1 2005-03-14 Roger Sayle <roger@eyesopen.com>
3 * real.h (struct real_format): Split the signbit field into two
4 two fields, signbit_ro and signbit_rw.
5 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
6 mips_double_format, ieee_extended_motorola_format,
7 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
8 ieee_extended_intel_128_format, ibm_extended_format,
9 mips_extended_format, ieee_quad_format, mips_quad_format,
10 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
11 i370_double_format, c4x_single_format, c4x_extended_format,
12 real_internal_format): Update initializers for new field.
13 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
14 real_format structure.
15 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
16 field of the real_format structure.
18 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
20 Fix PR tree-optimization/20458
22 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
23 DECL_EXTERNAL on STRUCT_FIELD tags.
24 (clear_call_clobbered): Ditto.
25 * tree-ssa-operands.c (note_addressable): Make sure the original
26 variable doesn't slip into the addressable list if we have
28 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
31 2005-03-14 Geoffrey Keating <geoffk@apple.com>
33 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
34 (-fwide-exec-charset): Likewise.
35 (-finput-charset): Likewise.
36 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
37 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
38 * c.opt (Wnormalized): New.
40 2005-03-14 Devang Patel <dpatel@apple.com>
42 * doc/invoke.texi: Add reference to Visibility document.
44 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
46 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
48 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
49 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
50 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
51 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
52 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
53 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
54 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
55 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
56 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
57 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
58 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
59 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
60 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
61 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
62 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
63 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
64 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
65 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
66 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
67 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
68 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
69 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
70 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
71 (TARGET_EXPLICIT_RELOCS): Delete.
72 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
73 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
74 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
75 (override_options): Set MASK_LONG64 if -mint64 is given and no
76 -mlongXX option is. Complain about -mint64 -mlong32.
77 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
78 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
79 * config/mips/mips.opt: New file.
81 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
83 * config.gcc (extra_options): New variable for listing option files.
84 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
85 * configure.ac (extra_opt_files): New AC_SUBST variable.
86 (tm_file_list, tm_include_list): Include options.h first.
87 * configure: Regenerate.
88 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
89 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
90 (s-options-h): New rule.
91 (options.h): Depend on it.
92 (TEXI_GCCINT_FILES): Add options.texi.
93 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
94 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
95 * target.h (gcc_target): Add default_target_flags and handle_option.
96 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
97 (TARGET_HANDLE_OPTION): New macros.
98 (TARGET_INITIALIZER): Include them.
99 * opt-functions.awk (opt_args, nth_arg): New functions.
100 (switch_flags): Handle the "Target" flag.
102 (var_name): Use opt_args and nth_arg.
103 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
104 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
105 macros for the "Mask" and "InverseMask" options.
106 * opts.h (cl_var_cond): New enum.
107 (cl_option): Replace the "has_set_value" and "set_value" fields with
108 "var_cond" and "var_value".
109 (CL_TARGET): New macro.
110 (option_enabled, print_filtered_help): Declare.
111 (decode_options): Move definition.
112 * opts.c (handle_option): Search for the original option before
113 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
114 var_cond and var_value fields. Use targetm.handle_option to handle
116 (decode_options): Set target_flags to targetm.default_target_flags.
117 (print_filtered_help): Make global. Handle CL_TARGET.
118 (option_enabled): New function.
119 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
120 (display_target_options, set_target_switch, print_switch_values)
121 (default_pch_valid_p): Guard uses of target_switches with
122 #ifdef TARGET_SWITCHES. Also...
123 (display_target_options): Display the CL_TARGET entries in cl_options.
124 (set_target_option): Don't complain about the "" option when
125 TARGET_SWITCHES is undefined.
126 (print_switch_values): Use option_enabled.
127 (default_pch_valid_p): Check cl_options[] when looking for something
128 that has changed the value of target_flags.
129 * c.opt: Remove documentation from top of file.
130 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
131 * doc/sourecebuild.texi: Refer to the new options documentation
132 instead of c.opt. Document machine-specific .opt files.
133 * doc/tm.texi (target_flags): Say that this variable is declared
135 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
136 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
138 * doc/options.texi: New file.
140 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
143 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
146 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
149 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
150 temporary variable of pointer type if an lvalues is required.
151 (gimplify_modify_expr_rhs): Request an rvalue from it.
152 (gimplify_expr): Pass fallback on.
154 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
156 * cfgbuild.c: Update comments.
158 2005-03-14 Roger Sayle <roger@eyesopen.com>
160 PR rtl-optimization/17236
161 * optabs.c (expand_doubleword_mult): New helper function split out
162 from expand_binop. Permute the order in which instructions are
163 emitted to minimize the number of simultaneously live registers.
164 (expand_binop): Call expand_doubleword_mult to synthesize a double
167 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
169 * basic-block.h: Update the prototypes of cached_make_edge and
171 * cfg.c (cached_make_edge): Take edge_cache representing one
172 row of the adjacency matrix of edges.
173 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
174 (make_edges): Initialize edge_cache to represent one row of
175 the adjacency matrix of edges.
177 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
179 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
181 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
182 Remove unused removed_phis variable.
183 (conditional_replacement): Use build1/build2.
184 (abs_replacement): Use last_and_only_stmt and build1/build2.
186 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
188 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
189 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
190 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
191 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
192 * c-common.c (handle_novops_attribute): New function.
193 (c_common_attribute_table): Add "no vops" entry.
194 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
195 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
196 * tree-ssa-operands.c (get_call_expr_operands): Do not
197 create virtual operands for calls with ECF_NOVOPS flag.
198 * tree.h (DECL_IS_NOVOPS): New macro.
199 (struct tree_decl): Add novops_flag.
200 (ECF_NOVOPS): New constant.
202 2005-03-14 Uros Bizjak <uros@kss-loka.si>
205 * config/i386/i386.c (x86_use_himode_fiop): New.
206 (x86_use_simode_fiop): Rename from x86_use_fiop.
207 * config/i386/i386.h (x86_use_himode_fiop): Declare.
208 (TARGET_USE_HIMODE_FIOP): New.
209 (x86_use_simode_fiop): Rename from x86_use_fiop.
210 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
212 * config/i386/i386.md (X87MODEI12): New mode macro define.
213 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
214 to implement x87 FP compare with HImode input operands.
215 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
216 Use X87MODEI12 mode macro to handle HImode input operands.
217 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
218 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
219 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
220 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
221 macro to implement x87 operators with HImode input operands.
222 (fop splitters): Use X87MODEI12 mode macro to handle HImode
225 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
227 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
229 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
232 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
234 * basic-block.h (BB_VISITED): Removed.
235 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
237 2005-03-14 Falk Hueffner <falk@debian.org>
240 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
242 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
244 * ggc-zone.c: Fix comment typos.
246 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
247 stringpool.c, config/mips/mips-protos.h: Update copyright.
249 2005-03-14 Alan Modra <amodra@bigpond.net.au>
251 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
252 throughout with its typedef, "rtx".
253 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
254 (rs6000_tls_symbol_ref_1): Remove inline keyword.
255 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
256 regs in comment to match code.
258 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
260 * except.c (check_handled): Make it static.
261 * except.h: Remove the corresponding prototype.
263 * function.c (get_func_frame_size): Make it static.
264 * function.h: Remove the corresponding type.
266 * regclass.c (reg_class_superclasses, reg_class_subclasses):
268 * hard-reg-set.h: Remove the corresponding declarations.
270 * tree-cfg.c (verify_stmts): Check that
271 bb_for_stmt (stmt) == bb for every PHI node and statement.
273 2005-03-14 Alan Modra <amodra@bigpond.net.au>
275 * config.gcc: Remove excess indentation.
276 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
278 2005-03-13 Roger Sayle <roger@eyesopen.com>
281 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
282 * fold-const.c (fold_sign_changed_comparison): Likewise.
283 (fold_binary): Optimize comparisons against widened operands if
284 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
286 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
288 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
289 (sparc_override_options): Initialize it.
290 (sparc_struct_value_rtx): Set it on the MEM to be returned.
292 2005-03-13 David Edelsohn <edelsohn@gnu.org>
294 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
295 (reg_or_none500mem_operand): New predicate.
296 (zero_reg_mem_operand): New predicate.
297 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
298 to reg_or_none500mem_operand.
299 (extendsfdf2_fpr): Add MEM alternative.
300 (extenddftf2_internal): Change operand2 predicate to
301 zero_reg_mem_operand.
303 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
305 * ggc-zone.c: Rewritten.
307 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
309 * configure.ac: Define GGC_ZONE for --with-gc=zone.
310 * config.in: Regenerated.
311 * configure: Regenerated.
312 * gengtype.c (write_types_process_field, write_func_for_structure):
313 Pass new argument to gt_pch_note_object.
314 * ggc-common.c (struct ptr_data): Add TYPE.
315 (gt_pch_note_object): Take TYPE argument and save it.
316 (call_count): Update call to ggc_pch_count_object.
317 (call_alloc): Update call to ggc_pch_alloc_object.
318 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
320 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
321 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
322 (ggc_alloc_zone_stat): Delete.
323 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
324 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
325 (ggc_pch_alloc_object): Update prototypes.
326 (garbage_zone): Delete.
327 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
328 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
330 (tree_id_zone): New variable.
331 (ggc_alloc_cleared_zone): Remove unused.
332 (ggc_alloc_zone): Define.
333 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
334 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
336 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
337 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
338 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
339 (make_node_stat): Likewise. Use tree_id_zone.
341 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
342 Joseph S. Myers <joseph@codesourcery.com>
344 * configure.ac: Check for MIPS TLS.
345 * configure: Regenerated.
346 * config/mips/mips-protos.h (enum mips_symbol_type): Add
347 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
348 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
349 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
350 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
351 (mips_classify_symbol, mips_symbolic_constant_p)
352 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
353 (mips_tls_operand_p, mips_call_tls_get_addr)
354 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
355 (mips_tls_symbol_ref_1): New functions.
356 (mips_legitimize_address, mips_legitimize_const_move): Call
357 mips_legitimize_tls_address.
358 (override_options): Handle V1_REG and TLS symbols. Disable TLS
360 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
361 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
362 (mips_char_to_class): Document V1_REG.
363 (HAVE_AS_TLS): Provide default.
364 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
366 (load_got<mode>): Renamed from *load_got<mode>. Allow when
368 (tls_get_tp_<mode>): New instruction.
370 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
372 * configure.ac: Update checks for target tools.
373 * configure: Regenerated.
375 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
377 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
379 2005-03-13 Roger Sayle <roger@eyesopen.com>
381 * expmed.c (expand_mult): Use synthetic multiplication sequences for
382 more classes of DImode multiplication by constant. Allow both
383 multiplication by small negative constants (by performing a
384 multiplication by a positive constant and negating the result) and
385 multiplications by large powers of two, by using a left shift.
387 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
389 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
390 of basic blocks into work_stack.
392 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
393 config/mips/vr.h: Update copyright.
395 * c-decl.c (c_init_decl_processing): Remove useless calls to
398 * builtins.c (fold_trunc_transparent_mathfn,
399 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
400 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
401 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
402 fold_builtin_strcpy, fold_builtin_strncpy,
403 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
406 * builtins.c (expand_builtin_mathfn_3): Remove local variable
409 * lambda-code.c (lambda_compute_auxillary_space): Remove local
410 variable determinant.
412 * tree-cfg.c (group_case_labels): Remove local variable type.
414 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
417 * tree-ssa-phiopt.c (value_replacement): Remove local variable
420 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
423 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
424 (*movmemqi_insn): Delete.
427 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
429 * builtins.c (fold_builtin_classify): Take decomposed
430 arguments of CALL_EXPR.
431 (fold_builtin_1): Update a call to fold_builtin_classify.
433 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
436 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
437 through into call to parser_xref_tag after parse error.
438 (c_parser_struct_declaration): Consistently return NULL_TREE on
441 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
443 * tree-flow-inline.h (ref_contains_array_ref): New function.
444 (lookup_subvars_for_var): Ditto.
445 (get_subvars_for_var): Ditto.
446 (var_can_have_subvars): Ditto.
448 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
449 (struct subvar): New type.
451 * tree-dfa.c (okay_component_ref_for_subvars): New function.
453 * tree-optimize.c (init_tree_optimization_passes): Call
454 pass_create_structure_vars.
456 * tree-ssa-alias.c: Include vec.h.
457 (init_alias_info): Don't auto-clear call clobbered on struct-field
459 (compute_flow_insensitive_aliasing): Handle subvars.
460 (group_aliases): Handle STRUCT_FIELD aliases.
461 (setup_pointers_and_addressables): Ditto.
462 Don't mark variables non-addressable if they still have
464 Also mark subvars addressable when the real variable is marked
466 (add_pointed_to_var): Try to prune the pointed-to set by only
467 pointing to subvars when possible.
468 Otherwise, make sure we set addresses_needed and pt_vars to
469 properly include subvars.
470 (bitpos_of_field): New function.
471 (push_fields_onto_fieldstack): Ditto.
472 (get_or_create_used_part_for): Ditto.
473 (create_overlap_variables_for): Ditto.
474 (find_used_portions): Ditto.
475 (create_structure_vars): Ditto.
476 (pass_create_structure_vars): New structure.
478 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
479 (get_expr_operands): Handle subvars. Also try to turn
480 COMPONENT_REF accesses into must-defs now that we can accurately
482 (note_addressable): Try to only mark as addressable those subvars
483 we know a COMPONENT_REF touches.
484 (overlap_subvar): New function.
486 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
487 Handle subvar storing.
488 (vect_address_analysis): Update caller of vect_object_analysis.
490 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
492 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
493 (STMT_VINFO_SUBVARS): New macro.
495 * common.opts: add flag_tree_salias.
497 * opts.c (decode_options): flag_tree_salias defaults to on.
499 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
501 * doc/tree-ssa.texi: Document structural alias analysis.
503 2005-03-12 Steven Bosscher <stevenb@suse.de>
505 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
506 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
507 * tree-ssa-operands.c (get_expr_operands): Likewise.
508 (get_expr_operands): Likewise for ERROR_MARK.
510 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
512 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
515 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
518 * tree-ssa-pre.c (compute_avail): Remove local variable val.
519 (mark_operand_necessary): Remove local variable ver.
521 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
524 * value-prof.c (mod_subtract_transform): Remove local variable
527 * builtins.c (fold_builtin_exponent): Take decomposed
528 arguments of CALL_EXPR.
529 (fold_builtin_1): Update a call to fold_builtin_exponent.
531 * builtins.c (fold_builtin_logarithm): Take decomposed
532 arguments of CALL_EXPR.
533 (fold_builtin_1): Update a call to fold_builtin_logarithm.
535 * c-decl.c (c_init_decl_processing): Remove local variables
536 ptr_ftype_void and ptr_ftype_ptr.
538 * gimplify.c (gimplify_expr): Remove local variables r0 and
541 * reg-stack.c (move_for_stack_reg): Remove local variable
543 (compare_for_stack_reg): Remove local variable flags_user.
544 (convert_regs_1): Remove local variable deleted.
546 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
548 (combine_blocks): Remove local variables exits and new_e.
550 * tree-inline.c (expand_call_inline): Remove local variable
553 * tree-ssa-live.c (create_ssa_var_map,
554 calculate_live_on_entry): Remove local variable snn.
556 2005-03-12 Geoffrey Keating <geoffk@apple.com>
558 * c-lex.c (c_lex_with_flags): Add parameter to call to
561 2005-03-11 Per Bothner <per@bothner.com>
563 * c-tree.h (struct c_declarator): New id_loc field.
564 * c-pragma.h (c_lex_with_flags): Take position reference.
565 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
566 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
567 (c_lex): Pass dummy location to c_lex_with_flags.
568 * c-parser.c (c_lex_one_token): Set c_token's location using
569 c_lex_with_flags, instead of input_location, which might be "ahead".
570 (c_parser_direct_declarator): Set declarator's id_loc from
572 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
573 declarator's id_loc, rather than probably-imprecise input_location.
574 (build_id_declarator): Initialize c_declarator's id_loc field.
576 2005-03-11 Roger Sayle <roger@eyesopen.com>
579 * builtins.c (expand_builtin_signbit): Force the signbit's word
580 into an integer register to avoid SUBREGs of floating point modes.
582 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
584 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
585 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
586 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
587 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
589 2005-03-11 David Edelsohn <edelsohn@gnu.org>
591 PR rtl-optimization/20306
592 * expr.c (emit_move_complex): Set try_int false if mode is
593 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
594 emit_block_move if try_int is true.
596 2005-03-11 Richard Henderson <rth@redhat.com>
599 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
600 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
603 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
605 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
606 (TARGET_FIX_VR4130): New macro.
607 (TARGET_OPTIONS): Add -mfix-vr4130.
608 (ISA_HAS_MACCHI): New macro.
609 (ASM_SPEC): Add -mfix-vr4130.
610 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
611 (override_options): Handle mips_fix_vr4130_string.
612 (mips_avoid_hazards): Clear all_noreorder_p
613 if we're working around VR4130 errata and the macc alternatives
615 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
616 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
617 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
618 (MULTILIB_DEFAULTS): Remove leading "march=".
619 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
620 if no architecture option is given.
621 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
623 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
624 * doc/invoke.texi: Document -mfix-vr4130.
626 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
628 * config/mips/mips.c (override_options): Only warn about -mint64
629 deprecation if TARGET_INT64.
631 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
633 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
634 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
635 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
636 are non-specific regarding the nonnull parameter positions.
637 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
638 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
639 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
640 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
642 * builtins.def: Use the non-specific "nonnull" attibute lists.
644 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
646 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
647 single_pred_edge, single_succ, single_pred): Improve comments.
649 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
651 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
652 single_pred_edge, single_succ, single_pred): New inline functions.
653 * bb-reorder.c (rotate_loop, find_traces_1_round,
654 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
655 duplicate_computed_gotos): Use the single_succ/pred functions.
656 * cfganal.c (forwarder_block_p): Ditto.
657 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
658 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
659 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
660 merge_seq_blocks): Ditto.
661 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
662 * cfglayout.c (fixup_reorder_chain): Ditto.
663 * cfgloop.c (mark_single_exit_loops, update_latch_info,
664 canonicalize_loop_headers, verify_loop_structure): Ditto.
665 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
666 mfb_update_loops, create_preheader, force_single_succ_latches,
667 create_loop_notes): Ditto.
668 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
669 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
670 commit_one_edge_insertion, purge_dead_edges,
671 cfg_layout_can_merge_blocks_p): Ditto.
672 * except.c (sjlj_emit_function_enter): Ditto.
673 * flow.c (init_propagate_block_info): Ditto.
674 * function.c (thread_prologue_and_epilogue_insns): Ditto.
675 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
676 insert_insn_end_bb): Ditto.
677 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
678 find_if_case_2): Ditto.
679 * lambda-code.c (perfect_nestify): Ditto.
680 * lcm.c (optimize_mode_switching): Ditto.
681 * loop-doloop.c (doloop_modify): Ditto.
682 * loop-init.c (loop_optimizer_init): Ditto.
683 * loop-iv.c (simplify_using_initial_values): Ditto.
684 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
685 * loop-unswitch.c (unswitch_loop): Ditto.
686 * modulo-sched.c (generate_prolog_epilog): Ditto.
687 * predict.c (combine_predictions_for_insn, estimate_probability,
688 tree_estimate_probability, last_basic_block_p,
689 estimate_bb_frequencies): Ditto.
690 * profile.c (branch_prob): Ditto.
691 * regrename.c (copyprop_hardreg_forward): Ditto.
692 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
693 * tracer.c (layout_superblocks): Ditto.
694 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
695 cfg_remove_useless_stmts_bb, cleanup_control_flow,
696 cleanup_control_expr_graph, disband_implicit_edges,
697 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
698 tree_verify_flow_info, tree_make_forwarder_block,
699 tree_forwarder_block_p, remove_forwarder_block,
700 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
701 * tree-if-conv.c (tree_if_conversion): Ditto.
702 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
703 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
704 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
705 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
706 copy_loop_headers): Ditto.
707 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
708 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
709 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
710 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
711 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
712 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
713 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
714 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
715 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
716 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
717 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
718 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
719 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
720 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
721 slpeel_add_loop_guard): Ditto.
723 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
725 PR tree-optimization/15784
726 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
729 * stmt.c (expand_case): Don't change index_type. Convert minval
732 PR tree-optimization/20130
733 * fold-const.c (fold): Fold x * -1 into -x.
735 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
737 PR rtl-optimization/20331
738 * rtlanal.c (modified_between_p): Check its address first for MEM.
739 (modified_in_p): Likewise.
741 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
743 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
745 2005-03-10 Steven Bosscher <stevenb@suse.de>
747 * expr.c (expand_expr_real_1): If possible, use a conditional
748 move for expanding MIN_EXPR and MAX_EXPR.
749 Use temp for moving around rtx-en.
751 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
754 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
757 2005-03-10 Roger Sayle <roger@eyesopen.com>
759 * builtins.c (expand_builtin_signbit): Extend to handle floating
760 point modes wider than the largest integer type, using the
761 operand_subword_force function to obtain the signbit's word.
763 2005-03-10 Jakub Jelinek <jakub@redhat.com>
766 * combine.c (try_combine): If recog_for_combine added CLOBBERs
767 to NEWI2PAT, fail to combine if they are used by NEWPAT.
769 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
771 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
773 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
775 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
777 (perform_edge_inserts): Unconditionally call
780 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
782 2005-03-10 Bob Wilson <bob.wilson@acm.org>
784 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
786 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
788 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
790 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
792 (rtl_register_value_prof_hooks,
793 tree_value_profile_transformations,
794 tree_register_value_prof_hooks): Likewise.
795 * var-tracking.c (stack_adjust_offset_pre_post,
796 variable_htab_free, variable_union, dataflow_set_different_2,
797 count_uses, variable_was_changed, set_frame_base_location,
798 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
799 vt_add_function_parameters): Likewise.
800 * varasm.c (named_section_real, named_section, make_decl_rtl,
801 asm_emit_uninitialised, assemble_integer, decode_addr_const,
802 const_hash_1, compare_constant, copy_constant, force_const_mem,
803 output_constant_pool_2, output_constant_pool_1, output_constant,
804 output_constructor, make_decl_one_only, decl_tls_model,
805 default_no_named_section, default_elf_select_section_1,
806 default_unique_section_1): Likewise.
807 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
808 * vmsdbgout.c (addr_const_to_string): Likewise.
811 * function.c (struct assign_parm_data_one): Remove last_named
813 (assign_parm_find_data_types): Don't determine last_named.
814 Reorder named_parm determination.
815 (assign_parms): Only setup varargs on the last non-varadic
818 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
820 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
821 sda base address on medium model.
823 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
825 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
826 * cfgloop.c (flow_loop_nodes_find): Export.
827 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
829 * cfgloopmanip.c (fix_loop_structure): New function.
830 * predict.c (predict_loops): Clean up the loops information.
831 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
832 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
834 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
835 (rewrite_into_loop_closed_ssa): Declaration changed.
836 * tree-loop-linear.c (linear_transform_loops): Add argument to
837 rewrite_into_loop_closed_ssa call.
838 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
839 * tree-ssa-loop-im.c (move_computations): Ditto.
840 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
841 * tree-vectorizer.c (vectorize_loops): Ditto.
842 * tree-optimize.c: Include cfgloop.h.
843 (execute_todo): Choose whether to call cleanup_tree_cfg or
844 cleanup_tree_cfg_loop.
845 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
846 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
847 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
848 cleanup_tree_cfg_loop call.
849 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
850 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
853 2005-03-10 Jakub Jelinek <jakub@redhat.com>
856 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
857 with multiple alternatives.
859 * stmt.c (parse_output_constraint): Fix a typo.
861 2005-03-09 Bob Wilson <bob.wilson@acm.org>
863 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
864 assembly directive instead of deprecated "no-generics".
866 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
868 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
869 for non-offsettable memory references to cope with outstanding reload
871 * config/s390/s390.md ("reload_outti"): Call find_replacement to
872 avoid losing outstanding address reloads.
873 ("reload_outdi", "reload_outdf"): Likewise.
875 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
877 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
878 code. Add more cbrt transformations.
880 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
882 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
884 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
886 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
887 NULL_TREE when a given tree is not simplified.
888 (fold): Return the original tree when any of the functions
889 mentioned above NULL_TREE.
891 * fold-const.c (fold_unary, fold_binary): Take decomposed
892 arguments, code, type, op0, and op1 in case of fold_binary.
893 (fold): Update calls to fold_unary and fold_binary.
895 2005-03-09 Roger Sayle <roger@eyesopen.com>
897 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
898 a fndecl and an arglist instead of a CALL_EXPR, exp.
900 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
902 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
904 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
906 * expr.c (expand_assignment): Remove orig_to_rtx.
908 * fold-const.c (int_const_binop): Remove no_overflow.
910 * ifcvt.c (noce_emit_move_insn): Remove inmode.
912 * loop-iv.c (get_biv_step_1): Remove lhs.
914 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
916 * real.c (real_nan): Remove neg.
