1 2005-06-18 Steven Bosscher <stevenb@suse.de>
3 * Makefile.in: Fix tree-cfgcleanup.c dependencies.
5 2005-06-18 Richard Henderson <rth@redhat.com>
7 * expr.c (store_constructor): Use store of 0 to indicate value
8 death instead of a clobber.
10 * config/i386/i386.c (ix86_expand_reduc_v4sf): New.
11 * config/i386/i386-protos.h (ix86_expand_reduc_v4sf): Declare.
12 * config/i386/sse.md (reduc_plus_v4sf): New.
13 (reduc_smax_v4sf, reduc_smin_v4sf): New.
15 2005-06-18 James A. Morrison <phython@gcc.gnu.org>
17 * fold_const (fold_binary): Fold X % (2**N) to X & (2**N - 1) for
18 nonnegative values of X.
20 2005-06-18 Uros Bizjak <uros@kss-loka.si>
22 * doc/md.texi (Standard Names): Change insn pattern name
23 from truncM2 to btruncM2 for 'trunc' built-in description.
24 Add rintM2 insn pattern description.
26 2005-06-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28 * c-decl.c (locate_old_decl): Add format attribute.
29 (implicit_decl_warning): Likewise.
31 * diagnostic.h (verbatim): Move ...
32 * toplev.h (verbatim): ... here. Add ATTRIBUTE_GCC_DIAG.
33 * pretty-print.h (pp_verbatim): Add ATTRIBUTE_GCC_PPDIAG.
35 2005-06-18 Roger Sayle <roger@eyesopen.com>
38 * config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Remove definition.
40 2005-06-18 Dorit Nuzman <dorit@il.ibm.com>
42 * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New
44 * optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin,
45 OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction.
46 (reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
47 reduc_plus_optab): New optabs for reduction.
48 * expr.c (expand_expr_real_1): Handle new tree-codes.
49 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
50 * tree-pretty-print.c (dump_generic_node, op_prio, op_symbol): Handle
52 * optabs.c (optab_for_tree_code): Handle new tree-codes.
53 (init_optabs): Initialize new optabs.
54 * genopinit.c (optabs): Define handlers for new optabs.
56 * tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in
57 case of a phi that is marked as relevant. Call vectorizable_reduction.
58 (vect_mark_relevant): Phis may be marked as relevant.
59 (vect_mark_stmts_to_be_vectorized): The use corresponding to the
60 reduction variable in a reduction stmt does not mark its defining phi
61 as relevant. Update documentation accordingly.
62 (vect_can_advance_ivs_p): Skip reduction phis.
63 * tree-vect-transform.c (vect_get_vec_def_for_operand): Takes
64 additional argument. Handle reduction.
65 (vect_create_destination_var): Update call to vect_get_new_vect_var.
66 Handle non-vector argument.
67 (get_initial_def_for_reduction): New function.
68 (vect_create_epilog_for_reduction): New function.
69 (vectorizable_reduction): New function.
70 (vect_get_new_vect_var): Handle new vect_var_kind.
71 (vectorizable_assignment, vectorizable_operation, vectorizable_store,
72 vectorizable_condition): Update call to vect_get_new_vect_var.
73 (vect_transform_stmt): Call vectorizable_reduction.
74 (vect_update_ivs_after_vectorizer): Skip reduction phis.
75 (vect_transform_loop): Skip if stmt is both not relevant and not live.
76 * tree-vectorizer.c (reduction_code_for_scalar_code): New function.
77 (vect_is_simple_reduction): Was empty - added implementation.
78 * tree-vectorizer.h (vect_scalar_var): New enum vect_var_kind value.
79 (reduc_vec_info_type): New enum vect_def_type value.
80 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
81 reduc_umax_v4si, reduc_smin_v4si, reduc_umin_v4sf, reduc_smin_v4sf,
82 reduc_plus_v4si, reduc_plus_v4sf): New define_expands.
84 * tree-vect-analyze.c (vect_determine_vectorization_factor): Remove
85 ENABLE_CHECKING around gcc_assert.
86 * tree-vect-transform.c (vect_do_peeling_for_loop_bound,
87 (vect_do_peeling_for_alignment, vect_transform_loop,
88 vect_get_vec_def_for_operand): Likewise.
90 2005-06-18 Joseph S. Myers <joseph@codesourcery.com>
92 * config/ia64/ia64.c (ia64_function_arg): Set up a PARALLEL for a
93 big-endian unnamed __float80 value.
95 2005-06-18 Richard Henderson <rth@redhat.com>
98 * tree-sra.c (generate_copy_inout): Handle SSA_NAME complex
101 2005-06-17 Richard Henderson <rth@redhat.com>
103 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Use
104 initialize_original_copy_tables and free_original_copy_tables.
105 (vect_do_peeling_for_alignment): Likewise.
107 2005-06-17 Pat Haugen <pthaugen@us.ibm.com>
109 * bb-reorder.c (find_traces_1_round): Use succ block frequency
110 instead of edge frequency for calls to better_edge_p.
112 2005-06-17 Andrew Pinski <pinskia@physics.uc.edu>
115 * tree-ssa-loop-im.c (for_each_index): Handle COMPLEX_CST.
117 2005-06-17 Steve Ellcey <sje@cup.hp.com>
120 * config/ia64/hpux.h (FUNCTION_PROFILER): New (dummy).
122 (PROFILE_BEFORE_PROLOGUE): Undef.
123 (NO_PROFILE_COUNTERS): New.
124 * config/ia64/ia64-protos.h (ia64_profile_hook): New.
125 * config/ia64/ia64.c (ia64_compute_frame_size): Add ifdef.
126 (gen_mcount_func_rtx): New.
127 (ia64_profile_hook): New.
128 * config/ia64/ia64.md (ip_value): New.
130 2005-06-17 Devang Patel <dpatel@apple.com>
132 * config/rs6000/predicates.md (s5bit_cint_operand,
133 u5bit_cint_operand): New.
134 * config/rs6000/altivec.md (altivec_vspltb, altivec_vsplth,
135 altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates.
136 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed
137 5 bit constant check.
139 2005-06-17 Richard Henderson <rth@redhat.com>
141 * local-alloc.c (update_equiv_regs): Update reg_equiv_init
142 properly when moving an initialization insn.
144 2005-06-17 Paolo Bonzini <bonzini@gnu.org>
146 * aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the
148 * configure.ac: Regenerate.
150 2005-06-17 Jan Hubicka <jh@suse.cz>
152 * tree-optimize.c (execute_ipa_pass_list): New.
153 (ipa_passes): Use it.
155 2005-06-16 Richard Henderson <rth@redhat.com>
158 * tree-complex.c (update_phi_components): Avoid no-op moves.
160 2005-06-16 Joseph S. Myers <joseph@codesourcery.com>
162 * Makefile.in (cc1-checksum.c): Use
163 build/genchecksum$(build_exeext), not build/genchecksum$(exeext).
165 2005-06-16 Geoffrey Keating <geoffk@apple.com>
167 * gengtype.c (adjust_field_rtx_def): Don't add a skip to
170 * config/t-slibgcc-darwin (SHLIB_SOVERSION): Rename from
172 (SHLIB_REVISION): Delete.
173 (SHLIB_VERSTRING): Update to compensate.
174 (SHLIB_SONAME): Just use one '.' in the name.
176 2005-06-16 Eric Botcazou <ebotcazou@libertysurf.fr>
178 PR tree-optimization/22018
179 * tree-vrp.c (vrp_int_const_binop): Overhaul handling of overflow.
181 2005-06-16 Richard Henderson <rth@redhat.com>
184 * builtins.c (fold_builtin_complex_mul): Remove.
185 (fold_builtin_complex_div): Remove.
186 (fold_builtin_1): Don't call them.
187 * fold-const.c (fold_complex_add, fold_complex_mult_parts,
188 fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove.
189 (fold_binary): Don't call them. Don't expand complex comparisons to
190 elementary comparisons.
191 * tree-complex.c (init_dont_simulate_again): Enhance search for
192 stmts that require decomposition.
193 (complex_visit_stmt): Handle RETURN_EXPR properly.
194 (create_components): Handle no referenced variables properly.
195 * tree.h (fold_complex_mult_parts): Remove.
196 (fold_complex_div_parts): Remove.
198 2005-06-16 Richard Guenther <rguenth@gcc.gnu.org>
200 * doc/extend.texi: Document sseregparm target attribute.
201 Clarify fastcall and regparm documentation.
202 * config/i386/i386.h: Adjust float_in_sse documentation.
203 * config/i386/i386.c: Add new target attribute sseregparm.
204 (ix86_handle_cdecl_attribute, ix86_handle_regparm_attribute):
206 (ix86_handle_cconv_attribute): ... here. Also handle
207 sseregparm attribute.
208 (ix86_comp_type_attributes): Compare sseregparm attributes.
209 (ix86_function_sseregparm): New function, split out from ...
210 (init_cumulative_args): ... here. Use to decide use
211 of SSE registers and error in case of missing support.
212 (ix86_value_regno): Likewise.
213 (function_arg_advance): Do not bail out for DFmode if we need
214 to pass doubles in registers.
215 (function_arg): Likewise.
217 2005-06-16 Paolo Bonzini <bonzini@gnu.org>
218 Daniel Jacobowitz <dan@codesourcery.com>
219 Alan Modra <amodra.bigpond.net.au>
221 * configure.ac (gcc_version): Set near the beginning.
222 (as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are
223 found in the tree. Use gcc_AC_PROG to find the tools in the system.
224 (objdump): Do not look for it.
225 * Makefile.in (NM_FOR_TARGET): Point to ./nm
226 (ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET,
227 ORIGINAL_NM_FOR_TARGET): Substitute from autoconf.
228 (as, ld, nm): New rules.
229 (libgcc.mk): Depend on them.
230 * aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL,
231 gcc_AC_BUILD_EXEEXT): New.
232 (gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT.
233 * configure: Regenerate.
235 2005-06-16 Jan Hubicka <jh@suse.cz>
237 * basic-block.h (rtl_bb_info): Break out head_, end_,
238 global_live_at_start, global_live_at_end from ...
239 (basic_block_def): ... here; update all references
241 (init_rtl_bb_info): Declare.
242 * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL
244 * cfgrtl.c: Include ggc.h
245 (create_basic_block_structure): Init bb info.
246 (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer.
247 (init_rtl_bb_info): New function.
248 (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here.
249 * cfghooks.c (merge_block): Do not copy global_live_at_end here.
250 * cfg.c (clear_bb_flags): Skip BB_RTL flag.
251 (dump_flow_info): Gueard global_live_* dumping.
253 * Makefile.in (cfg.o): Add new dependencies.
254 * basic-block.h (reorder_block_def): Kill
255 original/copy/duplicated/copy_number fields.
256 (BB_DUPLICATED): New flag.
257 (initialize_original_copy_tables, free_original_copy_tables,
258 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New.
259 * cfg.c: Include hashtab.h and alloc-pool.h
260 (bb_original, bb_copy, original_copy_bb_pool): New static vars.
261 (htab_bb_copy_original_entry): New struct.
262 (bb_copy_original_hash, bb_copy_original_eq): New static functions.
263 (initialize_original_copy_tables, free_original_copy_tables,
264 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New
266 * cfghooks.c (duplicate_block): Update original/copy handling.
267 * cfglayout.c (fixup_reorder_chain): Likewise.
268 (cfg_layout_initialize): Initialize orignal_copy tables.
269 (cfg_layout_finalize): FInalize original_copy tables.
270 (can_copy_bbs_p): Use BB_DUPLICATED flag.
271 (copy_bbs): Likewise.
272 * cfgloopmanip.c (update-single_exits_after_duplication): Likewise.
273 (duplicate_loop_to_header_edge): Likewise; update handling of
275 (loop_version): Likewise.
276 * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG.
277 * except.c (expand_resx_expr): Check that reg->resume is not set.
278 * loop-unroll.c (unroll_loop_constant_iterations,
279 unroll_loop_runtime_iterations, apply_opt_in_copies): Update
280 copy/original handling.
281 * loop-unwitch.c (unswitch_loop): Likewise.
282 * tree-cfg.c (create_bb): Do not initialize RBI.
283 (disband_implicit_edges): Do not kill RBI.
284 (add_phi_args_after_copy_bb): Use new original/copy mapping.
285 (add_phi_args_after_copy): Use BB_DUPLICATED flag.
286 (tree_duplicate_sese_region): Update original/copy handling.
287 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
288 * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise.
289 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise.
291 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
294 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between
295 integer types whos ranges are different are not useless.
297 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
300 * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
303 2005-06-15 Diego Novillo <dnovillo@redhat.com>
305 * tree-ssa-structalias.c (dump_solution_for_var): Reformat
307 (dump_sa_points_to_info): Make extern.
308 (debug_sa_points_to_info): New.
309 * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
311 (dump_sa_points_to_info): Declare.
312 (debug_sa_points_to_info): Declare.
314 2005-06-15 Joseph S. Myers <joseph@codesourcery.com>
316 * c-tree.h (default_function_array_conversion): Declare.
317 * c-typeck.c (default_function_array_conversion): Export. Correct
319 (default_conversion): Do not call
320 default_function_array_conversion. Do not allow FUNCTION_TYPE.
321 (build_function_call): Call default_function_array_conversion on
323 (convert_arguments): Do not call it on the function arguments.
324 (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
325 TRUTH_NOT_EXPR. Call default_function_array_conversion for taking
326 address of ARRAY_REF.
327 (build_compound_expr): Do not call
328 default_function_array_conversion.
329 (build_c_cast): Do not call default_function_array_conversion.
330 (convert_for_assignment): Do not call default_conversion.
331 (digest_init): Call default_function_array_conversion to convert
332 string constants and compound literals to pointers, but not
334 (output_init_element): Likewise.
335 (build_asm_expr): Do not call default_function_array_conversion.
336 (c_process_expr_stmt): Likewise.
337 (c_objc_common_truthvalue_conversion): Likewise. Do not allow
339 * c-parser.c (c_parser_expression_conv): New.
340 (c_parser_asm_operands, c_parser_expr_list): Add convert_p
341 argument. All callers changed. Call
342 default_function_array_conversion if convert_p.
343 (c_parser_initializer, c_parser_initval): Call
344 default_function_array_conversion except for string constants and
346 (c_parser_initelt): Call default_function_array_conversion for
347 ObjC expression received.
348 (c_parser_statement_after_labels): Call c_parser_expression_conv
349 for return and expression statements.
350 (c_parser_paren_condition, c_parser_for_statement,
351 c_parser_conditional_expression): Call c_parser_expression_conv.
352 (c_parser_expr_no_commas, c_parser_conditional_expression,
353 c_parser_binary_expression, c_parser_cast_expression,
354 c_parser_unary_expression): Call
355 default_function_array_conversion.
357 2005-06-15 Diego Novillo <dnovillo@redhat.com>
359 * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
360 when the result overflows.
362 2005-06-15 David Ung <davidu@mips.com>
364 * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
367 2005-06-15 Richard Sandiford <richard@codesourcery.com>
369 * doc/invoke.texi (-mips16): Fix typo.
371 2005-06-15 David Ung <davidu@mips.com>
373 * config/mips/mips.h (GENERATE_MIPS16E): New definition.
374 * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
375 Changed expand condition to exclude generating of "and" if
376 GENERATE_MIPS16E is true.
377 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
378 matching mips16e zeb/zeh.
379 (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
381 (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
383 * doc/invoke.texi (MIPS Options): Add comment to -mips16
384 indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
386 2005-06-15 Diego Novillo <dnovillo@redhat.com>
389 * tree-vrp.c (vrp_int_const_binop): New.
390 (extract_range_from_binary_expr): Call it.
391 Unify handling division and multiplication.
393 2005-06-15 Aldy Hernandez <aldyh@redhat.com>
395 * c-common.h (same_scalar_type_ignoring_signedness): Protoize.
397 * c-common.c (same_scalar_type_ignoring_signedness): New.
399 * c-typeck.c (build_binary_op): Check compatability of vector
400 types. Move error report after switch.
401 Do not clobber code[01] on *_DIV_EXPR case.
403 * testsuite/gcc.dg/simd-1.c: Update error messages.
404 * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error
406 * testsuite/gcc.dg/simd-2.c: Update error messages.
407 * testsuite/gcc.dg/simd-4.c: New.
409 2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
411 * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
412 * local-alloc.c: Include "ggc.h" and "reload.h".
413 (struct equivalence): New member is_arg_equivalence.
414 (local_alloc): Always call update_equiv_regs.
415 (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
416 Detect equivalences made by stores to memory in a second pass.
417 Return early if not optimizing.
418 Initialize reg_equiv_init for all equivalences; treat equivalences for
419 REG_EQUIV notes existing before this pass specially.
420 (no_equiv): Don't clear reg_equiv_init or remove notes if the
421 is_arg_equivalence field is set.
422 * reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
423 * reload1.c (reg_equiv_init): No longer static.
424 (reg_equiv_init_size): New variable.
425 (reload): Don't allocate reg_equiv_init; don't free it when done but
427 Restructure equivalence set up code not to set reg_equiv_init, but to
428 clear it when we can't use an equivalence.
429 Undo change disabling equivalences for MEM_READONLY_P memrefs.
430 Dump equivalencing insns to dump_file.
432 2005-06-14 Richard Sandiford <richard@codesourcery.com>
434 * config/mips/mips.c (machine_function): Add varargs_size field.
435 (mips_setup_incoming_varargs): Store the amount of extra stack space
436 there rather than in *pretend_size. When saving registers, always
437 expect virtual_incoming_args_rtx to point to the start of the
439 (mips_va_start): Remove alignment hack. Handle all
440 !EABI_FLOAT_VARARGS_P cases in the same way.
441 (compute_frame_size): Handle varargs_size. Remove the redundant
442 !TARGET_OLDABI condition in the handling of pretend_args_size.
443 (mips_initial_elimination_offset): Remove the now-redundant check
446 2005-06-14 Jeff Law <law@redhat.com>
448 * tree-vrp.c (local_fold): Remove.
449 (simplify_using_ranges): Use fold_convert, not local_fold. Tweak
450 DIV/MOD case slightly for readability.
452 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
455 * tree-mudflap.c (mudflap_finish_file): Exclude non-public
456 rather than static objects (!) from libmudflap registration.
458 2005-06-14 Richard Sandiford <richard@codesourcery.com>
460 * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
461 (var_ref): Take the option's flags as a second parameter. Check
463 * optc-gen.awk: Declare local state variables. Pass flags to var_ref.
465 2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
468 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
469 unsigned index numbers.
471 2005-06-13 Geoffrey Keating <geoffk@apple.com>
473 * Makefile.in (install-man): Doesn't really depend on installdirs.
474 (various rules for installing manpages): Do depend on installdirs.
476 2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
478 * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
479 read_encoded_value_with_base call.
480 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
481 * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
482 * unwind-dw2.c (extract_cie_info): Fix aliasing in
483 read_encoded_value call.
484 (execute_cfa_program, uw_frame_state_for): Likewise.
486 2005-06-13 Roger Sayle <roger@eyesopen.com>
488 PR rtl-optimization/22053
489 * reg-stack.c (compensate_edge): Correct mistake in the assertion
490 checking of EDGE_ABNORMAL_CALL edges; complex return values can
491 result in the top two stack slots, st(0) and st(1), being live.
493 2005-06-13 Jeff Law <law@redhat.com>
495 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
496 simplify DIV, MOD or ABS expressions using VRP information.
497 Remove WALK_DATA parameter. Prototype and all callers updated.
498 (eliminate_redundant_computations): Remove WALK_DATA parameter.
499 Prototype and all callers updated.
500 (optimize_stmt): WALK_DATA parameter is now unused.
502 * tree-vrp.c (local_fold): New function. Like fold, but
503 strips useless type conversions in the result.
504 (simplify_using_ranges): New function, largely cribbed from
505 tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
506 (vrp_finalize): Call simplify_using_ranges.
508 2005-06-13 Mark Mitchell <mark@codesourcery.com>
510 * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
511 assembler in 64-bit mode.
513 2005-06-13 David Edelsohn <edelsohn@gnu.org>
515 Revert scc_operand patch.
516 * config/rs6000/predicates.md (scc_operand): Delete.
517 * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
519 2005-06-13 Jakub Jelinek <jakub@redhat.com>
521 * trans-expr.c (gfc_conv_function_call): Return int instead of
522 void. Use a local variable for has_alternate_specifier and
523 return it. Avoid modification of function type's return value
524 in place, since it may be shared.
525 * trans.h (has_alternate_specifier): Remove.
526 (gfc_conv_function_call): Change return type.
527 * trans-stmt.c (has_alternate_specifier): Remove.
528 (gfc_trans_call): Add a local has_alternate_specifier variable,
529 set it from gfc_conv_function_call return value.
531 2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
534 * fold-const.c (split_address_to_core_and_offset): Always return
535 the address of the base object.
537 2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
539 * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
541 2005-06-12 Richard Henderson <rth@redhat.com>
544 * tree-complex.c (update_complex_components_on_edge): New.
545 (update_parameter_components): Use it.
546 (update_phi_components): Likewise.
547 (expand_complex_move): Likewise for is_ctrl_altering_stmt.
549 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
551 PR tree-optimization/14796
552 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
555 2005-06-12 Kazu Hirata <kazu@codesourcery.com>
557 * cgraphunit.c, tree-ssa-loop-ivopts.c,
558 tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
559 config/sparc/sparc.c: Fix comment typos.
561 2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
563 * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
564 (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
565 * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
566 (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
568 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
570 PR tree-optimization/14796
571 * fold-const.c (fold_binary): Transform (A >> C) << C into
573 <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
575 2005-06-11 Geoffrey Keating <geoffk@apple.com>
577 * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
578 (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
580 (reg_or_sub_cint_operand): Likewise.
581 (mask_operand): Handle DImode.
582 (mask64_operand): Delete.
583 (and64_operand): Delete.
584 * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
585 instead of mask64_operand.
586 (print_operand): Likewise.
587 (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
588 reg_or_sub_cint_operand instead of *64_* variants.
589 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
590 instead of mask64_operand.
591 * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
595 (add<mode>3): Use reg_or_add_cint_operand.
597 (sub<mode>3): Use reg_or_sub_cint_operand.
598 (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
599 mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
600 cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
601 ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
602 ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
603 return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
604 various unnamed patterns): New.
605 (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
606 cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
607 ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
608 return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
609 udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
610 cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
611 ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
612 return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
613 movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
616 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
618 * rtl.h (to_rtx_code): Remove.
619 * machmode.h (to_machine_mode): Likewise.
620 * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
622 (apply_mode_maps): Likewise.
623 (read_rtx_1): Likewise.
624 (apply_code_macro): Replace to to_rtx_code with explicit cast.
625 (check_code_macro): Likewise.
626 (read_rtx_1): Likewise.
628 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
630 * c-typeck.c (convert_for_assignment): Avoid checking
631 OPT_Wc___compat, as it is always true.
633 2005-06-11 David Edelsohn <edelsohn@gnu.org>
635 * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
637 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
639 Fix PR tree-optimization/22005
640 Fix PR tree-optimization/22025
642 * tree-ssa-structalias.c (struct variable_info): Add has_union
644 (create_variable_info_for): Mark variables containing unions.
645 Don't sort the field stack if notokay is true.
646 (find_what_p_points_to): Convert variables containing unions back
647 to their SFT's if necessary.
649 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
651 * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
652 is an INTEGER_CST before calling int_cst_value.
654 2005-06-10 Uros Bizjak <uros@kss-loka.si>
657 * config/i386/i386.c (ix86_function_value_regno_p): Return true
658 for FIRST_MMX_REG if TARGET_MMX.
659 (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
661 (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
662 (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
664 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
666 * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
667 and access function against chrec_dont_know.
669 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
671 * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
673 (exit_phi_for_loop_p): New function.
674 (can_put_in_inner_loop): Ditto.
675 (can_convert_to_perfect_nest): Ditto.
676 (perfect_nestify): Create iv with right type.
677 Rewrite statements in correct order.
679 2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
681 * tree-ssa-alias.c (new_type_alias): Use existing type
682 tag if VAR has just one in its may_aliases list.
684 2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
686 * rs6000/predicates.md (scc_operand): New.
687 * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
689 2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
691 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
692 dependence-distance modulo VF is 0 are recorded in the
693 SAME_ALIGN_REFs VEC in each DR.
694 (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
695 alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
696 DR we want to peel for, is set to 0.
697 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
698 * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
700 * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
701 (_stmt_vec_info): Added new field same_align_refs.
702 (STMT_VINFO_SAME_ALIGN_REFS): New macro.
704 2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
706 * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
708 2005-06-10 Alan Modra <amodra@bigpond.net.au>
710 * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
711 * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
712 * config/rs6000/rs6000.c (output_function_profiler): Obey
713 NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
714 for -fPIC. Delete save_lr and substitute its value into strings.
716 2005-06-09 Dale Johannesen <dalej@apple.com>
718 * config/i386/i386.c (optimization_options): Make -fno-math-errno
719 the default on Darwin.
720 * config/rs6000/rs6000.c (optimization_options): Ditto.
721 * doc/invoke.texi (-fno-math-errno): Document.
723 2005-06-09 Dale Johannesen <dalej@apple.com>
725 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
726 Change to TARGET_INVALID_WITHIN_DOLOOP.
728 2005-06-09 David Edelsohn <edelsohn@gnu.org>
730 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
731 * config/rs6000/predicates.md (scc_eq_operand): New.
733 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
735 * config/sh/sh.md (mextr_rl): Set buffer size properly.
736 (*mextr_lr): Likewise.
738 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
741 * c.opt (Wc++-compat): New.
742 * doc/invoke.texi (-Wc++-compat): Document.
743 * c-typeck.c (convert_for_assignment): Check for implicit
744 conversion void* -> T*.
746 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
748 * machmode.h (to_machine_mode): New.
749 * rtl.h (to_rtx_code): Likewise.
750 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
751 (print_c_condition): Convert return value of htab_find().
752 (apply_code_macro): Add explicit cast when convertin to enums.
753 (apply_mode_maps): Likewise.
754 (check_code_macro): Likewise.
755 (read_rtx_1): Likewise.
757 2005-06-09 Richard Henderson <rth@redhat.com>
759 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
760 Use SCALAR_FLOAT_MODE_P.
761 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
762 (fselect): Rename from fpcmp; use %F.
765 2005-06-09 Jan Hubicka <jh@suse.cz>
767 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
768 local statics when doing unit-at-a-time.
769 (cgraph_varpool_assemble_pending_decls): Output debug info.
770 * dwarf2out.c (decls_for_scope): Skip local statics.
771 (dwarf2out_decl): Handle local statics.
772 * passes.c (rest_of_decl_compilation): Do not differentiate
773 local and global statics in unit-at-a-time.
774 * tree-inline.c (remap_decls): Put local static into
775 unexpanded_vars_list rather than introducing duplicated VAR_DECL
778 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
780 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
783 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
785 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
786 * tree-flow.h (find_what_p_points_to): Add prototype.
787 (push_fields_onto_fieldstack): Ditto.
788 (sort_fieldstack): Ditto.
789 * tree-optimize.c (init_tree_optimization_passes): Add
790 pass_build_pta and pass_del_pta.
791 * tree-pass.h (pass_build_pta): New structure.
792 (pass_del_pta): Ditto.
793 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
794 using new alias analyzer.
795 (push_fields_onto_fieldstack): Removed from here.
796 (bitpos_of_field): Ditto.
797 (fieldoff_compare): Ditto.
798 * tree-ssa-structalias.c: New file.
799 * tree-ssa-structalias.h: Ditto.
801 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
803 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
806 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
808 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
809 * config/bfin/bfin.h (enum bfin_builtins): ... here.
811 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
813 * target.h (insn_valid_within_doloop): Rename into
814 "invalid_within_doloop". Change return type to "const char *".
816 * targhooks.h (default_insn_valid_within_doloop): Rename into
817 "default_invalid_within_doloop".
818 * targhooks.c (default_insn_valid_within_doloop): Likewise.
820 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
821 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
822 "default_invalid_within_doloop".
823 * hooks.c (hook_constcharptr_rtx_null): New function.
824 (hook_bool_rtx_true): Remove.
825 * hooks.h (hook_constcharptr_rtx_null): Declare.
826 (hook_bool_rtx_true): Remove.
827 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
828 "invalid_within_doloop" and print error message if non-null.
830 * doc/tm.texi: Update documentation.
831 * config/s390/s390.c: Adjust to new hook name and new default hook.
832 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
833 into "rs6000_invalid_within_doloop".
834 (rs6000_invalid_within_doloop): Change return type to "static const
835 char *" and replace return values. Update Comment.
837 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
839 * config/bfin/bfin.opt (mlong-calls): New.
840 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
841 if TARGET_LONG_CALLS.
843 2005-06-09 Richard Henderson <rth@redhat.com>
846 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
847 (struct tree_decl): Add gimple_reg_flag.
848 * integrate.c (copy_decl_for_inlining): Copy it.
849 * gimplify.c (internal_get_tmp_var): Set it.
850 (gimplify_bind_expr): Likewise.
851 (gimplify_function_tree): Likewise.
852 (gimplify_modify_expr_complex_part): New.
853 (gimplify_modify_expr): Use it.
854 * tree-gimple.c (is_gimple_reg_type): Allow complex.
855 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
857 * tree-complex.c (complex_lattice_t): New.
858 (complex_lattice_values, complex_variable_components): New.
859 (some_nonzerop, find_lattice_value, is_complex_reg,
860 init_parameter_lattice_values, init_dont_simulate_again,
861 complex_visit_stmt, complex_visit_phi, create_components,
862 update_complex_components, update_parameter_components,
863 update_phi_components, update_all_vops, expand_complex_move): New.
864 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
866 (update_complex_assignment): Use update_complex_components;
867 handle updates of return_expr properly.
868 (expand_complex_addition): Use complex lattice values.
869 (expand_complex_multiplication): Likewise.
870 (expand_complex_division): Likewise.
871 (expand_complex_libcall): Use update_complex_components.
872 (expand_complex_comparison): Use update_stmt.
873 (expand_complex_operations_1): Use expand_complex_move, retrieve
875 (tree_lower_complex): Compute lattice values.
876 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
877 (pass_lower_complex_O0): Rename from pass_lower_complex.
878 (pass_lower_complex, gate_no_optimization): New.
879 * tree-optimize.c (init_tree_optimization_passes): Update for
880 complex pass changes.
881 * tree-pass.h (pass_lower_complex_O0): Declare.
883 2005-06-08 Dale Johannesen <dalej@apple.com>
885 * config/darwin.c (darwin_binds_local_p): New.
886 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
887 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
888 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
889 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
891 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
893 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
894 rs6000_isel, rs6000_spe, rs6000_alignment_string,
895 rs6000_sched_restricted_insns_priority_str,
896 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
898 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
900 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
901 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
902 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
903 multiplier_allowed_in_address_p, get_address_cost): Ditto.
905 2005-06-08 Richard Henderson <rth@redhat.com>
907 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
908 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
909 Emit out3 load right after alloc.
911 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
913 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
914 rs6000_explicit_options.
916 2005-06-08 Richard Henderson <rth@redhat.com>
918 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
919 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
921 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
923 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
925 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
928 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
931 * config/sparc/sparc.c (sparc_fold_builtin): New function
932 (sparc_vis_mul8x16): New function.
933 (sparc_handle_vis_mul8x16): New function.
934 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
936 2005-06-08 David Edelsohn <edelsohn@gnu.org>
938 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
940 (call_indirect_nonlocal_aix64): Same.
941 (call_value_indirect_nonlocal_aix32): Same.
942 (call_value_indirect_nonlocal_aix64): Same.
945 (eq): Use CLZ splitter for compare with zero.
947 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
949 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
950 everything larger than 8 bytes in memory.
952 * config/bfin/bfin.h (enum bfin_builtins): New.
953 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
955 (csync, ssync): New insn patterns.
956 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
958 (def_builtin): New macro.
959 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
961 From Jie Zhang <jie.zhang@analog.com>
962 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
963 behavior of the native assembler in VDSP. So change accordingly.
965 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
967 * tree-data-ref.c (compute_estimated_nb_iterations,
968 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
969 analyze_subscript_affine_affine, find_data_references_in_loop):
970 Fixed to use chrec_contains_undetermined to test the values of
971 loop->estimated_nb_iterations.
972 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
973 Compute the estimation only when loop->estimated_nb_iterations
974 has not yet been initialized.
975 (convert_step_widening, scev_probably_wraps_p): Add a call to
976 estimate_numbers_of_iterations_loop.
977 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
979 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
982 * dwarf2out.c (add_loc_descr_op_piece): Move to the
983 DWARF2_DEBUGGING_INFO section.
985 2005-06-08 Richard Henderson <rth@redhat.com>
988 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
990 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
993 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
994 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
995 (TARGET_ASM_OUT): Add it.
996 * doc/tm.texi (Debugging Info): Document it.
997 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
998 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
999 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
1000 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
1001 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
1002 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
1003 (gen_inlined_tls_plt): Remove unused variable MEM.
1004 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
1005 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1006 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
1007 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
1009 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
1010 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1011 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
1012 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
1014 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
1015 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1016 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
1017 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
1019 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
1020 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1021 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
1022 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
1024 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
1025 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1026 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
1027 (TARGET_GNU_TLS): Define to 1.
1028 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
1029 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
1031 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
1032 if TARGET_GNU_TLS only.
1033 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1035 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
1036 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
1038 2005-06-07 Dale Johannesen <dalej@apple.com>
1040 * config/i386/i386.md (movqi_1): Fix case where source
1041 is memory and destination EDI.
1043 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
1045 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
1047 2005-06-07 Eric Christopher <echristo@redhat.com>
1049 * system.h: Poison EXTRA_CC_MODES.
1050 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
1051 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
1052 * doc/md.texi (Jump Patterns): Replace reference to
1053 EXTRA_CC_MODES with machine-modes.def.
1054 * doc/rtl.texi (Machine Modes): Ditto.
1056 2005-06-07 Richard Henderson <rth@redhat.com>
1058 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
1059 (assemble_start_function): Fix strcmp confusion.
1061 2005-06-07 Uros Bizjak <uros@kss-loka.si>
1063 * config/i386/i386.h (enum ix86_entity): New.
1064 (enum ix86_stack_slot): New.
1065 (OPTIMIZE_MODE_SWITCHING): Redefine to use
1066 ix86_optimize_mode_switching[] array.
1067 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
1068 (MODE_NEEDED): Use ix86_mode_needed() function.
1069 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
1071 (struct machine_function): Use optimize_mode_switching[] array.
1073 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
1074 (ix86_mode_needed): New function.
1075 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
1076 correct stack positions for stored control words.
1077 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
1078 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
1080 [IX86_BUILTIN_STMXCSR]: Same.
1082 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
1083 (emit_i387_cw_initialization): Change prototype.
1084 (ix86_mode_needed): New prototype.
1086 * config/i386/i386.md (i387_cw attribute): Change order of elements.
1087 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
1088 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
1089 (*fist<mode>2_ceil_1): Change constant in call to
1090 assign_386_stack_local to SLOT_TEMP.
1091 (*fix_trunc<mode>_i387_1): Change constant in call to
1092 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1093 Use new ix86_optimize_mode_switching[] array.
1094 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
1095 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
1096 Use new ix86_optimize_mode_switching[] array.
1097 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
1098 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
1099 Use new ix86_optimize_mode_switching[] array.
1100 (frndintxf2_trunc): Change constants in call to
1101 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1102 Use new ix86_optimize_mode_switching[] array.
1103 (frndintxf2_mask_pm): Change constants in call to
1104 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
1105 Use new ix86_optimize_mode_switching[] array.
1107 (define_peephole2): Change constant from 17 to FLAGS_REG;
1109 2005-06-07 Richard Henderson <rth@redhat.com>
1112 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
1114 2005-06-07 Dale Johannesen <dalej@apple.com>
1116 * tree-nested.c (finalize_nesting_tree_1): Disable
1117 warn_padded around layout_type call.
1119 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1121 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
1124 2005-06-07 Eric Christopher <echristo@redhat.com>
1126 * config/mips/predicates.md: Revert previous patch.
1128 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1131 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
1134 2005-06-07 Diego Novillo <dnovillo@redhat.com>
1136 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
1137 (thread_stats): New local variable.
1138 (redirect_edges): Increment count of threaded edges.
1139 (thread_through_all_blocks): Initialize thread_stats.
1140 Display number of threaded jumps if TDF_STATS is enabled.
1142 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1144 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
1145 the current bit index with no modulo.
1147 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
1149 PR 18403 and meta PR 21861.
1150 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
1151 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
1152 (evolution_function_is_invariant_rec_p,
1153 evolution_function_is_invariant_p): New.
1154 (chrec_convert): Use an extra parameter AT_STMT for refining the
1155 information that is passed down to convert_step. Integrate the
1156 code that was in count_ev_in_wider_type.
1157 * tree-chrec.h (count_ev_in_wider_type): Removed.
1158 (chrec_convert): Modify its declaration.
1159 (evolution_function_is_invariant_p): Declared.
1160 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
1161 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
1162 (scev_probably_wraps_p): Declared.
1163 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
1164 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
1165 Use an extra parameter AT_STMT for refining the information that is
1166 passed down to convert_step.
1167 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
1168 analyze_scalar_evolution_1): Initialize AT_STMT with the current
1170 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
1171 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
1172 can_count_iv_in_wider_type to use convert_step.
1173 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
1174 code that is independent of the loop over the known iteration
1175 bounds to convert_step_widening, the rest is moved to
1176 proved_non_wrapping_p.
1177 (scev_probably_wraps_p): New.
1178 (can_count_iv_in_wider_type): Renamed convert_step.
1179 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
1180 Use scev_probably_wraps_p for computing init_is_max.
1181 (vrp_visit_assignment): Pass the current analyzed statement to
1182 adjust_range_with_scev.
1183 (execute_vrp): Call estimate_numbers_of_iterations for refining the
1184 information provided by scev analyzer.
1186 2005-06-07 Eric Christopher <echristo@redhat.com>
1188 * config/mips/predicates.md (sleu_operand): Use
1189 IN_RANGE to specify range of operand.
1191 2005-06-07 Steven Bosscher <stevenb@suse.de>
1193 PR tree-optimization/21847
1194 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
1195 -fnon-call-exceptions, also mark statements inherently
1196 necessary if they may throw.
1198 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
1200 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
1201 ("type"): Add "sem" to 'type' attribute.
1202 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
1203 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
1204 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
1205 "*sync_compare_and_swap_ccsi"): New patterns.
1206 * config/s390/2064.md: ("z_sem"): New insn_reservation.
1207 * config/s390/2084.md: ("x_sem"): New insn_reservation.
1208 * config/s390/s390.c: (s390_compare_emitted): New global variable.
1209 (s390_emit_compare): Do not emit comparison again after cas.
1210 * config/s390/s390.h (s390_compare_emitted): Declare.
1212 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1214 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
1215 sbitmap_iter_cond, sbitmap_iter_next): New.
1216 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
1217 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
1218 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
1219 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
1221 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1223 * tree-ssa-address.c: New file.
1224 * Makefile.in (tree-ssa-address.o): Add.
1225 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
1226 INDIRECT_REFs. Handle TARGET_MEM_REFs.
1227 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
1228 * tree-flow.h (struct mem_address): New.
1229 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
1230 (create_mem_ref, addr_for_mem_ref, get_address_description,
1231 maybe_fold_tmr, multiplier_allowed_in_address_p,
1232 multiply_by_cost): Declare.
1233 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
1234 * tree-pretty-print.c (dump_generic_node): Ditto.
1235 * tree-ssa-loop-im.c (for_each_index): Ditto.
1236 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
1237 find_interesting_uses_address): Ditto.
1238 (rewrite_address_base, build_addr_strip_iref): Removed.
1239 (struct affine_tree_combination): Moved to tree-flow.h.
1240 (get_ref_tag, copy_ref_info): New functions.
1241 (rewrite_use_address): Produce TARGET_MEM_REFs.
1242 (tree_ssa_iv_optimize): Do not call update_ssa
1243 and rewrite_into_loop_closed_ssa.
1244 (tree_to_aff_combination): Use build_fold_addr_expr instead of
1245 build_addr_strip_iref.
1246 (unshare_aff_combination): New function.
1247 (fold_affine_sum): Removed.
1248 (get_computation_at): Use get_computation_aff. Unshare the result.
1249 (get_computation_aff, multiplier_allowed_in_address_p): New function.
1250 (multiply_by_cost): Exported.
1251 (get_address_cost): Use multiplier_allowed_in_address_p.
1252 * tree-ssa-operands.c (get_tmr_operands): New function.
1253 (get_expr_operands): Handle TARGET_MEM_REFs.
1254 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
1255 (build): Handle 7 arguments.
1256 (build7_stat): New function.
1257 * tree.def (TARGET_MEM_DEF): New.
1258 * tree.h (REF_ORIGINAL): Removed.
1259 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
1260 TMR_TAG, build7): New macros.
1261 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
1262 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
1263 * doc/c-tree.texi: Document TARGET_MEM_REF.
1264 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
1266 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1269 * dwarf2out.c (add_loc_descr_op_piece): New function.
1270 (multiple_reg_loc_descriptor, concat_loc_descriptor,
1271 loc_descriptor): Use it.
1272 * var-tracking.c: Include regs.h and expr.h.
1273 (emit_note_insn_var_location): Skip over pieces where offset
1274 is smaller than previous offset plus previous piece mode size.
1275 Optimize adjacent hard registers or memory locations.
1276 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
1278 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1280 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
1282 * gimplify.c (gimplify_cond_expr): No need to fix up the
1285 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1287 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
1290 2005-06-07 Geoffrey Keating <geoffk@apple.com>
1292 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
1293 'stwux' instructions that are considered to be stack decrements.
1295 * rtlanal.c (subreg_offset_representable_p): Handle objects
1298 2005-06-06 Uros Bizjak <uros@kss-loka.si>
1300 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
1301 in call to pre_edge_lcm.
1303 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
1305 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
1306 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
1307 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
1309 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
1310 dwarf register number for SHmedia.
1311 (shmedia_fallback_frame_state): New.
1312 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
1314 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
1316 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
1318 * c-lex.c (lex_string): Use XOBFINISH.
1319 * collect2.c (extract_string, dump_file): Likewise.
1320 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
1321 * gcc.c (init_spec, build_search_list, convert_filename,
1322 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
1323 * genpreds.c (write_predicate_subfunction): Likewise.
1324 * genflags.c (main): Likewise.
1325 * read-rtl.c (mode_attr_index, apply_macro_to_string,
1326 join_c_conditions, read_quoted_string, read_braced_string,
1327 read_rtx_1): Likewise.
1328 * stringpool.c (ggc_alloc_string): Likewise.
1329 * tlink.c (obstack_fgets, recompile_files): Likewise.
1331 2005-06-06 Jakub Jelinek <jakub@redhat.com>
1333 * intl.h (G_): New macro.
1334 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
1335 instead of msgid for argument name.
1336 * tree-ssa.c (warn_uninit): Likewise.
1337 * c-parser.c (c_parser_error): Likewise.
1338 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1339 * config/darwin-c.c (BAD): Likewise.
1340 * config/c4x/c4x-c.c (BAD): Likewise.
1341 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1342 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
1343 * c-common.c (c_parse_error): Likewise.
1344 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
1345 warning0, pedwarn, error, sorry, fatal_error, internal_error):
1347 (fnotice): Use cmsgid instead of msgid for argument name.
1348 * gcov.c (fnotice): Likewise.
1349 * protoize.c (notice): Likewise.
1350 * final.c (output_operand_lossage): Likewise.
1351 * gcc.c (fatal, notice): Likewise.
1352 (error): Use gmsgid instead of msgid for argument name.
1353 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
1354 of msgid for argument name.
1355 (error): Use gmsgid instead of msgid for argument name.
1356 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
1358 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
1359 * tree-inline.c (inline_forbidden_p_1): Likewise.
1360 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
1361 conventions for marking translations.
1362 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
1364 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
1367 * fold-const.c (operand_equal_p): Don't return 1, if element
1368 chains for 2 VECTOR_CSTs are not the same length.
1371 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
1372 not all VECTOR_CST elements are given.
1374 * combine.c (try_combine): Use hard_regno_nregs array instead of
1375 HARD_REGNO_NREGS macro.
1376 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
1377 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
1378 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
1380 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
1382 * tree-ssa-reassoc.o: New.
1383 (OBJS-common): Add tree-ssa-reassoc.o
1384 * timevar.def: Add TV_TREE_REASSOC
1385 * tree-optimize.c (pass_reassoc): Add call.
1386 * tree-pass.h (pass_reassoc): Add.
1387 * tree-ssa-reassoc.c: New file.
1389 2005-06-06 Eric Christopher <echristo@redhat.com>
1392 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
1394 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1396 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
1397 HAVE_GAS_MAX_SKIP_P2ALIGN.
1398 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
1400 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1402 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
1403 getopt.h dependency.
1404 (mips-tdump.o): Likewise.
1406 2005-06-06 Jan Hubicka <jh@suse.cz>
1408 * predict.c (tree_predict_edge): Don't drop useless predictions;
1409 check that it is not called too late in the game.
1410 (gate_estimate_probability): New gate.
1411 (pass_profile): Gate.
1412 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
1413 predictions; update CFG instead.
1414 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
1416 2005-06-06 Jie Zhang <jie.zhang@analog.com>
1418 * config.gcc (bfin*-uclinux*): New.
1419 * config/bfin/uclinux.h: New file.
1421 2005-06-06 Ben Elliston <bje@au.ibm.com>
1423 * doc/md.texi (Insn Splitting): Fix some wording.
1425 2005-06-05 David Edelsohn <edelsohn@gnu.org>
1427 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
1428 (rs6000_emit_swdivdf): New function.
1429 * config/rs6000/rs6000.md (fres): New pattern.
1430 (divsf3): Add approximation through rs6000_emit_swdivsf.
1431 (fred): New pattern.
1432 (divdf3): Add approximation through rs6000_emit_swdivdf.
1433 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
1434 (rs6000_emit_swdivdf): Declare.
1435 * config/rs6000/rs6000.opt (mswdiv): New option.
1436 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
1438 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
1440 PR tree-optimization/21846
1441 * tree-cfg.c (replace_uses_by): Update information stored at loops.
1442 * tree-flow.h (substitute_in_loop_info): Declare.
1443 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
1444 Ensure that chrec_dont_know and chrec_known have a type.
1445 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
1447 2005-06-05 Steven Bosscher <stevenb@suse.de>
1449 * config/i386/i386.c (x86_use_loop): Remove.
1450 * config/i386/i386.h (x86_use_loop): Remove extern decl.
1451 (TARGET_USE_LOOP): Remove.
1452 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
1453 Also remove related define_splits.
1455 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
1457 * tree-flow.h (stmt_ann_d): Move aux to ...
1458 (tree_ann_common_d): ... here.
1459 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1460 move_computations_stmt, schedule_sm): Update references to
1462 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1463 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1464 call to set_stmt_info.
1465 (vect_transform_loop): Likewise.
1466 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
1469 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
1471 (vect_mark_relevant): Takes two additional arguments - live_p and
1472 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
1473 (vect_stmt_relevant_p): Differentiate between a live stmt and a
1474 relevant stmt. Return two values = live_p and relevant_p.
1475 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
1476 vect_stmt_relevant_p with additional arguments. Phis are no longer
1477 put into the worklist (analyzed seperately in analyze_scalar_cycles).
1478 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
1479 stmt that is marked as irrelevant and live, cause it's only used out
1480 side the loop, may need to be vectorized (e.g. reduction).
1481 (vect_analyze_operations): Examine phis. Call
1482 vectorizable_live_operation for for LIVE_P stmts. Check if
1484 (vect_analyze_scalar_cycles): Update documentation. Don't fail
1485 vectorization - just classify the scalar cycles created by the loop
1486 phis. Call vect_is_simple_reduction.
1487 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
1488 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1489 call to set_stmt_info.
1490 (vect_get_vec_def_for_operand): Code reorganized - the code that
1491 classifies the type of use was factored out to vect_is_simple_use.
1492 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
1493 additional arguments.
1494 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
1495 and computes a loop_vec_def.
1496 (vectorizable_operation, vectorizable_load, vectorizable_condition):
1498 (vectorizable_live_operation): New.
1499 (vect_transform_stmt): Handle LIVE_P stmts.
1500 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
1501 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
1502 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
1503 (vect_is_simple_use): Determine the type of the def and return it
1504 in a new function argument. Consider vect_reduction_def and
1505 vect_induction_def, but for now these are not supported.
1506 (vect_is_simple_reduction): New. Empty for now.
1507 * tree-vectorizer.h (vect_def_type): New enum type.
1508 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
1509 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
1510 (vect_is_simple_use): New arguments added to function declaration.
1511 (vect_is_simple_reduction): New function declaration.
1512 (vectorizable_live_operation): New function declaration.
1514 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
1515 (vect_can_advance_ivs_p): Likewise.
1516 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
1518 2005-06-05 Eric Christopher <echristo@redhat.com>
1520 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
1522 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
1525 * config/mmix/mmix.md ("*movdicc_real_foldable")
1526 ("*movdfcc_real_foldable", "*bCC_foldable")
1527 ("*bCC_inverted_foldable"): Specify DImode for register being
1530 2005-06-04 Roger Sayle <roger@eyesopen.com>
1532 * reg-stack.c (struct block_info_def): Correct grammar typo.
1533 (compensate_edge): Clean-up. Perform as little work as possible
1534 when src and dest stacks match. Avoid modifying block_info.
1535 Reorder and simplify assertion checks. Avoid unnecessary copying
1536 of regstack structure.
1537 (convert_regs_1): Set the done flag here...
1538 (convert_regs_2): ... instead of here.
1540 2005-06-04 Dale Johannesen <dalej@apple.com>
1542 * config/rs6000/rs6000.c (no_global_regs_above): New.
1543 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
1544 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
1545 (rs6000_conditional_register_usage): Don't put Darwin PIC
1546 register in global_regs.
1547 (rs6000_stack_info): Don't set lr_save_p just because Darwin
1549 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
1550 if not done by lr_save_p.
1551 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
1552 Use rotate instead of ashift.
1553 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
1554 (call_value_indirect_nonlocal_sysv): Ditto.
1556 2005-06-04 Jan Hubicka <jh@suse.cz>
1558 * cgraphunit.c (cgraph_reset_node): Break out from ...
1559 (cgraph_finalize_function): ... here.
1560 (cgraph_finalize_compilation_unit): Reset nodes where backend
1563 2005-06-04 Richard Henderson <rth@redhat.com>
1566 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
1567 until we've passed initial ldgp.
1569 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
1571 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
1572 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
1573 * expr.c (expand_var): Ditto.
1574 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
1575 * gimplify.c (gimplify_decl_expr): Ditto.
1576 (gimplify_expr): Ditto.
1577 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
1578 * tree.c (value_expr_for_decl): New.
1579 (print_value_expr_statistics): New.
1580 (init_ttree): Init value_expr_for_decl.
1581 (decl_value_expr_lookup): New.
1582 (decl_value_expr_insert): Ditto.
1583 (copy_node_stat): Copy DECL_VALUE_EXPR status.
1584 * tree.h (DECL_VALUE_EXPR): Use hashtable.
1585 (SET_DECL_VALUE_EXPR): New.
1586 (DECL_HAS_VALUE_EXPR_P): New.
1588 2005-06-04 Steven Bosscher <stevenb@suse.de>
1590 * lcm.c: Move all mode-switching related functions from here...
1591 * mode-switching.c: ...to this new file.
1592 * doc/passes.texi: Update accordingly.
1594 * basic-block.h (label_value_list): Remove extern decl.
1595 * cfgrtl.c (label_value_list): Remove.
1596 (can_delete_label_p): Don't look at it.
1597 * cfgcleanup.c (cleanup_cfg): Don't free it.
1599 * common.opt: Don't refer to non-existing flag_alias_check.
1601 2005-06-04 David Edelsohn <edelsohn@gnu.org>
1603 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
1605 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
1607 * function.c (prologue, epilogue, sibcall_epilogue): Change
1608 their types to VEC(int,heap)*.
1609 (free_after_compilation): Free the three vectors above.
1610 (init_function_for_compilation, record_insns, contains,
1611 prologue_epilogue_contains, sibcall_epilogue_contains,
1612 reposition_prologue_and_epilogue_notes): Use VEC instead of
1613 VARRAY. (init_function_once): Remove.
1614 * function.h: Remove the prototype for init_function_once.
1615 * toplev.c (backend_init): Don't call init_function_once.
1617 2005-06-04 Jan Hubicka <jh@suse.cz>
1619 * predict.c (tree_predict_edge): Do not predict entry edge and
1620 single succestor edge.
1622 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
1625 * c-typeck.c (push_init_level): Don't pop levels without braces if
1628 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
1630 * tree-data-ref.c (compute_self_dependence): New function.
1631 (compute_all_dependences): Use it.
1633 2005-06-03 Geoffrey Keating <geoffk@apple.com>
1635 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
1636 (c_parser_expr_list): Don't use chainon().
1638 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
1639 when -isysroot passed.
1641 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1644 * c-decl.c (start_function): Restore label_context_stack_se and
1645 label_context_stack_vm if returning with an error.
1647 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
1649 * configure.ac: Check declaration for asprintf, needed by
1651 * configure: Regenerate.
1652 * config.in: Likewise.
1654 2005-06-03 Diego Novillo <dnovillo@redhat.com>
1656 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
1657 allocate info array.
1658 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
1659 range to varying in cast expressions that change
1662 2005-06-03 Eric Christopher <echristo@redhat.com>
1664 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
1667 2005-06-03 Jan Hubicka <jh@suse.cz>
1669 * basic-block.h (remove_predictions_associated_with_edge): Declare.
1670 * cfg.c (remove_edge): Use it.
1671 * predict.c (remove_predictions_associated_with_edge): New function.
1673 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
1675 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1676 Clear call_realy_used_regs[r2] when ABI_AIX.
1678 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
1681 * fold-const.c (fold_binary): Fix type mismatches in folding
1684 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1686 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
1689 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1691 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
1693 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1695 * reload1.c (reload): Revert my previous patch.
1697 2005-06-03 Nick Clifton <nickc@redhat.com>
1699 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
1702 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1704 PR tree-optimization/21849
1705 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
1707 2005-06-02 Richard Henderson <rth@redhat.com>
1709 * Makefile.in (tree-vect-generic.o): New.
1710 (OBJS-common, GTFILES, s-gtype): Add it.
1711 * tree-complex.c (build_replicated_const, vector_inner_type,
1712 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
1713 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
1714 do_negate, expand_vector_piecewise, expand_vector_parallel,
1715 expand_vector_addition, expand_vector_operation,
1716 type_for_widest_vector_mode, expand_vector_operations_1,
1717 gate_expand_vector_operations, expand_vector_operations,
1718 pass_lower_vector_ssa): Move to tree-vect-generic.c.
1719 (tree_lower_complex): Rename from tree_lower_operations.
1720 (pass_lower_complex): Rename from pass_pre_expand.
1721 * tree-vect-generic.c: New file.
1722 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
1723 (pass_lower_vector): New.
1724 * tree-optimize.c (init_tree_optimization_passes): Update to match.
1726 2005-06-02 Richard Henderson <rth@redhat.com>
1728 * modulo-sched.c (doloop_register_get): Protect against
1729 doloop_end not defined.
1731 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1733 * config/sh/sh.c (general_movsrc_operand,
1734 general_movdst_operand, arith_reg_operand, arith_reg_dest,
1735 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
1736 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
1737 xor_operand, cmp_operand, logical_operand, and_operand,
1738 fpscr_operand, fpul_operand, symbol_ref_operand,
1739 commutative_float_operator, noncommutative_float_operator,
1740 unary_float_operator, binary_float_operator,
1741 binary_logical_operator, equality_comparison_operator,
1742 greater_comparison_operator, less_comparison_operator,
1743 shift_operator, logical_operator, target_reg_operand,
1744 target_operand, mextr_bit_offset, extend_reg_operand,
1745 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
1746 general_extend_operand, ua_address_operand,
1747 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
1748 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
1749 shift_count_reg_operand, shift_count_operand,
1750 unaligned_load_operand): Move to ...
1751 * config/sh/predicates.md: ... here.
1752 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1755 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
1757 * tree.c (build_common_builtin_nodes): Fix the return type on
1760 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1762 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
1763 (find_interesting_uses_address): Use build_fold_addr_expr instead.
1764 (strip_offset_1): Likewise.
1765 (tree_to_aff_combination): Likewise.
1767 2005-06-02 DJ Delorie <dj@redhat.com>
1769 * convert.c (convert_to_pointer): Avoid recursion if no conversion
1772 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1774 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
1775 binary operations with the correct types.
1776 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
1777 for all computation.
1779 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1781 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
1782 config/rs6000/rs6000.md: Fix comment typos. Follow splling
1784 * doc/install.texi: Fix a typo.
1786 2005-06-02 Jan Hubicka <jh@suse.cz>
1788 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
1789 inline functions are not local.
1791 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1793 * gimplify.c (gimplify_ctx): Change the type of case_labels to
1795 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
1798 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1800 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
1803 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
1805 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
1807 (s390_dump_pool): Likewise.
1808 (s390_mainpool_start, s390_mainpool_finish): Likewise.
1809 (s390_chunkify_start): Likewise.
1810 (s390_dump_execute): Remove.
1811 (s390_reorg): Handle out-of-pool execute templates.
1813 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
1815 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
1818 2005-06-02 Jan Hubicka <jh@suse.cz>
1820 * cgraph.c (cgraph_node): Maintain master clones.
1821 (cgraph_remove_node): Likewise.
1822 (availability_names): New static variable.
1823 (dump_cgraph_node): Dump availability.
1824 (dump_cgraph_varpool_node): Likewise.
1825 (cgraph_is_master_clone, cgraph_master_clone,
1826 cgraph_function_body_availability,
1827 cgraph_variable_initializer_availability): New functions.
1828 * cgraph.h (availability): New enum.
1829 (struct cgraph_node): Add master_clone.
1830 (cgraph_is_master_clone, cgraph_master_clone,
1831 cgraph_function_body_availability,
1832 cgraph_variable_initializer_availability): Declare.
1833 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
1834 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
1835 * ipa-inline.c (cgraph_decide_inlining): Do not call
1836 cgraph_remove_unreachable_nodes.
1838 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
1841 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1844 * tree-vrp.c (nonnull_arg_p): New.
1845 (get_value_range): Call it.
1847 2005-06-02 Eric Christopher <echristo@redhat.com>
1849 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
1851 (mips_rtx_cost_data): New datatype.
1852 (MEMORY_MOVE_COST): Use data from structure.
1853 (BRANCH_COST): Ditto.
1854 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
1855 * config/mips/mips.md (cpu): Rework for processor_type changes.
1856 * config/mips/mips.c (mips_cost): New variable.
1857 (DEFAULT_COSTS): Define.
1858 (mips_rtx_cost_data): New.
1859 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
1860 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
1861 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
1862 (override_options): Set cost data.
1863 (mips_register_move_cost): Formatting changes.
1864 (bdesc_arrays): Use PROCESSOR_MAX.
1865 (mips_init_builtins): Ditto.
1867 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1870 * doc/invoke.texi: Document -ftree-vrp.
1872 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
1874 PR tree-optimization/21734
1875 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
1876 phi_result when current_def is not available.
1877 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
1880 2005-06-02 David Edelsohn <edelsohn@gnu.org>
1882 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
1883 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
1885 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1887 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
1889 2005-06-02 Jan Hubicka <jh@suse.cz>
1891 * cgraph.c (dump_cgraph_node): Print new flags.
1892 (dump_cgraph_varpool_node): Likewise.
1893 (decide_variable_is_needed): Initialize externally_visible flag.
1894 * cgraph.h (cgraph_local_info): Add externally_visible flag.
1895 (cgraph_varpool_node): Likewise.
1896 (cgraph_function_flags_ready): Declare.
1897 * cgraph.c (cgraph_mark_local_functions): Rename to ...
1898 (cgraph_function_and_variable_visibility) ... this one; handle
1899 externally_visible flags.
1900 (decide_is_function_needed): Set externally_visible flag.
1901 (cgraph_finalize_function): Deal properly with early cleanups.
1902 (cgraph_optimize): Update call of
1903 cgraph_function_and_variable_visibility.
1905 2005-06-02 Steven Bosscher <stevenb@suse.de>
1906 Mostafa Hagog <mustafa@il.ibm.com>
1908 * cfgloop.h (doloop_condition_get): Make external.
1909 * loop-doloop.c (doloop_condition_get): Generalize to make it
1910 usable in modulo-sched.c.
1911 * modulo-sched.c (doloop_register_get): Use
1912 doloop_condition_get instead of duplicating it.
1914 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1916 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
1917 the correct set of init_insns that need deletion.
1918 * local-alloc.c (update_equiv_regs): When substituting sole definition
1919 into sole use of a reg, delete it from liveness information.
1921 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
1923 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
1925 2005-06-01 Diego Novillo <dnovillo@redhat.com>
1927 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
1928 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
1929 * fold-const.c (invert_tree_comparison): Make extern.
1930 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
1931 (struct value_range_def): Limewise.
1932 (get_value_range): Remove.
1933 (dump_value_range): Remove.
1934 (dump_all_value_ranges): Remove.
1935 (debug_all_value_ranges): Remove.
1936 (vrp_evaluate_conditional): Declare.
1937 * tree-ssa-propagate.c (struct prop_stats_d): Add field
1939 (substitute_and_fold): Add argument use_ranges_p.
1941 If use_ranges_p is true, call fold_predicate_in to fold
1942 predicates using range information.
1943 Ignore ASSERT_EXPRs.
1944 Change debugging output to only show statements that have been
1946 (replace_phi_args_in): Move debugging output code from
1947 substitute and fold.
1948 (fold_predicate_in): New local function.
1949 * tree-ssa-propagate.h (enum value_range_type): Move from
1951 (struct value_range_d): Likewise.
1953 (value_range_t): Rename from value_range.
1954 * tree-vrp.c (found_in_subgraph): Rename from found.
1955 (get_opposite_operand): Remove.
1956 (struct assert_locus_d): Declare.
1957 (assert_locus_t): Declare.
1958 (need_assert_for): Declare.
1959 (asserts_for): Declare.
1960 (blocks_visited): Declare.
1961 (vr_value): Declare.
1962 (set_value_range): Add argument 'equiv'.
1963 Don't drop to VARYING ranges that cover all values in the
1965 Make deep copy of equivalence set 'equiv'.
1966 (copy_value_range): New local function.
1967 (set_value_range_to_undefined): New local function.
1968 (compare_values): Return -2 if either value has overflowed.
1969 (range_includes_zero_p): New local function.
1970 (extract_range_from_assert): Flip the predicate code if the
1971 name being asserted is on the RHS of the predicate.
1972 Avoid creating unnecessary symbolic ranges if the comparison
1973 includes another name with a known numeric range.
1974 Update the equivalnce set of the new range when asserting
1976 (extract_range_from_ssa_name): Update the equivalence set of
1977 the new range with VAR.
1978 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
1979 If -fwrapv is used, set the resulting range to VARYING if the
1980 operation overflows. Otherwise, use TYPE_MIN_VALUE and
1981 TYPE_MAX_VALUE to represent -INF and +INF.
1982 Fix handling of *_DIV_EXPR.
1983 (extract_range_from_unary_expr): Handle MINUS_EXPR and
1984 ABS_EXPR properly by switching the range around if necessary.
1985 (extract_range_from_comparison): New local function.
1986 (extract_range_from_expr): Call it.
1987 (adjust_range_with_scev): Do not adjust the range if using
1988 wrapping arithmetic (-fwrapv).
1989 (dump_value_range): Also show equivalence set.
1990 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
1991 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
1992 (infer_value_range): Change return value to bool.
1993 Add arguments 'comp_code_p' and 'val_p'.
1994 Do not attempt to infer ranges from statements that may throw.
1995 Store the comparison code in comp_code_p.
1996 Store the other operand to be used in the predicate in val_p.
1997 (dump_asserts_for): New.
1998 (debug_asserts_for): New.
1999 (dump_all_asserts): New.
2000 (debug_all_asserts): New.
2001 (register_new_assert_for): New.
2002 (register_edge_assert_for): New.
2003 (find_conditional_asserts): New.
2004 (find_assert_locations): New.
2005 (process_assert_insertions_for): New.
2006 (process_assert_insertions): New.
2007 (insert_range_assertions): Initialize found_in_subgraph,
2008 blocks_visited, need_assert_for and asserts_for.
2009 Call find_assert_locations and process_assert_insertions.
2010 (remove_range_assertions): Add more documentation.
2011 (vrp_initialize): Change return type to void.
2012 Do not try to guess if running VRP is worth it.
2013 (compare_name_with_value): New.
2014 (compare_names): New.
2015 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
2016 use_equiv_p is true, call compare_names and
2017 compare_name_with_value to compare all the ranges for every
2018 name in the equivalence set of the predicate operands.
2020 (vrp_meet): Try harder not to derive a VARYING range.
2021 If two values meet, the resulting equivalence set is the
2022 intersection of the two equivalence sets.
2023 (vrp_visit_phi_node): Call copy_value_range to get the current
2024 range information of the LHS.
2025 (vrp_finalize): Create a value vector representing all the
2026 names that ended up with exactly one value in their range.
2027 Call substitute_and_fold.
2028 (execute_vrp): Document equivalence sets in ranges.
2029 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
2030 (struct tree_ssa_name): Remove field value_range.
2031 (invert_tree_comparison): Declare.
2033 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
2035 Fix PR tree-optimization/21839
2037 * gimplify.c (zero_sized_field_decl): New function.
2038 (gimplify_init_ctor_eval): Use it.
2040 2005-06-01 Josh Conner <jconner@apple.com>
2043 * gimplify.c (gimplify_init_constructor): Don't spill initializer
2044 to read-only memory if it's sparse.
2046 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
2048 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
2049 Add documentation for REG_SETJMP
2051 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2053 * stmt.c (expand_case): Use build_int_cst.
2054 (node_has_low_bound): Likewise, and correct type mismatch.
2055 (node_has_high_bound): Likewise.
2056 * fold-const.c (fold_binary): Ensure we build trees
2057 with the correct types - undo what STRIP_NOPS possibly did.
2059 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2061 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
2062 * fold-const.c (fold_indirect_ref_1): No longer static.
2063 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
2064 folding, if possible.
2066 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
2068 * common.opt (fjump-tables): New.
2069 * doc/invoke.texi (-fno-jump-tables): Document.
2070 * stmt.c (expand_end_case_type): Do not emit jump tables unless
2073 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
2075 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
2076 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
2077 (sunlt, sunle): Enable patterns on VFP.
2079 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
2080 f_stored, f_flag, f_cvt.
2081 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
2082 Include arm1020e.md.
2083 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
2084 the ds and fmac pipelines. Re-work all load and store patterns and
2085 all conversion patterns to use new attributes. Adjust reservation
2086 descriptions accordingly.
2087 * arm1020e.md: New file.
2088 * t-arm: Add dependency.
2090 2005-06-01 Jan Hubicka <jh@suse.cz>
2092 * except.c (struct eh_region): Kill unused fields.
2093 * basic-block.h (struct basic_block_def): Likewise.
2095 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
2097 PR rtl-optimization/21767
2098 * rtl.h (function_invariant_p): Re-add declaration.
2099 * reload1.c (function_invariant_p): No longer static.
2100 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
2101 might have become invalid.
2103 2005-06-01 Jakub Jelinek <jakub@redhat.com>
2107 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
2108 on variable sizes types if a decl is a pointer to a VLA.
2109 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
2110 Call gimplify_type_sizes on aggregate fields. Prevent infinite
2113 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
2115 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
2116 _mm_set_ps, _mm_setr_ps): Add __extension__.
2117 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
2118 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
2119 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
2121 (_mm_clflush): Don't use return in void function.
2123 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
2124 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
2125 Use __inline instead of inline.
2127 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2129 * fold-const.c (fold_binary): Fix types in strlen vs.
2130 zero comparison folding.
2132 2005-06-01 Richard Henderson <rth@redhat.com>
2134 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
2135 * config.in, configure: Rebuild.
2136 * config/alpha/alpha.c (print_operand): Add 'j'.
2137 * alpha.md (divmodsi_internal_er_1): Use it.
2138 (divmoddi_internal_er_1): Likewise.
2140 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2142 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
2143 * opts.h (print_filtered_help): Delete.
2144 * opts.c (handle_option, decode_options): Remove calls to
2146 (print_target_help): New function.
2147 (common_option, print_help): Call print_target_help instead of
2148 display_target_options.
2149 (print_filtered_help): Make static.
2150 * toplev.h (display_target_options, set_target_switch): Delete.
2151 * toplev.c (target_switches, target_options, display_target_options)
2152 (set_target_switch): Delete.
2153 (print_switch_values): Remove handling of TARGET_SWITCHES and
2155 (default_get_pch_validity): Likewise. Only treat target_flags
2156 specially if targetm.check_pch_target_flags is nonnull.
2157 (pch_option_mismatch): New function.
2158 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
2159 and TARGET_OPTIONS. Only treat target_flags specially if
2160 targetm.check_pch_target_flags is nonnull.
2161 * config/ia64/ia64.c (ia64_override_options): Don't mention
2162 TARGET_OPTIONS in comment.
2163 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
2164 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
2165 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
2166 interaction with TARGET_SWITCHES.
2167 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2169 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2171 * config/sh/sh.c (multcosts): Check sh_multcost rather than
2173 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
2174 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
2175 (cut2_workaround_str): Delete.
2176 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
2177 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
2178 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
2179 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
2180 (mgettrcost=, multcost=): New options.
2182 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2184 * opts.h (cl_option_state): New structure.
2185 (get_option_state): Declare.
2186 * opts.c (get_option_state): New function.
2187 * toplev.c (option_affects_pch_p): New function.
2188 (default_get_pch_validity): Store the state of all options for which
2189 option_affects_pch_p returns true.
2190 (default_pch_valid_p): Check the state of those options here.
2191 Only check target_flags separately if targetm.check_pch_target_Flags
2192 is nonnull or if TARGET_SWITCHES is defined.
2194 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2196 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
2199 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2201 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
2203 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2205 * gcse.c (compute_transp, load_killed_in_block): Use
2208 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
2211 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
2213 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2215 * errors.h (warning, error, fatal, internal_error): Add printf
2217 * genmodes.c (make_vector_mode): Fix format arguments.
2219 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2221 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
2222 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
2223 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
2224 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
2225 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
2226 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
2227 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
2228 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2229 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
2230 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
2231 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
2232 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
2233 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
2234 errors.h and include toplev.h if necessary.
2236 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
2237 errors.h otherwise include toplev.h.
2239 * Makefile.in: Update dependencies.
2241 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
2243 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
2245 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
2247 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
2248 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
2249 be complemented for big-endian. Mask for AND must be rotated,
2250 not shifted. Handle short operands with NOT on the memory
2253 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
2255 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
2256 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
2257 * dwarf2out.c (dwarf2out_var_location): Ditto.
2258 * toplev.c (default_tree_printer): Ditto.
2259 * tree-outof-ssa.c (create_temp): Ditto.
2260 * tree-sra.c (instantiate_element): Ditto.
2261 * var-tracking.c (track_expr_p): Ditto.
2262 * tree.c (struct tree_map): New structure.
2263 (debug_expr_for_decl): New.
2264 (tree_map_eq): New function.
2265 (tree_map_hash): Ditto.
2266 (tree_map_marked_p): Ditto.
2267 (print_debug_expr_statistics): Ditto.
2268 (decl_debug_expr_lookup): Ditto.
2269 (decl_debug_expr_insert): Ditto.
2270 (dump_tree_statistics): Dump debug_expr hashtable stats.
2271 * tree.h (DECL_DEBUG_EXPR): Change
2272 (SET_DECL_DEBUG_EXPR): Add.
2274 2005-06-01 Alan Modra <amodra@bigpond.net.au>
2276 * configure.ac: Add --enable-secureplt.
2277 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
2278 * config.in: Regenerate.
2279 * configure: Regenerate.
2280 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
2281 rs6000/secureplt.h to tm_file when enable_secureplt.
2282 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
2283 * doc/install.texi: Document --enable-targets and --enable-secureplt.
2284 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
2285 * config/rs6000/secureplt.h: New file.
2286 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
2287 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
2289 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
2290 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
2291 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
2292 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
2293 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
2294 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
2295 TARGET_SECURE_PLT got register load sequence.
2296 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
2298 (rs6000_elf_declare_function_name): Don't emit toc address offset
2299 word when TARGET_SECURE_PLT.
2300 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
2301 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
2302 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
2303 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
2305 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
2306 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
2308 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
2309 (__trampoline_setup): Likewise. Init r30 before plt call.
2311 2005-05-31 DJ Delorie <dj@redhat.com>
2313 * expr.c (convert_move): When a partial_int requires multiple
2314 conversion steps, make sure successive steps convert the
2315 intermediate value, not the original value.
2317 * expmed.c (expand_mult): Convert partial_int multiplies to
2318 shift/add combinations too.
2320 * genmodes.c (mode_data): Add wider_2x.
2321 (calc_wider_mode): Calculate twice-wider mode too.
2322 (emit_mode_wider): Emit twice-wider mode too.
2323 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
2324 * expr.c (expand_expr_real_1): Use it for expanding
2327 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2329 PR tree-optimization/21817
2330 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
2332 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
2334 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
2337 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2341 * fold-const.c (fold_checksum_tree): Copy types also if
2342 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
2343 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
2345 Tail recurse TREE_LIST's TREE_CHAIN.
2347 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2350 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
2351 SSA_NAME twice and cause the loop to become finite. Remove the test
2354 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2356 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
2359 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
2361 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
2362 the documentation to make it more future-proof.
2363 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
2364 * target.h (gcc_target): Add check_pch_target_flags.
2365 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
2366 (TARGET_INITIALIZER): Include it.
2367 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
2368 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
2369 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
2370 (sh_check_pch_target_flags): New function.
2371 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
2373 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
2375 * fold-const.c (extract_array_ref): Handle more cases,
2376 do some useful canonicalization of the base.
2377 (fold_binary): Explicitly deal with arrays of zero-sized
2378 structures during folding of &a[i] == &a[j].
2380 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
2382 * doc/install.texi (sparc-sun-solaris2*): Update note
2383 about Sun bug 4910101.
2384 (sparc-sun-solaris2.7): Document bootstrap
2385 failure with Sun WorkShop 6 99/08/18 as.
2387 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
2389 * loop.c (loop_invariant_p, valid_initial_value_p): Use
2390 regs_invalidated_by_call instead of call_used_regs.
2392 2005-05-30 Paolo Carlini <pcarlini@suse.de>
2395 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
2397 * doc/extend.texi: Add clog, clogf, clogl.
2399 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
2402 * c-pragma.c: Include "vec.h".
2403 (handle_pragma_visibility): Use VEC.
2405 * doc/invoke.texi: Remove the nested visibility push limit.
2407 2005-05-30 Roger Sayle <roger@eyesopen.com>
2409 PR rtl-optimization/15422
2410 * reg-stack.c (starting_stack_p): New static global.
2411 (straighten_stack): Delete prototype. Change to update the stack
2412 before the current insn.
2413 (subst_stack_regs): Update call to straighten stack.
2414 (emit_swap_insn): Delete prototype. For the first insn in a
2415 basic block, update stack_in instead of emitting a real swap.
2416 (change_stack): When changing the stack before the first insn
2417 in a basic block, update stack_in instead of emitting real code.
2418 (compensate_edges): Clear starting_stack_p during compensation.
2419 (convert_regs_1): Keep track of starting_stack_p whilst processing
2422 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2424 * tree-ssa-ccp.c (const_val): Make it static.
2426 2005-05-29 Geoffrey Keating <geoffk@apple.com>
2429 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
2430 pattern involving `:P'.
2432 * Makefile.in (install-cpp): Depend on installdirs.
2434 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2436 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
2438 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2439 elim_graph_add_edge, elim_graph_remove_succ_edge,
2440 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
2443 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2445 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
2446 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
2447 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
2448 follow spelling conventions in error/dump messages.
2450 2005-05-29 Roger Sayle <roger@eyesopen.com>
2451 Richard Henderson <rth@redhat.com>
2453 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
2454 if the RHS isn't suitable for calling emit_move_insn.
2456 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2458 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
2459 fold_unary and fold_binary.
2461 2005-05-29 Roger Sayle <roger@eyesopen.com>
2463 * reg-stack.c (propagate_stack): Always copy the source stack to
2464 the destination. This routine is now only called when this is safe.
2465 (better_edge): New function split out from convert_regs_1 to
2466 determine which of two edges is better to propagate across.
2467 (convert_regs_1): We need only search for a best edge if the
2468 stack layout hasn't been defined yet. Use better_edge to help
2469 find beste. No longer traverse unnecessary edges.
2471 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
2473 * tree-ssa-alias.c (new_type_alias): New procedure to
2474 create a type memory tag for a pointer with a may-alias
2475 set determined from a variable declaration.
2476 * tree-flow.h: export declaration of new_type_alias
2477 * tree-optimize.c (init_tree_optimization_passes): document
2478 that pass_may_alias cannot be called after pass_vectorize.
2479 * tree-vect-transform (vect_create_data_ref_ptr): Call
2480 new_type_alias when an type memory tag isn't available
2482 (vectorizable_store): Use copy_virtual_operands to update
2483 virtual defs in place (so that loop_version can be called).
2484 Call mark_for_renaming for the virtual defs in case peeling
2485 is done and virtual uses outside the loop need to be updated.
2487 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
2489 PR tree-optimization/21639
2490 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
2492 2005-05-29 Jan Hubicka <jh@suse.cz>
2494 PR tree-optimization/21562
2495 * cfgexpand.c (construct_init_block): Deal properly with the case
2496 of entry edge not pointing to very first basic block.
2498 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2500 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
2501 non-gimple min invariant.
2503 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
2504 * tree-flow.h: Add prototypes for start_recording_case_labels
2505 and end_recording_case_labels.
2506 * tree-cfg.c (start_recording_case_labels,
2507 end_recording_case_labels): Export.
2508 (cleanup_tree_cfg_loop, modified_noreturn_calls,
2509 cleanup_control_flow, cleanup_control_expr_graph,
2510 remove_fallthru_edge, phi_alternatives_equal,
2511 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
2512 remove_forwarder_block, cleanup_forwarder_blocks,
2513 remove_forwarder_block_with_phi, merge_phi_nodes,
2514 gate_merge_phi, pass_merge_phi): Move to ...
2515 * tree-cfgcleanup.c: ... here.
2517 * basic-block.h: Remove forward declaration of bb_ann_d.
2519 2005-05-28 Jan Hubicka <jh@suse.cz>
2521 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
2523 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
2525 (tree_mod_subtract): Fix profile updating code.
2526 (tree_divmod_values_to_profile): Do not produce useless value profilers
2529 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2531 * tree-ssa-dom.c (vrp_element_p): Define.
2532 (vrp_hash_elt): Change the type of records to
2533 VEC(vrp_element_p,heap).
2535 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
2536 Update uses of VRP records.
2537 (simplify_cond_and_lookup_avail_expr, record_range): Update
2538 uses of VRP records.
