1 2005-04-23 Mike Stump <mrs@apple.com>
3 * config/darwin.c (machopic_indirection_name): Don't use
5 (darwin_emit_unwind_label): Use user_label_prefix instead of
8 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
10 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
12 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
14 * config.gcc <cris-*>: Specify .opt files.
15 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
16 config/cris/linux.opt: New files.
17 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
18 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
19 (TARGET_ELF): Override to 0.
20 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
22 * config/cris/cris.c: (cris_handle_option): New function.
23 (TARGET_DEFAULT_TARGET_FLAGS): Override.
24 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
25 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
26 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
27 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
28 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
29 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
30 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
31 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
32 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
33 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
34 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
35 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
36 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
37 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
38 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
39 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
40 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
41 (TARGET_LINUX): Define 0.
42 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
43 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
44 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
45 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
46 (TARGET_LINUX): Override to 1.
47 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
49 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
51 * haifa-sched.c (schedule_block): Fix thinko in previous
52 assertification patch.
54 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
56 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
57 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
58 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
59 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
60 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
61 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
62 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
64 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
65 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
66 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
67 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
68 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
69 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
70 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
71 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
72 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
73 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
74 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
75 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
76 (SUBTARGET_OPTIONS): Delete.
77 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
78 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
80 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
81 (pa_cpu_string, pa_unix_string): Delete.
82 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
83 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
85 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
86 (pa_handle_option): New function.
87 (override_options): Remove handling of -march=, -mfixed-range=,
88 -mschedule= and -munix=.
89 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
90 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
91 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
92 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
93 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
94 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
95 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
97 * config/pa/pa.opt: New file.
98 * config/pa/pa-hpux.opt: New file.
99 * config/pa/pa-hpux1010.opt: New file.
100 * config/pa/pa-hpux1111.opt: New file.
101 * config/pa/pa64-hpux.opt: New file.
103 2005-04-22 David S. Miller <davem@davemloft.net>
105 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
106 integer when it's mode is VOIDmode not DImode.
108 2005-04-22 Geoffrey Keating <geoffk@apple.com>
110 * config/rs6000/rs6000.md (sync_add<mode>_internal,
111 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
112 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
113 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
114 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
115 "bne- $-xxx" rather than local labels.
116 (sync_lock_release<mode>): Add second operand.
117 (lwsync): Use .long rather than a more meaningful opcode.
118 * doc/md.texi (Standard Names): Add description of second
119 parameter to sync_lock_test_and_set.
121 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
123 PR tree-optimization/21088
124 * fold-const.c (fold_unary, fold_binary, fold_ternary):
126 * tree-vrp.c (compare_values): Use fold_binary to compare
127 pointers. Use boolean_type_node as the type of a comparison
128 expression being folded.
129 * tree.h: Add prototypes for fold_unary, fold_binary,
132 * tree-ssa-dom.c: Fix formatting.
134 2005-04-22 Diego Novillo <dnovillo@redhat.com>
136 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
137 * lambda-code.c (perfect_nestify): Mark virtual operands in
138 the moved statement for renaming.
139 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
140 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
141 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
142 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
143 * tree-flow.h (struct var_ann_d): Update comments.
144 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
145 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
146 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
147 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
148 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
149 debug_names_replaced_by): Remove declarations.
150 (delete_update_ssa, get_current_def, set_current_def): Declare.
151 (rewrite_into_loop_closed_ssa): Add new argument. Update
153 * tree-into-ssa.c: Include params.h.
154 (old_virtual_ssa_names): Remove. Update all users.
155 (need_to_replace_names_p): Remove. Update all users.
156 (struct update_ssa_stats_d): Declare.
157 (update_ssa_stats): New local.
158 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
159 dump_tree_ssa_stats, debug_tree_ssa_stats,
160 dump_update_ssa, debug_update_ssa,
161 dump_names_replaced_by, debug_names_replaced_by): Declare.
162 (get_current_def, set current_def): Make extern.
163 (is_old_name, is_new_name): Protect against references
164 past the end of the sets.
165 (add_new_name_mapping): Assert that OLD and NEW are
166 different SSA names for the same symbol.