918 * function.c (thread_prologue_and_epilogue_insns): Remove i
921 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
924 * tree-eh.c (tree_could_trap_p): Remove idx.
926 * tree-into-ssa.c (ann): Remove ann.
928 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
930 * tree-sra.c (decide_block_copy): Remove inst_count.
932 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
934 * tree-ssa-loop-im.c (lhs): Remove.
936 * cfgbuild.c (state, STATE, SET_STATE,
937 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
939 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
940 (find_basic_blocks): Set the state of each basic block to
943 2005-03-08 Jeff Law <law@redhat.com>
945 * tree-cfg.c (cleanup_control_flow): If removal of a computed
946 goto results in the removal of edges in the CFG, then we need
947 to recompute dominators.
949 2005-03-09 Ben Elliston <bje@au.ibm.com>
951 * c-common.c (c_do_switch_warnings): Comment fix.
953 2005-03-08 Julian Brown <julian@codesourcery.com>
955 * Patch from 2005-03-08 reverted for causing regressions and
956 ppc-darwin bootstrap failure.
958 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
960 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
961 Define the real function for ppc-darwin.
962 * c-typeck.c (convert_arguments): Check for target-specific
963 invalid argument call to unprototyped function.
964 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
966 * target.h (invalid_arg_for_unprototyped_fn): New field
968 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
970 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
973 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
975 * c-typeck.c (constructor_stack, constructor_range_stack,
976 initializer_stack): Make them static.
978 * cfg.c (rbi_pool): Make it static.
980 * gimple-low.c (lower_stmt_body): Make it static.
981 * tree-flow.h: Remove the corresponding prototype. Don't
984 * sched-deps.c (cache_size): Make it static.
986 * stor-layout.c (lang_adjust_rli): Make it static.
988 2005-03-08 Julian Brown <julian@codesourcery.com>
990 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
991 from being used for symbols with vague linkage when
992 HAVE_GAS_COMDAT_GROUP is true.
994 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
996 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
997 nlabel == JUMP_LABEL (jump).
999 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1001 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1002 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1003 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1004 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1006 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
1009 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1010 * c-common.c (handle_returns_twice): New function.
1011 (c_common_attribute_table): Declare eturns_twice' attribute.
1012 * doc/extend.texi: Document eturns_twice' attribute.
1013 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1014 (struct tree_decl): Add returns_twice_flag.
1016 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1018 * tree-ssa-phiopt.c: Fix a comment typo.
1020 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1021 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1022 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1025 2005-03-08 Richard Henderson <rth@redhat.com>
1027 * config/alpha/alpha.c (code_for_builtin): Replace special-case
1028 builtin codes with ctzdi2, clzdi2, popcountdi2.
1029 (struct alpha_builtin_def): Add is_const.
1030 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1031 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1032 (alpha_init_builtins): Init them. Set nothrow and const attributes
1034 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1035 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1036 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1037 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1038 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1039 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1040 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1041 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1042 (TARGET_FOLD_BUILTIN): New.
1043 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1044 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1046 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1048 2005-03-08 Ira Rosen <irar@il.ibm.com>
1050 PR tree-optimization/20122
1051 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1052 condition of access function instead of base.
1054 2005-03-07 Jeff Law <law@redhat.com>
1055 Steven Bosscher <stevenb@suse.de>
1057 * tree-cfg.c (find_taken_edge_computed_goto): New function.
1058 (find_taken_edge): Call find_taken_edge_computed_goto as
1059 appropriate. Allow any gimple invariant rather than just
1060 INTEGER_CST for VAL.
1061 (cleanup_control_flow): Cleanup a computed goto which has turned
1063 (tree_merge_blocks): If block B has any forced labels, move
1064 them to the start of block A.
1065 * tree-ssa-dom.c (thread_across_edge): Allow threading across
1066 computed gotos as well.
1067 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1068 removal of unnecessary computed gotos too.
1069 (lookup_redirection_data): Fix type of INSERT argument. Callers
1072 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
1074 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
1075 Remove trailing spaces.
1077 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1078 unshare_all_trees): Make them static.
1079 * tree-gimple.h: Remove the corresponding prototypes.
1081 * diagnostic.h: Remove unused prototype
1082 debug_output_buffer.
1083 * modulo-sched.c: Remove unused prototype
1084 set_row_column_for_ps.
1086 * tree-ssa-phiopt.c (tree_ssa_phiopt,
1087 replace_phi_edge_with_variable): Remove unused variable i.
1089 2005-03-07 Per Bothner <per@bothner.com>
1091 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1093 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
1096 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1097 bbs on the COND_EXPR instead of the PHI_NODEs.
1098 (candidate_bb_for_phi_optimization): Remove.
1099 (replace_phi_with_stmt): Rename to ...
1100 (replace_phi_edge_with_variable): this and change so that we
1101 replace the phi argument instead of removing the PHI.
1102 (conditional_replacement): Change so we deal with PHI with more
1104 (value_replacement): Likewise.
1105 (abs_replacement): Likewise.
1107 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
1109 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1110 output_e500_flip_gt_bit.
1112 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1114 (rs6000_generate_compare): Fix logic to look at the correct bits.
1115 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1117 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1118 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
1119 gen_move_from_CR_gt_bit.
1121 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1122 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1123 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1125 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1126 (E500_CR_IOR_COMPARE): New constant.
1128 2005-03-08 Earl Chew <earl_chew@agilent.com>
1129 David Billinghurst <David.Billinghurst@riotinto.com>
1131 * config/i386/host-cygwin.c: New file to support precompiled
1133 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1134 * config.host: Use above files for cygwin host.
1136 2005-03-07 David Edelsohn <edelsohn@gnu.org>
1138 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1139 ordering ops from earlier change.
1141 2005-03-07 Per Bothner <per@bothner.com>
1143 Various fixes to allow us to again build if --enable-mapped-location:
1144 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1145 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1146 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1147 local variable loc. Change logic appropriately.
1148 * tree-vect-transform.c (vect_finish_stmt_generation): Use
1149 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1150 * c-parser.c (c_parser_for_statement): Initialize loc variable.
1151 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1152 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1154 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
1156 PR rtl-optimization/19683
1157 * reload1.c (choose_reload_regs): Pass the number of bits, not the
1158 number of bytes, to smallest_int_for_mode. Fix arguments to
1159 REG_CANNOT_CHANGE_MODE_P.
1161 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1163 * reorg.c (relax_delay_slots): Check that the jump is
1164 conditional before trying to invert it.
1166 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1168 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1171 * calls (stack_arg_under_construction): Make it static.
1173 * flow.c (regs_live_at_setjmp): Make it static.
1174 * flow.h: Remove the corresponding prototype.
1176 * reload1.c (reload_startobj, reload_firstobj,
1177 something_needs_operands_changed, reload_inherited,
1178 reload_inheritance_insn, reload_override_in,
1179 reload_spill_index): Make them static.
1181 * recog.c (verify_changes): Make it static.
1182 * recog.h: Remove the corresponding prototype.
1184 * cfgbuild.c (find_sub_basic_blocks): Remove.
1185 * basic-block.h: Remove the corresponding prototype.
1186 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1188 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1190 * tree-ssa-operands.c (check_build_stmt): Remove.
1192 * stor-layout.c (set_alignment): Remove.
1193 * tree.h: Remove the corresponding prototype.
1195 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1197 * tree-ssa-dce.c (control_dependence_map,
1198 visited_control_parents): Make them static.
1200 * cfghooks.c (verify_flow_info): Remove local variable
1203 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1206 * loop-unswitch.c (unswitch_loop): Remove local variable src.
1208 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
1210 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1212 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
1214 * config/ia64/hpux.h (LINK_SPEC): Add -z.
1215 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1216 PARALLEL for an empty structure.
1218 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
1220 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1222 * fold-const.c (fold_binary): Unroll the very first "for"
1225 2005-03-06 David Edelsohn <edelsohn@gnu.org>
1227 * config/rs6000/predicates.md (branch_comparison_operator): Remove
1228 redundant match_code test.
1229 (scc_comparison_operator): Swap match_operand and match_code
1231 (branch_positive_comparison_operator): Same.
1232 (trap_comparison_operator): Use comparison_operator and swap with
1235 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
1238 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1239 (out_movhi_r_mr): Read low byte of volatile MEM first.
1240 (out_movhi_mr_r): Write high byte of volatile MEM first.
1242 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1244 * cselib.c (reg_values, reg_values_size): Make them static.
1246 * cse.c (cse_reg_info_table): Make it static.
1248 * fold-const.c (fold_unary): Use build1 instead of copy_node.
1250 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
1252 * cse.c (find_best_addr): Use canon_for_address.
1254 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1256 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1257 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1258 SUBREG and MEM, respectively.
1260 * fold-const.c (fold_binary): Use code instead of t.
1262 * fold-const.c (optimize_minmax_comparison): Take decomposed
1263 arguments code, type, op0, and op1 instead of t.
1264 (fold_binary): Update a call to optimize_minmax_comparison.
1266 * fold-const.c (fold_range_test): Take decomposed arguments
1267 code, type, op0, and op1 instead of t.
1268 (fold_binary): Update a call to fold_range_test.
1270 * fold-const.c (fold_binary_op_with_conditional_arg): Take
1271 decomposed arguments code, type, op0, and op1 instead of t.
1272 (fold_binary): Update a call to fold_range_test.
1274 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
1276 * fold-const.c (fold_binary): Avoid directly using the original
1277 expression t as much as possible.
1279 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1281 * c-semantics.c (build_stmt): Use TYPE_P instead of
1282 IS_NON_TYPE_CODE_CLASS.
1283 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1284 (NON_TYPE_CHECK): Use TYPE_P instead of
1285 IS_NON_TYPE_CODE_CLASS.
1287 * fold-const.c (fold): Remove handling of binary expressions.
1289 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
1291 * doc/c-tree.texi: Wrap comments in @r{}.
1292 * doc/cpp.texi: Likewise.
1293 * doc/cppinternals.texi: Likewise.
1294 * doc/extend.texi: Likewise.
1295 * doc/md.texi: Likewise.
1296 * doc/objc.texi: Likewise.
1297 * doc/sourcebuild.texi: Likewise.
1298 * doc/tm.texi: Likewise.
1301 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
1303 * predict.c (apply_return_prediction): Standardize PHI chain
1305 * tree-ssa.c (ssa_redirect_edge): Likewise.
1307 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1308 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1311 * tree-phinodes.c (remove_phi_node): Drop the last argument.
1312 * tree-flow.h: Adjust the prototype for remove_phi_node.
1313 * lambda-code.c (perfect_nestify): Adjust a call to
1316 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1317 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1319 * tree-ssa-dce.c (remove_dead_phis): Likewise.
1320 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1321 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1322 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1324 * combine.c (simplify_and_const_int): Use gen_int_mode instead
1325 of GEN_INT (trunc_int_for_mode (...)).
1326 * loop-iv.c (iv_number_of_iterations): Likewise.
1327 * postreload.c (reload_cse_move2add): Likewise.
1328 * simplify-rtx.c (simplify_const_unary_operation,
1329 simplify_const_binary_operation): Likewise.
1330 * stor-layout.c (get_mode_bounds): Likewise.
1332 * fold-const.c (fold_binary): New.
1333 (fold): Call fold_binary on binary expressions.
1335 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
1337 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1338 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1339 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1340 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1341 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1343 2005-03-04 Devang Patel <dpatel@apple.com>
1345 PR tree-optimization/18815
1346 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1347 loops with zero exit edges.
1349 2005-03-04 Devang Patel <dpatel@apple.com>
1351 * doc/invoke.texi: Remove reference to webpage that does not exist.
1353 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
1354 Joseph S. Myers <joseph@codesourcery.com>
1357 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1358 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1359 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1360 * pa.c (get_plabel): Change argument to symbol_ref. Call
1361 maybe_get_identifier instead of get_identifier.
1362 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1363 (struct deferred_plabel): Replace name field with symbol field.
1364 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1365 ASM_OUTPUT_EXTERNAL_REAL is defined.
1366 (output_global_address): Use output_addr_const for output of all
1368 (output_deferred_plabels): Use symbol_ref instead of name for address
1370 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1371 ASM_OUTPUT_SYMBOL_REF): New macros.
1372 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
1374 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1377 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
1379 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1380 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1382 2005-03-04 Jeff Law <law@redhat.com>
1384 * basic-block.h (rediscover_loops_after_threading): Declare.
1385 * tree-ssa-dom.c: Include cfgloop.h.
1386 (tree_ssa_dominator_optimize): Discover loops and some basic
1387 properties. Remove forwarder blocks recreated by loop header
1388 canonicalization. Also mark backedges in the CFG.
1389 * tree-ssa-threadupdate.c: Include cfgloop.h
1390 (rediscover_loops_after_threading): Define.
1391 (struct local_info): New field, JUMP_THREADED.
1392 (prune_undesirable_thread_requests): New function.
1393 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
1394 then record that fact for the callers of redirct_edges.
1395 (thread_block): If BB has incoming backedges, then call
1396 prune_undesirable_thraed_requests. Note when we are
1397 going to have to rediscover loop information. Return a
1398 boolean indicating if any jumps were threaded.
1399 (thread_through_all_blocks): Bubble up boolean indicating
1400 if any jumps were threaded.
1401 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1402 (tree-ssa-threadupdate.o): Similarly.
1404 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1406 * fold-const.c (fold_ternary): Unroll the "for" loop to
1409 2005-03-04 Andrew Haley <aph@redhat.com>
1411 * unwind-dw2-fde-glibc.c (struct
1412 unw_eh_callback_data.check_cache): New field.
1413 (frame_hdr_cache): New.
1414 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1415 Cache frame header info.
1417 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
1419 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1420 (print_c_condition): Declare.
1421 * read-rtl.c (ptr_loc): New structure.
1422 (ptr_locs, ptr_loc_obstack, joined_conditions)
1423 (joined_conditions_obstack): New variables.
1424 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1425 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1426 (join_c_conditions, print_c_condition): New functions.
1427 (apply_macro_to_string): Associate the new string with the same
1428 source location as the old one.
1429 (add_condition_to_string): Use join_c_conditions.
1430 (read_string): Use set_rtx_ptr_loc to record a filename and line
1431 number for the string.
1432 (read_rtx): Initialize the new variables above.
1433 * genattrtab.c (write_test_expr, write_attr_value): Use
1435 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
1436 comment above the GCC_VERSION check.
1437 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1438 Inline the definition of MAYBE_EVAL.
1439 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1440 * genoutput.c (process_template): Likewise.
1441 * genpreds.c (write_predicate_subfunction): Likewise.
1442 (write_predicate_expr): Use print_c_condition.
1443 * genrecog.c (write_cond): Likewise.
1444 * gensupport.c (process_rtx): Use join_c_conditions to join the
1445 conditions of a define_insn_and_split. Record a source location
1446 for the string after the "&&".
1447 (alter_test_for_insn): Use join_c_conditions.
1449 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
1452 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1453 PR tree-optimization/15784
1454 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1457 2005-03-04 Ben Elliston <bje@au.ibm.com>
1459 * gcc.c (option_map): Add --coverage.
1460 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1461 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1462 * config/darwin.h: Pass -lgcov for `coverage'.
1463 * doc/invoke.texi (Debugging Options): Document --coverage.
1465 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1467 * gcse.c (bypass_block): Use find_edge wherever possible.
1469 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
1473 * c-opts.c (c_common_parse_file): Call start_source_file
1474 and end_source_file at the approriate times.
1476 * dwarf2out.c (dwarf2out_finish): Don't auto-end
1477 the main file, it will be done for us now.
1479 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
1481 * fold-const.c (fold_ternary): New.
1482 (fold): Call fold_ternary on ternary expressions. Remove
1483 handling of ternary expressions.
1485 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
1487 PR tree-optimization/15784
1488 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
1491 2005-03-03 David Edelsohn <edelsohn@gnu.org>
1493 * config/rs6000/predicates.md (branch_comparison_operator):
1494 Convert from C block to conditional format.
1496 2005-03-03 Jan Hubicka <jh@suse.cz>
1498 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
1499 and non-constant public variables.
1501 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
1503 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
1506 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
1509 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
1510 calls to release_ssa_name and release_phi_node.
1512 * fold-const.c (fold): Remove handling of unary expressions.
1514 * fold-const.c (fold_unary): Avoid directly using the original
1515 expression t as much as possible.
1517 2005-03-03 Roger Sayle <roger@eyesopen.com>
1518 Andrew Pinski <pinskia@physics.uc.edu>
1520 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
1521 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
1523 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
1525 Describe special registers SRP and MOF as allocatable registers.
1526 * config/cris/cris.c (cris_md_asm_clobbers): New function.
1527 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
1528 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
1529 TARGET_HAS_MUL_INSNS.
1530 (cris_print_operand) <case 'd'>: New case.
1531 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
1532 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
1534 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
1535 (REG_ALLOC_ORDER): Update for MOF.
1536 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
1538 (GENERAL_REGS): No longer a define of ALL_REGS.
1539 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
1540 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
1542 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
1543 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
1544 (SECONDARY_RELOAD_CLASS): Define.
1545 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
1546 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
1547 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
1548 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
1549 (REGISTER_MOVE_COST): Define.
1550 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
1551 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
1552 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
1553 (CRIS_MOF_REGNUM): New define_constants.
1554 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
1556 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
1558 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
1559 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
1560 Adjust for MOF being properly described as a register.
1561 (indir_to_reg_split): Name this split. Conditionalize on the
1562 destination register being a general register.
1563 (movei): Conditionalize on on operands 0 and 1 having the same
1566 2005-03-03 Alan Modra <amodra@bigpond.net.au>
1569 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
1570 -mcpu to override any other explicitly given flags.
1572 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
1574 * recog.c (verify_changes, confirm_change_group): New functions,
1575 broken out of apply_change_group.
1576 (apply_change_group): Use them.
1577 * recog.h (verify_change, confirm_change_group): Declare.
1578 * rtl.h (redirect_jump_2): Declare.
1579 * jump.c (redirect_exp, invert_exp): Delete.
1580 (invert_exp_1): Take second parameter. Return value. Changed caller.
1581 (redirect_jump_2): New function, broken out of redirect_jump.
1582 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
1583 (invert_jump): Use invert_jump_1 and redirect_jump_2.
1584 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
1586 2005-03-02 Geoffrey Keating <geoffk@apple.com>
1588 * varasm.c (named_section): Use xstrdup rather than doing it by
1591 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
1593 2005-03-02 Devang Patel <dpatel@apple.com>
1595 Undo PR tree-optimization/18815 fix.
1597 2005-03-02 Devang Patel <dpatel@apple.com>
1599 PR tree-optimization/18815
1600 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1601 loops with zero exit edges.
1603 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1605 * cfg.c (connect_src, connect_dest, disconnect_src,
1606 disconnct_dest): New.
1607 (unchecked_make_edge, remove_edge, redirect_edge_succ,
1608 redirect_edge_pred): Use the new functions.
1610 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
1611 free_dominance_info only when needed.
1613 2005-03-02 David Edelsohn <edelsohn@gnu.org>
1616 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
1617 (reg_or_sub_cint64_operand): Same.
1619 2005-03-02 Jeff Law <law@redhat.com>
1621 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
1622 CFG_ALTERED in the main DOM iteration loop.
1624 2005-03-02 Mark Mitchell <mark@codesourcery.com>
1627 * varasm.c (initializer_constant_valid_p): Allow conversions
1628 between OFFSET_TYPEs. Tidy.
1630 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
1632 * config/cris/cris.md ("return"): Remove epilogue delay list
1635 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
1637 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
1639 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
1641 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
1643 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
1644 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
1645 config/m68k/m68k.c, config/mips/mips.h,
1646 config/rs6000/rs6000-protos.h, doc/contrib.texi,
1647 doc/include/gcc-common.texi: Update copyright.
1649 PR middle-end/18029 and PR middle-end/18030
1650 * expr.c (optimize_bitfield_assignment_op): Add a special case
1651 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
1653 * fold-const.c (fold_unary): New.
1654 (fold): Call fold_unary on unary expressions.
1656 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
1658 * cgraph.h (struct cgraph_edge): Add prev_caller and
1660 (cgraph_node_remove_callees): Export.
1661 * cgraph.c (cgraph_create_edge): Initialize prev_caller
1663 (cgraph_edge_remove_callee): New function.
1664 (cgraph_edge_remove_caller): Likewise.
1665 (cgraph_remove_edge): Use.
1666 (cgraph_redirect_edge_callee): Likewise.
1667 (cgraph_node_remove_callees): New function.
1668 (cgraph_node_remove_callers): Likewise.
1669 (cgraph_remove_node): Use.
1670 * tree-optimize.c (tree_rest_of_compilation): Use
1671 cgraph_node_remove_callees instead of manual loop.
1672 * cgraphunit.c (cgraph_finalize_function): Likewise.
1673 (cgraph_expand_function): Likewise.
1674 (cgraph_remove_unreachable_nodes): Likewise.
1676 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
1679 * c-tree.h (undeclared_variable, build_external_ref): Add extra
1681 * c-decl.c (undeclared_variable): Take location as argument.
1682 * c-typeck.c (build_external_ref): Likewise.
1683 * c-parser.c (c_parser_postfix_expression): Pass location of
1684 identifier to build_external_ref.
1686 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1688 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
1689 CCEQ mode for branch_positive_comparison_operator test.
1690 * config/rs6000/predicates (branch_comparison_operator): Revert to
1692 (scc_comparison_operator): Same.
1693 (branch_positive_comparison_operator): Same.
1695 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
1697 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
1698 (cris_delay_slots_for_epilogue): Remove.
1699 (save_last): Move into cris_target_asm_function_epilogue.
1700 (cris_target_asm_function_epilogue): Remove tests for file being
1702 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
1703 (cris_delay_slots_for_epilogue): Remove prototypes.
1704 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
1705 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
1707 2005-03-01 David Edelsohn <edelsohn@gnu.org>
1709 * config/rs6000/predicates.md (branch_comparison_operator): Change
1710 to define_special_predicate.
1711 (scc_comparison_operator): Same.
1712 (branch_positive_comparison_operator): Same.
1714 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
1716 * Makefile.in (tree-ssa-sink.o): New.
1717 (OBJS-common): Add tree-ssa-sink.o.
1718 * common.opt: Add -ftree-sink
1719 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
1720 * timevar.def (TV_TREE_SINK): new timevar.
1721 * tree-flow.h (is_hidden_global_store): Prototype.
1722 * tree-optimize.c (init_tree_optimization_passes): Add
1724 * tree-pass.h (pass_sink_code): New.
1725 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
1726 for non-obvious global store store to is_hidden_global_store, and
1727 call that new function.
1728 * tree-ssa-sink.c: New file.
1729 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
1730 * doc/passes.texi: Document forward store motion.
1731 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
1732 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
1733 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
1734 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
1736 2005-03-01 Per Bothner <per@bothner.com>
1738 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
1739 and we have a non-zero column-number, add it to the message.
1740 Also factor out the diagnostic_kind_text.
1742 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
1744 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
1745 flow_loop_pre_header_scan, flow_loop_pre_header_find,
1746 flow_loop_scan): Removed.
1747 (flow_loop_dump): Do not dump removed fields.
1748 (flow_loop_free): Do not free removed fields.
1749 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
1750 (loop_exit_edge_p): New function.
1751 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
1752 num_pre_header_edges, entry_edges, num_entries, exit_edges,
1753 num_exits, exits_doms.
1754 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
1755 LOOP_EDGES, LOOP_ALL): Removed.
1756 (flow_loop_scan): Declaration removed.
1757 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
1758 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
1760 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
1761 (if_convert): Call flow_loops_find and flow_loops_free
1762 when calling mark_loop_exit_edges.
1763 * cfgloopanal.c (mark_loop_exit_edges): Moved from
1764 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
1765 free_dominance_info calls.
1766 * loop-init.c (flow_loops_find): Ditto.
1767 * passes.c (rest_of_handle_branch_prob): Ditto.
1768 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
1769 * loop-unroll.c (analyze_insns_in_loop): Do not use
1771 * predict.c (predict_loops): Do not call flow_loop_scan.
1772 Use get_loop_exit_edges.
1773 (tree_estimate_probability): Do not pass flags to flow_loops_find.
1774 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
1775 Do not use EDGE_LOOP_EXIT.
1776 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
1777 to bb_with_exit_edge_p.
1778 (if_convertible_loop_p): Do not call flow_loop_scan. Use
1779 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
1780 to bb_with_exit_edge_p.
1781 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
1783 * tree-loop-linear.c (linear_transform_loops): Do not call
1784 flow_loop_scan. Use loop->single_exit.
1785 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
1786 (vect_analyze_loop_form): Do not call flow_loop_scan.
1787 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
1789 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
1791 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
1792 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
1793 slpeel_tree_duplicate_loop_to_edge_cfg,
1794 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
1795 Use loop_preheader_edge and loop->single_exit. Do not call
1798 2005-03-01 Nick Clifton <nickc@redhat.com>
1800 * config/arm/arm.c (thumb_find_work_register): Check all of the
1801 argument registers to see if they are free, and a couple of
1802 special cases where the last argument register but can be proved
1803 to be available during the function's prologue.