2540 * tree-inline.c (cfun_stack): Change the type to
2541 VEC(function_p,heap).
2542 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
2544 2005-05-27 Ian Lance Taylor <ian@airs.com>
2546 * c-decl.c (add_stmt): Add C frontend specific version.
2547 (stmts_are_full_exprs_p): Remove.
2548 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
2549 (stmts_are_full_exprs_p): Don't declare.
2550 * c-semantics.c (add_stmt): Remove.
2552 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2554 * config/mips/mips-protos.h (mips_declare_object): Add printf
2556 * config/mips/mips.c (mips_declare_object_name): Fix format
2559 2005-05-27 Roger Sayle <roger@eyesopen.com>
2561 * reg-stack.c (compensate_edge): Remove original prototype.
2562 (propagate_stack): New function to copy the stack layout
2563 at the start of a basic block from the layout at the end of
2564 one of its predecessors.
2565 (compensate_edge): Assume that both source and destination
2566 blocks have already had their stack layouts defined.
2567 (compensate_edges): Traverse all non-entry edges in the CFG
2568 and call compensate_edge on each in turn.
2569 (convert_regs_1): Change return type to void. Call
2570 propagate_stack instead of compensate_edge.
2571 (convert_regs_2): Change return type to void. Update call
2572 to convert_regs_1 to ignore the (now void) return value.
2573 (convert_regs): Update calls to convert_regs_2 to ignore
2574 the (now void) return value. After all the basic blocks have
2575 been processed, call compensate_edges to actually emit new
2577 (reg_to_stack): Initialize the aux info for each basic block
2578 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
2580 2005-05-28 Jan Hubicka <jh@suse.cz>
2582 * except.c (can_throw_internal_1, can_throw_external_1): Add
2584 (can_throw_external, can_throw_internal): Bring into sync wrt
2586 * except.h (can_throw_internal_1, can_throw_external_1): Update
2588 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2589 Deal properly with resx.
2591 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2593 * basic-block.h (basic_block_def): Add phi_nodes and
2594 predictions. Remove tree_annotations.
2595 * predict.c (tree_predicted_by_p, tree_predict_edge,
2596 combine_predictions_for_bb): Adjust references to predictions.
2597 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
2598 create_block_annotation.
2599 (create_block_annotation, free_blocks_annotatios,
2600 clear_blocks_annotations): Remove.
2601 (dump_cfg_stats): Don't print out the memory spent on
2603 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
2604 * tree-flow-inline.h (bb_ann): Remove.
2605 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
2606 * tree-flow.h (bb_ann_d): Remove.
2607 * tree-if-conv.c (process_phi_nodes): Update a reference to
2609 * tree-phinodes.c (reserve_phi_args_for_new_edge,
2610 create_phi_node, remove_phi_node): Likewise.
2611 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
2612 * tree-ssa-dom.c (threaded_blocks): New.
2613 (tree_ssa_dominator_optimize): Initialize, clear, and free
2614 threaded_blocks. Update a call to thread_through_all_blocks.
2615 (thread_across_edge): Use threaded_blocks instead of setting
2616 incoming_edge_threaded.
2617 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
2618 a bitmap of blocks that are threaded through.
2619 * tree.h: Move the prototype of threaded_through_blocks to
2622 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
2623 fini_walk_dominator_tree): Use VEC instead of VARRAY.
2624 * domwalk.h (dom_walk_data): Change the type of
2625 block_data_stack and free_block_data to VEC(void_p,heap)*.
2626 * tree-ssa-dse.c (dse_initialize_block_local_data,
2627 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
2628 VEC instead of VARRAY.
2630 2005-05-27 Jan Hubicka <jh@suse.cz>
2632 * cgraph.c: Include tree-gimple.h
2633 (cgraph_edge): Rename expr to stmt.
2634 (cgraph_create_edge): Likewise.
2635 (cgraph_clone_node): Likewise.
2636 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
2637 * cgraphunit.c (record_call_1): Rename to ...
2638 (record_reference): ... this one; do not build edges.
2639 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
2640 (current_basic_block): Kill.
2641 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
2642 (verify_cgraph_node): Likewise.
2643 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
2644 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
2645 (copy_edges_for_bb): Simplify EH handling.
2646 (expand_call_inline): Pass statement to cgraph_edge and
2649 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
2651 * tree-inline.c (copy_body_r): Manually fold *& to deal
2652 with ADDR_EXPRs with mismatched types for now.
2654 * gimplify.c (fold_indirect_ref_rhs): New function.
2655 (gimplify_modify_expr_rhs): Use it instead of pessimistic
2658 * fold-const.c (fold_indirect_ref_1): Add type argument;
2659 make sure the resulting expression is of this type.
2660 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
2662 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2664 PR tree-optimization/21658
2665 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
2666 fold_binary_to_constant. Likewise, call fold_unary instead of
2667 fold_unary_to_constant.
2669 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
2671 * vec.h: Implement integral type vector specialization.
2672 (VEC_T): Define a non-GTY structure.
2673 (VEC_T_GTY): Define a GTY structure.
2674 (VEC_TA): Rename to ...
2675 (VEC_TA_GTY): ... here.
2676 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
2677 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
2678 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
2679 DEF_VEC_P and DEF_VEC_ALLOC_P.
2680 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
2681 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
2682 DEF_VEC_O and DEF_VEC_ALLOC_O.
2683 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
2684 * lambda-code.c: Likewise.
2685 * tree-into-ssa.c: Likewise.
2686 * tree-ssa-live.c: Likewise.
2688 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2690 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
2692 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2693 update_stmt_if_modified before calling update_ssa.
2695 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
2697 * config/rs6000/t-rtems: Remove roe multilib variant.
2699 2005-05-26 Roger Sayle <roger@eyesopen.com>
2701 PR tree-optimization/9814
2702 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
2703 instruction, add the necessary clobbers by re-expanding the RTL
2704 for arithmetic operations via optab.c's expand_unop/expand_binop.
2705 (noce_try_bitop): New function to optimize bit manipulation idioms
2706 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
2707 (noce_process_if_block): Call noce_try_bitop.
2709 2005-05-26 Roger Sayle <roger@eyesopen.com>
2711 * reg-stack.c (convert_regs_entry, convert_regs_exit,
2712 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
2713 (reg_to_stack): Move to end of the file. Initialize the per
2714 basic block information here, instead of...
2715 (convert_regs_entry): Here.
2716 (convert_regs): Change unused return type to void.
2718 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2720 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
2721 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
2722 config/rs6000/eabispe.h, config/rs6000/lynx.h,
2723 config/sh/elf.h, config/sh/symbian-pre.h,
2724 config/sparc/sparc-protos.h: Update copyright.
2726 2005-05-26 Mike Stump <mrs@apple.com>
2728 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
2731 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
2733 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2734 See through ADDR_EXPR in finding place to propagate into.
2736 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
2738 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
2739 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
2740 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
2741 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
2742 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
2743 tree-ssa-operands.c, tree-vect-analyze.c,
2744 tree-vect-transform.c, tree-vectorizer.c, tree.c,
2745 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2746 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
2747 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2748 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
2749 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2750 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
2751 config/sh/ushmedia.h, config/sparc/sparc.c,
2752 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
2753 typos. Follow spelling conventions.
2754 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2755 Follow spelling conventions.
2757 2005-05-26 David Ung <davidu@mips.com>
2759 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
2760 that determines whether the MIPS32/64 R2 ext/ins should be used.
2761 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
2762 * config/mips/mips.md (extzv): Changed predicate for operand to
2763 nonimmediate_operand. Add code to generate insn patterns for
2764 extzvsi and extzvdi.
2765 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
2766 (insv): Similarly for insertion.
2767 (insv<mode>): Similarly.
2769 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2771 * simplify-rtx.c (avoid_constant_pool_reference): Support
2772 offsetted addresses in the constant pool.
2774 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2776 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2777 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2779 2005-05-26 Jakub Jelinek <jakub@redhat.com>
2782 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
2783 found in the basic block and last insn in the basic block is not
2784 INSN_P. Remove explicit unspec numbers that are no longer valid
2787 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2789 * tree-vect-transform.c (vectorizable_operation): Try word_mode
2790 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
2791 if a vector mode is available.
2793 2005-05-25 Roger Sayle <roger@eyesopen.com>
2796 * fold-const.c (const_binop): Check for division by zero during
2799 2005-05-26 Ian Lance Taylor <ian@airs.com>
2801 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
2802 having a declaration after a statement.
2804 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
2806 * opt-functions.awk (var_type): New function.
2807 (var_set): Use CLVC_STRING if var_type returns "const char *".
2808 * opth-gen.awk: Use var_type to find out the types of variables.
2809 Don't print comments above each "extern" definition.
2810 * optc-gen.awk: Use var_type in the same way.
2811 * opts.h (cl_var_cond): Rename to...
2812 (cl_var_type): ...this. Add CLVC_STRING.
2813 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
2815 * opts.c (handle_option, option_enabled): Update after above name
2816 change. Cast flag_var before using it. Handle CLVC_STRING.
2818 * config/alpha/alpha.h (alpha_tls_size): Delete.
2819 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
2820 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
2821 (alpha_fptm_string, alpha_mlat_string): Delete.
2822 (alpha_handle_option): Don't set the above variables here. Use the
2823 integer argument to check the validity of -mtls-size=.
2824 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
2825 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
2826 (mtls-size=): Likewise. Convert to a UInteger and initialize the
2829 * config/arc/arc.c (arc_cpu_string, arc_text_string)
2830 (arc_data_string, arc_rodata_string): Delete.
2831 (arc_handle_option): Don't set the above variables here.
2832 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
2833 and initialize them.
2835 * config/arm/arm.c (target_fpu_name, target_fpe_name)
2836 (target_float_abi_name, target_abi_name, structure_size_string)
2837 (arm_pic_register_string): Delete.
2838 (arm_handle_option): Don't set the above variables here, except
2839 in the handling of -mhard-float and -msoft-float.
2840 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
2841 (mpic-register=, mstructure-size-boundary=): Add Var()s.
2843 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
2844 (avr_handle_option): Delete.
2845 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
2848 * config/bfin/bfin.c (bfin_library_id): Delete.
2849 (bfin_handle_option): Don't set it.
2850 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
2852 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
2853 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
2854 (c4x_handle_option): Don't set c4x_rpts_cycles here.
2855 * config/c4x/c4x.opt (mrpts=): Add Var().
2857 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
2858 cris_elinux_stacksize_str here.
2859 * config/cris/aout.opt (melinux-stacksize=): Add Var().
2860 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
2861 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2862 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
2863 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2864 (cris_handle_option): Don't set the above variables here.
2865 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
2866 (max-stackframe=): Add Var()s.
2868 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
2869 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
2870 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
2871 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
2872 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
2873 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
2874 (ix86_handle_option): Don't set the above variables here.
2875 * config/i386/i386.opt (malign-functions=, malign-jumps=)
2876 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
2877 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
2880 * config/ia64/ia64.h (ia64_tls_size): Delete.
2881 * config/ia64/ia64.c (ia64_tls_size): Delete.
2882 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
2883 reading the integer argument from the "value" parameter. Don't
2884 set ia64_tls_size here.
2885 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
2886 Add Var() and Init().
2888 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
2889 (m32r_cache_flush_trap): Delete.
2890 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
2891 (m32r_cache_flush_trap): Delete.
2892 (m32r_handle_option): Don't set the above variables when handling
2893 -mflush-func= and -mflush-trap=.
2894 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
2897 * config/mips/mips.h (mips_cache_flush_func): Delete.
2898 * config/mips/mips.c (mips_arch_string, mips_tune_string)
2899 (mips_cache_flush_func): Delete.
2900 (mips_handle_option): Don't set the above variables when handling
2901 -march=, -mtune= and -mflush-func=.
2902 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
2904 * config/s390/s390.c (s390_arch_string): Delete.
2905 (s390_handle_option): Don't set it here.
2906 * config/s390/s390.opt (march=): Add Var().
2908 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
2909 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
2910 (sparc_handle_option): Don't set it here.
2911 * config/sparc/sparc.opt (mcmodel=): Add Var().
2913 2005-05-25 Roger Sayle <roger@eyesopen.com>
2915 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
2916 call to convert_to_integer by building the NOP_EXPR directly.
2918 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
2920 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
2922 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2923 Jeff Law <law@redhat.com>
2925 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
2926 constant and side_effects of the ADDR_EXPR are consistent.
2928 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
2929 appropriately around calls to recompute_tree_invarant_for_addr_expr.
2931 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2933 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
2934 (s390_function_arg, s390_gimplify_va_arg): Use them.
2935 (s390_register_info): Save only required subset of argument
2936 registers into save area for va_list.
2937 (s390_va_start): Initialize only required elements of va_list struct.
2938 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
2940 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2942 * reload1.c (verify_initial_elim_offsets): Return boolean status
2943 instead of aborting.
2944 (reload): Adapt verify_initial_elim_offsets call site. Restart
2945 main loop if some initial elimination offsets changed.
2947 2005-05-25 Adam Nemet <anemet@lnxw.com>
2949 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
2950 of -mno-svr4-struct-return.
2952 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2954 Fix PR tree-optimization/21705
2956 * tree-ssa-pre.c (in_fre): New static variable.
2957 (create_value_expr_from): Recursively value number reference ops
2959 (can_value_number_call): Temporary restrict only exists for
2962 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
2964 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
2965 sizeof (bitmap *) with sizeof (bitmap).
2967 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2969 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
2972 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2974 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
2977 2005-05-25 Jan Hubicka <jh@suse.cz>
2979 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
2980 * cgraph.c (cgraph_create_node): Reset estimated_growth.
2981 * cgraph.h (cgraph_global_info): Add estimated_growth.
2982 * ipa-inline.c: Include coverage.h
2983 (max_insns, max_count): New static variables.
2984 (cgraph_estimate_size_after_inlining): Cache the result.
2985 (cgraph_estimate_growth):
2986 * passes.c (rest_of_clean_state): Kill coverage_end_function.
2987 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
2988 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
2990 (ipa_passes): Initialize bitmaps.
2992 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2994 * loop-doloop.c: Include "target.h".
2995 (doloop_valid_p): Move tests to function in targhooks.c.
2996 * target.h (struct gcc_target): New target hook
2997 "insn_valid_within_doloop".
2998 * target-def.h: Define default value for "insn_valid_within_doloop".
2999 (TARGET_INITIALIZER): Insert new target hook into initializer.
3000 * targhooks.c (default_insn_valid_within_doloop): New function.
3001 * targhooks.h (default_insn_valid_within_doloop): Declare.
3002 * hooks.c (hook_bool_rtx_true): New function.
3003 * hooks.h (hook_bool_rtx_true): Declare.
3004 * doc/tm.texi: Add documentation for new target hook.
3006 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3009 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
3010 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
3011 (sparc_tls_referenced_p): New prototype.
3012 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
3013 (sparc_expand_move): Look for TLS addresses with constant offsets.
3014 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
3015 tls_symbolic_operand.
3016 (legitimate_pic_operand_p): Likewise.
3017 (legitimate_address_p): Likewise.
3018 (legitimize_address): Likewise.
3019 (sparc_tls_symbol_ref_1): New function.
3020 (sparc_tls_referenced_p): New function.
3021 * config/sparc/predicates.md (tgd_symbolic_operand): Use
3022 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
3023 (tld_symbolic_operand): Likewise.
3024 (tie_symbolic_operand): Likewise.
3025 (tle_symbolic_operand): Likewise.
3027 2005-05-24 DJ Delorie <dj@redhat.com>
3029 * common.opt (-Wattributes): New. Default true.
3030 * doc/invoke.texi (-Wno-attributes): Document.
3032 * attribs.c (decl_attributes): Move warning control from if() to
3034 * c-common.c (handle_packed_attribute): Likewise.
3035 (handle_nocommon_attribute): Likewise.
3036 (handle_common_attribute): Likewise.
3037 (handle_noreturn_attribute): Likewise.
3038 (handle_noinline_attribute): Likewise.
3039 (handle_always_inline_attribute): Likewise.
3040 (handle_used_attribute): Likewise.
3041 (handle_unused_attribute): Likewise.
3042 (handle_const_attribute): Likewise.
3043 (handle_transparent_union_attribute): Likewise.
3044 (handle_constructor_attribute): Likewise.
3045 (handle_destructor_attribute): Likewise.
3046 (handle_mode_attribute): Likewise.
3047 (handle_alias_attribute): Likewise.
3048 (handle_visibility_attribute): Likewise.
3049 (handle_tls_model_attribute): Likewise.
3050 (handle_malloc_attribute): Likewise.
3051 (handle_returns_twice_attribute): Likewise.
3052 (handle_pure_attribute): Likewise.
3053 (handle_deprecated_attribute): Likewise.
3054 (handle_vector_size_attribute): Likewise.
3055 (handle_nothrow_attribute): Likewise.
3056 (handle_cleanup_attribute): Likewise.
3057 (handle_warn_unused_result_attribute): Likewise.
3058 (handle_sentinel_attribute): Likewise.
3059 * c-decl.c (diagnose_mismatched_decls): Likewise.
3060 (start_decl): Likewise.
3061 (grokdeclarator): Likewise.
3062 (start_function): Likewise.
3063 * c-format.c (check_function_format): Likewise.
3064 * stor-layout.c (place_field): Likewise.
3065 (finalize_record_size): Likewise.
3066 * tree.c (handle_dll_attribute)): Likewise.
3067 * varasm.c (default_assemble_visibility): Likewise.
3068 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
3069 (darwin_assemble_visibility): Likewise.
3070 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
3071 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
3072 (arm_handle_isr_attribute): Likewise.
3073 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
3074 (avr_handle_fndecl_attribute): Likewise.
3075 * config/bfin/bfin.c (handle_int_attribute): Likewise.
3076 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
3077 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
3078 (h8300_handle_eightbit_data_attribute): Likewise.
3079 (h8300_handle_tiny_data_attribute): Likewise.
3080 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
3081 (ix86_handle_regparm_attribute): Likewise.
3082 (ix86_handle_struct_attribute): Likewise.
3083 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
3084 (i386_pe_encode_section_info): Likewise.
3085 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3086 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
3087 (ip2k_handle_fndecl_attribute): Likewise.
3088 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
3089 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
3090 (m68hc11_handle_fntype_attribute): Likewise.
3091 (m68hc11_encode_section_info): Likewise.
3092 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3093 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3094 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
3095 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
3096 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
3097 (sh_handle_sp_switch_attribute): Likewise.
3098 (sh_handle_trap_exit_attribute): Likewise.
3099 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
3100 (sh_symbian_handle_dll_attribute): Likewise.
3101 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
3102 (xstormy16_handle_below100_attribute): Likewise.
3103 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3105 * c-common.c (unsigned_conversion_warning): Move warning control
3106 from if() to warning(OPT_*).
3107 (c_common_truthvalue_conversion): Likewise.
3108 (c_do_switch_warnings): Likewise.
3109 * c-decl.c (diagnose_mismatched_decls): Likewise.
3110 (diagnose_mismatched_decls): Likewise.
3111 (define_label): Likewise.
3112 (grokdeclarator): Likewise.
3113 * c-format.c (check_format_info): Likewise.
3114 * c-lex.c (interpret_integer): Likwise.
3115 (lex_string): Likewise.
3116 * c-opts.c (c_common_post_options): Likewise.
3117 * c-parser.c (c_parser_unary_expression): Likewise.
3118 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
3119 (handle_pragma_extern_prefix): Likewise.
3120 * c-typeck.c (build_binary_op): Likewise.
3121 * gcse.c (is_too_expensive): Likewise.
3122 * opts.c (decode_options): Likewise.
3123 * stor-layout.c (place_field): Likewise.
3124 * tree-cfg.c (remove_bb): Likewise.
3126 * c.opt (-Wreturn-type): Add Var(warn_return_type).
3127 * flags.h (warn_return_type): Remove.
3128 * toplev.c (warn_return_type): Likewise.
3130 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3132 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
3133 existence of long long and __int64 before determining their size.
3134 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
3135 * configure, config.h.in: Regenerate.
3137 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3139 * configure: Regenerate.
3141 2005-05-24 Ziemowit Laski <zlaski@apple.com>
3143 * c-common.h (objc_comptypes): Remove prototype.
3144 (objc_compare_types): New prototype.
3145 (objc_volatilized_decl): Likewise.
3146 (objc_type_quals_match): Likewise.
3147 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
3148 objc_volatilize_decl().
3149 * c-typeck.c (comp_target_types): Remove third parameter; do
3150 not call objc_comptypes().
3151 (comptypes): Remove calls to objc_comptypes().
3152 (build_function_call): Extend compatible prototype check to ObjC.
3153 (build_conditional_expr): Adjust call to comp_target_types().
3154 (convert_for_assignment): Call objc_compare_types() instead of
3155 objc_comptypes(); adjust calls to comp_target_types(); call
3156 objc_type_quals_match() before issuing qualifier mismatch
3158 (build_binary_op): Call objc_compare_types() before issuing
3159 pointer mismatch warnings; adjust calls to
3160 comp_target_types().
3161 * stub-objc.c (objc_comptypes): Remove stub.
3162 (objc_compare_types): New stub.
3163 (objc_volatilized_decl): Likewise.
3164 (objc_type_quals_match): Likewise.
3166 2005-05-24 Paolo Carlini <pcarlini@suse.de>
3168 * config/ia64/ia64intrin.h: Define nothing for C++:
3169 overloaded builtins have been ported to C++.
3171 2005-05-24 Jeff Law <law@redhat.com>
3173 * tree-nested.c (build_addr): New "context" argument. Temporarily
3174 set current_function_decl around the call to build the ADDR_EXPR.
3175 (get_static_chain): Pass proper context to build_addr.
3176 (convert_nl_goto_reference): Likewise.
3177 (convert_tramp_reference): Likewise.
3178 (final_nesting_tree_1): Likewise.
3179 * tree-profile.c (tree_gen_interval_profiler): Likewise.
3180 (tree_gen_pow2_profiler): Likewise.
3181 (tree_gen_one_value_profiler): Likewise.
3182 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
3183 * tree.h (build_addr): Update prototype.
3185 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
3187 * tree-flow.h (bb_ann_d): Remove has_escape_site.
3188 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
3189 write to has_escape_site.
3191 2005-05-24 Jeff Law <law@redhat.com>
3193 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
3194 * tree-cfg.c: Include tree-ssa-propagate.h.
3195 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
3198 2005-05-24 Nick Clifton <nickc@redhat.com>
3200 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3201 __NO_FPRS__ when 'f' class registers will not be available.
3203 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3205 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
3207 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
3209 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
3212 2005-05-23 Jeff Law <law@redhat.com>
3214 * tree-ssa-dom.c (cprop_into_stmt): Do not call
3215 recompute_tree_invariant_for_addr_expr here.
3216 (optimize_stmt): Call it here instead and do so if anything
3217 at all has changed in the statement and the RHS is an ADDR_EXPR.
3218 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
3219 needed, call recompute_tree_invariant_for_addr_expr.
3220 * tree-ssa-propagate.c (substitute_and_fold): Call
3221 recompute_tree_invariant_for_addr_expr as needed.
3223 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
3225 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
3226 saving less registers than the replacement.
3228 2005-05-23 Jan Hubicka <jh@suse.cz>
3230 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
3232 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3234 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
3235 * config/sparc/sparc.c (sparc_expand_move): New function.
3236 (sparc_emit_set_const64): Rewrite assert condition on entry.
3237 (legitimate_constant_p) <CONST_VECTOR>: New case.
3238 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
3239 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
3240 movV64, movtf): Use nonimmediate_operand for the first operand.
3241 Rewrite. Only invoke sparc_expand_move.
3242 * config/sparc/predicates.md (input_operand): Reorder tests.
3244 2005-05-23 Jan Beulich <jbeulich@novell.com>
3246 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
3247 missing return statement.
3249 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3251 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
3252 emit_move_insn for moves to TFmode stack slots.
3254 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
3256 * tree-stdarg.c (execute_optimize_stdarg): Handle references
3257 to va_list of the form &va[0].
3259 2005-05-20 Jan Hubicka <jh@suse.cz>
3261 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
3262 * genemit.c (main): Make insn-emit to include basic-block.h too.
3264 2005-05-20 Jan Hubicka <jh@suse.cz>
3266 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
3268 2005-05-19 Richard Henderson <rth@redhat.com>
3270 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
3271 emit_store_conditional): Split out from ...
3272 (alpha_split_atomic_op): ... here.
3273 (alpha_split_compare_and_swap): New; extract from .md file.
3274 (alpha_split_lock_test_and_set): Likewise.
3275 * config/alpha/alpha-protos.h: Update.
3276 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
3277 split code into alpha.c.
3278 (sync_lock_test_and_set<I48MODE>): Likewise.
3280 2005-05-19 Richard Henderson <rth@redhat.com>
3282 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
3284 2005-05-19 Richard Henderson <rth@redhat.com>
3286 * config/i386/sse.md (mulv4si3): Use all register inputs.
3287 (mulv2di3): Likewise.
3289 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
3291 * tree-ssa-loop-ivopts.c (determine_base_object): Use
3292 build_fold_addr_expr to generate trees of correct type.
3293 Use fold_buildN if possible.
3295 2005-05-19 Jan Hubicka <jh@suse.cz>
3297 * basic-block.h (REG_BR_PROB_BASE): Define.
3298 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
3299 (dump_cgraph_node): Dump count.
3300 (cgraph_clone_edge): Rescale counts.
3301 (cgraph_clone_node): Likewise.
3302 * cgraph.h: Include basic-block.h
3303 (cgraph_node): Add count.
3304 (cgraph_edge): Add count and loop_nest.
3305 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
3307 * cgraphunit.c: Kill now redundant inlining comment.
3308 (cgraph_create_edges): Make static, maintain current basic block;
3310 (record_call_1): Fill in new fields.
3311 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3313 (cgraph_decide_recursive_inlining): Likewise.
3314 * rtl.h (REG_BR_PROB_BASE): Kill.
3315 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
3316 (expand_call_inline): Update call of cgraph_create_edge.
3317 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3319 2005-05-19 Nick Clifton <nickc@redhat.com>
3321 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
3322 new rs6000_explicit_options structure.
3324 2005-05-19 Richard Henderson <rth@redhat.com>
3327 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
3328 TFmode code swapping ...
3329 (alpha_emit_xfloating_compare): ... here.
3330 (alpha_emit_setcc): Update to match.
3331 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
3333 2005-05-19 Richard Henderson <rth@redhat.com>
3336 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
3337 memory indirection in local-dynamic case.
3339 2005-05-18 Jie Zhang <jie.zhang@analog.com>
3340 Bernd Schmidt <bernd.schmidt@analog.com>
3342 * config/bfin/bfin.c (branch_dest): Add comment why it's
3344 * config/bfin/bfin.md (attr "length" default): Change the offset of
3345 forward conditional branch of length 4 from 4096 to 4092.
3347 2005-05-19 Jan Beulich <jbeulich@novell.com>
3349 * unwind-compat.c: Include tconfig.h and tsystem.h.
3350 * unwind-dw2-fde-compat.c: Likewise.
3352 2005-05-18 Richard Henderson <rth@redhat.com>
3355 * ifcvt.c (noce_process_if_block): Avoid conversion when the
3356 memory destination is readonly.
3358 2005-05-18 Richard Henderson <rth@redhat.com>
3361 * tree-ssa-operands.c (opf_non_specific): New.
3362 (get_asm_expr_operands): Set it.
3363 (add_call_clobber_ops, add_call_read_ops): Likewise.
3364 (add_stmt_operand): Test it instead of opf_kill_def when
3365 considering unmodifiable variables.
3367 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
3369 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
3371 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
3372 tree-ssa-forwprop.c: Fix comment typos.
3373 * doc/invoke.texi: Fix a typo.
3375 2005-05-18 Richard Henderson <rth@redhat.com>
3377 * config.gcc (powerpc-*-linux*): Include linux64.opt when
3378 including linux64.h.
3380 2005-05-18 Richard Henderson <rth@redhat.com>
3382 * tree-cfg.c (pass_remove_useless): Revert last change.
3383 * tree-optimize.c (init_tree_optimization_passes): Initialize
3384 all_lowering_passes with PROP_gimple_any.
3386 2005-05-18 Devang Patel <dpatel@apple.com>
3388 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
3391 2005-05-18 Richard Henderson <rth@redhat.com>
3393 * tree-ssa-forwprop.c (cfg_changed): New.
3394 (tidy_after_forward_propagate_addr): New.
3395 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
3396 (forward_propagate_addr_into_variable_array_index): Likewise.
3397 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
3400 2005-05-18 Geoffrey Keating <geoffk@apple.com>
3402 * dummy-checksum.c: New.
3403 * genchecksum.c: New.
3404 * c.opt (print_pch_checksum): New flag.
3405 * c-pch.c (struct c_pch_validity): Make much shorter.
3407 (host_machine): Remove.
3408 (target_machine): Remove.
3409 (get_ident): Change PCH version number.
3410 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
3411 Don't put triplets or version string in PCH validity data.
3412 Do put the compiler checksum in the validity data.
3413 (c_common_valid_pch): Don't check triplets or version string. Do
3415 (c_common_print_pch_checksum): New.
3416 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
3417 Print fingerprint with -v.
3418 * c-common.h (c_common_print_pch_checksum): New.
3419 (executable_checksum): New.
3420 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
3421 (cc1-dummy): New rule.
3422 (cc1-checksum.c): New rule.
3423 (cc1-checksum.o): New rule.
3424 (cc1): Add checksum support.
3425 (build/genchecksum): New.
3426 (build/genchecksum.o): New.
3427 (dummy-checksum.o): New.
3428 (genobjnames): Add genchecksum.o.
3429 (mostlyclean): Remove *-checksum.c.
3430 (gnucompare): Add libgcc to list of directories checked.
3431 Make comparison problems in libgcc/ and with checksum files only
3433 * doc/invoke.texi (Precompiled Headers): Remove caution.
3434 Document that it must be the exact same binary. Add a few
3435 known-safe flags to the list.
3437 * rs6000/predicates.md (fix_trunc_dest_operand): New.
3438 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
3439 Check that a memory operand is valid before trying to use it.
3441 * tree-cfg.c (pass_remove_useless): This pass works on trees.
3443 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
3445 * tree.c (build1_stat): Don't try to handle two-operand
3448 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
3450 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
3451 * config/sh/sh.h: Update mask names throughout.
3452 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
3453 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
3454 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
3455 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
3456 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
3457 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
3458 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
3459 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
3460 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
3461 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
3462 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
3463 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
3464 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
3465 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
3466 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
3467 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
3468 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
3469 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
3470 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
3471 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
3472 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
3473 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
3474 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
3475 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
3476 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
3477 (SUBTARGET_SWITCHES): Delete.
3478 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
3479 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
3480 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
3481 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
3482 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
3483 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
3484 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
3485 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
3486 (SUPPORT_SH3): Likewise SUPPORT_SH2.
3487 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
3488 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
3490 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
3491 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
3492 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
3493 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
3494 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
3495 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
3496 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
3497 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
3498 (SUPPORT_ANY_SH5): New macros.
3499 (TARGET_NONE): Replace with...
3500 (MASK_ARCH): ...this new macro.
3501 * config/sh/elf.h: Update mask names
3502 * config/sh/linux.h: Likewise.
3503 * config/sh/little.h: Likewise.
3504 * config/sh/netbsd-elf.h: Likewise.
3505 * config/sh/symbian-pre.h: Likewise.
3506 * config/sh/sh.c (sh_handle_option): New function.
3507 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3508 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
3509 (sh_target_switches, target_switches): Delete.
3510 (sh_pch_valid_p): Check for specific differences in the target_flags
3512 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
3513 * config/sh/sh.opt: New file.
3515 2005-05-18 Richard Henderson <rth@redhat.com>
3518 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
3519 small_addr_symbolic_operand.
3521 2005-05-18 Jeff Law <law@redhat.com>
3523 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3524 propagate an ADDR_EXPR if the definition and use sites are
3525 in different EH regions.
3527 2005-05-18 Ian Lance Taylor <ian@airs.com>
3529 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
3532 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3534 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
3536 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3538 Fix PR tree-optimization/21407
3540 * tree-ssa-operands.c (note_addressable): Change
3541 COMPONENT_REF handling in response to aliasing
3544 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3546 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
3547 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
3548 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
3549 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
3550 the default on Solaris too.
3552 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
3554 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
3557 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3559 * timevar.def (TV_SCEV_CONST): New timevar.
3560 * tree-optimize.c (init_tree_optimization_passes): Add
3562 * tree-pass.h (pass_scev_cprop): Declare.
3563 * tree-scalar-evolution.c (scev_const_prop): New function.
3564 * tree-scalar-evolution.h (scev_const_prop): Declare.
3565 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
3567 * tree-cfg.c (replace_uses_by): Export.
3568 * tree-flow.h (replace_uses_by): Declare.
3570 2005-05-17 Ziemowit Laski <zlaski@apple.com>
3571 Mike Stump <mrs@apple.com>
3573 Yet more Objective-C++...
3575 * c-common.h (objc_finish_try_stmt): Add.
3576 (objc_build_synchronized): Add.
3577 (objc_generate_write_barrier): Add.
3578 * stub-objc.c (objc_build_synchronized): Add return value.
3579 (objc_finish_try_stmt): Likewise.
3580 (objc_generate_write_barrier): Add.
3582 * c-common.h (objc_rewrite_function_call): Add.
3583 * c-typeck.c (build_function_call): Allow objc to rewrite
3585 (build_modify_expr): Allow objc to generate write barriers.
3586 * c.opt (Wassign-intercept): Add.
3587 (Wstrict-selector-match): Add.
3588 (fobjc-call-cxx-cdtors): Add.
3589 (fobjc-direct-dispatch): Add.
3591 * dbxout.c (get_lang_number): Add Objective-C++ support.
3592 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
3593 (-Wstrict-selector-match): Likewise.
3594 (-fobjc-direct-dispatch): Likewise.
3595 (-Wassign-intercept): Likewise.
3596 (Overall Options): Likewise.
3597 * gengtype.c (get_output_file_with_visibility): Likewise.
3598 * stub-objc.c (objc_rewrite_function_call): Add.
3599 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
3601 * c-common.c (flag_objc_exceptions): Remove.
3602 (flag_objc_sjlj_exceptions): Remove.
3603 * c-decl.c (objc_mark_locals_volatile): Don't change decls
3604 that are already ok.
3605 * c-opts.c (c_common_handle_option, case
3606 OPT_fobjc_exceptions): Remove.
3607 (case OPT_fobjc_sjlj_exceptions): Remove
3608 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
3609 (fobjc-exceptions): Likewise.
3610 (fobjc-sjlj-exceptions): Likewise.
3611 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
3612 (OFFS_ASSIGNIVAR_FAST): Add.
3614 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3616 * config/sparc/sparc.md (movhi): Do not test constness
3617 of operand #1 twice.
3619 (movdi): Unconditionally accept zero as second operand
3620 when the first is memory.
3621 (movdi_insn_sp32): Handle above case.
3622 (DImode splitter): Use predicates.
3623 (DImode splitter): Use const_zero_operand predicate.
3624 (movsf_insn): Swap 2 alternatives.
3626 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3628 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
3629 expand_simple_operations to bases of the ivs.
3630 (tree_int_cst_sign_bit): Export.
3631 * tree-flow.h (expand_simple_operations): Declare.
3632 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
3633 tree_int_cst_sign_bit.
3634 (expand_simple_operations): Export.
3635 * tree.h (tree_int_cst_sign_bit): Declare.
3637 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3639 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
3641 (replace_uses_by): New function.
3642 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
3643 * tree-flow.h (fold_stmt_inplace): Declare.
3644 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
3645 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
3646 info after cfg cleanup.
3648 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3650 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
3651 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
3654 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3656 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
3657 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
3658 * timevar.c (timevar_ggc_mem_total): New variable.
3659 (GGC_MEM_BOUND): New constant.
3660 (get_time): Record ggc memory status.
3661 (timevar_accumulate): Accumulate amount of ggc memory.
3662 (timevar_print): Print consumption of ggc memory.
3663 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
3664 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
3665 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
3666 * timevar.h (struct timevar_time_def): Add ggc_mem field.
3667 (timevar_ggc_mem_total): Declare.
3669 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
3671 * tree-into-ssa.c (update_ssa): Clean up by shortening the
3674 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3676 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
3678 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
3679 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
3680 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
3681 ("s<ocond:code>"): Rename from respectively "b<ncond>",
3682 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
3683 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
3684 "s<rcond>" and "s<ocond>".
3685 ("b<ocond:code>", "*b<ocond:code>_reversed")
3686 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
3687 output statement section.
3689 2005-05-17 Roger Sayle <roger@eyesopen.com>
3691 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
3693 2005-05-17 Steven Bosscher <stevenb@suse.de>
3694 Stuart Hastings <stuart@apple.com>
3695 Jan Hubicka <jh@suse.cz>
3696 Dale Johannesen <dalej@apple.com>
3698 * cgraph.h (cgraph_node): Add 'lowered' state.
3699 (cgraph_lower_function): Declare.
3700 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
3701 (cgraph_lower_function): New function.
3702 (cgraph_create_edges): Deal with lowered function bodies.
3703 (verify_cgraph_node): Likewise.
3704 (cgraph_analyze_function): Do lowering job.
3705 (cgraph_build_static_cdtor): Likewise.
3706 * function.h (struct function): Add saved_eh and saved_cfg.
3707 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
3708 * tree-cfg.c (fold_cond_expr_cond): Export.
3709 * tree-flow.h (fold_cond_expr_cond): Declare.
3710 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
3712 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
3713 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
3714 callee_cfun, block, eh_region, eh_region_offset.
3715 (inlining_p): New predicate.
3716 (remap_decl): Update for new inline_data; declare newly created inline
3717 vars in low gimple way.
3718 (copy_body_r): Update for new datastructure, simplify some of handling
3719 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
3720 deal with RESX_EXPRs.
3722 (copy_edges_for_bb): Likewise.
3723 (remap_decl_1): New.
3724 (copy_cfg_body): New.
3725 (copy_generic_body): Rewrite to work on low gimple.
3726 (copy_body): Turn into simple wrapper around copy_cfg_body.
3727 (setup_one_parameter): Insert new statements into given basic block.
3728 (initialize_initialized_parameters): Likewise, reorganize way things are
3730 (declare_return_variable): Update for new inline data datastructure.
3731 (inline_forbidden_p): Work on low gimple.
3732 (estimate_num_insns): Likewise.
3733 (expand_call_inline): Work on CFG.
3734 (push_cfun, pop_cfun): New functions.
3735 (cfun_stack): New stack.
3736 (add_lexical_block): New function.
3737 (gimple_expand_calls_inline): Work on basic block.
3738 (optimize_inline_calls): Likewise.
3739 (clone_body, save_body, unsave_ewpr_now): Update for new
3741 (declare_inline_vars): Work on block instead of bind_expr.
3742 (inlining_p): New predicate.
3743 * tree-inline.h (push_cfun, pop_cfun): Declare.
3744 * tree-optimize.c: Include except.h
3745 (all_lowering_passes): New variable.
3746 (execute_fixup_cfg, pass_fixup_cfg): New pass.
3747 (init_tree_optimization_passes): Move some to all_lowering_passes.
3748 (tree_lowering_passes): New function.
3749 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
3750 * tree-pass.h (tree_lowering_passes): Declare
3752 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3754 * unwind-dw2-fde-darwin.c: Include tsystem.h.
3756 2005-05-17 Jeff Law <law@redhat.com>
3758 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
3759 * tree-ssa-forwprop.c: Include langhooks.h.
3760 (forward_propagate_addr_expr_into_variable_array_index): New.
3761 (forward_propagate_addr_expr): New.
3762 (tree_ssa_forward_propagate_single_use_vars): Loop over all
3763 the statements in the block instead of just the last statement.
3764 Call forward_propagate_addr_expr as needed.
3765 (pass_forwprop): Update the SSA graph after forward propagation is
3768 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3770 * unwind-dw2-fde-glibc.c (base_from_cb_data,
3771 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
3773 * unwind-dw2-fde.c (__deregister_frame_info_bases,
3774 base_from_object, fde_split, end_fde_sort): Likewise.
3775 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
3776 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
3777 uw_init_context_1): Likewise.
3778 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
3779 _Unwind_Resume_or_Rethrow): Likewise.
3780 * unwind-pe.h (__gxx_abort): Do not define.
3781 (size_of_encoded_value, base_of_encoded_value,
3782 read_encoded_value_with_base): Use gcc_unreachable.
3783 * unwind.h (_Unwind_GetTextRelBase): Likewise.
3785 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3787 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
3788 (cfi_end): New macros.
3789 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
3790 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
3791 an eight byte stack frame.
3792 (__NR_tkill): Define.
3793 (__div0): Use gettid tkill on GNU/Linux.
3794 (_arm_return): Add CFI.
3795 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
3797 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3799 * configure.ac: Remove spaces around assignment to
3801 * configure: Regenerated.
3803 2005-05-17 David Edelsohn <edelsohn@gnu.org>
3805 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
3806 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
3808 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
3809 Modify aix_struct_return variable, not target_flags.
3810 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
3811 (rs6000_return_in_memory): Test aix_struct_return.
3812 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
3813 independent variable. Report mxl-compat.
3815 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
3817 * config/bfin/bfin.md (eh_return): Add missing DONE.
3819 2005-05-17 Ian Lance Taylor <ian@airs.com>
3821 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
3823 (mode_attr_index): Remove check for defined attribute. Remove
3824 infile parameter. Change all callers.
3825 (apply_mode_maps): Add unknown parameter. Change caller. Always
3826 return after finding attribute.
3827 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
3829 (apply_macro_traverse): Set mtd->unknown_mode_attr.
3830 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
3831 attribute used for a mode.
3833 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3835 * tree-ssa-math-opts.c: New file.
3837 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3839 * Makefile.in: Add tree-ssa-math-opts.c.
3840 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
3841 * fold-const.c (distribute_real_division): New.
3842 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
3843 * tree-pass.h (pass_cse_reciprocals): New.
3844 * tree-optimize.c (init_tree_optimization_passes): Run it.
3845 * doc/passes.texi: Document the new pass.
3847 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
3850 * builtins.c (fold_builtin_constant_p): Handle
3851 &"string cst"[0] as constant.
3853 2005-05-17 Richard Henderson <rth@redhat.com>
3855 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
3857 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3860 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
3861 src2 if src2 has been split.
3863 PR tree-optimization/21610
3864 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
3865 returning DECL, call unshare_expr.
3867 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3869 * config/cris/cris.md: Unquote preparation and output statements.
3870 (BWD, WD, BW): New, mode-macros.
3871 (S, s, m, mm, nbitsm1): New, mode-attrs.
3872 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
3873 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
3875 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
3876 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
3877 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
3879 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
3880 ("movdi"): Move misplaced head comment regarding necessity of
3881 movdi from movsi to here.
3882 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
3884 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
3885 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
3886 "*mov_sideqi_biap_mem".
3887 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
3889 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
3890 "*clear_sidehi_biap" and "*clear_sideqi_biap".
3891 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
3892 and "*clear_sideqi".
3893 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
3894 "*ext_sidehisi_biap".
3895 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
3897 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
3898 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
3899 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
3900 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
3901 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
3903 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
3904 "*op_sidehi_biap" and "*op_sidesi_biap".
3905 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
3907 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
3908 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
3909 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
3910 "*op_swap_sidehi" and "*op_swap_sidesi".
3911 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
3912 in the N alternative of "subqi3".
3913 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
3914 "*extophisi_side_biap".
3915 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
3917 ("*extop<mode>si_swap_side_biap"): Replace
3918 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
3919 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
3920 "*extophisi_swap_side".
3921 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
3922 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
3924 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
3925 "mulqihi3", "mulhisi3" and "mulhisi3".
3926 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
3927 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
3929 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
3930 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
3931 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
3932 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
3933 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
3934 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
3935 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
3936 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
3937 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
3938 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
3939 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
3940 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
3942 ("abs<mode>2"): Replace "abshi2" and "absqi2".
3943 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
3945 ("b<ocond>"): Replace "bgt" and "ble".
3946 ("b<rcond>"): Replace "blt" and "bge".
3947 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
3948 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
3950 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
3952 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
3954 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
3956 ("s<rcond>"): Replace "sge" and "slt".
3957 ("s<ocond>"): Replace "sgt" and "sle".
3958 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
3959 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
3960 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
3961 clear.w [rx=rx+i] and clear.b [rx=rx+i].
3963 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3965 * varasm.c (struct constant_descriptor_tree): Add hash field.
3966 (const_desc_hash): Just return hash field.
3967 (const_desc_eq): If hash values are different, return 0 immediately.
3968 (output_constant_def): Compute hash field of temporary key, use
3969 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
3970 newly built constant descriptor.
3971 (lookup_constant_def): Compute hash field of temporary key, use
3972 htab_find_with_hash instead of htab_find.
3974 2005-05-16 Richard Henderson <rth@redhat.com>
3976 * config/i386/sse.md (mulv4si3): New.
3978 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3980 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
3981 tests for noncanonical versions of reg+constant and
3984 2005-05-16 Richard Henderson <rth@redhat.com>
3985 Steven Bosscher <stevenb@suse.de>
3988 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
3989 maybe_clean_eh_stmt; take old stmt parameter. Update EH
3990 region data structure to match replacement.
3991 * tree-flow.h: Update to match.
3992 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3993 * tree-ssa-dom.c (optimize_stmt): Likewise.
3994 * tree-ssa-pre.c (eliminate): Likewise.
3995 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3997 2005-05-16 Caroline Tice <ctice@apple.com>
3999 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
4000 internal_error with gcc_assert.
4001 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
4002 * function.h (struct function): Remove space between "*" and
4004 * varasm.c (initialize_cold_section_name): Add gcc_assert;
4005 modify to use alloca.
4006 (unlikely_text_section): Add check for flag_function_sections.
4007 (assemble_start_function): Move call to resolve_section, so it
4008 comes before first call to unlikely_text_section.
4009 (assemble_end_function): Add test and call to function_section
4012 2005-05-16 Roger Sayle <roger@eyesopen.com>
4014 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
4015 instead of build_binary_op when performing code transformations
4016 to avoid error messages about constructs not it the user's code.
4018 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4020 * tree-ssa-pre.c: Fix a comment typo.
4022 2005-05-16 Richard Henderson <rth@redhat.com>
4025 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
4026 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
4027 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
4028 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
4029 add_tprel22): Remove mode from symbolic operand.
4031 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
4033 * optc-gen.awk: Include intl.h after the externally-provided files.
4035 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4037 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
4038 folding a COND_EXPR_COND in a nondestructive manner.
4040 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
4042 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
4043 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
4044 New values for vec_select definitions and bitmask for element
4047 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4049 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
4050 Change the type to VEC(rtx,gc)*.
4051 (mem_loc_descriptor, add_const_value_attributes,
4052 dwarf2out_init): Adjust uses of used_rtx_varray.
4054 * tree-data-ref.c (compute_all_dependences): Change the type
4055 of dependence_relations to VEC(ddr_p,heap)**.
4056 (compute_data_dependences_for_loop): Change the type of
4057 allrelations to VEC(ddr_p,heap)*.
4059 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
4061 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
4062 system.h, coretypes.h and tm.h.
4063 (options.o): Update dependencies accordingly.
4064 * optc-gen.awk: Allow header_name to be a list of filenames.
4065 Handle the "Condition" flag.
4066 * opts.h (CL_DISABLED): New flag.
4067 * opts.c (handle_option): Print an error for CL_DISABLED options.
4068 * doc/options.texi: Document the "Condition" option flag.
4070 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
4072 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
4074 2005-05-15 Roger Sayle <roger@eyesopen.com>
4076 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
4077 check for TREE_OVERFLOW on INTEGER_CST trees.
4078 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
4079 CONSTANT_CLASS_P tree nodes.
4081 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
4084 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
4086 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
4088 Fix PR tree-optimization/21576
4090 * tree-ssa-pre.c (expression_node_pool): New pool.
4091 (comparison_node_pool): Ditto.
4092 (list_node_pool): Ditto.
4093 (pool_copy_list): New function.
4094 (phi_translate): Handle CALL_EXPR.
4095 (valid_in_set): Ditto.
4096 (create_expression_by_pieces): Ditto.
4097 (insert_into_preds_of_block): Ditto.
4098 (insert_aux): Ditto.
4099 (compute_avail): Ditto.
4100 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
4101 (can_value_number_call): New function.
4102 (find_leader): Update comment.
4103 (init_pre): Create new pools.
4104 (fini_pre): Free new pools.
4105 (pass_pre): Add TODO_update_ssa for the future when we are going
4107 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
4108 (set_value_handle): Ditto.
4109 (get_value_handle): Ditto.
4111 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
4113 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
4115 2005-05-15 Andreas Jaeger <aj@suse.de>
4117 * gcc.c (pfatal_pexecute): Remove unused local function.
4119 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
4121 * optc-gen.awk: Remove excess indentation.
4122 * opth-gen.awk: Likewise.
4124 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
4126 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
4127 of basic_block_info. Call init_flow and find_basic_blocks
4128 before dbr_schedule if needed.
4130 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4132 * tree-optimize.c (init_tree_optimization_passes): Move
4133 pass_cd_dce in place of the last pass_dce.
4135 PR tree-optimization/21563
4136 * tree-vrp.c (compare_value): Return boolean_false_node when
4137 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
4138 strictly larger than CST.
4140 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
4141 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4143 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
4145 (rev_cond_name) Likewise.
4146 (vax_float_literal) Likewise.
4147 * config/vax/vax.md: Likewise.
4149 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4151 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
4152 registers and use them (specifically the stack pointer).
4153 * config/vax/vax.h: Use above defines right here.
4155 * config/vax/vax.c: (override_options) Remove 'register' keyword.
4156 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
4157 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
4159 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
4160 mostly removal of trailing spaces...
4161 * config/vax/vax-modes.def: Remove trailing whitespace.
4163 * config/vax/elf.h: Update whitespace.
4165 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4168 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4169 * fold-const.c (fold_indirect_ref_1): Avoid removing
4170 NOP_EXPRs with type qualifiers like const.
4172 2005-05-14 Jan Hubicka <jh@suse.cz>
4174 Patch by Richard Henderson:
4175 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
4176 Handle RESX expressions properly.
4178 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
4179 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
4180 (remove_stmt_from_eh_region_fn): Likewise.
4182 * tree-cfg.c (execute_warn_function_return): Break out noreturn
4184 (execute_warn_function_noreturn): ... here.
4185 (pass_warn_function_noreturn): New pass.
4186 * tree-pass.h (pass_warn_function_noreturn): Declare
4187 * tree-optimize.c (init_tree_optimization_passes): Move return
4188 warnings early and add noreturn warnings at place of previous
4191 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4193 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
4194 root_var_init, type_var_init): Use VEC instead of VARRAY.
4195 * tree-ssa-live.h (tree_partition_associator_d): Change the
4196 type of trees to VEC(tree,heap)*.
4197 (tpa_tree): Use VEC instead of VARRAY.
4199 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4201 * fold-const.c (div_if_zero_remainder): New function.
4202 (try_move_mult_to_index): Use it.
4204 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4206 * tree-eh.c (leh_tf_state): Change the type of dest_array to
4208 (maybe_record_in_goto_queue, lower_try_finally_onedest,
4209 lower_try_finally_copy, lower_try_finally_switch,
4210 lower_try_finally): Use VEC instead of VARRAY.
4212 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
4214 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
4215 comment regarding defined register classes.
4216 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
4218 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4220 * tree-optimize.c (init_tree_optimization_passes): Move
4221 pass_merge_phi before the first pass_dominator.
4223 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
4225 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
4228 2005-05-13 Josh Conner <jconner@apple.com>
4230 * config/arm/arm.c (arm_size_return_regs): New.
4231 (thumb_unexpanded_epilogue): replace in-line calculation
4232 of return registers with call to arm_size_return_regs.
4233 (use_return_insn): Include test of which registers are
4234 being used to hold return values, to accommodate
4235 vector return values.
4237 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
4239 * config/rs6000/sysv4.opt (mlittle): Handle.
4241 * config/rs6000/rs6000.c (rs6000_handle_option): Set
4242 target_flags_explicit when appropriate.
4244 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4246 PR middle-end/20714:
4247 * optabs.c (no_conflict_data): New struct.
4248 (no_conflict_move_test): New function.
4249 (emit_no_conflict_block): Use it.
4251 2005-05-13 Adam Nemet <anemet@lnxw.com>
4253 * doc/invoke.texi (Debugging Options): Option
4254 -fdump-translation-unit only works with C++ now.
4256 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4258 Replace calls to abort in CRIS port.
4259 * config/cris/cris.h (CRIS_ASSERT): New macro.
4260 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
4261 internal_error instead of abort.
4262 ("movsi"): Ditto. Unquote preparation statement section.
4263 ("call", "call_value"): Ditto, but use gcc_assert where
4264 appropriate. Tweak comments.
4265 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
4267 (cris_op_str): Call internal_error, not abort.
4268 (cris_print_operand): Tweak "abort" reference to "die" in comment.
4269 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
4270 (cris_notice_update_cc): Call internal_error, not abort.
4271 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
4272 (cris_emit_movem_store, cris_asm_output_symbol_ref)
4273 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
4274 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
4275 ENABLE_CHECKING-guarded abort call.
4276 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
4277 Use internal_error at end of test-chain.
4279 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4281 PR rtl-optimization/20769:
4282 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
4283 pattern emitted by expand_nl_goto_receiver.
4285 PR middle-end/20793:
4286 * integrate.c (allocate_initial_values): Update register liveness
4289 2005-05-13 Josh Conner <jconner@apple.com>
4291 * arm.c (arm_return_in_memory): Add handling for vector return types.
4293 2005-05-13 David Ung <davidu@mips.com>
4295 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
4297 * config/mips/mips.c: Add 4km alias.
4298 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
4299 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
4302 2005-05-13 Jan Hubicka <jh@suse.cz>
4304 * c-decl.c (finish_function): Suppress "control reaches end of
4305 non-void function" when "no return statement in function
4306 returning non-void" is issued.
4308 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
4309 * tree-optimize.c (pass_gimple): Kill.
4310 (init_tree_optimization_passes): Kill pass_gimple.
4311 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
4312 * tree-dump.c (dump_files): Rename .generic to .gimple.*
4314 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4316 PR rtl-optimization/20756:
4317 * basic-block.h (PROP_DEAD_INSN): Define.
4318 * flow.c (propagate_one_insn): Set during mark_set_regs call
4320 (mark_set_1): Emit a clobber when we are about to delete a dead insn
4321 that kills a live register.
4323 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
4325 * config/s390/s390.md: ("DBL"): New mode attribute.
4326 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
4327 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
4328 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
4330 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
4332 * c-format.c (check_format_arg): Handle string literals of
4333 the form &"string"[offset].
4335 * g++.dg/warn/format4.C: New testcase.
4337 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
4339 * config/mips/3000.md, config/mips/4000.md,
4340 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
4341 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
4342 config/mips/generic.md, config/pdp11/pdp11.md,
4343 config/sh/crt1.asm, config/sh/lib1funcs.asm,
4344 config/sh/sh-modes.def, config/sh/sh-protos.h,
4345 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
4347 2005-05-13 Richard Henderson <rth@redhat.com>
4349 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
4350 addition to move unless dest is a register. Do not skip
4351 instantiation in dest on addition simplification.
4353 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4355 * config/cris/cris.c (cris_print_operand) <case 'H'; case
4356 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
4357 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
4359 2005-05-13 Jan Hubicka <jh@suse.cz>
4361 * basic-block.h (FOR_ALL_BB_FN): New macro.
4362 (init_flow): Initialize cfg structure.
4363 * function.c (allocate_struct_function): Do not initialize cfg structure.
4364 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
4365 (build_tree_cfg): ... here.
4366 * tree-flow.h (init_empty_tree_cfg): Declare.
4368 2005-05-12 Steven Bosscher <stevenb@suse.de>
4370 Fix PR tree-optimization/21520
4371 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
4372 to attempt to fold constants.
4374 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4376 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
4377 only when TARGET_ADJUST_UNROLL_MAX is defined.
4378 (general_movsrc_operand): Use the C style comment.
4379 (ua_offset): Use prototype.
4381 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
4383 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
4384 (struct hmr_data, hoist_memory_reference, memref_del,
4385 struct fmrv_data): Removed.
4386 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
4387 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
4389 (find_more_ref_vops): Traverse the list of memory references.
4390 (determine_lsm_loop): Work with the list of memory references instead
4391 of traversing the hashtable.
4393 2005-05-12 Steven Bosscher <stevenb@suse.de>
4394 Stuart Hastings <stuart@apple.com>
4395 Jan Hubicka <jh@suse.cz>
4397 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
4398 duplicate_eh_regions): New functions, based on old
4399 implementation removed with RTL inliner.
4400 (reachable_next_level): Modify behaviour pre-inline.
4401 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
4403 * function.h (struct function): Add after_inlining flag.
4404 * tree-optimize.c (tree_rest_of_compilation): Set it.
4405 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
4407 * tree-cfg.c (label_to_block_fn): Deal with cases where
4408 label was never insterted into code.
4410 2005-05-12 Zack Weinberg <zack@codesourcery.com>
4412 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
4414 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
4416 Fix PR tree-optimization/21532
4417 * tree-ssa-pre.c (create_expression_by_pieces): stmt
4418 needs to go onto the inserted_exprs list.
4420 2005-05-12 Ian Lance Taylor <ian@airs.com>
4422 * c-common.h (statement_code_p): Don't declare.
4423 (STATEMENT_CODE_P): Don't define.
4424 (INIT_STATEMENT_CODES): Don't define.
4425 * c-common.c (statement_code_p): Don't define.
4427 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4429 * config/sparc/sparc.h: Remove dead code.
4430 * config/sparc/sparc.c (sparc_compute_frame_size): Use
4431 FIRST_PARM_OFFSET for the size of the register window area.
4432 (emit_save_regs): Rename into emit_save_or_restore_regs.
4433 Add 'action' parameter. Use 4095 as upper bound for the offset.
4434 Pass 'action' to save_or_restore_regs.
4435 (emit_restore_regs): Delete.
4436 (sparc_expand_prologue): Call emit_save_or_restore_regs.
4437 (sparc_expand_epilogue): Likewise.
4438 * config/sparc/sparc.md (mode macro P): Move.
4439 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
4440 (mov<V32:mode> expander): Move to the top of the V32 section.
4441 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
4442 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
4443 (sibcall_epilogue): Move.
4445 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4448 * arm.c (arm_gen_constant): Sign-extend intermediate values when
4449 synthesizing a constant of the difference of two immediates.
4451 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4453 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
4454 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
4455 the alternatives using integer registers into the appropriate
4458 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4460 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
4461 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
4462 * bitmap.h: Fixed comments.
4464 2005-05-11 Richard Henderson <rth@redhat.com>
4467 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
4468 (ia64_cannot_force_const_mem): New.
4469 (tls_symbolic_operand_type): New.
4470 (ia64_legitimate_constant_p): New.
4471 (ia64_expand_load_address): Return true on success. Improve
4472 checks for when we should not split.
4473 (ia64_expand_tls_address): New addend operand. Distribute it
4474 as appropriate to the tls_kind. Delay referencing gp.
4475 (ia64_expand_move): Split symbolic addend as necessary. Handle
4476 tls symbols with addends.
4477 * config/ia64/ia64-protos.h: Update.
4478 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
4479 p0, f0, f1, and r13.
4480 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
4481 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
4482 (symbolic_operand splitter): Pass everything through
4483 ia64_expand_load_address and FAIL or DONE as appropriate.
4484 (load_fptr): Only accept after reload.
4485 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
4486 load_symptr_low, load_ltoff_dtpmod,
4488 (load_dtprel): Only accept tls symbols.
4489 (load_dtprel64, load_dtprel22): Likewise.
4490 (load_tprel, load_tprel64, load_tprel22): Likewise.
4491 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
4492 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
4493 (add_dtprel14, add_dtprel22): Likewise.
4494 (add_tprel, add_tprel14, add_tprel22): Likewise.
4495 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
4496 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
4497 (got_symbolic_operand): Check CONST offsets.
4498 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
4499 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
4500 (move_operand): Don't handle tls here. Check CONST offsets.
4502 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4504 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
4505 Remove hilo_operand check.
4506 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
4507 * config/mips/predicates.md (hilo_operand): Delete.
4509 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4511 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
4513 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4515 PR tree-optimizer/18472
4516 * tree-if-conv.c (tree_if_convert_stmt,
4517 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
4519 2005-05-11 Jan Hubicka <jh@suse.cz>
4521 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
4522 (GTFILES): add except.h.
4523 * except.c (eh_status): Add throw_stmt_table.
4524 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
4525 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
4526 lookup_stmt_eh_region_fn): Declare.
4527 (throw_stmt_node): New structure.
4528 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
4529 * gengtype.c (open_base_files): Add except.h to inlines.
4530 * tree-eh.c (throw_stmt_node): Kill.
4531 (record_stmt_eh_region): Update.
4532 (add_stmt_to_eh_region_fn): Break out from ...
4533 (add_stmt_to_eh_region): ... here.
4534 (remove_stmt_from_eh_region_fn): Break out from ...
4535 (remove_stmt_from_eh_region): ... here.
4536 (lookup_stmt_eh_region_fn): Break out from ...
4537 (lookup_stmt_eh_region): ... here.
4538 (honor_protect_cleanup_actions): Use build_resx.
4539 (lower_try_finally_onedest): Likewise.
4540 (lower_try_finally_copy): Likewise.
4541 (lower_try_finally_switch): Likewise.
4542 (lower_eh_constructs): Update eh table construction.
4543 * tree.c (build_resx): New.
4544 * tree.h (build_resx): Declare.
4546 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
4548 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
4551 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4553 * fold-const.c, libgcov.c: Fix comment typos.
4555 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
4558 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
4560 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4561 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
4563 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
4565 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
4568 * crtstuff.c: Include auto-host.h again, for now.
4570 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4572 * config/mips/24k.md: Remove trailing whitespace.
4574 2005-05-11 David Ung <davidu@mips.com>
4576 * config/mips/mips.md (type): Add imul3.
4577 (length, hazard, may_clobber_hilo): Check for imul3.
4578 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
4579 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
4580 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
4581 for a 3 operand mul and its bypasses.
4582 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
4583 * config/mips/4000.md (r4k_imul): Likewise.
4584 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
4585 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
4586 (vr4130_muldi): Likewise.
4587 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
4588 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
4589 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
4590 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
4591 (ir_vr54_imadd_si): Likewise.
4592 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
4593 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
4594 (rm7_impy_di): Likewise.
4595 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
4596 * config/mips/generic.md (generic_imul): Likewise.
4597 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
4598 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
4600 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
4602 PR middle-end/20371:
4603 * tree.h (record_layout_info_s): New member prev_packed.
4604 * stor-layout.c (update_alignment_for_field): Fix comment about
4605 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
4606 we start it properly aligned.
4607 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
4608 to update_alignment_for_field, and recompute it afterwards using
4609 the alignment of the record.
4610 When a packed bitfield precedes an MS bitfield, don't add padding
4611 at the end of the packed bitfield on behalf of the base type of
4612 the packed bit field.
4613 Don't adjust rli->bitpos at the end
4614 of an MS bitfield run if we already adjusted bitpos/offset for an
4615 alignment as large or larger than the bitfield type size.
4616 Take possible record alignment > BIGGEST_ALIGNMENT into account
4617 when calculating actual_align.
4618 Only put packed buit fields into rli->prev_field if they end up
4620 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
4621 Update rli->remaining_in_alignment when we have already started a
4622 run of bit fields and we process a packed bit field.
4624 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
4626 * tree-data-ref.c (find_data_references_in_loop): Give up when
4627 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
4628 may embed arbitrary side effects.
4629 Remove the assumption that GIMPLE form contains a single array
4630 access per statement.
4631 When the statement contains virtual operands, fail if it is not
4632 a MODIFY_EXPR or a CALL_EXPR.
4633 Return after the dont know node is inserted.
4635 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
4637 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
4639 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4642 PR tree-optimization/19639
4643 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
4644 and generic summands for char* as s * delta, too, folding &a[i]
4645 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
4646 for comparison of steps. Convert types for index addition.
4647 (fold_binary): Adjust the callers to always dispatch to
4648 try_move_mult_to_index.
4649 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
4650 expr with non-gimple ARRAY_REF offset.
4652 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4654 * fold-const.c (fold_indirect_ref_1): Avoid removing
4655 NOP_EXPRs with type qualifiers like const.
4657 2005-05-11 Richard Henderson <rth@redhat.com>
4660 * c-decl.c (finish_decl): Propagate the completed array type of
4661 a global variable into the binding.
4663 2005-05-10 Matt Kraai <kraai@ftbfs.org>
4665 * Makefile.in (gtype-desc.o, build/genautomata.o)
4666 (build/varray.o): Depend on $(VARRAY_H).
4668 2005-05-10 Diego Novillo <dnovillo@redhat.com>
4670 * tree-optimize.c (init_tree_optimization_passes): Re-organize
4671 optimization passes to do an initial batch of scalar cleanups.
4673 2005-05-10 Ian Lance Taylor <ian@airs.com>
4675 * read-rtl.c (struct macro_traverse_data): Define.
4676 (map_attr_string): New static function, broken out of
4677 apply_macro_to_string.
4678 (mode_attr_index, apply_mode_maps): New static functions.
4679 (apply_macro_to_string): Call map_attr_string.
4680 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
4682 (apply_macro_traverse): Expect data to point to a struct
4683 macro_traverse_data.
4684 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
4685 to pass data through htab_traverse.
4686 (read_rtx_1): Add mode_maps parameter. Change all callers.
4687 Handle mode names which are attribute strings.
4688 * doc/md.texi (Substitutions): Rename from String Substitutions.
4689 Change references. Document using attributes as modes.
4691 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4693 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
4694 * tree-optimize.c (init_tree_optimization_passes) Swap
4695 pass_ch and pass_profile.
4696 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
4697 here. Remove rewrite_into_loop_closed_ssa call.
4699 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4701 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
4703 (legitimate_reload_constant_p): Add check for const double zero.
4704 * config/s390/s390.md: Add comment for constraint letter 'G'.
4705 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
4706 attributes for new case.
4707 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
4708 s390_const_double_ok_for_constraint_p.
4709 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
4712 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4714 PR tree-optimization/21170
4715 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
4716 rewrite_ssa_into_ssa in comments with update_ssa.
4718 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4720 * tree-ssa-loop-im.c: Include hashtab.h.
4721 (struct mem_ref_loc): New.
4722 (struct mem_ref): Describe the set of references with the same
4724 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
4725 maybe_queue_var, fem_single_reachable_address,
4726 for_each_memref, single_reachable_address,
4727 is_call_clobbered_ref, determine_lsm_reg): Removed.
4728 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
4729 hoist_memory_reference, memref_hash, memref_eq, memref_del,
4730 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
4732 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
4733 (determine_lsm_loop): Rewritten.
4734 (determine_lsm): Do not set stmt uids.
4736 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4738 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
4741 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4743 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
4744 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
4745 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
4747 2005-05-10 Jeff Law <law@redhat.com>
4749 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
4750 thread_across_edge for any abnormal edges.
4752 2005-05-10 Richard Henderson <rth@redhat.com>
4754 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
4755 * config/ia64/ia64-protos.h: Declare it.
4756 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
4757 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
4758 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
4759 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
4760 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
4761 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
4762 extend result; use release semantics.
4763 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
4764 (sync_val_compare_and_swap_<IMODE>): Update to match.
4766 2005-05-10 Richard Henderson <rth@redhat.com>
4768 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
4769 before comparing it for success.
4771 2005-05-10 Richard Henderson <rth@redhat.com>
4773 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
4774 no return value pattern.
4776 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
4777 H.J. Lu <hongjiu.lu@intel.com>
4779 * libgcov.c (create_file_directory): New function. Create
4780 directory for the given file name.
4781 (gcov_max_filename): New static var. Keeps size of the longest
4783 (gcov_exit): Always try to create directory for output
4784 file. Relocate each filename basing on environment vars.
4785 (__gcov_init): Remember the longest file name.
4786 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
4787 * doc/gcov.texi (Cross-profiling): New node documenting
4788 cross-profiling management.
4789 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
4791 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4793 * config/sparc/sparc.c (mem_min_alignment): Do not rely
4794 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
4796 2005-05-10 Bob Wilson <bob.wilson@acm.org>
4798 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
4799 case code to avoid one move instruction.
4800 (__umodsi3, __modsi3): Merge duplicated code sequences.
4802 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4804 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
4805 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
4806 * doc/invoke.texi: Fix typos.
4808 * tree-data-ref.c (analyze_array_indexes, analyze_array,
4809 init_data_ref, access_functions_are_affine_or_constant_p,
4810 free_data_refs): Use VEC instead of VARRAY.
4811 * tree-data-ref.h (data_reference): Change the type of
4812 access_fns to VEC(tree,gc)*.
4813 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
4815 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
4818 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
4819 * fold-const.c (fold): Expand the condition of reducing cond_expr.
4820 (contains_label_1, contains_label_p): New functions for checking
4821 labels in a sub-tree.
4823 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4826 * c-decl.c (pushdecl): When there is a declaration in the current
4827 scope and the declarations are external linkage, check for
4828 compatibility with the type in the external scope and update the
4829 type in the external scope with the composite type information.
4830 Do not form a composite type of the new type and the visible type
4831 if they are incompatible.
4833 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4835 * crtstuff.c: Revert part of 2005-05-08 Change.
4836 (IN_LIBGCC2): Define.
4838 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4840 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
4841 remove redundant test.
4842 (fp_mov_p): Accept 0.
4843 (fp_high_losum_p): Remove redundant test.
4844 * config/sparc/predicates.md (const_high_operand): Explicitly test
4845 (not small_int_operand).
4846 (fp_const_high_losum_operand): New.
4847 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
4848 (movdi_insn_sp32_v9): Use canonical predicates.
4849 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
4850 (movdi_insn_sp64_novis): Delete.
4851 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
4852 (movsf_insn_novis): Delete.
4853 (movsf_insn_vis): Rename into movsf_insn.
4854 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
4855 (movsf_lo_sum): Use fp_const_high_losum_operand.
4856 (movsf_high): Likewise.
4857 (movsf_high_losum splitter): Likewise.
4858 (mov<V32:mode> expander): Use register_or_zero_operand.
4859 (mov<V64:mode> expander): Likewise.
4860 (movdf_insn_sp32): Use register_or_zero_operand.
4861 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
4862 Rename into movdf_insn_sp32_no_fpu.
4863 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
4864 Rename into movdf_insn_sp32_v9_no_fpu.
4865 (movdf_insn_v9only_novis): Delete.
4866 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
4867 (movdf_insn_sp64_novis): Delete.
4868 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
4869 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
4870 Rename into movdf_insn_sp64_no_fpu.
4871 (movtf expander): Use register_or_zero_operand.
4872 (movtf_insn_sp32): Delete.
4873 (movtf_insn_vis_sp32): Use register_or_zero_operand.
4874 Rename into movtf_insn_sp32.
4875 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
4876 Rename into movtf_insn_sp32_no_fpu.
4877 (movtf_insn_hq_sp64): Delete.
4878 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
4879 Rename into movtf_insn_sp64_hq.
4880 (movtf_insn_sp64): Delete.
4881 (movtf_insn_vis_sp64): Use register_or_zero_operand.
4882 Rename into movtf_insn_sp64.
4883 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
4884 Rename into movtf_insn_sp64_no_fpu.
4886 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4888 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
4889 gcc_assert and gcc_unreachable as appropriate.
4890 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
4891 xstormy16_output_cbranch_si, xstormy16_split_move,
4892 xstormy16_initial_elimination_offset,
4893 xstormy16_encode_section_info, xstormy16_print_operand_address,
4894 xstormy16_expand_call, xstormy16_expand_arith,
4895 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
4897 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4899 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
4900 const_copies to VEC(tree,heap)*.
4901 (new_elim_graph, delete_elim_graph, elim_graph_size,
4902 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
4905 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4908 * doc/extend.texi (Type Attributes): Correct example syntax.
4910 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
4913 * doc/invoke.texi (-Wuninitialized): Update documentation.
4915 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4917 * arm.c (const_ok_for_arm): Use a faster algorithm.
4919 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4922 * config/rs6000/rs6000.md (add_op2): New.
4923 (add<mode>3): Use it.
4925 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4927 * arm.c (arm_gen_constant): Add new heuristic for generating
4928 constant integers that can be expressed as the difference of two
4931 2005-05-09 Roger Sayle <roger@eyesopen.com>
4933 * c-tree.h (parser_build_unary_op): New prototype.
4934 * c-typeck.c (parser_build_unary_op): New function to construct
4935 a unary operation in the C parser.
4936 * c-parser.c (c_parser_unary_expression): Use the new function
4937 parser_build_unary_op when appropriate.
4939 2005-05-09 Mark Mitchell <mark@codesourcery.com>
4942 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
4943 before outputting DWARF_FRAME_RETURN_COLUMN.
4945 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4947 * config/s390/s390.c: (s390_branch_condition_mask,
4948 s390_branch_condition_mnemonic, s390_extra_constraint_str,
4949 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
4950 legitimize_pic_address, s390_emit_tls_call_insn,
4951 legitimize_tls_address, legitimize_tls_address,
4952 s390_expand_addcc, print_shift_count_operand, print_operand,
4953 addr_generation_dependency_p, annotate_constant_pool_refs,
4954 s390_split_branches, find_constant_pool_ref,
4955 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
4956 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
4957 s390_output_pool_entry, s390_function_value,
4958 s390_call_saved_register_used, s390_emit_call): Replace
4959 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
4960 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
4961 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
4962 get_some_local_dynamic_name, s390_function_arg_size,
4963 s390_function_arg_advance, s390_function_arg,
4964 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
4965 default case by gcc_unreachable.
4966 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
4967 conditional abort by gcc_assert.
4968 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
4969 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
4971 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4973 * config/s390/s390.c: (s390_decompose_address,
4974 tls_symbolic_operand, legitimate_pic_operand_p,
4975 legitimate_constant_p, legitimate_reload_constant_p,
4976 s390_expand_plus_operand, legitimate_address_p,
4977 legitimate_la_operand_p, ): Remove 'register' from signature.
4978 (symbolic_reference_mentioned_p,
4979 tls_symbolic_reference_mentioned_p): Remove 'register' from local
4980 variable declarations.
4981 (legitimize_address): Remove 'register' from
4982 signature and local variable declarations.
4984 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4986 * config/s390/s390-protos.h: (s390_match_ccmode,
4987 s390_match_ccmode_set, reg_used_in_mem_p,
4988 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4989 legitimate_la_operand_p, preferred_la_operand_p,
4990 s390_short_displacement, addr_generation_dependency_p,
4991 legitimate_reload_constant_p, legitimate_address_p): Change return type
4993 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4994 * config/s390/s390.c: (s390_match_ccmode,
4995 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4996 legitimate_reload_constant_p): Change return type into 'bool'.
4997 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
4998 Likewise. Additionally adapted comment.
4999 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
5000 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
5001 (s390_decompose_address): Change the type of the internal flags
5002 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
5003 (struct s390_address): Change type of "pointer" into bool.
5004 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
5005 Adapt calls for 's390_tm_ccmode' to the new signature.
5007 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5009 * config/s390/s390.c: (s390_match_ccmode_set,
5010 s390_branch_condition_mnemonic, s390_short_displacement,
5011 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
5012 print_shift_count_operand, get_some_local_dynamic_name,
5013 get_some_local_dynamic_name_1, reg_used_in_mem_p,
5014 addr_generation_dependency_p, s390_split_branches,
5015 annotate_constant_pool_refs, find_constant_pool_ref,
5016 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
5017 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
5018 s390_register_info, s390_frame_info, s390_init_frame_layout,
5019 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
5020 restore_gprs, s390_function_arg_size, s390_function_arg_float,
5021 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
5022 s390_encode_section_info, s390_cannot_force_const_mem,
5023 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
5024 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
5025 s390_adjust_priority, s390_issue_rate,
5026 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
5027 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
5028 s390_build_builtin_va_list, s390_gimplify_va_arg,
5029 s390_function_ok_for_sibcall, s390_call_saved_register_used,
5030 s390_pass_by_reference, s390_fixed_condition_code_regs,
5031 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
5032 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
5033 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
5034 s390_add_pool_insn, s390_find_pool, s390_add_constant,
5035 s390_find_constant, s390_add_execute, s390_find_execute,
5036 s390_execute_label, s390_execute_target, s390_dump_pool,
5037 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
5038 Move target macro definitions to the end of the file. Move several
5039 functions within the file to assure correct compiling.
5041 2005-05-09 Steven Bosscher <stevenb@suse.de>
5043 * calls.c (purge_reg_equiv_notes): Remove, fold into...
5044 (fixup_tail_calls): ...here. Only look at insns between the
5045 start of the function and the FUNCTION_BEG insn note.
5047 * gcse.c (one_cprop_pass): Fix typos in dumps.
5049 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
5051 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5053 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
5054 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
5055 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
5056 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
5058 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
5059 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
5060 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
5063 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5065 * config/s390/s390.md: ("gf") New mode attribute.
5066 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
5067 "fixuns_truncsfsi2"): Merge.
5068 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
5069 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
5070 "fix_truncsfsi2_ieee"): Merge.
5072 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5074 * config/s390/s390.md: ("FPR") New mode macro.
5075 ("de", "dee"): New mode attributes.
5076 ("cmpdf", "cmpsf"): Merge.
5077 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
5078 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
5079 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
5080 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
5081 ("floatdidf2", "floatdisf2"): Merge.
5082 ("adddf3", "addsf3"): Merge.
5083 ("*adddf3", "*addsf3"): Merge.
5084 ("*adddf3_cc", "*addsf3_cc"): Merge.
5085 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
5086 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
5087 ("subdf3", "subsf3"): Merge.
5088 ("*subdf3", "*subsf3"): Merge.
5089 ("*subdf3_cc", "*subsf3_cc"): Merge.
5090 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
5091 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
5092 ("muldf3", "mulsf3"): Merge.
5093 ("*muldf3", "*mulsf3" "): Merge.
5094 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
5095 ("*fmadddf", "*fmaddsf"): Merge.
5096 ("*fmsubdf", "*fmsubsf"): Merge.
5097 ("divdf3", "divsf3"): Merge.
5098 ("*divdf3", "*divsf3"): Merge.
5099 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
5100 ("negdf2", "negsf2"): Merge.
5101 ("*negdf2_cc", "*negsf2_cc"): Merge.
5102 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
5103 ("*negdf2", "*negsf2"): Merge.
5104 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
5105 ("absdf2", "abssf2"): Merge.
5106 ("*absdf2_cc", "*abssf2_cc"): Merge.
5107 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
5108 ("*absdf2", "*abssf2"): Merge.
5109 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
5110 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
5111 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
5112 ("*negabsdf2", "*negabssf2"): Merge.
5113 ("sqrtdf2", "sqrtsf2"): Merge.
5115 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5117 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
5119 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
5120 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
5121 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5122 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
5124 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
5125 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
5126 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
5127 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
5128 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
5129 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
5130 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
5131 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
5132 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
5133 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
5134 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
5135 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
5136 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
5137 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
5138 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
5139 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
5141 ("*divsf3"): Additionally rename second pattern to
5143 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5144 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
5145 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
5146 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
5147 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
5148 'type values' and rename 'type' value.