167 When adding a virtual mapping, update stats for virtual
169 (insert_phi_nodes_for): If UPDATE_P is true, create the
170 LHS of the new PHI by duplicating SSA name VAR.
171 (insert_phi_nodes_1): Remove. Update all users.
172 (insert_phi_nodes): Remove second argument. Update all
174 (maybe_replace_use, maybe_replace_def): New.
175 (rewrite_update_stmt): Call them.
176 (mark_def_interesting): Remove calls to is_gimple_reg.
177 (prepare_phi_args_for_update): Remove. Update all users.
178 (prepare_block_for_update): Only process virtual operands
179 and GIMPLE registers in normal form.
180 (prepare_use_sites_for): New.
181 (prepare_names_to_update): Rename from prepare_def_sites.
182 Call prepare_use_sites_for.
183 (dump_update_ssa): Rename from dump_repl_tbl.
185 Show statistics for virtual mapping heuristic.
186 (debug_update_ssa): Rename from debug_debug_repl_tbl.
187 (init_update_ssa): Initialize UPDATE_SSA_STATS.
188 (delete_update_ssa): Make extern.
189 (mark_set_for_renaming): If the set is empty, do nothing.
190 (release_ssa_name_after_update_ssa): Update comment.
191 (insert_updated_phi_nodes_for): Do not remove existing
192 PHI nodes for symbols.
193 (switch_virtuals_to_full_rewrite_p): New.
194 (switch_virtuals_to_full_rewrite): New.
195 (update_ssa): Call them.
196 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
197 for every statement before updating.
198 If all the names in NEW_SSA_NAMES have been marked for
200 Only start at the top of the CFG if there are symbols in
202 (ssa_rewrite_finalize_block): Remove.
203 (ssa_register_new_def): Remove.
204 (ssa_rewrite_stmt): Remove.
205 (ssa_rewrite_phi_arguments): Remove.
206 (ssa_rewrite_initialize_block): Remove.
207 (ssa_mark_def_sites): Remove.
208 (ssa_mark_def_sites_initialize_block): Remove.
209 (ssa_mark_phi_uses): Remove.
210 (rewrite_ssa_into_ssa): Remove.
211 * tree-phinodes.c (find_phi_node_for): Remove.
212 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
214 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
215 Remove calls to verify_dominators and
216 verify_loop_structure.
217 (tree_unswitch_single_loop): Call update_ssa.
218 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
221 (delete_tree_ssa): Assert that need_ssa_update_p returns
223 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
224 * tree-vectorizer.c (allocate_new_names, rename_def_op,
225 free_new_names): Remove. Update all users.
226 (rename_use_op): Call get_current_def.
227 (rename_variables_in_bb): Do not handle any real or
229 (slpeel_update_phis_for_duplicate_loop): Call
230 get_current_def and set_current_def instead of using
232 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
233 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
234 ssa_names_to_replace and delete_update_ssa.
235 * doc/invoke.texi: Document --param min-virtual-mappings
236 and --param virtual-mappings-ratio.
238 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
239 Diego Novillo <dnovillo@redhat.com>
241 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
242 for newly created PHI nodes.
243 Call create_new_def_for for every new V_MAY_DEF and
244 V_MUST_DEF on the copied statement.
245 (struct ssa_name_map_entry): Remove.
246 (ssa_name_map_entry_hash): Remove.
247 (ssa_name_map_entry_eq): Remove.
248 (allocate_ssa_names): Remove.
249 (rewrite_to_new_ssa_names_def): Remove.
250 (rewrite_to_new_ssa_names_use): Remove.
251 (rewrite_to_new_ssa_names_bb): Remove.
252 (rewrite_to_new_ssa_names): Remove.
253 (tree_duplicate_sese_region): Remove variables ver,
254 definitions, phi, ssa_name_map and bi.
255 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
257 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
258 update_ssa instead of rewrite_ssa_into_ssa.
259 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
261 (find_uses_to_rename_use): Add argument 'need_phis'.
262 (find_uses_to_rename_stmt): Do not scan virtual operands.
263 (find_uses_to_rename): Only scan PHI nodes for
265 (rewrite_into_loop_closed_ssa): Call update_ssa.
266 (check_loop_closed_ssa_use): Ignore virtual operands.