1804 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
1805 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
1806 thumb_unexpanded_epilogue): Use unsigned long as the type for the
1808 (thumb_compute_save_reg_mask): Likewise. Also use
1809 thumb_find_work_register() to ensure that there is agreement about
1810 which work register is going to be used in the prologue.
1811 (thumb_output_function_prologue): Use unsigned long as the type
1812 for the register bit-mask. Also delay pushing the link register if
1813 other high registers are going to be pushed.
1814 (thumb_compute_save_reg_mask, emit_multi_reg_push,
1815 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
1816 redundant prototypes.
1818 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
1821 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
1822 and after reload in REG+REG indexed addresses without REG_POINTER
1823 set in the base and not set in the index.
1825 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
1827 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
1828 Don't undefine here.
1829 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
1830 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
1831 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
1832 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
1833 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
1835 * config.gcc (sh*-*-linux*): Use config/linux.h.
1837 2005-02-28 Dale Johannesen <dalej@apple.com>
1838 Stan Shebs <shebs@apple.com>
1840 Rewrite of 64-bit Darwin structure-by-value pass/return.
1841 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
1842 intoffset, use_stack, named.
1843 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
1844 (rs6000_darwin64_record_arg_advance_flush): New.
1845 (rs6000_darwin64_record_arg_advance_recurse): New.
1846 (rs6000_darwin64_record_arg_flush): New.
1847 (rs6000_darwin64_record_arg_recurse): New.
1848 (rs6000_darwin64_record_arg): New.
1849 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
1850 (function_arg_boundary): Handle 128-bit aligned structs.
1851 (function_arg_advance): Rewrite darwin64 struct handling.
1852 (function_arg): Call rs6000_darwin64_record_arg.
1853 (function_arg_partial_nregs): Handle darwin64 structs.
1854 (rs6000_darwin64_function_value): Remove.
1855 (rs6000_function_value): Call rs6000_darwin64_record_arg.
1857 2005-02-28 Roger Sayle <roger@eyesopen.com>
1859 PR tree-optimization/20216
1860 * tree-chrec.c (tree_fold_factorial): Delete.
1861 (tree_fold_binomial): Change argument list to take a return type
1862 and change the type of K to unsigned int. Rewrite to avoid explicit
1863 evaluation of factorials, and (recursively) calling fold to perform
1864 compile-time arithmetic. Return NULL on (internal) overflow.
1865 (chrec_evaluate): Change type of K to an unsigned int. Avoid
1866 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
1867 if any intermediate calculation overflows.
1868 (chrec_apply): Update call to chrec_evaluate.
1870 2005-02-28 James E Wilson <wilson@specifixinc.com>
1872 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
1874 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
1877 * c-parser.c (c_parser_compound_statement): Return error_mark_node
1878 instead of NULL_TREE on error.
1880 2005-02-28 David Edelsohn <edelsohn@gnu.org>
1882 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
1883 (EASY_VECTOR_15_ADD_SELF): Remove.
1884 (num_insns_constant_wide): Not static.
1885 (validate_condition_mode): Not static.
1886 (toc_relative_expr_p): Not static.
1887 (legitimate_indirect_address_p): Not static.
1888 (macho_lo_sum_memory_operand): Not static.
1889 (invalid_e500_subreg): Not static.
1890 (easy_vector_same): Not static.
1891 (easy_vector_splat_const): Not static.
1892 (RS6000_SYMBOL_REF_TLS_P): Remove.
1893 (any_operand): Delete.
1894 (any_parallel_operand): Delete.
1895 (count_register_operand): Delete.
1896 (altivec_register_operand): Delete.
1897 (xer_operand): Delete.
1898 (s8bit_cint_operand): Delete.
1899 (short_cint_operand): Delete.
1900 (u_short_cint_operand): Delete.
1901 (non_short_cint_operand): Delete.
1902 (exact_log2_cint_operand): Delete.
1903 (gpc_reg_operand): Delete.
1904 (cc_reg_operand): Delete.
1905 (cc_reg_not_cr0_operand): Delete.
1906 (reg_or_short_operand): Delete.
1907 (reg_or_neg_short_operand): Delete.
1908 (reg_or_aligned_short_operand): Delete.
1909 (reg_or_u_short_operand): Delete.
1910 (reg_or_cint_operand): Delete.
1911 (reg_or_arith_cint_operand): Delete.
1912 (reg_or_add_cint64_operand): Delete.
1913 (reg_or_sub_cint64_operand): Delete.
1914 (reg_or_logical_cint_operand): Delete.
1915 (got_operand): Delete.
1916 (got_no_const_operand): Delete.
1917 (easy_fp_constant): Delete.
1918 (easy_vector_constant): Delete.
1919 (easy_vector_constant_add_self): Delete.
1920 (zero_constant): Delete.
1921 (zero_fp_constant): Delete.
1922 (volatile_mem_operand): Delete.
1923 (offsettable_mem_operand): Delete.
1924 (mem_or_easy_const_operand): Delete.
1925 (add_operand): Delete.
1926 (non_add_cint_operand): Delete.
1927 (logical_operand): Delete.
1928 (non_logical_cint_operand): Delete.
1929 (mask_operand): Delete.
1930 (mask_operand_wrap): Delete.
1931 (mask64_operand): Delete.
1932 (mask64_2_operand): Delete.
1933 (and64_operand): Delete.
1934 (and64_2_operand): Delete.
1935 (and_operand): Delete.
1936 (reg_or_mem_operand): Delete.
1937 (lwa_operand): Delete.
1938 (symbol_ref_operand): Delete.
1939 (call_operand): Delete.
1940 (current_file_function_operand): Delete.
1941 (input_operand): Delete.
1942 (rs6000_nonimmediate_operand): Delete.
1943 (rs6000_tls_symbol_ref): Delete.
1944 (save_world_operation): Delete.
1945 (restore_world_operation): Delete.
1946 (load_multiple_operation): Delete.
1947 (store_multiple_operation): Delete.
1948 (vrsave_operation): Delete.
1949 (mfcr_operation): Delete.
1950 (mtcrf_operation): Delete.
1951 (lmw_operation): Delete.
1952 (stmw_operation): Delete.
1953 (branch_comparison_operator): Delete.
1954 (branch_positive_comparison_operator): Delete.
1955 (scc_comparison_operator): Delete.
1956 (trap_comparison_operator): Delete.
1957 (boolean_operator): Delete.
1958 (boolean_or_operator): Delete.
1959 (min_max_operator): Delete.
1960 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
1961 (EASY_VECTOR_15): Moved to here.
1962 (EASY_VECTOR_15_ADD_SELF): Move to here.
1963 (PREDICATE_CODES): Delete.
1964 * config/rs6000/rs6000-protos.h: Delete predicate functions.
1965 Declare functions no longer static.
1966 * config/rs6000/predicates.md: New.
1967 * config/rs6000/rs6000.md: Include predicates.md
1969 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
1971 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
1972 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
1974 * cfgrtl.c (need_fake_edge_p): Likewise.
1975 * combine.c (distribute_notes): Likewise.
1976 * emit-rtl.c (try_split): Likewise.
1977 * recog.c (peephole2_opimize): Likewise.
1978 * reg-notes.def (ALWAYS_RETURN): Remove.
1979 * rtl.h (LCT_ALWAYS_RETURN): Remove.
1980 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
1981 * tree.h (ECF_ALWAYS_RETURN): Remove.
1983 2005-02-28 Roger Sayle <roger@eyesopen.com>
1986 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
1987 between different machine modes is never a "useless" conversion.
1989 2005-02-28 Geert Bosch <bosch@gnat.com>
1992 * doc/contrib.texi: List contributors for Ada front end
1994 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
1996 * simplify-rtx.c (simplify_unary_operation_1,
1997 simplify_const_unary_operation): New, extracted from...
1998 (simplify_unary_operation): ... this one.
1999 (simplify_binary_operation_1,
2000 simplify_const_binary_operation): New, extracted from...
2001 (simplify_binary_operation): ... this one.
2002 * rtl.h (simplify_const_unary_operation,
2003 simplify_const_binary_operation): Add prototypes.
2005 2005-02-28 Julian Brown <julian@codesourcery.com>
2007 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2008 building libjava and caused PR regression/20228.
2010 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2013 * Makefile.in (host_subdir): New.
2014 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
2015 * configure: Regenerate.
2017 2005-02-27 Zack Weinberg <zack@codesourcery.com>
2019 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2020 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2021 installation directory first.
2023 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
2026 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2027 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2028 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2029 * config/cris/cris.md: Tweak comments referring to Q.
2030 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2031 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2032 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2033 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2034 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2035 Insert spaces in constraints to align alternatives vertically for
2037 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
2040 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2042 PR rtl-optimization/17728
2043 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2044 operand 0 from general_operand to move_dest_operand.
2046 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2048 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2049 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2050 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2051 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2053 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
2055 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2056 * configure: Regenerate.
2057 * libada-mk.in: Remove CC; rename
2058 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2060 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
2063 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2064 for the lhs, also walk over the tree. Likewise for rhs.
2066 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
2068 * tree-ssa-dom.c (simple_iv_increment_p): New function.
2069 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2070 Do not propagate value of iv before increment over the increment.
2072 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
2074 * c-parser.c: New file.
2075 * c-parse.in: Remove.
2076 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2078 (c-parser.o): Add dependencies.
2079 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2080 maintainer-clean, TAGS): Update.
2081 * c-config-lang.in (gtfiles): Update.
2082 * gengtype-lex.l: Don't handle "@@".
2083 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2084 objc_build_synchronized, objc_begin_try_stmt,
2085 objc_begin_catch_clause, objc_finish_catch_clause,
2086 objc_build_finally_clause, objc_finish_try_stmt): New.
2087 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2089 (c_parse_init): Update comment.
2090 * c-decl.c (c_init_decl_processing): Update comment.
2091 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2092 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2093 new c_declspecs members.
2095 2005-02-25 Julian Brown <julian@codesourcery.com>
2097 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2098 from being used for symbols with vague linkage when
2099 HAVE_GAS_COMDAT_GROUP is true.
2101 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2103 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2105 2005-02-25 Steve Ellcey <sje@cup.hp.com>
2108 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2109 (LIBGCC2_HAS_DF_MODE): New.
2110 (LIBGCC2_HAS_XF_MODE): New.
2111 (LIBGCC2_HAS_TF_MODE): New.
2112 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2113 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2114 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2115 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2116 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2117 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2118 and add _fixtfdi, _fixunstfdi, _floatditf
2119 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2120 L_fixunstfdi, L_floatditf.
2121 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2122 (LIBGCC2_HAS_TF_MODE): Define.
2124 2005-02-25 Diego Novillo <dnovillo@redhat.com>
2126 PR tree-optimization/20204
2127 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2128 REWRITE_THIS_STMT markers on PHI nodes.
2129 (rewrite_initialize_block): Likewise.
2131 2005-02-25 Mark Mitchell <mark@codesourcery.com>
2133 * version.c (version_string): Update to 4.1.
2135 2005-02-25 Paolo Carlini <pcarlini@suse.de>
2137 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2138 Clarify that the alternative way doesn't work in GNU C++.
2140 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2142 PR tree-optimization/19937
2143 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2144 to the type of the induction variable.
2146 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
2148 PR rtl-optimization/20117
2149 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2150 the block including noncopyable insn.
2152 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2154 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2155 calls to find_reg_note.
2157 2005-02-24 Richard Henderson <rth@redhat.com>
2160 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2163 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
2165 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2166 vector types if to use base reg for misaligned non-word ld/std.
2168 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2171 * config/cris/cris.c (cris_target_asm_function_prologue): Create
2172 dwarf2 label manually and put it after, not before the prologue.
2174 2005-02-24 David Edelsohn <edelsohn@gnu.org>
2177 * reload.c (operands_match_p): Only increment register number for
2178 SCALAR_INT_MODE_P modes in multiple hard registers.
2180 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2183 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2185 * ChangeLog.5: Fix log message typo(s).
2186 * ChangeLog.7: Likewise.
2187 * ChangeLog.tree-ssa: Likewise.
2188 * cfgexpand.c: Fix comment typo(s).
2189 * conflict.c: Likewise.
2190 * defaults.h: Likewise.
2191 * dwarf2out.c: Likewise.
2193 * ggc-page.c: Likewise.
2194 * tree-eh.c: Likewise.
2195 * tree-ssa-dom.c: Likewise.
2197 2005-02-24 Jakub Jelinek <jakub@redhat.com>
2200 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2201 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2202 if SHARED is defined.
2205 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2206 allow splitting only if operands 0 and 3 don't overlap.
2208 2005-02-24 Richard Henderson <rth@redhat.com>
2211 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2212 (fold_builtin_1): Call them.
2213 * fold-const.c (fold_complex_mult_parts): Split out from ...
2214 (fold_complex_mult): ... here. Fix typo in both imaginary case.
2215 (fold_complex_div_parts, fold_complex_div): New.
2217 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2219 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2221 * tree-ssa-ccp.c (visit_assignment): Verify that result of
2222 VIEW_CONVERT_EXPR is_gimple_min_invariant.
2224 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2225 (print_node): Likewise.
2226 Print TYPE_SIZES_GIMPLIFIED.
2228 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
2230 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2231 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2232 operands as commutative in constraints.
2234 2005-02-24 Diego Novillo <dnovillo@redhat.com>
2236 * tree-into-ssa.c: Re-organize internal functions.
2238 2005-02-24 Richard Henderson <rth@redhat.com>
2241 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2243 * common.opt (fcx-limited-range): New.
2244 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2245 * toplev.c (flag_complex_method): Initialize to 1.
2246 (process_options): Set flag_complex_method to 0 if
2247 flag_cx_limited_range.
2248 * doc/invoke.texi (-fcx-limited-range): New.
2250 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
2252 * cse.c (delete_trivially_dead_insns): Speed up by using
2253 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2256 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
2258 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2259 functions when -mid-shared-library is being used.
2261 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
2263 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2264 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2265 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2266 * system.h: Poison LINK_LIBGCC_SPECIAL.
2268 2005-02-23 James E Wilson <wilson@specifixinc.com>
2270 * gengtype.c (note_insn_name): Make 1 element larger.
2272 2005-02-23 Roger Sayle <roger@eyesopen.com>
2275 PR rtl-optimization/20097
2276 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2277 BImode SUBREGs of SImode registers which confuse the ia64 backend.
2279 2005-02-23 David Edelsohn <edelsohn@gnu.org>
2281 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2282 * t-aix52 (SHLIB_INSTALL): Same.
2284 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
2286 * genpreds.c: Update copyright.
2288 2005-02-23 Michael Beach <michaelb@ieee.org>
2291 * config/sparc/t-elf (startup files): Assemble with CPP.
2293 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
2295 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2296 (write_predicate_expr): Likewise.
2298 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2300 PR tree-optimization/20100
2301 PR tree-optimization/20115
2302 * tree-optimize.c (init_tree_optimization_passes): Remove
2303 pass_maybe_create_global_var.
2304 * tree-pass.h (pass_maybe_create_global_var): Remove.
2305 * tree-ssa-alias.c (aliases_computed_p): Declare.
2306 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2307 (count_calls_and_maybe_create_global_var): Remove.
2308 (pass_maybe_create_global_var): Remove.
2309 (init_alias_info): Do not declare aliases_computed_p.
2310 (maybe_create_global_var): If the function contains no
2311 call-clobbered variables and a mix of pure/const and regular
2312 function calls, create .GLOBAL_VAR.
2313 Mark all call-clobbered variables for renaming.
2314 (merge_pointed_to_info): Update comment.
2315 (add_pointed_to_var): Likewise.
2316 (is_escape_site): Likewise.
2317 Accept struct alias_info * instead of size_t *.
2319 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2321 * tree-ssa-operands.c (get_call_expr_operands): If
2322 ALIASES_COMPUTED_P is false, do not add call-clobbering
2324 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2325 (delete_tree_ssa): Likewise.
2327 2005-02-22 James E Wilson <wilson@specifixinc.com>
2329 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2330 (do_compile): Do call it here.
2332 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2334 PR rtl-optimization/20017.
2335 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2336 rest_of_handle_cse2, rest_of_handle_gcse): Call
2337 delete_dead_jumptables immediately before calling cleanup_cfg.
2339 2005-02-22 Devang Patel <dpatel@apple.com>
2342 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2345 2005-02-22 David Edelsohn <edelsohn@gnu.org>
2347 * config/rs6000/aix.h (WINT_TYPE): Define.
2349 2005-02-22 Stan Shebs <shebs@apple.com>
2351 * config/rs6000/rs6000.c (rs6000_override_options): Default to
2352 natural alignment for 64-bit Darwin.
2353 (rs6000_parse_alignment_option): Warn about uses of -malign-power
2355 * doc/invoke.texi: Document this.
2357 2005-02-22 DJ Delorie <dj@redhat.com>
2359 * c-common.c (c_common_type_for_mode): Pass the mode's precision
2360 to make_[un]signed_type, not the mode itself.
2362 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
2364 * cfg.c (cached_make_edge): Call make_edge if edge cache is
2365 not available. Use tail calls wherever possible.
2366 (make_edge): Call unchecked_make_edge to create an edge.
2368 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2369 (coalesce_ssa_name): Don't check for
2370 SSANORM_USE_COALESCE_LIST.
2371 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2373 2005-02-22 Diego Novillo <dnovillo@redhat.com>
2375 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2376 (rewrite_into_ssa): ... here.
2378 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
2380 PR tree-optimization/19786
2381 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2382 tag to another's may-alias bitmap when adding to the other's list.
2384 2005-02-21 DJ Delorie <dj@redhat.com>
2386 * tree-ssa-loop-ivopts.c (computation_cost): Start register
2387 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2388 registers in unsupported ways.
2389 * expmed.c (init_expmed): Likewise.
2391 2005-02-21 Stan Cox <scox@redhat.com>
2393 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2395 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2397 * tree-cfg.c (fold_cond_expr_cond): New.
2398 (make_edges): Call fold_cond_expr_cond.
2399 (find_taken_edge): Accept nothing but INTEGER_CST.
2400 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2402 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2404 * flow.c (delete_dead_jumptables): Speed up by scanning insns
2405 that do not belong to any basic block.
2407 2005-02-21 Jeff Law <law@redhat.com>
2409 * cfganal.c (find_unreachable_blocks): Manually CSE load of
2412 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
2414 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2415 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2416 Adjust their definitions.
2417 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2418 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2420 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2421 genautomata.c, langhooks.c, langhooks.h, system.h,
2422 config/arm/lib1funcs.asm: Update copyright.
2424 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2426 * dbxout.c (dbxout_function_end): Emit Lscope label always.
2428 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
2431 * doc/install.texi: Document --with-gc.
2433 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
2435 * simplify-rtx.c (simplify_unary_operation): Add a missing
2438 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2440 PR tree-optimization/18663
2441 * tree-ssa-dom.c (extract_range_from_cond): Return 0
2442 if the type has variable bounds.
2444 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
2446 * gcse.c: Remove an obsolete comment.
2448 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2450 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
2452 * doc/extend.texi (Function Attributes) <Attribute const>: The
2453 attribute "pure" is below this text, not above.
2455 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2457 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2458 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2459 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2461 2005-02-20 Zack Weinberg <zack@codesourcery.com>
2464 * langhooks.h (struct lang_hooks): Add to_target_charset.
2465 * langhooks.c (lhd_to_target_charset): New function.
2466 * langhooks-def.h: Declare lhd_to_target_charset.
2467 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
2468 (LANG_HOOKS_INITIALIZER): Update.
2469 * c-common.c (c_common_to_target_charset): New function.
2470 * c-common.h: Declare it.
2471 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
2472 c_common_to_target_charset.
2474 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
2475 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
2477 * system.h: Poison them.
2478 * doc/tm.texi: Don't discuss them.
2479 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
2480 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
2481 (pp_c_char): Do not attempt to generate letter escapes for
2483 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
2484 * config/mips/mips.c (mips_output_ascii): Likewise.
2486 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
2488 PR tree-optimization/19951
2489 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
2492 2005-02-19 Steven Bosscher <stevenb@suse.de>
2495 * function.h (struct function): New field `max_loop_depth'.
2496 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
2497 (flow_loops_find): Reset the max loop depth count before finding loops.
2498 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
2499 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
2500 (calculate_global_regs_live): Make sure the loop will terminate
2501 when the initial sets are not empty.
2503 2005-02-19 Zack Weinberg <zack@codesourcery.com>
2505 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
2507 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
2509 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
2512 * doc/invoke.texi: Remove documentation of %M spec.
2514 (init_spec): Remove %M suffix from -lgcc_s.
2515 (do_spec_1): Remove 'M' case.
2516 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
2517 to put shared libraries in the multilib directory. Remove the
2518 shlib_so_soname substitution variable. Don't add a multilib encoding
2519 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
2520 reported by -print-multi-os-directory. Pass @multilib_dir@ to
2521 SHLIB_INSTALL as well as SHLIB_LINK.
2522 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
2523 (SHLIB_NAME): Delete.
2524 (SHLIB_DIR): New macro.
2525 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
2526 (SHLIB_INSTALL): Adjust accordingly.
2527 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
2528 * config/t-slibgcc-sld: Likewise.
2529 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
2530 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
2531 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
2533 (SHLIBUNWIND_INSTALL): Adjust accordingly.
2534 * config/i386/t-nwld (SHLIB_SONAME): Delete.
2535 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
2536 Use @shlib_base_name@ instead of @shlib_so_name@.
2537 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
2538 and @shlib_base_name@.so in @multilib_dir@.
2539 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
2540 to the install path.
2541 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
2542 (SHLIB_LINK): Remove previous workaround.
2543 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
2544 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
2545 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
2547 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
2548 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
2549 (SHLIB_INSTALL): Adjust accordingly.
2550 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
2551 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
2552 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
2553 config/t-slibgcc-elf-ver.
2555 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
2556 Jakub Jelinek <jakub@redhat.com>
2558 PR tree-optimization/19828
2559 * tree-ssa-loop-im.c: Add a TODO comment.
2560 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
2561 without side-effects.
2563 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2565 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
2568 2005-02-18 James E. Wilson <wilson@specifixinc.com>
2570 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
2571 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
2572 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
2574 (ia64_reorg): Delete fixup_errata call.
2575 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
2576 (TARGET_SWITCHES): Delete -mb-step entry.
2578 2005-02-19 Jakub Jelinek <jakub@redhat.com>
2581 * c-typeck.c (composite_type): Handle quals in transparent unions.
2582 (type_lists_compatible_p): Likewise.
2584 2005-02-18 Stan Shebs <shebs@apple.com>
2586 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
2587 expressions in the .literal8 section.
2589 2005-02-18 Geoffrey Keating <geoffk@apple.com>
2591 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
2593 2005-02-18 Roger Sayle <roger@eyesopen.com>
2595 * fold-const.c (constant_boolean_node): Always create values of the
2596 specified type, don't bother calling truthvalue_conversion.
2598 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2600 * except.c (output_function_exception_table): Call
2601 assemble_external_libcall (eh_personality_libfunc).
2603 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2606 * config/ia64/ia64.h (struct machine_function): Add state_num.
2607 * config/ia64/ia64.c (process_epilogue,
2608 process_for_unwind_directive): Use new unwind state numbers each
2609 time rather than state 1.
2611 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
2614 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
2615 before the "*llgt_didi" pattern.
2617 2005-02-18 Jason Merrill <jason@redhat.com>
2619 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
2621 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
2623 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
2624 (div0): Use it in place of ARM_FUNC_ALIAS.
2625 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
2627 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
2630 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
2631 access, the lower bound of the array type if it exists.
2633 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
2636 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
2637 cases that are out-of-range for the index type.
2639 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
2641 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
2642 (estimate_case_costs): Don't call convert.
2643 * expmed.c (expand_shift): Likewise.
2644 (make_tree): Call fold_convert instead of convert.
2646 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2649 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
2650 that ref to be marked MEM_READONLY_P doesn't have base that needs
2653 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
2655 * genautomata.c (output_get_cpu_unit_code_func,
2656 output_cpu_unit_reservation_p): Don't generate old-style function
2659 2005-02-18 Jakub Jelinek <jakub@redhat.com>
2662 PR tree-optimization/20009
2663 * convert.c (convert_to_integer): Revert 2005-02-16 change.
2665 PR tree-optimization/18947
2666 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
2667 inline, remove all nodes that are inlined into the extern inline
2670 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2672 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
2673 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
2674 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
2675 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
2678 2005-02-17 Roger Sayle <roger@eyesopen.com>
2680 PR tree-optimization/19917
2681 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
2682 to be potentially trapping.
2684 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
2686 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
2688 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
2690 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
2691 tem becomes a local variable which is set to the value of the
2692 back end defined INITIAL_FRAME_ADDRESS macro.
2693 (expand_builtin_frame_address): Omit the base parameter to
2694 expand_builtin_return_addr.
2695 (expand_builtin_profile_func): Likewise.
2696 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
2697 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
2698 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
2700 2005-02-17 Jakub Jelinek <jakub@redhat.com>
2702 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
2703 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
2704 * config/frv/frv.c (frv_function_epilogue): Likewise.
