1 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
3 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
4 (ggc_alloc_zone_stat): Don't define.
5 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
6 ggc_alloc_zone_pass_stat.
7 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
8 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
9 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
11 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
13 * calls.c (expand_call): Handle current_function_pretend_args_size
14 when checking for sibcalls.
16 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
18 PR tree-optimization/21294
19 * tree-vrp.c (vrp_expr_computes_nonzero): New.
20 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
22 2005-05-02 Janis Johnson <janis187@us.ibm.com>
25 * gcov-io.h: Declare gcov external functions hidden.
27 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
29 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
30 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
31 Use VEC instead of VARRAY.
34 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
37 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
39 * c-common.c (resolve_overloaded_builtin): Forward to target
40 hook for BUILT_IN_MD built-ins.
41 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
42 for all types of built-in.
43 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
44 in the definition of the target hooks struct.
45 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
46 * config/rs6000/altivec.h: Rewritten.
47 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
48 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
49 rs6000_builtin_type, rs6000_builtin_type_compatible,
50 altivec_overloaded_builtins, rs6000_builtin_type,
51 rs6000_builtin_type_compatible): New.
52 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
54 (def_builtin): Turn into a function. Check for duplicates and store
55 the builtin into rs6000_builtin_decls.
56 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
57 bdesc_1arg): Add overloaded builtins.
58 (altivec_expand_builtin): Check for unresolved overloaded builtins,
59 do not support ALTIVEC_COMPILETIME_ERROR.
60 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
61 nodes to represent front-end types.
62 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
63 with opaque arguments and/or return values.
64 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
65 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
66 (rs6000_builtin_type_index): New.
67 (is_ev64_opaque_type): Rename to...
68 (rs6000_is_opaque_type): ... this.
69 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
72 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
74 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
77 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
78 Bernd Schmidt <bernd.schmidt@analog.com>
80 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
81 print_address_operand, print_operand, legitimize_pic_address,
82 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
83 output_pop_multiple): Use gcc_assert or gcc_unreachable as
85 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
87 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
89 * doc/passes.texi: Document vectorization pass.
91 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
93 * tree-scalar-evolution.c (get_exit_conditions_rec,
94 select_loops_exit_conditions,
95 number_of_iterations_for_all_loops,
96 analyze_scalar_evolution_for_all_loop_phi_nodes,
97 scev_analysis): Use VEC instead of VARRAY.
99 2005-05-02 Michael Matz <matz@suse.de>
102 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
103 (warn_strict_null_sentinel): Define.
104 (check_function_sentinel): Check for null_node as valid sentinel too.
105 * c-common.h (c_tree_index): Added CTI_NULL.
106 (null_node) Define global_tree[CTI_NULL].
107 (warn_strict_null_sentinel): Declare.
108 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
109 * c.opt: (Wstrict-null-sentinel): New C++ option.
110 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
112 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
114 * gimplify.c (gimplify_compound_lval): Use VEC instead of
117 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
119 * dwarf2out.c (decl_scope_table, push_decl_scope,
120 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
123 2005-05-01 Mark Mitchell <mark@codesourcery.com>
126 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
128 * doc/cpp.texi (__DEPRECATED): Document.
129 (__EXCEPTIONS): Likewise.
130 (__GXX_WEAK__): Likewise.
132 * function.c (INVOKE__main): Do not define.
133 (expand_main_function): Check HAS_INIT_SECTION when determining
134 whether or not to call __main.
136 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
138 * tree-ssa-loop-ivopts.c: Fix a comment typo.
140 2005-01-05 Paul Brook <paul@codesourcery.com>
142 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
143 (INITIALIZE_TRAMPOLINE): Use it.
144 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
145 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
146 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
148 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
150 * doc/install.texi (Specific): Omit dots in the @anchors names
151 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
152 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
154 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
156 PR tree-optimization/18316
157 PR tree-optimization/19126
158 * tree.c (build_int_cst_type): Avoid shift by size of type.
159 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
161 * tree-scalar-evolution.h (simple_iv): Declaration changed.
162 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
164 (dump_cand): Dump depends_on information.
165 (determine_biv_step): Add argument to simple_iv call.
166 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
167 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
169 (add_candidate_1): Record depends_on for candidates.
170 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
171 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
172 Handle ivs with nonconstant step.
173 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
174 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
175 (create_new_iv): Unshare the step before passing it to create_iv.
176 (free_loop_data): Free cand->depends_on.
177 (build_addr_strip_iref): New function.
178 (find_interesting_uses_address): Use build_addr_strip_iref.
179 (strip_offset_1): Split the recursive part from strip_offset.
180 Strip constant offset component_refs and array_refs.
181 (strip_offset): Split the recursive part to strip_offset_1.
182 (add_address_candidates): Removed.
183 (add_derived_ivs_candidates): Do not use add_address_candidates.
184 (add_iv_value_candidates): Add candidates with stripped constant
185 offset. Consider all candidates with initial value 0 important.
186 (struct affine_tree_combination): New.
187 (aff_combination_const, aff_combination_elt, aff_combination_scale,
188 aff_combination_add_elt, aff_combination_add,
189 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
190 fold_affine_sum): New functions.
191 (get_computation_at): Use fold_affine_sum.
192 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
193 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
196 2005-04-30 Michael Matz <matz@suse.de>
198 * config/i386/i386.md (movmemsi): Also active when
199 TARGET_INLINE_ALL_STRINGOPS.
201 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
204 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
206 2005-04-30 Paul Brook <paul@codesourcery.com>
208 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
210 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
211 * config/arm/ieee754-sf.S: Ditto.
212 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
213 (FUNC_ALIAS): Use .thumb_set for thumb routines.
215 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
217 * tree-ssanames.c: Fix a comment typo.
218 * doc/options.texi: Fix a typo.
220 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
222 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
223 gcc_unreachable as appropriate.
224 (split_adds_subs, cond_string, print_operand,
225 h8300_initial_elimination_offset, h8300_classify_operand,
226 h8300_unary_length, h8300_short_immediate_length,
227 h8300_bitfield_length, h8300_binary_length,
228 h8300_insn_length_from_table, compute_mov_length, output_plussi,
229 compute_plussi_length, compute_plussi_cc, output_logical_op,
230 compute_logical_op_length, compute_logical_op_cc,
231 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
232 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
233 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
234 h8300_regs_ok_for_stm): Likewise.
235 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
236 monitor_prologue): Likewise.
238 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
240 * loop-invariant.c (invariants, create_new_invariant,
241 get_inv_cost, best_gain_for_invariant,
242 find_invariants_to_move, move_invariants,
243 init_inv_motion_data, free_inv_motion_data): Use VEC instead
246 2005-04-29 Richard Henderson <rth@redhat.com>
248 * function.c (instantiate_decls): Remove valid_only argument.
249 (instantiate_decls_1, instantiate_decl): Likewise.
250 (instantiate_virtual_regs_1): Delete.
251 (instantiate_virtual_regs_lossage): Delete.
252 (instantiate_virtual_regs_in_rtx): New.
253 (safe_insn_predicate): New.
254 (instantiate_virtual_regs_in_insn): New.
255 (instantiate_virtual_regs): Update to match all that. Only run
256 instantiate_decls once.
258 2005-04-29 Richard Henderson <rth@redhat.com>
259 Daniel Jacobowitz <dan@codesourcery.com>
261 * gengtype.c (write_func_for_structure): Split out ...
262 (output_type_enum): ... new function. Fix thinko accessing
263 TYPE_PARAM_STRUCT data.
265 2005-04-29 Tom Tromey <tromey@redhat.com>
267 * tree.c (build_block): Removed unused 'tags' argument.
268 * tree.h (build_block): Removed argument.
270 2005-04-29 Michael Matz <matz@suse.de>
272 PR rtl-optimization/21144
273 * postreload.c (reload_cse_move2add): Check for VOIDmode.
275 2005-04-29 Bob Wilson <bob.wilson@acm.org>
277 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
280 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
282 PR tree-optimization/21030
283 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
284 ranges where VR->MAX is smaller than VR->MIN.
286 2005-04-29 Devang Patel <dpatel@apple.com>
288 PR tree-optimization/21272
289 PR tree-optimization/21266
290 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
292 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
294 * tree-flow-inline.h: Fix a comment typo.
295 * doc/tree-ssa.texi: Fix a typo.
297 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
299 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
301 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
302 gcc_unreachable as appropriate.
303 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
304 fr30_print_operand, fr30_move_double): Likewise.
305 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
307 2005-04-29 Mark Mitchell <mark@codesourcery.com>
309 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
310 definition has already been provided.
311 (ARM_EABI_DTORS_SECTION_OP): Likewise.
312 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
313 (ARM_EABI_DTORS_SECTION_OP): Likewise.
315 2005-04-29 Jim Tison <jtison@us.ibm.com>
317 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
318 trace hooks calls to improve performance.
320 2005-04-29 Julian Brown <julian@codesourcery.com>
321 Mark Mitchell <mark@codesourcery.com>
322 Paul Brook <paul@codesourcery.com>
324 * crtstuff.c: Handle targets that use .init_array.
325 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
326 that INVOKE__main is set correctly.
327 (expand_main_function): Test INVOKE__main.
328 * libgcc2.c: Do not define __main when using .init_array.
329 * config/arm/arm.c (arm_elf_asm_constructor): New function.
330 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
332 (DTORS_SECTION_ASM_OP): Likewise.
333 (CTOR_LIST_BEGIN): Define specially when in libgcc.
334 (CTOR_LIST_END): Likewise.
335 (DTOR_LIST_BEGIN): Likewise.
336 (DTOR_LIST_END): Likewise.
337 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
338 (FINI_SECTION_ASM_OP): Likewise.
339 (INIT_ARRAY_SECTION_ASM_OP): Define.
340 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
341 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
342 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
343 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
344 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
346 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
348 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
349 gcc_assert and gcc_unreachable as appropriate.
350 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
351 const_int_cost, output_move_const_into_data_reg,
352 output_move_qimode, output_move_double, find_addr_reg,
353 print_operand, print_operand_address): Likewise.
354 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
355 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
356 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
357 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
358 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
359 conditional_trap): Likewise.
360 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
362 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
364 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
365 gcc_unreachable as appropriate.
366 (gen_conditional_move, xtensa_split_operand_pair,
367 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
368 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
369 xtensa_copy_incoming_a7, xtensa_output_literal,
370 xtensa_output_literal, xtensa_output_literal): Likewise.
371 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
372 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
373 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
374 movsicc_internal1, movsfcc_internal0,
375 movsfcc_internal1): Likewise.
377 2005-04-28 James E Wilson <wilson@specifixinc.com>
379 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
380 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
382 2005-04-28 DJ Delorie <dj@redhat.com>
384 * opt-functions.awk (var_set): Emit proper initializer for
385 non-target bitfields.
387 2005-04-28 Devang Patel <dpatel@apple.com>
389 * dbxout.c (have_used_extensions): Remove.
390 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
391 have_used_extensions.
393 2005-04-28 James E Wilson <wilson@specifixinc.com>
395 * doc/install.texi: Update -enable-languages info. Correct path to
398 2005-04-28 DJ Delorie <dj@redhat.com>
400 * optc-gen.awk (END): Make sure no variable is defined more
402 * opth-gen.awk (END): Allocate bits on a per-variable basis.
403 Allow for bitfield variables other than target_flags.
404 * doc/options.text (Mask): Document that you may specify a
405 variable other than target_flags.
407 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
409 PR rtl-optimization/18877
410 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
413 2005-04-28 David Edelsohn <edelsohn@gnu.org>
416 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
418 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
419 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
420 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
422 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
424 * arm.c (legitimize_pic_address): Fix sense of assertion test for
425 creating pseudos when the base offset is too large.
427 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
429 * global.c (earlyclobber_regclass): Change the type to
431 (check_earlyclobber): Update uses of earlyclobber_regclass.
432 (mark_reg_use_for_earlyclobber): Likewise.
433 (calculate_local_reg_bb_info): Allocate and free
434 earlyclobber_regclass using the VEC API.
436 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
438 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
441 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
443 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
446 * config.gcc: Obsolete c4x-* and tic4x-*.
448 * tree.h (edge_def): Remove.
450 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
451 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
452 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
453 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
456 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
457 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
458 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
459 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
460 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
461 machmode.def, mips-tfile.c, params.c, pretty-print.c,
462 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
463 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
464 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
465 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
466 config/i386/cygming.h, config/i386/djgpp.h,
467 config/i386/lynx.h, config/i386/netware.c,
468 config/i386/winnt.c, config/ia64/ia64-c.c,
469 config/iq2000/iq2000.c, config/m32r/little.h,
470 config/m68k/m68k-protos.h, config/m68k/m68k.h,
471 config/m68k/m68k.md, config/mcore/mcore.c,
472 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
473 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
474 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
475 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
476 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
477 config/pdp11/pdp11.h, config/rs6000/darwin.h,
478 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
479 config/s390/2064.md, config/s390/2084.md,
480 config/s390/s390-modes.def, config/s390/s390-protos.h,
481 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
482 config/stormy16/stormy16.c, config/vax/vax-protos.h,
483 config/vax/vax.c, config/vax/vax.h,
484 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
487 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
489 * c-typeck.c (build_compound_expr): Correct logic in last change.
491 2005-04-27 James E. Wilson <wilson@specifixinc.com>
493 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
494 parameters. Replace conditional move code with assert checking for
495 ar.lc. Delete obsolete comments.
496 (set_src_needs_barrier): Delete cond parameter, and code using it.
497 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
498 assert checking for PR_REGS. Fix calls to update_set_flags and
499 set_src_needs_barrier.
500 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
501 callers. Rewrite explanatory comment before the function.
502 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
505 2005-04-27 Mike Stump <mrs@apple.com>
507 * doc/cpp.texi: gcc now implements universal character names.
509 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
512 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
513 being a compound expression whose right-hand side is cast to void.
515 2005-04-27 Caroline Tice <ctice@apple.com>
517 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
518 Remove targetm.have_named_sections test.
519 (fix_edges_for_rarely_executed_code): Likewise.
520 (insert_section_boundary_note): Likewise.
521 (reorder_basic_blocks): Check partitioning flag before calling
522 verify_hot_cold_block_grouping.
523 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
524 the function struct rather than global variables.
525 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
526 (COLD_END_LABEL): Likewise
527 (cold_text_section_label): New static global variable.
528 (cold_end_label): Likewise.
529 (dwarf2out_switch_text_section): Get hot/cold section labels from
530 the function struct rather than global variables; test to make sure
532 (output_aranges): Use cold_text_section_label and cold_end_label;
533 check partitioning flag before putting out delta.
534 (output_ranges): Remove incorrect code attempting to use
536 (output_line_info): Get cold section label from function struct; test
537 to make sure cfun is defined.
538 (add_location_or_const_value_attribute): Likewise.
539 (dwarf2out_var_location): Likewise.
540 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
541 write out cold_text_section_label if partition flag is set.
542 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
543 * function.h (struct function): Add new fields to point to hot/cold
544 section labels: hot_section_label, cold_section_label,
545 hot_section_end_label and cold_section_end_label; also add new field
546 for cold text section name, unlikely_text_section_name.
547 * opts.c (decode_options): Turn off partitioning flag if
548 !targetm.have_named_sections.
549 * output.h (hot_section_label): Remove.
550 (hot_section_end_label): Remove.
551 (cold_section_end_label): Remove.
552 (unlikely_section_label): Remove.
553 (unlikely_text_section_name): Remove.
554 * passes.c (rest_of_handle_final): Remove extra blank line.
555 * varasm.c (unlikely_section_label): Remove.
556 (hot_section_label): Remove.
557 (hot_section_end_label): Remove.
558 (cold_section_end_label): Remove.
559 (unlikely_text_section_name): Remove.
560 (initialize_cold_section_name): Modify to call
561 targetm.strip_name_encoding; to store cold section name in current
562 function struct, if it exists; and to only use the decl_section_name
563 if flag_named_sections is true.
564 (unlikely_text_section): Modify to get section name out of current
565 function struct, if there is one; otherwise build it from
566 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
567 (in_unlikely_text_section): Likewise.
568 (named_section): Modify to get/put cold section name in current function
569 struct, if there is one.
570 (function_section): Change 'bool unlikely' to 'int reloc'; check
571 targetm.have_named_sections before calling named_section.
572 (current_function_section): Likewise.
573 (assemble_start_function): Modify to get/put unlikely_text_section_name
574 in current function struct; modify to get hot/cold section labels
575 from function struct; initialize labels using
576 ASM_GENERATE_INTERNAL_LABEL;
577 test partitioning flag before writing out hot section label.
578 (assemble_end_function): Test partitioning flag before writing out
579 hot/cold section labels.
580 (default_section_type_flags_1): Get cold text section name from
581 function struct if there is one; Set flags correctly for
582 cold text section if there is not a current function struct.
584 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
586 * tree-ssa-propagate.c (set_rhs): Revert last change.
588 2005-04-27 Steve Ellcey <sje@cup.hp.com>
590 * explow.c (convert_memory_address): Add gcc_assert.
592 2005-04-27 Mark Mitchell <mark@codesourcery.com>
594 * configure.ac: Check for ld --sysroot support.
595 * gcc.c: Document %R specifier for specs.
596 (SYSROOT_SPEC): New macro.
597 (sysroot_spec): New variable.
598 (static_specs): Add sysroot_spec.
599 (main): Pass the sysroot spec to the linker if appropriate.
600 * configure: Regenerated.
601 * config.in: Likewise.
603 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
605 * fold-const.c (fold_binary): Use build_fold_addr_expr
606 for address calculation and INDIRECT_REF handling.
608 2005-04-27 Andrew Haley <aph@redhat.com>
610 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
612 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
614 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
615 pointer when thumb backtracing is on.
617 * config/fp-bit.c (abort): Revert change.
619 2005-04-27 Ian Lance Taylor <ian@airs.com>
621 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
623 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
625 * tree-ssa-dce.c: Fix a comment typo.
627 2005-04-27 David S. Miller <davem@davemloft.net>
629 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
630 Kill setjmpless_size. current_function_calls_setjmp is completely
631 computed when we are called, so just use the optimized size value
632 instead of using REG_SAVE_AREA notes.
633 (optimize_save_area_alloca): Delete....
634 * rtl.h (optimize_save_area_alloca): Likewise...
635 * passes.c (rest_of_compilation): and don't call it any more.
636 * reg-notes.def (SAVE_AREA): Delete.
638 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
640 * config/fp-bit.c (abort): Add noreturn attribute.
642 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
643 gcc_unreachable as appropriate.
644 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
645 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
646 ASM_OUTPUT_REG_POP): Likewise.
648 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
650 * tree-complex.c (expand_vector_operations_1): Do not build
651 VIEW_CONVERT_EXPR's for the lhs.
653 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
655 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
656 unnecessary noncanonical RTL handling.
657 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
658 gcc_assert and gcc_unreachable.
660 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
661 gcc_unreachable as appropriate.
662 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
663 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
664 use_return_insn, const_ok_for_op, arm_gen_constant,
665 arm_canonicalize_comparison, legitimize_pic_address,
666 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
667 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
668 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
669 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
670 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
671 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
672 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
673 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
674 output_call, output_mov_long_double_fpa_from_arm,
675 output_mov_long_double_arm_from_fpa,
676 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
677 output_move_double, arithmetic_instr, shift_op, int_log2,
678 output_return_instruction, arm_output_function_prologue,
679 arm_output_epilogue, arm_output_function_epilogue,
680 emit_multi_reg_push, arm_get_frame_offsets,
681 arm_compute_initial_elimination_offset, arm_expand_prologue,
682 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
683 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
684 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
685 thumb_compute_initial_elimination_offset,
686 thumb_output_function_prologue, thumb_load_double_from_address,
687 thumb_output_move_mem_multiple, thumb_reload_out_hi,
688 arm_emit_vector_const, arm_dbx_register_number): Likewise.
689 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
690 * config/arm/arm.md (thumb_extendhisi2,
691 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
692 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
693 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
694 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
695 * config/arm/cirrus.md (*cirrus_arm_movdi,
696 *cirrus_movdf_hard_insn): Likewise.
697 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
699 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
701 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
702 (num_ssa_names): Use VEC_length.
703 (ssa_names): Use VEC_index.
704 * tree-ssanames.c (ssa_names): Change the type to
706 (init_ssanames, fini_ssa_names, make_ssanames,
707 release_ssa_name): Update uses of ssa_names.
709 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
710 Use fold_buildN instead of fold (buildN (...)).
712 2005-04-27 Devang Patel <dpatel@apple.com>
714 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
716 2005-04-27 Matt Thomas <matt@3am-software.com>
717 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
719 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
720 (vax_output_mi_thunk): Ditto.
721 (vax_notice_cc_update): Ditto.
722 (INDEX_REGISTER_P): Add trailing \.
723 (BASE_REGISTER_P): Add trailing \.
724 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
726 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
728 * tree-ssa-propagate.c (set_rhs): Check operand of
729 ADDR_EXPR for gimpliness, too.
731 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
733 * tree-ssa-pre.c: Fix a comment typo.
735 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
737 PR tree-optimization/21171
738 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
739 record address uses if the reference is volatile.
741 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
743 * tree-complex.c (expand_vector_operation): New, extracted from
744 expand_vector_operations_1.
745 (tree_vec_extract): Build a NOP_EXPR.
746 (expand_vec_parallel): Do not care about returning the correct type.
747 (expand_vector_operations_1): Call expand_vector_operation.
748 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
750 * tree-complex.c (gate_expand_vector_operations): New.
751 (pass_lower_vector_ssa): Use it.
752 * tree-optimize.c (init_tree_optimization_passes): Include
753 pass_lower_vector_ssa.
754 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
755 (vectorizable_operation): Use it.
756 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
757 integer modes for the vector type.
759 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
760 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
761 Do not cope with UNITS_PER_SIMD_WORD == 0.
762 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
763 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
764 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
765 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
766 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
767 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
768 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
770 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
771 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
772 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
774 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
775 (UNITS_PER_SIMD_WORD): New.
777 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
779 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
780 gcc_unreachable as appropriate.
781 (ia64_expand_load_address, ia64_expand_tls_address,
782 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
783 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
784 next_scratch_gr_reg, ia64_initial_elimination_offset,
785 ia64_expand_prologue, ia64_expand_epilogue,
786 ia64_output_dwarf_dtprel, ia64_print_operand,
787 ia64_register_move_cost, first_instruction, rws_access_regno,
788 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
789 ia64_sched_init, ia64_variable_issue,
790 ia64_first_cycle_multipass_dfs_lookahead_guard,
791 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
792 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
793 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
794 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
795 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
796 * config/ia64/predicates.md (got_symbolic_operand,
797 sdata_symbolic_operand): Likewise.
798 * config/ia64/vect.md (vcondv2sf): Likewise.
800 2005-04-27 Matt Thomas <matt@3am-software.com>
802 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
803 CONSTANT_ADDRESS_P in config/vax/vax.h
804 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
805 (INDEX_REGISTER_P): New.
806 (BASE_REGISTER_P): New.
807 (indirectable_constant_address_p): New. Adapted from
808 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
809 (indirectable_address_p): New. Adapted from
810 INDIRECTABLE_ADDRESS_P in vax.h.
811 (nonindexed_address_p): New. Adapted from
812 GO_IF_NONINDEXED_ADDRESS in vax.h.
813 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
814 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
815 (legitimate_address_p): New. Adapted from
816 GO_IF_LEGITIMATE_ADDRESS in vax.h.
817 (vax_mode_dependent_address_p): New. Adapted from
818 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
819 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
820 legitimate_constant_address_p.
821 (CONSTANT_P): Use legitimate_constant_p.
822 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
823 (INDIRECTABLE_ADDRESS_P): Removed.
824 (GO_IF_NONINDEXED_ADDRESS): Removed.
825 (INDEX_TEMP_P): Removed.
826 (GO_IF_REG_PLUS_INDEX): Removed.
827 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
828 definitions, depending on whether REG_OK_STRICT is defined.
829 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
830 Two definitions, depending on whether REG_OK_STRICT is defined.
831 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
833 (legitimate_constant_p): Prototype added.
834 (legitimate_address_p): Prototype added.
835 (vax_mode_dependent_address_p): Prototype added.
837 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
839 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
841 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
844 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
847 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
850 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
851 assertion failures, if __gcc_host_wide_int__ is not properly
853 (init_dynamic_diag_info): Give errors, not assertion failures, if
854 location_t, tree or __gcc_host_wide_int__ are not properly
857 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
859 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
860 n_iv_uses, iv_use, n_iv_cands, iv_cand,
861 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
862 prepare_decl_rtl, free_loop_data,
863 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
866 * tree.h (tree_phi_node): Add a comment about the order of PHI
869 2005-04-26 Paul Brook <paul@codesourcery.com>
871 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
873 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
875 * config/mips.mips.c (mips_legitimize_tls_address): Use
878 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
879 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
880 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
882 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
885 2005-04-26 Jeff Law <law@redhat.com>
887 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
888 (op_iter_init_must_and_may_def): Likewise.
889 (unmodifiable_var_p): Move to a later point in the file.
890 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
891 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
892 (dse_record_phis): Directly check for virtual operands rather than
893 using need_imm_uses_for.
894 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
895 store has multiple V_{MAY,MUST}_DEF operands.
897 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
899 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
902 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
904 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
905 call to find_edge outside a loop to go through a PHI chain.
907 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
909 PR tree-optimization/17598
910 * fold-const.c (fold_binary): Fold comparisons of addresses
911 of COMPONENT_REFs which reference the same field to
912 comparisons of the addresses of the base objects.
914 2005-04-26 Julian Brown <julian@codesourcery.com>
916 * config/arm/arm.c (arm_return_in_msb): New function.
917 (arm_must_pass_in_stack): New function.
918 (TARGET_RETURN_IN_MSB): Define target hook.
919 (TARGET_MUST_PASS_IN_STACK): Define target hook.
920 (arm_function_value): Pad small aggregate return.
921 (arm_pad_arg_upward): New function.
922 (arm_pad_reg_upward): New function.
923 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
924 (FUNCTION_ARG_PADDING): Define macro.
925 (BLOCK_REG_PADDING): Define macro.
926 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
927 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
928 (arm_pad_reg_upward): Declare function.
930 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
932 * basic-block.h (ei_cond): New.
933 (FOR_EACH_EDGE): Call ei_cond.
935 PR tree-optimization/21047
936 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
937 (fold): Don't handle ASSERT_EXPR.
939 2005-04-25 Roger Sayle <roger@eyesopen.com>
941 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
942 all writes to any stack register as a read/write dependency on
944 (sched_analyze_2): Likewise, for reads from any stack register.
946 2005-04-25 Richard Henderson <rth@redhat.com>
948 * final.c (output_addr_const): Revert 2005-04-09 change.
950 2005-04-25 Mike Stump <mrs@apple.com>
952 * config/darwin.c (darwin_encode_section_info): Always set
953 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
955 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
957 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
958 gensupport.c, protoize.c, toplev.c: Replace calls to
959 `unlock_stream' with `unlock_std_streams'.
961 2005-04-25 Devang Patel <dpatel@apple.com>
963 * dbxout.c (dbxout_type): Emit attribute vector.
965 2005-04-05 Paul Brook <paul@codesourcery.com>
967 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
968 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
969 * config/arm/arm.c (arm_cxx_atexit_name): New function.
970 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
971 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
972 (register_dtor_fn): Likewise.
973 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
975 2005-04-25 Ian Lance Taylor <ian@airs.com>
977 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
978 * c-common.h (EXPR_STMT_EXPR): Don't define.
979 (c_common_stmt_codes): Don't define.
980 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
981 * c-gimplify.c (gimplify_expr_stmt): Remove.
982 (c_gimplify_expr): Remove EXPR_STMT case.
983 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
984 to INIT_STATEMENT_CODES.
985 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
987 2005-04-25 Jan Hubicka <jh@suse.cz>
989 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
991 * except.c: Include diagnostic.h
992 (dump_eh_tree, verify_eh_tree): New functions.
993 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
994 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
995 (dump_function_to_file): dump eh tree.
996 * tree-eh.c (mark_eh_edge): New function.
997 (mark_eh_edge_found_error): New static variable.
998 (verify_eh_edges): New function.
1000 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
1002 * tree-ssa-alias.c (fieldoff_t): Remove.
1003 (fieldoff_s): typedef the structure itself. Create a vector of
1005 (push_fields_onto_fieldstack): Return count of fields pushed.
1006 Remove peeling of first field. Adjust.
1007 (fieldoff_compare): Adjust.
1008 (create_overlap_variables_for): Adjust.
1010 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1012 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
1014 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
1017 * doc/install.texi: Document correct assembler and linker to use
1018 on i?86-*-solaris2.10.
1020 2005-04-25 Steven Bosscher <stevenb@suse.de>
1022 Fix PR tree-optimization/21173
1024 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
1025 Unshare expression we pass to force_gimple_operand.
1027 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
1028 Stephen Clarke <stevec@superh.com>
1029 Roger Sayle <roger@eyesopen.com>
1031 PR rtl-optimization/20413
1032 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
1033 VOIDmode for LABEL_REF.
1034 * final.c (shorten_branches): Likewise.
1035 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
1036 * loop.c (reg_dead_after_loop): Likewise.
1037 * varasm.c (decode_addr_const): Likewise.
1038 * doc/rtl.texi: Document mode requirement for LABEL_REF.
1040 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
1042 * config.gcc (avr-*-*): Remove redundant "case".
1044 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
1046 * tree-vect-analyze.c (vect_mark_relevant): Take
1047 VEC(tree,heap) instead of varray_type as an argument.
1048 (vect_mark_stmts_to_be_vectorized): Change the type of
1049 worklist to VEC(tree,heap). Adjust uses of worklist.
1051 2005-04-24 Devang Patel <dpatel@apple.com>
1053 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1055 2005-04-24 Ian Lance Taylor <ian@airs.com>
1057 * c-semantics.c (build_stmt): Remove test of specific tree codes
1058 for TREE_SIDE_EFFECTS handling.
1060 2005-04-24 Per Bothner <per@bothner.com>
1062 * c-opts.c (finish_options): Make the line-number of the <built-in>
1063 location 0, as assumed elsewhere, rather than 1.
1065 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1067 * tree-ssa-uncprop.c (equiv_stack): Change the type o
1069 (tree_ssa_uncprop, uncprop_finalize_block,
1070 uncprop_initialize_block): Update uses of equiv_stack.
1072 2005-04-24 Richard Henderson <rth@redhat.com>
1075 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
1076 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
1078 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
1079 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
1080 <DIV, MOD>: Likewise.
1082 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1084 * collect2.c (main): Unlock the stdio streams.
1085 * gcc.c (main): Likewise.
1086 * gcov-dump.c (main): Likewise.
1087 * gcov.c (main): Likewise.
1088 * gen-protos.c (main): Likewise.
1089 * gensupport.c (init_md_reader_args_cb): Likewise.
1090 * protoize.c (main): Likewise.
1091 * toplev.c (general_init): Likewise.
1093 2005-04-24 Jakub Jelinek <jakub@redhat.com>
1096 * cgraph.h (cgraph_local_info): Add vtable_method field.
1097 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
1098 and node is vtable_method, finalized and not reachable, don't do
1101 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1103 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
1105 * tree-ssa-pre.c (create_value_expr_from): Use
1106 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
1107 * tree-ssa-propagate.c (stmt_makes_single_load,
1108 stmt_makes_single_store): Use REFERENCE_CLASS_P.
1109 * tree-vect-transform.c (vect_is_simple_cond): Use
1111 * tree-vrp.c (extract_range_from_assert,
1112 build_assert_expr_for, fp_predicate, has_assert_expr): Use
1115 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
1116 of tpa_to_clear to VEC(int,heap). Update uses of
1117 tpa_to_clear. Free tpa_to_clear at the end.
1119 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
1121 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
1124 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
1126 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
1127 and gcc_unreachable as appropriate.
1128 (num_insns_constant, output_vec_const_move,
1129 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
1130 rs6000_emit_set_const, rs6000_emit_move,
1131 spe_build_register_parallel, function_arg,
1132 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
1133 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
1134 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
1135 rs6000_common_init_builtins, expand_block_clear,
1136 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
1137 extract_ME, rs6000_get_some_local_dynamic_name,
1138 rs6000_output_function_entry, print_operand,
1139 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
1140 output_cbranch, output_e500_flip_gt_bit,
1141 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
1142 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
1143 compute_save_world_info, rs6000_stack_info,
1144 rs6000_emit_load_toc_table, rs6000_frame_related,
1145 spe_synthesize_frame_save, rs6000_emit_epilogue,
1146 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
1147 output_function_profiler, rs6000_trampoline_size,
1148 rs6000_initialize_trampoline, find_addr_reg,
1149 rs6000_machopic_legitimize_pic_address,
1150 rs6000_initial_elimination_offset,
1151 rs6000_dbx_register_number): Likewise.
1152 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
1153 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
1154 *movti_power, *movti_string, call, call_value, sibcall,
1155 sibcall_value): Likewise.
1156 * config/rs6000/spe.md (*movdf_e500_double,
1157 *movv2si_internal): Likewise.
1158 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
1161 2005-04-24 Richard Henderson <rth@redhat.com>
1164 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
1165 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
1166 Deny modes smaller than 4 bytes.
1167 * config/i386/i386-protos.h: Update.
1169 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
1171 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
1172 Switch h8300-*-rtems* to ELF.
1174 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
1176 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
1178 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1180 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
1182 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
1185 * fold-const.c: Fold &a[i]-&a[j] to i-j.
1187 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1189 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
1190 definitions of ssa names in condition. Split recusive part to ...
1191 (tree_simplify_using_condition_1): New function.
1192 (expand_simple_operations): New function.
1194 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
1196 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
1197 (find_interesting_uses_cond): Do not use integer_zerop and
1198 integer_nonzerop to check for integer constants.
1199 (set_use_iv_cost): Record the value field.
1200 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
1201 determine_use_iv_cost_outer): Set the value field of the cost pair.
1202 (may_eliminate_iv): Do not return the comparison code.
1203 (iv_elimination_compare): New function.
1204 (determine_use_iv_cost_condition): Set the value field. Record
1205 noneliminable invariants correctly.
1206 (rewrite_use_compare, rewrite_use_outer): Use the value field.
1208 2005-04-23 DJ Delorie <dj@redhat.com>
1210 * diagnostic.c (warning): Accept parameter to classify warning option.
1211 (warning0): New, for when a pointer to an error() like function is needed.
1212 * errors.c (warning): Likewise.
1213 * errors.h (warning, warning0): Adjust prototypes.
1214 * toplev.h (warning, warning0): Likewise.
1216 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
1217 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
1218 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
1219 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
1220 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
1221 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
1222 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
1223 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
1225 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1226 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
1227 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
1228 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
1229 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
1230 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
1231 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
1232 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
1233 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
1234 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
1235 config/rs6000/aix52.h, config/rs6000/darwin.h,
1236 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
1237 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
1238 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
1239 config/stormy16/stormy16.c, config/v850/v850-c.c,
1240 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
1243 2005-04-23 Richard Henderson <rth@redhat.com>
1246 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
1247 performing some integral scalar simplifications.
1249 2005-04-23 Richard Henderson <rth@redhat.com>
1252 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
1253 simplifying CONST_VECTOR.
1255 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1257 * tree-ssa-live.c (live_worklist): Take a stack allocated on
1258 heap as an argument. Update uses of stack.
1259 (calculate_live_on_entry): Allocate stack on heap.
1261 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
1262 partition_link and tpa_nodes on heap.
1264 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
1265 (mark_stmt_necessary, propagate_necessity,
1266 mark_really_necessary_kill_operand_phis): Update uses of
1268 (tree_dce_init): Allocate worklist using VEC_alloc.
1269 (tree_dce_done): Free worklist using VEC_free.
1271 2005-04-23 Mike Stump <mrs@apple.com>
1273 * config/darwin.c (machopic_indirection_name): Don't use
1275 (darwin_emit_unwind_label): Use user_label_prefix instead of
1278 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1280 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
1282 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
1284 * config.gcc <cris-*>: Specify .opt files.
1285 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
1286 config/cris/linux.opt: New files.
1287 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
1288 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1289 (TARGET_ELF): Override to 0.
1290 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
1291 -melinux-stacksize=N.
1292 * config/cris/cris.c: (cris_handle_option): New function.
1293 (TARGET_DEFAULT_TARGET_FLAGS): Override.
1294 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
1295 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
1296 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
1297 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
1298 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
1299 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
1300 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
1301 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
1302 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
1303 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
1304 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
1305 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
1306 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
1307 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
1308 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
1309 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
1310 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
1311 (TARGET_LINUX): Define 0.
1312 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1313 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
1314 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
1315 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
1316 (TARGET_LINUX): Override to 1.
1317 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
1319 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
1321 * haifa-sched.c (schedule_block): Fix thinko in previous
1322 assertification patch.
1324 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
1326 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
1327 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
1328 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1329 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
1330 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
1331 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
1332 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
1334 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
1335 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
1336 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
1337 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
1338 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
1339 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
1340 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
1341 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
1342 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
1343 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
1344 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
1345 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
1346 (SUBTARGET_OPTIONS): Delete.
1347 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
1348 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
1349 instead of a string.
1350 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
1351 (pa_cpu_string, pa_unix_string): Delete.
1352 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
1353 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
1355 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1356 (pa_handle_option): New function.
1357 (override_options): Remove handling of -march=, -mfixed-range=,
1358 -mschedule= and -munix=.
1359 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
1360 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
1361 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
1362 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
1363 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
1364 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
1365 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
1367 * config/pa/pa.opt: New file.
1368 * config/pa/pa-hpux.opt: New file.
1369 * config/pa/pa-hpux1010.opt: New file.
1370 * config/pa/pa-hpux1111.opt: New file.
1371 * config/pa/pa64-hpux.opt: New file.
1373 2005-04-22 David S. Miller <davem@davemloft.net>
1375 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
1376 integer when it's mode is VOIDmode not DImode.
1378 2005-04-22 Geoffrey Keating <geoffk@apple.com>
1380 * config/rs6000/rs6000.md (sync_add<mode>_internal,
1381 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
1382 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
1383 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
1384 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
1385 "bne- $-xxx" rather than local labels.
1386 (sync_lock_release<mode>): Add second operand.
1387 (lwsync): Use .long rather than a more meaningful opcode.
1388 * doc/md.texi (Standard Names): Add description of second
1389 parameter to sync_lock_test_and_set.
1391 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
1393 PR tree-optimization/21088
1394 * fold-const.c (fold_unary, fold_binary, fold_ternary):
1396 * tree-vrp.c (compare_values): Use fold_binary to compare
1397 pointers. Use boolean_type_node as the type of a comparison
1398 expression being folded.
1399 * tree.h: Add prototypes for fold_unary, fold_binary,
1402 * tree-ssa-dom.c: Fix formatting.
1404 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1406 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
1407 * lambda-code.c (perfect_nestify): Mark virtual operands in
1408 the moved statement for renaming.
1409 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
1410 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1411 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
1412 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
1413 * tree-flow.h (struct var_ann_d): Update comments.
1414 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
1415 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
1416 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
1417 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
1418 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
1419 debug_names_replaced_by): Remove declarations.
1420 (delete_update_ssa, get_current_def, set_current_def): Declare.
1421 (rewrite_into_loop_closed_ssa): Add new argument. Update
1423 * tree-into-ssa.c: Include params.h.
1424 (old_virtual_ssa_names): Remove. Update all users.
1425 (need_to_replace_names_p): Remove. Update all users.
1426 (struct update_ssa_stats_d): Declare.
1427 (update_ssa_stats): New local.
1428 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
1429 dump_tree_ssa_stats, debug_tree_ssa_stats,
1430 dump_update_ssa, debug_update_ssa,
1431 dump_names_replaced_by, debug_names_replaced_by): Declare.
1432 (get_current_def, set current_def): Make extern.
1433 (is_old_name, is_new_name): Protect against references
1434 past the end of the sets.
1435 (add_new_name_mapping): Assert that OLD and NEW are
1436 different SSA names for the same symbol.
1437 When adding a virtual mapping, update stats for virtual
1439 (insert_phi_nodes_for): If UPDATE_P is true, create the
1440 LHS of the new PHI by duplicating SSA name VAR.
1441 (insert_phi_nodes_1): Remove. Update all users.
1442 (insert_phi_nodes): Remove second argument. Update all
1444 (maybe_replace_use, maybe_replace_def): New.
1445 (rewrite_update_stmt): Call them.
1446 (mark_def_interesting): Remove calls to is_gimple_reg.
1447 (prepare_phi_args_for_update): Remove. Update all users.
1448 (prepare_block_for_update): Only process virtual operands
1449 and GIMPLE registers in normal form.
1450 (prepare_use_sites_for): New.
1451 (prepare_names_to_update): Rename from prepare_def_sites.
1452 Call prepare_use_sites_for.
1453 (dump_update_ssa): Rename from dump_repl_tbl.
1455 Show statistics for virtual mapping heuristic.
1456 (debug_update_ssa): Rename from debug_debug_repl_tbl.
1457 (init_update_ssa): Initialize UPDATE_SSA_STATS.
1458 (delete_update_ssa): Make extern.
1459 (mark_set_for_renaming): If the set is empty, do nothing.
1460 (release_ssa_name_after_update_ssa): Update comment.
1461 (insert_updated_phi_nodes_for): Do not remove existing
1462 PHI nodes for symbols.
1463 (switch_virtuals_to_full_rewrite_p): New.
1464 (switch_virtuals_to_full_rewrite): New.
1465 (update_ssa): Call them.
1466 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
1467 for every statement before updating.
1468 If all the names in NEW_SSA_NAMES have been marked for
1469 removal, do nothing.
1470 Only start at the top of the CFG if there are symbols in
1472 (ssa_rewrite_finalize_block): Remove.
1473 (ssa_register_new_def): Remove.
1474 (ssa_rewrite_stmt): Remove.
1475 (ssa_rewrite_phi_arguments): Remove.
1476 (ssa_rewrite_initialize_block): Remove.
1477 (ssa_mark_def_sites): Remove.
1478 (ssa_mark_def_sites_initialize_block): Remove.
1479 (ssa_mark_phi_uses): Remove.
1480 (rewrite_ssa_into_ssa): Remove.
1481 * tree-phinodes.c (find_phi_node_for): Remove.
1482 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1484 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
1485 Remove calls to verify_dominators and
1486 verify_loop_structure.
1487 (tree_unswitch_single_loop): Call update_ssa.
1488 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
1491 (delete_tree_ssa): Assert that need_ssa_update_p returns
1493 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
1494 * tree-vectorizer.c (allocate_new_names, rename_def_op,
1495 free_new_names): Remove. Update all users.
1496 (rename_use_op): Call get_current_def.
1497 (rename_variables_in_bb): Do not handle any real or
1499 (slpeel_update_phis_for_duplicate_loop): Call
1500 get_current_def and set_current_def instead of using
1502 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
1503 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
1504 ssa_names_to_replace and delete_update_ssa.
1505 * doc/invoke.texi: Document --param min-virtual-mappings
1506 and --param virtual-mappings-ratio.
1508 2005-04-22 Diego Novillo <dnovillo@redhat.com>
1510 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
1511 for newly created PHI nodes.
1512 Call create_new_def_for for every new V_MAY_DEF and
1513 V_MUST_DEF on the copied statement.
1514 (struct ssa_name_map_entry): Remove.
1515 (ssa_name_map_entry_hash): Remove.
1516 (ssa_name_map_entry_eq): Remove.
1517 (allocate_ssa_names): Remove.
1518 (rewrite_to_new_ssa_names_def): Remove.
1519 (rewrite_to_new_ssa_names_use): Remove.
1520 (rewrite_to_new_ssa_names_bb): Remove.
1521 (rewrite_to_new_ssa_names): Remove.
1522 (tree_duplicate_sese_region): Remove variables ver,
1523 definitions, phi, ssa_name_map and bi.
1524 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
1526 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1527 update_ssa instead of rewrite_ssa_into_ssa.
1528 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
1530 (find_uses_to_rename_use): Add argument 'need_phis'.
1531 (find_uses_to_rename_stmt): Do not scan virtual operands.
1532 (find_uses_to_rename): Only scan PHI nodes for
1534 (rewrite_into_loop_closed_ssa): Call update_ssa.
1535 (check_loop_closed_ssa_use): Ignore virtual operands.
1536 (check_loop_closed_ssa_stmt): Likewise.
1537 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
1539 (rename_variables, set_phi_def_stmts): Remove.
1540 (tree_duplicate_loop_to_header_edge): Reformat comment.
1541 Remove variables BB, I and DEFINITIONS.
1542 Call need_ssa_update_p.
1544 (lv_adjust_loop_header_phi): Reformat comment.
1545 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
1546 (marked_for_rewrite_p, any_marked_for_rewrite_p,
1547 mark_for_rewrite, unmark_all_for_rewrite,
1548 marked_ssa_names): Remove. Update all users.
1549 (release_ssa_name): If VAR has been registered for SSA
1550 updating, do nothing.
1551 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
1552 (build_assert_expr_for): Call register_new_name_mapping.
1553 (insert_range_assertions): Update call to update_ssa.
1554 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
1555 marked_for_rewrite_p, any_marked_for_rewrite_p,
1556 marked_ssa_names): Remove.
1558 2005-04-22 Jeff Law <law@redhat.com>
1560 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
1561 (restore_currdefs_to_original_value): Likewise.
1562 (register_definitions_for_stmt): Likewise.
1563 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
1564 for each variable. Do not allocate/free block_defs_stack either.
1565 Do not iterate if we just thread jumps. Only iterate if the
1566 tree_cleanup_cfg does useful work (temporary).
1567 (dom_opt_initialize_block): No longer push a marker on
1569 (dom_opt_finalize_block): Removal call to restore currdefs.
1570 Relax restrictions for recording edge equivalences.
1571 (record_equivalences_from_phis): No longer need to track
1573 (optimize_stmt): Similarly.
1574 (thread_across_edge): Simplify by removing the requirement that
1575 statements in the block we are threading through must be nops.
1576 (initialize_hash_element): Handle GOTO_EXPR.
1578 2005-04-22 David S. Miller <davem@davemloft.net>
1580 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
1582 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
1583 fix check on CONST_DOUBLE mode. It should be VOIDmode
1584 when it is representing an integer.
1586 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1588 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
1589 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
1590 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
1591 find_char_info_specifier_index,
1592 find_length_info_modifier_index): Likewise.
1593 * c-typeck.c (composite_type, pop_init_level): Likewise.
1594 * combine.c (cant_combine_insn_p, try_combine): Likewise.
1595 * cse.c (cse_insn): Likewise
1596 * dominance.c (calc_dfs_tree): Likewise
1597 dwarf2out.c (loc_descriptor_from_tree_1,
1598 add_abstract_origin_attribute, force_decl_die,
1599 force_type_die): Likewise
1600 emit-rtl.c (operand_subword_force): Likewise
1601 explow.c (hard_function_value): Likewise
1602 expmed.c (store_bit_field, expand_divmod,
1603 emit_store_flag_force): Likewise
1604 expr.c (emit_move_multi_word, store_expr,
1605 expand_expr_real_1): Likewise
1606 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
1607 output_operand): Likewise
1608 flow.c (recompute_reg_usage): Likewise
1609 * function.c (assign_stack_temp_for_type, assign_temp,
1610 handle_epilogue_set): Likewise
1611 * genextract.c (main): Likewise
1612 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
1613 gimplify_modify_expr_rhs, gimplify_expr): Likewise
1614 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
1615 ready_remove, rm_line_notes, rm_other_notes,
1616 schedule_block): Likewise
1617 mips-tfile.c (copy_object, out_of_bounds): Likewise
1619 2005-04-22 David Edelsohn <edelsohn@gnu.org>
1622 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
1623 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
1624 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
1625 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
1627 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
1629 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1631 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
1632 (gcc_tree_to_linear_expression): Convert to heap allocated
1634 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
1635 lbv_to_gcc_expression, lle_to_gcc_expression,
1636 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
1637 perfect_nestify): Likewise.
1638 lambda.h (gcc_loopnest_to_lambda_loopnest,
1639 lambda_loopnest_to_gcc_loopnest): Likewise.
1640 tree-loop-linear.c (linear_transform_loops): Likewise.
1642 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1644 * config/sparc/predicates.md (arith_double_operand): Use
1645 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
1646 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
1647 (DImode, DFmode constant splitters): Likewise. Remove code for
1648 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
1649 (logical constant splitters): Use const_int_operand predicate.
1650 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
1651 HOST_BITS_PER_WIDE_INT < 64.
1653 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1655 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
1656 gcc_unreachable as appropriate.
1657 (force_mode, emit_move_sequence, singlemove_string,
1658 output_move_double, output_fp_move_double, find_addr_reg,
1659 output_block_move, output_block_clear, output_and,
1660 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
1661 pa_adjust_cost, pa_issue_rate, print_operand,
1662 output_global_address, output_arg_descriptor, output_cbranch,
1663 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
1664 output_call): Likewise.
1665 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
1666 prefetch, prefetch_cc, prefetch_nocc): Likewise.
1668 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
1670 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
1671 _gcov_pow2_profiler and _gcov_one_value_profiler.
1672 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
1673 (GTFILES): Add $(srcdir)/tree-profile.c.
1674 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
1675 __gcov_one_value_profiler): Declare.
1676 * gimplify.c (force_gimple_operand): Check whether the statements
1677 should be produced in ssa form.
1678 (force_gimple_operand_bsi): New function.
1679 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
1680 __gcov_one_value_profiler): New functions.
1681 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
1682 the profiled value is a power of two or not.
1683 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
1684 * tree-flow.h (in_ssa_p): Declare.
1685 (force_gimple_operand_bsi): Declare.
1686 * tree-into-ssa.c (in_ssa_p): New variable.
1687 (rewrite_into_ssa): Set in_ssa_p.
1688 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
1689 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
1690 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
1691 tree_one_value_profiler_fn): New variables.
1692 (tree_init_edge_profiler): Initialize the profiler function decls.
1693 (tree_gen_edge_profiler): Use global gcov_type_node.
1694 (prepare_instrumented_value): New function.
1695 (tree_gen_interval_profiler, tree_gen_interval_profiler,
1696 tree_gen_one_value_profiler): Call the library functions instead of
1697 creating instrumentation code.
1698 * tree.c (build_fn_decl): New function.
1699 * tree.h (build_fn_decl): Declare.
1700 * value-prof.c (rtl_divmod_values_to_profile,
1701 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
1702 tree_mod_pow2_value_transform, tree_find_values_to_profile):
1703 Do not handle may_be_other and precise values of exponents at pow2
1705 (tree_mod_subtract_transform): Reflect that value field of
1706 histogram has changed meaning.
1707 (tree_divmod_values_to_profile): Record the values correctly.
1708 (tree_values_to_profile): Update comment.
1709 * value-prof.h (struct histogram_value_t): Remove pow2 data.
1711 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
1713 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
1716 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
1718 * config/i386/i386.md (length_immediate): Use gcc_assert or
1719 gcc_unreachable, as appropriate.
1720 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
1721 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
1722 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
1723 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
1724 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
1725 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
1726 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
1727 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
1728 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
1729 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
1730 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
1731 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
1732 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
1733 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
1734 *prefetch_sse_rex): Likewise.
1735 * config/i386/predicates.md (x86_64_immediate_operand,
1736 x86_64_zext_immediate_operand, symbolic_operand,
1737 no_seg_address_operand, aligned_operand,
1738 memory_displacement_operand): Likewise.
1739 * config/i386/sse.md (*mov<mode>_internal,
1740 *movv2df_internal): Likewise.
1742 2005-04-22 Jan Hubicka <jh@suse.cz>
1744 * Makefile.in (ipa.o, ipa-inline.o): New files.
1745 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
1746 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
1747 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
1748 * cgraphunit.c (cgraph_default_inline_p,
1749 cgraph_decide_inlining_incrementally, ncalls_inlined,
1750 nfunctions_inlined, initial_insns, overall_insns,
1751 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
1752 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
1753 cgraph_mark_inline, cgraph_check_inline_limits,
1754 cgraph_default_inline_p, cgraph_recursive_inlining_p,
1755 update_callee_keys, lookup_recursive_calls,
1756 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
1757 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
1758 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
1759 pass_ipa_inline): Move to ipa-inline.c
1760 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
1762 * ipa-inline.c: New file.
1764 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1766 * doc/invoke.texi (SPARC options): Document that -mapp-regs
1767 is turned off by default on Solaris.
1769 2005-04-21 Roger Sayle <roger@eyesopen.com>
1771 * c-common.h (objc_build_method_signature): Update prototype.
1772 * stub-objc.c (objc_build_method_signature): Update the stub
1773 implementation to accept and ignore additional parameter.
1774 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
1775 the value of ellipsis to objc_build_method_signature instead
1776 of setting TREE_OVERFLOW on the parms TREE_LIST node.
1778 2005-04-21 Geoffrey Keating <geoffk@apple.com>
1780 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
1781 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
1782 gen_rtx_* not gen_rtx_fmt_*.
1783 (rs6000_emit_vector_select): Likewise.
1784 (rs6000_emit_sync): New.
1785 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
1786 (larx, stcx, cmp): New mode substitutions.
1787 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
1788 UNSPEC_ISYNC): New constants.
1789 (rlwinm): Give name.
1790 (memory_barrier, isync, lwsync): New insns.
1791 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
1792 (sync_lock_release<mode>): New expander.
1793 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
1794 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
1795 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
1796 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
1797 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
1798 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
1799 (sync_add<mode>_internal, sync_addshort_internal,
1800 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
1801 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
1802 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
1804 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
1805 is the memory before, not after, the operation. Clarify
1806 barrier requirements.
1808 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1810 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
1811 * lambda.h (lambda_vector_min_nz): Likewise.
1812 * langhooks.h (struct lang_hooks_for_types,
1813 struct lang_hooks): Likewise.
1814 * output.h (assemble_integer, this_is_asm_operands): Likewise.
1817 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
1819 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
1820 comments to avoid 'abort'. Use gcc_assert as necessary.
1821 * opts.c (common_handle_option): Likewise.
1822 * pretty-print.c (pp_base_format_text): Likewise.
1823 * print-rtl.c (print_rtx): Likewise.
1824 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
1825 * regmove.c (try_auto_increment): Likewise.
1826 * reload.c (find_valid_class, find_reloads_toplev,
1827 find_equiv_reg): Likewise.
1828 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
1829 merge_assigned_reloads): Likewise.
1830 * tree-inline.c (inline_forbidden_p_1,
1831 estimate_num_insns_1): Likewise.
1832 * tree-optimize.c (execute_todo): Likewise.
1833 * tree-outof-ssa.c (eliminate_phi): Likewise.
1834 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
1835 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
1836 * tree-ssa-operands.c (parse_ssa_operands,
1837 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
1838 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
1839 * tree-ssanames.c (release_ssa_name): Likewise.
1840 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
1841 walk_tree): Likewise.
1843 * tree-ssa-operands.c (verify_abort): Fold into ..
1844 (verify_imm_links): ... here.