267 (check_loop_closed_ssa_stmt): Likewise.
268 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
270 (rename_variables, set_phi_def_stmts): Remove.
271 (tree_duplicate_loop_to_header_edge): Reformat comment.
272 Remove variables BB, I and DEFINITIONS.
273 Call need_ssa_update_p.
275 (lv_adjust_loop_header_phi): Reformat comment.
276 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
277 (marked_for_rewrite_p, any_marked_for_rewrite_p,
278 mark_for_rewrite, unmark_all_for_rewrite,
279 marked_ssa_names): Remove. Update all users.
280 (release_ssa_name): If VAR has been registered for SSA
281 updating, do nothing.
282 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
283 (build_assert_expr_for): Call register_new_name_mapping.
284 (insert_range_assertions): Update call to update_ssa.
285 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
286 marked_for_rewrite_p, any_marked_for_rewrite_p,
287 marked_ssa_names): Remove.
289 2005-04-22 Jeff Law <law@redhat.com>
291 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
292 (restore_currdefs_to_original_value): Likewise.
293 (register_definitions_for_stmt): Likewise.
294 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
295 for each variable. Do not allocate/free block_defs_stack either.
296 Do not iterate if we just thread jumps. Only iterate if the
297 tree_cleanup_cfg does useful work (temporary).
298 (dom_opt_initialize_block): No longer push a marker on
300 (dom_opt_finalize_block): Removal call to restore currdefs.
301 Relax restrictions for recording edge equivalences.
302 (record_equivalences_from_phis): No longer need to track
304 (optimize_stmt): Similarly.
305 (thread_across_edge): Simplify by removing the requirement that
306 statements in the block we are threading through must be nops.
307 (initialize_hash_element): Handle GOTO_EXPR.
309 2005-04-22 David S. Miller <davem@davemloft.net>
311 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
313 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
314 fix check on CONST_DOUBLE mode. It should be VOIDmode
315 when it is representing an integer.
317 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
319 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
320 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
321 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
322 find_char_info_specifier_index,
323 find_length_info_modifier_index): Likewise.
324 * c-typeck.c (composite_type, pop_init_level): Likewise.
325 * combine.c (cant_combine_insn_p, try_combine): Likewise.
326 * cse.c (cse_insn): Likewise
327 * dominance.c (calc_dfs_tree): Likewise
328 dwarf2out.c (loc_descriptor_from_tree_1,
329 add_abstract_origin_attribute, force_decl_die,
330 force_type_die): Likewise
331 emit-rtl.c (operand_subword_force): Likewise
332 explow.c (hard_function_value): Likewise
333 expmed.c (store_bit_field, expand_divmod,
334 emit_store_flag_force): Likewise
335 expr.c (emit_move_multi_word, store_expr,
336 expand_expr_real_1): Likewise
337 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
338 output_operand): Likewise
339 flow.c (recompute_reg_usage): Likewise
340 * function.c (assign_stack_temp_for_type, assign_temp,
341 handle_epilogue_set): Likewise
342 * genextract.c (main): Likewise
343 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
344 gimplify_modify_expr_rhs, gimplify_expr): Likewise
345 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
346 ready_remove, rm_line_notes, rm_other_notes,
347 schedule_block): Likewise
348 mips-tfile.c (copy_object, out_of_bounds): Likewise
350 2005-04-22 David Edelsohn <edelsohn@gnu.org>
353 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
354 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
355 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
356 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
358 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
360 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
362 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
363 (gcc_tree_to_linear_expression): Convert to heap allocated
365 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
366 lbv_to_gcc_expression, lle_to_gcc_expression,
367 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
368 perfect_nestify): Likewise.
369 lambda.h (gcc_loopnest_to_lambda_loopnest,
370 lambda_loopnest_to_gcc_loopnest): Likewise.
371 tree-loop-linear.c (linear_transform_loops): Likewise.
373 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
375 * config/sparc/predicates.md (arith_double_operand): Use
376 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
377 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
378 (DImode, DFmode constant splitters): Likewise. Remove code for
379 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
380 (logical constant splitters): Use const_int_operand predicate.