2706 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
2708 * lambda-code (perfect_nestify): Remove mark/unmark
2710 * tree-loop-linear.c (linear_transform_loops): Add
2711 rewrite_into_ssa call so that ssa is correct for
2712 rewriting into loop closed.
2714 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
2716 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
2717 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
2719 * bt-load.c (btr_def_live_range, combine_btr_defs,
2720 migrate_btr_def, migrate_btr_defs): Likewise.
2721 * cfgcleanup.c (thread_jump): Likewise.
2722 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2723 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
2724 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
2725 df_rd_local_compute, df_reg_info_compute): Likewise.
2726 * dominance.c (init_dom_info, free_dom_info): Likewise.
2727 * flow.c (init_propagate_block_info,
2728 free_propagate_block_info): Likewise.
2729 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
2730 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
2731 modify_reg_pav): Likewise.
2732 * loop-invariant.c (find_defs, find_invariant_insn,
2733 find_invariants, free_inv_motion_data): Likewise.
2734 * predict.c (tree_predict_by_opcode,
2735 estimate_bb_frequencies): Likewise.
2736 * stmt.c (expand_case): Likewise.
2737 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
2738 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
2739 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
2740 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
2741 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
2742 rewrite_ssa_into_ssa): Likewise.
2743 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2744 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
2745 analyze_edges_for_bb, perform_edge_inserts): Likewise.
2746 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
2747 * tree-sra.c (tree_sra): Likewise.
2748 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
2749 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2750 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
2751 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2752 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
2753 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
2755 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
2756 calculate_live_on_entry, calculate_live_on_exit,
2757 build_tree_conflict_graph): Likewise.
2758 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
2759 record_important_candidates, set_use_iv_cost, find_depends,
2760 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
2761 tree_ssa_iv_optimize_finalize): Likewise.
2762 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
2763 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
2764 tree_duplicate_loop_to_header_edge): Likewise.
2765 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
2766 * tree-ssa.c (verify_flow_insensitive_alias_info,
2767 verify_name_tags, verify_ssa, init_tree_ssa,
2768 delete_tree_ssa): Likewise.
2769 * tree-ssanames.c (marked_ssa_names, init_ssanames,
2770 fini_ssanames): Likewise.
2771 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
2773 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
2775 * config/rs6000/t-rtems: Completely reworked.
2777 2005-02-17 Ira Rosen <irar@il.ibm.com>
2779 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
2781 2005-02-17 Ira Rosen <irar@il.ibm.com>
2783 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
2784 POINTER_TYPE_P when checking that type is a pointer.
2785 (vect_get_memtag): Remove.
2786 (vect_address_analysis): Use POINTER_TYPE_P. Call
2787 vect_object_analysis with dummy parameter for memtag.
2788 (vect_object_analysis): Extract memtag (functionality that
2789 used to be in vect_get_memtag and moved here). Fix printings.
2790 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
2791 with correct parameters. Remove call to vect_get_memtag.
2793 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
2795 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
2796 (tree-vectorizer.o): Added missing dependencies.
2798 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
2800 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
2801 declaration in tree-vectorizer.c, now has an extern declaration in
2803 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2804 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2805 get_vectype_for_scalar_type, vect_is_simple_use,
2806 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2807 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
2808 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
2809 vectorizable_store, vectorizable_operation, vectorizable_assignment,
2810 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
2811 find_loop_location): Likewise.
2813 * tree-vectorizer.c (langhooks.h): #include removed.
2814 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
2815 moved to tree-vectorized.h.
2816 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2817 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
2818 get_vectype_for_scalar_type, vect_is_simple_use,
2819 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
2820 vect_supportable_dr_alignment, new_loop_vec_info,
2821 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
2822 vect_set_verbosity_level, find_loop_location): Likewise.
2824 (vect_analyze_loop): Function externalized. Declaration moved to
2825 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
2826 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
2827 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
2828 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
2829 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
2830 vect_enhance_data_refs_alignment, vect_analyze_operations,
2831 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
2832 vect_stmt_relevant_p, vect_get_loop_niters,
2833 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
2834 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
2835 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
2836 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
2837 vect_get_memtag): Likewise.
2839 (vectorizable_load): Function externalized. Declaration moved to
2840 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
2841 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
2842 vect_transform_loop): Likewise.
2843 (vect_transform_stmt): Moved to tree-vect-transform.c.
2844 (vect_align_data_ref, vect_create_destination_var,
2845 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
2846 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
2847 vect_get_vec_def_for_operand, vect_init_vector,
2848 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
2849 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
2850 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
2851 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
2852 vect_do_peeling_for_loop_bound): Likewise.
2854 * tree-vect-analyze.c: New file.
2855 * tree-vect-transform.c: New file.
2857 2005-02-17 Jason Merrill <jason@redhat.com>
2859 PR mudflap/19319, c++/19317
2860 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
2863 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
2865 * doc/install.texi (Specific): Update link for Darwin-specific
2868 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
2870 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
2871 constant_boolean_node.
2873 2005-02-16 David Edelsohn <edelsohn@gnu.org>
2876 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
2877 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
2879 2005-02-16 Richard Henderson <rth@redhat.com>
2882 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
2884 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
2885 replace uses with Wtype_MAXp1_F.
2886 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
2887 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
2888 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
2889 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
2890 and HAVE_TFMODE as appropriate.
2891 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
2892 (__floatdisf): Likewise.
2893 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
2894 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
2895 (Wtype_MAXp1_F): New.
2896 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
2897 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
2899 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
2902 * arm.c (arm_apply_result_size): New function.
2903 * arm.h (APPLY_RESULT_SIZE): Define.
2904 * arm-protos.h (arm_apply_result_size): Add prototype.
2905 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
2906 (movxf): New expand.
2907 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
2908 (call_value_symbol): Remove predicate for operand 0.
2909 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
2910 (untyped_call): Rework to correclty return values for any type.
2911 (untyped_return): New expand.
2912 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
2914 2005-02-16 Stan Shebs <shebs@apple.com>
2916 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
2917 * config/rs6000/t-darwin8: New, for 64-bit multilib.
2919 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2921 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
2922 configure settings on Solaris 7 and later.
2924 2005-02-16 Diego Novillo <dnovillo@redhat.com>
2926 PR tree-optimization/19865
2927 * tree-optimize.c (init_tree_optimization_passes): Run
2928 pass_may_alias after pass_sra.
2930 2005-02-16 Richard Henderson <rth@redhat.com>
2931 Stuart Hastings <stuart@apple.com>
2934 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
2935 Do nothing if debug info suppressed for this function.
2936 (dbxout_begin_function): Early exit if debug info suppressed for
2939 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
2942 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
2944 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2946 PR tree-optimization/19967
2947 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
2948 expand_builtin_strchr, expand_builtin_strrchr): Take a new
2949 argument TYPE. Adjust calls to fold_builtin_XXX.
2950 (expand_builtin, fold_builtin_1): Adjust calls to
2952 (fold_builtin_strchr, fold_builtin_strpbrk,
2953 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
2954 result to a requested type TYPE.
2956 2005-02-16 Jakub Jelinek <jakub@redhat.com>
2959 * fold-const.c (fold): Don't optimize (T)(x & cst) to
2960 (T)x & (T)cst if (T)cst overflows.
2961 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
2962 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
2964 2005-02-15 Jeff Law <law@redhat.com>
2966 * gcse.c (blocks_with_calls): New bitmap.
2967 (alloc_gcse_mem): Allocate it.
2968 (free_gcse_mem): Free it.
2969 (clear_modifY_mem_tables): Clear it.
2970 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
2971 when we encounter CALL_INSNs.
2972 (compute_transp, case MEM): Handle blocks with calls separate
2973 from blocks without calls. Use bitmap iterators rather than
2976 2005-02-15 Peter O'Gorman <peter@pogma.com>
2979 * mklibgcc.in (vis_hide): Use a temporary object file, not
2982 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
2985 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
2986 access optimization.
2988 2005-02-15 David Edelsohn <edelsohn@gnu.org>
2989 Alan Modra <amodra@bigpond.net.au>
2992 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
2993 (_xlqsub): Rename to __gcc_qsub.
2994 (_xlqmul): Rename to __gcc_qmul.
2995 (_xlqdiv): Rename to __gcc_qdiv.
2996 Provide versioned symbol aliases with old names.
2997 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
2998 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
2999 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
3000 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
3001 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
3003 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3005 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
3006 Fold ~(A - 1) and ~(A + -1) to -A.
3008 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
3012 * config/host-linux.c (linux_gt_pch_use_address): Copy from
3013 config/pa/pa-host.c:pa_gt_pch_use_address.
3015 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
3017 * tree-vn.c (get_value_handle): Make sure that given an
3018 is_gimple_min_invariant expression, we always return it.
3020 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3022 * passes.c (rest_of_handle_gcse): Fix a comment.
3024 2005-02-15 Jeff Law <law@redhat.com>
3026 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
3028 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
3029 (canon_list_insert, record_last_mem_set_info): Similarly.
3030 (clear_modify_mem_tables): Similarly.
3032 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
3034 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
3035 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
3036 config/mips/mips.md, config/rs6000/aix.h,
3037 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
3039 2005-02-15 Richard Henderson <rth@redhat.com>
3041 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
3042 call to be best_edge.
3044 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3046 * basic-block.h: Adjust the prototype for find_basic_blocks.
3047 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
3048 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
3051 * flow.c (recompute_reg_usage): Remove all arguments.
3052 * passes.c (rest_of_compilation): Adjust the call to
3053 recompute_reg_usage.
3054 * rtl.h: Adjust the prototype for recompute_reg_usage.
3056 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
3058 * tree-dump.c (dump_files): Update to reflect new member
3060 (dump_register): Add new argument.
3062 (dump_switch_p_1): Check against glob name if doglob was passed.
3063 (dump_switch_p): Check against regular first, then glob if
3064 we didn't have any hits on the dump name.
3065 * tree-optimize.c (register_one_dump_file):
3066 Pass in glob name as well.
3067 * tree-pass.h (struct dump_file_info): Add glob
3070 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
3072 PR preprocessor/16323
3073 * doc/invoke.texi: Document that -Wendif-labels is on by default.
3075 2005-02-14 David Edelsohn <edelsohn@gnu.org>
3078 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
3079 (trunctfdf2_internal1): New.
3080 (trunctfdf2_internal2): Renamed from trunctfdf2.
3082 2005-02-14 Diego Novillo <dnovillo@redhat.com>
3084 PR tree-optimization/19853
3085 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
3087 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
3089 * passes.c (rest_of_handle_loop_optimize): Remove calls to
3090 delete_dead_jumptables and cleanup_cfg.
3092 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
3094 * reload.c (find_reloads): Swap address_reloaded flags when
3095 swapping commutative operands.
3097 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
3099 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
3100 Use standard_iv_increment_position for computing the bsi position
3102 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
3105 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
3108 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
3109 life range of hard registers.
3110 * value-prof.c (insn_prefetch_values_to_profile): Only
3113 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
3114 profile in libcalls.
3116 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
3118 * bitmap.h (bitmap_and_compl_into): Return bool.
3119 * bitmap.c (bitmap_and_compl_into): Return changed flag.
3121 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3123 PR tree-optimization/19944
3124 * fold-const.c (fold): Re-add ABS_EXPR folding.
3126 2005-02-13 David Edelsohn <edelsohn@gnu.org>
3129 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
3130 {TARGET,MASK}_XL_COMPAT.
3131 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
3133 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
3134 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
3136 (rs6000_arg_partial_bytes): Same.
3137 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
3138 and XL compatibility enabled.
3139 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
3140 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
3141 test to final condition.
3142 (cmptf_internal2): New.
3143 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
3144 xl-compat. Add TFmode information to description.
3146 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
3148 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
3150 2005-02-13 Jason Merrill <jason@redhat.com>
3153 * fold-const.c (fold_indirect_ref_1): Split out from...
3154 (build_fold_indirect_ref): Here.
3155 (fold_indirect_ref): New fn.
3156 * tree.h: Declare it.
3157 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
3158 (gimplify_modify_expr_rhs): Likewise.
3159 (gimplify_expr): Likewise.
3161 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
3163 PR tree-optimization/14303
3164 PR tree-optimization/15784
3165 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
3166 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
3167 ABS_EXPR<x> != 0 to x != 0.
3169 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
3171 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
3172 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
3173 spelling conventions.
3175 * passes.c (rest_of_handle_gcse): Don't run cse_main and
3176 delete_trivially_dead_insns too many times.
3178 * passes.c (rest_of_handle_gcse): Remove dead assignments to
3181 2005-02-12 Ira Rosen <irar@il.ibm.com>
3183 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
3184 (vect_is_simple_iv_evolution): Remove redundant parameter
3186 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
3187 without last parameter.
3188 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
3189 Return pointer step. Call vect_is_simple_iv_evolution without
3190 last parameter. Check only that the step is multiple of size
3191 type. Remove stmt_vinfo updates.
3192 (vect_get_memtag_and_dr): Remove.
3193 (vect_get_memtag): New function.
3194 (vect_address_analysis): New function.
3195 (vect_object_analysis): New function.
3196 (vect_analyze_data_refs): Call vect_object_analysis and
3197 vect_get_memtag. Update stmt_vinfo fields.
3199 2005-02-12 Ira Rosen <irar@il.ibm.com>
3201 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
3202 exist and are objects. Remove checks for pointer.
3203 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
3204 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
3205 (vect_create_data_ref_ptr): Likewise.
3206 (vect_base_addr_differ_p): New function.
3207 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
3208 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
3209 Don't set the DR_BASE_NAME field of data-ref.
3210 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
3212 2005-02-12 Uros Bizjak <uros@kss-loka.si>
3214 * optabs.h (enum optab_index): Add new OTI_ldexp.
3215 (ldexp_optab): Define corresponding macro.
3216 * optabs.c (init_optabs): Initialize ldexp_optab.
3217 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
3219 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
3221 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
3222 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
3224 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
3225 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
3228 2005-02-12 Ira Rosen <irar@il.ibm.com>
3230 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
3232 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
3234 (vect_get_base_and_offset): Always return an address.
3235 (vect_create_addr_base_for_vector_ref): Remove treatment for
3236 different data reference types.
3237 (vect_compute_data_ref_alignment): Rename base to base_address in
3238 stmt_vec_info. Get the object in order to force its alignment.
3239 (vect_get_memtag_and_dr): Rename base to base_address in
3240 stmt_vec_info. Extract the object for memtag analysis.
3242 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
3244 PR regression/19898.
3245 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
3246 changes cc_status, use apply modified_in_p to part of cc_status
3247 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
3250 2005-02-11 Richard Henderson <rth@redhat.com>
3252 * tree-complex.c (expand_complex_libcall): New.
3253 (expand_complex_multiplication): Use it for c99 compliance.
3254 (expand_complex_division): Likewise.
3255 * fold-const.c (fold_complex_add, fold_complex_mult): New.
3257 * builtins.c (built_in_names): Remove const.
3258 * tree.c (build_common_builtin_nodes): Build complex arithmetic
3260 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
3261 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
3262 (built_in_names): Remove const.
3263 * c-common.c (c_common_type_for_mode): Handle complex modes.
3264 * flags.h, toplev.c (flag_complex_method): Rename from
3265 flag_complex_divide_method.
3266 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
3267 __mulsc3, __muldc3, __mulxc3, __multc3): New.
3268 * libgcc2.h: Declare them.
3269 * libgcc-std.ver: Export them.
3270 * mklibgcc.in (lib2funcs): Build them.
3272 2005-02-11 Steven Bosscher <stevenb@suse.de>
3274 PR tree-optimization/19876
3275 Partially revert my change from 2005-01-14
3276 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
3277 (compute_antic): ...and remove the loop here.
3279 2005-02-11 Jakub Jelinek <jakub@redhat.com>
3282 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
3283 is number of inner's bits, avoid creating a BIT_FIELD_REF.
3285 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
3286 crtend.o if -pie. Use %{x:a;:b} spec syntax.
3288 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
3290 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
3291 offsets for the big-endian 32-bit case.
3293 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
3295 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
3297 2005-02-11 Dale Johannesen <dalej@apple.com>
3299 * cselib.c (cselib_process_insn): Clear out regs where
3300 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
3301 * reload.c (find_equiv_reg): Ditto.
3303 2005-02-11 Ian Lance Taylor <ian@airs.com>
3305 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
3308 * tree.c (build_function_type_list): Work correctly if there are
3311 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
3313 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
3314 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
3315 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
3316 TARGET_ZARCH instead of TARGET_64BIT.
3318 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
3320 * config/rs6000/t-rtems:
3321 (MULTILIB_OPTIONS): Remove mcpu=602.
3322 (MUTLILIB_DIRNAMES): Remove m602.
3323 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
3324 Let mcpu=602 match mcpu=603.
3325 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
3327 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3329 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
3332 2005-02-10 David Daney <ddaney@avtrex.com>
3334 * config/alpha/linux-unwind.h: Add exception clause to copyright.
3335 * config/i386/linux-unwind.h: Likewise.
3336 * config/ia64/linux-unwind.h: Likewise.
3337 * config/mips/linux-unwind.h: Likewise.
3338 * config/pa/linux-unwind.h: Likewise.
3339 * config/rs6000/linux-unwind.h: Likewise.
3340 * config/s390/linux-unwind.h: Likewise.
3341 * config/sh/linux-unwind.h: Likewise.
3342 * config/sparc/linux-unwind.h: Likewise.
3344 2005-02-10 Steven Bosscher <stevenb@suse.de>
3346 PR tree-optimization/17549
3347 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
3348 TER to replace a DEF with its expression if the DEF and the
3349 rhs of the expression we replace into have the same root
3352 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
3354 * config/mips/mips.md: Fix the placement of the match_scratch in the
3357 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3359 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
3362 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
3364 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
3365 (strip_offset): Handle addresses.
3366 (add_address_candidates): Use strip_offset.
3367 (difference_cost): Reflect strip_offset change.
3368 (force_var_cost, difference_cost): Strip nops.
3370 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
3372 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
3374 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
3375 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
3376 config/cris/cris-protos.h, config/cris/cris.c: Update
3379 2005-02-10 Jeff Law <law@redhat.com>
3381 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
3382 (lookup_avail_expr): Similarly.
3384 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
3386 * builtins.c (fold_builtin_powi): New function.
3387 (fold_builtin_1): Call it.
3389 2005-02-10 Steven Bosscher <stevenb@suse.de>
3391 PR documentation/19309
3392 * doc/cpp.texi: The __GNUC__ and related predefined macros
3393 are also defined for the "standalone" cpp.
3394 Some non-GCC compilers may also define __GNUC__.
3396 2005-02-10 Jakub Jelinek <jakub@redhat.com>
3399 * c-typeck.c (common_type): New routine. Old common_type renamed
3401 (c_common_type): ...this.
3402 (build_conditional_expr, build_binary_op): Use c_common_type instead
3405 2005-02-10 Steven Bosscher <stevenb@suse.de>
3407 * doc/md.texi: Replace @samp{length} with @code{length}.
3409 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
3411 PR tree-optimization/18687
3412 * tree-flow.h (find_loop_niter): Declare.
3413 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
3414 Try using scev even for loops with more than one exit.
3415 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
3416 (struct ivopts_data): Added niters field.
3417 (struct nfe_cache_elt): New.
3418 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
3420 (tree_ssa_iv_optimize_init): Initialize niters cache.
3421 (determine_number_of_iterations): Removed.
3422 (find_induction_variables): Do not call determine_number_of_iterations.
3423 Access niters for single exit through niter_for_single_dom_exit.
3424 (add_iv_outer_candidates): Access niters for single exit through
3425 niter_for_single_dom_exit.
3426 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
3427 number_of_iterations_cond.
3428 (iv_period): New function.
3429 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
3430 (may_replace_final_value): Take data argument. Use
3431 niter_for_single_dom_exit.
3432 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
3433 (rewrite_use_compare): Pass data to may_eliminate_iv.
3434 (rewrite_use_outer): Pass data to may_replace_final_value.
3435 (free_loop_data): Clean up the niters cache.
3436 (tree_ssa_iv_optimize_finalize): Free the niters cache.
3437 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
3438 * tree-ssa-loop-niter.c (find_loop_niter): New function.
3439 (find_loop_niter_by_eval): Use tree_int_cst_lt.
3440 (num_ending_zeros): Moved to tree.c.
3441 * tree.h (num_ending_zeros): Declare.
3442 * tree.c (num_ending_zeros): Moved from tree.c.
3444 2005-02-09 Richard Henderson <rth@redhat.com>
3446 * builtins.c (DEF_BUILTIN): Add COND argument.
3447 * tree.h (DEF_BUILTIN): Likewise.
3448 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
3449 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
3451 (DEF_BUILTIN_STUB): New.
3452 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
3453 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
3454 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
3455 * c-common.c (DEF_BUILTIN): Add COND argument.
3456 * tree.c (local_define_builtin): New.
3457 (build_common_builtin_nodes): New.
3459 2005-02-09 Roger Sayle <roger@eyesopen.com>
3461 * fold-const.c (fold_strip_sign_ops): New function to simplify a
3462 floating point expression ignoring the sign of the result.
3463 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
3464 (fold) <MULT_EXPR>: Use it to simplify x*x.
3465 * tree.h (fold_strip_sign_ops): Prototype here.
3466 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
3467 argument. Use fold_strip_sign_ops to simplify the first argument.
3468 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
3469 first argument when the second argument is an even integer
3470 constant, but only with -funsafe_math_optimizations.
3471 (fold_builtin_1): Update call to fold_builtin_copysign.
3473 2005-02-09 Ian Lance Taylor <ian@airs.com>
3476 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
3477 just check whether EH_FILTER_FAILURE falls through.
3479 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
3481 * gcc/haifa-sched.c (schedule_block): Make queued sched group
3482 insns return to ready list in the next turn.
3484 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3487 * builtins.def: New __builtin_powi[lf].
3488 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
3489 (expand_builtin_powi): New function.
3490 (expand_builtin): Dispatch to expand_builtin_powi.
3491 * libgcc2.h: Add prototypes for __builtin_powi[lf].
3492 * libgcc2.c: Add __builtin_powi[lf] implementation.
3493 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
3494 * optabs.h: Add powi_optab.
3495 * optabs.c (init_optabs): Initialize powi_optab.
3496 * doc/extend.texi: Document __builtin_powi[lf].
3498 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
3500 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
3503 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
3506 * fold-const.c (try_move_mult_to_index): Remove redundant
3507 type argument. Create ADDR_EXPR with correct type.
3508 (fold): Update callers of try_move_mult_to_index. Convert
3509 result to the appropriate type.
3511 2005-02-09 Roger Sayle <roger@eyesopen.com>
3514 * config/avr/avr.c (default_rtx_costs): Delete.
3515 (avr_operand_rtx_cost): New function.
3516 (avr_rtx_costs): Completely rewrite.
3518 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
3521 * config/cris/cris.c (in_code): New variable.
3522 (cris_output_addr_const): Now a static function, a wrapper for
3524 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
3525 case from old cris_output_addr_const.
3526 (cris_asm_output_label_ref): Similar for LABEL_REF.
3527 (cris_output_addr_const_extra): Similar for UNSPEC.
3528 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
3529 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
3530 * config/cris/cris-protos.h (cris_output_addr_const): Remove
3532 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
3533 (cris_asm_output_label_ref): Declare.
3535 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
3537 PR preprocessor/19801
3538 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
3539 filenames that changed when libcpp was moved to the toplevel.
3541 2005-02-07 Roger Sayle <roger@eyesopen.com>
3543 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
3544 zero extensions of BImode operands. Call lowpart_subreg instead
3545 of gen_lowpart_common and gen_lowpart_SUBREG.
3547 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
3550 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
3551 * configure.ac: Set cc_for_cross_gnattools.
3552 * configure: Regenerate.
3554 2005-02-08 Alan Modra <amodra@bigpond.net.au>
3557 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
3559 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3562 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
3563 of nested functions.
3565 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
3567 * doc/extend.texi: Document deprecated extensions allowing
3568 static floating-point members to have initializers and allowing
3569 floating-point literals in integral constant expressions.
3571 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
3573 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
3574 config/darwin7.h, config/mips/mips.c,
3575 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
3578 * cse.c: Update comments.
3580 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
3583 * builtins.c (fold_builtin_sqrt): Transform
3584 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
3587 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
3588 Dorit Naishlos <dorit@il.ibm.com>
3590 * doc/invoke.texi (ftree-vectorizer-verbose): New.
3591 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
3592 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
3594 * tree.h (vect_set_verbosity_level): New extern function declaration
3596 * tree-vectorizer.h (verbosity_levels): New enum type.
3597 * tree-vectorizer.c (vect_debug_stats): Function removed.
3598 (vect_debug_details): Likewise.
3599 (vect_verbosity_level): Global variable was defined and initialized.
3600 (vect_dump): Global variable definition.
3601 (vect_print_dump_info): New function.
3602 (vect_set_dump_settings): New function.
3603 (vect_set_verbosity_level): New function.
