1 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
5 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
7 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
8 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
9 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
10 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
11 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
12 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
13 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
14 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
15 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
16 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
17 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
18 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
19 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
20 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
21 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
22 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
23 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
24 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
25 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
26 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
27 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
28 (TARGET_EXPLICIT_RELOCS): Delete.
29 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
30 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
31 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
32 (override_options): Set MASK_LONG64 if -mint64 is given and no
33 -mlongXX option is. Complain about -mint64 -mlong32.
34 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
35 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
36 * config/mips/mips.opt: New file.
38 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
40 * config.gcc (extra_options): New variable for listing option files.
41 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
42 * configure.ac (extra_opt_files): New AC_SUBST variable.
43 (tm_file_list, tm_include_list): Include options.h first.
44 * configure: Regenerate.
45 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
46 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
47 (s-options-h): New rule.
48 (options.h): Depend on it.
49 (TEXI_GCCINT_FILES): Add options.texi.
50 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
51 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
52 * target.h (gcc_target): Add default_target_flags and handle_option.
53 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
54 (TARGET_HANDLE_OPTION): New macros.
55 (TARGET_INITIALIZER): Include them.
56 * opt-functions.awk (opt_args, nth_arg): New functions.
57 (switch_flags): Handle the "Target" flag.
59 (var_name): Use opt_args and nth_arg.
60 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
61 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
62 macros for the "Mask" and "InverseMask" options.
63 * opts.h (cl_var_cond): New enum.
64 (cl_option): Replace the "has_set_value" and "set_value" fields with
65 "var_cond" and "var_value".
66 (CL_TARGET): New macro.
67 (option_enabled, print_filtered_help): Declare.
68 (decode_options): Move definition.
69 * opts.c (handle_option): Search for the original option before
70 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
71 var_cond and var_value fields. Use targetm.handle_option to handle
73 (decode_options): Set target_flags to targetm.default_target_flags.
74 (print_filtered_help): Make global. Handle CL_TARGET.
75 (option_enabled): New function.
76 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
77 (display_target_options, set_target_switch, print_switch_values)
78 (default_pch_valid_p): Guard uses of target_switches with
79 #ifdef TARGET_SWITCHES. Also...
80 (display_target_options): Display the CL_TARGET entries in cl_options.
81 (set_target_option): Don't complain about the "" option when
82 TARGET_SWITCHES is undefined.
83 (print_switch_values): Use option_enabled.
84 (default_pch_valid_p): Check cl_options[] when looking for something
85 that has changed the value of target_flags.
86 * c.opt: Remove documentation from top of file.
87 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
88 * doc/sourecebuild.texi: Refer to the new options documentation
89 instead of c.opt. Document machine-specific .opt files.
90 * doc/tm.texi (target_flags): Say that this variable is declared
92 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
93 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
95 * doc/options.texi: New file.
97 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
100 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
103 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
106 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
107 temporary variable of pointer type if an lvalues is required.
108 (gimplify_modify_expr_rhs): Request an rvalue from it.
109 (gimplify_expr): Pass fallback on.
111 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
113 * cfgbuild.c: Update comments.
115 2005-03-14 Roger Sayle <roger@eyesopen.com>
117 PR rtl-optimization/17236
118 * optabs.c (expand_doubleword_mult): New helper function split out
119 from expand_binop. Permute the order in which instructions are
120 emitted to minimize the number of simultaneously live registers.
121 (expand_binop): Call expand_doubleword_mult to synthesize a double
124 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
126 * basic-block.h: Update the prototypes of cached_make_edge and
128 * cfg.c (cached_make_edge): Take edge_cache representing one
129 row of the adjacency matrix of edges.
130 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
131 (make_edges): Initialize edge_cache to represent one row of
132 the adjacency matrix of edges.
134 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
136 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
138 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
139 Remove unused removed_phis variable.
140 (conditional_replacement): Use build1/build2.
141 (abs_replacement): Use last_and_only_stmt and build1/build2.
143 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
145 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
146 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
147 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
148 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
149 * c-common.c (handle_novops_attribute): New function.
150 (c_common_attribute_table): Add "no vops" entry.
151 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
152 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
153 * tree-ssa-operands.c (get_call_expr_operands): Do not
154 create virtual operands for calls with ECF_NOVOPS flag.
155 * tree.h (DECL_IS_NOVOPS): New macro.
156 (struct tree_decl): Add novops_flag.
157 (ECF_NOVOPS): New constant.
159 2005-03-14 Uros Bizjak <uros@kss-loka.si>
162 * config/i386/i386.c (x86_use_himode_fiop): New.
163 (x86_use_simode_fiop): Rename from x86_use_fiop.
164 * config/i386/i386.h (x86_use_himode_fiop): Declare.
165 (TARGET_USE_HIMODE_FIOP): New.
166 (x86_use_simode_fiop): Rename from x86_use_fiop.
167 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
169 * config/i386/i386.md (X87MODEI12): New mode macro define.
170 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
171 to implement x87 FP compare with HImode input operands.
172 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
173 Use X87MODEI12 mode macro to handle HImode input operands.
174 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
175 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
176 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
177 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
178 macro to implement x87 operators with HImode input operands.
179 (fop splitters): Use X87MODEI12 mode macro to handle HImode
182 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
184 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
186 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
189 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
191 * basic-block.h (BB_VISITED): Removed.
192 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
194 2005-03-14 Falk Hueffner <falk@debian.org>
197 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
199 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
201 * ggc-zone.c: Fix comment typos.
203 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
204 stringpool.c, config/mips/mips-protos.h: Update copyright.
206 2005-03-14 Alan Modra <amodra@bigpond.net.au>
208 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
209 throughout with its typedef, "rtx".
210 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
211 (rs6000_tls_symbol_ref_1): Remove inline keyword.
212 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
213 regs in comment to match code.
215 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
217 * except.c (check_handled): Make it static.
218 * except.h: Remove the corresponding prototype.
220 * function.c (get_func_frame_size): Make it static.
221 * function.h: Remove the corresponding type.
223 * regclass.c (reg_class_superclasses, reg_class_subclasses):
225 * hard-reg-set.h: Remove the corresponding declarations.
227 * tree-cfg.c (verify_stmts): Check that
228 bb_for_stmt (stmt) == bb for every PHI node and statement.
230 2005-03-14 Alan Modra <amodra@bigpond.net.au>
232 * config.gcc: Remove excess indentation.
233 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
235 2005-03-13 Roger Sayle <roger@eyesopen.com>
238 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
239 * fold-const.c (fold_sign_changed_comparison): Likewise.
240 (fold_binary): Optimize comparisons against widened operands if
241 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
243 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
245 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
246 (sparc_override_options): Initialize it.
247 (sparc_struct_value_rtx): Set it on the MEM to be returned.
249 2005-03-13 David Edelsohn <edelsohn@gnu.org>
251 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
252 (reg_or_none500mem_operand): New predicate.
253 (zero_reg_mem_operand): New predicate.
254 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
255 to reg_or_none500mem_operand.
256 (extendsfdf2_fpr): Add MEM alternative.
257 (extenddftf2_internal): Change operand2 predicate to
258 zero_reg_mem_operand.
260 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
262 * ggc-zone.c: Rewritten.
264 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
266 * configure.ac: Define GGC_ZONE for --with-gc=zone.
267 * config.in: Regenerated.
268 * configure: Regenerated.
269 * gengtype.c (write_types_process_field, write_func_for_structure):
270 Pass new argument to gt_pch_note_object.
271 * ggc-common.c (struct ptr_data): Add TYPE.
272 (gt_pch_note_object): Take TYPE argument and save it.
273 (call_count): Update call to ggc_pch_count_object.
274 (call_alloc): Update call to ggc_pch_alloc_object.
275 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
277 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
278 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
279 (ggc_alloc_zone_stat): Delete.
280 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
281 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
282 (ggc_pch_alloc_object): Update prototypes.
283 (garbage_zone): Delete.
284 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
285 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
287 (tree_id_zone): New variable.
288 (ggc_alloc_cleared_zone): Remove unused.
289 (ggc_alloc_zone): Define.
290 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
291 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
293 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
294 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
295 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
296 (make_node_stat): Likewise. Use tree_id_zone.
298 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
299 Joseph S. Myers <joseph@codesourcery.com>
301 * configure.ac: Check for MIPS TLS.
302 * configure: Regenerated.
303 * config/mips/mips-protos.h (enum mips_symbol_type): Add
304 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
305 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
306 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
307 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
308 (mips_classify_symbol, mips_symbolic_constant_p)
309 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
310 (mips_tls_operand_p, mips_call_tls_get_addr)
311 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
312 (mips_tls_symbol_ref_1): New functions.
313 (mips_legitimize_address, mips_legitimize_const_move): Call
314 mips_legitimize_tls_address.
315 (override_options): Handle V1_REG and TLS symbols. Disable TLS
317 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
318 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
319 (mips_char_to_class): Document V1_REG.
320 (HAVE_AS_TLS): Provide default.
321 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
323 (load_got<mode>): Renamed from *load_got<mode>. Allow when
325 (tls_get_tp_<mode>): New instruction.
327 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
329 * configure.ac: Update checks for target tools.
330 * configure: Regenerated.
332 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
334 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
336 2005-03-13 Roger Sayle <roger@eyesopen.com>
338 * expmed.c (expand_mult): Use synthetic multiplication sequences for
339 more classes of DImode multiplication by constant. Allow both
340 multiplication by small negative constants (by performing a
341 multiplication by a positive constant and negating the result) and
342 multiplications by large powers of two, by using a left shift.
344 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
346 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
347 of basic blocks into work_stack.
349 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
350 config/mips/vr.h: Update copyright.
352 * c-decl.c (c_init_decl_processing): Remove useless calls to
355 * builtins.c (fold_trunc_transparent_mathfn,
356 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
357 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
358 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
359 fold_builtin_strcpy, fold_builtin_strncpy,
360 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
363 * builtins.c (expand_builtin_mathfn_3): Remove local variable
366 * lambda-code.c (lambda_compute_auxillary_space): Remove local
367 variable determinant.
369 * tree-cfg.c (group_case_labels): Remove local variable type.
371 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
374 * tree-ssa-phiopt.c (value_replacement): Remove local variable
377 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
380 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
381 (*movmemqi_insn): Delete.
384 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
386 * builtins.c (fold_builtin_classify): Take decomposed
387 arguments of CALL_EXPR.
388 (fold_builtin_1): Update a call to fold_builtin_classify.
390 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
393 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
394 through into call to parser_xref_tag after parse error.
395 (c_parser_struct_declaration): Consistently return NULL_TREE on
398 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
400 * tree-flow-inline.h (ref_contains_array_ref): New function.
401 (lookup_subvars_for_var): Ditto.
402 (get_subvars_for_var): Ditto.
403 (var_can_have_subvars): Ditto.
405 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
406 (struct subvar): New type.
408 * tree-dfa.c (okay_component_ref_for_subvars): New function.
410 * tree-optimize.c (init_tree_optimization_passes): Call
411 pass_create_structure_vars.
413 * tree-ssa-alias.c: Include vec.h.
414 (init_alias_info): Don't auto-clear call clobbered on struct-field
416 (compute_flow_insensitive_aliasing): Handle subvars.
417 (group_aliases): Handle STRUCT_FIELD aliases.
418 (setup_pointers_and_addressables): Ditto.
419 Don't mark variables non-addressable if they still have
421 Also mark subvars addressable when the real variable is marked
423 (add_pointed_to_var): Try to prune the pointed-to set by only
424 pointing to subvars when possible.
425 Otherwise, make sure we set addresses_needed and pt_vars to
426 properly include subvars.
427 (bitpos_of_field): New function.
428 (push_fields_onto_fieldstack): Ditto.
429 (get_or_create_used_part_for): Ditto.
430 (create_overlap_variables_for): Ditto.
431 (find_used_portions): Ditto.
432 (create_structure_vars): Ditto.
433 (pass_create_structure_vars): New structure.
435 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
436 (get_expr_operands): Handle subvars. Also try to turn
437 COMPONENT_REF accesses into must-defs now that we can accurately
439 (note_addressable): Try to only mark as addressable those subvars
440 we know a COMPONENT_REF touches.
441 (overlap_subvar): New function.
443 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
444 Handle subvar storing.
445 (vect_address_analysis): Update caller of vect_object_analysis.
447 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
449 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
450 (STMT_VINFO_SUBVARS): New macro.
452 * common.opts: add flag_tree_salias.
454 * opts.c (decode_options): flag_tree_salias defaults to on.
456 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
458 * doc/tree-ssa.texi: Document structural alias analysis.
460 2005-03-12 Steven Bosscher <stevenb@suse.de>
462 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
463 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
464 * tree-ssa-operands.c (get_expr_operands): Likewise.
465 (get_expr_operands): Likewise for ERROR_MARK.
467 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
469 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
472 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
475 * tree-ssa-pre.c (compute_avail): Remove local variable val.
476 (mark_operand_necessary): Remove local variable ver.
478 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
481 * value-prof.c (mod_subtract_transform): Remove local variable
484 * builtins.c (fold_builtin_exponent): Take decomposed
485 arguments of CALL_EXPR.
486 (fold_builtin_1): Update a call to fold_builtin_exponent.
488 * builtins.c (fold_builtin_logarithm): Take decomposed
489 arguments of CALL_EXPR.
490 (fold_builtin_1): Update a call to fold_builtin_logarithm.
492 * c-decl.c (c_init_decl_processing): Remove local variables
493 ptr_ftype_void and ptr_ftype_ptr.
495 * gimplify.c (gimplify_expr): Remove local variables r0 and
498 * reg-stack.c (move_for_stack_reg): Remove local variable
500 (compare_for_stack_reg): Remove local variable flags_user.
501 (convert_regs_1): Remove local variable deleted.
503 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
505 (combine_blocks): Remove local variables exits and new_e.
507 * tree-inline.c (expand_call_inline): Remove local variable
510 * tree-ssa-live.c (create_ssa_var_map,
511 calculate_live_on_entry): Remove local variable snn.
513 2005-03-12 Geoffrey Keating <geoffk@apple.com>
515 * c-lex.c (c_lex_with_flags): Add parameter to call to
518 2005-03-11 Per Bothner <per@bothner.com>
520 * c-tree.h (struct c_declarator): New id_loc field.
521 * c-pragma.h (c_lex_with_flags): Take position reference.
522 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
523 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
524 (c_lex): Pass dummy location to c_lex_with_flags.
525 * c-parser.c (c_lex_one_token): Set c_token's location using
526 c_lex_with_flags, instead of input_location, which might be "ahead".
527 (c_parser_direct_declarator): Set declarator's id_loc from
529 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
530 declarator's id_loc, rather than probably-imprecise input_location.
531 (build_id_declarator): Initialize c_declarator's id_loc field.
533 2005-03-11 Roger Sayle <roger@eyesopen.com>
536 * builtins.c (expand_builtin_signbit): Force the signbit's word
537 into an integer register to avoid SUBREGs of floating point modes.
539 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
541 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
542 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
543 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
544 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
546 2005-03-11 David Edelsohn <edelsohn@gnu.org>
548 PR rtl-optimization/20306
549 * expr.c (emit_move_complex): Set try_int false if mode is
550 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
551 emit_block_move if try_int is true.
553 2005-03-11 Richard Henderson <rth@redhat.com>
556 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
557 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
560 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
562 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
563 (TARGET_FIX_VR4130): New macro.
564 (TARGET_OPTIONS): Add -mfix-vr4130.
565 (ISA_HAS_MACCHI): New macro.
566 (ASM_SPEC): Add -mfix-vr4130.
567 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
568 (override_options): Handle mips_fix_vr4130_string.
569 (mips_avoid_hazards): Clear all_noreorder_p
570 if we're working around VR4130 errata and the macc alternatives
572 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
573 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
574 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
575 (MULTILIB_DEFAULTS): Remove leading "march=".
576 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
577 if no architecture option is given.
578 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
580 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
581 * doc/invoke.texi: Document -mfix-vr4130.
583 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
585 * config/mips/mips.c (override_options): Only warn about -mint64
586 deprecation if TARGET_INT64.
588 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
590 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
591 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
592 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
593 are non-specific regarding the nonnull parameter positions.
594 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
595 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
596 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
597 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
599 * builtins.def: Use the non-specific "nonnull" attibute lists.
601 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
603 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
604 single_pred_edge, single_succ, single_pred): Improve comments.
606 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
608 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
609 single_pred_edge, single_succ, single_pred): New inline functions.
610 * bb-reorder.c (rotate_loop, find_traces_1_round,
611 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
612 duplicate_computed_gotos): Use the single_succ/pred functions.
613 * cfganal.c (forwarder_block_p): Ditto.
614 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
615 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
616 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
617 merge_seq_blocks): Ditto.
618 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
619 * cfglayout.c (fixup_reorder_chain): Ditto.
620 * cfgloop.c (mark_single_exit_loops, update_latch_info,
621 canonicalize_loop_headers, verify_loop_structure): Ditto.
622 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
623 mfb_update_loops, create_preheader, force_single_succ_latches,
624 create_loop_notes): Ditto.
625 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
626 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
627 commit_one_edge_insertion, purge_dead_edges,
628 cfg_layout_can_merge_blocks_p): Ditto.
629 * except.c (sjlj_emit_function_enter): Ditto.
630 * flow.c (init_propagate_block_info): Ditto.
631 * function.c (thread_prologue_and_epilogue_insns): Ditto.
632 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
633 insert_insn_end_bb): Ditto.
634 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
635 find_if_case_2): Ditto.
636 * lambda-code.c (perfect_nestify): Ditto.
637 * lcm.c (optimize_mode_switching): Ditto.
638 * loop-doloop.c (doloop_modify): Ditto.
639 * loop-init.c (loop_optimizer_init): Ditto.
640 * loop-iv.c (simplify_using_initial_values): Ditto.
641 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
642 * loop-unswitch.c (unswitch_loop): Ditto.
643 * modulo-sched.c (generate_prolog_epilog): Ditto.
644 * predict.c (combine_predictions_for_insn, estimate_probability,
645 tree_estimate_probability, last_basic_block_p,
646 estimate_bb_frequencies): Ditto.
647 * profile.c (branch_prob): Ditto.
648 * regrename.c (copyprop_hardreg_forward): Ditto.
649 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
650 * tracer.c (layout_superblocks): Ditto.
651 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
652 cfg_remove_useless_stmts_bb, cleanup_control_flow,
653 cleanup_control_expr_graph, disband_implicit_edges,
654 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
655 tree_verify_flow_info, tree_make_forwarder_block,
656 tree_forwarder_block_p, remove_forwarder_block,
657 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
658 * tree-if-conv.c (tree_if_conversion): Ditto.
659 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
660 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
661 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
662 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
663 copy_loop_headers): Ditto.
664 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
665 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
666 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
667 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
668 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
669 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
670 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
671 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
672 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
673 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
674 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
675 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
676 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
677 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
678 slpeel_add_loop_guard): Ditto.
680 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
682 PR tree-optimization/15784
683 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
686 * stmt.c (expand_case): Don't change index_type. Convert minval
689 PR tree-optimization/20130
690 * fold-const.c (fold): Fold x * -1 into -x.
692 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
694 PR rtl-optimization/20331
695 * rtlanal.c (modified_between_p): Check its address first for MEM.
696 (modified_in_p): Likewise.
698 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
700 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
702 2005-03-10 Steven Bosscher <stevenb@suse.de>
704 * expr.c (expand_expr_real_1): If possible, use a conditional
705 move for expanding MIN_EXPR and MAX_EXPR.
706 Use temp for moving around rtx-en.
708 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
711 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
714 2005-03-10 Roger Sayle <roger@eyesopen.com>
716 * builtins.c (expand_builtin_signbit): Extend to handle floating
717 point modes wider than the largest integer type, using the
718 operand_subword_force function to obtain the signbit's word.
720 2005-03-10 Jakub Jelinek <jakub@redhat.com>
723 * combine.c (try_combine): If recog_for_combine added CLOBBERs
724 to NEWI2PAT, fail to combine if they are used by NEWPAT.
726 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
728 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
730 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
732 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
734 (perform_edge_inserts): Unconditionally call
737 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
739 2005-03-10 Bob Wilson <bob.wilson@acm.org>
741 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
743 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
745 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
747 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
749 (rtl_register_value_prof_hooks,
750 tree_value_profile_transformations,
751 tree_register_value_prof_hooks): Likewise.
752 * var-tracking.c (stack_adjust_offset_pre_post,
753 variable_htab_free, variable_union, dataflow_set_different_2,
754 count_uses, variable_was_changed, set_frame_base_location,
755 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
756 vt_add_function_parameters): Likewise.
757 * varasm.c (named_section_real, named_section, make_decl_rtl,
758 asm_emit_uninitialised, assemble_integer, decode_addr_const,
759 const_hash_1, compare_constant, copy_constant, force_const_mem,
760 output_constant_pool_2, output_constant_pool_1, output_constant,
761 output_constructor, make_decl_one_only, decl_tls_model,
762 default_no_named_section, default_elf_select_section_1,
763 default_unique_section_1): Likewise.
764 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
765 * vmsdbgout.c (addr_const_to_string): Likewise.
768 * function.c (struct assign_parm_data_one): Remove last_named
770 (assign_parm_find_data_types): Don't determine last_named.
771 Reorder named_parm determination.
772 (assign_parms): Only setup varargs on the last non-varadic
775 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
777 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
778 sda base address on medium model.
780 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
782 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
783 * cfgloop.c (flow_loop_nodes_find): Export.
784 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
786 * cfgloopmanip.c (fix_loop_structure): New function.
787 * predict.c (predict_loops): Clean up the loops information.
788 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
789 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
791 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
792 (rewrite_into_loop_closed_ssa): Declaration changed.
793 * tree-loop-linear.c (linear_transform_loops): Add argument to
794 rewrite_into_loop_closed_ssa call.
795 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
796 * tree-ssa-loop-im.c (move_computations): Ditto.
797 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
798 * tree-vectorizer.c (vectorize_loops): Ditto.
799 * tree-optimize.c: Include cfgloop.h.
800 (execute_todo): Choose whether to call cleanup_tree_cfg or
801 cleanup_tree_cfg_loop.
802 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
803 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
804 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
805 cleanup_tree_cfg_loop call.
806 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
807 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
810 2005-03-10 Jakub Jelinek <jakub@redhat.com>
813 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
814 with multiple alternatives.
816 * stmt.c (parse_output_constraint): Fix a typo.
818 2005-03-09 Bob Wilson <bob.wilson@acm.org>
820 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
821 assembly directive instead of deprecated "no-generics".