1846 2005-04-21 Richard Henderson <rth@redhat.com>
1848 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
1849 on non-memory operand for previous inversion.
1851 2005-04-21 Devang Patel <dpatel@apple.com>
1853 PR optimization/20994
1854 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
1855 x = !(a == b) : p , q;.
1856 (pass_if_conversion): Verify stmts and flow.
1858 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1860 * optabs.c (gen_conditional_trap): Restore #define.
1862 * alias.c (true_dependence): Remove 'abort' from comments. Use
1863 gcc_assert and gcc_unreachable as appropriate.
1864 (canon_true_dependence): Likewise.
1865 * bb-reorder.c (connect_traces): Likewise.
1866 * c-common.c (c_add_case_label): Likewise.
1867 * c-decl.c (finish_function): Likewise.
1868 * caller-save.c (insert_restore, insert_save): Likewise.
1869 * cfg.c (update_bb_profile_for_threading): Likewise.
1870 * cfganal.c (flow_active_insn_p): Likewise.
1871 * cfgexpand.c (add_reg_br_prob_note): Likewise.
1872 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
1873 cfg_layout_merge_blocks): Likewise.
1874 * ifcvt.c (cond_exec_process_insns, merge_if_block,
1875 find_if_block): Likewise.
1876 * integrate.c (allocate_initial_values): Likewise.
1877 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
1878 swap_condition, unsigned_condition, signed_condition,
1879 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
1880 reg_or_subregno): Likewise.
1881 * lambda-code.c (lambda_compute_auxillary_space,
1882 lambda_transform_legal_p): Likewise.
1883 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
1884 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
1885 lhd_incomplete_type_error, lhd_expand_expr,
1886 lhd_types_compatible_p, lhd_tree_size): Likewise.
1887 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
1888 * local-alloc.c (update_equiv_regs): Likewise.
1889 * loop-unroll.c (peel_loop_completely
1890 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
1891 peel_loop_simple, unroll_loop_stupid,
1892 analyze_iv_to_split_insn): Likewise.
1893 * loop.c (gen_prefetch, find_and_verify_loops,
1894 basic_induction_var): Likewise.
1895 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
1896 * value-prof.c (tree_find_values_to_profile): Likewise.
1897 * varasm.c (named_section, default_assemble_integer,
1898 decode_addr_const): Likewise.
1900 2005-04-21 Alan Modra <amodra@bigpond.net.au>
1901 Fariborz Jahanian <fjahanian@apple.com>
1903 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
1904 portion of argument passed in fpr.
1905 * expr.c (emit_push_insn): Fix computation of 'offset' used to
1906 decide on partial argument save on stack.
1908 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
1910 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
1913 2005-04-21 Jan Hubicka <jh@suse.cz>
1915 * cgraphunit.c: Include tree-pass.h
1916 (cgraph_decide_recursive_inlining,
1917 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
1918 cgraph_decide_inlining): Dump goes to dump_file.
1919 (cgraph_optimize): Call ipa passes instead of inliner.
1920 (cgraph_gate_inlining, pass_ipa_inline): New.
1921 * tree-optimize.c (all_ipa_passes): New static variable.
1922 (register_one_dump_file): Dead with IPA passes.
1923 (register_dump_files): Likewise.
1924 (init_tree_optimization_passes): Initialize IPA passes.
1925 (execute_todo): Do cgraph dump when asked to, do not dump function body
1927 * tree-pass.h (TODO_dump_cgraph): New macro.
1928 (ipa_passes): Declare.
1929 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
1931 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1933 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
1934 gcc_assert instead of abort.
1935 (classify_argument, examine_argument, construct_container,
1936 contains_128bit_aligned_vector_p, ix86_check_movabs,
1937 standard_80387_constant_opcode, standard_80387_constant_rtx,
1938 ix86_initial_elimination_offset, ix86_compute_frame_layout,
1939 pro_epilogue_adjust_stack, ix86_expand_epilogue,
1940 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
1941 legitimize_tls_address, output_pic_addr_const,
1942 i386_output_dwarf_dtprel, put_condition_code, print_reg,
1943 get_some_local_dynamic_name, print_operand, print_operand_address,
1944 output_387_binary_op, emit_i387_cw_initialization,
1945 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
1946 ix86_expand_clear, ix86_expand_binary_operator,
1947 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
1948 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
1949 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
1950 ix86_expand_branch, ix86_expand_setcc,
1951 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
1952 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
1953 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
1954 memory_address_length, ix86_attr_length_immediate_default,
1955 ix86_attr_length_address_default, ix86_agi_dependant,
1956 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
1957 ix86_expand_binop_builtin, ix86_force_to_memory,
1958 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
1959 x86_emit_floatuns): Likewise.
1960 * config/i386/netware.c (gen_regparm_prefix,
1961 i386_nlm_strip_name_encoding): Likewise.
1962 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
1964 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1966 * optabs.c (gen_condiational_trap): Remove #define.
1967 (add_equal_note): Assertify. Remove explicit indirection from
1968 call via function pointer.
1969 (expand_ternary_op, expand_simple_binop, expand_binop,
1970 expand_twoval_unop, expand_twoval_binop,
1971 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
1972 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
1973 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
1974 prepare_float_lib_cmp, emit_conditional_move,
1975 emit_conditional_add, gen_add2_insn, gen_add3_insn,
1976 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
1977 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
1978 vector_compare_rtx, expand_vec_cond_expr): Likewise.
1980 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
1982 * vec.h: Update API to separate allocation mechanism from type.
1983 (VEC_safe_grow): New.
1984 * vec.c (calculate_allocation): New.
1985 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
1986 (vec_gc_free, vec_heap_free): Remove.
1987 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
1989 (mangle_macro_name): New.
1990 (struct macro_def): New.
1991 (struct macro): Add multiple argument values.
1992 (macro_expans_end): New.
1993 (push_macro_expansion): Chain on new macro. Process multiple
1994 args, create follow on expansion. Return follow on argument.
1995 (macro_input): Deal with multiple arguments.
1997 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
1998 (struct tree_binfo): Adjust.
1999 * basic-block.h: Define VEC(edge,gc).
2000 (struct edge_def): Adjust.
2001 (struct basic_block_def, struct edge_iterator): Likewise.
2002 (ei_container, ei_start_1, ei_last_1): Likewise.
2003 * cfg.c (connect_src, connect_dest): Likewise.
2004 * cfgrtl.c (force_nonfallthru_and_redirect)
2005 * dbxout.c (dbxout_type)
2006 * dwarf2out.c (gen_member_die)
2007 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
2008 (gcc_tree_to_linear_expression): Adjust.
2009 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
2010 lbv_to_gcc_expression, lle_to_gcc_expression,
2011 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
2012 perfect_nestify): Likewise.
2013 * lambda.h (gcc_loopnest_to_lambda_loopnest,
2014 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
2015 * profile.c (instrument_values): Adjust.
2016 * tree-cfg.c (modified_noreturn_calls): Adjust.
2017 (remove_fallthru_edge): Likewise.
2018 * tree-dump.c (dequeue_and_dump): Adjust.
2019 * tree-flow-inline.h (mark_stmt_modified): Adjust.
2020 * tree-flow.h (modified_noreturn_calls): Adjust.
2021 (tree_on_heap): Remove. (yay!)
2022 (register_new_def): Adjust.
2023 * tree-into-ssa.c: Define VEC(int,heap).
2024 (block_defs_stack): Adjust.
2025 (find_idf, insert_phi_nodes, register_new_def,
2026 rewrite_initialize_block, rewrite_finalize_block,
2027 register_new_update_single, rewrite_update_init_block,
2028 rewrite_update_fini_block, rewrite_blocks,
2029 ssa_rewrite_finalize_block, ssa_register_new_def,
2030 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
2031 * tree-loop-linear.c (linear_transform_loops): Adjust.
2032 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
2033 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
2034 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
2035 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
2036 vrp_variables_stack): Adjust declarations.
2037 (tree_ssa_dominator_optimize): Adjust.
2038 (dom_opt_initialize_block, remove_local_expressions_from_table,
2039 restore_nonzero_vars_to_original_value,
2040 restore_vars_to_original_value,
2041 restore_currdefs_to_original_value, dom_opt_finalize_block,
2042 record_var_is_nonzero, record_cond, record_const_or_copy_1,
2043 optimize_stmt, update_rhs_and_lookup_avail_expr,
2044 lookup_avail_expr, record_range): Likewise.
2045 * tree-ssa-pre.c: Define VEC(basic_block,heap).
2046 (compute_antic_aux): Adjust.
2047 (inserted_exprs, create_expression_by_pieces,
2048 insert_into_preds_of_block, eliminate, mark_operand_necessary,
2049 remove_dead_inserted_code, fini_pre): Likewise.
2050 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
2051 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
2052 ssa_prop_init): Likewise.
2053 * tree-ssa.c: Define VEC(bitmap,heap).
2054 (verify_name_tags): Adjust.
2055 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
2056 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
2057 tree_divmod_values_to_profile, tree_find_values_to_profile,
2058 value_profile_transformations): Likewise.
2059 * value-prof.h: Define VEC(histogram_value,heap).
2060 * varasm.c: Remove alias_pair pointer typedef, define
2062 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
2064 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
2065 not a pointer to it. Create an object vector.
2066 (extern_symbols): Turn into an object vector.
2067 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
2069 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
2072 * Makefile.in (tree-chrec.o): Depend on params.h.
2073 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
2075 * tree-chrec.c: Depend on params.h. Replace build with buildN,
2076 and fold build with fold_buildN.
2077 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
2078 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
2079 (tree_contains_chrecs): Compute an estimation of the size of the
2081 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
2082 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
2083 * tree-scalar-evolution.c (simple_iv): Ditto.
2084 * doc/invoke.texi (scev-max-expr-size): Documented.
2086 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
2088 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
2089 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
2090 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
2091 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
2092 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
2093 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
2094 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
2095 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
2096 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
2097 (darwin_fix_and_continue_switch): Delete.
2098 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
2099 (SUBTARGET_SWITCHES): Delete.
2100 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
2101 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
2102 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
2103 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
2104 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
2105 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
2106 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
2107 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
2108 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
2109 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
2110 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
2111 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
2112 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
2113 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
2114 (TARGET_64BIT): Undef before redefining.
2115 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
2116 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
2117 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
2118 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
2119 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
2120 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
2121 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
2122 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2123 (ix86_debug_arg_string, ix86_debug_addr_string)
2124 (ix86_align_loops_string, ix86_align_jumps_string)
2125 (ix86_align_funcs_string): Delete.
2126 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
2127 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
2128 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
2129 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
2130 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
2131 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
2132 (SUBTARGET_SWITCHES): Delete.
2133 * config/i386/i386.c (ix86_debug_arg_string): Delete.
2134 (ix86_debug_addr_string): Delete.
2135 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
2136 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
2137 (ix86_align_loops_string, ix86_align_jumps_string)
2138 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
2139 (ix86_align_funcs_string): Make static.
2140 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2141 (ix86_handle_option): New function.
2142 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
2143 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
2144 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
2145 of darwin_fix_and_continue_switch.
2146 (darwin_one_byte_bool): Delete.
2147 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
2148 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
2149 to darwin_one_byte_bool.
2150 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
2151 * config/i386/djgpp.opt, config/i386/i386.opt,
2152 * config/i386/sco5.opt: New files.
2154 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2156 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
2157 fp_zero_operand, fp_register_operand, intreg_operand,
2158 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
2159 call_operand, call_operand_address, tgd_symbolic_operand,
2160 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
2161 symbolic_operand, symbolic_memory_operand, label_ref_operand,
2162 sp64_medium_pic_operand, data_segment_operand,
2163 text_segment_operand, splittable_symbolic_memory_operand,
2164 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
2165 eq_or_neq, normal_comp_operator, noov_compare_op,
2166 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
2167 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
2168 const64_operand, const64_high_operand, arith11_operand,
2169 arith10_operand, arith_double_operand, arith_double_4096_operand,
2170 arith_double_add_operand, arith11_double_operand,
2171 arith10_double_operand, small_int, small_int_or_double,
2172 uns_small_int, uns_arith_operand, clobbered_register,
2173 input_operand, compare_operand): Delete.
2174 (sparc_emit_set_const32): Use predicates in assertion. Remove special
2175 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
2176 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
2177 (GEN_HIGHINT64, GEN_INT64): Delete.
2178 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
2179 gen_safe_XOR64): Adjust for above deletion.
2180 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
2181 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
2182 (legitimate_constant_p): Use const_zero_operand instead.
2183 (sparc_extra_constraint_check): Likewise.
2184 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
2185 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
2186 (PREDICATE_CODES): Delete.
2187 * config/sparc/sparc.md: Include predicates.md.
2188 (All patterns): Adjust for new predicate names.
2189 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
2190 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
2191 (movdi): Use general_operand predicate.
2192 (movdi_sp64_dbl): Delete.
2193 (movdi_const64_special): Add 'N' constraint.
2194 (movdicc): Use arith10_operand predicate.
2195 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
2196 (movdi_cc_reg_sp64): Use arith10_operand predicate.
2197 (movdi_cc_reg_sp64_trunc): Delete.
2198 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
2199 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
2200 (subdi3_sp32): Delete.
2201 (subdi3_insn_sp32): Change to define_insn_and_split.
2202 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
2203 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
2204 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
2205 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
2206 small_int_operand predicate.
2207 (divdi3, udivdi3): Use arith_operand predicate.
2208 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
2209 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
2210 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
2211 (xordi3_sp64_dbl): Delete.
2212 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
2213 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
2214 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
2215 cmp_ccx_set_not): Use arith_operand predicate.
2216 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
2217 * config/sparc/predicates.md: New file.
2219 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
2221 PR tree-optimization/14846
2222 * fold-const.c (fold_single_bit_test_into_sign_test): New,
2224 (fold_single_bit_test): ... here.
2225 (fold_binary): Call fold_single_bit_test_into_sign_test
2226 instead of fold_single_bit_test.
2228 2005-04-20 James E Wilson <wilson@specifixinc.com>
2231 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
2232 is another declaration.
2234 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
2236 * config/cris/predicates.md: New file.
2237 * config/cris/cris-protos.h (cris_store_multiple_op_p)
2238 (cris_movem_load_rest_p): Declare.
2239 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
2240 (cris_movem_load_rest_p): Ditto. Globalize.
2241 (cris_bdap_operand, cris_bdap_biap_operand,
2242 cris_orthogonal_operator, cris_commutative_orth_op,
2243 cris_operand_extend_operator,
2244 cris_additive_operand_extend_operator, cris_extend_operator,
2245 cris_plus_or_bound_operator, cris_mem_op,
2246 cris_general_operand_or_symbol,
2247 cris_general_operand_or_gotless_symbol,
2248 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
2249 cris_load_multiple_op): Remove predicate functions.
2250 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
2251 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
2252 * config/cris/cris.h (PREDICATE_CODES): Don't define.
2253 * config/cris/cris.md: Include predicates.md.
2254 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
2256 2005-04-20 Ian Lance Taylor <ian@airs.com>
2258 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
2259 * c-common.h (STMT_EXPR_STMT): Don't define.
2260 (STMT_EXPR_NO_SCOPE): Don't define.
2261 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
2262 * c-pretty-print.c (pp_c_primary_expression): Likewise.
2263 (pp_c_expression): Likewise.
2265 2005-04-20 Richard Henderson <rth@redhat.com>
2268 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
2270 2005-04-20 Jeff Law <law@redhat.com>
2272 * reload1.c (reload): Ignore equivalences between pseudos and
2275 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
2278 * c-tree.h (struct c_label_list): Update comment.
2279 (struct c_label_context): Rename to struct c_label_context_se.
2280 (label_context_stack): Rename to label_context_stack_se.
2281 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
2282 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
2283 c_end_vm_scope): New.
2284 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
2285 * c-decl.c (pop_scope): Call c_end_vm_scope.
2286 (pushdecl): Call c_begin_vm_scope for variably modified
2288 (define_label): Check for jumping into scope of identifier with
2289 variably modified type. Push label on stack for those defined at
2290 current context of identifiers with variably modified type.
2291 (start_function): Create stack level for context of identifiers
2292 with variably modified type.
2293 (finish_function): Pop stack level for context of identifiers with
2294 variably modified type.
2295 * c-typeck.c (label_context_stack): Rename to
2296 label_context_stack_se.
2297 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
2298 (c_finish_goto_label): Check for jumping into scope of identifier
2299 with variably modified type. Push label on stack for those jumped
2300 to from current context of identifiers with variably modified
2302 (struct c_switch): Add blocked_vm.
2303 (c_start_case): Initialize blocked_vm.
2304 (do_case): Check blocked_vm.
2305 (c_finish_case): Add comment.
2306 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
2307 variable label_context_stack.
2309 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2311 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
2312 conditional_replacement, value_replacement, abs_replacement,
2314 (replace_phi_edge_with_variable): Remove argument BB.
2315 (conditional_replacement, value_replacement,
2316 minmax_replacement, abs_replacement): Remove argument PHI_BB.
2317 Update a call to replace_phi_edge_with_variable.
2319 * tree-ssa-phiopt.c: Fix comments.
2321 2005-04-20 Michael Matz <matz@suse.de>
2324 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
2327 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2329 * tree-ssa-phiopt.c: Fix comment typos.
2331 PR tree-optimization/21116
2332 * tree-ssa-phiopt.c: Fix a typo.
2334 2005-04-19 Richard Henderson <rth@redhat.com>
2336 * builtins.c (expand_builtin_sync_operation): Revert last change.
2337 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
2339 (expand_compare_and_swap_loop): Likewise.
2340 (expand_sync_operation): Remove fallback from NAND to AND; invert
2341 memory operand when expanding from cmpxchg.
2342 (expand_sync_fetch_operation): Likewise.
2343 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
2346 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
2347 when implementing NAND. Fix double-add for AFTER.
2348 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
2349 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
2350 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
2352 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
2355 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
2356 to return old memory value.
2357 (sync_compare_and_swap_cc<IMODE>): Likewise.
2359 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
2360 return pre-reload. Don't consider output or anti dependencies.
2361 * config/ia64/sync.md (IMODE): New.
2362 (modesuffix): Add QI and HI.
2363 (memory_barrier): Simplify expansion.
2364 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
2365 (cmpxchg_acq_<IMODE>): Likewise.
2366 (sync_lock_test_and_set<IMODE>): Likewise.
2367 (sync_lock_release<IMODE>): Likewise.
2369 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2371 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
2374 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
2376 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
2378 2005-04-20 Michael Pogue <michael.pogue@sun.com>
2379 Joseph S. Myers <joseph@codesourcery.com>
2381 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
2382 * c-typeck.c (build_c_cast): Check these options.
2383 * doc/invoke.texi: Document these options.
2385 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
2387 * tree-ssa-phiopt.c: Update a comment about the pass.
2389 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2391 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
2392 config/mcore/mcore.c: Fix comment typos.
2394 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
2396 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
2397 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
2399 2005-04-19 Paul Brook <paul@codesourcery.com>
2401 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
2403 2005-04-19 Andrew Haley <aph@redhat.com>
2406 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
2407 looking at a field's bitpos.
2409 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2411 * system.h (fopen, fdopen, freopen): Define these to the unlocked
2412 libiberty functions.
2414 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
2416 PR tree-optimization/21096
2417 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
2419 2005-04-19 Alan Modra <amodra@bigpond.net.au>
2422 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
2423 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
2425 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
2427 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
2428 refers to the function being dumped.
2430 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
2432 * varasm.c (assemble_start_function): Remove reset of in_section.
2434 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2436 PR tree-optimization/21085
2437 * fold-const (fold_binary): Don't change X % -C to X % C if C has
2440 2005-04-19 Ben Elliston <bje@au.ibm.com>
2442 * doc/invoke.texi (Optimize Options): Refer to the correct
2443 optimisation flag -ftree-dominator-opts, not -ftree-dom.
2445 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
2447 * config/rs6000/rs6000.c (machopic_output_stub): Increase
2448 alloca argument to be big enough.
2450 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
2453 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
2456 2005-04-18 Tom Tromey <tromey@redhat.com>
2458 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
2461 2005-04-18 Richard Henderson <rth@redhat.com>
2463 * config/alpha/alpha.c (alpha_split_atomic_op): New.
2464 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
2465 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
2466 * config/alpha/alpha-protos.h: Update.
2467 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
2468 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
2469 (attr type): Add ld_l, st_c, mb.
2470 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
2471 iornotsi3, xorsi_internal, xornotsi3): New.
2472 * config/alpha/ev4.md (ev4_ld): Add ld_l.
2473 (ev4_ist_c, ev4_mb): New.
2474 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
2476 * config/alpha/ev6.md (ev6_ild): Add ld_l.
2477 (ev6_ist): Add st_c.
2479 * config/alpha/sync.md: New file.
2481 2005-04-18 Richard Henderson <rth@redhat.com>
2483 * builtins.c (expand_builtin_sync_operation): Fold nand to and
2486 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
2488 2005-04-18 Devang Patel <dpatel@apple.com>
2490 * config/rs6000/atlivec.md (mulv4si3): New pattern.
2492 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2494 PR tree-optimization/20922
2495 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
2496 Fold X + c >= X and fold X - c <= X to true.
2498 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
2500 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
2502 (emergency_labeled_state_free): Likewise.
2504 2005-04-18 Nick Clifton <nickc@redhat.com>
2506 * config/h8300/h8300.md (jump): Remove prescan parameter from
2507 calls to final_scan_insn.
2509 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
2510 parameter from calls to final_scan_insn.
2512 * config.gcc (m68hc12): Use the m68hc11.opt file for target
2514 (v850e, v850e1): Use the v850.opt file for target specific
2517 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
2519 PR tree-optimization/21001
2520 * tree-optimize.c (init_tree_optimization_passes): Move the
2521 first pass_forwprop immediately before pass_vrp.
2523 2005-04-17 Ian Lance Taylor <ian@airs.com>
2525 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
2526 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
2527 from enum tree_code op to bool is_sizeof.
2528 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
2529 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
2530 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
2532 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
2534 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
2537 2005-04-17 Ian Lance Taylor <ian@airs.com>
2539 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
2541 2005-04-17 Richard Henderson <rth@redhat.com>
2543 * config/alpha/alpha.c (va_list_skip_additions): Only define if
2545 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
2546 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
2547 of indirection through ssa names while looking for the gpr counter
2549 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
2550 saved va_list_gpr_size and va_list_fpr_size.
2552 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2554 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
2555 both pointers or both integers.
2557 * tree-vrp.c (maybe_add_assert_expr): Don't assert
2558 ASSERT_EXPRs for single-use variable.
2560 * tree-into-ssa.c: Fix a comment typo.
2562 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
2564 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
2565 -mipsN before forcing a default of -mips2.
2567 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2569 * predict.h (IS_TAKEN): Remove.
2570 * rtl.h (NOTE_PREDICTION): Likewise.
2572 * modulo-sched.c (CFG_HOOKS): Remove.
2574 * c-parser.c (N_C_TTYPES): Remove.
2576 * tree-flow-inline.h (get_stmt_operands): Remove.
2577 * lambda-code.c, tree-ssa-loop-unswitch.c,
2578 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
2579 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
2580 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
2581 calls to get_stmt_operands.
2582 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
2584 2005-04-17 Richard Henderson <rth@redhat.com>
2587 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
2588 of CUMULATIVE_ARGS past the last named argument.
2589 (alpha_va_start): Expect pretend_args_size only if strictly less than
2592 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
2595 * builtins.c (expand_builtin_strcat): Convert the result of
2596 strlen to the right type.
2597 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
2598 avoid creating type mismatches.
2599 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
2602 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
2604 2005-04-16 Richard Henderson <rth@redhat.com>
2607 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
2608 Use the mode of boolean_type_node when the user doesn't provide one.
2609 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
2611 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
2614 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
2617 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
2620 2005-04-16 Roger Sayle <roger@eyesopen.com>
2621 Steven Bosscher <stevenb@suse.de>
2623 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
2624 (fold_unary_to_constant): Likewise.
2626 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
2628 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
2631 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
2633 * doc/install.texi (Specific): Avoid using asterisks in @anchor
2634 names related to target triplets.
2635 Remove i?86-*-esix from platform directory.
2636 Remove powerpc-*-eabiaix from platform directory.
2638 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
2641 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
2642 falling through from SUBREG case to REG.
2644 2005-04-15 Roger Sayle <roger@eyesopen.com>
2646 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
2647 (fold_binary): Update comment mentioning fold_relational_hi_lo.
2648 (fold_binary_to_constant): Simplify using fold_binary.
2649 (fold_unary_to_constant): Likewise, simplify using fold_unary.
2651 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2653 * gthr-posix.c (pthread_cancel): Define.
2654 (pthread_mutexattr_init): Likewise.
2655 (pthread_mutexattr_settype): Likewise.
2656 (pthread_mutexattr_destroy): Likewise.
2658 2005-04-15 David S. Miller <davem@davemloft.net>
2661 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
2663 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2665 PR tree-optimization/21031
2666 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
2667 (forward_propagate_into_cond_1): Call it. Forward propagate
2668 integer-integer casts into COND_EXPRs.
2670 2005-04-15 Dave Korn <dave.korn@artimi.com>
2672 * gcc.c (default_compilers): Clarify obscure error message when
2673 reading from standard input.
2675 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2677 * basic-block.h (PROP_EQUAL_NOTES): Remove.
2678 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
2680 * tree-ssa-alias.c (init_alias_info): Remove a call to
2683 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
2685 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
2686 of non-virtual PHI nodes like we use to.
2688 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
2690 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
2691 (attr_copy_rtx): Do not use it.
2693 2005-04-15 Andrew Macleod <amacleod@redhat.com>
2695 * doc/tree-ssa.texi: Grammer/abbreviation updates.
2697 2005-04-15 Diego Novillo <dnovillo@redhat.com>
2699 * tree-vect-transform.c (vectorizable_store): Mark necessary
2700 objects in the vectorized store needing renaming. Update the
2701 SSA graph for V_MAY_DEF operands in the original store.
2703 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
2705 * tree-ssa-pre.c (compute_avail): It's okay to have
2706 TREE_INVARIANT's here, and value number the resulting expressions.
2707 (create_expression_by_pieces): Make sure operands that were
2708 min_invariant when we started, stay that way.
2710 2005-04-15 David Edelsohn <edelsohn@gnu.org>
2712 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
2714 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2716 PR tree-optimization/20936.
2717 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
2719 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2721 * doc/invoke.texi: Fix typos.
2722 * doc/md.texi: Likewise.
2723 * doc/rtl.texi: Likewise.
2724 * doc/sourcebuild.texi: Likewise.
2725 * doc/tm.texi: Likewise.
2727 2005-04-15 Uros Bizjak <uros@kss-loka.si>
2729 PR tree-optimization/21004
2730 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
2731 and floorl in c99 mode only.
2732 * builtins.c (expand_builtin_int_roundingfn): Assert that
2733 fallback_fndecl is not NULL_TREE.
2735 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
2737 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
2738 * basic-block.h: Update the prototype for
2739 purge_all_dead_edges.
2740 * cfgexpand.c (tree_expand_cfg): Update a call to
2741 purge_all_dead_edges.
2742 * combine.c (combine_instructions): Likewise.
2743 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
2744 rest_of_handle_cse2, rest_of_handle_gcse,
2745 rest_of_handle_postreload): likewise.
2747 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
2750 * gimplify.c (gimplify_addr_expr): Compensate for removal of
2751 e.g. cv-qualification conversions.
2753 2005-04-14 Mike Stump <mrs@apple.com>
2755 * config/darwin-c.c (framework_construct_pathname): We must
2756 find all headers of a framework in the first instance of it
2757 found in the seach path.
2759 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
2761 PR tree-optimization/21021
2762 * tree-vrp.c (compare_values): Work around a bug in the front
2763 end that produces a comparison of mismatched types.
2765 2004-04-14 Richard Henderson <rth@redhat.com>
2767 * config/ia64/ia64.h (enum fetchop_code): Remove.
2768 (enum ia64_builtins): Move ...
2769 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
2770 members except BSP and FLUSHRS.
2771 (ia64_init_builtins): Remove __sync builtins.
2772 (ia64_expand_builtin): Likewise.
2773 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
2774 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
2775 (ia64_expand_lock_release): Remove.
2776 * config/ia64/ia64.md (mf): Move to sync.md.
2777 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
2778 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
2779 * config/ia64/sync.md: New file.
2780 (memory_barrier): Rename from mf.
2781 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
2782 (cmpxchg_acq_<I48MODE>): Likewise.
2783 (sync_lock_test_and_set<I48MODE>): Likewise.
2785 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
2786 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
2788 2004-04-14 Richard Henderson <rth@redhat.com>
2790 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
2791 (ix86_compare_emitted): New.
2792 (ix86_expand_compare): Use ix86_compare_emitted if set.
2793 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
2794 and ix86_compare_op0 are set.
2795 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
2796 (TARGET_CMPXCHG, TARGET_XADD): New.
2797 (ix86_compare_emitted): Declare.
2798 * config/i386/i386.md: Include sync.md
2799 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
2800 (UNSPECV_XCHG, UNSPECV_LOCK): New.
2801 * config/i386/sync.md: New file.
2803 2004-04-14 Richard Henderson <rth@redhat.com>
2806 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
2807 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
2808 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
2809 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
2810 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
2811 BT_FN_I8_VPTR_I8_I8): New.
2812 * builtins.def (DEF_SYNC_BUILTIN): New.
2813 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
2814 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
2815 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
2816 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
2817 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
2818 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
2819 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
2820 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
2821 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
2822 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
2823 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
2824 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
2825 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
2826 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
2827 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
2828 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
2829 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
2830 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
2831 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
2832 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
2833 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
2834 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
2835 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
2836 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
2837 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
2838 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
2839 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
2840 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
2841 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
2842 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
2843 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
2844 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
2845 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
2846 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
2847 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
2848 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
2849 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
2850 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
2851 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
2852 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
2853 BUILT_IN_SYNCHRONIZE: New.
2854 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
2855 as a function. Accept __sync_ as a prefix as well.
2856 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
2857 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
2858 expand_builtin_lock_release): New.
2859 (expand_builtin): Call them.
2860 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
2861 neither BOTH_P nor FALLBACK_P are defined.
2862 (builtin_type_for_size): New.
2863 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
2864 (resolve_overloaded_builtin): New.
2865 * c-common.h (resolve_overloaded_builtin): Declare.
2866 (builtin_type_for_size): Declare.
2867 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
2868 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
2869 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
2870 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
2871 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
2872 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
2873 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
2874 sync_compare_and_swap_cc, sync_lock_test_and_set,
2875 sync_lock_release): New.
2876 * optabs.h: Declare them.
2877 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
2878 expand_sync_operation, expand_sync_fetch_operation,
2879 expand_sync_lock_test_and_set): Declare.
2880 * genopinit.c (optabs): Add sync optabs.
2881 * optabs.c (init_optabs): Initialize sync optabs.
2882 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
2883 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
2884 expand_sync_operation, expand_sync_fetch_operation,
2885 expand_sync_lock_test_and_set): New.
2886 * doc/extend.texi (Atomic Builtins): New section
2887 * doc/md.texi (Standard Names): Add sync patterns.
2889 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
2891 * tree-eh.c (lower_try_finally_copy): Generate new code in
2892 response to goto_queue entries as if the queue was sorted by
2893 index, not pointers.
2894 (lower_try_finally_switch): Likewise.
2896 2005-04-14 Richard Henderson <rth@redhat.com>
2898 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
2899 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
2901 (ix86_expand_fp_movcc): Update to match.
2902 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
2903 * config/i386/i386-protos.h: Update.
2904 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
2905 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
2907 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
2909 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
2912 2005-04-14 Julian Brown <julian@codesourcery.com>
2914 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
2915 link failures on ppc64 Linux.
2917 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
2919 * config.gcc: Set cpu_type for s390.
2921 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
2923 Fix PR tree-optimization/20963
2924 * tree-ssa-pre.c (compute_avail): Remove special case for
2926 (create_expression_by_pieces): Add value numbers for forced out
2929 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
2931 * config/cris/cris.md: Replace references to (reg:SI 16) with
2932 (reg:SI CRIS_SRP_REGNUM).
2934 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
2936 PR tree-optimization/20657
2937 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
2938 create an appropriate range from it.
2940 2005-04-14 Uros Bizjak <uros@kss-loka.si>
2942 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
2943 <UNSPEC_FIST_CEIL> case.
2945 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
2946 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
2947 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
2948 to implement lfloor and llfloor built-ins as x87 intrinsic function.
2949 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
2950 (lfloor<mode>2): New expanders.
2951 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
2952 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
2953 to implement lceil and llceil built-ins as x87 intrinsic function.
2954 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
2955 (lceil<mode>2): New expanders.
2957 2005-04-14 Uros Bizjak <uros@kss-loka.si>
2959 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
2960 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
2962 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
2965 * config/s390/s390-modes.def: Define TFmode.
2967 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
2969 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
2970 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2971 * config/mips/mips.c (mips16_insn_length): Remove reference to
2972 JUMP_TABLES_IN_TEXT_SECTION.
2974 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
2976 * simplify-rtx.c (simplify_binary_operation_1): Return
2977 scalar or vector of constant 0, depending on the xor's
2980 2005-04-13 Dale Johannesen <dalej@apple.com>
2982 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
2983 (objc-act.o): Ditto.
2984 * objc/objc-act.c (objc_gimplify_expr): New.
2985 (objc_get_callee_fndecl): New.
2986 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
2987 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
2988 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
2990 2005-04-13 Devang Patel <dpatel@apple.com>
2992 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
2995 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
2997 CRIS prologue as RTL.
2998 * config/cris/cris-protos.h (cris_emit_movem_store)
2999 (cris_expand_prologue): Prototype.
3000 * config/cris/cris.c (struct machine_function): New member
3002 (cfa_label_num, cris_target_asm_function_prologue): Remove.
3003 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
3004 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
3005 (cris_load_multiple_op, cris_return_address_on_stack)
3006 (cris_return_address_on_stack_for_return): ISO-Cify.
3007 (cris_store_multiple_op): New predicate function.
3008 (cris_expand_prologue, cris_emit_movem_store): New functions.
3009 (cris_print_operand) <case 'O'>: Handle modifications other than
3011 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
3012 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
3013 (cris_gen_movem_load): Rearrange slightly to make local variable
3014 src a parameter, removing osrc.
3015 (cris_setup_incoming_varargs): Set machine_function member
3016 stdarg_regs to correspond to the number of registers that need to
3018 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
3020 (PREDICATE_CODES): Add cris_store_multiple_op. Make
3021 cris_general_operand_or_gotless_symbol accept UNSPEC.
3022 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
3023 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
3024 ("*cris_store_multiple"): New pattern. Tweak common comment above
3025 this and "*cris_load_multiple".
3026 ("prologue"): New define_expand.
3028 * config/cris/cris.md ("epilogue"): Conditionalize on
3029 TARGET_PROLOGUE_EPILOGUE.
3031 2005-04-13 Steve Ellcey <sje@cup.hp.com>
3034 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
3035 fpsr 0 instead of fpsr 1.
3036 (divsf3_internal_thr): Ditto.
3037 (divdf3_internal_lat): Ditto.
3038 (divdf3_internal_thr): Ditto.
3039 (divxf3_internal_lat): Ditto.
3040 (divxf3_internal_thr): Ditto.
3042 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3044 PR tree-optimization/20913
3045 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
3047 PR tree-optimization/20702
3048 * tree-vrp.c (maybe_add_assert_expr): Recurse into
3049 dominator children that haven't been walked into.
3051 2005-04-13 Julian Brown <julian@codesourcery.com>
3053 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
3054 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
3057 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3059 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
3060 config/i386/sse.md: Fix comment typos.
3062 * genattrtab.c (NULL_ATTR): Remove.
3063 * ifcvt.c (NULL_EDGE): Likewise.
3065 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
3067 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
3068 NOTE_PREDICT): Remove.
3070 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3072 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
3073 * configure: Regenerate.
3074 * config.in: Likewise.
3075 * system.h: Declare vsnprintf if not already declared.
3077 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3079 * optc-gen.awk: Handle stand-alone Mask records.
3080 * opth-gen.awk: Likewise.
3081 * doc/options.texi (Option file format): Document them.
3082 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
3083 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
3084 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
3085 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
3086 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
3087 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
3088 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
3089 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
3090 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
3091 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
3092 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
3093 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
3094 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
3095 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
3096 TARGET_LONG_DOUBLE_128): Likewise.
3097 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
3098 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
3099 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
3100 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
3101 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
3102 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
3103 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
3104 * config/sparc/sparc.c (fpu_option_set): New global.
3105 (sparc_handle_option): New function.
3106 (sparc_override_options): Test fpu_option_set.
3107 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
3108 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
3109 * config/sparc/sparc.opt: New file.
3110 * config/sparc/little-endian.opt: Likewise.
3111 * config/sparc/long-double-switch.opt: Likewise.
3113 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
3115 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
3116 (bfin_handle_options): Set it if -mshared-library-id= is seen.
3117 * config/bfin/bfin.opt (mshared-library-id=): Lose
3118 Var(bfin_lib_id_given).
3120 2005-04-13 Matt Thomas <matt@3am-software.com>
3122 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
3125 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3127 * rtl.h (CLEAR_RTX_FLAGS): Remove.
3129 * cgraphunit.c (INSNS_PER_CALL): Remove.
3131 * tree-ssa-forwprop.c (vars,
3132 record_single_argument_cond_exprs,
3133 substitute_single_use_vars): Remove.
3134 (forward_propagate_into_cond_1, forward_propagate_into_cond):
3136 (tree_ssa_forward_propagate_single_use_vars): Call
3137 forward_propagate_into_cond for each COND_EXPR.
3139 * tree-inline.c (INSNS_PER_STMT): Remove.
3141 2005-04-12 Richard Henderson <rth@redhat.com>
3143 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
3144 (ix86_expand_sse_fp_minmax): ... from ...
3145 (ix86_expand_fp_movcc): ... here.
3146 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
3147 * config/i386/i386-protos.h: Update.
3148 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
3149 (sse_setccsf, sse_setccdf): Allow before reload.
3150 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
3151 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
3152 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
3153 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
3154 (anddf3, nanddf3, iordf3, xordf3): New.
3156 2005-04-12 Jeff Law <law@redhat.com>
3158 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
3159 (tree-ssa-uncprop.o): Add dependencies.
3160 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
3161 * tree-flow.h (remove_useless_stmts): Remove prototype.
3162 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
3163 remove_useless_stmts.
3164 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
3165 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
3166 * tree-pass.h (pass_uncprop): Declare.
3167 * tree-ssa-uncprop.c: New file.
3169 2005-04-12 James E. Wilson <wilson@specifixinc.com>
3172 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
3174 2005-04-12 Caroline Tice <ctice@apple.com>
3176 Temporary fix for partitioning problems.
3177 * passes.c (rest_of_handle_final): Remove code that
3178 frees unlikely_text_section_name,
3179 * varasm.c (assemble_start_function): Test for partitioning
3180 flag before writing out section labels.
3181 (assemble_end_function): Test for partitioning flag before
3182 writing out section labels.
3184 2005-04-12 Steven Bosscher <stevenb@suse.de>
3185 Stuart Hastings <stuart@apple.com>
3186 Jan Hubicka <jh@suse.cz>
3188 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
3189 references to gt-tree-cfg.h.
3190 * basic-block.h (struct basic_block_def): Don't skip rbi
3191 for garbage collection.
3192 (struct reorder_block_def): Make GTY-able.
3193 (struct control_flow_graph): New structure.
3194 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
3195 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
3196 but instead defines to the control_flow_graph for cfun.
3197 (label_to_block_map): New define, points to the label map of
3198 the control_flow_graph for cfun.
3199 (n_edges_for_function, n_basic_blocks_for_function,
3200 last_basic_block_for_function, basic_block_info_for_function,
3201 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
3202 basic_block_info_for_function, label_to_block_map_for_function):
3203 Counterparts for the above, taking a struct function as an extra
3205 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
3206 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
3207 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
3208 (alloc_rbi_pool, free_rbi_pool): Remove.
3209 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
3210 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
3212 (cfg_layout_finalize) ... and don't free it here.
3213 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
3215 * flow.c (free_basic_block_vars): Set label_to_block_map and
3216 n_edges to zero too.
3217 * function.h (struct function): Add cfg field.
3218 * function.c (allocate_struct_function): Allocate the cfg.
3219 * tree-cfg.c (label_to_block_map): Remove.
3220 (build_tree_cfg): Don't allocate the rbi pool here...
3221 (delete_tree_cfg_annotations): ...and don't free it here.
3222 Also don't nullify label_to_block_map for cfun.
3224 2005-04-12 Caroline Tice <ctice@apple.com>
3226 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3227 Revert my patch from April 9.
3228 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
3229 (reorder_basic_blocks): Revert my patch from April 9.
3230 (insert_section_boundary_note): Revert my patch from April 9.
3231 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
3232 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
3233 (COLD_END_LABEL): Revert my patch from April 9.
3234 (cold_text_section_label): Revert my patch from April 9.
3235 (cold_end_label): Revert my patch from April 9.
3236 (dwarf2out_switch_text_section): Revert my patch from April 9.
3237 (output_aranges): Revert my patch from April 9.
3238 (output_ranges): Revert my patch from April 9.
3239 (output_line_info): Revert my patch from April 9.
3240 (add_location_or_const_value_attribute): Revert my patch from April 9.
3241 (dwarf2out_var_location): Revert my patch from April 9.
3242 (dwarf2out_init): Revert my patch from April 9.
3243 (dwarf2out_finish): Revert my patch from April 9.
3244 * function.h (struct function): Revert my patch from April 9.
3245 * opts.c (decode_options): Revert my patch from April 9.
3246 * output.h (unlikely_section_label, hot_section_label,
3247 hot_section_end_label, cold_section_end_label,
3248 unlikely_text_section_name): Revert my patch from April 9.
3249 * passes.c (rest_of_handle_final): Revert my patch from April 9.
3250 * varasm.c (unlikely_section_label, hot_section_label,
3251 hot_section_end_label, cold_section_end_label,
3252 unlikely_text_section_name): Revert my patch from April 9.
3253 (initialize_cold_section_name): Revert my patch from April 9.
3254 (unlikely_text_section): Revert my patch from April 9.
3255 (in_unlikely_text_section): Revert my patch from April 9.
3256 (named_section): Revert my patch from April 9.
3257 (function_section): Revert my patch from April 9.
3258 (current_function_section): Revert my patch from April 9.
3259 (assemble_start_function): Revert my patch from April 9.
3260 (assemble_end_function): Revert my patch from April 9.
3261 (default_section_type_flags_1): Revert my patch from April 9.
3263 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3265 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
3266 * config/sparc/sparc.md (untyped_call): Save the registers manually.
3268 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
3270 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
3273 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
3274 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
3276 2004-04-12 Richard Henderson <rth@redhat.com>
3278 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
3279 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
3280 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
3281 (UNSPEC_*, UNSPECV_*): Renumber.
3283 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
3286 From Richard Henderson <rth@redhat.com>:
3287 * tree-mudflap.c (mf_build_check_statement_for): Correct block
3290 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
3292 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
3294 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
3296 * config/bfin/bfin.c (bfin_library_id_string): Remove.
3297 (bfin_library_id): New variable.
3298 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
3299 instead of bfin_library_id_string.
3300 (bfin_handle_option): New function.
3301 (override_options): Remove most code to deal with shared library IDs,
3302 just check they aren't used without -mid-shared-library.
3303 (TARGET_HANDLE_OPTION): Define.
3304 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
3305 * config/bfin/bfin.opt (mshared-library-id=): New.
3307 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
3309 * tree-vect-transform.c: Fix comment typos.
3311 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
3313 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
3314 split critical edges when not possible/profitable.
3316 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3318 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
3319 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
3320 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
3321 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
3322 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
3323 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
3324 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
3325 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
3327 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
3328 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3329 * config/ns32k/ns32k.opt: New file.
3331 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
3333 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
3334 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
3335 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
3336 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
3337 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
3338 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
3339 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
3340 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
3341 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
3342 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
3343 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
3344 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
3345 (MASK_COLDFIRE): Formatting fixes.
3346 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
3347 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
3348 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
3349 "_current_shared_library_a5_offset_".
3350 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3351 (MASK_ALL_CPU_BITS): New macro.
3352 (m68k_handle_option): New function.
3353 (override_options): Remove handling of m68k_library_id_string.
3354 * config/m68k/m68k.opt: New file.
3355 * config/m68k/ieee.opt: New file.
3357 2005-04-11 Mark Mitchell <mark@codesourcery.com>
3359 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3360 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
3361 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3362 (TARGET_CXX): Adjust accordingly.
3363 * target.h (struct gcc_target): Remove epxort_class_data. Add
3364 determine_class_data_visibility and class_data_always_comdat.
3365 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3366 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
3367 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3368 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
3369 (arm_cxx_determine_class_data_visibility): New.
3370 (arm_cxx_class_data_always_comdat): Likewise.
3371 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
3372 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
3373 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
3374 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
3375 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
3378 2005-04-11 Devang Patel <dpatel@apple.com>
3380 * tree-data-ref.c (build_classic_dist_vector,
3381 compute_subscript_distance): Make externally visible.
3382 * tree-data-ref.h (build_classic_dist_vector,
3383 compute_subscript_distance): Same.
3384 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
3385 Check distance vector against vectorization factor.
3386 (vect_analyze_loop): Determine vectorizaion factor before
3387 analyzing data dependences.
3388 * tree-vectorizer.c (loops_num): Make it externally visible and
3390 * tree-vectorizer.c (vect_loops_num): ... new name.
3391 * tree-vectorizer.h (vect_loops_num): New.
3393 2005-04-11 Devang Patel <dpatel@apple.com>
3395 * tree-vect-analyze.c (vect_analyze_operations): Check
3396 vectorizable codition.
3397 * tree-vect-transform.c (vect_is_simple_cond): New function.
3398 (vectorizable_condition): New function.
3399 (vect_transform_stmt): Handle condition_vec_info_type.
3400 * tree-vectorizer.h (enum stmt_vec_info_type): Add
3401 condition_vec_info_type.
3402 (vectorizable_condition): New.
3404 2005-04-11 Geoffrey Keating <geoffk@apple.com>
3406 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
3407 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
3408 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
3410 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
3411 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
3413 * dwarf2out.c (output_line_info): Don't try to dereference
3414 a NULL current_function_decl.
3416 * config/t-slibgcc-darwin: Don't put shared libraries in
3417 directories other than $(slibdir).
3418 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
3421 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3423 PR tree-optimization/20933
3424 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
3425 logic to reject aliases between read-only and writable
3427 (may_alias_p): ... here.
3428 (get_tmt_for): Do not associate read-only tags to pointers
3429 whose pointed-to type is not read-only.
3430 * tree-ssa.c (verify_ssa): Check that memory stores have at
3431 least one V_MAY_DEF or V_MUST_DEF.
3433 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3436 * configure.ac (gcc_UNLOCKED_FUNCS): New.
3437 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
3438 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
3439 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
3441 (fwrite_unlocked): Fix prototype.
3443 * configure, config.in: Regenerate.
3445 2005-04-11 David Edelsohn <edelsohn@gnu.org>
3447 * tree-ssa-loop-im.c: Include real.h.
3448 (determine_invariantness_stmt): If real division divisor is
3449 invariant and flag_unsafe_math_optimizations enabled, generate
3450 invariant reciprocal for hoisting.
3451 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
3453 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3455 Fix PR tree-optimization/20926
3457 * tree-ssa-alias.c (add_type_alias): Handle subvars.
3459 2005-04-11 Devang Patel <dpatel@apple.com>
3461 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
3464 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3466 * fold-const.c (fold_binary_op_with_conditional_arg):
3467 use fold_buildN instead of "fold (buildN" in some
3469 (fold_unary): Likewise.
3470 (fold_binary): Likewise.
3472 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
3474 Fix PR tree-optimization/20612
3475 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
3477 (perfect_nestify): preheaderbb is *not* part of loop of the
3480 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
3482 * tree-ssa-alias.c (may_alias_p): If the variable
3483 is a global variable and the pointer is parameter
3484 and -fargument-noalias-global is used, then
3485 the pointer cannot alias the variable.
3487 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
3489 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
3490 * config/sparc/sparc.h: Likewise.
3491 * config/sparc/sparc.md: Likewise.
3493 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
3495 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
3497 * tree-vrp.c: Fix a comment typo.
3499 2005-04-11 Diego Novillo <dnovillo@redhat.com>
3501 PR tree-optimization/20920
3502 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
3503 SSA_NAME flows through an abnormal edge.
3504 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
3505 through abnormal edges.
3506 (maybe_add_assert_expr): Likewise.
3508 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
3510 * config/s390/s390.h (s390_tune_string, s390_arch_string)
3511 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
3512 (s390_stack_size_string, s390_stack_guard_string, target_flags)
3513 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
3514 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
3515 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
3516 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
3517 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
3518 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
3519 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
3520 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3521 (TARGET_HANDLE_OPTION): Likewise.
3522 (s390_tune): Initialize to PROCESSOR_max.
3523 (s390_arch_string): Make static.
3524 (s390_tune_string, s390_warn_framesize_string): Delete.
3525 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
3526 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
3527 (s390_handle_arch_option, s390_handle_option): New functions.
3528 (override_options): Remove parsing of option strings.
3529 * config/s390/s390.opt: New file.
3531 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3533 * tree-complex.c (expand_vector_operations): Call
3534 update_stmt_if_modified.
3536 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
3538 * tree-vect-analyze (vect_determine_vectorization_factor):
3539 Do not use GET_MODE_NUNITS.
3540 * tree-vect-transform.c (vect_get_vec_def_for_operand,
3541 (vectorizable_load, vect_transform_loop): Likewise.
3543 2005-04-11 Uros Bizjak <uros@kss-loka.si>
3545 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
3546 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
3547 * optabs.h (enum optab_index): Add new OTI_lceil.
3548 (lceil_optab): Define corresponding macro.
3549 * optabs.c (init_optabs): Initialize lceil_optab.
3550 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
3551 and lceildi2 patterns.
3552 * builtins.c (expand_builtin_int_roundingfn): Handle
3553 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
3554 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
3555 BUILT_IN_LLCEIL{,F,L}.
3556 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
3557 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
3558 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
3559 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
3560 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
3561 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
3562 into lceil built-in function and (long long int)ceil{,f,l} into
3563 llceil built-in function.
3564 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
3567 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3569 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
3572 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
3574 * config/arm/arm.c: Fix a comment typo.
3575 * doc/tree-ssa.texi: Fix a typo.
3577 2005-04-10 Steven Bosscher <stevenb@suse.de>
3579 * cselib.c (clear_table): Rename to cselib_clear_table.
3580 * cselib.h (cselib_clear_table): Add prototype.
3581 * gcse.c (gcse_main): Make 'f' argument unused.
3582 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
3583 of each basic block instead.
3584 (compute_sets, compute_hash_table_work): Likewise.
3585 (constprop_register): Change int 'alter_jumps' argument to bool.
3586 (do_local_cprop): Likewise.
3587 (local_cprop_pass): Likewise. Also walk basic blocks instead of
3588 the insn chain. Explicitly clear the cselib tables after finishing
3589 one basic block. Make sure there are no unterminated libcall blocks.
3590 Update compute_sets call.
3591 (cprop): Walk basic blocks instead of the insn chain.
3592 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
3594 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
3595 one_cprop_pass calls.
3597 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3599 * combine.c (combine_simplify_rtx): Remove a transformation that
3600 relies on an invalid assumption about rtl sign-extension semantics.
3602 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
3604 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
3605 to build_int_cst_wide.
3607 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
3610 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
3611 set the original address pseudo to the correct value before the
3612 original insn, if possible, and leave the insn alone, otherwise
3613 create a new pseudo, set it and replace it in the insn.
3614 * recog.c (validate_change_maybe_volatile): New.
3615 * recog.h (validate_change_maybe_volatile): Declare.
3617 2005-04-09 Caroline Tice <ctice@apple.com>
3619 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
3620 Remove targetm.have_named_sections test.
3621 (fix_edges_for_rarely_executed_code): Likewise.
3622 (insert_section_boundary_note): Likewise.
3623 (reorder_basic_blocks): Check partitioning flag before calling
3624 verify_hot_cold_block_grouping.
3625 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
3626 the function struct rather than global variables.
3627 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
3628 (COLD_END_LABEL): Likewise
3629 (cold_text_section_label): New static global variable.
3630 (cold_end_label): Likewise.
3631 (dwarf2out_switch_text_section): Get hot/cold section labels from
3632 the function struct rather than global variables.
3633 (output_aranges): Use cold_text_section_label and cold_end_label;
3634 check partitioning flag before putting out delta.
3635 (output_ranges): Remove incorrect code attempting to use
3637 (output_line_info): Get cold section label from function struct.
3638 (add_location_or_const_value_attribute): Likewise.
3639 (get_subprogram_die): Get hot/cold section labels from function struct.
3640 (dwarf2out_var_location): Likewise.
3641 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
3642 write out cold_text_section_label if partition flag is set.
3643 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
3644 * function.h (struct function): Add new fields to point to hot/cold
3645 section labels: hot_section_label, cold_section_label,
3646 hot_section_end_label and cold_section_end_label; also add new field
3647 for cold text section name, unlikely_text_section_name.
3648 * opts.c (decode_options): Turn off partitioning flag if
3649 !targetm.have_named_sections.
3650 * output.h (hot_section_label): Remove.
3651 (hot_section_end_label): Remove.
3652 (cold_section_end_label): Remove.
3653 (unlikely_section_label): Remove.
3654 (unlikely_text_section_name): Remove.
3655 * passes.c (rest_of_handle_final): Remove code that frees
3656 unlikely_text_section_name.
3657 * varasm.c (unlikely_section_label): Remove.
3658 (hot_section_label): Remove.
3659 (hot_section_end_label): Remove.
3660 (cold_section_end_label): Remove.
3661 (unlikely_text_section_name): Remove.
3662 (initialize_cold_section_name): Modify to call
3663 targetm.strip_name_encoding; to store cold section name in current
3664 function struct, if it exists; and to only use the decl_section_name
3665 if flag_named_sections is true.
3666 (unlikely_text_section): Modify to get section name out of current
3667 function struct, if there is one; otherwise build it from
3668 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
3669 (in_unlikely_text_section): Likewise.
3670 (named_section): Modify to get/put cold section name in current function
3671 struct, if there is one.
3672 (function_section): Change 'bool unlikely' to 'int reloc'; check
3673 targetm.have_named_sections before calling named_section.
3674 (current_function_section): Likewise.
3675 (assemble_start_function): Modify to get/put unlikely_text_section_name
3676 in current function struct; modify to get hot/cold section labels
3677 from function struct; initialize labels using
3678 ASM_GENERATE_INTERNAL_LABEL;
3679 test partitioning flag before writing out hot section label.
3680 (assemble_end_function): Test partitioning flag before writing out
3681 hot/cold section labels.
3682 (default_section_type_flags_1): Modify to use array instead of
3683 char* for unlikely_text_section_name; set flags correctly for
3684 cold text section if there is not a current function decl.