3604 (vectorize_loops): Add call to vect_set_dump_settings.
3606 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
3607 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3608 (slpeel_tree_peel_loop_to_edge): Likewise.
3610 (vect_analyze_offset_expr): Call to vect_print_dump_info with
3611 appropriate verbosity level instead of call to vect_debug_details
3612 or vect_debug_stats.
3613 (vect_get_base_and_offset):
3614 (vect_create_addr_base_for_vector_ref):
3615 (get_vectype_for_scalar_type):
3616 (vect_create_data_ref_ptr):
3618 (vect_get_vec_def_for_operand):
3619 (vect_finish_stmt_generation):
3620 (vectorizable_assignment):
3621 (vectorizable_operation):
3622 (vectorizable_store):
3623 (vectorizable_load):
3624 (vect_transform_stmt):
3625 (vect_update_ivs_after_vectorizer):
3626 (vect_do_peeling_for_loop_bound):
3627 (vect_update_inits_of_drs):
3628 (vect_do_peeling_for_alignment):
3629 (vect_transform_loop):
3630 (vect_is_simple_use):
3631 (vect_analyze_operations):
3632 (vect_is_simple_iv_evolution):
3633 (vect_analyze_scalar_cycles):
3634 (vect_analyze_data_ref_dependence):
3635 (vect_analyze_data_ref_dependences):
3636 (vect_compute_data_ref_alignment):
3637 (vect_enhance_data_refs_alignment):
3638 (vect_analyze_data_refs_alignment):
3639 (vect_analyze_data_ref_access):
3640 (vect_analyze_data_ref_accesses):
3641 (vect_analyze_pointer_ref_access):
3642 (vect_get_memtag_and_dr):
3643 (vect_analyze_data_refs):
3644 (vect_mark_relevant):
3645 (vect_stmt_relevant_p):
3646 (vect_mark_stmts_to_be_vectorized):
3647 (vect_can_advance_ivs_p):
3648 (vect_get_loop_niters):
3649 (vect_analyze_loop_form):
3650 (vect_analyze_loop):
3651 (vectorize_loops): Likewise.
3653 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
3654 (vect_update_inits_of_drs):
3655 (vect_do_peeling_for_alignment):
3656 (vect_transform_loop):
3657 (vect_analyze_operations):
3658 (vect_analyze_scalar_cycles):
3659 (vect_analyze_data_ref_dependences):
3660 (vect_analyze_data_refs_alignment):
3661 (vect_analyze_data_ref_accesses):
3662 (vect_analyze_data_refs):
3663 (vect_mark_stmts_to_be_vectorized):
3664 (vect_get_loop_niters):
3665 (vect_analyze_loop_form):
3666 (vect_analyze_loop): Likewise.
3667 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
3669 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
3673 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
3674 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
3675 either -ffast-math or -funsafe-math-optimizations is in use.
3677 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
3678 * config/mips/irix-csr.c: New file.
3679 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
3680 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
3681 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
3684 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
3686 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
3687 redundant, incorrect definitions.
3689 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
3691 ("*tls_indirect_call"): New, reference hard regs directly.
3692 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
3694 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3696 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
3697 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
3699 2005-02-06 Roger Sayle <roger@eyesopen.com>
3701 PR rtl-optimization/19800
3702 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
3703 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
3706 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
3708 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
3710 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
3713 * doc/invoke.texi: Correct documentation of -freorder-functions.
3715 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3718 * doc/invoke.texi: Don't mention gccbug.
3720 2005-02-06 Roger Sayle <roger@eyesopen.com>
3721 Andrew Pinski <pinskia@physics.uc.edu>
3722 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
3724 * simplify-rtx.c (simplify_relational_operation_1): Simplify
3725 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
3726 into just (zero_extract:SI FOO (const_int 1) BAR).
3728 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3730 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
3731 macro locally. Don't give last revision date. Use GCC version
3732 number from gcc-common.texi.
3733 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
3734 revision date. Use GCC version number from gcc-common.texi.
3735 Describe being a library as current state rather than as 3.x
3737 * doc/gcc.texi: Remove last update date.
3738 * doc/gccint.texi: Likewise. Update copyright dates.
3739 * doc/install.texi: Update copyright dates.
3741 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
3744 * doc/invoke.texi: Mention for each option included in -Wall that
3745 it is included in -Wall.
3746 * doc/gcc.texi: Update copyright and last modification date.
3748 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3750 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
3751 unnecessary cast to original induction variable increments.
3753 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3755 PR tree-optimization/18219
3756 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
3757 in distributed form.
3759 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
3761 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
3762 Set bitpos and offset later in the function. Do nothing if the
3763 target is a register and if the bitfield lies completely outside
3765 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
3766 here. Return an uninitialised register if the source value is stored
3767 in a register and the bitfield lies completely outside that register.
3769 2005-02-06 Steven Bosscher <stevenb@suse.de>
3771 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
3774 2005-02-06 Marcin Dalecki <martin@dalecki.de>
3776 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
3778 2005-02-06 Geoffrey Keating <geoffk@apple.com>
3780 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
3781 * config/darwin8.h: New.
3782 * config/darwin7.h: Update comment.
3784 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3785 Dorit Naishlos <dorit@il.ibm.com>
3787 * tree-vectorizer.h (LOC): New type.
3788 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
3789 (loop_line_number): New field in struct _loop_vec_info.
3790 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
3792 * tree-vectorizer.c (input.h): Included.
3793 (find_loop_location): New function.
3794 (vect_debug_stats): Argument changed from loop to LOC. Computation of
3795 loop line number removed.
3796 (vect_debug_details): Likewise.
3797 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
3799 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
3800 call to vect_debug_details/stats changed from loop to loop_loc.
3801 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
3802 (slpeel_tree_peel_loop_to_edge): Likewise.
3804 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
3805 changed from NULL to UNKNOWN_LOC.
3806 (vect_get_base_and_offset):
3807 (vect_create_addr_base_for_vector_ref):
3808 (get_vectype_for_scalar_type):
3809 (vect_create_data_ref_ptr):
3811 (vect_get_vec_def_for_operand):
3812 (vect_finish_stmt_generation):
3813 (vectorizable_assignment):
3814 (vectorizable_operation):
3815 (vectorizable_store):
3816 (vectorizable_load):
3817 (vect_transform_stmt):
3818 (vect_update_ivs_after_vectorizer):
3819 (vect_do_peeling_for_loop_bound):
3820 (vect_do_peeling_for_alignment):
3821 (vect_transform_loop):
3822 (vect_is_simple_use):
3823 (vect_analyze_operations):
3824 (vect_is_simple_iv_evolution):
3825 (vect_analyze_scalar_cycles):
3826 (vect_analyze_data_ref_dependences):
3827 (vect_compute_data_ref_alignment):
3828 (vect_enhance_data_refs_alignment):
3829 (vect_analyze_data_ref_access):
3830 (vect_analyze_data_ref_accesses):
3831 (vect_analyze_pointer_ref_access):
3832 (vect_get_memtag_and_dr):
3833 (vect_analyze_data_refs):
3834 (vect_mark_relevant):
3835 (vect_stmt_relevant_p):
3836 (vect_mark_stmts_to_be_vectorized):
3837 (vect_can_advance_ivs_p):
3838 (vect_get_loop_niters):
3839 (vect_analyze_loop):
3840 (vectorize_loops): Likewise.
3842 (vectorizable_load): Argument in call to vect_debug_details/stats
3843 changed from loop to LOOP_LOC (loop_vinfo).
3844 (vect_transform_loop):
3845 (vect_analyze_operations):
3846 (vect_analyze_scalar_cycles):
3847 (vect_analyze_data_ref_dependence):
3848 (vect_enhance_data_refs_alignment):
3849 (vect_analyze_data_ref_accesses):
3850 (vect_analyze_pointer_ref_access):
3851 (vect_analyze_data_refs):
3852 (vect_analyze_loop): Likewise.
3854 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
3855 changed from loop to loop_loc.
3857 (vect_enhance_data_refs_alignment): Removed unused variable loop.
3859 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
3860 Dorit Naishlos <dorit@il.ibm.com>
3862 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
3864 (vect_analyze_data_ref_dependences): Likewise.
3866 (vect_is_simple_use): Argument changed from loop structure to
3867 loop_vect_info structure.
3868 (vect_can_advance_ivs_p): Likewise.
3869 (vect_create_index_for_vector_ref): Likewise.
3870 (vect_update_ivs_after_vectorizer): Likewise.
3871 (new_stmt_vec_info): Likewise.
3873 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
3874 changed from loop to loop_vinfo.
3875 (vect_create_data_ref_ptr): First argument in call to
3876 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
3877 (vectorizable_assignment): Second argument in call to vect_is_simple_use
3878 was changed from loop to loop_vinfo.
3879 (vectorizable_operation): Likewise.
3880 (vectorizable_store): Likewise.
3881 (vect_mark_stmts_to_be_vectorized): Likewise.
3882 (vect_do_peeling_for_loop_bound): First argument in call to
3883 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
3884 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
3885 was changed from loop to loop_vinfo.
3886 (vect_analyze_data_ref_dependences): Third argument in call to
3887 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
3889 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
3890 (vect_create_data_ref_ptr): Likewise.
3891 (vect_init_vector): Likewise.
3892 (vect_get_vec_def_for_operand): Likewise.
3893 (vectorizable_assignment): Likewise.
3894 (vectorizable_operation): Likewise.
3895 (vectorizable_store): Likewise.
3896 (vectorizable_load): Likewise.
3897 (vect_update_ivs_after_vectorizer): Likewise.
3898 (vect_is_simple_use): Likewise.
3899 (vect_analyze_data_ref_dependence): Likewise.
3900 (vect_analyze_pointer_ref_access): Likewise.
3901 (vect_can_advance_ivs_p): Likewise.
3903 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
3904 before _stmt_vec_info.
3905 (_stmt_vec_info): Loop field replaced by loop_vec_info.
3906 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
3907 (new_stmt_vec_info): Argument changed from loop structure to
3908 loop_vect_info structure
3910 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
3911 (vect_analyze_offset_expr): Avoid 80 columns overflow.
3912 (vect_create_addr_base_for_vector_ref): Likewise.
3913 (vect_analyze_pointer_ref_access): Likewise.
3915 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3918 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
3919 phi flag if the phi is abnormal.
3921 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
3924 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
3925 information for the new statement.
3927 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3930 * gcc.c (main): Include the target in -v output.
3932 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
3934 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
3935 Do not drop the extend if we'd have to add a paradoxical subreg
3936 later. Include optabs.h and insn-codes.h.
3937 * Makefile.in (combine.o): Depend on $(OPTABS_H).
3939 2005-02-02 Roger Sayle <roger@eyesopen.com>
3942 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
3943 * fold-const.c (const_binop): Avoid constant folding floating
3944 point operations in modes that use composite representations.
3945 * simplify-rtx.c (simplify_binary_operation): Likewise.
3947 2005-02-02 Geoffrey Keating <geoffk@apple.com>
3949 * config/rs6000/altivec.md (altivec_dst): Make the first operand
3951 (altivec_dstt): Likewise.
3952 (altivec_dstst): Likewise.
3953 (altivec_dststt): Likewise.
3954 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
3957 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3959 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
3960 EXPR_LOCUS from orig_cond to the new cond_stmt.
3961 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
3964 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3966 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
3967 standard_iv_increment_position. Remove call to bsi_next
3968 (no need to bump the iterator anymore).
3969 (vect_create_index_for_vector_ref): Call
3970 standard_iv_increment_position. Remove second function argument.
3971 (vect_finish_stmt_generation): Remove call to bsi_next
3972 (no need to bump the iterator anymore).
3973 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
3974 to vect_create_index_for_vector_ref.
3976 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
3978 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
3979 phis are used out of the loop.
3981 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
3984 * c-decl.c (undef_nested_function): New variable.
3985 (pop_scope): Diagnose undefined nested functions.
3986 (finish_function): Don't attempt cgraph processing or genericizing
3987 if current top-level function contained an undefined nested
3988 function. Reset undef_nested_function at the end of a top-level
3991 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
3993 * tree.c (build_int_cst_type): Take sign of the value into account
3994 when deciding whether sign extend the value.
3996 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
3999 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
4000 (cpp_options, cc1_options): Change %{std*&ansi} to
4001 %{std*&ansi&trigraphs}.
4003 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4005 * cse.c: Update comments.
4007 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
4009 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
4010 arguments go on the stack. Do not put complex doubles in odd/even
4013 2005-02-02 Steven Bosscher <stevenb@suse.de>
4015 * doc/invoke.texi: Update the options enabled at -O1, -O2,
4016 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
4017 -ftree-pre, and -fthread-jumps.
4019 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
4021 PR tree-optimization/19578
4022 * tree-flow.h (modified_noreturn_calls): Declare.
4023 (noreturn_call_p): Declare.
4024 * tree-flow-inline.h (noreturn_call_p): New function.
4025 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
4026 * tree-cfg.c (modified_noreturn_calls): New variable.
4027 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
4028 that contain a mid-block noreturn call.
4029 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
4031 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
4033 * df.c (df_def_record_1, df_uses_record): Don't use
4035 * df.h (DF_FOR_REGALLOC): Remove.
4037 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4040 * c-typeck.c (really_start_incremental_init): Reset
4041 constructor_max_index for arrays of incomplete type.
4043 2005-02-02 Jeff Law <law@redhat.com>
4045 * gcse.c (struct reg_set): Store the block index where the register
4046 was set rather than the setting insn.
4047 (record_one_set, compute_transp): Corresponding changes.
4048 (pre_insert_copy_insn): Do not call replace_one_set.
4049 (replace_one_set): Remove.
4051 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
4054 * doc/gcov.texi: Fix typo.
4056 2005-02-01 Richard Henderson <rth@redhat.com
4059 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
4060 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
4062 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
4063 * config/i386/i386-protos.h: Update.
4065 2005-02-01 Steven Bosscher <stevenb@suse.de>
4067 PR tree-optimization/19217
4068 * tree-cfg.c (verify_expr): Use the data field to see if TP was
4069 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
4070 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
4071 that it is walking a PHI node.
4073 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
4075 * doc/extend.texi (Nested Functions): Update.
4077 2005-02-01 Richard Henderson <rth@redhat.com>
4080 * optabs.c (expand_copysign_absneg): Export.
4081 * optabs.h (expand_copysign_absneg): Declare.
4082 * config/rs6000/rs6000.md (copysigntf3): New.
4084 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4086 PR tree-optimization/19633
4087 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
4088 * tree-ssa-alias.c (init_alias_info): Initialize.
4089 (merge_pointed_to_info): Set.
4090 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
4091 (dump_points_to_info_for): Show value of pt_null.
4092 (struct count_ptr_d): Declare.
4093 (find_ptr_dereference): Remove.
4094 (ptr_is_dereferenced_by): Remove.
4095 (count_ptr_derefs): New local function.
4096 (count_uses_and_derefs): New local function.
4097 (compute_points_to_and_addr_escape): Call it. If the number
4098 of dereferences is greater than zero, mark the pointer as
4099 dereferenced. If there are fewer dereferences than uses of
4100 the pointer, the pointer's value escapes.
4102 2005-02-01 Diego Novillo <dnovillo@redhat.com>
4104 PR tree-optimization/19670
4105 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
4107 (verify_use): ... set it here, instead.
4109 2005-02-01 Janis Johnson <janis187@us.ibm.com>
4111 * doc/sourcebuild.texi (Test directives): Fix formatting.
4113 * doc/sourcebuild.texi (Test directives): Describe selector
4116 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
4118 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
4119 specific 64-bit CPUs.
4121 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
4124 * arm.c (arm_eliminable_register): New function.
4125 (adjacent_mem_locations): Don't allow eliminable registers. Use
4126 HOST_WIDE_INT for address offsets.
4127 * arm-protos.h (arm_eliminable_register): Add prototype.
4129 2005-02-01 Steven Bosscher <stevenb@suse.de>
4131 PR optimization/15242
4132 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
4133 * basic-block.h (duplicate_computed_gotos): Add prototype.
4134 * bb-reorder.c (duplicate_computed_gotos): New function to
4135 duplicate sufficiently small blocks ending in a computed jump.
4136 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
4137 if not optimizing for size.
4138 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
4139 never do tail merging for blocks ending in a computed jump.
4140 * doc/invoke.texi: Document the max-goto-duplication-insns param.
4142 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
4144 Patch from Richard Sandiford <rsandifo@redhat.com>
4145 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
4146 from inheriting a subreg equivalence with a non-spill register.
4148 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
4150 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
4152 * config/frv/frv.c (movcc_fp_destination_operand): New.
4153 (gpr_or_memory_operand): Fix typo in comment.
4154 (gpr_or_memory_operand_with_scratch): New.
4155 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
4156 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
4157 movcc_fp_destination_operand.
4158 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
4159 Legitimize memory addresses using a scratch register.
4161 2005-01-31 Jeff Law <law@redhat.com>
4163 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
4164 bitmap a sparse bitmap instead of a simple bitmap.
4165 (mark_def_sites_initialize_block): Corresponding changes.
4166 (ssa_mark_def_sites_initialize_block): Likewise.
4167 (ssa_mark_phi_uses): Likewise.
4168 (mark_def_site, ssa_mark_def_sites): Likewise.
4169 (mark_def_site_blocks): Likewise.
4170 (rewrite_ssa_into_ssa): Likewise.
4172 * tree-ssa-dom.c (record_cond): Pass correct variable type
4173 for last argument to htab_find_slot_with_hash.
4175 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
4176 effects when optimizing 0 % X. Do not try to optimize X % 0.
4178 2005-01-31 James E. Wilson <wilson@specifixinc.com>
4180 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
4183 2005-02-01 Eric Christopher <echristo@redhat.com>
4185 * config/mips/mips.c (override_options): Warn if -mint64
4187 * doc/invoke.texi (MIPS Options): Document that -mint64 is
4190 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
4192 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
4194 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
4195 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
4196 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
4197 (cached_regno): Initialize to INVALID_REGNUM.
4198 (cse_reg_info_table_size,
4199 cse_reg_info_table_first_uninitialized,
4200 cse_reg_info_timestamp): New.
4201 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
4203 (init_cse_reg_info, get_cse_reg_info_1): New.
4204 (get_cse_reg_info): Cache the last look-up.
4205 (new_basic_block): Update the code to clear mappings from
4206 registers to cse_reg_info entries.
4207 (cse_main): Call init_cse_reg_info.
4209 * cse.c (get_cse_reg_info): Update a comment.
4211 2005-01-31 Steven Bosscher <stevenb@suse.de>
4214 * c-decl.c (start_decl): Do not warn about arrays of elements with
4215 an incomplete type here.
4216 (grokdeclarator): Do it here by making a pedwarn an error.
4217 * c-typeck.c (push_init_level): If there were previous errors with
4218 the constructor type, do not warn about braces for initializers.
4219 (process_init_element): Likewise for excess initializer elements.
4221 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
4223 * cse.c (delete_trivially_dead_insn): Don't iterate.
4225 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
4227 * config/rs6000/rs6000.md (copysignsf3): New expand.
4228 (copysigndf3): Likewise.
4230 2005-01-31 Steven Bosscher <stevenb@suse.de>
4232 * recog.c (constrain_operands): Only look for earlyclobber operand
4233 conflicts if an '&' constraint was seen.
4235 2005-01-31 Marc Espie <espie@openbsd.org>
4237 * config.gcc: Don't include embedded systems fragment, switches default
4238 debugging format to ELF.
4239 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
4240 longer pick it up there.
4242 2005-01-31 Dale Johannesen <dalej@apple.com>
4244 * doc/extend.texi (nested functions): Fix linkage description.
4245 Clarify that static is not allowed.
4247 2005-01-31 Dale Johannesen <dalej@apple.com>
4249 * config/rs6000/darwin.md (movsf_low_di): Make work.
4250 (movdf_low_di): Make work.
4252 2005-01-31 Dale Johannesen <dalej@apple.com>
4254 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
4255 Make work for 64 bit.
4257 2005-01-31 Roger Sayle <roger@eyesopen.com>
4258 Dale Johannesen <dalej@apple.com>
4261 * fold-const.c (fold_binary_op_with_conditional_arg):
4262 Make types match original operands, before STRIP_NOPS.
4264 2005-01-31 Alan Modra <amodra@bigpond.net.au>
4266 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
4267 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
4268 (struct gcc_sigcontext): Delete. Merge contents to..
4269 (struct gcc_ucontext): ..here.
4270 (get_sigcontext): Delete.
4271 (get_regs): New function, like get_sigcontext but return regs ptr.
4272 64-bit version finds regs from r1 to support vdso.
4273 (ppc_linux_aux_vector): New function.
4274 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
4277 2005-01-31 Ira Rosen <irar@il.ibm.com>
4279 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
4281 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
4282 redundant fold. Fix misalignment for MINUS_EXPR.
4283 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
4284 (vect_analyze_pointer_ref_access): Likewise.
4285 (vect_get_memtag_and_dr): Likewise.
4287 2005-01-31 Richard Henderson <rth@redhat.com>
4289 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
4290 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
4291 absnegdf2_i387, absnegxf2_i387): Likewise.
4293 2005-01-31 Richard Henderson <rth@redhat.com>
4296 * optabs.c (expand_copysign_absneg): New.
4297 (expand_copysign_bit): Split out from ...
4298 (expand_copysign): ... here. Use expand_copysign_absneg.
4300 2005-01-30 Roger Sayle <roger@eyesopen.com>
4303 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
4304 constant as the second operand and a register as the third.
4306 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
4309 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
4310 that dllimport'd functions do not use all call-clobbered registers
4313 2005-01-30 Richard Henderson <rth@redhat.com>
4316 * optabs.c (expand_absneg_bit): Split out from expand_unop and
4317 expand_abs_nojump and generalize. Use operand_subword and
4318 emit_no_conflict_block. Support large modes.
4319 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
4321 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
4322 negation to subtraction.
4323 (expand_copysign): Check that the format has signed zeros.
4324 Use operand_subword and emit_no_conflict_block. Support large modes.
4326 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
4328 Fix PR tree-optimization/19624
4330 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
4331 * tree-ssa-pre.c: Add cfgloop.h.
4333 (pre_stats): New member, constified.
4334 (inserted_exprs): New static variable.
4335 (NECESSARY): New macro.
4336 (create_expression_by_pieces): Fold the expression, and
4337 mark it as defaulting to not necessary. Also put in
4339 (fully_constant_expression): New function.
4340 (insert_into_preds_of_block): Modify to not insert phis when we
4341 are playing with induction variables.
4342 Push phis onto the inserted_exprs vector, and mark them as not
4343 necessary by default.
4344 (insert_aux): Call fully_constant_expression on eprime.
4345 If all edges produce the same value, mark it constant.
4346 (mark_operand_necessary): New function.
4347 (remove_dead_inserted_code): New function.
4348 (init_pre): Init loop optimizer to get loop info.
4349 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
4350 (execute_pre): Commit edge inserts, then remove dead code.
4352 2005-01-30 Richard Henderson <rth@redhat.com>
4354 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
4355 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
4357 2005-01-30 Richard Henderson <rth@redhat.com>
4360 * config/i386/i386.c (ix86_expand_copysign): New.
4361 (ix86_split_copysign_const): New.
4362 (ix86_split_copysign_var): Rename from ix86_split_copysign,
4363 rearrange op1/nmask operands.
4364 * config/i386/i386-protos.h: Update.
4365 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
4366 (copysigndf3): Likewise.
4367 (copysignsf3_const, copysigndf3_const): New.
4368 (copysignsf3_var): Rename from copysignsf3, split out splitter
4369 and fix split predicate for X constraint.
4370 (copysigndf3_var): Similarly.
4372 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
4374 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
4375 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
4376 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
4378 2005-01-29 Richard Henderson <rth@redhat.com>
4381 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
4382 of # and * in constraints.
4384 2005-01-29 Richard Henderson <rth@redhat.com>
4387 * expr.c (store_field): Don't strip sub-mode cast when the input
4388 data is even smaller.
4390 2005-01-29 Richard Henderson <rth@redhat.com>
4393 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
4396 2005-01-29 Richard Henderson <rth@redhat.com>
4398 * combine.c (make_field_assignment): Fix argument order
4401 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
4403 PR tree-optimization/15791
4404 * fold-const.c (extract_array_ref): New function.
4405 (fold): Fold comparisons between &a[i] and &a[j] or
4406 semantically equivalent trees.
4408 2005-01-29 Jeff Law <law@redhat.com>
4410 * gcse.c (insert_expr_in_table): Revamp handling of available
4411 and anticipatable occurrence lists to avoid unnecessary list
4413 (insert_set_in_table): Similarly.
4415 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
4417 * c-common.c (fix_string_type): Just use c_build_qualified_type to
4419 (c_build_qualified_type): Build qualified array types with
4420 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
4421 * c-decl.c (c_make_fname_decl): Build unqualified array type
4422 before qualified type.
4423 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
4424 type is qualified, not just if type itself is. Don't apply
4425 qualifiers to array type when declarator is processed. Apply
4426 qualifiers to field type whether or not it is an array type.