823 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
825 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
826 for non-offsettable memory references to cope with outstanding reload
828 * config/s390/s390.md ("reload_outti"): Call find_replacement to
829 avoid losing outstanding address reloads.
830 ("reload_outdi", "reload_outdf"): Likewise.
832 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
834 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
835 code. Add more cbrt transformations.
837 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
839 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
841 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
843 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
844 NULL_TREE when a given tree is not simplified.
845 (fold): Return the original tree when any of the functions
846 mentioned above NULL_TREE.
848 * fold-const.c (fold_unary, fold_binary): Take decomposed
849 arguments, code, type, op0, and op1 in case of fold_binary.
850 (fold): Update calls to fold_unary and fold_binary.
852 2005-03-09 Roger Sayle <roger@eyesopen.com>
854 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
855 a fndecl and an arglist instead of a CALL_EXPR, exp.
857 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
859 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
861 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
863 * expr.c (expand_assignment): Remove orig_to_rtx.
865 * fold-const.c (int_const_binop): Remove no_overflow.
867 * ifcvt.c (noce_emit_move_insn): Remove inmode.
869 * loop-iv.c (get_biv_step_1): Remove lhs.
871 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
873 * real.c (real_nan): Remove neg.
875 * function.c (thread_prologue_and_epilogue_insns): Remove i
878 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
881 * tree-eh.c (tree_could_trap_p): Remove idx.
883 * tree-into-ssa.c (ann): Remove ann.
885 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
887 * tree-sra.c (decide_block_copy): Remove inst_count.
889 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
891 * tree-ssa-loop-im.c (lhs): Remove.
893 * cfgbuild.c (state, STATE, SET_STATE,
894 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
896 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
897 (find_basic_blocks): Set the state of each basic block to
900 2005-03-08 Jeff Law <law@redhat.com>
902 * tree-cfg.c (cleanup_control_flow): If removal of a computed
903 goto results in the removal of edges in the CFG, then we need
904 to recompute dominators.
906 2005-03-09 Ben Elliston <bje@au.ibm.com>
908 * c-common.c (c_do_switch_warnings): Comment fix.
910 2005-03-08 Julian Brown <julian@codesourcery.com>
912 * Patch from 2005-03-08 reverted for causing regressions and
913 ppc-darwin bootstrap failure.
915 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
917 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
918 Define the real function for ppc-darwin.
919 * c-typeck.c (convert_arguments): Check for target-specific
920 invalid argument call to unprototyped function.
921 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
923 * target.h (invalid_arg_for_unprototyped_fn): New field
925 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
927 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
930 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
932 * c-typeck.c (constructor_stack, constructor_range_stack,
933 initializer_stack): Make them static.
935 * cfg.c (rbi_pool): Make it static.
937 * gimple-low.c (lower_stmt_body): Make it static.
938 * tree-flow.h: Remove the corresponding prototype. Don't
941 * sched-deps.c (cache_size): Make it static.
943 * stor-layout.c (lang_adjust_rli): Make it static.
945 2005-03-08 Julian Brown <julian@codesourcery.com>
947 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
948 from being used for symbols with vague linkage when
949 HAVE_GAS_COMDAT_GROUP is true.
951 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
953 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
954 nlabel == JUMP_LABEL (jump).
956 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
958 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
959 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
960 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
961 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
963 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
966 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
967 * c-common.c (handle_returns_twice): New function.
968 (c_common_attribute_table): Declare eturns_twice' attribute.
969 * doc/extend.texi: Document eturns_twice' attribute.
970 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
971 (struct tree_decl): Add returns_twice_flag.
973 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
975 * tree-ssa-phiopt.c: Fix a comment typo.
977 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
978 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
979 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
982 2005-03-08 Richard Henderson <rth@redhat.com>
984 * config/alpha/alpha.c (code_for_builtin): Replace special-case
985 builtin codes with ctzdi2, clzdi2, popcountdi2.
986 (struct alpha_builtin_def): Add is_const.
987 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
988 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
989 (alpha_init_builtins): Init them. Set nothrow and const attributes
991 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
992 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
993 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
994 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
995 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
996 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
997 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
998 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
999 (TARGET_FOLD_BUILTIN): New.
1000 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1001 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1003 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1005 2005-03-08 Ira Rosen <irar@il.ibm.com>
1007 PR tree-optimization/20122
1008 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1009 condition of access function instead of base.
1011 2005-03-07 Jeff Law <law@redhat.com>
1012 Steven Bosscher <stevenb@suse.de>
1014 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1015 (find_taken_edge): Call find_taken_edge_computed_goto as
1016 appropriate. Allow any gimple invariant rather than just
1017 INTEGER_CST for VAL.
1018 (cleanup_control_flow): Cleanup a computed goto which has turned
1020 (tree_merge_blocks): If block B has any forced labels, move
1021 them to the start of block A.
1022 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1023 computed gotos as well.
1024 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1025 removal of unnecessary computed gotos too.
1026 (lookup_redirection_data): Fix type of INSERT argument. Callers
1029 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1031 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1032 Remove trailing spaces.
1034 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1035 unshare_all_trees): Make them static.
1036 * tree-gimple.h: Remove the corresponding prototypes.
1038 * diagnostic.h: Remove unused prototype
1039 debug_output_buffer.
1040 * modulo-sched.c: Remove unused prototype
1041 set_row_column_for_ps.
1043 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1044 replace_phi_edge_with_variable): Remove unused variable i.
1046 2005-03-07 Per Bothner <per@bothner.com>
1048 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1050 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1053 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1054 bbs on the COND_EXPR instead of the PHI_NODEs.
1055 (candidate_bb_for_phi_optimization): Remove.
1056 (replace_phi_with_stmt): Rename to ...
1057 (replace_phi_edge_with_variable): this and change so that we
1058 replace the phi argument instead of removing the PHI.
1059 (conditional_replacement): Change so we deal with PHI with more
1061 (value_replacement): Likewise.
1062 (abs_replacement): Likewise.
1064 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1066 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1067 output_e500_flip_gt_bit.
1069 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1071 (rs6000_generate_compare): Fix logic to look at the correct bits.
1072 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1074 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1075 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1076 gen_move_from_CR_gt_bit.
1078 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1079 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1080 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1082 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1083 (E500_CR_IOR_COMPARE): New constant.
1085 2005-03-08 Earl Chew <earl_chew@agilent.com>
1086 David Billinghurst <David.Billinghurst@riotinto.com>
1088 * config/i386/host-cygwin.c: New file to support precompiled
1090 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1091 * config.host: Use above files for cygwin host.
1093 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1095 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1096 ordering ops from earlier change.
1098 2005-03-07 Per Bothner <per@bothner.com>
1100 Various fixes to allow us to again build if --enable-mapped-location:
1101 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1102 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1103 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1104 local variable loc. Change logic appropriately.
1105 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1106 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1107 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1108 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1109 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1111 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1113 PR rtl-optimization/19683
1114 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1115 number of bytes, to smallest_int_for_mode. Fix arguments to
1116 REG_CANNOT_CHANGE_MODE_P.
1118 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1120 * reorg.c (relax_delay_slots): Check that the jump is
1121 conditional before trying to invert it.
1123 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1125 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1128 * calls (stack_arg_under_construction): Make it static.
1130 * flow.c (regs_live_at_setjmp): Make it static.
1131 * flow.h: Remove the corresponding prototype.
1133 * reload1.c (reload_startobj, reload_firstobj,
1134 something_needs_operands_changed, reload_inherited,
1135 reload_inheritance_insn, reload_override_in,
1136 reload_spill_index): Make them static.
1138 * recog.c (verify_changes): Make it static.
1139 * recog.h: Remove the corresponding prototype.
1141 * cfgbuild.c (find_sub_basic_blocks): Remove.
1142 * basic-block.h: Remove the corresponding prototype.
1143 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1145 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1147 * tree-ssa-operands.c (check_build_stmt): Remove.
1149 * stor-layout.c (set_alignment): Remove.
1150 * tree.h: Remove the corresponding prototype.
1152 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1154 * tree-ssa-dce.c (control_dependence_map,
1155 visited_control_parents): Make them static.
1157 * cfghooks.c (verify_flow_info): Remove local variable
1160 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1163 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1165 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1167 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1169 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1171 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1172 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1173 PARALLEL for an empty structure.
1175 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1177 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1179 * fold-const.c (fold_binary): Unroll the very first "for"
1182 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1184 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1185 redundant match_code test.
1186 (scc_comparison_operator): Swap match_operand and match_code
1188 (branch_positive_comparison_operator): Same.
1189 (trap_comparison_operator): Use comparison_operator and swap with
1192 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1195 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1196 (out_movhi_r_mr): Read low byte of volatile MEM first.
1197 (out_movhi_mr_r): Write high byte of volatile MEM first.
1199 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1201 * cselib.c (reg_values, reg_values_size): Make them static.
1203 * cse.c (cse_reg_info_table): Make it static.
1205 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1207 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1209 * cse.c (find_best_addr): Use canon_for_address.
1211 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1213 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1214 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1215 SUBREG and MEM, respectively.
1217 * fold-const.c (fold_binary): Use code instead of t.
1219 * fold-const.c (optimize_minmax_comparison): Take decomposed
1220 arguments code, type, op0, and op1 instead of t.
1221 (fold_binary): Update a call to optimize_minmax_comparison.
1223 * fold-const.c (fold_range_test): Take decomposed arguments
1224 code, type, op0, and op1 instead of t.
1225 (fold_binary): Update a call to fold_range_test.
1227 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1228 decomposed arguments code, type, op0, and op1 instead of t.
1229 (fold_binary): Update a call to fold_range_test.
1231 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1233 * fold-const.c (fold_binary): Avoid directly using the original
1234 expression t as much as possible.
1236 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1238 * c-semantics.c (build_stmt): Use TYPE_P instead of
1239 IS_NON_TYPE_CODE_CLASS.
1240 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1241 (NON_TYPE_CHECK): Use TYPE_P instead of
1242 IS_NON_TYPE_CODE_CLASS.
1244 * fold-const.c (fold): Remove handling of binary expressions.
1246 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1248 * doc/c-tree.texi: Wrap comments in @r{}.
1249 * doc/cpp.texi: Likewise.
1250 * doc/cppinternals.texi: Likewise.
1251 * doc/extend.texi: Likewise.
1252 * doc/md.texi: Likewise.
1253 * doc/objc.texi: Likewise.
1254 * doc/sourcebuild.texi: Likewise.
1255 * doc/tm.texi: Likewise.
1258 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1260 * predict.c (apply_return_prediction): Standardize PHI chain
1262 * tree-ssa.c (ssa_redirect_edge): Likewise.
1264 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1265 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1268 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1269 * tree-flow.h: Adjust the prototype for remove_phi_node.
1270 * lambda-code.c (perfect_nestify): Adjust a call to
1273 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1274 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1276 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1277 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1278 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1279 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1281 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1282 of GEN_INT (trunc_int_for_mode (...)).
1283 * loop-iv.c (iv_number_of_iterations): Likewise.
1284 * postreload.c (reload_cse_move2add): Likewise.
1285 * simplify-rtx.c (simplify_const_unary_operation,
1286 simplify_const_binary_operation): Likewise.
1287 * stor-layout.c (get_mode_bounds): Likewise.
1289 * fold-const.c (fold_binary): New.
1290 (fold): Call fold_binary on binary expressions.
1292 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1294 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1295 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1296 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1297 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1298 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1300 2005-03-04 Devang Patel <dpatel@apple.com>
1302 PR tree-optimization/18815
1303 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1304 loops with zero exit edges.
1306 2005-03-04 Devang Patel <dpatel@apple.com>
1308 * doc/invoke.texi: Remove reference to webpage that does not exist.
1310 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1311 Joseph S. Myers <joseph@codesourcery.com>
1314 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1315 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1316 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1317 * pa.c (get_plabel): Change argument to symbol_ref. Call
1318 maybe_get_identifier instead of get_identifier.
1319 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1320 (struct deferred_plabel): Replace name field with symbol field.
1321 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1322 ASM_OUTPUT_EXTERNAL_REAL is defined.
1323 (output_global_address): Use output_addr_const for output of all
1325 (output_deferred_plabels): Use symbol_ref instead of name for address
1327 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1328 ASM_OUTPUT_SYMBOL_REF): New macros.
1329 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1331 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1334 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1336 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1337 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1339 2005-03-04 Jeff Law <law@redhat.com>
1341 * basic-block.h (rediscover_loops_after_threading): Declare.
1342 * tree-ssa-dom.c: Include cfgloop.h.
1343 (tree_ssa_dominator_optimize): Discover loops and some basic
1344 properties. Remove forwarder blocks recreated by loop header
1345 canonicalization. Also mark backedges in the CFG.
1346 * tree-ssa-threadupdate.c: Include cfgloop.h
1347 (rediscover_loops_after_threading): Define.
1348 (struct local_info): New field, JUMP_THREADED.
1349 (prune_undesirable_thread_requests): New function.
1350 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1351 then record that fact for the callers of redirct_edges.
1352 (thread_block): If BB has incoming backedges, then call
1353 prune_undesirable_thraed_requests. Note when we are
1354 going to have to rediscover loop information. Return a
1355 boolean indicating if any jumps were threaded.
1356 (thread_through_all_blocks): Bubble up boolean indicating
1357 if any jumps were threaded.
1358 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1359 (tree-ssa-threadupdate.o): Similarly.
1361 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1363 * fold-const.c (fold_ternary): Unroll the "for" loop to
1366 2005-03-04 Andrew Haley <aph@redhat.com>
1368 * unwind-dw2-fde-glibc.c (struct
1369 unw_eh_callback_data.check_cache): New field.
1370 (frame_hdr_cache): New.
1371 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1372 Cache frame header info.
1374 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1376 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1377 (print_c_condition): Declare.
1378 * read-rtl.c (ptr_loc): New structure.
1379 (ptr_locs, ptr_loc_obstack, joined_conditions)
1380 (joined_conditions_obstack): New variables.
1381 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1382 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1383 (join_c_conditions, print_c_condition): New functions.
1384 (apply_macro_to_string): Associate the new string with the same
1385 source location as the old one.
1386 (add_condition_to_string): Use join_c_conditions.
1387 (read_string): Use set_rtx_ptr_loc to record a filename and line
1388 number for the string.
1389 (read_rtx): Initialize the new variables above.
1390 * genattrtab.c (write_test_expr, write_attr_value): Use
1392 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1393 comment above the GCC_VERSION check.
1394 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1395 Inline the definition of MAYBE_EVAL.
1396 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1397 * genoutput.c (process_template): Likewise.
1398 * genpreds.c (write_predicate_subfunction): Likewise.
1399 (write_predicate_expr): Use print_c_condition.
1400 * genrecog.c (write_cond): Likewise.
1401 * gensupport.c (process_rtx): Use join_c_conditions to join the
1402 conditions of a define_insn_and_split. Record a source location
1403 for the string after the "&&".
1404 (alter_test_for_insn): Use join_c_conditions.
1406 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1409 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1410 PR tree-optimization/15784
1411 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1414 2005-03-04 Ben Elliston <bje@au.ibm.com>
1416 * gcc.c (option_map): Add --coverage.
1417 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1418 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1419 * config/darwin.h: Pass -lgcov for `coverage'.
1420 * doc/invoke.texi (Debugging Options): Document --coverage.
1422 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1424 * gcse.c (bypass_block): Use find_edge wherever possible.
1426 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1430 * c-opts.c (c_common_parse_file): Call start_source_file
1431 and end_source_file at the approriate times.
1433 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1434 the main file, it will be done for us now.
1436 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1438 * fold-const.c (fold_ternary): New.
1439 (fold): Call fold_ternary on ternary expressions. Remove
1440 handling of ternary expressions.
1442 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1444 PR tree-optimization/15784
1445 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1448 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1450 * config/rs6000/predicates.md (branch_comparison_operator):
1451 Convert from C block to conditional format.
1453 2005-03-03 Jan Hubicka <jh@suse.cz>
1455 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1456 and non-constant public variables.
1458 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1460 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1463 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1466 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1467 calls to release_ssa_name and release_phi_node.
1469 * fold-const.c (fold): Remove handling of unary expressions.
1471 * fold-const.c (fold_unary): Avoid directly using the original
1472 expression t as much as possible.
1474 2005-03-03 Roger Sayle <roger@eyesopen.com>
1475 Andrew Pinski <pinskia@physics.uc.edu>
1477 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1478 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1480 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1482 Describe special registers SRP and MOF as allocatable registers.
1483 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1484 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1485 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1486 TARGET_HAS_MUL_INSNS.
1487 (cris_print_operand) <case 'd'>: New case.
1488 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1489 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1491 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1492 (REG_ALLOC_ORDER): Update for MOF.
1493 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1495 (GENERAL_REGS): No longer a define of ALL_REGS.
1496 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1497 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1499 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1500 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1501 (SECONDARY_RELOAD_CLASS): Define.
1502 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1503 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1504 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1505 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1506 (REGISTER_MOVE_COST): Define.
1507 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1508 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1509 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1510 (CRIS_MOF_REGNUM): New define_constants.
1511 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1513 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1515 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1516 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1517 Adjust for MOF being properly described as a register.
1518 (indir_to_reg_split): Name this split. Conditionalize on the
1519 destination register being a general register.
1520 (movei): Conditionalize on on operands 0 and 1 having the same
1523 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1526 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1527 -mcpu to override any other explicitly given flags.
1529 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1531 * recog.c (verify_changes, confirm_change_group): New functions,
1532 broken out of apply_change_group.
1533 (apply_change_group): Use them.
1534 * recog.h (verify_change, confirm_change_group): Declare.
1535 * rtl.h (redirect_jump_2): Declare.
1536 * jump.c (redirect_exp, invert_exp): Delete.
1537 (invert_exp_1): Take second parameter. Return value. Changed caller.
1538 (redirect_jump_2): New function, broken out of redirect_jump.
1539 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1540 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1541 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1543 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1545 * varasm.c (named_section): Use xstrdup rather than doing it by
1548 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1550 2005-03-02 Devang Patel <dpatel@apple.com>
1552 Undo PR tree-optimization/18815 fix.
1554 2005-03-02 Devang Patel <dpatel@apple.com>
1556 PR tree-optimization/18815
1557 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1558 loops with zero exit edges.
1560 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1562 * cfg.c (connect_src, connect_dest, disconnect_src,
1563 disconnct_dest): New.
1564 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1565 redirect_edge_pred): Use the new functions.
1567 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1568 free_dominance_info only when needed.
1570 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1573 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1574 (reg_or_sub_cint64_operand): Same.
1576 2005-03-02 Jeff Law <law@redhat.com>
1578 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1579 CFG_ALTERED in the main DOM iteration loop.
1581 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1584 * varasm.c (initializer_constant_valid_p): Allow conversions
1585 between OFFSET_TYPEs. Tidy.
1587 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1589 * config/cris/cris.md ("return"): Remove epilogue delay list
1592 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1594 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1596 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1598 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1600 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1601 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1602 config/m68k/m68k.c, config/mips/mips.h,
1603 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1604 doc/include/gcc-common.texi: Update copyright.
1606 PR middle-end/18029 and PR middle-end/18030
1607 * expr.c (optimize_bitfield_assignment_op): Add a special case
1608 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1610 * fold-const.c (fold_unary): New.
1611 (fold): Call fold_unary on unary expressions.
1613 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1615 * cgraph.h (struct cgraph_edge): Add prev_caller and
1617 (cgraph_node_remove_callees): Export.
1618 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1620 (cgraph_edge_remove_callee): New function.
1621 (cgraph_edge_remove_caller): Likewise.
1622 (cgraph_remove_edge): Use.
1623 (cgraph_redirect_edge_callee): Likewise.
1624 (cgraph_node_remove_callees): New function.
1625 (cgraph_node_remove_callers): Likewise.
1626 (cgraph_remove_node): Use.
1627 * tree-optimize.c (tree_rest_of_compilation): Use
1628 cgraph_node_remove_callees instead of manual loop.
1629 * cgraphunit.c (cgraph_finalize_function): Likewise.
1630 (cgraph_expand_function): Likewise.
1631 (cgraph_remove_unreachable_nodes): Likewise.
1633 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1636 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1638 * c-decl.c (undeclared_variable): Take location as argument.
1639 * c-typeck.c (build_external_ref): Likewise.
1640 * c-parser.c (c_parser_postfix_expression): Pass location of
1641 identifier to build_external_ref.
1643 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1645 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1646 CCEQ mode for branch_positive_comparison_operator test.
1647 * config/rs6000/predicates (branch_comparison_operator): Revert to
1649 (scc_comparison_operator): Same.
1650 (branch_positive_comparison_operator): Same.
1652 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1654 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1655 (cris_delay_slots_for_epilogue): Remove.
1656 (save_last): Move into cris_target_asm_function_epilogue.
1657 (cris_target_asm_function_epilogue): Remove tests for file being
1659 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1660 (cris_delay_slots_for_epilogue): Remove prototypes.
1661 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1662 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1664 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1666 * config/rs6000/predicates.md (branch_comparison_operator): Change
1667 to define_special_predicate.
1668 (scc_comparison_operator): Same.
1669 (branch_positive_comparison_operator): Same.
1671 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1673 * Makefile.in (tree-ssa-sink.o): New.
1674 (OBJS-common): Add tree-ssa-sink.o.
1675 * common.opt: Add -ftree-sink
1676 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1677 * timevar.def (TV_TREE_SINK): new timevar.
1678 * tree-flow.h (is_hidden_global_store): Prototype.
1679 * tree-optimize.c (init_tree_optimization_passes): Add
1681 * tree-pass.h (pass_sink_code): New.
1682 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1683 for non-obvious global store store to is_hidden_global_store, and
1684 call that new function.
1685 * tree-ssa-sink.c: New file.
1686 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1687 * doc/passes.texi: Document forward store motion.
1688 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1689 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1690 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1691 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1693 2005-03-01 Per Bothner <per@bothner.com>
1695 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1696 and we have a non-zero column-number, add it to the message.
1697 Also factor out the diagnostic_kind_text.
1699 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1701 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1702 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1703 flow_loop_scan): Removed.
1704 (flow_loop_dump): Do not dump removed fields.
1705 (flow_loop_free): Do not free removed fields.
1706 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1707 (loop_exit_edge_p): New function.
1708 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1709 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1710 num_exits, exits_doms.
1711 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1712 LOOP_EDGES, LOOP_ALL): Removed.
1713 (flow_loop_scan): Declaration removed.
1714 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1715 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1717 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1718 (if_convert): Call flow_loops_find and flow_loops_free
1719 when calling mark_loop_exit_edges.
1720 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1721 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1722 free_dominance_info calls.
1723 * loop-init.c (flow_loops_find): Ditto.