5149 ("*addsf3"): Additionally rename second pattern to
5152 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5154 * config/s390/s390.md: ("SHIFT"): New mode macro.
5155 ("lr", "shift"): New mode attributes.
5156 ("ashldi3", "lshrdi3"): Merge.
5157 ("*ashldi3_31", "*lshrdi3"_31): Merge.
5158 ("*ashldi3_64", "*lshrdi3"_64): Merge.
5159 ("ashlsi3", "lshrsi3"): Merge.
5161 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5163 * config/s390/s390.md: ("DSI", "SCOND"): New mode
5165 ("E", "g"): New mode attributes.
5166 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
5167 ("*adddi3_alc", "*addsi3_alc"): Merge.
5168 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
5169 ("*subdi3_slb", "*subsi3_slb"): Merge.
5170 ("adddicc", "addsicc"): Merge.
5171 ("*sconddi", "*scondsi"): Merge.
5172 ("*sconddi_neg", "*scondsi_neg"): Merge.
5173 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
5174 ("negdi2", "negsi2"): Extract expander pattern from
5175 "negsi2" and merge with "negdi2".
5176 ("*negdi2"): Merge with instruction pattern of "negsi2".
5177 ("*negdi2_cc", "*negsi2_cc"): Merge.
5178 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
5179 ("rotldi3", "rotlsi3"): Merge.
5181 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5183 * config/s390/s390.md: ("hc"): New mode attribute.
5184 ("extendhidi2", "extendqidi2"): Merge.
5185 ("*extendhidi2", "*extendqidi2"): Merge.
5186 ("extendhisi2", "extendqisi2"): Merge.
5187 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
5188 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
5189 Merged 2 define_split.
5190 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
5191 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
5193 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5195 * config/s390/s390.md: ("COMPARE"): New mode macro.
5196 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
5197 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
5198 "bungt", "bunle", "bunge", "bltgt"): Merge.
5200 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5202 * config/s390/s390.md: ("INT"): New mode macro.
5203 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
5206 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5208 * config/s390/s390.md: ("GPR", "P"): New mode macros.
5209 ("cmpdi", "cmpsi"): Merge.
5210 ("strlendi", "strlensi"): Merge.
5211 ("*strlendi", "*strlensi"): Merge.
5212 ("movmemdi", "movmemsi"): Merge.
5213 ("clrmemdi", "clrmemsi"): Merge.
5215 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5217 * config/s390/s390.md: ("HQI"): New mode macro.
5218 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
5219 ("*tmhi_full", "*tmqi_full"): Merge.
5220 ("*tsthiCCT", "*tstqiCCT"): Merge.
5221 ("*tsthi", "*tstqi"): Merge.
5222 ("*tsthi_cconly", "tstqi_cconly"): Merge.
5223 ("*sethighhisi", "*sethighqisi"): Merge.
5225 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5227 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
5228 config/alpha/unicosmk.h, config/arc/arc.md,
5229 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
5230 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
5231 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
5232 config/arm/semi.h, config/arm/uclinux-elf.h,
5233 config/arm/wince-pe.h, config/fr30/fr30.c,
5234 config/rs6000/altivec.h: Update copyright.
5236 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5238 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
5239 gcc_assert and gcc_unreachable as appropriate.
5240 (pdp11_output_function_epilogue, output_move_double,
5241 output_move_quad, print_operand_address, output_jump,
5242 output_addr_const_pdp11): Likewise.
5243 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
5244 ASM_OUTPUT_ALIGN): Likewise.
5245 * config/pdp11/pdp11.md: Likewise.
5246 (extendhisi2, subhi3, subqi3): Likewise.
5248 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5251 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
5254 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5256 * config/ia64/ia64.c: Fix a comment typo.
5258 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
5261 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
5262 (arm_override_options): Use them instead of manifest constants. Don't
5263 allow -march to override the -mtune setting.
5265 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5267 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
5268 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
5269 (function_arg_advance, function_arg, save_restore_insns,
5270 iq2000_expand_prologue, iq2000_output_conditional_branch,
5271 expand_one_builtin, print_operand):
5272 * config/iq2000/iq2000.md (tablejump): Likewise.
5274 2005-05-09 David Ung <davidu@mips.com>
5276 * config/mips/mips.h (processor_type): Add names for the 24K.
5277 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
5279 * config/mips/mips.md (cnv_mode): New attribute for recording the
5280 conversion types of float convert insns.
5281 (cpu): Add 24k and 24kx.
5282 (include): Include 24k.md file.
5283 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
5284 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
5285 (floatdisf2): Setup cnv_mode.
5286 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
5288 * config/mips/24k.md: New file, contains 24k DFA pipeline
5291 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5293 * config/sh/sh.c (print_operand_address): Use gcc_assert and
5294 gcc_unreachable as appropriate.
5295 (print_operand, prepare_move_operands, prepare_scc_operands,
5296 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
5297 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
5298 fixup_mova, gen_far_branch, sh_reorg, split_branches,
5299 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
5300 sh_set_return_address, sh_setup_incoming_varargs,
5301 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
5302 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
5303 check_use_sfunc_addr): Likewise.
5304 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
5305 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
5306 * config/sh/symbian.c (sh_symbian_mark_dllexport,
5307 sh_symbian_mark_dllimport): Likewise.
5308 * config/sh/sh.md: Likewise.
5309 (movdicc, call_pop, call_value_pop, casesi_worker_1,
5310 casesi_worker_2, casesi_shift_media, casesi_load_media,
5311 return_media): Likewise.
5313 2005-05-08 Roger Sayle <roger@eyesopen.com>
5316 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
5319 2005-05-08 Richard Henderson <rth@redhat.com>
5321 * config/alpha/alpha.c (adjust_address): Fix typo last change.
5323 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5325 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
5326 and -1 can happen in reg_renumber when no hard register is assigned.
5328 2005-05-08 Steven Bosscher <stevenb@suse.de>
5329 Kazu Hirata <kazu@cs.umass.edu>
5331 PR tree-optimization/14841, tree-optimization/15838
5332 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
5333 (evaluate_stmt): Call it.
5335 2005-05-08 Jakub Jelinek <jakub@redhat.com>
5337 * config/ia64/ia64.c (ia64_override_options): Don't set
5338 ia64_flag_var_tracking and clear flag_var_tracking here...
5339 (ia64_file_start): ... but here.
5341 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5343 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
5344 and gcc_unreachable as appropriate.
5345 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
5346 m68hc11_gen_highpart, print_operand, print_operand_address,
5347 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
5348 m68hc11_gen_movhi): Likewise.
5349 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
5350 * config/m68hc11/m68hc11.md: Reword comment.
5352 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5355 * config/m68hc11/predicates.md (splitable_operand): An immediate is
5358 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5360 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
5361 the 68HC12 address indirect addressing mode as it is not supported by
5363 * config/m68hc11/m68hc11-protos.h
5364 (m68hc11_valid_addressing_p): Declare.
5365 (m68hc11_add_mode): Declare.
5366 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
5367 register_indirect_p and export it.
5368 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
5369 instruction so that it is part of the good BB.
5370 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
5371 addressing with movw.
5372 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
5374 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
5375 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
5376 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
5378 ("*movhi_68hc12"): Handle movhi_const0.
5379 ("*subhi3", "subqi3"): Use general_operand for operand 1.
5380 ("*subhi3_zext"): Likewise.
5382 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5385 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
5386 operand 1 and fix constraints.
5387 ("mulqihi3"): Use general_operand for operand 2.
5389 2005-05-08 Julian Brown <julian@codesourcery.com>
5390 H.J. Lu <hongjiu.lu@intel.com>
5391 Paul Brook <paul@codesourcery.com>
5393 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
5394 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
5395 20050308/2.16.0 or newer for comdat group.
5396 * configure: Regenerated.
5397 * config.in: Regenerated.
5398 * varasm.c (default_function_rodata_section): Put .rodata section in
5399 COMDAT group when necessary.
5400 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
5402 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
5405 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5407 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
5409 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
5410 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
5411 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
5412 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5414 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5417 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
5418 64-bit constants on 64-bit hosts.
5419 (m68hc11_split_logical): Simplify.
5420 (m68hc11_split_move): Likewise.
5422 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5423 Paolo Bonzini <bonzini@gnu.org>
5425 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
5426 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
5427 * configure.ac (enable_checking): Fix typos in runtime_checking.
5428 (ENABLE_RUNTIME_CHECKING): Mark as target template.
5429 (xm_file): Prepend auto-host.h
5430 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
5431 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
5433 * crtstuff.c: Do not include auto-host.h.
5434 (IN_LIBGCC2): Do not define.
5435 * gcov-io.h: Include tconfig.h, not auto-host.h.
5436 * libgcc2.c: Do not include auto-host.h.
5437 (abort): Do not undefine.
5438 * libgcov.c: Remove unneeded comment about config.h.
5439 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
5440 * config.in, configure: Regenerated.
5442 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5443 Falk Hueffner <falk@debian.org>
5445 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
5446 and gcc_unreachable as appropriate.
5447 (get_aligned_mem, get_unaligned_address,
5448 alpha_emit_set_long_const, alpha_emit_conditional_branch,
5449 alpha_emit_setcc, alpha_emit_conditional_move,
5450 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
5451 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
5452 alpha_expand_unaligned_load, alpha_expand_block_move,
5453 alpha_expand_zap_mask, get_trap_mode_suffix,
5454 get_round_mode_suffix, get_some_local_dynamic_name,
5455 print_operand_address, function_arg, alpha_return_in_memory,
5456 function_value, alpha_expand_builtin,
5457 alpha_initial_elimination_offset, alpha_expand_epilogue,
5458 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
5459 alphaev5_next_group, alpha_align_insns,
5460 unicosmk_initial_elimination_offset, unicosmk_unique_section,
5461 unicosmk_ssib_name): Likewise.
5462 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5463 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
5464 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
5465 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
5466 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5467 * config/alpha/alpha.md (*divmodsi_internal_er,
5468 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
5469 call_nt, call_umk, call_vms, call_value, sibcall_value,
5470 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
5471 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
5472 * config/alpha/predicates.md (input_operand): Likewise.
5474 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5476 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
5477 gcc_unreachable, as appropriate.
5478 (frv_function_prologue, frv_alloc_temp_reg,
5479 frv_initial_elimination_offset, frv_expand_block_move,
5480 frv_expand_block_clear, frv_print_operand_jump_hint,
5481 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
5482 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
5483 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
5484 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
5485 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
5486 frv_in_small_data_p, frv_asm_out_constructor,
5487 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
5488 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
5489 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
5490 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
5491 sibcall_value, casesi): Likewise.
5493 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
5494 gcc_unreachable as appropriate.
5495 (print_operand_address, mn10300_print_reg_list, expand_prologue,
5496 expand_epilogue, notice_update_cc, initial_offset,
5497 mn10300_address_cost_1): Likewise.
5498 * config/mn10300/mn10300.md: Likewise.
5499 (absdf2, abssf2, negdf2, negsf2): Likewise.
5501 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5504 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
5506 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
5507 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
5508 including sunge_<mode> and sungt_<mode>.
5510 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5512 * integrate.h (get_hard_reg_initial_val): Change type of register
5513 parameter from int to unsigned int.
5514 (has_hard_reg_initial_val): Likewise.
5515 * integrate.c (get_hard_reg_initial_val): Likewise.
5516 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
5518 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5520 * except.c (eh_status): Change the type of ttype_data to
5522 (add_ttypes_entry, assign_filter_values,
5523 output_function_exception_table): Use VEC instead of VARRAY.
5525 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5527 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
5529 2005-05-07 Paul Brook <paul@codesourcery.com>
5531 * Makefile.in: Fix dependencies.
5532 (GCOV_IO_H, VARRAY_H): Set.
5534 2005-05-07 Anthony Green <green@redhat.com>
5537 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
5538 x$STMP_FIXPROTO test.
5539 * configure: Rebuilt.
5541 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5543 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
5544 inappropriate feature test macros if flag_iso.
5546 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5548 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
5550 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
5553 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
5554 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
5555 Handle moved operand being in special register.
5556 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
5557 presumed working insn.
5558 (mover2side): Add FIXME.
5560 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5562 * integrate.c (get_func_hard_reg_initial_val): Delete.
5563 (has_func_hard_reg_initial_val): Delete.
5564 (get_hard_reg_initial_val): Inline the old implementation of
5565 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
5566 instead of has_func_hard_reg_initial_val to test for an existing
5567 pseudo. Only create an rtx if a new initial value entry is needed.
5568 (has_hard_reg_initial_val): Scan the initial value list directly.
5569 Don't create an rtx.
5571 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5573 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
5575 * config.in (HAVE_AS_POPCNTB): New.
5576 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
5577 (HAVE_AS_POPCNTB): New.
5578 * configure: Regenerated.
5579 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
5580 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
5581 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
5582 and rs6000_sched_costly_dep.
5583 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
5584 (TARGET_XL_COMPAT): Delete.
5585 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
5586 (popcount<mode>2): New.
5587 (popcntb<mode>2): New.
5588 * config/rs6000/rs6000.opt (mpopcntb): New.
5590 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
5591 if variable name exists.
5593 2005-05-07 Matt Kraai <kraai@ftbfs.org>
5595 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
5597 2005-05-07 Richard Henderson <rth@redhat.com>
5600 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
5601 with constant offsets.
5603 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
5605 * config/v850/v850.c (print_operand): Use gcc_assert and
5606 gcc_unreachable, as appropriate.
5607 (print_operand_address, v850_handle_data_area_attribute,
5608 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
5609 v850_insert_attributes, construct_prepare_instruction): Likewise.
5610 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5611 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
5613 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
5615 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
5616 config/rs6000/rs6000.h: Fix comment typos.
5618 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5620 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
5621 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
5622 (mips_scalar_mode_supported_p): Delete.
5624 2005-05-06 Eric Christopher <echristo@redhat.com>
5626 * config/mips/mips.opt: Remove -mint64 option.
5627 * config/mips/mips.c (override_options): Remove -mint64
5629 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
5630 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
5631 64-bit integer handling.
5632 * doc/invoke.texi (Option Summary): Remove -mint64 for
5635 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5637 PR tree-optimization/19401
5638 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
5639 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
5640 (estimated_unrolled_size): New function.
5641 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
5642 tree_unroll_loops_completely): Always unroll loops if the code size
5644 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
5645 loops should be unrolled completely.
5646 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
5648 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5650 PR rtl-optimization/21254
5651 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
5652 assumptions for loops that otherwise do not roll.
5653 (find_simple_exit): Prefer # of iterations that is guaranteed
5655 * loop-unroll.c (decide_peel_once_rolling,
5656 decide_peel_completely): Check whether the loop is infinite.
5658 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
5660 * config/rs6000/sysv4.opt: Fix typo.
5662 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
5663 Jakub Jelinek <jakub@redhat.com>
5666 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
5667 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
5668 Don't use rep; movs{l,q} if the repetition count is really small,
5669 instead use a sequence of movs{l,q} instructions.
5671 2005-05-06 Jeff Law <law@redhat.com>
5673 PR tree-optimization/21380
5674 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
5675 thread through a block with no preds.
5677 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
5679 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
5680 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
5681 add_call_read_ops): Use VEC instead of VARRAY.
5683 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5685 * config/mcore/mcore.c (mcore_print_operand_address): Use
5686 gcc_assert and gcc_unreachable as appropriate.
5687 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
5688 mcore_output_andn, output_inline_const, mcore_output_move,
5689 mcore_output_movedouble, mcore_expand_block_move,
5690 layout_mcore_frame, mcore_initial_elimination_offset,
5691 mcore_expand_prolog, mcore_mark_dllexport,
5692 mcore_mark_dllimport): Likewise.
5693 * config/mcore/mcore.h (switch_to_section): Likewise.
5694 * config/mcore/mcore.md: Likewise.
5696 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
5698 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
5699 TARGET_PROFILE_KERNEL.
5701 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
5702 TARGET_PROFILE_KERNEL use.
5704 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5706 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
5707 and gcc_unreachable, as appropriate.
5708 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
5709 m32r_expand_prologue, m32r_output_function_epilogue,
5710 m32r_legitimize_pic_address, m32r_print_operand_address,
5711 emit_cond_move, m32r_function_symbol,
5712 m32r_output_block_move): Likewise.
5713 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5714 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
5715 *rev_zero_branch_insn): Likewise.
5717 2005-05-06 Jakub Jelinek <jakub@redhat.com>
5720 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
5721 if both NEWDECL and OLDDECL are already weak.
5723 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
5725 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5727 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
5728 Kaz Kojima <kkojima@gcc.gnu.org>
5730 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5733 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
5734 David Edelsohn <edelsohn@gnu.org>
5736 * config.gcc: Add .opt magic for the rs6000 ports.
5738 * doc/invoke.texi: Document -mabi= option properly. Document
5739 -misel and -mno-sel. Document -mspe and -mno-spe. Document
5740 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
5743 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
5744 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
5747 * config/rs6000/aix.opt: New.
5748 * config/rs6000/aix41.opt: New.
5749 * config/rs6000/aix64.opt: New.
5750 * config/rs6000/darwin.opt: New.
5751 * config/rs6000/linux64.opt: New.
5752 * config/rs6000/rs6000.opt: New.
5753 * config/rs6000/sysv4.opt: New.
5755 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
5756 associated TARGET_*. Remove SUBTARGET_OPTIONS,
5758 Define TARGET_USES_SYSV4_OPT.
5759 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
5760 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
5761 TARGET_USES_AIX64_OPT.
5762 * config/rs6000/aix51.h: Same.
5763 * config/rs6000/aix52.h: Same.
5764 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
5765 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
5766 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
5767 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
5768 * config/rs6000/linux64.h: Use
5769 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
5771 * config/rs6000/rs6000.c: Remove definitions of
5772 rs6000_sched_restricted_insns_priority,
5773 rs6000_long_double_size_string, rs6000_altivec_vrsave,
5774 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
5775 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5776 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
5777 rs6000_alignment_string. Define rs6000_explicit_options.
5778 (rs6000_parse_abi_options): Remove.
5779 (rs6000_parse_alignment_option): Remove.
5780 (rs6000_parse_float_gprs_option): Remove.
5781 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
5782 TARGET_DEFAULT_TARGET_FLAGS.
5783 (rs6000_override_options): Revamp to use new .opt machinery.
5785 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
5786 of new .opt machinery. Remove target_flags. Redefine
5787 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
5788 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
5789 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5790 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
5791 rs6000_longcall_switch, rs6000_default_long_calls,
5792 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
5793 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
5794 TARGET_ALTIVEC_VRSAVE.
5796 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5798 * config.gcc (hppa1.1-*-rtems*): Remove.
5799 * config/pa/rtems.h: Remove.
5801 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5803 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
5804 Exclude roe/603e multilib variants.
5806 2005-05-04 Denis Chertykov <denisc@overta.ru>
5809 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
5812 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
5814 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
5815 arm/pe.opt to $extra_options.
5816 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
5817 (target_float_abi_name, target_float_switch, target_abi_name)
5818 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
5819 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
5820 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
5821 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
5822 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
5823 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
5824 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
5825 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
5826 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
5827 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
5828 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
5829 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
5830 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
5831 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
5832 (arm_pic_register_string): Delete.
5833 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
5835 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
5836 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
5837 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
5838 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
5839 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
5840 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
5841 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
5842 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
5843 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
5844 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
5845 (SUBTARGET_SWITCHES): Delete.
5846 * config/arm/arm.c (target_float_switch): Delete.
5847 (arm_cpu_select): Moved from config/arm/arm.h.
5848 (target_fpu_name, target_fpe_name, target_float_abi_name)
5849 (target_abi_name, structure_size_string, arm_pic_register_string)
5850 (arm_select): Make static.
5851 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5852 (arm_handle_option): New function.
5853 (arm_override_options): Update target_flags checks for new mask names.
5854 Remove target_float_switch code.
5855 (arm_expand_prologue, thumb_expand_prologue): Check
5856 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
5857 * config/arm/arm.opt, config/arm/pe.opt: New files.
5859 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
5861 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
5862 gcc_unreachable as appropriate.
5863 (arc_double_limm_p, arc_setup_incoming_varargs,
5864 arc_compute_function_type, arc_output_function_prologue,
5865 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
5866 output_shift, arc_print_operand, arc_print_operand_address,
5867 arc_final_prescan_insn): Likewise.
5868 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5870 2005-05-04 Geoffrey Keating <geoffk@apple.com>
5872 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
5877 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
5878 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
5879 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
5880 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
5881 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
5882 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
5883 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
5884 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
5886 2005-05-05 Paul Brook <paul@codesourcery.com>
5888 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
5889 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
5890 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
5891 and tree-data-ref.h with *_H variables.
5893 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5895 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
5897 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5899 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
5901 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
5903 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
5905 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
5907 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
5908 setting of vrsave register for current function after
5909 call to save_world is emitted.
5911 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
5913 * config/mmix/predicates.md: New file.
5914 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
5915 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
5916 (mmix_foldable_comparison_operator, mmix_comparison_operator)
5917 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
5918 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5920 * config/mmix/mmix.md: Include predicates.md.
5921 ("call", "call_value"): Force address to register if it isn't a
5922 mmix_symbolic_or_address_operand.
5924 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
5926 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
5927 the flags are of appropriate types.
5928 (num_ssa_operands): Generalize using the generic interface.
5929 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
5932 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
5934 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
5935 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
5937 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5939 * tree-outof-ssa.c (edge_leader, stmt_list,
5940 analyze_edges_for_bb): Use VEC instead of VARRAY.
5941 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
5942 (perform_edge_inserts): Call init_analayze_edges_for_bb and
5943 fini_analayze_edges_for_bb.
5945 2005-05-04 James E Wilson <wilson@specifixinc.com>
5948 * gcc.c (process_command): In the second argv scan loop, ignore
5949 Xassembler and Xpreprocessor, along with their argument.
5951 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5953 * tree-flow-inline.h, tree-ssa-operands.c,
5954 tree-ssa-operands.h, tree-ssa-opfinalize.h:
5955 Likewise. tree-vn.c: Fix comment typos.
5956 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
5958 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
5960 * doc/tm.texi (Target Hooks): Document
5961 TARGET_RESOLVE_OVERLOADED_BUILTIN.
5963 2005-05-04 Paul Brook <paul@codesourcery.com>
5965 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
5967 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5969 * dwarf2out.c (incomplete_types, retry_incomplete_types,
5970 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
5973 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
5974 get_expansion, expand_var_during_unrolling,
5975 insert_var_expansion_initialization,
5976 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
5979 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
5982 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
5985 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
5986 the same as INTEGER_TYPE.
5987 (fold_binary): Fold "bool_var != 0" to bool_var.
5988 Fold "bool_var == 1" to bool_var.
5990 2004-05-03 Richard Henderson <rth@redhat.com>
5993 * function.c (instantiate_virtual_regs_in_insn): Use the mode
5994 from recog_data instead of insn_data.
5996 2005-05-03 DJ Delorie <dj@redhat.com>
5998 * common.opt (fdiagnostics-show-option): No variable is needed.
5999 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
6000 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
6001 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
6002 Save and restore original message format. Use flag in context
6004 (warning): Don't test for enabled warnings here.
6005 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
6008 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
6010 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
6011 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
6012 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
6013 * aclocal.m4: Don't include accross.m4.
6014 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
6015 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
6016 * configure, config.in: Regenerate.
6018 2005-05-04 Jakub Jelinek <jakub@redhat.com>
6021 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
6022 (clear_storage): Add argument.
6023 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
6024 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
6026 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
6027 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
6028 (store_expr, store_constructor): Adjust callers.
6029 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
6030 to emit_block_move if CALL_EXPR_TAILCALL (exp).
6031 (expand_builtin_memmove): Add ORIG_EXP argument, copy
6032 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
6033 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
6034 with EXP. Pass EXP to expand_builtin_memmove.
6035 (expand_builtin_memset): Add ORIG_EXP argument, pass
6036 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
6037 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
6038 Pass EXP to expand_builtin_memset.
6039 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
6041 (expand_builtin_strncmp): Likewise.
6042 (expand_builtin_printf): Replace ARGLIST argument with EXP.
6043 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
6044 (expand_builtin_fprintf): Likewise.
6045 (expand_builtin): Adjust calls to
6046 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
6048 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
6051 PR rtl-optimization/21239
6052 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
6054 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6056 * tree-flow.h (tree_ann_common_d): Move aux to ...
6057 (stmt_ann_d): ... here.
6058 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
6059 move_computations_stmt, schedule_sm): Update references to
6061 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
6063 * tree-cfg.c (remove_bb): Remove a redundant call to
6065 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
6068 2005-05-03 Richard Henderson <rth@redhat.com>
6070 * config/rs6000/rs6000.c: Remove conflict markers.
6072 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
6074 2005-05-03 James E Wilson <wilson@specifixinc.com>
6076 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
6078 2005-05-03 DJ Delorie <dj@redhat.com>
6080 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
6081 decide if the warning will be printed.
6082 * calls.c (expand_call): Likewise.
6083 * function.c (init-function_start): Likewise.
6085 * common.opt (-fdiagnostics-show-option): New.
6086 * opts.c (option_enabled): Accept the option index instead of a
6087 pointer to the option descriptor.
6088 * opts.h (option_enabled): Likewise.
6089 * toplev.c (print_switch_values): Pass option index, not option
6091 * diagnostic.h (diagnostic_info): Add option_index.
6092 * diagnostic.c: Include opts.h.
6093 (diagnostic_set_info): Initialize option_index.
6094 (diagnostic_report_diagnostic): Amend option name if appropriate.
6095 (warning): Check to see if the specified warning is enabled.
6097 * doc/invoke.texi (-fdiagnostics-show-options): Document.
6099 2005-05-03 Richard Henderson <rth@redhat.com>
6101 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
6102 SPEC_OR_GEN_REGS definitions.
6104 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
6107 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
6108 for unavailable registers.
6110 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6112 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
6114 * cfglayout.c (block_locators_blocks,
6115 insn_locators_initialize, insn_scope): Use VEC instead of
6118 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
6119 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
6122 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6124 * config/sparc/predicates.md (const_compl_high_operand): New.
6125 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
6127 (sparc_emit_set_const64_quick1): Adjust for above change.
6128 (sparc_emit_set_const64_quick2): Likewise.
6129 (sparc_emit_set_const64_longway): Likewise.
6130 (sparc_emit_set_const64): Likewise.
6131 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
6132 movdi_const64_special): Delete.
6133 (logical constant splitters): Use const_compl_high_operand.
6135 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
6137 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
6138 rather than STRIP_NOPS.
6140 2005-05-03 Jakub Jelinek <jakub@redhat.com>
6142 PR rtl-optimization/21330
6143 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
6145 (unswitch_single_loop): Clear cinsn when retrying.
6148 * config/i386/i386.c (legitimize_address): When canonicalizing
6149 ASHIFT into MULT, multiply by 1 << shift_count instead of
6150 1 << log2 (shift_count).
6152 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
6154 * lambda-code.c (gcc_loop_to_lambda_loop,
6155 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
6156 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
6157 generic operand interface.
6158 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
6159 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
6160 generic operand interface.
6161 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
6162 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
6163 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
6164 num_imm_uses): Use ssa_use_operand_t.
6165 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
6166 get_v_must_def_ops): Delete.
6167 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
6168 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
6169 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
6170 get_v_must_def_kill_ptr): Delete.
6171 (delink_stmt_imm_use): Move and use new operand interface.
6172 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
6173 op_iter_next_tree): Use new operand implementation.
6174 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
6175 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
6177 (op_iter_next_mustdef, op_iter_next_maydef,
6178 op_iter_next_must_and_may_def): Delete. Replace with...
6179 (op_iter_next_maymustdef): New. Combine must and may next operations.
6180 (op_iter_init_maydef, op_iter_init_mustdef,
6181 op_iter_init_must_and_may_def): Use new interface.
6182 (single_ssa_tree_operand ): New. Process single operands only as trees.
6183 (single_ssa_use_operand): New. Process single operands only as uses.
6184 (single_ssa_def_operand): New. Process single operands only as defs.
6185 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
6187 (num_ssa_operands): New. Count the number of specified operands.
6188 (compare_ssa_operands_equal): New. Compare two statements' operands.
6189 (single_phi_def): New. Return true if PHI has one def of the specified
6191 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
6192 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
6193 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
6194 (struct stmt_ann_d): Operands field no longer require GTY().
6195 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
6196 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
6197 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
6198 dump_replaceable_exprs, rewrite_trees): Use generic interface.
6199 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
6200 Use use_operand_p instead of ssa_imm_use_t *.
6201 * tree-pretty-print.c (dump_vops): check if operands are active before
6202 dumping virtual operands.
6203 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
6204 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
6205 (ccp_fold): Use new interface.
6206 (ccp_visit_stmt): Remove unused variables and code.
6207 (convert_to_gimple_builtin): Insert statements before calling
6208 mark_new_vars_to_rename.
6209 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
6210 (copy_prop_visit_cond_stmt): Use generic interface.
6211 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
6212 annotation in table.
6213 (thread_across_edge): Use generic interface.
6214 (initialize_hash_element): Initialzie with stmt, not annotation.
6215 (eliminate_redundant_computations): Use generic interface.
6216 (record_equivalences_from_stmt): Pass stmt, not annotation.
6217 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
6219 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
6220 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
6221 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
6222 generic operand interface.
6223 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
6225 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
6227 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
6228 (build_defs, build_uses, build_v_may_defs, build_vuses,
6229 build_v_must_defs): Change type to struct opbuild_list_d.
6230 (ops_active): New. Operands active boolean.
6231 (operand_memory, operand_memory_index): New. Operand memory managers.
6232 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
6233 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
6234 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
6235 Change from functions to static variable list heads.
6236 (opbuild_initialize_virtual): New. Initialize a virtual build list.
6237 (opbuild_initialize_real): New. Initialize a virtual build list.
6238 (opbuild_free): New. Free a build list.
6239 (opbuild_num_elems): New. Number of items in a list.
6240 (opbuild_append_real): New. Add a real (tree *) operand.
6241 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
6242 (opbuild_first): New. Return first element index in a list.
6243 (opbuild_next): New. Return next element in a list.
6244 (opbuild_elem_real): New. Return real element.
6245 (opbuild_elem_virtual): New. Return virtual element.
6246 (opbuild_elem_uid): New. Return UID of virtual element.
6247 (opbuild_clear): New. Reset an operand list.
6248 (opbuild_remove_elem): New. Remove an element form a list.
6249 (ssa_operands_active): New. Return true if operand cache is active.
6250 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
6251 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
6252 (correct_use_link): Use use_operand_p.
6253 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
6254 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
6255 (cleanup_v_may_defs): Use new implmentation.
6256 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
6258 (append_def, append_use, append_v_may_def, append_vuse,
6259 append_v_must_def): Call opbuild_append routine instead of using varray.
6260 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
6261 global parse_old_ops variable.
6262 (free_ssa_operands): New implementation.
6263 (update_stmt_operands): Move. Change argument to build_ssa_operands.
6264 (copy_virtual_operands): Move. New generic implementation.
6265 (create_ssa_artficial_load_stmt): Move. New implementation.
6266 (swap_tree_operands): Update for new implementation.
6267 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
6268 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
6269 rather than a varray.
6270 (verify_imm_links): Use use_operand_p.
6271 (dump_immediate_uses_for): If the immediate use variable is a virtual
6272 variable, show the virtual ops in the stmt.
6273 * tree-ssa-operands.h (def_operand_p): No longer a structure.
6274 (NULL_DEF_OPERAND_P): Now a #define.
6275 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
6276 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
6277 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
6278 mustdef_optype_d): New. Use Linked list representation.
6279 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
6280 (struct ssa_operand_memory_d): New. Allocated Chunk node.
6281 (struct stmt_operands_d): Change to new pointers that are not GTY.
6282 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
6283 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
6284 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
6285 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
6286 SET_V_MUST_DEF_KILL): Delete.
6287 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
6288 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
6289 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
6290 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
6291 (enum ssa_op_iter_type): Operand iterator typechecking values.
6292 (struct ssa_operand_iterator_d): Use linked lists of operands.
6293 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
6294 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
6295 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
6296 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
6297 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
6298 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
6299 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
6300 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
6301 * tree-ssa-opfinalize.h: New. Function templates for expansion.
6302 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
6303 alloc_vuse, and alloc_mustdef.
6304 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
6305 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
6306 and finalize_ssa_v_must_def_ops.
6307 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
6308 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
6310 (compute_avail): Use generic iterator interface.
6311 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
6312 (stmt_makes_single_load, stmt_makes_single_store): Use
6314 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
6315 (statement_sink_location): Use generic interface.
6316 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
6317 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
6318 reset the immediate use link nodes.
6319 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
6320 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
6321 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
6322 (eliminate_tail_call): Use generic operand interface.
6323 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
6324 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
6326 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
6328 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
6329 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
6331 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
6332 Use statement pointer instead of vuse_optype. Use generic interface.
6333 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
6334 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
6335 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
6336 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
6337 * doc/tree-ssa.texi: Update documentation for operand interface.
6339 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
6341 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
6342 gcc_unreachable as appropriate.
6343 (machopic_function_base_name, machopic_indirect_data_reference,
6344 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
6345 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
6346 * config/rs6000/altivec.md (*mov<mode>_internal,
6347 build_vector_mask_for_load): Likewise.
6348 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
6349 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
6350 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
6351 * config/rs6000/predicates.md (easy_fp_constant,
6352 logical_operand): Likewise.
6353 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
6354 compute_save_world_info, rs6000_emit_prologue,
6355 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
6356 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
6359 2005-05-03 Uros Bizjak <uros@kss-loka.si>
6362 * convert.c (convert_to_integer): Convert ceil and floor in
6365 2005-04-29 Geoffrey Keating <geoffk@apple.com>
6368 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
6369 define_insn_and_split. Split only when memory operand is
6370 offsettable. Use adjust_address rather than plus_constant.
6371 (floatunssidf2_internal): Likewise.
6372 (fix_truncdfsi2_internal): Split only when memory operand is
6373 offsettable. Use adjust_address rather than plus_constant.
6374 (fix_trunctfsi2_internal): Likewise.
6375 (floatsidf2_internal): Likewise.
6377 2005-05-02 Diego Novillo <dnovillo@redhat.com>
6379 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
6380 (set_value_range_to_null): Likewise.
6381 (set_value_range_to_varying): New function. Use it in all
6382 call sites that used to call set_value_range (vr, VR_VARYING, ...).
6383 (extract_range_from_assert): If the integral type has a
6384 super-type, and LIMIT is not within MIN and MAX values of that
6385 type, set the resulting range to VR_VARYING.
6387 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
6389 * config/mmix/mmix.opt: New file.
6390 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
6391 (mmix_cc1_ignored_option): Don't declare.
6392 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
6393 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
6394 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
6395 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
6396 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
6397 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
6398 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
6399 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
6401 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
6402 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
6403 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6405 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
6408 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
6409 * c-decl.c (current_function_prototype_built_in,
6410 current_function_prototype_arg_types): New.
6411 (merge_decls): Keep source location of prototype followed by
6412 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
6413 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
6414 (start_function): Always set current_function_prototype_locus,
6415 current_function_prototype_built_in and
6416 current_function_prototype_arg_types. Check for external
6417 prototype whether or not visible for external function and set
6418 current_function_prototype_arg_types accordingly.
6419 (store_parm_decls_oldstyle): Use
6420 current_function_prototype_arg_types for checking old-style
6421 definition against prototype. Give warnings only if
6422 current_function_prototype_built_in).
6424 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6426 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
6427 (ggc_alloc_zone_stat): Don't define.
6428 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
6429 ggc_alloc_zone_pass_stat.
6430 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
6431 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
6432 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
6434 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6436 * calls.c (expand_call): Handle current_function_pretend_args_size
6437 when checking for sibcalls.
6439 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6441 PR tree-optimization/21294
6442 * tree-vrp.c (vrp_expr_computes_nonzero): New.
6443 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
6445 2005-05-02 Janis Johnson <janis187@us.ibm.com>
6448 * gcov-io.h: Declare gcov external functions hidden.
6450 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6452 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
6453 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
6454 Use VEC instead of VARRAY.
6457 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
6460 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
6462 * c-common.c (resolve_overloaded_builtin): Forward to target
6463 hook for BUILT_IN_MD built-ins.
6464 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
6465 for all types of built-in.
6466 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
6467 in the definition of the target hooks struct.
6468 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
6469 * config/rs6000/altivec.h: Rewritten.
6470 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
6471 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
6472 rs6000_builtin_type, rs6000_builtin_type_compatible,
6473 altivec_overloaded_builtins, rs6000_builtin_type,
6474 rs6000_builtin_type_compatible): New.
6475 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
6477 (def_builtin): Turn into a function. Check for duplicates and store
6478 the builtin into rs6000_builtin_decls.
6479 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
6480 bdesc_1arg): Add overloaded builtins.
6481 (altivec_expand_builtin): Check for unresolved overloaded builtins,
6482 do not support ALTIVEC_COMPILETIME_ERROR.
6483 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
6484 nodes to represent front-end types.
6485 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
6486 with opaque arguments and/or return values.
6487 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
6488 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
6489 (rs6000_builtin_type_index): New.
6490 (is_ev64_opaque_type): Rename to...
6491 (rs6000_is_opaque_type): ... this.
6492 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
6495 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6497 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
6500 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
6501 Bernd Schmidt <bernd.schmidt@analog.com>
6503 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
6504 print_address_operand, print_operand, legitimize_pic_address,
6505 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
6506 output_pop_multiple): Use gcc_assert or gcc_unreachable as
6508 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
6510 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
6512 * doc/passes.texi: Document vectorization pass.
6514 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6516 * tree-scalar-evolution.c (get_exit_conditions_rec,
6517 select_loops_exit_conditions,
6518 number_of_iterations_for_all_loops,
6519 analyze_scalar_evolution_for_all_loop_phi_nodes,
6520 scev_analysis): Use VEC instead of VARRAY.
6522 2005-05-02 Michael Matz <matz@suse.de>
6525 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
6526 (warn_strict_null_sentinel): Define.
6527 (check_function_sentinel): Check for null_node as valid sentinel too.
6528 * c-common.h (c_tree_index): Added CTI_NULL.
6529 (null_node) Define global_tree[CTI_NULL].
6530 (warn_strict_null_sentinel): Declare.
6531 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
6532 * c.opt: (Wstrict-null-sentinel): New C++ option.
6533 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
6535 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6537 * gimplify.c (gimplify_compound_lval): Use VEC instead of
6540 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
6542 * dwarf2out.c (decl_scope_table, push_decl_scope,
6543 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
6546 2005-05-01 Mark Mitchell <mark@codesourcery.com>
6549 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
6551 * doc/cpp.texi (__DEPRECATED): Document.
6552 (__EXCEPTIONS): Likewise.
6553 (__GXX_WEAK__): Likewise.
6555 * function.c (INVOKE__main): Do not define.
6556 (expand_main_function): Check HAS_INIT_SECTION when determining
6557 whether or not to call __main.
6559 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6561 * tree-ssa-loop-ivopts.c: Fix a comment typo.
6563 2005-01-05 Paul Brook <paul@codesourcery.com>
6565 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
6566 (INITIALIZE_TRAMPOLINE): Use it.
6567 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
6568 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
6569 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
6571 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
6573 * doc/install.texi (Specific): Omit dots in the @anchors names
6574 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
6575 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
6577 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6579 PR tree-optimization/18316
6580 PR tree-optimization/19126
6581 * tree.c (build_int_cst_type): Avoid shift by size of type.
6582 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
6584 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6585 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
6587 (dump_cand): Dump depends_on information.
6588 (determine_biv_step): Add argument to simple_iv call.
6589 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
6590 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
6592 (add_candidate_1): Record depends_on for candidates.
6593 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
6594 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
6595 Handle ivs with nonconstant step.
6596 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
6597 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
6598 (create_new_iv): Unshare the step before passing it to create_iv.
6599 (free_loop_data): Free cand->depends_on.
6600 (build_addr_strip_iref): New function.
6601 (find_interesting_uses_address): Use build_addr_strip_iref.
6602 (strip_offset_1): Split the recursive part from strip_offset.
6603 Strip constant offset component_refs and array_refs.
6604 (strip_offset): Split the recursive part to strip_offset_1.
6605 (add_address_candidates): Removed.
6606 (add_derived_ivs_candidates): Do not use add_address_candidates.
6607 (add_iv_value_candidates): Add candidates with stripped constant
6608 offset. Consider all candidates with initial value 0 important.
6609 (struct affine_tree_combination): New.
6610 (aff_combination_const, aff_combination_elt, aff_combination_scale,
6611 aff_combination_add_elt, aff_combination_add,
6612 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
6613 fold_affine_sum): New functions.
6614 (get_computation_at): Use fold_affine_sum.
6615 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
6616 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
6619 2005-04-30 Michael Matz <matz@suse.de>
6621 * config/i386/i386.md (movmemsi): Also active when
6622 TARGET_INLINE_ALL_STRINGOPS.
6624 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
6627 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
6629 2005-04-30 Paul Brook <paul@codesourcery.com>
6631 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
6633 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
6634 * config/arm/ieee754-sf.S: Ditto.
6635 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
6636 (FUNC_ALIAS): Use .thumb_set for thumb routines.
6638 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6640 * tree-ssanames.c: Fix a comment typo.
6641 * doc/options.texi: Fix a typo.
6643 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
6645 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
6646 gcc_unreachable as appropriate.
6647 (split_adds_subs, cond_string, print_operand,
6648 h8300_initial_elimination_offset, h8300_classify_operand,
6649 h8300_unary_length, h8300_short_immediate_length,
6650 h8300_bitfield_length, h8300_binary_length,
6651 h8300_insn_length_from_table, compute_mov_length, output_plussi,
6652 compute_plussi_length, compute_plussi_cc, output_logical_op,
6653 compute_logical_op_length, compute_logical_op_cc,
6654 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
6655 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
6656 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
6657 h8300_regs_ok_for_stm): Likewise.
6658 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
6659 monitor_prologue): Likewise.
6661 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6663 * loop-invariant.c (invariants, create_new_invariant,
6664 get_inv_cost, best_gain_for_invariant,
6665 find_invariants_to_move, move_invariants,
6666 init_inv_motion_data, free_inv_motion_data): Use VEC instead
6669 2005-04-29 Richard Henderson <rth@redhat.com>
6671 * function.c (instantiate_decls): Remove valid_only argument.
6672 (instantiate_decls_1, instantiate_decl): Likewise.
6673 (instantiate_virtual_regs_1): Delete.
6674 (instantiate_virtual_regs_lossage): Delete.
6675 (instantiate_virtual_regs_in_rtx): New.
6676 (safe_insn_predicate): New.
6677 (instantiate_virtual_regs_in_insn): New.
6678 (instantiate_virtual_regs): Update to match all that. Only run
6679 instantiate_decls once.
6681 2005-04-29 Richard Henderson <rth@redhat.com>
6682 Daniel Jacobowitz <dan@codesourcery.com>
6684 * gengtype.c (write_func_for_structure): Split out ...
6685 (output_type_enum): ... new function. Fix thinko accessing
6686 TYPE_PARAM_STRUCT data.
6688 2005-04-29 Tom Tromey <tromey@redhat.com>
6690 * tree.c (build_block): Removed unused 'tags' argument.
6691 * tree.h (build_block): Removed argument.
6693 2005-04-29 Michael Matz <matz@suse.de>
6695 PR rtl-optimization/21144
6696 * postreload.c (reload_cse_move2add): Check for VOIDmode.
6698 2005-04-29 Bob Wilson <bob.wilson@acm.org>
6700 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
6701 flag_reorder_blocks.
6703 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6705 PR tree-optimization/21030
6706 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
6707 ranges where VR->MAX is smaller than VR->MIN.
6709 2005-04-29 Devang Patel <dpatel@apple.com>
6711 PR tree-optimization/21272
6712 PR tree-optimization/21266
6713 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
6715 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
6717 * tree-flow-inline.h: Fix a comment typo.
6718 * doc/tree-ssa.texi: Fix a typo.
6720 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
6722 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6724 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
6725 gcc_unreachable as appropriate.
6726 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
6727 fr30_print_operand, fr30_move_double): Likewise.
6728 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
6730 2005-04-29 Mark Mitchell <mark@codesourcery.com>
6732 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
6733 definition has already been provided.
6734 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6735 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
6736 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6738 2005-04-29 Jim Tison <jtison@us.ibm.com>
6740 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
6741 trace hooks calls to improve performance.
6743 2005-04-29 Julian Brown <julian@codesourcery.com>
6744 Mark Mitchell <mark@codesourcery.com>
6745 Paul Brook <paul@codesourcery.com>
6747 * crtstuff.c: Handle targets that use .init_array.
6748 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
6749 that INVOKE__main is set correctly.
6750 (expand_main_function): Test INVOKE__main.
6751 * libgcc2.c: Do not define __main when using .init_array.
6752 * config/arm/arm.c (arm_elf_asm_constructor): New function.
6753 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
6755 (DTORS_SECTION_ASM_OP): Likewise.
6756 (CTOR_LIST_BEGIN): Define specially when in libgcc.
6757 (CTOR_LIST_END): Likewise.
6758 (DTOR_LIST_BEGIN): Likewise.
6759 (DTOR_LIST_END): Likewise.
6760 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
6761 (FINI_SECTION_ASM_OP): Likewise.
6762 (INIT_ARRAY_SECTION_ASM_OP): Define.
6763 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6764 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
6765 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
6766 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
6767 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6769 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6771 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
6772 gcc_assert and gcc_unreachable as appropriate.
6773 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
6774 const_int_cost, output_move_const_into_data_reg,
6775 output_move_qimode, output_move_double, find_addr_reg,
6776 print_operand, print_operand_address): Likewise.
6777 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
6778 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
6779 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
6780 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
6781 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
6782 conditional_trap): Likewise.
6783 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
6785 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6787 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
6788 gcc_unreachable as appropriate.
6789 (gen_conditional_move, xtensa_split_operand_pair,
6790 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
6791 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
6792 xtensa_copy_incoming_a7, xtensa_output_literal,
6793 xtensa_output_literal, xtensa_output_literal): Likewise.
6794 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6795 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
6796 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
6797 movsicc_internal1, movsfcc_internal0,
6798 movsfcc_internal1): Likewise.
6800 2005-04-28 James E Wilson <wilson@specifixinc.com>
6802 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
6803 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
6805 2005-04-28 DJ Delorie <dj@redhat.com>
6807 * opt-functions.awk (var_set): Emit proper initializer for
6808 non-target bitfields.
6810 2005-04-28 Devang Patel <dpatel@apple.com>
6812 * dbxout.c (have_used_extensions): Remove.
6813 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
6814 have_used_extensions.
6816 2005-04-28 James E Wilson <wilson@specifixinc.com>
6818 * doc/install.texi: Update -enable-languages info. Correct path to
6821 2005-04-28 DJ Delorie <dj@redhat.com>
6823 * optc-gen.awk (END): Make sure no variable is defined more
6825 * opth-gen.awk (END): Allocate bits on a per-variable basis.
6826 Allow for bitfield variables other than target_flags.
6827 * doc/options.text (Mask): Document that you may specify a
6828 variable other than target_flags.
6830 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
6832 PR rtl-optimization/18877
6833 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
6834 number in val.start.
6836 2005-04-28 David Edelsohn <edelsohn@gnu.org>
6839 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
6841 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6842 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6843 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
6845 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
6847 * arm.c (legitimize_pic_address): Fix sense of assertion test for
6848 creating pseudos when the base offset is too large.
6850 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6852 * global.c (earlyclobber_regclass): Change the type to
6854 (check_earlyclobber): Update uses of earlyclobber_regclass.
6855 (mark_reg_use_for_earlyclobber): Likewise.
6856 (calculate_local_reg_bb_info): Allocate and free
6857 earlyclobber_regclass using the VEC API.
6859 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
6861 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
6864 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6866 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
6869 * config.gcc: Obsolete c4x-* and tic4x-*.
6871 * tree.h (edge_def): Remove.
6873 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
6874 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
6875 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
6876 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
6879 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
6880 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
6881 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
6882 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
6883 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
6884 machmode.def, mips-tfile.c, params.c, pretty-print.c,
6885 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
6886 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
6887 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
6888 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
6889 config/i386/cygming.h, config/i386/djgpp.h,
6890 config/i386/lynx.h, config/i386/netware.c,
6891 config/i386/winnt.c, config/ia64/ia64-c.c,
6892 config/iq2000/iq2000.c, config/m32r/little.h,
6893 config/m68k/m68k-protos.h, config/m68k/m68k.h,
6894 config/m68k/m68k.md, config/mcore/mcore.c,
6895 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
6896 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
6897 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
6898 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
6899 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
6900 config/pdp11/pdp11.h, config/rs6000/darwin.h,
6901 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
6902 config/s390/2064.md, config/s390/2084.md,
6903 config/s390/s390-modes.def, config/s390/s390-protos.h,
6904 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
6905 config/stormy16/stormy16.c, config/vax/vax-protos.h,
6906 config/vax/vax.c, config/vax/vax.h,
6907 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
6910 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
6912 * c-typeck.c (build_compound_expr): Correct logic in last change.
6914 2005-04-27 James E. Wilson <wilson@specifixinc.com>
6916 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
6917 parameters. Replace conditional move code with assert checking for
6918 ar.lc. Delete obsolete comments.
6919 (set_src_needs_barrier): Delete cond parameter, and code using it.
6920 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
6921 assert checking for PR_REGS. Fix calls to update_set_flags and
6922 set_src_needs_barrier.
6923 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
6924 callers. Rewrite explanatory comment before the function.
6925 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
6928 2005-04-27 Mike Stump <mrs@apple.com>
6930 * doc/cpp.texi: gcc now implements universal character names.
6932 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6935 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
6936 being a compound expression whose right-hand side is cast to void.
6938 2005-04-27 Caroline Tice <ctice@apple.com>
6940 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6941 Remove targetm.have_named_sections test.
6942 (fix_edges_for_rarely_executed_code): Likewise.
6943 (insert_section_boundary_note): Likewise.
6944 (reorder_basic_blocks): Check partitioning flag before calling
6945 verify_hot_cold_block_grouping.
6946 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6947 the function struct rather than global variables.
6948 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6949 (COLD_END_LABEL): Likewise
6950 (cold_text_section_label): New static global variable.
6951 (cold_end_label): Likewise.
6952 (dwarf2out_switch_text_section): Get hot/cold section labels from
6953 the function struct rather than global variables; test to make sure
6955 (output_aranges): Use cold_text_section_label and cold_end_label;
6956 check partitioning flag before putting out delta.
6957 (output_ranges): Remove incorrect code attempting to use
6959 (output_line_info): Get cold section label from function struct; test
6960 to make sure cfun is defined.
6961 (add_location_or_const_value_attribute): Likewise.
6962 (dwarf2out_var_location): Likewise.
6963 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6964 write out cold_text_section_label if partition flag is set.
6965 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6966 * function.h (struct function): Add new fields to point to hot/cold
6967 section labels: hot_section_label, cold_section_label,
6968 hot_section_end_label and cold_section_end_label; also add new field
6969 for cold text section name, unlikely_text_section_name.
6970 * opts.c (decode_options): Turn off partitioning flag if
6971 !targetm.have_named_sections.
6972 * output.h (hot_section_label): Remove.
6973 (hot_section_end_label): Remove.
6974 (cold_section_end_label): Remove.
6975 (unlikely_section_label): Remove.
6976 (unlikely_text_section_name): Remove.
6977 * passes.c (rest_of_handle_final): Remove extra blank line.
6978 * varasm.c (unlikely_section_label): Remove.
6979 (hot_section_label): Remove.
6980 (hot_section_end_label): Remove.
6981 (cold_section_end_label): Remove.
6982 (unlikely_text_section_name): Remove.
6983 (initialize_cold_section_name): Modify to call
6984 targetm.strip_name_encoding; to store cold section name in current
6985 function struct, if it exists; and to only use the decl_section_name
6986 if flag_named_sections is true.
6987 (unlikely_text_section): Modify to get section name out of current
6988 function struct, if there is one; otherwise build it from
6989 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6990 (in_unlikely_text_section): Likewise.
6991 (named_section): Modify to get/put cold section name in current function
6992 struct, if there is one.
6993 (function_section): Change 'bool unlikely' to 'int reloc'; check
6994 targetm.have_named_sections before calling named_section.
6995 (current_function_section): Likewise.
6996 (assemble_start_function): Modify to get/put unlikely_text_section_name
6997 in current function struct; modify to get hot/cold section labels
6998 from function struct; initialize labels using
6999 ASM_GENERATE_INTERNAL_LABEL;
7000 test partitioning flag before writing out hot section label.
7001 (assemble_end_function): Test partitioning flag before writing out
7002 hot/cold section labels.
7003 (default_section_type_flags_1): Get cold text section name from
7004 function struct if there is one; Set flags correctly for
7005 cold text section if there is not a current function struct.
7007 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7009 * tree-ssa-propagate.c (set_rhs): Revert last change.
7011 2005-04-27 Steve Ellcey <sje@cup.hp.com>
7013 * explow.c (convert_memory_address): Add gcc_assert.
7015 2005-04-27 Mark Mitchell <mark@codesourcery.com>
7017 * configure.ac: Check for ld --sysroot support.
7018 * gcc.c: Document %R specifier for specs.
7019 (SYSROOT_SPEC): New macro.
7020 (sysroot_spec): New variable.
7021 (static_specs): Add sysroot_spec.
7022 (main): Pass the sysroot spec to the linker if appropriate.
7023 * configure: Regenerated.
7024 * config.in: Likewise.
7026 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7028 * fold-const.c (fold_binary): Use build_fold_addr_expr
7029 for address calculation and INDIRECT_REF handling.
7031 2005-04-27 Andrew Haley <aph@redhat.com>
7033 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
7035 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7037 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
7038 pointer when thumb backtracing is on.
7040 * config/fp-bit.c (abort): Revert change.
7042 2005-04-27 Ian Lance Taylor <ian@airs.com>
7044 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
7046 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7048 * tree-ssa-dce.c: Fix a comment typo.
7050 2005-04-27 David S. Miller <davem@davemloft.net>
7052 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
7053 Kill setjmpless_size. current_function_calls_setjmp is completely
7054 computed when we are called, so just use the optimized size value
7055 instead of using REG_SAVE_AREA notes.
7056 (optimize_save_area_alloca): Delete....
7057 * rtl.h (optimize_save_area_alloca): Likewise...
7058 * passes.c (rest_of_compilation): and don't call it any more.
7059 * reg-notes.def (SAVE_AREA): Delete.
7061 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7063 * config/fp-bit.c (abort): Add noreturn attribute.
7065 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
7066 gcc_unreachable as appropriate.
7067 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
7068 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
7069 ASM_OUTPUT_REG_POP): Likewise.
7071 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
7073 * tree-complex.c (expand_vector_operations_1): Do not build
7074 VIEW_CONVERT_EXPR's for the lhs.
7076 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7078 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
7079 unnecessary noncanonical RTL handling.
7080 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
7081 gcc_assert and gcc_unreachable.
7083 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
7084 gcc_unreachable as appropriate.
7085 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
7086 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
7087 use_return_insn, const_ok_for_op, arm_gen_constant,
7088 arm_canonicalize_comparison, legitimize_pic_address,
7089 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
7090 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
7091 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
7092 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
7093 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
7094 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
7095 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
7096 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
7097 output_call, output_mov_long_double_fpa_from_arm,
7098 output_mov_long_double_arm_from_fpa,
7099 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
7100 output_move_double, arithmetic_instr, shift_op, int_log2,
7101 output_return_instruction, arm_output_function_prologue,
7102 arm_output_epilogue, arm_output_function_epilogue,
7103 emit_multi_reg_push, arm_get_frame_offsets,
7104 arm_compute_initial_elimination_offset, arm_expand_prologue,
7105 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
7106 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
7107 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
7108 thumb_compute_initial_elimination_offset,
7109 thumb_output_function_prologue, thumb_load_double_from_address,
7110 thumb_output_move_mem_multiple, thumb_reload_out_hi,
7111 arm_emit_vector_const, arm_dbx_register_number): Likewise.
7112 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
7113 * config/arm/arm.md (thumb_extendhisi2,
7114 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
7115 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
7116 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
7117 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
7118 * config/arm/cirrus.md (*cirrus_arm_movdi,
7119 *cirrus_movdf_hard_insn): Likewise.
7120 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7122 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7124 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
7125 (num_ssa_names): Use VEC_length.
7126 (ssa_names): Use VEC_index.
7127 * tree-ssanames.c (ssa_names): Change the type to
7129 (init_ssanames, fini_ssa_names, make_ssanames,
7130 release_ssa_name): Update uses of ssa_names.
7132 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
7133 Use fold_buildN instead of fold (buildN (...)).
7135 2005-04-27 Devang Patel <dpatel@apple.com>
7137 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
7139 2005-04-27 Matt Thomas <matt@3am-software.com>
7140 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
7142 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
7143 (vax_output_mi_thunk): Ditto.
7144 (vax_notice_cc_update): Ditto.
7145 (INDEX_REGISTER_P): Add trailing \.
7146 (BASE_REGISTER_P): Add trailing \.
7147 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
7149 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7151 * tree-ssa-propagate.c (set_rhs): Check operand of
7152 ADDR_EXPR for gimpliness, too.
7154 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7156 * tree-ssa-pre.c: Fix a comment typo.
7158 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7160 PR tree-optimization/21171
7161 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
7162 record address uses if the reference is volatile.
7164 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
7166 * tree-complex.c (expand_vector_operation): New, extracted from
7167 expand_vector_operations_1.
7168 (tree_vec_extract): Build a NOP_EXPR.
7169 (expand_vec_parallel): Do not care about returning the correct type.
7170 (expand_vector_operations_1): Call expand_vector_operation.
7171 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
7173 * tree-complex.c (gate_expand_vector_operations): New.
7174 (pass_lower_vector_ssa): Use it.
7175 * tree-optimize.c (init_tree_optimization_passes): Include
7176 pass_lower_vector_ssa.
7177 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
7178 (vectorizable_operation): Use it.
7179 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
7180 integer modes for the vector type.
7182 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7183 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
7184 Do not cope with UNITS_PER_SIMD_WORD == 0.
7185 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
7186 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
7187 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
7188 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7189 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7190 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7191 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7193 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
7194 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
7195 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
7197 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
7198 (UNITS_PER_SIMD_WORD): New.
7200 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7202 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
7203 gcc_unreachable as appropriate.
7204 (ia64_expand_load_address, ia64_expand_tls_address,
7205 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
7206 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
7207 next_scratch_gr_reg, ia64_initial_elimination_offset,
7208 ia64_expand_prologue, ia64_expand_epilogue,
7209 ia64_output_dwarf_dtprel, ia64_print_operand,
7210 ia64_register_move_cost, first_instruction, rws_access_regno,
7211 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
7212 ia64_sched_init, ia64_variable_issue,
7213 ia64_first_cycle_multipass_dfs_lookahead_guard,
7214 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
7215 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
7216 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
7217 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
7218 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7219 * config/ia64/predicates.md (got_symbolic_operand,
7220 sdata_symbolic_operand): Likewise.
7221 * config/ia64/vect.md (vcondv2sf): Likewise.
7223 2005-04-27 Matt Thomas <matt@3am-software.com>
7225 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
7226 CONSTANT_ADDRESS_P in config/vax/vax.h
7227 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
7228 (INDEX_REGISTER_P): New.
7229 (BASE_REGISTER_P): New.
7230 (indirectable_constant_address_p): New. Adapted from
7231 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
7232 (indirectable_address_p): New. Adapted from
7233 INDIRECTABLE_ADDRESS_P in vax.h.
7234 (nonindexed_address_p): New. Adapted from
7235 GO_IF_NONINDEXED_ADDRESS in vax.h.
7236 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
7237 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
7238 (legitimate_address_p): New. Adapted from
7239 GO_IF_LEGITIMATE_ADDRESS in vax.h.
7240 (vax_mode_dependent_address_p): New. Adapted from
7241 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
7242 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
7243 legitimate_constant_address_p.
7244 (CONSTANT_P): Use legitimate_constant_p.
7245 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
7246 (INDIRECTABLE_ADDRESS_P): Removed.
7247 (GO_IF_NONINDEXED_ADDRESS): Removed.
7248 (INDEX_TEMP_P): Removed.
7249 (GO_IF_REG_PLUS_INDEX): Removed.
7250 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
7251 definitions, depending on whether REG_OK_STRICT is defined.
7252 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
7253 Two definitions, depending on whether REG_OK_STRICT is defined.
7254 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
7256 (legitimate_constant_p): Prototype added.
7257 (legitimate_address_p): Prototype added.
7258 (vax_mode_dependent_address_p): Prototype added.
7260 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7262 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
7264 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7267 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
7270 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7273 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
7274 assertion failures, if __gcc_host_wide_int__ is not properly
7276 (init_dynamic_diag_info): Give errors, not assertion failures, if
7277 location_t, tree or __gcc_host_wide_int__ are not properly
7280 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7282 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
7283 n_iv_uses, iv_use, n_iv_cands, iv_cand,
7284 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
7285 prepare_decl_rtl, free_loop_data,
7286 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
7289 * tree.h (tree_phi_node): Add a comment about the order of PHI
7292 2005-04-26 Paul Brook <paul@codesourcery.com>
7294 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
7296 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
7298 * config/mips.mips.c (mips_legitimize_tls_address): Use
7301 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
7302 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
7303 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
7305 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
7308 2005-04-26 Jeff Law <law@redhat.com>
7310 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
7311 (op_iter_init_must_and_may_def): Likewise.
7312 (unmodifiable_var_p): Move to a later point in the file.
7313 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
7314 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
7315 (dse_record_phis): Directly check for virtual operands rather than
7316 using need_imm_uses_for.
7317 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
7318 store has multiple V_{MAY,MUST}_DEF operands.
7320 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
7322 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
7325 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7327 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
7328 call to find_edge outside a loop to go through a PHI chain.
7330 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
7332 PR tree-optimization/17598
7333 * fold-const.c (fold_binary): Fold comparisons of addresses
7334 of COMPONENT_REFs which reference the same field to
7335 comparisons of the addresses of the base objects.
7337 2005-04-26 Julian Brown <julian@codesourcery.com>
7339 * config/arm/arm.c (arm_return_in_msb): New function.
7340 (arm_must_pass_in_stack): New function.
7341 (TARGET_RETURN_IN_MSB): Define target hook.
7342 (TARGET_MUST_PASS_IN_STACK): Define target hook.
7343 (arm_function_value): Pad small aggregate return.
7344 (arm_pad_arg_upward): New function.
7345 (arm_pad_reg_upward): New function.
7346 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
7347 (FUNCTION_ARG_PADDING): Define macro.
7348 (BLOCK_REG_PADDING): Define macro.
7349 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
7350 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
7351 (arm_pad_reg_upward): Declare function.
7353 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7355 * basic-block.h (ei_cond): New.
7356 (FOR_EACH_EDGE): Call ei_cond.
7358 PR tree-optimization/21047
7359 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
7360 (fold): Don't handle ASSERT_EXPR.
7362 2005-04-25 Roger Sayle <roger@eyesopen.com>
7364 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
7365 all writes to any stack register as a read/write dependency on
7367 (sched_analyze_2): Likewise, for reads from any stack register.
7369 2005-04-25 Richard Henderson <rth@redhat.com>
7371 * final.c (output_addr_const): Revert 2005-04-09 change.
7373 2005-04-25 Mike Stump <mrs@apple.com>
7375 * config/darwin.c (darwin_encode_section_info): Always set
7376 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
7378 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7380 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
7381 gensupport.c, protoize.c, toplev.c: Replace calls to
7382 `unlock_stream' with `unlock_std_streams'.
7384 2005-04-25 Devang Patel <dpatel@apple.com>
7386 * dbxout.c (dbxout_type): Emit attribute vector.
7388 2005-04-05 Paul Brook <paul@codesourcery.com>
7390 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
7391 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
7392 * config/arm/arm.c (arm_cxx_atexit_name): New function.
7393 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
7394 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
7395 (register_dtor_fn): Likewise.
7396 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
7398 2005-04-25 Ian Lance Taylor <ian@airs.com>
7400 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
7401 * c-common.h (EXPR_STMT_EXPR): Don't define.
7402 (c_common_stmt_codes): Don't define.
7403 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
7404 * c-gimplify.c (gimplify_expr_stmt): Remove.
7405 (c_gimplify_expr): Remove EXPR_STMT case.
7406 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
7407 to INIT_STATEMENT_CODES.
7408 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
7410 2005-04-25 Jan Hubicka <jh@suse.cz>
7412 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
7414 * except.c: Include diagnostic.h
7415 (dump_eh_tree, verify_eh_tree): New functions.
7416 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
7417 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
7418 (dump_function_to_file): dump eh tree.
7419 * tree-eh.c (mark_eh_edge): New function.
7420 (mark_eh_edge_found_error): New static variable.
7421 (verify_eh_edges): New function.
7423 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
7425 * tree-ssa-alias.c (fieldoff_t): Remove.
7426 (fieldoff_s): typedef the structure itself. Create a vector of
7428 (push_fields_onto_fieldstack): Return count of fields pushed.
7429 Remove peeling of first field. Adjust.
7430 (fieldoff_compare): Adjust.
7431 (create_overlap_variables_for): Adjust.
7433 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7435 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
7437 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7440 * doc/install.texi: Document correct assembler and linker to use
7441 on i?86-*-solaris2.10.
7443 2005-04-25 Steven Bosscher <stevenb@suse.de>
7445 Fix PR tree-optimization/21173
7447 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
7448 Unshare expression we pass to force_gimple_operand.
7450 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
7451 Stephen Clarke <stevec@superh.com>
7452 Roger Sayle <roger@eyesopen.com>
7454 PR rtl-optimization/20413
7455 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
7456 VOIDmode for LABEL_REF.
7457 * final.c (shorten_branches): Likewise.
7458 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
7459 * loop.c (reg_dead_after_loop): Likewise.
7460 * varasm.c (decode_addr_const): Likewise.
7461 * doc/rtl.texi: Document mode requirement for LABEL_REF.
7463 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
7465 * config.gcc (avr-*-*): Remove redundant "case".
7467 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
7469 * tree-vect-analyze.c (vect_mark_relevant): Take
7470 VEC(tree,heap) instead of varray_type as an argument.
7471 (vect_mark_stmts_to_be_vectorized): Change the type of
7472 worklist to VEC(tree,heap). Adjust uses of worklist.
7474 2005-04-24 Devang Patel <dpatel@apple.com>
7476 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
7478 2005-04-24 Ian Lance Taylor <ian@airs.com>
7480 * c-semantics.c (build_stmt): Remove test of specific tree codes
7481 for TREE_SIDE_EFFECTS handling.
7483 2005-04-24 Per Bothner <per@bothner.com>
7485 * c-opts.c (finish_options): Make the line-number of the <built-in>
7486 location 0, as assumed elsewhere, rather than 1.
7488 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7490 * tree-ssa-uncprop.c (equiv_stack): Change the type o
7492 (tree_ssa_uncprop, uncprop_finalize_block,
7493 uncprop_initialize_block): Update uses of equiv_stack.
7495 2005-04-24 Richard Henderson <rth@redhat.com>
7498 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
7499 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
7501 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
7502 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
7503 <DIV, MOD>: Likewise.
7505 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7507 * collect2.c (main): Unlock the stdio streams.
7508 * gcc.c (main): Likewise.
7509 * gcov-dump.c (main): Likewise.
7510 * gcov.c (main): Likewise.
7511 * gen-protos.c (main): Likewise.
7512 * gensupport.c (init_md_reader_args_cb): Likewise.
7513 * protoize.c (main): Likewise.
7514 * toplev.c (general_init): Likewise.
7516 2005-04-24 Jakub Jelinek <jakub@redhat.com>
7519 * cgraph.h (cgraph_local_info): Add vtable_method field.
7520 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
7521 and node is vtable_method, finalized and not reachable, don't do
7524 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7526 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
7528 * tree-ssa-pre.c (create_value_expr_from): Use
7529 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
7530 * tree-ssa-propagate.c (stmt_makes_single_load,
7531 stmt_makes_single_store): Use REFERENCE_CLASS_P.
7532 * tree-vect-transform.c (vect_is_simple_cond): Use
7534 * tree-vrp.c (extract_range_from_assert,
7535 build_assert_expr_for, fp_predicate, has_assert_expr): Use
7538 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
7539 of tpa_to_clear to VEC(int,heap). Update uses of
7540 tpa_to_clear. Free tpa_to_clear at the end.
7542 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
7544 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
7547 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
7549 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
7550 and gcc_unreachable as appropriate.
7551 (num_insns_constant, output_vec_const_move,
7552 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
7553 rs6000_emit_set_const, rs6000_emit_move,
7554 spe_build_register_parallel, function_arg,
7555 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
7556 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
7557 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
7558 rs6000_common_init_builtins, expand_block_clear,
7559 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
7560 extract_ME, rs6000_get_some_local_dynamic_name,
7561 rs6000_output_function_entry, print_operand,
7562 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
7563 output_cbranch, output_e500_flip_gt_bit,
7564 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
7565 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
7566 compute_save_world_info, rs6000_stack_info,
7567 rs6000_emit_load_toc_table, rs6000_frame_related,
7568 spe_synthesize_frame_save, rs6000_emit_epilogue,
7569 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
7570 output_function_profiler, rs6000_trampoline_size,
7571 rs6000_initialize_trampoline, find_addr_reg,
7572 rs6000_machopic_legitimize_pic_address,
7573 rs6000_initial_elimination_offset,
7574 rs6000_dbx_register_number): Likewise.
7575 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
7576 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
7577 *movti_power, *movti_string, call, call_value, sibcall,
7578 sibcall_value): Likewise.
7579 * config/rs6000/spe.md (*movdf_e500_double,
7580 *movv2si_internal): Likewise.
7581 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
7584 2005-04-24 Richard Henderson <rth@redhat.com>
7587 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
7588 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
7589 Deny modes smaller than 4 bytes.
7590 * config/i386/i386-protos.h: Update.
7592 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
7594 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
7595 Switch h8300-*-rtems* to ELF.
7597 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7599 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
7601 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7603 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
7605 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
7608 * fold-const.c: Fold &a[i]-&a[j] to i-j.
7610 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7612 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
7613 definitions of ssa names in condition. Split recusive part to ...
7614 (tree_simplify_using_condition_1): New function.
7615 (expand_simple_operations): New function.
7617 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7619 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
7620 (find_interesting_uses_cond): Do not use integer_zerop and
7621 integer_nonzerop to check for integer constants.
7622 (set_use_iv_cost): Record the value field.
7623 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
7624 determine_use_iv_cost_outer): Set the value field of the cost pair.
7625 (may_eliminate_iv): Do not return the comparison code.
7626 (iv_elimination_compare): New function.
7627 (determine_use_iv_cost_condition): Set the value field. Record
7628 noneliminable invariants correctly.
7629 (rewrite_use_compare, rewrite_use_outer): Use the value field.
7631 2005-04-23 DJ Delorie <dj@redhat.com>
7633 * diagnostic.c (warning): Accept parameter to classify warning option.
7634 (warning0): New, for when a pointer to an error() like function is needed.
7635 * errors.c (warning): Likewise.
7636 * errors.h (warning, warning0): Adjust prototypes.
7637 * toplev.h (warning, warning0): Likewise.
7639 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
7640 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
7641 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
7642 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
7643 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
7644 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
7645 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
7646 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
7648 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
7649 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
7650 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
7651 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
7652 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
7653 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
7654 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
7655 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
7656 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
7657 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
7658 config/rs6000/aix52.h, config/rs6000/darwin.h,
7659 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
7660 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7661 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
7662 config/stormy16/stormy16.c, config/v850/v850-c.c,
7663 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
7666 2005-04-23 Richard Henderson <rth@redhat.com>
7669 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
7670 performing some integral scalar simplifications.
7672 2005-04-23 Richard Henderson <rth@redhat.com>
7675 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
7676 simplifying CONST_VECTOR.
7678 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7680 * tree-ssa-live.c (live_worklist): Take a stack allocated on
7681 heap as an argument. Update uses of stack.
7682 (calculate_live_on_entry): Allocate stack on heap.
7684 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
7685 partition_link and tpa_nodes on heap.
7687 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
7688 (mark_stmt_necessary, propagate_necessity,
7689 mark_really_necessary_kill_operand_phis): Update uses of
7691 (tree_dce_init): Allocate worklist using VEC_alloc.
7692 (tree_dce_done): Free worklist using VEC_free.
7694 2005-04-23 Mike Stump <mrs@apple.com>
7696 * config/darwin.c (machopic_indirection_name): Don't use
7698 (darwin_emit_unwind_label): Use user_label_prefix instead of
7701 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7703 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
7705 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
7707 * config.gcc <cris-*>: Specify .opt files.
7708 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
7709 config/cris/linux.opt: New files.
7710 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
7711 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7712 (TARGET_ELF): Override to 0.
7713 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
7714 -melinux-stacksize=N.
7715 * config/cris/cris.c: (cris_handle_option): New function.
7716 (TARGET_DEFAULT_TARGET_FLAGS): Override.
7717 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
7718 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
7719 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
7720 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
7721 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
7722 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
7723 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
7724 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
7725 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
7726 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
7727 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
7728 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
7729 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
7730 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
7731 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
7732 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
7733 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7734 (TARGET_LINUX): Define 0.
7735 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7736 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
7737 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
7738 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
7739 (TARGET_LINUX): Override to 1.
7740 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7742 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
7744 * haifa-sched.c (schedule_block): Fix thinko in previous
7745 assertification patch.
7747 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
7749 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
7750 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
7751 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7752 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
7753 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
7754 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7755 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
7757 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
7758 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
7759 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
7760 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
7761 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
7762 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
7763 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
7764 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
7765 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
7766 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
7767 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
7768 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
7769 (SUBTARGET_OPTIONS): Delete.
7770 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
7771 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
7772 instead of a string.
7773 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
7774 (pa_cpu_string, pa_unix_string): Delete.
7775 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
7776 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
7778 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7779 (pa_handle_option): New function.
7780 (override_options): Remove handling of -march=, -mfixed-range=,
7781 -mschedule= and -munix=.
7782 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
7783 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
7784 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
7785 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
7786 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
7787 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
7788 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
7790 * config/pa/pa.opt: New file.
7791 * config/pa/pa-hpux.opt: New file.
7792 * config/pa/pa-hpux1010.opt: New file.
7793 * config/pa/pa-hpux1111.opt: New file.
7794 * config/pa/pa64-hpux.opt: New file.
7796 2005-04-22 David S. Miller <davem@davemloft.net>
7798 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
7799 integer when it's mode is VOIDmode not DImode.
7801 2005-04-22 Geoffrey Keating <geoffk@apple.com>
7803 * config/rs6000/rs6000.md (sync_add<mode>_internal,
7804 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
7805 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
7806 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
7807 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
7808 "bne- $-xxx" rather than local labels.
7809 (sync_lock_release<mode>): Add second operand.
7810 (lwsync): Use .long rather than a more meaningful opcode.
7811 * doc/md.texi (Standard Names): Add description of second
7812 parameter to sync_lock_test_and_set.
7814 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7816 PR tree-optimization/21088
7817 * fold-const.c (fold_unary, fold_binary, fold_ternary):
7819 * tree-vrp.c (compare_values): Use fold_binary to compare
7820 pointers. Use boolean_type_node as the type of a comparison
7821 expression being folded.
7822 * tree.h: Add prototypes for fold_unary, fold_binary,
7825 * tree-ssa-dom.c: Fix formatting.
7827 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7829 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
7830 * lambda-code.c (perfect_nestify): Mark virtual operands in
7831 the moved statement for renaming.
7832 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
7833 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7834 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
7835 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7836 * tree-flow.h (struct var_ann_d): Update comments.
7837 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
7838 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
7839 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
7840 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
7841 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
7842 debug_names_replaced_by): Remove declarations.
7843 (delete_update_ssa, get_current_def, set_current_def): Declare.
7844 (rewrite_into_loop_closed_ssa): Add new argument. Update
7846 * tree-into-ssa.c: Include params.h.
7847 (old_virtual_ssa_names): Remove. Update all users.
7848 (need_to_replace_names_p): Remove. Update all users.
7849 (struct update_ssa_stats_d): Declare.
7850 (update_ssa_stats): New local.
7851 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
7852 dump_tree_ssa_stats, debug_tree_ssa_stats,
7853 dump_update_ssa, debug_update_ssa,
7854 dump_names_replaced_by, debug_names_replaced_by): Declare.
7855 (get_current_def, set current_def): Make extern.
7856 (is_old_name, is_new_name): Protect against references
7857 past the end of the sets.
7858 (add_new_name_mapping): Assert that OLD and NEW are
7859 different SSA names for the same symbol.
7860 When adding a virtual mapping, update stats for virtual
7862 (insert_phi_nodes_for): If UPDATE_P is true, create the
7863 LHS of the new PHI by duplicating SSA name VAR.
7864 (insert_phi_nodes_1): Remove. Update all users.
7865 (insert_phi_nodes): Remove second argument. Update all
7867 (maybe_replace_use, maybe_replace_def): New.
7868 (rewrite_update_stmt): Call them.
7869 (mark_def_interesting): Remove calls to is_gimple_reg.
7870 (prepare_phi_args_for_update): Remove. Update all users.
7871 (prepare_block_for_update): Only process virtual operands
7872 and GIMPLE registers in normal form.
7873 (prepare_use_sites_for): New.
7874 (prepare_names_to_update): Rename from prepare_def_sites.
7875 Call prepare_use_sites_for.
7876 (dump_update_ssa): Rename from dump_repl_tbl.
7878 Show statistics for virtual mapping heuristic.
7879 (debug_update_ssa): Rename from debug_debug_repl_tbl.
7880 (init_update_ssa): Initialize UPDATE_SSA_STATS.
7881 (delete_update_ssa): Make extern.
7882 (mark_set_for_renaming): If the set is empty, do nothing.
7883 (release_ssa_name_after_update_ssa): Update comment.
7884 (insert_updated_phi_nodes_for): Do not remove existing
7885 PHI nodes for symbols.
7886 (switch_virtuals_to_full_rewrite_p): New.
7887 (switch_virtuals_to_full_rewrite): New.
7888 (update_ssa): Call them.
7889 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
7890 for every statement before updating.
7891 If all the names in NEW_SSA_NAMES have been marked for
7892 removal, do nothing.
7893 Only start at the top of the CFG if there are symbols in
7895 (ssa_rewrite_finalize_block): Remove.
7896 (ssa_register_new_def): Remove.
7897 (ssa_rewrite_stmt): Remove.
7898 (ssa_rewrite_phi_arguments): Remove.
7899 (ssa_rewrite_initialize_block): Remove.
7900 (ssa_mark_def_sites): Remove.
7901 (ssa_mark_def_sites_initialize_block): Remove.
7902 (ssa_mark_phi_uses): Remove.
7903 (rewrite_ssa_into_ssa): Remove.
7904 * tree-phinodes.c (find_phi_node_for): Remove.
7905 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7907 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
7908 Remove calls to verify_dominators and
7909 verify_loop_structure.