4427 Don't handle array types specially for applying qualifiers to
4429 * c-typeck.c (composite_type): Build unqualified element type and
4430 array type when forming composite of array types.
4431 (common_pointer_type, comptypes, comp_target_types,
4432 type_lists_compatible_p, build_indirect_ref, build_array_ref,
4433 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
4435 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
4436 (args2) in variables a1 and a2.
4438 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
4440 * cse.c (n_elements_made, max_elements_made): Remove.
4441 (insert): Don't touch n_elements_made.
4442 (cse_main): Don't touch n_elements_made or max_elements_made.
4444 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
4447 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
4448 configuration part of dp-bit.c to be lost.
4450 2005-01-28 Roger Sayle <roger@eyesopen.com>
4452 * expmed.c (expand_mult_highpart_optab): When attempting to use
4453 a non-widening multiplication in a wider mode, the operands need
4454 to be converted (zero or sign extended) to that mode.
4456 2005-01-28 Ian Lance Taylor <ian@airs.com>
4460 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
4461 through if both operands fall through.
4463 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4465 * cse.c (fold_rtx) <PC>: Don't optimize.
4467 2005-01-28 Jeff Law <law@redhat.com>
4469 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
4470 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
4472 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
4474 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
4475 cse_reg_info_used_list_end): Remove.
4476 (cse_reg_info_list, cse_reg_info_list_free): New.
4477 (get_cse_reg_info): When allocating an instance of
4478 cse_reg_info, add it to the beginning of the cse_reg_info_list
4479 list. Remove code to maintain cse_reg_info_used_list.
4480 (new_basic_block): Reset the free list to the beginning of
4483 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
4485 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
4486 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
4487 (frv_expand_mdpackh_builtin): New function.
4488 (frv_expand_builtin): Use it to expand __MDPACKH.
4489 * doc/extend.texi (__MDPACKH): Update documentation.
4491 2005-01-28 Uros Bizjak <uros@kss-loka.si>
4493 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
4494 SSE_FLOAT_MODE_P for use_sse computation.
4496 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4499 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
4501 2005-01-27 Richard Henderson <rth@redhat.com>
4503 * builtins.c (expand_builtin_copysign): New.
4504 (expand_builtin): Call it.
4505 * genopinit.c (optabs): Add copysign_optab.
4506 * optabs.c (init_optabs): Initialize it.
4507 (expand_copysign): New.
4508 * optabs.h (OTI_copysign, copysign_optab): New.
4509 (expand_copysign): Declare.
4511 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
4512 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
4514 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
4515 (ix86_expand_fp_absneg_operator): ... here.
4516 (ix86_split_copysign): New.
4517 * config/i386/i386-protos.h: Update.
4518 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
4519 (copysignsf3, copysigndf3): New.
4521 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
4522 (copysignsf3, ncopysignsf3): New.
4523 (copysigndf3, ncopysigndf3): New.
4524 (copysignxf3, ncopysignxf3): New.
4525 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
4527 2005-01-27 Arend Bayer <arend.bayer@web.de>
4528 Kazu Hirata <kazu@cs.umass.edu>
4530 * cse.c: (find_best_addr): Don't call copy_rtx before calling
4531 fold_rtx. Save cost recomputation if fold_rtx did nothing.
4532 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
4535 2005-01-27 Jeff Law <law@redhat.com>
4537 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
4538 definitions of SSA_NAMEs which are not being rewritten.
4539 (rewrite_ssa_into_ssa): Only initialize the current definition
4540 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
4541 If checking is enabled, assert that SSA_NAME_AUX is clear for all
4542 SSA_NAMEs before returning.
4544 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
4546 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
4547 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
4548 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
4549 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
4550 config/mips/iris6.h, config/sh/sh.c: Update copyright.
4552 2005-01-27 Steven Bosscher <stevenb@suse.de>
4555 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
4556 higher to -O2 and higher. Likewise for tree PRE.
4557 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
4560 2005-01-27 Ian Lance Taylor <ian@airs.com>
4563 * gimple-low.c (try_catch_may_fallthru): New static function.
4564 (block_may_fallthru): Handle TRY_CATCH_EXPR.
4565 * tree-inline.c (expand_call_inline): Don't warn about reaching
4566 the end of a non-void function being inlined if the function uses
4569 2005-01-27 Jakub Jelinek <jakub@redhat.com>
4571 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
4574 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
4575 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
4576 (implicitly_declare): Handle error_mark_node.
4578 2005-01-27 Richard Henderson <rth@redhat.com>
4581 * tree.h (struct tree_decl): Add debug_expr_is_from.
4582 (DECL_DEBUG_EXPR_IS_FROM): New.
4583 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
4584 * dwarf2out.c (dwarf2out_var_location): Update to match.
4585 * tree-outof-ssa.c (create_temp): Likewise.
4586 * var-tracking.c (track_expr_p): Likewise.
4587 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
4588 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
4589 * toplev.c (default_tree_printer): Likewise.
4591 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
4593 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
4594 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
4596 2005-01-27 Steven Bosscher <stevenb@suse.de>
4598 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
4599 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
4600 ASM_CLOBBERS): Add tree checks.
4602 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
4603 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
4604 * c-common.def (SWITCH_STMT): Update to match.
4605 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
4606 macros instead of SWITCH_EXPR ones.
4607 * c-dump.c (c_dump_tree): Likewise.
4608 * c-gimplify.c (gimplify_switch_stmt): Likewise.
4609 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
4611 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
4613 2005-01-27 Alan Modra <amodra@bigpond.net.au>
4615 * unwind-dw2.c (execute_stack_op): Add missing cases for
4616 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
4618 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
4620 * config.gcc (Obsolete configurations): Remove 'dummy', add
4621 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
4624 2005-01-26 Diego Novillo <dnovillo@redhat.com>
4626 PR tree-optimization/19633
4627 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
4629 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
4630 are no call-clobbered variables.
4631 * tree-outof-ssa.c (check_replaceable): Return false for calls
4634 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
4636 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
4637 even for variables with NULL DECL_INITIAL.
4639 2005-01-26 Stuart Hastings <stuart@apple.com>
4641 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
4643 2005-01-26 Richard Henderson <rth@redhat.com>
4646 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4648 * expr.c (store_field): Strip conversions to odd-bit-sized types
4649 if the destination field width matches.
4651 2005-01-26 Richard Henderson <rth@redhat.com>
4653 * c-decl.c, expmed.c, expr.c: Revert last change.
4655 2005-01-26 Richard Henderson <rth@redhat.com>
4658 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
4660 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
4661 if we don't need the bits above those present in the current mode.
4662 * expr.c (store_field): Strip conversions to odd-bit-sized types
4663 if the destination field width matches.
4665 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
4667 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
4668 either -ffast-math or -funsafe-math-optimizations is in use.
4670 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
4674 * config/avr/avr.c (notice_update_cc): Only set condition code for
4675 ashrqi3 if shift count > 0.
4676 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
4677 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
4678 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
4679 count <= 0 as a no-op, and shift count >= width by copying zero
4680 or sign bit to all bits of the result.
4681 * config/avr/avr.md (all shifts): Add alternatives for zero shift
4682 count, with attribute "length" set to 0 and "cc" set to "none".
4684 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4686 * doc/invoke.texi: Document -mTLS.
4688 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
4689 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
4690 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
4691 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
4692 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
4693 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
4694 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
4695 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
4697 * configure.ac: Check for a TLS capable gas.
4699 * configure: Regenerate.
4701 2005-01-26 Richard Henderson <rth@redhat.com>
4704 * combine.c (make_field_assignment): Simplify store to zero_extract
4705 from a source with an overlapping mask.
4707 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
4709 2004-11-11 Eric Christopher <echristo@redhat.com>
4711 * config/frv/frv.md: Add fr400_integer automaton. Don't
4712 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
4715 2005-01-26 Steven Bosscher <stevenb@suse.de>
4718 * cfgbuild.c (make_edges): Do not clear or set
4719 current_function_has_computed_jump.
4720 * function.h (struct function): Remove the has_computed_jump field.
4721 (current_function_has_computed_jump): Do not define.
4722 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
4723 in a computed jump. Ignore current_function_has_computed_jump.
4725 2005-01-26 Richard Henderson <rth@redhat.com>
4728 * expr.c (categorize_ctor_elements): New argument p_must_clear.
4729 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
4731 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
4732 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
4733 objects into static storage if they have more than one non-zero value.
4734 * tree.h (categorize_ctor_elements): Update decl.
4736 2005-01-26 Steven Bosscher <stevenb@suse.de>
4739 * tree.h (CALL_EXPR_TAILCALL): Add comment.
4740 * calls.c (check_sibcall_argument_overlap_1): Revert the change
4741 to this function from 2004-07-10.
4742 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
4743 the current function for tail call optimizations if the address
4744 of one of it its arguments is taken.
4746 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
4748 * cse.c (fold_rtx): Call equiv_constant only when necessary.
4750 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
4752 * function.c (expand_function_end): If current_function_calls_alloca,
4753 emit stack restore in a place that is reached when the function falls
4756 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
4758 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
4759 rule to avoid matching inappropriate suffix rule.
4761 2005-01-26 Jan Hubicka <jh@suse.cz>
4763 PR tree-optimization/19241
4764 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
4766 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4768 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
4769 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
4771 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
4772 <sim*>: Always use crt1.o, regardless of N in simN.
4773 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4774 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
4775 (CRT_CALL_STATIC_FUNCTION): Remove.
4776 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
4777 use crt1.o, regardless of N in simN.
4778 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
4779 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
4780 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
4781 case isystem setting.
4782 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
4784 2005-01-25 Ian Lance Taylor <ian@airs.com>
4786 * gimple-low.c (block_may_fallthru): Correct handling of
4787 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
4789 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
4791 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
4792 handlers to match indentation; nested under the mtune=* handler.
4793 Similar for mcpu= and march=.
4795 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
4797 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
4798 * config/mips/linux64.h (LIB_SPEC): Likewise.
4799 * config/mn10300/linux.h (LIB_SPEC): Likewise.
4800 * config/sh/linux.h (LIB_SPEC): Likewise.
4802 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
4804 * config/frv/frv.c (frv_legitimize_tls_address): New.
4805 (TARGET_HAVE_TLS): Define.
4806 (FRV_SYMBOL_REF_TLS_P): Define.
4807 (frv_override_options): Handle new register classes.
4808 (frv_legitimate_address_p): Reject tls addresses.
4809 (frv_legitimize_address): Handle TLS addresses.
4810 (gen_inlined_tls_plt): New.
4812 (frv_legitimize_tls_address): New.
4813 (unspec_got_name): Add TLS entries.
4814 (got12_operand): Add R_FRV_TLSMOFF12 case.
4815 (frv_emit_move): Fixup TLS addresses.
4816 (frv_emit_movsi): Legitimize TLS addresses.
4818 * config/frv/frv.h (MASK_BIG_TLS): New.
4819 (TARGET_BIG_TLS): New.
4820 (HAVE_AS_TLS): Define.
4821 (TARGET_SWITCHES): Add -mTLS and -mtls options.
4822 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
4823 (REG_CLASS_NAMES): Same.
4824 (REG_CLASS_CONTENTS): Same.
4825 (CONSTRAINT_LEN): New.
4826 (REG_CLASS_FROM_CONSTRAINT): New.
4827 (PREDICATE_CODES): Add symbolic_operand.
4829 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
4830 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
4831 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
4832 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
4833 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
4834 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
4835 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
4836 GR9_REG, GR14_REG, LRREG.
4837 (type): Add load_or_call attribute.
4838 ("load_or_call"): New reservation.
4839 ("call_gettlsoff"): New.
4840 ("tls_indirect_call"): New.
4841 ("tls_load_gottlsoff12"): New.
4842 ("tlsoff_hilo"): New.
4843 ("tls_tlsdesc_ldd"): New.
4844 ("tls_tlsoff_ld"): New.
4847 * config/frv/frv-protos.h (symbolic_operand): Protoize.
4849 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
4851 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
4852 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
4853 * config/frv/frv.c (TLS_BIAS): Define.
4854 (frv_output_dwarf_dtprel): New.
4856 2005-01-26 Jakub Jelinek <jakub@redhat.com>
4858 PR rtl-optimization/19579
4859 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
4860 both A and B, see if they don't clobber registers the other expr uses.
4862 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
4864 * real.c (do_add): Initialize signalling and canonical members.
4866 * real.c (real_from_integer): Zero out destination.
4868 2005-01-18 Jan Hubicka <jh@suse.cz>
4870 PR tree-optimize/19337
4871 * tree-inline.c (initialize_inlined_parameters): Copy
4872 saved_static_chain_decl only.
4874 2005-01-25 Richard Henderson <rth@redhat.com>
4878 * config/i386/i386.c (x86_inter_unit_moves): Zero.
4879 (ix86_preferred_reload_class): Rewrite fp-constant section, with
4880 80387 enabled, to return a proper subclass. Return the subset that
4881 overlaps with GENERAL_REGS for PLUS.
4882 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
4884 2005-01-25 Richard Henderson <rth@redhat.com>
4887 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
4889 2005-01-25 Roger Sayle <roger@eyesopen.com>
4891 * expmed.c (choose_multiplier): Change interface to return the
4892 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
4893 (expand_divmod): Update calls to choose_multiplier.
4895 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4898 * expmed.c (extract_bit_field): Use adjust_address instead of
4899 gen_lowpart when op0 is a MEM.
4901 2005-01-24 Steven Bosscher <stevenb@suse.de>
4903 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
4905 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
4907 * config/mips/irix-csr.c: New file.
4908 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
4909 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
4910 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
4913 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
4916 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
4917 sparc/elf.h, add sparc/sp-elf.h.
4918 (sparc-*-rtems*): Likewise.
4919 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
4920 tm-dwarf2.h, add sparc/sp-elf.h.
4921 (sparc86x-*-elf): Likewise.
4922 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
4923 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
4924 TARGET_OS_CPP_BUILTINS.
4925 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4926 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
4928 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
4929 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
4930 (SWITCH_TAKES_ARG): Likewise.
4931 (LOCAL_LABEL_PREFIX): Likewise.
4932 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
4933 (TARGET_N_FORMAT_TYPES): Delete.
4934 (TARGET_FORMAT_TYPES): Likewise.
4935 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
4936 * config/sparc/elf.h: Delete.
4937 * config/sparc/sp-elf.h: New file.
4939 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4941 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4942 * tree-flow.h: Remove the corresponding prototype.
4943 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
4944 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
4946 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4949 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
4950 for AIX ABI or ELF -fPIC.
4951 (rs6000_emit_load_toc_table): Don't create toc_section here.
4952 (rs6000_xcoff_file_start): Nor here.
4954 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
4956 * sh.c (ra.h): Don't #include.
4957 (hard_regs_intersect_p): New function, resurrected from ra.c.
4959 * sh.c: Fix 1996 Copyright.
4961 2005-01-24 Richard Henderson <rth@redhat.com>
4962 Aldy Hernandez <aldyh@redhat.com>
4964 * regrename.c (note_sets): Handle subregs.
4966 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
4969 * genconditions.c (write_header, write_conditions): Elide file if
4972 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
4974 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4975 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
4978 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4980 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
4981 expand_builtin_printf, expand_builtin_fprintf,
4982 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
4983 checking against POINTER_TYPE.
4984 (validate_arglist): Handle POINTER_TYPE code by checking
4987 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
4989 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
4991 (for_each_rtx): Call for_each_rtx_1.
4992 * rtl.h (init_rtlanal): Declare.
4993 * toplev.c (backend_init): Call init_rtlanal.
4995 2005-01-24 Jakub Jelinek <jakub@redhat.com>
4997 * flow.c (propagate_one_insn): Formatting.
5000 * flow.c (libcall_dead_p): Be more conservative if unsure.
5001 If there are any instructions between insn and call, see if they are
5002 all dead before saying the libcall is dead.
5004 2005-01-24 Uros Bizjak <uros@kss-loka.si>
5006 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
5007 operand constraint for operand 0.
5009 2005-01-23 Richard Henderson <rth@redhat.com>
5012 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
5013 edges leading to join block.
5015 2005-01-23 Roger Sayle <roger@eyesopen.com>
5017 * expmed.c (expand_mult_highpart): Make static. Change type of
5018 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
5019 (expand_divmod): Updates calls to expand_mult_highpart by using
5020 gen_int_mode to pass a CONST_INT rtx.
5021 * rtl.h (expand_mult_highpart): Remove prototype.
5023 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5025 * flow.c (regset_bytes, regset_size): Remove.
5027 * cfganal.c: Fix a reference to Harvey's paper.
5029 2005-01-23 Steven Bosscher <stevenb@suse.de>
5031 PR rtl-optimization/19464
5032 * tree-optimize.c (init_tree_optimization_passes): Add one more
5033 copyrename pass just before out-of-ssa.
5035 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
5038 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
5039 * ggc-none.c (ggc_free): Define.
5041 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5043 * cse.c (max_reg, max_insn_uid): Remove.
5044 (cse_main): Don't access max_reg or max_insn_uid.
5046 * c-common.c (explicit_flag_signed_bitfields,
5047 lang_statement_code_p, lang_expand_function_end): Remove.
5048 * c-common.h: Remove the corresponding declarations.
5049 * c-opts.c (c_common_handle_option): Remove all write access
5050 to explicit_flag_signed_bitfields.
5052 * cgraph.c (cgraph_varpool_n_nodes): Remove.
5053 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
5054 * cgraph.h: Remove the corresponding declaration.
5056 * gcse.c (null_pointer_info): Remove.
5058 2005-01-23 Roger Sayle <roger@eyesopen.com>
5059 Eric Botcazou <ebotcazou@libertysurf.fr>
5061 * combine.c (simplify_logical): Only simplify logical expressions
5062 of the form ior(and(x,y),z) by the inverse distributive law if the
5063 result is cheaper than the original.
5065 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
5067 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
5068 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
5069 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
5070 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
5071 config/freebsd-spec.h, config/arm/arm.h,
5072 config/h8300/h8300.md, config/i386/i386.md,
5073 config/i386/predicates.md, config/i386/sse.md,
5074 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
5075 config/vax/vax.md: Fix comment typos. Follow spelling
5078 2005-01-23 Steven Bosscher <stevenb@suse.de>
5080 * gengtype.c (walk_type): Produce `not equal to' compares for loop
5081 tests, instead of `less than'.
5083 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
5085 * function.c (assign_parm_setup_block): When creating a new stack slot
5086 for a parameter, get its alignment from the parameter's DECL_ALIGN
5087 rather than the type's TYPE_ALIGN. Make sure that the parameter
5088 is at least word aligned.
5090 2005-01-22 Roger Sayle <roger@eyesopen.com>
5093 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
5095 2005-01-22 Richard Henderson <rth@redhat.com>
5098 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
5099 in both compare operands.
5100 (movdfcc_1_sse_max): Likewise.
5101 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
5102 (movdfcc_1_sse): Likewise.
5103 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
5104 scratch register as needed.
5106 2005-01-22 Richard Henderson <rth@redhat.com>
5108 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
5110 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5112 2005-01-22 Richard Henderson <rth@redhat.com>
5114 * genopinit.c (optabs): Use smin/smax for floating point too.
5115 * doc/md.texi: Update to match. Clarify that floating point
5116 results are undefined for +0/-0 and NaN.
5117 * doc/rtl.texi: Likewise.
5118 * rtl.def (SMIN, SMAX): Likewise
5119 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
5121 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
5122 leading 's' to the name.
5123 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
5124 smaxxf3, sminxf3): Likewise.
5125 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
5128 2005-01-22 Paul Brook <paul@codesourcery.com>
5130 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
5132 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
5134 * config/s390/s390.c (struct processor_costs): New fields
5135 dlgr, dlr, dr, dsgfr, dsgr.
5136 (z900_cost, z990_cost): Values for new fields.
5137 (s390_rtx_costs): New cases MEM und COMPARE in switch
5138 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
5139 DIV, MOD, UDIV, UMOD.
5141 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5143 * config/s390/s390.md ("doloop_si64"): Reload input value directly
5144 into the register being decremented.
5145 ("doloop_si31", "doloop_di"): Likewise.
5146 ("*doloop_si_long"): Adapt pattern.
5148 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
5150 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
5152 (CLASS_MAX_NREGS): Likewise.
5154 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
5156 * doc/tree-ssa.texi (Statement Operands): Add example for new
5157 must-def macro. Note deprecation of old operands interface.
5159 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
5161 PR tree-optimization/19484
5162 * tree-cfg.c (remove_fallthru_edge): New function.
5163 (cleanup_control_flow): Remove fallthru edges from calls that are
5164 now known not to return.
5166 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5168 Fix PR tree-optimization/19038
5169 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
5170 copies with loop variant ones.
5172 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
5174 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
5175 config/alpha/alpha-protos.h, config/alpha/alpha.h,
5176 config/alpha/alpha.md, config/alpha/predicates.md,
5177 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
5178 config/sparc/sol2.h: Update copyright.
5180 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
5181 first label to see if it is a nonlocal label.
5183 2005-01-22 David Edelsohn <edelsohn@gnu.org>
5184 Andrew Pinski <pinskia@physics.uc.edu>
5187 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
5188 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
5190 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5192 * config/rs6000/rtems.h: Update copyright.
5194 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
5197 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
5198 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
5199 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
5201 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5204 * c-typeck.c (convert_arguments): Check for error_mark_node.
5206 2005-01-21 Ian Lance Taylor <ian@airs.com>
5208 PR tree-optimization/13000
5209 * tree-inline.c: Include "tree-flow.h".
5210 (expand_call_inline): If warn_return_type, warn if non-void inline
5211 function falls through.
5212 * tree-cfg.c (execute_warn_function_return): Don't warn about
5213 control reaching end if TREE_NO_WARNING is set. Set
5215 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
5217 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
5218 branch if we don't need one.
5219 * c-typeck.c: Include "tree-flow.h"
5220 (c_finish_bc_stmt): Don't add a goto if the current statement
5221 list doesn't fall through to the current point.
5223 2005-01-21 Roger Sayle <roger@eyesopen.com>
5225 PR rtl-optimization/576
5226 * real.c (real_arithmetic): Change return type from void to bool
5227 to return an indication that the result may be inexact.
5228 * real.h (real_arithmeric): Update prototype.
5229 * fold-const.c (const_binop): Don't constant fold floating
5230 point expressions when the user specifies -frounding-math and
5231 the result may depend upon the run-time rounding mode.
5232 (fold_convert_const_real_from_real): Clean-up.
5233 (fold_initializer): Ignore flag_rounding_math for initializers.
5234 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
5235 constant fold FP operations with flag_rounding_math if the
5236 result may depend upon the run-time rounding mode.
5238 2005-01-21 Tom Tromey <tromey@redhat.com>
5240 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
5242 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
5244 * tree-cfg.c: Fix comment typos.
5246 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
5248 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
5249 around the call to rest_of_handle_branch_target_load_optimize.
5251 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5253 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
5254 (sparc64-*-openbsd*): Likewise.
5255 (sparclite-*-elf*): Include tm-dwarf2.h.
5256 (sparc86x-*-elf*): Likewise.
5257 (sparc64-*-elf*): Likewise.
5258 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
5259 (DBX_DEBUGGING_INFO): Likewise.
5260 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
5261 (PREFERRED_DEBUGGING_TYPE): Likewise.
5262 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
5263 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
5264 (PREFERRED_DEBUGGING_TYPE): Likewise.
5265 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
5266 (PREFERRED_DEBUGGING_TYPE): Likewise.
5267 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
5269 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
5272 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
5274 2005-01-20 Paul Brook <paul@codesourcery.com>
5276 * doc/rtl.texi: Document value extension requirements for CONST_INT.
5278 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5280 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
5281 label is first in a sequence of labels.
5283 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
5285 2005-01-20 Janis Johnson <janis187@us.ibm.com>
5286 Giovanni Bajo <giovannibajo@gcc.gnu.org>
5288 * doc/sourcebuild.texi (Test Directives): New.
5290 2005-01-20 Roger Sayle <roger@eyesopen.com>
5292 * real.c (real_floor): Don't leave the result uninitialized when
5293 mode is VOIDMode, but return the unrounded intermediate value.
5294 (real_ceil): Likewise.
5296 2005-01-20 Paul Brook <paul@codesourcery.com>
5298 * config/arm/arm.md (insv): Use gen_int_mode.
5300 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
5302 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
5303 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5304 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5305 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5306 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
5308 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
5311 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
5312 fbreg, so we have to assume we can't.
5313 (loc_descriptor_from_tree_1): Ditto.
5314 (containing_function_has_frame_base): New function.
5315 (add_location_or_const_value_attribute): Use it.
5316 Also try to generate a frame_base from a single element location
5319 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5321 PR tree-optimization/15349
5322 * timevar.def (TV_TREE_MERGE_PHI): New.
5323 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
5325 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
5326 calls to tree_forwarder_block_p.
5327 (remove_forwarder_block_with_phi, merge_phi_nodes,
5328 gate_merge_phi, pass_merge_phi): New.