3686 2005-04-09 Jakub Jelinek <jakub@redhat.com>
3688 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
3689 and TI_VA_LIST_FPR_COUNTER_FIELD.
3690 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
3691 * tree-pass.h (pass_stdarg): Add.
3692 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
3693 * tree-stdarg.c: New file.
3694 * tree-stdarg.h: New file.
3695 * Makefile.in (OBJS-common): Add tree-stdarg.o.
3696 (tree-stdarg.o): Add dependencies.
3697 * function.h (struct function): Add va_list_gpr_size and
3698 va_list_fpr_size fields.
3699 * function.c (allocate_struct_function): Initialize them.
3700 * target.h (struct gcc_target): Add stdarg_optimize_hook.
3701 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
3702 (TARGET_INITIALIZER): Add it.
3704 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
3705 va_list_{g,f}pr_counter_field.
3706 (ix86_setup_incoming_varargs): Don't do anything if reg_save
3707 area will not be used. Only save registers that tree-stdarg.c
3708 detected they need saving.
3709 (ix86_va_start): Don't set up fields that won't be used.
3711 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
3712 va_list_{g,f}pr_counter_field.
3713 (setup_incoming_varargs): Don't do anything if reg_save
3714 area will not be used. Only save registers that tree-stdarg.c
3715 detected they need saving.
3716 (rs6000_va_start): Don't set up fields that won't be used.
3718 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
3719 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
3720 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
3721 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
3723 2005-04-09 Jakub Jelinek <jakub@redhat.com>
3726 * config/i386/i386.c (construct_container): Pass empty aligned
3727 struct, union or class in memory.
3729 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
3731 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
3732 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
3733 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
3734 config/rs6000/predicates.md: Fix comment typos.
3736 * sched-int.h (haifa_insn_data): Remove blockage and units.
3737 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
3738 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
3739 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
3741 2005-04-09 Jan Hubicka <jh@suse.cz>
3742 Steven Bosscher <stevenb@suse.de>
3744 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
3745 * cfgloop.c (get_loop_exit_edges): Likewise.
3746 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
3748 * loop-unroll.c (analyze_insns_in_loop): Likewise.
3749 * tree-cfg.c (dump_cfg_status): Likewise.
3751 2005-04-09 David Edelsohn <edelsohn@gnu.org>
3753 * config/rs6000/predicates.md (altivec_register_operand): Remove
3754 redundant match_code test.
3755 (gpc_reg_operand): Same.
3756 (cc_reg_operand): Same.
3757 (cc_reg_not_cr0_operand): Same.
3759 2005-04-09 Jan Hubicka <jh@suse.cz>
3761 Forgotten hunk from my last merge patch:
3762 * final.c (output_addr_const): Do not call mark_referenced.
3764 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
3766 * doc/tree-ssa.texi: Add immediate use documentation.
3768 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
3770 * arm.c (FL_WBUF): Define.
3771 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
3772 (arm_is_6_or_7): Delete.
3773 (arm_tune_wbuf): New.
3774 (arm_override_options): Set arm_tune_wbuf.
3775 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
3776 (arm_is_6_or_7): Delete declaration.
3777 (arm_tune_wbuf): New declartion.
3778 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
3779 (model_wbuf): Derive from arm_tune_wbuf.
3780 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
3781 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
3782 (arm740t): Mark CPUs as having a write buffer.
3784 2005-04-09 Uros Bizjak <uros@kss-loka.si>
3786 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
3787 of 'const_double_operand' in operand 2 constraints. Update enable
3790 2005-04-09 Uros Bizjak <uros@kss-loka.si>
3792 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
3793 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
3794 * optabs.h (enum optab_index): Add new OTI_lfloor.
3795 (lfloor_optab): Define corresponding macro.
3796 * optabs.c (init_optabs): Initialize lfloor_optab.
3797 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
3798 and lfloordi2 patterns.
3799 * builtins.c (expand_builtin_int_roundingfn): New prototype.
3800 (expand_builtin_int_roundingfn): New function.
3801 (fold_builtin_int_roundingfn): New prototype.
3802 (fold_builtin_int_roundingfn): New function, renamed from
3803 fold_builtin_lround.
3804 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
3805 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
3806 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
3807 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
3808 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
3809 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
3810 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
3811 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
3812 into lfloor built-in function and (long long int)floor{,f,l} into
3813 llfloor built-in function.
3814 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
3817 2005-04-08 Ian Lance Taylor <ian@airs.com>
3819 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
3820 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
3821 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
3822 (DO_COND, DO_BODY): Likewise.
3823 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
3824 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
3825 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
3826 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
3827 (build_continue_stmt, build_break_stmt): Don't declare.
3828 (c_do_switch_warnings): Update declaration.
3829 * c-gimplify.c (enum bc_t): Remove.
3830 (struct c_gimplify_ctx, ctxp): Remove.
3831 (push_context, pop_context): Remove static functions.
3832 (c_genericize): Don't call push_context or pop_context.
3833 (begin_bc_block, finish_bc_block): Remove static functions.
3834 (build_bc_goto): Likewise.
3835 (gimplify_c_loop): Likewise.
3836 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
3837 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
3838 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
3839 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
3840 * c-common.c (c_do_switch_warnings): Rename from
3841 c_do_switch_warnings_1.
3842 (c_do_switch_warnings) [old version]: Remove.
3843 (c_do_switch_expr_warnings): Remove.
3844 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
3845 function instead of c_do_switch_expr_warnings.
3846 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
3847 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
3848 * c-pretty-print.c (pp_c_statement): Likewise.
3849 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
3851 2005-04-08 Devang Patel <dpatel@apple.com>
3853 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
3854 While selecting replacement condition pay attention to loop header.
3856 2005-04-08 Diego Novillo <dnovillo@redhat.com>
3858 Merge from tree-cleanup-branch: VRP, store CCP, store
3859 copy-prop, incremental SSA updating of FUD chains and
3860 newly exposed symbols.
3862 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
3863 (OBJS-common): Add tree-vrp.o.
3864 (tree-vrp.o): New rule.
3865 * basic-block.h (nearest_common_dominator_for_set): Declare.
3866 * common.opt (ftree-store-ccp): New flag.
3867 (ftree-copy-prop): New flag.
3868 (ftree-vrp): New flag.
3869 (ftree-store-copy-prop): New flag.
3870 * dominance.c (nearest_common_dominator_for_set): New.
3871 * domwalk.c (walk_dominator_tree): Only traverse
3872 statements in blocks marked in walk_data->interesting_blocks.
3873 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
3874 * fold-const.c (fold): Handle ASSERT_EXPR.
3875 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
3876 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
3877 flag_tree_vrp at -O2.
3878 * timevar.def (TV_TREE_VRP): Define.
3879 (TV_TREE_COPY_PROP): Define.
3880 (TV_TREE_STORE_COPY_PROP): Define.
3881 (TV_TREE_SSA_INCREMENTAL): Define.
3882 (TV_TREE_STORE_CCP): Define.
3883 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
3884 to kill_redundant_phi_nodes from comment.
3885 (verify_expr): Handle ASSERT_EXPR.
3886 * tree-dfa.c (mark_new_vars_to_rename): Remove second
3887 argument. Update all users.
3888 (mark_call_clobbered_vars_to_rename): Remove. Update all
3890 * tree-flow-inline.h (unmodifiable_var_p): New.
3891 * tree-flow.h (enum value_range_type): Declare.
3892 (struct value_range_def): Declare.
3893 (value_range): Declare.
3894 (remove_all_phi_nodes_for): Remove. Update all users.
3895 (find_phi_node_for): Declare.
3896 (add_type_alias): Declare.
3897 (count_uses_and_derefs): Declare.
3898 (kill_redundant_phi_nodes): Remove.
3899 (rewrite_into_ssa): Remove.
3900 (rewrite_def_def_chains): Remove.
3901 (update_ssa, register_new_name_mapping, create_new_def_for,
3902 need_ssa_update_p, name_registered_for_update_p,
3903 release_ssa_name_after_update_ssa, dump_repl_tbl,
3904 debug_repl_tbl, dump_names_replaced_by,
3905 debug_names_replaced_by, mark_sym_for_renaming,
3906 mark_set_for_renaming, get_current_def, set_current_def,
3907 get_value_range, dump_value_range, debug_value_range,
3908 dump_all_value_ranges, debug_all_value_ranges,
3909 expr_computes_nonzero, loop_depth_of_name,
3910 unmodifiable_var_p): Declare.
3911 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
3913 * tree-into-ssa.c (block_defs_stack): Update comment.
3914 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
3915 syms_to_rename, names_to_release, repl_tbl,
3916 need_to_initialize_update_ssa_p, need_to_update_vops_p,
3917 need_to_replace_names_p): New locals.
3918 (NAME_SETS_GROWTH_FACTOR): Define.
3919 (struct repl_map_d): Declare.
3920 (struct mark_def_sites_global_data): Add field
3922 (enum rewrite_mode): Declare.
3923 (REGISTER_DEFS_IN_THIS_STMT): Define.
3924 (compute_global_livein): Use last_basic_block instead of
3926 (set_def_block): Remove last argument. Update all callers.
3927 (prepare_use_operand_for_rename): Remove. Update all callers.
3928 (prepare_def_operand_for_rename): Remove. Update all callers.
3929 (symbol_marked_for_renaming): New.
3932 (repl_map_hash): New.
3934 (repl_map_free): New.
3935 (names_replaced_by): New.
3936 (add_to_repl_tbl): New.
3937 (add_new_name_mapping): New.
3938 (mark_def_sites): Assume that all the operands in the
3939 statement are in normal form.
3940 (find_idf): Assert that the block in the stack is valid.
3941 (get_default_def_for): New.
3942 (insert_phi_nodes_for): Add new argument 'update_p'.
3944 If update_p is true, add a new mapping between the LHS of
3945 each new PHI and the name that it replaces.
3946 (insert_phi_nodes_1): Only call find_idf if needed.
3947 (get_reaching_def): Call get_default_def_for.
3948 (rewrite_operand): Remove.
3949 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
3950 and REWRITE_THIS_STMT are false.
3951 Assume that all the operands in the statement are in
3953 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
3954 (rewrite_virtual_phi_arguments): Remove.
3955 (invalidate_name_tags): Remove.
3956 (register_new_update_single, register_new_update_set,
3957 rewrite_update_init_block, replace_use,
3958 rewrite_update_fini_block, rewrite_update_stmt,
3959 rewrite_update_phi_arguments): New.
3960 rewrite_blocks): Remove argument 'fix_virtual_phis'.
3961 Add arguments 'entry', 'what' and 'blocks'.
3962 Initialize the dominator walker according to 'what' and
3964 Start the dominator walk at 'entry'.
3965 (mark_def_site_blocks): Add argument 'interesting_blocks'.
3966 Use it to configure the dominator walker.
3967 (rewrite_into_ssa): Remove argument 'all'.
3969 (rewrite_all_into_ssa): Remove.
3970 (rewrite_def_def_chains): Remove.
3971 (mark_def_interesting, mark_use_interesting,
3972 prepare_phi_args_for_update, prepare_block_for_update,
3973 prepare_def_site_for, prepare_def_sites,
3974 dump_names_replaced_by, debug_names_replaced_by,
3975 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
3976 delete_update_ssa, create_new_def_for,
3977 register_new_name_mapping, mark_sym_for_renaming,
3978 mark_set_for_renaming, need_ssa_update_p,
3979 name_registered_for_update_p, ssa_names_to_replace,
3980 release_ssa_name_after_update_ssa,
3981 insert_updated_phi_nodes_for, update_ssa): New.
3982 * tree-loop-linear.c (linear_transform_loops): Call
3983 update_ssa instead of rewrite_into_ssa.
3984 * tree-optimize.c (vars_to_rename): Remove.
3986 (init_tree_optimization_passes): Replace
3987 pass_redundant_phi with pass_copy_prop.
3989 Replace pass_ccp with pass_store_ccp.
3990 Add pass_store_copy_prop after pass_store_ccp.
3991 (execute_todo): If the TODO_ flags don't include updating
3992 the SSA form, assert that it does not need to be updated.
3993 Call update_ssa instead of rewrite_into_ssa and
3994 rewrite_def_def_chains.
3995 If TODO_verify_loops is set, call verify_loop_closed_ssa.
3996 (tree_rest_of_compilation):
3997 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
3998 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
3999 TODO_cleanup_cfg): Renumber.
4000 (TODO_verify_loops, TODO_update_ssa,
4001 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
4002 TODO_update_ssa_only_virtuals): Define.
4003 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
4005 * tree-phinodes.c (make_phi_node): Update documentation.
4006 (remove_all_phi_nodes_for): Remove.
4007 (find_phi_node_for): New.
4008 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
4009 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
4010 (interpret_rhs_modify_expr): Likewise.
4011 * tree-sra.c (decide_instantiations): Mark all symbols in
4012 SRA_CANDIDATES for renaming.
4013 (mark_all_v_defs_1): Rename from mark_all_v_defs.
4014 (mark_all_v_defs): New function. Update all users to call it
4015 with the whole list of scalarized statements, not just the
4017 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
4018 (compute_flow_insensitive_aliasing): If the tag is
4019 unmodifiable and the variable isn't or vice-versa, don't
4020 make them alias of each other.
4021 (setup_pointers_and_addressables): If the type tag for
4022 VAR is about to change, mark the old one for renaming.
4023 (add_type_alias): New.
4024 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
4025 (ccp_lattice_t): Rename from latticevalue.
4026 (value): Remove. Update all users.
4027 (const_val): New local variable.
4028 (do_store_ccp): New local variable.
4029 (dump_lattice_value): Handle UNINITIALIZED.
4030 (debug_lattice_value): New.
4031 (get_default_value): Re-write.
4032 (set_lattice_value): Re-write.
4033 (def_to_varying): Remove. Update all users.
4034 (likely_value): Return VARYING for statements that make
4035 stores when STORE_CCP is false.
4036 Return VARYING for any statement other than MODIFY_EXPR,
4037 COND_EXPR and SWITCH_EXPR.
4038 (ccp_initialize): Re-write.
4039 (replace_uses_in, replace_vuse_in, substitute_and_fold):
4040 Move to tree-ssa-propagate.c.
4041 (ccp_lattice_meet): Handle memory stores when
4042 DO_STORE_CCP is true.
4043 (ccp_visit_phi_node): Likewise.
4044 (ccp_fold): Likewise.
4045 (evaluate_stmt): Likewise.
4046 (visit_assignment): Likewise.
4047 (ccp_visit_stmt): Likewise.
4048 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
4052 (do_ssa_store_ccp): New.
4053 (gate_store_ccp): New.
4054 (pass_store_ccp): Declare.
4055 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
4056 (may_propagate_copy): Reformat.
4057 Don't abort if ORIG is a virtual and DEST isn't.
4058 If NEW does not have alias information but DEST does,
4060 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
4061 copy_prop_kind, which_copy_prop): Declare.
4062 (stmt_may_generate_copy, get_copy_of_val,
4063 get_last_copy_of, set_copy_of_val, dump_copy_of,
4064 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
4065 copy_prop_visit_stmt, copy_prop_visit_phi_node,
4066 init_copy_prop, fini_copy_prop, execute_copy_prop,
4067 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
4068 store_copy_prop): New.
4069 (pass_copy_prop, pass_store_copy_prop): Declare.
4070 * tree-ssa-dom.c (struct opt_stats_d): Add fields
4071 'num_const_prop' and 'num_copy_prop'.
4072 (cprop_operand): Update them.
4073 (dump_dominator_optimization_stats): Dump them.
4074 (tree_ssa_dominator_optimize): Call update_ssa instead of
4076 (loop_depth_of_name): Declare extern.
4077 (simplify_cond_and_lookup_avail_expr): Guard against NULL
4078 values for LOW or HIGH.
4079 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
4080 (record_equivalences_from_stmt): Call expr_computes_nonzero.
4081 (cprop_operand): Only propagate if VAL != OP.
4082 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
4083 statement for renaming.
4084 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
4085 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
4086 add_type_alias if necessary.
4087 Call mark_new_vars_to_rename.
4088 (tree_ssa_iv_optimize): If new symbols need to be renamed,
4089 mark every statement updated, call update_ssa and
4090 rewrite_into_loop_closed_ssa.
4091 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
4092 from LIVEIN if VAR is a virtual.
4093 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
4094 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
4095 (get_call_expr_operands): Reformat statement.
4096 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
4098 * tree-ssa-propagate.c (ssa_prop_init): Initialize
4099 SSA_NAME_VALUE for every name.
4100 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4101 get_value_loaded_by): New.
4102 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
4103 substitute_and_fold): Move from tree-ssa-ccp.c.
4104 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
4105 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
4106 get_value_loaded_by, replace_uses_in, substitute_and_fold):
4108 * tree-ssa.c (verify_use): Fix error message.
4109 (propagate_into_addr, replace_immediate_uses, get_eq_name,
4110 check_phi_redundancy, kill_redundant_phi_nodes,
4111 pass_redundant_phi): Remove. Update all users.
4112 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
4113 add_type_alias, if necessary.
4114 * tree-vectorizer.h (struct _stmt_vect_info): Update
4115 documentation for field 'memtag'.
4116 * tree-vrp.c: New file.
4117 * tree.def (ASSERT_EXPR): Define.
4118 * tree.h (ASSERT_EXPR_VAR): Define.
4119 (ASSERT_EXPR_COND): Define.
4120 (SSA_NAME_VALUE_RANGE): Define.
4121 (struct tree_ssa_name): Add field 'value_range'.
4122 (PHI_REWRITTEN): Remove.
4123 (struct tree_phi_node): Remove field 'rewritten'.
4124 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
4125 -ftree-store-copy-prop): Document.
4126 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
4127 Document usage of update_ssa.
4129 2005-04-08 David Edelsohn <edelsohn@gnu.org>
4132 * config/rs6000/predicates.md (altivec_register_operand): Accept
4134 (and64_operand): Do not limit CONST_INT to mask64_operand.
4135 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
4136 (and_operand): Do not limit CONST_INT to mask_operand.
4138 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
4140 PR rtl-optimization/20466
4141 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
4142 for overlap of the address of each list member.
4143 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
4145 2005-04-08 Mike Stump <mrs@apple.com>
4147 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
4149 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
4152 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4154 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
4156 * function.c (push_function_context_to): Don't set
4158 * function.h (function): Remove contains_functions.
4159 (current_function_contains_functions): Remove.
4161 * function.h (function): Remove instrument_entry_exit.
4162 (current_function_instrument_entry_exit): Remove.
4164 * function.h (nonlocal_labels): Remove.
4166 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
4168 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
4169 (check_attr_value, write_attr_get, write_expr_attr_cache,
4170 find_attr, make_internal_attr): Don't reference negative_ok or
4172 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
4173 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
4174 (ATTR_STATIC): Adjust the value.
4176 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
4178 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
4180 * config/s390/tpf.h (ASM_SPEC): Define.
4182 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
4184 * tree-flow.h: Remove the prototype for
4185 redirect_immediate_uses.
4186 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
4188 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
4190 * arm.c (arm_const_double_by_parts): New function.
4191 * arm-protos.h (arm_const_double_by_parts): Add prototype.
4192 * arm.md (define_split for 64-bit constants): Add another one.
4194 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
4196 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
4198 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4200 * system.h: Revert last change.
4202 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
4204 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
4205 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
4206 (TARGET_SWITCHES): Delete.
4207 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4208 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
4209 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
4210 * config/xtensa/xtensa.opt: New file.
4212 2005-04-08 Ben Elliston <bje@au.ibm.com>
4214 * config/fp-bit.c: Include L_mul_tf in #endif comment.
4215 * config/fp-bit.h: Tidy comments.
4217 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4219 * system.h: Poison PARAMS.
4221 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
4223 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
4224 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
4225 (TARGET_SWITCHES): Delete.
4226 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4227 * config/vax/vax.opt: New file.
4229 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
4231 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
4233 2005-04-07 Ian Lance Taylor <ian@airs.com>
4235 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
4237 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
4238 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
4241 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
4243 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
4244 all immediate uses in PHI nodes.
4246 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
4248 * arm.c (arm_const_double_inline_cost): Handle any constant by
4249 using gen_lowpart and gen_highpart_mode.
4250 (note_invalid_constants): All constants in an RTX with a constraint
4251 that permits memory are now pushed to the constant pool.
4252 (output_move_double): Delete code to handle reg to reg and
4253 constant to reg moves.
4254 (const_double_needs_minipool, output_mov_immediate): Delete.
4255 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
4256 CONST_INT and CONST_VECTOR.
4257 * arm.md (ANY64): New mode macro.
4258 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
4259 (movdf_soft_insn): Split reg-reg and const-reg moves.
4260 (split patterns for 64-bit constant and register moves): New.
4261 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
4262 (cirrus_movdf_hard_insn): Likewise.
4263 * fpa.md (movdf_fpa): Likewise.
4264 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
4265 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
4267 (movv2si_internal_2): Likewise.
4268 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
4269 (movdf_vfp): Likewise.
4270 * arm-protos.h (output_mov_immediate): Delete prototype.
4272 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4275 * simplify-rtx.c (simplify_unary_operation_1): Check
4276 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
4278 2005-04-06 James E Wilson <wilson@specifixinc.com>
4281 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
4284 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4286 * coverage.h (GCOV_TYPE_NODE): Delete.
4287 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
4288 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
4289 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
4290 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
4291 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
4293 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
4296 * Makefile.in (gcc.pot): Remove options.c dependency.
4297 * optc-gen.awk: Don't quote help strings with N_().
4299 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
4301 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
4302 the function returns a pointer type.
4304 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
4306 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
4307 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
4308 * doc/invoke.texi: Documnet salias-max-implicit-fields.
4309 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
4310 explicit_uses members.
4311 (get_or_create_used_part_for): Initialize new fields.
4312 (fieldoff_compare): New function.
4313 (create_overlap_variables_for): Count number of fields, use
4314 heuristic to determine whether to create subvars for vars with
4316 Sort the field list by offset and avoid creating duplicate SFT's.
4318 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4320 * c.opt (-F): Remove trailing whitespace from help string.
4321 (-finput-charset): Use a tab to separate the switch name and help
4323 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
4324 (-ftree-vectorizer-verbose): Likewise.
4326 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4328 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
4329 a PHI argument where a use occurs instead of all PHI arguments.
4331 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
4333 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
4336 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
4338 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
4339 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
4340 config/bfin/bfin.h: Fix comment typos.
4342 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
4344 * doc/install.texi: Update the URL for Jacks.
4345 * doc/sourcebuild.texi: Likewise.
4347 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
4350 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
4351 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
4353 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4355 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
4357 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
4359 * config/v850/v850-protos.h (override_options): Delete.
4360 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
4361 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
4362 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
4363 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
4364 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
4365 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
4366 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
4367 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
4368 (OVERRIDE_OPTIONS): Delete.
4369 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
4370 (small_memory_info): Remove the value field.
4371 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
4373 * config/v850/v850.c (small_memory): Remove the value field.
4374 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4375 (override_options): Delete.
4376 (v850_handle_memory_option, v850_handle_option): New functions.
4377 * config/v850/v850.opt: New file.
4379 2005-04-06 Geoffrey Keating <geoffk@apple.com>
4381 * config.host: Add a section for generic hosts, and a subsection
4382 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
4383 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
4384 * config/host-darwin.h: New.
4385 * config/x-darwin: New.
4386 * config/i386/host-i386-darwin.c: New.
4387 * config/i386/x-darwin: New.
4388 * config/rs6000/host-darwin.c: Include host-darwin.h.
4389 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
4390 (darwin_rs6000_gt_pch_use_address): Likewise.
4391 * config/rs6000/x-darwin: Change name of .o built, update
4392 dependencies for changes to rs6000/host-darwin.c.
4394 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4397 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
4399 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
4401 * tree-vect-analyze.c (vect_analyze_loop_form): Call
4402 split_loop_exit_edge instead of loop_split_edge_with.
4404 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
4406 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
4407 UNSPEC_SET_VSCR): New constants, used throughout.
4409 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
4411 (altivec_vspltis<VI_char>): ... this pattern, using
4412 a QImode const_int_operand for the immediate.
4413 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
4416 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
4419 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
4421 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
4423 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
4425 2005-04-06 Ben Elliston <bje@au.ibm.com>
4427 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
4428 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
4429 macros as living in "this file" and not gcc.h.
4431 2005-04-06 Ben Elliston <bje@au.ibm.com>
4433 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
4434 -ftree-live_range_split. Perhaps renamed at some point?
4436 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4439 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
4440 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
4442 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
4444 * tree-flow.h (number_of_iterations_cond): Declaration removed.
4445 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
4446 (number_of_iterations_special): New function.
4447 (number_of_iterations_exit): Use number_of_iterations_special.
4448 Use simplify_using_outer_evolutions only at -O3.
4449 (number_of_iterations_cond, tree_simplify_using_condition,
4450 simplify_using_initial_conditions, loop_niter_by_eval,
4451 compare_trees, can_count_iv_in_wider_type_bound,
4452 simplify_using_outer_evolutions): Use fold_build.
4454 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
4456 * doc/install.texi (Configuration): Document --with-java-home.
4458 2005-04-05 Richard Henderson <rth@redhat.com>
4462 * config/i386/i386.c (print_operand): Handle vector zeros.
4463 (ix86_split_to_parts): Handle CONST_VECTOR.
4464 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
4465 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
4466 what modes to tie for MMX and SSE registers.
4467 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
4468 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
4469 to vector modes as well.
4470 * config/i386/predicates.md (const0_operand): Handle VOIDmode
4471 properly as an input mode.
4473 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4475 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
4477 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4479 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
4481 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4483 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
4484 and local functions, set sse_nregs to 8 and float_in_sse.
4485 (function_arg_advance, function_arg): If float_in_sse, pass
4486 SFmode and DFmode arguments in SSE registers.
4487 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
4489 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
4490 of -funit-at-a-time.
4492 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4494 * config/i386/i386-protos.h (ix86_function_value): Accept two
4495 arguments, like the target macro.
4496 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
4497 * config/i386/i386.c (ix86_function_value): Accept the second
4498 argument of the target macro.
4499 (ix86_function_ok_for_sibcall): Pass a function pointer to
4500 ix86_function_value.
4501 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
4502 call to ix86_value_regno).
4503 (ix86_value_regno): Add support for returning floating point values
4506 2005-04-05 Jakub Jelinek <jakub@redhat.com>
4508 PR tree-optimization/20076
4509 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
4510 that call __builtin_return or __builtin_apply_args.
4512 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
4514 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
4515 Use immediate use iterator.
4516 (stmt_is_bumper_for_loop): Use immediate use iterator.
4517 * predict.c (strip_builtin_expect): Use update_stmt.
4518 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
4519 on all elements of a STATEMENT_LIST.
4520 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
4521 (bsi_remove): Remove imm_use links and mark the stmt as modified.
4522 (bsi_replace): Mark stmt as modified and the update it.
4523 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
4524 (expand_complex_libcal): Call update_stmt.
4525 (expand_complex_comparison): Call mark_stmt_modified.
4526 (expand_complex_operations_1): Call update_stmt_if_modified.
4527 (expand_vector_operations_1): Call mark_stmt_modified.
4528 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
4529 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
4530 add_immediate_use, redirect_immediate_use,
4531 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
4532 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
4533 (mark_new_vars_to_rename): Call update_stmt.
4534 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
4535 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
4537 (unmodify_stmt): Delete.
4538 (update_stmt): New. Force an update of a stmt.
4539 (update_stmt_if_modified): update a stmt if it is out of date.
4540 (get_stmt_operands): Verify stmt is NOT modified.
4541 (stmt_modified_p): Update comment.
4542 (delink_imm_use): Remove a use node from its immuse list.
4543 (link_imm_use_to_list): Link a use node to a specific list.
4544 (link_imm_use): Link a node to the correct list.
4545 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
4546 it in the correct list, if appropriate.
4547 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
4548 (relink_imm_use): Link a use node in place of another node in a list.
4549 (relink_imm_use_stmt): LInk a node in place of another node, and set
4551 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
4552 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
4553 (first_safe_imm_use): New. Initialize a safe immuse iterator.
4554 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
4555 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
4556 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
4557 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
4558 (has_zero_uses): New. Return true if there are no uses of a var.
4559 (has_single_use): New. Return true if there is only a single use of a
4561 (single_imm_use): New. Return the simgle immediate use.
4562 (num_imm_uses): New. Return the number of immediate uses.
4563 (get_v_must_def_ops): Use is now a pointer.
4564 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
4565 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
4567 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
4568 (delink_stmt_imm_use): Delink all immuses from a stmt.
4569 (phi_arg_index_from_use): New. Return a phi arg index for a use.
4570 * tree-flow.h (struct dataflow_d): Delete.
4571 (immediate_use_iterator_d): New. Immediate use iterator struct.
4572 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
4573 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
4574 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
4576 (struct stmt_ann_d): Remove dataflow_t from struct.
4577 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
4578 (if_convertible_phi_p): Use FAST immuse iterator.
4579 (if_convertible_loop_p): Don't call compute_immediate_uses.
4580 (replace_phi_with_cond_modify_expr): Call update_stmt.
4581 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
4582 update_stmt_if_modified.
4583 (rewrite_all_into_ssa): Initialize ssa operands.
4584 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
4585 compute_immediate_uses.
4586 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
4587 ssa_property is available.
4588 (execute_one_pass): Change parameters passed to execute_todo.
4589 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
4590 (remove_ssa_form): Call fini_ssa_operands.
4591 (insert_backedge_copies): Delete call to modify_stmt.
4592 * tree-phinodes.c (make_phi_node): Initialize use nodes.
4593 (release_phi_node): Delink any use nodes before releasing.
4594 (resize_phi_node): Relink any use nodes.
4595 (remove_phi_arg_num): Delink the use node.
4596 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
4597 (remove_all_phi_nodes_for): Release phi node first.
4598 * tree-pretty-print.c (dump_generic_node): Print stmt address.
4599 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
4600 (scalarize_use, scalarize_copy): Call update_stmt.
4601 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
4602 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
4603 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
4604 (ccp_initialize): Remove call to compute_immediate_uses.
4605 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
4606 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
4608 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
4609 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
4610 (eliminate_redundant_computations): Call mark_stmt_modified.
4611 (cprop_operand): Call mark_stmt_modified.
4612 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
4613 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
4614 (dse_optimize_stmt): Use new immuse interface.
4615 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
4616 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
4617 (substitute_single_use_vars): Use new immuse interface.
4618 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
4619 and compute_immediate_uses.
4620 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
4622 (rewrite_mem_refs): Call update_stmt.
4623 (determine_lsm): Remove call to compute_imm_uses and free_df.
4624 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
4625 (try_unroll_loop_completely): Call update_stmt.
4626 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
4627 (rewrite_use_compare): Call update_stmt.
4628 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
4629 (rewrite_use) : Call update_stmt.
4630 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
4631 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
4633 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
4634 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
4635 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
4637 (initialize_vuse_operand): New. Initialize a vuse operand.
4638 (initialize_v_may_def_operand): New. Initialize a maydef operand.
4639 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
4640 (finalize_ssa_defs): Use stmt parameter.
4641 (correct_use_link): Ensure a use node is in the correct list, and has
4642 the correct stmt pointer.
4643 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
4644 finalize_ssa_v_must_defs): Also initialize use nodes.
4645 (finalize_ssa_stmt_operands): Pass extra stmt operands.
4646 (build_ssa_operands): Seperate parsing from final operand construction.
4647 (parse_ssa_operands): New. Parse entry point for operand building.
4648 (swap_tree_operands): New. Swap 2 tree operands.
4649 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
4651 (get_expr_operands): Call swap_tree_operands when needed.
4652 (copy_virtual_operands): Use initialize routines for virtual use ops.
4653 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
4654 (verify_abort): New. Issue imm_use error.
4655 (verify_imm_links): New Verify imm_use links for a var.
4656 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
4657 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
4658 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
4659 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
4660 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
4661 (NULL_USE_OPERAND_P) Define.
4662 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
4664 (struct vuse_operand_type): New struct.
4665 (SET_USE): Call set_ssa_use_from_ptr.
4667 (PHI_ARG_INDEX_FROM_USE): Define.
4668 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
4669 argument via SET_USE, not PHI_ARG_DEF_TREE.
4670 * tree-ssa-pre.c (eliminate): Call update_stmt.
4671 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
4673 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
4674 (nearest_common_dominator_of_uses): Use imm_use iterator.
4675 (statement_sink_location): Use imm_use iterator and interface.
4676 (execute_sink_code): Don't call compute_immediate_uses or free-df.
4677 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
4678 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
4679 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
4680 (verify_ssa): Ensure no stmt is marked modify after optimization pass
4681 if new parameter is true.
4682 (init_tree_ssa): Don't initialize operand cache here.
4683 (delete_tree_ssa): Don't destroy operand cache here.
4684 (propagate_into_addr): Pass in a use pointer, return true if anything
4686 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
4687 (check_phi_redundancy): Use imm_use iterator.
4688 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
4690 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
4691 (release_ssa_name): Delink node and all elements in its imm_use list.
4692 * tree-tailcall.c (adjust_return_value): Call update_stmt.
4693 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
4694 * tree-vectorizer.c (need_imm_uses_for): Delete.
4695 (vectorize_loops): Dont call compute_immediate_uses or free_df.
4696 * tree.h (struct ssa_imm_use_d): Define.
4697 (SSA_NAME_IMM_USE_NODE): Define.
4698 (struct tree_ssa_name): Add imm_use node.
4700 (PHI_ARG_IMM_USE_NODE): Define.
4701 (struct phi_arg_d): Add imm_use node.
4702 (struct tree_phi_node): Remove struct dataflow_d element.
4703 (TDF_STMTADDR): Define.
4705 2005-04-05 Dale Johannesen <dalej@apple.com>
4707 * doc/invoke.texi (Optimization Options): Remove
4708 duplicate -fcse-follow-jumps. Add -fweb.
4709 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
4710 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
4712 2005-04-05 Per Bothner <per@bothner.com>
4714 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
4715 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
4716 (warn_uninit): Get EXPR_LOCUS from context now instead.
4717 This fixes a USE_MAPPED_LOCATION testsuite failure.
4719 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
4721 2005-04-05 Per Bothner <per@bothner.com>
4723 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
4724 of the artification 'return 0' in main() to BUILTINS_LOCATION.
4725 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
4728 2004-04-05 Devang Patel <dpatel@apple.com>
4730 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
4731 (lhsr<mode>3): ... new name.
4732 (altivec_vsra<VI_char>): Rename to ..
4733 (ashr<mode>3): ... new name.
4734 * config/rs6000/rs6000.c (builtin_description): Rename shift
4737 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
4739 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
4740 gen_lowpart_for_combine.
4741 * cse.c (gen_lowpart_if_possible): Move...
4742 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
4744 (gen_lowpart_no_emit_general): Use it.
4746 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4748 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
4751 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
4753 * system.h: Fix typo.
4755 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
4757 * config/bfin/bfin-modes.def: New file.
4758 * config/bfin/bfin-protos.h: New file.
4759 * config/bfin/bfin.c: New file.
4760 * config/bfin/bfin.h: New file.
4761 * config/bfin/bfin.md: New file.
4762 * config/bfin/bfin.opt: New file.
4763 * config/bfin/crti.s: New file.
4764 * config/bfin/crtn.s: New file.
4765 * config/bfin/elf.h: New file.
4766 * config/bfin/lib1funcs.asm: New file.
4767 * config/bfin/predicates.md: New file.
4768 * config/bfin/t-bfin: New file.
4769 * config/bfin/t-bfin-elf: New file.
4770 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
4771 Document new attributes.
4772 (interrupt, interrupt_handler, saveall): Update documentation for
4774 * doc/install.texi (Specific): Add entry for the Blackfin.
4775 * doc/invoke.texi (Blackfin Options): New section.
4776 * doc/md.texi (Blackfin family): New section to document constraints.
4777 * config.gcc: Add bfin*-* and bfin*-elf configurations.
4779 2005-04-05 Olivier Hainque <hainque@adacore.com>
4781 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
4782 match what the system unwinder expects.
4783 * config/mips/mips.c (mips_frame_set): If we're saving the return
4784 address register and the dwarf return address column number differs
4785 from the hard register number, adjust the note reg to refer to the
4788 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
4790 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
4791 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
4792 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
4793 (processor_type): New enum.
4794 (mn10300_processor): New variable.
4795 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
4796 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
4797 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
4798 (PROCESSOR_DEFAULT): New macro.
4799 * config/mn10300/mn10300.c (mn10300_processor): New variable.
4800 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4801 (mn10300_handle_option, mn10300_override_options): New functions.
4802 * config/mn10300/mn10300.opt: New file.
4804 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
4805 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
4807 PR tree-optimization/19903
4808 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
4809 that don't fit in their type after conversion.
4811 2005-04-05 Uros Bizjak <uros@kss-loka.si>
4814 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
4815 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
4816 Allocate local stack slots here. Set ix86_optimize_mode_switching.
4817 flag here. Implement using define_insn_and_split.
4818 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
4819 (frndintxf2_mask_pm_i387): New insn patterns.
4820 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
4821 Do not set ix86_optimize_mode_switching flag.
4822 (ceilsf2, ceildf2, ceilxf2): Same.
4823 (btruncsf2, btruncdf2, btruncxf2): Same.
4824 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
4826 2005-04-05 Ian Lance Taylor <ian@airs.com>
4829 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
4830 i386_pe_record_external_function.
4831 (i386_pe_record_external_function): Update declaration.
4832 * config/i386/winnt.c (struct extern_list): Add decl field.
4833 (i386_pe_record_external_function): Add decl parameter.
4834 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
4836 * config/i386/i386-protos.h (i386_pe_record_external_function):
4839 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
4841 * config/m68k/m68k-protos.h: Add a prototype for
4842 valid_dbcc_comparison_p_2.
4843 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
4844 extend_operator, const_uint32_operand, const_sint32_operand,
4845 general_src_operand, nonimmediate_src_operand,
4846 memory_src_operand, post_inc_operand, pre_dec_operand,
4847 pcrel_address): Move to predicates to predicates.md.
4848 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
4849 * config/m68k/m68k.md: Include predicates.md.
4850 * config/m68k/predicates.md: New.
4852 2005-04-04 Roger Sayle <roger@eyesopen.com>
4854 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
4856 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
4858 2005-04-04 Ian Lance Taylor <ian@airs.com>
4860 * c-typeck.c (struct c_switch): Rename switch_stmt field to
4862 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
4863 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
4864 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
4865 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
4866 * c-common.c (c_do_switch_warnings_1): New static function broken
4867 out of c_do_switch_warnings.
4868 (c_do_switch_warnings): Call c_do_switch_warnings_1.
4869 (c_do_switch_expr_warnings): New function.
4870 * c-common.h (c_do_switch_expr_warnings): Declare.
4872 2005-04-04 David Edelsohn <edelsohn@gnu.org>
4873 Daniel Jacobowitz <dan@codesourcery.com>
4875 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
4877 * rtlanal.c (may_trap_p): Same.
4879 2005-04-04 Dale Johannesen <dalej@apple.com>
4881 * ChangeLog: remove reference to ChangeLog.12.
4883 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
4885 CRIS epilogue as RTL.
4886 * config/cris/cris.md: Change all 0 in unspec 0 to
4888 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
4889 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
4891 ("return"): Change to define_expand. Call cris_expand_return for
4893 ("*return_expanded"): New pattern.
4894 ("epilogue"): New define_expand.
4895 * config/cris/cris.h (PREDICATE_CODES): Add
4896 cris_load_multiple_op.
4897 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
4899 (enum cris_retinsn_type): New.
4900 (struct machine_function): New member return_type.
4901 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
4902 (cris_target_asm_function_epilogue): Remove, moving RTLified
4904 (cris_expand_epilogue): New function.
4905 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
4906 (cris_gen_movem_load, cris_load_multiple_op)
4907 (cris_return_address_on_stack_for_return, cris_expand_return): New
4909 (cris_target_asm_function_prologue)
4910 (cris_initial_frame_pointer_offset): Call
4911 cris_reg_saved_in_regsave_area instead of complicated expression.
4912 Call cris_return_address_on_stack instead of an expression.
4913 (cris_print_operand) <case 'o', case 'O'>: New cases.
4914 (cris_return_address_on_stack): Change return-type to bool.
4915 (cris_simple_epilogue): Ditto. Return false if registers are
4917 * config/cris/cris-protos.h (cris_simple_epilogue)
4918 (cris_return_address_on_stack): Adjust prototype return type.
4919 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
4920 (cris_return_address_on_stack_for_return): New prototypes.
4922 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4924 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
4925 gpr_or_int12_operand.
4927 * config/frv/frv-protos.h: Add a prototype to
4928 frv_legitimate_memory_operand and frv_const_unspec_p.
4929 (frv_unspec): Move from frv.c.
4930 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
4931 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
4932 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
4933 gpr_or_fpr_operand, gpr_or_int12_operand,
4934 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
4935 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
4936 int6_operand, int5_operand, uint5_operand, uint4_operand,
4937 uint1_operand, int_2word_operand, uint16_operand,
4938 upper_int16_operand, integer_register_operand,
4939 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
4940 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
4941 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
4942 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
4943 move_destination_operand, movcc_fp_destination_operand,
4944 frv_function_symbol_referenced_p, move_source_operand,
4945 condexec_dest_operand, condexec_source_operand,
4946 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
4947 const_unspec_operand, gpr_or_memory_operand,
4948 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
4949 icc_operand, fcc_operand, cc_operand, icr_operand,
4950 fcr_operand, cr_operand, call_operand, sibcall_operand,
4951 symbolic_operand, relational_operator,
4952 integer_relational_operator, float_relational_operator,
4953 ccr_eqne_operator, minmax_operator,
4954 condexec_si_binary_operator, condexec_si_media_operator,
4955 condexec_si_divide_operator, condexec_si_unary_operator,
4956 condexec_sf_conv_operator, condexec_sf_add_operator,
4957 condexec_memory_operand, intop_compare_operator, acc_operand,
4958 even_acc_operand, quad_acc_operand, accg_operand: Move to
4960 * config/frv/frv.h (PREDICATE_CODES): Remove.
4961 * config/frv/frv.md: Include predicates.md.
4962 * config/frv/predicates.md: New.
4964 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4967 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
4968 * tree-ssa-loop-ivopts.c: Include langhooks.h.
4969 (add_standard_iv_candidates_for_size): New function, extracting code
4970 from add_standard_iv_candidates and parameterizing it by type size.
4971 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
4973 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
4975 * system.h (GCOV_SIZE_TYPE): Unposion.
4976 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
4977 (GCOV_TYPE_SIZE): ...this new macro.
4978 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
4979 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
4980 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
4981 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
4982 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
4983 instead of unsigned_intSI_type_node.
4984 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
4985 (rtl_gen_one_value_profiler_no_edge_manipulation)
4986 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
4987 * value-prof.c: Include coverage.h.
4989 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
4990 Diego Novillo <dnovillo@redhat.com>
4992 Fix PR tree-optimization/20703
4993 Fix PR tree-optimization/20725
4995 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
4996 (create_expression_by_pieces): Ditto.
4997 (valid_in_set): Ditto. Also handle tcc_declaration.
4998 (find_or_generate_expression): Handle comparison class.
4999 (insert_into_preds_of_block): Ditto.
5000 (insert_aux): Ditto.
5001 (create_value_expr_from): Handle comparison class, recursively
5002 handle reference nodes.
5003 (compute_avail): Handle comparison classes, rewrite a little cleaner.
5004 (execute_pre): Fix spacing.
5005 (do_fre): Renamed to execute_fre.
5007 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5009 * doc/invoke.texi (SPARC options): Document that
5010 -mlittle-endian is not supported on Linux either.
5012 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5016 * config.gcc (Obsolete configurations): Remove
5017 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
5018 (sparclite-*-coff*): Delete.
5019 (sparclite-*-elf*): Likewise.
5020 (sparc86x-*-elf*): Likewise.
5021 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
5022 * config/sparc/lite.h: Delete.
5023 * config/sparc/litecoff.h: Likewise.
5024 * config/sparc/liteelf.h: Likewise.
5025 * config/sparc/sp86x-elf.h: Likewise.
5026 * config/sparc/t-sparclite: Likewise.
5027 * config/sparc/t-sp86x: Likewise.
5029 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
5031 * config/s390/s390-protos.h: (s390_comparison,
5032 s390_alc_comparison, s390_slb_comparison, const0_operand,
5033 consttable_operand, larl_operand, s_operand,
5034 shift_count_operand, bras_sym_operand, load_multiple_operation,
5035 store_multiple_operation, s390_plus_operand): Remove prototypes.
5036 (s390_legitimate_address_without_index_p): New prototype.
5037 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
5039 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
5040 const0_operand, consttable_operand, larl_operand, s_operand,
5041 shift_count_operand, bras_sym_operand, load_multiple_operation,
5042 store_multiple_operation, s390_plus_operand): Move to
5044 (check_mode): Remove.
5045 (s390_branch_condition_mask): Remove 'static'. Move prototype to
5047 (s390_legitimate_address_without_index_p): New.
5048 * config/s390/s390.h (PREDICATE_CODES): Remove.
5049 * config/s390/s390.md: Include predicates.md.
5050 * config/s390/predicates.md: New.
5052 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
5055 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
5056 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
5057 (NEED_INDICATE_EXEC_STACK): Define to 1.
5058 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
5059 (NEED_INDICATE_EXEC_STACK): Define to 1.
5060 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
5061 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
5062 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
5063 (pic_helper_emitted_p): New global.
5064 (emit_pic_helper): New function extracted from...
5065 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
5066 Do not call emit_pic_helper if delay_pic_helper is true.
5067 (sparc_expand_prologue): Pass 'false' to load_pic_register.
5068 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
5069 (sparc_file_end): New function.
5071 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5073 * config/mcore/mcore-protos.h: Remove the prototypes for
5074 mcore_arith_reg_operand, mcore_general_movsrc_operand,
5075 mcore_general_movdst_operand, mcore_reload_operand,
5076 mcore_arith_J_operand, mcore_arith_K_operand,
5077 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
5078 mcore_arith_K_S_operand, mcore_arith_imm_operand,
5079 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5080 mcore_literal_K_operand, mcore_addsub_operand,
5081 mcore_compare_operand, mcore_load_multiple_operation,
5082 mcore_store_multiple_operation, mcore_call_address_operand.
5083 Add a prototype for const_ok_for_mcore.
5084 * config/mcore/mcore.c (mcore_call_address_operand,
5085 mcore_general_movsrc_operand, mcore_general_movdst_operand,
5086 mcore_arith_reg_operand, mcore_reload_operand,
5087 mcore_arith_J_operand, mcore_arith_K_operand,
5088 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
5089 mcore_arith_M_operand, mcore_arith_imm_operand,
5090 mcore_arith_any_imm_operand, mcore_arith_O_operand,
5091 mcore_literal_K_operand, mcore_addsub_operand,
5092 mcore_compare_operand, mcore_load_multiple_operation,
5093 mcore_store_multiple_operation): Move to predicates.md.
5094 (const_ok_for_mcore): Export.
5095 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
5096 * config/mcore/mcore.md: Include predicates.md.
5097 * config/mcore/predicates.md: New.
5099 * config/mcore/predicates.md: Fix a comment typo.
5101 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
5102 Adrian Straetling <straetling@de.ibm.com>
5104 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
5105 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
5106 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
5108 ("imul"): Removed from "type" attribute.
5109 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
5110 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
5111 Changed type to imulsi.
5112 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
5114 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5116 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
5117 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
5118 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
5119 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
5120 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
5121 (TARGET_SWITCHES, mcore_stack_increment_string)
5122 (TARGET_OPTIONS): Delete.
5123 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
5124 than *_BIT constants.
5125 (TARGET_8ALIGN): #undef old definition before redefining to 1.
5126 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
5127 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
5128 (mcore_override_options): Delete mcore_stack_increment code.
5129 Change use of M340_BIT to MASK_M340.
5130 * config/mcore/mcore.opt: New file.
5132 2005-04-04 Ian Lance Taylor <ian@airs.com>
5134 * config/arm/arm.c (replace_symbols_in_block): Remove static
5137 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
5139 * config/fr30/fr30-protos.h: Remove the prototypes for
5140 stack_add_operand, add_immediate_operand,
5141 high_register_operand, low_register_operand, call_operand,
5142 di_operand, and nonimmediate_di_operand.
5143 * config/fr30/fr30.c (stack_add_operand,
5144 add_immediate_operand, high_register_operand,
5145 low_register_operand, call_operand, di_operand,
5146 nonimmediate_di_operand): Move to predicates.md.
5147 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
5148 * config/fr30/fr30.md: Include predicates.md.
5149 * config/fr30/predicates.md: New.
5151 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
5152 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
5153 mcore_call_address_operand.
5155 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
5156 general_movsrc_operand.
5158 2005-04-04 Alan Modra <amodra@bigpond.net.au>
5160 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
5163 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
5166 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
5169 2005-04-04 Richard Henderson <rth@redhat.com>
5170 Jakub Jelinek <jakub@redhat.com>
5172 PR rtl-optimization/16104
5173 * fold-const.c (fold_unary): Fix folding of vector conversions.
5175 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5177 * config.gcc (xstormy16-*-elf): Set extra_options.
5178 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
5179 * config/stormy16/stormy16.opt: New file.
5181 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
5183 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
5184 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
5185 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
5186 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
5187 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
5188 (TARGET_UNIX_ASM): Delete.
5189 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
5190 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
5191 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
5192 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5193 * config/pdp11/pdp11.opt: New file.
5195 2005-04-03 Roger Sayle <roger@eyesopen.com>
5196 Alexandre Oliva <aoliva@redhat.com>
5199 * fold-const.c (non_lvalue): Split tests into...
5200 (maybe_lvalue_p): New function.
5201 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
5202 C++ front-end prior to lowering into gimple form.
5204 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5206 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
5207 BUILT_IN_STRNCASECMP): New.
5208 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
5211 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
5214 * arm.md (addsi3_compare0_for_combiner): Delete.
5215 (addsi3_compare0_scratch_for_combiner): Delete.
5216 (cmpsi_neg_shiftsi): Delete.
5217 (compare_negsi_si): New pattern.
5218 (cmpsi_negshiftsi_si): New pattern.
5219 (negated_cbranchsi4): Restrict to equality_operator.
5221 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
5224 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5226 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
5229 * doc/install.texi: Fix a typo.
5231 2005-04-03 Steven Bosscher <stevenb@suse.de>
5234 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
5235 a computed goto if the edge to the computed goto block has
5236 incoming abnormal edges. Clarify how the function works.
5238 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
5240 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
5241 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
5242 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
5243 hash_scan_set, reg_set_between_after_reload_p,
5244 reg_used_between_after_reload_p, get_avail_load_store_reg,
5245 eliminate_partially_redundant_load): Likewise.
5246 * postreload.c (reload_cse_simplify_set,
5247 reload_combine_note_use): Likewise.
5248 * predict.c (predict_insn, expected_value_to_br_prob,
5249 propagate_freq, expensive_function_p): Likewise.
5250 * print-rtl.c (print_rtx): Likewise.
5251 * profile.c (instrument_edges, instrument_values,
5252 compute_branch_probabilities, branch_prob, union_groups,
5253 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
5254 * protoize.c (in_system_include_dir, file_could_be_converted,
5255 file_normally_convertible, gen_aux_info_file, seek_to_line,
5256 do_cleaning): Likewise.
5257 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
5258 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
5259 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
5261 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5263 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
5264 * modulo-sched.c (undo_replace_buff_elem): New structure.
5265 (kernel_number_of_cycles, ps_unschedule_node,
5266 undo_generate_reg_moves,free_undo_replace_buff,
5267 undo_permute_partial_schedule, loop_single_full_bb_p,
5268 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
5269 build_loops_structure, get_sched_window): New.
5270 (generate_reg_moves): Return undo_replace_buff_elem and other
5272 (generate_prolog_epilog): Remove old loop versioning.
5273 (sms_schedule): Use loop information and loop_version.
5274 (sms_schedule_by_order): Split part of it to get_sched_window.
5275 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
5276 cfg_layout_finalize and free_dominance_info before/after SMS.
5278 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
5280 * cfghooks.c (lv_flush_pending_stmts,
5281 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
5282 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
5283 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
5284 lv_add_condition_to_bb,
5285 lv_adjust_loop_header_phi, extract_cond_bb_edges,
5286 flush_pending_stmts): New in cfg_hooks structure.
5287 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
5288 extract_cond_bb_edges, lv_adjust_loop_header_phi,
5289 lv_add_condition_to_bb): New declarations.
5290 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
5292 (loop_version): Declare.
5293 * cfgloopmanip.c (cfghooks.h): Include.
5294 (duplicate_loop_to_header_edge): Change return type to bool.
5295 (loop_version, lv_adjust_loop_entry_edge): Move here.
5296 * cfgrtl.c (cfgloop.h): Include.
5297 (rtl_verify_flow_info_1): Fix.
5298 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
5299 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
5301 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
5302 tree_lv_add_condition_to_bb): New.
5303 (tree_cfg_hooks): Add new hooks to initialization.
5304 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
5305 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
5307 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
5309 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
5310 xstormy16_below100_or_register,
5311 xstormy16_splittable_below100_or_register, and
5312 nonimmediate_nonstack_operand.
5314 * config/stormy16/stormy16-protos.h: Remove the prototypes for
5315 xstormy16_ineqsi_operator, equality_operator,
5316 inequality_operator, shift_operator,
5317 xstormy16_below100_operand, xstormy16_below100_or_register,
5318 xstormy16_splittable_below100_or_register,
5319 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
5320 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
5321 equality_operator, inequality_operator,
5322 xstormy16_below100_operand, xstormy16_below100_or_register,
5323 xstormy16_splittable_below100_or_register,
5324 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
5325 nonimmediate_nonstack_operand, shift_operator): Move to
5327 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
5328 * config/stormy16/stormy16.md: Include predicates.md.
5329 * config/stormy16/predicates.md: New.
5331 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5333 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
5334 small_int, large_int, reg_or_0_operand, simple_memory_operand,
5335 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
5336 move_operand, power_of_2_operand): Move to predicates.md.
5337 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
5338 PREDICATE_CODE): Remove.
5339 * config/iq2000/iq2000.md: Include predicates.md.
5340 * config/iq2000/predicates.md: New.
5342 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
5344 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
5345 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
5346 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
5347 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
5348 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
5349 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
5350 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
5351 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5352 (TARGET_M68HC11): Delete.
5353 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
5354 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
5355 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
5356 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
5357 (nb_soft_regs): Delete.
5358 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
5359 (m68hc11_override_options): Remove the code that caters for MASK_M6811
5360 and MASK_M6812 being set simultaneously. Change the code that sets
5361 the default m68hc11_soft_reg_count to use integers instead of strings.
5362 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
5363 m68hc11_soft_reg_count (which now has an int type) as the number
5365 * config/m68hc11/m68hc11.opt: New file.
5367 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
5369 * config/fr30/fr30.h (PREDICATE_CODES): Remove
5370 fp_displacement_operand, sp_displacement_operand.