1724 * passes.c (rest_of_handle_branch_prob): Ditto.
1725 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1726 * loop-unroll.c (analyze_insns_in_loop): Do not use
1728 * predict.c (predict_loops): Do not call flow_loop_scan.
1729 Use get_loop_exit_edges.
1730 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1731 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1732 Do not use EDGE_LOOP_EXIT.
1733 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1734 to bb_with_exit_edge_p.
1735 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1736 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1737 to bb_with_exit_edge_p.
1738 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1740 * tree-loop-linear.c (linear_transform_loops): Do not call
1741 flow_loop_scan. Use loop->single_exit.
1742 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1743 (vect_analyze_loop_form): Do not call flow_loop_scan.
1744 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1746 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1748 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1749 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1750 slpeel_tree_duplicate_loop_to_edge_cfg,
1751 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1752 Use loop_preheader_edge and loop->single_exit. Do not call
1755 2005-03-01 Nick Clifton <nickc@redhat.com>
1757 * config/arm/arm.c (thumb_find_work_register): Check all of the
1758 argument registers to see if they are free, and a couple of
1759 special cases where the last argument register but can be proved
1760 to be available during the function's prologue.
1761 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1762 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1763 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1765 (thumb_compute_save_reg_mask): Likewise. Also use
1766 thumb_find_work_register() to ensure that there is agreement about
1767 which work register is going to be used in the prologue.
1768 (thumb_output_function_prologue): Use unsigned long as the type
1769 for the register bit-mask. Also delay pushing the link register if
1770 other high registers are going to be pushed.
1771 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1772 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1773 redundant prototypes.
1775 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1778 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1779 and after reload in REG+REG indexed addresses without REG_POINTER
1780 set in the base and not set in the index.
1782 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1784 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1785 Don't undefine here.
1786 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1787 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1788 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1789 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1790 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1792 * config.gcc (sh*-*-linux*): Use config/linux.h.
1794 2005-02-28 Dale Johannesen <dalej@apple.com>
1795 Stan Shebs <shebs@apple.com>
1797 Rewrite of 64-bit Darwin structure-by-value pass/return.
1798 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1799 intoffset, use_stack, named.
1800 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1801 (rs6000_darwin64_record_arg_advance_flush): New.
1802 (rs6000_darwin64_record_arg_advance_recurse): New.
1803 (rs6000_darwin64_record_arg_flush): New.
1804 (rs6000_darwin64_record_arg_recurse): New.
1805 (rs6000_darwin64_record_arg): New.
1806 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1807 (function_arg_boundary): Handle 128-bit aligned structs.
1808 (function_arg_advance): Rewrite darwin64 struct handling.
1809 (function_arg): Call rs6000_darwin64_record_arg.
1810 (function_arg_partial_nregs): Handle darwin64 structs.
1811 (rs6000_darwin64_function_value): Remove.
1812 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1814 2005-02-28 Roger Sayle <roger@eyesopen.com>
1816 PR tree-optimization/20216
1817 * tree-chrec.c (tree_fold_factorial): Delete.
1818 (tree_fold_binomial): Change argument list to take a return type
1819 and change the type of K to unsigned int. Rewrite to avoid explicit
1820 evaluation of factorials, and (recursively) calling fold to perform
1821 compile-time arithmetic. Return NULL on (internal) overflow.
1822 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1823 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1824 if any intermediate calculation overflows.
1825 (chrec_apply): Update call to chrec_evaluate.
1827 2005-02-28 James E Wilson <wilson@specifixinc.com>
1829 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1831 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1834 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1835 instead of NULL_TREE on error.
1837 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1839 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1840 (EASY_VECTOR_15_ADD_SELF): Remove.
1841 (num_insns_constant_wide): Not static.
1842 (validate_condition_mode): Not static.
1843 (toc_relative_expr_p): Not static.
1844 (legitimate_indirect_address_p): Not static.
1845 (macho_lo_sum_memory_operand): Not static.
1846 (invalid_e500_subreg): Not static.
1847 (easy_vector_same): Not static.
1848 (easy_vector_splat_const): Not static.
1849 (RS6000_SYMBOL_REF_TLS_P): Remove.
1850 (any_operand): Delete.
1851 (any_parallel_operand): Delete.
1852 (count_register_operand): Delete.
1853 (altivec_register_operand): Delete.
1854 (xer_operand): Delete.
1855 (s8bit_cint_operand): Delete.
1856 (short_cint_operand): Delete.
1857 (u_short_cint_operand): Delete.
1858 (non_short_cint_operand): Delete.
1859 (exact_log2_cint_operand): Delete.
1860 (gpc_reg_operand): Delete.
1861 (cc_reg_operand): Delete.
1862 (cc_reg_not_cr0_operand): Delete.
1863 (reg_or_short_operand): Delete.
1864 (reg_or_neg_short_operand): Delete.
1865 (reg_or_aligned_short_operand): Delete.
1866 (reg_or_u_short_operand): Delete.
1867 (reg_or_cint_operand): Delete.
1868 (reg_or_arith_cint_operand): Delete.
1869 (reg_or_add_cint64_operand): Delete.
1870 (reg_or_sub_cint64_operand): Delete.
1871 (reg_or_logical_cint_operand): Delete.
1872 (got_operand): Delete.
1873 (got_no_const_operand): Delete.
1874 (easy_fp_constant): Delete.
1875 (easy_vector_constant): Delete.
1876 (easy_vector_constant_add_self): Delete.
1877 (zero_constant): Delete.
1878 (zero_fp_constant): Delete.
1879 (volatile_mem_operand): Delete.
1880 (offsettable_mem_operand): Delete.
1881 (mem_or_easy_const_operand): Delete.
1882 (add_operand): Delete.
1883 (non_add_cint_operand): Delete.
1884 (logical_operand): Delete.
1885 (non_logical_cint_operand): Delete.
1886 (mask_operand): Delete.
1887 (mask_operand_wrap): Delete.
1888 (mask64_operand): Delete.
1889 (mask64_2_operand): Delete.
1890 (and64_operand): Delete.
1891 (and64_2_operand): Delete.
1892 (and_operand): Delete.
1893 (reg_or_mem_operand): Delete.
1894 (lwa_operand): Delete.
1895 (symbol_ref_operand): Delete.
1896 (call_operand): Delete.
1897 (current_file_function_operand): Delete.
1898 (input_operand): Delete.
1899 (rs6000_nonimmediate_operand): Delete.
1900 (rs6000_tls_symbol_ref): Delete.
1901 (save_world_operation): Delete.
1902 (restore_world_operation): Delete.
1903 (load_multiple_operation): Delete.
1904 (store_multiple_operation): Delete.
1905 (vrsave_operation): Delete.
1906 (mfcr_operation): Delete.
1907 (mtcrf_operation): Delete.
1908 (lmw_operation): Delete.
1909 (stmw_operation): Delete.
1910 (branch_comparison_operator): Delete.
1911 (branch_positive_comparison_operator): Delete.
1912 (scc_comparison_operator): Delete.
1913 (trap_comparison_operator): Delete.
1914 (boolean_operator): Delete.
1915 (boolean_or_operator): Delete.
1916 (min_max_operator): Delete.
1917 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1918 (EASY_VECTOR_15): Moved to here.
1919 (EASY_VECTOR_15_ADD_SELF): Move to here.
1920 (PREDICATE_CODES): Delete.
1921 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1922 Declare functions no longer static.
1923 * config/rs6000/predicates.md: New.
1924 * config/rs6000/rs6000.md: Include predicates.md
1926 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1928 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1929 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1931 * cfgrtl.c (need_fake_edge_p): Likewise.
1932 * combine.c (distribute_notes): Likewise.
1933 * emit-rtl.c (try_split): Likewise.
1934 * recog.c (peephole2_opimize): Likewise.
1935 * reg-notes.def (ALWAYS_RETURN): Remove.
1936 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1937 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1938 * tree.h (ECF_ALWAYS_RETURN): Remove.
1940 2005-02-28 Roger Sayle <roger@eyesopen.com>
1943 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1944 between different machine modes is never a "useless" conversion.
1946 2005-02-28 Geert Bosch <bosch@gnat.com>
1949 * doc/contrib.texi: List contributors for Ada front end
1951 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1953 * simplify-rtx.c (simplify_unary_operation_1,
1954 simplify_const_unary_operation): New, extracted from...
1955 (simplify_unary_operation): ... this one.
1956 (simplify_binary_operation_1,
1957 simplify_const_binary_operation): New, extracted from...
1958 (simplify_binary_operation): ... this one.
1959 * rtl.h (simplify_const_unary_operation,
1960 simplify_const_binary_operation): Add prototypes.
1962 2005-02-28 Julian Brown <julian@codesourcery.com>
1964 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
1965 building libjava and caused PR regression/20228.
1967 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1970 * Makefile.in (host_subdir): New.
1971 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
1972 * configure: Regenerate.
1974 2005-02-27 Zack Weinberg <zack@codesourcery.com>
1976 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
1977 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
1978 installation directory first.
1980 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
1983 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
1984 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
1985 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
1986 * config/cris/cris.md: Tweak comments referring to Q.
1987 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
1988 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
1989 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
1990 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
1991 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
1992 Insert spaces in constraints to align alternatives vertically for
1994 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
1997 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1999 PR rtl-optimization/17728
2000 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2001 operand 0 from general_operand to move_dest_operand.
2003 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2005 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2006 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2007 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2008 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2010 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2012 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2013 * configure: Regenerate.
2014 * libada-mk.in: Remove CC; rename
2015 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2017 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2020 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2021 for the lhs, also walk over the tree. Likewise for rhs.
2023 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2025 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2026 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2027 Do not propagate value of iv before increment over the increment.
2029 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2031 * c-parser.c: New file.
2032 * c-parse.in: Remove.
2033 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2035 (c-parser.o): Add dependencies.
2036 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2037 maintainer-clean, TAGS): Update.
2038 * c-config-lang.in (gtfiles): Update.
2039 * gengtype-lex.l: Don't handle "@@".
2040 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2041 objc_build_synchronized, objc_begin_try_stmt,
2042 objc_begin_catch_clause, objc_finish_catch_clause,
2043 objc_build_finally_clause, objc_finish_try_stmt): New.
2044 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2046 (c_parse_init): Update comment.
2047 * c-decl.c (c_init_decl_processing): Update comment.
2048 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2049 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2050 new c_declspecs members.
2052 2005-02-25 Julian Brown <julian@codesourcery.com>
2054 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2055 from being used for symbols with vague linkage when
2056 HAVE_GAS_COMDAT_GROUP is true.
2058 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2060 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2062 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2065 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2066 (LIBGCC2_HAS_DF_MODE): New.
2067 (LIBGCC2_HAS_XF_MODE): New.
2068 (LIBGCC2_HAS_TF_MODE): New.
2069 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2070 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2071 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2072 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2073 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2074 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2075 and add _fixtfdi, _fixunstfdi, _floatditf
2076 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2077 L_fixunstfdi, L_floatditf.
2078 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2079 (LIBGCC2_HAS_TF_MODE): Define.
2081 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2083 PR tree-optimization/20204
2084 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2085 REWRITE_THIS_STMT markers on PHI nodes.
2086 (rewrite_initialize_block): Likewise.
2088 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2090 * version.c (version_string): Update to 4.1.
2092 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2094 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2095 Clarify that the alternative way doesn't work in GNU C++.
2097 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2099 PR tree-optimization/19937
2100 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2101 to the type of the induction variable.
2103 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2105 PR rtl-optimization/20117
2106 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2107 the block including noncopyable insn.
2109 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2111 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2112 calls to find_reg_note.
2114 2005-02-24 Richard Henderson <rth@redhat.com>
2117 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2120 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2122 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2123 vector types if to use base reg for misaligned non-word ld/std.
2125 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2128 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2129 dwarf2 label manually and put it after, not before the prologue.
2131 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2134 * reload.c (operands_match_p): Only increment register number for
2135 SCALAR_INT_MODE_P modes in multiple hard registers.
2137 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2140 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2142 * ChangeLog.5: Fix log message typo(s).
2143 * ChangeLog.7: Likewise.
2144 * ChangeLog.tree-ssa: Likewise.
2145 * cfgexpand.c: Fix comment typo(s).
2146 * conflict.c: Likewise.
2147 * defaults.h: Likewise.
2148 * dwarf2out.c: Likewise.
2150 * ggc-page.c: Likewise.
2151 * tree-eh.c: Likewise.
2152 * tree-ssa-dom.c: Likewise.
2154 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2157 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2158 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2159 if SHARED is defined.
2162 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2163 allow splitting only if operands 0 and 3 don't overlap.
2165 2005-02-24 Richard Henderson <rth@redhat.com>
2168 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2169 (fold_builtin_1): Call them.
2170 * fold-const.c (fold_complex_mult_parts): Split out from ...
2171 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2172 (fold_complex_div_parts, fold_complex_div): New.
2174 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2176 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2178 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2179 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2181 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2182 (print_node): Likewise.
2183 Print TYPE_SIZES_GIMPLIFIED.
2185 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2187 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2188 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2189 operands as commutative in constraints.
2191 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2193 * tree-into-ssa.c: Re-organize internal functions.
2195 2005-02-24 Richard Henderson <rth@redhat.com>
2198 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2200 * common.opt (fcx-limited-range): New.
2201 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2202 * toplev.c (flag_complex_method): Initialize to 1.
2203 (process_options): Set flag_complex_method to 0 if
2204 flag_cx_limited_range.
2205 * doc/invoke.texi (-fcx-limited-range): New.
2207 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2209 * cse.c (delete_trivially_dead_insns): Speed up by using
2210 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2213 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2215 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2216 functions when -mid-shared-library is being used.
2218 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2220 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2221 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2222 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2223 * system.h: Poison LINK_LIBGCC_SPECIAL.
2225 2005-02-23 James E Wilson <wilson@specifixinc.com>
2227 * gengtype.c (note_insn_name): Make 1 element larger.
2229 2005-02-23 Roger Sayle <roger@eyesopen.com>
2232 PR rtl-optimization/20097
2233 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2234 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2236 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2238 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2239 * t-aix52 (SHLIB_INSTALL): Same.
2241 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2243 * genpreds.c: Update copyright.
2245 2005-02-23 Michael Beach <michaelb@ieee.org>
2248 * config/sparc/t-elf (startup files): Assemble with CPP.
2250 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2252 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2253 (write_predicate_expr): Likewise.
2255 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2257 PR tree-optimization/20100
2258 PR tree-optimization/20115
2259 * tree-optimize.c (init_tree_optimization_passes): Remove
2260 pass_maybe_create_global_var.
2261 * tree-pass.h (pass_maybe_create_global_var): Remove.
2262 * tree-ssa-alias.c (aliases_computed_p): Declare.
2263 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2264 (count_calls_and_maybe_create_global_var): Remove.
2265 (pass_maybe_create_global_var): Remove.
2266 (init_alias_info): Do not declare aliases_computed_p.
2267 (maybe_create_global_var): If the function contains no
2268 call-clobbered variables and a mix of pure/const and regular
2269 function calls, create .GLOBAL_VAR.
2270 Mark all call-clobbered variables for renaming.
2271 (merge_pointed_to_info): Update comment.
2272 (add_pointed_to_var): Likewise.
2273 (is_escape_site): Likewise.
2274 Accept struct alias_info * instead of size_t *.
2276 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2278 * tree-ssa-operands.c (get_call_expr_operands): If
2279 ALIASES_COMPUTED_P is false, do not add call-clobbering
2281 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2282 (delete_tree_ssa): Likewise.
2284 2005-02-22 James E Wilson <wilson@specifixinc.com>
2286 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2287 (do_compile): Do call it here.
2289 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2291 PR rtl-optimization/20017.
2292 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2293 rest_of_handle_cse2, rest_of_handle_gcse): Call
2294 delete_dead_jumptables immediately before calling cleanup_cfg.
2296 2005-02-22 Devang Patel <dpatel@apple.com>
2299 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2302 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2304 * config/rs6000/aix.h (WINT_TYPE): Define.
2306 2005-02-22 Stan Shebs <shebs@apple.com>
2308 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2309 natural alignment for 64-bit Darwin.
2310 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2312 * doc/invoke.texi: Document this.
2314 2005-02-22 DJ Delorie <dj@redhat.com>
2316 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2317 to make_[un]signed_type, not the mode itself.
2319 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2321 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2322 not available. Use tail calls wherever possible.
2323 (make_edge): Call unchecked_make_edge to create an edge.
2325 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2326 (coalesce_ssa_name): Don't check for
2327 SSANORM_USE_COALESCE_LIST.
2328 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2330 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2332 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2333 (rewrite_into_ssa): ... here.
2335 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2337 PR tree-optimization/19786
2338 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2339 tag to another's may-alias bitmap when adding to the other's list.
2341 2005-02-21 DJ Delorie <dj@redhat.com>
2343 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2344 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2345 registers in unsupported ways.
2346 * expmed.c (init_expmed): Likewise.
2348 2005-02-21 Stan Cox <scox@redhat.com>
2350 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2352 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2354 * tree-cfg.c (fold_cond_expr_cond): New.
2355 (make_edges): Call fold_cond_expr_cond.
2356 (find_taken_edge): Accept nothing but INTEGER_CST.
2357 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2359 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2361 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2362 that do not belong to any basic block.
2364 2005-02-21 Jeff Law <law@redhat.com>
2366 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2369 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2371 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2372 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2373 Adjust their definitions.
2374 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2375 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2377 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2378 genautomata.c, langhooks.c, langhooks.h, system.h,
2379 config/arm/lib1funcs.asm: Update copyright.
2381 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2383 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2385 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2388 * doc/install.texi: Document --with-gc.
2390 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2392 * simplify-rtx.c (simplify_unary_operation): Add a missing
2395 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2397 PR tree-optimization/18663
2398 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2399 if the type has variable bounds.
2401 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2403 * gcse.c: Remove an obsolete comment.
2405 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2407 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2409 * doc/extend.texi (Function Attributes) <Attribute const>: The
2410 attribute "pure" is below this text, not above.
2412 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2414 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2415 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2416 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2418 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2421 * langhooks.h (struct lang_hooks): Add to_target_charset.
2422 * langhooks.c (lhd_to_target_charset): New function.
2423 * langhooks-def.h: Declare lhd_to_target_charset.
2424 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2425 (LANG_HOOKS_INITIALIZER): Update.
2426 * c-common.c (c_common_to_target_charset): New function.
2427 * c-common.h: Declare it.
2428 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2429 c_common_to_target_charset.
2431 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2432 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2434 * system.h: Poison them.
2435 * doc/tm.texi: Don't discuss them.
2436 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2437 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2438 (pp_c_char): Do not attempt to generate letter escapes for
2440 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2441 * config/mips/mips.c (mips_output_ascii): Likewise.
2443 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2445 PR tree-optimization/19951
2446 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2449 2005-02-19 Steven Bosscher <stevenb@suse.de>
2452 * function.h (struct function): New field `max_loop_depth'.
2453 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2454 (flow_loops_find): Reset the max loop depth count before finding loops.
2455 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2456 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2457 (calculate_global_regs_live): Make sure the loop will terminate
2458 when the initial sets are not empty.
2460 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2462 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2464 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2466 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2469 * doc/invoke.texi: Remove documentation of %M spec.
2471 (init_spec): Remove %M suffix from -lgcc_s.
2472 (do_spec_1): Remove 'M' case.
2473 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2474 to put shared libraries in the multilib directory. Remove the
2475 shlib_so_soname substitution variable. Don't add a multilib encoding
2476 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2477 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2478 SHLIB_INSTALL as well as SHLIB_LINK.
2479 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2480 (SHLIB_NAME): Delete.
2481 (SHLIB_DIR): New macro.
2482 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2483 (SHLIB_INSTALL): Adjust accordingly.
2484 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2485 * config/t-slibgcc-sld: Likewise.
2486 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2487 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2488 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2490 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2491 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2492 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2493 Use @shlib_base_name@ instead of @shlib_so_name@.
2494 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2495 and @shlib_base_name@.so in @multilib_dir@.
2496 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2497 to the install path.
2498 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2499 (SHLIB_LINK): Remove previous workaround.
2500 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2501 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2502 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2504 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2505 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2506 (SHLIB_INSTALL): Adjust accordingly.
2507 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2508 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2509 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2510 config/t-slibgcc-elf-ver.
2512 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2513 Jakub Jelinek <jakub@redhat.com>
2515 PR tree-optimization/19828
2516 * tree-ssa-loop-im.c: Add a TODO comment.
2517 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2518 without side-effects.
2520 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2522 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2525 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2527 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2528 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2529 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2531 (ia64_reorg): Delete fixup_errata call.
2532 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2533 (TARGET_SWITCHES): Delete -mb-step entry.
2535 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2538 * c-typeck.c (composite_type): Handle quals in transparent unions.
2539 (type_lists_compatible_p): Likewise.
2541 2005-02-18 Stan Shebs <shebs@apple.com>
2543 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2544 expressions in the .literal8 section.
2546 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2548 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2550 2005-02-18 Roger Sayle <roger@eyesopen.com>
2552 * fold-const.c (constant_boolean_node): Always create values of the
2553 specified type, don't bother calling truthvalue_conversion.
2555 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2557 * except.c (output_function_exception_table): Call
2558 assemble_external_libcall (eh_personality_libfunc).
2560 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2563 * config/ia64/ia64.h (struct machine_function): Add state_num.
2564 * config/ia64/ia64.c (process_epilogue,
2565 process_for_unwind_directive): Use new unwind state numbers each
2566 time rather than state 1.
2568 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2571 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2572 before the "*llgt_didi" pattern.
2574 2005-02-18 Jason Merrill <jason@redhat.com>
2576 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2578 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2580 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2581 (div0): Use it in place of ARM_FUNC_ALIAS.
2582 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2584 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2587 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2588 access, the lower bound of the array type if it exists.
2590 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2593 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2594 cases that are out-of-range for the index type.
2596 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2598 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2599 (estimate_case_costs): Don't call convert.
2600 * expmed.c (expand_shift): Likewise.
2601 (make_tree): Call fold_convert instead of convert.
2603 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2606 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2607 that ref to be marked MEM_READONLY_P doesn't have base that needs
2610 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2612 * genautomata.c (output_get_cpu_unit_code_func,
2613 output_cpu_unit_reservation_p): Don't generate old-style function
2616 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2619 PR tree-optimization/20009
2620 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2622 PR tree-optimization/18947
2623 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2624 inline, remove all nodes that are inlined into the extern inline
2627 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2629 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2630 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2631 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2632 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2635 2005-02-17 Roger Sayle <roger@eyesopen.com>
2637 PR tree-optimization/19917
2638 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2639 to be potentially trapping.