5329 * tree-optimize.c (init_tree_optimization_passes): Add
5331 * tree-pass.h: Add an extern for pass_merge_phi;
5333 2005-01-20 Richard Henderson <rth@redhat.com>
5336 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
5337 (_mm_castps_pd, _mm_castps_si128): New.
5338 (_mm_castsi128_ps, _mm_castsi128_pd): New.
5340 2005-01-20 Richard Henderson <rth@redhat.com>
5343 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
5344 __builtin_ia32_vec_init_v2si.
5345 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
5346 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
5347 (ix86_init_mmx_sse_builtins): Create it.
5348 (ix86_expand_builtin): Expand it.
5349 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
5350 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
5351 (vec_extractv2si_0, vec_extractv2si_1): New.
5353 2005-01-20 Richard Henderson <rth@redhat.com>
5356 * config/i386/i386.c (ix86_expand_push): New.
5357 * config/i386/mmx.md (push<MMXMODE>1): New.
5358 * config/i386/sse.md (push<SSEMODE>1): New.
5359 * config/i386/i386-protos.h: Update.
5361 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
5363 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
5366 2005-01-20 Richard Henderson <rth@redhat.com>
5368 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
5369 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
5371 2005-01-19 Richard Henderson <rth@redhat.com>
5374 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
5375 to V4SFmode in SSE1 fallback load path.
5377 2005-01-19 Richard Henderson <rth@redhat.com>
5379 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
5380 in QImode expansion to ix86_expand_vector_set.
5381 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
5383 2005-01-19 Richard Henderson <rth@redhat.com>
5386 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
5387 subclass of the input class.
5388 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
5389 Always true for cross-SSE1 classes. Rationalize conditionals.
5390 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
5391 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
5392 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
5393 (movdi_2): Add MMX/SSE zeros.
5394 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
5395 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
5396 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
5397 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
5398 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
5399 (zero_extendsidi2_rex64_1): Remove.
5400 (MOV0 peephole): Check GENERAL_REG_P.
5402 2005-01-19 Richard Henderson <rth@redhat.com>
5405 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
5407 (ix86_expand_vector_extract): Likewise.
5409 2005-01-19 Richard Henderson <rth@redhat.com>
5412 * expr.c (emit_move_change_mode): New argument force; use
5413 simplify_gen_subreg if true.
5414 (emit_move_via_alt_mode): Merge into ...
5415 (emit_move_via_integer): ... here.
5416 (emit_move_ccmode): Use emit_move_change_mode directly.
5418 2005-01-19 Richard Henderson <rth@redhat.com>
5421 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
5422 (alpha_preferred_reload_class): Handle CONST_VECTOR.
5423 (alpha_emit_set_const_1): Add no_output parameter; don't emit
5425 (alpha_emit_set_const): Likewise. Make static.
5426 (alpha_emit_set_long_const): Make static.
5427 (alpha_extract_integer): Split out from alpha_expand_mov.
5428 (alpha_split_const_mov): Likewise.
5429 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
5430 (alpha_legitimate_constant_p): New.
5431 * config/alpha/alpha-protos.h: Update.
5432 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
5433 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
5434 * config/alpha/alpha.md (movsi): Add n alternative.
5435 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
5436 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
5437 (splitters for all of the above): Use alpha_split_const_mov.
5438 * config/alpha/predicates.md (non_add_const_operand): New.
5439 (non_zero_const_operand): New.
5440 (input_operand): Use alpha_legitimate_constant_p after reload.
5442 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5444 PR tree-optimization/19038
5445 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
5446 (add_candidate): Add ivs with increment in latch only if
5447 allow_ip_end_pos_p is true.
5448 (determine_iv_cost): Use empty_block_p.
5450 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
5452 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
5453 (compute_dominance_frontiers): Ditto.
5455 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
5458 * config/sh/t-rtems: New.
5459 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
5461 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
5463 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
5464 the offset of the selected field.
5466 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
5468 * tree-cfg.c (remove_forwarder_block): Fix the check to
5469 prevent a nonlocal label from appearing in the middle of a
5472 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
5474 PR rtl-optimization/19462
5475 * reorg.c (find_end_label): Create return insn only if
5476 current_function_epilogue_delay_list is empty.
5478 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
5480 * doc/passes.texi: Remove paragraph mentioning new-ra.
5482 2005-01-19 Jakub Jelinek <jakub@redhat.com>
5484 PR rtl-optimization/15139
5485 * combine.c: Include params.h.
5486 (count_rtxs): New function.
5487 (record_value_for_reg): If replace_rtx would replace at least
5488 2 occurrences of REG in VALUE and TEM is really large, replace REG with
5489 (clobber (const_int 0)) instead of TEM.
5490 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
5491 * params.h (MAX_LAST_VALUE_RTL): New.
5492 * Makefile.in (combine.o): Depend on $(PARAMS_H).
5493 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
5496 * c-typeck.c (digest_init): Only call build_vector if all constructor
5497 elements are *_CST nodes.
5498 * gimplify.c (gimplify_init_constructor): Likewise.
5501 * c-typeck.c (digest_init): Only call build_vector if inside_init
5504 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5506 * toplev.c (init_asm_output): Remove dead #ifdef.
5508 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
5510 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
5512 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5514 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
5515 accessing DECL_FUNCTION_CODE.
5516 * dojump.c (do_jump): Likewise.
5517 * gimplify.c (gimplify_call_expr): Likewise.
5518 * predict.c (expr_expected_value): Likewise.
5519 (strip_builtin_expect): Likewise.
5520 * tree-inline.c (estimate_num_insns_1): Likewise.
5521 * tree-ssa-loop-im.c (stmt_cost): Likewise
5522 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
5523 (tree_expr_nonnegative_p): Likewise.
5525 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5527 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
5528 variant of the load_pcrel_sym pattern.
5529 * config/sparc/sparc.md (P macro): Move to the top.
5530 (load_pcrel_sym): Macroize using P.
5531 (save_register_window): Likewise.
5533 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
5535 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
5538 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
5541 * c-typeck.c (build_asm_expr): Strip nops off
5542 input memory operands.
5544 2005-01-18 David Edelsohn <edelsohn@gnu.org>
5546 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
5547 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
5548 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
5549 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
5551 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
5554 * config/i386/i386.c (override_options): If the 80387 is disabled,
5555 then do not return FP values using FP registers.
5557 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
5559 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
5560 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
5561 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
5562 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
5563 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
5564 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
5565 output.h, postreload-gcse.c, postreload.c, recog.c,
5566 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
5567 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
5568 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
5569 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
5570 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
5571 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
5572 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
5573 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
5575 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
5576 config/alpha/alpha.c, config/arm/vfp.md,
5577 config/i386/emmintrin.h, config/i386/i386-modes.def,
5578 config/i386/i386-protos.h, config/i386/i386.h,
5579 config/i386/pmmintrin.h, config/i386/ppro.md,
5580 config/i386/predicates.md, config/i386/xmmintrin.h,
5581 config/i860/i860.c, config/ia64/ia64-modes.def,
5582 config/ia64/ia64-protos.h, config/ia64/ia64.h,
5583 config/ia64/ia64.md, config/ia64/itanium1.md,
5584 config/ia64/itanium2.md, config/ia64/predicates.md,
5585 config/iq2000/iq2000.h, config/mips/linux64.h,
5586 config/rs6000/aix41.h, config/rs6000/aix43.h,
5587 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
5588 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
5589 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
5590 config/sparc/linux64.h, config/sparc/litecoff.h,
5591 config/sparc/sp64-elf.h, config/sparc/sparc.c,
5592 config/sparc/sparc.h, config/sparc/sparc.md,
5593 config/sparc/sysv4-only.h: Update copyright.
5595 2005-01-18 Richard Henderson <rth@redhat.com>
5598 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
5600 2005-01-18 Marc Espie <espie@openbsd.org>
5601 * config/i386/openbsdelf.h: Typo.
5603 2005-01-18 Richard Henderson <rth@redhat.com>
5605 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
5606 special case for sse.
5607 * config/i386/predicates.md (sse_comparison_operator): Likewise.
5609 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
5611 * tree-inline.c (estimate_num_insns_1): Added cases for
5612 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
5614 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
5616 PR rtl-optimization/19296
5617 * combine.c (simplify_comparison): Rewrite the condition under
5618 which a non-paradoxical SUBREG of a PLUS can be lifted when
5619 compared against a constant.
5621 2005-01-18 Andi Kleen <ak@muc.de>
5623 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
5624 * c.opt (-Wpointer-sign): Add.
5625 * doc/invoke.texi: (-Wpointer-sign): Add.
5627 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5629 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
5630 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
5631 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
5632 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
5633 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
5634 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
5635 for TARGET_MIX_SSE_I387.
5636 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
5637 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
5638 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
5639 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
5640 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
5641 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
5642 TARGET_MIX_SSE_I387.
5643 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
5646 2005-01-18 Uros Bizjak <uros@kss-loka.si>
5649 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
5650 Add movaps alternative for xmm reg->reg move.
5652 2005-01-17 Jeff Law <law@redhat.com>
5654 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
5655 at the end of the main DOM loop rather than just before DOM exits.
5657 2005-01-17 Diego Novillo <dnovillo@redhat.com>
5659 PR tree-optimization/19121
5660 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
5661 adding aliases to a name tag, also add them to the pointer's
5663 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
5664 sensitive alias info at all. Only check that the two pointers
5665 have compatible pointed-to sets.
5666 * tree-ssa.c (verify_name_tags): Verify that the alias set of
5667 a pointer's type tag is a superset of the alias set of the
5670 2005-01-17 James E Wilson <wilson@specifixinc.com>
5673 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
5674 comment to document why.
5676 2005-01-17 Richard Henderson <rth@redhat.com>
5678 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
5679 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
5680 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
5681 sse2_vmsminv2df3_finite): New.
5682 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
5683 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
5684 Force op1 into register.
5686 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
5688 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
5689 bubblestrap from always rebuilding build directory.
5691 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
5693 * config/s390/s390.md ("*clc"): Remove incorrect '='.
5694 ("*cmpmem_short"): Likewise.
5696 2005-01-17 Steven Bosscher <stevenb@suse.de>
5698 * basic-block.h: Document BB_* flags.
5699 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
5700 use an sbitmap instead.
5701 * sched-rgn.c (compute_trg_info): Likewise.
5703 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
5705 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
5706 redundant target_cpu_default and extra_parts lines. Use the default
5708 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
5709 (SUBTARGET_EXTRA_SPECS): Delete.
5710 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
5711 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
5712 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
5713 and "n32" for -mabi=n32.
5715 2005-01-17 Ian Lance Taylor <ian@airs.com>
5718 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
5719 fold constant variables into initial values.
5721 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5723 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
5725 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
5726 through the statements backward.
5728 2005-01-17 Ian Lance Taylor <ian@airs.com>
5730 PR middle-end/13127:
5731 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
5732 a variable set to the return value of the inlined function.
5734 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
5736 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
5737 when modes are tieable.
5739 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
5741 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
5742 of pthread_create to find out if threads are enabled.
5743 * gthr-posix95.h (__gthread_active_p): Likewise.
5745 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5747 * common.opt (-fnew-ra): Remove.
5749 * toplev.h (flag_new_regalloc): Remove.
5750 * Makefile.in (ra*.*): Don't mention.
5751 * passes.c (rest_of_handle_new_regalloc): Remove.
5752 (rest_of_handle_combine, rest_of_compilation): Always consider
5753 flag_new_regalloc as false.
5754 * doc/invoke.texi: Don't document -fnew-ra.
5756 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
5758 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
5759 last parameter to reg_scan.
5760 * loop.c (loop_optimize): Likewise.
5761 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
5762 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
5763 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
5764 rest_of_handle_gcse, rest_of_handle_loop_optimize,
5765 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
5766 * regclass.c (reg_scan): Likewise, for the declaration.
5767 * rtl.h (reg_scan): Likewise, for the prototype.
5769 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
5771 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
5772 mark_dfs_back_edges.
5774 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
5776 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
5777 (compute_avail): Uses don't go in tmp_gen.
5779 2005-01-16 Steven Bosscher <stevenb@suse.de>
5781 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
5782 loop to look for a free slot in a page entry.
5784 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5787 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
5788 * toplev.c (compile_file): Call process_pending_assemble_output_defs
5789 just before targetm.asm_out.file_end.
5790 * tree.h (process_pending_assemble_output_defs): Declare.
5791 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
5793 (assemble_alias): Defer generation of assembly code for defines when
5794 TARGET_DEFERRED_OUTPUT_DEFS is true.
5795 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5796 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
5797 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
5799 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5802 * pa.c (pa_scalar_mode_supported_p): New function.
5803 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5804 * pa.h (MIN_UNITS_PER_WORD): Add comment.
5806 * pa-protos.h (prefetch_operand): Delete.
5807 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
5808 * pa.c (prefetch_operand): Delete.
5809 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
5810 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
5811 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
5812 and prefetch_nocc_operand.
5813 * pa.md (prefetch): Rework to avoid reload problems handling short
5814 displacements when a cache control completer needs to be provided.
5815 (prefetch_32, prefetch_64): Delete.
5816 (prefetch_cc, prefetch_nocc): New patterns.
5818 2005-01-15 David Edelsohn <edelsohn@gnu.org>
5820 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
5822 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5825 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
5826 exceeds maximum alignment for global common data.
5827 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
5828 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
5830 2004-01-15 Roger Sayle <roger@eyesopen.com>
5832 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
5834 2004-01-15 Roger Sayle <roger@eyesopen.com>
5836 * harg-reg-set.h (reg_class_names): Prototype global array.
5837 * regclass.c (reg_class_names): Declare here and initialize to
5839 (dump_regclass): Remove local declaration of reg_class_names.
5840 (regclass): Likewise.
5841 * cfg.c (dump_flow_info): Likewise.
5842 * ra-debug.c (reg_class_names): Likewise.
5843 * regrename.c (reg_class_names): Likewise.
5844 * reload.c (reg_class_names): Likewise.
5845 * reload1.c (spill_failure): Likewise.
5846 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
5848 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
5850 * config/s390/s390.md ("reload_outti"): Remove predicate for
5851 output operand. Abort if operand is not a MEM.
5852 ("reload_outdi", "reload_outdf"): Likewise.
5854 2005-01-15 Marc Espie <espie@openbsd.org>
5856 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
5857 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5858 * config/openbsd.h: Fix C++ includes for native configurations.
5859 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
5860 Add trampoline support.
5861 * config/i386/openbsdelf.h: New.
5863 2005-01-15 Marc Espie <espie@openbsd.org>
5865 * collect2.c (main): Explicitly parse -dynamic-linker option.
5867 2005-01-15 Jakub Jelinek <jakub@redhat.com>
5869 PR tree-optimization/19060
5870 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
5871 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
5872 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
5873 and handle extract_range_from_cond returning false.
5874 * fold-const.c (fold): Optimize comparisons with min/max even for
5875 width > HOST_BITS_PER_WIDE_INT.
5877 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
5879 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
5880 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
5881 Remove little endian multilib variants.
5882 Add mips32 multilib variant.
5884 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
5886 * explow.c (copy_all_reg, stabilize): Remove.
5887 * expr.h: Remove the corresponding prototypes.
5889 * rtlanal.c (regs_set_between_p): Remove.
5890 * rtl.h: Remove the corresponding prototype.
5892 2005-01-14 David Edelsohn <edelsohn@gnu.org>
5894 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
5895 to rs6000_nonimmediate_operand.
5896 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
5897 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
5898 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
5899 rs6000_nonimmediate_operand.
5900 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
5901 rs6000_nonimmediate_operand.
5903 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
5905 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
5907 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5909 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
5911 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
5912 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
5914 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
5915 (rs6k_nonimmediate_operand): New.
5916 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
5918 (legitimate_lo_sum_address_p): Same.
5919 (rs6000_legitimize_address): Same.
5920 (rs6000_legitimize_reload_address): Same.
5921 (rs6000_legitimate_address): Same.
5922 (spe_build_register_parallel): Pass DF and DC modes in a DI
5925 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
5926 to rs6k_nonimmediate_operand.
5928 * config/rs6000/spe.md ("*frob_df_di"): New.
5929 ("*frob_di_df"): New.
5930 ("*frob_di_df_2"): New.
5931 ("*mov_sidf_e500_subreg0"): New.
5932 ("*mov_sidf_e500_subreg4"): New.
5933 ("*movdf_e500_double"): Change predicate to
5934 rs6k_nonimmediate_operand.
5936 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5938 * postreload.c (move2add_note_store): Only call
5939 trunc_int_for_mode on scalar integers.
5941 2005-01-14 Steven Bosscher <stevenb@suse.de>
5943 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
5944 replace BB_VISITED uses.
5945 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
5946 (propagate_necessity): Check the bitmap instead of BB_VISITED.
5947 (tree_dce_done): Free visited_control_parents.
5948 (perform_tree_ssa_dce): Allocate and clear it.
5949 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
5950 (compute_antic): Iterate from here using a DFS. Use an sbitmap
5951 instead of BB_VISITED.
5953 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
5955 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
5956 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
5957 Remove unused prototypes.
5959 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5961 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
5962 64-bit register usage.
5963 (spe_func_has_64bit_regs_p): Add FIXME note.
5965 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
5967 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
5968 flag_finite_math_only with flag_unsafe_math_optimizations.
5970 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
5972 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
5974 (__tpf_eh_return): Copy TPF private stack area from the module
5975 boundary stack frame. Add check for when module addresses are
5976 equal, but no stub address is found.
5978 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
5981 * arm.h (struct machine_function): Add call_via field.
5982 (thumb_call_via_label): Declare.
5983 * arm.c (thumb_call_via_label): New variable.
5984 (thumb_call_reg_needed): New variable.
5985 (arm_output_function_epilogue): For Thumb code, output any per-function
5986 call-indirect trampolines.
5987 (thumb_call_via_reg): New function.
5988 (arm_file_end): New function.
5989 (TARGET_ASM_FILE_END): Call arm_file_end.
5990 (aof_file_end): Likewise.
5991 * arm-protos.h (thumb_call_via_reg): Declare.
5992 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
5993 thumb_call_via_reg in normal case.
5995 2005-01-14 Jakub Jelinek <jakub@redhat.com>
5998 PR rtl-optimization/19348
5999 * recog.c (peephole2_optimize): Do global life update if some peephole
6000 decides it doesn't need at least one of its inputs and that change
6001 influences liveness at the start of the basic block.
6003 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
6004 arguments instead of 1.
6006 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
6009 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
6010 zero for nested functions needing a static chain or functions
6011 with a non-constant address.
6013 2005-01-13 Roger Sayle <roger@eyesopen.com>
6015 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
6016 (and (sign_extend X) C) into (zero_extend (and X C)).
6018 2005-01-13 David O'Brien <obrien@FreeBSD.org>
6020 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
6022 2005-01-13 Richard Henderson <rth@redhat.com>
6027 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
6028 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
6029 not just TARGET_SSE.
6030 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
6031 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
6032 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
6033 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
6034 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
6035 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
6036 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
6037 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
6038 (movdicc_c_rex64): Rename with '*'.
6039 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
6040 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
6041 (movsfcc_1_387): Rename from movsfcc_1.
6042 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
6043 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
6044 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
6045 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
6046 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
6047 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
6048 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
6049 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
6050 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6051 sse_movdfcc_const0_4): Remove.
6052 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
6053 recognize min/max early. Update for changed sse cmove patterns.
6054 (ix86_split_sse_movcc): New.
6055 * config/i386/i386-protos.h: Update.
6057 2005-01-13 Steven Bosscher <stevenb@suse.de>
6059 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
6060 (fix_stmt_v_may_defs): Likewise.
6062 2005-01-13 Richard Henderson <rth@redhat.com>
6064 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
6065 for converting the mask.
6067 2005-01-13 David Edelsohn <edelsohn@gnu.org>
6069 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
6072 2005-01-13 Richard Henderson <rth@redhat.com>
6074 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
6075 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
6076 IX86_BUILTIN_MOVDQ2Q): Remove.
6077 (IX86_BUILTIN_VEC_EXT_V4SI): New.
6078 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
6079 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
6081 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
6082 (sse2_pextrw): Fix immediate constraint.
6083 (sse2_loadq, sse2_loadq_rex64): Remove.
6084 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
6085 Use __builtin_ia32_vec_ext_<size>.
6086 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
6088 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
6090 * function.c (assign_parm_setup_block): Look inside original
6091 entry_parm when inspecting PARALLEL.
6093 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6094 Joel Sherrill <joel@oarcorp.com>
6097 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
6098 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
6099 rtems_gxx_recursive_mutex_init.
6100 (__gthread_recursive_mutex_lock): New function.
6101 (__gthread_recursive_mutex_trylock): Likewise.
6102 (__gthread_recursive_mutex_unlock): Likewise.
6104 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
6106 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
6108 2005-01-13 Jan Beulich <jbeulich@novell.com>
6110 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
6111 (ashrti3_internal): Indicate output is early clobber. Generate result
6112 into output rather than first input. Use move for low word of output
6113 if shift count is exactly 64.
6114 (lshrti3_internal): Likewise.
6116 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
6120 * reload1.c (delete_output_reload): Don't delete an output reload
6121 if the pseudo lives longer than a single basic block. Adjust and
6122 improve wording of comment.
6124 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
6127 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
6128 of TYPE_SIZE where we mean the number of bytes.
6130 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
6132 * function.c (assign_parm_setup_block): Relax condition on
6133 multi-register optimization.
6135 2005-01-12 Nick Clifton <nickc@redhat.com>
6137 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
6138 an "in_delay_slot" attribute of "no" to prevent them being used in
6139 delay slots. This is forbidden because they might generate
6142 2005-01-12 Alan Modra <amodra@bigpond.net.au>
6145 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
6148 2005-01-12 Nick Clifton <nickc@redhat.com>
6150 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
6151 passed on to GAS) but do not define, as GAS no longer supports or
6152 needs the -m2000 option.
6154 2005-01-11 Roger Sayle <roger@eyesopen.com>
6156 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
6157 type as args of unprototyped builtins aren't automatically promoted.
6158 (fold_builtin_abs): Likewise.
6160 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6162 * Makefile.in: Set a `build-warn' variable.
6164 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
6166 PR tree-optimization/17949
6167 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
6168 (find_interesting_uses_address): Use it.
6170 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
6172 * regrename.c (kill_value): Handle subreg's that won't simplify.
6174 2005-01-11 Richard Henderson <rth@redhat.com>
6177 * config/i386/i386.h (enum ix86_builtins): Move ...
6178 * config/i386/i386.c: ... here.
6179 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
6180 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
6181 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
6182 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
6183 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
6184 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
6185 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
6186 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
6187 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
6188 IX86_BUILTIN_LOADDDUP): Remove.
6189 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
6190 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
6191 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
6192 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
6193 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
6194 (ix86_init_builtins): Make static.
6195 (ix86_init_mmx_sse_builtins): Update for changed builtins.
6196 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
6197 if all the modes match. Otherwise, fake it.
6198 (get_element_number, ix86_expand_vec_init_builtin,
6199 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
6200 (ix86_expand_builtin): Make static. Update for changed builtins.
6201 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
6202 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
6203 (ix86_expand_vector_init_duplicate): New.
6204 (ix86_expand_vector_init_low_nonzero): New.
6205 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
6206 Split out from ix86_expand_vector_init; handle integer modes.
6207 (ix86_expand_vector_init): Use them.
6208 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
6209 * config/i386/i386-protos.h: Update.
6210 * config/i386/predicates.md (reg_or_0_operand): New.
6211 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
6212 (movv2sf_internal): Likewise. And a splitter to match them all.
6213 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
6214 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
6215 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
6216 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
6217 (mmx_pinsrw): Fix operand ordering.
6218 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
6219 rather than sse_loadss expander.
6220 (movv2df splitter): Similarly.
6221 (sse_loadss, sse_loadlss): Remove.
6222 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
6223 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
6224 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
6225 (sse3_movddup): Rename with '*'.
6226 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
6227 (sse2_loadsd): Remove.
6228 (vec_dupv2df_sse3): Rename from sse3_loadddup.
6229 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
6230 (sse2_pinsrw): Fix argument ordering.
6231 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
6232 (sse2_stored): Remove 'r' destination.
6233 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
6234 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
6235 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
6236 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
6237 vec_extractv16qi, vec_initv16qi): New.
6239 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
6240 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
6241 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
6243 (_mm_load_pd, _mm_store_pd): Use plain dereference.
6244 (_mm_load_si128, _mm_store_si128): Likewise.
6245 (_mm_load1_pd): Use _mm_set1_pd.
6246 (_mm_load_sd): Use _mm_set_sd.
6247 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
6248 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
6249 (_mm_set_epi64): Use _mm_set_epi64x.
6250 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
6251 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
6252 _mm_setr_epi8): Use _mm_set_foo form.
6253 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
6254 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
6255 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
6256 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
6257 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
6258 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
6259 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
6260 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
6261 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
6262 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
6263 (_mm_movedup_pd): Use _mm_shuffle_pd.
6264 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
6265 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
6266 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
6267 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
6269 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
6270 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
6271 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
6272 (_mm_store_ps): Use raw dereference.