7910 (tree_unswitch_single_loop): Call update_ssa.
7911 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
7914 (delete_tree_ssa): Assert that need_ssa_update_p returns
7916 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
7917 * tree-vectorizer.c (allocate_new_names, rename_def_op,
7918 free_new_names): Remove. Update all users.
7919 (rename_use_op): Call get_current_def.
7920 (rename_variables_in_bb): Do not handle any real or
7922 (slpeel_update_phis_for_duplicate_loop): Call
7923 get_current_def and set_current_def instead of using
7925 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
7926 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
7927 ssa_names_to_replace and delete_update_ssa.
7928 * doc/invoke.texi: Document --param min-virtual-mappings
7929 and --param virtual-mappings-ratio.
7931 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7933 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
7934 for newly created PHI nodes.
7935 Call create_new_def_for for every new V_MAY_DEF and
7936 V_MUST_DEF on the copied statement.
7937 (struct ssa_name_map_entry): Remove.
7938 (ssa_name_map_entry_hash): Remove.
7939 (ssa_name_map_entry_eq): Remove.
7940 (allocate_ssa_names): Remove.
7941 (rewrite_to_new_ssa_names_def): Remove.
7942 (rewrite_to_new_ssa_names_use): Remove.
7943 (rewrite_to_new_ssa_names_bb): Remove.
7944 (rewrite_to_new_ssa_names): Remove.
7945 (tree_duplicate_sese_region): Remove variables ver,
7946 definitions, phi, ssa_name_map and bi.
7947 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
7949 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7950 update_ssa instead of rewrite_ssa_into_ssa.
7951 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
7953 (find_uses_to_rename_use): Add argument 'need_phis'.
7954 (find_uses_to_rename_stmt): Do not scan virtual operands.
7955 (find_uses_to_rename): Only scan PHI nodes for
7957 (rewrite_into_loop_closed_ssa): Call update_ssa.
7958 (check_loop_closed_ssa_use): Ignore virtual operands.
7959 (check_loop_closed_ssa_stmt): Likewise.
7960 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
7962 (rename_variables, set_phi_def_stmts): Remove.
7963 (tree_duplicate_loop_to_header_edge): Reformat comment.
7964 Remove variables BB, I and DEFINITIONS.
7965 Call need_ssa_update_p.
7967 (lv_adjust_loop_header_phi): Reformat comment.
7968 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
7969 (marked_for_rewrite_p, any_marked_for_rewrite_p,
7970 mark_for_rewrite, unmark_all_for_rewrite,
7971 marked_ssa_names): Remove. Update all users.
7972 (release_ssa_name): If VAR has been registered for SSA
7973 updating, do nothing.
7974 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
7975 (build_assert_expr_for): Call register_new_name_mapping.
7976 (insert_range_assertions): Update call to update_ssa.
7977 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
7978 marked_for_rewrite_p, any_marked_for_rewrite_p,
7979 marked_ssa_names): Remove.
7981 2005-04-22 Jeff Law <law@redhat.com>
7983 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
7984 (restore_currdefs_to_original_value): Likewise.
7985 (register_definitions_for_stmt): Likewise.
7986 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
7987 for each variable. Do not allocate/free block_defs_stack either.
7988 Do not iterate if we just thread jumps. Only iterate if the
7989 tree_cleanup_cfg does useful work (temporary).
7990 (dom_opt_initialize_block): No longer push a marker on
7992 (dom_opt_finalize_block): Removal call to restore currdefs.
7993 Relax restrictions for recording edge equivalences.
7994 (record_equivalences_from_phis): No longer need to track
7996 (optimize_stmt): Similarly.
7997 (thread_across_edge): Simplify by removing the requirement that
7998 statements in the block we are threading through must be nops.
7999 (initialize_hash_element): Handle GOTO_EXPR.
8001 2005-04-22 David S. Miller <davem@davemloft.net>
8003 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
8005 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
8006 fix check on CONST_DOUBLE mode. It should be VOIDmode
8007 when it is representing an integer.
8009 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8011 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
8012 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
8013 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
8014 find_char_info_specifier_index,
8015 find_length_info_modifier_index): Likewise.
8016 * c-typeck.c (composite_type, pop_init_level): Likewise.
8017 * combine.c (cant_combine_insn_p, try_combine): Likewise.
8018 * cse.c (cse_insn): Likewise
8019 * dominance.c (calc_dfs_tree): Likewise
8020 dwarf2out.c (loc_descriptor_from_tree_1,
8021 add_abstract_origin_attribute, force_decl_die,
8022 force_type_die): Likewise
8023 emit-rtl.c (operand_subword_force): Likewise
8024 explow.c (hard_function_value): Likewise
8025 expmed.c (store_bit_field, expand_divmod,
8026 emit_store_flag_force): Likewise
8027 expr.c (emit_move_multi_word, store_expr,
8028 expand_expr_real_1): Likewise
8029 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
8030 output_operand): Likewise
8031 flow.c (recompute_reg_usage): Likewise
8032 * function.c (assign_stack_temp_for_type, assign_temp,
8033 handle_epilogue_set): Likewise
8034 * genextract.c (main): Likewise
8035 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
8036 gimplify_modify_expr_rhs, gimplify_expr): Likewise
8037 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
8038 ready_remove, rm_line_notes, rm_other_notes,
8039 schedule_block): Likewise
8040 mips-tfile.c (copy_object, out_of_bounds): Likewise
8042 2005-04-22 David Edelsohn <edelsohn@gnu.org>
8045 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
8046 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
8047 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
8048 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
8050 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
8052 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8054 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
8055 (gcc_tree_to_linear_expression): Convert to heap allocated
8057 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8058 lbv_to_gcc_expression, lle_to_gcc_expression,
8059 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8060 perfect_nestify): Likewise.
8061 lambda.h (gcc_loopnest_to_lambda_loopnest,
8062 lambda_loopnest_to_gcc_loopnest): Likewise.
8063 tree-loop-linear.c (linear_transform_loops): Likewise.
8065 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8067 * config/sparc/predicates.md (arith_double_operand): Use
8068 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
8069 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
8070 (DImode, DFmode constant splitters): Likewise. Remove code for
8071 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
8072 (logical constant splitters): Use const_int_operand predicate.
8073 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
8074 HOST_BITS_PER_WIDE_INT < 64.
8076 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8078 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
8079 gcc_unreachable as appropriate.
8080 (force_mode, emit_move_sequence, singlemove_string,
8081 output_move_double, output_fp_move_double, find_addr_reg,
8082 output_block_move, output_block_clear, output_and,
8083 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
8084 pa_adjust_cost, pa_issue_rate, print_operand,
8085 output_global_address, output_arg_descriptor, output_cbranch,
8086 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
8087 output_call): Likewise.
8088 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
8089 prefetch, prefetch_cc, prefetch_nocc): Likewise.
8091 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
8093 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
8094 _gcov_pow2_profiler and _gcov_one_value_profiler.
8095 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
8096 (GTFILES): Add $(srcdir)/tree-profile.c.
8097 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
8098 __gcov_one_value_profiler): Declare.
8099 * gimplify.c (force_gimple_operand): Check whether the statements
8100 should be produced in ssa form.
8101 (force_gimple_operand_bsi): New function.
8102 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
8103 __gcov_one_value_profiler): New functions.
8104 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
8105 the profiled value is a power of two or not.
8106 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
8107 * tree-flow.h (in_ssa_p): Declare.
8108 (force_gimple_operand_bsi): Declare.
8109 * tree-into-ssa.c (in_ssa_p): New variable.
8110 (rewrite_into_ssa): Set in_ssa_p.
8111 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
8112 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
8113 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
8114 tree_one_value_profiler_fn): New variables.
8115 (tree_init_edge_profiler): Initialize the profiler function decls.
8116 (tree_gen_edge_profiler): Use global gcov_type_node.
8117 (prepare_instrumented_value): New function.
8118 (tree_gen_interval_profiler, tree_gen_interval_profiler,
8119 tree_gen_one_value_profiler): Call the library functions instead of
8120 creating instrumentation code.
8121 * tree.c (build_fn_decl): New function.
8122 * tree.h (build_fn_decl): Declare.
8123 * value-prof.c (rtl_divmod_values_to_profile,
8124 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
8125 tree_mod_pow2_value_transform, tree_find_values_to_profile):
8126 Do not handle may_be_other and precise values of exponents at pow2
8128 (tree_mod_subtract_transform): Reflect that value field of
8129 histogram has changed meaning.
8130 (tree_divmod_values_to_profile): Record the values correctly.
8131 (tree_values_to_profile): Update comment.
8132 * value-prof.h (struct histogram_value_t): Remove pow2 data.
8134 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
8136 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
8139 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8141 * config/i386/i386.md (length_immediate): Use gcc_assert or
8142 gcc_unreachable, as appropriate.
8143 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
8144 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
8145 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
8146 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
8147 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8148 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
8149 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
8150 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
8151 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
8152 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
8153 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
8154 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8155 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
8156 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
8157 *prefetch_sse_rex): Likewise.
8158 * config/i386/predicates.md (x86_64_immediate_operand,
8159 x86_64_zext_immediate_operand, symbolic_operand,
8160 no_seg_address_operand, aligned_operand,
8161 memory_displacement_operand): Likewise.
8162 * config/i386/sse.md (*mov<mode>_internal,
8163 *movv2df_internal): Likewise.
8165 2005-04-22 Jan Hubicka <jh@suse.cz>
8167 * Makefile.in (ipa.o, ipa-inline.o): New files.
8168 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
8169 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
8170 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
8171 * cgraphunit.c (cgraph_default_inline_p,
8172 cgraph_decide_inlining_incrementally, ncalls_inlined,
8173 nfunctions_inlined, initial_insns, overall_insns,
8174 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
8175 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
8176 cgraph_mark_inline, cgraph_check_inline_limits,
8177 cgraph_default_inline_p, cgraph_recursive_inlining_p,
8178 update_callee_keys, lookup_recursive_calls,
8179 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
8180 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
8181 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
8182 pass_ipa_inline): Move to ipa-inline.c
8183 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
8185 * ipa-inline.c: New file.
8187 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8189 * doc/invoke.texi (SPARC options): Document that -mapp-regs
8190 is turned off by default on Solaris.
8192 2005-04-21 Roger Sayle <roger@eyesopen.com>
8194 * c-common.h (objc_build_method_signature): Update prototype.
8195 * stub-objc.c (objc_build_method_signature): Update the stub
8196 implementation to accept and ignore additional parameter.
8197 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
8198 the value of ellipsis to objc_build_method_signature instead
8199 of setting TREE_OVERFLOW on the parms TREE_LIST node.
8201 2005-04-21 Geoffrey Keating <geoffk@apple.com>
8203 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
8204 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
8205 gen_rtx_* not gen_rtx_fmt_*.
8206 (rs6000_emit_vector_select): Likewise.
8207 (rs6000_emit_sync): New.
8208 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
8209 (larx, stcx, cmp): New mode substitutions.
8210 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
8211 UNSPEC_ISYNC): New constants.
8212 (rlwinm): Give name.
8213 (memory_barrier, isync, lwsync): New insns.
8214 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
8215 (sync_lock_release<mode>): New expander.
8216 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
8217 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
8218 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
8219 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
8220 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
8221 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
8222 (sync_add<mode>_internal, sync_addshort_internal,
8223 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
8224 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
8225 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
8227 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
8228 is the memory before, not after, the operation. Clarify
8229 barrier requirements.
8231 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8233 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
8234 * lambda.h (lambda_vector_min_nz): Likewise.
8235 * langhooks.h (struct lang_hooks_for_types,
8236 struct lang_hooks): Likewise.
8237 * output.h (assemble_integer, this_is_asm_operands): Likewise.
8240 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
8242 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
8243 comments to avoid 'abort'. Use gcc_assert as necessary.
8244 * opts.c (common_handle_option): Likewise.
8245 * pretty-print.c (pp_base_format_text): Likewise.
8246 * print-rtl.c (print_rtx): Likewise.
8247 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
8248 * regmove.c (try_auto_increment): Likewise.
8249 * reload.c (find_valid_class, find_reloads_toplev,
8250 find_equiv_reg): Likewise.
8251 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
8252 merge_assigned_reloads): Likewise.
8253 * tree-inline.c (inline_forbidden_p_1,
8254 estimate_num_insns_1): Likewise.
8255 * tree-optimize.c (execute_todo): Likewise.
8256 * tree-outof-ssa.c (eliminate_phi): Likewise.
8257 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
8258 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
8259 * tree-ssa-operands.c (parse_ssa_operands,
8260 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
8261 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
8262 * tree-ssanames.c (release_ssa_name): Likewise.
8263 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
8264 walk_tree): Likewise.
8266 * tree-ssa-operands.c (verify_abort): Fold into ..
8267 (verify_imm_links): ... here.
8269 2005-04-21 Richard Henderson <rth@redhat.com>
8271 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
8272 on non-memory operand for previous inversion.
8274 2005-04-21 Devang Patel <dpatel@apple.com>
8276 PR optimization/20994
8277 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
8278 x = !(a == b) : p , q;.
8279 (pass_if_conversion): Verify stmts and flow.
8281 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8283 * optabs.c (gen_conditional_trap): Restore #define.
8285 * alias.c (true_dependence): Remove 'abort' from comments. Use
8286 gcc_assert and gcc_unreachable as appropriate.
8287 (canon_true_dependence): Likewise.
8288 * bb-reorder.c (connect_traces): Likewise.
8289 * c-common.c (c_add_case_label): Likewise.
8290 * c-decl.c (finish_function): Likewise.
8291 * caller-save.c (insert_restore, insert_save): Likewise.
8292 * cfg.c (update_bb_profile_for_threading): Likewise.
8293 * cfganal.c (flow_active_insn_p): Likewise.
8294 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8295 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
8296 cfg_layout_merge_blocks): Likewise.
8297 * ifcvt.c (cond_exec_process_insns, merge_if_block,
8298 find_if_block): Likewise.
8299 * integrate.c (allocate_initial_values): Likewise.
8300 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
8301 swap_condition, unsigned_condition, signed_condition,
8302 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
8303 reg_or_subregno): Likewise.
8304 * lambda-code.c (lambda_compute_auxillary_space,
8305 lambda_transform_legal_p): Likewise.
8306 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
8307 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
8308 lhd_incomplete_type_error, lhd_expand_expr,
8309 lhd_types_compatible_p, lhd_tree_size): Likewise.
8310 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
8311 * local-alloc.c (update_equiv_regs): Likewise.
8312 * loop-unroll.c (peel_loop_completely
8313 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
8314 peel_loop_simple, unroll_loop_stupid,
8315 analyze_iv_to_split_insn): Likewise.
8316 * loop.c (gen_prefetch, find_and_verify_loops,
8317 basic_induction_var): Likewise.
8318 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
8319 * value-prof.c (tree_find_values_to_profile): Likewise.
8320 * varasm.c (named_section, default_assemble_integer,
8321 decode_addr_const): Likewise.
8323 2005-04-21 Alan Modra <amodra@bigpond.net.au>
8324 Fariborz Jahanian <fjahanian@apple.com>
8326 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
8327 portion of argument passed in fpr.
8328 * expr.c (emit_push_insn): Fix computation of 'offset' used to
8329 decide on partial argument save on stack.
8331 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8333 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
8336 2005-04-21 Jan Hubicka <jh@suse.cz>
8338 * cgraphunit.c: Include tree-pass.h
8339 (cgraph_decide_recursive_inlining,
8340 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
8341 cgraph_decide_inlining): Dump goes to dump_file.
8342 (cgraph_optimize): Call ipa passes instead of inliner.
8343 (cgraph_gate_inlining, pass_ipa_inline): New.
8344 * tree-optimize.c (all_ipa_passes): New static variable.
8345 (register_one_dump_file): Dead with IPA passes.
8346 (register_dump_files): Likewise.
8347 (init_tree_optimization_passes): Initialize IPA passes.
8348 (execute_todo): Do cgraph dump when asked to, do not dump function body
8350 * tree-pass.h (TODO_dump_cgraph): New macro.
8351 (ipa_passes): Declare.
8352 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
8354 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8356 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
8357 gcc_assert instead of abort.
8358 (classify_argument, examine_argument, construct_container,
8359 contains_128bit_aligned_vector_p, ix86_check_movabs,
8360 standard_80387_constant_opcode, standard_80387_constant_rtx,
8361 ix86_initial_elimination_offset, ix86_compute_frame_layout,
8362 pro_epilogue_adjust_stack, ix86_expand_epilogue,
8363 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
8364 legitimize_tls_address, output_pic_addr_const,
8365 i386_output_dwarf_dtprel, put_condition_code, print_reg,
8366 get_some_local_dynamic_name, print_operand, print_operand_address,
8367 output_387_binary_op, emit_i387_cw_initialization,
8368 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
8369 ix86_expand_clear, ix86_expand_binary_operator,
8370 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
8371 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
8372 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
8373 ix86_expand_branch, ix86_expand_setcc,
8374 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
8375 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
8376 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
8377 memory_address_length, ix86_attr_length_immediate_default,
8378 ix86_attr_length_address_default, ix86_agi_dependant,
8379 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
8380 ix86_expand_binop_builtin, ix86_force_to_memory,
8381 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
8382 x86_emit_floatuns): Likewise.
8383 * config/i386/netware.c (gen_regparm_prefix,
8384 i386_nlm_strip_name_encoding): Likewise.
8385 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
8387 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8389 * optabs.c (gen_condiational_trap): Remove #define.
8390 (add_equal_note): Assertify. Remove explicit indirection from
8391 call via function pointer.
8392 (expand_ternary_op, expand_simple_binop, expand_binop,
8393 expand_twoval_unop, expand_twoval_binop,
8394 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
8395 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
8396 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
8397 prepare_float_lib_cmp, emit_conditional_move,
8398 emit_conditional_add, gen_add2_insn, gen_add3_insn,
8399 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
8400 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
8401 vector_compare_rtx, expand_vec_cond_expr): Likewise.
8403 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8405 * vec.h: Update API to separate allocation mechanism from type.
8406 (VEC_safe_grow): New.
8407 * vec.c (calculate_allocation): New.
8408 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
8409 (vec_gc_free, vec_heap_free): Remove.
8410 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
8412 (mangle_macro_name): New.
8413 (struct macro_def): New.
8414 (struct macro): Add multiple argument values.
8415 (macro_expans_end): New.
8416 (push_macro_expansion): Chain on new macro. Process multiple
8417 args, create follow on expansion. Return follow on argument.
8418 (macro_input): Deal with multiple arguments.
8420 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
8421 (struct tree_binfo): Adjust.
8422 * basic-block.h: Define VEC(edge,gc).
8423 (struct edge_def): Adjust.
8424 (struct basic_block_def, struct edge_iterator): Likewise.
8425 (ei_container, ei_start_1, ei_last_1): Likewise.
8426 * cfg.c (connect_src, connect_dest): Likewise.
8427 * cfgrtl.c (force_nonfallthru_and_redirect)
8428 * dbxout.c (dbxout_type)
8429 * dwarf2out.c (gen_member_die)
8430 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
8431 (gcc_tree_to_linear_expression): Adjust.
8432 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8433 lbv_to_gcc_expression, lle_to_gcc_expression,
8434 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8435 perfect_nestify): Likewise.
8436 * lambda.h (gcc_loopnest_to_lambda_loopnest,
8437 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
8438 * profile.c (instrument_values): Adjust.
8439 * tree-cfg.c (modified_noreturn_calls): Adjust.
8440 (remove_fallthru_edge): Likewise.
8441 * tree-dump.c (dequeue_and_dump): Adjust.
8442 * tree-flow-inline.h (mark_stmt_modified): Adjust.
8443 * tree-flow.h (modified_noreturn_calls): Adjust.
8444 (tree_on_heap): Remove. (yay!)
8445 (register_new_def): Adjust.
8446 * tree-into-ssa.c: Define VEC(int,heap).
8447 (block_defs_stack): Adjust.
8448 (find_idf, insert_phi_nodes, register_new_def,
8449 rewrite_initialize_block, rewrite_finalize_block,
8450 register_new_update_single, rewrite_update_init_block,
8451 rewrite_update_fini_block, rewrite_blocks,
8452 ssa_rewrite_finalize_block, ssa_register_new_def,
8453 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
8454 * tree-loop-linear.c (linear_transform_loops): Adjust.
8455 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
8456 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
8457 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
8458 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
8459 vrp_variables_stack): Adjust declarations.
8460 (tree_ssa_dominator_optimize): Adjust.
8461 (dom_opt_initialize_block, remove_local_expressions_from_table,
8462 restore_nonzero_vars_to_original_value,
8463 restore_vars_to_original_value,
8464 restore_currdefs_to_original_value, dom_opt_finalize_block,
8465 record_var_is_nonzero, record_cond, record_const_or_copy_1,
8466 optimize_stmt, update_rhs_and_lookup_avail_expr,
8467 lookup_avail_expr, record_range): Likewise.
8468 * tree-ssa-pre.c: Define VEC(basic_block,heap).
8469 (compute_antic_aux): Adjust.
8470 (inserted_exprs, create_expression_by_pieces,
8471 insert_into_preds_of_block, eliminate, mark_operand_necessary,
8472 remove_dead_inserted_code, fini_pre): Likewise.
8473 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
8474 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
8475 ssa_prop_init): Likewise.
8476 * tree-ssa.c: Define VEC(bitmap,heap).
8477 (verify_name_tags): Adjust.
8478 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
8479 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
8480 tree_divmod_values_to_profile, tree_find_values_to_profile,
8481 value_profile_transformations): Likewise.
8482 * value-prof.h: Define VEC(histogram_value,heap).
8483 * varasm.c: Remove alias_pair pointer typedef, define
8485 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
8487 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
8488 not a pointer to it. Create an object vector.
8489 (extern_symbols): Turn into an object vector.
8490 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
8492 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
8495 * Makefile.in (tree-chrec.o): Depend on params.h.
8496 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
8498 * tree-chrec.c: Depend on params.h. Replace build with buildN,
8499 and fold build with fold_buildN.
8500 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
8501 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
8502 (tree_contains_chrecs): Compute an estimation of the size of the
8504 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
8505 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
8506 * tree-scalar-evolution.c (simple_iv): Ditto.
8507 * doc/invoke.texi (scev-max-expr-size): Documented.
8509 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
8511 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
8512 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
8513 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
8514 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
8515 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
8516 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
8517 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
8518 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
8519 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
8520 (darwin_fix_and_continue_switch): Delete.
8521 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
8522 (SUBTARGET_SWITCHES): Delete.
8523 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
8524 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
8525 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
8526 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
8527 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
8528 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
8529 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
8530 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
8531 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
8532 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
8533 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
8534 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
8535 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
8536 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
8537 (TARGET_64BIT): Undef before redefining.
8538 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
8539 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
8540 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
8541 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
8542 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
8543 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
8544 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
8545 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8546 (ix86_debug_arg_string, ix86_debug_addr_string)
8547 (ix86_align_loops_string, ix86_align_jumps_string)
8548 (ix86_align_funcs_string): Delete.
8549 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
8550 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
8551 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
8552 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
8553 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
8554 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
8555 (SUBTARGET_SWITCHES): Delete.
8556 * config/i386/i386.c (ix86_debug_arg_string): Delete.
8557 (ix86_debug_addr_string): Delete.
8558 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
8559 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
8560 (ix86_align_loops_string, ix86_align_jumps_string)
8561 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8562 (ix86_align_funcs_string): Make static.
8563 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8564 (ix86_handle_option): New function.
8565 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
8566 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
8567 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
8568 of darwin_fix_and_continue_switch.
8569 (darwin_one_byte_bool): Delete.
8570 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
8571 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
8572 to darwin_one_byte_bool.
8573 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
8574 * config/i386/djgpp.opt, config/i386/i386.opt,
8575 * config/i386/sco5.opt: New files.
8577 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8579 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
8580 fp_zero_operand, fp_register_operand, intreg_operand,
8581 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
8582 call_operand, call_operand_address, tgd_symbolic_operand,
8583 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
8584 symbolic_operand, symbolic_memory_operand, label_ref_operand,
8585 sp64_medium_pic_operand, data_segment_operand,
8586 text_segment_operand, splittable_symbolic_memory_operand,
8587 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
8588 eq_or_neq, normal_comp_operator, noov_compare_op,
8589 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
8590 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
8591 const64_operand, const64_high_operand, arith11_operand,
8592 arith10_operand, arith_double_operand, arith_double_4096_operand,
8593 arith_double_add_operand, arith11_double_operand,
8594 arith10_double_operand, small_int, small_int_or_double,
8595 uns_small_int, uns_arith_operand, clobbered_register,
8596 input_operand, compare_operand): Delete.
8597 (sparc_emit_set_const32): Use predicates in assertion. Remove special
8598 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
8599 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
8600 (GEN_HIGHINT64, GEN_INT64): Delete.
8601 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
8602 gen_safe_XOR64): Adjust for above deletion.
8603 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
8604 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
8605 (legitimate_constant_p): Use const_zero_operand instead.
8606 (sparc_extra_constraint_check): Likewise.
8607 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
8608 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
8609 (PREDICATE_CODES): Delete.
8610 * config/sparc/sparc.md: Include predicates.md.
8611 (All patterns): Adjust for new predicate names.
8612 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
8613 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
8614 (movdi): Use general_operand predicate.
8615 (movdi_sp64_dbl): Delete.
8616 (movdi_const64_special): Add 'N' constraint.
8617 (movdicc): Use arith10_operand predicate.
8618 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
8619 (movdi_cc_reg_sp64): Use arith10_operand predicate.
8620 (movdi_cc_reg_sp64_trunc): Delete.
8621 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
8622 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
8623 (subdi3_sp32): Delete.
8624 (subdi3_insn_sp32): Change to define_insn_and_split.
8625 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
8626 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
8627 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
8628 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
8629 small_int_operand predicate.
8630 (divdi3, udivdi3): Use arith_operand predicate.
8631 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
8632 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
8633 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
8634 (xordi3_sp64_dbl): Delete.
8635 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
8636 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
8637 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
8638 cmp_ccx_set_not): Use arith_operand predicate.
8639 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
8640 * config/sparc/predicates.md: New file.
8642 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8644 PR tree-optimization/14846
8645 * fold-const.c (fold_single_bit_test_into_sign_test): New,
8647 (fold_single_bit_test): ... here.
8648 (fold_binary): Call fold_single_bit_test_into_sign_test
8649 instead of fold_single_bit_test.
8651 2005-04-20 James E Wilson <wilson@specifixinc.com>
8654 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
8655 is another declaration.
8657 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
8659 * config/cris/predicates.md: New file.
8660 * config/cris/cris-protos.h (cris_store_multiple_op_p)
8661 (cris_movem_load_rest_p): Declare.
8662 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
8663 (cris_movem_load_rest_p): Ditto. Globalize.
8664 (cris_bdap_operand, cris_bdap_biap_operand,
8665 cris_orthogonal_operator, cris_commutative_orth_op,
8666 cris_operand_extend_operator,
8667 cris_additive_operand_extend_operator, cris_extend_operator,
8668 cris_plus_or_bound_operator, cris_mem_op,
8669 cris_general_operand_or_symbol,
8670 cris_general_operand_or_gotless_symbol,
8671 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
8672 cris_load_multiple_op): Remove predicate functions.
8673 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
8674 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
8675 * config/cris/cris.h (PREDICATE_CODES): Don't define.
8676 * config/cris/cris.md: Include predicates.md.
8677 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
8679 2005-04-20 Ian Lance Taylor <ian@airs.com>
8681 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
8682 * c-common.h (STMT_EXPR_STMT): Don't define.
8683 (STMT_EXPR_NO_SCOPE): Don't define.
8684 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
8685 * c-pretty-print.c (pp_c_primary_expression): Likewise.
8686 (pp_c_expression): Likewise.
8688 2005-04-20 Richard Henderson <rth@redhat.com>
8691 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
8693 2005-04-20 Jeff Law <law@redhat.com>
8695 * reload1.c (reload): Ignore equivalences between pseudos and
8698 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
8701 * c-tree.h (struct c_label_list): Update comment.
8702 (struct c_label_context): Rename to struct c_label_context_se.
8703 (label_context_stack): Rename to label_context_stack_se.
8704 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
8705 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
8706 c_end_vm_scope): New.
8707 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
8708 * c-decl.c (pop_scope): Call c_end_vm_scope.
8709 (pushdecl): Call c_begin_vm_scope for variably modified
8711 (define_label): Check for jumping into scope of identifier with
8712 variably modified type. Push label on stack for those defined at
8713 current context of identifiers with variably modified type.
8714 (start_function): Create stack level for context of identifiers
8715 with variably modified type.
8716 (finish_function): Pop stack level for context of identifiers with
8717 variably modified type.
8718 * c-typeck.c (label_context_stack): Rename to
8719 label_context_stack_se.
8720 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
8721 (c_finish_goto_label): Check for jumping into scope of identifier
8722 with variably modified type. Push label on stack for those jumped
8723 to from current context of identifiers with variably modified
8725 (struct c_switch): Add blocked_vm.
8726 (c_start_case): Initialize blocked_vm.
8727 (do_case): Check blocked_vm.
8728 (c_finish_case): Add comment.
8729 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
8730 variable label_context_stack.
8732 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8734 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
8735 conditional_replacement, value_replacement, abs_replacement,
8737 (replace_phi_edge_with_variable): Remove argument BB.
8738 (conditional_replacement, value_replacement,
8739 minmax_replacement, abs_replacement): Remove argument PHI_BB.
8740 Update a call to replace_phi_edge_with_variable.
8742 * tree-ssa-phiopt.c: Fix comments.
8744 2005-04-20 Michael Matz <matz@suse.de>
8747 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8750 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8752 * tree-ssa-phiopt.c: Fix comment typos.
8754 PR tree-optimization/21116
8755 * tree-ssa-phiopt.c: Fix a typo.
8757 2005-04-19 Richard Henderson <rth@redhat.com>
8759 * builtins.c (expand_builtin_sync_operation): Revert last change.
8760 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
8762 (expand_compare_and_swap_loop): Likewise.
8763 (expand_sync_operation): Remove fallback from NAND to AND; invert
8764 memory operand when expanding from cmpxchg.
8765 (expand_sync_fetch_operation): Likewise.
8766 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
8769 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
8770 when implementing NAND. Fix double-add for AFTER.
8771 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
8772 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8773 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
8775 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
8778 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
8779 to return old memory value.
8780 (sync_compare_and_swap_cc<IMODE>): Likewise.
8782 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
8783 return pre-reload. Don't consider output or anti dependencies.
8784 * config/ia64/sync.md (IMODE): New.
8785 (modesuffix): Add QI and HI.
8786 (memory_barrier): Simplify expansion.
8787 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
8788 (cmpxchg_acq_<IMODE>): Likewise.
8789 (sync_lock_test_and_set<IMODE>): Likewise.
8790 (sync_lock_release<IMODE>): Likewise.
8792 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8794 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
8797 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8799 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
8801 2005-04-20 Michael Pogue <michael.pogue@sun.com>
8802 Joseph S. Myers <joseph@codesourcery.com>
8804 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
8805 * c-typeck.c (build_c_cast): Check these options.
8806 * doc/invoke.texi: Document these options.
8808 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8810 * tree-ssa-phiopt.c: Update a comment about the pass.
8812 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8814 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
8815 config/mcore/mcore.c: Fix comment typos.
8817 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
8819 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
8820 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
8822 2005-04-19 Paul Brook <paul@codesourcery.com>
8824 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
8826 2005-04-19 Andrew Haley <aph@redhat.com>
8829 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
8830 looking at a field's bitpos.
8832 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8834 * system.h (fopen, fdopen, freopen): Define these to the unlocked
8835 libiberty functions.
8837 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8839 PR tree-optimization/21096
8840 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
8842 2005-04-19 Alan Modra <amodra@bigpond.net.au>
8845 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
8846 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
8848 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
8850 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
8851 refers to the function being dumped.
8853 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
8855 * varasm.c (assemble_start_function): Remove reset of in_section.
8857 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8859 PR tree-optimization/21085
8860 * fold-const (fold_binary): Don't change X % -C to X % C if C has
8863 2005-04-19 Ben Elliston <bje@au.ibm.com>
8865 * doc/invoke.texi (Optimize Options): Refer to the correct
8866 optimisation flag -ftree-dominator-opts, not -ftree-dom.
8868 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
8870 * config/rs6000/rs6000.c (machopic_output_stub): Increase
8871 alloca argument to be big enough.
8873 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
8876 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
8879 2005-04-18 Tom Tromey <tromey@redhat.com>
8881 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
8884 2005-04-18 Richard Henderson <rth@redhat.com>
8886 * config/alpha/alpha.c (alpha_split_atomic_op): New.
8887 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
8888 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
8889 * config/alpha/alpha-protos.h: Update.
8890 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
8891 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
8892 (attr type): Add ld_l, st_c, mb.
8893 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
8894 iornotsi3, xorsi_internal, xornotsi3): New.
8895 * config/alpha/ev4.md (ev4_ld): Add ld_l.
8896 (ev4_ist_c, ev4_mb): New.
8897 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
8899 * config/alpha/ev6.md (ev6_ild): Add ld_l.
8900 (ev6_ist): Add st_c.
8902 * config/alpha/sync.md: New file.
8904 2005-04-18 Richard Henderson <rth@redhat.com>
8906 * builtins.c (expand_builtin_sync_operation): Fold nand to and
8909 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
8911 2005-04-18 Devang Patel <dpatel@apple.com>
8913 * config/rs6000/atlivec.md (mulv4si3): New pattern.
8915 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8917 PR tree-optimization/20922
8918 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
8919 Fold X + c >= X and fold X - c <= X to true.
8921 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8923 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
8925 (emergency_labeled_state_free): Likewise.
8927 2005-04-18 Nick Clifton <nickc@redhat.com>
8929 * config/h8300/h8300.md (jump): Remove prescan parameter from
8930 calls to final_scan_insn.
8932 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
8933 parameter from calls to final_scan_insn.
8935 * config.gcc (m68hc12): Use the m68hc11.opt file for target
8937 (v850e, v850e1): Use the v850.opt file for target specific
8940 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
8942 PR tree-optimization/21001
8943 * tree-optimize.c (init_tree_optimization_passes): Move the
8944 first pass_forwprop immediately before pass_vrp.
8946 2005-04-17 Ian Lance Taylor <ian@airs.com>
8948 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
8949 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
8950 from enum tree_code op to bool is_sizeof.
8951 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
8952 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
8953 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
8955 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
8957 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
8960 2005-04-17 Ian Lance Taylor <ian@airs.com>
8962 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
8964 2005-04-17 Richard Henderson <rth@redhat.com>
8966 * config/alpha/alpha.c (va_list_skip_additions): Only define if
8968 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
8969 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
8970 of indirection through ssa names while looking for the gpr counter
8972 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
8973 saved va_list_gpr_size and va_list_fpr_size.
8975 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8977 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
8978 both pointers or both integers.
8980 * tree-vrp.c (maybe_add_assert_expr): Don't assert
8981 ASSERT_EXPRs for single-use variable.
8983 * tree-into-ssa.c: Fix a comment typo.
8985 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
8987 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
8988 -mipsN before forcing a default of -mips2.
8990 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8992 * predict.h (IS_TAKEN): Remove.
8993 * rtl.h (NOTE_PREDICTION): Likewise.
8995 * modulo-sched.c (CFG_HOOKS): Remove.
8997 * c-parser.c (N_C_TTYPES): Remove.
8999 * tree-flow-inline.h (get_stmt_operands): Remove.
9000 * lambda-code.c, tree-ssa-loop-unswitch.c,
9001 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
9002 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
9003 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
9004 calls to get_stmt_operands.
9005 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
9007 2005-04-17 Richard Henderson <rth@redhat.com>
9010 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
9011 of CUMULATIVE_ARGS past the last named argument.
9012 (alpha_va_start): Expect pretend_args_size only if strictly less than
9015 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9018 * builtins.c (expand_builtin_strcat): Convert the result of
9019 strlen to the right type.
9020 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
9021 avoid creating type mismatches.
9022 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
9025 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
9027 2005-04-16 Richard Henderson <rth@redhat.com>
9030 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
9031 Use the mode of boolean_type_node when the user doesn't provide one.
9032 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
9034 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
9037 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
9040 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
9043 2005-04-16 Roger Sayle <roger@eyesopen.com>
9044 Steven Bosscher <stevenb@suse.de>
9046 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
9047 (fold_unary_to_constant): Likewise.
9049 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
9051 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
9054 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
9056 * doc/install.texi (Specific): Avoid using asterisks in @anchor
9057 names related to target triplets.
9058 Remove i?86-*-esix from platform directory.
9059 Remove powerpc-*-eabiaix from platform directory.
9061 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
9064 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
9065 falling through from SUBREG case to REG.
9067 2005-04-15 Roger Sayle <roger@eyesopen.com>
9069 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
9070 (fold_binary): Update comment mentioning fold_relational_hi_lo.
9071 (fold_binary_to_constant): Simplify using fold_binary.
9072 (fold_unary_to_constant): Likewise, simplify using fold_unary.
9074 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9076 * gthr-posix.c (pthread_cancel): Define.
9077 (pthread_mutexattr_init): Likewise.
9078 (pthread_mutexattr_settype): Likewise.
9079 (pthread_mutexattr_destroy): Likewise.
9081 2005-04-15 David S. Miller <davem@davemloft.net>
9084 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
9086 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9088 PR tree-optimization/21031
9089 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
9090 (forward_propagate_into_cond_1): Call it. Forward propagate
9091 integer-integer casts into COND_EXPRs.
9093 2005-04-15 Dave Korn <dave.korn@artimi.com>
9095 * gcc.c (default_compilers): Clarify obscure error message when
9096 reading from standard input.
9098 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9100 * basic-block.h (PROP_EQUAL_NOTES): Remove.
9101 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
9103 * tree-ssa-alias.c (init_alias_info): Remove a call to
9106 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
9108 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
9109 of non-virtual PHI nodes like we use to.
9111 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
9113 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
9114 (attr_copy_rtx): Do not use it.
9116 2005-04-15 Andrew Macleod <amacleod@redhat.com>
9118 * doc/tree-ssa.texi: Grammer/abbreviation updates.
9120 2005-04-15 Diego Novillo <dnovillo@redhat.com>
9122 * tree-vect-transform.c (vectorizable_store): Mark necessary
9123 objects in the vectorized store needing renaming. Update the
9124 SSA graph for V_MAY_DEF operands in the original store.
9126 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9128 * tree-ssa-pre.c (compute_avail): It's okay to have
9129 TREE_INVARIANT's here, and value number the resulting expressions.
9130 (create_expression_by_pieces): Make sure operands that were
9131 min_invariant when we started, stay that way.
9133 2005-04-15 David Edelsohn <edelsohn@gnu.org>
9135 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
9137 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9139 PR tree-optimization/20936.
9140 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
9142 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9144 * doc/invoke.texi: Fix typos.
9145 * doc/md.texi: Likewise.
9146 * doc/rtl.texi: Likewise.
9147 * doc/sourcebuild.texi: Likewise.
9148 * doc/tm.texi: Likewise.
9150 2005-04-15 Uros Bizjak <uros@kss-loka.si>
9152 PR tree-optimization/21004
9153 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
9154 and floorl in c99 mode only.
9155 * builtins.c (expand_builtin_int_roundingfn): Assert that
9156 fallback_fndecl is not NULL_TREE.
9158 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9160 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
9161 * basic-block.h: Update the prototype for
9162 purge_all_dead_edges.
9163 * cfgexpand.c (tree_expand_cfg): Update a call to
9164 purge_all_dead_edges.
9165 * combine.c (combine_instructions): Likewise.
9166 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
9167 rest_of_handle_cse2, rest_of_handle_gcse,
9168 rest_of_handle_postreload): likewise.
9170 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
9173 * gimplify.c (gimplify_addr_expr): Compensate for removal of
9174 e.g. cv-qualification conversions.
9176 2005-04-14 Mike Stump <mrs@apple.com>
9178 * config/darwin-c.c (framework_construct_pathname): We must
9179 find all headers of a framework in the first instance of it
9180 found in the seach path.
9182 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9184 PR tree-optimization/21021
9185 * tree-vrp.c (compare_values): Work around a bug in the front
9186 end that produces a comparison of mismatched types.
9188 2004-04-14 Richard Henderson <rth@redhat.com>
9190 * config/ia64/ia64.h (enum fetchop_code): Remove.
9191 (enum ia64_builtins): Move ...
9192 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
9193 members except BSP and FLUSHRS.
9194 (ia64_init_builtins): Remove __sync builtins.
9195 (ia64_expand_builtin): Likewise.
9196 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
9197 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
9198 (ia64_expand_lock_release): Remove.
9199 * config/ia64/ia64.md (mf): Move to sync.md.
9200 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
9201 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
9202 * config/ia64/sync.md: New file.
9203 (memory_barrier): Rename from mf.
9204 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
9205 (cmpxchg_acq_<I48MODE>): Likewise.
9206 (sync_lock_test_and_set<I48MODE>): Likewise.
9208 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
9209 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
9211 2004-04-14 Richard Henderson <rth@redhat.com>
9213 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
9214 (ix86_compare_emitted): New.
9215 (ix86_expand_compare): Use ix86_compare_emitted if set.
9216 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
9217 and ix86_compare_op0 are set.
9218 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
9219 (TARGET_CMPXCHG, TARGET_XADD): New.
9220 (ix86_compare_emitted): Declare.
9221 * config/i386/i386.md: Include sync.md
9222 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
9223 (UNSPECV_XCHG, UNSPECV_LOCK): New.
9224 * config/i386/sync.md: New file.
9226 2004-04-14 Richard Henderson <rth@redhat.com>
9229 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
9230 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
9231 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
9232 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
9233 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
9234 BT_FN_I8_VPTR_I8_I8): New.
9235 * builtins.def (DEF_SYNC_BUILTIN): New.
9236 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
9237 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
9238 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
9239 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
9240 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
9241 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
9242 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
9243 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
9244 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
9245 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
9246 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
9247 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
9248 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
9249 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
9250 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
9251 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
9252 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
9253 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
9254 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
9255 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
9256 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
9257 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
9258 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
9259 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
9260 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
9261 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
9262 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
9263 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
9264 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
9265 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
9266 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
9267 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
9268 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
9269 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
9270 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
9271 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
9272 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
9273 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
9274 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
9275 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
9276 BUILT_IN_SYNCHRONIZE: New.
9277 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
9278 as a function. Accept __sync_ as a prefix as well.
9279 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
9280 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
9281 expand_builtin_lock_release): New.
9282 (expand_builtin): Call them.
9283 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
9284 neither BOTH_P nor FALLBACK_P are defined.
9285 (builtin_type_for_size): New.
9286 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
9287 (resolve_overloaded_builtin): New.
9288 * c-common.h (resolve_overloaded_builtin): Declare.
9289 (builtin_type_for_size): Declare.
9290 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
9291 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
9292 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
9293 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
9294 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
9295 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
9296 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
9297 sync_compare_and_swap_cc, sync_lock_test_and_set,
9298 sync_lock_release): New.
9299 * optabs.h: Declare them.
9300 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
9301 expand_sync_operation, expand_sync_fetch_operation,
9302 expand_sync_lock_test_and_set): Declare.
9303 * genopinit.c (optabs): Add sync optabs.
9304 * optabs.c (init_optabs): Initialize sync optabs.
9305 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
9306 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
9307 expand_sync_operation, expand_sync_fetch_operation,
9308 expand_sync_lock_test_and_set): New.
9309 * doc/extend.texi (Atomic Builtins): New section
9310 * doc/md.texi (Standard Names): Add sync patterns.
9312 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
9314 * tree-eh.c (lower_try_finally_copy): Generate new code in
9315 response to goto_queue entries as if the queue was sorted by
9316 index, not pointers.
9317 (lower_try_finally_switch): Likewise.
9319 2005-04-14 Richard Henderson <rth@redhat.com>
9321 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
9322 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
9324 (ix86_expand_fp_movcc): Update to match.
9325 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
9326 * config/i386/i386-protos.h: Update.
9327 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
9328 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
9330 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
9332 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
9335 2005-04-14 Julian Brown <julian@codesourcery.com>
9337 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
9338 link failures on ppc64 Linux.
9340 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
9342 * config.gcc: Set cpu_type for s390.
9344 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9346 Fix PR tree-optimization/20963
9347 * tree-ssa-pre.c (compute_avail): Remove special case for
9349 (create_expression_by_pieces): Add value numbers for forced out
9352 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
9354 * config/cris/cris.md: Replace references to (reg:SI 16) with
9355 (reg:SI CRIS_SRP_REGNUM).
9357 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9359 PR tree-optimization/20657
9360 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
9361 create an appropriate range from it.
9363 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9365 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
9366 <UNSPEC_FIST_CEIL> case.
9368 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
9369 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
9370 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
9371 to implement lfloor and llfloor built-ins as x87 intrinsic function.
9372 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
9373 (lfloor<mode>2): New expanders.
9374 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
9375 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
9376 to implement lceil and llceil built-ins as x87 intrinsic function.
9377 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
9378 (lceil<mode>2): New expanders.
9380 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9382 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
9383 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
9385 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
9388 * config/s390/s390-modes.def: Define TFmode.
9390 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
9392 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
9393 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9394 * config/mips/mips.c (mips16_insn_length): Remove reference to
9395 JUMP_TABLES_IN_TEXT_SECTION.
9397 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
9399 * simplify-rtx.c (simplify_binary_operation_1): Return
9400 scalar or vector of constant 0, depending on the xor's
9403 2005-04-13 Dale Johannesen <dalej@apple.com>
9405 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
9406 (objc-act.o): Ditto.
9407 * objc/objc-act.c (objc_gimplify_expr): New.
9408 (objc_get_callee_fndecl): New.
9409 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
9410 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
9411 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
9413 2005-04-13 Devang Patel <dpatel@apple.com>
9415 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
9418 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
9420 CRIS prologue as RTL.
9421 * config/cris/cris-protos.h (cris_emit_movem_store)
9422 (cris_expand_prologue): Prototype.
9423 * config/cris/cris.c (struct machine_function): New member
9425 (cfa_label_num, cris_target_asm_function_prologue): Remove.
9426 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
9427 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
9428 (cris_load_multiple_op, cris_return_address_on_stack)
9429 (cris_return_address_on_stack_for_return): ISO-Cify.
9430 (cris_store_multiple_op): New predicate function.
9431 (cris_expand_prologue, cris_emit_movem_store): New functions.
9432 (cris_print_operand) <case 'O'>: Handle modifications other than
9434 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
9435 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
9436 (cris_gen_movem_load): Rearrange slightly to make local variable
9437 src a parameter, removing osrc.
9438 (cris_setup_incoming_varargs): Set machine_function member
9439 stdarg_regs to correspond to the number of registers that need to
9441 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
9443 (PREDICATE_CODES): Add cris_store_multiple_op. Make
9444 cris_general_operand_or_gotless_symbol accept UNSPEC.
9445 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
9446 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
9447 ("*cris_store_multiple"): New pattern. Tweak common comment above
9448 this and "*cris_load_multiple".
9449 ("prologue"): New define_expand.
9451 * config/cris/cris.md ("epilogue"): Conditionalize on
9452 TARGET_PROLOGUE_EPILOGUE.
9454 2005-04-13 Steve Ellcey <sje@cup.hp.com>
9457 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
9458 fpsr 0 instead of fpsr 1.
9459 (divsf3_internal_thr): Ditto.
9460 (divdf3_internal_lat): Ditto.
9461 (divdf3_internal_thr): Ditto.
9462 (divxf3_internal_lat): Ditto.
9463 (divxf3_internal_thr): Ditto.
9465 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9467 PR tree-optimization/20913
9468 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
9470 PR tree-optimization/20702
9471 * tree-vrp.c (maybe_add_assert_expr): Recurse into
9472 dominator children that haven't been walked into.
9474 2005-04-13 Julian Brown <julian@codesourcery.com>
9476 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
9477 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
9480 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9482 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
9483 config/i386/sse.md: Fix comment typos.
9485 * genattrtab.c (NULL_ATTR): Remove.
9486 * ifcvt.c (NULL_EDGE): Likewise.
9488 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
9490 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
9491 NOTE_PREDICT): Remove.
9493 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9495 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
9496 * configure: Regenerate.
9497 * config.in: Likewise.
9498 * system.h: Declare vsnprintf if not already declared.
9500 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9502 * optc-gen.awk: Handle stand-alone Mask records.
9503 * opth-gen.awk: Likewise.
9504 * doc/options.texi (Option file format): Document them.
9505 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
9506 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
9507 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
9508 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
9509 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
9510 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
9511 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
9512 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
9513 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
9514 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
9515 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
9516 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
9517 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
9518 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
9519 TARGET_LONG_DOUBLE_128): Likewise.
9520 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
9521 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
9522 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
9523 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
9524 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
9525 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
9526 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
9527 * config/sparc/sparc.c (fpu_option_set): New global.
9528 (sparc_handle_option): New function.
9529 (sparc_override_options): Test fpu_option_set.
9530 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
9531 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
9532 * config/sparc/sparc.opt: New file.
9533 * config/sparc/little-endian.opt: Likewise.
9534 * config/sparc/long-double-switch.opt: Likewise.
9536 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
9538 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
9539 (bfin_handle_options): Set it if -mshared-library-id= is seen.
9540 * config/bfin/bfin.opt (mshared-library-id=): Lose
9541 Var(bfin_lib_id_given).
9543 2005-04-13 Matt Thomas <matt@3am-software.com>
9545 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
9548 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9550 * rtl.h (CLEAR_RTX_FLAGS): Remove.
9552 * cgraphunit.c (INSNS_PER_CALL): Remove.
9554 * tree-ssa-forwprop.c (vars,
9555 record_single_argument_cond_exprs,
9556 substitute_single_use_vars): Remove.
9557 (forward_propagate_into_cond_1, forward_propagate_into_cond):
9559 (tree_ssa_forward_propagate_single_use_vars): Call
9560 forward_propagate_into_cond for each COND_EXPR.
9562 * tree-inline.c (INSNS_PER_STMT): Remove.
9564 2005-04-12 Richard Henderson <rth@redhat.com>
9566 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
9567 (ix86_expand_sse_fp_minmax): ... from ...
9568 (ix86_expand_fp_movcc): ... here.
9569 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
9570 * config/i386/i386-protos.h: Update.
9571 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
9572 (sse_setccsf, sse_setccdf): Allow before reload.
9573 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
9574 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
9575 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
9576 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
9577 (anddf3, nanddf3, iordf3, xordf3): New.
9579 2005-04-12 Jeff Law <law@redhat.com>
9581 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
9582 (tree-ssa-uncprop.o): Add dependencies.
9583 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
9584 * tree-flow.h (remove_useless_stmts): Remove prototype.
9585 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
9586 remove_useless_stmts.
9587 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
9588 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
9589 * tree-pass.h (pass_uncprop): Declare.
9590 * tree-ssa-uncprop.c: New file.
9592 2005-04-12 James E. Wilson <wilson@specifixinc.com>
9595 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
9597 2005-04-12 Caroline Tice <ctice@apple.com>
9599 Temporary fix for partitioning problems.
9600 * passes.c (rest_of_handle_final): Remove code that
9601 frees unlikely_text_section_name,
9602 * varasm.c (assemble_start_function): Test for partitioning
9603 flag before writing out section labels.
9604 (assemble_end_function): Test for partitioning flag before
9605 writing out section labels.
9607 2005-04-12 Steven Bosscher <stevenb@suse.de>
9608 Stuart Hastings <stuart@apple.com>
9609 Jan Hubicka <jh@suse.cz>
9611 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
9612 references to gt-tree-cfg.h.
9613 * basic-block.h (struct basic_block_def): Don't skip rbi
9614 for garbage collection.
9615 (struct reorder_block_def): Make GTY-able.
9616 (struct control_flow_graph): New structure.
9617 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
9618 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
9619 but instead defines to the control_flow_graph for cfun.
9620 (label_to_block_map): New define, points to the label map of
9621 the control_flow_graph for cfun.
9622 (n_edges_for_function, n_basic_blocks_for_function,
9623 last_basic_block_for_function, basic_block_info_for_function,
9624 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
9625 basic_block_info_for_function, label_to_block_map_for_function):
9626 Counterparts for the above, taking a struct function as an extra
9628 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
9629 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
9630 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
9631 (alloc_rbi_pool, free_rbi_pool): Remove.
9632 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
9633 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
9635 (cfg_layout_finalize) ... and don't free it here.
9636 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
9638 * flow.c (free_basic_block_vars): Set label_to_block_map and
9639 n_edges to zero too.
9640 * function.h (struct function): Add cfg field.
9641 * function.c (allocate_struct_function): Allocate the cfg.
9642 * tree-cfg.c (label_to_block_map): Remove.
9643 (build_tree_cfg): Don't allocate the rbi pool here...
9644 (delete_tree_cfg_annotations): ...and don't free it here.
9645 Also don't nullify label_to_block_map for cfun.
9647 2005-04-12 Caroline Tice <ctice@apple.com>
9649 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9650 Revert my patch from April 9.
9651 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
9652 (reorder_basic_blocks): Revert my patch from April 9.
9653 (insert_section_boundary_note): Revert my patch from April 9.
9654 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
9655 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
9656 (COLD_END_LABEL): Revert my patch from April 9.
9657 (cold_text_section_label): Revert my patch from April 9.
9658 (cold_end_label): Revert my patch from April 9.
9659 (dwarf2out_switch_text_section): Revert my patch from April 9.
9660 (output_aranges): Revert my patch from April 9.
9661 (output_ranges): Revert my patch from April 9.
9662 (output_line_info): Revert my patch from April 9.
9663 (add_location_or_const_value_attribute): Revert my patch from April 9.
9664 (dwarf2out_var_location): Revert my patch from April 9.
9665 (dwarf2out_init): Revert my patch from April 9.
9666 (dwarf2out_finish): Revert my patch from April 9.
9667 * function.h (struct function): Revert my patch from April 9.
9668 * opts.c (decode_options): Revert my patch from April 9.
9669 * output.h (unlikely_section_label, hot_section_label,
9670 hot_section_end_label, cold_section_end_label,
9671 unlikely_text_section_name): Revert my patch from April 9.
9672 * passes.c (rest_of_handle_final): Revert my patch from April 9.
9673 * varasm.c (unlikely_section_label, hot_section_label,
9674 hot_section_end_label, cold_section_end_label,
9675 unlikely_text_section_name): Revert my patch from April 9.
9676 (initialize_cold_section_name): Revert my patch from April 9.
9677 (unlikely_text_section): Revert my patch from April 9.
9678 (in_unlikely_text_section): Revert my patch from April 9.
9679 (named_section): Revert my patch from April 9.
9680 (function_section): Revert my patch from April 9.
9681 (current_function_section): Revert my patch from April 9.
9682 (assemble_start_function): Revert my patch from April 9.
9683 (assemble_end_function): Revert my patch from April 9.
9684 (default_section_type_flags_1): Revert my patch from April 9.
9686 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9688 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
9689 * config/sparc/sparc.md (untyped_call): Save the registers manually.
9691 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
9693 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
9696 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
9697 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
9699 2004-04-12 Richard Henderson <rth@redhat.com>
9701 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
9702 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
9703 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
9704 (UNSPEC_*, UNSPECV_*): Renumber.
9706 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
9709 From Richard Henderson <rth@redhat.com>:
9710 * tree-mudflap.c (mf_build_check_statement_for): Correct block
9713 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
9715 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
9717 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9719 * config/bfin/bfin.c (bfin_library_id_string): Remove.
9720 (bfin_library_id): New variable.
9721 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
9722 instead of bfin_library_id_string.
9723 (bfin_handle_option): New function.
9724 (override_options): Remove most code to deal with shared library IDs,
9725 just check they aren't used without -mid-shared-library.
9726 (TARGET_HANDLE_OPTION): Define.
9727 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
9728 * config/bfin/bfin.opt (mshared-library-id=): New.
9730 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
9732 * tree-vect-transform.c: Fix comment typos.
9734 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
9736 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
9737 split critical edges when not possible/profitable.
9739 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9741 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
9742 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
9743 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
9744 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
9745 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
9746 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9747 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
9748 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
9750 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
9751 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9752 * config/ns32k/ns32k.opt: New file.
9754 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9756 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
9757 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
9758 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
9759 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
9760 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
9761 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
9762 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
9763 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
9764 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
9765 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
9766 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
9767 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
9768 (MASK_COLDFIRE): Formatting fixes.
9769 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
9770 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
9771 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
9772 "_current_shared_library_a5_offset_".
9773 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9774 (MASK_ALL_CPU_BITS): New macro.
9775 (m68k_handle_option): New function.
9776 (override_options): Remove handling of m68k_library_id_string.
9777 * config/m68k/m68k.opt: New file.
9778 * config/m68k/ieee.opt: New file.
9780 2005-04-11 Mark Mitchell <mark@codesourcery.com>
9782 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9783 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
9784 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9785 (TARGET_CXX): Adjust accordingly.
9786 * target.h (struct gcc_target): Remove epxort_class_data. Add
9787 determine_class_data_visibility and class_data_always_comdat.
9788 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9789 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
9790 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9791 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
9792 (arm_cxx_determine_class_data_visibility): New.
9793 (arm_cxx_class_data_always_comdat): Likewise.
9794 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9795 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
9796 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9797 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
9798 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
9801 2005-04-11 Devang Patel <dpatel@apple.com>
9803 * tree-data-ref.c (build_classic_dist_vector,
9804 compute_subscript_distance): Make externally visible.
9805 * tree-data-ref.h (build_classic_dist_vector,
9806 compute_subscript_distance): Same.
9807 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9808 Check distance vector against vectorization factor.
9809 (vect_analyze_loop): Determine vectorizaion factor before
9810 analyzing data dependences.
9811 * tree-vectorizer.c (loops_num): Make it externally visible and
9813 * tree-vectorizer.c (vect_loops_num): ... new name.
9814 * tree-vectorizer.h (vect_loops_num): New.
9816 2005-04-11 Devang Patel <dpatel@apple.com>
9818 * tree-vect-analyze.c (vect_analyze_operations): Check
9819 vectorizable codition.
9820 * tree-vect-transform.c (vect_is_simple_cond): New function.
9821 (vectorizable_condition): New function.
9822 (vect_transform_stmt): Handle condition_vec_info_type.
9823 * tree-vectorizer.h (enum stmt_vec_info_type): Add
9824 condition_vec_info_type.
9825 (vectorizable_condition): New.
9827 2005-04-11 Geoffrey Keating <geoffk@apple.com>
9829 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
9830 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
9831 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
9833 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
9834 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
9836 * dwarf2out.c (output_line_info): Don't try to dereference
9837 a NULL current_function_decl.
9839 * config/t-slibgcc-darwin: Don't put shared libraries in
9840 directories other than $(slibdir).
9841 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
9844 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9846 PR tree-optimization/20933
9847 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
9848 logic to reject aliases between read-only and writable
9850 (may_alias_p): ... here.
9851 (get_tmt_for): Do not associate read-only tags to pointers
9852 whose pointed-to type is not read-only.
9853 * tree-ssa.c (verify_ssa): Check that memory stores have at
9854 least one V_MAY_DEF or V_MUST_DEF.
9856 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9859 * configure.ac (gcc_UNLOCKED_FUNCS): New.
9860 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
9861 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
9862 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
9864 (fwrite_unlocked): Fix prototype.
9866 * configure, config.in: Regenerate.
9868 2005-04-11 David Edelsohn <edelsohn@gnu.org>
9870 * tree-ssa-loop-im.c: Include real.h.
9871 (determine_invariantness_stmt): If real division divisor is
9872 invariant and flag_unsafe_math_optimizations enabled, generate
9873 invariant reciprocal for hoisting.
9874 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
9876 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9878 Fix PR tree-optimization/20926
9880 * tree-ssa-alias.c (add_type_alias): Handle subvars.
9882 2005-04-11 Devang Patel <dpatel@apple.com>
9884 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
9887 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9889 * fold-const.c (fold_binary_op_with_conditional_arg):
9890 use fold_buildN instead of "fold (buildN" in some
9892 (fold_unary): Likewise.
9893 (fold_binary): Likewise.
9895 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9897 Fix PR tree-optimization/20612
9898 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
9900 (perfect_nestify): preheaderbb is *not* part of loop of the
9903 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9905 * tree-ssa-alias.c (may_alias_p): If the variable
9906 is a global variable and the pointer is parameter
9907 and -fargument-noalias-global is used, then
9908 the pointer cannot alias the variable.
9910 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
9912 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
9913 * config/sparc/sparc.h: Likewise.
9914 * config/sparc/sparc.md: Likewise.
9916 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
9918 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
9920 * tree-vrp.c: Fix a comment typo.
9922 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9924 PR tree-optimization/20920
9925 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
9926 SSA_NAME flows through an abnormal edge.
9927 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
9928 through abnormal edges.
9929 (maybe_add_assert_expr): Likewise.
9931 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
9933 * config/s390/s390.h (s390_tune_string, s390_arch_string)
9934 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
9935 (s390_stack_size_string, s390_stack_guard_string, target_flags)
9936 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
9937 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
9938 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
9939 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
9940 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
9941 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
9942 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
9943 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9944 (TARGET_HANDLE_OPTION): Likewise.
9945 (s390_tune): Initialize to PROCESSOR_max.
9946 (s390_arch_string): Make static.
9947 (s390_tune_string, s390_warn_framesize_string): Delete.
9948 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
9949 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
9950 (s390_handle_arch_option, s390_handle_option): New functions.
9951 (override_options): Remove parsing of option strings.
9952 * config/s390/s390.opt: New file.
9954 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9956 * tree-complex.c (expand_vector_operations): Call
9957 update_stmt_if_modified.
9959 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9961 * tree-vect-analyze (vect_determine_vectorization_factor):
9962 Do not use GET_MODE_NUNITS.
9963 * tree-vect-transform.c (vect_get_vec_def_for_operand,
9964 (vectorizable_load, vect_transform_loop): Likewise.
9966 2005-04-11 Uros Bizjak <uros@kss-loka.si>
9968 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
9969 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
9970 * optabs.h (enum optab_index): Add new OTI_lceil.
9971 (lceil_optab): Define corresponding macro.
9972 * optabs.c (init_optabs): Initialize lceil_optab.
9973 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
9974 and lceildi2 patterns.
9975 * builtins.c (expand_builtin_int_roundingfn): Handle
9976 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
9977 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
9978 BUILT_IN_LLCEIL{,F,L}.
9979 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
9980 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
9981 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
9982 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
9983 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
9984 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
9985 into lceil built-in function and (long long int)ceil{,f,l} into
9986 llceil built-in function.
9987 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
9990 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9992 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
9995 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
9997 * config/arm/arm.c: Fix a comment typo.
9998 * doc/tree-ssa.texi: Fix a typo.
10000 2005-04-10 Steven Bosscher <stevenb@suse.de>
10002 * cselib.c (clear_table): Rename to cselib_clear_table.
10003 * cselib.h (cselib_clear_table): Add prototype.
10004 * gcse.c (gcse_main): Make 'f' argument unused.
10005 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
10006 of each basic block instead.
10007 (compute_sets, compute_hash_table_work): Likewise.
10008 (constprop_register): Change int 'alter_jumps' argument to bool.
10009 (do_local_cprop): Likewise.
10010 (local_cprop_pass): Likewise. Also walk basic blocks instead of
10011 the insn chain. Explicitly clear the cselib tables after finishing
10012 one basic block. Make sure there are no unterminated libcall blocks.
10013 Update compute_sets call.
10014 (cprop): Walk basic blocks instead of the insn chain.
10015 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
10017 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
10018 one_cprop_pass calls.
10020 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
10022 * combine.c (combine_simplify_rtx): Remove a transformation that
10023 relies on an invalid assumption about rtl sign-extension semantics.
10025 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
10027 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
10028 to build_int_cst_wide.
10030 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
10033 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
10034 set the original address pseudo to the correct value before the
10035 original insn, if possible, and leave the insn alone, otherwise
10036 create a new pseudo, set it and replace it in the insn.
10037 * recog.c (validate_change_maybe_volatile): New.
10038 * recog.h (validate_change_maybe_volatile): Declare.
10040 2005-04-09 Caroline Tice <ctice@apple.com>
10042 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10043 Remove targetm.have_named_sections test.
10044 (fix_edges_for_rarely_executed_code): Likewise.
10045 (insert_section_boundary_note): Likewise.
10046 (reorder_basic_blocks): Check partitioning flag before calling
10047 verify_hot_cold_block_grouping.
10048 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
10049 the function struct rather than global variables.
10050 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
10051 (COLD_END_LABEL): Likewise
10052 (cold_text_section_label): New static global variable.
10053 (cold_end_label): Likewise.
10054 (dwarf2out_switch_text_section): Get hot/cold section labels from
10055 the function struct rather than global variables.
10056 (output_aranges): Use cold_text_section_label and cold_end_label;
10057 check partitioning flag before putting out delta.
10058 (output_ranges): Remove incorrect code attempting to use
10060 (output_line_info): Get cold section label from function struct.
10061 (add_location_or_const_value_attribute): Likewise.
10062 (get_subprogram_die): Get hot/cold section labels from function struct.
10063 (dwarf2out_var_location): Likewise.
10064 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
10065 write out cold_text_section_label if partition flag is set.
10066 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
10067 * function.h (struct function): Add new fields to point to hot/cold
10068 section labels: hot_section_label, cold_section_label,
10069 hot_section_end_label and cold_section_end_label; also add new field
10070 for cold text section name, unlikely_text_section_name.
10071 * opts.c (decode_options): Turn off partitioning flag if
10072 !targetm.have_named_sections.
10073 * output.h (hot_section_label): Remove.
10074 (hot_section_end_label): Remove.
10075 (cold_section_end_label): Remove.
10076 (unlikely_section_label): Remove.
10077 (unlikely_text_section_name): Remove.
10078 * passes.c (rest_of_handle_final): Remove code that frees
10079 unlikely_text_section_name.
10080 * varasm.c (unlikely_section_label): Remove.
10081 (hot_section_label): Remove.
10082 (hot_section_end_label): Remove.
10083 (cold_section_end_label): Remove.
10084 (unlikely_text_section_name): Remove.
10085 (initialize_cold_section_name): Modify to call
10086 targetm.strip_name_encoding; to store cold section name in current
10087 function struct, if it exists; and to only use the decl_section_name
10088 if flag_named_sections is true.
10089 (unlikely_text_section): Modify to get section name out of current
10090 function struct, if there is one; otherwise build it from
10091 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
10092 (in_unlikely_text_section): Likewise.
10093 (named_section): Modify to get/put cold section name in current function
10094 struct, if there is one.
10095 (function_section): Change 'bool unlikely' to 'int reloc'; check
10096 targetm.have_named_sections before calling named_section.
10097 (current_function_section): Likewise.
10098 (assemble_start_function): Modify to get/put unlikely_text_section_name
10099 in current function struct; modify to get hot/cold section labels
10100 from function struct; initialize labels using
10101 ASM_GENERATE_INTERNAL_LABEL;
10102 test partitioning flag before writing out hot section label.
10103 (assemble_end_function): Test partitioning flag before writing out
10104 hot/cold section labels.
10105 (default_section_type_flags_1): Modify to use array instead of
10106 char* for unlikely_text_section_name; set flags correctly for
10107 cold text section if there is not a current function decl.
10109 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10111 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
10112 and TI_VA_LIST_FPR_COUNTER_FIELD.
10113 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
10114 * tree-pass.h (pass_stdarg): Add.
10115 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
10116 * tree-stdarg.c: New file.
10117 * tree-stdarg.h: New file.
10118 * Makefile.in (OBJS-common): Add tree-stdarg.o.
10119 (tree-stdarg.o): Add dependencies.
10120 * function.h (struct function): Add va_list_gpr_size and
10121 va_list_fpr_size fields.
10122 * function.c (allocate_struct_function): Initialize them.
10123 * target.h (struct gcc_target): Add stdarg_optimize_hook.
10124 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10125 (TARGET_INITIALIZER): Add it.
10127 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
10128 va_list_{g,f}pr_counter_field.
10129 (ix86_setup_incoming_varargs): Don't do anything if reg_save
10130 area will not be used. Only save registers that tree-stdarg.c
10131 detected they need saving.
10132 (ix86_va_start): Don't set up fields that won't be used.
10134 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
10135 va_list_{g,f}pr_counter_field.
10136 (setup_incoming_varargs): Don't do anything if reg_save
10137 area will not be used. Only save registers that tree-stdarg.c
10138 detected they need saving.
10139 (rs6000_va_start): Don't set up fields that won't be used.
10141 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
10142 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
10143 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
10144 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10146 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10149 * config/i386/i386.c (construct_container): Pass empty aligned
10150 struct, union or class in memory.
10152 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
10154 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
10155 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
10156 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
10157 config/rs6000/predicates.md: Fix comment typos.
10159 * sched-int.h (haifa_insn_data): Remove blockage and units.
10160 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
10161 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
10162 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
10164 2005-04-09 Jan Hubicka <jh@suse.cz>
10165 Steven Bosscher <stevenb@suse.de>
10167 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
10168 * cfgloop.c (get_loop_exit_edges): Likewise.
10169 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
10170 (unloop): Likewise.
10171 * loop-unroll.c (analyze_insns_in_loop): Likewise.
10172 * tree-cfg.c (dump_cfg_status): Likewise.
10174 2005-04-09 David Edelsohn <edelsohn@gnu.org>
10176 * config/rs6000/predicates.md (altivec_register_operand): Remove
10177 redundant match_code test.
10178 (gpc_reg_operand): Same.
10179 (cc_reg_operand): Same.
10180 (cc_reg_not_cr0_operand): Same.
10182 2005-04-09 Jan Hubicka <jh@suse.cz>
10184 Forgotten hunk from my last merge patch:
10185 * final.c (output_addr_const): Do not call mark_referenced.
10187 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
10189 * doc/tree-ssa.texi: Add immediate use documentation.
10191 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
10193 * arm.c (FL_WBUF): Define.
10194 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
10195 (arm_is_6_or_7): Delete.
10196 (arm_tune_wbuf): New.
10197 (arm_override_options): Set arm_tune_wbuf.
10198 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
10199 (arm_is_6_or_7): Delete declaration.
10200 (arm_tune_wbuf): New declartion.
10201 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
10202 (model_wbuf): Derive from arm_tune_wbuf.
10203 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
10204 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
10205 (arm740t): Mark CPUs as having a write buffer.
10207 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10209 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
10210 of 'const_double_operand' in operand 2 constraints. Update enable
10213 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10215 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
10216 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
10217 * optabs.h (enum optab_index): Add new OTI_lfloor.
10218 (lfloor_optab): Define corresponding macro.
10219 * optabs.c (init_optabs): Initialize lfloor_optab.
10220 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
10221 and lfloordi2 patterns.
10222 * builtins.c (expand_builtin_int_roundingfn): New prototype.
10223 (expand_builtin_int_roundingfn): New function.
10224 (fold_builtin_int_roundingfn): New prototype.
10225 (fold_builtin_int_roundingfn): New function, renamed from
10226 fold_builtin_lround.
10227 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
10228 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
10229 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
10230 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
10231 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
10232 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
10233 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
10234 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
10235 into lfloor built-in function and (long long int)floor{,f,l} into
10236 llfloor built-in function.
10237 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
10240 2005-04-08 Ian Lance Taylor <ian@airs.com>
10242 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
10243 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
10244 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
10245 (DO_COND, DO_BODY): Likewise.
10246 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
10247 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
10248 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
10249 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
10250 (build_continue_stmt, build_break_stmt): Don't declare.
10251 (c_do_switch_warnings): Update declaration.
10252 * c-gimplify.c (enum bc_t): Remove.
10253 (struct c_gimplify_ctx, ctxp): Remove.
10254 (push_context, pop_context): Remove static functions.
10255 (c_genericize): Don't call push_context or pop_context.
10256 (begin_bc_block, finish_bc_block): Remove static functions.
10257 (build_bc_goto): Likewise.
10258 (gimplify_c_loop): Likewise.
10259 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
10260 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
10261 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
10262 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
10263 * c-common.c (c_do_switch_warnings): Rename from
10264 c_do_switch_warnings_1.
10265 (c_do_switch_warnings) [old version]: Remove.
10266 (c_do_switch_expr_warnings): Remove.
10267 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
10268 function instead of c_do_switch_expr_warnings.
10269 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
10270 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
10271 * c-pretty-print.c (pp_c_statement): Likewise.
10272 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
10274 2005-04-08 Devang Patel <dpatel@apple.com>
10276 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
10277 While selecting replacement condition pay attention to loop header.
10279 2005-04-08 Diego Novillo <dnovillo@redhat.com>
10281 Merge from tree-cleanup-branch: VRP, store CCP, store
10282 copy-prop, incremental SSA updating of FUD chains and
10283 newly exposed symbols.
10285 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
10286 (OBJS-common): Add tree-vrp.o.
10287 (tree-vrp.o): New rule.
10288 * basic-block.h (nearest_common_dominator_for_set): Declare.
10289 * common.opt (ftree-store-ccp): New flag.
10290 (ftree-copy-prop): New flag.
10291 (ftree-vrp): New flag.
10292 (ftree-store-copy-prop): New flag.
10293 * dominance.c (nearest_common_dominator_for_set): New.
10294 * domwalk.c (walk_dominator_tree): Only traverse
10295 statements in blocks marked in walk_data->interesting_blocks.
10296 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
10297 * fold-const.c (fold): Handle ASSERT_EXPR.
10298 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
10299 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
10300 flag_tree_vrp at -O2.
10301 * timevar.def (TV_TREE_VRP): Define.
10302 (TV_TREE_COPY_PROP): Define.
10303 (TV_TREE_STORE_COPY_PROP): Define.
10304 (TV_TREE_SSA_INCREMENTAL): Define.
10305 (TV_TREE_STORE_CCP): Define.
10306 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
10307 to kill_redundant_phi_nodes from comment.
10308 (verify_expr): Handle ASSERT_EXPR.
10309 * tree-dfa.c (mark_new_vars_to_rename): Remove second
10310 argument. Update all users.
10311 (mark_call_clobbered_vars_to_rename): Remove. Update all
10313 * tree-flow-inline.h (unmodifiable_var_p): New.
10314 * tree-flow.h (enum value_range_type): Declare.
10315 (struct value_range_def): Declare.
10316 (value_range): Declare.
10317 (remove_all_phi_nodes_for): Remove. Update all users.
10318 (find_phi_node_for): Declare.
10319 (add_type_alias): Declare.
10320 (count_uses_and_derefs): Declare.
10321 (kill_redundant_phi_nodes): Remove.
10322 (rewrite_into_ssa): Remove.
10323 (rewrite_def_def_chains): Remove.
10324 (update_ssa, register_new_name_mapping, create_new_def_for,
10325 need_ssa_update_p, name_registered_for_update_p,
10326 release_ssa_name_after_update_ssa, dump_repl_tbl,
10327 debug_repl_tbl, dump_names_replaced_by,
10328 debug_names_replaced_by, mark_sym_for_renaming,
10329 mark_set_for_renaming, get_current_def, set_current_def,
10330 get_value_range, dump_value_range, debug_value_range,
10331 dump_all_value_ranges, debug_all_value_ranges,
10332 expr_computes_nonzero, loop_depth_of_name,
10333 unmodifiable_var_p): Declare.
10334 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
10336 * tree-into-ssa.c (block_defs_stack): Update comment.
10337 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
10338 syms_to_rename, names_to_release, repl_tbl,
10339 need_to_initialize_update_ssa_p, need_to_update_vops_p,
10340 need_to_replace_names_p): New locals.
10341 (NAME_SETS_GROWTH_FACTOR): Define.
10342 (struct repl_map_d): Declare.
10343 (struct mark_def_sites_global_data): Add field
10344 interesting_blocks.
10345 (enum rewrite_mode): Declare.
10346 (REGISTER_DEFS_IN_THIS_STMT): Define.
10347 (compute_global_livein): Use last_basic_block instead of
10349 (set_def_block): Remove last argument. Update all callers.
10350 (prepare_use_operand_for_rename): Remove. Update all callers.
10351 (prepare_def_operand_for_rename): Remove. Update all callers.
10352 (symbol_marked_for_renaming): New.
10353 (is_old_name): New.
10354 (is_new_name): New.
10355 (repl_map_hash): New.
10356 (repl_map_eq): New.
10357 (repl_map_free): New.
10358 (names_replaced_by): New.
10359 (add_to_repl_tbl): New.
10360 (add_new_name_mapping): New.
10361 (mark_def_sites): Assume that all the operands in the
10362 statement are in normal form.
10363 (find_idf): Assert that the block in the stack is valid.
10364 (get_default_def_for): New.
10365 (insert_phi_nodes_for): Add new argument 'update_p'.
10367 If update_p is true, add a new mapping between the LHS of
10368 each new PHI and the name that it replaces.
10369 (insert_phi_nodes_1): Only call find_idf if needed.
10370 (get_reaching_def): Call get_default_def_for.
10371 (rewrite_operand): Remove.
10372 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
10373 and REWRITE_THIS_STMT are false.
10374 Assume that all the operands in the statement are in
10376 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
10377 (rewrite_virtual_phi_arguments): Remove.
10378 (invalidate_name_tags): Remove.
10379 (register_new_update_single, register_new_update_set,
10380 rewrite_update_init_block, replace_use,
10381 rewrite_update_fini_block, rewrite_update_stmt,
10382 rewrite_update_phi_arguments): New.
10383 rewrite_blocks): Remove argument 'fix_virtual_phis'.
10384 Add arguments 'entry', 'what' and 'blocks'.
10385 Initialize the dominator walker according to 'what' and
10387 Start the dominator walk at 'entry'.
10388 (mark_def_site_blocks): Add argument 'interesting_blocks'.
10389 Use it to configure the dominator walker.
10390 (rewrite_into_ssa): Remove argument 'all'.
10392 (rewrite_all_into_ssa): Remove.
10393 (rewrite_def_def_chains): Remove.
10394 (mark_def_interesting, mark_use_interesting,
10395 prepare_phi_args_for_update, prepare_block_for_update,
10396 prepare_def_site_for, prepare_def_sites,
10397 dump_names_replaced_by, debug_names_replaced_by,
10398 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
10399 delete_update_ssa, create_new_def_for,
10400 register_new_name_mapping, mark_sym_for_renaming,
10401 mark_set_for_renaming, need_ssa_update_p,
10402 name_registered_for_update_p, ssa_names_to_replace,
10403 release_ssa_name_after_update_ssa,
10404 insert_updated_phi_nodes_for, update_ssa): New.
10405 * tree-loop-linear.c (linear_transform_loops): Call
10406 update_ssa instead of rewrite_into_ssa.
10407 * tree-optimize.c (vars_to_rename): Remove.
10409 (init_tree_optimization_passes): Replace
10410 pass_redundant_phi with pass_copy_prop.
10412 Replace pass_ccp with pass_store_ccp.
10413 Add pass_store_copy_prop after pass_store_ccp.
10414 (execute_todo): If the TODO_ flags don't include updating
10415 the SSA form, assert that it does not need to be updated.
10416 Call update_ssa instead of rewrite_into_ssa and
10417 rewrite_def_def_chains.