2641 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2643 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2645 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2647 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2648 tem becomes a local variable which is set to the value of the
2649 back end defined INITIAL_FRAME_ADDRESS macro.
2650 (expand_builtin_frame_address): Omit the base parameter to
2651 expand_builtin_return_addr.
2652 (expand_builtin_profile_func): Likewise.
2653 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2654 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2655 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2657 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2659 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2660 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2661 * config/frv/frv.c (frv_function_epilogue): Likewise.
2663 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2665 * lambda-code (perfect_nestify): Remove mark/unmark
2667 * tree-loop-linear.c (linear_transform_loops): Add
2668 rewrite_into_ssa call so that ssa is correct for
2669 rewriting into loop closed.
2671 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2673 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2674 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2676 * bt-load.c (btr_def_live_range, combine_btr_defs,
2677 migrate_btr_def, migrate_btr_defs): Likewise.
2678 * cfgcleanup.c (thread_jump): Likewise.
2679 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2680 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2681 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2682 df_rd_local_compute, df_reg_info_compute): Likewise.
2683 * dominance.c (init_dom_info, free_dom_info): Likewise.
2684 * flow.c (init_propagate_block_info,
2685 free_propagate_block_info): Likewise.
2686 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2687 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2688 modify_reg_pav): Likewise.
2689 * loop-invariant.c (find_defs, find_invariant_insn,
2690 find_invariants, free_inv_motion_data): Likewise.
2691 * predict.c (tree_predict_by_opcode,
2692 estimate_bb_frequencies): Likewise.
2693 * stmt.c (expand_case): Likewise.
2694 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2695 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2696 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2697 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2698 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2699 rewrite_ssa_into_ssa): Likewise.
2700 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2701 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2702 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2703 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2704 * tree-sra.c (tree_sra): Likewise.
2705 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2706 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2707 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2708 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2709 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2710 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2712 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2713 calculate_live_on_entry, calculate_live_on_exit,
2714 build_tree_conflict_graph): Likewise.
2715 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2716 record_important_candidates, set_use_iv_cost, find_depends,
2717 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2718 tree_ssa_iv_optimize_finalize): Likewise.
2719 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2720 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2721 tree_duplicate_loop_to_header_edge): Likewise.
2722 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2723 * tree-ssa.c (verify_flow_insensitive_alias_info,
2724 verify_name_tags, verify_ssa, init_tree_ssa,
2725 delete_tree_ssa): Likewise.
2726 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2727 fini_ssanames): Likewise.
2728 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2730 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2732 * config/rs6000/t-rtems: Completely reworked.
2734 2005-02-17 Ira Rosen <irar@il.ibm.com>
2736 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2738 2005-02-17 Ira Rosen <irar@il.ibm.com>
2740 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2741 POINTER_TYPE_P when checking that type is a pointer.
2742 (vect_get_memtag): Remove.
2743 (vect_address_analysis): Use POINTER_TYPE_P. Call
2744 vect_object_analysis with dummy parameter for memtag.
2745 (vect_object_analysis): Extract memtag (functionality that
2746 used to be in vect_get_memtag and moved here). Fix printings.
2747 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2748 with correct parameters. Remove call to vect_get_memtag.
2750 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2752 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2753 (tree-vectorizer.o): Added missing dependencies.
2755 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2757 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2758 declaration in tree-vectorizer.c, now has an extern declaration in
2760 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2761 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2762 get_vectype_for_scalar_type, vect_is_simple_use,
2763 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2764 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2765 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2766 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2767 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2768 find_loop_location): Likewise.
2770 * tree-vectorizer.c (langhooks.h): #include removed.
2771 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2772 moved to tree-vectorized.h.
2773 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2774 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2775 get_vectype_for_scalar_type, vect_is_simple_use,
2776 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2777 vect_supportable_dr_alignment, new_loop_vec_info,
2778 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2779 vect_set_verbosity_level, find_loop_location): Likewise.
2781 (vect_analyze_loop): Function externalized. Declaration moved to
2782 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2783 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2784 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2785 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2786 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2787 vect_enhance_data_refs_alignment, vect_analyze_operations,
2788 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2789 vect_stmt_relevant_p, vect_get_loop_niters,
2790 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2791 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2792 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2793 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2794 vect_get_memtag): Likewise.
2796 (vectorizable_load): Function externalized. Declaration moved to
2797 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2798 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2799 vect_transform_loop): Likewise.
2800 (vect_transform_stmt): Moved to tree-vect-transform.c.
2801 (vect_align_data_ref, vect_create_destination_var,
2802 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2803 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2804 vect_get_vec_def_for_operand, vect_init_vector,
2805 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2806 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2807 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2808 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2809 vect_do_peeling_for_loop_bound): Likewise.
2811 * tree-vect-analyze.c: New file.
2812 * tree-vect-transform.c: New file.
2814 2005-02-17 Jason Merrill <jason@redhat.com>
2816 PR mudflap/19319, c++/19317
2817 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2820 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2822 * doc/install.texi (Specific): Update link for Darwin-specific
2825 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2827 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2828 constant_boolean_node.
2830 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2833 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2834 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2836 2005-02-16 Richard Henderson <rth@redhat.com>
2839 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2841 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2842 replace uses with Wtype_MAXp1_F.
2843 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2844 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2845 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2846 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2847 and HAVE_TFMODE as appropriate.
2848 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2849 (__floatdisf): Likewise.
2850 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2851 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2852 (Wtype_MAXp1_F): New.
2853 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2854 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2856 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2859 * arm.c (arm_apply_result_size): New function.
2860 * arm.h (APPLY_RESULT_SIZE): Define.
2861 * arm-protos.h (arm_apply_result_size): Add prototype.
2862 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2863 (movxf): New expand.
2864 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2865 (call_value_symbol): Remove predicate for operand 0.
2866 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2867 (untyped_call): Rework to correclty return values for any type.
2868 (untyped_return): New expand.
2869 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2871 2005-02-16 Stan Shebs <shebs@apple.com>
2873 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2874 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2876 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2878 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2879 configure settings on Solaris 7 and later.
2881 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2883 PR tree-optimization/19865
2884 * tree-optimize.c (init_tree_optimization_passes): Run
2885 pass_may_alias after pass_sra.
2887 2005-02-16 Richard Henderson <rth@redhat.com>
2888 Stuart Hastings <stuart@apple.com>
2891 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2892 Do nothing if debug info suppressed for this function.
2893 (dbxout_begin_function): Early exit if debug info suppressed for
2896 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2899 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2901 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2903 PR tree-optimization/19967
2904 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2905 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2906 argument TYPE. Adjust calls to fold_builtin_XXX.
2907 (expand_builtin, fold_builtin_1): Adjust calls to
2909 (fold_builtin_strchr, fold_builtin_strpbrk,
2910 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2911 result to a requested type TYPE.
2913 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2916 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2917 (T)x & (T)cst if (T)cst overflows.
2918 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2919 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2921 2005-02-15 Jeff Law <law@redhat.com>
2923 * gcse.c (blocks_with_calls): New bitmap.
2924 (alloc_gcse_mem): Allocate it.
2925 (free_gcse_mem): Free it.
2926 (clear_modifY_mem_tables): Clear it.
2927 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2928 when we encounter CALL_INSNs.
2929 (compute_transp, case MEM): Handle blocks with calls separate
2930 from blocks without calls. Use bitmap iterators rather than
2933 2005-02-15 Peter O'Gorman <peter@pogma.com>
2936 * mklibgcc.in (vis_hide): Use a temporary object file, not
2939 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2942 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2943 access optimization.
2945 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2946 Alan Modra <amodra@bigpond.net.au>
2949 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2950 (_xlqsub): Rename to __gcc_qsub.
2951 (_xlqmul): Rename to __gcc_qmul.
2952 (_xlqdiv): Rename to __gcc_qdiv.
2953 Provide versioned symbol aliases with old names.
2954 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2955 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2956 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
2957 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
2958 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
2960 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2962 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
2963 Fold ~(A - 1) and ~(A + -1) to -A.
2965 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
2969 * config/host-linux.c (linux_gt_pch_use_address): Copy from
2970 config/pa/pa-host.c:pa_gt_pch_use_address.
2972 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
2974 * tree-vn.c (get_value_handle): Make sure that given an
2975 is_gimple_min_invariant expression, we always return it.
2977 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2979 * passes.c (rest_of_handle_gcse): Fix a comment.
2981 2005-02-15 Jeff Law <law@redhat.com>
2983 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
2985 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
2986 (canon_list_insert, record_last_mem_set_info): Similarly.
2987 (clear_modify_mem_tables): Similarly.
2989 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
2991 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
2992 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
2993 config/mips/mips.md, config/rs6000/aix.h,
2994 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
2996 2005-02-15 Richard Henderson <rth@redhat.com>
2998 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
2999 call to be best_edge.
3001 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3003 * basic-block.h: Adjust the prototype for find_basic_blocks.
3004 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3005 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3008 * flow.c (recompute_reg_usage): Remove all arguments.
3009 * passes.c (rest_of_compilation): Adjust the call to
3010 recompute_reg_usage.
3011 * rtl.h: Adjust the prototype for recompute_reg_usage.
3013 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3015 * tree-dump.c (dump_files): Update to reflect new member
3017 (dump_register): Add new argument.
3019 (dump_switch_p_1): Check against glob name if doglob was passed.
3020 (dump_switch_p): Check against regular first, then glob if
3021 we didn't have any hits on the dump name.
3022 * tree-optimize.c (register_one_dump_file):
3023 Pass in glob name as well.
3024 * tree-pass.h (struct dump_file_info): Add glob
3027 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3029 PR preprocessor/16323
3030 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3032 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3035 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3036 (trunctfdf2_internal1): New.
3037 (trunctfdf2_internal2): Renamed from trunctfdf2.
3039 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3041 PR tree-optimization/19853
3042 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3044 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3046 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3047 delete_dead_jumptables and cleanup_cfg.
3049 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3051 * reload.c (find_reloads): Swap address_reloaded flags when
3052 swapping commutative operands.
3054 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3056 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3057 Use standard_iv_increment_position for computing the bsi position
3059 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3062 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3065 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3066 life range of hard registers.
3067 * value-prof.c (insn_prefetch_values_to_profile): Only
3070 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3071 profile in libcalls.
3073 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3075 * bitmap.h (bitmap_and_compl_into): Return bool.
3076 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3078 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3080 PR tree-optimization/19944
3081 * fold-const.c (fold): Re-add ABS_EXPR folding.
3083 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3086 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3087 {TARGET,MASK}_XL_COMPAT.
3088 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3090 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3091 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3093 (rs6000_arg_partial_bytes): Same.
3094 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3095 and XL compatibility enabled.
3096 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3097 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3098 test to final condition.
3099 (cmptf_internal2): New.
3100 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3101 xl-compat. Add TFmode information to description.
3103 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3105 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3107 2005-02-13 Jason Merrill <jason@redhat.com>
3110 * fold-const.c (fold_indirect_ref_1): Split out from...
3111 (build_fold_indirect_ref): Here.
3112 (fold_indirect_ref): New fn.
3113 * tree.h: Declare it.
3114 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3115 (gimplify_modify_expr_rhs): Likewise.
3116 (gimplify_expr): Likewise.
3118 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3120 PR tree-optimization/14303
3121 PR tree-optimization/15784
3122 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3123 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3124 ABS_EXPR<x> != 0 to x != 0.
3126 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3128 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3129 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3130 spelling conventions.
3132 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3133 delete_trivially_dead_insns too many times.
3135 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3138 2005-02-12 Ira Rosen <irar@il.ibm.com>
3140 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3141 (vect_is_simple_iv_evolution): Remove redundant parameter
3143 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3144 without last parameter.
3145 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3146 Return pointer step. Call vect_is_simple_iv_evolution without
3147 last parameter. Check only that the step is multiple of size
3148 type. Remove stmt_vinfo updates.
3149 (vect_get_memtag_and_dr): Remove.
3150 (vect_get_memtag): New function.
3151 (vect_address_analysis): New function.
3152 (vect_object_analysis): New function.
3153 (vect_analyze_data_refs): Call vect_object_analysis and
3154 vect_get_memtag. Update stmt_vinfo fields.
3156 2005-02-12 Ira Rosen <irar@il.ibm.com>
3158 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3159 exist and are objects. Remove checks for pointer.
3160 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3161 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3162 (vect_create_data_ref_ptr): Likewise.
3163 (vect_base_addr_differ_p): New function.
3164 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3165 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3166 Don't set the DR_BASE_NAME field of data-ref.
3167 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3169 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3171 * optabs.h (enum optab_index): Add new OTI_ldexp.
3172 (ldexp_optab): Define corresponding macro.
3173 * optabs.c (init_optabs): Initialize ldexp_optab.
3174 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3176 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3178 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3179 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3181 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3182 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3185 2005-02-12 Ira Rosen <irar@il.ibm.com>
3187 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3189 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3191 (vect_get_base_and_offset): Always return an address.
3192 (vect_create_addr_base_for_vector_ref): Remove treatment for
3193 different data reference types.
3194 (vect_compute_data_ref_alignment): Rename base to base_address in
3195 stmt_vec_info. Get the object in order to force its alignment.
3196 (vect_get_memtag_and_dr): Rename base to base_address in
3197 stmt_vec_info. Extract the object for memtag analysis.
3199 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3201 PR regression/19898.
3202 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3203 changes cc_status, use apply modified_in_p to part of cc_status
3204 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3207 2005-02-11 Richard Henderson <rth@redhat.com>
3209 * tree-complex.c (expand_complex_libcall): New.
3210 (expand_complex_multiplication): Use it for c99 compliance.
3211 (expand_complex_division): Likewise.
3212 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3214 * builtins.c (built_in_names): Remove const.
3215 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3217 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3218 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3219 (built_in_names): Remove const.
3220 * c-common.c (c_common_type_for_mode): Handle complex modes.
3221 * flags.h, toplev.c (flag_complex_method): Rename from
3222 flag_complex_divide_method.
3223 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3224 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3225 * libgcc2.h: Declare them.
3226 * libgcc-std.ver: Export them.
3227 * mklibgcc.in (lib2funcs): Build them.
3229 2005-02-11 Steven Bosscher <stevenb@suse.de>
3231 PR tree-optimization/19876
3232 Partially revert my change from 2005-01-14
3233 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3234 (compute_antic): ...and remove the loop here.
3236 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3239 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3240 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3242 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3243 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3245 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3247 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3248 offsets for the big-endian 32-bit case.
3250 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3252 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3254 2005-02-11 Dale Johannesen <dalej@apple.com>
3256 * cselib.c (cselib_process_insn): Clear out regs where
3257 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3258 * reload.c (find_equiv_reg): Ditto.
3260 2005-02-11 Ian Lance Taylor <ian@airs.com>
3262 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3265 * tree.c (build_function_type_list): Work correctly if there are
3268 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3270 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3271 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3272 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3273 TARGET_ZARCH instead of TARGET_64BIT.
3275 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3277 * config/rs6000/t-rtems:
3278 (MULTILIB_OPTIONS): Remove mcpu=602.
3279 (MUTLILIB_DIRNAMES): Remove m602.
3280 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3281 Let mcpu=602 match mcpu=603.
3282 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3284 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3286 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3289 2005-02-10 David Daney <ddaney@avtrex.com>
3291 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3292 * config/i386/linux-unwind.h: Likewise.
3293 * config/ia64/linux-unwind.h: Likewise.
3294 * config/mips/linux-unwind.h: Likewise.
3295 * config/pa/linux-unwind.h: Likewise.
3296 * config/rs6000/linux-unwind.h: Likewise.
3297 * config/s390/linux-unwind.h: Likewise.
3298 * config/sh/linux-unwind.h: Likewise.
3299 * config/sparc/linux-unwind.h: Likewise.
3301 2005-02-10 Steven Bosscher <stevenb@suse.de>
3303 PR tree-optimization/17549
3304 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3305 TER to replace a DEF with its expression if the DEF and the
3306 rhs of the expression we replace into have the same root
3309 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3311 * config/mips/mips.md: Fix the placement of the match_scratch in the
3314 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3316 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3319 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3321 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3322 (strip_offset): Handle addresses.
3323 (add_address_candidates): Use strip_offset.
3324 (difference_cost): Reflect strip_offset change.
3325 (force_var_cost, difference_cost): Strip nops.
3327 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3329 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3331 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3332 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3333 config/cris/cris-protos.h, config/cris/cris.c: Update
3336 2005-02-10 Jeff Law <law@redhat.com>
3338 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3339 (lookup_avail_expr): Similarly.
3341 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3343 * builtins.c (fold_builtin_powi): New function.
3344 (fold_builtin_1): Call it.
3346 2005-02-10 Steven Bosscher <stevenb@suse.de>
3348 PR documentation/19309
3349 * doc/cpp.texi: The __GNUC__ and related predefined macros
3350 are also defined for the "standalone" cpp.
3351 Some non-GCC compilers may also define __GNUC__.
3353 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3356 * c-typeck.c (common_type): New routine. Old common_type renamed
3358 (c_common_type): ...this.
3359 (build_conditional_expr, build_binary_op): Use c_common_type instead
3362 2005-02-10 Steven Bosscher <stevenb@suse.de>
3364 * doc/md.texi: Replace @samp{length} with @code{length}.
3366 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3368 PR tree-optimization/18687
3369 * tree-flow.h (find_loop_niter): Declare.
3370 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3371 Try using scev even for loops with more than one exit.
3372 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3373 (struct ivopts_data): Added niters field.
3374 (struct nfe_cache_elt): New.
3375 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3377 (tree_ssa_iv_optimize_init): Initialize niters cache.
3378 (determine_number_of_iterations): Removed.
3379 (find_induction_variables): Do not call determine_number_of_iterations.
3380 Access niters for single exit through niter_for_single_dom_exit.
3381 (add_iv_outer_candidates): Access niters for single exit through
3382 niter_for_single_dom_exit.
3383 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3384 number_of_iterations_cond.
3385 (iv_period): New function.
3386 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3387 (may_replace_final_value): Take data argument. Use
3388 niter_for_single_dom_exit.
3389 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3390 (rewrite_use_compare): Pass data to may_eliminate_iv.
3391 (rewrite_use_outer): Pass data to may_replace_final_value.
3392 (free_loop_data): Clean up the niters cache.
3393 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3394 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3395 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3396 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3397 (num_ending_zeros): Moved to tree.c.
3398 * tree.h (num_ending_zeros): Declare.
3399 * tree.c (num_ending_zeros): Moved from tree.c.
3401 2005-02-09 Richard Henderson <rth@redhat.com>
3403 * builtins.c (DEF_BUILTIN): Add COND argument.
3404 * tree.h (DEF_BUILTIN): Likewise.
3405 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3406 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3408 (DEF_BUILTIN_STUB): New.
3409 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3410 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3411 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3412 * c-common.c (DEF_BUILTIN): Add COND argument.
3413 * tree.c (local_define_builtin): New.
3414 (build_common_builtin_nodes): New.
3416 2005-02-09 Roger Sayle <roger@eyesopen.com>
3418 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3419 floating point expression ignoring the sign of the result.
3420 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3421 (fold) <MULT_EXPR>: Use it to simplify x*x.
3422 * tree.h (fold_strip_sign_ops): Prototype here.
3423 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3424 argument. Use fold_strip_sign_ops to simplify the first argument.
3425 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3426 first argument when the second argument is an even integer
3427 constant, but only with -funsafe_math_optimizations.
3428 (fold_builtin_1): Update call to fold_builtin_copysign.
3430 2005-02-09 Ian Lance Taylor <ian@airs.com>
3433 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3434 just check whether EH_FILTER_FAILURE falls through.
3436 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3438 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3439 insns return to ready list in the next turn.
3441 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3444 * builtins.def: New __builtin_powi[lf].
3445 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3446 (expand_builtin_powi): New function.
3447 (expand_builtin): Dispatch to expand_builtin_powi.
3448 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3449 * libgcc2.c: Add __builtin_powi[lf] implementation.
3450 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3451 * optabs.h: Add powi_optab.
3452 * optabs.c (init_optabs): Initialize powi_optab.
3453 * doc/extend.texi: Document __builtin_powi[lf].
3455 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3457 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3460 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3463 * fold-const.c (try_move_mult_to_index): Remove redundant
3464 type argument. Create ADDR_EXPR with correct type.
3465 (fold): Update callers of try_move_mult_to_index. Convert
3466 result to the appropriate type.
3468 2005-02-09 Roger Sayle <roger@eyesopen.com>
3471 * config/avr/avr.c (default_rtx_costs): Delete.
3472 (avr_operand_rtx_cost): New function.
3473 (avr_rtx_costs): Completely rewrite.
3475 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3478 * config/cris/cris.c (in_code): New variable.
3479 (cris_output_addr_const): Now a static function, a wrapper for
3481 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3482 case from old cris_output_addr_const.
3483 (cris_asm_output_label_ref): Similar for LABEL_REF.
3484 (cris_output_addr_const_extra): Similar for UNSPEC.
3485 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3486 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3487 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3489 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3490 (cris_asm_output_label_ref): Declare.
3492 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3494 PR preprocessor/19801
3495 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3496 filenames that changed when libcpp was moved to the toplevel.
3498 2005-02-07 Roger Sayle <roger@eyesopen.com>
3500 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3501 zero extensions of BImode operands. Call lowpart_subreg instead
3502 of gen_lowpart_common and gen_lowpart_SUBREG.
3504 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3507 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3508 * configure.ac: Set cc_for_cross_gnattools.
3509 * configure: Regenerate.
3511 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3514 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3516 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3519 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3520 of nested functions.
3522 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3524 * doc/extend.texi: Document deprecated extensions allowing
3525 static floating-point members to have initializers and allowing
3526 floating-point literals in integral constant expressions.
3528 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3530 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3531 config/darwin7.h, config/mips/mips.c,
3532 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3535 * cse.c: Update comments.
3537 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3540 * builtins.c (fold_builtin_sqrt): Transform
3541 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3544 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3545 Dorit Naishlos <dorit@il.ibm.com>
3547 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3548 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3549 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3551 * tree.h (vect_set_verbosity_level): New extern function declaration
3553 * tree-vectorizer.h (verbosity_levels): New enum type.
3554 * tree-vectorizer.c (vect_debug_stats): Function removed.
3555 (vect_debug_details): Likewise.
3556 (vect_verbosity_level): Global variable was defined and initialized.
3557 (vect_dump): Global variable definition.
3558 (vect_print_dump_info): New function.
3559 (vect_set_dump_settings): New function.
3560 (vect_set_verbosity_level): New function.
3561 (vectorize_loops): Add call to vect_set_dump_settings.
3563 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3564 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3565 (slpeel_tree_peel_loop_to_edge): Likewise.