6273 (_mm_store1_ps): Use _mm_storeu_ps.
6274 (_mm_storer_ps): Use _mm_store_ps.
6275 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
6276 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
6278 2005-01-11 Stan Shebs <shebs@apple.com>
6280 * config/rs6000/rs6000.c (machopic_output_stub): Issue
6281 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
6283 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
6286 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
6287 Skip all DECLs except for FIELD_DECLs.
6289 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6291 * config/s390/s390.c (override_options): Return error if
6292 -mbackchain, -mpacked-stack and -mhard-float are used together.
6293 (s390_va_start): Remove the backchain && packed-stack special case.
6294 (s390_gimplify_va_arg): Likewise.
6295 * doc/invoke.texi: Remove the ABI incompatibility note.
6297 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
6299 * config/s390/s390.c (struct s390_frame_layout): Remove
6301 (s390_frame_info, s390_emit_prologue): Replace occurrences of
6302 save_backchain_p with TARGET_BACKCHAIN.
6304 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6307 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
6308 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
6309 * function.c (locate_and_pad_parm): Set new field.
6310 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
6311 Tweak where_pad test to include "none". Always set mem align for
6313 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
6314 not sufficient for type.
6315 (assign_parm_setup_block): If stack_parm is zero on entry, always
6316 make a new stack local. Block move old stack parm if necessary
6317 to new aligned stack local.
6318 (assign_parm_setup_stack): Use a block move to handle
6319 potentially misaligned entry_parm.
6320 (assign_parms_unsplit_complex): Specify required alignment when
6321 creating stack local.
6322 * calls.c (compute_argument_addresses): Override alignment of stack
6323 arg calculated from its type with the alignment given by
6324 FUNCTION_ARG_BOUNDARY.
6325 (store_one_arg): Likewise.
6327 2005-01-11 Jan Beulich <jbeulich@novell.com>
6329 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
6330 Change respective itanium_class attribute to ialu.
6331 (shladdp4_internal): New.
6332 * config/ia64/predicates.md (shladd_log2_operand): New.
6334 2005-01-11 Richard Henderson <rth@redhat.com>
6336 * expr.c (store_constructor): Use rtvec_alloc instead of
6337 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
6339 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
6341 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
6343 2005-01-11 Alan Modra <amodra@bigpond.net.au>
6345 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
6346 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
6347 (TARGET_RWRELOC): Define.
6348 (ia64_rwreloc_section_type_flags): Delete.
6349 (ia64_section_type_flags): New function.
6350 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
6351 (TARGET_RWRELOC): Define.
6353 2005-01-10 David Mosberger <davidm@hpl.hp.com>
6356 * config/ia64/ia64.c (process_set): For alloc insn, only call
6357 process_epilogue is !frame_pointer_needed.
6359 2005-01-10 Roger Sayle <roger@eyesopen.com>
6362 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
6363 unary operator and can't be treated as a binary/comparison operator.
6365 2005-01-10 Richard Henderson <rth@redhat.com>
6367 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
6368 (ix86_return_in_memory): Likewise.
6369 (function_arg_advance): Likewise. Mirror structure in function_arg
6370 for choosing register to advance.
6372 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
6374 * tree-vectorizer.c, tree.def: Fix comment typos.
6376 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
6378 * config/s390/s390.c (struct processor_costs): 4 new fields:
6379 ddbr, ddr, debr, der.
6380 (s390_rtx_costs): More precise handling of divide instructions.
6382 2005-01-10 David Edelsohn <edelsohn@gnu.org>
6384 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
6386 2005-01-10 Jan Beulich <jbeulich@novell.com>
6388 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
6389 names resulting from -ffunction-sections/-fdata-sections and linkonce
6391 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
6392 based on the section name. Rearrange the section name comparison logic
6393 slightly so that each section name is compared against at most once.
6395 2005-01-10 Ben Elliston <bje@au.ibm.com>
6397 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
6398 targets for which -fPIC reduces limitations on the GOT size.
6400 2005-01-09 Falk Hueffner <falk@debian.org>
6402 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
6405 2005-01-09 David Edelsohn <edelsohn@gnu.org>
6408 * collect2.c (main): Set aixrtl_flag for -brtl option.
6409 (resolve_lib_name): Search for .so file extension before .a
6412 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
6414 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
6415 (vect_analyze_data_refs_alignment): Add dump prints.
6417 2005-01-09 Ira Rosen <irar@il.ibm.com>
6419 * tree-vectorizer.c (vect_analyze_offset_expr): Use
6420 expr_invariant_in_loop_p.
6421 Initialize outputs first thing in the function.
6422 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
6423 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
6424 (vect_analyze_pointer_ref_access): Check that the initial condition of
6425 the access function is loop invariant.
6427 2005-01-09 Richard Henderson <rth@redhat.com>
6429 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
6430 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
6431 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
6432 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
6433 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
6434 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
6435 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
6436 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
6437 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
6438 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
6439 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
6440 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
6441 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
6442 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
6443 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
6444 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
6445 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
6446 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
6447 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
6448 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
6449 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
6450 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
6451 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
6453 (mmx_clrdi, pavgusb): Remove.
6454 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
6455 with leading sse_ prefix.
6456 * config/i386/sse.md: Receive them.
6457 * config/i386/mmx.md: New file.
6458 (MMXMODE12, MMXMODE24, mmxvecsize): New.
6459 (subrv2sf3): Turn into expander for normal subtraction.
6460 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
6461 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
6462 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
6463 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
6464 commutative; use ix86_binary_operator_ok.
6465 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
6466 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
6467 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
6468 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
6469 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
6470 Macroize from existing patterns; use ix86_binary_operator_ok.
6471 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
6472 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
6473 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
6474 with vec_select+vec_concat.
6475 (mmx_pshufw, mmx_pshufw_1): Likewise.
6476 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
6477 (mmx_uavgv4hi3): Model correctly.
6478 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
6479 _mm_xor_si64): Remove casts.
6481 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6483 PR tree-optimization/19224
6484 * tree-scalar-evolution.c (get_instantiated_value,
6485 set_instantiated_value): New functions.
6486 (instantiate_parameters_1): Cache the results.
6487 (instantiate_parameters, resolve_mixers): Initialize and free
6490 2005-01-08 David Edelsohn <edelsohn@gnu.org>
6492 * config/i386/i386.md (addhi_4): Correct reference in comment.
6495 2005-01-08 Richard Henderson <rth@redhat.com>
6497 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
6498 (_mm_cvtsi128_si64x): Likewise.
6499 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
6500 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
6501 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
6502 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
6503 * config/i386/i386-protos.h: Update.
6504 * config/i386/i386.c (print_operand): Add 'H'.
6505 (ix86_fixup_binary_operands): Split out from ...
6506 (ix86_expand_binary_operator): ... here.
6507 (ix86_fixup_binary_operands_no_copy): New.
6508 (ix86_expand_fp_absneg_operator): Handle vector mode results.
6509 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
6510 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
6511 (safe_vector_operand): Use CONST0_RTX.
6512 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
6513 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
6514 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
6515 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
6517 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
6518 (IX86_BUILTIN_CMPNGESS): New.
6519 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
6520 (attr type): Add sselog1.
6521 (attr unit, attr memory): Handle it.
6522 (movti, movti_internal, movti_rex64): Move near other integer moves.
6523 (movtf, movtf_internal): Move near other fp moves.
6524 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
6525 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
6526 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
6527 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
6528 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
6529 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
6530 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
6531 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
6532 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
6533 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
6534 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
6535 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
6536 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
6537 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
6538 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
6539 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
6540 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
6541 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
6542 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
6543 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
6544 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
6545 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
6546 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
6547 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
6548 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
6549 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
6550 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
6551 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
6552 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
6553 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
6554 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
6555 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
6556 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
6557 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
6558 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
6559 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
6560 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
6561 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
6562 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
6563 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
6564 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
6565 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
6566 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
6567 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
6569 (SSEPUSH, push<SSEPUSH>): Remove.
6570 (MMXPUSH, push<MMXPUSH>): Remove.
6571 (sse_movaps, sse_movaps_1, sse_movups): Remove.
6572 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
6573 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
6574 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
6575 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
6576 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
6577 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
6578 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
6579 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
6580 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
6581 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
6582 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
6583 (ppro_sse_log_V4SF): Handle sselog1.
6584 * config/i386/predicates.md (const_0_to_1_operand): New.
6585 (const_0_to_255_mul_8_operand): New.
6586 (const_1_to_31_operand): Rename from const_int_1_31_operand.
6587 (const_2_to_3_operand, const_4_to_7_operand): New.
6588 * config/i386/sse.md: New file.
6589 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
6590 (sse_movups): Rename from sse_movups_1.
6591 (sse_loadlss): Rename from sse_loadss_1.
6592 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
6594 (negv4sf2): Use ix86_expand_fp_absneg_operator.
6595 (absv4sf2, negv2df, absv2df): New.
6596 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
6597 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
6598 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
6599 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
6600 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
6601 (sse3_addsubv4sf3): Model correctly.
6602 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
6603 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
6604 (sse_movhlps): Model with vec_select+vec_concat.
6605 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
6606 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
6607 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
6608 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
6609 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
6610 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
6611 sse2_pshufhw_1): Likewise.
6612 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
6613 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
6614 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
6615 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
6616 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
6617 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
6618 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
6619 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
6620 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
6621 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
6622 sminv8hi3): Mark commutative
6623 operands. Use ix86_binary_operator_ok.
6624 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
6625 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
6626 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
6627 sse2_punpcklqdq): Allow operand2 in memory.
6628 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
6629 sse2_movsd): Add memory alternatives.
6630 (sse_storelps): Turn expander into an insn; split after reload.
6631 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
6632 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
6634 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
6636 * configure.ac (DWARF-2 debug_line): Use objdump.
6637 * configure: Regenerate.
6639 2005-01-08 Jeff Law <law@redhat.com>
6640 Diego Novillo <dnovillo@redhat.com>
6642 PR tree-optimization/18241
6643 * tree-nrv.c (tree_nrv): Ignore volatile return values.
6644 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
6645 statements with volatile operands.
6646 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
6647 operands after marking a statement with has_volatile_ops.
6649 2005-01-08 Roger Sayle <roger@eyesopen.com>
6651 * tree.c (int_fits_type_p): Always honor integer constant
6652 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
6654 2005-01-08 Roger Sayle <roger@eyesopen.com>
6656 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
6657 the latent bug in rtl_delete_block has been resolved.
6659 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6661 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
6662 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
6664 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
6666 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
6667 library as @multilib_dir@/$(SHLIB_SONAME).
6669 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6671 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
6672 * configure: Regenerate.
6674 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6676 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
6679 2005-01-07 David Edelsohn <edelsohn@gnu.org>
6682 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6683 Convert non-word aligned offset address using ld/std into
6686 2005-01-07 Richard Henderson <rth@redhat.com>
6688 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
6690 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
6692 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
6694 2005-01-07 Jakub Jelinek <jakub@redhat.com>
6696 PR tree-optimization/19283
6697 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
6698 is not shorter than the original type.
6700 PR rtl-optimization/19012
6701 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
6703 PR rtl-optimization/18861
6704 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
6705 (FULL_STATE): Define.
6706 (mark_tablejump_edge): New function.
6707 (purge_dead_tablejump_edges): New function.
6708 (find_bb_boundaries): Use it.
6710 PR tree-optimization/18828
6711 * builtins.c (expand_builtin_next_arg): Remove argument and all
6712 the argument checking.
6713 (expand_builtin): Adjust caller.
6714 (expand_builtin_va_start): Likewise. Remove error for too many
6716 (fold_builtin_next_arg): Issue error for too many arguments.
6717 After checking arguments, replace them with magic arguments that
6718 prevent further checking of the args.
6720 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6722 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
6724 2005-01-06 Roger Sayle <roger@eyesopen.com>
6727 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
6728 and %{.S:...} (and their negative variants) to test whether the
6729 input file is assembler or pre-processed-assembler independent of
6730 the actual filename extension.
6732 2005-01-06 Roger Sayle <roger@eyesopen.com>
6734 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
6735 of sign or zero extended values.
6737 2005-01-06 Geoffrey Keating <geoffk@apple.com>
6739 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
6740 for IBM long double format correctly.
6742 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
6744 Fix PR tree-optimization/18792
6746 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
6747 to first_loop_depth, and use loop depth instead of loop number.
6748 (build_classic_dir_vector): Ditto.
6749 (compute_data_dependences_for_loop): Use depth, not loop number.
6750 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
6751 number. Pass in loops, instead of loop numbers.
6752 (gather_interchange_stats): Ditto.
6753 (linear_transform_loops): Ditto.
6755 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
6758 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
6759 biv_fits_mode_p, extension_within_bounds_p): New functions.
6760 (check_ext_dependent_givs): Use them.
6762 2005-01-06 Roger Sayle <roger@eyesopen.com>
6764 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
6765 more than one barrier, in which case we should delete them all.
6767 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
6769 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
6771 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
6773 Fix PR middle-end/19286
6775 * dwarf2out.c (gen_subprogram_die): If we've already tried to
6776 output this subprogram, simply ignore this attempt to do it again.
6777 (add_abstract_origin_attribute): Don't abort trying to add the abstract
6778 origin attribute if it's not possible.
6779 (gen_block_die): Don't ignore subblocks of "unused" blocks.
6780 (decls_for_scope): Ditto.
6781 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
6782 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
6784 2005-01-05 Richard Henderson <rth@redhat.com>
6787 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
6788 (bdesc_2arg): Use it.
6789 (ix86_expand_binop_builtin): Force operands into registers
6791 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
6792 ix86_expand_sse_compare, ix86_expand_sse_comi,
6793 ix86_expand_builtin): Likewise.
6795 2005-01-05 Richard Henderson <rth@redhat.com>
6797 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
6799 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
6800 (mulv4hi3): Set itanium_class mmmul.
6801 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
6802 (fpack): Rename from fpack_sfsf.
6804 2005-01-05 Richard Henderson <rth@redhat.com>
6807 * reload1.c (do_input_reload): Restrict the optimization deleteing
6808 a previous output reload to RELOAD_FOR_INPUT.
6810 2005-01-05 Steven Bosscher <stevenb@suse.de>
6812 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
6813 comment that we fall through after case.
6814 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
6815 (distribute_links): Likewise.
6816 * cse.c (cse_insn): Likewise.
6817 * cselib.c (cselib_invalidate_mem): Likewise.
6818 * df.c: Update comments at the top of the file.
6819 (read_modify_subreg_p): Update comments here too.
6820 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
6821 * flow.c (mark_set_1): Likewise.
6822 (mark_used_regs): Likewise.
6823 * gcse.c (mems_conflict_for_gcse_p): Likewise.
6824 (canon_list_insert): Likewise.
6825 (mark_set): Likewise.
6826 (try_replace_reg): Likewise.
6827 (store_killed_in_insn): Likewise.
6828 * loop.c (count_one_set): Likewise.
6829 (basic_induction_var): Likewise.
6830 * postreload-gcse.c (find_mem_conflicts): Likewise.
6831 * postreload.c (reload_combine_note_store): Likewise.
6832 (move2add_note_store): Likewise.
6833 * reload.c (find_equiv_reg): Likewise.
6834 (mark_referenced_resources): Likewise.
6835 * rtlanal.c (set_noop_p): Likewise.
6836 (note_stores): Likewise.
6837 (note_uses): Likewise.
6838 * sched-deps.c (sched_analyze_1): Likewise.
6839 * sched-rgn.c (check_live_1): Likewise.
6840 (update_live_1): Likewise.
6841 * config/i860/i860.c: Likewise.
6843 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
6845 (ZERO_EXTRACT): Mention that this one can be an lvalue.
6847 * doc/rtl.texi: Update documentation for bit-fields and SET.
6849 2005-01-05 Roger Sayle <roger@eyesopen.com>
6851 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
6853 2005-01-05 Jan Hubicka <jh@suse.cz>
6854 Richard Henderson <rth@redhat.com>
6857 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
6860 2005-01-05 Richard Henderson <rth@redhat.com>
6863 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
6864 (sse_shufps): Change operand 3 to const_int_operand.
6865 (sse2_storelps): Fix typo in template.
6866 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
6867 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
6868 (ix86_expand_builtin): Likewise.
6870 2005-01-05 Julian Brown <julian@codesourcery.com>
6872 * config/arm/arm.c (arm_return_in_memory): Treat complex types
6873 as aggregates for AAPCS ABIs.
6875 2005-01-05 Stan Shebs <shebs@apple.com>
6877 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
6878 Mach-O getters if ppc64.
6879 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
6881 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
6882 signed four-byte field for global code case.
6883 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
6885 2005-01-05 Roger Sayle <roger@eyesopen.com>
6888 * c-common.c: Include real.h.
6889 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
6890 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
6891 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
6892 * Makefile.in (c-common.o): Update dependencies.
6894 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6896 * c-parse.in (asm_string): Add trailing semicolon.
6898 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6900 * c-parse.in (asm_string): New. Don't allow wide strings in
6902 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
6903 asm_string instead of STRING.
6905 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
6907 * c-typeck.c (constructor_no_implicit): Remove.
6908 (set_designator, process_init_element): Don't check
6909 constructor_no_implicit.
6911 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
6912 Kaz Kojima <kkojima@gcc.gnu.org>
6915 * lcm.c (create_pre_exit): New.
6916 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
6917 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
6919 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6921 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
6922 -msoft-float in target_float_switch.
6923 * arm.c (arm_override_options): Fix processing of target_float_switch.
6925 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
6927 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
6930 2004-01-05 Uros Bizjak <uros@kss-loka.si>
6932 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
6933 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
6935 2005-01-04 Roger Sayle <roger@eyesopen.com>
6937 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
6938 if deleting the then-block allows the test-block to fallthru to the
6941 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
6944 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
6945 after the full declaration if the are in two different TUs.
6947 2005-01-04 Richard Henderson <rth@redhat.com>
6950 * tree-sra.c (generate_one_element_init): Just
6951 call gimplify_and_add.
6952 (generate_element_init): Record the
6953 new referenced variables and mark them for renaming
6954 and split out to ...
6955 (generate_element_init_1): This.
6956 (scalarize_init): Don't call push_gimplify_context/
6957 pop_gimplify_context.
6959 2005-01-04 Geoffrey Keating <geoffk@apple.com>
6961 * toplev.c (get_src_pwd): Handle failure of getpwd().
6963 2005-01-04 Roger Sayle <roger@eyesopen.com>
6965 * fold-const.c (fold_single_bit_test): Delete unreachable handling
6967 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
6968 all the cases handled by it are inverted by invert_truthvalue.
6970 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6972 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
6973 (save_register_windowsi): Likewise.
6975 2005-01-04 Richard Henderson <rth@redhat.com>
6977 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
6979 2005-01-04 Uros Bizjak <uros@kss-loka.si>
6982 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
6983 any simplifications of vector mode comparison operators.
6984 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
6986 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
6987 Devang Patel <dpatel@apple.com>
6989 PR tree-optimization/18308
6990 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
6991 the operands before creating a new expression.
6992 * dojump.c (do_jump): Make drop_through_label available
6993 for all cases. Add expansion of COND_EXPR.
6995 2005-01-04 Ira Rosen <irar@il.ibm.com>
6997 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
6998 INTEGER_CST instead of TREE_CONSTANT.
6999 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
7000 instead of TREE_CONSTANT.
7001 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
7002 instead of TREE_CONSTANT.
7004 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
7006 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
7008 2005-01-04 Uros Bizjak <uros@kss-loka.si>
7011 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
7012 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
7014 2005-01-03 Richard Henderson <rth@redhat.com>
7016 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
7017 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
7018 fold_convert_const_real_from_real): Split out from ...
7019 (fold_convert_const): ... here.
7021 2005-01-03 Richard Henderson <rth@redhat.com>
7024 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
7025 (mov<MMXMODEI>_internal): Likewise.
7026 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
7027 Add V2SF case; use it for SSE1; don't use TI.
7028 (movdf_integer): Likewise.
7029 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
7031 2005-01-03 Ira Rosen <irar@il.ibm.com>
7033 * tree-vectorizer.c (vect_strip_conversions): New function.
7034 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
7035 check for binary class.
7037 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
7041 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
7043 * gimple-low.c (mark_blocks_with_used_vars): New function.
7044 (mark_blocks_with_used_subblocks): Ditto.
7045 (mark_used_blocks): Ditto.
7046 (pass_mark_used_blocks): New pass.
7047 * tree-inline.c: Include debug.h.
7048 (expand_call_inline): Call outlining_inline_function here.
7049 * tree-optimize.c (init_tree_optimization_passes): Add
7050 pass_mark_used_blocks.
7051 * tree-pass.h (pass_mark_used_blocks): New.
7052 * Makefile.in (tree-inline.o): Add debug.h dependency.
7054 2005-01-03 Geoffrey Keating <geoffk@apple.com>
7056 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
7057 VAR_DECLs to have weak_import attribute.
7059 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
7062 2004-01-03 Steven Bosscher <stevenb@suse.de>
7064 * passes.c (rest_of_compilation): Don't run regmove if only
7065 flag_expensive_optimizations, require flag_regmove instead.
7067 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7069 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
7071 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
7072 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7073 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
7074 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7076 2005-01-03 Richard Henderson <rth@redhat.com>
7078 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
7079 (ia64_const_ok_for_letter_p): New.
7080 (ia64_const_double_ok_for_letter_p): New.
7081 (ia64_extra_constraint): New.
7082 (ia64_expand_vecint_compare): New.
7083 (ia64_expand_vcondu_v2si): New.
7084 (ia64_expand_vecint_cmov): New.
7085 (ia64_expand_vecint_minmax): New.
7086 (ia64_print_operand): Add 'v'.
7087 (ia64_preferred_reload_class): New.
7088 (ia64_vector_mode_supported_p): New.
7089 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
7090 (PREFERRED_RELOAD_CLASS): Move to function.
7091 (CONST_OK_FOR_LETTER_P): Move to function.
7092 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
7093 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
7094 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
7095 (EXTRA_CONSTRAINT): Move to function.
7096 * config/ia64/ia64.md: Include vect.md.
7097 (itanium_class): Add mmalua.
7099 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
7101 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
7102 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
7104 (const_int_2bit_operand): New.
7105 (fr_reg_or_0_operand): New.
7106 * config/ia64/ia64-modes.def: Add vector modes.
7107 * config/ia64/ia64-protos.h: Update.
7108 * config/ia64/vect.md: New file.
7110 2005-01-03 Richard Henderson <rth@redhat.com>
7112 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
7114 2005-01-03 Uros Bizjak <uros@kss-loka.si>
7117 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
7119 (log1pdf2): Change mode of operands[0,1] to DFmode.
7121 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
7123 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
7124 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
7125 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
7126 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
7127 SPARC_RELAXED_ORDERING.
7129 2005-01-03 Richard Henderson <rth@redhat.com>
7130 Uros Bizjak <uros@kss-loka.si>
7133 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
7134 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
7135 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
7137 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
7138 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
7139 const_pow2_1_to_128_operand): New predicates.
7141 2005-01-02 Greg McGary <greg@mcgary.org>
7143 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
7145 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
7146 object. [ptr_type]: Remove unused variable.
7147 Remember nearest addressable array-element or record-component
7148 when checking bitfield components. Tolerate empty BIND_EXPR.
7150 2005-01-01 Richard Henderson <rth@redhat.com>
7152 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
7153 that don't narrow the value. Fail for other conversions.
7155 2005-01-01 Richard Henderson <rth@redhat.com>
7158 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
7159 * c-lang.c (finish_file): Don't do it here.
7160 * objc/objc-act.c (objc_finish_file): Likewise.
7162 * cgraph.c (decl_assembler_name_equal): New.
7163 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
7164 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
7165 * cgraph.h (struct cgraph_varpool_node): Add next.
7166 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
7167 * varasm.c (assemble_alias): Mark the target as needed.
7169 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
7172 * function.c (get_arg_pointer_save_area): Use entry_of_function
7173 instead of get_insns.
7175 2005-01-01 Roger Sayle <roger@eyesopen.com>
7176 Andrew Pinski <pinskia@physics.uc.edu>
7177 James E. Wilson <wilson@specifixinc.com>
7179 PR rtl-optimization/12092
7180 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
7183 2005-01-01 Roger Sayle <roger@eyesopen.com>
7184 Olivier Hainque <hainque@act-europe.fr>
7186 * tree.c (int_fits_type_p): A narrower type always fits in a
7187 wider one, except for negative values into unsigned types.
7189 2005-01-01 Roger Sayle <roger@eyesopen.com>
7191 * tree.c (int_fits_type_p): Compare the result of force_fit_type
7192 with the original constant rather than require TREE_OVERFLOW.
7194 2005-01-01 Steven Bosscher <stevenb@suse.de>
7197 * c-decl.c (finish_function): If compiling C99, annotate the
7198 compiler generated return with the current file name and line 0.
7199 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
7200 the source line is greater than 0.
7201 (remove_bb): Likewise.
7203 See ChangeLog.12 for earlier changes.