5372 * config/m68hc11/m68hc11-protos.h: Add a prototype for
5374 Remove the prototypes for tst_operand, cmp_operand,
5375 stack_register_operand, d_register_operand,
5376 hard_addr_reg_operand, splitable_operand,
5377 m68hc11_logical_operator, m68hc11_arith_operator,
5378 m68hc11_non_shift_operator, m68hc11_shift_operator,
5379 m68hc11_unary_operator, m68hc11_eq_compare_operator,
5380 non_push_operand, hard_reg_operand, and
5381 reg_or_some_mem_operand.
5382 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
5384 (tst_operand, cmp_operand, non_push_operand,
5385 splitable_operand, reg_or_some_mem_operand,
5386 stack_register_operand, d_register_operand,
5387 hard_addr_reg_operand, hard_reg_operand,
5388 m68hc11_eq_compare_operator, m68hc11_logical_operator,
5389 m68hc11_arith_operator, m68hc11_non_shift_operator,
5390 m68hc11_shift_operator, m68hc11_unary_operator): Move to
5392 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
5393 * config/m68hc11/m68hc11.md: Include predicates.md.
5394 * config/m68hc11/predicates.md: New.
5396 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5399 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
5400 change checked in along with 2005-03-03's patch for debug/20253.
5401 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
5402 (remap_decl): Insert type decl in map earlier.
5404 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5406 PR tree-optimization/20640
5407 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
5408 post-dominator if it has phi nodes.
5409 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
5410 before dead statements.
5412 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5415 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
5417 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
5419 PR rtl-optimization/20290
5420 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
5421 in every iteration if the entry point is the exit test.
5423 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
5425 * config/cris/cris.md (attribute "length"): Define.
5427 2005-04-02 Geoffrey Keating <geoffk@apple.com>
5429 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
5430 (word_offset_memref_operand): New.
5431 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
5432 (indexed_or_indirect_operand): Delete.
5433 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
5434 (indexed_or_indirect_operand): Delete.
5436 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
5439 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
5442 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
5443 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
5445 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5447 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
5449 2005-04-01 Ian Lance Taylor <ian@airs.com>
5451 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
5452 (rus, prus): Remove static variables.
5453 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
5454 (process_command): Permit report_times and use_pipes together.
5456 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5458 * c-decl.c (validate_proto_after_old_defn): Look at
5459 TYPE_MAIN_VARIANT of argument types.
5461 2005-04-01 Paul Brook <paul@codesourcery.com>
5463 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
5464 (arm_output_function_epilogue): Allow call_via_SP.
5465 (thumb_call_via_reg, arm_file_end): Ditto.
5466 * config/arm/arm.h (struct machine_function): Include space for SP.
5467 (thumb_call_via_label): Update declaration.
5469 2005-04-01 Ian Lance Taylor <ian@airs.com>
5471 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
5472 doing a peephole optimization, once again put any notes in the
5475 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5477 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
5479 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5481 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
5482 (block_alloc, find_free_reg): Likewise.
5483 * loop-doloop.c (doloop_modify): Likewise.
5484 * loop-invariant.c (record_use): Likewise.
5485 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
5486 get_iv_value, canon_condition, eliminate_implied_condition,
5487 eliminate_implied_condition, simplify_using_initial_values,
5488 shorten_into_mode, canonicalize_iv_subregs,
5489 iv_number_of_iterations): Likewise.
5490 * loop-unroll.c (expand_var_during_unrolling): Likewise.
5491 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
5492 unswitch_loop): Likewise.
5493 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
5494 move_movables, replace_call_address, find_and_verify_loops,
5495 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
5496 record_giv, final_giv_value, general_induction_var,
5497 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
5498 loop_giv_dump): Likewise.
5500 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
5501 GCOV_CHECK_WRITING): Remove.
5502 (gcov_position, gcov_rewrite): Use gcc_assert.
5503 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
5504 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
5505 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
5508 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5510 * tree-inline.c: Fix a typo.
5512 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
5514 * configure.ac (enable-checking): Explicitly set all variables for
5515 collective switch values. Alphabetize variables. Rename
5516 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
5518 * doc/install.texi (enable-checking): Update documentation.
5519 * configure: Rebuilt.
5521 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5523 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
5526 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5528 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
5529 Also reject cases where this pattern will cause load delay stalls
5530 unless optimizing for size and it will produce a shorter sequence.
5531 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
5532 variants to avoid pre-adjusting the base when possible.
5534 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
5536 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
5537 the frame and argument pointers.
5538 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
5539 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
5540 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
5541 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
5542 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
5543 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
5545 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
5547 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
5548 with entry for selectany attribute.
5549 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
5551 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
5552 (i386_pe_asm_named_section): Handle sections generated by
5553 selectany attribute.
5554 * doc/extend.texi (selectany): Document attribute.
5556 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
5557 Jan Hubicka <jh@suse.cz>
5559 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
5560 to fix addresses involving EBP and ESP.
5561 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
5562 for SUBREGed registers.
5563 (legitimate_address_p): Accept SUBREGed registers.
5565 2005-04-01 Jakub Jelinek <jakub@redhat.com>
5568 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
5569 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
5572 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5574 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
5576 2005-04-01 James E Wilson <wilson@specifixinc.com>
5579 * dwarf2out.c (rtl_for_decl_init): New function.
5580 (rtl_for_decl_location): Extracted from here.
5581 (tree_add_const_value_attribute): Call rtl_for_decl_init and
5582 add_const_value_attribute. Delete initializer_constant_valid_p call.
5584 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
5586 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
5587 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
5588 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
5589 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
5590 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
5591 config/i386/i386.md, config/rs6000/predicates.md,
5592 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
5593 config/s390/s390.c, config/stormy16/stormy16.c,
5594 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
5597 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
5600 * gimplify.c (gimplify_expr): Create a temporary for lvalue
5601 COND_EXPR and CALL_EXPR.
5603 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
5606 * genautomata.c (first_cycle_unit_presence): Check all alternative
5607 states for unit presence.
5609 * doc/md.texi: Remove remark about impossibility to query unit
5610 presence in non nondeterministic automaton state.
5612 * config/ia64/ia64.c (get_template): Change order of unit querying.
5614 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5616 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
5619 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
5621 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
5622 flag for edges outside any loops.
5624 2005-03-31 Janis Johnson <janis187@us.ibm.com>
5626 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
5628 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5630 * tree-ssa-alias.c: Follow spelling conventions.
5631 * doc/tree-ssa.texi: Fix a typo.
5633 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
5635 * postreload-gcse.c: Include target.h.
5636 (gcse_after_reload_main): Return early if we cannot modify jumps.
5637 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
5639 2005-03-31 David Edelsohn <edelsohn@gnu.org>
5641 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
5642 expensive operations.
5644 2005-03-31 Ian Lance Taylor <ian@airs.com>
5646 * collect2.c (lderrout): New variable.
5647 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
5648 if it is set, to stderr.
5649 (handler): Unlink lderrout if it is set.
5650 (dump_file): Add "to" parameter. Change all callers.
5651 (main): Initialize lderrout.
5652 (collect_execute): Add errname parameter. Change all callers.
5653 Rename redir parameter to outname. Never pass
5654 PEX_STDERR_TO_STDOUT to pex_run.
5655 * collect2.h (collect_execute, dump_file): Update declarations.
5656 * tlink.c (tlink_execute): Add errname parameter. Change all
5658 (do_tlink): Check lderrout as well as ldout.
5660 2005-03-31 Caroline Tice <ctice@apple.com>
5662 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
5663 (bb-reorder.o): Add errors.h to list of requirements.
5664 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
5665 profiledbootstrap flags.
5666 * bb-reorder.c (errors.h): Add new include.
5667 (struct bbro_basic_block_data_def): Add new field, in_trace.
5668 (add_unlikely_executed_notes): Remove function.
5669 (mark_bb_for_unlikely_executed_section): Remove function.
5670 (insert_section_boundary_note): New function.
5671 (verify_hot_cold_block_grouping): New function.
5672 (push_to_next_round_p): Remove variables and tests that push all
5673 cold blocks to last round.
5674 (find_traces): Remove code that added extra round of trace finding
5675 when doing partitioning.
5676 (find_traces_1_round) : Remove variable last_round; add code to
5677 update new struct field, in_trace; correct trace_length where it was
5678 incorrect before (after call to copy_bb); change code that pushed all
5679 cold blocks to last round. Instead verify that all blocks going into
5680 a trace belong in the same partition.
5681 (connect_traces): Modify to connect the traces in two passes, if the
5682 function contains both hot and cold blocks. The first pass connects
5683 all the traces for blocks in the partition that the first block in
5684 the function belongs to; the second pass connnects all the traces
5685 containing blocks that belong in the other partition.
5686 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
5687 code that automatically put the first block in a function into the
5688 hot partition if the function had any hot blocks.
5689 (fix_crossing_unconditional_branches): Check number of succ edges
5690 before attempting to get one.
5691 (fix_edges_for_rarely_executed_code): Update comment describing
5693 (reorder_basic_blocks): Add code to initialize new field (in_trace);
5694 remove call to add_unlikely_executed_notes; add call to
5695 verify_hot_cold_block_grouping.
5696 (duplicate_computed_gotos): Don't change computed goto if it's a
5698 (partition_hot_cold_basic_blocks): Update function comment.
5699 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
5701 (try_forward_edges): Likewise.
5702 (merge_blocks_move_predecessor_nojumps): Likewise.
5703 (merge_blocks_move_successor_nojumps): Likewise.
5704 (merge_blocks_move): Likewise.
5705 (try_crossjump_bb): Likewise.
5706 * cfglayout.c (update_unlikely_executed_notes): Remove function.
5707 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
5708 notes to cold bb's; remove call to update_unlikely_executed_notes.
5709 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
5710 NOTE_INSN_SWITCH_TEXT_SECTIONS.
5711 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
5712 function declaration.
5713 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
5715 (rtl_can_merge_blocks): Remove redundancy from condition.
5716 (try_redirect_by_replacing_jump): Likewise.
5717 (force_nonfallthru_and_redirect): Remove code for adding
5718 UNLIKELY_EXECUTED_CODE notes to cold bb's.
5719 (commit_one_edge_insertion): Likewise.
5720 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
5721 * dbxout.c (FORCE_TEXT): Replace function_section with
5722 current_function_section.
5723 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
5724 function, switch_text_section.
5725 (struct xcoff_debug): Likewise.
5726 (dbxout_function_end): Add code to put out label diffs for both
5727 hot and cold sections.
5728 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
5729 for new debug_hooks funciton, switch_text_section..
5730 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
5731 switch_text_section.
5732 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
5733 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
5734 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
5735 dw_fde_switched_sections.
5736 (output_call_frame_info): Add test to see if function switches text
5737 sections in the middle; if so, use appropriate extra hot and cold
5738 section labels to compute size deltas for the hot and cold sections.
5739 (dwarf2out_begin_prologue): Add code to initialize new fields in
5741 (dwarf2out_switch_text_section): New function (invoked through
5742 debug_hook); updates new fields in dw_fde_struct appropriately and
5743 increments separate_line_info_table_in_use.
5744 (dwarf2_debug_hooks): Initialize switch_text_section function to be
5745 dwarf2out_switch_text_section.
5746 (struct var_loc_node): Add new field, section_label.
5747 (output_aranges): Add code to check whether in hot or cold section and
5748 use the appropriate label in calculating deltas.
5749 (output_ranges): Likewise.
5750 (output_line_info): Add code to check which section we're in and
5751 use appropriate hot/cold label.
5752 (add_location_or_constant_value_attribute): Likewise.
5753 (gen_subprogam_die): Modify arange attributes to use correct labels.
5754 (dwarf2out_begin_block): Change call to function_section into call to
5755 current_function_section.
5756 (dwarf2out_end_block): Likewise.
5757 (dwarf2out_source_line): Likewise.
5758 (dwarf2out_var_location): Add code to check whether in hot or cold
5759 section and use the appropriate label.
5760 * except.c (output_function_exception_table): Change call to
5761 function_section into call to current_function_section.
5762 * final.c (profile_function): Likewise.
5763 (scan_ahead_for_unlikely_executed_note): Remove function.
5764 (final_scan_insn): Remove calls to
5765 scan_ahead_for_unlikely_executed_note, and related code for switching
5766 to cold section, except for the single time
5767 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
5768 debug_hooks->switch_text_sections; replace appropriate calls to
5769 function_section with calls to current_function_section.
5770 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
5771 test_bb to condition.
5772 (find_if_case_2): Likewise.
5773 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
5774 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
5775 * opts.c (decode_options): Change warning about hot/cold partitioning
5776 with exceptionss to inform (so as not to cause bootstrap failures);
5777 remove warning about partitioning with DWARF debug info.
5778 * output.h (current_function_section): Add new function decl.
5779 (insert_section_boundary_note): Likewise.
5780 (enum in_section): Move this declaration here from varasm.c.
5781 (unlikely_section_label): Likewise.
5782 (unlikely_text_section_name): Likewise.
5783 (last_text_section_name): New global variable.
5784 (last_text_section): Likewise.
5785 (hot_section_label): Likewise.
5786 (hot_section_end_label): Likewise.
5787 (cold_section_end_label): Likewise.
5788 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
5789 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
5790 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
5791 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
5792 insn from consideration.
5793 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
5794 switch_text_section.
5795 * varasm.c (basic-block.h): Add new include.
5796 (unlikely_section_label_printed): Remove global variable.
5797 (unlikely_section_label): Make global variable not be static any more.
5798 (unlikely_text_section_name): Likewise.
5799 (hot_section_end_label): New global variable (not static)
5800 (first_function_block_is_cold): Likewise.
5801 (hot_section_label): Likewise.
5802 (cold_section_end_label): Likewise..
5803 (last_text_section): New global variable, not static.
5804 (last_text_section_name): New global variable, not static.
5805 (initialize_cold_section_name): New function.
5806 (enum in_section): Move declaration to output.h.
5807 (text_section): Update last_text_section.
5808 (unlikely_text_section): Replace code to determine cold section name
5809 with call to initialize_cold_section_name; Add code to update
5810 last_text_section; remove code for printing out label.
5811 (named_section_real): Add code to update last_text_section and
5812 last_text_section_name as appropriate.
5813 (function_section): Change test for 'unlikely' to depend on
5814 first_function_block_is_cold (moved old test to
5815 current_function_section).
5816 (current_function_section): New function.
5817 (assemble_start_function): Move code that frees
5818 unlikely_text_section_name; initialize hot_section_end_label;
5819 print hot and cold section labels at the start of the function;
5820 set first_function_block_is_cold, if appropriate; initialize l
5821 ast_text_section; add call to insert_section_boundary_note.
5822 (assemble_end_function): Add code to write out hot and cold section
5824 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
5825 switch_text_section.
5826 * config/darwin.c (machopic_select_section): Replace incorrect
5827 function in base_funs; update reloc for cold sections if necessary.
5828 * config/darwin.h (SECTION_FUNCTION): Add code to update
5829 last_text_section if appropriate.
5830 (text_unlikely_section): Remove.
5831 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
5832 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
5833 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
5834 partitioning for this architecture.
5836 2005-03-31 Olivier Hainque <hainque@adacore.com>
5838 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
5839 defined and non-zero.
5841 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
5844 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
5847 2005-03-31 Alan Modra <amodra@bigpond.net.au>
5850 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
5851 label operand. Remove (use (unspec..)). Don't emit a label on
5853 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
5854 generate inline label for load_toc_v4_PIC_1b.
5855 (rs6000_emit_load_toc_table): Likewise.
5857 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
5859 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
5860 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
5862 2005-03-29 Devang Patel <dpatel@apple.com>
5864 * tree-sra.c (decide_block_copy): Disable scalarization of
5867 2005-03-30 Stuart Hastings <stuart@apple.com>
5868 Dale Johannesen <dalej@apple.com>
5870 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
5871 * print-tree.c (print_node): Add case STATEMENT_LIST.
5873 2005-03-31 Alan Modra <amodra@bigpond.net.au>
5875 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
5876 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
5877 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
5878 is given with "powerpc64*" or "all", or when --with-cpu chooses
5881 2005-03-30 James E. Wilson <wilson@specifixinc.com>
5884 * dwarf2out.c (add_high_low_attributes): New function, extracted from
5885 gen_lexical_block_die.
5886 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
5888 2005-03-31 Jan Hubicka <jh@suse.cz>
5890 2004-11-02 Jan Hubicka <jh@suse.cz>
5892 * cgraph.c (cgraph_varpool_node_name): New function.
5893 (dump_cgraph_varpool_node): New function.
5894 (dump_varpool): New function.
5895 * cgraphunit.c (cgraph_optimize): Dump varpool.
5897 2004-10-16 Jan Hubicka <jh@suse.cz>
5899 * cgraph.c (decide_is_variable_needed): New function.
5900 (cgraph_varpool_finalize_decl): Use it.
5901 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
5903 * final.c (output_addr_const): Do not call mark_referenced.
5904 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
5905 always go via cgraph.
5906 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
5907 (check_global_declarations): Ifdef out code clearing DECL_RTL.
5908 * tree-optimize.c (execute_inline): Mark functions called.
5909 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
5911 2004-10-11 Jan Hubicka <jh@suse.cz>
5913 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
5914 (cgraph_varpool_last_needed_node): New static variable.
5915 (enqueue_needed_varpool_node): Break out from ...; add items to the
5916 end of queue; update first pointers.
5917 (cgraph_varpool_mark_needed_node): ... here.
5918 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
5919 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
5920 * cgraph.h (cgraph_varpool_node): Add analyzed field.
5921 (cgraph_varpool_first_unanalyzed_node): Declare.
5922 * cgraphunit.c: Include output.h.
5923 (cgraph_varpool_analyze_pending_decls): New function.
5924 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
5925 for errors, analyze pending decls.
5926 (cgraph_finalize_compilation_unit): Only analyze decls.
5927 (cgraph_optimize): Assemble the decls after expanding.
5929 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
5931 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
5932 subvars get marked properly in tags for grouping.
5933 (add_pointed_to_var): Mark only actual pointed to
5934 variables/subvars in addresses needed.
5935 (create_overlap_variables_for): Clear call clobbered on original
5937 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
5938 addresable vars with subvars into list.
5939 * tree-ssa.c (verify_ssa_name): Verify original is not used where
5942 2005-03-30 Richard Henderson <rth@redhat.com>
5944 * cgraph.h (struct cgraph_node): Add alias.
5945 * varasm.c (assemble_alias): Set it.
5946 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
5947 avoid calling cgraph_expand_function.
5949 2005-03-30 Tom Tromey <tromey@redhat.com>
5951 * tree.def (FILE_TYPE): Removed.
5952 * typeclass.h (enum type_class): Removed file_type_class.
5953 * dwarf2out.c (is_base_type): Updated.
5954 (gen_type_die): Likewise.
5955 * dbxout.c (dbxout_type): Updated.
5956 * builtins.c (type_to_class): Updated.
5957 * tree.c (type_contains_placeholder_1): Updated.
5958 * config/sparc/sparc.c (sparc_type_code): Updated.
5959 * config/ia64/ia64.c (hfa_element_mode): Updated.
5960 * expr.c (count_type_elements): Updated.
5961 * stor-layout.c (layout_type): Updated.
5962 * tree-inline.c (remap_type): Updated.
5963 * tree-pretty-print.c (dump_generic_node): Updated.
5965 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
5967 * builtins.c (expand_builtin_powi): Fix mode of
5968 2nd argument to match int.
5969 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
5970 2nd argument type to int.
5971 * libgcc2.c: Change prototype of __powi* functions to use
5974 2005-03-30 Dale Johannesen <dalej@apple.com>
5977 * calls.c (expand_call): Flush pending deferrals before
5980 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
5984 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
5985 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
5986 c_label_context, label_context_stack): New.
5987 * c-decl.c (define_label): Check for jumps into statement
5988 expressions. Add label to list of defined labels.
5989 (start_function): Push context on label_context_stack.
5990 (finish_function): Pop context from label_context_stack.
5991 * c-typeck.c (label_context_stack): New.
5992 (c_finish_goto_label): Check for jumps into statement
5993 expressions. Add label to list of jumped to labels.
5994 (struct c_switch): Add blocked_stmt_expr.
5995 (c_start_case): Initialize it.
5996 (do_case): Check it.
5997 (c_finish_case): Verify !blocked_stmt_expr.
5998 (c_begin_stmt_expr): Push context on label_context_stack.
5999 Increment blocked_stmt_expr. Mark labels jumped to from outside
6001 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
6002 defined in the statement expression and no longer jumpable to.
6003 Mark labels jumped to from just outside the statement expression
6004 as again definable. Pop context from label_context_stack.
6005 * doc/extend.texi (Statement Exprs): Update.
6007 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
6010 * c-decl.c (start_function): Check for old_decl being
6013 2005-03-30 Ian Lance Taylor <ian@airs.com>
6015 * final.c (final): Remove prescan parameter. Change all callers.
6016 (final_scan_insn): Remove prescan parameter. Change all callers.
6018 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
6020 * tree-vectorizer.c: Fix comment typos.
6022 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
6024 * tree-scalar-evolution.c (instantiate_parameters_1): Return
6025 as soon as a chrec_dont_know is detected.
6027 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
6029 Merge from csl-arm-branch.
6030 2004-02-12 Mark Mitchell <mark@codesourcery.com>
6032 * tlink.c (recompile_files): Do not assume that "rename" can
6033 overwrite an existing file.
6035 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
6037 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
6038 * gcc/configure: Regenerate.
6040 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6042 * doc/install.texi: Update binutils requirement for powerpc*-linux.
6044 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
6046 * calls.c (struct arg_data): Update "partial" comment.
6047 (load_register_parameters): Update "nregs" comment.
6049 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6051 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
6052 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
6053 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
6054 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
6055 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
6056 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
6057 than target_flags & 0.
6058 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
6059 (iq2000_arch, iq2000_parse_cpu): Delete.
6060 (TARGET_HANDLE_OPTION): Override default.
6061 (iq2000_handle_option): New function.
6062 (override_options): Remove -march= and -mcpu= handling.
6063 * config/iq2000/iq2000.opt: New file.
6065 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6067 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
6068 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
6069 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
6070 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
6071 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
6072 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
6073 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
6074 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
6075 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
6076 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
6077 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
6078 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
6079 (c4x_rpts_cycles_string, c4x_cpu_version_string)
6080 (TARGET_OPTIONS): Delete.
6081 (c4x_rpts_cycles, c4x_cpu_version): Declare.
6082 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
6083 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
6084 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
6085 (c4x_cpu_version_string): Delete.
6086 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6087 (c4x_handle_option): New function. Map -m3x and -m4x options to the
6088 equivalent -mcpu= option.
6089 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
6090 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
6091 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
6092 or clearing the appropriate MASK_* bit.
6093 (c4x_file_start): Use c4x_cpu_version.
6094 * config/c4x/c4x.opt: New file.
6096 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6098 * doc/options.texi: Document the new MaskExists flag.
6099 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
6100 if the option has the MaskExists flag.
6102 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
6104 * opt-functions.awk (flag_set_p, test_flag): New functions.
6105 (switch_flags): Use them.
6106 * opth-gen.awk: Use flag_set_p to check for flags.
6107 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
6109 2005-03-30 Ian Lance Taylor <ian@airs.com>
6111 * config.host (i[34567]86-*-mingw32*): Don't set
6112 host_can_use_collect2 to no.
6114 2005-03-30 Alan Modra <amodra@bigpond.net.au>
6117 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
6118 Remove convert_memory_address call duplicating that in memory_address.
6120 2005-03-29 Richard Henderson <rth@redhat.com>
6123 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
6124 (build_compound_literal): Likewise. Propagate decl type into the
6126 (finish_decl): Likewise. Use new return value from complete_array_type
6127 for zero sized arrays.
6128 (complete_array_type): Move ...
6129 * c-common.c (complete_array_type): ... here. Change first argument
6130 to pointer-to-type-node. Consistently use sizetype for the index
6131 except for zero sized arrays. Detect zero sized arrays for pedantic
6132 mode diagnostics. Create a new type node instead of modifying the
6134 * c-tree.h (complete_array_type): Move decl ...
6135 * c-common.h (complete_array_type): ... here.
6137 2005-03-29 Richard Henderson <rth@redhat.com>
6140 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
6142 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
6144 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
6145 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
6146 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
6147 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
6149 2005-03-29 Eric Christopher <echristo@redhat.com>
6151 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
6152 truthvalue conversion removal.
6154 2005-03-29 Ian Lance Taylor <ian@airs.com>
6157 * collect2.c: Never include <vfork.h>.
6158 (VFORK_STRING, vfork): Don't define.
6159 (pid): Remove global variable.
6160 (handler): Call raise instead of kill (getpid(), ...).
6161 (collect_wait): Add pex parameter. Change all callers. Use
6162 pex_get_status rather than pwait.
6163 (do_wait): Add pex parameter. Change all callers.
6164 (collect_execute): Return struct pex_obj * rather than void. Use
6165 pex routines rather than pexecute.
6166 (fork_execute): Get pex_obj from collect_execute, and pass it to
6168 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
6169 Only declare quit_handler if SIGQUIT is defined.
6170 (scan_libraries): Likewise.
6171 * collect2.h (collect_execute): Update declaration.
6172 (collect_wait): Update declaration.
6173 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
6174 pass it to collect_wait.
6176 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
6179 * c-parser.c (c_parser_compound_statement_nostart): Give error
6180 message for EOF instead of just setting parser->error.
6182 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
6184 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
6185 (slpeel_update_phi_nodes_for_guard1): New function.
6186 (slpeel_update_phi_nodes_for_guard2): New function.
6187 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
6188 of slpeel_update_phi_nodes_for_guard.
6189 (vectorize_loops): Remove call to loop_closed_rewrite.
6190 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
6193 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
6195 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
6196 (TARGET_LITTLE_ENDIAN): New macro.
6197 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
6198 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
6199 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
6200 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
6201 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
6202 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
6203 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
6204 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
6205 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
6206 (TARGET_OPTIONS): Delete.
6207 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
6208 (CACHE_FLUSH_TRAP): Turn into an integer.
6209 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
6210 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
6211 -mflush-trap is in use.
6212 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
6213 (m32r_cache_flush_trap_string): Delete.
6214 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
6215 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
6216 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
6217 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6218 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
6219 -mmodel= and -msdata= handling from...
6220 (m32r_init): ...here.
6221 * config/m32r/m32r.opt: New file.
6223 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
6225 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
6226 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
6227 * tree-vect-analyze.c (vect_object_analysis): additional parm
6228 pass back a "struct ptr_info_def *" with the points-to info.
6229 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
6230 statement using info returned from vect_object_analysis.
6231 * tree-vect-transform.c (update_vuses_to_preheader): New function.
6232 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
6233 for virtual uses and defs when creating a replacement vector
6234 reference. Call duplicate_ssa_name_ptr_info to define points-to
6235 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
6236 (vectorizable_store): copy_virtual_operands and update
6237 definition statements.
6238 (vectorizable_load): copy_virtual_operands. Remove call to
6239 mark_call_clobbered_vars_to_rename for call to "const" builtin.
6240 * tree-vectorizer.c (vectorize_loops): Remove calls to
6241 rewrite_into_ssa and bitmap_clear (vars_to_rename).
6242 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
6243 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
6244 define macro STMT_VINFO_PTR_INFO for use in accessing.
6245 * tree.h add export of duplicate_ssa_name_ptr_info.
6246 * rs6000.c (altivec_init_builtins): Declare builtin function
6247 __builtin_altivec_mask_for_load to be "const".
6249 2005-03-29 Jakub Jelinek <jakub@redhat.com>
6252 * cgraph.h (struct cgraph_varpool_node): Add alias field.
6253 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
6254 assemble_variable on aliases.
6255 * varasm.c (assemble_alias): Set node->alias.
6256 * toplev.c (wrapup_global_declarations): Don't call
6257 rest_of_decl_compilation on aliases again.
6259 2005-03-29 Paul Brook <paul@codesourcery.com>
6261 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
6262 * config/arm/arm.c (arm_dbx_register_number): New function.
6263 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
6265 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
6268 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
6269 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
6271 2005-03-29 Dale Johannesen <dalej@apple.com>
6273 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
6274 $(TREE_H) and $(COVERAGE_H).
6275 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
6276 * opts.c (common_handle_option): Enable tree-based value transforms.
6277 * toplev.c (process_options): Ditto.
6278 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
6279 refers to references to this type.
6280 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
6281 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
6282 for may_be_more, may_be_less.
6283 (rtl_gen_pow2_profiler): Adjust.
6284 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
6285 (rtl_gen_one_value_profiler): Adjust.
6286 (rtl_gen_const_delta_profiler): Adjust.
6287 * tree-profile.c (tree_gen_interval_profiler): Implement.
6288 (tree_gen_pow2_profiler): Ditto.
6289 (tree_gen_one_value_profiler): Ditto.
6290 (tree_profiling): New.
6291 (pass_tree_profile): Reference it.
6292 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
6294 (insn_divmod_values_to_profile): Rename to
6295 rtl_divmod_values_to_profile. Adjust.
6296 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
6297 (insn_prefetch_values_to_profile): Adjust.
6298 (rtl_value_profile_transformations): Adjust.
6299 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
6300 (gen_mod_pow2): Rename to rtl_mod_pow2.
6301 (gen_mod_subtract): Rename to rtl_mod_subtract.
6302 (divmod_fixed_value_transform): Rename to
6303 rtl_divmod_fixed_value_transform.
6304 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
6305 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
6306 (rtl_find_values_to_profile): Adjust.
6307 (tree_value_profile_transformations): Implement.
6308 (tree_divmod_values_to_profile): New.
6309 (tree_values_to_profile): New.
6310 (tree_divmod_fixed_value): New.
6311 (tree_mod_pow2): New.
6312 (tree_mod_subtract): New.
6313 (tree_divmod_fixed_value_transform): New.
6314 (tree_mod_pow2_value_transform): New.
6315 (tree_mod_subtract_transform): New.
6316 (tree_find_values_to_profile): Implement.
6317 * profile.c (instrument_values): Free histograms.
6318 (compute_value_histograms): Adjust. Implement tree version.
6320 2005-03-29 Uros Bizjak <uros@kss-loka.si>
6322 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
6323 * config/i386/i386.c (output_fix_trunc): Add new round_mode
6324 variable. Output "fldcw" depending on round_mode.
6325 * config/i386/i386.md (UNSPEC_FIST): New.
6326 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
6327 New isns patterns to implement lrint and llrint built-ins as x87
6329 (fistdi2, fist<mode>2 splitters): New splitters.
6330 (lrint<mode>2): New expanders.
6332 2005-03-28 Ian Lance Taylor <ian@airs.com>
6334 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
6335 0 when calling final_scan_insn.
6337 2005-03-28 Jan Hubicka <jh@suse.cz>
6340 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
6343 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
6344 types where possible.
6346 2005-03-26 Per Bothner <per@bothner.com>
6348 Make -f[no-]show-column also control non-cpp diagnostics.
6349 * c.opt (fshow-column): Move option from here ...
6350 * common.opt (fshow-column): ... to here.
6351 * diagnostic.c (diagnostic_build_prefix): Only print column number
6352 if flag_show_column.
6354 2005-03-27 Steven Bosscher <stevenb@suse.de>
6356 * vax-protos.h (vax_output_int_move, vax_output_int_add,
6357 vax_output_conditional_branch): New prototypes.
6358 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
6359 extracted from vax.md mov and add patterns.
6360 (vax_output_conditional_branch): New function to output conditional
6361 branch instructions.
6362 * vax.md: Use mode macros for arithmetic and mov patterns.
6363 Use code macros for the jump patterns.
6365 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6367 * Makefile.in (libbackend.o): Depend on version files;
6368 add custom generation command.
6370 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
6373 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
6374 sure that we have a REG before getting its REGNO.
6376 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6378 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
6379 * builtins.def (BUILT_IN_STRNDUP): New.
6381 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
6383 PR tree-optimization/20470
6384 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
6387 2005-03-25 Mike Stump <mrs@apple.com>
6389 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
6392 2005-03-25 Geoffrey Keating <geoffk@apple.com>
6394 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
6395 Use our own structure definitions.
6397 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
6398 (fix_truncdfsi2): Allow registers or memory as destination.
6399 When TARGET_PPC_GFXOPT, generate simplified pattern.
6400 (fix_truncdfsi2_internal): Use define_insn_and_split.
6401 (fix_truncdfsi2_internal_gfxopt): New.
6402 (fctiwz): Don't confuse register allocation by giving it no choices.
6404 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
6405 (EXTRA_MEMORY_CONSTRAINT): Likewise.
6406 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
6407 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
6409 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6411 * dominance.c (free_dominance_info): Speed up by freeing et
6412 data structures without maintaining other nodes.
6413 * et-forest.c (et_free_tree_force): New.
6414 * et-forest.h: Add a prototype for et_free_tree_force.
6416 * tree.c (get_set_constructor_bits,
6417 get_set_constructor_bytes): Remove.
6418 * tree.h: Remove the corresponding prototypes.
6420 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
6423 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
6424 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
6425 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
6426 PRE_DEC, NEG and NOT.
6428 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
6430 * fold-const.c: Convert uses of fold (build (...)) to
6433 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
6435 PR rtl-optimization/20249
6436 * cse.c (insert_regs): Do not record equivalence of registers in
6439 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
6441 * emit-rtl.c (reverse_comparison): Remove.
6442 * rtl.h: Remove the corresponding prototype.
6444 2005-03-24 James E Wilson <wilson@specifixinc.com>
6446 * doc/install.texi (--enable-altivec): Delete docs.
6448 2005-03-24 David Edelsohn <edelsohn@gnu.org>
6450 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
6451 SFmode and DFmode before reload when
6452 flag_unsafe_math_optimizations not enabled.
6454 2005-03-24 Geoffrey Keating <geoffk@apple.com>
6456 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
6458 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
6459 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
6461 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
6463 * configure.ac (enable-checking): Add 'runtime' option.
6464 * doc/install.texi (enable-checking): Document 'runtime' checking.
6465 * tsystem.h (gcc_assert, gcc_unreachable): Define.
6466 * config.in: Regenerated.
6467 * configure: Regenerated.
6469 2005-03-23 Uros Bizjak <uros@kss-loka.si>
6471 * optabs.h (enum optab_index): Remove OTI_llrint.
6472 (llrint_optab): Remove macro.
6473 * optabs.c (init_optabs): Remove llrint_optab initialization.
6474 * genopinit.c (optabs): Remove llrint_optab implementation.
6475 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
6478 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
6480 PR rtl-optimization/20532
6481 * simplify-rtx.c (simplify_binary_operation_1): Protect from
6482 overflow when adding coefficients for PLUS or MINUS.
6483 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
6486 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6488 * langhooks.h (truthvalue_conversion): Remove.
6489 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6490 LANG_HOOKS_TRUTHVALUE_CONVERSION.
6491 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
6492 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
6493 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
6495 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
6497 * params.def: Fix a typo.
6498 * config/mips/mips.c: Follow the spelling convensions.
6499 * doc/invoke.texi: Fix typos.
6501 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
6503 Fix PR tree-optimization/20601
6505 * tree-ssa-pre.c (insert_aux): Add missing condition to
6508 2005-03-23 Ian Lance Taylor <ian@airs.com>
6510 * final.c (final_scan_insn): Don't remove no-op instructions.
6511 * reload1.c (reload): Remove simple no-op instructions even when
6514 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
6516 PR tree-optimization/20501
6517 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
6518 reporting that peeling for alignment is applied moved to...
6519 * (vect_analyze_data_refs_alignment): Here.
6521 2005-03-23 Ian Lance Taylor <ian@airs.com>
6523 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
6525 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6527 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
6528 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
6530 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
6532 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
6533 imply that this is called once, independent of asms in code.
6534 Adjust to now being pased output and input lists. Mention helper
6535 function decl_overlaps_hard_reg_set_p.
6536 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
6537 hook_tree_tree_identity and to take three trees, returning third.
6538 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
6540 * stmt.c: include hard-reg-set.h before tree.h.
6541 (decl_overlaps_hard_reg_set_p): New function, broken out from...
6542 (decl_conflicts_with_clobbers_p): Call
6543 decl_overlaps_hard_reg_set_p.
6544 (expand_asm_operands): Pass output and input lists in call to
6545 targetm.md_asm_clobbers.
6546 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
6547 hook_tree_tree_tree_tree_3rd_identity.
6548 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
6550 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
6551 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
6552 parameters, first two unused.
6553 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
6554 parameters. Only add MOF to clobbers if there's no 'h' mentioned
6555 in constraint letters and MOF is not mentioned as a asm-declared
6556 register in neither of the input and output lists.
6558 2005-03-23 DJ Delorie <dj@redhat.com>
6560 * optabs.c (expand_binop): Make sure the first subword's result
6563 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6565 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
6566 Call c_common_truthvalue_conversion rather than
6567 lang_hooks.truthvalue_conversion.
6568 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
6569 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
6571 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
6572 c_common_truthvalue_conversion.
6573 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
6574 c_parser_conditional_expression, c_parser_binary_expression): Call
6575 c_objc_common_truthvalue_conversion.
6576 * c-typeck.c (build_unary_op): Call
6577 c_objc_common_truthvalue_conversion.
6578 (build_conditional_expr): Do not call
6579 lang_hooks.truthvalue_conversion.
6580 (build_binary_op): Call c_common_truthvalue_conversion.
6581 (c_objc_common_truthvalue_conversion): Moved from
6582 c-objc-common.c. Call default_function_array_conversion instead
6583 of default_conversion.
6585 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
6587 * c-common.h (default_conversion): Remove.
6588 (perform_integral_promotions): Add.
6589 * c-tree.h (default_conversion): Add.
6590 * c-typeck.c (perform_integral_promotions): New, split out from
6592 * c-common.c (check_case_value): Use perform_integral_promotions,
6593 not default_conversion.
6594 (c_add_case_label): Don't continue processing case label after
6595 found to be pointer.
6597 2005-03-23 Mark Mitchell <mark@codesourcery.com>
6599 * gcc.c (do_spec_1): Do not add a -L path for a directory in
6600 the prefix list if we have already added a multilib directory
6602 (main): Do not add MD_EXEC_PREFIX to the list of directories to
6605 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6607 * reload1.c (indirect_symref_ok, reload_obstack): Make them
6609 * reload.h: Remove the prototype for indirect_symref_ok.
6611 * reload1.c (indirect_symref_ok): Make it global.
6612 * reload.h: Add a prototype for indirect_symref_ok.
6614 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
6616 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
6619 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
6621 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
6623 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
6625 * c-opts.c (c_common_parse_file): Only start/end main source file
6626 if debug hooks says the writer wants it.
6627 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
6629 (xcoff_debug_hooks): Ditto.
6630 * debug.c (do_nothing_hooks): Ditto.
6631 * debug.h (gcc_debug_hooks): Ditto.
6632 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
6633 * sdbout.c (sdb_debug_hooks): Ditto.
6634 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
6636 2005-03-22 Mark Mitchell <mark@codesourcery.com>
6638 * doc/extend.texi: Deprecate C++ min/max operators.
6640 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
6642 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
6643 artificial original candidates.
6645 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
6646 Jan Hubicka <jh@suse.cz>
6647 Steven Bosscher <stevenb@suse.de>
6649 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
6650 call cost based on argument sizes.
6651 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
6653 * params.def: (max-inline-inssn-single): Set to 450.
6654 (max-inline-insns-auto): Set to 90.
6655 (max-inline-insns-recursive): Set to 450
6656 (max-inline-insns-recursive-auto): Set to 450.
6657 (large-function-insns): Set to 2700.
6658 (inline-call-cost): New parameter.
6659 * tree-inline.c (estimate_move_cost): New function.
6660 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
6661 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
6663 * tree-inline.h (estimate_move_cost): Declare.
6664 * invoke.texi: (max-inline-inssn-single): Change default to 450.
6665 (max-inline-insns-auto): Change default to 90.
6666 (max-inline-insns-recursive): Change default to 450
6667 (max-inline-insns-recursive-auto): Change default to 450.
6668 (large-function-insns): Change default to 2700.
6669 (inline-call-cost): Document new parameter.
6671 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
6673 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
6674 (TARGET_DEFAULT): Delete.
6675 * config/i860/i860.opt: New file.
6677 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
6679 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
6680 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
6681 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
6682 (frv_sched_lookahead): Delete.
6683 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
6684 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
6685 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
6686 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
6687 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
6688 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
6689 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
6690 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
6691 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
6692 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
6693 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
6694 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
6695 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
6696 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
6697 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
6698 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
6699 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
6700 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
6701 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
6702 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
6703 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
6704 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
6705 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
6706 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
6707 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
6708 (frv_sched_lookahead): Delete.
6709 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
6710 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6711 (frv_handle_option): New function. Move -mcpu= handling from...
6712 (frv_override_options): ...here. Remove handling of other
6714 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
6715 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
6716 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
6717 and TARGET_NO_MULTI_CE.
6718 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
6719 !TARGET_VLIW_BRANCH.
6720 * config/frv/frv.opt: New file.
6722 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6724 * fold-const.c (fold_ternary): Take decomposed arguments of
6726 (fold): Update a call to fold_ternary.
6728 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
6729 * tree.h: Add corresponding prototypes.
6731 2005-03-22 Jakub Jelinek <jakub@redhat.com>
6734 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
6735 between jump table and its label.
6736 * final.c (shorten_branches): Handle notes in between ADDR_VEC
6737 resp. ADDR_DIFF_VEC and the label preceeding it.
6738 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
6739 is emitted in the right section.
6741 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
6743 * fold-const.c (fold_unary, fold_binary): Update comments
6746 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
6748 PR rtl-optimization/20527
6749 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
6750 REG_INC note, test that the register also isn't mentioned in PRED
6753 2005-03-22 Ben Elliston <bje@au.ibm.com>
6755 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
6758 2005-03-21 Mike Stump <mrs@apple.com>
6760 * varasm.c (default_assemble_visibility): Remove extra ().
6762 2005-03-21 Roger Sayle <roger@eyesopen.com>
6765 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
6766 to determine whether a block can be duplicated, rather than test
6767 whether the block contains noncopyable insns ourselves.
6769 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6771 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
6774 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6776 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
6778 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6780 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
6781 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
6782 * config/fr30/fr30.opt: New file.
6784 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
6786 Fix PR tree-optimization/20542
6788 * tree-flow-inline.h (overlap_subvar): Move to here.
6789 * tree-ssa-operands.c: From here.
6790 * tree-flow.h (overlap_subvar): Declare.
6791 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
6792 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
6793 for variables with subvars.
6795 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
6798 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
6799 * modulo-sched.c (const_iteration_count): Return on NULL
6801 (print_node_sched_params): Return on NULL dump_file.
6802 (generate_reg_moves): Handle reg-anti dependencies and disregard
6803 closing branch when generating register moves.
6804 (sms_schedule): Mark the SMSed block dirty.
6805 * passes.c (rest_of_handle_sms): Call update_life_info for all
6807 * testsuite/gcc.dg/20050321-1.c: New test.
6809 2005-03-21 Bob Wilson <bob.wilson@acm.org>
6811 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
6812 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
6813 movqi_internal): Likewise.
6815 2005-03-21 Bob Wilson <bob.wilson@acm.org>
6817 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
6818 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
6819 xtensa_b4const): Delete prototypes.
6820 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
6821 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
6822 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
6823 xtensa_extra_constraint): New prototypes.
6824 (add_operand, arith_operand, nonimmed_operand, mem_operand,
6825 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
6826 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
6827 move_operand, const_float_1_operand, fpmem_offset_operand,
6828 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
6829 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
6830 (xtensa_b4const_or_zero): ...this. Change return type to bool and
6831 argument type to HOST_WIDE_INT.
6832 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
6833 xtensa_mask_immediate): Likewise.
6834 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
6835 Likewise. Also make these functions static.
6836 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
6837 (xtensa_const_ok_for_letter_p): New.
6838 (add_operand, arith_operand, nonimmed_operand, mem_operand,
6839 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
6840 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
6841 move_operand, const_float_1_operand, fpmem_offset_operand,
6842 branch_operator, ubranch_operator, boolean_operator): Move to
6844 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
6845 (xtensa_mem_offset): Change return type to bool.
6846 (xtensa_extra_constraint): New.
6847 (gen_int_relational): Update type of const_range_p function pointer.
6848 Use xtensa_b4const_or_zero.
6849 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
6850 xtensa_const_ok_for_letter_p. Update comments.
6851 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
6852 (PREDICATE_CODES): Delete.
6853 * config/xtensa/xtensa.md: Include predicates.md.
6854 * config/xtensa/predicates.md: New file.
6856 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6858 * config/v850/v850-protos.h: Remove the prototypes for
6859 reg_or_int9_operand, reg_or_const_operand,
6860 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
6861 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
6862 movsi_source_operand, power_of_two_operand,
6863 not_power_of_two_operand, special_symbolref_operand,
6864 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
6865 register_is_ok_for_epilogue.
6866 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
6867 reg_or_int9_operand, reg_or_const_operand,
6868 call_address_operand, special_symbolref_operand,
6869 movsi_source_operand, power_of_two_operand,
6870 not_power_of_two_operand, register_is_ok_for_epilogue,
6871 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
6872 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
6874 * config/v850/v850.h (PREDICATE_CODES): Remove.
6875 * config/v850/v850.md: Include predicates.md.
6876 * config/v850/predicates.md: New.
6878 2005-03-21 Zack Weinberg <zack@codesourcery.com>
6880 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
6881 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6882 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
6883 (itoolsdir, itoolsdatadir): Move definition above new first use.
6884 (install-itoolsdirs): New rule.
6885 (install-mkheaders): Depend on install-itoolsdirs, not
6886 install-include-dir.
6888 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6890 * tree-into-ssa.c: Remove obsolete comments.
6892 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
6894 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
6895 unrolling if -fpeel-loops is specified, too.
6896 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
6897 Remove superfluous check for flag_unroll_loops.
6899 2005-03-21 Uros Bizjak <uros@kss-loka.si>
6901 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
6902 (lrint_optab, llrint_optab): Define corresponding macros.
6903 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
6904 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
6905 pattern and llrint_optab using llrintdi2 patterns.
6906 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
6907 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
6908 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
6909 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
6910 flag_unsafe_math_optimizations is set.
6912 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
6914 * combine.c (combine_simplify_rtx, simplify_if_then_else,
6915 simplify_logical, if_then_else_cond, known_cond,
6916 simplify_comparison): Adjust calls to reverse_comparison.
6917 Don't use combine_reversed_comparison_code).
6918 (combine_reversed_comparison_code): Remove.
6919 (reversed_comparison): Using reversed_comparison_code, move it...
6920 * jump.c (reversed_comparison): ... here.
6921 * rtl.h (reversed_comparison): Add prototype.
6923 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6925 * builtins.c (fold_builtin): Take decomposed arguments of
6927 * fold-const.c (fold_ternary): Update a call to fold_builtin.
6928 * gimplify.c (gimplify_call_expr): Likewise.
6929 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
6930 * tree.h: Update the prototype of fold_builtin.
6932 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
6934 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
6935 * rtlhooks.c (gen_lowpart_no_emit_general): New.
6936 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
6937 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
6938 * simplify-rtx.c (simplify_binary_operation_1): Use it.
6940 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
6942 * builtins.c (fold_builtin_1): Take decomposed arguments of
6944 (fold_builtin): Update a call to fold_builtin_1.
6946 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
6949 * gcov.c (output_lines): Only output function block summary when
6950 outputting branch information.
6951 * doc/gcov.texi: Document format of preamble and additional block
6954 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
6956 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
6957 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
6958 the defaults false if BITS_PER_UNIT != 8.
6959 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
6960 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
6961 than BITS_PER_UNIT != 8.
6962 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
6963 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
6964 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
6966 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
6967 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
6969 2005-03-20 Roger Sayle <roger@eyesopen.com>
6972 * fold-const.c (fold_binary): Fix type mismatch between
6973 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
6974 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
6975 for non-truth-valued expressions.
6977 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
6978 and FUNCTION_DECL in the main switch.
6979 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
6980 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
6981 we also need to convert their operands to match.
6982 <TRUTH_NOT_EXPR>: Likewise.
6984 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
6986 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
6987 diagnostic without checking whether an lvalue.
6988 * c-common.h (lvalue_p): Remove.
6989 (enum lvalue_use): Update comment.
6990 (lvalue_or_else): Replace by lvalue_error.
6991 * c-typeck.c (lvalue_p): Make static.
6992 (lvalue_or_else): New. Call lvalue_error.
6994 2005-03-21 Alan Modra <amodra@bigpond.net.au>
6996 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
6997 (function_arg_advance): Use rs6000_parm_start.
6998 (function_arg, rs6000_arg_partial_bytes): Likewise.
7000 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7002 * c-common.c (check_case_value): Adjust comment about stripping
7004 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
7005 * c-typeck.c (default_conversion, convert_arguments,
7006 build_modify_expr, convert_for_assignment, store_init_value,
7007 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
7008 manually. Remove inaccurate comments.
7010 2005-03-20 Roger Sayle <roger@eyesopen.com>
7011 Joseph S. Myers <joseph@codesourcery.com>
7013 * varasm.c (do_assemble_alias): Restore comment describing function.
7014 Annotate the target parameter as potentially unused.
7016 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
7019 * config/avr/avr.c (avr_output_function_prologue): Do not use
7020 current_function_name() in a label, use a local label instead.
7022 2005-03-20 David Edelsohn <edelsohn@gnu.org>
7024 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
7025 flag_finite_math_only, not flag_unsafe_math_optimizations.
7027 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7029 * builtins.c (fold_builtin_1): Update a call to
7030 targetm.fold_builtin.
7031 * hooks.c (hook_tree_tree_bool_null): Rename to
7032 hook_tree_tree_tree_bool_null. Take one more argument of type
7034 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
7035 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
7036 hook_tree_tree_tree_bool_null.
7037 * target.h (gcc_target): Update the prototype of fold_builtin.
7038 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
7039 arguments of CALL_EXPR.
7040 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
7043 2005-03-20 Jan Hubicka <jh@suse.cz>
7045 * cgraph.h (cgraph_node): Add prev_clone pointer.
7046 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
7047 (cgraph_clone_node): Produce doubly linked chain.
7049 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7051 * c-common.c (handle_aligned_attribute, check_function_sentinel,
7052 get_nonnull_operand, handle_sentinel_attribute,
7053 check_function_arguments_recurse): Do not strip NOPS from
7055 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
7057 * c-format.c (get_constant): Likewise.
7058 * c-parser.c (c_parser_postfix_expression): Likewise.
7059 * c-typeck.c (set_init_index): Likewise.
7060 (convert_arguments): Don't check for NOP_EXPR containing integer
7063 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
7065 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
7066 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
7067 Take decomposed arguments of CALL_EXPR.
7068 (fold_builtin_1): Update calls to the functions mentioned
7071 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
7073 * c-decl.c (check_bitfield_type_and_width): Require bit-field
7074 width to have integer type.
7075 (build_enumerator): Require enumerator value to have integer type.
7077 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7079 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
7082 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7084 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
7085 std=iso9899:199x): Correct descriptions.
7087 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
7089 * config.gcc: Consistently use solaris2.1[0-9]* instead of
7092 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
7094 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
7096 (expand_builtin_memcpy, fold_builtin_1): Update calls to
7097 fold_builtin_memcpy.
7099 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
7100 arguments of CALL_EXPR.
7101 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
7102 fold_builtin_found, fold_builtin_1): Update calls to
7103 fold_trunc_transparent_mathfn.
7105 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7108 * fold-const.c (fold_widened_comparison): Don't optimize casts of
7109 function pointers on targets that require function pointer
7111 (fold_sign_changed_comparison): Likewise.
7113 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
7115 * combine.c (try_combine): When changing the mode of a hard reg, make
7116 sure that doing so is valid.
7118 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
7120 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
7121 (TARGET_HANDLE_OPTION): Override default.
7122 (avr_handle_option): New function.
7123 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
7124 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
7125 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
7126 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
7127 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
7128 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
7129 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
7130 (TARGET_OPTIONS): Delete.
7131 * config/avr/avr.opt: New file.
7133 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7135 * config/m32r/m32r-protos.h: Remove the prototypes for
7136 call_address_operand, symbolic_operand, seth_add3_operand,
7137 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7138 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7139 two_insn_const_operand, move_src_operand,
7140 move_double_src_operand, move_dest_operand,
7141 eqne_comparison_operator, signed_comparison_operator,
7142 large_insn_p, conditional_move_operand, carry_compare_operand,
7143 m32r_block_immediate_operand, extend_operand,
7144 reg_or_eq_int16_operand, int8_operand, and
7145 reg_or_zero_operand.
7146 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7147 seth_add3_operand, int8_operand, cmp_int16_operand,
7148 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7149 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7150 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7151 move_double_src_operand, move_dest_operand,
7152 eqne_comparison_operator, signed_comparison_operator,
7153 extend_operand, small_insn_p, large_insn_p,
7154 conditional_move_operand, carry_compare_operand,
7155 m32r_block_immediate_operand): Move to predicates.md.
7156 (MAX_MOVE_BYTES): Move to m32r.h.
7157 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7158 * config/m32r/m32r.md: Include predicates.md.
7159 * config/m32r/predicates.md: New.
7161 2005-03-18 James E Wilson <wilson@specifixinc.com>
7164 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
7167 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7169 * config/mn10300/mn10300-protos.h: Remove the prototypes for
7170 call_address_operand, const_8bit_operand.
7171 * config/mn10300/mn10300.c (call_address_operand,
7172 const_8bit_operand, const_1f_operand): Move to predicates.md.
7173 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
7174 * config/mn10300/mn10300.md: Include predicates.md.
7175 * config/mn10300/predicates.md: New.
7177 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
7179 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
7180 declarations in diagnostics and %E for identifiers, not %s.
7182 2005-03-18 Jan Hubicka <jh@suse.cz>
7183 Dale Johannesen <dalej@apple.com>
7185 * basic-block.h (scale_bbs_frequencies_int,
7186 scale_bbs_frequencies_gcov_type): Declare.
7187 * cfg.c (RDIV): New macro.
7188 (update_bb_frequency_for_threading): Fix.
7189 * basic-block.h (scale_bbs_frequencies_int,
7190 scale_bbs_frequencies_gcov_type): New.
7191 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
7192 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
7193 scale_bbs_frequencies_int.
7194 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
7196 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7198 * config/m32r/m32r-protos.h: Remove the prototypes for
7199 call_address_operand, symbolic_operand, seth_add3_operand,
7200 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
7201 reg_or_uint16_operand, reg_or_cmp_int16_operand,
7202 two_insn_const_operand, move_src_operand,
7203 move_double_src_operand, move_dest_operand,
7204 eqne_comparison_operator, signed_comparison_operator,
7205 large_insn_p, conditional_move_operand, carry_compare_operand,
7206 m32r_block_immediate_operand, extend_operand,
7207 reg_or_eq_int16_operand, int8_operand, and
7208 reg_or_zero_operand.