381 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
382 HOST_BITS_PER_WIDE_INT < 64.
384 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
386 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
387 gcc_unreachable as appropriate.
388 (force_mode, emit_move_sequence, singlemove_string,
389 output_move_double, output_fp_move_double, find_addr_reg,
390 output_block_move, output_block_clear, output_and,
391 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
392 pa_adjust_cost, pa_issue_rate, print_operand,
393 output_global_address, output_arg_descriptor, output_cbranch,
394 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
395 output_call): Likewise.
396 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
397 prefetch, prefetch_cc, prefetch_nocc): Likewise.
399 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
401 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
402 _gcov_pow2_profiler and _gcov_one_value_profiler.
403 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
404 (GTFILES): Add $(srcdir)/tree-profile.c.
405 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
406 __gcov_one_value_profiler): Declare.
407 * gimplify.c (force_gimple_operand): Check whether the statements
408 should be produced in ssa form.
409 (force_gimple_operand_bsi): New function.
410 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
411 __gcov_one_value_profiler): New functions.
412 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
413 the profiled value is a power of two or not.
414 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
415 * tree-flow.h (in_ssa_p): Declare.
416 (force_gimple_operand_bsi): Declare.
417 * tree-into-ssa.c (in_ssa_p): New variable.
418 (rewrite_into_ssa): Set in_ssa_p.
419 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
420 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
421 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
422 tree_one_value_profiler_fn): New variables.
423 (tree_init_edge_profiler): Initialize the profiler function decls.
424 (tree_gen_edge_profiler): Use global gcov_type_node.
425 (prepare_instrumented_value): New function.
426 (tree_gen_interval_profiler, tree_gen_interval_profiler,
427 tree_gen_one_value_profiler): Call the library functions instead of
428 creating instrumentation code.
429 * tree.c (build_fn_decl): New function.
430 * tree.h (build_fn_decl): Declare.
431 * value-prof.c (rtl_divmod_values_to_profile,
432 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
433 tree_mod_pow2_value_transform, tree_find_values_to_profile):
434 Do not handle may_be_other and precise values of exponents at pow2
436 (tree_mod_subtract_transform): Reflect that value field of
437 histogram has changed meaning.
438 (tree_divmod_values_to_profile): Record the values correctly.
439 (tree_values_to_profile): Update comment.
440 * value-prof.h (struct histogram_value_t): Remove pow2 data.
442 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
444 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
447 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
449 * config/i386/i386.md (length_immediate): Use gcc_assert or
450 gcc_unreachable, as appropriate.
451 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
452 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
453 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
454 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
455 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
456 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
457 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
458 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
459 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
460 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
461 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
462 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
463 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
464 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
465 *prefetch_sse_rex): Likewise.
466 * config/i386/predicates.md (x86_64_immediate_operand,
467 x86_64_zext_immediate_operand, symbolic_operand,
468 no_seg_address_operand, aligned_operand,
469 memory_displacement_operand): Likewise.
470 * config/i386/sse.md (*mov<mode>_internal,
471 *movv2df_internal): Likewise.
473 2005-04-22 Jan Hubicka <jh@suse.cz>
475 * Makefile.in (ipa.o, ipa-inline.o): New files.
476 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
477 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
478 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
479 * cgraphunit.c (cgraph_default_inline_p,
480 cgraph_decide_inlining_incrementally, ncalls_inlined,
481 nfunctions_inlined, initial_insns, overall_insns,
482 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
483 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
484 cgraph_mark_inline, cgraph_check_inline_limits,
485 cgraph_default_inline_p, cgraph_recursive_inlining_p,
486 update_callee_keys, lookup_recursive_calls,
487 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
488 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
489 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
490 pass_ipa_inline): Move to ipa-inline.c
491 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
493 * ipa-inline.c: New file.
495 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
497 * doc/invoke.texi (SPARC options): Document that -mapp-regs
498 is turned off by default on Solaris.
500 2005-04-21 Roger Sayle <roger@eyesopen.com>
502 * c-common.h (objc_build_method_signature): Update prototype.
503 * stub-objc.c (objc_build_method_signature): Update the stub
504 implementation to accept and ignore additional parameter.