10418 If TODO_verify_loops is set, call verify_loop_closed_ssa.
10419 (tree_rest_of_compilation):
10420 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
10421 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
10422 TODO_cleanup_cfg): Renumber.
10423 (TODO_verify_loops, TODO_update_ssa,
10424 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
10425 TODO_update_ssa_only_virtuals): Define.
10426 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
10428 * tree-phinodes.c (make_phi_node): Update documentation.
10429 (remove_all_phi_nodes_for): Remove.
10430 (find_phi_node_for): New.
10431 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
10432 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
10433 (interpret_rhs_modify_expr): Likewise.
10434 * tree-sra.c (decide_instantiations): Mark all symbols in
10435 SRA_CANDIDATES for renaming.
10436 (mark_all_v_defs_1): Rename from mark_all_v_defs.
10437 (mark_all_v_defs): New function. Update all users to call it
10438 with the whole list of scalarized statements, not just the
10440 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
10441 (compute_flow_insensitive_aliasing): If the tag is
10442 unmodifiable and the variable isn't or vice-versa, don't
10443 make them alias of each other.
10444 (setup_pointers_and_addressables): If the type tag for
10445 VAR is about to change, mark the old one for renaming.
10446 (add_type_alias): New.
10447 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
10448 (ccp_lattice_t): Rename from latticevalue.
10449 (value): Remove. Update all users.
10450 (const_val): New local variable.
10451 (do_store_ccp): New local variable.
10452 (dump_lattice_value): Handle UNINITIALIZED.
10453 (debug_lattice_value): New.
10454 (get_default_value): Re-write.
10455 (set_lattice_value): Re-write.
10456 (def_to_varying): Remove. Update all users.
10457 (likely_value): Return VARYING for statements that make
10458 stores when STORE_CCP is false.
10459 Return VARYING for any statement other than MODIFY_EXPR,
10460 COND_EXPR and SWITCH_EXPR.
10461 (ccp_initialize): Re-write.
10462 (replace_uses_in, replace_vuse_in, substitute_and_fold):
10463 Move to tree-ssa-propagate.c.
10464 (ccp_lattice_meet): Handle memory stores when
10465 DO_STORE_CCP is true.
10466 (ccp_visit_phi_node): Likewise.
10467 (ccp_fold): Likewise.
10468 (evaluate_stmt): Likewise.
10469 (visit_assignment): Likewise.
10470 (ccp_visit_stmt): Likewise.
10471 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
10474 (pass_ccp): Use it.
10475 (do_ssa_store_ccp): New.
10476 (gate_store_ccp): New.
10477 (pass_store_ccp): Declare.
10478 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
10479 (may_propagate_copy): Reformat.
10480 Don't abort if ORIG is a virtual and DEST isn't.
10481 If NEW does not have alias information but DEST does,
10483 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
10484 copy_prop_kind, which_copy_prop): Declare.
10485 (stmt_may_generate_copy, get_copy_of_val,
10486 get_last_copy_of, set_copy_of_val, dump_copy_of,
10487 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
10488 copy_prop_visit_stmt, copy_prop_visit_phi_node,
10489 init_copy_prop, fini_copy_prop, execute_copy_prop,
10490 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
10491 store_copy_prop): New.
10492 (pass_copy_prop, pass_store_copy_prop): Declare.
10493 * tree-ssa-dom.c (struct opt_stats_d): Add fields
10494 'num_const_prop' and 'num_copy_prop'.
10495 (cprop_operand): Update them.
10496 (dump_dominator_optimization_stats): Dump them.
10497 (tree_ssa_dominator_optimize): Call update_ssa instead of
10499 (loop_depth_of_name): Declare extern.
10500 (simplify_cond_and_lookup_avail_expr): Guard against NULL
10501 values for LOW or HIGH.
10502 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
10503 (record_equivalences_from_stmt): Call expr_computes_nonzero.
10504 (cprop_operand): Only propagate if VAL != OP.
10505 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
10506 statement for renaming.
10507 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
10508 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
10509 add_type_alias if necessary.
10510 Call mark_new_vars_to_rename.
10511 (tree_ssa_iv_optimize): If new symbols need to be renamed,
10512 mark every statement updated, call update_ssa and
10513 rewrite_into_loop_closed_ssa.
10514 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
10515 from LIVEIN if VAR is a virtual.
10516 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
10517 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
10518 (get_call_expr_operands): Reformat statement.
10519 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
10521 * tree-ssa-propagate.c (ssa_prop_init): Initialize
10522 SSA_NAME_VALUE for every name.
10523 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10524 get_value_loaded_by): New.
10525 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
10526 substitute_and_fold): Move from tree-ssa-ccp.c.
10527 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
10528 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10529 get_value_loaded_by, replace_uses_in, substitute_and_fold):
10531 * tree-ssa.c (verify_use): Fix error message.
10532 (propagate_into_addr, replace_immediate_uses, get_eq_name,
10533 check_phi_redundancy, kill_redundant_phi_nodes,
10534 pass_redundant_phi): Remove. Update all users.
10535 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10536 add_type_alias, if necessary.
10537 * tree-vectorizer.h (struct _stmt_vect_info): Update
10538 documentation for field 'memtag'.
10539 * tree-vrp.c: New file.
10540 * tree.def (ASSERT_EXPR): Define.
10541 * tree.h (ASSERT_EXPR_VAR): Define.
10542 (ASSERT_EXPR_COND): Define.
10543 (SSA_NAME_VALUE_RANGE): Define.
10544 (struct tree_ssa_name): Add field 'value_range'.
10545 (PHI_REWRITTEN): Remove.
10546 (struct tree_phi_node): Remove field 'rewritten'.
10547 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
10548 -ftree-store-copy-prop): Document.
10549 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
10550 Document usage of update_ssa.
10552 2005-04-08 David Edelsohn <edelsohn@gnu.org>
10555 * config/rs6000/predicates.md (altivec_register_operand): Accept
10557 (and64_operand): Do not limit CONST_INT to mask64_operand.
10558 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
10559 (and_operand): Do not limit CONST_INT to mask_operand.
10561 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
10563 PR rtl-optimization/20466
10564 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
10565 for overlap of the address of each list member.
10566 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
10568 2005-04-08 Mike Stump <mrs@apple.com>
10570 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
10572 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
10575 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10577 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
10579 * function.c (push_function_context_to): Don't set
10580 contains_functions.
10581 * function.h (function): Remove contains_functions.
10582 (current_function_contains_functions): Remove.
10584 * function.h (function): Remove instrument_entry_exit.
10585 (current_function_instrument_entry_exit): Remove.
10587 * function.h (nonlocal_labels): Remove.
10589 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
10591 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
10592 (check_attr_value, write_attr_get, write_expr_attr_cache,
10593 find_attr, make_internal_attr): Don't reference negative_ok or
10595 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
10596 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
10597 (ATTR_STATIC): Adjust the value.
10599 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
10601 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
10603 * config/s390/tpf.h (ASM_SPEC): Define.
10605 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10607 * tree-flow.h: Remove the prototype for
10608 redirect_immediate_uses.
10609 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
10611 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
10613 * arm.c (arm_const_double_by_parts): New function.
10614 * arm-protos.h (arm_const_double_by_parts): Add prototype.
10615 * arm.md (define_split for 64-bit constants): Add another one.
10617 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
10619 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
10621 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10623 * system.h: Revert last change.
10625 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
10627 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
10628 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
10629 (TARGET_SWITCHES): Delete.
10630 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10631 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
10632 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
10633 * config/xtensa/xtensa.opt: New file.
10635 2005-04-08 Ben Elliston <bje@au.ibm.com>
10637 * config/fp-bit.c: Include L_mul_tf in #endif comment.
10638 * config/fp-bit.h: Tidy comments.
10640 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10642 * system.h: Poison PARAMS.
10644 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
10646 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
10647 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
10648 (TARGET_SWITCHES): Delete.
10649 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10650 * config/vax/vax.opt: New file.
10652 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
10654 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
10656 2005-04-07 Ian Lance Taylor <ian@airs.com>
10658 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
10660 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
10661 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
10664 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
10666 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
10667 all immediate uses in PHI nodes.
10669 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
10671 * arm.c (arm_const_double_inline_cost): Handle any constant by
10672 using gen_lowpart and gen_highpart_mode.
10673 (note_invalid_constants): All constants in an RTX with a constraint
10674 that permits memory are now pushed to the constant pool.
10675 (output_move_double): Delete code to handle reg to reg and
10676 constant to reg moves.
10677 (const_double_needs_minipool, output_mov_immediate): Delete.
10678 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
10679 CONST_INT and CONST_VECTOR.
10680 * arm.md (ANY64): New mode macro.
10681 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
10682 (movdf_soft_insn): Split reg-reg and const-reg moves.
10683 (split patterns for 64-bit constant and register moves): New.
10684 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
10685 (cirrus_movdf_hard_insn): Likewise.
10686 * fpa.md (movdf_fpa): Likewise.
10687 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
10688 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
10690 (movv2si_internal_2): Likewise.
10691 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
10692 (movdf_vfp): Likewise.
10693 * arm-protos.h (output_mov_immediate): Delete prototype.
10695 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
10698 * simplify-rtx.c (simplify_unary_operation_1): Check
10699 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
10701 2005-04-06 James E Wilson <wilson@specifixinc.com>
10704 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
10707 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10709 * coverage.h (GCOV_TYPE_NODE): Delete.
10710 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
10711 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
10712 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
10713 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
10714 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
10716 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10719 * Makefile.in (gcc.pot): Remove options.c dependency.
10720 * optc-gen.awk: Don't quote help strings with N_().
10722 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
10724 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
10725 the function returns a pointer type.
10727 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
10729 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
10730 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
10731 * doc/invoke.texi: Documnet salias-max-implicit-fields.
10732 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
10733 explicit_uses members.
10734 (get_or_create_used_part_for): Initialize new fields.
10735 (fieldoff_compare): New function.
10736 (create_overlap_variables_for): Count number of fields, use
10737 heuristic to determine whether to create subvars for vars with
10738 only implicit uses.
10739 Sort the field list by offset and avoid creating duplicate SFT's.
10741 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10743 * c.opt (-F): Remove trailing whitespace from help string.
10744 (-finput-charset): Use a tab to separate the switch name and help
10746 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
10747 (-ftree-vectorizer-verbose): Likewise.
10749 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10751 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
10752 a PHI argument where a use occurs instead of all PHI arguments.
10754 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
10756 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
10759 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10761 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
10762 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
10763 config/bfin/bfin.h: Fix comment typos.
10765 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
10767 * doc/install.texi: Update the URL for Jacks.
10768 * doc/sourcebuild.texi: Likewise.
10770 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10773 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
10774 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
10776 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10778 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
10780 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10782 * config/v850/v850-protos.h (override_options): Delete.
10783 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
10784 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
10785 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
10786 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
10787 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
10788 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
10789 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
10790 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
10791 (OVERRIDE_OPTIONS): Delete.
10792 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
10793 (small_memory_info): Remove the value field.
10794 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
10795 TARGET_NO_APP_REGS.
10796 * config/v850/v850.c (small_memory): Remove the value field.
10797 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10798 (override_options): Delete.
10799 (v850_handle_memory_option, v850_handle_option): New functions.
10800 * config/v850/v850.opt: New file.
10802 2005-04-06 Geoffrey Keating <geoffk@apple.com>
10804 * config.host: Add a section for generic hosts, and a subsection
10805 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
10806 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
10807 * config/host-darwin.h: New.
10808 * config/x-darwin: New.
10809 * config/i386/host-i386-darwin.c: New.
10810 * config/i386/x-darwin: New.
10811 * config/rs6000/host-darwin.c: Include host-darwin.h.
10812 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
10813 (darwin_rs6000_gt_pch_use_address): Likewise.
10814 * config/rs6000/x-darwin: Change name of .o built, update
10815 dependencies for changes to rs6000/host-darwin.c.
10817 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10820 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
10822 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
10824 * tree-vect-analyze.c (vect_analyze_loop_form): Call
10825 split_loop_exit_edge instead of loop_split_edge_with.
10827 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
10829 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
10830 UNSPEC_SET_VSCR): New constants, used throughout.
10831 (*andc3_v4sf): New.
10832 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
10834 (altivec_vspltis<VI_char>): ... this pattern, using
10835 a QImode const_int_operand for the immediate.
10836 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
10839 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10842 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
10844 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10846 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
10848 2005-04-06 Ben Elliston <bje@au.ibm.com>
10850 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
10851 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
10852 macros as living in "this file" and not gcc.h.
10854 2005-04-06 Ben Elliston <bje@au.ibm.com>
10856 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
10857 -ftree-live_range_split. Perhaps renamed at some point?
10859 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10862 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
10863 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
10865 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10867 * tree-flow.h (number_of_iterations_cond): Declaration removed.
10868 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
10869 (number_of_iterations_special): New function.
10870 (number_of_iterations_exit): Use number_of_iterations_special.
10871 Use simplify_using_outer_evolutions only at -O3.
10872 (number_of_iterations_cond, tree_simplify_using_condition,
10873 simplify_using_initial_conditions, loop_niter_by_eval,
10874 compare_trees, can_count_iv_in_wider_type_bound,
10875 simplify_using_outer_evolutions): Use fold_build.
10877 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
10879 * doc/install.texi (Configuration): Document --with-java-home.
10881 2005-04-05 Richard Henderson <rth@redhat.com>
10885 * config/i386/i386.c (print_operand): Handle vector zeros.
10886 (ix86_split_to_parts): Handle CONST_VECTOR.
10887 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
10888 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
10889 what modes to tie for MMX and SSE registers.
10890 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
10891 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
10892 to vector modes as well.
10893 * config/i386/predicates.md (const0_operand): Handle VOIDmode
10894 properly as an input mode.
10896 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10898 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
10900 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10902 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
10904 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10906 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
10907 and local functions, set sse_nregs to 8 and float_in_sse.
10908 (function_arg_advance, function_arg): If float_in_sse, pass
10909 SFmode and DFmode arguments in SSE registers.
10910 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
10912 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
10913 of -funit-at-a-time.
10915 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10917 * config/i386/i386-protos.h (ix86_function_value): Accept two
10918 arguments, like the target macro.
10919 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
10920 * config/i386/i386.c (ix86_function_value): Accept the second
10921 argument of the target macro.
10922 (ix86_function_ok_for_sibcall): Pass a function pointer to
10923 ix86_function_value.
10924 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
10925 call to ix86_value_regno).
10926 (ix86_value_regno): Add support for returning floating point values
10929 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10931 PR tree-optimization/20076
10932 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
10933 that call __builtin_return or __builtin_apply_args.
10935 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10937 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
10938 Use immediate use iterator.
10939 (stmt_is_bumper_for_loop): Use immediate use iterator.
10940 * predict.c (strip_builtin_expect): Use update_stmt.
10941 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
10942 on all elements of a STATEMENT_LIST.
10943 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
10944 (bsi_remove): Remove imm_use links and mark the stmt as modified.
10945 (bsi_replace): Mark stmt as modified and the update it.
10946 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
10947 (expand_complex_libcal): Call update_stmt.
10948 (expand_complex_comparison): Call mark_stmt_modified.
10949 (expand_complex_operations_1): Call update_stmt_if_modified.
10950 (expand_vector_operations_1): Call mark_stmt_modified.
10951 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
10952 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
10953 add_immediate_use, redirect_immediate_use,
10954 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
10955 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
10956 (mark_new_vars_to_rename): Call update_stmt.
10957 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
10958 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
10960 (unmodify_stmt): Delete.
10961 (update_stmt): New. Force an update of a stmt.
10962 (update_stmt_if_modified): update a stmt if it is out of date.
10963 (get_stmt_operands): Verify stmt is NOT modified.
10964 (stmt_modified_p): Update comment.
10965 (delink_imm_use): Remove a use node from its immuse list.
10966 (link_imm_use_to_list): Link a use node to a specific list.
10967 (link_imm_use): Link a node to the correct list.
10968 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
10969 it in the correct list, if appropriate.
10970 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
10971 (relink_imm_use): Link a use node in place of another node in a list.
10972 (relink_imm_use_stmt): LInk a node in place of another node, and set
10974 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
10975 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
10976 (first_safe_imm_use): New. Initialize a safe immuse iterator.
10977 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
10978 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
10979 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
10980 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
10981 (has_zero_uses): New. Return true if there are no uses of a var.
10982 (has_single_use): New. Return true if there is only a single use of a
10984 (single_imm_use): New. Return the simgle immediate use.
10985 (num_imm_uses): New. Return the number of immediate uses.
10986 (get_v_must_def_ops): Use is now a pointer.
10987 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
10988 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
10990 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
10991 (delink_stmt_imm_use): Delink all immuses from a stmt.
10992 (phi_arg_index_from_use): New. Return a phi arg index for a use.
10993 * tree-flow.h (struct dataflow_d): Delete.
10994 (immediate_use_iterator_d): New. Immediate use iterator struct.
10995 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
10996 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
10997 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
10999 (struct stmt_ann_d): Remove dataflow_t from struct.
11000 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
11001 (if_convertible_phi_p): Use FAST immuse iterator.
11002 (if_convertible_loop_p): Don't call compute_immediate_uses.
11003 (replace_phi_with_cond_modify_expr): Call update_stmt.
11004 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
11005 update_stmt_if_modified.
11006 (rewrite_all_into_ssa): Initialize ssa operands.
11007 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
11008 compute_immediate_uses.
11009 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
11010 ssa_property is available.
11011 (execute_one_pass): Change parameters passed to execute_todo.
11012 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
11013 (remove_ssa_form): Call fini_ssa_operands.
11014 (insert_backedge_copies): Delete call to modify_stmt.
11015 * tree-phinodes.c (make_phi_node): Initialize use nodes.
11016 (release_phi_node): Delink any use nodes before releasing.
11017 (resize_phi_node): Relink any use nodes.
11018 (remove_phi_arg_num): Delink the use node.
11019 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
11020 (remove_all_phi_nodes_for): Release phi node first.
11021 * tree-pretty-print.c (dump_generic_node): Print stmt address.
11022 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
11023 (scalarize_use, scalarize_copy): Call update_stmt.
11024 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
11025 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
11026 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
11027 (ccp_initialize): Remove call to compute_immediate_uses.
11028 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
11029 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
11031 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
11032 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
11033 (eliminate_redundant_computations): Call mark_stmt_modified.
11034 (cprop_operand): Call mark_stmt_modified.
11035 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
11036 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
11037 (dse_optimize_stmt): Use new immuse interface.
11038 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
11039 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
11040 (substitute_single_use_vars): Use new immuse interface.
11041 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
11042 and compute_immediate_uses.
11043 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
11045 (rewrite_mem_refs): Call update_stmt.
11046 (determine_lsm): Remove call to compute_imm_uses and free_df.
11047 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
11048 (try_unroll_loop_completely): Call update_stmt.
11049 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
11050 (rewrite_use_compare): Call update_stmt.
11051 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
11052 (rewrite_use) : Call update_stmt.
11053 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
11054 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
11056 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
11057 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
11058 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
11060 (initialize_vuse_operand): New. Initialize a vuse operand.
11061 (initialize_v_may_def_operand): New. Initialize a maydef operand.
11062 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
11063 (finalize_ssa_defs): Use stmt parameter.
11064 (correct_use_link): Ensure a use node is in the correct list, and has
11065 the correct stmt pointer.
11066 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
11067 finalize_ssa_v_must_defs): Also initialize use nodes.
11068 (finalize_ssa_stmt_operands): Pass extra stmt operands.
11069 (build_ssa_operands): Seperate parsing from final operand construction.
11070 (parse_ssa_operands): New. Parse entry point for operand building.
11071 (swap_tree_operands): New. Swap 2 tree operands.
11072 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
11074 (get_expr_operands): Call swap_tree_operands when needed.
11075 (copy_virtual_operands): Use initialize routines for virtual use ops.
11076 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
11077 (verify_abort): New. Issue imm_use error.
11078 (verify_imm_links): New Verify imm_use links for a var.
11079 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
11080 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
11081 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
11082 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
11083 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
11084 (NULL_USE_OPERAND_P) Define.
11085 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
11087 (struct vuse_operand_type): New struct.
11088 (SET_USE): Call set_ssa_use_from_ptr.
11089 (USE_STMT): Define.
11090 (PHI_ARG_INDEX_FROM_USE): Define.
11091 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
11092 argument via SET_USE, not PHI_ARG_DEF_TREE.
11093 * tree-ssa-pre.c (eliminate): Call update_stmt.
11094 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
11096 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
11097 (nearest_common_dominator_of_uses): Use imm_use iterator.
11098 (statement_sink_location): Use imm_use iterator and interface.
11099 (execute_sink_code): Don't call compute_immediate_uses or free-df.
11100 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
11101 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
11102 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
11103 (verify_ssa): Ensure no stmt is marked modify after optimization pass
11104 if new parameter is true.
11105 (init_tree_ssa): Don't initialize operand cache here.
11106 (delete_tree_ssa): Don't destroy operand cache here.
11107 (propagate_into_addr): Pass in a use pointer, return true if anything
11109 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
11110 (check_phi_redundancy): Use imm_use iterator.
11111 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
11113 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
11114 (release_ssa_name): Delink node and all elements in its imm_use list.
11115 * tree-tailcall.c (adjust_return_value): Call update_stmt.
11116 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
11117 * tree-vectorizer.c (need_imm_uses_for): Delete.
11118 (vectorize_loops): Dont call compute_immediate_uses or free_df.
11119 * tree.h (struct ssa_imm_use_d): Define.
11120 (SSA_NAME_IMM_USE_NODE): Define.
11121 (struct tree_ssa_name): Add imm_use node.
11123 (PHI_ARG_IMM_USE_NODE): Define.
11124 (struct phi_arg_d): Add imm_use node.
11125 (struct tree_phi_node): Remove struct dataflow_d element.
11126 (TDF_STMTADDR): Define.
11128 2005-04-05 Dale Johannesen <dalej@apple.com>
11130 * doc/invoke.texi (Optimization Options): Remove
11131 duplicate -fcse-follow-jumps. Add -fweb.
11132 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
11133 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
11135 2005-04-05 Per Bothner <per@bothner.com>
11137 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
11138 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
11139 (warn_uninit): Get EXPR_LOCUS from context now instead.
11140 This fixes a USE_MAPPED_LOCATION testsuite failure.
11142 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
11144 2005-04-05 Per Bothner <per@bothner.com>
11146 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
11147 of the artification 'return 0' in main() to BUILTINS_LOCATION.
11148 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
11151 2004-04-05 Devang Patel <dpatel@apple.com>
11153 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
11154 (lhsr<mode>3): ... new name.
11155 (altivec_vsra<VI_char>): Rename to ..
11156 (ashr<mode>3): ... new name.
11157 * config/rs6000/rs6000.c (builtin_description): Rename shift
11160 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
11162 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
11163 gen_lowpart_for_combine.
11164 * cse.c (gen_lowpart_if_possible): Move...
11165 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
11166 gen_lowpart_SUBREG.
11167 (gen_lowpart_no_emit_general): Use it.
11169 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11171 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
11174 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
11176 * system.h: Fix typo.
11178 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
11180 * config/bfin/bfin-modes.def: New file.
11181 * config/bfin/bfin-protos.h: New file.
11182 * config/bfin/bfin.c: New file.
11183 * config/bfin/bfin.h: New file.
11184 * config/bfin/bfin.md: New file.
11185 * config/bfin/bfin.opt: New file.
11186 * config/bfin/crti.s: New file.
11187 * config/bfin/crtn.s: New file.
11188 * config/bfin/elf.h: New file.
11189 * config/bfin/lib1funcs.asm: New file.
11190 * config/bfin/predicates.md: New file.
11191 * config/bfin/t-bfin: New file.
11192 * config/bfin/t-bfin-elf: New file.
11193 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
11194 Document new attributes.
11195 (interrupt, interrupt_handler, saveall): Update documentation for
11197 * doc/install.texi (Specific): Add entry for the Blackfin.
11198 * doc/invoke.texi (Blackfin Options): New section.
11199 * doc/md.texi (Blackfin family): New section to document constraints.
11200 * config.gcc: Add bfin*-* and bfin*-elf configurations.
11202 2005-04-05 Olivier Hainque <hainque@adacore.com>
11204 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
11205 match what the system unwinder expects.
11206 * config/mips/mips.c (mips_frame_set): If we're saving the return
11207 address register and the dwarf return address column number differs
11208 from the hard register number, adjust the note reg to refer to the
11211 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
11213 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
11214 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
11215 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11216 (processor_type): New enum.
11217 (mn10300_processor): New variable.
11218 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
11219 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
11220 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11221 (PROCESSOR_DEFAULT): New macro.
11222 * config/mn10300/mn10300.c (mn10300_processor): New variable.
11223 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11224 (mn10300_handle_option, mn10300_override_options): New functions.
11225 * config/mn10300/mn10300.opt: New file.
11227 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11228 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
11230 PR tree-optimization/19903
11231 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
11232 that don't fit in their type after conversion.
11234 2005-04-05 Uros Bizjak <uros@kss-loka.si>
11237 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
11238 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
11239 Allocate local stack slots here. Set ix86_optimize_mode_switching.
11240 flag here. Implement using define_insn_and_split.
11241 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
11242 (frndintxf2_mask_pm_i387): New insn patterns.
11243 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
11244 Do not set ix86_optimize_mode_switching flag.
11245 (ceilsf2, ceildf2, ceilxf2): Same.
11246 (btruncsf2, btruncdf2, btruncxf2): Same.
11247 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
11249 2005-04-05 Ian Lance Taylor <ian@airs.com>
11252 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
11253 i386_pe_record_external_function.
11254 (i386_pe_record_external_function): Update declaration.
11255 * config/i386/winnt.c (struct extern_list): Add decl field.
11256 (i386_pe_record_external_function): Add decl parameter.
11257 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
11259 * config/i386/i386-protos.h (i386_pe_record_external_function):
11260 Update declaration.
11262 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
11264 * config/m68k/m68k-protos.h: Add a prototype for
11265 valid_dbcc_comparison_p_2.
11266 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
11267 extend_operator, const_uint32_operand, const_sint32_operand,
11268 general_src_operand, nonimmediate_src_operand,
11269 memory_src_operand, post_inc_operand, pre_dec_operand,
11270 pcrel_address): Move to predicates to predicates.md.
11271 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
11272 * config/m68k/m68k.md: Include predicates.md.
11273 * config/m68k/predicates.md: New.
11275 2005-04-04 Roger Sayle <roger@eyesopen.com>
11277 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
11279 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
11281 2005-04-04 Ian Lance Taylor <ian@airs.com>
11283 * c-typeck.c (struct c_switch): Rename switch_stmt field to
11285 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
11286 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
11287 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
11288 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
11289 * c-common.c (c_do_switch_warnings_1): New static function broken
11290 out of c_do_switch_warnings.
11291 (c_do_switch_warnings): Call c_do_switch_warnings_1.
11292 (c_do_switch_expr_warnings): New function.
11293 * c-common.h (c_do_switch_expr_warnings): Declare.
11295 2005-04-04 David Edelsohn <edelsohn@gnu.org>
11296 Daniel Jacobowitz <dan@codesourcery.com>
11298 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
11300 * rtlanal.c (may_trap_p): Same.
11302 2005-04-04 Dale Johannesen <dalej@apple.com>
11304 * ChangeLog: remove reference to ChangeLog.12.
11306 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
11308 CRIS epilogue as RTL.
11309 * config/cris/cris.md: Change all 0 in unspec 0 to
11311 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
11312 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
11314 ("return"): Change to define_expand. Call cris_expand_return for
11316 ("*return_expanded"): New pattern.
11317 ("epilogue"): New define_expand.
11318 * config/cris/cris.h (PREDICATE_CODES): Add
11319 cris_load_multiple_op.
11320 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
11322 (enum cris_retinsn_type): New.
11323 (struct machine_function): New member return_type.
11324 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
11325 (cris_target_asm_function_epilogue): Remove, moving RTLified
11327 (cris_expand_epilogue): New function.
11328 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
11329 (cris_gen_movem_load, cris_load_multiple_op)
11330 (cris_return_address_on_stack_for_return, cris_expand_return): New
11332 (cris_target_asm_function_prologue)
11333 (cris_initial_frame_pointer_offset): Call
11334 cris_reg_saved_in_regsave_area instead of complicated expression.
11335 Call cris_return_address_on_stack instead of an expression.
11336 (cris_print_operand) <case 'o', case 'O'>: New cases.
11337 (cris_return_address_on_stack): Change return-type to bool.
11338 (cris_simple_epilogue): Ditto. Return false if registers are
11340 * config/cris/cris-protos.h (cris_simple_epilogue)
11341 (cris_return_address_on_stack): Adjust prototype return type.
11342 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
11343 (cris_return_address_on_stack_for_return): New prototypes.
11345 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11347 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
11348 gpr_or_int12_operand.
11350 * config/frv/frv-protos.h: Add a prototype to
11351 frv_legitimate_memory_operand and frv_const_unspec_p.
11352 (frv_unspec): Move from frv.c.
11353 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
11354 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
11355 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
11356 gpr_or_fpr_operand, gpr_or_int12_operand,
11357 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
11358 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
11359 int6_operand, int5_operand, uint5_operand, uint4_operand,
11360 uint1_operand, int_2word_operand, uint16_operand,
11361 upper_int16_operand, integer_register_operand,
11362 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
11363 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
11364 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
11365 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
11366 move_destination_operand, movcc_fp_destination_operand,
11367 frv_function_symbol_referenced_p, move_source_operand,
11368 condexec_dest_operand, condexec_source_operand,
11369 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
11370 const_unspec_operand, gpr_or_memory_operand,
11371 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
11372 icc_operand, fcc_operand, cc_operand, icr_operand,
11373 fcr_operand, cr_operand, call_operand, sibcall_operand,
11374 symbolic_operand, relational_operator,
11375 integer_relational_operator, float_relational_operator,
11376 ccr_eqne_operator, minmax_operator,
11377 condexec_si_binary_operator, condexec_si_media_operator,
11378 condexec_si_divide_operator, condexec_si_unary_operator,
11379 condexec_sf_conv_operator, condexec_sf_add_operator,
11380 condexec_memory_operand, intop_compare_operator, acc_operand,
11381 even_acc_operand, quad_acc_operand, accg_operand: Move to
11383 * config/frv/frv.h (PREDICATE_CODES): Remove.
11384 * config/frv/frv.md: Include predicates.md.
11385 * config/frv/predicates.md: New.
11387 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11390 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
11391 * tree-ssa-loop-ivopts.c: Include langhooks.h.
11392 (add_standard_iv_candidates_for_size): New function, extracting code
11393 from add_standard_iv_candidates and parameterizing it by type size.
11394 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
11396 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11398 * system.h (GCOV_SIZE_TYPE): Unposion.
11399 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
11400 (GCOV_TYPE_SIZE): ...this new macro.
11401 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
11402 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
11403 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
11404 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
11405 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
11406 instead of unsigned_intSI_type_node.
11407 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
11408 (rtl_gen_one_value_profiler_no_edge_manipulation)
11409 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
11410 * value-prof.c: Include coverage.h.
11412 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
11413 Diego Novillo <dnovillo@redhat.com>
11415 Fix PR tree-optimization/20703
11416 Fix PR tree-optimization/20725
11418 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
11419 (create_expression_by_pieces): Ditto.
11420 (valid_in_set): Ditto. Also handle tcc_declaration.
11421 (find_or_generate_expression): Handle comparison class.
11422 (insert_into_preds_of_block): Ditto.
11423 (insert_aux): Ditto.
11424 (create_value_expr_from): Handle comparison class, recursively
11425 handle reference nodes.
11426 (compute_avail): Handle comparison classes, rewrite a little cleaner.
11427 (execute_pre): Fix spacing.
11428 (do_fre): Renamed to execute_fre.
11430 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11432 * doc/invoke.texi (SPARC options): Document that
11433 -mlittle-endian is not supported on Linux either.
11435 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11439 * config.gcc (Obsolete configurations): Remove
11440 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
11441 (sparclite-*-coff*): Delete.
11442 (sparclite-*-elf*): Likewise.
11443 (sparc86x-*-elf*): Likewise.
11444 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
11445 * config/sparc/lite.h: Delete.
11446 * config/sparc/litecoff.h: Likewise.
11447 * config/sparc/liteelf.h: Likewise.
11448 * config/sparc/sp86x-elf.h: Likewise.
11449 * config/sparc/t-sparclite: Likewise.
11450 * config/sparc/t-sp86x: Likewise.
11452 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
11454 * config/s390/s390-protos.h: (s390_comparison,
11455 s390_alc_comparison, s390_slb_comparison, const0_operand,
11456 consttable_operand, larl_operand, s_operand,
11457 shift_count_operand, bras_sym_operand, load_multiple_operation,
11458 store_multiple_operation, s390_plus_operand): Remove prototypes.
11459 (s390_legitimate_address_without_index_p): New prototype.
11460 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
11462 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
11463 const0_operand, consttable_operand, larl_operand, s_operand,
11464 shift_count_operand, bras_sym_operand, load_multiple_operation,
11465 store_multiple_operation, s390_plus_operand): Move to
11467 (check_mode): Remove.
11468 (s390_branch_condition_mask): Remove 'static'. Move prototype to
11470 (s390_legitimate_address_without_index_p): New.
11471 * config/s390/s390.h (PREDICATE_CODES): Remove.
11472 * config/s390/s390.md: Include predicates.md.
11473 * config/s390/predicates.md: New.
11475 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11478 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
11479 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
11480 (NEED_INDICATE_EXEC_STACK): Define to 1.
11481 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
11482 (NEED_INDICATE_EXEC_STACK): Define to 1.
11483 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
11484 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
11485 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
11486 (pic_helper_emitted_p): New global.
11487 (emit_pic_helper): New function extracted from...
11488 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
11489 Do not call emit_pic_helper if delay_pic_helper is true.
11490 (sparc_expand_prologue): Pass 'false' to load_pic_register.
11491 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
11492 (sparc_file_end): New function.
11494 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11496 * config/mcore/mcore-protos.h: Remove the prototypes for
11497 mcore_arith_reg_operand, mcore_general_movsrc_operand,
11498 mcore_general_movdst_operand, mcore_reload_operand,
11499 mcore_arith_J_operand, mcore_arith_K_operand,
11500 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
11501 mcore_arith_K_S_operand, mcore_arith_imm_operand,
11502 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11503 mcore_literal_K_operand, mcore_addsub_operand,
11504 mcore_compare_operand, mcore_load_multiple_operation,
11505 mcore_store_multiple_operation, mcore_call_address_operand.
11506 Add a prototype for const_ok_for_mcore.
11507 * config/mcore/mcore.c (mcore_call_address_operand,
11508 mcore_general_movsrc_operand, mcore_general_movdst_operand,
11509 mcore_arith_reg_operand, mcore_reload_operand,
11510 mcore_arith_J_operand, mcore_arith_K_operand,
11511 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
11512 mcore_arith_M_operand, mcore_arith_imm_operand,
11513 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11514 mcore_literal_K_operand, mcore_addsub_operand,
11515 mcore_compare_operand, mcore_load_multiple_operation,
11516 mcore_store_multiple_operation): Move to predicates.md.
11517 (const_ok_for_mcore): Export.
11518 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
11519 * config/mcore/mcore.md: Include predicates.md.
11520 * config/mcore/predicates.md: New.
11522 * config/mcore/predicates.md: Fix a comment typo.
11524 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
11525 Adrian Straetling <straetling@de.ibm.com>
11527 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
11528 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
11529 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
11531 ("imul"): Removed from "type" attribute.
11532 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
11533 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
11534 Changed type to imulsi.
11535 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
11537 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11539 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
11540 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
11541 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
11542 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
11543 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
11544 (TARGET_SWITCHES, mcore_stack_increment_string)
11545 (TARGET_OPTIONS): Delete.
11546 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
11547 than *_BIT constants.
11548 (TARGET_8ALIGN): #undef old definition before redefining to 1.
11549 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
11550 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
11551 (mcore_override_options): Delete mcore_stack_increment code.
11552 Change use of M340_BIT to MASK_M340.
11553 * config/mcore/mcore.opt: New file.
11555 2005-04-04 Ian Lance Taylor <ian@airs.com>
11557 * config/arm/arm.c (replace_symbols_in_block): Remove static
11560 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11562 * config/fr30/fr30-protos.h: Remove the prototypes for
11563 stack_add_operand, add_immediate_operand,
11564 high_register_operand, low_register_operand, call_operand,
11565 di_operand, and nonimmediate_di_operand.
11566 * config/fr30/fr30.c (stack_add_operand,
11567 add_immediate_operand, high_register_operand,
11568 low_register_operand, call_operand, di_operand,
11569 nonimmediate_di_operand): Move to predicates.md.
11570 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
11571 * config/fr30/fr30.md: Include predicates.md.
11572 * config/fr30/predicates.md: New.
11574 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
11575 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
11576 mcore_call_address_operand.
11578 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
11579 general_movsrc_operand.
11581 2005-04-04 Alan Modra <amodra@bigpond.net.au>
11583 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
11586 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
11589 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
11592 2005-04-04 Richard Henderson <rth@redhat.com>
11593 Jakub Jelinek <jakub@redhat.com>
11595 PR rtl-optimization/16104
11596 * fold-const.c (fold_unary): Fix folding of vector conversions.
11598 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11600 * config.gcc (xstormy16-*-elf): Set extra_options.
11601 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
11602 * config/stormy16/stormy16.opt: New file.
11604 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11606 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
11607 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
11608 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
11609 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
11610 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
11611 (TARGET_UNIX_ASM): Delete.
11612 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
11613 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
11614 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
11615 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11616 * config/pdp11/pdp11.opt: New file.
11618 2005-04-03 Roger Sayle <roger@eyesopen.com>
11619 Alexandre Oliva <aoliva@redhat.com>
11622 * fold-const.c (non_lvalue): Split tests into...
11623 (maybe_lvalue_p): New function.
11624 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
11625 C++ front-end prior to lowering into gimple form.
11627 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11629 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
11630 BUILT_IN_STRNCASECMP): New.
11631 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
11634 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
11637 * arm.md (addsi3_compare0_for_combiner): Delete.
11638 (addsi3_compare0_scratch_for_combiner): Delete.
11639 (cmpsi_neg_shiftsi): Delete.
11640 (compare_negsi_si): New pattern.
11641 (cmpsi_negshiftsi_si): New pattern.
11642 (negated_cbranchsi4): Restrict to equality_operator.
11644 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
11647 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11649 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
11652 * doc/install.texi: Fix a typo.
11654 2005-04-03 Steven Bosscher <stevenb@suse.de>
11656 PR middle-end/20648
11657 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
11658 a computed goto if the edge to the computed goto block has
11659 incoming abnormal edges. Clarify how the function works.
11661 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
11663 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
11664 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
11665 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
11666 hash_scan_set, reg_set_between_after_reload_p,
11667 reg_used_between_after_reload_p, get_avail_load_store_reg,
11668 eliminate_partially_redundant_load): Likewise.
11669 * postreload.c (reload_cse_simplify_set,
11670 reload_combine_note_use): Likewise.
11671 * predict.c (predict_insn, expected_value_to_br_prob,
11672 propagate_freq, expensive_function_p): Likewise.
11673 * print-rtl.c (print_rtx): Likewise.
11674 * profile.c (instrument_edges, instrument_values,
11675 compute_branch_probabilities, branch_prob, union_groups,
11676 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
11677 * protoize.c (in_system_include_dir, file_could_be_converted,
11678 file_normally_convertible, gen_aux_info_file, seek_to_line,
11679 do_cleaning): Likewise.
11680 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
11681 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
11682 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
11684 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11686 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
11687 * modulo-sched.c (undo_replace_buff_elem): New structure.
11688 (kernel_number_of_cycles, ps_unschedule_node,
11689 undo_generate_reg_moves,free_undo_replace_buff,
11690 undo_permute_partial_schedule, loop_single_full_bb_p,
11691 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
11692 build_loops_structure, get_sched_window): New.
11693 (generate_reg_moves): Return undo_replace_buff_elem and other
11695 (generate_prolog_epilog): Remove old loop versioning.
11696 (sms_schedule): Use loop information and loop_version.
11697 (sms_schedule_by_order): Split part of it to get_sched_window.
11698 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
11699 cfg_layout_finalize and free_dominance_info before/after SMS.
11701 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11703 * cfghooks.c (lv_flush_pending_stmts,
11704 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
11705 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
11706 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
11707 lv_add_condition_to_bb,
11708 lv_adjust_loop_header_phi, extract_cond_bb_edges,
11709 flush_pending_stmts): New in cfg_hooks structure.
11710 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
11711 extract_cond_bb_edges, lv_adjust_loop_header_phi,
11712 lv_add_condition_to_bb): New declarations.
11713 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
11715 (loop_version): Declare.
11716 * cfgloopmanip.c (cfghooks.h): Include.
11717 (duplicate_loop_to_header_edge): Change return type to bool.
11718 (loop_version, lv_adjust_loop_entry_edge): Move here.
11719 * cfgrtl.c (cfgloop.h): Include.
11720 (rtl_verify_flow_info_1): Fix.
11721 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
11722 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
11724 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
11725 tree_lv_add_condition_to_bb): New.
11726 (tree_cfg_hooks): Add new hooks to initialization.
11727 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
11728 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
11730 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11732 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
11733 xstormy16_below100_or_register,
11734 xstormy16_splittable_below100_or_register, and
11735 nonimmediate_nonstack_operand.
11737 * config/stormy16/stormy16-protos.h: Remove the prototypes for
11738 xstormy16_ineqsi_operator, equality_operator,
11739 inequality_operator, shift_operator,
11740 xstormy16_below100_operand, xstormy16_below100_or_register,
11741 xstormy16_splittable_below100_or_register,
11742 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
11743 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
11744 equality_operator, inequality_operator,
11745 xstormy16_below100_operand, xstormy16_below100_or_register,
11746 xstormy16_splittable_below100_or_register,
11747 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
11748 nonimmediate_nonstack_operand, shift_operator): Move to
11750 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
11751 * config/stormy16/stormy16.md: Include predicates.md.
11752 * config/stormy16/predicates.md: New.
11754 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11756 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
11757 small_int, large_int, reg_or_0_operand, simple_memory_operand,
11758 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
11759 move_operand, power_of_2_operand): Move to predicates.md.
11760 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
11761 PREDICATE_CODE): Remove.
11762 * config/iq2000/iq2000.md: Include predicates.md.
11763 * config/iq2000/predicates.md: New.
11765 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
11767 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
11768 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
11769 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
11770 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
11771 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
11772 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
11773 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
11774 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11775 (TARGET_M68HC11): Delete.
11776 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
11777 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
11778 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
11779 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11780 (nb_soft_regs): Delete.
11781 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
11782 (m68hc11_override_options): Remove the code that caters for MASK_M6811
11783 and MASK_M6812 being set simultaneously. Change the code that sets
11784 the default m68hc11_soft_reg_count to use integers instead of strings.
11785 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
11786 m68hc11_soft_reg_count (which now has an int type) as the number
11788 * config/m68hc11/m68hc11.opt: New file.
11790 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11792 * config/fr30/fr30.h (PREDICATE_CODES): Remove
11793 fp_displacement_operand, sp_displacement_operand.
11795 * config/m68hc11/m68hc11-protos.h: Add a prototype for
11797 Remove the prototypes for tst_operand, cmp_operand,
11798 stack_register_operand, d_register_operand,
11799 hard_addr_reg_operand, splitable_operand,
11800 m68hc11_logical_operator, m68hc11_arith_operator,
11801 m68hc11_non_shift_operator, m68hc11_shift_operator,
11802 m68hc11_unary_operator, m68hc11_eq_compare_operator,
11803 non_push_operand, hard_reg_operand, and
11804 reg_or_some_mem_operand.
11805 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
11807 (tst_operand, cmp_operand, non_push_operand,
11808 splitable_operand, reg_or_some_mem_operand,
11809 stack_register_operand, d_register_operand,
11810 hard_addr_reg_operand, hard_reg_operand,
11811 m68hc11_eq_compare_operator, m68hc11_logical_operator,
11812 m68hc11_arith_operator, m68hc11_non_shift_operator,
11813 m68hc11_shift_operator, m68hc11_unary_operator): Move to
11815 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
11816 * config/m68hc11/m68hc11.md: Include predicates.md.
11817 * config/m68hc11/predicates.md: New.
11819 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11822 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
11823 change checked in along with 2005-03-03's patch for debug/20253.
11824 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
11825 (remap_decl): Insert type decl in map earlier.
11827 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11829 PR tree-optimization/20640
11830 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
11831 post-dominator if it has phi nodes.
11832 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
11833 before dead statements.
11835 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11837 PR middle-end/20491
11838 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
11840 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11842 PR rtl-optimization/20290
11843 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
11844 in every iteration if the entry point is the exit test.
11846 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
11848 * config/cris/cris.md (attribute "length"): Define.
11850 2005-04-02 Geoffrey Keating <geoffk@apple.com>
11852 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
11853 (word_offset_memref_operand): New.
11854 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
11855 (indexed_or_indirect_operand): Delete.
11856 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
11857 (indexed_or_indirect_operand): Delete.
11859 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
11862 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
11865 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
11866 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
11868 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11870 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
11872 2005-04-01 Ian Lance Taylor <ian@airs.com>
11874 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
11875 (rus, prus): Remove static variables.
11876 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
11877 (process_command): Permit report_times and use_pipes together.
11879 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11881 * c-decl.c (validate_proto_after_old_defn): Look at
11882 TYPE_MAIN_VARIANT of argument types.
11884 2005-04-01 Paul Brook <paul@codesourcery.com>
11886 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
11887 (arm_output_function_epilogue): Allow call_via_SP.
11888 (thumb_call_via_reg, arm_file_end): Ditto.
11889 * config/arm/arm.h (struct machine_function): Include space for SP.
11890 (thumb_call_via_label): Update declaration.
11892 2005-04-01 Ian Lance Taylor <ian@airs.com>
11894 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
11895 doing a peephole optimization, once again put any notes in the
11898 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11900 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
11902 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11904 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
11905 (block_alloc, find_free_reg): Likewise.
11906 * loop-doloop.c (doloop_modify): Likewise.
11907 * loop-invariant.c (record_use): Likewise.
11908 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
11909 get_iv_value, canon_condition, eliminate_implied_condition,
11910 eliminate_implied_condition, simplify_using_initial_values,
11911 shorten_into_mode, canonicalize_iv_subregs,
11912 iv_number_of_iterations): Likewise.
11913 * loop-unroll.c (expand_var_during_unrolling): Likewise.
11914 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
11915 unswitch_loop): Likewise.
11916 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
11917 move_movables, replace_call_address, find_and_verify_loops,
11918 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
11919 record_giv, final_giv_value, general_induction_var,
11920 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
11921 loop_giv_dump): Likewise.
11923 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
11924 GCOV_CHECK_WRITING): Remove.
11925 (gcov_position, gcov_rewrite): Use gcc_assert.
11926 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
11927 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
11928 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
11931 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11933 * tree-inline.c: Fix a typo.
11935 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11937 * configure.ac (enable-checking): Explicitly set all variables for
11938 collective switch values. Alphabetize variables. Rename
11939 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
11941 * doc/install.texi (enable-checking): Update documentation.
11942 * configure: Rebuilt.
11944 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11946 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
11949 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11951 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
11952 Also reject cases where this pattern will cause load delay stalls
11953 unless optimizing for size and it will produce a shorter sequence.
11954 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
11955 variants to avoid pre-adjusting the base when possible.
11957 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11959 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
11960 the frame and argument pointers.
11961 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
11962 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
11963 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
11964 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
11965 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
11966 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
11968 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
11970 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
11971 with entry for selectany attribute.
11972 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
11974 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
11975 (i386_pe_asm_named_section): Handle sections generated by
11976 selectany attribute.
11977 * doc/extend.texi (selectany): Document attribute.
11979 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
11980 Jan Hubicka <jh@suse.cz>
11982 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
11983 to fix addresses involving EBP and ESP.
11984 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
11985 for SUBREGed registers.
11986 (legitimate_address_p): Accept SUBREGed registers.
11988 2005-04-01 Jakub Jelinek <jakub@redhat.com>
11991 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
11992 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
11995 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11997 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
11999 2005-04-01 James E Wilson <wilson@specifixinc.com>
12002 * dwarf2out.c (rtl_for_decl_init): New function.
12003 (rtl_for_decl_location): Extracted from here.
12004 (tree_add_const_value_attribute): Call rtl_for_decl_init and
12005 add_const_value_attribute. Delete initializer_constant_valid_p call.
12007 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12009 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
12010 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
12011 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
12012 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
12013 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
12014 config/i386/i386.md, config/rs6000/predicates.md,
12015 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
12016 config/s390/s390.c, config/stormy16/stormy16.c,
12017 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
12020 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
12023 * gimplify.c (gimplify_expr): Create a temporary for lvalue
12024 COND_EXPR and CALL_EXPR.
12026 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
12029 * genautomata.c (first_cycle_unit_presence): Check all alternative
12030 states for unit presence.
12032 * doc/md.texi: Remove remark about impossibility to query unit
12033 presence in non nondeterministic automaton state.
12035 * config/ia64/ia64.c (get_template): Change order of unit querying.
12037 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12039 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
12042 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
12044 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
12045 flag for edges outside any loops.
12047 2005-03-31 Janis Johnson <janis187@us.ibm.com>
12049 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
12051 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12053 * tree-ssa-alias.c: Follow spelling conventions.
12054 * doc/tree-ssa.texi: Fix a typo.
12056 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
12058 * postreload-gcse.c: Include target.h.
12059 (gcse_after_reload_main): Return early if we cannot modify jumps.
12060 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
12062 2005-03-31 David Edelsohn <edelsohn@gnu.org>
12064 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
12065 expensive operations.
12067 2005-03-31 Ian Lance Taylor <ian@airs.com>
12069 * collect2.c (lderrout): New variable.
12070 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
12071 if it is set, to stderr.
12072 (handler): Unlink lderrout if it is set.
12073 (dump_file): Add "to" parameter. Change all callers.
12074 (main): Initialize lderrout.
12075 (collect_execute): Add errname parameter. Change all callers.
12076 Rename redir parameter to outname. Never pass
12077 PEX_STDERR_TO_STDOUT to pex_run.
12078 * collect2.h (collect_execute, dump_file): Update declarations.
12079 * tlink.c (tlink_execute): Add errname parameter. Change all
12081 (do_tlink): Check lderrout as well as ldout.
12083 2005-03-31 Caroline Tice <ctice@apple.com>
12085 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
12086 (bb-reorder.o): Add errors.h to list of requirements.
12087 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
12088 profiledbootstrap flags.
12089 * bb-reorder.c (errors.h): Add new include.
12090 (struct bbro_basic_block_data_def): Add new field, in_trace.
12091 (add_unlikely_executed_notes): Remove function.
12092 (mark_bb_for_unlikely_executed_section): Remove function.
12093 (insert_section_boundary_note): New function.
12094 (verify_hot_cold_block_grouping): New function.
12095 (push_to_next_round_p): Remove variables and tests that push all
12096 cold blocks to last round.
12097 (find_traces): Remove code that added extra round of trace finding
12098 when doing partitioning.
12099 (find_traces_1_round) : Remove variable last_round; add code to
12100 update new struct field, in_trace; correct trace_length where it was
12101 incorrect before (after call to copy_bb); change code that pushed all
12102 cold blocks to last round. Instead verify that all blocks going into
12103 a trace belong in the same partition.
12104 (connect_traces): Modify to connect the traces in two passes, if the
12105 function contains both hot and cold blocks. The first pass connects
12106 all the traces for blocks in the partition that the first block in
12107 the function belongs to; the second pass connnects all the traces
12108 containing blocks that belong in the other partition.
12109 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12110 code that automatically put the first block in a function into the
12111 hot partition if the function had any hot blocks.
12112 (fix_crossing_unconditional_branches): Check number of succ edges
12113 before attempting to get one.
12114 (fix_edges_for_rarely_executed_code): Update comment describing
12116 (reorder_basic_blocks): Add code to initialize new field (in_trace);
12117 remove call to add_unlikely_executed_notes; add call to
12118 verify_hot_cold_block_grouping.
12119 (duplicate_computed_gotos): Don't change computed goto if it's a
12121 (partition_hot_cold_basic_blocks): Update function comment.
12122 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
12124 (try_forward_edges): Likewise.
12125 (merge_blocks_move_predecessor_nojumps): Likewise.
12126 (merge_blocks_move_successor_nojumps): Likewise.
12127 (merge_blocks_move): Likewise.
12128 (try_crossjump_bb): Likewise.
12129 * cfglayout.c (update_unlikely_executed_notes): Remove function.
12130 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
12131 notes to cold bb's; remove call to update_unlikely_executed_notes.
12132 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12133 NOTE_INSN_SWITCH_TEXT_SECTIONS.
12134 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
12135 function declaration.
12136 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
12137 from consideration.
12138 (rtl_can_merge_blocks): Remove redundancy from condition.
12139 (try_redirect_by_replacing_jump): Likewise.
12140 (force_nonfallthru_and_redirect): Remove code for adding
12141 UNLIKELY_EXECUTED_CODE notes to cold bb's.
12142 (commit_one_edge_insertion): Likewise.
12143 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
12144 * dbxout.c (FORCE_TEXT): Replace function_section with
12145 current_function_section.
12146 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
12147 function, switch_text_section.
12148 (struct xcoff_debug): Likewise.
12149 (dbxout_function_end): Add code to put out label diffs for both
12150 hot and cold sections.
12151 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
12152 for new debug_hooks funciton, switch_text_section..
12153 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
12154 switch_text_section.
12155 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
12156 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
12157 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
12158 dw_fde_switched_sections.
12159 (output_call_frame_info): Add test to see if function switches text
12160 sections in the middle; if so, use appropriate extra hot and cold
12161 section labels to compute size deltas for the hot and cold sections.
12162 (dwarf2out_begin_prologue): Add code to initialize new fields in
12164 (dwarf2out_switch_text_section): New function (invoked through
12165 debug_hook); updates new fields in dw_fde_struct appropriately and
12166 increments separate_line_info_table_in_use.
12167 (dwarf2_debug_hooks): Initialize switch_text_section function to be
12168 dwarf2out_switch_text_section.
12169 (struct var_loc_node): Add new field, section_label.
12170 (output_aranges): Add code to check whether in hot or cold section and
12171 use the appropriate label in calculating deltas.
12172 (output_ranges): Likewise.
12173 (output_line_info): Add code to check which section we're in and
12174 use appropriate hot/cold label.
12175 (add_location_or_constant_value_attribute): Likewise.
12176 (gen_subprogam_die): Modify arange attributes to use correct labels.
12177 (dwarf2out_begin_block): Change call to function_section into call to
12178 current_function_section.
12179 (dwarf2out_end_block): Likewise.
12180 (dwarf2out_source_line): Likewise.
12181 (dwarf2out_var_location): Add code to check whether in hot or cold
12182 section and use the appropriate label.
12183 * except.c (output_function_exception_table): Change call to
12184 function_section into call to current_function_section.
12185 * final.c (profile_function): Likewise.
12186 (scan_ahead_for_unlikely_executed_note): Remove function.
12187 (final_scan_insn): Remove calls to
12188 scan_ahead_for_unlikely_executed_note, and related code for switching
12189 to cold section, except for the single time
12190 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
12191 debug_hooks->switch_text_sections; replace appropriate calls to
12192 function_section with calls to current_function_section.
12193 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
12194 test_bb to condition.
12195 (find_if_case_2): Likewise.
12196 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12197 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
12198 * opts.c (decode_options): Change warning about hot/cold partitioning
12199 with exceptionss to inform (so as not to cause bootstrap failures);
12200 remove warning about partitioning with DWARF debug info.
12201 * output.h (current_function_section): Add new function decl.
12202 (insert_section_boundary_note): Likewise.
12203 (enum in_section): Move this declaration here from varasm.c.
12204 (unlikely_section_label): Likewise.
12205 (unlikely_text_section_name): Likewise.
12206 (last_text_section_name): New global variable.
12207 (last_text_section): Likewise.
12208 (hot_section_label): Likewise.
12209 (hot_section_end_label): Likewise.
12210 (cold_section_end_label): Likewise.
12211 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
12212 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
12213 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
12214 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
12215 insn from consideration.
12216 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
12217 switch_text_section.
12218 * varasm.c (basic-block.h): Add new include.
12219 (unlikely_section_label_printed): Remove global variable.
12220 (unlikely_section_label): Make global variable not be static any more.
12221 (unlikely_text_section_name): Likewise.
12222 (hot_section_end_label): New global variable (not static)
12223 (first_function_block_is_cold): Likewise.
12224 (hot_section_label): Likewise.
12225 (cold_section_end_label): Likewise..
12226 (last_text_section): New global variable, not static.
12227 (last_text_section_name): New global variable, not static.
12228 (initialize_cold_section_name): New function.
12229 (enum in_section): Move declaration to output.h.
12230 (text_section): Update last_text_section.
12231 (unlikely_text_section): Replace code to determine cold section name
12232 with call to initialize_cold_section_name; Add code to update
12233 last_text_section; remove code for printing out label.
12234 (named_section_real): Add code to update last_text_section and
12235 last_text_section_name as appropriate.
12236 (function_section): Change test for 'unlikely' to depend on
12237 first_function_block_is_cold (moved old test to
12238 current_function_section).
12239 (current_function_section): New function.
12240 (assemble_start_function): Move code that frees
12241 unlikely_text_section_name; initialize hot_section_end_label;
12242 print hot and cold section labels at the start of the function;
12243 set first_function_block_is_cold, if appropriate; initialize l
12244 ast_text_section; add call to insert_section_boundary_note.
12245 (assemble_end_function): Add code to write out hot and cold section
12247 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
12248 switch_text_section.
12249 * config/darwin.c (machopic_select_section): Replace incorrect
12250 function in base_funs; update reloc for cold sections if necessary.
12251 * config/darwin.h (SECTION_FUNCTION): Add code to update
12252 last_text_section if appropriate.
12253 (text_unlikely_section): Remove.
12254 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
12255 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
12256 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
12257 partitioning for this architecture.
12259 2005-03-31 Olivier Hainque <hainque@adacore.com>
12261 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
12262 defined and non-zero.
12264 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
12267 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
12270 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12273 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
12274 label operand. Remove (use (unspec..)). Don't emit a label on
12276 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
12277 generate inline label for load_toc_v4_PIC_1b.
12278 (rs6000_emit_load_toc_table): Likewise.
12280 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12282 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
12283 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
12285 2005-03-29 Devang Patel <dpatel@apple.com>
12287 * tree-sra.c (decide_block_copy): Disable scalarization of
12290 2005-03-30 Stuart Hastings <stuart@apple.com>
12291 Dale Johannesen <dalej@apple.com>
12293 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
12294 * print-tree.c (print_node): Add case STATEMENT_LIST.
12296 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12298 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
12299 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
12300 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
12301 is given with "powerpc64*" or "all", or when --with-cpu chooses
12304 2005-03-30 James E. Wilson <wilson@specifixinc.com>
12307 * dwarf2out.c (add_high_low_attributes): New function, extracted from
12308 gen_lexical_block_die.
12309 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
12311 2005-03-31 Jan Hubicka <jh@suse.cz>
12313 2004-11-02 Jan Hubicka <jh@suse.cz>
12315 * cgraph.c (cgraph_varpool_node_name): New function.
12316 (dump_cgraph_varpool_node): New function.
12317 (dump_varpool): New function.
12318 * cgraphunit.c (cgraph_optimize): Dump varpool.
12320 2004-10-16 Jan Hubicka <jh@suse.cz>
12322 * cgraph.c (decide_is_variable_needed): New function.
12323 (cgraph_varpool_finalize_decl): Use it.
12324 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
12326 * final.c (output_addr_const): Do not call mark_referenced.
12327 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
12328 always go via cgraph.
12329 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
12330 (check_global_declarations): Ifdef out code clearing DECL_RTL.
12331 * tree-optimize.c (execute_inline): Mark functions called.
12332 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
12334 2004-10-11 Jan Hubicka <jh@suse.cz>
12336 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
12337 (cgraph_varpool_last_needed_node): New static variable.
12338 (enqueue_needed_varpool_node): Break out from ...; add items to the
12339 end of queue; update first pointers.
12340 (cgraph_varpool_mark_needed_node): ... here.
12341 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
12342 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
12343 * cgraph.h (cgraph_varpool_node): Add analyzed field.
12344 (cgraph_varpool_first_unanalyzed_node): Declare.
12345 * cgraphunit.c: Include output.h.
12346 (cgraph_varpool_analyze_pending_decls): New function.
12347 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
12348 for errors, analyze pending decls.
12349 (cgraph_finalize_compilation_unit): Only analyze decls.
12350 (cgraph_optimize): Assemble the decls after expanding.
12352 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
12354 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
12355 subvars get marked properly in tags for grouping.
12356 (add_pointed_to_var): Mark only actual pointed to
12357 variables/subvars in addresses needed.
12358 (create_overlap_variables_for): Clear call clobbered on original
12360 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
12361 addresable vars with subvars into list.
12362 * tree-ssa.c (verify_ssa_name): Verify original is not used where
12365 2005-03-30 Richard Henderson <rth@redhat.com>
12367 * cgraph.h (struct cgraph_node): Add alias.
12368 * varasm.c (assemble_alias): Set it.
12369 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
12370 avoid calling cgraph_expand_function.
12372 2005-03-30 Tom Tromey <tromey@redhat.com>
12374 * tree.def (FILE_TYPE): Removed.
12375 * typeclass.h (enum type_class): Removed file_type_class.
12376 * dwarf2out.c (is_base_type): Updated.
12377 (gen_type_die): Likewise.
12378 * dbxout.c (dbxout_type): Updated.
12379 * builtins.c (type_to_class): Updated.
12380 * tree.c (type_contains_placeholder_1): Updated.
12381 * config/sparc/sparc.c (sparc_type_code): Updated.
12382 * config/ia64/ia64.c (hfa_element_mode): Updated.
12383 * expr.c (count_type_elements): Updated.
12384 * stor-layout.c (layout_type): Updated.
12385 * tree-inline.c (remap_type): Updated.
12386 * tree-pretty-print.c (dump_generic_node): Updated.
12388 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
12390 * builtins.c (expand_builtin_powi): Fix mode of
12391 2nd argument to match int.
12392 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
12393 2nd argument type to int.
12394 * libgcc2.c: Change prototype of __powi* functions to use
12397 2005-03-30 Dale Johannesen <dalej@apple.com>
12399 PR middle-end/19225
12400 * calls.c (expand_call): Flush pending deferrals before
12403 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12407 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
12408 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
12409 c_label_context, label_context_stack): New.
12410 * c-decl.c (define_label): Check for jumps into statement
12411 expressions. Add label to list of defined labels.
12412 (start_function): Push context on label_context_stack.
12413 (finish_function): Pop context from label_context_stack.
12414 * c-typeck.c (label_context_stack): New.
12415 (c_finish_goto_label): Check for jumps into statement
12416 expressions. Add label to list of jumped to labels.
12417 (struct c_switch): Add blocked_stmt_expr.
12418 (c_start_case): Initialize it.
12419 (do_case): Check it.
12420 (c_finish_case): Verify !blocked_stmt_expr.
12421 (c_begin_stmt_expr): Push context on label_context_stack.
12422 Increment blocked_stmt_expr. Mark labels jumped to from outside
12424 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
12425 defined in the statement expression and no longer jumpable to.
12426 Mark labels jumped to from just outside the statement expression
12427 as again definable. Pop context from label_context_stack.
12428 * doc/extend.texi (Statement Exprs): Update.
12430 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12433 * c-decl.c (start_function): Check for old_decl being
12436 2005-03-30 Ian Lance Taylor <ian@airs.com>
12438 * final.c (final): Remove prescan parameter. Change all callers.
12439 (final_scan_insn): Remove prescan parameter. Change all callers.
12441 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
12443 * tree-vectorizer.c: Fix comment typos.
12445 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
12447 * tree-scalar-evolution.c (instantiate_parameters_1): Return
12448 as soon as a chrec_dont_know is detected.
12450 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
12452 Merge from csl-arm-branch.
12453 2004-02-12 Mark Mitchell <mark@codesourcery.com>
12455 * tlink.c (recompile_files): Do not assume that "rename" can
12456 overwrite an existing file.
12458 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
12460 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
12461 * gcc/configure: Regenerate.
12463 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12465 * doc/install.texi: Update binutils requirement for powerpc*-linux.
12467 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
12469 * calls.c (struct arg_data): Update "partial" comment.
12470 (load_register_parameters): Update "nregs" comment.
12472 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12474 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
12475 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
12476 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
12477 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
12478 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
12479 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
12480 than target_flags & 0.
12481 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
12482 (iq2000_arch, iq2000_parse_cpu): Delete.
12483 (TARGET_HANDLE_OPTION): Override default.
12484 (iq2000_handle_option): New function.
12485 (override_options): Remove -march= and -mcpu= handling.
12486 * config/iq2000/iq2000.opt: New file.
12488 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12490 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
12491 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
12492 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
12493 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
12494 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
12495 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
12496 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
12497 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
12498 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
12499 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
12500 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
12501 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
12502 (c4x_rpts_cycles_string, c4x_cpu_version_string)
12503 (TARGET_OPTIONS): Delete.
12504 (c4x_rpts_cycles, c4x_cpu_version): Declare.
12505 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
12506 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
12507 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
12508 (c4x_cpu_version_string): Delete.
12509 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12510 (c4x_handle_option): New function. Map -m3x and -m4x options to the
12511 equivalent -mcpu= option.
12512 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
12513 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
12514 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
12515 or clearing the appropriate MASK_* bit.
12516 (c4x_file_start): Use c4x_cpu_version.
12517 * config/c4x/c4x.opt: New file.
12519 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12521 * doc/options.texi: Document the new MaskExists flag.
12522 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
12523 if the option has the MaskExists flag.
12525 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12527 * opt-functions.awk (flag_set_p, test_flag): New functions.
12528 (switch_flags): Use them.
12529 * opth-gen.awk: Use flag_set_p to check for flags.
12530 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
12532 2005-03-30 Ian Lance Taylor <ian@airs.com>
12534 * config.host (i[34567]86-*-mingw32*): Don't set
12535 host_can_use_collect2 to no.
12537 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12540 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
12541 Remove convert_memory_address call duplicating that in memory_address.
12543 2005-03-29 Richard Henderson <rth@redhat.com>
12546 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
12547 (build_compound_literal): Likewise. Propagate decl type into the
12549 (finish_decl): Likewise. Use new return value from complete_array_type
12550 for zero sized arrays.
12551 (complete_array_type): Move ...
12552 * c-common.c (complete_array_type): ... here. Change first argument
12553 to pointer-to-type-node. Consistently use sizetype for the index
12554 except for zero sized arrays. Detect zero sized arrays for pedantic
12555 mode diagnostics. Create a new type node instead of modifying the
12557 * c-tree.h (complete_array_type): Move decl ...
12558 * c-common.h (complete_array_type): ... here.
12560 2005-03-29 Richard Henderson <rth@redhat.com>
12563 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
12565 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
12567 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
12568 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
12569 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
12570 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
12572 2005-03-29 Eric Christopher <echristo@redhat.com>
12574 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
12575 truthvalue conversion removal.
12577 2005-03-29 Ian Lance Taylor <ian@airs.com>
12580 * collect2.c: Never include <vfork.h>.
12581 (VFORK_STRING, vfork): Don't define.
12582 (pid): Remove global variable.
12583 (handler): Call raise instead of kill (getpid(), ...).
12584 (collect_wait): Add pex parameter. Change all callers. Use
12585 pex_get_status rather than pwait.
12586 (do_wait): Add pex parameter. Change all callers.
12587 (collect_execute): Return struct pex_obj * rather than void. Use
12588 pex routines rather than pexecute.
12589 (fork_execute): Get pex_obj from collect_execute, and pass it to
12591 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
12592 Only declare quit_handler if SIGQUIT is defined.
12593 (scan_libraries): Likewise.
12594 * collect2.h (collect_execute): Update declaration.
12595 (collect_wait): Update declaration.
12596 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
12597 pass it to collect_wait.
12599 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
12602 * c-parser.c (c_parser_compound_statement_nostart): Give error
12603 message for EOF instead of just setting parser->error.
12605 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
12607 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
12608 (slpeel_update_phi_nodes_for_guard1): New function.
12609 (slpeel_update_phi_nodes_for_guard2): New function.
12610 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
12611 of slpeel_update_phi_nodes_for_guard.
12612 (vectorize_loops): Remove call to loop_closed_rewrite.
12613 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
12616 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
12618 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
12619 (TARGET_LITTLE_ENDIAN): New macro.
12620 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
12621 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
12622 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
12623 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
12624 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
12625 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
12626 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
12627 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
12628 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
12629 (TARGET_OPTIONS): Delete.
12630 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
12631 (CACHE_FLUSH_TRAP): Turn into an integer.
12632 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
12633 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
12634 -mflush-trap is in use.
12635 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
12636 (m32r_cache_flush_trap_string): Delete.
12637 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
12638 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
12639 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
12640 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12641 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
12642 -mmodel= and -msdata= handling from...
12643 (m32r_init): ...here.
12644 * config/m32r/m32r.opt: New file.
12646 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
12648 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
12649 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
12650 * tree-vect-analyze.c (vect_object_analysis): additional parm
12651 pass back a "struct ptr_info_def *" with the points-to info.
12652 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
12653 statement using info returned from vect_object_analysis.
12654 * tree-vect-transform.c (update_vuses_to_preheader): New function.
12655 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
12656 for virtual uses and defs when creating a replacement vector
12657 reference. Call duplicate_ssa_name_ptr_info to define points-to
12658 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
12659 (vectorizable_store): copy_virtual_operands and update
12660 definition statements.
12661 (vectorizable_load): copy_virtual_operands. Remove call to
12662 mark_call_clobbered_vars_to_rename for call to "const" builtin.
12663 * tree-vectorizer.c (vectorize_loops): Remove calls to
12664 rewrite_into_ssa and bitmap_clear (vars_to_rename).
12665 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
12666 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
12667 define macro STMT_VINFO_PTR_INFO for use in accessing.
12668 * tree.h add export of duplicate_ssa_name_ptr_info.
12669 * rs6000.c (altivec_init_builtins): Declare builtin function
12670 __builtin_altivec_mask_for_load to be "const".
12672 2005-03-29 Jakub Jelinek <jakub@redhat.com>
12674 PR middle-end/20622
12675 * cgraph.h (struct cgraph_varpool_node): Add alias field.
12676 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
12677 assemble_variable on aliases.
12678 * varasm.c (assemble_alias): Set node->alias.
12679 * toplev.c (wrapup_global_declarations): Don't call
12680 rest_of_decl_compilation on aliases again.
12682 2005-03-29 Paul Brook <paul@codesourcery.com>
12684 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
12685 * config/arm/arm.c (arm_dbx_register_number): New function.
12686 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
12688 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
12690 PR middle-end/20263
12691 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
12692 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
12694 2005-03-29 Dale Johannesen <dalej@apple.com>
12696 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
12697 $(TREE_H) and $(COVERAGE_H).
12698 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
12699 * opts.c (common_handle_option): Enable tree-based value transforms.
12700 * toplev.c (process_options): Ditto.
12701 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
12702 refers to references to this type.
12703 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
12704 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
12705 for may_be_more, may_be_less.
12706 (rtl_gen_pow2_profiler): Adjust.
12707 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
12708 (rtl_gen_one_value_profiler): Adjust.
12709 (rtl_gen_const_delta_profiler): Adjust.
12710 * tree-profile.c (tree_gen_interval_profiler): Implement.
12711 (tree_gen_pow2_profiler): Ditto.
12712 (tree_gen_one_value_profiler): Ditto.
12713 (tree_profiling): New.
12714 (pass_tree_profile): Reference it.
12715 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
12717 (insn_divmod_values_to_profile): Rename to
12718 rtl_divmod_values_to_profile. Adjust.
12719 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
12720 (insn_prefetch_values_to_profile): Adjust.
12721 (rtl_value_profile_transformations): Adjust.
12722 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
12723 (gen_mod_pow2): Rename to rtl_mod_pow2.
12724 (gen_mod_subtract): Rename to rtl_mod_subtract.
12725 (divmod_fixed_value_transform): Rename to
12726 rtl_divmod_fixed_value_transform.
12727 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
12728 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
12729 (rtl_find_values_to_profile): Adjust.
12730 (tree_value_profile_transformations): Implement.
12731 (tree_divmod_values_to_profile): New.
12732 (tree_values_to_profile): New.
12733 (tree_divmod_fixed_value): New.
12734 (tree_mod_pow2): New.
12735 (tree_mod_subtract): New.
12736 (tree_divmod_fixed_value_transform): New.
12737 (tree_mod_pow2_value_transform): New.
12738 (tree_mod_subtract_transform): New.
12739 (tree_find_values_to_profile): Implement.
12740 * profile.c (instrument_values): Free histograms.
12741 (compute_value_histograms): Adjust. Implement tree version.
12743 2005-03-29 Uros Bizjak <uros@kss-loka.si>
12745 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
12746 * config/i386/i386.c (output_fix_trunc): Add new round_mode
12747 variable. Output "fldcw" depending on round_mode.
12748 * config/i386/i386.md (UNSPEC_FIST): New.
12749 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
12750 New isns patterns to implement lrint and llrint built-ins as x87
12751 intrinsic function.
12752 (fistdi2, fist<mode>2 splitters): New splitters.
12753 (lrint<mode>2): New expanders.
12755 2005-03-28 Ian Lance Taylor <ian@airs.com>
12757 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
12758 0 when calling final_scan_insn.
12760 2005-03-28 Jan Hubicka <jh@suse.cz>
12762 PR middle-end/20635
12763 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
12766 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
12767 types where possible.
12769 2005-03-26 Per Bothner <per@bothner.com>
12771 Make -f[no-]show-column also control non-cpp diagnostics.
12772 * c.opt (fshow-column): Move option from here ...
12773 * common.opt (fshow-column): ... to here.
12774 * diagnostic.c (diagnostic_build_prefix): Only print column number
12775 if flag_show_column.
12777 2005-03-27 Steven Bosscher <stevenb@suse.de>
12779 * vax-protos.h (vax_output_int_move, vax_output_int_add,
12780 vax_output_conditional_branch): New prototypes.
12781 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
12782 extracted from vax.md mov and add patterns.
12783 (vax_output_conditional_branch): New function to output conditional
12784 branch instructions.
12785 * vax.md: Use mode macros for arithmetic and mov patterns.
12786 Use code macros for the jump patterns.
12788 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12790 * Makefile.in (libbackend.o): Depend on version files;
12791 add custom generation command.
12793 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12796 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
12797 sure that we have a REG before getting its REGNO.
12799 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12801 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
12802 * builtins.def (BUILT_IN_STRNDUP): New.
12804 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
12806 PR tree-optimization/20470
12807 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
12810 2005-03-25 Mike Stump <mrs@apple.com>
12812 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
12815 2005-03-25 Geoffrey Keating <geoffk@apple.com>
12817 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
12818 Use our own structure definitions.
12820 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
12821 (fix_truncdfsi2): Allow registers or memory as destination.
12822 When TARGET_PPC_GFXOPT, generate simplified pattern.
12823 (fix_truncdfsi2_internal): Use define_insn_and_split.
12824 (fix_truncdfsi2_internal_gfxopt): New.
12825 (fctiwz): Don't confuse register allocation by giving it no choices.
12827 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
12828 (EXTRA_MEMORY_CONSTRAINT): Likewise.
12829 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
12830 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
12832 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12834 * dominance.c (free_dominance_info): Speed up by freeing et
12835 data structures without maintaining other nodes.
12836 * et-forest.c (et_free_tree_force): New.
12837 * et-forest.h: Add a prototype for et_free_tree_force.
12839 * tree.c (get_set_constructor_bits,
12840 get_set_constructor_bytes): Remove.
12841 * tree.h: Remove the corresponding prototypes.
12843 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12846 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
12847 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
12848 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
12849 PRE_DEC, NEG and NOT.
12851 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12853 * fold-const.c: Convert uses of fold (build (...)) to
12856 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
12858 PR rtl-optimization/20249
12859 * cse.c (insert_regs): Do not record equivalence of registers in
12862 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
12864 * emit-rtl.c (reverse_comparison): Remove.
12865 * rtl.h: Remove the corresponding prototype.
12867 2005-03-24 James E Wilson <wilson@specifixinc.com>
12869 * doc/install.texi (--enable-altivec): Delete docs.
12871 2005-03-24 David Edelsohn <edelsohn@gnu.org>
12873 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
12874 SFmode and DFmode before reload when
12875 flag_unsafe_math_optimizations not enabled.
12877 2005-03-24 Geoffrey Keating <geoffk@apple.com>
12879 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
12881 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
12882 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
12884 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
12886 * configure.ac (enable-checking): Add 'runtime' option.
12887 * doc/install.texi (enable-checking): Document 'runtime' checking.
12888 * tsystem.h (gcc_assert, gcc_unreachable): Define.
12889 * config.in: Regenerated.
12890 * configure: Regenerated.
12892 2005-03-23 Uros Bizjak <uros@kss-loka.si>
12894 * optabs.h (enum optab_index): Remove OTI_llrint.
12895 (llrint_optab): Remove macro.
12896 * optabs.c (init_optabs): Remove llrint_optab initialization.
12897 * genopinit.c (optabs): Remove llrint_optab implementation.
12898 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
12901 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
12903 PR rtl-optimization/20532
12904 * simplify-rtx.c (simplify_binary_operation_1): Protect from
12905 overflow when adding coefficients for PLUS or MINUS.
12906 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
12909 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12911 * langhooks.h (truthvalue_conversion): Remove.
12912 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12913 LANG_HOOKS_TRUTHVALUE_CONVERSION.
12914 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
12915 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
12916 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
12918 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
12920 * params.def: Fix a typo.
12921 * config/mips/mips.c: Follow the spelling convensions.
12922 * doc/invoke.texi: Fix typos.
12924 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
12926 Fix PR tree-optimization/20601
12928 * tree-ssa-pre.c (insert_aux): Add missing condition to
12931 2005-03-23 Ian Lance Taylor <ian@airs.com>
12933 * final.c (final_scan_insn): Don't remove no-op instructions.
12934 * reload1.c (reload): Remove simple no-op instructions even when
12937 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
12939 PR tree-optimization/20501
12940 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
12941 reporting that peeling for alignment is applied moved to...
12942 * (vect_analyze_data_refs_alignment): Here.
12944 2005-03-23 Ian Lance Taylor <ian@airs.com>
12946 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
12948 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12950 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
12951 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
12953 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
12955 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
12956 imply that this is called once, independent of asms in code.
12957 Adjust to now being pased output and input lists. Mention helper
12958 function decl_overlaps_hard_reg_set_p.
12959 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
12960 hook_tree_tree_identity and to take three trees, returning third.
12961 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
12963 * stmt.c: include hard-reg-set.h before tree.h.
12964 (decl_overlaps_hard_reg_set_p): New function, broken out from...
12965 (decl_conflicts_with_clobbers_p): Call
12966 decl_overlaps_hard_reg_set_p.
12967 (expand_asm_operands): Pass output and input lists in call to
12968 targetm.md_asm_clobbers.
