): Remove.
14746 (set_designator, process_init_element): Don't check
14747 constructor_no_implicit.
14749 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
14750 Kaz Kojima <kkojima@gcc.gnu.org>
14753 * lcm.c (create_pre_exit): New.
14754 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
14755 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
14757 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
14759 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
14760 -msoft-float in target_float_switch.
14761 * arm.c (arm_override_options): Fix processing of target_float_switch.
14763 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
14765 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
14768 2004-01-05 Uros Bizjak <uros@kss-loka.si>
14770 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
14771 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
14773 2005-01-04 Roger Sayle <roger@eyesopen.com>
14775 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
14776 if deleting the then-block allows the test-block to fallthru to the
14779 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
14782 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
14783 after the full declaration if the are in two different TUs.
14785 2005-01-04 Richard Henderson <rth@redhat.com>
14788 * tree-sra.c (generate_one_element_init): Just
14789 call gimplify_and_add.
14790 (generate_element_init): Record the
14791 new referenced variables and mark them for renaming
14792 and split out to ...
14793 (generate_element_init_1): This.
14794 (scalarize_init): Don't call push_gimplify_context/
14795 pop_gimplify_context.
14797 2005-01-04 Geoffrey Keating <geoffk@apple.com>
14799 * toplev.c (get_src_pwd): Handle failure of getpwd().
14801 2005-01-04 Roger Sayle <roger@eyesopen.com>
14803 * fold-const.c (fold_single_bit_test): Delete unreachable handling
14805 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
14806 all the cases handled by it are inverted by invert_truthvalue.
14808 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
14810 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
14811 (save_register_windowsi): Likewise.
14813 2005-01-04 Richard Henderson <rth@redhat.com>
14815 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
14817 2005-01-04 Uros Bizjak <uros@kss-loka.si>
14819 PR middle-end/17767
14820 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
14821 any simplifications of vector mode comparison operators.
14822 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
14824 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
14825 Devang Patel <dpatel@apple.com>
14827 PR tree-optimization/18308
14828 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
14829 the operands before creating a new expression.
14830 * dojump.c (do_jump): Make drop_through_label available
14831 for all cases. Add expansion of COND_EXPR.
14833 2005-01-04 Ira Rosen <irar@il.ibm.com>
14835 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
14836 INTEGER_CST instead of TREE_CONSTANT.
14837 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
14838 instead of TREE_CONSTANT.
14839 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
14840 instead of TREE_CONSTANT.
14842 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
14844 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
14846 2005-01-04 Uros Bizjak <uros@kss-loka.si>
14849 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
14850 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
14852 2005-01-03 Richard Henderson <rth@redhat.com>
14854 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
14855 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
14856 fold_convert_const_real_from_real): Split out from ...
14857 (fold_convert_const): ... here.
14859 2005-01-03 Richard Henderson <rth@redhat.com>
14862 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
14863 (mov<MMXMODEI>_internal): Likewise.
14864 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
14865 Add V2SF case; use it for SSE1; don't use TI.
14866 (movdf_integer): Likewise.
14867 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
14869 2005-01-03 Ira Rosen <irar@il.ibm.com>
14871 * tree-vectorizer.c (vect_strip_conversions): New function.
14872 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
14873 check for binary class.
14875 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
14879 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
14881 * gimple-low.c (mark_blocks_with_used_vars): New function.
14882 (mark_blocks_with_used_subblocks): Ditto.
14883 (mark_used_blocks): Ditto.
14884 (pass_mark_used_blocks): New pass.
14885 * tree-inline.c: Include debug.h.
14886 (expand_call_inline): Call outlining_inline_function here.
14887 * tree-optimize.c (init_tree_optimization_passes): Add
14888 pass_mark_used_blocks.
14889 * tree-pass.h (pass_mark_used_blocks): New.
14890 * Makefile.in (tree-inline.o): Add debug.h dependency.
14892 2005-01-03 Geoffrey Keating <geoffk@apple.com>
14894 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
14895 VAR_DECLs to have weak_import attribute.
14897 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
14900 2004-01-03 Steven Bosscher <stevenb@suse.de>
14902 * passes.c (rest_of_compilation): Don't run regmove if only
14903 flag_expensive_optimizations, require flag_regmove instead.