7209 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
7210 seth_add3_operand, int8_operand, cmp_int16_operand,
7211 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
7212 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
7213 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
7214 move_double_src_operand, move_dest_operand,
7215 eqne_comparison_operator, signed_comparison_operator,
7216 extend_operand, small_insn_p, large_insn_p,
7217 conditional_move_operand, carry_compare_operand,
7218 m32r_block_immediate_operand): Move to predicates.md.
7219 (MAX_MOVE_BYTES): Move to m32r.h.
7220 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
7221 * config/m32r/m32r.md: Include predicates.md.
7222 * config/m32r/predicates.md: New.
7224 * config/pa/pa-protos.h: Add prototypes for magic_milli and
7226 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
7227 symbolic_operand, symbolic_memory_operand,
7228 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
7229 indexed_memory_operand, move_dest_operand, move_src_operand,
7230 prefetch_cc_operand, prefetch_nocc_operand,
7231 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
7232 arith_operand, arith11_operand, pre_cint_operand,
7233 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
7234 ireg_operand, int5_operand, uint5_operand, int11_operand,
7235 uint32_operand, arith5_operand, and_operand, ior_operand,
7236 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
7237 pc_or_label_operand, div_operand, plus_xor_ior_operator,
7238 shadd_operand, movb_comparison_operator,
7239 cmpib_comparison_operator): Move to predicates.md.
7240 (magic_milli, shadd_constant_p): Make it extern.
7241 * config/pa/pa.h (PREDICATE_CODES): Remove.
7242 * config/pa/pa.md: Include predicates.md.
7243 * config/pa/predicates.md: New.
7245 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
7248 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7250 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
7251 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
7252 config/alpha/freebsd.h, config/alpha/linux.h,
7253 config/alpha/netbsd.h, config/alpha/osf5.h,
7254 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
7255 config/h8300/h8300-protos.h, config/h8300/h8300.c,
7256 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
7257 doc/cppopts.texi: Update copyright.
7259 2005-03-18 Jan Hubicka <jh@suse.cz>
7262 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
7264 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
7267 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7269 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
7272 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
7274 * combine.c (gen_binary): Remove.
7275 (known_cond, simplify_shift_const, find_split_point,
7276 combine_simplify_rtx, simplify_if_then_else, simplify_set,
7277 simplify_logical, expand_field_assignment, extract_left_shift,
7278 force_to_mode, if_then_else_cond, apply_distributive_law,
7279 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
7280 simplify_comparison, reversed_comparison): Replace with
7281 simplify_gen_binary, simplify_gen_relational or
7282 distribute_and_simplify_rtx.
7283 (distribute_and_simplify_rtx): New function.
7285 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
7286 Paolo Bonzini <gcc.gnu.org>
7288 * calls.c (setjmp_call_p, special_function_p): Update comments
7289 at the head of the functions.
7291 2005-03-18 Jan Hubicka <jh@suse.cz>
7293 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
7295 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
7296 function body should be released; do not proactively release function
7297 bodies in non-unit-at-a-time mode.
7299 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
7301 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
7302 mno-fp-ret-in-387 multilib variants.
7304 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
7306 * common.opt (m): Remove.
7307 * opts.c (handle_option): Pass 'm' options to set_target_switch if
7309 (common_handle_option): Remove OPT_m case.
7311 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
7313 * builtins.c (fold_builtin_bitop): Take decomposed arguments
7315 (fold_builtin_1): Update a call to fold_builtin_bitop.
7317 * builtins.c (fold_builtin_signbit): Take decomposed arguments
7319 (fold_builtin_1): Update a call to fold_builtin_signbit.
7321 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
7323 PR tree-optimization/20474
7324 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
7325 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
7327 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7329 * config/h8300/h8300-protos.h: Remove prototypes for
7330 general_operand_src, general_operand_dst, single_one_operand,
7331 single_zero_operand, call_insn_operand,
7332 two_insn_adds_subs_operand, small_call_insn_operand,
7333 jump_address_operand, bit_operand, bit_memory_operand,
7334 stack_pointer_operand, const_int_gt_2_operand,
7335 const_int_ge_8_operand, const_int_qi_operand,
7336 const_int_hi_operand, incdec_operand, bit_operator,
7337 nshift_operator, eqne_operator, gtle_operator,
7338 gtuleu_operator, iorxor_operator.
7339 Add prototypes for h8sx_shift_type h8sx_classify_shift and
7340 h8300_ldm_stm_parallel.
7341 * config/h8300/h8300.c (h8sx_shift_type,): Move to
7343 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
7344 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
7345 (h8300_ldm_stm_parallel): Make it extern.
7346 (h8300_ldm_parallel, h8300_stm_parallel,
7347 h8300_return_parallel, general_operand_src,
7348 general_operand_dst, h8300_dst_operand, h8300_src_operand,
7349 nibble_operand, reg_or_nibble_operand, single_one_operand,
7350 single_zero_operand, call_insn_operand,
7351 two_insn_adds_subs_operand, small_call_insn_operand,
7352 jump_address_operand, bit_operand, bit_memory_operand,
7353 stack_pointer_operand, const_int_gt_2_operand,
7354 const_int_ge_8_operand, const_int_qi_operand,
7355 const_int_hi_operand, incdec_operand, eqne_operator,
7356 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
7357 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
7358 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
7359 nshift_operator): Move to predicates.md.
7360 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
7361 * config/h8300/h8300.md: Include predicates.md.
7362 * config/h8300/predicates.md: New.
7364 2005-03-17 Richard Henderson <rth@redhat.com>
7366 * config.gcc (ia64*-*-hpux*): Add extra_options.
7367 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
7368 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7369 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
7370 (ia64_tls_size_string, ia64_tune_string): Remove.
7371 (ia64_tune): Init to PROCESSOR_ITANIUM2.
7372 (TARGET_DEFAULT_TARGET_FLAGS): New.
7373 (TARGET_HANDLE_OPTION): New.
7374 (ia64_override_options): Move options parsing ...
7375 (ia64_handle_option): ... here. New.
7376 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
7377 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
7378 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
7379 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
7380 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
7381 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
7382 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
7383 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
7384 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
7385 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
7386 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
7387 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
7388 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
7389 TARGET_EARLY_STOP_BITS): Remove.
7390 (TARGET_ILP32): Default false.
7391 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
7392 (enum ia64_inline_type): New.
7393 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
7394 * config/ia64/ia64.md: Update for new definitions of
7395 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
7396 * config/ia64/ia64.opt: New file.
7397 * config/ia64/ilp32.opt: New file.
7399 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
7402 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
7404 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
7406 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
7407 instead of MASK_H8300S.
7408 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
7409 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
7410 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
7411 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
7412 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
7413 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
7414 TARGET_SWITCHES): Remove.
7415 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
7417 * config/h8300/h8300.opt: New.
7419 * config/alpha/alpha.opt, config/arc/arc.opt,
7420 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
7423 2005-03-17 Ian Lance Taylor <ian@airs.com>
7427 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
7429 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
7430 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
7431 (TARGET_HANDLE_OPTION): Override default.
7432 (arc_handle_option): New function.
7433 (arc_init): Remove code to set arch_cpu_string.
7434 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
7435 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
7436 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
7437 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
7438 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
7439 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
7440 (arc_rodata_string, TARGET_OPTIONS): Delete.
7441 * config/arc/arc.opt: New file.
7443 2005-03-17 Richard Henderson <rth@redhat.com>
7445 * doc/extend.texi (Weak Pragmas): New section.
7446 (attribute alias): Clarify that target must be in the same
7449 2005-03-17 Richard Henderson <rth@redhat.com>
7451 * config/alpha/alpha.opt: New file.
7452 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
7454 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
7455 alpha_fprm_string, alpha_fptm_string): Make static.
7456 (alpha_tls_size_string): Remove.
7457 (alpha_handle_option): New.
7458 (override_options): Update for alpha_cpu/alpha_tune split.
7459 (alpha_file_start): Likewise.
7460 (TARGET_DEFAULT_TARGET_FLAGS): New.
7461 (TARGET_HANDLE_OPTION): New.
7462 * config/alpha/alpha.h (alpha_tune): Declare.
7463 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
7464 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
7465 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
7466 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
7467 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
7468 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
7469 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
7470 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
7471 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
7472 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
7473 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
7474 (TARGET_DEFAULT): Remove MASK_FP.
7475 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
7476 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
7477 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
7478 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
7479 alpha_tls_size_string): Remove.
7480 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
7481 (attribute tune): Rename from attribute cpu.
7482 * config/alpha/ev4.md: Update to match.
7483 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
7484 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
7485 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
7486 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
7487 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
7488 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
7490 2005-03-16 James E. Wilson <wilson@specifixinc.com>
7492 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
7493 and return without creating new state if before_nops_num is nonzero.
7494 * config/ia64/ia64.md (first_insn): New attribute.
7495 (alloc): Set it to yes.
7497 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7499 * tree-vectorizer.c (new_vec_stmt_info): Initialize
7500 STMT_VINFO_SUBVARS to NULL.
7501 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
7503 2005-03-16 Dale Johannesen <dalej@apple.com>
7505 * rtlanal.c (find_first_parameter_load): Rewrite to
7506 return actual first param load or the call if none,
7507 instead of first in block, when not all loads exist.
7509 2005-03-16 Roger Sayle <roger@eyesopen.com>
7511 * optabs.c (expand_copysign_absneg): Make static.
7512 * optabs.h (expand_copysign_absneg): Delete prototype.
7513 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
7515 2005-03-16 Richard Henderson <rth@redhat.com>
7518 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
7519 (alias_pairs): Rename from output_defs.
7520 (find_decl_and_mark_needed): Split out from assemble_alias.
7521 (do_assemble_alias): New.
7522 (assemble_output_def): Remove.
7523 (finish_aliases_1, finish_aliases_2): New.
7524 (process_pending_assemble_output_defs): Remove.
7525 (assemble_alias): Defer aliases for which we don't yet have a
7526 non-external decl for the target symbol.
7527 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
7528 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
7529 * toplev.c (compile_file): Use finish_aliases_2 instead of
7530 process_pending_assemble_output_defs.
7531 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
7532 (process_pending_assemble_output_defs): Remove.
7534 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7536 Fix PR tree-optimization/20489
7538 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
7539 for empty structures.
7541 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
7543 Fix PR tree-optimization/20490
7545 * tree-ssa-pre.c (create_expression_by_pieces): Use
7546 force_gimple_operand on result of fold.
7548 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
7550 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
7551 of closing parenthesis.
7553 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
7555 * builtins.c (expand_movstr): Update a call to
7556 fold_builtin_strcpy.
7557 (expand_builtin_strncpy): Update a call to
7558 fold_builtin_strncpy.
7559 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
7560 arguments of CALL_EXPR.
7561 (fold_builtin_1): Update calls to fold_builtin_strcpy and
7562 fold_builtin_strncpy.
7563 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7564 * tree.h: Update the prototypes of fold_builtin_strcpy and
7565 fold_builtin_strncpy.
7567 2005-03-16 Steven Bosscher <stevenb@suse.de>
7568 Dorit Naishlos <dorit@il.ibm.com>
7570 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
7571 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
7574 2005-03-16 Steven Bosscher <stevenb@suse.de>
7576 * tree-inline.c (walk_type_fields, walk_tree,
7577 walk_tree_without_duplicates): Move from here...
7578 * tree.c: ...to here.
7580 2005-03-15 Zack Weinberg <zack@codesourcery.com>
7582 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
7583 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
7584 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
7585 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
7586 (version): Define using $(BASEVER_c).
7587 (Makefile, config.status, build/gcov-iov.o): No longer depends on
7589 (version.o): Depend on version files; add custom generation command.
7590 (prefix.o): Define BASEVER on command line.
7591 (s-iov): Depend on version files; adjust command.
7592 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
7594 (gcc-vers.texi): New rule.
7595 (doc/%.info, doc/%.dvi): Add -I . to command line.
7596 (doc/gccinstall.dvi): Likewise.
7597 (PACKAGE): Delete. All uses replaced with "gcc".
7598 * aclocal.m4: Do not include gcc-version.m4.
7599 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
7600 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
7601 Set is_release based on contents of DEV-PHASE.
7602 Set gcc_version based on contents of BASE-VER.
7603 Define WIN32_REGISTRY_KEY only if the user overrode the default.
7604 * config.in, configure: Regenerate.
7605 * gccbug.in: Determine version of GCC in use at runtime.
7606 * gcov-iov.c: Get version number and development phase from
7607 command line, not by including version.c.
7608 * intl.c: Replace all uses of PACKAGE with "gcc".
7609 * libada-mk.in: Delete unused "gcc_version" variable.
7610 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
7611 * version.c: (VERSUFFIX): New hook for redistributors; adjust
7612 commentary to match.
7613 (version_string): Put together from pieces.
7614 * config/alpha/x-vms: Do not use $(gcc_version).
7615 * config/i386/t-nwld: Likewise.
7616 * doc/include/gcc-common.texi: Include gcc-vers.texi for
7617 version-GCC and DEVELOPMENT.
7619 2005-03-15 Roger Sayle <roger@eyesopen.com>
7621 PR tree-optimization/17454
7622 * tree.c (tree_size): Add case for TREE_BINFO.
7623 * fold-const.c (fold_checksum_tree): Only clear the overloaded
7624 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
7626 2005-03-15 Roger Sayle <roger@eyesopen.com>
7628 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
7629 op1 whilst expanding the signed widenening multiply variant.
7631 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
7633 * toplev.c (display_target_options): Avoid unused variable warning if
7634 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
7635 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
7636 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
7637 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
7638 (mips_isa_info): New variable.
7639 (mips_parse_cpu): Remove the first argument and leave the caller
7641 (TARGET_HANDLE_OPTION): Override default.
7642 (mips_handle_option): New function. Move option validation code from...
7643 (override_options): ...here. Update calls to mips_parse_cpu.
7644 * config/mips/mips.h (mips_arch_string, mips_tune_string)
7645 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
7646 (SUBTARGET_TARGET_OPTIONS): Delete.
7647 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
7648 (mno-flush-func, mtune=): New options.
7650 2005-03-15 Roger Sayle <roger@eyesopen.com>
7651 Richard Henderson <rth@redhat.com>
7653 * real.c (c4x_single_format, c4x_extended_format): Provide values
7654 for signbit_ro for c4x's single and extended floating point formats.
7655 * optabs.c (expand_copysign): Use the floating point format's
7656 signbit_ro for expanding via expand_copysign_absneg, and it's
7657 signbit_rw field for expanding via expand_copysign_bit.
7659 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
7661 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
7662 known_alignment_for_access_p.
7663 (known_alignment_for_access_p): New.
7664 (do_peeling_for_alignment): Field made int instead of bool and renamed
7665 to peeling_for_alignment.
7666 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
7667 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
7668 functionality used to be in vect_analyze_operations.
7669 (vect_analyze_operations): Code to determine vectorization factor was
7670 moved to vect_determine_vectorization_factor.
7671 (vect_enhance_data_refs_alignment): Update to correct alignment when it
7672 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
7674 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
7675 be part of vect_analyze_operations).
7676 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
7677 creating the guard condition, as the number of iterations may be
7679 (slpeel_tree_peel_loop_to_edge): Use new name of
7680 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
7681 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
7682 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
7683 (vect_do_peeling_for_alignment): Use fold.
7684 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
7686 (vect_update_inits_of_dr): Renamed to
7687 vect_update_init_of_dr.
7688 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
7689 (vectorizable_store): Fix assertion to use == instead of =.
7691 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
7693 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
7694 call_used_regs for wCG registers.
7696 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
7698 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7699 for non-offsettable memory references to cope with outstanding reload
7700 replacements, take 2.
7702 2005-03-15 Uros Bizjak <uros@kss-loka.si>
7705 * config/i386/i386.h (x86_fisttp): New.
7706 (TARGET_FISTTP): New macro.
7707 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
7708 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
7709 instruction when fisttp flag is set.
7710 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
7712 * config/i386/i386.md (type attribute): Add fisttp.
7713 (unit attribute): Set to i387 for fisttp type.
7714 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
7715 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
7717 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
7718 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
7720 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
7721 patterns for TARGET_FISTTP. Enable patterns for
7722 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
7723 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
7724 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
7725 implement fisttp x87 insn.
7726 (fix_trunc*_i387_fisttp splitters): New patterns.
7727 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
7728 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
7729 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
7731 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
7732 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
7733 Implement using mode macros. Disable patterns for TARGET_FISTTP.
7734 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
7735 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
7736 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
7737 Disable patterns for TARGET_FISTTP.
7738 (fix_trunc*_i387 splitters): Implement usign mode macros.
7739 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
7740 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
7741 (fix_trunx*_sse peephole2s): Implement using mode macros.
7743 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
7745 PR rtl-optimization/20291
7746 * combine.c (try_combine): If splitting fails, re-try with
7747 original combined pattern, i.e. before clobber stripping.
7749 2005-03-14 Eric Christopher <echristo@redhat.com>
7751 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
7752 STACK_GROWS_DOWNWARD.
7754 2005-03-14 Roger Sayle <roger@eyesopen.com>
7756 * real.h (struct real_format): Split the signbit field into two
7757 two fields, signbit_ro and signbit_rw.
7758 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
7759 mips_double_format, ieee_extended_motorola_format,
7760 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
7761 ieee_extended_intel_128_format, ibm_extended_format,
7762 mips_extended_format, ieee_quad_format, mips_quad_format,
7763 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
7764 i370_double_format, c4x_single_format, c4x_extended_format,
7765 real_internal_format): Update initializers for new field.
7766 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
7767 real_format structure.
7768 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
7769 field of the real_format structure.
7771 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
7773 Fix PR tree-optimization/20458
7775 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
7776 DECL_EXTERNAL on STRUCT_FIELD tags.
7777 (clear_call_clobbered): Ditto.
7778 * tree-ssa-operands.c (note_addressable): Make sure the original
7779 variable doesn't slip into the addressable list if we have
7781 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
7784 2005-03-14 Geoffrey Keating <geoffk@apple.com>
7786 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
7787 (-fwide-exec-charset): Likewise.
7788 (-finput-charset): Likewise.
7789 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
7790 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
7791 * c.opt (Wnormalized): New.
7793 2005-03-14 Devang Patel <dpatel@apple.com>
7795 * doc/invoke.texi: Add reference to Visibility document.
7797 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
7799 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
7800 MASK_SPLIT_ADDRESSES.
7801 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
7802 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
7803 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
7804 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
7805 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
7806 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
7807 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
7808 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
7809 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
7810 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
7811 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
7812 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
7813 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
7814 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
7815 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
7816 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
7817 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
7818 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
7819 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
7820 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
7821 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
7822 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
7823 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
7824 (TARGET_EXPLICIT_RELOCS): Delete.
7825 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
7826 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
7827 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
7828 (override_options): Set MASK_LONG64 if -mint64 is given and no
7829 -mlongXX option is. Complain about -mint64 -mlong32.
7830 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
7831 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
7832 * config/mips/mips.opt: New file.
7834 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
7836 * config.gcc (extra_options): New variable for listing option files.
7837 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
7838 * configure.ac (extra_opt_files): New AC_SUBST variable.
7839 (tm_file_list, tm_include_list): Include options.h first.
7840 * configure: Regenerate.
7841 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
7842 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
7843 (s-options-h): New rule.
7844 (options.h): Depend on it.
7845 (TEXI_GCCINT_FILES): Add options.texi.
7846 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
7847 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
7848 * target.h (gcc_target): Add default_target_flags and handle_option.
7849 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
7850 (TARGET_HANDLE_OPTION): New macros.
7851 (TARGET_INITIALIZER): Include them.
7852 * opt-functions.awk (opt_args, nth_arg): New functions.
7853 (switch_flags): Handle the "Target" flag.
7855 (var_name): Use opt_args and nth_arg.
7856 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
7857 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
7858 macros for the "Mask" and "InverseMask" options.
7859 * opts.h (cl_var_cond): New enum.
7860 (cl_option): Replace the "has_set_value" and "set_value" fields with
7861 "var_cond" and "var_value".
7862 (CL_TARGET): New macro.
7863 (option_enabled, print_filtered_help): Declare.
7864 (decode_options): Move definition.
7865 * opts.c (handle_option): Search for the original option before
7866 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
7867 var_cond and var_value fields. Use targetm.handle_option to handle
7869 (decode_options): Set target_flags to targetm.default_target_flags.
7870 (print_filtered_help): Make global. Handle CL_TARGET.
7871 (option_enabled): New function.
7872 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
7873 (display_target_options, set_target_switch, print_switch_values)
7874 (default_pch_valid_p): Guard uses of target_switches with
7875 #ifdef TARGET_SWITCHES. Also...
7876 (display_target_options): Display the CL_TARGET entries in cl_options.
7877 (set_target_option): Don't complain about the "" option when
7878 TARGET_SWITCHES is undefined.
7879 (print_switch_values): Use option_enabled.
7880 (default_pch_valid_p): Check cl_options[] when looking for something
7881 that has changed the value of target_flags.
7882 * c.opt: Remove documentation from top of file.
7883 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
7884 * doc/sourecebuild.texi: Refer to the new options documentation
7885 instead of c.opt. Document machine-specific .opt files.
7886 * doc/tm.texi (target_flags): Say that this variable is declared
7888 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
7889 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
7891 * doc/options.texi: New file.
7893 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
7896 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
7899 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
7902 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
7903 temporary variable of pointer type if an lvalues is required.
7904 (gimplify_modify_expr_rhs): Request an rvalue from it.
7905 (gimplify_expr): Pass fallback on.
7907 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7909 * cfgbuild.c: Update comments.
7911 2005-03-14 Roger Sayle <roger@eyesopen.com>
7913 PR rtl-optimization/17236
7914 * optabs.c (expand_doubleword_mult): New helper function split out
7915 from expand_binop. Permute the order in which instructions are
7916 emitted to minimize the number of simultaneously live registers.
7917 (expand_binop): Call expand_doubleword_mult to synthesize a double
7918 word multiplication.
7920 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7922 * basic-block.h: Update the prototypes of cached_make_edge and
7924 * cfg.c (cached_make_edge): Take edge_cache representing one
7925 row of the adjacency matrix of edges.
7926 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
7927 (make_edges): Initialize edge_cache to represent one row of
7928 the adjacency matrix of edges.
7930 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7932 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
7934 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
7935 Remove unused removed_phis variable.
7936 (conditional_replacement): Use build1/build2.
7937 (abs_replacement): Use last_and_only_stmt and build1/build2.
7939 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7941 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
7942 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
7943 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
7944 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
7945 * c-common.c (handle_novops_attribute): New function.
7946 (c_common_attribute_table): Add "no vops" entry.
7947 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
7948 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
7949 * tree-ssa-operands.c (get_call_expr_operands): Do not
7950 create virtual operands for calls with ECF_NOVOPS flag.
7951 * tree.h (DECL_IS_NOVOPS): New macro.
7952 (struct tree_decl): Add novops_flag.
7953 (ECF_NOVOPS): New constant.
7955 2005-03-14 Uros Bizjak <uros@kss-loka.si>
7958 * config/i386/i386.c (x86_use_himode_fiop): New.
7959 (x86_use_simode_fiop): Rename from x86_use_fiop.
7960 * config/i386/i386.h (x86_use_himode_fiop): Declare.
7961 (TARGET_USE_HIMODE_FIOP): New.
7962 (x86_use_simode_fiop): Rename from x86_use_fiop.
7963 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
7965 * config/i386/i386.md (X87MODEI12): New mode macro define.
7966 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
7967 to implement x87 FP compare with HImode input operands.
7968 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
7969 Use X87MODEI12 mode macro to handle HImode input operands.
7970 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
7971 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
7972 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
7973 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
7974 macro to implement x87 operators with HImode input operands.
7975 (fop splitters): Use X87MODEI12 mode macro to handle HImode
7978 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7980 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
7982 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
7983 constants invariant.
7985 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
7987 * basic-block.h (BB_VISITED): Removed.
7988 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
7990 2005-03-14 Falk Hueffner <falk@debian.org>
7993 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
7995 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
7997 * ggc-zone.c: Fix comment typos.
7999 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
8000 stringpool.c, config/mips/mips-protos.h: Update copyright.
8002 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8004 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
8005 throughout with its typedef, "rtx".
8006 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
8007 (rs6000_tls_symbol_ref_1): Remove inline keyword.
8008 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
8009 regs in comment to match code.
8011 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
8013 * except.c (check_handled): Make it static.
8014 * except.h: Remove the corresponding prototype.
8016 * function.c (get_func_frame_size): Make it static.
8017 * function.h: Remove the corresponding type.
8019 * regclass.c (reg_class_superclasses, reg_class_subclasses):
8021 * hard-reg-set.h: Remove the corresponding declarations.
8023 * tree-cfg.c (verify_stmts): Check that
8024 bb_for_stmt (stmt) == bb for every PHI node and statement.
8026 2005-03-14 Alan Modra <amodra@bigpond.net.au>
8028 * config.gcc: Remove excess indentation.
8029 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
8031 2005-03-13 Roger Sayle <roger@eyesopen.com>
8034 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
8035 * fold-const.c (fold_sign_changed_comparison): Likewise.
8036 (fold_binary): Optimize comparisons against widened operands if
8037 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
8039 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8041 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
8042 (sparc_override_options): Initialize it.
8043 (sparc_struct_value_rtx): Set it on the MEM to be returned.
8045 2005-03-13 David Edelsohn <edelsohn@gnu.org>
8047 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
8048 (reg_or_none500mem_operand): New predicate.
8049 (zero_reg_mem_operand): New predicate.
8050 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
8051 to reg_or_none500mem_operand.
8052 (extendsfdf2_fpr): Add MEM alternative.
8053 (extenddftf2_internal): Change operand2 predicate to
8054 zero_reg_mem_operand.
8056 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8058 * ggc-zone.c: Rewritten.
8060 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
8062 * configure.ac: Define GGC_ZONE for --with-gc=zone.
8063 * config.in: Regenerated.
8064 * configure: Regenerated.
8065 * gengtype.c (write_types_process_field, write_func_for_structure):
8066 Pass new argument to gt_pch_note_object.
8067 * ggc-common.c (struct ptr_data): Add TYPE.
8068 (gt_pch_note_object): Take TYPE argument and save it.
8069 (call_count): Update call to ggc_pch_count_object.
8070 (call_alloc): Update call to ggc_pch_alloc_object.
8071 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
8073 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
8074 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
8075 (ggc_alloc_zone_stat): Delete.
8076 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
8077 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
8078 (ggc_pch_alloc_object): Update prototypes.
8079 (garbage_zone): Delete.
8080 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
8081 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
8083 (tree_id_zone): New variable.
8084 (ggc_alloc_cleared_zone): Remove unused.
8085 (ggc_alloc_zone): Define.
8086 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
8087 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
8088 ggc_alloc_zone_stat.
8089 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
8090 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
8091 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
8092 (make_node_stat): Likewise. Use tree_id_zone.
8094 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8095 Joseph S. Myers <joseph@codesourcery.com>
8097 * configure.ac: Check for MIPS TLS.
8098 * configure: Regenerated.
8099 * config/mips/mips-protos.h (enum mips_symbol_type): Add
8100 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
8101 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
8102 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
8103 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
8104 (mips_classify_symbol, mips_symbolic_constant_p)
8105 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
8106 (mips_tls_operand_p, mips_call_tls_get_addr)
8107 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
8108 (mips_tls_symbol_ref_1): New functions.
8109 (mips_legitimize_address, mips_legitimize_const_move): Call
8110 mips_legitimize_tls_address.
8111 (override_options): Handle V1_REG and TLS symbols. Disable TLS
8113 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
8114 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
8115 (mips_char_to_class): Document V1_REG.
8116 (HAVE_AS_TLS): Provide default.
8117 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
8119 (load_got<mode>): Renamed from *load_got<mode>. Allow when
8121 (tls_get_tp_<mode>): New instruction.
8123 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8125 * configure.ac: Update checks for target tools.
8126 * configure: Regenerated.
8128 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
8130 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
8132 2005-03-13 Roger Sayle <roger@eyesopen.com>
8134 * expmed.c (expand_mult): Use synthetic multiplication sequences for
8135 more classes of DImode multiplication by constant. Allow both
8136 multiplication by small negative constants (by performing a
8137 multiplication by a positive constant and negating the result) and
8138 multiplications by large powers of two, by using a left shift.
8140 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8142 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
8143 of basic blocks into work_stack.
8145 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
8146 config/mips/vr.h: Update copyright.
8148 * c-decl.c (c_init_decl_processing): Remove useless calls to
8149 build_function_type.
8151 * builtins.c (fold_trunc_transparent_mathfn,
8152 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
8153 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8154 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
8155 fold_builtin_strcpy, fold_builtin_strncpy,
8156 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
8159 * builtins.c (expand_builtin_mathfn_3): Remove local variable
8162 * lambda-code.c (lambda_compute_auxillary_space): Remove local
8163 variable determinant.
8165 * tree-cfg.c (group_case_labels): Remove local variable type.
8167 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
8170 * tree-ssa-phiopt.c (value_replacement): Remove local variable
8173 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
8176 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
8177 (*movmemqi_insn): Delete.
8178 (*movmemhi): Delete.
8180 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
8182 * builtins.c (fold_builtin_classify): Take decomposed
8183 arguments of CALL_EXPR.
8184 (fold_builtin_1): Update a call to fold_builtin_classify.
8186 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
8189 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
8190 through into call to parser_xref_tag after parse error.
8191 (c_parser_struct_declaration): Consistently return NULL_TREE on
8194 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
8196 * tree-flow-inline.h (ref_contains_array_ref): New function.
8197 (lookup_subvars_for_var): Ditto.
8198 (get_subvars_for_var): Ditto.
8199 (var_can_have_subvars): Ditto.
8201 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
8202 (struct subvar): New type.
8204 * tree-dfa.c (okay_component_ref_for_subvars): New function.
8206 * tree-optimize.c (init_tree_optimization_passes): Call
8207 pass_create_structure_vars.
8209 * tree-ssa-alias.c: Include vec.h.
8210 (init_alias_info): Don't auto-clear call clobbered on struct-field
8212 (compute_flow_insensitive_aliasing): Handle subvars.
8213 (group_aliases): Handle STRUCT_FIELD aliases.
8214 (setup_pointers_and_addressables): Ditto.
8215 Don't mark variables non-addressable if they still have
8216 addressable subvars.
8217 Also mark subvars addressable when the real variable is marked
8219 (add_pointed_to_var): Try to prune the pointed-to set by only
8220 pointing to subvars when possible.
8221 Otherwise, make sure we set addresses_needed and pt_vars to
8222 properly include subvars.
8223 (bitpos_of_field): New function.
8224 (push_fields_onto_fieldstack): Ditto.
8225 (get_or_create_used_part_for): Ditto.
8226 (create_overlap_variables_for): Ditto.
8227 (find_used_portions): Ditto.
8228 (create_structure_vars): Ditto.
8229 (pass_create_structure_vars): New structure.
8231 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
8232 (get_expr_operands): Handle subvars. Also try to turn
8233 COMPONENT_REF accesses into must-defs now that we can accurately
8235 (note_addressable): Try to only mark as addressable those subvars
8236 we know a COMPONENT_REF touches.
8237 (overlap_subvar): New function.
8239 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
8240 Handle subvar storing.
8241 (vect_address_analysis): Update caller of vect_object_analysis.
8243 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
8245 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
8246 (STMT_VINFO_SUBVARS): New macro.
8248 * common.opts: add flag_tree_salias.
8250 * opts.c (decode_options): flag_tree_salias defaults to on.
8252 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
8254 * doc/tree-ssa.texi: Document structural alias analysis.
8256 2005-03-12 Steven Bosscher <stevenb@suse.de>
8258 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
8259 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
8260 * tree-ssa-operands.c (get_expr_operands): Likewise.
8261 (get_expr_operands): Likewise for ERROR_MARK.
8263 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8265 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
8268 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
8271 * tree-ssa-pre.c (compute_avail): Remove local variable val.
8272 (mark_operand_necessary): Remove local variable ver.
8274 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
8275 variable prefix_len.
8277 * value-prof.c (mod_subtract_transform): Remove local variable
8280 * builtins.c (fold_builtin_exponent): Take decomposed
8281 arguments of CALL_EXPR.
8282 (fold_builtin_1): Update a call to fold_builtin_exponent.
8284 * builtins.c (fold_builtin_logarithm): Take decomposed
8285 arguments of CALL_EXPR.
8286 (fold_builtin_1): Update a call to fold_builtin_logarithm.
8288 * c-decl.c (c_init_decl_processing): Remove local variables
8289 ptr_ftype_void and ptr_ftype_ptr.
8291 * gimplify.c (gimplify_expr): Remove local variables r0 and
8294 * reg-stack.c (move_for_stack_reg): Remove local variable
8296 (compare_for_stack_reg): Remove local variable flags_user.
8297 (convert_regs_1): Remove local variable deleted.
8299 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
8301 (combine_blocks): Remove local variables exits and new_e.
8303 * tree-inline.c (expand_call_inline): Remove local variable
8306 * tree-ssa-live.c (create_ssa_var_map,
8307 calculate_live_on_entry): Remove local variable snn.
8309 2005-03-12 Geoffrey Keating <geoffk@apple.com>
8311 * c-lex.c (c_lex_with_flags): Add parameter to call to
8314 2005-03-11 Per Bothner <per@bothner.com>
8316 * c-tree.h (struct c_declarator): New id_loc field.
8317 * c-pragma.h (c_lex_with_flags): Take position reference.
8318 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
8319 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
8320 (c_lex): Pass dummy location to c_lex_with_flags.
8321 * c-parser.c (c_lex_one_token): Set c_token's location using
8322 c_lex_with_flags, instead of input_location, which might be "ahead".
8323 (c_parser_direct_declarator): Set declarator's id_loc from
8325 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
8326 declarator's id_loc, rather than probably-imprecise input_location.
8327 (build_id_declarator): Initialize c_declarator's id_loc field.
8329 2005-03-11 Roger Sayle <roger@eyesopen.com>
8332 * builtins.c (expand_builtin_signbit): Force the signbit's word
8333 into an integer register to avoid SUBREGs of floating point modes.
8335 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
8337 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
8338 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
8339 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
8340 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
8342 2005-03-11 David Edelsohn <edelsohn@gnu.org>
8344 PR rtl-optimization/20306
8345 * expr.c (emit_move_complex): Set try_int false if mode is
8346 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
8347 emit_block_move if try_int is true.
8349 2005-03-11 Richard Henderson <rth@redhat.com>
8352 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
8353 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
8356 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8358 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
8359 (TARGET_FIX_VR4130): New macro.
8360 (TARGET_OPTIONS): Add -mfix-vr4130.
8361 (ISA_HAS_MACCHI): New macro.
8362 (ASM_SPEC): Add -mfix-vr4130.
8363 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
8364 (override_options): Handle mips_fix_vr4130_string.
8365 (mips_avoid_hazards): Clear all_noreorder_p
8366 if we're working around VR4130 errata and the macc alternatives
8368 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
8369 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
8370 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
8371 (MULTILIB_DEFAULTS): Remove leading "march=".
8372 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
8373 if no architecture option is given.
8374 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
8376 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
8377 * doc/invoke.texi: Document -mfix-vr4130.
8379 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
8381 * config/mips/mips.c (override_options): Only warn about -mint64
8382 deprecation if TARGET_INT64.
8384 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8386 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
8387 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
8388 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
8389 are non-specific regarding the nonnull parameter positions.
8390 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
8391 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
8392 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
8393 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
8395 * builtins.def: Use the non-specific "nonnull" attibute lists.
8397 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8399 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8400 single_pred_edge, single_succ, single_pred): Improve comments.
8402 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
8404 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
8405 single_pred_edge, single_succ, single_pred): New inline functions.
8406 * bb-reorder.c (rotate_loop, find_traces_1_round,
8407 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
8408 duplicate_computed_gotos): Use the single_succ/pred functions.
8409 * cfganal.c (forwarder_block_p): Ditto.
8410 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
8411 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8412 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
8413 merge_seq_blocks): Ditto.
8414 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
8415 * cfglayout.c (fixup_reorder_chain): Ditto.
8416 * cfgloop.c (mark_single_exit_loops, update_latch_info,
8417 canonicalize_loop_headers, verify_loop_structure): Ditto.
8418 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
8419 mfb_update_loops, create_preheader, force_single_succ_latches,
8420 create_loop_notes): Ditto.
8421 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
8422 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
8423 commit_one_edge_insertion, purge_dead_edges,
8424 cfg_layout_can_merge_blocks_p): Ditto.
8425 * except.c (sjlj_emit_function_enter): Ditto.
8426 * flow.c (init_propagate_block_info): Ditto.
8427 * function.c (thread_prologue_and_epilogue_insns): Ditto.
8428 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
8429 insert_insn_end_bb): Ditto.
8430 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
8431 find_if_case_2): Ditto.
8432 * lambda-code.c (perfect_nestify): Ditto.
8433 * lcm.c (optimize_mode_switching): Ditto.
8434 * loop-doloop.c (doloop_modify): Ditto.
8435 * loop-init.c (loop_optimizer_init): Ditto.
8436 * loop-iv.c (simplify_using_initial_values): Ditto.
8437 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
8438 * loop-unswitch.c (unswitch_loop): Ditto.
8439 * modulo-sched.c (generate_prolog_epilog): Ditto.
8440 * predict.c (combine_predictions_for_insn, estimate_probability,
8441 tree_estimate_probability, last_basic_block_p,
8442 estimate_bb_frequencies): Ditto.
8443 * profile.c (branch_prob): Ditto.
8444 * regrename.c (copyprop_hardreg_forward): Ditto.
8445 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
8446 * tracer.c (layout_superblocks): Ditto.
8447 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
8448 cfg_remove_useless_stmts_bb, cleanup_control_flow,
8449 cleanup_control_expr_graph, disband_implicit_edges,
8450 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
8451 tree_verify_flow_info, tree_make_forwarder_block,
8452 tree_forwarder_block_p, remove_forwarder_block,
8453 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
8454 * tree-if-conv.c (tree_if_conversion): Ditto.
8455 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
8456 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
8457 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
8458 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
8459 copy_loop_headers): Ditto.
8460 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
8461 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
8462 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
8463 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
8464 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
8465 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
8466 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
8467 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
8468 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
8469 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
8470 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
8471 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
8472 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8473 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
8474 slpeel_add_loop_guard): Ditto.
8476 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
8478 PR tree-optimization/15784
8479 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8482 * stmt.c (expand_case): Don't change index_type. Convert minval
8485 PR tree-optimization/20130
8486 * fold-const.c (fold): Fold x * -1 into -x.
8488 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
8490 PR rtl-optimization/20331
8491 * rtlanal.c (modified_between_p): Check its address first for MEM.
8492 (modified_in_p): Likewise.
8494 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
8496 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
8498 2005-03-10 Steven Bosscher <stevenb@suse.de>
8500 * expr.c (expand_expr_real_1): If possible, use a conditional
8501 move for expanding MIN_EXPR and MAX_EXPR.
8502 Use temp for moving around rtx-en.
8504 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
8507 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
8510 2005-03-10 Roger Sayle <roger@eyesopen.com>
8512 * builtins.c (expand_builtin_signbit): Extend to handle floating
8513 point modes wider than the largest integer type, using the
8514 operand_subword_force function to obtain the signbit's word.
8516 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8519 * combine.c (try_combine): If recog_for_combine added CLOBBERs
8520 to NEWI2PAT, fail to combine if they are used by NEWPAT.
8522 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
8524 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
8526 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
8528 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
8530 (perform_edge_inserts): Unconditionally call
8531 free_dominator_info.
8533 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
8535 2005-03-10 Bob Wilson <bob.wilson@acm.org>
8537 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
8539 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
8541 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
8543 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
8545 (rtl_register_value_prof_hooks,
8546 tree_value_profile_transformations,
8547 tree_register_value_prof_hooks): Likewise.
8548 * var-tracking.c (stack_adjust_offset_pre_post,
8549 variable_htab_free, variable_union, dataflow_set_different_2,
8550 count_uses, variable_was_changed, set_frame_base_location,
8551 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
8552 vt_add_function_parameters): Likewise.
8553 * varasm.c (named_section_real, named_section, make_decl_rtl,
8554 asm_emit_uninitialised, assemble_integer, decode_addr_const,
8555 const_hash_1, compare_constant, copy_constant, force_const_mem,
8556 output_constant_pool_2, output_constant_pool_1, output_constant,
8557 output_constructor, make_decl_one_only, decl_tls_model,
8558 default_no_named_section, default_elf_select_section_1,
8559 default_unique_section_1): Likewise.
8560 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
8561 * vmsdbgout.c (addr_const_to_string): Likewise.
8564 * function.c (struct assign_parm_data_one): Remove last_named
8566 (assign_parm_find_data_types): Don't determine last_named.
8567 Reorder named_parm determination.
8568 (assign_parms): Only setup varargs on the last non-varadic
8571 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
8573 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
8574 sda base address on medium model.
8576 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
8578 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
8579 * cfgloop.c (flow_loop_nodes_find): Export.
8580 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
8582 * cfgloopmanip.c (fix_loop_structure): New function.
8583 * predict.c (predict_loops): Clean up the loops information.
8584 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
8585 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
8587 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
8588 (rewrite_into_loop_closed_ssa): Declaration changed.
8589 * tree-loop-linear.c (linear_transform_loops): Add argument to
8590 rewrite_into_loop_closed_ssa call.
8591 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
8592 * tree-ssa-loop-im.c (move_computations): Ditto.
8593 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
8594 * tree-vectorizer.c (vectorize_loops): Ditto.
8595 * tree-optimize.c: Include cfgloop.h.
8596 (execute_todo): Choose whether to call cleanup_tree_cfg or
8597 cleanup_tree_cfg_loop.
8598 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
8599 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
8600 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
8601 cleanup_tree_cfg_loop call.
8602 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
8603 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
8604 work on part of cfg.
8606 2005-03-10 Jakub Jelinek <jakub@redhat.com>
8609 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
8610 with multiple alternatives.
8612 * stmt.c (parse_output_constraint): Fix a typo.
8614 2005-03-09 Bob Wilson <bob.wilson@acm.org>
8616 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
8617 assembly directive instead of deprecated "no-generics".
8619 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
8621 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
8622 for non-offsettable memory references to cope with outstanding reload
8624 * config/s390/s390.md ("reload_outti"): Call find_replacement to
8625 avoid losing outstanding address reloads.
8626 ("reload_outdi", "reload_outdf"): Likewise.
8628 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8630 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
8631 code. Add more cbrt transformations.
8633 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8635 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
8637 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
8639 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
8640 NULL_TREE when a given tree is not simplified.
8641 (fold): Return the original tree when any of the functions
8642 mentioned above NULL_TREE.
8644 * fold-const.c (fold_unary, fold_binary): Take decomposed
8645 arguments, code, type, op0, and op1 in case of fold_binary.
8646 (fold): Update calls to fold_unary and fold_binary.
8648 2005-03-09 Roger Sayle <roger@eyesopen.com>
8650 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
8651 a fndecl and an arglist instead of a CALL_EXPR, exp.
8653 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
8655 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
8657 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
8659 * expr.c (expand_assignment): Remove orig_to_rtx.
8661 * fold-const.c (int_const_binop): Remove no_overflow.
8663 * ifcvt.c (noce_emit_move_insn): Remove inmode.
8665 * loop-iv.c (get_biv_step_1): Remove lhs.
8667 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
8669 * real.c (real_nan): Remove neg.
8671 * function.c (thread_prologue_and_epilogue_insns): Remove i
8674 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
8677 * tree-eh.c (tree_could_trap_p): Remove idx.
8679 * tree-into-ssa.c (ann): Remove ann.
8681 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
8683 * tree-sra.c (decide_block_copy): Remove inst_count.
8685 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
8687 * tree-ssa-loop-im.c (lhs): Remove.
8689 * cfgbuild.c (state, STATE, SET_STATE,
8690 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
8692 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
8693 (find_basic_blocks): Set the state of each basic block to
8696 2005-03-08 Jeff Law <law@redhat.com>
8698 * tree-cfg.c (cleanup_control_flow): If removal of a computed
8699 goto results in the removal of edges in the CFG, then we need
8700 to recompute dominators.
8702 2005-03-09 Ben Elliston <bje@au.ibm.com>
8704 * c-common.c (c_do_switch_warnings): Comment fix.
8706 2005-03-08 Julian Brown <julian@codesourcery.com>
8708 * Patch from 2005-03-08 reverted for causing regressions and
8709 ppc-darwin bootstrap failure.
8711 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
8713 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
8714 Define the real function for ppc-darwin.
8715 * c-typeck.c (convert_arguments): Check for target-specific
8716 invalid argument call to unprototyped function.
8717 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
8719 * target.h (invalid_arg_for_unprototyped_fn): New field
8721 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
8722 default target hook.
8723 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
8726 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8728 * c-typeck.c (constructor_stack, constructor_range_stack,
8729 initializer_stack): Make them static.
8731 * cfg.c (rbi_pool): Make it static.
8733 * gimple-low.c (lower_stmt_body): Make it static.
8734 * tree-flow.h: Remove the corresponding prototype. Don't
8737 * sched-deps.c (cache_size): Make it static.
8739 * stor-layout.c (lang_adjust_rli): Make it static.
8741 2005-03-08 Julian Brown <julian@codesourcery.com>
8743 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8744 from being used for symbols with vague linkage when
8745 HAVE_GAS_COMDAT_GROUP is true.
8747 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
8749 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
8750 nlabel == JUMP_LABEL (jump).
8752 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8754 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
8755 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
8756 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
8757 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
8759 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
8762 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
8763 * c-common.c (handle_returns_twice): New function.
8764 (c_common_attribute_table): Declare eturns_twice' attribute.
8765 * doc/extend.texi: Document eturns_twice' attribute.
8766 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
8767 (struct tree_decl): Add returns_twice_flag.
8769 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8771 * tree-ssa-phiopt.c: Fix a comment typo.
8773 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
8774 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
8775 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
8778 2005-03-08 Richard Henderson <rth@redhat.com>
8780 * config/alpha/alpha.c (code_for_builtin): Replace special-case
8781 builtin codes with ctzdi2, clzdi2, popcountdi2.
8782 (struct alpha_builtin_def): Add is_const.
8783 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
8784 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
8785 (alpha_init_builtins): Init them. Set nothrow and const attributes
8787 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
8788 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
8789 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
8790 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
8791 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
8792 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
8793 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
8794 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
8795 (TARGET_FOLD_BUILTIN): New.
8796 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
8797 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
8799 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
8801 2005-03-08 Ira Rosen <irar@il.ibm.com>
8803 PR tree-optimization/20122
8804 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
8805 condition of access function instead of base.
8807 2005-03-07 Jeff Law <law@redhat.com>
8808 Steven Bosscher <stevenb@suse.de>
8810 * tree-cfg.c (find_taken_edge_computed_goto): New function.
8811 (find_taken_edge): Call find_taken_edge_computed_goto as
8812 appropriate. Allow any gimple invariant rather than just
8813 INTEGER_CST for VAL.
8814 (cleanup_control_flow): Cleanup a computed goto which has turned
8816 (tree_merge_blocks): If block B has any forced labels, move
8817 them to the start of block A.
8818 * tree-ssa-dom.c (thread_across_edge): Allow threading across
8819 computed gotos as well.
8820 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
8821 removal of unnecessary computed gotos too.
8822 (lookup_redirection_data): Fix type of INSERT argument. Callers
8825 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
8827 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
8828 Remove trailing spaces.
8830 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
8831 unshare_all_trees): Make them static.
8832 * tree-gimple.h: Remove the corresponding prototypes.
8834 * diagnostic.h: Remove unused prototype
8835 debug_output_buffer.
8836 * modulo-sched.c: Remove unused prototype
8837 set_row_column_for_ps.
8839 * tree-ssa-phiopt.c (tree_ssa_phiopt,
8840 replace_phi_edge_with_variable): Remove unused variable i.
8842 2005-03-07 Per Bothner <per@bothner.com>
8844 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
8846 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
8849 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
8850 bbs on the COND_EXPR instead of the PHI_NODEs.
8851 (candidate_bb_for_phi_optimization): Remove.
8852 (replace_phi_with_stmt): Rename to ...
8853 (replace_phi_edge_with_variable): this and change so that we
8854 replace the phi argument instead of removing the PHI.
8855 (conditional_replacement): Change so we deal with PHI with more
8857 (value_replacement): Likewise.
8858 (abs_replacement): Likewise.
8860 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
8862 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
8863 output_e500_flip_gt_bit.
8865 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
8867 (rs6000_generate_compare): Fix logic to look at the correct bits.
8868 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
8870 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
8871 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
8872 gen_move_from_CR_gt_bit.
8874 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
8875 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
8876 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
8878 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
8879 (E500_CR_IOR_COMPARE): New constant.
8881 2005-03-08 Earl Chew <earl_chew@agilent.com>
8882 David Billinghurst <David.Billinghurst@riotinto.com>
8884 * config/i386/host-cygwin.c: New file to support precompiled
8886 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
8887 * config.host: Use above files for cygwin host.
8889 2005-03-07 David Edelsohn <edelsohn@gnu.org>
8891 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
8892 ordering ops from earlier change.
8894 2005-03-07 Per Bothner <per@bothner.com>
8896 Various fixes to allow us to again build if --enable-mapped-location:
8897 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
8898 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
8899 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
8900 local variable loc. Change logic appropriately.
8901 * tree-vect-transform.c (vect_finish_stmt_generation): Use
8902 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
8903 * c-parser.c (c_parser_for_statement): Initialize loc variable.
8904 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
8905 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
8907 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
8909 PR rtl-optimization/19683
8910 * reload1.c (choose_reload_regs): Pass the number of bits, not the
8911 number of bytes, to smallest_int_for_mode. Fix arguments to
8912 REG_CANNOT_CHANGE_MODE_P.
8914 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8916 * reorg.c (relax_delay_slots): Check that the jump is
8917 conditional before trying to invert it.
8919 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
8921 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
8924 * calls (stack_arg_under_construction): Make it static.
8926 * flow.c (regs_live_at_setjmp): Make it static.
8927 * flow.h: Remove the corresponding prototype.
8929 * reload1.c (reload_startobj, reload_firstobj,
8930 something_needs_operands_changed, reload_inherited,
8931 reload_inheritance_insn, reload_override_in,
8932 reload_spill_index): Make them static.
8934 * recog.c (verify_changes): Make it static.
8935 * recog.h: Remove the corresponding prototype.
8937 * cfgbuild.c (find_sub_basic_blocks): Remove.
8938 * basic-block.h: Remove the corresponding prototype.
8939 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
8941 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
8943 * tree-ssa-operands.c (check_build_stmt): Remove.
8945 * stor-layout.c (set_alignment): Remove.
8946 * tree.h: Remove the corresponding prototype.
8948 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
8950 * tree-ssa-dce.c (control_dependence_map,
8951 visited_control_parents): Make them static.
8953 * cfghooks.c (verify_flow_info): Remove local variable
8956 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
8959 * loop-unswitch.c (unswitch_loop): Remove local variable src.
8961 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
8963 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
8965 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
8967 * config/ia64/hpux.h (LINK_SPEC): Add -z.
8968 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
8969 PARALLEL for an empty structure.
8971 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
8973 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
8975 * fold-const.c (fold_binary): Unroll the very first "for"
8978 2005-03-06 David Edelsohn <edelsohn@gnu.org>
8980 * config/rs6000/predicates.md (branch_comparison_operator): Remove
8981 redundant match_code test.
8982 (scc_comparison_operator): Swap match_operand and match_code
8984 (branch_positive_comparison_operator): Same.
8985 (trap_comparison_operator): Use comparison_operator and swap with
8988 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
8991 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
8992 (out_movhi_r_mr): Read low byte of volatile MEM first.
8993 (out_movhi_mr_r): Write high byte of volatile MEM first.
8995 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
8997 * cselib.c (reg_values, reg_values_size): Make them static.
8999 * cse.c (cse_reg_info_table): Make it static.
9001 * fold-const.c (fold_unary): Use build1 instead of copy_node.
9003 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
9005 * cse.c (find_best_addr): Use canon_for_address.
9007 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9009 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
9010 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
9011 SUBREG and MEM, respectively.
9013 * fold-const.c (fold_binary): Use code instead of t.
9015 * fold-const.c (optimize_minmax_comparison): Take decomposed
9016 arguments code, type, op0, and op1 instead of t.
9017 (fold_binary): Update a call to optimize_minmax_comparison.
9019 * fold-const.c (fold_range_test): Take decomposed arguments
9020 code, type, op0, and op1 instead of t.
9021 (fold_binary): Update a call to fold_range_test.
9023 * fold-const.c (fold_binary_op_with_conditional_arg): Take
9024 decomposed arguments code, type, op0, and op1 instead of t.
9025 (fold_binary): Update a call to fold_range_test.
9027 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
9029 * fold-const.c (fold_binary): Avoid directly using the original
9030 expression t as much as possible.
9032 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9034 * c-semantics.c (build_stmt): Use TYPE_P instead of
9035 IS_NON_TYPE_CODE_CLASS.
9036 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
9037 (NON_TYPE_CHECK): Use TYPE_P instead of
9038 IS_NON_TYPE_CODE_CLASS.
9040 * fold-const.c (fold): Remove handling of binary expressions.
9042 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
9044 * doc/c-tree.texi: Wrap comments in @r{}.
9045 * doc/cpp.texi: Likewise.
9046 * doc/cppinternals.texi: Likewise.
9047 * doc/extend.texi: Likewise.
9048 * doc/md.texi: Likewise.
9049 * doc/objc.texi: Likewise.
9050 * doc/sourcebuild.texi: Likewise.
9051 * doc/tm.texi: Likewise.
9054 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
9056 * predict.c (apply_return_prediction): Standardize PHI chain
9058 * tree-ssa.c (ssa_redirect_edge): Likewise.
9060 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
9061 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
9064 * tree-phinodes.c (remove_phi_node): Drop the last argument.
9065 * tree-flow.h: Adjust the prototype for remove_phi_node.
9066 * lambda-code.c (perfect_nestify): Adjust a call to
9069 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
9070 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
9072 * tree-ssa-dce.c (remove_dead_phis): Likewise.
9073 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
9074 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
9075 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
9077 * combine.c (simplify_and_const_int): Use gen_int_mode instead
9078 of GEN_INT (trunc_int_for_mode (...)).
9079 * loop-iv.c (iv_number_of_iterations): Likewise.
9080 * postreload.c (reload_cse_move2add): Likewise.
9081 * simplify-rtx.c (simplify_const_unary_operation,
9082 simplify_const_binary_operation): Likewise.
9083 * stor-layout.c (get_mode_bounds): Likewise.
9085 * fold-const.c (fold_binary): New.
9086 (fold): Call fold_binary on binary expressions.
9088 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
9090 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
9091 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
9092 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
9093 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
9094 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
9096 2005-03-04 Devang Patel <dpatel@apple.com>
9098 PR tree-optimization/18815
9099 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9100 loops with zero exit edges.
9102 2005-03-04 Devang Patel <dpatel@apple.com>
9104 * doc/invoke.texi: Remove reference to webpage that does not exist.