12969 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
12970 hook_tree_tree_tree_tree_3rd_identity.
12971 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
12973 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
12974 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
12975 parameters, first two unused.
12976 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
12977 parameters. Only add MOF to clobbers if there's no 'h' mentioned
12978 in constraint letters and MOF is not mentioned as a asm-declared
12979 register in neither of the input and output lists.
12981 2005-03-23 DJ Delorie <dj@redhat.com>
12983 * optabs.c (expand_binop): Make sure the first subword's result
12986 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12988 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
12989 Call c_common_truthvalue_conversion rather than
12990 lang_hooks.truthvalue_conversion.
12991 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
12992 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
12994 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
12995 c_common_truthvalue_conversion.
12996 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
12997 c_parser_conditional_expression, c_parser_binary_expression): Call
12998 c_objc_common_truthvalue_conversion.
12999 * c-typeck.c (build_unary_op): Call
13000 c_objc_common_truthvalue_conversion.
13001 (build_conditional_expr): Do not call
13002 lang_hooks.truthvalue_conversion.
13003 (build_binary_op): Call c_common_truthvalue_conversion.
13004 (c_objc_common_truthvalue_conversion): Moved from
13005 c-objc-common.c. Call default_function_array_conversion instead
13006 of default_conversion.
13008 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13010 * c-common.h (default_conversion): Remove.
13011 (perform_integral_promotions): Add.
13012 * c-tree.h (default_conversion): Add.
13013 * c-typeck.c (perform_integral_promotions): New, split out from
13014 default_conversion.
13015 * c-common.c (check_case_value): Use perform_integral_promotions,
13016 not default_conversion.
13017 (c_add_case_label): Don't continue processing case label after
13018 found to be pointer.
13020 2005-03-23 Mark Mitchell <mark@codesourcery.com>
13022 * gcc.c (do_spec_1): Do not add a -L path for a directory in
13023 the prefix list if we have already added a multilib directory
13024 based on that path.
13025 (main): Do not add MD_EXEC_PREFIX to the list of directories to
13028 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13030 * reload1.c (indirect_symref_ok, reload_obstack): Make them
13032 * reload.h: Remove the prototype for indirect_symref_ok.
13034 * reload1.c (indirect_symref_ok): Make it global.
13035 * reload.h: Add a prototype for indirect_symref_ok.
13037 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
13039 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
13042 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13044 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
13046 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
13048 * c-opts.c (c_common_parse_file): Only start/end main source file
13049 if debug hooks says the writer wants it.
13050 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
13052 (xcoff_debug_hooks): Ditto.
13053 * debug.c (do_nothing_hooks): Ditto.
13054 * debug.h (gcc_debug_hooks): Ditto.
13055 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
13056 * sdbout.c (sdb_debug_hooks): Ditto.
13057 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
13059 2005-03-22 Mark Mitchell <mark@codesourcery.com>
13061 * doc/extend.texi: Deprecate C++ min/max operators.
13063 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
13065 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
13066 artificial original candidates.
13068 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
13069 Jan Hubicka <jh@suse.cz>
13070 Steven Bosscher <stevenb@suse.de>
13072 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
13073 call cost based on argument sizes.
13074 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
13076 * params.def: (max-inline-inssn-single): Set to 450.
13077 (max-inline-insns-auto): Set to 90.
13078 (max-inline-insns-recursive): Set to 450
13079 (max-inline-insns-recursive-auto): Set to 450.
13080 (large-function-insns): Set to 2700.
13081 (inline-call-cost): New parameter.
13082 * tree-inline.c (estimate_move_cost): New function.
13083 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
13084 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
13085 based on arguments.
13086 * tree-inline.h (estimate_move_cost): Declare.
13087 * invoke.texi: (max-inline-inssn-single): Change default to 450.
13088 (max-inline-insns-auto): Change default to 90.
13089 (max-inline-insns-recursive): Change default to 450
13090 (max-inline-insns-recursive-auto): Change default to 450.
13091 (large-function-insns): Change default to 2700.
13092 (inline-call-cost): Document new parameter.
13094 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13096 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
13097 (TARGET_DEFAULT): Delete.
13098 * config/i860/i860.opt: New file.
13100 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13102 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
13103 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13104 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13105 (frv_sched_lookahead): Delete.
13106 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
13107 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
13108 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
13109 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
13110 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
13111 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
13112 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
13113 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
13114 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
13115 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
13116 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
13117 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
13118 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
13119 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
13120 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
13121 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
13122 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
13123 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
13124 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
13125 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
13126 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
13127 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
13128 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
13129 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13130 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13131 (frv_sched_lookahead): Delete.
13132 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
13133 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13134 (frv_handle_option): New function. Move -mcpu= handling from...
13135 (frv_override_options): ...here. Remove handling of other
13137 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
13138 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
13139 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
13140 and TARGET_NO_MULTI_CE.
13141 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
13142 !TARGET_VLIW_BRANCH.
13143 * config/frv/frv.opt: New file.
13145 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13147 * fold-const.c (fold_ternary): Take decomposed arguments of
13149 (fold): Update a call to fold_ternary.
13151 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
13152 * tree.h: Add corresponding prototypes.
13154 2005-03-22 Jakub Jelinek <jakub@redhat.com>
13157 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
13158 between jump table and its label.
13159 * final.c (shorten_branches): Handle notes in between ADDR_VEC
13160 resp. ADDR_DIFF_VEC and the label preceeding it.
13161 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
13162 is emitted in the right section.
13164 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13166 * fold-const.c (fold_unary, fold_binary): Update comments
13169 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
13171 PR rtl-optimization/20527
13172 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
13173 REG_INC note, test that the register also isn't mentioned in PRED
13176 2005-03-22 Ben Elliston <bje@au.ibm.com>
13178 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
13181 2005-03-21 Mike Stump <mrs@apple.com>
13183 * varasm.c (default_assemble_visibility): Remove extra ().
13185 2005-03-21 Roger Sayle <roger@eyesopen.com>
13187 PR middle-end/20557
13188 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
13189 to determine whether a block can be duplicated, rather than test
13190 whether the block contains noncopyable insns ourselves.
13192 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13194 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
13197 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13199 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
13201 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13203 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
13204 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
13205 * config/fr30/fr30.opt: New file.
13207 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
13209 Fix PR tree-optimization/20542
13211 * tree-flow-inline.h (overlap_subvar): Move to here.
13212 * tree-ssa-operands.c: From here.
13213 * tree-flow.h (overlap_subvar): Declare.
13214 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
13215 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
13216 for variables with subvars.
13218 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
13220 PR middle-end/20177
13221 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
13222 * modulo-sched.c (const_iteration_count): Return on NULL
13224 (print_node_sched_params): Return on NULL dump_file.
13225 (generate_reg_moves): Handle reg-anti dependencies and disregard
13226 closing branch when generating register moves.
13227 (sms_schedule): Mark the SMSed block dirty.
13228 * passes.c (rest_of_handle_sms): Call update_life_info for all
13230 * testsuite/gcc.dg/20050321-1.c: New test.
13232 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13234 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
13235 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
13236 movqi_internal): Likewise.
13238 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13240 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
13241 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
13242 xtensa_b4const): Delete prototypes.
13243 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
13244 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
13245 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
13246 xtensa_extra_constraint): New prototypes.
13247 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13248 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13249 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13250 move_operand, const_float_1_operand, fpmem_offset_operand,
13251 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
13252 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
13253 (xtensa_b4const_or_zero): ...this. Change return type to bool and
13254 argument type to HOST_WIDE_INT.
13255 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
13256 xtensa_mask_immediate): Likewise.
13257 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
13258 Likewise. Also make these functions static.
13259 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
13260 (xtensa_const_ok_for_letter_p): New.
13261 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13262 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13263 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13264 move_operand, const_float_1_operand, fpmem_offset_operand,
13265 branch_operator, ubranch_operator, boolean_operator): Move to
13267 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
13268 (xtensa_mem_offset): Change return type to bool.
13269 (xtensa_extra_constraint): New.
13270 (gen_int_relational): Update type of const_range_p function pointer.
13271 Use xtensa_b4const_or_zero.
13272 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
13273 xtensa_const_ok_for_letter_p. Update comments.
13274 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
13275 (PREDICATE_CODES): Delete.
13276 * config/xtensa/xtensa.md: Include predicates.md.
13277 * config/xtensa/predicates.md: New file.
13279 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13281 * config/v850/v850-protos.h: Remove the prototypes for
13282 reg_or_int9_operand, reg_or_const_operand,
13283 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
13284 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
13285 movsi_source_operand, power_of_two_operand,
13286 not_power_of_two_operand, special_symbolref_operand,
13287 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
13288 register_is_ok_for_epilogue.
13289 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
13290 reg_or_int9_operand, reg_or_const_operand,
13291 call_address_operand, special_symbolref_operand,
13292 movsi_source_operand, power_of_two_operand,
13293 not_power_of_two_operand, register_is_ok_for_epilogue,
13294 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
13295 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
13297 * config/v850/v850.h (PREDICATE_CODES): Remove.
13298 * config/v850/v850.md: Include predicates.md.
13299 * config/v850/predicates.md: New.
13301 2005-03-21 Zack Weinberg <zack@codesourcery.com>
13303 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
13304 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13305 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
13306 (itoolsdir, itoolsdatadir): Move definition above new first use.
13307 (install-itoolsdirs): New rule.
13308 (install-mkheaders): Depend on install-itoolsdirs, not
13309 install-include-dir.
13311 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13313 * tree-into-ssa.c: Remove obsolete comments.
13315 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
13317 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
13318 unrolling if -fpeel-loops is specified, too.
13319 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13320 Remove superfluous check for flag_unroll_loops.
13322 2005-03-21 Uros Bizjak <uros@kss-loka.si>
13324 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
13325 (lrint_optab, llrint_optab): Define corresponding macros.
13326 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
13327 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
13328 pattern and llrint_optab using llrintdi2 patterns.
13329 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
13330 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
13331 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
13332 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
13333 flag_unsafe_math_optimizations is set.
13335 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13337 * combine.c (combine_simplify_rtx, simplify_if_then_else,
13338 simplify_logical, if_then_else_cond, known_cond,
13339 simplify_comparison): Adjust calls to reverse_comparison.
13340 Don't use combine_reversed_comparison_code).
13341 (combine_reversed_comparison_code): Remove.
13342 (reversed_comparison): Using reversed_comparison_code, move it...
13343 * jump.c (reversed_comparison): ... here.
13344 * rtl.h (reversed_comparison): Add prototype.
13346 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13348 * builtins.c (fold_builtin): Take decomposed arguments of
13350 * fold-const.c (fold_ternary): Update a call to fold_builtin.
13351 * gimplify.c (gimplify_call_expr): Likewise.
13352 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
13353 * tree.h: Update the prototype of fold_builtin.
13355 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13357 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
13358 * rtlhooks.c (gen_lowpart_no_emit_general): New.
13359 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
13360 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
13361 * simplify-rtx.c (simplify_binary_operation_1): Use it.
13363 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13365 * builtins.c (fold_builtin_1): Take decomposed arguments of
13367 (fold_builtin): Update a call to fold_builtin_1.
13369 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
13372 * gcov.c (output_lines): Only output function block summary when
13373 outputting branch information.
13374 * doc/gcov.texi: Document format of preamble and additional block
13377 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13379 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
13380 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
13381 the defaults false if BITS_PER_UNIT != 8.
13382 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
13383 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
13384 than BITS_PER_UNIT != 8.
13385 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
13386 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
13387 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
13389 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
13390 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
13392 2005-03-20 Roger Sayle <roger@eyesopen.com>
13394 PR middle-end/20539
13395 * fold-const.c (fold_binary): Fix type mismatch between
13396 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
13397 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
13398 for non-truth-valued expressions.
13400 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
13401 and FUNCTION_DECL in the main switch.
13402 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
13403 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
13404 we also need to convert their operands to match.
13405 <TRUTH_NOT_EXPR>: Likewise.
13407 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
13409 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
13410 diagnostic without checking whether an lvalue.
13411 * c-common.h (lvalue_p): Remove.
13412 (enum lvalue_use): Update comment.
13413 (lvalue_or_else): Replace by lvalue_error.
13414 * c-typeck.c (lvalue_p): Make static.
13415 (lvalue_or_else): New. Call lvalue_error.
13417 2005-03-21 Alan Modra <amodra@bigpond.net.au>
13419 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
13420 (function_arg_advance): Use rs6000_parm_start.
13421 (function_arg, rs6000_arg_partial_bytes): Likewise.
13423 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13425 * c-common.c (check_case_value): Adjust comment about stripping
13427 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
13428 * c-typeck.c (default_conversion, convert_arguments,
13429 build_modify_expr, convert_for_assignment, store_init_value,
13430 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
13431 manually. Remove inaccurate comments.
13433 2005-03-20 Roger Sayle <roger@eyesopen.com>
13434 Joseph S. Myers <joseph@codesourcery.com>
13436 * varasm.c (do_assemble_alias): Restore comment describing function.
13437 Annotate the target parameter as potentially unused.
13439 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
13442 * config/avr/avr.c (avr_output_function_prologue): Do not use
13443 current_function_name() in a label, use a local label instead.
13445 2005-03-20 David Edelsohn <edelsohn@gnu.org>
13447 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
13448 flag_finite_math_only, not flag_unsafe_math_optimizations.
13450 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13452 * builtins.c (fold_builtin_1): Update a call to
13453 targetm.fold_builtin.
13454 * hooks.c (hook_tree_tree_bool_null): Rename to
13455 hook_tree_tree_tree_bool_null. Take one more argument of type
13457 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
13458 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
13459 hook_tree_tree_tree_bool_null.
13460 * target.h (gcc_target): Update the prototype of fold_builtin.
13461 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
13462 arguments of CALL_EXPR.
13463 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
13466 2005-03-20 Jan Hubicka <jh@suse.cz>
13468 * cgraph.h (cgraph_node): Add prev_clone pointer.
13469 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
13470 (cgraph_clone_node): Produce doubly linked chain.
13472 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13474 * c-common.c (handle_aligned_attribute, check_function_sentinel,
13475 get_nonnull_operand, handle_sentinel_attribute,
13476 check_function_arguments_recurse): Do not strip NOPS from
13478 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
13480 * c-format.c (get_constant): Likewise.
13481 * c-parser.c (c_parser_postfix_expression): Likewise.
13482 * c-typeck.c (set_init_index): Likewise.
13483 (convert_arguments): Don't check for NOP_EXPR containing integer
13486 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13488 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
13489 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
13490 Take decomposed arguments of CALL_EXPR.
13491 (fold_builtin_1): Update calls to the functions mentioned
13494 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13496 * c-decl.c (check_bitfield_type_and_width): Require bit-field
13497 width to have integer type.
13498 (build_enumerator): Require enumerator value to have integer type.
13500 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13502 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
13505 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13507 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
13508 std=iso9899:199x): Correct descriptions.
13510 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13512 * config.gcc: Consistently use solaris2.1[0-9]* instead of
13515 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
13517 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
13519 (expand_builtin_memcpy, fold_builtin_1): Update calls to
13520 fold_builtin_memcpy.
13522 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
13523 arguments of CALL_EXPR.
13524 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
13525 fold_builtin_found, fold_builtin_1): Update calls to
13526 fold_trunc_transparent_mathfn.
13528 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13530 PR middle-end/20493
13531 * fold-const.c (fold_widened_comparison): Don't optimize casts of
13532 function pointers on targets that require function pointer
13534 (fold_sign_changed_comparison): Likewise.
13536 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
13538 * combine.c (try_combine): When changing the mode of a hard reg, make
13539 sure that doing so is valid.
13541 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
13543 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
13544 (TARGET_HANDLE_OPTION): Override default.
13545 (avr_handle_option): New function.
13546 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
13547 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
13548 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
13549 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
13550 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
13551 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
13552 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
13553 (TARGET_OPTIONS): Delete.
13554 * config/avr/avr.opt: New file.
13556 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13558 * config/m32r/m32r-protos.h: Remove the prototypes for
13559 call_address_operand, symbolic_operand, seth_add3_operand,
13560 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13561 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13562 two_insn_const_operand, move_src_operand,
13563 move_double_src_operand, move_dest_operand,
13564 eqne_comparison_operator, signed_comparison_operator,
13565 large_insn_p, conditional_move_operand, carry_compare_operand,
13566 m32r_block_immediate_operand, extend_operand,
13567 reg_or_eq_int16_operand, int8_operand, and
13568 reg_or_zero_operand.
13569 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13570 seth_add3_operand, int8_operand, cmp_int16_operand,
13571 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13572 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13573 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13574 move_double_src_operand, move_dest_operand,
13575 eqne_comparison_operator, signed_comparison_operator,
13576 extend_operand, small_insn_p, large_insn_p,
13577 conditional_move_operand, carry_compare_operand,
13578 m32r_block_immediate_operand): Move to predicates.md.
13579 (MAX_MOVE_BYTES): Move to m32r.h.
13580 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13581 * config/m32r/m32r.md: Include predicates.md.
13582 * config/m32r/predicates.md: New.
13584 2005-03-18 James E Wilson <wilson@specifixinc.com>
13587 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
13590 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13592 * config/mn10300/mn10300-protos.h: Remove the prototypes for
13593 call_address_operand, const_8bit_operand.
13594 * config/mn10300/mn10300.c (call_address_operand,
13595 const_8bit_operand, const_1f_operand): Move to predicates.md.
13596 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
13597 * config/mn10300/mn10300.md: Include predicates.md.
13598 * config/mn10300/predicates.md: New.
13600 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
13602 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
13603 declarations in diagnostics and %E for identifiers, not %s.
13605 2005-03-18 Jan Hubicka <jh@suse.cz>
13606 Dale Johannesen <dalej@apple.com>
13608 * basic-block.h (scale_bbs_frequencies_int,
13609 scale_bbs_frequencies_gcov_type): Declare.
13610 * cfg.c (RDIV): New macro.
13611 (update_bb_frequency_for_threading): Fix.
13612 * basic-block.h (scale_bbs_frequencies_int,
13613 scale_bbs_frequencies_gcov_type): New.
13614 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
13615 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
13616 scale_bbs_frequencies_int.
13617 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
13619 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13621 * config/m32r/m32r-protos.h: Remove the prototypes for
13622 call_address_operand, symbolic_operand, seth_add3_operand,
13623 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13624 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13625 two_insn_const_operand, move_src_operand,
13626 move_double_src_operand, move_dest_operand,
13627 eqne_comparison_operator, signed_comparison_operator,
13628 large_insn_p, conditional_move_operand, carry_compare_operand,
13629 m32r_block_immediate_operand, extend_operand,
13630 reg_or_eq_int16_operand, int8_operand, and
13631 reg_or_zero_operand.
13632 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13633 seth_add3_operand, int8_operand, cmp_int16_operand,
13634 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13635 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13636 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13637 move_double_src_operand, move_dest_operand,
13638 eqne_comparison_operator, signed_comparison_operator,
13639 extend_operand, small_insn_p, large_insn_p,
13640 conditional_move_operand, carry_compare_operand,
13641 m32r_block_immediate_operand): Move to predicates.md.
13642 (MAX_MOVE_BYTES): Move to m32r.h.
13643 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13644 * config/m32r/m32r.md: Include predicates.md.
13645 * config/m32r/predicates.md: New.
13647 * config/pa/pa-protos.h: Add prototypes for magic_milli and
13649 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
13650 symbolic_operand, symbolic_memory_operand,
13651 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
13652 indexed_memory_operand, move_dest_operand, move_src_operand,
13653 prefetch_cc_operand, prefetch_nocc_operand,
13654 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
13655 arith_operand, arith11_operand, pre_cint_operand,
13656 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
13657 ireg_operand, int5_operand, uint5_operand, int11_operand,
13658 uint32_operand, arith5_operand, and_operand, ior_operand,
13659 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
13660 pc_or_label_operand, div_operand, plus_xor_ior_operator,
13661 shadd_operand, movb_comparison_operator,
13662 cmpib_comparison_operator): Move to predicates.md.
13663 (magic_milli, shadd_constant_p): Make it extern.
13664 * config/pa/pa.h (PREDICATE_CODES): Remove.
13665 * config/pa/pa.md: Include predicates.md.
13666 * config/pa/predicates.md: New.
13668 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
13671 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13673 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
13674 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
13675 config/alpha/freebsd.h, config/alpha/linux.h,
13676 config/alpha/netbsd.h, config/alpha/osf5.h,
13677 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
13678 config/h8300/h8300-protos.h, config/h8300/h8300.c,
13679 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
13680 doc/cppopts.texi: Update copyright.
13682 2005-03-18 Jan Hubicka <jh@suse.cz>
13684 PR middle-end/20225
13685 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
13687 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
13690 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13692 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
13695 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
13697 * combine.c (gen_binary): Remove.
13698 (known_cond, simplify_shift_const, find_split_point,
13699 combine_simplify_rtx, simplify_if_then_else, simplify_set,
13700 simplify_logical, expand_field_assignment, extract_left_shift,
13701 force_to_mode, if_then_else_cond, apply_distributive_law,
13702 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
13703 simplify_comparison, reversed_comparison): Replace with
13704 simplify_gen_binary, simplify_gen_relational or
13705 distribute_and_simplify_rtx.
13706 (distribute_and_simplify_rtx): New function.
13708 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
13709 Paolo Bonzini <gcc.gnu.org>
13711 * calls.c (setjmp_call_p, special_function_p): Update comments
13712 at the head of the functions.
13714 2005-03-18 Jan Hubicka <jh@suse.cz>
13716 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
13718 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
13719 function body should be released; do not proactively release function
13720 bodies in non-unit-at-a-time mode.
13722 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
13724 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
13725 mno-fp-ret-in-387 multilib variants.
13727 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
13729 * common.opt (m): Remove.
13730 * opts.c (handle_option): Pass 'm' options to set_target_switch if
13731 table lookup fails.
13732 (common_handle_option): Remove OPT_m case.
13734 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13736 * builtins.c (fold_builtin_bitop): Take decomposed arguments
13738 (fold_builtin_1): Update a call to fold_builtin_bitop.
13740 * builtins.c (fold_builtin_signbit): Take decomposed arguments
13742 (fold_builtin_1): Update a call to fold_builtin_signbit.
13744 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
13746 PR tree-optimization/20474
13747 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
13748 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
13750 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13752 * config/h8300/h8300-protos.h: Remove prototypes for
13753 general_operand_src, general_operand_dst, single_one_operand,
13754 single_zero_operand, call_insn_operand,
13755 two_insn_adds_subs_operand, small_call_insn_operand,
13756 jump_address_operand, bit_operand, bit_memory_operand,
13757 stack_pointer_operand, const_int_gt_2_operand,
13758 const_int_ge_8_operand, const_int_qi_operand,
13759 const_int_hi_operand, incdec_operand, bit_operator,
13760 nshift_operator, eqne_operator, gtle_operator,
13761 gtuleu_operator, iorxor_operator.
13762 Add prototypes for h8sx_shift_type h8sx_classify_shift and
13763 h8300_ldm_stm_parallel.
13764 * config/h8300/h8300.c (h8sx_shift_type,): Move to
13766 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
13767 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
13768 (h8300_ldm_stm_parallel): Make it extern.
13769 (h8300_ldm_parallel, h8300_stm_parallel,
13770 h8300_return_parallel, general_operand_src,
13771 general_operand_dst, h8300_dst_operand, h8300_src_operand,
13772 nibble_operand, reg_or_nibble_operand, single_one_operand,
13773 single_zero_operand, call_insn_operand,
13774 two_insn_adds_subs_operand, small_call_insn_operand,
13775 jump_address_operand, bit_operand, bit_memory_operand,
13776 stack_pointer_operand, const_int_gt_2_operand,
13777 const_int_ge_8_operand, const_int_qi_operand,
13778 const_int_hi_operand, incdec_operand, eqne_operator,
13779 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
13780 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
13781 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
13782 nshift_operator): Move to predicates.md.
13783 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
13784 * config/h8300/h8300.md: Include predicates.md.
13785 * config/h8300/predicates.md: New.
13787 2005-03-17 Richard Henderson <rth@redhat.com>
13789 * config.gcc (ia64*-*-hpux*): Add extra_options.
13790 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
13791 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13792 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
13793 (ia64_tls_size_string, ia64_tune_string): Remove.
13794 (ia64_tune): Init to PROCESSOR_ITANIUM2.
13795 (TARGET_DEFAULT_TARGET_FLAGS): New.
13796 (TARGET_HANDLE_OPTION): New.
13797 (ia64_override_options): Move options parsing ...
13798 (ia64_handle_option): ... here. New.
13799 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
13800 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
13801 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
13802 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
13803 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
13804 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
13805 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
13806 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
13807 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
13808 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
13809 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
13810 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
13811 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
13812 TARGET_EARLY_STOP_BITS): Remove.
13813 (TARGET_ILP32): Default false.
13814 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
13815 (enum ia64_inline_type): New.
13816 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13817 * config/ia64/ia64.md: Update for new definitions of
13818 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
13819 * config/ia64/ia64.opt: New file.
13820 * config/ia64/ilp32.opt: New file.
13822 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
13825 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
13827 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13829 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
13830 instead of MASK_H8300S.
13831 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
13832 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
13833 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
13834 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
13835 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
13836 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
13837 TARGET_SWITCHES): Remove.
13838 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
13840 * config/h8300/h8300.opt: New.
13842 * config/alpha/alpha.opt, config/arc/arc.opt,
13843 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
13846 2005-03-17 Ian Lance Taylor <ian@airs.com>
13850 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
13852 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
13853 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
13854 (TARGET_HANDLE_OPTION): Override default.
13855 (arc_handle_option): New function.
13856 (arc_init): Remove code to set arch_cpu_string.
13857 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
13858 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
13859 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
13860 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
13861 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
13862 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
13863 (arc_rodata_string, TARGET_OPTIONS): Delete.
13864 * config/arc/arc.opt: New file.
13866 2005-03-17 Richard Henderson <rth@redhat.com>
13868 * doc/extend.texi (Weak Pragmas): New section.
13869 (attribute alias): Clarify that target must be in the same
13872 2005-03-17 Richard Henderson <rth@redhat.com>
13874 * config/alpha/alpha.opt: New file.
13875 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
13877 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
13878 alpha_fprm_string, alpha_fptm_string): Make static.
13879 (alpha_tls_size_string): Remove.
13880 (alpha_handle_option): New.
13881 (override_options): Update for alpha_cpu/alpha_tune split.
13882 (alpha_file_start): Likewise.
13883 (TARGET_DEFAULT_TARGET_FLAGS): New.
13884 (TARGET_HANDLE_OPTION): New.
13885 * config/alpha/alpha.h (alpha_tune): Declare.
13886 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
13887 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
13888 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
13889 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
13890 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
13891 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
13892 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
13893 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
13894 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
13895 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
13896 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
13897 (TARGET_DEFAULT): Remove MASK_FP.
13898 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
13899 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
13900 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
13901 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
13902 alpha_tls_size_string): Remove.
13903 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
13904 (attribute tune): Rename from attribute cpu.
13905 * config/alpha/ev4.md: Update to match.
13906 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
13907 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
13908 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
13909 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
13910 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
13911 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
13913 2005-03-16 James E. Wilson <wilson@specifixinc.com>
13915 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
13916 and return without creating new state if before_nops_num is nonzero.
13917 * config/ia64/ia64.md (first_insn): New attribute.
13918 (alloc): Set it to yes.
13920 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13922 * tree-vectorizer.c (new_vec_stmt_info): Initialize
13923 STMT_VINFO_SUBVARS to NULL.
13924 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13926 2005-03-16 Dale Johannesen <dalej@apple.com>
13928 * rtlanal.c (find_first_parameter_load): Rewrite to
13929 return actual first param load or the call if none,
13930 instead of first in block, when not all loads exist.
13932 2005-03-16 Roger Sayle <roger@eyesopen.com>
13934 * optabs.c (expand_copysign_absneg): Make static.
13935 * optabs.h (expand_copysign_absneg): Delete prototype.
13936 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
13938 2005-03-16 Richard Henderson <rth@redhat.com>
13940 PR middle-end/15700
13941 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
13942 (alias_pairs): Rename from output_defs.
13943 (find_decl_and_mark_needed): Split out from assemble_alias.
13944 (do_assemble_alias): New.
13945 (assemble_output_def): Remove.
13946 (finish_aliases_1, finish_aliases_2): New.
13947 (process_pending_assemble_output_defs): Remove.
13948 (assemble_alias): Defer aliases for which we don't yet have a
13949 non-external decl for the target symbol.
13950 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
13951 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
13952 * toplev.c (compile_file): Use finish_aliases_2 instead of
13953 process_pending_assemble_output_defs.
13954 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
13955 (process_pending_assemble_output_defs): Remove.
13957 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13959 Fix PR tree-optimization/20489
13961 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
13962 for empty structures.
13964 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13966 Fix PR tree-optimization/20490
13968 * tree-ssa-pre.c (create_expression_by_pieces): Use
13969 force_gimple_operand on result of fold.
13971 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
13973 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
13974 of closing parenthesis.
13976 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
13978 * builtins.c (expand_movstr): Update a call to
13979 fold_builtin_strcpy.
13980 (expand_builtin_strncpy): Update a call to
13981 fold_builtin_strncpy.
13982 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
13983 arguments of CALL_EXPR.
13984 (fold_builtin_1): Update calls to fold_builtin_strcpy and
13985 fold_builtin_strncpy.
13986 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13987 * tree.h: Update the prototypes of fold_builtin_strcpy and
13988 fold_builtin_strncpy.
13990 2005-03-16 Steven Bosscher <stevenb@suse.de>
13991 Dorit Naishlos <dorit@il.ibm.com>
13993 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
13994 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
13997 2005-03-16 Steven Bosscher <stevenb@suse.de>
13999 * tree-inline.c (walk_type_fields, walk_tree,
14000 walk_tree_without_duplicates): Move from here...
14001 * tree.c: ...to here.
14003 2005-03-15 Zack Weinberg <zack@codesourcery.com>
14005 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
14006 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
14007 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
14008 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
14009 (version): Define using $(BASEVER_c).
14010 (Makefile, config.status, build/gcov-iov.o): No longer depends on
14012 (version.o): Depend on version files; add custom generation command.
14013 (prefix.o): Define BASEVER on command line.
14014 (s-iov): Depend on version files; adjust command.
14015 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
14017 (gcc-vers.texi): New rule.
14018 (doc/%.info, doc/%.dvi): Add -I . to command line.
14019 (doc/gccinstall.dvi): Likewise.
14020 (PACKAGE): Delete. All uses replaced with "gcc".
14021 * aclocal.m4: Do not include gcc-version.m4.
14022 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
14023 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
14024 Set is_release based on contents of DEV-PHASE.
14025 Set gcc_version based on contents of BASE-VER.
14026 Define WIN32_REGISTRY_KEY only if the user overrode the default.
14027 * config.in, configure: Regenerate.
14028 * gccbug.in: Determine version of GCC in use at runtime.
14029 * gcov-iov.c: Get version number and development phase from
14030 command line, not by including version.c.
14031 * intl.c: Replace all uses of PACKAGE with "gcc".
14032 * libada-mk.in: Delete unused "gcc_version" variable.
14033 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
14034 * version.c: (VERSUFFIX): New hook for redistributors; adjust
14035 commentary to match.
14036 (version_string): Put together from pieces.
14037 * config/alpha/x-vms: Do not use $(gcc_version).
14038 * config/i386/t-nwld: Likewise.
14039 * doc/include/gcc-common.texi: Include gcc-vers.texi for
14040 version-GCC and DEVELOPMENT.
14042 2005-03-15 Roger Sayle <roger@eyesopen.com>
14044 PR tree-optimization/17454
14045 * tree.c (tree_size): Add case for TREE_BINFO.
14046 * fold-const.c (fold_checksum_tree): Only clear the overloaded
14047 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
14049 2005-03-15 Roger Sayle <roger@eyesopen.com>
14051 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
14052 op1 whilst expanding the signed widenening multiply variant.
14054 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
14056 * toplev.c (display_target_options): Avoid unused variable warning if
14057 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
14058 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
14059 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
14060 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
14061 (mips_isa_info): New variable.
14062 (mips_parse_cpu): Remove the first argument and leave the caller
14064 (TARGET_HANDLE_OPTION): Override default.
14065 (mips_handle_option): New function. Move option validation code from...
14066 (override_options): ...here. Update calls to mips_parse_cpu.
14067 * config/mips/mips.h (mips_arch_string, mips_tune_string)
14068 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
14069 (SUBTARGET_TARGET_OPTIONS): Delete.
14070 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
14071 (mno-flush-func, mtune=): New options.
14073 2005-03-15 Roger Sayle <roger@eyesopen.com>
14074 Richard Henderson <rth@redhat.com>
14076 * real.c (c4x_single_format, c4x_extended_format): Provide values
14077 for signbit_ro for c4x's single and extended floating point formats.
14078 * optabs.c (expand_copysign): Use the floating point format's
14079 signbit_ro for expanding via expand_copysign_absneg, and it's
14080 signbit_rw field for expanding via expand_copysign_bit.
14082 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
14084 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
14085 known_alignment_for_access_p.
14086 (known_alignment_for_access_p): New.
14087 (do_peeling_for_alignment): Field made int instead of bool and renamed
14088 to peeling_for_alignment.
14089 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
14090 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
14091 functionality used to be in vect_analyze_operations.
14092 (vect_analyze_operations): Code to determine vectorization factor was
14093 moved to vect_determine_vectorization_factor.
14094 (vect_enhance_data_refs_alignment): Update to correct alignment when it
14095 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
14097 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
14098 be part of vect_analyze_operations).
14099 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
14100 creating the guard condition, as the number of iterations may be
14102 (slpeel_tree_peel_loop_to_edge): Use new name of
14103 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
14104 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
14105 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
14106 (vect_do_peeling_for_alignment): Use fold.
14107 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
14109 (vect_update_inits_of_dr): Renamed to
14110 vect_update_init_of_dr.
14111 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
14112 (vectorizable_store): Fix assertion to use == instead of =.
14114 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
14116 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
14117 call_used_regs for wCG registers.
14119 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
14121 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14122 for non-offsettable memory references to cope with outstanding reload
14123 replacements, take 2.
14125 2005-03-15 Uros Bizjak <uros@kss-loka.si>
14128 * config/i386/i386.h (x86_fisttp): New.
14129 (TARGET_FISTTP): New macro.
14130 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
14131 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
14132 instruction when fisttp flag is set.
14133 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
14135 * config/i386/i386.md (type attribute): Add fisttp.
14136 (unit attribute): Set to i387 for fisttp type.
14137 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
14138 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
14140 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
14141 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
14143 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
14144 patterns for TARGET_FISTTP. Enable patterns for
14145 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
14146 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
14147 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
14148 implement fisttp x87 insn.
14149 (fix_trunc*_i387_fisttp splitters): New patterns.
14150 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
14151 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
14152 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
14154 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
14155 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
14156 Implement using mode macros. Disable patterns for TARGET_FISTTP.
14157 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
14158 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
14159 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
14160 Disable patterns for TARGET_FISTTP.
14161 (fix_trunc*_i387 splitters): Implement usign mode macros.
14162 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
14163 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
14164 (fix_trunx*_sse peephole2s): Implement using mode macros.
14166 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
14168 PR rtl-optimization/20291
14169 * combine.c (try_combine): If splitting fails, re-try with
14170 original combined pattern, i.e. before clobber stripping.
14172 2005-03-14 Eric Christopher <echristo@redhat.com>
14174 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
14175 STACK_GROWS_DOWNWARD.
14177 2005-03-14 Roger Sayle <roger@eyesopen.com>
14179 * real.h (struct real_format): Split the signbit field into two
14180 two fields, signbit_ro and signbit_rw.
14181 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
14182 mips_double_format, ieee_extended_motorola_format,
14183 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
14184 ieee_extended_intel_128_format, ibm_extended_format,
14185 mips_extended_format, ieee_quad_format, mips_quad_format,
14186 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
14187 i370_double_format, c4x_single_format, c4x_extended_format,
14188 real_internal_format): Update initializers for new field.
14189 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
14190 real_format structure.
14191 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
14192 field of the real_format structure.
14194 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
14196 Fix PR tree-optimization/20458
14198 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
14199 DECL_EXTERNAL on STRUCT_FIELD tags.
14200 (clear_call_clobbered): Ditto.
14201 * tree-ssa-operands.c (note_addressable): Make sure the original
14202 variable doesn't slip into the addressable list if we have
14204 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
14207 2005-03-14 Geoffrey Keating <geoffk@apple.com>
14209 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
14210 (-fwide-exec-charset): Likewise.
14211 (-finput-charset): Likewise.
14212 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
14213 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
14214 * c.opt (Wnormalized): New.
14216 2005-03-14 Devang Patel <dpatel@apple.com>
14218 * doc/invoke.texi: Add reference to Visibility document.
14220 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14222 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
14223 MASK_SPLIT_ADDRESSES.
14224 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
14225 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
14226 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
14227 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
14228 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
14229 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
14230 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
14231 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
14232 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
14233 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
14234 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
14235 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
14236 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
14237 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
14238 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
14239 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
14240 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
14241 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
14242 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
14243 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
14244 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
14245 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
14246 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
14247 (TARGET_EXPLICIT_RELOCS): Delete.
14248 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
14249 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
14250 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
14251 (override_options): Set MASK_LONG64 if -mint64 is given and no
14252 -mlongXX option is. Complain about -mint64 -mlong32.
14253 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
14254 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
14255 * config/mips/mips.opt: New file.
14257 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14259 * config.gcc (extra_options): New variable for listing option files.
14260 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
14261 * configure.ac (extra_opt_files): New AC_SUBST variable.
14262 (tm_file_list, tm_include_list): Include options.h first.
14263 * configure: Regenerate.
14264 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
14265 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
14266 (s-options-h): New rule.
14267 (options.h): Depend on it.
14268 (TEXI_GCCINT_FILES): Add options.texi.
14269 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
14270 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
14271 * target.h (gcc_target): Add default_target_flags and handle_option.
14272 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
14273 (TARGET_HANDLE_OPTION): New macros.
14274 (TARGET_INITIALIZER): Include them.
14275 * opt-functions.awk (opt_args, nth_arg): New functions.
14276 (switch_flags): Handle the "Target" flag.
14277 (var_args): Delete.
14278 (var_name): Use opt_args and nth_arg.
14279 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
14280 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
14281 macros for the "Mask" and "InverseMask" options.
14282 * opts.h (cl_var_cond): New enum.
14283 (cl_option): Replace the "has_set_value" and "set_value" fields with
14284 "var_cond" and "var_value".
14285 (CL_TARGET): New macro.
14286 (option_enabled, print_filtered_help): Declare.
14287 (decode_options): Move definition.
14288 * opts.c (handle_option): Search for the original option before
14289 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
14290 var_cond and var_value fields. Use targetm.handle_option to handle
14292 (decode_options): Set target_flags to targetm.default_target_flags.
14293 (print_filtered_help): Make global. Handle CL_TARGET.
14294 (option_enabled): New function.
14295 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
14296 (display_target_options, set_target_switch, print_switch_values)
14297 (default_pch_valid_p): Guard uses of target_switches with
14298 #ifdef TARGET_SWITCHES. Also...
14299 (display_target_options): Display the CL_TARGET entries in cl_options.
14300 (set_target_option): Don't complain about the "" option when
14301 TARGET_SWITCHES is undefined.
14302 (print_switch_values): Use option_enabled.
14303 (default_pch_valid_p): Check cl_options[] when looking for something
14304 that has changed the value of target_flags.
14305 * c.opt: Remove documentation from top of file.
14306 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
14307 * doc/sourecebuild.texi: Refer to the new options documentation
14308 instead of c.opt. Document machine-specific .opt files.
14309 * doc/tm.texi (target_flags): Say that this variable is declared
14311 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
14312 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
14314 * doc/options.texi: New file.
14316 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14318 PR middle-end/18628
14319 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
14322 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14325 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
14326 temporary variable of pointer type if an lvalues is required.
14327 (gimplify_modify_expr_rhs): Request an rvalue from it.
14328 (gimplify_expr): Pass fallback on.
14330 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14332 * cfgbuild.c: Update comments.
14334 2005-03-14 Roger Sayle <roger@eyesopen.com>
14336 PR rtl-optimization/17236
14337 * optabs.c (expand_doubleword_mult): New helper function split out
14338 from expand_binop. Permute the order in which instructions are
14339 emitted to minimize the number of simultaneously live registers.
14340 (expand_binop): Call expand_doubleword_mult to synthesize a double
14341 word multiplication.
14343 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14345 * basic-block.h: Update the prototypes of cached_make_edge and
14347 * cfg.c (cached_make_edge): Take edge_cache representing one
14348 row of the adjacency matrix of edges.
14349 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
14350 (make_edges): Initialize edge_cache to represent one row of
14351 the adjacency matrix of edges.
14353 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14355 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
14357 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
14358 Remove unused removed_phis variable.
14359 (conditional_replacement): Use build1/build2.
14360 (abs_replacement): Use last_and_only_stmt and build1/build2.
14362 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14364 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
14365 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
14366 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
14367 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
14368 * c-common.c (handle_novops_attribute): New function.
14369 (c_common_attribute_table): Add "no vops" entry.
14370 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
14371 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
14372 * tree-ssa-operands.c (get_call_expr_operands): Do not
14373 create virtual operands for calls with ECF_NOVOPS flag.
14374 * tree.h (DECL_IS_NOVOPS): New macro.
14375 (struct tree_decl): Add novops_flag.
14376 (ECF_NOVOPS): New constant.
14378 2005-03-14 Uros Bizjak <uros@kss-loka.si>
14381 * config/i386/i386.c (x86_use_himode_fiop): New.
14382 (x86_use_simode_fiop): Rename from x86_use_fiop.
14383 * config/i386/i386.h (x86_use_himode_fiop): Declare.
14384 (TARGET_USE_HIMODE_FIOP): New.
14385 (x86_use_simode_fiop): Rename from x86_use_fiop.
14386 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
14388 * config/i386/i386.md (X87MODEI12): New mode macro define.
14389 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
14390 to implement x87 FP compare with HImode input operands.
14391 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
14392 Use X87MODEI12 mode macro to handle HImode input operands.
14393 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
14394 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
14395 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
14396 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
14397 macro to implement x87 operators with HImode input operands.
14398 (fop splitters): Use X87MODEI12 mode macro to handle HImode
14401 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14403 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
14405 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
14406 constants invariant.
14408 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14410 * basic-block.h (BB_VISITED): Removed.
14411 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
14413 2005-03-14 Falk Hueffner <falk@debian.org>
14416 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
14418 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14420 * ggc-zone.c: Fix comment typos.
14422 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
14423 stringpool.c, config/mips/mips-protos.h: Update copyright.
14425 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14427 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
14428 throughout with its typedef, "rtx".
14429 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
14430 (rs6000_tls_symbol_ref_1): Remove inline keyword.
14431 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
14432 regs in comment to match code.
14434 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14436 * except.c (check_handled): Make it static.
14437 * except.h: Remove the corresponding prototype.
14439 * function.c (get_func_frame_size): Make it static.
14440 * function.h: Remove the corresponding type.
14442 * regclass.c (reg_class_superclasses, reg_class_subclasses):
14444 * hard-reg-set.h: Remove the corresponding declarations.
14446 * tree-cfg.c (verify_stmts): Check that
14447 bb_for_stmt (stmt) == bb for every PHI node and statement.
14449 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14451 * config.gcc: Remove excess indentation.
14452 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
14454 2005-03-13 Roger Sayle <roger@eyesopen.com>
14456 PR middle-end/19331
14457 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
14458 * fold-const.c (fold_sign_changed_comparison): Likewise.
14459 (fold_binary): Optimize comparisons against widened operands if
14460 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
14462 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14464 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
14465 (sparc_override_options): Initialize it.
14466 (sparc_struct_value_rtx): Set it on the MEM to be returned.
14468 2005-03-13 David Edelsohn <edelsohn@gnu.org>
14470 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
14471 (reg_or_none500mem_operand): New predicate.
14472 (zero_reg_mem_operand): New predicate.
14473 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
14474 to reg_or_none500mem_operand.
14475 (extendsfdf2_fpr): Add MEM alternative.
14476 (extenddftf2_internal): Change operand2 predicate to
14477 zero_reg_mem_operand.
14479 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14481 * ggc-zone.c: Rewritten.
14483 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
14485 * configure.ac: Define GGC_ZONE for --with-gc=zone.
14486 * config.in: Regenerated.
14487 * configure: Regenerated.
14488 * gengtype.c (write_types_process_field, write_func_for_structure):
14489 Pass new argument to gt_pch_note_object.
14490 * ggc-common.c (struct ptr_data): Add TYPE.
14491 (gt_pch_note_object): Take TYPE argument and save it.
14492 (call_count): Update call to ggc_pch_count_object.
14493 (call_alloc): Update call to ggc_pch_alloc_object.
14494 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
14496 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
14497 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
14498 (ggc_alloc_zone_stat): Delete.
14499 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
14500 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
14501 (ggc_pch_alloc_object): Update prototypes.
14502 (garbage_zone): Delete.
14503 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
14504 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
14506 (tree_id_zone): New variable.
14507 (ggc_alloc_cleared_zone): Remove unused.
14508 (ggc_alloc_zone): Define.
14509 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
14510 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
14511 ggc_alloc_zone_stat.
14512 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
14513 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
14514 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
14515 (make_node_stat): Likewise. Use tree_id_zone.
14517 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14518 Joseph S. Myers <joseph@codesourcery.com>
14520 * configure.ac: Check for MIPS TLS.
14521 * configure: Regenerated.
14522 * config/mips/mips-protos.h (enum mips_symbol_type): Add
14523 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
14524 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
14525 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
14526 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
14527 (mips_classify_symbol, mips_symbolic_constant_p)
14528 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
14529 (mips_tls_operand_p, mips_call_tls_get_addr)
14530 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
14531 (mips_tls_symbol_ref_1): New functions.
14532 (mips_legitimize_address, mips_legitimize_const_move): Call
14533 mips_legitimize_tls_address.
14534 (override_options): Handle V1_REG and TLS symbols. Disable TLS
14536 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
14537 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
14538 (mips_char_to_class): Document V1_REG.
14539 (HAVE_AS_TLS): Provide default.
14540 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
14542 (load_got<mode>): Renamed from *load_got<mode>. Allow when
14544 (tls_get_tp_<mode>): New instruction.
14546 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14548 * configure.ac: Update checks for target tools.
14549 * configure: Regenerated.
14551 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14553 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
14555 2005-03-13 Roger Sayle <roger@eyesopen.com>
14557 * expmed.c (expand_mult): Use synthetic multiplication sequences for
14558 more classes of DImode multiplication by constant. Allow both
14559 multiplication by small negative constants (by performing a
14560 multiplication by a positive constant and negating the result) and
14561 multiplications by large powers of two, by using a left shift.
14563 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14565 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
14566 of basic blocks into work_stack.
14568 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
14569 config/mips/vr.h: Update copyright.
14571 * c-decl.c (c_init_decl_processing): Remove useless calls to
14572 build_function_type.
14574 * builtins.c (fold_trunc_transparent_mathfn,
14575 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
14576 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14577 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
14578 fold_builtin_strcpy, fold_builtin_strncpy,
14579 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
14582 * builtins.c (expand_builtin_mathfn_3): Remove local variable
14585 * lambda-code.c (lambda_compute_auxillary_space): Remove local
14586 variable determinant.
14588 * tree-cfg.c (group_case_labels): Remove local variable type.
14590 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
14593 * tree-ssa-phiopt.c (value_replacement): Remove local variable
14596 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
14599 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
14600 (*movmemqi_insn): Delete.
14601 (*movmemhi): Delete.
14603 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14605 * builtins.c (fold_builtin_classify): Take decomposed
14606 arguments of CALL_EXPR.
14607 (fold_builtin_1): Update a call to fold_builtin_classify.
14609 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
14612 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
14613 through into call to parser_xref_tag after parse error.
14614 (c_parser_struct_declaration): Consistently return NULL_TREE on
14617 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
14619 * tree-flow-inline.h (ref_contains_array_ref): New function.
14620 (lookup_subvars_for_var): Ditto.
14621 (get_subvars_for_var): Ditto.
14622 (var_can_have_subvars): Ditto.
14624 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
14625 (struct subvar): New type.
14627 * tree-dfa.c (okay_component_ref_for_subvars): New function.
14629 * tree-optimize.c (init_tree_optimization_passes): Call
14630 pass_create_structure_vars.
14632 * tree-ssa-alias.c: Include vec.h.
14633 (init_alias_info): Don't auto-clear call clobbered on struct-field
14635 (compute_flow_insensitive_aliasing): Handle subvars.
14636 (group_aliases): Handle STRUCT_FIELD aliases.
14637 (setup_pointers_and_addressables): Ditto.
14638 Don't mark variables non-addressable if they still have
14639 addressable subvars.
14640 Also mark subvars addressable when the real variable is marked
14642 (add_pointed_to_var): Try to prune the pointed-to set by only
14643 pointing to subvars when possible.
14644 Otherwise, make sure we set addresses_needed and pt_vars to
14645 properly include subvars.
14646 (bitpos_of_field): New function.
14647 (push_fields_onto_fieldstack): Ditto.
14648 (get_or_create_used_part_for): Ditto.
14649 (create_overlap_variables_for): Ditto.
14650 (find_used_portions): Ditto.
14651 (create_structure_vars): Ditto.
14652 (pass_create_structure_vars): New structure.
14654 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
14655 (get_expr_operands): Handle subvars. Also try to turn
14656 COMPONENT_REF accesses into must-defs now that we can accurately
14658 (note_addressable): Try to only mark as addressable those subvars
14659 we know a COMPONENT_REF touches.
14660 (overlap_subvar): New function.
14662 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
14663 Handle subvar storing.
14664 (vect_address_analysis): Update caller of vect_object_analysis.
14666 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
14668 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
14669 (STMT_VINFO_SUBVARS): New macro.
14671 * common.opts: add flag_tree_salias.
14673 * opts.c (decode_options): flag_tree_salias defaults to on.
14675 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
14677 * doc/tree-ssa.texi: Document structural alias analysis.
14679 2005-03-12 Steven Bosscher <stevenb@suse.de>
14681 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
14682 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
14683 * tree-ssa-operands.c (get_expr_operands): Likewise.
14684 (get_expr_operands): Likewise for ERROR_MARK.
14686 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14688 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
14691 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
14694 * tree-ssa-pre.c (compute_avail): Remove local variable val.
14695 (mark_operand_necessary): Remove local variable ver.
14697 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
14698 variable prefix_len.
14700 * value-prof.c (mod_subtract_transform): Remove local variable
14703 * builtins.c (fold_builtin_exponent): Take decomposed
14704 arguments of CALL_EXPR.
14705 (fold_builtin_1): Update a call to fold_builtin_exponent.
14707 * builtins.c (fold_builtin_logarithm): Take decomposed
14708 arguments of CALL_EXPR.
14709 (fold_builtin_1): Update a call to fold_builtin_logarithm.
14711 * c-decl.c (c_init_decl_processing): Remove local variables
14712 ptr_ftype_void and ptr_ftype_ptr.
14714 * gimplify.c (gimplify_expr): Remove local variables r0 and
14717 * reg-stack.c (move_for_stack_reg): Remove local variable
14719 (compare_for_stack_reg): Remove local variable flags_user.
14720 (convert_regs_1): Remove local variable deleted.
14722 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
14724 (combine_blocks): Remove local variables exits and new_e.
14726 * tree-inline.c (expand_call_inline): Remove local variable
14729 * tree-ssa-live.c (create_ssa_var_map,
14730 calculate_live_on_entry): Remove local variable snn.
14732 2005-03-12 Geoffrey Keating <geoffk@apple.com>
14734 * c-lex.c (c_lex_with_flags): Add parameter to call to
14737 2005-03-11 Per Bothner <per@bothner.com>
14739 * c-tree.h (struct c_declarator): New id_loc field.
14740 * c-pragma.h (c_lex_with_flags): Take position reference.
14741 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
14742 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
14743 (c_lex): Pass dummy location to c_lex_with_flags.
14744 * c-parser.c (c_lex_one_token): Set c_token's location using
14745 c_lex_with_flags, instead of input_location, which might be "ahead".
14746 (c_parser_direct_declarator): Set declarator's id_loc from
14748 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
14749 declarator's id_loc, rather than probably-imprecise input_location.
14750 (build_id_declarator): Initialize c_declarator's id_loc field.
14752 2005-03-11 Roger Sayle <roger@eyesopen.com>
14754 PR middle-end/20419
14755 * builtins.c (expand_builtin_signbit): Force the signbit's word
14756 into an integer register to avoid SUBREGs of floating point modes.
14758 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14760 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
14761 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
14762 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
14763 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
14765 2005-03-11 David Edelsohn <edelsohn@gnu.org>
14767 PR rtl-optimization/20306
14768 * expr.c (emit_move_complex): Set try_int false if mode is
14769 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
14770 emit_block_move if try_int is true.
14772 2005-03-11 Richard Henderson <rth@redhat.com>
14775 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
14776 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
14779 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14781 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
14782 (TARGET_FIX_VR4130): New macro.
14783 (TARGET_OPTIONS): Add -mfix-vr4130.
14784 (ISA_HAS_MACCHI): New macro.
14785 (ASM_SPEC): Add -mfix-vr4130.
14786 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
14787 (override_options): Handle mips_fix_vr4130_string.
14788 (mips_avoid_hazards): Clear all_noreorder_p
14789 if we're working around VR4130 errata and the macc alternatives
14791 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
14792 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
14793 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
14794 (MULTILIB_DEFAULTS): Remove leading "march=".
14795 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
14796 if no architecture option is given.
14797 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
14799 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
14800 * doc/invoke.texi: Document -mfix-vr4130.
14802 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14804 * config/mips/mips.c (override_options): Only warn about -mint64
14805 deprecation if TARGET_INT64.
14807 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14809 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
14810 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
14811 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
14812 are non-specific regarding the nonnull parameter positions.
14813 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
14814 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
14815 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
14816 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
14818 * builtins.def: Use the non-specific "nonnull" attibute lists.
14820 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14822 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14823 single_pred_edge, single_succ, single_pred): Improve comments.
14825 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14827 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14828 single_pred_edge, single_succ, single_pred): New inline functions.
14829 * bb-reorder.c (rotate_loop, find_traces_1_round,
14830 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
14831 duplicate_computed_gotos): Use the single_succ/pred functions.
14832 * cfganal.c (forwarder_block_p): Ditto.
14833 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
14834 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14835 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
14836 merge_seq_blocks): Ditto.
14837 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
14838 * cfglayout.c (fixup_reorder_chain): Ditto.
14839 * cfgloop.c (mark_single_exit_loops, update_latch_info,
14840 canonicalize_loop_headers, verify_loop_structure): Ditto.
14841 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
14842 mfb_update_loops, create_preheader, force_single_succ_latches,
14843 create_loop_notes): Ditto.
14844 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
14845 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
14846 commit_one_edge_insertion, purge_dead_edges,
14847 cfg_layout_can_merge_blocks_p): Ditto.
14848 * except.c (sjlj_emit_function_enter): Ditto.
14849 * flow.c (init_propagate_block_info): Ditto.
14850 * function.c (thread_prologue_and_epilogue_insns): Ditto.
14851 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
14852 insert_insn_end_bb): Ditto.
14853 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
14854 find_if_case_2): Ditto.
14855 * lambda-code.c (perfect_nestify): Ditto.
14856 * lcm.c (optimize_mode_switching): Ditto.
14857 * loop-doloop.c (doloop_modify): Ditto.
14858 * loop-init.c (loop_optimizer_init): Ditto.
14859 * loop-iv.c (simplify_using_initial_values): Ditto.
14860 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14861 * loop-unswitch.c (unswitch_loop): Ditto.
14862 * modulo-sched.c (generate_prolog_epilog): Ditto.
14863 * predict.c (combine_predictions_for_insn, estimate_probability,
14864 tree_estimate_probability, last_basic_block_p,
14865 estimate_bb_frequencies): Ditto.
14866 * profile.c (branch_prob): Ditto.
14867 * regrename.c (copyprop_hardreg_forward): Ditto.
14868 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
14869 * tracer.c (layout_superblocks): Ditto.
14870 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
14871 cfg_remove_useless_stmts_bb, cleanup_control_flow,
14872 cleanup_control_expr_graph, disband_implicit_edges,
14873 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
14874 tree_verify_flow_info, tree_make_forwarder_block,
14875 tree_forwarder_block_p, remove_forwarder_block,
14876 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
14877 * tree-if-conv.c (tree_if_conversion): Ditto.
14878 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14879 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
14880 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
14881 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
14882 copy_loop_headers): Ditto.
14883 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
14884 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
14885 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
14886 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
14887 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
14888 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
14889 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
14890 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
14891 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
14892 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
14893 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
14894 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
14895 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14896 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
14897 slpeel_add_loop_guard): Ditto.
14899 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
14901 PR tree-optimization/15784
14902 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14905 * stmt.c (expand_case): Don't change index_type. Convert minval
14906 to the proper type.
14908 PR tree-optimization/20130
14909 * fold-const.c (fold): Fold x * -1 into -x.
14911 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
14913 PR rtl-optimization/20331
14914 * rtlanal.c (modified_between_p): Check its address first for MEM.
14915 (modified_in_p): Likewise.
14917 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
14919 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
14921 2005-03-10 Steven Bosscher <stevenb@suse.de>
14923 * expr.c (expand_expr_real_1): If possible, use a conditional
14924 move for expanding MIN_EXPR and MAX_EXPR.
14925 Use temp for moving around rtx-en.
14927 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
14930 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
14933 2005-03-10 Roger Sayle <roger@eyesopen.com>
14935 * builtins.c (expand_builtin_signbit): Extend to handle floating
14936 point modes wider than the largest integer type, using the
14937 operand_subword_force function to obtain the signbit's word.
14939 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14942 * combine.c (try_combine): If recog_for_combine added CLOBBERs
14943 to NEWI2PAT, fail to combine if they are used by NEWPAT.
14945 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
14947 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
14949 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
14951 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
14953 (perform_edge_inserts): Unconditionally call
14954 free_dominator_info.
14956 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
14958 2005-03-10 Bob Wilson <bob.wilson@acm.org>
14960 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
14962 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
14964 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
14966 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
14968 (rtl_register_value_prof_hooks,
14969 tree_value_profile_transformations,
14970 tree_register_value_prof_hooks): Likewise.
14971 * var-tracking.c (stack_adjust_offset_pre_post,
14972 variable_htab_free, variable_union, dataflow_set_different_2,
14973 count_uses, variable_was_changed, set_frame_base_location,
14974 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
14975 vt_add_function_parameters): Likewise.
14976 * varasm.c (named_section_real, named_section, make_decl_rtl,
14977 asm_emit_uninitialised, assemble_integer, decode_addr_const,
14978 const_hash_1, compare_constant, copy_constant, force_const_mem,
14979 output_constant_pool_2, output_constant_pool_1, output_constant,
14980 output_constructor, make_decl_one_only, decl_tls_model,
14981 default_no_named_section, default_elf_select_section_1,
14982 default_unique_section_1): Likewise.
14983 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
14984 * vmsdbgout.c (addr_const_to_string): Likewise.
14987 * function.c (struct assign_parm_data_one): Remove last_named
14989 (assign_parm_find_data_types): Don't determine last_named.
14990 Reorder named_parm determination.
14991 (assign_parms): Only setup varargs on the last non-varadic
14994 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
14996 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
14997 sda base address on medium model.
14999 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
15001 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
15002 * cfgloop.c (flow_loop_nodes_find): Export.
15003 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
15005 * cfgloopmanip.c (fix_loop_structure): New function.
15006 * predict.c (predict_loops): Clean up the loops information.
15007 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
15008 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
15010 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
15011 (rewrite_into_loop_closed_ssa): Declaration changed.
15012 * tree-loop-linear.c (linear_transform_loops): Add argument to
15013 rewrite_into_loop_closed_ssa call.
15014 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15015 * tree-ssa-loop-im.c (move_computations): Ditto.
15016 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
15017 * tree-vectorizer.c (vectorize_loops): Ditto.
15018 * tree-optimize.c: Include cfgloop.h.
15019 (execute_todo): Choose whether to call cleanup_tree_cfg or
15020 cleanup_tree_cfg_loop.
15021 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
15022 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
15023 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
15024 cleanup_tree_cfg_loop call.
15025 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
15026 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
15027 work on part of cfg.
15029 2005-03-10 Jakub Jelinek <jakub@redhat.com>
15031 PR inline-asm/20314
15032 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
15033 with multiple alternatives.
15035 * stmt.c (parse_output_constraint): Fix a typo.
15037 2005-03-09 Bob Wilson <bob.wilson@acm.org>
15039 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
15040 assembly directive instead of deprecated "no-generics".
15042 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
15044 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
15045 for non-offsettable memory references to cope with outstanding reload
15047 * config/s390/s390.md ("reload_outti"): Call find_replacement to
15048 avoid losing outstanding address reloads.
15049 ("reload_outdi", "reload_outdf"): Likewise.
15051 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15053 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
15054 code. Add more cbrt transformations.
15056 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15058 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
15060 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15062 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
15063 NULL_TREE when a given tree is not simplified.
15064 (fold): Return the original tree when any of the functions
15065 mentioned above NULL_TREE.
15067 * fold-const.c (fold_unary, fold_binary): Take decomposed
15068 arguments, code, type, op0, and op1 in case of fold_binary.
15069 (fold): Update calls to fold_unary and fold_binary.
15071 2005-03-09 Roger Sayle <roger@eyesopen.com>
15073 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
15074 a fndecl and an arglist instead of a CALL_EXPR, exp.
15076 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15078 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
15080 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
15082 * expr.c (expand_assignment): Remove orig_to_rtx.
15084 * fold-const.c (int_const_binop): Remove no_overflow.
15086 * ifcvt.c (noce_emit_move_insn): Remove inmode.
15088 * loop-iv.c (get_biv_step_1): Remove lhs.
15090 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
15092 * real.c (real_nan): Remove neg.
15094 * function.c (thread_prologue_and_epilogue_insns): Remove i
15097 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
15100 * tree-eh.c (tree_could_trap_p): Remove idx.
15102 * tree-into-ssa.c (ann): Remove ann.
15104 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
15106 * tree-sra.c (decide_block_copy): Remove inst_count.
15108 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
15110 * tree-ssa-loop-im.c (lhs): Remove.
15112 * cfgbuild.c (state, STATE, SET_STATE,
15113 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
15115 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
15116 (find_basic_blocks): Set the state of each basic block to
15119 2005-03-08 Jeff Law <law@redhat.com>
15121 * tree-cfg.c (cleanup_control_flow): If removal of a computed
15122 goto results in the removal of edges in the CFG, then we need
15123 to recompute dominators.
15125 2005-03-09 Ben Elliston <bje@au.ibm.com>
15127 * c-common.c (c_do_switch_warnings): Comment fix.
15129 2005-03-08 Julian Brown <julian@codesourcery.com>
15131 * Patch from 2005-03-08 reverted for causing regressions and
15132 ppc-darwin bootstrap failure.
15134 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
15136 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
15137 Define the real function for ppc-darwin.
15138 * c-typeck.c (convert_arguments): Check for target-specific
15139 invalid argument call to unprototyped function.
15140 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
15142 * target.h (invalid_arg_for_unprototyped_fn): New field
15144 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
15145 default target hook.
15146 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
15149 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15151 * c-typeck.c (constructor_stack, constructor_range_stack,
15152 initializer_stack): Make them static.
15154 * cfg.c (rbi_pool): Make it static.
15156 * gimple-low.c (lower_stmt_body): Make it static.
15157 * tree-flow.h: Remove the corresponding prototype. Don't
15158 declare lower_data.
15160 * sched-deps.c (cache_size): Make it static.
15162 * stor-layout.c (lang_adjust_rli): Make it static.
15164 2005-03-08 Julian Brown <julian@codesourcery.com>
15166 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15167 from being used for symbols with vague linkage when
15168 HAVE_GAS_COMDAT_GROUP is true.
15170 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
15172 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
15173 nlabel == JUMP_LABEL (jump).
15175 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15177 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
15178 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
15179 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
15180 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
15182 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
15185 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
15186 * c-common.c (handle_returns_twice): New function.
15187 (c_common_attribute_table): Declare eturns_twice' attribute.
15188 * doc/extend.texi: Document eturns_twice' attribute.
15189 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
15190 (struct tree_decl): Add returns_twice_flag.
15192 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15194 * tree-ssa-phiopt.c: Fix a comment typo.
15196 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
15197 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
15198 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
15201 2005-03-08 Richard Henderson <rth@redhat.com>
15203 * config/alpha/alpha.c (code_for_builtin): Replace special-case
15204 builtin codes with ctzdi2, clzdi2, popcountdi2.
15205 (struct alpha_builtin_def): Add is_const.
15206 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
15207 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
15208 (alpha_init_builtins): Init them. Set nothrow and const attributes
15210 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
15211 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
15212 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
15213 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
15214 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
15215 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
15216 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
15217 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
15218 (TARGET_FOLD_BUILTIN): New.
15219 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
15220 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
15222 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
15224 2005-03-08 Ira Rosen <irar@il.ibm.com>
15226 PR tree-optimization/20122
15227 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
15228 condition of access function instead of base.
15230 2005-03-07 Jeff Law <law@redhat.com>
15231 Steven Bosscher <stevenb@suse.de>
15233 * tree-cfg.c (find_taken_edge_computed_goto): New function.
15234 (find_taken_edge): Call find_taken_edge_computed_goto as
15235 appropriate. Allow any gimple invariant rather than just
15236 INTEGER_CST for VAL.
15237 (cleanup_control_flow): Cleanup a computed goto which has turned
15238 into a simple goto.
15239 (tree_merge_blocks): If block B has any forced labels, move
15240 them to the start of block A.
15241 * tree-ssa-dom.c (thread_across_edge): Allow threading across
15242 computed gotos as well.
15243 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
15244 removal of unnecessary computed gotos too.
15245 (lookup_redirection_data): Fix type of INSERT argument. Callers
15248 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15250 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
15251 Remove trailing spaces.
15253 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
15254 unshare_all_trees): Make them static.
15255 * tree-gimple.h: Remove the corresponding prototypes.
15257 * diagnostic.h: Remove unused prototype
15258 debug_output_buffer.
15259 * modulo-sched.c: Remove unused prototype
15260 set_row_column_for_ps.
15262 * tree-ssa-phiopt.c (tree_ssa_phiopt,
15263 replace_phi_edge_with_variable): Remove unused variable i.
15265 2005-03-07 Per Bothner <per@bothner.com>
15267 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
15269 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
15272 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
15273 bbs on the COND_EXPR instead of the PHI_NODEs.
15274 (candidate_bb_for_phi_optimization): Remove.
15275 (replace_phi_with_stmt): Rename to ...
15276 (replace_phi_edge_with_variable): this and change so that we
15277 replace the phi argument instead of removing the PHI.
15278 (conditional_replacement): Change so we deal with PHI with more
15279 than two arguments.
15280 (value_replacement): Likewise.
15281 (abs_replacement): Likewise.
15283 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
15285 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
15286 output_e500_flip_gt_bit.
15288 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
15290 (rs6000_generate_compare): Fix logic to look at the correct bits.
15291 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
15293 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
15294 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
15295 gen_move_from_CR_gt_bit.
15297 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
15298 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
15299 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
15301 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
15302 (E500_CR_IOR_COMPARE): New constant.
15304 2005-03-08 Earl Chew <earl_chew@agilent.com>
15305 David Billinghurst <David.Billinghurst@riotinto.com>
15307 * config/i386/host-cygwin.c: New file to support precompiled
15309 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
15310 * config.host: Use above files for cygwin host.
15312 2005-03-07 David Edelsohn <edelsohn@gnu.org>
15314 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
15315 ordering ops from earlier change.
15317 2005-03-07 Per Bothner <per@bothner.com>
15319 Various fixes to allow us to again build if --enable-mapped-location:
15320 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
15321 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
15322 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
15323 local variable loc. Change logic appropriately.
15324 * tree-vect-transform.c (vect_finish_stmt_generation): Use
15325 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
15326 * c-parser.c (c_parser_for_statement): Initialize loc variable.
15327 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
15328 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
15330 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
15332 PR rtl-optimization/19683
15333 * reload1.c (choose_reload_regs): Pass the number of bits, not the
15334 number of bytes, to smallest_int_for_mode. Fix arguments to
15335 REG_CANNOT_CHANGE_MODE_P.
15337 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15339 * reorg.c (relax_delay_slots): Check that the jump is
15340 conditional before trying to invert it.
15342 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15344 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
15347 * calls (stack_arg_under_construction): Make it static.
15349 * flow.c (regs_live_at_setjmp): Make it static.
15350 * flow.h: Remove the corresponding prototype.
15352 * reload1.c (reload_startobj, reload_firstobj,
15353 something_needs_operands_changed, reload_inherited,
15354 reload_inheritance_insn, reload_override_in,
15355 reload_spill_index): Make them static.
15357 * recog.c (verify_changes): Make it static.
15358 * recog.h: Remove the corresponding prototype.
15360 * cfgbuild.c (find_sub_basic_blocks): Remove.
15361 * basic-block.h: Remove the corresponding prototype.
15362 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
15364 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
15366 * tree-ssa-operands.c (check_build_stmt): Remove.
15368 * stor-layout.c (set_alignment): Remove.
15369 * tree.h: Remove the corresponding prototype.
15371 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
15373 * tree-ssa-dce.c (control_dependence_map,
15374 visited_control_parents): Make them static.
15376 * cfghooks.c (verify_flow_info): Remove local variable
15379 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
15382 * loop-unswitch.c (unswitch_loop): Remove local variable src.
15384 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
15386 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
15388 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
15390 * config/ia64/hpux.h (LINK_SPEC): Add -z.
15391 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
15392 PARALLEL for an empty structure.
15394 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15396 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
15398 * fold-const.c (fold_binary): Unroll the very first "for"
15401 2005-03-06 David Edelsohn <edelsohn@gnu.org>
15403 * config/rs6000/predicates.md (branch_comparison_operator): Remove
15404 redundant match_code test.
15405 (scc_comparison_operator): Swap match_operand and match_code
15407 (branch_positive_comparison_operator): Same.
15408 (trap_comparison_operator): Use comparison_operator and swap with
15411 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
15414 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
15415 (out_movhi_r_mr): Read low byte of volatile MEM first.
15416 (out_movhi_mr_r): Write high byte of volatile MEM first.
15418 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15420 * cselib.c (reg_values, reg_values_size): Make them static.
15422 * cse.c (cse_reg_info_table): Make it static.
15424 * fold-const.c (fold_unary): Use build1 instead of copy_node.
15426 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
15428 * cse.c (find_best_addr): Use canon_for_address.
15430 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15432 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
15433 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
15434 SUBREG and MEM, respectively.
15436 * fold-const.c (fold_binary): Use code instead of t.
15438 * fold-const.c (optimize_minmax_comparison): Take decomposed
15439 arguments code, type, op0, and op1 instead of t.
15440 (fold_binary): Update a call to optimize_minmax_comparison.
15442 * fold-const.c (fold_range_test): Take decomposed arguments
15443 code, type, op0, and op1 instead of t.
15444 (fold_binary): Update a call to fold_range_test.
15446 * fold-const.c (fold_binary_op_with_conditional_arg): Take
15447 decomposed arguments code, type, op0, and op1 instead of t.
15448 (fold_binary): Update a call to fold_range_test.
15450 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15452 * fold-const.c (fold_binary): Avoid directly using the original
15453 expression t as much as possible.
15455 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15457 * c-semantics.c (build_stmt): Use TYPE_P instead of
15458 IS_NON_TYPE_CODE_CLASS.
15459 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
15460 (NON_TYPE_CHECK): Use TYPE_P instead of
15461 IS_NON_TYPE_CODE_CLASS.
15463 * fold-const.c (fold): Remove handling of binary expressions.
15465 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
15467 * doc/c-tree.texi: Wrap comments in @r{}.
15468 * doc/cpp.texi: Likewise.
15469 * doc/cppinternals.texi: Likewise.
15470 * doc/extend.texi: Likewise.
15471 * doc/md.texi: Likewise.
15472 * doc/objc.texi: Likewise.
15473 * doc/sourcebuild.texi: Likewise.
15474 * doc/tm.texi: Likewise.
15475 * doc/tree-ssa.texi
15477 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15479 * predict.c (apply_return_prediction): Standardize PHI chain
15481 * tree-ssa.c (ssa_redirect_edge): Likewise.
15483 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
15484 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
15487 * tree-phinodes.c (remove_phi_node): Drop the last argument.
15488 * tree-flow.h: Adjust the prototype for remove_phi_node.
15489 * lambda-code.c (perfect_nestify): Adjust a call to
15492 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
15493 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
15495 * tree-ssa-dce.c (remove_dead_phis): Likewise.
15496 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
15497 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
15498 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
15500 * combine.c (simplify_and_const_int): Use gen_int_mode instead
15501 of GEN_INT (trunc_int_for_mode (...)).
15502 * loop-iv.c (iv_number_of_iterations): Likewise.
15503 * postreload.c (reload_cse_move2add): Likewise.
15504 * simplify-rtx.c (simplify_const_unary_operation,
15505 simplify_const_binary_operation): Likewise.
15506 * stor-layout.c (get_mode_bounds): Likewise.
15508 * fold-const.c (fold_binary): New.
15509 (fold): Call fold_binary on binary expressions.
15511 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
15513 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
15514 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
15515 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
15516 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
15517 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
15519 2005-03-04 Devang Patel <dpatel@apple.com>
15521 PR tree-optimization/18815
15522 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15523 loops with zero exit edges.
15525 2005-03-04 Devang Patel <dpatel@apple.com>
15527 * doc/invoke.texi: Remove reference to webpage that does not exist.
15529 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
15530 Joseph S. Myers <joseph@codesourcery.com>
15533 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
15534 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
15535 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
15536 * pa.c (get_plabel): Change argument to symbol_ref. Call
15537 maybe_get_identifier instead of get_identifier.
15538 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
15539 (struct deferred_plabel): Replace name field with symbol field.
15540 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
15541 ASM_OUTPUT_EXTERNAL_REAL is defined.
15542 (output_global_address): Use output_addr_const for output of all
15544 (output_deferred_plabels): Use symbol_ref instead of name for address
15546 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
15547 ASM_OUTPUT_SYMBOL_REF): New macros.
15548 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
15550 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
15553 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
15555 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
15556 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
15558 2005-03-04 Jeff Law <law@redhat.com>
15560 * basic-block.h (rediscover_loops_after_threading): Declare.
15561 * tree-ssa-dom.c: Include cfgloop.h.
15562 (tree_ssa_dominator_optimize): Discover loops and some basic
15563 properties. Remove forwarder blocks recreated by loop header
15564 canonicalization. Also mark backedges in the CFG.
15565 * tree-ssa-threadupdate.c: Include cfgloop.h
15566 (rediscover_loops_after_threading): Define.
15567 (struct local_info): New field, JUMP_THREADED.
15568 (prune_undesirable_thread_requests): New function.
15569 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
15570 then record that fact for the callers of redirct_edges.
15571 (thread_block): If BB has incoming backedges, then call
15572 prune_undesirable_thraed_requests. Note when we are
15573 going to have to rediscover loop information. Return a
15574 boolean indicating if any jumps were threaded.
15575 (thread_through_all_blocks): Bubble up boolean indicating
15576 if any jumps were threaded.
15577 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
15578 (tree-ssa-threadupdate.o): Similarly.
15580 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15582 * fold-const.c (fold_ternary): Unroll the "for" loop to
15585 2005-03-04 Andrew Haley <aph@redhat.com>
15587 * unwind-dw2-fde-glibc.c (struct
15588 unw_eh_callback_data.check_cache): New field.
15589 (frame_hdr_cache): New.
15590 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
15591 Cache frame header info.
15593 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
15595 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
15596 (print_c_condition): Declare.
15597 * read-rtl.c (ptr_loc): New structure.
15598 (ptr_locs, ptr_loc_obstack, joined_conditions)
15599 (joined_conditions_obstack): New variables.
15600 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
15601 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
15602 (join_c_conditions, print_c_condition): New functions.
15603 (apply_macro_to_string): Associate the new string with the same
15604 source location as the old one.
15605 (add_condition_to_string): Use join_c_conditions.
15606 (read_string): Use set_rtx_ptr_loc to record a filename and line
15607 number for the string.
15608 (read_rtx): Initialize the new variables above.
15609 * genattrtab.c (write_test_expr, write_attr_value): Use
15611 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
15612 comment above the GCC_VERSION check.
15613 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
15614 Inline the definition of MAYBE_EVAL.
15615 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
15616 * genoutput.c (process_template): Likewise.
15617 * genpreds.c (write_predicate_subfunction): Likewise.
15618 (write_predicate_expr): Use print_c_condition.
15619 * genrecog.c (write_cond): Likewise.
15620 * gensupport.c (process_rtx): Use join_c_conditions to join the
15621 conditions of a define_insn_and_split. Record a source location
15622 for the string after the "&&".
15623 (alter_test_for_insn): Use join_c_conditions.
15625 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
15628 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15629 PR tree-optimization/15784
15630 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15633 2005-03-04 Ben Elliston <bje@au.ibm.com>
15635 * gcc.c (option_map): Add --coverage.
15636 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
15637 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
15638 * config/darwin.h: Pass -lgcov for `coverage'.
15639 * doc/invoke.texi (Debugging Options): Document --coverage.
15641 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15643 * gcse.c (bypass_block): Use find_edge wherever possible.
15645 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
15649 * c-opts.c (c_common_parse_file): Call start_source_file
15650 and end_source_file at the approriate times.
15652 * dwarf2out.c (dwarf2out_finish): Don't auto-end
15653 the main file, it will be done for us now.
15655 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15657 * fold-const.c (fold_ternary): New.
15658 (fold): Call fold_ternary on ternary expressions. Remove
15659 handling of ternary expressions.
15661 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15663 PR tree-optimization/15784
15664 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15667 2005-03-03 David Edelsohn <edelsohn@gnu.org>
15669 * config/rs6000/predicates.md (branch_comparison_operator):
15670 Convert from C block to conditional format.
15672 2005-03-03 Jan Hubicka <jh@suse.cz>
15674 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
15675 and non-constant public variables.
15677 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
15679 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
15682 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
15685 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
15686 calls to release_ssa_name and release_phi_node.
15688 * fold-const.c (fold): Remove handling of unary expressions.
15690 * fold-const.c (fold_unary): Avoid directly using the original
15691 expression t as much as possible.
15693 2005-03-03 Roger Sayle <roger@eyesopen.com>
15694 Andrew Pinski <pinskia@physics.uc.edu>
15696 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
15697 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
15699 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
15701 Describe special registers SRP and MOF as allocatable registers.
15702 * config/cris/cris.c (cris_md_asm_clobbers): New function.
15703 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
15704 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
15705 TARGET_HAS_MUL_INSNS.
15706 (cris_print_operand) <case 'd'>: New case.
15707 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
15708 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
15710 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
15711 (REG_ALLOC_ORDER): Update for MOF.
15712 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
15714 (GENERAL_REGS): No longer a define of ALL_REGS.