14905 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14907 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
14909 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
14910 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14911 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
14912 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14914 2005-01-03 Richard Henderson <rth@redhat.com>
14916 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
14917 (ia64_const_ok_for_letter_p): New.
14918 (ia64_const_double_ok_for_letter_p): New.
14919 (ia64_extra_constraint): New.
14920 (ia64_expand_vecint_compare): New.
14921 (ia64_expand_vcondu_v2si): New.
14922 (ia64_expand_vecint_cmov): New.
14923 (ia64_expand_vecint_minmax): New.
14924 (ia64_print_operand): Add 'v'.
14925 (ia64_preferred_reload_class): New.
14926 (ia64_vector_mode_supported_p): New.
14927 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
14928 (PREFERRED_RELOAD_CLASS): Move to function.
14929 (CONST_OK_FOR_LETTER_P): Move to function.
14930 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
14931 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
14932 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
14933 (EXTRA_CONSTRAINT): Move to function.
14934 * config/ia64/ia64.md: Include vect.md.
14935 (itanium_class): Add mmalua.
14937 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
14939 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
14940 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
14942 (const_int_2bit_operand): New.
14943 (fr_reg_or_0_operand): New.
14944 * config/ia64/ia64-modes.def: Add vector modes.
14945 * config/ia64/ia64-protos.h: Update.
14946 * config/ia64/vect.md: New file.
14948 2005-01-03 Richard Henderson <rth@redhat.com>
14950 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
14952 2005-01-03 Uros Bizjak <uros@kss-loka.si>
14955 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
14957 (log1pdf2): Change mode of operands[0,1] to DFmode.
14959 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14961 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
14962 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
14963 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
14964 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
14965 SPARC_RELAXED_ORDERING.
14967 2005-01-03 Richard Henderson <rth@redhat.com>
14968 Uros Bizjak <uros@kss-loka.si>
14971 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
14972 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
14973 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
14975 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
14976 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
14977 const_pow2_1_to_128_operand): New predicates.
14979 2005-01-02 Greg McGary <greg@mcgary.org>
14981 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
14983 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
14984 object. [ptr_type]: Remove unused variable.
14985 Remember nearest addressable array-element or record-component
14986 when checking bitfield components. Tolerate empty BIND_EXPR.
14988 2005-01-01 Richard Henderson <rth@redhat.com>
14990 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
14991 that don't narrow the value. Fail for other conversions.
14993 2005-01-01 Richard Henderson <rth@redhat.com>
14996 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
14997 * c-lang.c (finish_file): Don't do it here.
14998 * objc/objc-act.c (objc_finish_file): Likewise.
15000 * cgraph.c (decl_assembler_name_equal): New.
15001 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
15002 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
15003 * cgraph.h (struct cgraph_varpool_node): Add next.
15004 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
15005 * varasm.c (assemble_alias): Mark the target as needed.
15007 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
15009 PR middle-end/19221
15010 * function.c (get_arg_pointer_save_area): Use entry_of_function
15011 instead of get_insns.
15013 2005-01-01 Roger Sayle <roger@eyesopen.com>
15014 Andrew Pinski <pinskia@physics.uc.edu>
15015 James E. Wilson <wilson@specifixinc.com>
15017 PR rtl-optimization/12092
15018 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
15021 2005-01-01 Roger Sayle <roger@eyesopen.com>
15022 Olivier Hainque <hainque@act-europe.fr>
15024 * tree.c (int_fits_type_p): A narrower type always fits in a
15025 wider one, except for negative values into unsigned types.
15027 2005-01-01 Roger Sayle <roger@eyesopen.com>
15029 * tree.c (int_fits_type_p): Compare the result of force_fit_type
15030 with the original constant rather than require TREE_OVERFLOW.
15032 2005-01-01 Steven Bosscher <stevenb@suse.de>
15034 PR middle-end/17544
15035 * c-decl.c (finish_function): If compiling C99, annotate the
15036 compiler generated return with the current file name and line 0.
15037 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
15038 the source line is greater than 0.
15039 (remove_bb): Likewise.