3567 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3568 appropriate verbosity level instead of call to vect_debug_details
3569 or vect_debug_stats.
3570 (vect_get_base_and_offset):
3571 (vect_create_addr_base_for_vector_ref):
3572 (get_vectype_for_scalar_type):
3573 (vect_create_data_ref_ptr):
3575 (vect_get_vec_def_for_operand):
3576 (vect_finish_stmt_generation):
3577 (vectorizable_assignment):
3578 (vectorizable_operation):
3579 (vectorizable_store):
3580 (vectorizable_load):
3581 (vect_transform_stmt):
3582 (vect_update_ivs_after_vectorizer):
3583 (vect_do_peeling_for_loop_bound):
3584 (vect_update_inits_of_drs):
3585 (vect_do_peeling_for_alignment):
3586 (vect_transform_loop):
3587 (vect_is_simple_use):
3588 (vect_analyze_operations):
3589 (vect_is_simple_iv_evolution):
3590 (vect_analyze_scalar_cycles):
3591 (vect_analyze_data_ref_dependence):
3592 (vect_analyze_data_ref_dependences):
3593 (vect_compute_data_ref_alignment):
3594 (vect_enhance_data_refs_alignment):
3595 (vect_analyze_data_refs_alignment):
3596 (vect_analyze_data_ref_access):
3597 (vect_analyze_data_ref_accesses):
3598 (vect_analyze_pointer_ref_access):
3599 (vect_get_memtag_and_dr):
3600 (vect_analyze_data_refs):
3601 (vect_mark_relevant):
3602 (vect_stmt_relevant_p):
3603 (vect_mark_stmts_to_be_vectorized):
3604 (vect_can_advance_ivs_p):
3605 (vect_get_loop_niters):
3606 (vect_analyze_loop_form):
3607 (vect_analyze_loop):
3608 (vectorize_loops): Likewise.
3610 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3611 (vect_update_inits_of_drs):
3612 (vect_do_peeling_for_alignment):
3613 (vect_transform_loop):
3614 (vect_analyze_operations):
3615 (vect_analyze_scalar_cycles):
3616 (vect_analyze_data_ref_dependences):
3617 (vect_analyze_data_refs_alignment):
3618 (vect_analyze_data_ref_accesses):
3619 (vect_analyze_data_refs):
3620 (vect_mark_stmts_to_be_vectorized):
3621 (vect_get_loop_niters):
3622 (vect_analyze_loop_form):
3623 (vect_analyze_loop): Likewise.
3624 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3626 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3630 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3631 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3632 either -ffast-math or -funsafe-math-optimizations is in use.
3634 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3635 * config/mips/irix-csr.c: New file.
3636 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3637 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3638 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3641 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3643 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3644 redundant, incorrect definitions.
3646 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3648 ("*tls_indirect_call"): New, reference hard regs directly.
3649 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3651 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3653 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3654 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3656 2005-02-06 Roger Sayle <roger@eyesopen.com>
3658 PR rtl-optimization/19800
3659 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3660 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3663 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3665 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3667 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3670 * doc/invoke.texi: Correct documentation of -freorder-functions.
3672 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3675 * doc/invoke.texi: Don't mention gccbug.
3677 2005-02-06 Roger Sayle <roger@eyesopen.com>
3678 Andrew Pinski <pinskia@physics.uc.edu>
3679 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3681 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3682 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3683 into just (zero_extract:SI FOO (const_int 1) BAR).
3685 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3687 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3688 macro locally. Don't give last revision date. Use GCC version
3689 number from gcc-common.texi.
3690 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3691 revision date. Use GCC version number from gcc-common.texi.
3692 Describe being a library as current state rather than as 3.x
3694 * doc/gcc.texi: Remove last update date.
3695 * doc/gccint.texi: Likewise. Update copyright dates.
3696 * doc/install.texi: Update copyright dates.
3698 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3701 * doc/invoke.texi: Mention for each option included in -Wall that
3702 it is included in -Wall.
3703 * doc/gcc.texi: Update copyright and last modification date.
3705 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3707 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3708 unnecessary cast to original induction variable increments.
3710 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3712 PR tree-optimization/18219
3713 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3714 in distributed form.
3716 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3718 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3719 Set bitpos and offset later in the function. Do nothing if the
3720 target is a register and if the bitfield lies completely outside
3722 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3723 here. Return an uninitialised register if the source value is stored
3724 in a register and the bitfield lies completely outside that register.
3726 2005-02-06 Steven Bosscher <stevenb@suse.de>
3728 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3731 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3733 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3735 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3737 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3738 * config/darwin8.h: New.
3739 * config/darwin7.h: Update comment.
3741 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3742 Dorit Naishlos <dorit@il.ibm.com>
3744 * tree-vectorizer.h (LOC): New type.
3745 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3746 (loop_line_number): New field in struct _loop_vec_info.
3747 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3749 * tree-vectorizer.c (input.h): Included.
3750 (find_loop_location): New function.
3751 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3752 loop line number removed.
3753 (vect_debug_details): Likewise.
3754 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3756 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3757 call to vect_debug_details/stats changed from loop to loop_loc.
3758 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3759 (slpeel_tree_peel_loop_to_edge): Likewise.
3761 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3762 changed from NULL to UNKNOWN_LOC.
3763 (vect_get_base_and_offset):
3764 (vect_create_addr_base_for_vector_ref):
3765 (get_vectype_for_scalar_type):
3766 (vect_create_data_ref_ptr):
3768 (vect_get_vec_def_for_operand):
3769 (vect_finish_stmt_generation):
3770 (vectorizable_assignment):
3771 (vectorizable_operation):
3772 (vectorizable_store):
3773 (vectorizable_load):
3774 (vect_transform_stmt):
3775 (vect_update_ivs_after_vectorizer):
3776 (vect_do_peeling_for_loop_bound):
3777 (vect_do_peeling_for_alignment):
3778 (vect_transform_loop):
3779 (vect_is_simple_use):
3780 (vect_analyze_operations):
3781 (vect_is_simple_iv_evolution):
3782 (vect_analyze_scalar_cycles):
3783 (vect_analyze_data_ref_dependences):
3784 (vect_compute_data_ref_alignment):
3785 (vect_enhance_data_refs_alignment):
3786 (vect_analyze_data_ref_access):
3787 (vect_analyze_data_ref_accesses):
3788 (vect_analyze_pointer_ref_access):
3789 (vect_get_memtag_and_dr):
3790 (vect_analyze_data_refs):
3791 (vect_mark_relevant):
3792 (vect_stmt_relevant_p):
3793 (vect_mark_stmts_to_be_vectorized):
3794 (vect_can_advance_ivs_p):
3795 (vect_get_loop_niters):
3796 (vect_analyze_loop):
3797 (vectorize_loops): Likewise.
3799 (vectorizable_load): Argument in call to vect_debug_details/stats
3800 changed from loop to LOOP_LOC (loop_vinfo).
3801 (vect_transform_loop):
3802 (vect_analyze_operations):
3803 (vect_analyze_scalar_cycles):
3804 (vect_analyze_data_ref_dependence):
3805 (vect_enhance_data_refs_alignment):
3806 (vect_analyze_data_ref_accesses):
3807 (vect_analyze_pointer_ref_access):
3808 (vect_analyze_data_refs):
3809 (vect_analyze_loop): Likewise.
3811 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3812 changed from loop to loop_loc.
3814 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3816 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3817 Dorit Naishlos <dorit@il.ibm.com>
3819 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3821 (vect_analyze_data_ref_dependences): Likewise.
3823 (vect_is_simple_use): Argument changed from loop structure to
3824 loop_vect_info structure.
3825 (vect_can_advance_ivs_p): Likewise.
3826 (vect_create_index_for_vector_ref): Likewise.
3827 (vect_update_ivs_after_vectorizer): Likewise.
3828 (new_stmt_vec_info): Likewise.
3830 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3831 changed from loop to loop_vinfo.
3832 (vect_create_data_ref_ptr): First argument in call to
3833 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3834 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3835 was changed from loop to loop_vinfo.
3836 (vectorizable_operation): Likewise.
3837 (vectorizable_store): Likewise.
3838 (vect_mark_stmts_to_be_vectorized): Likewise.
3839 (vect_do_peeling_for_loop_bound): First argument in call to
3840 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3841 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3842 was changed from loop to loop_vinfo.
3843 (vect_analyze_data_ref_dependences): Third argument in call to
3844 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3846 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3847 (vect_create_data_ref_ptr): Likewise.
3848 (vect_init_vector): Likewise.
3849 (vect_get_vec_def_for_operand): Likewise.
3850 (vectorizable_assignment): Likewise.
3851 (vectorizable_operation): Likewise.
3852 (vectorizable_store): Likewise.
3853 (vectorizable_load): Likewise.
3854 (vect_update_ivs_after_vectorizer): Likewise.
3855 (vect_is_simple_use): Likewise.
3856 (vect_analyze_data_ref_dependence): Likewise.
3857 (vect_analyze_pointer_ref_access): Likewise.
3858 (vect_can_advance_ivs_p): Likewise.
3860 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3861 before _stmt_vec_info.
3862 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3863 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3864 (new_stmt_vec_info): Argument changed from loop structure to
3865 loop_vect_info structure
3867 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3868 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3869 (vect_create_addr_base_for_vector_ref): Likewise.
3870 (vect_analyze_pointer_ref_access): Likewise.
3872 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3875 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3876 phi flag if the phi is abnormal.
3878 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3881 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3882 information for the new statement.
3884 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3887 * gcc.c (main): Include the target in -v output.
3889 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3891 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3892 Do not drop the extend if we'd have to add a paradoxical subreg
3893 later. Include optabs.h and insn-codes.h.
3894 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3896 2005-02-02 Roger Sayle <roger@eyesopen.com>
3899 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3900 * fold-const.c (const_binop): Avoid constant folding floating
3901 point operations in modes that use composite representations.
3902 * simplify-rtx.c (simplify_binary_operation): Likewise.
3904 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3906 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3908 (altivec_dstt): Likewise.
3909 (altivec_dstst): Likewise.
3910 (altivec_dststt): Likewise.
3911 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3914 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3916 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3917 EXPR_LOCUS from orig_cond to the new cond_stmt.
3918 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3921 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3923 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3924 standard_iv_increment_position. Remove call to bsi_next
3925 (no need to bump the iterator anymore).
3926 (vect_create_index_for_vector_ref): Call
3927 standard_iv_increment_position. Remove second function argument.
3928 (vect_finish_stmt_generation): Remove call to bsi_next
3929 (no need to bump the iterator anymore).
3930 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3931 to vect_create_index_for_vector_ref.
3933 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3935 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3936 phis are used out of the loop.
3938 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3941 * c-decl.c (undef_nested_function): New variable.
3942 (pop_scope): Diagnose undefined nested functions.
3943 (finish_function): Don't attempt cgraph processing or genericizing
3944 if current top-level function contained an undefined nested
3945 function. Reset undef_nested_function at the end of a top-level
3948 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3950 * tree.c (build_int_cst_type): Take sign of the value into account
3951 when deciding whether sign extend the value.
3953 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3956 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
3957 (cpp_options, cc1_options): Change %{std*&ansi} to
3958 %{std*&ansi&trigraphs}.
3960 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3962 * cse.c: Update comments.
3964 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
3966 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
3967 arguments go on the stack. Do not put complex doubles in odd/even
3970 2005-02-02 Steven Bosscher <stevenb@suse.de>
3972 * doc/invoke.texi: Update the options enabled at -O1, -O2,
3973 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
3974 -ftree-pre, and -fthread-jumps.
3976 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
3978 PR tree-optimization/19578
3979 * tree-flow.h (modified_noreturn_calls): Declare.
3980 (noreturn_call_p): Declare.
3981 * tree-flow-inline.h (noreturn_call_p): New function.
3982 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
3983 * tree-cfg.c (modified_noreturn_calls): New variable.
3984 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
3985 that contain a mid-block noreturn call.
3986 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
3988 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
3990 * df.c (df_def_record_1, df_uses_record): Don't use
3992 * df.h (DF_FOR_REGALLOC): Remove.
3994 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3997 * c-typeck.c (really_start_incremental_init): Reset
3998 constructor_max_index for arrays of incomplete type.
4000 2005-02-02 Jeff Law <law@redhat.com>
4002 * gcse.c (struct reg_set): Store the block index where the register
4003 was set rather than the setting insn.
4004 (record_one_set, compute_transp): Corresponding changes.
4005 (pre_insert_copy_insn): Do not call replace_one_set.
4006 (replace_one_set): Remove.
4008 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4011 * doc/gcov.texi: Fix typo.
4013 2005-02-01 Richard Henderson <rth@redhat.com
4016 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4017 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4019 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4020 * config/i386/i386-protos.h: Update.
4022 2005-02-01 Steven Bosscher <stevenb@suse.de>
4024 PR tree-optimization/19217
4025 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4026 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4027 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4028 that it is walking a PHI node.
4030 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4032 * doc/extend.texi (Nested Functions): Update.
4034 2005-02-01 Richard Henderson <rth@redhat.com>
4037 * optabs.c (expand_copysign_absneg): Export.
4038 * optabs.h (expand_copysign_absneg): Declare.
4039 * config/rs6000/rs6000.md (copysigntf3): New.
4041 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4043 PR tree-optimization/19633
4044 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4045 * tree-ssa-alias.c (init_alias_info): Initialize.
4046 (merge_pointed_to_info): Set.
4047 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4048 (dump_points_to_info_for): Show value of pt_null.
4049 (struct count_ptr_d): Declare.
4050 (find_ptr_dereference): Remove.
4051 (ptr_is_dereferenced_by): Remove.
4052 (count_ptr_derefs): New local function.
4053 (count_uses_and_derefs): New local function.
4054 (compute_points_to_and_addr_escape): Call it. If the number
4055 of dereferences is greater than zero, mark the pointer as
4056 dereferenced. If there are fewer dereferences than uses of
4057 the pointer, the pointer's value escapes.
4059 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4061 PR tree-optimization/19670
4062 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4064 (verify_use): ... set it here, instead.
4066 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4068 * doc/sourcebuild.texi (Test directives): Fix formatting.
4070 * doc/sourcebuild.texi (Test directives): Describe selector
4073 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4075 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4076 specific 64-bit CPUs.
4078 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4081 * arm.c (arm_eliminable_register): New function.
4082 (adjacent_mem_locations): Don't allow eliminable registers. Use
4083 HOST_WIDE_INT for address offsets.
4084 * arm-protos.h (arm_eliminable_register): Add prototype.
4086 2005-02-01 Steven Bosscher <stevenb@suse.de>
4088 PR optimization/15242
4089 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4090 * basic-block.h (duplicate_computed_gotos): Add prototype.
4091 * bb-reorder.c (duplicate_computed_gotos): New function to
4092 duplicate sufficiently small blocks ending in a computed jump.
4093 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4094 if not optimizing for size.
4095 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4096 never do tail merging for blocks ending in a computed jump.
4097 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4099 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4101 Patch from Richard Sandiford <rsandifo@redhat.com>
4102 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4103 from inheriting a subreg equivalence with a non-spill register.
4105 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4107 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4109 * config/frv/frv.c (movcc_fp_destination_operand): New.
4110 (gpr_or_memory_operand): Fix typo in comment.
4111 (gpr_or_memory_operand_with_scratch): New.
4112 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4113 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4114 movcc_fp_destination_operand.
4115 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4116 Legitimize memory addresses using a scratch register.
4118 2005-01-31 Jeff Law <law@redhat.com>
4120 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4121 bitmap a sparse bitmap instead of a simple bitmap.
4122 (mark_def_sites_initialize_block): Corresponding changes.
4123 (ssa_mark_def_sites_initialize_block): Likewise.
4124 (ssa_mark_phi_uses): Likewise.
4125 (mark_def_site, ssa_mark_def_sites): Likewise.
4126 (mark_def_site_blocks): Likewise.
4127 (rewrite_ssa_into_ssa): Likewise.
4129 * tree-ssa-dom.c (record_cond): Pass correct variable type
4130 for last argument to htab_find_slot_with_hash.
4132 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4133 effects when optimizing 0 % X. Do not try to optimize X % 0.
4135 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4137 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4140 2005-02-01 Eric Christopher <echristo@redhat.com>
4142 * config/mips/mips.c (override_options): Warn if -mint64
4144 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4147 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4149 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4151 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4152 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4153 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4154 (cached_regno): Initialize to INVALID_REGNUM.
4155 (cse_reg_info_table_size,
4156 cse_reg_info_table_first_uninitialized,
4157 cse_reg_info_timestamp): New.
4158 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4160 (init_cse_reg_info, get_cse_reg_info_1): New.
4161 (get_cse_reg_info): Cache the last look-up.
4162 (new_basic_block): Update the code to clear mappings from
4163 registers to cse_reg_info entries.
4164 (cse_main): Call init_cse_reg_info.
4166 * cse.c (get_cse_reg_info): Update a comment.
4168 2005-01-31 Steven Bosscher <stevenb@suse.de>
4171 * c-decl.c (start_decl): Do not warn about arrays of elements with
4172 an incomplete type here.
4173 (grokdeclarator): Do it here by making a pedwarn an error.
4174 * c-typeck.c (push_init_level): If there were previous errors with
4175 the constructor type, do not warn about braces for initializers.
4176 (process_init_element): Likewise for excess initializer elements.
4178 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4180 * cse.c (delete_trivially_dead_insn): Don't iterate.
4182 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4184 * config/rs6000/rs6000.md (copysignsf3): New expand.
4185 (copysigndf3): Likewise.
4187 2005-01-31 Steven Bosscher <stevenb@suse.de>
4189 * recog.c (constrain_operands): Only look for earlyclobber operand
4190 conflicts if an '&' constraint was seen.
4192 2005-01-31 Marc Espie <espie@openbsd.org>
4194 * config.gcc: Don't include embedded systems fragment, switches default
4195 debugging format to ELF.
4196 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4197 longer pick it up there.
4199 2005-01-31 Dale Johannesen <dalej@apple.com>
4201 * doc/extend.texi (nested functions): Fix linkage description.
4202 Clarify that static is not allowed.
4204 2005-01-31 Dale Johannesen <dalej@apple.com>
4206 * config/rs6000/darwin.md (movsf_low_di): Make work.
4207 (movdf_low_di): Make work.
4209 2005-01-31 Dale Johannesen <dalej@apple.com>
4211 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4212 Make work for 64 bit.
4214 2005-01-31 Roger Sayle <roger@eyesopen.com>
4215 Dale Johannesen <dalej@apple.com>
4218 * fold-const.c (fold_binary_op_with_conditional_arg):
4219 Make types match original operands, before STRIP_NOPS.
4221 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4223 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4224 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4225 (struct gcc_sigcontext): Delete. Merge contents to..
4226 (struct gcc_ucontext): ..here.
4227 (get_sigcontext): Delete.
4228 (get_regs): New function, like get_sigcontext but return regs ptr.
4229 64-bit version finds regs from r1 to support vdso.
4230 (ppc_linux_aux_vector): New function.
4231 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4234 2005-01-31 Ira Rosen <irar@il.ibm.com>
4236 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4238 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4239 redundant fold. Fix misalignment for MINUS_EXPR.
4240 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4241 (vect_analyze_pointer_ref_access): Likewise.
4242 (vect_get_memtag_and_dr): Likewise.
4244 2005-01-31 Richard Henderson <rth@redhat.com>
4246 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4247 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4248 absnegdf2_i387, absnegxf2_i387): Likewise.
4250 2005-01-31 Richard Henderson <rth@redhat.com>
4253 * optabs.c (expand_copysign_absneg): New.
4254 (expand_copysign_bit): Split out from ...
4255 (expand_copysign): ... here. Use expand_copysign_absneg.
4257 2005-01-30 Roger Sayle <roger@eyesopen.com>
4260 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4261 constant as the second operand and a register as the third.
4263 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4266 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4267 that dllimport'd functions do not use all call-clobbered registers
4270 2005-01-30 Richard Henderson <rth@redhat.com>
4273 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4274 expand_abs_nojump and generalize. Use operand_subword and
4275 emit_no_conflict_block. Support large modes.
4276 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4278 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4279 negation to subtraction.
4280 (expand_copysign): Check that the format has signed zeros.
4281 Use operand_subword and emit_no_conflict_block. Support large modes.
4283 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4285 Fix PR tree-optimization/19624
4287 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4288 * tree-ssa-pre.c: Add cfgloop.h.
4290 (pre_stats): New member, constified.
4291 (inserted_exprs): New static variable.
4292 (NECESSARY): New macro.
4293 (create_expression_by_pieces): Fold the expression, and
4294 mark it as defaulting to not necessary. Also put in
4296 (fully_constant_expression): New function.
4297 (insert_into_preds_of_block): Modify to not insert phis when we
4298 are playing with induction variables.
4299 Push phis onto the inserted_exprs vector, and mark them as not
4300 necessary by default.
4301 (insert_aux): Call fully_constant_expression on eprime.
4302 If all edges produce the same value, mark it constant.
4303 (mark_operand_necessary): New function.
4304 (remove_dead_inserted_code): New function.
4305 (init_pre): Init loop optimizer to get loop info.
4306 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4307 (execute_pre): Commit edge inserts, then remove dead code.
4309 2005-01-30 Richard Henderson <rth@redhat.com>
4311 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4312 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4314 2005-01-30 Richard Henderson <rth@redhat.com>
4317 * config/i386/i386.c (ix86_expand_copysign): New.
4318 (ix86_split_copysign_const): New.
4319 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4320 rearrange op1/nmask operands.
4321 * config/i386/i386-protos.h: Update.
4322 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4323 (copysigndf3): Likewise.
4324 (copysignsf3_const, copysigndf3_const): New.
4325 (copysignsf3_var): Rename from copysignsf3, split out splitter
4326 and fix split predicate for X constraint.
4327 (copysigndf3_var): Similarly.
4329 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4331 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4332 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4333 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4335 2005-01-29 Richard Henderson <rth@redhat.com>
4338 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4339 of # and * in constraints.
4341 2005-01-29 Richard Henderson <rth@redhat.com>
4344 * expr.c (store_field): Don't strip sub-mode cast when the input
4345 data is even smaller.
4347 2005-01-29 Richard Henderson <rth@redhat.com>
4350 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4353 2005-01-29 Richard Henderson <rth@redhat.com>
4355 * combine.c (make_field_assignment): Fix argument order
4358 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4360 PR tree-optimization/15791
4361 * fold-const.c (extract_array_ref): New function.
4362 (fold): Fold comparisons between &a[i] and &a[j] or
4363 semantically equivalent trees.