15715 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
15716 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
15717 Adjust accordingly.
15718 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
15719 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
15720 (SECONDARY_RELOAD_CLASS): Define.
15721 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
15722 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
15723 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
15724 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
15725 (REGISTER_MOVE_COST): Define.
15726 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
15727 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
15728 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
15729 (CRIS_MOF_REGNUM): New define_constants.
15730 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
15732 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15734 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
15735 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
15736 Adjust for MOF being properly described as a register.
15737 (indir_to_reg_split): Name this split. Conditionalize on the
15738 destination register being a general register.
15739 (movei): Conditionalize on on operands 0 and 1 having the same
15742 2005-03-03 Alan Modra <amodra@bigpond.net.au>
15745 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
15746 -mcpu to override any other explicitly given flags.
15748 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
15750 * recog.c (verify_changes, confirm_change_group): New functions,
15751 broken out of apply_change_group.
15752 (apply_change_group): Use them.
15753 * recog.h (verify_change, confirm_change_group): Declare.
15754 * rtl.h (redirect_jump_2): Declare.
15755 * jump.c (redirect_exp, invert_exp): Delete.
15756 (invert_exp_1): Take second parameter. Return value. Changed caller.
15757 (redirect_jump_2): New function, broken out of redirect_jump.
15758 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
15759 (invert_jump): Use invert_jump_1 and redirect_jump_2.
15760 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
15762 2005-03-02 Geoffrey Keating <geoffk@apple.com>
15764 * varasm.c (named_section): Use xstrdup rather than doing it by
15767 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
15769 2005-03-02 Devang Patel <dpatel@apple.com>
15771 Undo PR tree-optimization/18815 fix.
15773 2005-03-02 Devang Patel <dpatel@apple.com>
15775 PR tree-optimization/18815
15776 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15777 loops with zero exit edges.
15779 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15781 * cfg.c (connect_src, connect_dest, disconnect_src,
15782 disconnct_dest): New.
15783 (unchecked_make_edge, remove_edge, redirect_edge_succ,
15784 redirect_edge_pred): Use the new functions.
15786 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
15787 free_dominance_info only when needed.
15789 2005-03-02 David Edelsohn <edelsohn@gnu.org>
15792 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
15793 (reg_or_sub_cint64_operand): Same.
15795 2005-03-02 Jeff Law <law@redhat.com>
15797 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
15798 CFG_ALTERED in the main DOM iteration loop.
15800 2005-03-02 Mark Mitchell <mark@codesourcery.com>
15803 * varasm.c (initializer_constant_valid_p): Allow conversions
15804 between OFFSET_TYPEs. Tidy.
15806 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
15808 * config/cris/cris.md ("return"): Remove epilogue delay list
15811 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
15813 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
15815 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
15817 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15819 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
15820 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
15821 config/m68k/m68k.c, config/mips/mips.h,
15822 config/rs6000/rs6000-protos.h, doc/contrib.texi,
15823 doc/include/gcc-common.texi: Update copyright.
15825 PR middle-end/18029 and PR middle-end/18030
15826 * expr.c (optimize_bitfield_assignment_op): Add a special case
15827 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
15829 * fold-const.c (fold_unary): New.
15830 (fold): Call fold_unary on unary expressions.
15832 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
15834 * cgraph.h (struct cgraph_edge): Add prev_caller and
15835 prev_callee fields.
15836 (cgraph_node_remove_callees): Export.
15837 * cgraph.c (cgraph_create_edge): Initialize prev_caller
15839 (cgraph_edge_remove_callee): New function.
15840 (cgraph_edge_remove_caller): Likewise.
15841 (cgraph_remove_edge): Use.
15842 (cgraph_redirect_edge_callee): Likewise.
15843 (cgraph_node_remove_callees): New function.
15844 (cgraph_node_remove_callers): Likewise.
15845 (cgraph_remove_node): Use.
15846 * tree-optimize.c (tree_rest_of_compilation): Use
15847 cgraph_node_remove_callees instead of manual loop.
15848 * cgraphunit.c (cgraph_finalize_function): Likewise.
15849 (cgraph_expand_function): Likewise.
15850 (cgraph_remove_unreachable_nodes): Likewise.
15852 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
15855 * c-tree.h (undeclared_variable, build_external_ref): Add extra
15857 * c-decl.c (undeclared_variable): Take location as argument.
15858 * c-typeck.c (build_external_ref): Likewise.
15859 * c-parser.c (c_parser_postfix_expression): Pass location of
15860 identifier to build_external_ref.
15862 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15864 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
15865 CCEQ mode for branch_positive_comparison_operator test.
15866 * config/rs6000/predicates (branch_comparison_operator): Revert to
15868 (scc_comparison_operator): Same.
15869 (branch_positive_comparison_operator): Same.
15871 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
15873 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
15874 (cris_delay_slots_for_epilogue): Remove.
15875 (save_last): Move into cris_target_asm_function_epilogue.
15876 (cris_target_asm_function_epilogue): Remove tests for file being
15878 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
15879 (cris_delay_slots_for_epilogue): Remove prototypes.
15880 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
15881 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
15883 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15885 * config/rs6000/predicates.md (branch_comparison_operator): Change
15886 to define_special_predicate.
15887 (scc_comparison_operator): Same.
15888 (branch_positive_comparison_operator): Same.
15890 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
15892 * Makefile.in (tree-ssa-sink.o): New.
15893 (OBJS-common): Add tree-ssa-sink.o.
15894 * common.opt: Add -ftree-sink
15895 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
15896 * timevar.def (TV_TREE_SINK): new timevar.
15897 * tree-flow.h (is_hidden_global_store): Prototype.
15898 * tree-optimize.c (init_tree_optimization_passes): Add
15900 * tree-pass.h (pass_sink_code): New.
15901 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
15902 for non-obvious global store store to is_hidden_global_store, and
15903 call that new function.
15904 * tree-ssa-sink.c: New file.
15905 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
15906 * doc/passes.texi: Document forward store motion.
15907 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
15908 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
15909 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
15910 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
15912 2005-03-01 Per Bothner <per@bothner.com>
15914 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
15915 and we have a non-zero column-number, add it to the message.
15916 Also factor out the diagnostic_kind_text.
15918 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15920 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
15921 flow_loop_pre_header_scan, flow_loop_pre_header_find,
15922 flow_loop_scan): Removed.
15923 (flow_loop_dump): Do not dump removed fields.
15924 (flow_loop_free): Do not free removed fields.
15925 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
15926 (loop_exit_edge_p): New function.
15927 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
15928 num_pre_header_edges, entry_edges, num_entries, exit_edges,
15929 num_exits, exits_doms.
15930 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
15931 LOOP_EDGES, LOOP_ALL): Removed.
15932 (flow_loop_scan): Declaration removed.
15933 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
15934 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
15936 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
15937 (if_convert): Call flow_loops_find and flow_loops_free
15938 when calling mark_loop_exit_edges.
15939 * cfgloopanal.c (mark_loop_exit_edges): Moved from
15940 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
15941 free_dominance_info calls.
15942 * loop-init.c (flow_loops_find): Ditto.
15943 * passes.c (rest_of_handle_branch_prob): Ditto.
15944 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
15945 * loop-unroll.c (analyze_insns_in_loop): Do not use
15947 * predict.c (predict_loops): Do not call flow_loop_scan.
15948 Use get_loop_exit_edges.
15949 (tree_estimate_probability): Do not pass flags to flow_loops_find.
15950 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
15951 Do not use EDGE_LOOP_EXIT.
15952 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
15953 to bb_with_exit_edge_p.
15954 (if_convertible_loop_p): Do not call flow_loop_scan. Use
15955 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
15956 to bb_with_exit_edge_p.
15957 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
15959 * tree-loop-linear.c (linear_transform_loops): Do not call
15960 flow_loop_scan. Use loop->single_exit.
15961 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
15962 (vect_analyze_loop_form): Do not call flow_loop_scan.
15963 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
15965 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
15967 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
15968 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15969 slpeel_tree_duplicate_loop_to_edge_cfg,
15970 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
15971 Use loop_preheader_edge and loop->single_exit. Do not call
15974 2005-03-01 Nick Clifton <nickc@redhat.com>
15976 * config/arm/arm.c (thumb_find_work_register): Check all of the
15977 argument registers to see if they are free, and a couple of
15978 special cases where the last argument register but can be proved
15979 to be available during the function's prologue.
15980 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
15981 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
15982 thumb_unexpanded_epilogue): Use unsigned long as the type for the
15984 (thumb_compute_save_reg_mask): Likewise. Also use
15985 thumb_find_work_register() to ensure that there is agreement about
15986 which work register is going to be used in the prologue.
15987 (thumb_output_function_prologue): Use unsigned long as the type
15988 for the register bit-mask. Also delay pushing the link register if
15989 other high registers are going to be pushed.
15990 (thumb_compute_save_reg_mask, emit_multi_reg_push,
15991 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
15992 redundant prototypes.
15994 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
15997 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
15998 and after reload in REG+REG indexed addresses without REG_POINTER
15999 set in the base and not set in the index.
16001 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
16003 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
16004 Don't undefine here.
16005 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
16006 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
16007 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16008 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
16009 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
16011 * config.gcc (sh*-*-linux*): Use config/linux.h.
16013 2005-02-28 Dale Johannesen <dalej@apple.com>
16014 Stan Shebs <shebs@apple.com>
16016 Rewrite of 64-bit Darwin structure-by-value pass/return.
16017 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
16018 intoffset, use_stack, named.
16019 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
16020 (rs6000_darwin64_record_arg_advance_flush): New.
16021 (rs6000_darwin64_record_arg_advance_recurse): New.
16022 (rs6000_darwin64_record_arg_flush): New.
16023 (rs6000_darwin64_record_arg_recurse): New.
16024 (rs6000_darwin64_record_arg): New.
16025 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
16026 (function_arg_boundary): Handle 128-bit aligned structs.
16027 (function_arg_advance): Rewrite darwin64 struct handling.
16028 (function_arg): Call rs6000_darwin64_record_arg.
16029 (function_arg_partial_nregs): Handle darwin64 structs.
16030 (rs6000_darwin64_function_value): Remove.
16031 (rs6000_function_value): Call rs6000_darwin64_record_arg.
16033 2005-02-28 Roger Sayle <roger@eyesopen.com>
16035 PR tree-optimization/20216
16036 * tree-chrec.c (tree_fold_factorial): Delete.
16037 (tree_fold_binomial): Change argument list to take a return type
16038 and change the type of K to unsigned int. Rewrite to avoid explicit
16039 evaluation of factorials, and (recursively) calling fold to perform
16040 compile-time arithmetic. Return NULL on (internal) overflow.
16041 (chrec_evaluate): Change type of K to an unsigned int. Avoid
16042 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
16043 if any intermediate calculation overflows.
16044 (chrec_apply): Update call to chrec_evaluate.
16046 2005-02-28 James E Wilson <wilson@specifixinc.com>
16048 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
16050 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
16053 * c-parser.c (c_parser_compound_statement): Return error_mark_node
16054 instead of NULL_TREE on error.
16056 2005-02-28 David Edelsohn <edelsohn@gnu.org>
16058 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
16059 (EASY_VECTOR_15_ADD_SELF): Remove.
16060 (num_insns_constant_wide): Not static.
16061 (validate_condition_mode): Not static.
16062 (toc_relative_expr_p): Not static.
16063 (legitimate_indirect_address_p): Not static.
16064 (macho_lo_sum_memory_operand): Not static.
16065 (invalid_e500_subreg): Not static.
16066 (easy_vector_same): Not static.
16067 (easy_vector_splat_const): Not static.
16068 (RS6000_SYMBOL_REF_TLS_P): Remove.
16069 (any_operand): Delete.
16070 (any_parallel_operand): Delete.
16071 (count_register_operand): Delete.
16072 (altivec_register_operand): Delete.
16073 (xer_operand): Delete.
16074 (s8bit_cint_operand): Delete.
16075 (short_cint_operand): Delete.
16076 (u_short_cint_operand): Delete.
16077 (non_short_cint_operand): Delete.
16078 (exact_log2_cint_operand): Delete.
16079 (gpc_reg_operand): Delete.
16080 (cc_reg_operand): Delete.
16081 (cc_reg_not_cr0_operand): Delete.
16082 (reg_or_short_operand): Delete.
16083 (reg_or_neg_short_operand): Delete.
16084 (reg_or_aligned_short_operand): Delete.
16085 (reg_or_u_short_operand): Delete.
16086 (reg_or_cint_operand): Delete.
16087 (reg_or_arith_cint_operand): Delete.
16088 (reg_or_add_cint64_operand): Delete.
16089 (reg_or_sub_cint64_operand): Delete.
16090 (reg_or_logical_cint_operand): Delete.
16091 (got_operand): Delete.
16092 (got_no_const_operand): Delete.
16093 (easy_fp_constant): Delete.
16094 (easy_vector_constant): Delete.
16095 (easy_vector_constant_add_self): Delete.
16096 (zero_constant): Delete.
16097 (zero_fp_constant): Delete.
16098 (volatile_mem_operand): Delete.
16099 (offsettable_mem_operand): Delete.
16100 (mem_or_easy_const_operand): Delete.
16101 (add_operand): Delete.
16102 (non_add_cint_operand): Delete.
16103 (logical_operand): Delete.
16104 (non_logical_cint_operand): Delete.
16105 (mask_operand): Delete.
16106 (mask_operand_wrap): Delete.
16107 (mask64_operand): Delete.
16108 (mask64_2_operand): Delete.
16109 (and64_operand): Delete.
16110 (and64_2_operand): Delete.
16111 (and_operand): Delete.
16112 (reg_or_mem_operand): Delete.
16113 (lwa_operand): Delete.
16114 (symbol_ref_operand): Delete.
16115 (call_operand): Delete.
16116 (current_file_function_operand): Delete.
16117 (input_operand): Delete.
16118 (rs6000_nonimmediate_operand): Delete.
16119 (rs6000_tls_symbol_ref): Delete.
16120 (save_world_operation): Delete.
16121 (restore_world_operation): Delete.
16122 (load_multiple_operation): Delete.
16123 (store_multiple_operation): Delete.
16124 (vrsave_operation): Delete.
16125 (mfcr_operation): Delete.
16126 (mtcrf_operation): Delete.
16127 (lmw_operation): Delete.
16128 (stmw_operation): Delete.
16129 (branch_comparison_operator): Delete.
16130 (branch_positive_comparison_operator): Delete.
16131 (scc_comparison_operator): Delete.
16132 (trap_comparison_operator): Delete.
16133 (boolean_operator): Delete.
16134 (boolean_or_operator): Delete.
16135 (min_max_operator): Delete.
16136 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
16137 (EASY_VECTOR_15): Moved to here.
16138 (EASY_VECTOR_15_ADD_SELF): Move to here.
16139 (PREDICATE_CODES): Delete.
16140 * config/rs6000/rs6000-protos.h: Delete predicate functions.
16141 Declare functions no longer static.
16142 * config/rs6000/predicates.md: New.
16143 * config/rs6000/rs6000.md: Include predicates.md
16145 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
16147 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
16148 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
16150 * cfgrtl.c (need_fake_edge_p): Likewise.
16151 * combine.c (distribute_notes): Likewise.
16152 * emit-rtl.c (try_split): Likewise.
16153 * recog.c (peephole2_opimize): Likewise.
16154 * reg-notes.def (ALWAYS_RETURN): Remove.
16155 * rtl.h (LCT_ALWAYS_RETURN): Remove.
16156 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
16157 * tree.h (ECF_ALWAYS_RETURN): Remove.
16159 2005-02-28 Roger Sayle <roger@eyesopen.com>
16161 PR middle-end/19874
16162 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
16163 between different machine modes is never a "useless" conversion.
16165 2005-02-28 Geert Bosch <bosch@gnat.com>
16168 * doc/contrib.texi: List contributors for Ada front end
16170 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16172 * simplify-rtx.c (simplify_unary_operation_1,
16173 simplify_const_unary_operation): New, extracted from...
16174 (simplify_unary_operation): ... this one.
16175 (simplify_binary_operation_1,
16176 simplify_const_binary_operation): New, extracted from...
16177 (simplify_binary_operation): ... this one.
16178 * rtl.h (simplify_const_unary_operation,
16179 simplify_const_binary_operation): Add prototypes.
16181 2005-02-28 Julian Brown <julian@codesourcery.com>
16183 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
16184 building libjava and caused PR regression/20228.
16186 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16189 * Makefile.in (host_subdir): New.
16190 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
16191 * configure: Regenerate.
16193 2005-02-27 Zack Weinberg <zack@codesourcery.com>
16195 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
16196 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
16197 installation directory first.
16199 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
16202 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
16203 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
16204 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
16205 * config/cris/cris.md: Tweak comments referring to Q.
16206 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
16207 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
16208 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
16209 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
16210 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
16211 Insert spaces in constraints to align alternatives vertically for
16213 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
16216 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16218 PR rtl-optimization/17728
16219 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
16220 operand 0 from general_operand to move_dest_operand.
16222 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16224 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
16225 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
16226 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
16227 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
16229 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
16231 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
16232 * configure: Regenerate.
16233 * libada-mk.in: Remove CC; rename
16234 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
16236 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
16239 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
16240 for the lhs, also walk over the tree. Likewise for rhs.
16242 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
16244 * tree-ssa-dom.c (simple_iv_increment_p): New function.
16245 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
16246 Do not propagate value of iv before increment over the increment.
16248 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
16250 * c-parser.c: New file.
16251 * c-parse.in: Remove.
16252 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
16254 (c-parser.o): Add dependencies.
16255 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
16256 maintainer-clean, TAGS): Update.
16257 * c-config-lang.in (gtfiles): Update.
16258 * gengtype-lex.l: Don't handle "@@".
16259 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
16260 objc_build_synchronized, objc_begin_try_stmt,
16261 objc_begin_catch_clause, objc_finish_catch_clause,
16262 objc_build_finally_clause, objc_finish_try_stmt): New.
16263 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
16265 (c_parse_init): Update comment.
16266 * c-decl.c (c_init_decl_processing): Update comment.
16267 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
16268 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
16269 new c_declspecs members.
16271 2005-02-25 Julian Brown <julian@codesourcery.com>
16273 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
16274 from being used for symbols with vague linkage when
16275 HAVE_GAS_COMDAT_GROUP is true.
16277 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16279 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
16281 2005-02-25 Steve Ellcey <sje@cup.hp.com>
16284 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
16285 (LIBGCC2_HAS_DF_MODE): New.
16286 (LIBGCC2_HAS_XF_MODE): New.
16287 (LIBGCC2_HAS_TF_MODE): New.
16288 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16289 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16290 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16291 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16292 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
16293 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
16294 and add _fixtfdi, _fixunstfdi, _floatditf
16295 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
16296 L_fixunstfdi, L_floatditf.
16297 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
16298 (LIBGCC2_HAS_TF_MODE): Define.
16300 2005-02-25 Diego Novillo <dnovillo@redhat.com>
16302 PR tree-optimization/20204
16303 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
16304 REWRITE_THIS_STMT markers on PHI nodes.
16305 (rewrite_initialize_block): Likewise.
16307 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16309 * version.c (version_string): Update to 4.1.
16311 2005-02-25 Paolo Carlini <pcarlini@suse.de>
16313 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
16314 Clarify that the alternative way doesn't work in GNU C++.
16316 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16318 PR tree-optimization/19937
16319 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
16320 to the type of the induction variable.
16322 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
16324 PR rtl-optimization/20117
16325 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
16326 the block including noncopyable insn.
16328 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16330 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
16331 calls to find_reg_note.
16333 2005-02-24 Richard Henderson <rth@redhat.com>
16336 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
16339 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
16341 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
16342 vector types if to use base reg for misaligned non-word ld/std.
16344 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16347 * config/cris/cris.c (cris_target_asm_function_prologue): Create
16348 dwarf2 label manually and put it after, not before the prologue.
16350 2005-02-24 David Edelsohn <edelsohn@gnu.org>
16353 * reload.c (operands_match_p): Only increment register number for
16354 SCALAR_INT_MODE_P modes in multiple hard registers.
16356 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
16359 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16361 * ChangeLog.5: Fix log message typo(s).
16362 * ChangeLog.7: Likewise.
16363 * ChangeLog.tree-ssa: Likewise.
16364 * cfgexpand.c: Fix comment typo(s).
16365 * conflict.c: Likewise.
16366 * defaults.h: Likewise.
16367 * dwarf2out.c: Likewise.
16368 * gcse.c: Likewise.
16369 * ggc-page.c: Likewise.
16370 * tree-eh.c: Likewise.
16371 * tree-ssa-dom.c: Likewise.
16373 2005-02-24 Jakub Jelinek <jakub@redhat.com>
16376 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
16377 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
16378 if SHARED is defined.
16381 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
16382 allow splitting only if operands 0 and 3 don't overlap.
16384 2005-02-24 Richard Henderson <rth@redhat.com>
16386 PR middle-end/19953
16387 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
16388 (fold_builtin_1): Call them.
16389 * fold-const.c (fold_complex_mult_parts): Split out from ...
16390 (fold_complex_mult): ... here. Fix typo in both imaginary case.
16391 (fold_complex_div_parts, fold_complex_div): New.
16393 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
16395 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16397 * tree-ssa-ccp.c (visit_assignment): Verify that result of
16398 VIEW_CONVERT_EXPR is_gimple_min_invariant.
16400 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
16401 (print_node): Likewise.
16402 Print TYPE_SIZES_GIMPLIFIED.
16404 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16406 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
16407 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
16408 operands as commutative in constraints.
16410 2005-02-24 Diego Novillo <dnovillo@redhat.com>
16412 * tree-into-ssa.c: Re-organize internal functions.
16414 2005-02-24 Richard Henderson <rth@redhat.com>
16416 PR middle-end/18902
16417 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
16419 * common.opt (fcx-limited-range): New.
16420 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
16421 * toplev.c (flag_complex_method): Initialize to 1.
16422 (process_options): Set flag_complex_method to 0 if
16423 flag_cx_limited_range.
16424 * doc/invoke.texi (-fcx-limited-range): New.
16426 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16428 * cse.c (delete_trivially_dead_insns): Speed up by using
16429 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
16432 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
16434 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
16435 functions when -mid-shared-library is being used.
16437 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16439 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
16440 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
16441 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
16442 * system.h: Poison LINK_LIBGCC_SPECIAL.
16444 2005-02-23 James E Wilson <wilson@specifixinc.com>
16446 * gengtype.c (note_insn_name): Make 1 element larger.
16448 2005-02-23 Roger Sayle <roger@eyesopen.com>
16451 PR rtl-optimization/20097
16452 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16453 BImode SUBREGs of SImode registers which confuse the ia64 backend.
16455 2005-02-23 David Edelsohn <edelsohn@gnu.org>
16457 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
16458 * t-aix52 (SHLIB_INSTALL): Same.
16460 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
16462 * genpreds.c: Update copyright.
16464 2005-02-23 Michael Beach <michaelb@ieee.org>
16467 * config/sparc/t-elf (startup files): Assemble with CPP.
16469 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
16471 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
16472 (write_predicate_expr): Likewise.
16474 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16476 PR tree-optimization/20100
16477 PR tree-optimization/20115
16478 * tree-optimize.c (init_tree_optimization_passes): Remove
16479 pass_maybe_create_global_var.
16480 * tree-pass.h (pass_maybe_create_global_var): Remove.
16481 * tree-ssa-alias.c (aliases_computed_p): Declare.
16482 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
16483 (count_calls_and_maybe_create_global_var): Remove.
16484 (pass_maybe_create_global_var): Remove.
16485 (init_alias_info): Do not declare aliases_computed_p.
16486 (maybe_create_global_var): If the function contains no
16487 call-clobbered variables and a mix of pure/const and regular
16488 function calls, create .GLOBAL_VAR.
16489 Mark all call-clobbered variables for renaming.
16490 (merge_pointed_to_info): Update comment.
16491 (add_pointed_to_var): Likewise.
16492 (is_escape_site): Likewise.
16493 Accept struct alias_info * instead of size_t *.
16495 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
16497 * tree-ssa-operands.c (get_call_expr_operands): If
16498 ALIASES_COMPUTED_P is false, do not add call-clobbering
16500 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
16501 (delete_tree_ssa): Likewise.
16503 2005-02-22 James E Wilson <wilson@specifixinc.com>
16505 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
16506 (do_compile): Do call it here.
16508 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16510 PR rtl-optimization/20017.
16511 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
16512 rest_of_handle_cse2, rest_of_handle_gcse): Call
16513 delete_dead_jumptables immediately before calling cleanup_cfg.
16515 2005-02-22 Devang Patel <dpatel@apple.com>
16518 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
16521 2005-02-22 David Edelsohn <edelsohn@gnu.org>
16523 * config/rs6000/aix.h (WINT_TYPE): Define.
16525 2005-02-22 Stan Shebs <shebs@apple.com>
16527 * config/rs6000/rs6000.c (rs6000_override_options): Default to
16528 natural alignment for 64-bit Darwin.
16529 (rs6000_parse_alignment_option): Warn about uses of -malign-power
16531 * doc/invoke.texi: Document this.
16533 2005-02-22 DJ Delorie <dj@redhat.com>
16535 * c-common.c (c_common_type_for_mode): Pass the mode's precision
16536 to make_[un]signed_type, not the mode itself.
16538 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16540 * cfg.c (cached_make_edge): Call make_edge if edge cache is
16541 not available. Use tail calls wherever possible.
16542 (make_edge): Call unchecked_make_edge to create an edge.
16544 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
16545 (coalesce_ssa_name): Don't check for
16546 SSANORM_USE_COALESCE_LIST.
16547 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
16549 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16551 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
16552 (rewrite_into_ssa): ... here.
16554 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
16556 PR tree-optimization/19786
16557 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
16558 tag to another's may-alias bitmap when adding to the other's list.
16560 2005-02-21 DJ Delorie <dj@redhat.com>
16562 * tree-ssa-loop-ivopts.c (computation_cost): Start register
16563 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
16564 registers in unsupported ways.
16565 * expmed.c (init_expmed): Likewise.
16567 2005-02-21 Stan Cox <scox@redhat.com>
16569 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
16571 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16573 * tree-cfg.c (fold_cond_expr_cond): New.
16574 (make_edges): Call fold_cond_expr_cond.
16575 (find_taken_edge): Accept nothing but INTEGER_CST.
16576 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
16578 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
16580 * flow.c (delete_dead_jumptables): Speed up by scanning insns
16581 that do not belong to any basic block.
16583 2005-02-21 Jeff Law <law@redhat.com>
16585 * cfganal.c (find_unreachable_blocks): Manually CSE load of
16588 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16590 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
16591 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
16592 Adjust their definitions.
16593 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
16594 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
16596 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
16597 genautomata.c, langhooks.c, langhooks.h, system.h,
16598 config/arm/lib1funcs.asm: Update copyright.
16600 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16602 * dbxout.c (dbxout_function_end): Emit Lscope label always.
16604 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
16607 * doc/install.texi: Document --with-gc.
16609 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
16611 * simplify-rtx.c (simplify_unary_operation): Add a missing
16614 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16616 PR tree-optimization/18663
16617 * tree-ssa-dom.c (extract_range_from_cond): Return 0
16618 if the type has variable bounds.
16620 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
16622 * gcse.c: Remove an obsolete comment.
16624 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
16626 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
16628 * doc/extend.texi (Function Attributes) <Attribute const>: The
16629 attribute "pure" is below this text, not above.
16631 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16633 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
16634 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
16635 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
16637 2005-02-20 Zack Weinberg <zack@codesourcery.com>
16640 * langhooks.h (struct lang_hooks): Add to_target_charset.
16641 * langhooks.c (lhd_to_target_charset): New function.
16642 * langhooks-def.h: Declare lhd_to_target_charset.
16643 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
16644 (LANG_HOOKS_INITIALIZER): Update.
16645 * c-common.c (c_common_to_target_charset): New function.
16646 * c-common.h: Declare it.
16647 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
16648 c_common_to_target_charset.
16650 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
16651 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
16652 Delete definitions.
16653 * system.h: Poison them.
16654 * doc/tm.texi: Don't discuss them.
16655 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
16656 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
16657 (pp_c_char): Do not attempt to generate letter escapes for
16659 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
16660 * config/mips/mips.c (mips_output_ascii): Likewise.
16662 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
16664 PR tree-optimization/19951
16665 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
16668 2005-02-19 Steven Bosscher <stevenb@suse.de>
16670 PR middle-end/19698
16671 * function.h (struct function): New field `max_loop_depth'.
16672 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
16673 (flow_loops_find): Reset the max loop depth count before finding loops.
16674 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
16675 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
16676 (calculate_global_regs_live): Make sure the loop will terminate
16677 when the initial sets are not empty.
16679 2005-02-19 Zack Weinberg <zack@codesourcery.com>
16681 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
16683 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
16685 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
16688 * doc/invoke.texi: Remove documentation of %M spec.
16690 (init_spec): Remove %M suffix from -lgcc_s.
16691 (do_spec_1): Remove 'M' case.
16692 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
16693 to put shared libraries in the multilib directory. Remove the
16694 shlib_so_soname substitution variable. Don't add a multilib encoding
16695 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
16696 reported by -print-multi-os-directory. Pass @multilib_dir@ to
16697 SHLIB_INSTALL as well as SHLIB_LINK.
16698 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
16699 (SHLIB_NAME): Delete.
16700 (SHLIB_DIR): New macro.
16701 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
16702 (SHLIB_INSTALL): Adjust accordingly.
16703 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
16704 * config/t-slibgcc-sld: Likewise.
16705 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
16706 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
16707 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
16709 (SHLIBUNWIND_INSTALL): Adjust accordingly.
16710 * config/i386/t-nwld (SHLIB_SONAME): Delete.
16711 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
16712 Use @shlib_base_name@ instead of @shlib_so_name@.
16713 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
16714 and @shlib_base_name@.so in @multilib_dir@.
16715 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
16716 to the install path.
16717 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
16718 (SHLIB_LINK): Remove previous workaround.
16719 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
16720 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
16721 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
16723 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
16724 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
16725 (SHLIB_INSTALL): Adjust accordingly.
16726 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
16727 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
16728 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
16729 config/t-slibgcc-elf-ver.
16731 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
16732 Jakub Jelinek <jakub@redhat.com>
16734 PR tree-optimization/19828
16735 * tree-ssa-loop-im.c: Add a TODO comment.
16736 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
16737 without side-effects.
16739 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16741 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
16744 2005-02-18 James E. Wilson <wilson@specifixinc.com>
16746 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
16747 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
16748 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
16750 (ia64_reorg): Delete fixup_errata call.
16751 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
16752 (TARGET_SWITCHES): Delete -mb-step entry.
16754 2005-02-19 Jakub Jelinek <jakub@redhat.com>
16757 * c-typeck.c (composite_type): Handle quals in transparent unions.
16758 (type_lists_compatible_p): Likewise.
16760 2005-02-18 Stan Shebs <shebs@apple.com>
16762 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
16763 expressions in the .literal8 section.
16765 2005-02-18 Geoffrey Keating <geoffk@apple.com>
16767 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
16769 2005-02-18 Roger Sayle <roger@eyesopen.com>
16771 * fold-const.c (constant_boolean_node): Always create values of the
16772 specified type, don't bother calling truthvalue_conversion.
16774 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16776 * except.c (output_function_exception_table): Call
16777 assemble_external_libcall (eh_personality_libfunc).
16779 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16782 * config/ia64/ia64.h (struct machine_function): Add state_num.
16783 * config/ia64/ia64.c (process_epilogue,
16784 process_for_unwind_directive): Use new unwind state numbers each
16785 time rather than state 1.
16787 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
16790 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
16791 before the "*llgt_didi" pattern.
16793 2005-02-18 Jason Merrill <jason@redhat.com>
16795 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
16797 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
16799 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
16800 (div0): Use it in place of ARM_FUNC_ALIAS.
16801 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
16803 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
16805 PR middle-end/20030
16806 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
16807 access, the lower bound of the array type if it exists.
16809 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
16812 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
16813 cases that are out-of-range for the index type.
16815 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16817 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
16818 (estimate_case_costs): Don't call convert.
16819 * expmed.c (expand_shift): Likewise.
16820 (make_tree): Call fold_convert instead of convert.
16822 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16825 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
16826 that ref to be marked MEM_READONLY_P doesn't have base that needs
16829 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16831 * genautomata.c (output_get_cpu_unit_code_func,
16832 output_cpu_unit_reservation_p): Don't generate old-style function
16835 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16838 PR tree-optimization/20009
16839 * convert.c (convert_to_integer): Revert 2005-02-16 change.
16841 PR tree-optimization/18947
16842 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
16843 inline, remove all nodes that are inlined into the extern inline
16846 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16848 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
16849 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
16850 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
16851 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
16854 2005-02-17 Roger Sayle <roger@eyesopen.com>
16856 PR tree-optimization/19917
16857 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
16858 to be potentially trapping.
16860 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16862 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
16864 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
16866 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
16867 tem becomes a local variable which is set to the value of the
16868 back end defined INITIAL_FRAME_ADDRESS macro.
16869 (expand_builtin_frame_address): Omit the base parameter to
16870 expand_builtin_return_addr.
16871 (expand_builtin_profile_func): Likewise.
16872 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
16873 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
16874 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
16876 2005-02-17 Jakub Jelinek <jakub@redhat.com>
16878 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
16879 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
16880 * config/frv/frv.c (frv_function_epilogue): Likewise.
16882 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
16884 * lambda-code (perfect_nestify): Remove mark/unmark
16885 for rewriting hack.
16886 * tree-loop-linear.c (linear_transform_loops): Add
16887 rewrite_into_ssa call so that ssa is correct for
16888 rewriting into loop closed.
16890 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
16892 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
16893 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
16895 * bt-load.c (btr_def_live_range, combine_btr_defs,
16896 migrate_btr_def, migrate_btr_defs): Likewise.
16897 * cfgcleanup.c (thread_jump): Likewise.
16898 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
16899 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
16900 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
16901 df_rd_local_compute, df_reg_info_compute): Likewise.
16902 * dominance.c (init_dom_info, free_dom_info): Likewise.
16903 * flow.c (init_propagate_block_info,
16904 free_propagate_block_info): Likewise.
16905 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
16906 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
16907 modify_reg_pav): Likewise.
16908 * loop-invariant.c (find_defs, find_invariant_insn,
16909 find_invariants, free_inv_motion_data): Likewise.
16910 * predict.c (tree_predict_by_opcode,
16911 estimate_bb_frequencies): Likewise.
16912 * stmt.c (expand_case): Likewise.
16913 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
16914 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
16915 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
16916 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
16917 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
16918 rewrite_ssa_into_ssa): Likewise.
16919 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16920 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
16921 analyze_edges_for_bb, perform_edge_inserts): Likewise.
16922 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
16923 * tree-sra.c (tree_sra): Likewise.
16924 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
16925 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
16926 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
16927 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16928 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
16929 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
16931 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
16932 calculate_live_on_entry, calculate_live_on_exit,
16933 build_tree_conflict_graph): Likewise.
16934 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
16935 record_important_candidates, set_use_iv_cost, find_depends,
16936 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
16937 tree_ssa_iv_optimize_finalize): Likewise.
16938 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
16939 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
16940 tree_duplicate_loop_to_header_edge): Likewise.
16941 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
16942 * tree-ssa.c (verify_flow_insensitive_alias_info,
16943 verify_name_tags, verify_ssa, init_tree_ssa,
16944 delete_tree_ssa): Likewise.
16945 * tree-ssanames.c (marked_ssa_names, init_ssanames,
16946 fini_ssanames): Likewise.
16947 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
16949 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
16951 * config/rs6000/t-rtems: Completely reworked.
16953 2005-02-17 Ira Rosen <irar@il.ibm.com>
16955 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
16957 2005-02-17 Ira Rosen <irar@il.ibm.com>
16959 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
16960 POINTER_TYPE_P when checking that type is a pointer.
16961 (vect_get_memtag): Remove.
16962 (vect_address_analysis): Use POINTER_TYPE_P. Call
16963 vect_object_analysis with dummy parameter for memtag.
16964 (vect_object_analysis): Extract memtag (functionality that
16965 used to be in vect_get_memtag and moved here). Fix printings.
16966 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
16967 with correct parameters. Remove call to vect_get_memtag.
16969 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
16971 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
16972 (tree-vectorizer.o): Added missing dependencies.
16974 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
16976 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
16977 declaration in tree-vectorizer.c, now has an extern declaration in
16978 tree-vectorizer.h).
16979 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16980 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16981 get_vectype_for_scalar_type, vect_is_simple_use,
16982 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16983 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
16984 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
16985 vectorizable_store, vectorizable_operation, vectorizable_assignment,
16986 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
16987 find_loop_location): Likewise.
16989 * tree-vectorizer.c (langhooks.h): #include removed.
16990 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
16991 moved to tree-vectorized.h.
16992 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16993 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16994 get_vectype_for_scalar_type, vect_is_simple_use,
16995 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16996 vect_supportable_dr_alignment, new_loop_vec_info,
16997 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
16998 vect_set_verbosity_level, find_loop_location): Likewise.
17000 (vect_analyze_loop): Function externalized. Declaration moved to
17001 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
17002 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
17003 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
17004 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
17005 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
17006 vect_enhance_data_refs_alignment, vect_analyze_operations,
17007 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
17008 vect_stmt_relevant_p, vect_get_loop_niters,
17009 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
17010 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
17011 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
17012 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
17013 vect_get_memtag): Likewise.
17015 (vectorizable_load): Function externalized. Declaration moved to
17016 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
17017 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
17018 vect_transform_loop): Likewise.
17019 (vect_transform_stmt): Moved to tree-vect-transform.c.
17020 (vect_align_data_ref, vect_create_destination_var,
17021 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
17022 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
17023 vect_get_vec_def_for_operand, vect_init_vector,
17024 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
17025 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
17026 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
17027 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
17028 vect_do_peeling_for_loop_bound): Likewise.
17030 * tree-vect-analyze.c: New file.
17031 * tree-vect-transform.c: New file.
17033 2005-02-17 Jason Merrill <jason@redhat.com>
17035 PR mudflap/19319, c++/19317
17036 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
17039 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
17041 * doc/install.texi (Specific): Update link for Darwin-specific
17044 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
17046 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
17047 constant_boolean_node.
17049 2005-02-16 David Edelsohn <edelsohn@gnu.org>
17052 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
17053 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
17055 2005-02-16 Richard Henderson <rth@redhat.com>
17058 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
17060 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
17061 replace uses with Wtype_MAXp1_F.
17062 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
17063 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
17064 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
17065 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
17066 and HAVE_TFMODE as appropriate.
17067 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
17068 (__floatdisf): Likewise.
17069 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
17070 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
17071 (Wtype_MAXp1_F): New.
17072 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
17073 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
17075 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
17078 * arm.c (arm_apply_result_size): New function.
17079 * arm.h (APPLY_RESULT_SIZE): Define.
17080 * arm-protos.h (arm_apply_result_size): Add prototype.
17081 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
17082 (movxf): New expand.
17083 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
17084 (call_value_symbol): Remove predicate for operand 0.
17085 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
17086 (untyped_call): Rework to correclty return values for any type.
17087 (untyped_return): New expand.
17088 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
17090 2005-02-16 Stan Shebs <shebs@apple.com>
17092 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
17093 * config/rs6000/t-darwin8: New, for 64-bit multilib.
17095 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
17097 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
17098 configure settings on Solaris 7 and later.
17100 2005-02-16 Diego Novillo <dnovillo@redhat.com>
17102 PR tree-optimization/19865
17103 * tree-optimize.c (init_tree_optimization_passes): Run
17104 pass_may_alias after pass_sra.
17106 2005-02-16 Richard Henderson <rth@redhat.com>
17107 Stuart Hastings <stuart@apple.com>
17110 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
17111 Do nothing if debug info suppressed for this function.
17112 (dbxout_begin_function): Early exit if debug info suppressed for
17115 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
17118 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
17120 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
17122 PR tree-optimization/19967
17123 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
17124 expand_builtin_strchr, expand_builtin_strrchr): Take a new
17125 argument TYPE. Adjust calls to fold_builtin_XXX.
17126 (expand_builtin, fold_builtin_1): Adjust calls to
17127 expand_builtin_XXX.
17128 (fold_builtin_strchr, fold_builtin_strpbrk,
17129 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
17130 result to a requested type TYPE.
17132 2005-02-16 Jakub Jelinek <jakub@redhat.com>
17134 PR middle-end/19857
17135 * fold-const.c (fold): Don't optimize (T)(x & cst) to
17136 (T)x & (T)cst if (T)cst overflows.
17137 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
17138 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
17140 2005-02-15 Jeff Law <law@redhat.com>
17142 * gcse.c (blocks_with_calls): New bitmap.
17143 (alloc_gcse_mem): Allocate it.
17144 (free_gcse_mem): Free it.
17145 (clear_modifY_mem_tables): Clear it.
17146 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
17147 when we encounter CALL_INSNs.
17148 (compute_transp, case MEM): Handle blocks with calls separate
17149 from blocks without calls. Use bitmap iterators rather than
17152 2005-02-15 Peter O'Gorman <peter@pogma.com>
17155 * mklibgcc.in (vis_hide): Use a temporary object file, not
17158 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
17161 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
17162 access optimization.
17164 2005-02-15 David Edelsohn <edelsohn@gnu.org>
17165 Alan Modra <amodra@bigpond.net.au>
17168 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
17169 (_xlqsub): Rename to __gcc_qsub.
17170 (_xlqmul): Rename to __gcc_qmul.
17171 (_xlqdiv): Rename to __gcc_qdiv.
17172 Provide versioned symbol aliases with old names.
17173 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
17174 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
17175 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
17176 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
17177 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
17179 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17181 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
17182 Fold ~(A - 1) and ~(A + -1) to -A.
17184 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17188 * config/host-linux.c (linux_gt_pch_use_address): Copy from
17189 config/pa/pa-host.c:pa_gt_pch_use_address.
17191 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
17193 * tree-vn.c (get_value_handle): Make sure that given an
17194 is_gimple_min_invariant expression, we always return it.
17196 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17198 * passes.c (rest_of_handle_gcse): Fix a comment.
17200 2005-02-15 Jeff Law <law@redhat.com>
17202 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
17204 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
17205 (canon_list_insert, record_last_mem_set_info): Similarly.
17206 (clear_modify_mem_tables): Similarly.
17208 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17210 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
17211 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
17212 config/mips/mips.md, config/rs6000/aix.h,
17213 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
17215 2005-02-15 Richard Henderson <rth@redhat.com>
17217 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
17218 call to be best_edge.
17220 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17222 * basic-block.h: Adjust the prototype for find_basic_blocks.
17223 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
17224 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
17227 * flow.c (recompute_reg_usage): Remove all arguments.
17228 * passes.c (rest_of_compilation): Adjust the call to
17229 recompute_reg_usage.
17230 * rtl.h: Adjust the prototype for recompute_reg_usage.
17232 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
17234 * tree-dump.c (dump_files): Update to reflect new member
17236 (dump_register): Add new argument.
17238 (dump_switch_p_1): Check against glob name if doglob was passed.
17239 (dump_switch_p): Check against regular first, then glob if
17240 we didn't have any hits on the dump name.
17241 * tree-optimize.c (register_one_dump_file):
17242 Pass in glob name as well.
17243 * tree-pass.h (struct dump_file_info): Add glob
17246 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
17248 PR preprocessor/16323
17249 * doc/invoke.texi: Document that -Wendif-labels is on by default.
17251 2005-02-14 David Edelsohn <edelsohn@gnu.org>
17254 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
17255 (trunctfdf2_internal1): New.
17256 (trunctfdf2_internal2): Renamed from trunctfdf2.
17258 2005-02-14 Diego Novillo <dnovillo@redhat.com>
17260 PR tree-optimization/19853
17261 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
17263 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17265 * passes.c (rest_of_handle_loop_optimize): Remove calls to
17266 delete_dead_jumptables and cleanup_cfg.
17268 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
17270 * reload.c (find_reloads): Swap address_reloaded flags when
17271 swapping commutative operands.
17273 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
17275 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
17276 Use standard_iv_increment_position for computing the bsi position
17278 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
17281 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
17284 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
17285 life range of hard registers.
17286 * value-prof.c (insn_prefetch_values_to_profile): Only
17289 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
17290 profile in libcalls.
17292 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
17294 * bitmap.h (bitmap_and_compl_into): Return bool.
17295 * bitmap.c (bitmap_and_compl_into): Return changed flag.
17297 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17299 PR tree-optimization/19944
17300 * fold-const.c (fold): Re-add ABS_EXPR folding.
17302 2005-02-13 David Edelsohn <edelsohn@gnu.org>
17305 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
17306 {TARGET,MASK}_XL_COMPAT.
17307 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
17309 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
17310 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
17312 (rs6000_arg_partial_bytes): Same.
17313 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
17314 and XL compatibility enabled.
17315 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
17316 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
17317 test to final condition.
17318 (cmptf_internal2): New.
17319 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
17320 xl-compat. Add TFmode information to description.
17322 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
17324 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
17326 2005-02-13 Jason Merrill <jason@redhat.com>
17329 * fold-const.c (fold_indirect_ref_1): Split out from...
17330 (build_fold_indirect_ref): Here.
17331 (fold_indirect_ref): New fn.
17332 * tree.h: Declare it.
17333 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
17334 (gimplify_modify_expr_rhs): Likewise.
17335 (gimplify_expr): Likewise.
17337 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17339 PR tree-optimization/14303
17340 PR tree-optimization/15784
17341 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
17342 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
17343 ABS_EXPR<x> != 0 to x != 0.
17345 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
17347 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
17348 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
17349 spelling conventions.
17351 * passes.c (rest_of_handle_gcse): Don't run cse_main and
17352 delete_trivially_dead_insns too many times.
17354 * passes.c (rest_of_handle_gcse): Remove dead assignments to
17357 2005-02-12 Ira Rosen <irar@il.ibm.com>
17359 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
17360 (vect_is_simple_iv_evolution): Remove redundant parameter
17362 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
17363 without last parameter.
17364 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
17365 Return pointer step. Call vect_is_simple_iv_evolution without
17366 last parameter. Check only that the step is multiple of size
17367 type. Remove stmt_vinfo updates.
17368 (vect_get_memtag_and_dr): Remove.
17369 (vect_get_memtag): New function.
17370 (vect_address_analysis): New function.
17371 (vect_object_analysis): New function.
17372 (vect_analyze_data_refs): Call vect_object_analysis and
17373 vect_get_memtag. Update stmt_vinfo fields.
17375 2005-02-12 Ira Rosen <irar@il.ibm.com>
17377 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
17378 exist and are objects. Remove checks for pointer.
17379 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
17380 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
17381 (vect_create_data_ref_ptr): Likewise.
17382 (vect_base_addr_differ_p): New function.
17383 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
17384 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
17385 Don't set the DR_BASE_NAME field of data-ref.
17386 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
17388 2005-02-12 Uros Bizjak <uros@kss-loka.si>
17390 * optabs.h (enum optab_index): Add new OTI_ldexp.
17391 (ldexp_optab): Define corresponding macro.
17392 * optabs.c (init_optabs): Initialize ldexp_optab.
17393 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
17395 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
17397 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
17398 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
17400 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
17401 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
17404 2005-02-12 Ira Rosen <irar@il.ibm.com>
17406 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
17408 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
17410 (vect_get_base_and_offset): Always return an address.
17411 (vect_create_addr_base_for_vector_ref): Remove treatment for
17412 different data reference types.
17413 (vect_compute_data_ref_alignment): Rename base to base_address in
17414 stmt_vec_info. Get the object in order to force its alignment.
17415 (vect_get_memtag_and_dr): Rename base to base_address in
17416 stmt_vec_info. Extract the object for memtag analysis.
17418 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
17420 PR regression/19898.
17421 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
17422 changes cc_status, use apply modified_in_p to part of cc_status
17423 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
17426 2005-02-11 Richard Henderson <rth@redhat.com>
17428 * tree-complex.c (expand_complex_libcall): New.
17429 (expand_complex_multiplication): Use it for c99 compliance.
17430 (expand_complex_division): Likewise.
17431 * fold-const.c (fold_complex_add, fold_complex_mult): New.
17433 * builtins.c (built_in_names): Remove const.
17434 * tree.c (build_common_builtin_nodes): Build complex arithmetic
17436 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
17437 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
17438 (built_in_names): Remove const.
17439 * c-common.c (c_common_type_for_mode): Handle complex modes.
17440 * flags.h, toplev.c (flag_complex_method): Rename from
17441 flag_complex_divide_method.
17442 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
17443 __mulsc3, __muldc3, __mulxc3, __multc3): New.
17444 * libgcc2.h: Declare them.
17445 * libgcc-std.ver: Export them.
17446 * mklibgcc.in (lib2funcs): Build them.
17448 2005-02-11 Steven Bosscher <stevenb@suse.de>
17450 PR tree-optimization/19876
17451 Partially revert my change from 2005-01-14
17452 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
17453 (compute_antic): ...and remove the loop here.
17455 2005-02-11 Jakub Jelinek <jakub@redhat.com>
17457 PR middle-end/19858
17458 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
17459 is number of inner's bits, avoid creating a BIT_FIELD_REF.
17461 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
17462 crtend.o if -pie. Use %{x:a;:b} spec syntax.
17464 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
17466 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
17467 offsets for the big-endian 32-bit case.
17469 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
17471 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
17473 2005-02-11 Dale Johannesen <dalej@apple.com>
17475 * cselib.c (cselib_process_insn): Clear out regs where
17476 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
17477 * reload.c (find_equiv_reg): Ditto.
17479 2005-02-11 Ian Lance Taylor <ian@airs.com>
17481 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
17484 * tree.c (build_function_type_list): Work correctly if there are
17487 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
17489 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
17490 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
17491 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
17492 TARGET_ZARCH instead of TARGET_64BIT.
17494 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
17496 * config/rs6000/t-rtems:
17497 (MULTILIB_OPTIONS): Remove mcpu=602.
17498 (MUTLILIB_DIRNAMES): Remove m602.
17499 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
17500 Let mcpu=602 match mcpu=603.
17501 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
17503 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17505 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
17506 signal trampolines.
17508 2005-02-10 David Daney <ddaney@avtrex.com>
17510 * config/alpha/linux-unwind.h: Add exception clause to copyright.
17511 * config/i386/linux-unwind.h: Likewise.
17512 * config/ia64/linux-unwind.h: Likewise.
17513 * config/mips/linux-unwind.h: Likewise.
17514 * config/pa/linux-unwind.h: Likewise.
17515 * config/rs6000/linux-unwind.h: Likewise.
17516 * config/s390/linux-unwind.h: Likewise.
17517 * config/sh/linux-unwind.h: Likewise.
17518 * config/sparc/linux-unwind.h: Likewise.
17520 2005-02-10 Steven Bosscher <stevenb@suse.de>
17522 PR tree-optimization/17549
17523 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
17524 TER to replace a DEF with its expression if the DEF and the
17525 rhs of the expression we replace into have the same root
17528 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
17530 * config/mips/mips.md: Fix the placement of the match_scratch in the
17533 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17535 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
17538 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
17540 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
17541 (strip_offset): Handle addresses.
17542 (add_address_candidates): Use strip_offset.
17543 (difference_cost): Reflect strip_offset change.
17544 (force_var_cost, difference_cost): Strip nops.
17546 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17548 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
17550 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
17551 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
17552 config/cris/cris-protos.h, config/cris/cris.c: Update
17555 2005-02-10 Jeff Law <law@redhat.com>
17557 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
17558 (lookup_avail_expr): Similarly.
17560 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
17562 * builtins.c (fold_builtin_powi): New function.
17563 (fold_builtin_1): Call it.
17565 2005-02-10 Steven Bosscher <stevenb@suse.de>
17567 PR documentation/19309
17568 * doc/cpp.texi: The __GNUC__ and related predefined macros
17569 are also defined for the "standalone" cpp.
17570 Some non-GCC compilers may also define __GNUC__.
17572 2005-02-10 Jakub Jelinek <jakub@redhat.com>
17575 * c-typeck.c (common_type): New routine. Old common_type renamed
17577 (c_common_type): ...this.
17578 (build_conditional_expr, build_binary_op): Use c_common_type instead
17581 2005-02-10 Steven Bosscher <stevenb@suse.de>
17583 * doc/md.texi: Replace @samp{length} with @code{length}.
17585 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17587 PR tree-optimization/18687
17588 * tree-flow.h (find_loop_niter): Declare.
17589 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
17590 Try using scev even for loops with more than one exit.
17591 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
17592 (struct ivopts_data): Added niters field.
17593 (struct nfe_cache_elt): New.
17594 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
17596 (tree_ssa_iv_optimize_init): Initialize niters cache.
17597 (determine_number_of_iterations): Removed.
17598 (find_induction_variables): Do not call determine_number_of_iterations.
17599 Access niters for single exit through niter_for_single_dom_exit.
17600 (add_iv_outer_candidates): Access niters for single exit through
17601 niter_for_single_dom_exit.
17602 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
17603 number_of_iterations_cond.
17604 (iv_period): New function.
17605 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
17606 (may_replace_final_value): Take data argument. Use
17607 niter_for_single_dom_exit.
17608 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
17609 (rewrite_use_compare): Pass data to may_eliminate_iv.
17610 (rewrite_use_outer): Pass data to may_replace_final_value.
17611 (free_loop_data): Clean up the niters cache.
17612 (tree_ssa_iv_optimize_finalize): Free the niters cache.
17613 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
17614 * tree-ssa-loop-niter.c (find_loop_niter): New function.
17615 (find_loop_niter_by_eval): Use tree_int_cst_lt.
17616 (num_ending_zeros): Moved to tree.c.
17617 * tree.h (num_ending_zeros): Declare.
17618 * tree.c (num_ending_zeros): Moved from tree.c.
17620 2005-02-09 Richard Henderson <rth@redhat.com>
17622 * builtins.c (DEF_BUILTIN): Add COND argument.
17623 * tree.h (DEF_BUILTIN): Likewise.
17624 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
17625 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
17627 (DEF_BUILTIN_STUB): New.
17628 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
17629 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
17630 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
17631 * c-common.c (DEF_BUILTIN): Add COND argument.
17632 * tree.c (local_define_builtin): New.
17633 (build_common_builtin_nodes): New.
17635 2005-02-09 Roger Sayle <roger@eyesopen.com>
17637 * fold-const.c (fold_strip_sign_ops): New function to simplify a
17638 floating point expression ignoring the sign of the result.
17639 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
17640 (fold) <MULT_EXPR>: Use it to simplify x*x.
17641 * tree.h (fold_strip_sign_ops): Prototype here.
17642 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
17643 argument. Use fold_strip_sign_ops to simplify the first argument.
17644 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
17645 first argument when the second argument is an even integer
17646 constant, but only with -funsafe_math_optimizations.
17647 (fold_builtin_1): Update call to fold_builtin_copysign.
17649 2005-02-09 Ian Lance Taylor <ian@airs.com>
17651 PR middle-end/19583
17652 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
17653 just check whether EH_FILTER_FAILURE falls through.
17655 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
17657 * gcc/haifa-sched.c (schedule_block): Make queued sched group
17658 insns return to ready list in the next turn.
17660 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17662 PR middle-end/19402
17663 * builtins.def: New __builtin_powi[lf].
17664 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
17665 (expand_builtin_powi): New function.
17666 (expand_builtin): Dispatch to expand_builtin_powi.
17667 * libgcc2.h: Add prototypes for __builtin_powi[lf].
17668 * libgcc2.c: Add __builtin_powi[lf] implementation.
17669 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
17670 * optabs.h: Add powi_optab.
17671 * optabs.c (init_optabs): Initialize powi_optab.
17672 * doc/extend.texi: Document __builtin_powi[lf].
17674 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
17676 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
17679 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17681 PR middle-end/19854
17682 * fold-const.c (try_move_mult_to_index): Remove redundant
17683 type argument. Create ADDR_EXPR with correct type.
17684 (fold): Update callers of try_move_mult_to_index. Convert
17685 result to the appropriate type.
17687 2005-02-09 Roger Sayle <roger@eyesopen.com>
17690 * config/avr/avr.c (default_rtx_costs): Delete.
17691 (avr_operand_rtx_cost): New function.
17692 (avr_rtx_costs): Completely rewrite.
17694 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
17697 * config/cris/cris.c (in_code): New variable.
17698 (cris_output_addr_const): Now a static function, a wrapper for
17700 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
17701 case from old cris_output_addr_const.
17702 (cris_asm_output_label_ref): Similar for LABEL_REF.
17703 (cris_output_addr_const_extra): Similar for UNSPEC.
17704 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
17705 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
17706 * config/cris/cris-protos.h (cris_output_addr_const): Remove
17708 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
17709 (cris_asm_output_label_ref): Declare.
17711 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
17713 PR preprocessor/19801
17714 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
17715 filenames that changed when libcpp was moved to the toplevel.
17717 2005-02-07 Roger Sayle <roger@eyesopen.com>
17719 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17720 zero extensions of BImode operands. Call lowpart_subreg instead
17721 of gen_lowpart_common and gen_lowpart_SUBREG.
17723 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
17726 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
17727 * configure.ac: Set cc_for_cross_gnattools.
17728 * configure: Regenerate.
17730 2005-02-08 Alan Modra <amodra@bigpond.net.au>
17733 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17735 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17738 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
17739 of nested functions.
17741 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
17743 * doc/extend.texi: Document deprecated extensions allowing
17744 static floating-point members to have initializers and allowing
17745 floating-point literals in integral constant expressions.
17747 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
17749 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
17750 config/darwin7.h, config/mips/mips.c,
17751 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
17754 * cse.c: Update comments.
17756 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
17758 PR middle-end/19775
17759 * builtins.c (fold_builtin_sqrt): Transform
17760 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
17763 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
17764 Dorit Naishlos <dorit@il.ibm.com>
17766 * doc/invoke.texi (ftree-vectorizer-verbose): New.
17767 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
17768 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
17770 * tree.h (vect_set_verbosity_level): New extern function declaration
17772 * tree-vectorizer.h (verbosity_levels): New enum type.
17773 * tree-vectorizer.c (vect_debug_stats): Function removed.
17774 (vect_debug_details): Likewise.
17775 (vect_verbosity_level): Global variable was defined and initialized.
17776 (vect_dump): Global variable definition.
17777 (vect_print_dump_info): New function.
17778 (vect_set_dump_settings): New function.
17779 (vect_set_verbosity_level): New function.
17780 (vectorize_loops): Add call to vect_set_dump_settings.
17782 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
17783 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17784 (slpeel_tree_peel_loop_to_edge): Likewise.
17786 (vect_analyze_offset_expr): Call to vect_print_dump_info with
17787 appropriate verbosity level instead of call to vect_debug_details
17788 or vect_debug_stats.
17789 (vect_get_base_and_offset):
17790 (vect_create_addr_base_for_vector_ref):
17791 (get_vectype_for_scalar_type):
17792 (vect_create_data_ref_ptr):
17793 (vect_init_vector):
17794 (vect_get_vec_def_for_operand):
17795 (vect_finish_stmt_generation):
17796 (vectorizable_assignment):
17797 (vectorizable_operation):
17798 (vectorizable_store):
17799 (vectorizable_load):
17800 (vect_transform_stmt):
17801 (vect_update_ivs_after_vectorizer):
17802 (vect_do_peeling_for_loop_bound):
17803 (vect_update_inits_of_drs):
17804 (vect_do_peeling_for_alignment):
17805 (vect_transform_loop):
17806 (vect_is_simple_use):
17807 (vect_analyze_operations):
17808 (vect_is_simple_iv_evolution):
17809 (vect_analyze_scalar_cycles):
17810 (vect_analyze_data_ref_dependence):
17811 (vect_analyze_data_ref_dependences):
17812 (vect_compute_data_ref_alignment):
17813 (vect_enhance_data_refs_alignment):
17814 (vect_analyze_data_refs_alignment):
17815 (vect_analyze_data_ref_access):
17816 (vect_analyze_data_ref_accesses):
17817 (vect_analyze_pointer_ref_access):
17818 (vect_get_memtag_and_dr):
17819 (vect_analyze_data_refs):
17820 (vect_mark_relevant):
17821 (vect_stmt_relevant_p):
17822 (vect_mark_stmts_to_be_vectorized):
17823 (vect_can_advance_ivs_p):
17824 (vect_get_loop_niters):
17825 (vect_analyze_loop_form):
17826 (vect_analyze_loop):
17827 (vectorize_loops): Likewise.
17829 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
17830 (vect_update_inits_of_drs):
17831 (vect_do_peeling_for_alignment):
17832 (vect_transform_loop):
17833 (vect_analyze_operations):
17834 (vect_analyze_scalar_cycles):
17835 (vect_analyze_data_ref_dependences):
17836 (vect_analyze_data_refs_alignment):
17837 (vect_analyze_data_ref_accesses):
17838 (vect_analyze_data_refs):
17839 (vect_mark_stmts_to_be_vectorized):
17840 (vect_get_loop_niters):
17841 (vect_analyze_loop_form):
17842 (vect_analyze_loop): Likewise.
17843 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
17845 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
17849 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17850 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17851 either -ffast-math or -funsafe-math-optimizations is in use.
17853 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17854 * config/mips/irix-csr.c: New file.
17855 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17856 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17857 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17860 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
17862 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
17863 redundant, incorrect definitions.
17865 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
17867 ("*tls_indirect_call"): New, reference hard regs directly.
17868 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
17870 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17872 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
17873 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
17875 2005-02-06 Roger Sayle <roger@eyesopen.com>
17877 PR rtl-optimization/19800
17878 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
17879 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
17882 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17884 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
17886 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
17889 * doc/invoke.texi: Correct documentation of -freorder-functions.
17891 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17894 * doc/invoke.texi: Don't mention gccbug.
17896 2005-02-06 Roger Sayle <roger@eyesopen.com>
17897 Andrew Pinski <pinskia@physics.uc.edu>
17898 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
17900 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17901 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
17902 into just (zero_extract:SI FOO (const_int 1) BAR).
17904 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17906 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
17907 macro locally. Don't give last revision date. Use GCC version
17908 number from gcc-common.texi.
17909 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
17910 revision date. Use GCC version number from gcc-common.texi.
17911 Describe being a library as current state rather than as 3.x
17913 * doc/gcc.texi: Remove last update date.
17914 * doc/gccint.texi: Likewise. Update copyright dates.
17915 * doc/install.texi: Update copyright dates.
17917 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17920 * doc/invoke.texi: Mention for each option included in -Wall that
17921 it is included in -Wall.
17922 * doc/gcc.texi: Update copyright and last modification date.
17924 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17926 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
17927 unnecessary cast to original induction variable increments.
17929 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17931 PR tree-optimization/18219
17932 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
17933 in distributed form.
17935 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
17937 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
17938 Set bitpos and offset later in the function. Do nothing if the
17939 target is a register and if the bitfield lies completely outside
17941 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
17942 here. Return an uninitialised register if the source value is stored
17943 in a register and the bitfield lies completely outside that register.
17945 2005-02-06 Steven Bosscher <stevenb@suse.de>
17947 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
17950 2005-02-06 Marcin Dalecki <martin@dalecki.de>
17952 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
17954 2005-02-06 Geoffrey Keating <geoffk@apple.com>
17956 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
17957 * config/darwin8.h: New.
17958 * config/darwin7.h: Update comment.
17960 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17961 Dorit Naishlos <dorit@il.ibm.com>
17963 * tree-vectorizer.h (LOC): New type.
17964 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
17965 (loop_line_number): New field in struct _loop_vec_info.
17966 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
17968 * tree-vectorizer.c (input.h): Included.
17969 (find_loop_location): New function.
17970 (vect_debug_stats): Argument changed from loop to LOC. Computation of
17971 loop line number removed.
17972 (vect_debug_details): Likewise.
17973 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
17975 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
17976 call to vect_debug_details/stats changed from loop to loop_loc.
17977 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17978 (slpeel_tree_peel_loop_to_edge): Likewise.
17980 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
17981 changed from NULL to UNKNOWN_LOC.
17982 (vect_get_base_and_offset):
17983 (vect_create_addr_base_for_vector_ref):
17984 (get_vectype_for_scalar_type):
17985 (vect_create_data_ref_ptr):
17986 (vect_init_vector):
17987 (vect_get_vec_def_for_operand):
17988 (vect_finish_stmt_generation):
17989 (vectorizable_assignment):
17990 (vectorizable_operation):
17991 (vectorizable_store):
17992 (vectorizable_load):
17993 (vect_transform_stmt):
17994 (vect_update_ivs_after_vectorizer):
17995 (vect_do_peeling_for_loop_bound):
17996 (vect_do_peeling_for_alignment):
17997 (vect_transform_loop):
17998 (vect_is_simple_use):
17999 (vect_analyze_operations):
18000 (vect_is_simple_iv_evolution):
18001 (vect_analyze_scalar_cycles):
18002 (vect_analyze_data_ref_dependences):
18003 (vect_compute_data_ref_alignment):
18004 (vect_enhance_data_refs_alignment):
18005 (vect_analyze_data_ref_access):
18006 (vect_analyze_data_ref_accesses):
18007 (vect_analyze_pointer_ref_access):
18008 (vect_get_memtag_and_dr):
18009 (vect_analyze_data_refs):
18010 (vect_mark_relevant):
18011 (vect_stmt_relevant_p):
18012 (vect_mark_stmts_to_be_vectorized):
18013 (vect_can_advance_ivs_p):
18014 (vect_get_loop_niters):
18015 (vect_analyze_loop):
18016 (vectorize_loops): Likewise.
18018 (vectorizable_load): Argument in call to vect_debug_details/stats
18019 changed from loop to LOOP_LOC (loop_vinfo).
18020 (vect_transform_loop):
18021 (vect_analyze_operations):
18022 (vect_analyze_scalar_cycles):
18023 (vect_analyze_data_ref_dependence):
18024 (vect_enhance_data_refs_alignment):
18025 (vect_analyze_data_ref_accesses):
18026 (vect_analyze_pointer_ref_access):
18027 (vect_analyze_data_refs):
18028 (vect_analyze_loop): Likewise.
18030 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
18031 changed from loop to loop_loc.
18033 (vect_enhance_data_refs_alignment): Removed unused variable loop.
18035 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
18036 Dorit Naishlos <dorit@il.ibm.com>
18038 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
18040 (vect_analyze_data_ref_dependences): Likewise.
18042 (vect_is_simple_use): Argument changed from loop structure to
18043 loop_vect_info structure.
18044 (vect_can_advance_ivs_p): Likewise.
18045 (vect_create_index_for_vector_ref): Likewise.
18046 (vect_update_ivs_after_vectorizer): Likewise.
18047 (new_stmt_vec_info): Likewise.
18049 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
18050 changed from loop to loop_vinfo.
18051 (vect_create_data_ref_ptr): First argument in call to
18052 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
18053 (vectorizable_assignment): Second argument in call to vect_is_simple_use
18054 was changed from loop to loop_vinfo.
18055 (vectorizable_operation): Likewise.
18056 (vectorizable_store): Likewise.
18057 (vect_mark_stmts_to_be_vectorized): Likewise.
18058 (vect_do_peeling_for_loop_bound): First argument in call to
18059 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
18060 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
18061 was changed from loop to loop_vinfo.
18062 (vect_analyze_data_ref_dependences): Third argument in call to
18063 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
18065 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
18066 (vect_create_data_ref_ptr): Likewise.
18067 (vect_init_vector): Likewise.
18068 (vect_get_vec_def_for_operand): Likewise.
18069 (vectorizable_assignment): Likewise.
18070 (vectorizable_operation): Likewise.
18071 (vectorizable_store): Likewise.
18072 (vectorizable_load): Likewise.
18073 (vect_update_ivs_after_vectorizer): Likewise.
18074 (vect_is_simple_use): Likewise.
18075 (vect_analyze_data_ref_dependence): Likewise.
18076 (vect_analyze_pointer_ref_access): Likewise.
18077 (vect_can_advance_ivs_p): Likewise.
18079 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
18080 before _stmt_vec_info.
18081 (_stmt_vec_info): Loop field replaced by loop_vec_info.
18082 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
18083 (new_stmt_vec_info): Argument changed from loop structure to
18084 loop_vect_info structure
18086 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
18087 (vect_analyze_offset_expr): Avoid 80 columns overflow.
18088 (vect_create_addr_base_for_vector_ref): Likewise.
18089 (vect_analyze_pointer_ref_access): Likewise.
18091 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18094 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
18095 phi flag if the phi is abnormal.
18097 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18100 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
18101 information for the new statement.
18103 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18106 * gcc.c (main): Include the target in -v output.
18108 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
18110 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
18111 Do not drop the extend if we'd have to add a paradoxical subreg
18112 later. Include optabs.h and insn-codes.h.
18113 * Makefile.in (combine.o): Depend on $(OPTABS_H).
18115 2005-02-02 Roger Sayle <roger@eyesopen.com>
18117 PR middle-end/19405
18118 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
18119 * fold-const.c (const_binop): Avoid constant folding floating
18120 point operations in modes that use composite representations.
18121 * simplify-rtx.c (simplify_binary_operation): Likewise.
18123 2005-02-02 Geoffrey Keating <geoffk@apple.com>
18125 * config/rs6000/altivec.md (altivec_dst): Make the first operand
18127 (altivec_dstt): Likewise.
18128 (altivec_dstst): Likewise.
18129 (altivec_dststt): Likewise.
18130 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
18133 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18135 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
18136 EXPR_LOCUS from orig_cond to the new cond_stmt.
18137 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
18140 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18142 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
18143 standard_iv_increment_position. Remove call to bsi_next
18144 (no need to bump the iterator anymore).
18145 (vect_create_index_for_vector_ref): Call
18146 standard_iv_increment_position. Remove second function argument.
18147 (vect_finish_stmt_generation): Remove call to bsi_next
18148 (no need to bump the iterator anymore).
18149 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
18150 to vect_create_index_for_vector_ref.
18152 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18154 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
18155 phis are used out of the loop.
18157 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18160 * c-decl.c (undef_nested_function): New variable.
18161 (pop_scope): Diagnose undefined nested functions.
18162 (finish_function): Don't attempt cgraph processing or genericizing
18163 if current top-level function contained an undefined nested
18164 function. Reset undef_nested_function at the end of a top-level
18167 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
18169 * tree.c (build_int_cst_type): Take sign of the value into account
18170 when deciding whether sign extend the value.
18172 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18175 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
18176 (cpp_options, cc1_options): Change %{std*&ansi} to
18177 %{std*&ansi&trigraphs}.
18179 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18181 * cse.c: Update comments.
18183 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
18185 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
18186 arguments go on the stack. Do not put complex doubles in odd/even
18189 2005-02-02 Steven Bosscher <stevenb@suse.de>
18191 * doc/invoke.texi: Update the options enabled at -O1, -O2,
18192 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
18193 -ftree-pre, and -fthread-jumps.
18195 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
18197 PR tree-optimization/19578
18198 * tree-flow.h (modified_noreturn_calls): Declare.
18199 (noreturn_call_p): Declare.
18200 * tree-flow-inline.h (noreturn_call_p): New function.
18201 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
18202 * tree-cfg.c (modified_noreturn_calls): New variable.
18203 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
18204 that contain a mid-block noreturn call.
18205 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
18207 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18209 * df.c (df_def_record_1, df_uses_record): Don't use
18211 * df.h (DF_FOR_REGALLOC): Remove.
18213 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18216 * c-typeck.c (really_start_incremental_init): Reset
18217 constructor_max_index for arrays of incomplete type.
18219 2005-02-02 Jeff Law <law@redhat.com>
18221 * gcse.c (struct reg_set): Store the block index where the register
18222 was set rather than the setting insn.
18223 (record_one_set, compute_transp): Corresponding changes.
18224 (pre_insert_copy_insn): Do not call replace_one_set.
18225 (replace_one_set): Remove.
18227 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18230 * doc/gcov.texi: Fix typo.
18232 2005-02-01 Richard Henderson <rth@redhat.com
18235 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
18236 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
18238 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
18239 * config/i386/i386-protos.h: Update.
18241 2005-02-01 Steven Bosscher <stevenb@suse.de>
18243 PR tree-optimization/19217
18244 * tree-cfg.c (verify_expr): Use the data field to see if TP was
18245 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
18246 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
18247 that it is walking a PHI node.
18249 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
18251 * doc/extend.texi (Nested Functions): Update.
18253 2005-02-01 Richard Henderson <rth@redhat.com>
18256 * optabs.c (expand_copysign_absneg): Export.
18257 * optabs.h (expand_copysign_absneg): Declare.
18258 * config/rs6000/rs6000.md (copysigntf3): New.
18260 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18262 PR tree-optimization/19633
18263 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
18264 * tree-ssa-alias.c (init_alias_info): Initialize.
18265 (merge_pointed_to_info): Set.
18266 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
18267 (dump_points_to_info_for): Show value of pt_null.
18268 (struct count_ptr_d): Declare.
18269 (find_ptr_dereference): Remove.
18270 (ptr_is_dereferenced_by): Remove.
18271 (count_ptr_derefs): New local function.
18272 (count_uses_and_derefs): New local function.
18273 (compute_points_to_and_addr_escape): Call it. If the number
18274 of dereferences is greater than zero, mark the pointer as
18275 dereferenced. If there are fewer dereferences than uses of
18276 the pointer, the pointer's value escapes.
18278 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18280 PR tree-optimization/19670
18281 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
18283 (verify_use): ... set it here, instead.
18285 2005-02-01 Janis Johnson <janis187@us.ibm.com>
18287 * doc/sourcebuild.texi (Test directives): Fix formatting.
18289 * doc/sourcebuild.texi (Test directives): Describe selector
18292 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
18294 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
18295 specific 64-bit CPUs.
18297 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
18300 * arm.c (arm_eliminable_register): New function.
18301 (adjacent_mem_locations): Don't allow eliminable registers. Use
18302 HOST_WIDE_INT for address offsets.
18303 * arm-protos.h (arm_eliminable_register): Add prototype.
18305 2005-02-01 Steven Bosscher <stevenb@suse.de>
18307 PR optimization/15242
18308 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
18309 * basic-block.h (duplicate_computed_gotos): Add prototype.
18310 * bb-reorder.c (duplicate_computed_gotos): New function to
18311 duplicate sufficiently small blocks ending in a computed jump.
18312 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
18313 if not optimizing for size.
18314 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
18315 never do tail merging for blocks ending in a computed jump.
18316 * doc/invoke.texi: Document the max-goto-duplication-insns param.
18318 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
18320 Patch from Richard Sandiford <rsandifo@redhat.com>
18321 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
18322 from inheriting a subreg equivalence with a non-spill register.
18324 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
18326 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
18328 * config/frv/frv.c (movcc_fp_destination_operand): New.
18329 (gpr_or_memory_operand): Fix typo in comment.
18330 (gpr_or_memory_operand_with_scratch): New.
18331 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
18332 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
18333 movcc_fp_destination_operand.
18334 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
18335 Legitimize memory addresses using a scratch register.
18337 2005-01-31 Jeff Law <law@redhat.com>
18339 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
18340 bitmap a sparse bitmap instead of a simple bitmap.
18341 (mark_def_sites_initialize_block): Corresponding changes.
18342 (ssa_mark_def_sites_initialize_block): Likewise.
18343 (ssa_mark_phi_uses): Likewise.
18344 (mark_def_site, ssa_mark_def_sites): Likewise.
18345 (mark_def_site_blocks): Likewise.
18346 (rewrite_ssa_into_ssa): Likewise.
18348 * tree-ssa-dom.c (record_cond): Pass correct variable type
18349 for last argument to htab_find_slot_with_hash.
18351 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
18352 effects when optimizing 0 % X. Do not try to optimize X % 0.
18354 2005-01-31 James E. Wilson <wilson@specifixinc.com>
18356 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
18359 2005-02-01 Eric Christopher <echristo@redhat.com>
18361 * config/mips/mips.c (override_options): Warn if -mint64
18363 * doc/invoke.texi (MIPS Options): Document that -mint64 is
18366 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
18368 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
18370 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
18371 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
18372 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
18373 (cached_regno): Initialize to INVALID_REGNUM.
18374 (cse_reg_info_table_size,
18375 cse_reg_info_table_first_uninitialized,
18376 cse_reg_info_timestamp): New.
18377 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
18379 (init_cse_reg_info, get_cse_reg_info_1): New.
18380 (get_cse_reg_info): Cache the last look-up.
18381 (new_basic_block): Update the code to clear mappings from
18382 registers to cse_reg_info entries.
18383 (cse_main): Call init_cse_reg_info.
18385 * cse.c (get_cse_reg_info): Update a comment.
18387 2005-01-31 Steven Bosscher <stevenb@suse.de>
18390 * c-decl.c (start_decl): Do not warn about arrays of elements with
18391 an incomplete type here.
18392 (grokdeclarator): Do it here by making a pedwarn an error.
18393 * c-typeck.c (push_init_level): If there were previous errors with
18394 the constructor type, do not warn about braces for initializers.
18395 (process_init_element): Likewise for excess initializer elements.
18397 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
18399 * cse.c (delete_trivially_dead_insn): Don't iterate.
18401 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
18403 * config/rs6000/rs6000.md (copysignsf3): New expand.
18404 (copysigndf3): Likewise.
18406 2005-01-31 Steven Bosscher <stevenb@suse.de>
18408 * recog.c (constrain_operands): Only look for earlyclobber operand
18409 conflicts if an '&' constraint was seen.
18411 2005-01-31 Marc Espie <espie@openbsd.org>
18413 * config.gcc: Don't include embedded systems fragment, switches default
18414 debugging format to ELF.
18415 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
18416 longer pick it up there.
18418 2005-01-31 Dale Johannesen <dalej@apple.com>
18420 * doc/extend.texi (nested functions): Fix linkage description.
18421 Clarify that static is not allowed.
18423 2005-01-31 Dale Johannesen <dalej@apple.com>
18425 * config/rs6000/darwin.md (movsf_low_di): Make work.
18426 (movdf_low_di): Make work.
18428 2005-01-31 Dale Johannesen <dalej@apple.com>
18430 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
18431 Make work for 64 bit.
18433 2005-01-31 Roger Sayle <roger@eyesopen.com>
18434 Dale Johannesen <dalej@apple.com>
18436 PR middle-end/19650
18437 * fold-const.c (fold_binary_op_with_conditional_arg):
18438 Make types match original operands, before STRIP_NOPS.
18440 2005-01-31 Alan Modra <amodra@bigpond.net.au>
18442 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
18443 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
18444 (struct gcc_sigcontext): Delete. Merge contents to..
18445 (struct gcc_ucontext): ..here.
18446 (get_sigcontext): Delete.
18447 (get_regs): New function, like get_sigcontext but return regs ptr.
18448 64-bit version finds regs from r1 to support vdso.
18449 (ppc_linux_aux_vector): New function.
18450 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
18453 2005-01-31 Ira Rosen <irar@il.ibm.com>
18455 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
18457 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
18458 redundant fold. Fix misalignment for MINUS_EXPR.
18459 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
18460 (vect_analyze_pointer_ref_access): Likewise.
18461 (vect_get_memtag_and_dr): Likewise.
18463 2005-01-31 Richard Henderson <rth@redhat.com>
18465 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
18466 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
18467 absnegdf2_i387, absnegxf2_i387): Likewise.