505 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
506 the value of ellipsis to objc_build_method_signature instead
507 of setting TREE_OVERFLOW on the parms TREE_LIST node.
509 2005-04-21 Geoffrey Keating <geoffk@apple.com>
511 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
512 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
513 gen_rtx_* not gen_rtx_fmt_*.
514 (rs6000_emit_vector_select): Likewise.
515 (rs6000_emit_sync): New.
516 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
517 (larx, stcx, cmp): New mode substitutions.
518 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
519 UNSPEC_ISYNC): New constants.
521 (memory_barrier, isync, lwsync): New insns.
522 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
523 (sync_lock_release<mode>): New expander.
524 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
525 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
526 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
527 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
528 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
529 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
530 (sync_add<mode>_internal, sync_addshort_internal,
531 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
532 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
533 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
535 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
536 is the memory before, not after, the operation. Clarify
537 barrier requirements.
539 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
541 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
542 * lambda.h (lambda_vector_min_nz): Likewise.
543 * langhooks.h (struct lang_hooks_for_types,
544 struct lang_hooks): Likewise.
545 * output.h (assemble_integer, this_is_asm_operands): Likewise.
548 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
550 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
551 comments to avoid 'abort'. Use gcc_assert as necessary.
552 * opts.c (common_handle_option): Likewise.
553 * pretty-print.c (pp_base_format_text): Likewise.
554 * print-rtl.c (print_rtx): Likewise.
555 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
556 * regmove.c (try_auto_increment): Likewise.
557 * reload.c (find_valid_class, find_reloads_toplev,
558 find_equiv_reg): Likewise.
559 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
560 merge_assigned_reloads): Likewise.
561 * tree-inline.c (inline_forbidden_p_1,
562 estimate_num_insns_1): Likewise.
563 * tree-optimize.c (execute_todo): Likewise.
564 * tree-outof-ssa.c (eliminate_phi): Likewise.
565 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
566 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
567 * tree-ssa-operands.c (parse_ssa_operands,
568 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
569 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
570 * tree-ssanames.c (release_ssa_name): Likewise.
571 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
572 walk_tree): Likewise.
574 * tree-ssa-operands.c (verify_abort): Fold into ..
575 (verify_imm_links): ... here.
577 2005-04-21 Richard Henderson <rth@redhat.com>
579 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
580 on non-memory operand for previous inversion.
582 2005-04-21 Devang Patel <dpatel@apple.com>
584 PR optimization/20994
585 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
586 x = !(a == b) : p , q;.
587 (pass_if_conversion): Verify stmts and flow.
589 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
591 * optabs.c (gen_conditional_trap): Restore #define.
593 * alias.c (true_dependence): Remove 'abort' from comments. Use
594 gcc_assert and gcc_unreachable as appropriate.
595 (canon_true_dependence): Likewise.
596 * bb-reorder.c (connect_traces): Likewise.
597 * c-common.c (c_add_case_label): Likewise.
598 * c-decl.c (finish_function): Likewise.
599 * caller-save.c (insert_restore, insert_save): Likewise.
600 * cfg.c (update_bb_profile_for_threading): Likewise.
601 * cfganal.c (flow_active_insn_p): Likewise.
602 * cfgexpand.c (add_reg_br_prob_note): Likewise.
603 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
604 cfg_layout_merge_blocks): Likewise.
605 * ifcvt.c (cond_exec_process_insns, merge_if_block,
606 find_if_block): Likewise.
607 * integrate.c (allocate_initial_values): Likewise.
608 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
609 swap_condition, unsigned_condition, signed_condition,
610 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
611 reg_or_subregno): Likewise.
612 * lambda-code.c (lambda_compute_auxillary_space,
613 lambda_transform_legal_p): Likewise.
614 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
615 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
616 lhd_incomplete_type_error, lhd_expand_expr,
617 lhd_types_compatible_p, lhd_tree_size): Likewise.
618 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
619 * local-alloc.c (update_equiv_regs): Likewise.
620 * loop-unroll.c (peel_loop_completely
621 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
622 peel_loop_simple, unroll_loop_stupid,
623 analyze_iv_to_split_insn): Likewise.
624 * loop.c (gen_prefetch, find_and_verify_loops,
625 basic_induction_var): Likewise.