4365 2005-01-29 Jeff Law <law@redhat.com>
4367 * gcse.c (insert_expr_in_table): Revamp handling of available
4368 and anticipatable occurrence lists to avoid unnecessary list
4370 (insert_set_in_table): Similarly.
4372 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4374 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4376 (c_build_qualified_type): Build qualified array types with
4377 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4378 * c-decl.c (c_make_fname_decl): Build unqualified array type
4379 before qualified type.
4380 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4381 type is qualified, not just if type itself is. Don't apply
4382 qualifiers to array type when declarator is processed. Apply
4383 qualifiers to field type whether or not it is an array type.
4384 Don't handle array types specially for applying qualifiers to
4386 * c-typeck.c (composite_type): Build unqualified element type and
4387 array type when forming composite of array types.
4388 (common_pointer_type, comptypes, comp_target_types,
4389 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4390 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4392 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4393 (args2) in variables a1 and a2.
4395 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4397 * cse.c (n_elements_made, max_elements_made): Remove.
4398 (insert): Don't touch n_elements_made.
4399 (cse_main): Don't touch n_elements_made or max_elements_made.
4401 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4404 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4405 configuration part of dp-bit.c to be lost.
4407 2005-01-28 Roger Sayle <roger@eyesopen.com>
4409 * expmed.c (expand_mult_highpart_optab): When attempting to use
4410 a non-widening multiplication in a wider mode, the operands need
4411 to be converted (zero or sign extended) to that mode.
4413 2005-01-28 Ian Lance Taylor <ian@airs.com>
4417 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4418 through if both operands fall through.
4420 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4422 * cse.c (fold_rtx) <PC>: Don't optimize.
4424 2005-01-28 Jeff Law <law@redhat.com>
4426 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4427 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4429 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4431 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4432 cse_reg_info_used_list_end): Remove.
4433 (cse_reg_info_list, cse_reg_info_list_free): New.
4434 (get_cse_reg_info): When allocating an instance of
4435 cse_reg_info, add it to the beginning of the cse_reg_info_list
4436 list. Remove code to maintain cse_reg_info_used_list.
4437 (new_basic_block): Reset the free list to the beginning of
4440 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4442 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4443 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4444 (frv_expand_mdpackh_builtin): New function.
4445 (frv_expand_builtin): Use it to expand __MDPACKH.
4446 * doc/extend.texi (__MDPACKH): Update documentation.
4448 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4450 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4451 SSE_FLOAT_MODE_P for use_sse computation.
4453 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4456 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4458 2005-01-27 Richard Henderson <rth@redhat.com>
4460 * builtins.c (expand_builtin_copysign): New.
4461 (expand_builtin): Call it.
4462 * genopinit.c (optabs): Add copysign_optab.
4463 * optabs.c (init_optabs): Initialize it.
4464 (expand_copysign): New.
4465 * optabs.h (OTI_copysign, copysign_optab): New.
4466 (expand_copysign): Declare.
4468 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4469 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4471 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4472 (ix86_expand_fp_absneg_operator): ... here.
4473 (ix86_split_copysign): New.
4474 * config/i386/i386-protos.h: Update.
4475 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4476 (copysignsf3, copysigndf3): New.
4478 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4479 (copysignsf3, ncopysignsf3): New.
4480 (copysigndf3, ncopysigndf3): New.
4481 (copysignxf3, ncopysignxf3): New.
4482 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4484 2005-01-27 Arend Bayer <arend.bayer@web.de>
4485 Kazu Hirata <kazu@cs.umass.edu>
4487 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4488 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4489 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4492 2005-01-27 Jeff Law <law@redhat.com>
4494 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4495 definitions of SSA_NAMEs which are not being rewritten.
4496 (rewrite_ssa_into_ssa): Only initialize the current definition
4497 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4498 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4499 SSA_NAMEs before returning.
4501 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4503 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4504 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4505 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4506 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4507 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4509 2005-01-27 Steven Bosscher <stevenb@suse.de>
4512 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4513 higher to -O2 and higher. Likewise for tree PRE.
4514 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4517 2005-01-27 Ian Lance Taylor <ian@airs.com>
4520 * gimple-low.c (try_catch_may_fallthru): New static function.
4521 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4522 * tree-inline.c (expand_call_inline): Don't warn about reaching
4523 the end of a non-void function being inlined if the function uses
4526 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4528 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4531 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4532 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4533 (implicitly_declare): Handle error_mark_node.
4535 2005-01-27 Richard Henderson <rth@redhat.com>
4538 * tree.h (struct tree_decl): Add debug_expr_is_from.
4539 (DECL_DEBUG_EXPR_IS_FROM): New.
4540 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4541 * dwarf2out.c (dwarf2out_var_location): Update to match.
4542 * tree-outof-ssa.c (create_temp): Likewise.
4543 * var-tracking.c (track_expr_p): Likewise.
4544 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4545 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4546 * toplev.c (default_tree_printer): Likewise.
4548 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4550 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4551 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4553 2005-01-27 Steven Bosscher <stevenb@suse.de>
4555 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4556 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4557 ASM_CLOBBERS): Add tree checks.
4559 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4560 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4561 * c-common.def (SWITCH_STMT): Update to match.
4562 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4563 macros instead of SWITCH_EXPR ones.
4564 * c-dump.c (c_dump_tree): Likewise.
4565 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4566 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4568 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4570 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4572 * unwind-dw2.c (execute_stack_op): Add missing cases for
4573 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4575 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4577 * config.gcc (Obsolete configurations): Remove 'dummy', add
4578 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4581 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4583 PR tree-optimization/19633
4584 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4586 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4587 are no call-clobbered variables.
4588 * tree-outof-ssa.c (check_replaceable): Return false for calls
4591 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4593 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4594 even for variables with NULL DECL_INITIAL.
4596 2005-01-26 Stuart Hastings <stuart@apple.com>
4598 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4600 2005-01-26 Richard Henderson <rth@redhat.com>
4603 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4605 * expr.c (store_field): Strip conversions to odd-bit-sized types
4606 if the destination field width matches.
4608 2005-01-26 Richard Henderson <rth@redhat.com>
4610 * c-decl.c, expmed.c, expr.c: Revert last change.
4612 2005-01-26 Richard Henderson <rth@redhat.com>
4615 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4617 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4618 if we don't need the bits above those present in the current mode.
4619 * expr.c (store_field): Strip conversions to odd-bit-sized types
4620 if the destination field width matches.
4622 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4624 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4625 either -ffast-math or -funsafe-math-optimizations is in use.
4627 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4631 * config/avr/avr.c (notice_update_cc): Only set condition code for
4632 ashrqi3 if shift count > 0.
4633 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4634 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4635 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4636 count <= 0 as a no-op, and shift count >= width by copying zero
4637 or sign bit to all bits of the result.
4638 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4639 count, with attribute "length" set to 0 and "cc" set to "none".
4641 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4643 * doc/invoke.texi: Document -mTLS.
4645 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4646 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4647 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4648 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4649 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4650 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4651 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4652 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4654 * configure.ac: Check for a TLS capable gas.
4656 * configure: Regenerate.
4658 2005-01-26 Richard Henderson <rth@redhat.com>
4661 * combine.c (make_field_assignment): Simplify store to zero_extract
4662 from a source with an overlapping mask.
4664 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4666 2004-11-11 Eric Christopher <echristo@redhat.com>
4668 * config/frv/frv.md: Add fr400_integer automaton. Don't
4669 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4672 2005-01-26 Steven Bosscher <stevenb@suse.de>
4675 * cfgbuild.c (make_edges): Do not clear or set
4676 current_function_has_computed_jump.
4677 * function.h (struct function): Remove the has_computed_jump field.
4678 (current_function_has_computed_jump): Do not define.
4679 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4680 in a computed jump. Ignore current_function_has_computed_jump.
4682 2005-01-26 Richard Henderson <rth@redhat.com>
4685 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4686 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4688 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4689 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4690 objects into static storage if they have more than one non-zero value.
4691 * tree.h (categorize_ctor_elements): Update decl.
4693 2005-01-26 Steven Bosscher <stevenb@suse.de>
4696 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4697 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4698 to this function from 2004-07-10.
4699 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4700 the current function for tail call optimizations if the address
4701 of one of it its arguments is taken.
4703 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4705 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4707 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4709 * function.c (expand_function_end): If current_function_calls_alloca,
4710 emit stack restore in a place that is reached when the function falls
4713 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4715 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4716 rule to avoid matching inappropriate suffix rule.
4718 2005-01-26 Jan Hubicka <jh@suse.cz>
4720 PR tree-optimization/19241
4721 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4723 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4725 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4726 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4728 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4729 <sim*>: Always use crt1.o, regardless of N in simN.
4730 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4731 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4732 (CRT_CALL_STATIC_FUNCTION): Remove.
4733 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4734 use crt1.o, regardless of N in simN.
4735 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4736 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4737 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4738 case isystem setting.
4739 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4741 2005-01-25 Ian Lance Taylor <ian@airs.com>
4743 * gimple-low.c (block_may_fallthru): Correct handling of
4744 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4746 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4748 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4749 handlers to match indentation; nested under the mtune=* handler.
4750 Similar for mcpu= and march=.
4752 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4754 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4755 * config/mips/linux64.h (LIB_SPEC): Likewise.
4756 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4757 * config/sh/linux.h (LIB_SPEC): Likewise.
4759 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4761 * config/frv/frv.c (frv_legitimize_tls_address): New.
4762 (TARGET_HAVE_TLS): Define.
4763 (FRV_SYMBOL_REF_TLS_P): Define.
4764 (frv_override_options): Handle new register classes.
4765 (frv_legitimate_address_p): Reject tls addresses.
4766 (frv_legitimize_address): Handle TLS addresses.
4767 (gen_inlined_tls_plt): New.
4769 (frv_legitimize_tls_address): New.
4770 (unspec_got_name): Add TLS entries.
4771 (got12_operand): Add R_FRV_TLSMOFF12 case.
4772 (frv_emit_move): Fixup TLS addresses.
4773 (frv_emit_movsi): Legitimize TLS addresses.
4775 * config/frv/frv.h (MASK_BIG_TLS): New.
4776 (TARGET_BIG_TLS): New.
4777 (HAVE_AS_TLS): Define.
4778 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4779 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4780 (REG_CLASS_NAMES): Same.
4781 (REG_CLASS_CONTENTS): Same.
4782 (CONSTRAINT_LEN): New.
4783 (REG_CLASS_FROM_CONSTRAINT): New.
4784 (PREDICATE_CODES): Add symbolic_operand.
4786 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4787 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4788 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4789 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4790 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4791 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4792 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4793 GR9_REG, GR14_REG, LRREG.
4794 (type): Add load_or_call attribute.
4795 ("load_or_call"): New reservation.
4796 ("call_gettlsoff"): New.
4797 ("tls_indirect_call"): New.
4798 ("tls_load_gottlsoff12"): New.
4799 ("tlsoff_hilo"): New.
4800 ("tls_tlsdesc_ldd"): New.
4801 ("tls_tlsoff_ld"): New.
4804 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4806 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4808 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4809 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4810 * config/frv/frv.c (TLS_BIAS): Define.
4811 (frv_output_dwarf_dtprel): New.
4813 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4815 PR rtl-optimization/19579
4816 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4817 both A and B, see if they don't clobber registers the other expr uses.
4819 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4821 * real.c (do_add): Initialize signalling and canonical members.
4823 * real.c (real_from_integer): Zero out destination.
4825 2005-01-18 Jan Hubicka <jh@suse.cz>
4827 PR tree-optimize/19337
4828 * tree-inline.c (initialize_inlined_parameters): Copy
4829 saved_static_chain_decl only.
4831 2005-01-25 Richard Henderson <rth@redhat.com>
4835 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4836 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4837 80387 enabled, to return a proper subclass. Return the subset that
4838 overlaps with GENERAL_REGS for PLUS.
4839 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4841 2005-01-25 Richard Henderson <rth@redhat.com>
4844 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4846 2005-01-25 Roger Sayle <roger@eyesopen.com>
4848 * expmed.c (choose_multiplier): Change interface to return the
4849 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4850 (expand_divmod): Update calls to choose_multiplier.
4852 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4855 * expmed.c (extract_bit_field): Use adjust_address instead of
4856 gen_lowpart when op0 is a MEM.
4858 2005-01-24 Steven Bosscher <stevenb@suse.de>
4860 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4862 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4864 * config/mips/irix-csr.c: New file.
4865 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4866 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4867 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4870 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4873 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4874 sparc/elf.h, add sparc/sp-elf.h.
4875 (sparc-*-rtems*): Likewise.
4876 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4877 tm-dwarf2.h, add sparc/sp-elf.h.
4878 (sparc86x-*-elf): Likewise.
4879 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4880 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4881 TARGET_OS_CPP_BUILTINS.
4882 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4883 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4885 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4886 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4887 (SWITCH_TAKES_ARG): Likewise.
4888 (LOCAL_LABEL_PREFIX): Likewise.
4889 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4890 (TARGET_N_FORMAT_TYPES): Delete.
4891 (TARGET_FORMAT_TYPES): Likewise.
4892 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4893 * config/sparc/elf.h: Delete.
4894 * config/sparc/sp-elf.h: New file.
4896 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4898 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4899 * tree-flow.h: Remove the corresponding prototype.
4900 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4901 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4903 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4906 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4907 for AIX ABI or ELF -fPIC.
4908 (rs6000_emit_load_toc_table): Don't create toc_section here.
4909 (rs6000_xcoff_file_start): Nor here.
4911 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4913 * sh.c (ra.h): Don't #include.
4914 (hard_regs_intersect_p): New function, resurrected from ra.c.
4916 * sh.c: Fix 1996 Copyright.
4918 2005-01-24 Richard Henderson <rth@redhat.com>
4919 Aldy Hernandez <aldyh@redhat.com>
4921 * regrename.c (note_sets): Handle subregs.
4923 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4926 * genconditions.c (write_header, write_conditions): Elide file if
4929 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4931 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4932 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4935 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4937 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4938 expand_builtin_printf, expand_builtin_fprintf,
4939 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4940 checking against POINTER_TYPE.
4941 (validate_arglist): Handle POINTER_TYPE code by checking
4944 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4946 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4948 (for_each_rtx): Call for_each_rtx_1.
4949 * rtl.h (init_rtlanal): Declare.
4950 * toplev.c (backend_init): Call init_rtlanal.
4952 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4954 * flow.c (propagate_one_insn): Formatting.
4957 * flow.c (libcall_dead_p): Be more conservative if unsure.
4958 If there are any instructions between insn and call, see if they are
4959 all dead before saying the libcall is dead.
4961 2005-01-24 Uros Bizjak <uros@kss-loka.si>
4963 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
4964 operand constraint for operand 0.
4966 2005-01-23 Richard Henderson <rth@redhat.com>
4969 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
4970 edges leading to join block.
4972 2005-01-23 Roger Sayle <roger@eyesopen.com>
4974 * expmed.c (expand_mult_highpart): Make static. Change type of
4975 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
4976 (expand_divmod): Updates calls to expand_mult_highpart by using
4977 gen_int_mode to pass a CONST_INT rtx.
4978 * rtl.h (expand_mult_highpart): Remove prototype.
4980 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
4982 * flow.c (regset_bytes, regset_size): Remove.
4984 * cfganal.c: Fix a reference to Harvey's paper.
4986 2005-01-23 Steven Bosscher <stevenb@suse.de>
4988 PR rtl-optimization/19464
4989 * tree-optimize.c (init_tree_optimization_passes): Add one more
4990 copyrename pass just before out-of-ssa.
4992 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
4995 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
4996 * ggc-none.c (ggc_free): Define.
4998 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5000 * cse.c (max_reg, max_insn_uid): Remove.
5001 (cse_main): Don't access max_reg or max_insn_uid.
5003 * c-common.c (explicit_flag_signed_bitfields,
5004 lang_statement_code_p, lang_expand_function_end): Remove.
5005 * c-common.h: Remove the corresponding declarations.
5006 * c-opts.c (c_common_handle_option): Remove all write access
5007 to explicit_flag_signed_bitfields.
5009 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5010 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5011 * cgraph.h: Remove the corresponding declaration.
5013 * gcse.c (null_pointer_info): Remove.
5015 2005-01-23 Roger Sayle <roger@eyesopen.com>
5016 Eric Botcazou <ebotcazou@libertysurf.fr>
5018 * combine.c (simplify_logical): Only simplify logical expressions
5019 of the form ior(and(x,y),z) by the inverse distributive law if the
5020 result is cheaper than the original.
5022 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5024 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5025 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5026 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5027 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5028 config/freebsd-spec.h, config/arm/arm.h,
5029 config/h8300/h8300.md, config/i386/i386.md,
5030 config/i386/predicates.md, config/i386/sse.md,
5031 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5032 config/vax/vax.md: Fix comment typos. Follow spelling
5035 2005-01-23 Steven Bosscher <stevenb@suse.de>
5037 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5038 tests, instead of `less than'.
5040 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5042 * function.c (assign_parm_setup_block): When creating a new stack slot
5043 for a parameter, get its alignment from the parameter's DECL_ALIGN
5044 rather than the type's TYPE_ALIGN. Make sure that the parameter
5045 is at least word aligned.
5047 2005-01-22 Roger Sayle <roger@eyesopen.com>
5050 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5052 2005-01-22 Richard Henderson <rth@redhat.com>
5055 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5056 in both compare operands.
5057 (movdfcc_1_sse_max): Likewise.
5058 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5059 (movdfcc_1_sse): Likewise.
5060 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5061 scratch register as needed.
5063 2005-01-22 Richard Henderson <rth@redhat.com>
5065 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5067 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5069 2005-01-22 Richard Henderson <rth@redhat.com>
5071 * genopinit.c (optabs): Use smin/smax for floating point too.
5072 * doc/md.texi: Update to match. Clarify that floating point
5073 results are undefined for +0/-0 and NaN.
5074 * doc/rtl.texi: Likewise.
5075 * rtl.def (SMIN, SMAX): Likewise
5076 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5078 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5079 leading 's' to the name.
5080 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5081 smaxxf3, sminxf3): Likewise.
5082 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5085 2005-01-22 Paul Brook <paul@codesourcery.com>
5087 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5089 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5091 * config/s390/s390.c (struct processor_costs): New fields
5092 dlgr, dlr, dr, dsgfr, dsgr.
5093 (z900_cost, z990_cost): Values for new fields.
5094 (s390_rtx_costs): New cases MEM und COMPARE in switch
5095 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5096 DIV, MOD, UDIV, UMOD.
5098 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5100 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5101 into the register being decremented.
5102 ("doloop_si31", "doloop_di"): Likewise.
5103 ("*doloop_si_long"): Adapt pattern.
5105 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5107 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5109 (CLASS_MAX_NREGS): Likewise.
5111 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5113 * doc/tree-ssa.texi (Statement Operands): Add example for new
5114 must-def macro. Note deprecation of old operands interface.
5116 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5118 PR tree-optimization/19484
5119 * tree-cfg.c (remove_fallthru_edge): New function.
5120 (cleanup_control_flow): Remove fallthru edges from calls that are
5121 now known not to return.
5123 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5125 Fix PR tree-optimization/19038
5126 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5127 copies with loop variant ones.
5129 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5131 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5132 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5133 config/alpha/alpha.md, config/alpha/predicates.md,
5134 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5135 config/sparc/sol2.h: Update copyright.
5137 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5138 first label to see if it is a nonlocal label.
5140 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5141 Andrew Pinski <pinskia@physics.uc.edu>
5144 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5145 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5147 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5149 * config/rs6000/rtems.h: Update copyright.
5151 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5154 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5155 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5156 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5158 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5161 * c-typeck.c (convert_arguments): Check for error_mark_node.
5163 2005-01-21 Ian Lance Taylor <ian@airs.com>
5165 PR tree-optimization/13000
5166 * tree-inline.c: Include "tree-flow.h".
5167 (expand_call_inline): If warn_return_type, warn if non-void inline
5168 function falls through.
5169 * tree-cfg.c (execute_warn_function_return): Don't warn about
5170 control reaching end if TREE_NO_WARNING is set. Set
5172 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5174 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5175 branch if we don't need one.
5176 * c-typeck.c: Include "tree-flow.h"
5177 (c_finish_bc_stmt): Don't add a goto if the current statement
5178 list doesn't fall through to the current point.
5180 2005-01-21 Roger Sayle <roger@eyesopen.com>
5182 PR rtl-optimization/576
5183 * real.c (real_arithmetic): Change return type from void to bool
5184 to return an indication that the result may be inexact.
5185 * real.h (real_arithmeric): Update prototype.
5186 * fold-const.c (const_binop): Don't constant fold floating
5187 point expressions when the user specifies -frounding-math and
5188 the result may depend upon the run-time rounding mode.
5189 (fold_convert_const_real_from_real): Clean-up.
5190 (fold_initializer): Ignore flag_rounding_math for initializers.
5191 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5192 constant fold FP operations with flag_rounding_math if the
5193 result may depend upon the run-time rounding mode.
5195 2005-01-21 Tom Tromey <tromey@redhat.com>
5197 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5199 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5201 * tree-cfg.c: Fix comment typos.
5203 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5205 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5206 around the call to rest_of_handle_branch_target_load_optimize.
5208 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5210 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5211 (sparc64-*-openbsd*): Likewise.
5212 (sparclite-*-elf*): Include tm-dwarf2.h.
5213 (sparc86x-*-elf*): Likewise.
5214 (sparc64-*-elf*): Likewise.
5215 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5216 (DBX_DEBUGGING_INFO): Likewise.
5217 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5218 (PREFERRED_DEBUGGING_TYPE): Likewise.
5219 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5220 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5221 (PREFERRED_DEBUGGING_TYPE): Likewise.
5222 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5223 (PREFERRED_DEBUGGING_TYPE): Likewise.
5224 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5226 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5229 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5231 2005-01-20 Paul Brook <paul@codesourcery.com>
5233 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5235 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5237 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5238 label is first in a sequence of labels.
5240 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5242 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5243 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5245 * doc/sourcebuild.texi (Test Directives): New.
5247 2005-01-20 Roger Sayle <roger@eyesopen.com>
5249 * real.c (real_floor): Don't leave the result uninitialized when
5250 mode is VOIDMode, but return the unrounded intermediate value.
5251 (real_ceil): Likewise.
5253 2005-01-20 Paul Brook <paul@codesourcery.com>
5255 * config/arm/arm.md (insv): Use gen_int_mode.
5257 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5259 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5260 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5261 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5262 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5263 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5265 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5268 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5269 fbreg, so we have to assume we can't.
5270 (loc_descriptor_from_tree_1): Ditto.
5271 (containing_function_has_frame_base): New function.