9106 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
9107 Joseph S. Myers <joseph@codesourcery.com>
9110 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
9111 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
9112 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
9113 * pa.c (get_plabel): Change argument to symbol_ref. Call
9114 maybe_get_identifier instead of get_identifier.
9115 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
9116 (struct deferred_plabel): Replace name field with symbol field.
9117 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
9118 ASM_OUTPUT_EXTERNAL_REAL is defined.
9119 (output_global_address): Use output_addr_const for output of all
9121 (output_deferred_plabels): Use symbol_ref instead of name for address
9123 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
9124 ASM_OUTPUT_SYMBOL_REF): New macros.
9125 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
9127 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
9130 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
9132 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
9133 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
9135 2005-03-04 Jeff Law <law@redhat.com>
9137 * basic-block.h (rediscover_loops_after_threading): Declare.
9138 * tree-ssa-dom.c: Include cfgloop.h.
9139 (tree_ssa_dominator_optimize): Discover loops and some basic
9140 properties. Remove forwarder blocks recreated by loop header
9141 canonicalization. Also mark backedges in the CFG.
9142 * tree-ssa-threadupdate.c: Include cfgloop.h
9143 (rediscover_loops_after_threading): Define.
9144 (struct local_info): New field, JUMP_THREADED.
9145 (prune_undesirable_thread_requests): New function.
9146 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
9147 then record that fact for the callers of redirct_edges.
9148 (thread_block): If BB has incoming backedges, then call
9149 prune_undesirable_thraed_requests. Note when we are
9150 going to have to rediscover loop information. Return a
9151 boolean indicating if any jumps were threaded.
9152 (thread_through_all_blocks): Bubble up boolean indicating
9153 if any jumps were threaded.
9154 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
9155 (tree-ssa-threadupdate.o): Similarly.
9157 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9159 * fold-const.c (fold_ternary): Unroll the "for" loop to
9162 2005-03-04 Andrew Haley <aph@redhat.com>
9164 * unwind-dw2-fde-glibc.c (struct
9165 unw_eh_callback_data.check_cache): New field.
9166 (frame_hdr_cache): New.
9167 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
9168 Cache frame header info.
9170 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
9172 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
9173 (print_c_condition): Declare.
9174 * read-rtl.c (ptr_loc): New structure.
9175 (ptr_locs, ptr_loc_obstack, joined_conditions)
9176 (joined_conditions_obstack): New variables.
9177 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
9178 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
9179 (join_c_conditions, print_c_condition): New functions.
9180 (apply_macro_to_string): Associate the new string with the same
9181 source location as the old one.
9182 (add_condition_to_string): Use join_c_conditions.
9183 (read_string): Use set_rtx_ptr_loc to record a filename and line
9184 number for the string.
9185 (read_rtx): Initialize the new variables above.
9186 * genattrtab.c (write_test_expr, write_attr_value): Use
9188 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
9189 comment above the GCC_VERSION check.
9190 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
9191 Inline the definition of MAYBE_EVAL.
9192 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
9193 * genoutput.c (process_template): Likewise.
9194 * genpreds.c (write_predicate_subfunction): Likewise.
9195 (write_predicate_expr): Use print_c_condition.
9196 * genrecog.c (write_cond): Likewise.
9197 * gensupport.c (process_rtx): Use join_c_conditions to join the
9198 conditions of a define_insn_and_split. Record a source location
9199 for the string after the "&&".
9200 (alter_test_for_insn): Use join_c_conditions.
9202 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
9205 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9206 PR tree-optimization/15784
9207 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9210 2005-03-04 Ben Elliston <bje@au.ibm.com>
9212 * gcc.c (option_map): Add --coverage.
9213 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
9214 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
9215 * config/darwin.h: Pass -lgcov for `coverage'.
9216 * doc/invoke.texi (Debugging Options): Document --coverage.
9218 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9220 * gcse.c (bypass_block): Use find_edge wherever possible.
9222 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
9226 * c-opts.c (c_common_parse_file): Call start_source_file
9227 and end_source_file at the approriate times.
9229 * dwarf2out.c (dwarf2out_finish): Don't auto-end
9230 the main file, it will be done for us now.
9232 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
9234 * fold-const.c (fold_ternary): New.
9235 (fold): Call fold_ternary on ternary expressions. Remove
9236 handling of ternary expressions.
9238 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
9240 PR tree-optimization/15784
9241 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9244 2005-03-03 David Edelsohn <edelsohn@gnu.org>
9246 * config/rs6000/predicates.md (branch_comparison_operator):
9247 Convert from C block to conditional format.
9249 2005-03-03 Jan Hubicka <jh@suse.cz>
9251 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
9252 and non-constant public variables.
9254 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
9256 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
9259 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
9262 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
9263 calls to release_ssa_name and release_phi_node.
9265 * fold-const.c (fold): Remove handling of unary expressions.
9267 * fold-const.c (fold_unary): Avoid directly using the original
9268 expression t as much as possible.
9270 2005-03-03 Roger Sayle <roger@eyesopen.com>
9271 Andrew Pinski <pinskia@physics.uc.edu>
9273 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
9274 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
9276 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
9278 Describe special registers SRP and MOF as allocatable registers.
9279 * config/cris/cris.c (cris_md_asm_clobbers): New function.
9280 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
9281 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
9282 TARGET_HAS_MUL_INSNS.
9283 (cris_print_operand) <case 'd'>: New case.
9284 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
9285 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
9287 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
9288 (REG_ALLOC_ORDER): Update for MOF.
9289 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
9291 (GENERAL_REGS): No longer a define of ALL_REGS.
9292 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
9293 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9295 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
9296 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
9297 (SECONDARY_RELOAD_CLASS): Define.
9298 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
9299 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
9300 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
9301 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
9302 (REGISTER_MOVE_COST): Define.
9303 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
9304 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
9305 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
9306 (CRIS_MOF_REGNUM): New define_constants.
9307 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
9309 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
9311 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
9312 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
9313 Adjust for MOF being properly described as a register.
9314 (indir_to_reg_split): Name this split. Conditionalize on the
9315 destination register being a general register.
9316 (movei): Conditionalize on on operands 0 and 1 having the same
9319 2005-03-03 Alan Modra <amodra@bigpond.net.au>
9322 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
9323 -mcpu to override any other explicitly given flags.
9325 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
9327 * recog.c (verify_changes, confirm_change_group): New functions,
9328 broken out of apply_change_group.
9329 (apply_change_group): Use them.
9330 * recog.h (verify_change, confirm_change_group): Declare.
9331 * rtl.h (redirect_jump_2): Declare.
9332 * jump.c (redirect_exp, invert_exp): Delete.
9333 (invert_exp_1): Take second parameter. Return value. Changed caller.
9334 (redirect_jump_2): New function, broken out of redirect_jump.
9335 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
9336 (invert_jump): Use invert_jump_1 and redirect_jump_2.
9337 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
9339 2005-03-02 Geoffrey Keating <geoffk@apple.com>
9341 * varasm.c (named_section): Use xstrdup rather than doing it by
9344 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
9346 2005-03-02 Devang Patel <dpatel@apple.com>
9348 Undo PR tree-optimization/18815 fix.
9350 2005-03-02 Devang Patel <dpatel@apple.com>
9352 PR tree-optimization/18815
9353 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
9354 loops with zero exit edges.
9356 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9358 * cfg.c (connect_src, connect_dest, disconnect_src,
9359 disconnct_dest): New.
9360 (unchecked_make_edge, remove_edge, redirect_edge_succ,
9361 redirect_edge_pred): Use the new functions.
9363 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
9364 free_dominance_info only when needed.
9366 2005-03-02 David Edelsohn <edelsohn@gnu.org>
9369 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
9370 (reg_or_sub_cint64_operand): Same.
9372 2005-03-02 Jeff Law <law@redhat.com>
9374 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
9375 CFG_ALTERED in the main DOM iteration loop.
9377 2005-03-02 Mark Mitchell <mark@codesourcery.com>
9380 * varasm.c (initializer_constant_valid_p): Allow conversions
9381 between OFFSET_TYPEs. Tidy.
9383 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
9385 * config/cris/cris.md ("return"): Remove epilogue delay list
9388 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
9390 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
9392 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
9394 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
9396 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
9397 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
9398 config/m68k/m68k.c, config/mips/mips.h,
9399 config/rs6000/rs6000-protos.h, doc/contrib.texi,
9400 doc/include/gcc-common.texi: Update copyright.
9402 PR middle-end/18029 and PR middle-end/18030
9403 * expr.c (optimize_bitfield_assignment_op): Add a special case
9404 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
9406 * fold-const.c (fold_unary): New.
9407 (fold): Call fold_unary on unary expressions.
9409 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
9411 * cgraph.h (struct cgraph_edge): Add prev_caller and
9413 (cgraph_node_remove_callees): Export.
9414 * cgraph.c (cgraph_create_edge): Initialize prev_caller
9416 (cgraph_edge_remove_callee): New function.
9417 (cgraph_edge_remove_caller): Likewise.
9418 (cgraph_remove_edge): Use.
9419 (cgraph_redirect_edge_callee): Likewise.
9420 (cgraph_node_remove_callees): New function.
9421 (cgraph_node_remove_callers): Likewise.
9422 (cgraph_remove_node): Use.
9423 * tree-optimize.c (tree_rest_of_compilation): Use
9424 cgraph_node_remove_callees instead of manual loop.
9425 * cgraphunit.c (cgraph_finalize_function): Likewise.
9426 (cgraph_expand_function): Likewise.
9427 (cgraph_remove_unreachable_nodes): Likewise.
9429 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
9432 * c-tree.h (undeclared_variable, build_external_ref): Add extra
9434 * c-decl.c (undeclared_variable): Take location as argument.
9435 * c-typeck.c (build_external_ref): Likewise.
9436 * c-parser.c (c_parser_postfix_expression): Pass location of
9437 identifier to build_external_ref.
9439 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9441 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
9442 CCEQ mode for branch_positive_comparison_operator test.
9443 * config/rs6000/predicates (branch_comparison_operator): Revert to
9445 (scc_comparison_operator): Same.
9446 (branch_positive_comparison_operator): Same.
9448 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
9450 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
9451 (cris_delay_slots_for_epilogue): Remove.
9452 (save_last): Move into cris_target_asm_function_epilogue.
9453 (cris_target_asm_function_epilogue): Remove tests for file being
9455 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
9456 (cris_delay_slots_for_epilogue): Remove prototypes.
9457 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
9458 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
9460 2005-03-01 David Edelsohn <edelsohn@gnu.org>
9462 * config/rs6000/predicates.md (branch_comparison_operator): Change
9463 to define_special_predicate.
9464 (scc_comparison_operator): Same.
9465 (branch_positive_comparison_operator): Same.
9467 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
9469 * Makefile.in (tree-ssa-sink.o): New.
9470 (OBJS-common): Add tree-ssa-sink.o.
9471 * common.opt: Add -ftree-sink
9472 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
9473 * timevar.def (TV_TREE_SINK): new timevar.
9474 * tree-flow.h (is_hidden_global_store): Prototype.
9475 * tree-optimize.c (init_tree_optimization_passes): Add
9477 * tree-pass.h (pass_sink_code): New.
9478 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
9479 for non-obvious global store store to is_hidden_global_store, and
9480 call that new function.
9481 * tree-ssa-sink.c: New file.
9482 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
9483 * doc/passes.texi: Document forward store motion.
9484 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
9485 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
9486 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
9487 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
9489 2005-03-01 Per Bothner <per@bothner.com>
9491 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
9492 and we have a non-zero column-number, add it to the message.
9493 Also factor out the diagnostic_kind_text.
9495 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
9497 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
9498 flow_loop_pre_header_scan, flow_loop_pre_header_find,
9499 flow_loop_scan): Removed.
9500 (flow_loop_dump): Do not dump removed fields.
9501 (flow_loop_free): Do not free removed fields.
9502 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
9503 (loop_exit_edge_p): New function.
9504 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
9505 num_pre_header_edges, entry_edges, num_entries, exit_edges,
9506 num_exits, exits_doms.
9507 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
9508 LOOP_EDGES, LOOP_ALL): Removed.
9509 (flow_loop_scan): Declaration removed.
9510 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
9511 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
9513 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
9514 (if_convert): Call flow_loops_find and flow_loops_free
9515 when calling mark_loop_exit_edges.
9516 * cfgloopanal.c (mark_loop_exit_edges): Moved from
9517 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
9518 free_dominance_info calls.
9519 * loop-init.c (flow_loops_find): Ditto.
9520 * passes.c (rest_of_handle_branch_prob): Ditto.
9521 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
9522 * loop-unroll.c (analyze_insns_in_loop): Do not use
9524 * predict.c (predict_loops): Do not call flow_loop_scan.
9525 Use get_loop_exit_edges.
9526 (tree_estimate_probability): Do not pass flags to flow_loops_find.
9527 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
9528 Do not use EDGE_LOOP_EXIT.
9529 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
9530 to bb_with_exit_edge_p.
9531 (if_convertible_loop_p): Do not call flow_loop_scan. Use
9532 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
9533 to bb_with_exit_edge_p.
9534 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
9536 * tree-loop-linear.c (linear_transform_loops): Do not call
9537 flow_loop_scan. Use loop->single_exit.
9538 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
9539 (vect_analyze_loop_form): Do not call flow_loop_scan.
9540 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
9542 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
9544 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
9545 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9546 slpeel_tree_duplicate_loop_to_edge_cfg,
9547 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
9548 Use loop_preheader_edge and loop->single_exit. Do not call
9551 2005-03-01 Nick Clifton <nickc@redhat.com>
9553 * config/arm/arm.c (thumb_find_work_register): Check all of the
9554 argument registers to see if they are free, and a couple of
9555 special cases where the last argument register but can be proved
9556 to be available during the function's prologue.
9557 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
9558 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
9559 thumb_unexpanded_epilogue): Use unsigned long as the type for the
9561 (thumb_compute_save_reg_mask): Likewise. Also use
9562 thumb_find_work_register() to ensure that there is agreement about
9563 which work register is going to be used in the prologue.
9564 (thumb_output_function_prologue): Use unsigned long as the type
9565 for the register bit-mask. Also delay pushing the link register if
9566 other high registers are going to be pushed.
9567 (thumb_compute_save_reg_mask, emit_multi_reg_push,
9568 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
9569 redundant prototypes.
9571 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
9574 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
9575 and after reload in REG+REG indexed addresses without REG_POINTER
9576 set in the base and not set in the index.
9578 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
9580 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
9581 Don't undefine here.
9582 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
9583 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
9584 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9585 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
9586 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
9588 * config.gcc (sh*-*-linux*): Use config/linux.h.
9590 2005-02-28 Dale Johannesen <dalej@apple.com>
9591 Stan Shebs <shebs@apple.com>
9593 Rewrite of 64-bit Darwin structure-by-value pass/return.
9594 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
9595 intoffset, use_stack, named.
9596 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
9597 (rs6000_darwin64_record_arg_advance_flush): New.
9598 (rs6000_darwin64_record_arg_advance_recurse): New.
9599 (rs6000_darwin64_record_arg_flush): New.
9600 (rs6000_darwin64_record_arg_recurse): New.
9601 (rs6000_darwin64_record_arg): New.
9602 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
9603 (function_arg_boundary): Handle 128-bit aligned structs.
9604 (function_arg_advance): Rewrite darwin64 struct handling.
9605 (function_arg): Call rs6000_darwin64_record_arg.
9606 (function_arg_partial_nregs): Handle darwin64 structs.
9607 (rs6000_darwin64_function_value): Remove.
9608 (rs6000_function_value): Call rs6000_darwin64_record_arg.
9610 2005-02-28 Roger Sayle <roger@eyesopen.com>
9612 PR tree-optimization/20216
9613 * tree-chrec.c (tree_fold_factorial): Delete.
9614 (tree_fold_binomial): Change argument list to take a return type
9615 and change the type of K to unsigned int. Rewrite to avoid explicit
9616 evaluation of factorials, and (recursively) calling fold to perform
9617 compile-time arithmetic. Return NULL on (internal) overflow.
9618 (chrec_evaluate): Change type of K to an unsigned int. Avoid
9619 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
9620 if any intermediate calculation overflows.
9621 (chrec_apply): Update call to chrec_evaluate.
9623 2005-02-28 James E Wilson <wilson@specifixinc.com>
9625 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
9627 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
9630 * c-parser.c (c_parser_compound_statement): Return error_mark_node
9631 instead of NULL_TREE on error.
9633 2005-02-28 David Edelsohn <edelsohn@gnu.org>
9635 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
9636 (EASY_VECTOR_15_ADD_SELF): Remove.
9637 (num_insns_constant_wide): Not static.
9638 (validate_condition_mode): Not static.
9639 (toc_relative_expr_p): Not static.
9640 (legitimate_indirect_address_p): Not static.
9641 (macho_lo_sum_memory_operand): Not static.
9642 (invalid_e500_subreg): Not static.
9643 (easy_vector_same): Not static.
9644 (easy_vector_splat_const): Not static.
9645 (RS6000_SYMBOL_REF_TLS_P): Remove.
9646 (any_operand): Delete.
9647 (any_parallel_operand): Delete.
9648 (count_register_operand): Delete.
9649 (altivec_register_operand): Delete.
9650 (xer_operand): Delete.
9651 (s8bit_cint_operand): Delete.
9652 (short_cint_operand): Delete.
9653 (u_short_cint_operand): Delete.
9654 (non_short_cint_operand): Delete.
9655 (exact_log2_cint_operand): Delete.
9656 (gpc_reg_operand): Delete.
9657 (cc_reg_operand): Delete.
9658 (cc_reg_not_cr0_operand): Delete.
9659 (reg_or_short_operand): Delete.
9660 (reg_or_neg_short_operand): Delete.
9661 (reg_or_aligned_short_operand): Delete.
9662 (reg_or_u_short_operand): Delete.
9663 (reg_or_cint_operand): Delete.
9664 (reg_or_arith_cint_operand): Delete.
9665 (reg_or_add_cint64_operand): Delete.
9666 (reg_or_sub_cint64_operand): Delete.
9667 (reg_or_logical_cint_operand): Delete.
9668 (got_operand): Delete.
9669 (got_no_const_operand): Delete.
9670 (easy_fp_constant): Delete.
9671 (easy_vector_constant): Delete.
9672 (easy_vector_constant_add_self): Delete.
9673 (zero_constant): Delete.
9674 (zero_fp_constant): Delete.
9675 (volatile_mem_operand): Delete.
9676 (offsettable_mem_operand): Delete.
9677 (mem_or_easy_const_operand): Delete.
9678 (add_operand): Delete.
9679 (non_add_cint_operand): Delete.
9680 (logical_operand): Delete.
9681 (non_logical_cint_operand): Delete.
9682 (mask_operand): Delete.
9683 (mask_operand_wrap): Delete.
9684 (mask64_operand): Delete.
9685 (mask64_2_operand): Delete.
9686 (and64_operand): Delete.
9687 (and64_2_operand): Delete.
9688 (and_operand): Delete.
9689 (reg_or_mem_operand): Delete.
9690 (lwa_operand): Delete.
9691 (symbol_ref_operand): Delete.
9692 (call_operand): Delete.
9693 (current_file_function_operand): Delete.
9694 (input_operand): Delete.
9695 (rs6000_nonimmediate_operand): Delete.
9696 (rs6000_tls_symbol_ref): Delete.
9697 (save_world_operation): Delete.
9698 (restore_world_operation): Delete.
9699 (load_multiple_operation): Delete.
9700 (store_multiple_operation): Delete.
9701 (vrsave_operation): Delete.
9702 (mfcr_operation): Delete.
9703 (mtcrf_operation): Delete.
9704 (lmw_operation): Delete.
9705 (stmw_operation): Delete.
9706 (branch_comparison_operator): Delete.
9707 (branch_positive_comparison_operator): Delete.
9708 (scc_comparison_operator): Delete.
9709 (trap_comparison_operator): Delete.
9710 (boolean_operator): Delete.
9711 (boolean_or_operator): Delete.
9712 (min_max_operator): Delete.
9713 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
9714 (EASY_VECTOR_15): Moved to here.
9715 (EASY_VECTOR_15_ADD_SELF): Move to here.
9716 (PREDICATE_CODES): Delete.
9717 * config/rs6000/rs6000-protos.h: Delete predicate functions.
9718 Declare functions no longer static.
9719 * config/rs6000/predicates.md: New.
9720 * config/rs6000/rs6000.md: Include predicates.md
9722 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
9724 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
9725 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
9727 * cfgrtl.c (need_fake_edge_p): Likewise.
9728 * combine.c (distribute_notes): Likewise.
9729 * emit-rtl.c (try_split): Likewise.
9730 * recog.c (peephole2_opimize): Likewise.
9731 * reg-notes.def (ALWAYS_RETURN): Remove.
9732 * rtl.h (LCT_ALWAYS_RETURN): Remove.
9733 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
9734 * tree.h (ECF_ALWAYS_RETURN): Remove.
9736 2005-02-28 Roger Sayle <roger@eyesopen.com>
9739 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
9740 between different machine modes is never a "useless" conversion.
9742 2005-02-28 Geert Bosch <bosch@gnat.com>
9745 * doc/contrib.texi: List contributors for Ada front end
9747 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
9749 * simplify-rtx.c (simplify_unary_operation_1,
9750 simplify_const_unary_operation): New, extracted from...
9751 (simplify_unary_operation): ... this one.
9752 (simplify_binary_operation_1,
9753 simplify_const_binary_operation): New, extracted from...
9754 (simplify_binary_operation): ... this one.
9755 * rtl.h (simplify_const_unary_operation,
9756 simplify_const_binary_operation): Add prototypes.
9758 2005-02-28 Julian Brown <julian@codesourcery.com>
9760 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
9761 building libjava and caused PR regression/20228.
9763 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
9766 * Makefile.in (host_subdir): New.
9767 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
9768 * configure: Regenerate.
9770 2005-02-27 Zack Weinberg <zack@codesourcery.com>
9772 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
9773 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
9774 installation directory first.
9776 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
9779 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
9780 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
9781 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
9782 * config/cris/cris.md: Tweak comments referring to Q.
9783 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
9784 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
9785 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
9786 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
9787 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
9788 Insert spaces in constraints to align alternatives vertically for
9790 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
9793 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9795 PR rtl-optimization/17728
9796 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
9797 operand 0 from general_operand to move_dest_operand.
9799 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9801 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
9802 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
9803 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
9804 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
9806 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
9808 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
9809 * configure: Regenerate.
9810 * libada-mk.in: Remove CC; rename
9811 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
9813 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
9816 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
9817 for the lhs, also walk over the tree. Likewise for rhs.
9819 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
9821 * tree-ssa-dom.c (simple_iv_increment_p): New function.
9822 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
9823 Do not propagate value of iv before increment over the increment.
9825 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
9827 * c-parser.c: New file.
9828 * c-parse.in: Remove.
9829 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
9831 (c-parser.o): Add dependencies.
9832 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
9833 maintainer-clean, TAGS): Update.
9834 * c-config-lang.in (gtfiles): Update.
9835 * gengtype-lex.l: Don't handle "@@".
9836 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
9837 objc_build_synchronized, objc_begin_try_stmt,
9838 objc_begin_catch_clause, objc_finish_catch_clause,
9839 objc_build_finally_clause, objc_finish_try_stmt): New.
9840 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
9842 (c_parse_init): Update comment.
9843 * c-decl.c (c_init_decl_processing): Update comment.
9844 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
9845 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
9846 new c_declspecs members.
9848 2005-02-25 Julian Brown <julian@codesourcery.com>
9850 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
9851 from being used for symbols with vague linkage when
9852 HAVE_GAS_COMDAT_GROUP is true.
9854 2005-02-25 Mark Mitchell <mark@codesourcery.com>
9856 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
9858 2005-02-25 Steve Ellcey <sje@cup.hp.com>
9861 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
9862 (LIBGCC2_HAS_DF_MODE): New.
9863 (LIBGCC2_HAS_XF_MODE): New.
9864 (LIBGCC2_HAS_TF_MODE): New.
9865 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
9866 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
9867 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
9868 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
9869 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
9870 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
9871 and add _fixtfdi, _fixunstfdi, _floatditf
9872 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
9873 L_fixunstfdi, L_floatditf.
9874 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
9875 (LIBGCC2_HAS_TF_MODE): Define.
9877 2005-02-25 Diego Novillo <dnovillo@redhat.com>
9879 PR tree-optimization/20204
9880 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
9881 REWRITE_THIS_STMT markers on PHI nodes.
9882 (rewrite_initialize_block): Likewise.
9884 2005-02-25 Mark Mitchell <mark@codesourcery.com>
9886 * version.c (version_string): Update to 4.1.
9888 2005-02-25 Paolo Carlini <pcarlini@suse.de>
9890 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
9891 Clarify that the alternative way doesn't work in GNU C++.
9893 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
9895 PR tree-optimization/19937
9896 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
9897 to the type of the induction variable.
9899 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
9901 PR rtl-optimization/20117
9902 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
9903 the block including noncopyable insn.
9905 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
9907 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
9908 calls to find_reg_note.
9910 2005-02-24 Richard Henderson <rth@redhat.com>
9913 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
9916 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
9918 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
9919 vector types if to use base reg for misaligned non-word ld/std.
9921 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
9924 * config/cris/cris.c (cris_target_asm_function_prologue): Create
9925 dwarf2 label manually and put it after, not before the prologue.
9927 2005-02-24 David Edelsohn <edelsohn@gnu.org>
9930 * reload.c (operands_match_p): Only increment register number for
9931 SCALAR_INT_MODE_P modes in multiple hard registers.
9933 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
9936 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9938 * ChangeLog.5: Fix log message typo(s).
9939 * ChangeLog.7: Likewise.
9940 * ChangeLog.tree-ssa: Likewise.
9941 * cfgexpand.c: Fix comment typo(s).
9942 * conflict.c: Likewise.
9943 * defaults.h: Likewise.
9944 * dwarf2out.c: Likewise.
9946 * ggc-page.c: Likewise.
9947 * tree-eh.c: Likewise.
9948 * tree-ssa-dom.c: Likewise.
9950 2005-02-24 Jakub Jelinek <jakub@redhat.com>
9953 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
9954 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
9955 if SHARED is defined.
9958 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
9959 allow splitting only if operands 0 and 3 don't overlap.
9961 2005-02-24 Richard Henderson <rth@redhat.com>
9964 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
9965 (fold_builtin_1): Call them.
9966 * fold-const.c (fold_complex_mult_parts): Split out from ...
9967 (fold_complex_mult): ... here. Fix typo in both imaginary case.
9968 (fold_complex_div_parts, fold_complex_div): New.
9970 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
9972 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9974 * tree-ssa-ccp.c (visit_assignment): Verify that result of
9975 VIEW_CONVERT_EXPR is_gimple_min_invariant.
9977 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
9978 (print_node): Likewise.
9979 Print TYPE_SIZES_GIMPLIFIED.
9981 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
9983 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
9984 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
9985 operands as commutative in constraints.
9987 2005-02-24 Diego Novillo <dnovillo@redhat.com>
9989 * tree-into-ssa.c: Re-organize internal functions.
9991 2005-02-24 Richard Henderson <rth@redhat.com>
9994 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
9996 * common.opt (fcx-limited-range): New.
9997 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
9998 * toplev.c (flag_complex_method): Initialize to 1.
9999 (process_options): Set flag_complex_method to 0 if
10000 flag_cx_limited_range.
10001 * doc/invoke.texi (-fcx-limited-range): New.
10003 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
10005 * cse.c (delete_trivially_dead_insns): Speed up by using
10006 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
10009 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
10011 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
10012 functions when -mid-shared-library is being used.
10014 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
10016 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
10017 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
10018 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
10019 * system.h: Poison LINK_LIBGCC_SPECIAL.
10021 2005-02-23 James E Wilson <wilson@specifixinc.com>
10023 * gengtype.c (note_insn_name): Make 1 element larger.
10025 2005-02-23 Roger Sayle <roger@eyesopen.com>
10028 PR rtl-optimization/20097
10029 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10030 BImode SUBREGs of SImode registers which confuse the ia64 backend.
10032 2005-02-23 David Edelsohn <edelsohn@gnu.org>
10034 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
10035 * t-aix52 (SHLIB_INSTALL): Same.
10037 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
10039 * genpreds.c: Update copyright.
10041 2005-02-23 Michael Beach <michaelb@ieee.org>
10044 * config/sparc/t-elf (startup files): Assemble with CPP.
10046 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
10048 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
10049 (write_predicate_expr): Likewise.
10051 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10053 PR tree-optimization/20100
10054 PR tree-optimization/20115
10055 * tree-optimize.c (init_tree_optimization_passes): Remove
10056 pass_maybe_create_global_var.
10057 * tree-pass.h (pass_maybe_create_global_var): Remove.
10058 * tree-ssa-alias.c (aliases_computed_p): Declare.
10059 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
10060 (count_calls_and_maybe_create_global_var): Remove.
10061 (pass_maybe_create_global_var): Remove.
10062 (init_alias_info): Do not declare aliases_computed_p.
10063 (maybe_create_global_var): If the function contains no
10064 call-clobbered variables and a mix of pure/const and regular
10065 function calls, create .GLOBAL_VAR.
10066 Mark all call-clobbered variables for renaming.
10067 (merge_pointed_to_info): Update comment.
10068 (add_pointed_to_var): Likewise.
10069 (is_escape_site): Likewise.
10070 Accept struct alias_info * instead of size_t *.
10072 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
10074 * tree-ssa-operands.c (get_call_expr_operands): If
10075 ALIASES_COMPUTED_P is false, do not add call-clobbering
10077 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
10078 (delete_tree_ssa): Likewise.
10080 2005-02-22 James E Wilson <wilson@specifixinc.com>
10082 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
10083 (do_compile): Do call it here.
10085 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10087 PR rtl-optimization/20017.
10088 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
10089 rest_of_handle_cse2, rest_of_handle_gcse): Call
10090 delete_dead_jumptables immediately before calling cleanup_cfg.
10092 2005-02-22 Devang Patel <dpatel@apple.com>
10095 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
10098 2005-02-22 David Edelsohn <edelsohn@gnu.org>
10100 * config/rs6000/aix.h (WINT_TYPE): Define.
10102 2005-02-22 Stan Shebs <shebs@apple.com>
10104 * config/rs6000/rs6000.c (rs6000_override_options): Default to
10105 natural alignment for 64-bit Darwin.
10106 (rs6000_parse_alignment_option): Warn about uses of -malign-power
10108 * doc/invoke.texi: Document this.
10110 2005-02-22 DJ Delorie <dj@redhat.com>
10112 * c-common.c (c_common_type_for_mode): Pass the mode's precision
10113 to make_[un]signed_type, not the mode itself.
10115 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
10117 * cfg.c (cached_make_edge): Call make_edge if edge cache is
10118 not available. Use tail calls wherever possible.
10119 (make_edge): Call unchecked_make_edge to create an edge.
10121 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
10122 (coalesce_ssa_name): Don't check for
10123 SSANORM_USE_COALESCE_LIST.
10124 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
10126 2005-02-22 Diego Novillo <dnovillo@redhat.com>
10128 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
10129 (rewrite_into_ssa): ... here.
10131 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
10133 PR tree-optimization/19786
10134 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
10135 tag to another's may-alias bitmap when adding to the other's list.
10137 2005-02-21 DJ Delorie <dj@redhat.com>
10139 * tree-ssa-loop-ivopts.c (computation_cost): Start register
10140 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
10141 registers in unsupported ways.
10142 * expmed.c (init_expmed): Likewise.
10144 2005-02-21 Stan Cox <scox@redhat.com>
10146 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
10148 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10150 * tree-cfg.c (fold_cond_expr_cond): New.
10151 (make_edges): Call fold_cond_expr_cond.
10152 (find_taken_edge): Accept nothing but INTEGER_CST.
10153 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
10155 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
10157 * flow.c (delete_dead_jumptables): Speed up by scanning insns
10158 that do not belong to any basic block.
10160 2005-02-21 Jeff Law <law@redhat.com>
10162 * cfganal.c (find_unreachable_blocks): Manually CSE load of
10165 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
10167 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
10168 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
10169 Adjust their definitions.
10170 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
10171 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
10173 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
10174 genautomata.c, langhooks.c, langhooks.h, system.h,
10175 config/arm/lib1funcs.asm: Update copyright.
10177 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
10179 * dbxout.c (dbxout_function_end): Emit Lscope label always.
10181 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
10184 * doc/install.texi: Document --with-gc.
10186 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
10188 * simplify-rtx.c (simplify_unary_operation): Add a missing
10191 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10193 PR tree-optimization/18663
10194 * tree-ssa-dom.c (extract_range_from_cond): Return 0
10195 if the type has variable bounds.
10197 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
10199 * gcse.c: Remove an obsolete comment.
10201 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
10203 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
10205 * doc/extend.texi (Function Attributes) <Attribute const>: The
10206 attribute "pure" is below this text, not above.
10208 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10210 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
10211 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
10212 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
10214 2005-02-20 Zack Weinberg <zack@codesourcery.com>
10217 * langhooks.h (struct lang_hooks): Add to_target_charset.
10218 * langhooks.c (lhd_to_target_charset): New function.
10219 * langhooks-def.h: Declare lhd_to_target_charset.
10220 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
10221 (LANG_HOOKS_INITIALIZER): Update.
10222 * c-common.c (c_common_to_target_charset): New function.
10223 * c-common.h: Declare it.
10224 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
10225 c_common_to_target_charset.
10227 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
10228 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
10229 Delete definitions.
10230 * system.h: Poison them.
10231 * doc/tm.texi: Don't discuss them.
10232 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
10233 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
10234 (pp_c_char): Do not attempt to generate letter escapes for
10236 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
10237 * config/mips/mips.c (mips_output_ascii): Likewise.
10239 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
10241 PR tree-optimization/19951
10242 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
10245 2005-02-19 Steven Bosscher <stevenb@suse.de>
10247 PR middle-end/19698
10248 * function.h (struct function): New field `max_loop_depth'.
10249 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
10250 (flow_loops_find): Reset the max loop depth count before finding loops.
10251 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
10252 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
10253 (calculate_global_regs_live): Make sure the loop will terminate
10254 when the initial sets are not empty.
10256 2005-02-19 Zack Weinberg <zack@codesourcery.com>
10258 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
10260 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
10262 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
10265 * doc/invoke.texi: Remove documentation of %M spec.
10267 (init_spec): Remove %M suffix from -lgcc_s.
10268 (do_spec_1): Remove 'M' case.
10269 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
10270 to put shared libraries in the multilib directory. Remove the
10271 shlib_so_soname substitution variable. Don't add a multilib encoding
10272 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
10273 reported by -print-multi-os-directory. Pass @multilib_dir@ to
10274 SHLIB_INSTALL as well as SHLIB_LINK.
10275 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
10276 (SHLIB_NAME): Delete.
10277 (SHLIB_DIR): New macro.
10278 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
10279 (SHLIB_INSTALL): Adjust accordingly.
10280 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
10281 * config/t-slibgcc-sld: Likewise.
10282 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
10283 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
10284 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
10286 (SHLIBUNWIND_INSTALL): Adjust accordingly.
10287 * config/i386/t-nwld (SHLIB_SONAME): Delete.
10288 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
10289 Use @shlib_base_name@ instead of @shlib_so_name@.
10290 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
10291 and @shlib_base_name@.so in @multilib_dir@.
10292 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
10293 to the install path.
10294 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
10295 (SHLIB_LINK): Remove previous workaround.
10296 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
10297 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
10298 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
10300 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
10301 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
10302 (SHLIB_INSTALL): Adjust accordingly.
10303 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
10304 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
10305 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
10306 config/t-slibgcc-elf-ver.
10308 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
10309 Jakub Jelinek <jakub@redhat.com>
10311 PR tree-optimization/19828
10312 * tree-ssa-loop-im.c: Add a TODO comment.
10313 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
10314 without side-effects.
10316 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10318 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
10321 2005-02-18 James E. Wilson <wilson@specifixinc.com>
10323 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
10324 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
10325 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
10327 (ia64_reorg): Delete fixup_errata call.
10328 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
10329 (TARGET_SWITCHES): Delete -mb-step entry.
10331 2005-02-19 Jakub Jelinek <jakub@redhat.com>
10334 * c-typeck.c (composite_type): Handle quals in transparent unions.
10335 (type_lists_compatible_p): Likewise.
10337 2005-02-18 Stan Shebs <shebs@apple.com>
10339 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
10340 expressions in the .literal8 section.
10342 2005-02-18 Geoffrey Keating <geoffk@apple.com>
10344 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
10346 2005-02-18 Roger Sayle <roger@eyesopen.com>
10348 * fold-const.c (constant_boolean_node): Always create values of the
10349 specified type, don't bother calling truthvalue_conversion.
10351 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10353 * except.c (output_function_exception_table): Call
10354 assemble_external_libcall (eh_personality_libfunc).
10356 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10359 * config/ia64/ia64.h (struct machine_function): Add state_num.
10360 * config/ia64/ia64.c (process_epilogue,
10361 process_for_unwind_directive): Use new unwind state numbers each
10362 time rather than state 1.
10364 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
10367 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
10368 before the "*llgt_didi" pattern.
10370 2005-02-18 Jason Merrill <jason@redhat.com>
10372 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
10374 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
10376 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
10377 (div0): Use it in place of ARM_FUNC_ALIAS.
10378 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
10380 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
10382 PR middle-end/20030
10383 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
10384 access, the lower bound of the array type if it exists.
10386 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
10389 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
10390 cases that are out-of-range for the index type.
10392 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
10394 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
10395 (estimate_case_costs): Don't call convert.
10396 * expmed.c (expand_shift): Likewise.
10397 (make_tree): Call fold_convert instead of convert.
10399 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10402 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
10403 that ref to be marked MEM_READONLY_P doesn't have base that needs
10406 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
10408 * genautomata.c (output_get_cpu_unit_code_func,
10409 output_cpu_unit_reservation_p): Don't generate old-style function
10412 2005-02-18 Jakub Jelinek <jakub@redhat.com>
10415 PR tree-optimization/20009
10416 * convert.c (convert_to_integer): Revert 2005-02-16 change.
10418 PR tree-optimization/18947
10419 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
10420 inline, remove all nodes that are inlined into the extern inline
10423 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10425 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
10426 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
10427 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
10428 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
10431 2005-02-17 Roger Sayle <roger@eyesopen.com>
10433 PR tree-optimization/19917
10434 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
10435 to be potentially trapping.
10437 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
10439 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
10441 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
10443 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
10444 tem becomes a local variable which is set to the value of the
10445 back end defined INITIAL_FRAME_ADDRESS macro.
10446 (expand_builtin_frame_address): Omit the base parameter to
10447 expand_builtin_return_addr.
10448 (expand_builtin_profile_func): Likewise.
10449 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
10450 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
10451 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
10453 2005-02-17 Jakub Jelinek <jakub@redhat.com>
10455 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
10456 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
10457 * config/frv/frv.c (frv_function_epilogue): Likewise.
10459 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
10461 * lambda-code (perfect_nestify): Remove mark/unmark
10462 for rewriting hack.
10463 * tree-loop-linear.c (linear_transform_loops): Add
10464 rewrite_into_ssa call so that ssa is correct for
10465 rewriting into loop closed.
10467 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
10469 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
10470 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
10472 * bt-load.c (btr_def_live_range, combine_btr_defs,
10473 migrate_btr_def, migrate_btr_defs): Likewise.
10474 * cfgcleanup.c (thread_jump): Likewise.
10475 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
10476 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
10477 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
10478 df_rd_local_compute, df_reg_info_compute): Likewise.
10479 * dominance.c (init_dom_info, free_dom_info): Likewise.
10480 * flow.c (init_propagate_block_info,
10481 free_propagate_block_info): Likewise.
10482 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
10483 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
10484 modify_reg_pav): Likewise.
10485 * loop-invariant.c (find_defs, find_invariant_insn,
10486 find_invariants, free_inv_motion_data): Likewise.
10487 * predict.c (tree_predict_by_opcode,
10488 estimate_bb_frequencies): Likewise.
10489 * stmt.c (expand_case): Likewise.
10490 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
10491 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
10492 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
10493 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
10494 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
10495 rewrite_ssa_into_ssa): Likewise.
10496 * tree-optimize.c (tree_rest_of_compilation): Likewise.
10497 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
10498 analyze_edges_for_bb, perform_edge_inserts): Likewise.
10499 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
10500 * tree-sra.c (tree_sra): Likewise.
10501 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
10502 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
10503 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
10504 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
10505 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
10506 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
10508 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
10509 calculate_live_on_entry, calculate_live_on_exit,
10510 build_tree_conflict_graph): Likewise.
10511 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
10512 record_important_candidates, set_use_iv_cost, find_depends,
10513 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
10514 tree_ssa_iv_optimize_finalize): Likewise.
10515 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
10516 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
10517 tree_duplicate_loop_to_header_edge): Likewise.
10518 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
10519 * tree-ssa.c (verify_flow_insensitive_alias_info,
10520 verify_name_tags, verify_ssa, init_tree_ssa,
10521 delete_tree_ssa): Likewise.
10522 * tree-ssanames.c (marked_ssa_names, init_ssanames,
10523 fini_ssanames): Likewise.
10524 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
10526 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
10528 * config/rs6000/t-rtems: Completely reworked.
10530 2005-02-17 Ira Rosen <irar@il.ibm.com>
10532 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
10534 2005-02-17 Ira Rosen <irar@il.ibm.com>
10536 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
10537 POINTER_TYPE_P when checking that type is a pointer.
10538 (vect_get_memtag): Remove.
10539 (vect_address_analysis): Use POINTER_TYPE_P. Call
10540 vect_object_analysis with dummy parameter for memtag.
10541 (vect_object_analysis): Extract memtag (functionality that
10542 used to be in vect_get_memtag and moved here). Fix printings.
10543 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
10544 with correct parameters. Remove call to vect_get_memtag.
10546 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
10548 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
10549 (tree-vectorizer.o): Added missing dependencies.
10551 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
10553 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
10554 declaration in tree-vectorizer.c, now has an extern declaration in
10555 tree-vectorizer.h).
10556 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10557 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10558 get_vectype_for_scalar_type, vect_is_simple_use,
10559 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10560 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
10561 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
10562 vectorizable_store, vectorizable_operation, vectorizable_assignment,
10563 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
10564 find_loop_location): Likewise.
10566 * tree-vectorizer.c (langhooks.h): #include removed.
10567 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
10568 moved to tree-vectorized.h.
10569 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10570 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
10571 get_vectype_for_scalar_type, vect_is_simple_use,
10572 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
10573 vect_supportable_dr_alignment, new_loop_vec_info,
10574 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
10575 vect_set_verbosity_level, find_loop_location): Likewise.
10577 (vect_analyze_loop): Function externalized. Declaration moved to
10578 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
10579 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
10580 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
10581 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
10582 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
10583 vect_enhance_data_refs_alignment, vect_analyze_operations,
10584 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
10585 vect_stmt_relevant_p, vect_get_loop_niters,
10586 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
10587 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
10588 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
10589 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
10590 vect_get_memtag): Likewise.
10592 (vectorizable_load): Function externalized. Declaration moved to
10593 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
10594 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
10595 vect_transform_loop): Likewise.
10596 (vect_transform_stmt): Moved to tree-vect-transform.c.
10597 (vect_align_data_ref, vect_create_destination_var,
10598 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
10599 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
10600 vect_get_vec_def_for_operand, vect_init_vector,
10601 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
10602 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
10603 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
10604 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
10605 vect_do_peeling_for_loop_bound): Likewise.
10607 * tree-vect-analyze.c: New file.
10608 * tree-vect-transform.c: New file.
10610 2005-02-17 Jason Merrill <jason@redhat.com>
10612 PR mudflap/19319, c++/19317
10613 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
10616 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
10618 * doc/install.texi (Specific): Update link for Darwin-specific
10621 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
10623 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
10624 constant_boolean_node.
10626 2005-02-16 David Edelsohn <edelsohn@gnu.org>
10629 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
10630 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
10632 2005-02-16 Richard Henderson <rth@redhat.com>
10635 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
10637 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
10638 replace uses with Wtype_MAXp1_F.
10639 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
10640 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
10641 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
10642 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
10643 and HAVE_TFMODE as appropriate.
10644 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
10645 (__floatdisf): Likewise.
10646 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
10647 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
10648 (Wtype_MAXp1_F): New.
10649 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
10650 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
10652 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
10655 * arm.c (arm_apply_result_size): New function.
10656 * arm.h (APPLY_RESULT_SIZE): Define.
10657 * arm-protos.h (arm_apply_result_size): Add prototype.
10658 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
10659 (movxf): New expand.
10660 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
10661 (call_value_symbol): Remove predicate for operand 0.
10662 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
10663 (untyped_call): Rework to correclty return values for any type.
10664 (untyped_return): New expand.
10665 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
10667 2005-02-16 Stan Shebs <shebs@apple.com>
10669 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
10670 * config/rs6000/t-darwin8: New, for 64-bit multilib.
10672 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
10674 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
10675 configure settings on Solaris 7 and later.
10677 2005-02-16 Diego Novillo <dnovillo@redhat.com>
10679 PR tree-optimization/19865
10680 * tree-optimize.c (init_tree_optimization_passes): Run
10681 pass_may_alias after pass_sra.
10683 2005-02-16 Richard Henderson <rth@redhat.com>
10684 Stuart Hastings <stuart@apple.com>
10687 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
10688 Do nothing if debug info suppressed for this function.
10689 (dbxout_begin_function): Early exit if debug info suppressed for
10692 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
10695 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
10697 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
10699 PR tree-optimization/19967
10700 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
10701 expand_builtin_strchr, expand_builtin_strrchr): Take a new
10702 argument TYPE. Adjust calls to fold_builtin_XXX.
10703 (expand_builtin, fold_builtin_1): Adjust calls to
10704 expand_builtin_XXX.
10705 (fold_builtin_strchr, fold_builtin_strpbrk,
10706 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
10707 result to a requested type TYPE.
10709 2005-02-16 Jakub Jelinek <jakub@redhat.com>
10711 PR middle-end/19857
10712 * fold-const.c (fold): Don't optimize (T)(x & cst) to
10713 (T)x & (T)cst if (T)cst overflows.
10714 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
10715 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
10717 2005-02-15 Jeff Law <law@redhat.com>
10719 * gcse.c (blocks_with_calls): New bitmap.
10720 (alloc_gcse_mem): Allocate it.
10721 (free_gcse_mem): Free it.
10722 (clear_modifY_mem_tables): Clear it.
10723 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
10724 when we encounter CALL_INSNs.
10725 (compute_transp, case MEM): Handle blocks with calls separate
10726 from blocks without calls. Use bitmap iterators rather than
10729 2005-02-15 Peter O'Gorman <peter@pogma.com>
10732 * mklibgcc.in (vis_hide): Use a temporary object file, not
10735 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
10738 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
10739 access optimization.
10741 2005-02-15 David Edelsohn <edelsohn@gnu.org>
10742 Alan Modra <amodra@bigpond.net.au>
10745 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
10746 (_xlqsub): Rename to __gcc_qsub.
10747 (_xlqmul): Rename to __gcc_qmul.
10748 (_xlqdiv): Rename to __gcc_qdiv.
10749 Provide versioned symbol aliases with old names.
10750 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
10751 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
10752 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
10753 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
10754 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
10756 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
10758 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
10759 Fold ~(A - 1) and ~(A + -1) to -A.
10761 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
10765 * config/host-linux.c (linux_gt_pch_use_address): Copy from
10766 config/pa/pa-host.c:pa_gt_pch_use_address.
10768 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
10770 * tree-vn.c (get_value_handle): Make sure that given an
10771 is_gimple_min_invariant expression, we always return it.
10773 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
10775 * passes.c (rest_of_handle_gcse): Fix a comment.
10777 2005-02-15 Jeff Law <law@redhat.com>
10779 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
10781 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
10782 (canon_list_insert, record_last_mem_set_info): Similarly.
10783 (clear_modify_mem_tables): Similarly.
10785 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
10787 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
10788 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
10789 config/mips/mips.md, config/rs6000/aix.h,
10790 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
10792 2005-02-15 Richard Henderson <rth@redhat.com>
10794 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
10795 call to be best_edge.
10797 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
10799 * basic-block.h: Adjust the prototype for find_basic_blocks.
10800 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
10801 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
10804 * flow.c (recompute_reg_usage): Remove all arguments.
10805 * passes.c (rest_of_compilation): Adjust the call to
10806 recompute_reg_usage.
10807 * rtl.h: Adjust the prototype for recompute_reg_usage.
10809 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
10811 * tree-dump.c (dump_files): Update to reflect new member
10813 (dump_register): Add new argument.
10815 (dump_switch_p_1): Check against glob name if doglob was passed.
10816 (dump_switch_p): Check against regular first, then glob if
10817 we didn't have any hits on the dump name.
10818 * tree-optimize.c (register_one_dump_file):
10819 Pass in glob name as well.
10820 * tree-pass.h (struct dump_file_info): Add glob
10823 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
10825 PR preprocessor/16323
10826 * doc/invoke.texi: Document that -Wendif-labels is on by default.
10828 2005-02-14 David Edelsohn <edelsohn@gnu.org>
10831 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
10832 (trunctfdf2_internal1): New.
10833 (trunctfdf2_internal2): Renamed from trunctfdf2.
10835 2005-02-14 Diego Novillo <dnovillo@redhat.com>
10837 PR tree-optimization/19853
10838 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
10840 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
10842 * passes.c (rest_of_handle_loop_optimize): Remove calls to
10843 delete_dead_jumptables and cleanup_cfg.
10845 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
10847 * reload.c (find_reloads): Swap address_reloaded flags when
10848 swapping commutative operands.
10850 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
10852 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
10853 Use standard_iv_increment_position for computing the bsi position
10855 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
10858 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
10861 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
10862 life range of hard registers.
10863 * value-prof.c (insn_prefetch_values_to_profile): Only
10866 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
10867 profile in libcalls.
10869 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
10871 * bitmap.h (bitmap_and_compl_into): Return bool.
10872 * bitmap.c (bitmap_and_compl_into): Return changed flag.
10874 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
10876 PR tree-optimization/19944
10877 * fold-const.c (fold): Re-add ABS_EXPR folding.
10879 2005-02-13 David Edelsohn <edelsohn@gnu.org>
10882 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
10883 {TARGET,MASK}_XL_COMPAT.
10884 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
10886 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
10887 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
10889 (rs6000_arg_partial_bytes): Same.
10890 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
10891 and XL compatibility enabled.
10892 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
10893 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
10894 test to final condition.
10895 (cmptf_internal2): New.
10896 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
10897 xl-compat. Add TFmode information to description.
10899 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
10901 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
10903 2005-02-13 Jason Merrill <jason@redhat.com>
10906 * fold-const.c (fold_indirect_ref_1): Split out from...
10907 (build_fold_indirect_ref): Here.
10908 (fold_indirect_ref): New fn.
10909 * tree.h: Declare it.
10910 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
10911 (gimplify_modify_expr_rhs): Likewise.
10912 (gimplify_expr): Likewise.
10914 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
10916 PR tree-optimization/14303
10917 PR tree-optimization/15784
10918 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
10919 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
10920 ABS_EXPR<x> != 0 to x != 0.
10922 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
10924 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
10925 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
10926 spelling conventions.
10928 * passes.c (rest_of_handle_gcse): Don't run cse_main and
10929 delete_trivially_dead_insns too many times.
10931 * passes.c (rest_of_handle_gcse): Remove dead assignments to
10934 2005-02-12 Ira Rosen <irar@il.ibm.com>
10936 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
10937 (vect_is_simple_iv_evolution): Remove redundant parameter
10939 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
10940 without last parameter.
10941 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
10942 Return pointer step. Call vect_is_simple_iv_evolution without
10943 last parameter. Check only that the step is multiple of size
10944 type. Remove stmt_vinfo updates.
10945 (vect_get_memtag_and_dr): Remove.
10946 (vect_get_memtag): New function.
10947 (vect_address_analysis): New function.
10948 (vect_object_analysis): New function.
10949 (vect_analyze_data_refs): Call vect_object_analysis and
10950 vect_get_memtag. Update stmt_vinfo fields.
10952 2005-02-12 Ira Rosen <irar@il.ibm.com>
10954 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
10955 exist and are objects. Remove checks for pointer.
10956 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
10957 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
10958 (vect_create_data_ref_ptr): Likewise.
10959 (vect_base_addr_differ_p): New function.
10960 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
10961 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
10962 Don't set the DR_BASE_NAME field of data-ref.
10963 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
10965 2005-02-12 Uros Bizjak <uros@kss-loka.si>
10967 * optabs.h (enum optab_index): Add new OTI_ldexp.
10968 (ldexp_optab): Define corresponding macro.
10969 * optabs.c (init_optabs): Initialize ldexp_optab.
10970 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
10972 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
10974 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
10975 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
10977 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
10978 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
10981 2005-02-12 Ira Rosen <irar@il.ibm.com>
10983 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
10985 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
10987 (vect_get_base_and_offset): Always return an address.
10988 (vect_create_addr_base_for_vector_ref): Remove treatment for
10989 different data reference types.
10990 (vect_compute_data_ref_alignment): Rename base to base_address in
10991 stmt_vec_info. Get the object in order to force its alignment.
10992 (vect_get_memtag_and_dr): Rename base to base_address in
10993 stmt_vec_info. Extract the object for memtag analysis.
10995 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
10997 PR regression/19898.
10998 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
10999 changes cc_status, use apply modified_in_p to part of cc_status
11000 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
11003 2005-02-11 Richard Henderson <rth@redhat.com>
11005 * tree-complex.c (expand_complex_libcall): New.
11006 (expand_complex_multiplication): Use it for c99 compliance.
11007 (expand_complex_division): Likewise.
11008 * fold-const.c (fold_complex_add, fold_complex_mult): New.
11010 * builtins.c (built_in_names): Remove const.
11011 * tree.c (build_common_builtin_nodes): Build complex arithmetic
11013 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
11014 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
11015 (built_in_names): Remove const.
11016 * c-common.c (c_common_type_for_mode): Handle complex modes.
11017 * flags.h, toplev.c (flag_complex_method): Rename from
11018 flag_complex_divide_method.
11019 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
11020 __mulsc3, __muldc3, __mulxc3, __multc3): New.
11021 * libgcc2.h: Declare them.
11022 * libgcc-std.ver: Export them.
11023 * mklibgcc.in (lib2funcs): Build them.
11025 2005-02-11 Steven Bosscher <stevenb@suse.de>
11027 PR tree-optimization/19876
11028 Partially revert my change from 2005-01-14
11029 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
11030 (compute_antic): ...and remove the loop here.
11032 2005-02-11 Jakub Jelinek <jakub@redhat.com>
11034 PR middle-end/19858
11035 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
11036 is number of inner's bits, avoid creating a BIT_FIELD_REF.
11038 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
11039 crtend.o if -pie. Use %{x:a;:b} spec syntax.
11041 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
11043 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
11044 offsets for the big-endian 32-bit case.