18469 2005-01-31 Richard Henderson <rth@redhat.com>
18472 * optabs.c (expand_copysign_absneg): New.
18473 (expand_copysign_bit): Split out from ...
18474 (expand_copysign): ... here. Use expand_copysign_absneg.
18476 2005-01-30 Roger Sayle <roger@eyesopen.com>
18478 PR middle-end/19697
18479 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
18480 constant as the second operand and a register as the third.
18482 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
18485 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
18486 that dllimport'd functions do not use all call-clobbered registers
18487 to pass parameters.
18489 2005-01-30 Richard Henderson <rth@redhat.com>
18492 * optabs.c (expand_absneg_bit): Split out from expand_unop and
18493 expand_abs_nojump and generalize. Use operand_subword and
18494 emit_no_conflict_block. Support large modes.
18495 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
18497 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
18498 negation to subtraction.
18499 (expand_copysign): Check that the format has signed zeros.
18500 Use operand_subword and emit_no_conflict_block. Support large modes.
18502 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
18504 Fix PR tree-optimization/19624
18506 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
18507 * tree-ssa-pre.c: Add cfgloop.h.
18509 (pre_stats): New member, constified.
18510 (inserted_exprs): New static variable.
18511 (NECESSARY): New macro.
18512 (create_expression_by_pieces): Fold the expression, and
18513 mark it as defaulting to not necessary. Also put in
18515 (fully_constant_expression): New function.
18516 (insert_into_preds_of_block): Modify to not insert phis when we
18517 are playing with induction variables.
18518 Push phis onto the inserted_exprs vector, and mark them as not
18519 necessary by default.
18520 (insert_aux): Call fully_constant_expression on eprime.
18521 If all edges produce the same value, mark it constant.
18522 (mark_operand_necessary): New function.
18523 (remove_dead_inserted_code): New function.
18524 (init_pre): Init loop optimizer to get loop info.
18525 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
18526 (execute_pre): Commit edge inserts, then remove dead code.
18528 2005-01-30 Richard Henderson <rth@redhat.com>
18530 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
18531 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
18533 2005-01-30 Richard Henderson <rth@redhat.com>
18536 * config/i386/i386.c (ix86_expand_copysign): New.
18537 (ix86_split_copysign_const): New.
18538 (ix86_split_copysign_var): Rename from ix86_split_copysign,
18539 rearrange op1/nmask operands.
18540 * config/i386/i386-protos.h: Update.
18541 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
18542 (copysigndf3): Likewise.
18543 (copysignsf3_const, copysigndf3_const): New.
18544 (copysignsf3_var): Rename from copysignsf3, split out splitter
18545 and fix split predicate for X constraint.
18546 (copysigndf3_var): Similarly.
18548 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
18550 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
18551 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
18552 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
18554 2005-01-29 Richard Henderson <rth@redhat.com>
18557 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
18558 of # and * in constraints.
18560 2005-01-29 Richard Henderson <rth@redhat.com>
18562 PR middle-end/19689
18563 * expr.c (store_field): Don't strip sub-mode cast when the input
18564 data is even smaller.
18566 2005-01-29 Richard Henderson <rth@redhat.com>
18568 PR middle-end/19687
18569 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
18572 2005-01-29 Richard Henderson <rth@redhat.com>
18574 * combine.c (make_field_assignment): Fix argument order
18577 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
18579 PR tree-optimization/15791
18580 * fold-const.c (extract_array_ref): New function.
18581 (fold): Fold comparisons between &a[i] and &a[j] or
18582 semantically equivalent trees.
18584 2005-01-29 Jeff Law <law@redhat.com>
18586 * gcse.c (insert_expr_in_table): Revamp handling of available
18587 and anticipatable occurrence lists to avoid unnecessary list
18589 (insert_set_in_table): Similarly.
18591 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
18593 * c-common.c (fix_string_type): Just use c_build_qualified_type to
18595 (c_build_qualified_type): Build qualified array types with
18596 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
18597 * c-decl.c (c_make_fname_decl): Build unqualified array type
18598 before qualified type.
18599 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
18600 type is qualified, not just if type itself is. Don't apply
18601 qualifiers to array type when declarator is processed. Apply
18602 qualifiers to field type whether or not it is an array type.
18603 Don't handle array types specially for applying qualifiers to
18605 * c-typeck.c (composite_type): Build unqualified element type and
18606 array type when forming composite of array types.
18607 (common_pointer_type, comptypes, comp_target_types,
18608 type_lists_compatible_p, build_indirect_ref, build_array_ref,
18609 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
18611 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
18612 (args2) in variables a1 and a2.
18614 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
18616 * cse.c (n_elements_made, max_elements_made): Remove.
18617 (insert): Don't touch n_elements_made.
18618 (cse_main): Don't touch n_elements_made or max_elements_made.
18620 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
18623 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
18624 configuration part of dp-bit.c to be lost.
18626 2005-01-28 Roger Sayle <roger@eyesopen.com>
18628 * expmed.c (expand_mult_highpart_optab): When attempting to use
18629 a non-widening multiplication in a wider mode, the operands need
18630 to be converted (zero or sign extended) to that mode.
18632 2005-01-28 Ian Lance Taylor <ian@airs.com>
18634 PR middle-end/16558
18635 PR middle-end/19583
18636 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
18637 through if both operands fall through.
18639 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18641 * cse.c (fold_rtx) <PC>: Don't optimize.
18643 2005-01-28 Jeff Law <law@redhat.com>
18645 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
18646 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
18648 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18650 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
18651 cse_reg_info_used_list_end): Remove.
18652 (cse_reg_info_list, cse_reg_info_list_free): New.
18653 (get_cse_reg_info): When allocating an instance of
18654 cse_reg_info, add it to the beginning of the cse_reg_info_list
18655 list. Remove code to maintain cse_reg_info_used_list.
18656 (new_basic_block): Reset the free list to the beginning of
18659 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
18661 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
18662 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
18663 (frv_expand_mdpackh_builtin): New function.
18664 (frv_expand_builtin): Use it to expand __MDPACKH.
18665 * doc/extend.texi (__MDPACKH): Update documentation.
18667 2005-01-28 Uros Bizjak <uros@kss-loka.si>
18669 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
18670 SSE_FLOAT_MODE_P for use_sse computation.
18672 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
18675 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
18677 2005-01-27 Richard Henderson <rth@redhat.com>
18679 * builtins.c (expand_builtin_copysign): New.
18680 (expand_builtin): Call it.
18681 * genopinit.c (optabs): Add copysign_optab.
18682 * optabs.c (init_optabs): Initialize it.
18683 (expand_copysign): New.
18684 * optabs.h (OTI_copysign, copysign_optab): New.
18685 (expand_copysign): Declare.
18687 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
18688 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
18690 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
18691 (ix86_expand_fp_absneg_operator): ... here.
18692 (ix86_split_copysign): New.
18693 * config/i386/i386-protos.h: Update.
18694 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
18695 (copysignsf3, copysigndf3): New.
18697 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
18698 (copysignsf3, ncopysignsf3): New.
18699 (copysigndf3, ncopysigndf3): New.
18700 (copysignxf3, ncopysignxf3): New.
18701 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
18703 2005-01-27 Arend Bayer <arend.bayer@web.de>
18704 Kazu Hirata <kazu@cs.umass.edu>
18706 * cse.c: (find_best_addr): Don't call copy_rtx before calling
18707 fold_rtx. Save cost recomputation if fold_rtx did nothing.
18708 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
18711 2005-01-27 Jeff Law <law@redhat.com>
18713 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
18714 definitions of SSA_NAMEs which are not being rewritten.
18715 (rewrite_ssa_into_ssa): Only initialize the current definition
18716 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
18717 If checking is enabled, assert that SSA_NAME_AUX is clear for all
18718 SSA_NAMEs before returning.
18720 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
18722 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
18723 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
18724 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
18725 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
18726 config/mips/iris6.h, config/sh/sh.c: Update copyright.
18728 2005-01-27 Steven Bosscher <stevenb@suse.de>
18730 PR middle-end/17278
18731 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
18732 higher to -O2 and higher. Likewise for tree PRE.
18733 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
18736 2005-01-27 Ian Lance Taylor <ian@airs.com>
18738 PR middle-end/19583
18739 * gimple-low.c (try_catch_may_fallthru): New static function.
18740 (block_may_fallthru): Handle TRY_CATCH_EXPR.
18741 * tree-inline.c (expand_call_inline): Don't warn about reaching
18742 the end of a non-void function being inlined if the function uses
18745 2005-01-27 Jakub Jelinek <jakub@redhat.com>
18747 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18750 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
18751 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
18752 (implicitly_declare): Handle error_mark_node.
18754 2005-01-27 Richard Henderson <rth@redhat.com>
18757 * tree.h (struct tree_decl): Add debug_expr_is_from.
18758 (DECL_DEBUG_EXPR_IS_FROM): New.
18759 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
18760 * dwarf2out.c (dwarf2out_var_location): Update to match.
18761 * tree-outof-ssa.c (create_temp): Likewise.
18762 * var-tracking.c (track_expr_p): Likewise.
18763 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
18764 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
18765 * toplev.c (default_tree_printer): Likewise.
18767 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
18769 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
18770 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
18772 2005-01-27 Steven Bosscher <stevenb@suse.de>
18774 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
18775 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
18776 ASM_CLOBBERS): Add tree checks.
18778 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
18779 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
18780 * c-common.def (SWITCH_STMT): Update to match.
18781 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
18782 macros instead of SWITCH_EXPR ones.
18783 * c-dump.c (c_dump_tree): Likewise.
18784 * c-gimplify.c (gimplify_switch_stmt): Likewise.
18785 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
18787 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
18789 2005-01-27 Alan Modra <amodra@bigpond.net.au>
18791 * unwind-dw2.c (execute_stack_op): Add missing cases for
18792 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
18794 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
18796 * config.gcc (Obsolete configurations): Remove 'dummy', add
18797 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
18800 2005-01-26 Diego Novillo <dnovillo@redhat.com>
18802 PR tree-optimization/19633
18803 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
18805 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
18806 are no call-clobbered variables.
18807 * tree-outof-ssa.c (check_replaceable): Return false for calls
18810 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
18812 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
18813 even for variables with NULL DECL_INITIAL.
18815 2005-01-26 Stuart Hastings <stuart@apple.com>
18817 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
18819 2005-01-26 Richard Henderson <rth@redhat.com>
18821 PR middle-end/18008
18822 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18824 * expr.c (store_field): Strip conversions to odd-bit-sized types
18825 if the destination field width matches.
18827 2005-01-26 Richard Henderson <rth@redhat.com>
18829 * c-decl.c, expmed.c, expr.c: Revert last change.
18831 2005-01-26 Richard Henderson <rth@redhat.com>
18833 PR middle-end/18008
18834 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18836 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
18837 if we don't need the bits above those present in the current mode.
18838 * expr.c (store_field): Strip conversions to odd-bit-sized types
18839 if the destination field width matches.
18841 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18843 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18844 either -ffast-math or -funsafe-math-optimizations is in use.
18846 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
18850 * config/avr/avr.c (notice_update_cc): Only set condition code for
18851 ashrqi3 if shift count > 0.
18852 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
18853 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
18854 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
18855 count <= 0 as a no-op, and shift count >= width by copying zero
18856 or sign bit to all bits of the result.
18857 * config/avr/avr.md (all shifts): Add alternatives for zero shift
18858 count, with attribute "length" set to 0 and "cc" set to "none".
18860 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18862 * doc/invoke.texi: Document -mTLS.
18864 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
18865 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
18866 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
18867 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
18868 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
18869 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
18870 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
18871 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
18873 * configure.ac: Check for a TLS capable gas.
18875 * configure: Regenerate.
18877 2005-01-26 Richard Henderson <rth@redhat.com>
18879 PR middle-end/18008
18880 * combine.c (make_field_assignment): Simplify store to zero_extract
18881 from a source with an overlapping mask.
18883 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18885 2004-11-11 Eric Christopher <echristo@redhat.com>
18887 * config/frv/frv.md: Add fr400_integer automaton. Don't
18888 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
18891 2005-01-26 Steven Bosscher <stevenb@suse.de>
18893 PR middle-end/16585
18894 * cfgbuild.c (make_edges): Do not clear or set
18895 current_function_has_computed_jump.
18896 * function.h (struct function): Remove the has_computed_jump field.
18897 (current_function_has_computed_jump): Do not define.
18898 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
18899 in a computed jump. Ignore current_function_has_computed_jump.
18901 2005-01-26 Richard Henderson <rth@redhat.com>
18903 PR middle-end/19515
18904 * expr.c (categorize_ctor_elements): New argument p_must_clear.
18905 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
18907 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
18908 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
18909 objects into static storage if they have more than one non-zero value.
18910 * tree.h (categorize_ctor_elements): Update decl.
18912 2005-01-26 Steven Bosscher <stevenb@suse.de>
18914 PR middle-end/19616
18915 * tree.h (CALL_EXPR_TAILCALL): Add comment.
18916 * calls.c (check_sibcall_argument_overlap_1): Revert the change
18917 to this function from 2004-07-10.
18918 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
18919 the current function for tail call optimizations if the address
18920 of one of it its arguments is taken.
18922 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
18924 * cse.c (fold_rtx): Call equiv_constant only when necessary.
18926 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
18928 * function.c (expand_function_end): If current_function_calls_alloca,
18929 emit stack restore in a place that is reached when the function falls
18930 through at the end.
18932 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
18934 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
18935 rule to avoid matching inappropriate suffix rule.
18937 2005-01-26 Jan Hubicka <jh@suse.cz>
18939 PR tree-optimization/19241
18940 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
18942 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18944 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
18945 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
18947 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
18948 <sim*>: Always use crt1.o, regardless of N in simN.
18949 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18950 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
18951 (CRT_CALL_STATIC_FUNCTION): Remove.
18952 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
18953 use crt1.o, regardless of N in simN.
18954 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18955 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
18956 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
18957 case isystem setting.
18958 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
18960 2005-01-25 Ian Lance Taylor <ian@airs.com>
18962 * gimple-low.c (block_may_fallthru): Correct handling of
18963 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
18965 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18967 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
18968 handlers to match indentation; nested under the mtune=* handler.
18969 Similar for mcpu= and march=.
18971 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
18973 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
18974 * config/mips/linux64.h (LIB_SPEC): Likewise.
18975 * config/mn10300/linux.h (LIB_SPEC): Likewise.
18976 * config/sh/linux.h (LIB_SPEC): Likewise.
18978 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
18980 * config/frv/frv.c (frv_legitimize_tls_address): New.
18981 (TARGET_HAVE_TLS): Define.
18982 (FRV_SYMBOL_REF_TLS_P): Define.
18983 (frv_override_options): Handle new register classes.
18984 (frv_legitimate_address_p): Reject tls addresses.
18985 (frv_legitimize_address): Handle TLS addresses.
18986 (gen_inlined_tls_plt): New.
18987 (gen_tlsmoff): New.
18988 (frv_legitimize_tls_address): New.
18989 (unspec_got_name): Add TLS entries.
18990 (got12_operand): Add R_FRV_TLSMOFF12 case.
18991 (frv_emit_move): Fixup TLS addresses.
18992 (frv_emit_movsi): Legitimize TLS addresses.
18994 * config/frv/frv.h (MASK_BIG_TLS): New.
18995 (TARGET_BIG_TLS): New.
18996 (HAVE_AS_TLS): Define.
18997 (TARGET_SWITCHES): Add -mTLS and -mtls options.
18998 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
18999 (REG_CLASS_NAMES): Same.
19000 (REG_CLASS_CONTENTS): Same.
19001 (CONSTRAINT_LEN): New.
19002 (REG_CLASS_FROM_CONSTRAINT): New.
19003 (PREDICATE_CODES): Add symbolic_operand.
19005 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
19006 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
19007 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
19008 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
19009 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
19010 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
19011 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
19012 GR9_REG, GR14_REG, LRREG.
19013 (type): Add load_or_call attribute.
19014 ("load_or_call"): New reservation.
19015 ("call_gettlsoff"): New.
19016 ("tls_indirect_call"): New.
19017 ("tls_load_gottlsoff12"): New.
19018 ("tlsoff_hilo"): New.
19019 ("tls_tlsdesc_ldd"): New.
19020 ("tls_tlsoff_ld"): New.
19023 * config/frv/frv-protos.h (symbolic_operand): Protoize.
19025 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
19027 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
19028 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
19029 * config/frv/frv.c (TLS_BIAS): Define.
19030 (frv_output_dwarf_dtprel): New.
19032 2005-01-26 Jakub Jelinek <jakub@redhat.com>
19034 PR rtl-optimization/19579
19035 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
19036 both A and B, see if they don't clobber registers the other expr uses.
19038 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
19040 * real.c (do_add): Initialize signalling and canonical members.
19042 * real.c (real_from_integer): Zero out destination.
19044 2005-01-18 Jan Hubicka <jh@suse.cz>
19046 PR tree-optimize/19337
19047 * tree-inline.c (initialize_inlined_parameters): Copy
19048 saved_static_chain_decl only.
19050 2005-01-25 Richard Henderson <rth@redhat.com>
19054 * config/i386/i386.c (x86_inter_unit_moves): Zero.
19055 (ix86_preferred_reload_class): Rewrite fp-constant section, with
19056 80387 enabled, to return a proper subclass. Return the subset that
19057 overlaps with GENERAL_REGS for PLUS.
19058 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
19060 2005-01-25 Richard Henderson <rth@redhat.com>
19062 PR middle-end/19609
19063 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
19065 2005-01-25 Roger Sayle <roger@eyesopen.com>
19067 * expmed.c (choose_multiplier): Change interface to return the
19068 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
19069 (expand_divmod): Update calls to choose_multiplier.
19071 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19073 PR middle-end/19330
19074 * expmed.c (extract_bit_field): Use adjust_address instead of
19075 gen_lowpart when op0 is a MEM.
19077 2005-01-24 Steven Bosscher <stevenb@suse.de>
19079 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
19081 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
19083 * config/mips/irix-csr.c: New file.
19084 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
19085 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
19086 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
19089 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
19092 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
19093 sparc/elf.h, add sparc/sp-elf.h.
19094 (sparc-*-rtems*): Likewise.
19095 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
19096 tm-dwarf2.h, add sparc/sp-elf.h.
19097 (sparc86x-*-elf): Likewise.
19098 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
19099 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
19100 TARGET_OS_CPP_BUILTINS.
19101 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19102 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19104 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
19105 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
19106 (SWITCH_TAKES_ARG): Likewise.
19107 (LOCAL_LABEL_PREFIX): Likewise.
19108 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
19109 (TARGET_N_FORMAT_TYPES): Delete.
19110 (TARGET_FORMAT_TYPES): Likewise.
19111 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
19112 * config/sparc/elf.h: Delete.
19113 * config/sparc/sp-elf.h: New file.
19115 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19117 * tree-flow-inline.h (phi_arg_from_edge): Remove.
19118 * tree-flow.h: Remove the corresponding prototype.
19119 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
19120 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
19122 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19125 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
19126 for AIX ABI or ELF -fPIC.
19127 (rs6000_emit_load_toc_table): Don't create toc_section here.
19128 (rs6000_xcoff_file_start): Nor here.
19130 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
19132 * sh.c (ra.h): Don't #include.
19133 (hard_regs_intersect_p): New function, resurrected from ra.c.
19135 * sh.c: Fix 1996 Copyright.
19137 2005-01-24 Richard Henderson <rth@redhat.com>
19138 Aldy Hernandez <aldyh@redhat.com>
19140 * regrename.c (note_sets): Handle subregs.
19142 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
19145 * genconditions.c (write_header, write_conditions): Elide file if
19148 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19150 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
19151 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
19154 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19156 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
19157 expand_builtin_printf, expand_builtin_fprintf,
19158 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
19159 checking against POINTER_TYPE.
19160 (validate_arglist): Handle POINTER_TYPE code by checking
19163 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
19165 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
19166 init_rtlanal): New.
19167 (for_each_rtx): Call for_each_rtx_1.
19168 * rtl.h (init_rtlanal): Declare.
19169 * toplev.c (backend_init): Call init_rtlanal.
19171 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19173 * flow.c (propagate_one_insn): Formatting.
19175 PR middle-end/19551
19176 * flow.c (libcall_dead_p): Be more conservative if unsure.
19177 If there are any instructions between insn and call, see if they are
19178 all dead before saying the libcall is dead.
19180 2005-01-24 Uros Bizjak <uros@kss-loka.si>
19182 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
19183 operand constraint for operand 0.
19185 2005-01-23 Richard Henderson <rth@redhat.com>
19188 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
19189 edges leading to join block.
19191 2005-01-23 Roger Sayle <roger@eyesopen.com>
19193 * expmed.c (expand_mult_highpart): Make static. Change type of
19194 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
19195 (expand_divmod): Updates calls to expand_mult_highpart by using
19196 gen_int_mode to pass a CONST_INT rtx.
19197 * rtl.h (expand_mult_highpart): Remove prototype.
19199 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19201 * flow.c (regset_bytes, regset_size): Remove.
19203 * cfganal.c: Fix a reference to Harvey's paper.
19205 2005-01-23 Steven Bosscher <stevenb@suse.de>
19207 PR rtl-optimization/19464
19208 * tree-optimize.c (init_tree_optimization_passes): Add one more
19209 copyrename pass just before out-of-ssa.
19211 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
19214 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
19215 * ggc-none.c (ggc_free): Define.
19217 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19219 * cse.c (max_reg, max_insn_uid): Remove.
19220 (cse_main): Don't access max_reg or max_insn_uid.
19222 * c-common.c (explicit_flag_signed_bitfields,
19223 lang_statement_code_p, lang_expand_function_end): Remove.
19224 * c-common.h: Remove the corresponding declarations.
19225 * c-opts.c (c_common_handle_option): Remove all write access
19226 to explicit_flag_signed_bitfields.
19228 * cgraph.c (cgraph_varpool_n_nodes): Remove.
19229 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
19230 * cgraph.h: Remove the corresponding declaration.
19232 * gcse.c (null_pointer_info): Remove.
19234 2005-01-23 Roger Sayle <roger@eyesopen.com>
19235 Eric Botcazou <ebotcazou@libertysurf.fr>
19237 * combine.c (simplify_logical): Only simplify logical expressions
19238 of the form ior(and(x,y),z) by the inverse distributive law if the
19239 result is cheaper than the original.
19241 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19243 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
19244 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
19245 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
19246 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
19247 config/freebsd-spec.h, config/arm/arm.h,
19248 config/h8300/h8300.md, config/i386/i386.md,
19249 config/i386/predicates.md, config/i386/sse.md,
19250 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
19251 config/vax/vax.md: Fix comment typos. Follow spelling
19254 2005-01-23 Steven Bosscher <stevenb@suse.de>
19256 * gengtype.c (walk_type): Produce `not equal to' compares for loop
19257 tests, instead of `less than'.
19259 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
19261 * function.c (assign_parm_setup_block): When creating a new stack slot
19262 for a parameter, get its alignment from the parameter's DECL_ALIGN
19263 rather than the type's TYPE_ALIGN. Make sure that the parameter
19264 is at least word aligned.
19266 2005-01-22 Roger Sayle <roger@eyesopen.com>
19268 PR middle-end/19378
19269 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
19271 2005-01-22 Richard Henderson <rth@redhat.com>
19274 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
19275 in both compare operands.
19276 (movdfcc_1_sse_max): Likewise.
19277 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
19278 (movdfcc_1_sse): Likewise.
19279 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
19280 scratch register as needed.
19282 2005-01-22 Richard Henderson <rth@redhat.com>
19284 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
19286 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
19288 2005-01-22 Richard Henderson <rth@redhat.com>
19290 * genopinit.c (optabs): Use smin/smax for floating point too.
19291 * doc/md.texi: Update to match. Clarify that floating point
19292 results are undefined for +0/-0 and NaN.
19293 * doc/rtl.texi: Likewise.
19294 * rtl.def (SMIN, SMAX): Likewise
19295 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
19297 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
19298 leading 's' to the name.
19299 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
19300 smaxxf3, sminxf3): Likewise.
19301 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
19304 2005-01-22 Paul Brook <paul@codesourcery.com>
19306 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
19308 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
19310 * config/s390/s390.c (struct processor_costs): New fields
19311 dlgr, dlr, dr, dsgfr, dsgr.
19312 (z900_cost, z990_cost): Values for new fields.
19313 (s390_rtx_costs): New cases MEM und COMPARE in switch
19314 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
19315 DIV, MOD, UDIV, UMOD.
19317 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19319 * config/s390/s390.md ("doloop_si64"): Reload input value directly
19320 into the register being decremented.
19321 ("doloop_si31", "doloop_di"): Likewise.
19322 ("*doloop_si_long"): Adapt pattern.
19324 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19326 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
19328 (CLASS_MAX_NREGS): Likewise.
19330 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
19332 * doc/tree-ssa.texi (Statement Operands): Add example for new
19333 must-def macro. Note deprecation of old operands interface.
19335 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
19337 PR tree-optimization/19484
19338 * tree-cfg.c (remove_fallthru_edge): New function.
19339 (cleanup_control_flow): Remove fallthru edges from calls that are
19340 now known not to return.
19342 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19344 Fix PR tree-optimization/19038
19345 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
19346 copies with loop variant ones.
19348 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
19350 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
19351 config/alpha/alpha-protos.h, config/alpha/alpha.h,
19352 config/alpha/alpha.md, config/alpha/predicates.md,
19353 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
19354 config/sparc/sol2.h: Update copyright.
19356 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
19357 first label to see if it is a nonlocal label.
19359 2005-01-22 David Edelsohn <edelsohn@gnu.org>
19360 Andrew Pinski <pinskia@physics.uc.edu>
19363 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
19364 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
19366 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19368 * config/rs6000/rtems.h: Update copyright.
19370 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19373 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
19374 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
19375 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
19377 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
19380 * c-typeck.c (convert_arguments): Check for error_mark_node.
19382 2005-01-21 Ian Lance Taylor <ian@airs.com>
19384 PR tree-optimization/13000
19385 * tree-inline.c: Include "tree-flow.h".
19386 (expand_call_inline): If warn_return_type, warn if non-void inline
19387 function falls through.
19388 * tree-cfg.c (execute_warn_function_return): Don't warn about
19389 control reaching end if TREE_NO_WARNING is set. Set
19391 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
19393 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
19394 branch if we don't need one.
19395 * c-typeck.c: Include "tree-flow.h"
19396 (c_finish_bc_stmt): Don't add a goto if the current statement
19397 list doesn't fall through to the current point.
19399 2005-01-21 Roger Sayle <roger@eyesopen.com>
19401 PR rtl-optimization/576
19402 * real.c (real_arithmetic): Change return type from void to bool
19403 to return an indication that the result may be inexact.
19404 * real.h (real_arithmeric): Update prototype.
19405 * fold-const.c (const_binop): Don't constant fold floating
19406 point expressions when the user specifies -frounding-math and
19407 the result may depend upon the run-time rounding mode.
19408 (fold_convert_const_real_from_real): Clean-up.
19409 (fold_initializer): Ignore flag_rounding_math for initializers.
19410 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
19411 constant fold FP operations with flag_rounding_math if the
19412 result may depend upon the run-time rounding mode.
19414 2005-01-21 Tom Tromey <tromey@redhat.com>
19416 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
19418 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
19420 * tree-cfg.c: Fix comment typos.
19422 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
19424 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
19425 around the call to rest_of_handle_branch_target_load_optimize.
19427 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19429 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
19430 (sparc64-*-openbsd*): Likewise.
19431 (sparclite-*-elf*): Include tm-dwarf2.h.
19432 (sparc86x-*-elf*): Likewise.
19433 (sparc64-*-elf*): Likewise.
19434 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
19435 (DBX_DEBUGGING_INFO): Likewise.
19436 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
19437 (PREFERRED_DEBUGGING_TYPE): Likewise.
19438 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
19439 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
19440 (PREFERRED_DEBUGGING_TYPE): Likewise.
19441 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
19442 (PREFERRED_DEBUGGING_TYPE): Likewise.
19443 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
19445 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
19448 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
19450 2005-01-20 Paul Brook <paul@codesourcery.com>
19452 * doc/rtl.texi: Document value extension requirements for CONST_INT.
19454 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19456 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
19457 label is first in a sequence of labels.
19459 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
19461 2005-01-20 Janis Johnson <janis187@us.ibm.com>
19462 Giovanni Bajo <giovannibajo@gcc.gnu.org>
19464 * doc/sourcebuild.texi (Test Directives): New.
19466 2005-01-20 Roger Sayle <roger@eyesopen.com>
19468 * real.c (real_floor): Don't leave the result uninitialized when
19469 mode is VOIDMode, but return the unrounded intermediate value.
19470 (real_ceil): Likewise.
19472 2005-01-20 Paul Brook <paul@codesourcery.com>
19474 * config/arm/arm.md (insv): Use gen_int_mode.
19476 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
19478 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
19479 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19480 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19481 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19482 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19484 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19487 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
19488 fbreg, so we have to assume we can't.
19489 (loc_descriptor_from_tree_1): Ditto.
19490 (containing_function_has_frame_base): New function.
19491 (add_location_or_const_value_attribute): Use it.
19492 Also try to generate a frame_base from a single element location
19495 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19497 PR tree-optimization/15349
19498 * timevar.def (TV_TREE_MERGE_PHI): New.
19499 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
19501 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
19502 calls to tree_forwarder_block_p.
19503 (remove_forwarder_block_with_phi, merge_phi_nodes,
19504 gate_merge_phi, pass_merge_phi): New.
19505 * tree-optimize.c (init_tree_optimization_passes): Add
19507 * tree-pass.h: Add an extern for pass_merge_phi;
19509 2005-01-20 Richard Henderson <rth@redhat.com>
19512 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
19513 (_mm_castps_pd, _mm_castps_si128): New.
19514 (_mm_castsi128_ps, _mm_castsi128_pd): New.
19516 2005-01-20 Richard Henderson <rth@redhat.com>
19519 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
19520 __builtin_ia32_vec_init_v2si.
19521 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
19522 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
19523 (ix86_init_mmx_sse_builtins): Create it.
19524 (ix86_expand_builtin): Expand it.
19525 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
19526 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
19527 (vec_extractv2si_0, vec_extractv2si_1): New.
19529 2005-01-20 Richard Henderson <rth@redhat.com>
19532 * config/i386/i386.c (ix86_expand_push): New.
19533 * config/i386/mmx.md (push<MMXMODE>1): New.
19534 * config/i386/sse.md (push<SSEMODE>1): New.
19535 * config/i386/i386-protos.h: Update.
19537 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19539 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
19542 2005-01-20 Richard Henderson <rth@redhat.com>
19544 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
19545 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
19547 2005-01-19 Richard Henderson <rth@redhat.com>
19550 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
19551 to V4SFmode in SSE1 fallback load path.
19553 2005-01-19 Richard Henderson <rth@redhat.com>
19555 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
19556 in QImode expansion to ix86_expand_vector_set.
19557 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
19559 2005-01-19 Richard Henderson <rth@redhat.com>
19562 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
19563 subclass of the input class.
19564 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
19565 Always true for cross-SSE1 classes. Rationalize conditionals.
19566 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
19567 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
19568 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
19569 (movdi_2): Add MMX/SSE zeros.
19570 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
19571 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
19572 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19573 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
19574 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
19575 (zero_extendsidi2_rex64_1): Remove.
19576 (MOV0 peephole): Check GENERAL_REG_P.
19578 2005-01-19 Richard Henderson <rth@redhat.com>
19581 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
19583 (ix86_expand_vector_extract): Likewise.
19585 2005-01-19 Richard Henderson <rth@redhat.com>
19587 PR middle-end/19304
19588 * expr.c (emit_move_change_mode): New argument force; use
19589 simplify_gen_subreg if true.
19590 (emit_move_via_alt_mode): Merge into ...
19591 (emit_move_via_integer): ... here.
19592 (emit_move_ccmode): Use emit_move_change_mode directly.
19594 2005-01-19 Richard Henderson <rth@redhat.com>
19597 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
19598 (alpha_preferred_reload_class): Handle CONST_VECTOR.
19599 (alpha_emit_set_const_1): Add no_output parameter; don't emit
19601 (alpha_emit_set_const): Likewise. Make static.
19602 (alpha_emit_set_long_const): Make static.
19603 (alpha_extract_integer): Split out from alpha_expand_mov.
19604 (alpha_split_const_mov): Likewise.
19605 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
19606 (alpha_legitimate_constant_p): New.
19607 * config/alpha/alpha-protos.h: Update.
19608 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
19609 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
19610 * config/alpha/alpha.md (movsi): Add n alternative.
19611 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
19612 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
19613 (splitters for all of the above): Use alpha_split_const_mov.
19614 * config/alpha/predicates.md (non_add_const_operand): New.
19615 (non_zero_const_operand): New.
19616 (input_operand): Use alpha_legitimate_constant_p after reload.
19618 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19620 PR tree-optimization/19038
19621 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
19622 (add_candidate): Add ivs with increment in latch only if
19623 allow_ip_end_pos_p is true.
19624 (determine_iv_cost): Use empty_block_p.
19626 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
19628 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
19629 (compute_dominance_frontiers): Ditto.
19631 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
19634 * config/sh/t-rtems: New.
19635 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
19637 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19639 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
19640 the offset of the selected field.
19642 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
19644 * tree-cfg.c (remove_forwarder_block): Fix the check to
19645 prevent a nonlocal label from appearing in the middle of a
19648 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
19650 PR rtl-optimization/19462
19651 * reorg.c (find_end_label): Create return insn only if
19652 current_function_epilogue_delay_list is empty.
19654 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
19656 * doc/passes.texi: Remove paragraph mentioning new-ra.
19658 2005-01-19 Jakub Jelinek <jakub@redhat.com>
19660 PR rtl-optimization/15139
19661 * combine.c: Include params.h.
19662 (count_rtxs): New function.
19663 (record_value_for_reg): If replace_rtx would replace at least
19664 2 occurrences of REG in VALUE and TEM is really large, replace REG with
19665 (clobber (const_int 0)) instead of TEM.
19666 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
19667 * params.h (MAX_LAST_VALUE_RTL): New.
19668 * Makefile.in (combine.o): Depend on $(PARAMS_H).
19669 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
19672 * c-typeck.c (digest_init): Only call build_vector if all constructor
19673 elements are *_CST nodes.
19674 * gimplify.c (gimplify_init_constructor): Likewise.
19676 PR middle-end/19164
19677 * c-typeck.c (digest_init): Only call build_vector if inside_init
19680 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
19682 * toplev.c (init_asm_output): Remove dead #ifdef.
19684 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
19686 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
19688 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19690 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
19691 accessing DECL_FUNCTION_CODE.
19692 * dojump.c (do_jump): Likewise.
19693 * gimplify.c (gimplify_call_expr): Likewise.
19694 * predict.c (expr_expected_value): Likewise.
19695 (strip_builtin_expect): Likewise.
19696 * tree-inline.c (estimate_num_insns_1): Likewise.
19697 * tree-ssa-loop-im.c (stmt_cost): Likewise
19698 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
19699 (tree_expr_nonnegative_p): Likewise.
19701 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19703 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
19704 variant of the load_pcrel_sym pattern.
19705 * config/sparc/sparc.md (P macro): Move to the top.
19706 (load_pcrel_sym): Macroize using P.
19707 (save_register_window): Likewise.
19709 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
19711 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
19712 ("sordered"): Same.
19714 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
19717 * c-typeck.c (build_asm_expr): Strip nops off
19718 input memory operands.
19720 2005-01-18 David Edelsohn <edelsohn@gnu.org>
19722 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
19723 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
19724 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
19725 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
19727 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
19730 * config/i386/i386.c (override_options): If the 80387 is disabled,
19731 then do not return FP values using FP registers.
19733 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
19735 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
19736 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
19737 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
19738 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
19739 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
19740 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
19741 output.h, postreload-gcse.c, postreload.c, recog.c,
19742 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
19743 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
19744 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
19745 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
19746 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
19747 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
19748 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
19749 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
19751 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
19752 config/alpha/alpha.c, config/arm/vfp.md,
19753 config/i386/emmintrin.h, config/i386/i386-modes.def,
19754 config/i386/i386-protos.h, config/i386/i386.h,
19755 config/i386/pmmintrin.h, config/i386/ppro.md,
19756 config/i386/predicates.md, config/i386/xmmintrin.h,
19757 config/i860/i860.c, config/ia64/ia64-modes.def,
19758 config/ia64/ia64-protos.h, config/ia64/ia64.h,
19759 config/ia64/ia64.md, config/ia64/itanium1.md,
19760 config/ia64/itanium2.md, config/ia64/predicates.md,
19761 config/iq2000/iq2000.h, config/mips/linux64.h,
19762 config/rs6000/aix41.h, config/rs6000/aix43.h,
19763 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
19764 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
19765 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
19766 config/sparc/linux64.h, config/sparc/litecoff.h,
19767 config/sparc/sp64-elf.h, config/sparc/sparc.c,
19768 config/sparc/sparc.h, config/sparc/sparc.md,
19769 config/sparc/sysv4-only.h: Update copyright.
19771 2005-01-18 Richard Henderson <rth@redhat.com>
19774 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
19776 2005-01-18 Marc Espie <espie@openbsd.org>
19777 * config/i386/openbsdelf.h: Typo.
19779 2005-01-18 Richard Henderson <rth@redhat.com>
19781 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
19782 special case for sse.
19783 * config/i386/predicates.md (sse_comparison_operator): Likewise.
19785 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
19787 * tree-inline.c (estimate_num_insns_1): Added cases for
19788 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
19790 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19792 PR rtl-optimization/19296
19793 * combine.c (simplify_comparison): Rewrite the condition under
19794 which a non-paradoxical SUBREG of a PLUS can be lifted when
19795 compared against a constant.
19797 2005-01-18 Andi Kleen <ak@muc.de>
19799 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
19800 * c.opt (-Wpointer-sign): Add.
19801 * doc/invoke.texi: (-Wpointer-sign): Add.
19803 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19805 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
19806 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
19807 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
19808 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
19809 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
19810 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
19811 for TARGET_MIX_SSE_I387.
19812 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
19813 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
19814 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
19815 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
19816 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
19817 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
19818 TARGET_MIX_SSE_I387.
19819 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
19822 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19825 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
19826 Add movaps alternative for xmm reg->reg move.
19828 2005-01-17 Jeff Law <law@redhat.com>
19830 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
19831 at the end of the main DOM loop rather than just before DOM exits.
19833 2005-01-17 Diego Novillo <dnovillo@redhat.com>
19835 PR tree-optimization/19121
19836 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
19837 adding aliases to a name tag, also add them to the pointer's
19839 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
19840 sensitive alias info at all. Only check that the two pointers
19841 have compatible pointed-to sets.
19842 * tree-ssa.c (verify_name_tags): Verify that the alias set of
19843 a pointer's type tag is a superset of the alias set of the
19844 pointer's name tag.
19846 2005-01-17 James E Wilson <wilson@specifixinc.com>
19849 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
19850 comment to document why.
19852 2005-01-17 Richard Henderson <rth@redhat.com>
19854 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
19855 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
19856 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
19857 sse2_vmsminv2df3_finite): New.
19858 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
19859 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
19860 Force op1 into register.
19862 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
19864 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
19865 bubblestrap from always rebuilding build directory.
19867 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
19869 * config/s390/s390.md ("*clc"): Remove incorrect '='.
19870 ("*cmpmem_short"): Likewise.
19872 2005-01-17 Steven Bosscher <stevenb@suse.de>
19874 * basic-block.h: Document BB_* flags.
19875 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
19876 use an sbitmap instead.
19877 * sched-rgn.c (compute_trg_info): Likewise.
19879 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
19881 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
19882 redundant target_cpu_default and extra_parts lines. Use the default
19884 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
19885 (SUBTARGET_EXTRA_SPECS): Delete.
19886 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
19887 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
19888 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
19889 and "n32" for -mabi=n32.
19891 2005-01-17 Ian Lance Taylor <ian@airs.com>
19894 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
19895 fold constant variables into initial values.
19897 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19899 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
19901 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
19902 through the statements backward.
19904 2005-01-17 Ian Lance Taylor <ian@airs.com>
19906 PR middle-end/13127:
19907 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
19908 a variable set to the return value of the inlined function.
19910 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
19912 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
19913 when modes are tieable.
19915 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
19917 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
19918 of pthread_create to find out if threads are enabled.
19919 * gthr-posix95.h (__gthread_active_p): Likewise.
19921 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19923 * common.opt (-fnew-ra): Remove.
19925 * toplev.h (flag_new_regalloc): Remove.
19926 * Makefile.in (ra*.*): Don't mention.
19927 * passes.c (rest_of_handle_new_regalloc): Remove.
19928 (rest_of_handle_combine, rest_of_compilation): Always consider
19929 flag_new_regalloc as false.
19930 * doc/invoke.texi: Don't document -fnew-ra.
19932 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19934 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
19935 last parameter to reg_scan.
19936 * loop.c (loop_optimize): Likewise.
19937 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
19938 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
19939 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
19940 rest_of_handle_gcse, rest_of_handle_loop_optimize,
19941 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
19942 * regclass.c (reg_scan): Likewise, for the declaration.
19943 * rtl.h (reg_scan): Likewise, for the prototype.
19945 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19947 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
19948 mark_dfs_back_edges.
19950 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
19952 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
19953 (compute_avail): Uses don't go in tmp_gen.
19955 2005-01-16 Steven Bosscher <stevenb@suse.de>
19957 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
19958 loop to look for a free slot in a page entry.
19960 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19963 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
19964 * toplev.c (compile_file): Call process_pending_assemble_output_defs
19965 just before targetm.asm_out.file_end.
19966 * tree.h (process_pending_assemble_output_defs): Declare.
19967 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
19969 (assemble_alias): Defer generation of assembly code for defines when
19970 TARGET_DEFERRED_OUTPUT_DEFS is true.
19971 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19972 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19973 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
19975 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19978 * pa.c (pa_scalar_mode_supported_p): New function.
19979 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19980 * pa.h (MIN_UNITS_PER_WORD): Add comment.
19982 * pa-protos.h (prefetch_operand): Delete.
19983 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
19984 * pa.c (prefetch_operand): Delete.
19985 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
19986 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
19987 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
19988 and prefetch_nocc_operand.
19989 * pa.md (prefetch): Rework to avoid reload problems handling short
19990 displacements when a cache control completer needs to be provided.
19991 (prefetch_32, prefetch_64): Delete.
19992 (prefetch_cc, prefetch_nocc): New patterns.
19994 2005-01-15 David Edelsohn <edelsohn@gnu.org>
19996 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
19998 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20001 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
20002 exceeds maximum alignment for global common data.
20003 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
20004 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
20006 2004-01-15 Roger Sayle <roger@eyesopen.com>
20008 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
20010 2004-01-15 Roger Sayle <roger@eyesopen.com>
20012 * harg-reg-set.h (reg_class_names): Prototype global array.
20013 * regclass.c (reg_class_names): Declare here and initialize to
20015 (dump_regclass): Remove local declaration of reg_class_names.
20016 (regclass): Likewise.
20017 * cfg.c (dump_flow_info): Likewise.
20018 * ra-debug.c (reg_class_names): Likewise.
20019 * regrename.c (reg_class_names): Likewise.
20020 * reload.c (reg_class_names): Likewise.
20021 * reload1.c (spill_failure): Likewise.
20022 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
20024 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
20026 * config/s390/s390.md ("reload_outti"): Remove predicate for
20027 output operand. Abort if operand is not a MEM.
20028 ("reload_outdi", "reload_outdf"): Likewise.
20030 2005-01-15 Marc Espie <espie@openbsd.org>
20032 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
20033 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
20034 * config/openbsd.h: Fix C++ includes for native configurations.
20035 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
20036 Add trampoline support.
20037 * config/i386/openbsdelf.h: New.
20039 2005-01-15 Marc Espie <espie@openbsd.org>
20041 * collect2.c (main): Explicitly parse -dynamic-linker option.
20043 2005-01-15 Jakub Jelinek <jakub@redhat.com>
20045 PR tree-optimization/19060
20046 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
20047 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
20048 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
20049 and handle extract_range_from_cond returning false.
20050 * fold-const.c (fold): Optimize comparisons with min/max even for
20051 width > HOST_BITS_PER_WIDE_INT.
20053 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
20055 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
20056 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
20057 Remove little endian multilib variants.
20058 Add mips32 multilib variant.
20060 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
20062 * explow.c (copy_all_reg, stabilize): Remove.
20063 * expr.h: Remove the corresponding prototypes.
20065 * rtlanal.c (regs_set_between_p): Remove.
20066 * rtl.h: Remove the corresponding prototype.
20068 2005-01-14 David Edelsohn <edelsohn@gnu.org>
20070 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
20071 to rs6000_nonimmediate_operand.
20072 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
20073 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
20074 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
20075 rs6000_nonimmediate_operand.
20076 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
20077 rs6000_nonimmediate_operand.
20079 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
20081 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
20083 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20085 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
20087 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
20088 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
20090 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
20091 (rs6k_nonimmediate_operand): New.
20092 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
20094 (legitimate_lo_sum_address_p): Same.
20095 (rs6000_legitimize_address): Same.
20096 (rs6000_legitimize_reload_address): Same.
20097 (rs6000_legitimate_address): Same.
20098 (spe_build_register_parallel): Pass DF and DC modes in a DI
20101 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
20102 to rs6k_nonimmediate_operand.
20104 * config/rs6000/spe.md ("*frob_df_di"): New.
20105 ("*frob_di_df"): New.
20106 ("*frob_di_df_2"): New.
20107 ("*mov_sidf_e500_subreg0"): New.
20108 ("*mov_sidf_e500_subreg4"): New.
20109 ("*movdf_e500_double"): Change predicate to
20110 rs6k_nonimmediate_operand.
20112 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20114 * postreload.c (move2add_note_store): Only call
20115 trunc_int_for_mode on scalar integers.
20117 2005-01-14 Steven Bosscher <stevenb@suse.de>
20119 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
20120 replace BB_VISITED uses.
20121 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
20122 (propagate_necessity): Check the bitmap instead of BB_VISITED.
20123 (tree_dce_done): Free visited_control_parents.
20124 (perform_tree_ssa_dce): Allocate and clear it.
20125 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
20126 (compute_antic): Iterate from here using a DFS. Use an sbitmap
20127 instead of BB_VISITED.
20129 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
20131 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
20132 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
20133 Remove unused prototypes.
20135 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20137 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
20138 64-bit register usage.
20139 (spe_func_has_64bit_regs_p): Add FIXME note.
20141 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20143 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
20144 flag_finite_math_only with flag_unsafe_math_optimizations.
20146 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
20148 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
20149 end-of-stack check.
20150 (__tpf_eh_return): Copy TPF private stack area from the module
20151 boundary stack frame. Add check for when module addresses are
20152 equal, but no stub address is found.
20154 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
20157 * arm.h (struct machine_function): Add call_via field.
20158 (thumb_call_via_label): Declare.
20159 * arm.c (thumb_call_via_label): New variable.
20160 (thumb_call_reg_needed): New variable.
20161 (arm_output_function_epilogue): For Thumb code, output any per-function
20162 call-indirect trampolines.
20163 (thumb_call_via_reg): New function.
20164 (arm_file_end): New function.
20165 (TARGET_ASM_FILE_END): Call arm_file_end.
20166 (aof_file_end): Likewise.
20167 * arm-protos.h (thumb_call_via_reg): Declare.
20168 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
20169 thumb_call_via_reg in normal case.
20171 2005-01-14 Jakub Jelinek <jakub@redhat.com>
20173 PR middle-end/19084
20174 PR rtl-optimization/19348
20175 * recog.c (peephole2_optimize): Do global life update if some peephole
20176 decides it doesn't need at least one of its inputs and that change
20177 influences liveness at the start of the basic block.
20179 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
20180 arguments instead of 1.
20182 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
20184 PR middle-end/18820
20185 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
20186 zero for nested functions needing a static chain or functions
20187 with a non-constant address.
20189 2005-01-13 Roger Sayle <roger@eyesopen.com>
20191 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
20192 (and (sign_extend X) C) into (zero_extend (and X C)).
20194 2005-01-13 David O'Brien <obrien@FreeBSD.org>
20196 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
20198 2005-01-13 Richard Henderson <rth@redhat.com>
20203 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
20204 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
20205 not just TARGET_SSE.
20206 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
20207 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
20208 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
20209 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
20210 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
20211 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
20212 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
20213 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
20214 (movdicc_c_rex64): Rename with '*'.
20215 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
20216 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
20217 (movsfcc_1_387): Rename from movsfcc_1.
20218 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
20219 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
20220 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
20221 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
20222 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
20223 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
20224 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
20225 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
20226 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
20227 sse_movdfcc_const0_4): Remove.
20228 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
20229 recognize min/max early. Update for changed sse cmove patterns.
20230 (ix86_split_sse_movcc): New.
20231 * config/i386/i386-protos.h: Update.
20233 2005-01-13 Steven Bosscher <stevenb@suse.de>
20235 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
20236 (fix_stmt_v_may_defs): Likewise.
20238 2005-01-13 Richard Henderson <rth@redhat.com>
20240 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
20241 for converting the mask.
20243 2005-01-13 David Edelsohn <edelsohn@gnu.org>
20245 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
20248 2005-01-13 Richard Henderson <rth@redhat.com>
20250 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
20251 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
20252 IX86_BUILTIN_MOVDQ2Q): Remove.
20253 (IX86_BUILTIN_VEC_EXT_V4SI): New.
20254 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
20255 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
20257 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
20258 (sse2_pextrw): Fix immediate constraint.
20259 (sse2_loadq, sse2_loadq_rex64): Remove.
20260 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
20261 Use __builtin_ia32_vec_ext_<size>.
20262 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
20264 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
20266 * function.c (assign_parm_setup_block): Look inside original
20267 entry_parm when inspecting PARALLEL.
20269 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20270 Joel Sherrill <joel@oarcorp.com>
20273 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
20274 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
20275 rtems_gxx_recursive_mutex_init.
20276 (__gthread_recursive_mutex_lock): New function.
20277 (__gthread_recursive_mutex_trylock): Likewise.
20278 (__gthread_recursive_mutex_unlock): Likewise.
20280 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20282 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
20284 2005-01-13 Jan Beulich <jbeulich@novell.com>
20286 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
20287 (ashrti3_internal): Indicate output is early clobber. Generate result
20288 into output rather than first input. Use move for low word of output
20289 if shift count is exactly 64.
20290 (lshrti3_internal): Likewise.
20292 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
20296 * reload1.c (delete_output_reload): Don't delete an output reload
20297 if the pseudo lives longer than a single basic block. Adjust and
20298 improve wording of comment.
20300 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
20303 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
20304 of TYPE_SIZE where we mean the number of bytes.
20306 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
20308 * function.c (assign_parm_setup_block): Relax condition on
20309 multi-register optimization.
20311 2005-01-12 Nick Clifton <nickc@redhat.com>
20313 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
20314 an "in_delay_slot" attribute of "no" to prevent them being used in
20315 delay slots. This is forbidden because they might generate
20318 2005-01-12 Alan Modra <amodra@bigpond.net.au>
20321 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
20322 with r->Y and Y->r.
20324 2005-01-12 Nick Clifton <nickc@redhat.com>
20326 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
20327 passed on to GAS) but do not define, as GAS no longer supports or
20328 needs the -m2000 option.
20330 2005-01-11 Roger Sayle <roger@eyesopen.com>
20332 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
20333 type as args of unprototyped builtins aren't automatically promoted.
20334 (fold_builtin_abs): Likewise.
20336 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20338 * Makefile.in: Set a `build-warn' variable.
20340 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20342 PR tree-optimization/17949
20343 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
20344 (find_interesting_uses_address): Use it.
20346 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
20348 * regrename.c (kill_value): Handle subreg's that won't simplify.
20350 2005-01-11 Richard Henderson <rth@redhat.com>
20353 * config/i386/i386.h (enum ix86_builtins): Move ...
20354 * config/i386/i386.c: ... here.
20355 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
20356 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
20357 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
20358 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
20359 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
20360 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
20361 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
20362 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
20363 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
20364 IX86_BUILTIN_LOADDDUP): Remove.
20365 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
20366 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
20367 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
20368 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
20369 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
20370 (ix86_init_builtins): Make static.
20371 (ix86_init_mmx_sse_builtins): Update for changed builtins.
20372 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
20373 if all the modes match. Otherwise, fake it.
20374 (get_element_number, ix86_expand_vec_init_builtin,
20375 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
20376 (ix86_expand_builtin): Make static. Update for changed builtins.
20377 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
20378 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
20379 (ix86_expand_vector_init_duplicate): New.
20380 (ix86_expand_vector_init_low_nonzero): New.
20381 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
20382 Split out from ix86_expand_vector_init; handle integer modes.
20383 (ix86_expand_vector_init): Use them.
20384 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
20385 * config/i386/i386-protos.h: Update.
20386 * config/i386/predicates.md (reg_or_0_operand): New.
20387 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
20388 (movv2sf_internal): Likewise. And a splitter to match them all.
20389 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
20390 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
20391 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
20392 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
20393 (mmx_pinsrw): Fix operand ordering.
20394 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
20395 rather than sse_loadss expander.
20396 (movv2df splitter): Similarly.
20397 (sse_loadss, sse_loadlss): Remove.
20398 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
20399 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
20400 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
20401 (sse3_movddup): Rename with '*'.
20402 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
20403 (sse2_loadsd): Remove.
20404 (vec_dupv2df_sse3): Rename from sse3_loadddup.
20405 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
20406 (sse2_pinsrw): Fix argument ordering.
20407 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
20408 (sse2_stored): Remove 'r' destination.
20409 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
20410 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
20411 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
20412 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
20413 vec_extractv16qi, vec_initv16qi): New.
20415 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
20416 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
20417 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
20419 (_mm_load_pd, _mm_store_pd): Use plain dereference.
20420 (_mm_load_si128, _mm_store_si128): Likewise.
20421 (_mm_load1_pd): Use _mm_set1_pd.
20422 (_mm_load_sd): Use _mm_set_sd.
20423 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
20424 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
20425 (_mm_set_epi64): Use _mm_set_epi64x.
20426 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
20427 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
20428 _mm_setr_epi8): Use _mm_set_foo form.
20429 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
20430 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
20431 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
20432 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
20433 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
20434 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
20435 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
20436 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
20437 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
20438 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
20439 (_mm_movedup_pd): Use _mm_shuffle_pd.
20440 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
20441 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
20442 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
20443 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
20444 Use _mm_setzero_ps.
20445 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
20446 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
20447 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
20448 (_mm_store_ps): Use raw dereference.
20449 (_mm_store1_ps): Use _mm_storeu_ps.
20450 (_mm_storer_ps): Use _mm_store_ps.
20451 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
20452 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
20454 2005-01-11 Stan Shebs <shebs@apple.com>
20456 * config/rs6000/rs6000.c (machopic_output_stub): Issue
20457 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
20459 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
20462 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
20463 Skip all DECLs except for FIELD_DECLs.
20465 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20467 * config/s390/s390.c (override_options): Return error if
20468 -mbackchain, -mpacked-stack and -mhard-float are used together.
20469 (s390_va_start): Remove the backchain && packed-stack special case.
20470 (s390_gimplify_va_arg): Likewise.
20471 * doc/invoke.texi: Remove the ABI incompatibility note.
20473 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20475 * config/s390/s390.c (struct s390_frame_layout): Remove
20477 (s390_frame_info, s390_emit_prologue): Replace occurrences of
20478 save_backchain_p with TARGET_BACKCHAIN.
20480 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20483 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
20484 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
20485 * function.c (locate_and_pad_parm): Set new field.
20486 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
20487 Tweak where_pad test to include "none". Always set mem align for
20489 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
20490 not sufficient for type.
20491 (assign_parm_setup_block): If stack_parm is zero on entry, always
20492 make a new stack local. Block move old stack parm if necessary
20493 to new aligned stack local.
20494 (assign_parm_setup_stack): Use a block move to handle
20495 potentially misaligned entry_parm.
20496 (assign_parms_unsplit_complex): Specify required alignment when
20497 creating stack local.
20498 * calls.c (compute_argument_addresses): Override alignment of stack
20499 arg calculated from its type with the alignment given by
20500 FUNCTION_ARG_BOUNDARY.
20501 (store_one_arg): Likewise.
20503 2005-01-11 Jan Beulich <jbeulich@novell.com>
20505 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
20506 Change respective itanium_class attribute to ialu.
20507 (shladdp4_internal): New.
20508 * config/ia64/predicates.md (shladd_log2_operand): New.
20510 2005-01-11 Richard Henderson <rth@redhat.com>
20512 * expr.c (store_constructor): Use rtvec_alloc instead of
20513 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
20515 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
20517 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
20519 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20521 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
20522 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
20523 (TARGET_RWRELOC): Define.
20524 (ia64_rwreloc_section_type_flags): Delete.
20525 (ia64_section_type_flags): New function.
20526 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
20527 (TARGET_RWRELOC): Define.
20529 2005-01-10 David Mosberger <davidm@hpl.hp.com>
20532 * config/ia64/ia64.c (process_set): For alloc insn, only call
20533 process_epilogue is !frame_pointer_needed.
20535 2005-01-10 Roger Sayle <roger@eyesopen.com>
20538 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
20539 unary operator and can't be treated as a binary/comparison operator.
20541 2005-01-10 Richard Henderson <rth@redhat.com>
20543 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
20544 (ix86_return_in_memory): Likewise.
20545 (function_arg_advance): Likewise. Mirror structure in function_arg
20546 for choosing register to advance.
20548 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
20550 * tree-vectorizer.c, tree.def: Fix comment typos.
20552 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
20554 * config/s390/s390.c (struct processor_costs): 4 new fields:
20555 ddbr, ddr, debr, der.
20556 (s390_rtx_costs): More precise handling of divide instructions.
20558 2005-01-10 David Edelsohn <edelsohn@gnu.org>
20560 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
20562 2005-01-10 Jan Beulich <jbeulich@novell.com>
20564 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
20565 names resulting from -ffunction-sections/-fdata-sections and linkonce
20567 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
20568 based on the section name. Rearrange the section name comparison logic
20569 slightly so that each section name is compared against at most once.
20571 2005-01-10 Ben Elliston <bje@au.ibm.com>
20573 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
20574 targets for which -fPIC reduces limitations on the GOT size.
20576 2005-01-09 Falk Hueffner <falk@debian.org>
20578 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
20581 2005-01-09 David Edelsohn <edelsohn@gnu.org>
20584 * collect2.c (main): Set aixrtl_flag for -brtl option.
20585 (resolve_lib_name): Search for .so file extension before .a
20586 if aixrtl_flag set.
20588 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
20590 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
20591 (vect_analyze_data_refs_alignment): Add dump prints.
20593 2005-01-09 Ira Rosen <irar@il.ibm.com>
20595 * tree-vectorizer.c (vect_analyze_offset_expr): Use
20596 expr_invariant_in_loop_p.
20597 Initialize outputs first thing in the function.
20598 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
20599 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
20600 (vect_analyze_pointer_ref_access): Check that the initial condition of
20601 the access function is loop invariant.
20603 2005-01-09 Richard Henderson <rth@redhat.com>
20605 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
20606 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
20607 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
20608 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
20609 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
20610 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
20611 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
20612 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
20613 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
20614 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
20615 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
20616 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
20617 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
20618 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
20619 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
20620 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
20621 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
20622 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
20623 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
20624 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
20625 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
20626 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
20627 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
20629 (mmx_clrdi, pavgusb): Remove.
20630 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
20631 with leading sse_ prefix.
20632 * config/i386/sse.md: Receive them.
20633 * config/i386/mmx.md: New file.
20634 (MMXMODE12, MMXMODE24, mmxvecsize): New.
20635 (subrv2sf3): Turn into expander for normal subtraction.
20636 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
20637 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
20638 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
20639 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
20640 commutative; use ix86_binary_operator_ok.
20641 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
20642 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
20643 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
20644 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
20645 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
20646 Macroize from existing patterns; use ix86_binary_operator_ok.
20647 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
20648 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
20649 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
20650 with vec_select+vec_concat.
20651 (mmx_pshufw, mmx_pshufw_1): Likewise.
20652 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
20653 (mmx_uavgv4hi3): Model correctly.
20654 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
20655 _mm_xor_si64): Remove casts.
20657 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20659 PR tree-optimization/19224
20660 * tree-scalar-evolution.c (get_instantiated_value,
20661 set_instantiated_value): New functions.
20662 (instantiate_parameters_1): Cache the results.
20663 (instantiate_parameters, resolve_mixers): Initialize and free
20666 2005-01-08 David Edelsohn <edelsohn@gnu.org>
20668 * config/i386/i386.md (addhi_4): Correct reference in comment.
20671 2005-01-08 Richard Henderson <rth@redhat.com>
20673 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
20674 (_mm_cvtsi128_si64x): Likewise.
20675 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
20676 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
20677 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
20678 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
20679 * config/i386/i386-protos.h: Update.
20680 * config/i386/i386.c (print_operand): Add 'H'.
20681 (ix86_fixup_binary_operands): Split out from ...
20682 (ix86_expand_binary_operator): ... here.
20683 (ix86_fixup_binary_operands_no_copy): New.
20684 (ix86_expand_fp_absneg_operator): Handle vector mode results.
20685 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
20686 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
20687 (safe_vector_operand): Use CONST0_RTX.
20688 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
20689 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
20690 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
20691 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
20693 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
20694 (IX86_BUILTIN_CMPNGESS): New.
20695 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
20696 (attr type): Add sselog1.
20697 (attr unit, attr memory): Handle it.
20698 (movti, movti_internal, movti_rex64): Move near other integer moves.
20699 (movtf, movtf_internal): Move near other fp moves.
20700 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
20701 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
20702 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
20703 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
20704 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
20705 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
20706 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
20707 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
20708 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
20709 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
20710 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
20711 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
20712 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
20713 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
20714 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
20715 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
20716 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
20717 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
20718 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
20719 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
20720 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
20721 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
20722 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
20723 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
20724 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
20725 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
20726 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
20727 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
20728 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
20729 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
20730 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
20731 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
20732 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
20733 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
20734 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
20735 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
20736 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
20737 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
20738 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
20739 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
20740 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
20741 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
20742 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
20743 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
20745 (SSEPUSH, push<SSEPUSH>): Remove.
20746 (MMXPUSH, push<MMXPUSH>): Remove.
20747 (sse_movaps, sse_movaps_1, sse_movups): Remove.
20748 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
20749 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
20750 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
20751 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
20752 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
20753 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
20754 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
20755 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
20756 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
20757 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
20758 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
20759 (ppro_sse_log_V4SF): Handle sselog1.
20760 * config/i386/predicates.md (const_0_to_1_operand): New.
20761 (const_0_to_255_mul_8_operand): New.
20762 (const_1_to_31_operand): Rename from const_int_1_31_operand.
20763 (const_2_to_3_operand, const_4_to_7_operand): New.
20764 * config/i386/sse.md: New file.
20765 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
20766 (sse_movups): Rename from sse_movups_1.
20767 (sse_loadlss): Rename from sse_loadss_1.
20768 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
20770 (negv4sf2): Use ix86_expand_fp_absneg_operator.
20771 (absv4sf2, negv2df, absv2df): New.
20772 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
20773 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
20774 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
20775 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
20776 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
20777 (sse3_addsubv4sf3): Model correctly.
20778 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
20779 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
20780 (sse_movhlps): Model with vec_select+vec_concat.
20781 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
20782 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
20783 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
20784 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
20785 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
20786 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
20787 sse2_pshufhw_1): Likewise.
20788 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
20789 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
20790 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
20791 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
20792 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
20793 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
20794 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
20795 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
20796 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
20797 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
20798 sminv8hi3): Mark commutative
20799 operands. Use ix86_binary_operator_ok.
20800 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
20801 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
20802 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
20803 sse2_punpcklqdq): Allow operand2 in memory.
20804 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
20805 sse2_movsd): Add memory alternatives.
20806 (sse_storelps): Turn expander into an insn; split after reload.
20807 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
20808 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
20810 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20812 * configure.ac (DWARF-2 debug_line): Use objdump.
20813 * configure: Regenerate.
20815 2005-01-08 Jeff Law <law@redhat.com>
20816 Diego Novillo <dnovillo@redhat.com>
20818 PR tree-optimization/18241
20819 * tree-nrv.c (tree_nrv): Ignore volatile return values.
20820 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
20821 statements with volatile operands.
20822 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
20823 operands after marking a statement with has_volatile_ops.
20825 2005-01-08 Roger Sayle <roger@eyesopen.com>
20827 * tree.c (int_fits_type_p): Always honor integer constant
20828 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
20830 2005-01-08 Roger Sayle <roger@eyesopen.com>
20832 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
20833 the latent bug in rtl_delete_block has been resolved.
20835 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20837 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
20838 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
20840 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20842 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
20843 library as @multilib_dir@/$(SHLIB_SONAME).
20845 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
20847 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
20848 * configure: Regenerate.
20850 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20852 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
20855 2005-01-07 David Edelsohn <edelsohn@gnu.org>
20858 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
20859 Convert non-word aligned offset address using ld/std into
20862 2005-01-07 Richard Henderson <rth@redhat.com>
20864 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
20866 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
20868 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
20870 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20872 PR tree-optimization/19283
20873 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
20874 is not shorter than the original type.
20876 PR rtl-optimization/19012
20877 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
20879 PR rtl-optimization/18861
20880 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
20881 (FULL_STATE): Define.
20882 (mark_tablejump_edge): New function.
20883 (purge_dead_tablejump_edges): New function.
20884 (find_bb_boundaries): Use it.
20886 PR tree-optimization/18828
20887 * builtins.c (expand_builtin_next_arg): Remove argument and all
20888 the argument checking.
20889 (expand_builtin): Adjust caller.
20890 (expand_builtin_va_start): Likewise. Remove error for too many
20892 (fold_builtin_next_arg): Issue error for too many arguments.
20893 After checking arguments, replace them with magic arguments that
20894 prevent further checking of the args.
20896 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20898 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
20900 2005-01-06 Roger Sayle <roger@eyesopen.com>
20903 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
20904 and %{.S:...} (and their negative variants) to test whether the
20905 input file is assembler or pre-processed-assembler independent of
20906 the actual filename extension.
20908 2005-01-06 Roger Sayle <roger@eyesopen.com>
20910 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
20911 of sign or zero extended values.
20913 2005-01-06 Geoffrey Keating <geoffk@apple.com>
20915 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
20916 for IBM long double format correctly.
20918 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
20920 Fix PR tree-optimization/18792
20922 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
20923 to first_loop_depth, and use loop depth instead of loop number.
20924 (build_classic_dir_vector): Ditto.
20925 (compute_data_dependences_for_loop): Use depth, not loop number.
20926 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
20927 number. Pass in loops, instead of loop numbers.
20928 (gather_interchange_stats): Ditto.
20929 (linear_transform_loops): Ditto.
20931 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
20934 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
20935 biv_fits_mode_p, extension_within_bounds_p): New functions.
20936 (check_ext_dependent_givs): Use them.
20938 2005-01-06 Roger Sayle <roger@eyesopen.com>
20940 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
20941 more than one barrier, in which case we should delete them all.
20943 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
20945 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
20947 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
20949 Fix PR middle-end/19286
20951 * dwarf2out.c (gen_subprogram_die): If we've already tried to
20952 output this subprogram, simply ignore this attempt to do it again.
20953 (add_abstract_origin_attribute): Don't abort trying to add the abstract
20954 origin attribute if it's not possible.
20955 (gen_block_die): Don't ignore subblocks of "unused" blocks.
20956 (decls_for_scope): Ditto.
20957 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
20958 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
20960 2005-01-05 Richard Henderson <rth@redhat.com>
20963 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
20964 (bdesc_2arg): Use it.
20965 (ix86_expand_binop_builtin): Force operands into registers
20967 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
20968 ix86_expand_sse_compare, ix86_expand_sse_comi,
20969 ix86_expand_builtin): Likewise.
20971 2005-01-05 Richard Henderson <rth@redhat.com>
20973 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
20975 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
20976 (mulv4hi3): Set itanium_class mmmul.
20977 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
20978 (fpack): Rename from fpack_sfsf.
20980 2005-01-05 Richard Henderson <rth@redhat.com>
20983 * reload1.c (do_input_reload): Restrict the optimization deleteing
20984 a previous output reload to RELOAD_FOR_INPUT.
20986 2005-01-05 Steven Bosscher <stevenb@suse.de>
20988 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
20989 comment that we fall through after case.
20990 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
20991 (distribute_links): Likewise.
20992 * cse.c (cse_insn): Likewise.
20993 * cselib.c (cselib_invalidate_mem): Likewise.
20994 * df.c: Update comments at the top of the file.
20995 (read_modify_subreg_p): Update comments here too.
20996 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
20997 * flow.c (mark_set_1): Likewise.
20998 (mark_used_regs): Likewise.
20999 * gcse.c (mems_conflict_for_gcse_p): Likewise.
21000 (canon_list_insert): Likewise.
21001 (mark_set): Likewise.
21002 (try_replace_reg): Likewise.
21003 (store_killed_in_insn): Likewise.
21004 * loop.c (count_one_set): Likewise.
21005 (basic_induction_var): Likewise.
21006 * postreload-gcse.c (find_mem_conflicts): Likewise.
21007 * postreload.c (reload_combine_note_store): Likewise.
21008 (move2add_note_store): Likewise.
21009 * reload.c (find_equiv_reg): Likewise.
21010 (mark_referenced_resources): Likewise.
21011 * rtlanal.c (set_noop_p): Likewise.
21012 (note_stores): Likewise.
21013 (note_uses): Likewise.
21014 * sched-deps.c (sched_analyze_1): Likewise.
21015 * sched-rgn.c (check_live_1): Likewise.
21016 (update_live_1): Likewise.
21017 * config/i860/i860.c: Likewise.
21019 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
21021 (ZERO_EXTRACT): Mention that this one can be an lvalue.
21023 * doc/rtl.texi: Update documentation for bit-fields and SET.
21025 2005-01-05 Roger Sayle <roger@eyesopen.com>
21027 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
21029 2005-01-05 Jan Hubicka <jh@suse.cz>
21030 Richard Henderson <rth@redhat.com>
21033 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
21036 2005-01-05 Richard Henderson <rth@redhat.com>
21039 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
21040 (sse_shufps): Change operand 3 to const_int_operand.
21041 (sse2_storelps): Fix typo in template.
21042 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
21043 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
21044 (ix86_expand_builtin): Likewise.
21046 2005-01-05 Julian Brown <julian@codesourcery.com>
21048 * config/arm/arm.c (arm_return_in_memory): Treat complex types
21049 as aggregates for AAPCS ABIs.
21051 2005-01-05 Stan Shebs <shebs@apple.com>
21053 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
21054 Mach-O getters if ppc64.
21055 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
21057 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
21058 signed four-byte field for global code case.
21059 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
21061 2005-01-05 Roger Sayle <roger@eyesopen.com>
21063 PR middle-end/19100
21064 * c-common.c: Include real.h.
21065 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
21066 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
21067 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
21068 * Makefile.in (c-common.o): Update dependencies.
21070 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21072 * c-parse.in (asm_string): Add trailing semicolon.
21074 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21076 * c-parse.in (asm_string): New. Don't allow wide strings in
21078 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
21079 asm_string instead of STRING.
21081 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21083 * c-typeck.c (constructor_no_implicit): Remove.
21084 (set_designator, process_init_element): Don't check
21085 constructor_no_implicit.
21087 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
21088 Kaz Kojima <kkojima@gcc.gnu.org>
21091 * lcm.c (create_pre_exit): New.
21092 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
21093 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
21095 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21097 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
21098 -msoft-float in target_float_switch.
21099 * arm.c (arm_override_options): Fix processing of target_float_switch.
21101 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21103 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
21106 2004-01-05 Uros Bizjak <uros@kss-loka.si>
21108 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
21109 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
21111 2005-01-04 Roger Sayle <roger@eyesopen.com>
21113 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
21114 if deleting the then-block allows the test-block to fallthru to the
21117 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
21120 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
21121 after the full declaration if the are in two different TUs.
21123 2005-01-04 Richard Henderson <rth@redhat.com>
21126 * tree-sra.c (generate_one_element_init): Just
21127 call gimplify_and_add.
21128 (generate_element_init): Record the
21129 new referenced variables and mark them for renaming
21130 and split out to ...
21131 (generate_element_init_1): This.
21132 (scalarize_init): Don't call push_gimplify_context/
21133 pop_gimplify_context.
21135 2005-01-04 Geoffrey Keating <geoffk@apple.com>
21137 * toplev.c (get_src_pwd): Handle failure of getpwd().
21139 2005-01-04 Roger Sayle <roger@eyesopen.com>
21141 * fold-const.c (fold_single_bit_test): Delete unreachable handling
21143 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
21144 all the cases handled by it are inverted by invert_truthvalue.
21146 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21148 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
21149 (save_register_windowsi): Likewise.
21151 2005-01-04 Richard Henderson <rth@redhat.com>
21153 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
21155 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21157 PR middle-end/17767
21158 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
21159 any simplifications of vector mode comparison operators.
21160 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
21162 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
21163 Devang Patel <dpatel@apple.com>
21165 PR tree-optimization/18308
21166 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
21167 the operands before creating a new expression.
21168 * dojump.c (do_jump): Make drop_through_label available
21169 for all cases. Add expansion of COND_EXPR.
21171 2005-01-04 Ira Rosen <irar@il.ibm.com>
21173 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
21174 INTEGER_CST instead of TREE_CONSTANT.
21175 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
21176 instead of TREE_CONSTANT.
21177 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
21178 instead of TREE_CONSTANT.
21180 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21182 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
21184 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21187 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
21188 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
21190 2005-01-03 Richard Henderson <rth@redhat.com>
21192 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
21193 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
21194 fold_convert_const_real_from_real): Split out from ...
21195 (fold_convert_const): ... here.
21197 2005-01-03 Richard Henderson <rth@redhat.com>
21200 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
21201 (mov<MMXMODEI>_internal): Likewise.
21202 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
21203 Add V2SF case; use it for SSE1; don't use TI.
21204 (movdf_integer): Likewise.
21205 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
21207 2005-01-03 Ira Rosen <irar@il.ibm.com>
21209 * tree-vectorizer.c (vect_strip_conversions): New function.
21210 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
21211 check for binary class.
21213 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
21217 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
21219 * gimple-low.c (mark_blocks_with_used_vars): New function.
21220 (mark_blocks_with_used_subblocks): Ditto.
21221 (mark_used_blocks): Ditto.
21222 (pass_mark_used_blocks): New pass.
21223 * tree-inline.c: Include debug.h.
21224 (expand_call_inline): Call outlining_inline_function here.
21225 * tree-optimize.c (init_tree_optimization_passes): Add
21226 pass_mark_used_blocks.
21227 * tree-pass.h (pass_mark_used_blocks): New.
21228 * Makefile.in (tree-inline.o): Add debug.h dependency.
21230 2005-01-03 Geoffrey Keating <geoffk@apple.com>
21232 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
21233 VAR_DECLs to have weak_import attribute.
21235 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
21238 2004-01-03 Steven Bosscher <stevenb@suse.de>
21240 * passes.c (rest_of_compilation): Don't run regmove if only
21241 flag_expensive_optimizations, require flag_regmove instead.
21243 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21245 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
21247 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
21248 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21249 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
21250 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21252 2005-01-03 Richard Henderson <rth@redhat.com>
21254 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
21255 (ia64_const_ok_for_letter_p): New.
21256 (ia64_const_double_ok_for_letter_p): New.
21257 (ia64_extra_constraint): New.
21258 (ia64_expand_vecint_compare): New.
21259 (ia64_expand_vcondu_v2si): New.
21260 (ia64_expand_vecint_cmov): New.
21261 (ia64_expand_vecint_minmax): New.
21262 (ia64_print_operand): Add 'v'.
21263 (ia64_preferred_reload_class): New.
21264 (ia64_vector_mode_supported_p): New.
21265 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
21266 (PREFERRED_RELOAD_CLASS): Move to function.
21267 (CONST_OK_FOR_LETTER_P): Move to function.
21268 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
21269 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
21270 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
21271 (EXTRA_CONSTRAINT): Move to function.
21272 * config/ia64/ia64.md: Include vect.md.
21273 (itanium_class): Add mmalua.
21275 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
21277 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
21278 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
21280 (const_int_2bit_operand): New.
21281 (fr_reg_or_0_operand): New.
21282 * config/ia64/ia64-modes.def: Add vector modes.
21283 * config/ia64/ia64-protos.h: Update.
21284 * config/ia64/vect.md: New file.
21286 2005-01-03 Richard Henderson <rth@redhat.com>
21288 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
21290 2005-01-03 Uros Bizjak <uros@kss-loka.si>
21293 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
21295 (log1pdf2): Change mode of operands[0,1] to DFmode.
21297 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21299 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
21300 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
21301 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
21302 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
21303 SPARC_RELAXED_ORDERING.
21305 2005-01-03 Richard Henderson <rth@redhat.com>
21306 Uros Bizjak <uros@kss-loka.si>
21309 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
21310 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
21311 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
21313 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
21314 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
21315 const_pow2_1_to_128_operand): New predicates.
21317 2005-01-02 Greg McGary <greg@mcgary.org>
21319 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
21321 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
21322 object. [ptr_type]: Remove unused variable.
21323 Remember nearest addressable array-element or record-component
21324 when checking bitfield components. Tolerate empty BIND_EXPR.
21326 2005-01-01 Richard Henderson <rth@redhat.com>
21328 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
21329 that don't narrow the value. Fail for other conversions.
21331 2005-01-01 Richard Henderson <rth@redhat.com>
21334 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
21335 * c-lang.c (finish_file): Don't do it here.
21336 * objc/objc-act.c (objc_finish_file): Likewise.
21338 * cgraph.c (decl_assembler_name_equal): New.
21339 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
21340 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
21341 * cgraph.h (struct cgraph_varpool_node): Add next.
21342 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
21343 * varasm.c (assemble_alias): Mark the target as needed.
21345 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
21347 PR middle-end/19221
21348 * function.c (get_arg_pointer_save_area): Use entry_of_function
21349 instead of get_insns.
21351 2005-01-01 Roger Sayle <roger@eyesopen.com>
21352 Andrew Pinski <pinskia@physics.uc.edu>
21353 James E. Wilson <wilson@specifixinc.com>
21355 PR rtl-optimization/12092
21356 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
21359 2005-01-01 Roger Sayle <roger@eyesopen.com>
21360 Olivier Hainque <hainque@act-europe.fr>
21362 * tree.c (int_fits_type_p): A narrower type always fits in a
21363 wider one, except for negative values into unsigned types.
21365 2005-01-01 Roger Sayle <roger@eyesopen.com>
21367 * tree.c (int_fits_type_p): Compare the result of force_fit_type
21368 with the original constant rather than require TREE_OVERFLOW.
21370 2005-01-01 Steven Bosscher <stevenb@suse.de>
21372 PR middle-end/17544
21373 * c-decl.c (finish_function): If compiling C99, annotate the
21374 compiler generated return with the current file name and line 0.
21375 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
21376 the source line is greater than 0.
21377 (remove_bb): Likewise.