5272 (add_location_or_const_value_attribute): Use it.
5273 Also try to generate a frame_base from a single element location
5276 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5278 PR tree-optimization/15349
5279 * timevar.def (TV_TREE_MERGE_PHI): New.
5280 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5282 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5283 calls to tree_forwarder_block_p.
5284 (remove_forwarder_block_with_phi, merge_phi_nodes,
5285 gate_merge_phi, pass_merge_phi): New.
5286 * tree-optimize.c (init_tree_optimization_passes): Add
5288 * tree-pass.h: Add an extern for pass_merge_phi;
5290 2005-01-20 Richard Henderson <rth@redhat.com>
5293 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5294 (_mm_castps_pd, _mm_castps_si128): New.
5295 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5297 2005-01-20 Richard Henderson <rth@redhat.com>
5300 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5301 __builtin_ia32_vec_init_v2si.
5302 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5303 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5304 (ix86_init_mmx_sse_builtins): Create it.
5305 (ix86_expand_builtin): Expand it.
5306 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5307 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5308 (vec_extractv2si_0, vec_extractv2si_1): New.
5310 2005-01-20 Richard Henderson <rth@redhat.com>
5313 * config/i386/i386.c (ix86_expand_push): New.
5314 * config/i386/mmx.md (push<MMXMODE>1): New.
5315 * config/i386/sse.md (push<SSEMODE>1): New.
5316 * config/i386/i386-protos.h: Update.
5318 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5320 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5323 2005-01-20 Richard Henderson <rth@redhat.com>
5325 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5326 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5328 2005-01-19 Richard Henderson <rth@redhat.com>
5331 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5332 to V4SFmode in SSE1 fallback load path.
5334 2005-01-19 Richard Henderson <rth@redhat.com>
5336 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5337 in QImode expansion to ix86_expand_vector_set.
5338 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5340 2005-01-19 Richard Henderson <rth@redhat.com>
5343 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5344 subclass of the input class.
5345 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5346 Always true for cross-SSE1 classes. Rationalize conditionals.
5347 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5348 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5349 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5350 (movdi_2): Add MMX/SSE zeros.
5351 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5352 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5353 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5354 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5355 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5356 (zero_extendsidi2_rex64_1): Remove.
5357 (MOV0 peephole): Check GENERAL_REG_P.
5359 2005-01-19 Richard Henderson <rth@redhat.com>
5362 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5364 (ix86_expand_vector_extract): Likewise.
5366 2005-01-19 Richard Henderson <rth@redhat.com>
5369 * expr.c (emit_move_change_mode): New argument force; use
5370 simplify_gen_subreg if true.
5371 (emit_move_via_alt_mode): Merge into ...
5372 (emit_move_via_integer): ... here.
5373 (emit_move_ccmode): Use emit_move_change_mode directly.
5375 2005-01-19 Richard Henderson <rth@redhat.com>
5378 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5379 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5380 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5382 (alpha_emit_set_const): Likewise. Make static.
5383 (alpha_emit_set_long_const): Make static.
5384 (alpha_extract_integer): Split out from alpha_expand_mov.
5385 (alpha_split_const_mov): Likewise.
5386 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5387 (alpha_legitimate_constant_p): New.
5388 * config/alpha/alpha-protos.h: Update.
5389 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5390 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5391 * config/alpha/alpha.md (movsi): Add n alternative.
5392 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5393 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5394 (splitters for all of the above): Use alpha_split_const_mov.
5395 * config/alpha/predicates.md (non_add_const_operand): New.
5396 (non_zero_const_operand): New.
5397 (input_operand): Use alpha_legitimate_constant_p after reload.
5399 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5401 PR tree-optimization/19038
5402 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5403 (add_candidate): Add ivs with increment in latch only if
5404 allow_ip_end_pos_p is true.
5405 (determine_iv_cost): Use empty_block_p.
5407 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5409 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5410 (compute_dominance_frontiers): Ditto.
5412 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5415 * config/sh/t-rtems: New.
5416 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5418 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5420 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5421 the offset of the selected field.
5423 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5425 * tree-cfg.c (remove_forwarder_block): Fix the check to
5426 prevent a nonlocal label from appearing in the middle of a
5429 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5431 PR rtl-optimization/19462
5432 * reorg.c (find_end_label): Create return insn only if
5433 current_function_epilogue_delay_list is empty.
5435 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5437 * doc/passes.texi: Remove paragraph mentioning new-ra.
5439 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5441 PR rtl-optimization/15139
5442 * combine.c: Include params.h.
5443 (count_rtxs): New function.
5444 (record_value_for_reg): If replace_rtx would replace at least
5445 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5446 (clobber (const_int 0)) instead of TEM.
5447 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5448 * params.h (MAX_LAST_VALUE_RTL): New.
5449 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5450 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5453 * c-typeck.c (digest_init): Only call build_vector if all constructor
5454 elements are *_CST nodes.
5455 * gimplify.c (gimplify_init_constructor): Likewise.
5458 * c-typeck.c (digest_init): Only call build_vector if inside_init
5461 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5463 * toplev.c (init_asm_output): Remove dead #ifdef.
5465 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5467 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5469 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5471 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5472 accessing DECL_FUNCTION_CODE.
5473 * dojump.c (do_jump): Likewise.
5474 * gimplify.c (gimplify_call_expr): Likewise.
5475 * predict.c (expr_expected_value): Likewise.
5476 (strip_builtin_expect): Likewise.
5477 * tree-inline.c (estimate_num_insns_1): Likewise.
5478 * tree-ssa-loop-im.c (stmt_cost): Likewise
5479 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5480 (tree_expr_nonnegative_p): Likewise.
5482 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5484 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5485 variant of the load_pcrel_sym pattern.
5486 * config/sparc/sparc.md (P macro): Move to the top.
5487 (load_pcrel_sym): Macroize using P.
5488 (save_register_window): Likewise.
5490 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5492 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5495 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5498 * c-typeck.c (build_asm_expr): Strip nops off
5499 input memory operands.
5501 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5503 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5504 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5505 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5506 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5508 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5511 * config/i386/i386.c (override_options): If the 80387 is disabled,
5512 then do not return FP values using FP registers.
5514 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5516 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5517 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5518 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5519 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5520 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5521 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5522 output.h, postreload-gcse.c, postreload.c, recog.c,
5523 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5524 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5525 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5526 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5527 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5528 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5529 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5530 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5532 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5533 config/alpha/alpha.c, config/arm/vfp.md,
5534 config/i386/emmintrin.h, config/i386/i386-modes.def,
5535 config/i386/i386-protos.h, config/i386/i386.h,
5536 config/i386/pmmintrin.h, config/i386/ppro.md,
5537 config/i386/predicates.md, config/i386/xmmintrin.h,
5538 config/i860/i860.c, config/ia64/ia64-modes.def,
5539 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5540 config/ia64/ia64.md, config/ia64/itanium1.md,
5541 config/ia64/itanium2.md, config/ia64/predicates.md,
5542 config/iq2000/iq2000.h, config/mips/linux64.h,
5543 config/rs6000/aix41.h, config/rs6000/aix43.h,
5544 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5545 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5546 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5547 config/sparc/linux64.h, config/sparc/litecoff.h,
5548 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5549 config/sparc/sparc.h, config/sparc/sparc.md,
5550 config/sparc/sysv4-only.h: Update copyright.
5552 2005-01-18 Richard Henderson <rth@redhat.com>
5555 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5557 2005-01-18 Marc Espie <espie@openbsd.org>
5558 * config/i386/openbsdelf.h: Typo.
5560 2005-01-18 Richard Henderson <rth@redhat.com>
5562 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5563 special case for sse.
5564 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5566 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5568 * tree-inline.c (estimate_num_insns_1): Added cases for
5569 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5571 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5573 PR rtl-optimization/19296
5574 * combine.c (simplify_comparison): Rewrite the condition under
5575 which a non-paradoxical SUBREG of a PLUS can be lifted when
5576 compared against a constant.
5578 2005-01-18 Andi Kleen <ak@muc.de>
5580 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5581 * c.opt (-Wpointer-sign): Add.
5582 * doc/invoke.texi: (-Wpointer-sign): Add.
5584 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5586 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5587 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5588 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5589 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5590 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5591 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5592 for TARGET_MIX_SSE_I387.
5593 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5594 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5595 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5596 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5597 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5598 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5599 TARGET_MIX_SSE_I387.
5600 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5603 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5606 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5607 Add movaps alternative for xmm reg->reg move.
5609 2005-01-17 Jeff Law <law@redhat.com>
5611 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5612 at the end of the main DOM loop rather than just before DOM exits.
5614 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5616 PR tree-optimization/19121
5617 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5618 adding aliases to a name tag, also add them to the pointer's
5620 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5621 sensitive alias info at all. Only check that the two pointers
5622 have compatible pointed-to sets.
5623 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5624 a pointer's type tag is a superset of the alias set of the
5627 2005-01-17 James E Wilson <wilson@specifixinc.com>
5630 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5631 comment to document why.
5633 2005-01-17 Richard Henderson <rth@redhat.com>
5635 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5636 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5637 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5638 sse2_vmsminv2df3_finite): New.
5639 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5640 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5641 Force op1 into register.
5643 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5645 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5646 bubblestrap from always rebuilding build directory.
5648 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5650 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5651 ("*cmpmem_short"): Likewise.
5653 2005-01-17 Steven Bosscher <stevenb@suse.de>
5655 * basic-block.h: Document BB_* flags.
5656 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5657 use an sbitmap instead.
5658 * sched-rgn.c (compute_trg_info): Likewise.
5660 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5662 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5663 redundant target_cpu_default and extra_parts lines. Use the default
5665 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5666 (SUBTARGET_EXTRA_SPECS): Delete.
5667 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5668 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5669 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5670 and "n32" for -mabi=n32.
5672 2005-01-17 Ian Lance Taylor <ian@airs.com>
5675 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5676 fold constant variables into initial values.
5678 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5680 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5682 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5683 through the statements backward.
5685 2005-01-17 Ian Lance Taylor <ian@airs.com>
5687 PR middle-end/13127:
5688 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5689 a variable set to the return value of the inlined function.
5691 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5693 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5694 when modes are tieable.
5696 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5698 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5699 of pthread_create to find out if threads are enabled.
5700 * gthr-posix95.h (__gthread_active_p): Likewise.
5702 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5704 * common.opt (-fnew-ra): Remove.
5706 * toplev.h (flag_new_regalloc): Remove.
5707 * Makefile.in (ra*.*): Don't mention.
5708 * passes.c (rest_of_handle_new_regalloc): Remove.
5709 (rest_of_handle_combine, rest_of_compilation): Always consider
5710 flag_new_regalloc as false.
5711 * doc/invoke.texi: Don't document -fnew-ra.
5713 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5715 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5716 last parameter to reg_scan.
5717 * loop.c (loop_optimize): Likewise.
5718 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5719 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5720 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5721 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5722 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5723 * regclass.c (reg_scan): Likewise, for the declaration.
5724 * rtl.h (reg_scan): Likewise, for the prototype.
5726 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5728 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5729 mark_dfs_back_edges.
5731 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5733 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5734 (compute_avail): Uses don't go in tmp_gen.
5736 2005-01-16 Steven Bosscher <stevenb@suse.de>
5738 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5739 loop to look for a free slot in a page entry.
5741 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5744 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5745 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5746 just before targetm.asm_out.file_end.
5747 * tree.h (process_pending_assemble_output_defs): Declare.
5748 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5750 (assemble_alias): Defer generation of assembly code for defines when
5751 TARGET_DEFERRED_OUTPUT_DEFS is true.
5752 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5753 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5754 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5756 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5759 * pa.c (pa_scalar_mode_supported_p): New function.
5760 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5761 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5763 * pa-protos.h (prefetch_operand): Delete.
5764 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5765 * pa.c (prefetch_operand): Delete.
5766 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5767 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5768 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5769 and prefetch_nocc_operand.
5770 * pa.md (prefetch): Rework to avoid reload problems handling short
5771 displacements when a cache control completer needs to be provided.
5772 (prefetch_32, prefetch_64): Delete.
5773 (prefetch_cc, prefetch_nocc): New patterns.
5775 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5777 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5779 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5782 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5783 exceeds maximum alignment for global common data.
5784 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5785 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5787 2004-01-15 Roger Sayle <roger@eyesopen.com>
5789 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5791 2004-01-15 Roger Sayle <roger@eyesopen.com>
5793 * harg-reg-set.h (reg_class_names): Prototype global array.
5794 * regclass.c (reg_class_names): Declare here and initialize to
5796 (dump_regclass): Remove local declaration of reg_class_names.
5797 (regclass): Likewise.
5798 * cfg.c (dump_flow_info): Likewise.
5799 * ra-debug.c (reg_class_names): Likewise.
5800 * regrename.c (reg_class_names): Likewise.
5801 * reload.c (reg_class_names): Likewise.
5802 * reload1.c (spill_failure): Likewise.
5803 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5805 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5807 * config/s390/s390.md ("reload_outti"): Remove predicate for
5808 output operand. Abort if operand is not a MEM.
5809 ("reload_outdi", "reload_outdf"): Likewise.
5811 2005-01-15 Marc Espie <espie@openbsd.org>
5813 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5814 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5815 * config/openbsd.h: Fix C++ includes for native configurations.
5816 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5817 Add trampoline support.
5818 * config/i386/openbsdelf.h: New.
5820 2005-01-15 Marc Espie <espie@openbsd.org>
5822 * collect2.c (main): Explicitly parse -dynamic-linker option.
5824 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5826 PR tree-optimization/19060
5827 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5828 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5829 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5830 and handle extract_range_from_cond returning false.
5831 * fold-const.c (fold): Optimize comparisons with min/max even for
5832 width > HOST_BITS_PER_WIDE_INT.
5834 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5836 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5837 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5838 Remove little endian multilib variants.
5839 Add mips32 multilib variant.
5841 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5843 * explow.c (copy_all_reg, stabilize): Remove.
5844 * expr.h: Remove the corresponding prototypes.
5846 * rtlanal.c (regs_set_between_p): Remove.
5847 * rtl.h: Remove the corresponding prototype.
5849 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5851 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5852 to rs6000_nonimmediate_operand.
5853 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5854 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5855 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5856 rs6000_nonimmediate_operand.
5857 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5858 rs6000_nonimmediate_operand.
5860 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5862 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5864 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5866 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5868 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5869 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5871 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5872 (rs6k_nonimmediate_operand): New.
5873 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5875 (legitimate_lo_sum_address_p): Same.
5876 (rs6000_legitimize_address): Same.
5877 (rs6000_legitimize_reload_address): Same.
5878 (rs6000_legitimate_address): Same.
5879 (spe_build_register_parallel): Pass DF and DC modes in a DI
5882 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5883 to rs6k_nonimmediate_operand.
5885 * config/rs6000/spe.md ("*frob_df_di"): New.
5886 ("*frob_di_df"): New.
5887 ("*frob_di_df_2"): New.
5888 ("*mov_sidf_e500_subreg0"): New.
5889 ("*mov_sidf_e500_subreg4"): New.
5890 ("*movdf_e500_double"): Change predicate to
5891 rs6k_nonimmediate_operand.
5893 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5895 * postreload.c (move2add_note_store): Only call
5896 trunc_int_for_mode on scalar integers.
5898 2005-01-14 Steven Bosscher <stevenb@suse.de>
5900 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5901 replace BB_VISITED uses.
5902 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5903 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5904 (tree_dce_done): Free visited_control_parents.
5905 (perform_tree_ssa_dce): Allocate and clear it.
5906 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5907 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5908 instead of BB_VISITED.
5910 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5912 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5913 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5914 Remove unused prototypes.
5916 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5918 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5919 64-bit register usage.
5920 (spe_func_has_64bit_regs_p): Add FIXME note.
5922 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5924 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5925 flag_finite_math_only with flag_unsafe_math_optimizations.
5927 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5929 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5931 (__tpf_eh_return): Copy TPF private stack area from the module
5932 boundary stack frame. Add check for when module addresses are
5933 equal, but no stub address is found.
5935 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5938 * arm.h (struct machine_function): Add call_via field.
5939 (thumb_call_via_label): Declare.
5940 * arm.c (thumb_call_via_label): New variable.
5941 (thumb_call_reg_needed): New variable.
5942 (arm_output_function_epilogue): For Thumb code, output any per-function
5943 call-indirect trampolines.
5944 (thumb_call_via_reg): New function.
5945 (arm_file_end): New function.
5946 (TARGET_ASM_FILE_END): Call arm_file_end.
5947 (aof_file_end): Likewise.
5948 * arm-protos.h (thumb_call_via_reg): Declare.
5949 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5950 thumb_call_via_reg in normal case.
5952 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5955 PR rtl-optimization/19348
5956 * recog.c (peephole2_optimize): Do global life update if some peephole
5957 decides it doesn't need at least one of its inputs and that change
5958 influences liveness at the start of the basic block.
5960 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
5961 arguments instead of 1.
5963 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
5966 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
5967 zero for nested functions needing a static chain or functions
5968 with a non-constant address.
5970 2005-01-13 Roger Sayle <roger@eyesopen.com>
5972 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
5973 (and (sign_extend X) C) into (zero_extend (and X C)).
5975 2005-01-13 David O'Brien <obrien@FreeBSD.org>
5977 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
5979 2005-01-13 Richard Henderson <rth@redhat.com>
5984 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
5985 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
5986 not just TARGET_SSE.
5987 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
5988 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
5989 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
5990 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
5991 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
5992 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
5993 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
5994 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
5995 (movdicc_c_rex64): Rename with '*'.
5996 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
5997 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
5998 (movsfcc_1_387): Rename from movsfcc_1.
5999 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6000 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6001 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6002 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6003 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6004 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6005 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6006 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6007 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6008 sse_movdfcc_const0_4): Remove.
6009 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6010 recognize min/max early. Update for changed sse cmove patterns.
6011 (ix86_split_sse_movcc): New.
6012 * config/i386/i386-protos.h: Update.
6014 2005-01-13 Steven Bosscher <stevenb@suse.de>
6016 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6017 (fix_stmt_v_may_defs): Likewise.
6019 2005-01-13 Richard Henderson <rth@redhat.com>
6021 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6022 for converting the mask.
6024 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6026 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6029 2005-01-13 Richard Henderson <rth@redhat.com>
6031 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6032 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6033 IX86_BUILTIN_MOVDQ2Q): Remove.
6034 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6035 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6036 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6038 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6039 (sse2_pextrw): Fix immediate constraint.
6040 (sse2_loadq, sse2_loadq_rex64): Remove.
6041 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6042 Use __builtin_ia32_vec_ext_<size>.
6043 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6045 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6047 * function.c (assign_parm_setup_block): Look inside original
6048 entry_parm when inspecting PARALLEL.
6050 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6051 Joel Sherrill <joel@oarcorp.com>
6054 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6055 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6056 rtems_gxx_recursive_mutex_init.
6057 (__gthread_recursive_mutex_lock): New function.
6058 (__gthread_recursive_mutex_trylock): Likewise.
6059 (__gthread_recursive_mutex_unlock): Likewise.
6061 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6063 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6065 2005-01-13 Jan Beulich <jbeulich@novell.com>
6067 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6068 (ashrti3_internal): Indicate output is early clobber. Generate result
6069 into output rather than first input. Use move for low word of output
6070 if shift count is exactly 64.
6071 (lshrti3_internal): Likewise.
6073 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6077 * reload1.c (delete_output_reload): Don't delete an output reload
6078 if the pseudo lives longer than a single basic block. Adjust and
6079 improve wording of comment.
6081 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6084 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6085 of TYPE_SIZE where we mean the number of bytes.
6087 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6089 * function.c (assign_parm_setup_block): Relax condition on
6090 multi-register optimization.
6092 2005-01-12 Nick Clifton <nickc@redhat.com>
6094 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6095 an "in_delay_slot" attribute of "no" to prevent them being used in
6096 delay slots. This is forbidden because they might generate
6099 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6102 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6105 2005-01-12 Nick Clifton <nickc@redhat.com>
6107 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6108 passed on to GAS) but do not define, as GAS no longer supports or
6109 needs the -m2000 option.
6111 2005-01-11 Roger Sayle <roger@eyesopen.com>
6113 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6114 type as args of unprototyped builtins aren't automatically promoted.
6115 (fold_builtin_abs): Likewise.
6117 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6119 * Makefile.in: Set a `build-warn' variable.
6121 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6123 PR tree-optimization/17949
6124 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6125 (find_interesting_uses_address): Use it.
6127 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6129 * regrename.c (kill_value): Handle subreg's that won't simplify.
6131 2005-01-11 Richard Henderson <rth@redhat.com>
6134 * config/i386/i386.h (enum ix86_builtins): Move ...
6135 * config/i386/i386.c: ... here.
6136 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6137 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6138 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6139 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6140 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6141 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6142 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6143 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6144 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6145 IX86_BUILTIN_LOADDDUP): Remove.
6146 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6147 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6148 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6149 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6150 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6151 (ix86_init_builtins): Make static.
6152 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6153 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6154 if all the modes match. Otherwise, fake it.
6155 (get_element_number, ix86_expand_vec_init_builtin,
6156 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6157 (ix86_expand_builtin): Make static. Update for changed builtins.
6158 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6159 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6160 (ix86_expand_vector_init_duplicate): New.
6161 (ix86_expand_vector_init_low_nonzero): New.
6162 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6163 Split out from ix86_expand_vector_init; handle integer modes.
6164 (ix86_expand_vector_init): Use them.
6165 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6166 * config/i386/i386-protos.h: Update.
6167 * config/i386/predicates.md (reg_or_0_operand): New.
6168 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6169 (movv2sf_internal): Likewise. And a splitter to match them all.
6170 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6171 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6172 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6173 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6174 (mmx_pinsrw): Fix operand ordering.
6175 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6176 rather than sse_loadss expander.
6177 (movv2df splitter): Similarly.
6178 (sse_loadss, sse_loadlss): Remove.
6179 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6180 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6181 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6182 (sse3_movddup): Rename with '*'.
6183 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6184 (sse2_loadsd): Remove.
6185 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6186 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6187 (sse2_pinsrw): Fix argument ordering.
6188 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6189 (sse2_stored): Remove 'r' destination.
6190 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6191 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6192 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6193 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6194 vec_extractv16qi, vec_initv16qi): New.
6196 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6197 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6198 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6200 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6201 (_mm_load_si128, _mm_store_si128): Likewise.
6202 (_mm_load1_pd): Use _mm_set1_pd.
6203 (_mm_load_sd): Use _mm_set_sd.
6204 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6205 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6206 (_mm_set_epi64): Use _mm_set_epi64x.