11046 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
11048 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
11050 2005-02-11 Dale Johannesen <dalej@apple.com>
11052 * cselib.c (cselib_process_insn): Clear out regs where
11053 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
11054 * reload.c (find_equiv_reg): Ditto.
11056 2005-02-11 Ian Lance Taylor <ian@airs.com>
11058 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
11061 * tree.c (build_function_type_list): Work correctly if there are
11064 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
11066 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
11067 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
11068 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
11069 TARGET_ZARCH instead of TARGET_64BIT.
11071 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
11073 * config/rs6000/t-rtems:
11074 (MULTILIB_OPTIONS): Remove mcpu=602.
11075 (MUTLILIB_DIRNAMES): Remove m602.
11076 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
11077 Let mcpu=602 match mcpu=603.
11078 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
11080 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11082 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
11083 signal trampolines.
11085 2005-02-10 David Daney <ddaney@avtrex.com>
11087 * config/alpha/linux-unwind.h: Add exception clause to copyright.
11088 * config/i386/linux-unwind.h: Likewise.
11089 * config/ia64/linux-unwind.h: Likewise.
11090 * config/mips/linux-unwind.h: Likewise.
11091 * config/pa/linux-unwind.h: Likewise.
11092 * config/rs6000/linux-unwind.h: Likewise.
11093 * config/s390/linux-unwind.h: Likewise.
11094 * config/sh/linux-unwind.h: Likewise.
11095 * config/sparc/linux-unwind.h: Likewise.
11097 2005-02-10 Steven Bosscher <stevenb@suse.de>
11099 PR tree-optimization/17549
11100 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
11101 TER to replace a DEF with its expression if the DEF and the
11102 rhs of the expression we replace into have the same root
11105 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
11107 * config/mips/mips.md: Fix the placement of the match_scratch in the
11110 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11112 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
11115 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
11117 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
11118 (strip_offset): Handle addresses.
11119 (add_address_candidates): Use strip_offset.
11120 (difference_cost): Reflect strip_offset change.
11121 (force_var_cost, difference_cost): Strip nops.
11123 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
11125 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
11127 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
11128 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
11129 config/cris/cris-protos.h, config/cris/cris.c: Update
11132 2005-02-10 Jeff Law <law@redhat.com>
11134 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
11135 (lookup_avail_expr): Similarly.
11137 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
11139 * builtins.c (fold_builtin_powi): New function.
11140 (fold_builtin_1): Call it.
11142 2005-02-10 Steven Bosscher <stevenb@suse.de>
11144 PR documentation/19309
11145 * doc/cpp.texi: The __GNUC__ and related predefined macros
11146 are also defined for the "standalone" cpp.
11147 Some non-GCC compilers may also define __GNUC__.
11149 2005-02-10 Jakub Jelinek <jakub@redhat.com>
11152 * c-typeck.c (common_type): New routine. Old common_type renamed
11154 (c_common_type): ...this.
11155 (build_conditional_expr, build_binary_op): Use c_common_type instead
11158 2005-02-10 Steven Bosscher <stevenb@suse.de>
11160 * doc/md.texi: Replace @samp{length} with @code{length}.
11162 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
11164 PR tree-optimization/18687
11165 * tree-flow.h (find_loop_niter): Declare.
11166 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
11167 Try using scev even for loops with more than one exit.
11168 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
11169 (struct ivopts_data): Added niters field.
11170 (struct nfe_cache_elt): New.
11171 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
11173 (tree_ssa_iv_optimize_init): Initialize niters cache.
11174 (determine_number_of_iterations): Removed.
11175 (find_induction_variables): Do not call determine_number_of_iterations.
11176 Access niters for single exit through niter_for_single_dom_exit.
11177 (add_iv_outer_candidates): Access niters for single exit through
11178 niter_for_single_dom_exit.
11179 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
11180 number_of_iterations_cond.
11181 (iv_period): New function.
11182 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
11183 (may_replace_final_value): Take data argument. Use
11184 niter_for_single_dom_exit.
11185 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
11186 (rewrite_use_compare): Pass data to may_eliminate_iv.
11187 (rewrite_use_outer): Pass data to may_replace_final_value.
11188 (free_loop_data): Clean up the niters cache.
11189 (tree_ssa_iv_optimize_finalize): Free the niters cache.
11190 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
11191 * tree-ssa-loop-niter.c (find_loop_niter): New function.
11192 (find_loop_niter_by_eval): Use tree_int_cst_lt.
11193 (num_ending_zeros): Moved to tree.c.
11194 * tree.h (num_ending_zeros): Declare.
11195 * tree.c (num_ending_zeros): Moved from tree.c.
11197 2005-02-09 Richard Henderson <rth@redhat.com>
11199 * builtins.c (DEF_BUILTIN): Add COND argument.
11200 * tree.h (DEF_BUILTIN): Likewise.
11201 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
11202 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
11204 (DEF_BUILTIN_STUB): New.
11205 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
11206 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
11207 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
11208 * c-common.c (DEF_BUILTIN): Add COND argument.
11209 * tree.c (local_define_builtin): New.
11210 (build_common_builtin_nodes): New.
11212 2005-02-09 Roger Sayle <roger@eyesopen.com>
11214 * fold-const.c (fold_strip_sign_ops): New function to simplify a
11215 floating point expression ignoring the sign of the result.
11216 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
11217 (fold) <MULT_EXPR>: Use it to simplify x*x.
11218 * tree.h (fold_strip_sign_ops): Prototype here.
11219 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
11220 argument. Use fold_strip_sign_ops to simplify the first argument.
11221 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
11222 first argument when the second argument is an even integer
11223 constant, but only with -funsafe_math_optimizations.
11224 (fold_builtin_1): Update call to fold_builtin_copysign.
11226 2005-02-09 Ian Lance Taylor <ian@airs.com>
11228 PR middle-end/19583
11229 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
11230 just check whether EH_FILTER_FAILURE falls through.
11232 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
11234 * gcc/haifa-sched.c (schedule_block): Make queued sched group
11235 insns return to ready list in the next turn.
11237 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11239 PR middle-end/19402
11240 * builtins.def: New __builtin_powi[lf].
11241 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
11242 (expand_builtin_powi): New function.
11243 (expand_builtin): Dispatch to expand_builtin_powi.
11244 * libgcc2.h: Add prototypes for __builtin_powi[lf].
11245 * libgcc2.c: Add __builtin_powi[lf] implementation.
11246 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
11247 * optabs.h: Add powi_optab.
11248 * optabs.c (init_optabs): Initialize powi_optab.
11249 * doc/extend.texi: Document __builtin_powi[lf].
11251 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
11253 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
11256 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
11258 PR middle-end/19854
11259 * fold-const.c (try_move_mult_to_index): Remove redundant
11260 type argument. Create ADDR_EXPR with correct type.
11261 (fold): Update callers of try_move_mult_to_index. Convert
11262 result to the appropriate type.
11264 2005-02-09 Roger Sayle <roger@eyesopen.com>
11267 * config/avr/avr.c (default_rtx_costs): Delete.
11268 (avr_operand_rtx_cost): New function.
11269 (avr_rtx_costs): Completely rewrite.
11271 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
11274 * config/cris/cris.c (in_code): New variable.
11275 (cris_output_addr_const): Now a static function, a wrapper for
11277 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
11278 case from old cris_output_addr_const.
11279 (cris_asm_output_label_ref): Similar for LABEL_REF.
11280 (cris_output_addr_const_extra): Similar for UNSPEC.
11281 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
11282 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
11283 * config/cris/cris-protos.h (cris_output_addr_const): Remove
11285 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
11286 (cris_asm_output_label_ref): Declare.
11288 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
11290 PR preprocessor/19801
11291 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
11292 filenames that changed when libcpp was moved to the toplevel.
11294 2005-02-07 Roger Sayle <roger@eyesopen.com>
11296 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11297 zero extensions of BImode operands. Call lowpart_subreg instead
11298 of gen_lowpart_common and gen_lowpart_SUBREG.
11300 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
11303 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
11304 * configure.ac: Set cc_for_cross_gnattools.
11305 * configure: Regenerate.
11307 2005-02-08 Alan Modra <amodra@bigpond.net.au>
11310 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
11312 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11315 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
11316 of nested functions.
11318 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
11320 * doc/extend.texi: Document deprecated extensions allowing
11321 static floating-point members to have initializers and allowing
11322 floating-point literals in integral constant expressions.
11324 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
11326 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
11327 config/darwin7.h, config/mips/mips.c,
11328 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
11331 * cse.c: Update comments.
11333 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
11335 PR middle-end/19775
11336 * builtins.c (fold_builtin_sqrt): Transform
11337 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
11340 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
11341 Dorit Naishlos <dorit@il.ibm.com>
11343 * doc/invoke.texi (ftree-vectorizer-verbose): New.
11344 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
11345 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
11347 * tree.h (vect_set_verbosity_level): New extern function declaration
11349 * tree-vectorizer.h (verbosity_levels): New enum type.
11350 * tree-vectorizer.c (vect_debug_stats): Function removed.
11351 (vect_debug_details): Likewise.
11352 (vect_verbosity_level): Global variable was defined and initialized.
11353 (vect_dump): Global variable definition.
11354 (vect_print_dump_info): New function.
11355 (vect_set_dump_settings): New function.
11356 (vect_set_verbosity_level): New function.
11357 (vectorize_loops): Add call to vect_set_dump_settings.
11359 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
11360 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11361 (slpeel_tree_peel_loop_to_edge): Likewise.
11363 (vect_analyze_offset_expr): Call to vect_print_dump_info with
11364 appropriate verbosity level instead of call to vect_debug_details
11365 or vect_debug_stats.
11366 (vect_get_base_and_offset):
11367 (vect_create_addr_base_for_vector_ref):
11368 (get_vectype_for_scalar_type):
11369 (vect_create_data_ref_ptr):
11370 (vect_init_vector):
11371 (vect_get_vec_def_for_operand):
11372 (vect_finish_stmt_generation):
11373 (vectorizable_assignment):
11374 (vectorizable_operation):
11375 (vectorizable_store):
11376 (vectorizable_load):
11377 (vect_transform_stmt):
11378 (vect_update_ivs_after_vectorizer):
11379 (vect_do_peeling_for_loop_bound):
11380 (vect_update_inits_of_drs):
11381 (vect_do_peeling_for_alignment):
11382 (vect_transform_loop):
11383 (vect_is_simple_use):
11384 (vect_analyze_operations):
11385 (vect_is_simple_iv_evolution):
11386 (vect_analyze_scalar_cycles):
11387 (vect_analyze_data_ref_dependence):
11388 (vect_analyze_data_ref_dependences):
11389 (vect_compute_data_ref_alignment):
11390 (vect_enhance_data_refs_alignment):
11391 (vect_analyze_data_refs_alignment):
11392 (vect_analyze_data_ref_access):
11393 (vect_analyze_data_ref_accesses):
11394 (vect_analyze_pointer_ref_access):
11395 (vect_get_memtag_and_dr):
11396 (vect_analyze_data_refs):
11397 (vect_mark_relevant):
11398 (vect_stmt_relevant_p):
11399 (vect_mark_stmts_to_be_vectorized):
11400 (vect_can_advance_ivs_p):
11401 (vect_get_loop_niters):
11402 (vect_analyze_loop_form):
11403 (vect_analyze_loop):
11404 (vectorize_loops): Likewise.
11406 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
11407 (vect_update_inits_of_drs):
11408 (vect_do_peeling_for_alignment):
11409 (vect_transform_loop):
11410 (vect_analyze_operations):
11411 (vect_analyze_scalar_cycles):
11412 (vect_analyze_data_ref_dependences):
11413 (vect_analyze_data_refs_alignment):
11414 (vect_analyze_data_ref_accesses):
11415 (vect_analyze_data_refs):
11416 (vect_mark_stmts_to_be_vectorized):
11417 (vect_get_loop_niters):
11418 (vect_analyze_loop_form):
11419 (vect_analyze_loop): Likewise.
11420 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
11422 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
11426 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11427 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11428 either -ffast-math or -funsafe-math-optimizations is in use.
11430 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11431 * config/mips/irix-csr.c: New file.
11432 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11433 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11434 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11437 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
11439 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
11440 redundant, incorrect definitions.
11442 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
11444 ("*tls_indirect_call"): New, reference hard regs directly.
11445 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
11447 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11449 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
11450 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
11452 2005-02-06 Roger Sayle <roger@eyesopen.com>
11454 PR rtl-optimization/19800
11455 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
11456 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
11459 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
11461 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
11463 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
11466 * doc/invoke.texi: Correct documentation of -freorder-functions.
11468 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11471 * doc/invoke.texi: Don't mention gccbug.
11473 2005-02-06 Roger Sayle <roger@eyesopen.com>
11474 Andrew Pinski <pinskia@physics.uc.edu>
11475 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11477 * simplify-rtx.c (simplify_relational_operation_1): Simplify
11478 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
11479 into just (zero_extract:SI FOO (const_int 1) BAR).
11481 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11483 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
11484 macro locally. Don't give last revision date. Use GCC version
11485 number from gcc-common.texi.
11486 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
11487 revision date. Use GCC version number from gcc-common.texi.
11488 Describe being a library as current state rather than as 3.x
11490 * doc/gcc.texi: Remove last update date.
11491 * doc/gccint.texi: Likewise. Update copyright dates.
11492 * doc/install.texi: Update copyright dates.
11494 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
11497 * doc/invoke.texi: Mention for each option included in -Wall that
11498 it is included in -Wall.
11499 * doc/gcc.texi: Update copyright and last modification date.
11501 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11503 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
11504 unnecessary cast to original induction variable increments.
11506 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
11508 PR tree-optimization/18219
11509 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
11510 in distributed form.
11512 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
11514 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
11515 Set bitpos and offset later in the function. Do nothing if the
11516 target is a register and if the bitfield lies completely outside
11518 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
11519 here. Return an uninitialised register if the source value is stored
11520 in a register and the bitfield lies completely outside that register.
11522 2005-02-06 Steven Bosscher <stevenb@suse.de>
11524 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
11527 2005-02-06 Marcin Dalecki <martin@dalecki.de>
11529 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
11531 2005-02-06 Geoffrey Keating <geoffk@apple.com>
11533 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
11534 * config/darwin8.h: New.
11535 * config/darwin7.h: Update comment.
11537 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11538 Dorit Naishlos <dorit@il.ibm.com>
11540 * tree-vectorizer.h (LOC): New type.
11541 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
11542 (loop_line_number): New field in struct _loop_vec_info.
11543 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
11545 * tree-vectorizer.c (input.h): Included.
11546 (find_loop_location): New function.
11547 (vect_debug_stats): Argument changed from loop to LOC. Computation of
11548 loop line number removed.
11549 (vect_debug_details): Likewise.
11550 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
11552 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
11553 call to vect_debug_details/stats changed from loop to loop_loc.
11554 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
11555 (slpeel_tree_peel_loop_to_edge): Likewise.
11557 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
11558 changed from NULL to UNKNOWN_LOC.
11559 (vect_get_base_and_offset):
11560 (vect_create_addr_base_for_vector_ref):
11561 (get_vectype_for_scalar_type):
11562 (vect_create_data_ref_ptr):
11563 (vect_init_vector):
11564 (vect_get_vec_def_for_operand):
11565 (vect_finish_stmt_generation):
11566 (vectorizable_assignment):
11567 (vectorizable_operation):
11568 (vectorizable_store):
11569 (vectorizable_load):
11570 (vect_transform_stmt):
11571 (vect_update_ivs_after_vectorizer):
11572 (vect_do_peeling_for_loop_bound):
11573 (vect_do_peeling_for_alignment):
11574 (vect_transform_loop):
11575 (vect_is_simple_use):
11576 (vect_analyze_operations):
11577 (vect_is_simple_iv_evolution):
11578 (vect_analyze_scalar_cycles):
11579 (vect_analyze_data_ref_dependences):
11580 (vect_compute_data_ref_alignment):
11581 (vect_enhance_data_refs_alignment):
11582 (vect_analyze_data_ref_access):
11583 (vect_analyze_data_ref_accesses):
11584 (vect_analyze_pointer_ref_access):
11585 (vect_get_memtag_and_dr):
11586 (vect_analyze_data_refs):
11587 (vect_mark_relevant):
11588 (vect_stmt_relevant_p):
11589 (vect_mark_stmts_to_be_vectorized):
11590 (vect_can_advance_ivs_p):
11591 (vect_get_loop_niters):
11592 (vect_analyze_loop):
11593 (vectorize_loops): Likewise.
11595 (vectorizable_load): Argument in call to vect_debug_details/stats
11596 changed from loop to LOOP_LOC (loop_vinfo).
11597 (vect_transform_loop):
11598 (vect_analyze_operations):
11599 (vect_analyze_scalar_cycles):
11600 (vect_analyze_data_ref_dependence):
11601 (vect_enhance_data_refs_alignment):
11602 (vect_analyze_data_ref_accesses):
11603 (vect_analyze_pointer_ref_access):
11604 (vect_analyze_data_refs):
11605 (vect_analyze_loop): Likewise.
11607 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
11608 changed from loop to loop_loc.
11610 (vect_enhance_data_refs_alignment): Removed unused variable loop.
11612 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
11613 Dorit Naishlos <dorit@il.ibm.com>
11615 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
11617 (vect_analyze_data_ref_dependences): Likewise.
11619 (vect_is_simple_use): Argument changed from loop structure to
11620 loop_vect_info structure.
11621 (vect_can_advance_ivs_p): Likewise.
11622 (vect_create_index_for_vector_ref): Likewise.
11623 (vect_update_ivs_after_vectorizer): Likewise.
11624 (new_stmt_vec_info): Likewise.
11626 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
11627 changed from loop to loop_vinfo.
11628 (vect_create_data_ref_ptr): First argument in call to
11629 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
11630 (vectorizable_assignment): Second argument in call to vect_is_simple_use
11631 was changed from loop to loop_vinfo.
11632 (vectorizable_operation): Likewise.
11633 (vectorizable_store): Likewise.
11634 (vect_mark_stmts_to_be_vectorized): Likewise.
11635 (vect_do_peeling_for_loop_bound): First argument in call to
11636 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
11637 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
11638 was changed from loop to loop_vinfo.
11639 (vect_analyze_data_ref_dependences): Third argument in call to
11640 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
11642 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
11643 (vect_create_data_ref_ptr): Likewise.
11644 (vect_init_vector): Likewise.
11645 (vect_get_vec_def_for_operand): Likewise.
11646 (vectorizable_assignment): Likewise.
11647 (vectorizable_operation): Likewise.
11648 (vectorizable_store): Likewise.
11649 (vectorizable_load): Likewise.
11650 (vect_update_ivs_after_vectorizer): Likewise.
11651 (vect_is_simple_use): Likewise.
11652 (vect_analyze_data_ref_dependence): Likewise.
11653 (vect_analyze_pointer_ref_access): Likewise.
11654 (vect_can_advance_ivs_p): Likewise.
11656 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
11657 before _stmt_vec_info.
11658 (_stmt_vec_info): Loop field replaced by loop_vec_info.
11659 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
11660 (new_stmt_vec_info): Argument changed from loop structure to
11661 loop_vect_info structure
11663 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
11664 (vect_analyze_offset_expr): Avoid 80 columns overflow.
11665 (vect_create_addr_base_for_vector_ref): Likewise.
11666 (vect_analyze_pointer_ref_access): Likewise.
11668 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
11671 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
11672 phi flag if the phi is abnormal.
11674 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
11677 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
11678 information for the new statement.
11680 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
11683 * gcc.c (main): Include the target in -v output.
11685 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
11687 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
11688 Do not drop the extend if we'd have to add a paradoxical subreg
11689 later. Include optabs.h and insn-codes.h.
11690 * Makefile.in (combine.o): Depend on $(OPTABS_H).
11692 2005-02-02 Roger Sayle <roger@eyesopen.com>
11694 PR middle-end/19405
11695 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
11696 * fold-const.c (const_binop): Avoid constant folding floating
11697 point operations in modes that use composite representations.
11698 * simplify-rtx.c (simplify_binary_operation): Likewise.
11700 2005-02-02 Geoffrey Keating <geoffk@apple.com>
11702 * config/rs6000/altivec.md (altivec_dst): Make the first operand
11704 (altivec_dstt): Likewise.
11705 (altivec_dstst): Likewise.
11706 (altivec_dststt): Likewise.
11707 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
11710 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11712 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
11713 EXPR_LOCUS from orig_cond to the new cond_stmt.
11714 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
11717 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11719 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
11720 standard_iv_increment_position. Remove call to bsi_next
11721 (no need to bump the iterator anymore).
11722 (vect_create_index_for_vector_ref): Call
11723 standard_iv_increment_position. Remove second function argument.
11724 (vect_finish_stmt_generation): Remove call to bsi_next
11725 (no need to bump the iterator anymore).
11726 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
11727 to vect_create_index_for_vector_ref.
11729 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
11731 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
11732 phis are used out of the loop.
11734 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
11737 * c-decl.c (undef_nested_function): New variable.
11738 (pop_scope): Diagnose undefined nested functions.
11739 (finish_function): Don't attempt cgraph processing or genericizing
11740 if current top-level function contained an undefined nested
11741 function. Reset undef_nested_function at the end of a top-level
11744 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
11746 * tree.c (build_int_cst_type): Take sign of the value into account
11747 when deciding whether sign extend the value.
11749 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11752 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
11753 (cpp_options, cc1_options): Change %{std*&ansi} to
11754 %{std*&ansi&trigraphs}.
11756 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
11758 * cse.c: Update comments.
11760 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
11762 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
11763 arguments go on the stack. Do not put complex doubles in odd/even
11766 2005-02-02 Steven Bosscher <stevenb@suse.de>
11768 * doc/invoke.texi: Update the options enabled at -O1, -O2,
11769 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
11770 -ftree-pre, and -fthread-jumps.
11772 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
11774 PR tree-optimization/19578
11775 * tree-flow.h (modified_noreturn_calls): Declare.
11776 (noreturn_call_p): Declare.
11777 * tree-flow-inline.h (noreturn_call_p): New function.
11778 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
11779 * tree-cfg.c (modified_noreturn_calls): New variable.
11780 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
11781 that contain a mid-block noreturn call.
11782 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
11784 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
11786 * df.c (df_def_record_1, df_uses_record): Don't use
11788 * df.h (DF_FOR_REGALLOC): Remove.
11790 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11793 * c-typeck.c (really_start_incremental_init): Reset
11794 constructor_max_index for arrays of incomplete type.
11796 2005-02-02 Jeff Law <law@redhat.com>
11798 * gcse.c (struct reg_set): Store the block index where the register
11799 was set rather than the setting insn.
11800 (record_one_set, compute_transp): Corresponding changes.
11801 (pre_insert_copy_insn): Do not call replace_one_set.
11802 (replace_one_set): Remove.
11804 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
11807 * doc/gcov.texi: Fix typo.
11809 2005-02-01 Richard Henderson <rth@redhat.com
11812 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
11813 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
11815 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
11816 * config/i386/i386-protos.h: Update.
11818 2005-02-01 Steven Bosscher <stevenb@suse.de>
11820 PR tree-optimization/19217
11821 * tree-cfg.c (verify_expr): Use the data field to see if TP was
11822 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
11823 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
11824 that it is walking a PHI node.
11826 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
11828 * doc/extend.texi (Nested Functions): Update.
11830 2005-02-01 Richard Henderson <rth@redhat.com>
11833 * optabs.c (expand_copysign_absneg): Export.
11834 * optabs.h (expand_copysign_absneg): Declare.
11835 * config/rs6000/rs6000.md (copysigntf3): New.
11837 2005-02-01 Diego Novillo <dnovillo@redhat.com>
11839 PR tree-optimization/19633
11840 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
11841 * tree-ssa-alias.c (init_alias_info): Initialize.
11842 (merge_pointed_to_info): Set.
11843 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
11844 (dump_points_to_info_for): Show value of pt_null.
11845 (struct count_ptr_d): Declare.
11846 (find_ptr_dereference): Remove.
11847 (ptr_is_dereferenced_by): Remove.
11848 (count_ptr_derefs): New local function.
11849 (count_uses_and_derefs): New local function.
11850 (compute_points_to_and_addr_escape): Call it. If the number
11851 of dereferences is greater than zero, mark the pointer as
11852 dereferenced. If there are fewer dereferences than uses of
11853 the pointer, the pointer's value escapes.
11855 2005-02-01 Diego Novillo <dnovillo@redhat.com>
11857 PR tree-optimization/19670
11858 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
11860 (verify_use): ... set it here, instead.
11862 2005-02-01 Janis Johnson <janis187@us.ibm.com>
11864 * doc/sourcebuild.texi (Test directives): Fix formatting.
11866 * doc/sourcebuild.texi (Test directives): Describe selector
11869 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
11871 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
11872 specific 64-bit CPUs.
11874 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
11877 * arm.c (arm_eliminable_register): New function.
11878 (adjacent_mem_locations): Don't allow eliminable registers. Use
11879 HOST_WIDE_INT for address offsets.
11880 * arm-protos.h (arm_eliminable_register): Add prototype.
11882 2005-02-01 Steven Bosscher <stevenb@suse.de>
11884 PR optimization/15242
11885 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
11886 * basic-block.h (duplicate_computed_gotos): Add prototype.
11887 * bb-reorder.c (duplicate_computed_gotos): New function to
11888 duplicate sufficiently small blocks ending in a computed jump.
11889 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
11890 if not optimizing for size.
11891 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
11892 never do tail merging for blocks ending in a computed jump.
11893 * doc/invoke.texi: Document the max-goto-duplication-insns param.
11895 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
11897 Patch from Richard Sandiford <rsandifo@redhat.com>
11898 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
11899 from inheriting a subreg equivalence with a non-spill register.
11901 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
11903 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
11905 * config/frv/frv.c (movcc_fp_destination_operand): New.
11906 (gpr_or_memory_operand): Fix typo in comment.
11907 (gpr_or_memory_operand_with_scratch): New.
11908 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
11909 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
11910 movcc_fp_destination_operand.
11911 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
11912 Legitimize memory addresses using a scratch register.
11914 2005-01-31 Jeff Law <law@redhat.com>
11916 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
11917 bitmap a sparse bitmap instead of a simple bitmap.
11918 (mark_def_sites_initialize_block): Corresponding changes.
11919 (ssa_mark_def_sites_initialize_block): Likewise.
11920 (ssa_mark_phi_uses): Likewise.
11921 (mark_def_site, ssa_mark_def_sites): Likewise.
11922 (mark_def_site_blocks): Likewise.
11923 (rewrite_ssa_into_ssa): Likewise.
11925 * tree-ssa-dom.c (record_cond): Pass correct variable type
11926 for last argument to htab_find_slot_with_hash.
11928 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
11929 effects when optimizing 0 % X. Do not try to optimize X % 0.
11931 2005-01-31 James E. Wilson <wilson@specifixinc.com>
11933 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
11936 2005-02-01 Eric Christopher <echristo@redhat.com>
11938 * config/mips/mips.c (override_options): Warn if -mint64
11940 * doc/invoke.texi (MIPS Options): Document that -mint64 is
11943 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
11945 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
11947 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
11948 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
11949 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
11950 (cached_regno): Initialize to INVALID_REGNUM.
11951 (cse_reg_info_table_size,
11952 cse_reg_info_table_first_uninitialized,
11953 cse_reg_info_timestamp): New.
11954 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
11956 (init_cse_reg_info, get_cse_reg_info_1): New.
11957 (get_cse_reg_info): Cache the last look-up.
11958 (new_basic_block): Update the code to clear mappings from
11959 registers to cse_reg_info entries.
11960 (cse_main): Call init_cse_reg_info.
11962 * cse.c (get_cse_reg_info): Update a comment.
11964 2005-01-31 Steven Bosscher <stevenb@suse.de>
11967 * c-decl.c (start_decl): Do not warn about arrays of elements with
11968 an incomplete type here.
11969 (grokdeclarator): Do it here by making a pedwarn an error.
11970 * c-typeck.c (push_init_level): If there were previous errors with
11971 the constructor type, do not warn about braces for initializers.
11972 (process_init_element): Likewise for excess initializer elements.
11974 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
11976 * cse.c (delete_trivially_dead_insn): Don't iterate.
11978 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
11980 * config/rs6000/rs6000.md (copysignsf3): New expand.
11981 (copysigndf3): Likewise.
11983 2005-01-31 Steven Bosscher <stevenb@suse.de>
11985 * recog.c (constrain_operands): Only look for earlyclobber operand
11986 conflicts if an '&' constraint was seen.
11988 2005-01-31 Marc Espie <espie@openbsd.org>
11990 * config.gcc: Don't include embedded systems fragment, switches default
11991 debugging format to ELF.
11992 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
11993 longer pick it up there.
11995 2005-01-31 Dale Johannesen <dalej@apple.com>
11997 * doc/extend.texi (nested functions): Fix linkage description.
11998 Clarify that static is not allowed.
12000 2005-01-31 Dale Johannesen <dalej@apple.com>
12002 * config/rs6000/darwin.md (movsf_low_di): Make work.
12003 (movdf_low_di): Make work.
12005 2005-01-31 Dale Johannesen <dalej@apple.com>
12007 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
12008 Make work for 64 bit.
12010 2005-01-31 Roger Sayle <roger@eyesopen.com>
12011 Dale Johannesen <dalej@apple.com>
12013 PR middle-end/19650
12014 * fold-const.c (fold_binary_op_with_conditional_arg):
12015 Make types match original operands, before STRIP_NOPS.
12017 2005-01-31 Alan Modra <amodra@bigpond.net.au>
12019 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
12020 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
12021 (struct gcc_sigcontext): Delete. Merge contents to..
12022 (struct gcc_ucontext): ..here.
12023 (get_sigcontext): Delete.
12024 (get_regs): New function, like get_sigcontext but return regs ptr.
12025 64-bit version finds regs from r1 to support vdso.
12026 (ppc_linux_aux_vector): New function.
12027 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
12030 2005-01-31 Ira Rosen <irar@il.ibm.com>
12032 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
12034 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
12035 redundant fold. Fix misalignment for MINUS_EXPR.
12036 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
12037 (vect_analyze_pointer_ref_access): Likewise.
12038 (vect_get_memtag_and_dr): Likewise.
12040 2005-01-31 Richard Henderson <rth@redhat.com>
12042 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
12043 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
12044 absnegdf2_i387, absnegxf2_i387): Likewise.
12046 2005-01-31 Richard Henderson <rth@redhat.com>
12049 * optabs.c (expand_copysign_absneg): New.
12050 (expand_copysign_bit): Split out from ...
12051 (expand_copysign): ... here. Use expand_copysign_absneg.
12053 2005-01-30 Roger Sayle <roger@eyesopen.com>
12055 PR middle-end/19697
12056 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
12057 constant as the second operand and a register as the third.
12059 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
12062 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
12063 that dllimport'd functions do not use all call-clobbered registers
12064 to pass parameters.
12066 2005-01-30 Richard Henderson <rth@redhat.com>
12069 * optabs.c (expand_absneg_bit): Split out from expand_unop and
12070 expand_abs_nojump and generalize. Use operand_subword and
12071 emit_no_conflict_block. Support large modes.
12072 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
12074 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
12075 negation to subtraction.
12076 (expand_copysign): Check that the format has signed zeros.
12077 Use operand_subword and emit_no_conflict_block. Support large modes.
12079 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
12081 Fix PR tree-optimization/19624
12083 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
12084 * tree-ssa-pre.c: Add cfgloop.h.
12086 (pre_stats): New member, constified.
12087 (inserted_exprs): New static variable.
12088 (NECESSARY): New macro.
12089 (create_expression_by_pieces): Fold the expression, and
12090 mark it as defaulting to not necessary. Also put in
12092 (fully_constant_expression): New function.
12093 (insert_into_preds_of_block): Modify to not insert phis when we
12094 are playing with induction variables.
12095 Push phis onto the inserted_exprs vector, and mark them as not
12096 necessary by default.
12097 (insert_aux): Call fully_constant_expression on eprime.
12098 If all edges produce the same value, mark it constant.
12099 (mark_operand_necessary): New function.
12100 (remove_dead_inserted_code): New function.
12101 (init_pre): Init loop optimizer to get loop info.
12102 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
12103 (execute_pre): Commit edge inserts, then remove dead code.
12105 2005-01-30 Richard Henderson <rth@redhat.com>
12107 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
12108 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
12110 2005-01-30 Richard Henderson <rth@redhat.com>
12113 * config/i386/i386.c (ix86_expand_copysign): New.
12114 (ix86_split_copysign_const): New.
12115 (ix86_split_copysign_var): Rename from ix86_split_copysign,
12116 rearrange op1/nmask operands.
12117 * config/i386/i386-protos.h: Update.
12118 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
12119 (copysigndf3): Likewise.
12120 (copysignsf3_const, copysigndf3_const): New.
12121 (copysignsf3_var): Rename from copysignsf3, split out splitter
12122 and fix split predicate for X constraint.
12123 (copysigndf3_var): Similarly.
12125 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
12127 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
12128 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
12129 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
12131 2005-01-29 Richard Henderson <rth@redhat.com>
12134 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
12135 of # and * in constraints.
12137 2005-01-29 Richard Henderson <rth@redhat.com>
12139 PR middle-end/19689
12140 * expr.c (store_field): Don't strip sub-mode cast when the input
12141 data is even smaller.
12143 2005-01-29 Richard Henderson <rth@redhat.com>
12145 PR middle-end/19687
12146 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
12149 2005-01-29 Richard Henderson <rth@redhat.com>
12151 * combine.c (make_field_assignment): Fix argument order
12154 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
12156 PR tree-optimization/15791
12157 * fold-const.c (extract_array_ref): New function.
12158 (fold): Fold comparisons between &a[i] and &a[j] or
12159 semantically equivalent trees.
12161 2005-01-29 Jeff Law <law@redhat.com>
12163 * gcse.c (insert_expr_in_table): Revamp handling of available
12164 and anticipatable occurrence lists to avoid unnecessary list
12166 (insert_set_in_table): Similarly.
12168 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
12170 * c-common.c (fix_string_type): Just use c_build_qualified_type to
12172 (c_build_qualified_type): Build qualified array types with
12173 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
12174 * c-decl.c (c_make_fname_decl): Build unqualified array type
12175 before qualified type.
12176 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
12177 type is qualified, not just if type itself is. Don't apply
12178 qualifiers to array type when declarator is processed. Apply
12179 qualifiers to field type whether or not it is an array type.
12180 Don't handle array types specially for applying qualifiers to
12182 * c-typeck.c (composite_type): Build unqualified element type and
12183 array type when forming composite of array types.
12184 (common_pointer_type, comptypes, comp_target_types,
12185 type_lists_compatible_p, build_indirect_ref, build_array_ref,
12186 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
12188 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
12189 (args2) in variables a1 and a2.
12191 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
12193 * cse.c (n_elements_made, max_elements_made): Remove.
12194 (insert): Don't touch n_elements_made.
12195 (cse_main): Don't touch n_elements_made or max_elements_made.
12197 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
12200 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
12201 configuration part of dp-bit.c to be lost.
12203 2005-01-28 Roger Sayle <roger@eyesopen.com>
12205 * expmed.c (expand_mult_highpart_optab): When attempting to use
12206 a non-widening multiplication in a wider mode, the operands need
12207 to be converted (zero or sign extended) to that mode.
12209 2005-01-28 Ian Lance Taylor <ian@airs.com>
12211 PR middle-end/16558
12212 PR middle-end/19583
12213 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12214 through if both operands fall through.
12216 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12218 * cse.c (fold_rtx) <PC>: Don't optimize.
12220 2005-01-28 Jeff Law <law@redhat.com>
12222 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
12223 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
12225 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
12227 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
12228 cse_reg_info_used_list_end): Remove.
12229 (cse_reg_info_list, cse_reg_info_list_free): New.
12230 (get_cse_reg_info): When allocating an instance of
12231 cse_reg_info, add it to the beginning of the cse_reg_info_list
12232 list. Remove code to maintain cse_reg_info_used_list.
12233 (new_basic_block): Reset the free list to the beginning of
12236 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
12238 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
12239 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
12240 (frv_expand_mdpackh_builtin): New function.
12241 (frv_expand_builtin): Use it to expand __MDPACKH.
12242 * doc/extend.texi (__MDPACKH): Update documentation.
12244 2005-01-28 Uros Bizjak <uros@kss-loka.si>
12246 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
12247 SSE_FLOAT_MODE_P for use_sse computation.
12249 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
12252 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
12254 2005-01-27 Richard Henderson <rth@redhat.com>
12256 * builtins.c (expand_builtin_copysign): New.
12257 (expand_builtin): Call it.
12258 * genopinit.c (optabs): Add copysign_optab.
12259 * optabs.c (init_optabs): Initialize it.
12260 (expand_copysign): New.
12261 * optabs.h (OTI_copysign, copysign_optab): New.
12262 (expand_copysign): Declare.
12264 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12265 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
12267 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
12268 (ix86_expand_fp_absneg_operator): ... here.
12269 (ix86_split_copysign): New.
12270 * config/i386/i386-protos.h: Update.
12271 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
12272 (copysignsf3, copysigndf3): New.
12274 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
12275 (copysignsf3, ncopysignsf3): New.
12276 (copysigndf3, ncopysigndf3): New.
12277 (copysignxf3, ncopysignxf3): New.
12278 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
12280 2005-01-27 Arend Bayer <arend.bayer@web.de>
12281 Kazu Hirata <kazu@cs.umass.edu>
12283 * cse.c: (find_best_addr): Don't call copy_rtx before calling
12284 fold_rtx. Save cost recomputation if fold_rtx did nothing.
12285 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
12288 2005-01-27 Jeff Law <law@redhat.com>
12290 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
12291 definitions of SSA_NAMEs which are not being rewritten.
12292 (rewrite_ssa_into_ssa): Only initialize the current definition
12293 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
12294 If checking is enabled, assert that SSA_NAME_AUX is clear for all
12295 SSA_NAMEs before returning.
12297 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
12299 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
12300 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
12301 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
12302 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
12303 config/mips/iris6.h, config/sh/sh.c: Update copyright.
12305 2005-01-27 Steven Bosscher <stevenb@suse.de>
12307 PR middle-end/17278
12308 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
12309 higher to -O2 and higher. Likewise for tree PRE.
12310 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
12313 2005-01-27 Ian Lance Taylor <ian@airs.com>
12315 PR middle-end/19583
12316 * gimple-low.c (try_catch_may_fallthru): New static function.
12317 (block_may_fallthru): Handle TRY_CATCH_EXPR.
12318 * tree-inline.c (expand_call_inline): Don't warn about reaching
12319 the end of a non-void function being inlined if the function uses
12322 2005-01-27 Jakub Jelinek <jakub@redhat.com>
12324 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
12327 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
12328 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
12329 (implicitly_declare): Handle error_mark_node.
12331 2005-01-27 Richard Henderson <rth@redhat.com>
12334 * tree.h (struct tree_decl): Add debug_expr_is_from.
12335 (DECL_DEBUG_EXPR_IS_FROM): New.
12336 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
12337 * dwarf2out.c (dwarf2out_var_location): Update to match.
12338 * tree-outof-ssa.c (create_temp): Likewise.
12339 * var-tracking.c (track_expr_p): Likewise.
12340 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
12341 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12342 * toplev.c (default_tree_printer): Likewise.
12344 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
12346 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
12347 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
12349 2005-01-27 Steven Bosscher <stevenb@suse.de>
12351 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
12352 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
12353 ASM_CLOBBERS): Add tree checks.
12355 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
12356 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
12357 * c-common.def (SWITCH_STMT): Update to match.
12358 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
12359 macros instead of SWITCH_EXPR ones.
12360 * c-dump.c (c_dump_tree): Likewise.
12361 * c-gimplify.c (gimplify_switch_stmt): Likewise.
12362 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
12364 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
12366 2005-01-27 Alan Modra <amodra@bigpond.net.au>
12368 * unwind-dw2.c (execute_stack_op): Add missing cases for
12369 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
12371 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
12373 * config.gcc (Obsolete configurations): Remove 'dummy', add
12374 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
12377 2005-01-26 Diego Novillo <dnovillo@redhat.com>
12379 PR tree-optimization/19633
12380 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
12382 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
12383 are no call-clobbered variables.
12384 * tree-outof-ssa.c (check_replaceable): Return false for calls
12387 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
12389 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
12390 even for variables with NULL DECL_INITIAL.
12392 2005-01-26 Stuart Hastings <stuart@apple.com>
12394 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
12396 2005-01-26 Richard Henderson <rth@redhat.com>
12398 PR middle-end/18008
12399 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12401 * expr.c (store_field): Strip conversions to odd-bit-sized types
12402 if the destination field width matches.
12404 2005-01-26 Richard Henderson <rth@redhat.com>
12406 * c-decl.c, expmed.c, expr.c: Revert last change.
12408 2005-01-26 Richard Henderson <rth@redhat.com>
12410 PR middle-end/18008
12411 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
12413 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
12414 if we don't need the bits above those present in the current mode.
12415 * expr.c (store_field): Strip conversions to odd-bit-sized types
12416 if the destination field width matches.
12418 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12420 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12421 either -ffast-math or -funsafe-math-optimizations is in use.
12423 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
12427 * config/avr/avr.c (notice_update_cc): Only set condition code for
12428 ashrqi3 if shift count > 0.
12429 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
12430 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
12431 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
12432 count <= 0 as a no-op, and shift count >= width by copying zero
12433 or sign bit to all bits of the result.
12434 * config/avr/avr.md (all shifts): Add alternatives for zero shift
12435 count, with attribute "length" set to 0 and "cc" set to "none".
12437 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12439 * doc/invoke.texi: Document -mTLS.
12441 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
12442 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
12443 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
12444 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
12445 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
12446 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
12447 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
12448 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
12450 * configure.ac: Check for a TLS capable gas.
12452 * configure: Regenerate.
12454 2005-01-26 Richard Henderson <rth@redhat.com>
12456 PR middle-end/18008
12457 * combine.c (make_field_assignment): Simplify store to zero_extract
12458 from a source with an overlapping mask.
12460 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
12462 2004-11-11 Eric Christopher <echristo@redhat.com>
12464 * config/frv/frv.md: Add fr400_integer automaton. Don't
12465 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
12468 2005-01-26 Steven Bosscher <stevenb@suse.de>
12470 PR middle-end/16585
12471 * cfgbuild.c (make_edges): Do not clear or set
12472 current_function_has_computed_jump.
12473 * function.h (struct function): Remove the has_computed_jump field.
12474 (current_function_has_computed_jump): Do not define.
12475 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
12476 in a computed jump. Ignore current_function_has_computed_jump.
12478 2005-01-26 Richard Henderson <rth@redhat.com>
12480 PR middle-end/19515
12481 * expr.c (categorize_ctor_elements): New argument p_must_clear.
12482 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
12484 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
12485 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
12486 objects into static storage if they have more than one non-zero value.
12487 * tree.h (categorize_ctor_elements): Update decl.
12489 2005-01-26 Steven Bosscher <stevenb@suse.de>
12491 PR middle-end/19616
12492 * tree.h (CALL_EXPR_TAILCALL): Add comment.
12493 * calls.c (check_sibcall_argument_overlap_1): Revert the change
12494 to this function from 2004-07-10.
12495 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
12496 the current function for tail call optimizations if the address
12497 of one of it its arguments is taken.
12499 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
12501 * cse.c (fold_rtx): Call equiv_constant only when necessary.
12503 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
12505 * function.c (expand_function_end): If current_function_calls_alloca,
12506 emit stack restore in a place that is reached when the function falls
12507 through at the end.
12509 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
12511 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
12512 rule to avoid matching inappropriate suffix rule.
12514 2005-01-26 Jan Hubicka <jh@suse.cz>
12516 PR tree-optimization/19241
12517 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
12519 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12521 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
12522 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
12524 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
12525 <sim*>: Always use crt1.o, regardless of N in simN.
12526 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12527 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
12528 (CRT_CALL_STATIC_FUNCTION): Remove.
12529 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
12530 use crt1.o, regardless of N in simN.
12531 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
12532 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
12533 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
12534 case isystem setting.
12535 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
12537 2005-01-25 Ian Lance Taylor <ian@airs.com>
12539 * gimple-low.c (block_may_fallthru): Correct handling of
12540 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
12542 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
12544 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
12545 handlers to match indentation; nested under the mtune=* handler.
12546 Similar for mcpu= and march=.
12548 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
12550 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
12551 * config/mips/linux64.h (LIB_SPEC): Likewise.
12552 * config/mn10300/linux.h (LIB_SPEC): Likewise.
12553 * config/sh/linux.h (LIB_SPEC): Likewise.
12555 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
12557 * config/frv/frv.c (frv_legitimize_tls_address): New.
12558 (TARGET_HAVE_TLS): Define.
12559 (FRV_SYMBOL_REF_TLS_P): Define.
12560 (frv_override_options): Handle new register classes.
12561 (frv_legitimate_address_p): Reject tls addresses.
12562 (frv_legitimize_address): Handle TLS addresses.
12563 (gen_inlined_tls_plt): New.
12564 (gen_tlsmoff): New.
12565 (frv_legitimize_tls_address): New.
12566 (unspec_got_name): Add TLS entries.
12567 (got12_operand): Add R_FRV_TLSMOFF12 case.
12568 (frv_emit_move): Fixup TLS addresses.
12569 (frv_emit_movsi): Legitimize TLS addresses.
12571 * config/frv/frv.h (MASK_BIG_TLS): New.
12572 (TARGET_BIG_TLS): New.
12573 (HAVE_AS_TLS): Define.
12574 (TARGET_SWITCHES): Add -mTLS and -mtls options.
12575 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
12576 (REG_CLASS_NAMES): Same.
12577 (REG_CLASS_CONTENTS): Same.
12578 (CONSTRAINT_LEN): New.
12579 (REG_CLASS_FROM_CONSTRAINT): New.
12580 (PREDICATE_CODES): Add symbolic_operand.
12582 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
12583 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
12584 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
12585 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
12586 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
12587 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
12588 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
12589 GR9_REG, GR14_REG, LRREG.
12590 (type): Add load_or_call attribute.
12591 ("load_or_call"): New reservation.
12592 ("call_gettlsoff"): New.
12593 ("tls_indirect_call"): New.
12594 ("tls_load_gottlsoff12"): New.
12595 ("tlsoff_hilo"): New.
12596 ("tls_tlsdesc_ldd"): New.
12597 ("tls_tlsoff_ld"): New.
12600 * config/frv/frv-protos.h (symbolic_operand): Protoize.
12602 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
12604 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
12605 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
12606 * config/frv/frv.c (TLS_BIAS): Define.
12607 (frv_output_dwarf_dtprel): New.
12609 2005-01-26 Jakub Jelinek <jakub@redhat.com>
12611 PR rtl-optimization/19579
12612 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
12613 both A and B, see if they don't clobber registers the other expr uses.
12615 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
12617 * real.c (do_add): Initialize signalling and canonical members.
12619 * real.c (real_from_integer): Zero out destination.
12621 2005-01-18 Jan Hubicka <jh@suse.cz>
12623 PR tree-optimize/19337
12624 * tree-inline.c (initialize_inlined_parameters): Copy
12625 saved_static_chain_decl only.
12627 2005-01-25 Richard Henderson <rth@redhat.com>
12631 * config/i386/i386.c (x86_inter_unit_moves): Zero.
12632 (ix86_preferred_reload_class): Rewrite fp-constant section, with
12633 80387 enabled, to return a proper subclass. Return the subset that
12634 overlaps with GENERAL_REGS for PLUS.
12635 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
12637 2005-01-25 Richard Henderson <rth@redhat.com>
12639 PR middle-end/19609
12640 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
12642 2005-01-25 Roger Sayle <roger@eyesopen.com>
12644 * expmed.c (choose_multiplier): Change interface to return the
12645 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
12646 (expand_divmod): Update calls to choose_multiplier.
12648 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12650 PR middle-end/19330
12651 * expmed.c (extract_bit_field): Use adjust_address instead of
12652 gen_lowpart when op0 is a MEM.
12654 2005-01-24 Steven Bosscher <stevenb@suse.de>
12656 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
12658 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12660 * config/mips/irix-csr.c: New file.
12661 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12662 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12663 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12666 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
12669 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
12670 sparc/elf.h, add sparc/sp-elf.h.
12671 (sparc-*-rtems*): Likewise.
12672 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
12673 tm-dwarf2.h, add sparc/sp-elf.h.
12674 (sparc86x-*-elf): Likewise.
12675 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
12676 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
12677 TARGET_OS_CPP_BUILTINS.
12678 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12679 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
12681 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
12682 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
12683 (SWITCH_TAKES_ARG): Likewise.
12684 (LOCAL_LABEL_PREFIX): Likewise.
12685 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
12686 (TARGET_N_FORMAT_TYPES): Delete.
12687 (TARGET_FORMAT_TYPES): Likewise.
12688 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
12689 * config/sparc/elf.h: Delete.
12690 * config/sparc/sp-elf.h: New file.
12692 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
12694 * tree-flow-inline.h (phi_arg_from_edge): Remove.
12695 * tree-flow.h: Remove the corresponding prototype.
12696 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
12697 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
12699 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12702 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
12703 for AIX ABI or ELF -fPIC.
12704 (rs6000_emit_load_toc_table): Don't create toc_section here.
12705 (rs6000_xcoff_file_start): Nor here.
12707 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
12709 * sh.c (ra.h): Don't #include.
12710 (hard_regs_intersect_p): New function, resurrected from ra.c.
12712 * sh.c: Fix 1996 Copyright.
12714 2005-01-24 Richard Henderson <rth@redhat.com>
12715 Aldy Hernandez <aldyh@redhat.com>
12717 * regrename.c (note_sets): Handle subregs.
12719 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
12722 * genconditions.c (write_header, write_conditions): Elide file if
12725 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
12727 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
12728 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
12731 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12733 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
12734 expand_builtin_printf, expand_builtin_fprintf,
12735 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
12736 checking against POINTER_TYPE.
12737 (validate_arglist): Handle POINTER_TYPE code by checking
12740 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
12742 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
12743 init_rtlanal): New.
12744 (for_each_rtx): Call for_each_rtx_1.
12745 * rtl.h (init_rtlanal): Declare.
12746 * toplev.c (backend_init): Call init_rtlanal.
12748 2005-01-24 Jakub Jelinek <jakub@redhat.com>
12750 * flow.c (propagate_one_insn): Formatting.
12752 PR middle-end/19551
12753 * flow.c (libcall_dead_p): Be more conservative if unsure.
12754 If there are any instructions between insn and call, see if they are
12755 all dead before saying the libcall is dead.
12757 2005-01-24 Uros Bizjak <uros@kss-loka.si>
12759 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
12760 operand constraint for operand 0.
12762 2005-01-23 Richard Henderson <rth@redhat.com>
12765 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
12766 edges leading to join block.
12768 2005-01-23 Roger Sayle <roger@eyesopen.com>
12770 * expmed.c (expand_mult_highpart): Make static. Change type of
12771 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
12772 (expand_divmod): Updates calls to expand_mult_highpart by using
12773 gen_int_mode to pass a CONST_INT rtx.
12774 * rtl.h (expand_mult_highpart): Remove prototype.
12776 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12778 * flow.c (regset_bytes, regset_size): Remove.
12780 * cfganal.c: Fix a reference to Harvey's paper.
12782 2005-01-23 Steven Bosscher <stevenb@suse.de>
12784 PR rtl-optimization/19464
12785 * tree-optimize.c (init_tree_optimization_passes): Add one more
12786 copyrename pass just before out-of-ssa.
12788 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
12791 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
12792 * ggc-none.c (ggc_free): Define.
12794 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12796 * cse.c (max_reg, max_insn_uid): Remove.
12797 (cse_main): Don't access max_reg or max_insn_uid.
12799 * c-common.c (explicit_flag_signed_bitfields,
12800 lang_statement_code_p, lang_expand_function_end): Remove.
12801 * c-common.h: Remove the corresponding declarations.
12802 * c-opts.c (c_common_handle_option): Remove all write access
12803 to explicit_flag_signed_bitfields.
12805 * cgraph.c (cgraph_varpool_n_nodes): Remove.
12806 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
12807 * cgraph.h: Remove the corresponding declaration.
12809 * gcse.c (null_pointer_info): Remove.
12811 2005-01-23 Roger Sayle <roger@eyesopen.com>
12812 Eric Botcazou <ebotcazou@libertysurf.fr>
12814 * combine.c (simplify_logical): Only simplify logical expressions
12815 of the form ior(and(x,y),z) by the inverse distributive law if the
12816 result is cheaper than the original.
12818 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
12820 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
12821 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
12822 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
12823 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
12824 config/freebsd-spec.h, config/arm/arm.h,
12825 config/h8300/h8300.md, config/i386/i386.md,
12826 config/i386/predicates.md, config/i386/sse.md,
12827 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
12828 config/vax/vax.md: Fix comment typos. Follow spelling
12831 2005-01-23 Steven Bosscher <stevenb@suse.de>
12833 * gengtype.c (walk_type): Produce `not equal to' compares for loop
12834 tests, instead of `less than'.
12836 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
12838 * function.c (assign_parm_setup_block): When creating a new stack slot
12839 for a parameter, get its alignment from the parameter's DECL_ALIGN
12840 rather than the type's TYPE_ALIGN. Make sure that the parameter
12841 is at least word aligned.
12843 2005-01-22 Roger Sayle <roger@eyesopen.com>
12845 PR middle-end/19378
12846 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
12848 2005-01-22 Richard Henderson <rth@redhat.com>
12851 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
12852 in both compare operands.
12853 (movdfcc_1_sse_max): Likewise.
12854 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
12855 (movdfcc_1_sse): Likewise.
12856 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
12857 scratch register as needed.
12859 2005-01-22 Richard Henderson <rth@redhat.com>
12861 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
12863 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
12865 2005-01-22 Richard Henderson <rth@redhat.com>
12867 * genopinit.c (optabs): Use smin/smax for floating point too.
12868 * doc/md.texi: Update to match. Clarify that floating point
12869 results are undefined for +0/-0 and NaN.
12870 * doc/rtl.texi: Likewise.
12871 * rtl.def (SMIN, SMAX): Likewise
12872 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
12874 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
12875 leading 's' to the name.
12876 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
12877 smaxxf3, sminxf3): Likewise.
12878 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
12881 2005-01-22 Paul Brook <paul@codesourcery.com>
12883 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
12885 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
12887 * config/s390/s390.c (struct processor_costs): New fields
12888 dlgr, dlr, dr, dsgfr, dsgr.
12889 (z900_cost, z990_cost): Values for new fields.
12890 (s390_rtx_costs): New cases MEM und COMPARE in switch
12891 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
12892 DIV, MOD, UDIV, UMOD.
12894 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
12896 * config/s390/s390.md ("doloop_si64"): Reload input value directly
12897 into the register being decremented.
12898 ("doloop_si31", "doloop_di"): Likewise.
12899 ("*doloop_si_long"): Adapt pattern.
12901 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
12903 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
12905 (CLASS_MAX_NREGS): Likewise.