626 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
627 * value-prof.c (tree_find_values_to_profile): Likewise.
628 * varasm.c (named_section, default_assemble_integer,
629 decode_addr_const): Likewise.
631 2005-04-21 Alan Modra <amodra@bigpond.net.au>
632 Fariborz Jahanian <fjahanian@apple.com>
634 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
635 portion of argument passed in fpr.
636 * expr.c (emit_push_insn): Fix computation of 'offset' used to
637 decide on partial argument save on stack.
639 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
641 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
644 2005-04-21 Jan Hubicka <jh@suse.cz>
646 * cgraphunit.c: Include tree-pass.h
647 (cgraph_decide_recursive_inlining,
648 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
649 cgraph_decide_inlining): Dump goes to dump_file.
650 (cgraph_optimize): Call ipa passes instead of inliner.
651 (cgraph_gate_inlining, pass_ipa_inline): New.
652 * tree-optimize.c (all_ipa_passes): New static variable.
653 (register_one_dump_file): Dead with IPA passes.
654 (register_dump_files): Likewise.
655 (init_tree_optimization_passes): Initialize IPA passes.
656 (execute_todo): Do cgraph dump when asked to, do not dump function body
658 * tree-pass.h (TODO_dump_cgraph): New macro.
659 (ipa_passes): Declare.
660 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
662 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
664 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
665 gcc_assert instead of abort.
666 (classify_argument, examine_argument, construct_container,
667 contains_128bit_aligned_vector_p, ix86_check_movabs,
668 standard_80387_constant_opcode, standard_80387_constant_rtx,
669 ix86_initial_elimination_offset, ix86_compute_frame_layout,
670 pro_epilogue_adjust_stack, ix86_expand_epilogue,
671 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
672 legitimize_tls_address, output_pic_addr_const,
673 i386_output_dwarf_dtprel, put_condition_code, print_reg,
674 get_some_local_dynamic_name, print_operand, print_operand_address,
675 output_387_binary_op, emit_i387_cw_initialization,
676 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
677 ix86_expand_clear, ix86_expand_binary_operator,
678 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
679 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
680 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
681 ix86_expand_branch, ix86_expand_setcc,
682 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
683 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
684 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
685 memory_address_length, ix86_attr_length_immediate_default,
686 ix86_attr_length_address_default, ix86_agi_dependant,
687 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
688 ix86_expand_binop_builtin, ix86_force_to_memory,
689 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
690 x86_emit_floatuns): Likewise.
691 * config/i386/netware.c (gen_regparm_prefix,
692 i386_nlm_strip_name_encoding): Likewise.
693 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
695 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
697 * optabs.c (gen_condiational_trap): Remove #define.
698 (add_equal_note): Assertify. Remove explicit indirection from
699 call via function pointer.
700 (expand_ternary_op, expand_simple_binop, expand_binop,
701 expand_twoval_unop, expand_twoval_binop,
702 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
703 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
704 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
705 prepare_float_lib_cmp, emit_conditional_move,
706 emit_conditional_add, gen_add2_insn, gen_add3_insn,
707 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
708 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
709 vector_compare_rtx, expand_vec_cond_expr): Likewise.
711 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
713 * vec.h: Update API to separate allocation mechanism from type.
714 (VEC_safe_grow): New.
715 * vec.c (calculate_allocation): New.
716 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
717 (vec_gc_free, vec_heap_free): Remove.
718 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
720 (mangle_macro_name): New.
721 (struct macro_def): New.
722 (struct macro): Add multiple argument values.
723 (macro_expans_end): New.
724 (push_macro_expansion): Chain on new macro. Process multiple
725 args, create follow on expansion. Return follow on argument.
726 (macro_input): Deal with multiple arguments.
728 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
729 (struct tree_binfo): Adjust.
730 * basic-block.h: Define VEC(edge,gc).
731 (struct edge_def): Adjust.
732 (struct basic_block_def, struct edge_iterator): Likewise.
733 (ei_container, ei_start_1, ei_last_1): Likewise.
734 * cfg.c (connect_src, connect_dest): Likewise.