6207 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6208 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6209 _mm_setr_epi8): Use _mm_set_foo form.
6210 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6211 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6212 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6213 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6214 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6215 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6216 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6217 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6218 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6219 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6220 (_mm_movedup_pd): Use _mm_shuffle_pd.
6221 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6222 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6223 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6224 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6226 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6227 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6228 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6229 (_mm_store_ps): Use raw dereference.
6230 (_mm_store1_ps): Use _mm_storeu_ps.
6231 (_mm_storer_ps): Use _mm_store_ps.
6232 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6233 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6235 2005-01-11 Stan Shebs <shebs@apple.com>
6237 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6238 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6240 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6243 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6244 Skip all DECLs except for FIELD_DECLs.
6246 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6248 * config/s390/s390.c (override_options): Return error if
6249 -mbackchain, -mpacked-stack and -mhard-float are used together.
6250 (s390_va_start): Remove the backchain && packed-stack special case.
6251 (s390_gimplify_va_arg): Likewise.
6252 * doc/invoke.texi: Remove the ABI incompatibility note.
6254 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6256 * config/s390/s390.c (struct s390_frame_layout): Remove
6258 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6259 save_backchain_p with TARGET_BACKCHAIN.
6261 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6264 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6265 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6266 * function.c (locate_and_pad_parm): Set new field.
6267 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6268 Tweak where_pad test to include "none". Always set mem align for
6270 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6271 not sufficient for type.
6272 (assign_parm_setup_block): If stack_parm is zero on entry, always
6273 make a new stack local. Block move old stack parm if necessary
6274 to new aligned stack local.
6275 (assign_parm_setup_stack): Use a block move to handle
6276 potentially misaligned entry_parm.
6277 (assign_parms_unsplit_complex): Specify required alignment when
6278 creating stack local.
6279 * calls.c (compute_argument_addresses): Override alignment of stack
6280 arg calculated from its type with the alignment given by
6281 FUNCTION_ARG_BOUNDARY.
6282 (store_one_arg): Likewise.
6284 2005-01-11 Jan Beulich <jbeulich@novell.com>
6286 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6287 Change respective itanium_class attribute to ialu.
6288 (shladdp4_internal): New.
6289 * config/ia64/predicates.md (shladd_log2_operand): New.
6291 2005-01-11 Richard Henderson <rth@redhat.com>
6293 * expr.c (store_constructor): Use rtvec_alloc instead of
6294 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6296 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6298 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6300 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6302 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6303 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6304 (TARGET_RWRELOC): Define.
6305 (ia64_rwreloc_section_type_flags): Delete.
6306 (ia64_section_type_flags): New function.
6307 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6308 (TARGET_RWRELOC): Define.
6310 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6313 * config/ia64/ia64.c (process_set): For alloc insn, only call
6314 process_epilogue is !frame_pointer_needed.
6316 2005-01-10 Roger Sayle <roger@eyesopen.com>
6319 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6320 unary operator and can't be treated as a binary/comparison operator.
6322 2005-01-10 Richard Henderson <rth@redhat.com>
6324 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6325 (ix86_return_in_memory): Likewise.
6326 (function_arg_advance): Likewise. Mirror structure in function_arg
6327 for choosing register to advance.
6329 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6331 * tree-vectorizer.c, tree.def: Fix comment typos.
6333 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6335 * config/s390/s390.c (struct processor_costs): 4 new fields:
6336 ddbr, ddr, debr, der.
6337 (s390_rtx_costs): More precise handling of divide instructions.
6339 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6341 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6343 2005-01-10 Jan Beulich <jbeulich@novell.com>
6345 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6346 names resulting from -ffunction-sections/-fdata-sections and linkonce
6348 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6349 based on the section name. Rearrange the section name comparison logic
6350 slightly so that each section name is compared against at most once.
6352 2005-01-10 Ben Elliston <bje@au.ibm.com>
6354 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6355 targets for which -fPIC reduces limitations on the GOT size.
6357 2005-01-09 Falk Hueffner <falk@debian.org>
6359 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6362 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6365 * collect2.c (main): Set aixrtl_flag for -brtl option.
6366 (resolve_lib_name): Search for .so file extension before .a
6369 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6371 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6372 (vect_analyze_data_refs_alignment): Add dump prints.
6374 2005-01-09 Ira Rosen <irar@il.ibm.com>
6376 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6377 expr_invariant_in_loop_p.
6378 Initialize outputs first thing in the function.
6379 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6380 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6381 (vect_analyze_pointer_ref_access): Check that the initial condition of
6382 the access function is loop invariant.
6384 2005-01-09 Richard Henderson <rth@redhat.com>
6386 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6387 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6388 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6389 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6390 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6391 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6392 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6393 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6394 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6395 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6396 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6397 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6398 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6399 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6400 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6401 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6402 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6403 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6404 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6405 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6406 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6407 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6408 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6410 (mmx_clrdi, pavgusb): Remove.
6411 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6412 with leading sse_ prefix.
6413 * config/i386/sse.md: Receive them.
6414 * config/i386/mmx.md: New file.
6415 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6416 (subrv2sf3): Turn into expander for normal subtraction.
6417 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6418 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6419 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6420 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6421 commutative; use ix86_binary_operator_ok.
6422 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6423 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6424 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6425 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6426 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6427 Macroize from existing patterns; use ix86_binary_operator_ok.
6428 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6429 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6430 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6431 with vec_select+vec_concat.
6432 (mmx_pshufw, mmx_pshufw_1): Likewise.
6433 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6434 (mmx_uavgv4hi3): Model correctly.
6435 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6436 _mm_xor_si64): Remove casts.
6438 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6440 PR tree-optimization/19224
6441 * tree-scalar-evolution.c (get_instantiated_value,
6442 set_instantiated_value): New functions.
6443 (instantiate_parameters_1): Cache the results.
6444 (instantiate_parameters, resolve_mixers): Initialize and free
6447 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6449 * config/i386/i386.md (addhi_4): Correct reference in comment.
6452 2005-01-08 Richard Henderson <rth@redhat.com>
6454 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6455 (_mm_cvtsi128_si64x): Likewise.
6456 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6457 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6458 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6459 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6460 * config/i386/i386-protos.h: Update.
6461 * config/i386/i386.c (print_operand): Add 'H'.
6462 (ix86_fixup_binary_operands): Split out from ...
6463 (ix86_expand_binary_operator): ... here.
6464 (ix86_fixup_binary_operands_no_copy): New.
6465 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6466 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6467 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6468 (safe_vector_operand): Use CONST0_RTX.
6469 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6470 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6471 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6472 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6474 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6475 (IX86_BUILTIN_CMPNGESS): New.
6476 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6477 (attr type): Add sselog1.
6478 (attr unit, attr memory): Handle it.
6479 (movti, movti_internal, movti_rex64): Move near other integer moves.
6480 (movtf, movtf_internal): Move near other fp moves.
6481 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6482 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6483 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6484 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6485 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6486 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6487 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6488 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6489 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6490 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6491 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6492 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6493 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6494 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6495 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6496 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6497 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6498 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6499 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6500 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6501 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6502 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6503 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6504 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6505 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6506 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6507 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6508 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6509 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6510 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6511 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6512 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6513 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6514 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6515 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6516 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6517 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6518 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6519 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6520 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6521 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6522 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6523 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6524 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6526 (SSEPUSH, push<SSEPUSH>): Remove.
6527 (MMXPUSH, push<MMXPUSH>): Remove.
6528 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6529 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6530 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6531 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6532 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6533 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6534 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6535 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6536 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6537 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6538 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6539 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6540 (ppro_sse_log_V4SF): Handle sselog1.
6541 * config/i386/predicates.md (const_0_to_1_operand): New.
6542 (const_0_to_255_mul_8_operand): New.
6543 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6544 (const_2_to_3_operand, const_4_to_7_operand): New.
6545 * config/i386/sse.md: New file.
6546 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6547 (sse_movups): Rename from sse_movups_1.
6548 (sse_loadlss): Rename from sse_loadss_1.
6549 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6551 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6552 (absv4sf2, negv2df, absv2df): New.
6553 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6554 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6555 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6556 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6557 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6558 (sse3_addsubv4sf3): Model correctly.
6559 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6560 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6561 (sse_movhlps): Model with vec_select+vec_concat.
6562 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6563 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6564 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6565 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6566 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6567 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6568 sse2_pshufhw_1): Likewise.
6569 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6570 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6571 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6572 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6573 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6574 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6575 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6576 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6577 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6578 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6579 sminv8hi3): Mark commutative
6580 operands. Use ix86_binary_operator_ok.
6581 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6582 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6583 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6584 sse2_punpcklqdq): Allow operand2 in memory.
6585 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6586 sse2_movsd): Add memory alternatives.
6587 (sse_storelps): Turn expander into an insn; split after reload.
6588 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6589 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6591 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6593 * configure.ac (DWARF-2 debug_line): Use objdump.
6594 * configure: Regenerate.
6596 2005-01-08 Jeff Law <law@redhat.com>
6597 Diego Novillo <dnovillo@redhat.com>
6599 PR tree-optimization/18241
6600 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6601 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6602 statements with volatile operands.
6603 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6604 operands after marking a statement with has_volatile_ops.
6606 2005-01-08 Roger Sayle <roger@eyesopen.com>
6608 * tree.c (int_fits_type_p): Always honor integer constant
6609 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6611 2005-01-08 Roger Sayle <roger@eyesopen.com>
6613 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6614 the latent bug in rtl_delete_block has been resolved.
6616 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6618 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6619 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6621 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6623 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6624 library as @multilib_dir@/$(SHLIB_SONAME).
6626 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6628 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6629 * configure: Regenerate.
6631 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6633 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6636 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6639 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6640 Convert non-word aligned offset address using ld/std into
6643 2005-01-07 Richard Henderson <rth@redhat.com>
6645 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6647 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6649 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6651 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6653 PR tree-optimization/19283
6654 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6655 is not shorter than the original type.
6657 PR rtl-optimization/19012
6658 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6660 PR rtl-optimization/18861
6661 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6662 (FULL_STATE): Define.
6663 (mark_tablejump_edge): New function.
6664 (purge_dead_tablejump_edges): New function.
6665 (find_bb_boundaries): Use it.
6667 PR tree-optimization/18828
6668 * builtins.c (expand_builtin_next_arg): Remove argument and all
6669 the argument checking.
6670 (expand_builtin): Adjust caller.
6671 (expand_builtin_va_start): Likewise. Remove error for too many
6673 (fold_builtin_next_arg): Issue error for too many arguments.
6674 After checking arguments, replace them with magic arguments that
6675 prevent further checking of the args.
6677 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6679 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6681 2005-01-06 Roger Sayle <roger@eyesopen.com>
6684 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6685 and %{.S:...} (and their negative variants) to test whether the
6686 input file is assembler or pre-processed-assembler independent of
6687 the actual filename extension.
6689 2005-01-06 Roger Sayle <roger@eyesopen.com>
6691 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6692 of sign or zero extended values.
6694 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6696 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6697 for IBM long double format correctly.
6699 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6701 Fix PR tree-optimization/18792
6703 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6704 to first_loop_depth, and use loop depth instead of loop number.
6705 (build_classic_dir_vector): Ditto.
6706 (compute_data_dependences_for_loop): Use depth, not loop number.
6707 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6708 number. Pass in loops, instead of loop numbers.
6709 (gather_interchange_stats): Ditto.
6710 (linear_transform_loops): Ditto.
6712 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6715 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6716 biv_fits_mode_p, extension_within_bounds_p): New functions.
6717 (check_ext_dependent_givs): Use them.
6719 2005-01-06 Roger Sayle <roger@eyesopen.com>
6721 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6722 more than one barrier, in which case we should delete them all.
6724 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6726 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6728 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6730 Fix PR middle-end/19286
6732 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6733 output this subprogram, simply ignore this attempt to do it again.
6734 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6735 origin attribute if it's not possible.
6736 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6737 (decls_for_scope): Ditto.
6738 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6739 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6741 2005-01-05 Richard Henderson <rth@redhat.com>
6744 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6745 (bdesc_2arg): Use it.
6746 (ix86_expand_binop_builtin): Force operands into registers
6748 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6749 ix86_expand_sse_compare, ix86_expand_sse_comi,
6750 ix86_expand_builtin): Likewise.
6752 2005-01-05 Richard Henderson <rth@redhat.com>
6754 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6756 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6757 (mulv4hi3): Set itanium_class mmmul.
6758 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6759 (fpack): Rename from fpack_sfsf.
6761 2005-01-05 Richard Henderson <rth@redhat.com>
6764 * reload1.c (do_input_reload): Restrict the optimization deleteing
6765 a previous output reload to RELOAD_FOR_INPUT.
6767 2005-01-05 Steven Bosscher <stevenb@suse.de>
6769 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6770 comment that we fall through after case.
6771 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6772 (distribute_links): Likewise.
6773 * cse.c (cse_insn): Likewise.
6774 * cselib.c (cselib_invalidate_mem): Likewise.
6775 * df.c: Update comments at the top of the file.
6776 (read_modify_subreg_p): Update comments here too.
6777 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6778 * flow.c (mark_set_1): Likewise.
6779 (mark_used_regs): Likewise.
6780 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6781 (canon_list_insert): Likewise.
6782 (mark_set): Likewise.
6783 (try_replace_reg): Likewise.
6784 (store_killed_in_insn): Likewise.
6785 * loop.c (count_one_set): Likewise.
6786 (basic_induction_var): Likewise.
6787 * postreload-gcse.c (find_mem_conflicts): Likewise.
6788 * postreload.c (reload_combine_note_store): Likewise.
6789 (move2add_note_store): Likewise.
6790 * reload.c (find_equiv_reg): Likewise.
6791 (mark_referenced_resources): Likewise.
6792 * rtlanal.c (set_noop_p): Likewise.
6793 (note_stores): Likewise.
6794 (note_uses): Likewise.
6795 * sched-deps.c (sched_analyze_1): Likewise.
6796 * sched-rgn.c (check_live_1): Likewise.
6797 (update_live_1): Likewise.
6798 * config/i860/i860.c: Likewise.
6800 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6802 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6804 * doc/rtl.texi: Update documentation for bit-fields and SET.
6806 2005-01-05 Roger Sayle <roger@eyesopen.com>
6808 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6810 2005-01-05 Jan Hubicka <jh@suse.cz>
6811 Richard Henderson <rth@redhat.com>
6814 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6817 2005-01-05 Richard Henderson <rth@redhat.com>
6820 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6821 (sse_shufps): Change operand 3 to const_int_operand.
6822 (sse2_storelps): Fix typo in template.
6823 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6824 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6825 (ix86_expand_builtin): Likewise.
6827 2005-01-05 Julian Brown <julian@codesourcery.com>
6829 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6830 as aggregates for AAPCS ABIs.
6832 2005-01-05 Stan Shebs <shebs@apple.com>
6834 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6835 Mach-O getters if ppc64.
6836 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6838 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6839 signed four-byte field for global code case.
6840 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6842 2005-01-05 Roger Sayle <roger@eyesopen.com>
6845 * c-common.c: Include real.h.
6846 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6847 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6848 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6849 * Makefile.in (c-common.o): Update dependencies.
6851 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6853 * c-parse.in (asm_string): Add trailing semicolon.
6855 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6857 * c-parse.in (asm_string): New. Don't allow wide strings in
6859 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6860 asm_string instead of STRING.
6862 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6864 * c-typeck.c (constructor_no_implicit): Remove.
6865 (set_designator, process_init_element): Don't check
6866 constructor_no_implicit.
6868 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6869 Kaz Kojima <kkojima@gcc.gnu.org>
6872 * lcm.c (create_pre_exit): New.
6873 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6874 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6876 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6878 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6879 -msoft-float in target_float_switch.
6880 * arm.c (arm_override_options): Fix processing of target_float_switch.
6882 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6884 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6887 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6889 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6890 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6892 2005-01-04 Roger Sayle <roger@eyesopen.com>
6894 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6895 if deleting the then-block allows the test-block to fallthru to the
6898 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6901 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6902 after the full declaration if the are in two different TUs.
6904 2005-01-04 Richard Henderson <rth@redhat.com>
6907 * tree-sra.c (generate_one_element_init): Just
6908 call gimplify_and_add.
6909 (generate_element_init): Record the
6910 new referenced variables and mark them for renaming
6911 and split out to ...
6912 (generate_element_init_1): This.
6913 (scalarize_init): Don't call push_gimplify_context/
6914 pop_gimplify_context.
6916 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6918 * toplev.c (get_src_pwd): Handle failure of getpwd().
6920 2005-01-04 Roger Sayle <roger@eyesopen.com>
6922 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6924 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6925 all the cases handled by it are inverted by invert_truthvalue.
6927 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6929 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6930 (save_register_windowsi): Likewise.
6932 2005-01-04 Richard Henderson <rth@redhat.com>
6934 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6936 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6939 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6940 any simplifications of vector mode comparison operators.
6941 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6943 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6944 Devang Patel <dpatel@apple.com>
6946 PR tree-optimization/18308
6947 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6948 the operands before creating a new expression.
6949 * dojump.c (do_jump): Make drop_through_label available
6950 for all cases. Add expansion of COND_EXPR.
6952 2005-01-04 Ira Rosen <irar@il.ibm.com>
6954 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6955 INTEGER_CST instead of TREE_CONSTANT.
6956 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
6957 instead of TREE_CONSTANT.
6958 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
6959 instead of TREE_CONSTANT.
6961 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6963 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
6965 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6968 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
6969 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
6971 2005-01-03 Richard Henderson <rth@redhat.com>
6973 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
6974 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
6975 fold_convert_const_real_from_real): Split out from ...
6976 (fold_convert_const): ... here.
6978 2005-01-03 Richard Henderson <rth@redhat.com>
6981 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
6982 (mov<MMXMODEI>_internal): Likewise.
6983 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
6984 Add V2SF case; use it for SSE1; don't use TI.
6985 (movdf_integer): Likewise.
6986 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
6988 2005-01-03 Ira Rosen <irar@il.ibm.com>
6990 * tree-vectorizer.c (vect_strip_conversions): New function.
6991 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
6992 check for binary class.
6994 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
6998 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7000 * gimple-low.c (mark_blocks_with_used_vars): New function.
7001 (mark_blocks_with_used_subblocks): Ditto.
7002 (mark_used_blocks): Ditto.
7003 (pass_mark_used_blocks): New pass.
7004 * tree-inline.c: Include debug.h.
7005 (expand_call_inline): Call outlining_inline_function here.
7006 * tree-optimize.c (init_tree_optimization_passes): Add
7007 pass_mark_used_blocks.
7008 * tree-pass.h (pass_mark_used_blocks): New.
7009 * Makefile.in (tree-inline.o): Add debug.h dependency.
7011 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7013 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7014 VAR_DECLs to have weak_import attribute.
7016 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7019 2004-01-03 Steven Bosscher <stevenb@suse.de>
7021 * passes.c (rest_of_compilation): Don't run regmove if only
7022 flag_expensive_optimizations, require flag_regmove instead.
7024 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7026 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7028 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7029 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7030 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7031 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7033 2005-01-03 Richard Henderson <rth@redhat.com>
7035 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7036 (ia64_const_ok_for_letter_p): New.
7037 (ia64_const_double_ok_for_letter_p): New.
7038 (ia64_extra_constraint): New.
7039 (ia64_expand_vecint_compare): New.
7040 (ia64_expand_vcondu_v2si): New.
7041 (ia64_expand_vecint_cmov): New.
7042 (ia64_expand_vecint_minmax): New.
7043 (ia64_print_operand): Add 'v'.
7044 (ia64_preferred_reload_class): New.
7045 (ia64_vector_mode_supported_p): New.
7046 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7047 (PREFERRED_RELOAD_CLASS): Move to function.
7048 (CONST_OK_FOR_LETTER_P): Move to function.
7049 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7050 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7051 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7052 (EXTRA_CONSTRAINT): Move to function.
7053 * config/ia64/ia64.md: Include vect.md.
7054 (itanium_class): Add mmalua.
7056 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7058 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7059 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7061 (const_int_2bit_operand): New.
7062 (fr_reg_or_0_operand): New.
7063 * config/ia64/ia64-modes.def: Add vector modes.
7064 * config/ia64/ia64-protos.h: Update.
7065 * config/ia64/vect.md: New file.
7067 2005-01-03 Richard Henderson <rth@redhat.com>
7069 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7071 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7074 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7076 (log1pdf2): Change mode of operands[0,1] to DFmode.
7078 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7080 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7081 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7082 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7083 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7084 SPARC_RELAXED_ORDERING.
7086 2005-01-03 Richard Henderson <rth@redhat.com>
7087 Uros Bizjak <uros@kss-loka.si>
7090 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7091 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7092 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7094 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7095 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7096 const_pow2_1_to_128_operand): New predicates.
7098 2005-01-02 Greg McGary <greg@mcgary.org>
7100 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7102 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7103 object. [ptr_type]: Remove unused variable.
7104 Remember nearest addressable array-element or record-component
7105 when checking bitfield components. Tolerate empty BIND_EXPR.
7107 2005-01-01 Richard Henderson <rth@redhat.com>
7109 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7110 that don't narrow the value. Fail for other conversions.
7112 2005-01-01 Richard Henderson <rth@redhat.com>
7115 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7116 * c-lang.c (finish_file): Don't do it here.
7117 * objc/objc-act.c (objc_finish_file): Likewise.
7119 * cgraph.c (decl_assembler_name_equal): New.
7120 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7121 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7122 * cgraph.h (struct cgraph_varpool_node): Add next.
7123 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7124 * varasm.c (assemble_alias): Mark the target as needed.
7126 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7129 * function.c (get_arg_pointer_save_area): Use entry_of_function
7130 instead of get_insns.
7132 2005-01-01 Roger Sayle <roger@eyesopen.com>
7133 Andrew Pinski <pinskia@physics.uc.edu>
7134 James E. Wilson <wilson@specifixinc.com>
7136 PR rtl-optimization/12092
7137 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7140 2005-01-01 Roger Sayle <roger@eyesopen.com>
7141 Olivier Hainque <hainque@act-europe.fr>
7143 * tree.c (int_fits_type_p): A narrower type always fits in a
7144 wider one, except for negative values into unsigned types.
7146 2005-01-01 Roger Sayle <roger@eyesopen.com>
7148 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7149 with the original constant rather than require TREE_OVERFLOW.
7151 2005-01-01 Steven Bosscher <stevenb@suse.de>
7154 * c-decl.c (finish_function): If compiling C99, annotate the
7155 compiler generated return with the current file name and line 0.
7156 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7157 the source line is greater than 0.
7158 (remove_bb): Likewise.
7160 See ChangeLog.12 for earlier changes.