12907 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
12909 * doc/tree-ssa.texi (Statement Operands): Add example for new
12910 must-def macro. Note deprecation of old operands interface.
12912 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
12914 PR tree-optimization/19484
12915 * tree-cfg.c (remove_fallthru_edge): New function.
12916 (cleanup_control_flow): Remove fallthru edges from calls that are
12917 now known not to return.
12919 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
12921 Fix PR tree-optimization/19038
12922 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
12923 copies with loop variant ones.
12925 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
12927 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
12928 config/alpha/alpha-protos.h, config/alpha/alpha.h,
12929 config/alpha/alpha.md, config/alpha/predicates.md,
12930 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
12931 config/sparc/sol2.h: Update copyright.
12933 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
12934 first label to see if it is a nonlocal label.
12936 2005-01-22 David Edelsohn <edelsohn@gnu.org>
12937 Andrew Pinski <pinskia@physics.uc.edu>
12940 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
12941 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
12943 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
12945 * config/rs6000/rtems.h: Update copyright.
12947 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
12950 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
12951 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
12952 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
12954 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
12957 * c-typeck.c (convert_arguments): Check for error_mark_node.
12959 2005-01-21 Ian Lance Taylor <ian@airs.com>
12961 PR tree-optimization/13000
12962 * tree-inline.c: Include "tree-flow.h".
12963 (expand_call_inline): If warn_return_type, warn if non-void inline
12964 function falls through.
12965 * tree-cfg.c (execute_warn_function_return): Don't warn about
12966 control reaching end if TREE_NO_WARNING is set. Set
12968 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
12970 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
12971 branch if we don't need one.
12972 * c-typeck.c: Include "tree-flow.h"
12973 (c_finish_bc_stmt): Don't add a goto if the current statement
12974 list doesn't fall through to the current point.
12976 2005-01-21 Roger Sayle <roger@eyesopen.com>
12978 PR rtl-optimization/576
12979 * real.c (real_arithmetic): Change return type from void to bool
12980 to return an indication that the result may be inexact.
12981 * real.h (real_arithmeric): Update prototype.
12982 * fold-const.c (const_binop): Don't constant fold floating
12983 point expressions when the user specifies -frounding-math and
12984 the result may depend upon the run-time rounding mode.
12985 (fold_convert_const_real_from_real): Clean-up.
12986 (fold_initializer): Ignore flag_rounding_math for initializers.
12987 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
12988 constant fold FP operations with flag_rounding_math if the
12989 result may depend upon the run-time rounding mode.
12991 2005-01-21 Tom Tromey <tromey@redhat.com>
12993 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
12995 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
12997 * tree-cfg.c: Fix comment typos.
12999 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
13001 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
13002 around the call to rest_of_handle_branch_target_load_optimize.
13004 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
13006 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
13007 (sparc64-*-openbsd*): Likewise.
13008 (sparclite-*-elf*): Include tm-dwarf2.h.
13009 (sparc86x-*-elf*): Likewise.
13010 (sparc64-*-elf*): Likewise.
13011 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
13012 (DBX_DEBUGGING_INFO): Likewise.
13013 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
13014 (PREFERRED_DEBUGGING_TYPE): Likewise.
13015 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
13016 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
13017 (PREFERRED_DEBUGGING_TYPE): Likewise.
13018 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
13019 (PREFERRED_DEBUGGING_TYPE): Likewise.
13020 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
13022 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
13025 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
13027 2005-01-20 Paul Brook <paul@codesourcery.com>
13029 * doc/rtl.texi: Document value extension requirements for CONST_INT.
13031 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13033 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
13034 label is first in a sequence of labels.
13036 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
13038 2005-01-20 Janis Johnson <janis187@us.ibm.com>
13039 Giovanni Bajo <giovannibajo@gcc.gnu.org>
13041 * doc/sourcebuild.texi (Test Directives): New.
13043 2005-01-20 Roger Sayle <roger@eyesopen.com>
13045 * real.c (real_floor): Don't leave the result uninitialized when
13046 mode is VOIDMode, but return the unrounded intermediate value.
13047 (real_ceil): Likewise.
13049 2005-01-20 Paul Brook <paul@codesourcery.com>
13051 * config/arm/arm.md (insv): Use gen_int_mode.
13053 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
13055 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
13056 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13057 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13058 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13059 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
13061 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
13064 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
13065 fbreg, so we have to assume we can't.
13066 (loc_descriptor_from_tree_1): Ditto.
13067 (containing_function_has_frame_base): New function.
13068 (add_location_or_const_value_attribute): Use it.
13069 Also try to generate a frame_base from a single element location
13072 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13074 PR tree-optimization/15349
13075 * timevar.def (TV_TREE_MERGE_PHI): New.
13076 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
13078 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
13079 calls to tree_forwarder_block_p.
13080 (remove_forwarder_block_with_phi, merge_phi_nodes,
13081 gate_merge_phi, pass_merge_phi): New.
13082 * tree-optimize.c (init_tree_optimization_passes): Add
13084 * tree-pass.h: Add an extern for pass_merge_phi;
13086 2005-01-20 Richard Henderson <rth@redhat.com>
13089 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
13090 (_mm_castps_pd, _mm_castps_si128): New.
13091 (_mm_castsi128_ps, _mm_castsi128_pd): New.
13093 2005-01-20 Richard Henderson <rth@redhat.com>
13096 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
13097 __builtin_ia32_vec_init_v2si.
13098 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
13099 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
13100 (ix86_init_mmx_sse_builtins): Create it.
13101 (ix86_expand_builtin): Expand it.
13102 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
13103 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
13104 (vec_extractv2si_0, vec_extractv2si_1): New.
13106 2005-01-20 Richard Henderson <rth@redhat.com>
13109 * config/i386/i386.c (ix86_expand_push): New.
13110 * config/i386/mmx.md (push<MMXMODE>1): New.
13111 * config/i386/sse.md (push<SSEMODE>1): New.
13112 * config/i386/i386-protos.h: Update.
13114 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
13116 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
13119 2005-01-20 Richard Henderson <rth@redhat.com>
13121 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
13122 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
13124 2005-01-19 Richard Henderson <rth@redhat.com>
13127 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
13128 to V4SFmode in SSE1 fallback load path.
13130 2005-01-19 Richard Henderson <rth@redhat.com>
13132 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
13133 in QImode expansion to ix86_expand_vector_set.
13134 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
13136 2005-01-19 Richard Henderson <rth@redhat.com>
13139 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
13140 subclass of the input class.
13141 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
13142 Always true for cross-SSE1 classes. Rationalize conditionals.
13143 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
13144 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
13145 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
13146 (movdi_2): Add MMX/SSE zeros.
13147 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
13148 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
13149 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13150 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
13151 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
13152 (zero_extendsidi2_rex64_1): Remove.
13153 (MOV0 peephole): Check GENERAL_REG_P.
13155 2005-01-19 Richard Henderson <rth@redhat.com>
13158 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
13160 (ix86_expand_vector_extract): Likewise.
13162 2005-01-19 Richard Henderson <rth@redhat.com>
13164 PR middle-end/19304
13165 * expr.c (emit_move_change_mode): New argument force; use
13166 simplify_gen_subreg if true.
13167 (emit_move_via_alt_mode): Merge into ...
13168 (emit_move_via_integer): ... here.
13169 (emit_move_ccmode): Use emit_move_change_mode directly.
13171 2005-01-19 Richard Henderson <rth@redhat.com>
13174 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
13175 (alpha_preferred_reload_class): Handle CONST_VECTOR.
13176 (alpha_emit_set_const_1): Add no_output parameter; don't emit
13178 (alpha_emit_set_const): Likewise. Make static.
13179 (alpha_emit_set_long_const): Make static.
13180 (alpha_extract_integer): Split out from alpha_expand_mov.
13181 (alpha_split_const_mov): Likewise.
13182 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
13183 (alpha_legitimate_constant_p): New.
13184 * config/alpha/alpha-protos.h: Update.
13185 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
13186 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
13187 * config/alpha/alpha.md (movsi): Add n alternative.
13188 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
13189 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
13190 (splitters for all of the above): Use alpha_split_const_mov.
13191 * config/alpha/predicates.md (non_add_const_operand): New.
13192 (non_zero_const_operand): New.
13193 (input_operand): Use alpha_legitimate_constant_p after reload.
13195 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13197 PR tree-optimization/19038
13198 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
13199 (add_candidate): Add ivs with increment in latch only if
13200 allow_ip_end_pos_p is true.
13201 (determine_iv_cost): Use empty_block_p.
13203 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
13205 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
13206 (compute_dominance_frontiers): Ditto.
13208 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
13211 * config/sh/t-rtems: New.
13212 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
13214 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
13216 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
13217 the offset of the selected field.
13219 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
13221 * tree-cfg.c (remove_forwarder_block): Fix the check to
13222 prevent a nonlocal label from appearing in the middle of a
13225 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
13227 PR rtl-optimization/19462
13228 * reorg.c (find_end_label): Create return insn only if
13229 current_function_epilogue_delay_list is empty.
13231 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
13233 * doc/passes.texi: Remove paragraph mentioning new-ra.
13235 2005-01-19 Jakub Jelinek <jakub@redhat.com>
13237 PR rtl-optimization/15139
13238 * combine.c: Include params.h.
13239 (count_rtxs): New function.
13240 (record_value_for_reg): If replace_rtx would replace at least
13241 2 occurrences of REG in VALUE and TEM is really large, replace REG with
13242 (clobber (const_int 0)) instead of TEM.
13243 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
13244 * params.h (MAX_LAST_VALUE_RTL): New.
13245 * Makefile.in (combine.o): Depend on $(PARAMS_H).
13246 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
13249 * c-typeck.c (digest_init): Only call build_vector if all constructor
13250 elements are *_CST nodes.
13251 * gimplify.c (gimplify_init_constructor): Likewise.
13253 PR middle-end/19164
13254 * c-typeck.c (digest_init): Only call build_vector if inside_init
13257 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13259 * toplev.c (init_asm_output): Remove dead #ifdef.
13261 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
13263 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
13265 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13267 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
13268 accessing DECL_FUNCTION_CODE.
13269 * dojump.c (do_jump): Likewise.
13270 * gimplify.c (gimplify_call_expr): Likewise.
13271 * predict.c (expr_expected_value): Likewise.
13272 (strip_builtin_expect): Likewise.
13273 * tree-inline.c (estimate_num_insns_1): Likewise.
13274 * tree-ssa-loop-im.c (stmt_cost): Likewise
13275 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
13276 (tree_expr_nonnegative_p): Likewise.
13278 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13280 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
13281 variant of the load_pcrel_sym pattern.
13282 * config/sparc/sparc.md (P macro): Move to the top.
13283 (load_pcrel_sym): Macroize using P.
13284 (save_register_window): Likewise.
13286 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
13288 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
13289 ("sordered"): Same.
13291 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
13294 * c-typeck.c (build_asm_expr): Strip nops off
13295 input memory operands.
13297 2005-01-18 David Edelsohn <edelsohn@gnu.org>
13299 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
13300 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
13301 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
13302 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
13304 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
13307 * config/i386/i386.c (override_options): If the 80387 is disabled,
13308 then do not return FP values using FP registers.
13310 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
13312 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
13313 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
13314 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
13315 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
13316 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
13317 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
13318 output.h, postreload-gcse.c, postreload.c, recog.c,
13319 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
13320 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
13321 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
13322 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
13323 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
13324 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
13325 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
13326 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
13328 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
13329 config/alpha/alpha.c, config/arm/vfp.md,
13330 config/i386/emmintrin.h, config/i386/i386-modes.def,
13331 config/i386/i386-protos.h, config/i386/i386.h,
13332 config/i386/pmmintrin.h, config/i386/ppro.md,
13333 config/i386/predicates.md, config/i386/xmmintrin.h,
13334 config/i860/i860.c, config/ia64/ia64-modes.def,
13335 config/ia64/ia64-protos.h, config/ia64/ia64.h,
13336 config/ia64/ia64.md, config/ia64/itanium1.md,
13337 config/ia64/itanium2.md, config/ia64/predicates.md,
13338 config/iq2000/iq2000.h, config/mips/linux64.h,
13339 config/rs6000/aix41.h, config/rs6000/aix43.h,
13340 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
13341 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
13342 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
13343 config/sparc/linux64.h, config/sparc/litecoff.h,
13344 config/sparc/sp64-elf.h, config/sparc/sparc.c,
13345 config/sparc/sparc.h, config/sparc/sparc.md,
13346 config/sparc/sysv4-only.h: Update copyright.
13348 2005-01-18 Richard Henderson <rth@redhat.com>
13351 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
13353 2005-01-18 Marc Espie <espie@openbsd.org>
13354 * config/i386/openbsdelf.h: Typo.
13356 2005-01-18 Richard Henderson <rth@redhat.com>
13358 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
13359 special case for sse.
13360 * config/i386/predicates.md (sse_comparison_operator): Likewise.
13362 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
13364 * tree-inline.c (estimate_num_insns_1): Added cases for
13365 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
13367 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
13369 PR rtl-optimization/19296
13370 * combine.c (simplify_comparison): Rewrite the condition under
13371 which a non-paradoxical SUBREG of a PLUS can be lifted when
13372 compared against a constant.
13374 2005-01-18 Andi Kleen <ak@muc.de>
13376 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
13377 * c.opt (-Wpointer-sign): Add.
13378 * doc/invoke.texi: (-Wpointer-sign): Add.
13380 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13382 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
13383 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
13384 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
13385 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
13386 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
13387 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
13388 for TARGET_MIX_SSE_I387.
13389 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
13390 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
13391 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
13392 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
13393 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
13394 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
13395 TARGET_MIX_SSE_I387.
13396 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
13399 2005-01-18 Uros Bizjak <uros@kss-loka.si>
13402 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
13403 Add movaps alternative for xmm reg->reg move.
13405 2005-01-17 Jeff Law <law@redhat.com>
13407 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
13408 at the end of the main DOM loop rather than just before DOM exits.
13410 2005-01-17 Diego Novillo <dnovillo@redhat.com>
13412 PR tree-optimization/19121
13413 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
13414 adding aliases to a name tag, also add them to the pointer's
13416 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
13417 sensitive alias info at all. Only check that the two pointers
13418 have compatible pointed-to sets.
13419 * tree-ssa.c (verify_name_tags): Verify that the alias set of
13420 a pointer's type tag is a superset of the alias set of the
13421 pointer's name tag.
13423 2005-01-17 James E Wilson <wilson@specifixinc.com>
13426 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
13427 comment to document why.
13429 2005-01-17 Richard Henderson <rth@redhat.com>
13431 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
13432 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
13433 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
13434 sse2_vmsminv2df3_finite): New.
13435 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
13436 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
13437 Force op1 into register.
13439 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
13441 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
13442 bubblestrap from always rebuilding build directory.
13444 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
13446 * config/s390/s390.md ("*clc"): Remove incorrect '='.
13447 ("*cmpmem_short"): Likewise.
13449 2005-01-17 Steven Bosscher <stevenb@suse.de>
13451 * basic-block.h: Document BB_* flags.
13452 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
13453 use an sbitmap instead.
13454 * sched-rgn.c (compute_trg_info): Likewise.
13456 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
13458 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
13459 redundant target_cpu_default and extra_parts lines. Use the default
13461 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
13462 (SUBTARGET_EXTRA_SPECS): Delete.
13463 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
13464 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
13465 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
13466 and "n32" for -mabi=n32.
13468 2005-01-17 Ian Lance Taylor <ian@airs.com>
13471 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
13472 fold constant variables into initial values.
13474 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13476 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
13478 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
13479 through the statements backward.
13481 2005-01-17 Ian Lance Taylor <ian@airs.com>
13483 PR middle-end/13127:
13484 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
13485 a variable set to the return value of the inlined function.
13487 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
13489 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
13490 when modes are tieable.
13492 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
13494 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
13495 of pthread_create to find out if threads are enabled.
13496 * gthr-posix95.h (__gthread_active_p): Likewise.
13498 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13500 * common.opt (-fnew-ra): Remove.
13502 * toplev.h (flag_new_regalloc): Remove.
13503 * Makefile.in (ra*.*): Don't mention.
13504 * passes.c (rest_of_handle_new_regalloc): Remove.
13505 (rest_of_handle_combine, rest_of_compilation): Always consider
13506 flag_new_regalloc as false.
13507 * doc/invoke.texi: Don't document -fnew-ra.
13509 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
13511 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
13512 last parameter to reg_scan.
13513 * loop.c (loop_optimize): Likewise.
13514 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
13515 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
13516 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
13517 rest_of_handle_gcse, rest_of_handle_loop_optimize,
13518 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
13519 * regclass.c (reg_scan): Likewise, for the declaration.
13520 * rtl.h (reg_scan): Likewise, for the prototype.
13522 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
13524 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
13525 mark_dfs_back_edges.
13527 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
13529 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
13530 (compute_avail): Uses don't go in tmp_gen.
13532 2005-01-16 Steven Bosscher <stevenb@suse.de>
13534 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
13535 loop to look for a free slot in a page entry.
13537 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13540 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
13541 * toplev.c (compile_file): Call process_pending_assemble_output_defs
13542 just before targetm.asm_out.file_end.
13543 * tree.h (process_pending_assemble_output_defs): Declare.
13544 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
13546 (assemble_alias): Defer generation of assembly code for defines when
13547 TARGET_DEFERRED_OUTPUT_DEFS is true.
13548 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13549 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
13550 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
13552 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13555 * pa.c (pa_scalar_mode_supported_p): New function.
13556 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
13557 * pa.h (MIN_UNITS_PER_WORD): Add comment.
13559 * pa-protos.h (prefetch_operand): Delete.
13560 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
13561 * pa.c (prefetch_operand): Delete.
13562 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
13563 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
13564 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
13565 and prefetch_nocc_operand.
13566 * pa.md (prefetch): Rework to avoid reload problems handling short
13567 displacements when a cache control completer needs to be provided.
13568 (prefetch_32, prefetch_64): Delete.
13569 (prefetch_cc, prefetch_nocc): New patterns.
13571 2005-01-15 David Edelsohn <edelsohn@gnu.org>
13573 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
13575 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13578 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
13579 exceeds maximum alignment for global common data.
13580 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
13581 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
13583 2004-01-15 Roger Sayle <roger@eyesopen.com>
13585 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
13587 2004-01-15 Roger Sayle <roger@eyesopen.com>
13589 * harg-reg-set.h (reg_class_names): Prototype global array.
13590 * regclass.c (reg_class_names): Declare here and initialize to
13592 (dump_regclass): Remove local declaration of reg_class_names.
13593 (regclass): Likewise.
13594 * cfg.c (dump_flow_info): Likewise.
13595 * ra-debug.c (reg_class_names): Likewise.
13596 * regrename.c (reg_class_names): Likewise.
13597 * reload.c (reg_class_names): Likewise.
13598 * reload1.c (spill_failure): Likewise.
13599 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
13601 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
13603 * config/s390/s390.md ("reload_outti"): Remove predicate for
13604 output operand. Abort if operand is not a MEM.
13605 ("reload_outdi", "reload_outdf"): Likewise.
13607 2005-01-15 Marc Espie <espie@openbsd.org>
13609 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
13610 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
13611 * config/openbsd.h: Fix C++ includes for native configurations.
13612 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
13613 Add trampoline support.
13614 * config/i386/openbsdelf.h: New.
13616 2005-01-15 Marc Espie <espie@openbsd.org>
13618 * collect2.c (main): Explicitly parse -dynamic-linker option.
13620 2005-01-15 Jakub Jelinek <jakub@redhat.com>
13622 PR tree-optimization/19060
13623 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
13624 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
13625 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
13626 and handle extract_range_from_cond returning false.
13627 * fold-const.c (fold): Optimize comparisons with min/max even for
13628 width > HOST_BITS_PER_WIDE_INT.
13630 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
13632 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
13633 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
13634 Remove little endian multilib variants.
13635 Add mips32 multilib variant.
13637 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
13639 * explow.c (copy_all_reg, stabilize): Remove.
13640 * expr.h: Remove the corresponding prototypes.
13642 * rtlanal.c (regs_set_between_p): Remove.
13643 * rtl.h: Remove the corresponding prototype.
13645 2005-01-14 David Edelsohn <edelsohn@gnu.org>
13647 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
13648 to rs6000_nonimmediate_operand.
13649 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
13650 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
13651 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
13652 rs6000_nonimmediate_operand.
13653 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
13654 rs6000_nonimmediate_operand.
13656 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
13658 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
13660 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13662 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
13664 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
13665 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
13667 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
13668 (rs6k_nonimmediate_operand): New.
13669 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
13671 (legitimate_lo_sum_address_p): Same.
13672 (rs6000_legitimize_address): Same.
13673 (rs6000_legitimize_reload_address): Same.
13674 (rs6000_legitimate_address): Same.
13675 (spe_build_register_parallel): Pass DF and DC modes in a DI
13678 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
13679 to rs6k_nonimmediate_operand.
13681 * config/rs6000/spe.md ("*frob_df_di"): New.
13682 ("*frob_di_df"): New.
13683 ("*frob_di_df_2"): New.
13684 ("*mov_sidf_e500_subreg0"): New.
13685 ("*mov_sidf_e500_subreg4"): New.
13686 ("*movdf_e500_double"): Change predicate to
13687 rs6k_nonimmediate_operand.
13689 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13691 * postreload.c (move2add_note_store): Only call
13692 trunc_int_for_mode on scalar integers.
13694 2005-01-14 Steven Bosscher <stevenb@suse.de>
13696 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
13697 replace BB_VISITED uses.
13698 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
13699 (propagate_necessity): Check the bitmap instead of BB_VISITED.
13700 (tree_dce_done): Free visited_control_parents.
13701 (perform_tree_ssa_dce): Allocate and clear it.
13702 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
13703 (compute_antic): Iterate from here using a DFS. Use an sbitmap
13704 instead of BB_VISITED.
13706 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
13708 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
13709 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
13710 Remove unused prototypes.
13712 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13714 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
13715 64-bit register usage.
13716 (spe_func_has_64bit_regs_p): Add FIXME note.
13718 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
13720 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
13721 flag_finite_math_only with flag_unsafe_math_optimizations.
13723 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
13725 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
13726 end-of-stack check.
13727 (__tpf_eh_return): Copy TPF private stack area from the module
13728 boundary stack frame. Add check for when module addresses are
13729 equal, but no stub address is found.
13731 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
13734 * arm.h (struct machine_function): Add call_via field.
13735 (thumb_call_via_label): Declare.
13736 * arm.c (thumb_call_via_label): New variable.
13737 (thumb_call_reg_needed): New variable.
13738 (arm_output_function_epilogue): For Thumb code, output any per-function
13739 call-indirect trampolines.
13740 (thumb_call_via_reg): New function.
13741 (arm_file_end): New function.
13742 (TARGET_ASM_FILE_END): Call arm_file_end.
13743 (aof_file_end): Likewise.
13744 * arm-protos.h (thumb_call_via_reg): Declare.
13745 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
13746 thumb_call_via_reg in normal case.
13748 2005-01-14 Jakub Jelinek <jakub@redhat.com>
13750 PR middle-end/19084
13751 PR rtl-optimization/19348
13752 * recog.c (peephole2_optimize): Do global life update if some peephole
13753 decides it doesn't need at least one of its inputs and that change
13754 influences liveness at the start of the basic block.
13756 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
13757 arguments instead of 1.
13759 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
13761 PR middle-end/18820
13762 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
13763 zero for nested functions needing a static chain or functions
13764 with a non-constant address.
13766 2005-01-13 Roger Sayle <roger@eyesopen.com>
13768 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
13769 (and (sign_extend X) C) into (zero_extend (and X C)).
13771 2005-01-13 David O'Brien <obrien@FreeBSD.org>
13773 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
13775 2005-01-13 Richard Henderson <rth@redhat.com>
13780 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
13781 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
13782 not just TARGET_SSE.
13783 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
13784 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
13785 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
13786 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
13787 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
13788 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
13789 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
13790 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
13791 (movdicc_c_rex64): Rename with '*'.
13792 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
13793 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
13794 (movsfcc_1_387): Rename from movsfcc_1.
13795 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
13796 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
13797 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
13798 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
13799 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
13800 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
13801 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
13802 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
13803 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
13804 sse_movdfcc_const0_4): Remove.
13805 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
13806 recognize min/max early. Update for changed sse cmove patterns.
13807 (ix86_split_sse_movcc): New.
13808 * config/i386/i386-protos.h: Update.
13810 2005-01-13 Steven Bosscher <stevenb@suse.de>
13812 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
13813 (fix_stmt_v_may_defs): Likewise.
13815 2005-01-13 Richard Henderson <rth@redhat.com>
13817 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
13818 for converting the mask.
13820 2005-01-13 David Edelsohn <edelsohn@gnu.org>
13822 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
13825 2005-01-13 Richard Henderson <rth@redhat.com>
13827 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
13828 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
13829 IX86_BUILTIN_MOVDQ2Q): Remove.
13830 (IX86_BUILTIN_VEC_EXT_V4SI): New.
13831 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
13832 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
13834 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
13835 (sse2_pextrw): Fix immediate constraint.
13836 (sse2_loadq, sse2_loadq_rex64): Remove.
13837 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
13838 Use __builtin_ia32_vec_ext_<size>.
13839 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
13841 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
13843 * function.c (assign_parm_setup_block): Look inside original
13844 entry_parm when inspecting PARALLEL.
13846 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
13847 Joel Sherrill <joel@oarcorp.com>
13850 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
13851 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
13852 rtems_gxx_recursive_mutex_init.
13853 (__gthread_recursive_mutex_lock): New function.
13854 (__gthread_recursive_mutex_trylock): Likewise.
13855 (__gthread_recursive_mutex_unlock): Likewise.
13857 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
13859 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
13861 2005-01-13 Jan Beulich <jbeulich@novell.com>
13863 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
13864 (ashrti3_internal): Indicate output is early clobber. Generate result
13865 into output rather than first input. Use move for low word of output
13866 if shift count is exactly 64.
13867 (lshrti3_internal): Likewise.
13869 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
13873 * reload1.c (delete_output_reload): Don't delete an output reload
13874 if the pseudo lives longer than a single basic block. Adjust and
13875 improve wording of comment.
13877 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
13880 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
13881 of TYPE_SIZE where we mean the number of bytes.
13883 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
13885 * function.c (assign_parm_setup_block): Relax condition on
13886 multi-register optimization.
13888 2005-01-12 Nick Clifton <nickc@redhat.com>
13890 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
13891 an "in_delay_slot" attribute of "no" to prevent them being used in
13892 delay slots. This is forbidden because they might generate
13895 2005-01-12 Alan Modra <amodra@bigpond.net.au>
13898 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
13899 with r->Y and Y->r.
13901 2005-01-12 Nick Clifton <nickc@redhat.com>
13903 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
13904 passed on to GAS) but do not define, as GAS no longer supports or
13905 needs the -m2000 option.
13907 2005-01-11 Roger Sayle <roger@eyesopen.com>
13909 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
13910 type as args of unprototyped builtins aren't automatically promoted.
13911 (fold_builtin_abs): Likewise.
13913 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13915 * Makefile.in: Set a `build-warn' variable.
13917 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
13919 PR tree-optimization/17949
13920 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
13921 (find_interesting_uses_address): Use it.
13923 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
13925 * regrename.c (kill_value): Handle subreg's that won't simplify.
13927 2005-01-11 Richard Henderson <rth@redhat.com>
13930 * config/i386/i386.h (enum ix86_builtins): Move ...
13931 * config/i386/i386.c: ... here.
13932 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
13933 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
13934 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
13935 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
13936 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
13937 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
13938 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
13939 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
13940 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
13941 IX86_BUILTIN_LOADDDUP): Remove.
13942 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
13943 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
13944 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
13945 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
13946 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
13947 (ix86_init_builtins): Make static.
13948 (ix86_init_mmx_sse_builtins): Update for changed builtins.
13949 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
13950 if all the modes match. Otherwise, fake it.
13951 (get_element_number, ix86_expand_vec_init_builtin,
13952 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
13953 (ix86_expand_builtin): Make static. Update for changed builtins.
13954 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
13955 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
13956 (ix86_expand_vector_init_duplicate): New.
13957 (ix86_expand_vector_init_low_nonzero): New.
13958 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
13959 Split out from ix86_expand_vector_init; handle integer modes.
13960 (ix86_expand_vector_init): Use them.
13961 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
13962 * config/i386/i386-protos.h: Update.
13963 * config/i386/predicates.md (reg_or_0_operand): New.
13964 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
13965 (movv2sf_internal): Likewise. And a splitter to match them all.
13966 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
13967 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
13968 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
13969 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
13970 (mmx_pinsrw): Fix operand ordering.
13971 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
13972 rather than sse_loadss expander.
13973 (movv2df splitter): Similarly.
13974 (sse_loadss, sse_loadlss): Remove.
13975 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
13976 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
13977 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
13978 (sse3_movddup): Rename with '*'.
13979 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
13980 (sse2_loadsd): Remove.
13981 (vec_dupv2df_sse3): Rename from sse3_loadddup.
13982 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
13983 (sse2_pinsrw): Fix argument ordering.
13984 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
13985 (sse2_stored): Remove 'r' destination.
13986 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
13987 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
13988 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
13989 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
13990 vec_extractv16qi, vec_initv16qi): New.
13992 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
13993 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
13994 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
13996 (_mm_load_pd, _mm_store_pd): Use plain dereference.
13997 (_mm_load_si128, _mm_store_si128): Likewise.
13998 (_mm_load1_pd): Use _mm_set1_pd.
13999 (_mm_load_sd): Use _mm_set_sd.
14000 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
14001 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
14002 (_mm_set_epi64): Use _mm_set_epi64x.
14003 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
14004 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
14005 _mm_setr_epi8): Use _mm_set_foo form.
14006 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
14007 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
14008 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
14009 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
14010 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
14011 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
14012 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
14013 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
14014 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
14015 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
14016 (_mm_movedup_pd): Use _mm_shuffle_pd.
14017 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
14018 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
14019 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
14020 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
14021 Use _mm_setzero_ps.
14022 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
14023 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
14024 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
14025 (_mm_store_ps): Use raw dereference.
14026 (_mm_store1_ps): Use _mm_storeu_ps.
14027 (_mm_storer_ps): Use _mm_store_ps.
14028 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
14029 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
14031 2005-01-11 Stan Shebs <shebs@apple.com>
14033 * config/rs6000/rs6000.c (machopic_output_stub): Issue
14034 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
14036 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
14039 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
14040 Skip all DECLs except for FIELD_DECLs.
14042 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14044 * config/s390/s390.c (override_options): Return error if
14045 -mbackchain, -mpacked-stack and -mhard-float are used together.
14046 (s390_va_start): Remove the backchain && packed-stack special case.
14047 (s390_gimplify_va_arg): Likewise.
14048 * doc/invoke.texi: Remove the ABI incompatibility note.
14050 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
14052 * config/s390/s390.c (struct s390_frame_layout): Remove
14054 (s390_frame_info, s390_emit_prologue): Replace occurrences of
14055 save_backchain_p with TARGET_BACKCHAIN.
14057 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14060 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
14061 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
14062 * function.c (locate_and_pad_parm): Set new field.
14063 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
14064 Tweak where_pad test to include "none". Always set mem align for
14066 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
14067 not sufficient for type.
14068 (assign_parm_setup_block): If stack_parm is zero on entry, always
14069 make a new stack local. Block move old stack parm if necessary
14070 to new aligned stack local.
14071 (assign_parm_setup_stack): Use a block move to handle
14072 potentially misaligned entry_parm.
14073 (assign_parms_unsplit_complex): Specify required alignment when
14074 creating stack local.
14075 * calls.c (compute_argument_addresses): Override alignment of stack
14076 arg calculated from its type with the alignment given by
14077 FUNCTION_ARG_BOUNDARY.
14078 (store_one_arg): Likewise.
14080 2005-01-11 Jan Beulich <jbeulich@novell.com>
14082 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
14083 Change respective itanium_class attribute to ialu.
14084 (shladdp4_internal): New.
14085 * config/ia64/predicates.md (shladd_log2_operand): New.
14087 2005-01-11 Richard Henderson <rth@redhat.com>
14089 * expr.c (store_constructor): Use rtvec_alloc instead of
14090 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
14092 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
14094 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
14096 2005-01-11 Alan Modra <amodra@bigpond.net.au>
14098 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
14099 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
14100 (TARGET_RWRELOC): Define.
14101 (ia64_rwreloc_section_type_flags): Delete.
14102 (ia64_section_type_flags): New function.
14103 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
14104 (TARGET_RWRELOC): Define.
14106 2005-01-10 David Mosberger <davidm@hpl.hp.com>
14109 * config/ia64/ia64.c (process_set): For alloc insn, only call
14110 process_epilogue is !frame_pointer_needed.
14112 2005-01-10 Roger Sayle <roger@eyesopen.com>
14115 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
14116 unary operator and can't be treated as a binary/comparison operator.
14118 2005-01-10 Richard Henderson <rth@redhat.com>
14120 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
14121 (ix86_return_in_memory): Likewise.
14122 (function_arg_advance): Likewise. Mirror structure in function_arg
14123 for choosing register to advance.
14125 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
14127 * tree-vectorizer.c, tree.def: Fix comment typos.
14129 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
14131 * config/s390/s390.c (struct processor_costs): 4 new fields:
14132 ddbr, ddr, debr, der.
14133 (s390_rtx_costs): More precise handling of divide instructions.
14135 2005-01-10 David Edelsohn <edelsohn@gnu.org>
14137 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
14139 2005-01-10 Jan Beulich <jbeulich@novell.com>
14141 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
14142 names resulting from -ffunction-sections/-fdata-sections and linkonce
14144 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
14145 based on the section name. Rearrange the section name comparison logic
14146 slightly so that each section name is compared against at most once.
14148 2005-01-10 Ben Elliston <bje@au.ibm.com>
14150 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
14151 targets for which -fPIC reduces limitations on the GOT size.
14153 2005-01-09 Falk Hueffner <falk@debian.org>
14155 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
14158 2005-01-09 David Edelsohn <edelsohn@gnu.org>
14161 * collect2.c (main): Set aixrtl_flag for -brtl option.
14162 (resolve_lib_name): Search for .so file extension before .a
14163 if aixrtl_flag set.
14165 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
14167 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
14168 (vect_analyze_data_refs_alignment): Add dump prints.
14170 2005-01-09 Ira Rosen <irar@il.ibm.com>
14172 * tree-vectorizer.c (vect_analyze_offset_expr): Use
14173 expr_invariant_in_loop_p.
14174 Initialize outputs first thing in the function.
14175 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
14176 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
14177 (vect_analyze_pointer_ref_access): Check that the initial condition of
14178 the access function is loop invariant.
14180 2005-01-09 Richard Henderson <rth@redhat.com>
14182 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
14183 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
14184 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
14185 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
14186 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
14187 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
14188 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
14189 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
14190 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
14191 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
14192 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
14193 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
14194 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
14195 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
14196 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
14197 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
14198 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
14199 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
14200 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
14201 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
14202 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
14203 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
14204 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
14206 (mmx_clrdi, pavgusb): Remove.
14207 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
14208 with leading sse_ prefix.
14209 * config/i386/sse.md: Receive them.
14210 * config/i386/mmx.md: New file.
14211 (MMXMODE12, MMXMODE24, mmxvecsize): New.
14212 (subrv2sf3): Turn into expander for normal subtraction.
14213 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
14214 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
14215 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
14216 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
14217 commutative; use ix86_binary_operator_ok.
14218 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
14219 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
14220 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
14221 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
14222 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
14223 Macroize from existing patterns; use ix86_binary_operator_ok.
14224 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
14225 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
14226 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
14227 with vec_select+vec_concat.
14228 (mmx_pshufw, mmx_pshufw_1): Likewise.
14229 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
14230 (mmx_uavgv4hi3): Model correctly.
14231 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
14232 _mm_xor_si64): Remove casts.
14234 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
14236 PR tree-optimization/19224
14237 * tree-scalar-evolution.c (get_instantiated_value,
14238 set_instantiated_value): New functions.
14239 (instantiate_parameters_1): Cache the results.
14240 (instantiate_parameters, resolve_mixers): Initialize and free
14243 2005-01-08 David Edelsohn <edelsohn@gnu.org>
14245 * config/i386/i386.md (addhi_4): Correct reference in comment.
14248 2005-01-08 Richard Henderson <rth@redhat.com>
14250 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
14251 (_mm_cvtsi128_si64x): Likewise.
14252 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
14253 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
14254 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
14255 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
14256 * config/i386/i386-protos.h: Update.
14257 * config/i386/i386.c (print_operand): Add 'H'.
14258 (ix86_fixup_binary_operands): Split out from ...
14259 (ix86_expand_binary_operator): ... here.
14260 (ix86_fixup_binary_operands_no_copy): New.
14261 (ix86_expand_fp_absneg_operator): Handle vector mode results.
14262 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
14263 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
14264 (safe_vector_operand): Use CONST0_RTX.
14265 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
14266 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
14267 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
14268 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
14270 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
14271 (IX86_BUILTIN_CMPNGESS): New.
14272 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
14273 (attr type): Add sselog1.
14274 (attr unit, attr memory): Handle it.
14275 (movti, movti_internal, movti_rex64): Move near other integer moves.
14276 (movtf, movtf_internal): Move near other fp moves.
14277 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
14278 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
14279 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
14280 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
14281 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
14282 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
14283 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
14284 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
14285 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
14286 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
14287 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
14288 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
14289 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
14290 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
14291 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
14292 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
14293 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
14294 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
14295 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
14296 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
14297 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
14298 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
14299 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
14300 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
14301 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
14302 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
14303 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
14304 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
14305 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
14306 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
14307 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
14308 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
14309 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
14310 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
14311 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
14312 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
14313 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
14314 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
14315 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
14316 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
14317 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
14318 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
14319 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
14320 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
14322 (SSEPUSH, push<SSEPUSH>): Remove.
14323 (MMXPUSH, push<MMXPUSH>): Remove.
14324 (sse_movaps, sse_movaps_1, sse_movups): Remove.
14325 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
14326 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
14327 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
14328 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
14329 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
14330 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
14331 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
14332 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
14333 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
14334 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
14335 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
14336 (ppro_sse_log_V4SF): Handle sselog1.
14337 * config/i386/predicates.md (const_0_to_1_operand): New.
14338 (const_0_to_255_mul_8_operand): New.
14339 (const_1_to_31_operand): Rename from const_int_1_31_operand.
14340 (const_2_to_3_operand, const_4_to_7_operand): New.
14341 * config/i386/sse.md: New file.
14342 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
14343 (sse_movups): Rename from sse_movups_1.
14344 (sse_loadlss): Rename from sse_loadss_1.
14345 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
14347 (negv4sf2): Use ix86_expand_fp_absneg_operator.
14348 (absv4sf2, negv2df, absv2df): New.
14349 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
14350 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
14351 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
14352 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
14353 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
14354 (sse3_addsubv4sf3): Model correctly.
14355 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
14356 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
14357 (sse_movhlps): Model with vec_select+vec_concat.
14358 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
14359 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
14360 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
14361 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
14362 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
14363 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
14364 sse2_pshufhw_1): Likewise.
14365 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
14366 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
14367 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
14368 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
14369 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
14370 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
14371 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
14372 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
14373 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
14374 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
14375 sminv8hi3): Mark commutative
14376 operands. Use ix86_binary_operator_ok.
14377 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
14378 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
14379 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
14380 sse2_punpcklqdq): Allow operand2 in memory.
14381 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
14382 sse2_movsd): Add memory alternatives.
14383 (sse_storelps): Turn expander into an insn; split after reload.
14384 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
14385 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
14387 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
14389 * configure.ac (DWARF-2 debug_line): Use objdump.
14390 * configure: Regenerate.
14392 2005-01-08 Jeff Law <law@redhat.com>
14393 Diego Novillo <dnovillo@redhat.com>
14395 PR tree-optimization/18241
14396 * tree-nrv.c (tree_nrv): Ignore volatile return values.
14397 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
14398 statements with volatile operands.
14399 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
14400 operands after marking a statement with has_volatile_ops.
14402 2005-01-08 Roger Sayle <roger@eyesopen.com>
14404 * tree.c (int_fits_type_p): Always honor integer constant
14405 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
14407 2005-01-08 Roger Sayle <roger@eyesopen.com>
14409 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
14410 the latent bug in rtl_delete_block has been resolved.
14412 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14414 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
14415 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
14417 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
14419 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
14420 library as @multilib_dir@/$(SHLIB_SONAME).
14422 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14424 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
14425 * configure: Regenerate.
14427 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14429 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
14432 2005-01-07 David Edelsohn <edelsohn@gnu.org>
14435 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
14436 Convert non-word aligned offset address using ld/std into
14439 2005-01-07 Richard Henderson <rth@redhat.com>
14441 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
14443 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
14445 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
14447 2005-01-07 Jakub Jelinek <jakub@redhat.com>
14449 PR tree-optimization/19283
14450 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
14451 is not shorter than the original type.
14453 PR rtl-optimization/19012
14454 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
14456 PR rtl-optimization/18861
14457 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
14458 (FULL_STATE): Define.
14459 (mark_tablejump_edge): New function.
14460 (purge_dead_tablejump_edges): New function.
14461 (find_bb_boundaries): Use it.
14463 PR tree-optimization/18828
14464 * builtins.c (expand_builtin_next_arg): Remove argument and all
14465 the argument checking.
14466 (expand_builtin): Adjust caller.
14467 (expand_builtin_va_start): Likewise. Remove error for too many
14469 (fold_builtin_next_arg): Issue error for too many arguments.
14470 After checking arguments, replace them with magic arguments that
14471 prevent further checking of the args.
14473 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14475 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
14477 2005-01-06 Roger Sayle <roger@eyesopen.com>
14480 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
14481 and %{.S:...} (and their negative variants) to test whether the
14482 input file is assembler or pre-processed-assembler independent of
14483 the actual filename extension.
14485 2005-01-06 Roger Sayle <roger@eyesopen.com>
14487 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
14488 of sign or zero extended values.
14490 2005-01-06 Geoffrey Keating <geoffk@apple.com>
14492 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
14493 for IBM long double format correctly.
14495 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
14497 Fix PR tree-optimization/18792
14499 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
14500 to first_loop_depth, and use loop depth instead of loop number.
14501 (build_classic_dir_vector): Ditto.
14502 (compute_data_dependences_for_loop): Use depth, not loop number.
14503 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
14504 number. Pass in loops, instead of loop numbers.
14505 (gather_interchange_stats): Ditto.
14506 (linear_transform_loops): Ditto.
14508 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
14511 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
14512 biv_fits_mode_p, extension_within_bounds_p): New functions.
14513 (check_ext_dependent_givs): Use them.
14515 2005-01-06 Roger Sayle <roger@eyesopen.com>
14517 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
14518 more than one barrier, in which case we should delete them all.
14520 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
14522 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
14524 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
14526 Fix PR middle-end/19286
14528 * dwarf2out.c (gen_subprogram_die): If we've already tried to
14529 output this subprogram, simply ignore this attempt to do it again.
14530 (add_abstract_origin_attribute): Don't abort trying to add the abstract
14531 origin attribute if it's not possible.
14532 (gen_block_die): Don't ignore subblocks of "unused" blocks.
14533 (decls_for_scope): Ditto.
14534 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
14535 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
14537 2005-01-05 Richard Henderson <rth@redhat.com>
14540 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
14541 (bdesc_2arg): Use it.
14542 (ix86_expand_binop_builtin): Force operands into registers
14544 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
14545 ix86_expand_sse_compare, ix86_expand_sse_comi,
14546 ix86_expand_builtin): Likewise.
14548 2005-01-05 Richard Henderson <rth@redhat.com>
14550 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
14552 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
14553 (mulv4hi3): Set itanium_class mmmul.
14554 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
14555 (fpack): Rename from fpack_sfsf.
14557 2005-01-05 Richard Henderson <rth@redhat.com>
14560 * reload1.c (do_input_reload): Restrict the optimization deleteing
14561 a previous output reload to RELOAD_FOR_INPUT.
14563 2005-01-05 Steven Bosscher <stevenb@suse.de>
14565 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
14566 comment that we fall through after case.
14567 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
14568 (distribute_links): Likewise.
14569 * cse.c (cse_insn): Likewise.
14570 * cselib.c (cselib_invalidate_mem): Likewise.
14571 * df.c: Update comments at the top of the file.
14572 (read_modify_subreg_p): Update comments here too.
14573 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
14574 * flow.c (mark_set_1): Likewise.
14575 (mark_used_regs): Likewise.
14576 * gcse.c (mems_conflict_for_gcse_p): Likewise.
14577 (canon_list_insert): Likewise.
14578 (mark_set): Likewise.
14579 (try_replace_reg): Likewise.
14580 (store_killed_in_insn): Likewise.
14581 * loop.c (count_one_set): Likewise.
14582 (basic_induction_var): Likewise.
14583 * postreload-gcse.c (find_mem_conflicts): Likewise.
14584 * postreload.c (reload_combine_note_store): Likewise.
14585 (move2add_note_store): Likewise.
14586 * reload.c (find_equiv_reg): Likewise.
14587 (mark_referenced_resources): Likewise.
14588 * rtlanal.c (set_noop_p): Likewise.
14589 (note_stores): Likewise.
14590 (note_uses): Likewise.
14591 * sched-deps.c (sched_analyze_1): Likewise.
14592 * sched-rgn.c (check_live_1): Likewise.
14593 (update_live_1): Likewise.
14594 * config/i860/i860.c: Likewise.
14596 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
14598 (ZERO_EXTRACT): Mention that this one can be an lvalue.
14600 * doc/rtl.texi: Update documentation for bit-fields and SET.
14602 2005-01-05 Roger Sayle <roger@eyesopen.com>
14604 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
14606 2005-01-05 Jan Hubicka <jh@suse.cz>
14607 Richard Henderson <rth@redhat.com>
14610 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
14613 2005-01-05 Richard Henderson <rth@redhat.com>
14616 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
14617 (sse_shufps): Change operand 3 to const_int_operand.
14618 (sse2_storelps): Fix typo in template.
14619 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
14620 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
14621 (ix86_expand_builtin): Likewise.
14623 2005-01-05 Julian Brown <julian@codesourcery.com>
14625 * config/arm/arm.c (arm_return_in_memory): Treat complex types
14626 as aggregates for AAPCS ABIs.
14628 2005-01-05 Stan Shebs <shebs@apple.com>
14630 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
14631 Mach-O getters if ppc64.
14632 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
14634 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
14635 signed four-byte field for global code case.
14636 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
14638 2005-01-05 Roger Sayle <roger@eyesopen.com>
14640 PR middle-end/19100
14641 * c-common.c: Include real.h.
14642 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
14643 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
14644 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
14645 * Makefile.in (c-common.o): Update dependencies.
14647 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14649 * c-parse.in (asm_string): Add trailing semicolon.
14651 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14653 * c-parse.in (asm_string): New. Don't allow wide strings in
14655 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
14656 asm_string instead of STRING.
14658 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
14660 * c-typeck.c (constructor_no_implicit): Remove.
14661 (set_designator, process_init_element): Don't check
14662 constructor_no_implicit.
14664 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
14665 Kaz Kojima <kkojima@gcc.gnu.org>
14668 * lcm.c (create_pre_exit): New.
14669 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
14670 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
14672 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
14674 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
14675 -msoft-float in target_float_switch.
14676 * arm.c (arm_override_options): Fix processing of target_float_switch.
14678 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
14680 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
14683 2004-01-05 Uros Bizjak <uros@kss-loka.si>
14685 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
14686 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
14688 2005-01-04 Roger Sayle <roger@eyesopen.com>
14690 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
14691 if deleting the then-block allows the test-block to fallthru to the
14694 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
14697 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
14698 after the full declaration if the are in two different TUs.
14700 2005-01-04 Richard Henderson <rth@redhat.com>
14703 * tree-sra.c (generate_one_element_init): Just
14704 call gimplify_and_add.
14705 (generate_element_init): Record the
14706 new referenced variables and mark them for renaming
14707 and split out to ...
14708 (generate_element_init_1): This.
14709 (scalarize_init): Don't call push_gimplify_context/
14710 pop_gimplify_context.
14712 2005-01-04 Geoffrey Keating <geoffk@apple.com>
14714 * toplev.c (get_src_pwd): Handle failure of getpwd().
14716 2005-01-04 Roger Sayle <roger@eyesopen.com>
14718 * fold-const.c (fold_single_bit_test): Delete unreachable handling
14720 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
14721 all the cases handled by it are inverted by invert_truthvalue.
14723 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
14725 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
14726 (save_register_windowsi): Likewise.
14728 2005-01-04 Richard Henderson <rth@redhat.com>
14730 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
14732 2005-01-04 Uros Bizjak <uros@kss-loka.si>
14734 PR middle-end/17767
14735 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
14736 any simplifications of vector mode comparison operators.
14737 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
14739 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
14740 Devang Patel <dpatel@apple.com>
14742 PR tree-optimization/18308
14743 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
14744 the operands before creating a new expression.
14745 * dojump.c (do_jump): Make drop_through_label available
14746 for all cases. Add expansion of COND_EXPR.
14748 2005-01-04 Ira Rosen <irar@il.ibm.com>
14750 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
14751 INTEGER_CST instead of TREE_CONSTANT.
14752 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
14753 instead of TREE_CONSTANT.
14754 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
14755 instead of TREE_CONSTANT.
14757 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
14759 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
14761 2005-01-04 Uros Bizjak <uros@kss-loka.si>
14764 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
14765 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
14767 2005-01-03 Richard Henderson <rth@redhat.com>
14769 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
14770 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
14771 fold_convert_const_real_from_real): Split out from ...
14772 (fold_convert_const): ... here.
14774 2005-01-03 Richard Henderson <rth@redhat.com>
14777 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
14778 (mov<MMXMODEI>_internal): Likewise.
14779 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
14780 Add V2SF case; use it for SSE1; don't use TI.
14781 (movdf_integer): Likewise.
14782 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
14784 2005-01-03 Ira Rosen <irar@il.ibm.com>
14786 * tree-vectorizer.c (vect_strip_conversions): New function.
14787 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
14788 check for binary class.
14790 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
14794 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
14796 * gimple-low.c (mark_blocks_with_used_vars): New function.
14797 (mark_blocks_with_used_subblocks): Ditto.
14798 (mark_used_blocks): Ditto.
14799 (pass_mark_used_blocks): New pass.
14800 * tree-inline.c: Include debug.h.
14801 (expand_call_inline): Call outlining_inline_function here.
14802 * tree-optimize.c (init_tree_optimization_passes): Add
14803 pass_mark_used_blocks.
14804 * tree-pass.h (pass_mark_used_blocks): New.
14805 * Makefile.in (tree-inline.o): Add debug.h dependency.
14807 2005-01-03 Geoffrey Keating <geoffk@apple.com>
14809 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
14810 VAR_DECLs to have weak_import attribute.
14812 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
14815 2004-01-03 Steven Bosscher <stevenb@suse.de>
14817 * passes.c (rest_of_compilation): Don't run regmove if only
14818 flag_expensive_optimizations, require flag_regmove instead.
14820 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14822 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
14824 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
14825 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14826 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
14827 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14829 2005-01-03 Richard Henderson <rth@redhat.com>
14831 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
14832 (ia64_const_ok_for_letter_p): New.
14833 (ia64_const_double_ok_for_letter_p): New.
14834 (ia64_extra_constraint): New.
14835 (ia64_expand_vecint_compare): New.
14836 (ia64_expand_vcondu_v2si): New.
14837 (ia64_expand_vecint_cmov): New.
14838 (ia64_expand_vecint_minmax): New.
14839 (ia64_print_operand): Add 'v'.
14840 (ia64_preferred_reload_class): New.
14841 (ia64_vector_mode_supported_p): New.
14842 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
14843 (PREFERRED_RELOAD_CLASS): Move to function.
14844 (CONST_OK_FOR_LETTER_P): Move to function.
14845 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
14846 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
14847 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
14848 (EXTRA_CONSTRAINT): Move to function.
14849 * config/ia64/ia64.md: Include vect.md.
14850 (itanium_class): Add mmalua.
14852 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
14854 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
14855 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
14857 (const_int_2bit_operand): New.
14858 (fr_reg_or_0_operand): New.
14859 * config/ia64/ia64-modes.def: Add vector modes.
14860 * config/ia64/ia64-protos.h: Update.
14861 * config/ia64/vect.md: New file.
14863 2005-01-03 Richard Henderson <rth@redhat.com>
14865 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
14867 2005-01-03 Uros Bizjak <uros@kss-loka.si>
14870 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
14872 (log1pdf2): Change mode of operands[0,1] to DFmode.
14874 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
14876 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
14877 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
14878 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
14879 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
14880 SPARC_RELAXED_ORDERING.
14882 2005-01-03 Richard Henderson <rth@redhat.com>
14883 Uros Bizjak <uros@kss-loka.si>
14886 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
14887 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
14888 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
14890 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
14891 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
14892 const_pow2_1_to_128_operand): New predicates.
14894 2005-01-02 Greg McGary <greg@mcgary.org>
14896 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
14898 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
14899 object. [ptr_type]: Remove unused variable.
14900 Remember nearest addressable array-element or record-component
14901 when checking bitfield components. Tolerate empty BIND_EXPR.
14903 2005-01-01 Richard Henderson <rth@redhat.com>
14905 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
14906 that don't narrow the value. Fail for other conversions.
14908 2005-01-01 Richard Henderson <rth@redhat.com>
14911 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
14912 * c-lang.c (finish_file): Don't do it here.
14913 * objc/objc-act.c (objc_finish_file): Likewise.
14915 * cgraph.c (decl_assembler_name_equal): New.
14916 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
14917 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
14918 * cgraph.h (struct cgraph_varpool_node): Add next.
14919 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
14920 * varasm.c (assemble_alias): Mark the target as needed.
14922 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
14924 PR middle-end/19221
14925 * function.c (get_arg_pointer_save_area): Use entry_of_function
14926 instead of get_insns.
14928 2005-01-01 Roger Sayle <roger@eyesopen.com>
14929 Andrew Pinski <pinskia@physics.uc.edu>
14930 James E. Wilson <wilson@specifixinc.com>
14932 PR rtl-optimization/12092
14933 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
14936 2005-01-01 Roger Sayle <roger@eyesopen.com>
14937 Olivier Hainque <hainque@act-europe.fr>
14939 * tree.c (int_fits_type_p): A narrower type always fits in a
14940 wider one, except for negative values into unsigned types.
14942 2005-01-01 Roger Sayle <roger@eyesopen.com>
14944 * tree.c (int_fits_type_p): Compare the result of force_fit_type
14945 with the original constant rather than require TREE_OVERFLOW.
14947 2005-01-01 Steven Bosscher <stevenb@suse.de>
14949 PR middle-end/17544
14950 * c-decl.c (finish_function): If compiling C99, annotate the
14951 compiler generated return with the current file name and line 0.
14952 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
14953 the source line is greater than 0.
14954 (remove_bb): Likewise.