735 * cfgrtl.c (force_nonfallthru_and_redirect)
736 * dbxout.c (dbxout_type)
737 * dwarf2out.c (gen_member_die)
738 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
739 (gcc_tree_to_linear_expression): Adjust.
740 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
741 lbv_to_gcc_expression, lle_to_gcc_expression,
742 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
743 perfect_nestify): Likewise.
744 * lambda.h (gcc_loopnest_to_lambda_loopnest,
745 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
746 * profile.c (instrument_values): Adjust.
747 * tree-cfg.c (modified_noreturn_calls): Adjust.
748 (remove_fallthru_edge): Likewise.
749 * tree-dump.c (dequeue_and_dump): Adjust.
750 * tree-flow-inline.h (mark_stmt_modified): Adjust.
751 * tree-flow.h (modified_noreturn_calls): Adjust.
752 (tree_on_heap): Remove. (yay!)
753 (register_new_def): Adjust.
754 * tree-into-ssa.c: Define VEC(int,heap).
755 (block_defs_stack): Adjust.
756 (find_idf, insert_phi_nodes, register_new_def,
757 rewrite_initialize_block, rewrite_finalize_block,
758 register_new_update_single, rewrite_update_init_block,
759 rewrite_update_fini_block, rewrite_blocks,
760 ssa_rewrite_finalize_block, ssa_register_new_def,
761 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
762 * tree-loop-linear.c (linear_transform_loops): Adjust.
763 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
764 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
765 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
766 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
767 vrp_variables_stack): Adjust declarations.
768 (tree_ssa_dominator_optimize): Adjust.
769 (dom_opt_initialize_block, remove_local_expressions_from_table,
770 restore_nonzero_vars_to_original_value,
771 restore_vars_to_original_value,
772 restore_currdefs_to_original_value, dom_opt_finalize_block,
773 record_var_is_nonzero, record_cond, record_const_or_copy_1,
774 optimize_stmt, update_rhs_and_lookup_avail_expr,
775 lookup_avail_expr, record_range): Likewise.
776 * tree-ssa-pre.c: Define VEC(basic_block,heap).
777 (compute_antic_aux): Adjust.
778 (inserted_exprs, create_expression_by_pieces,
779 insert_into_preds_of_block, eliminate, mark_operand_necessary,
780 remove_dead_inserted_code, fini_pre): Likewise.
781 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
782 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
783 ssa_prop_init): Likewise.
784 * tree-ssa.c: Define VEC(bitmap,heap).
785 (verify_name_tags): Adjust.
786 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
787 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
788 tree_divmod_values_to_profile, tree_find_values_to_profile,
789 value_profile_transformations): Likewise.
790 * value-prof.h: Define VEC(histogram_value,heap).
791 * varasm.c: Remove alias_pair pointer typedef, define
793 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
795 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
796 not a pointer to it. Create an object vector.
797 (extern_symbols): Turn into an object vector.
798 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
800 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
803 * Makefile.in (tree-chrec.o): Depend on params.h.
804 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
806 * tree-chrec.c: Depend on params.h. Replace build with buildN,
807 and fold build with fold_buildN.
808 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
809 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
810 (tree_contains_chrecs): Compute an estimation of the size of the
812 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
813 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
814 * tree-scalar-evolution.c (simple_iv): Ditto.
815 * doc/invoke.texi (scev-max-expr-size): Documented.
817 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
819 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
820 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
821 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
822 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
823 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
824 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
825 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
826 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
827 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
828 (darwin_fix_and_continue_switch): Delete.
829 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
830 (SUBTARGET_SWITCHES): Delete.
831 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
832 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
833 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
834 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
835 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
836 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
837 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
838 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
839 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
840 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
841 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
842 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
843 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
844 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
845 (TARGET_64BIT): Undef before redefining.
846 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
847 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
848 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
849 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
850 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
851 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
852 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
853 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
854 (ix86_debug_arg_string, ix86_debug_addr_string)
855 (ix86_align_loops_string, ix86_align_jumps_string)
856 (ix86_align_funcs_string): Delete.
857 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
858 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
859 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
860 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
861 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
862 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
863 (SUBTARGET_SWITCHES): Delete.
864 * config/i386/i386.c (ix86_debug_arg_string): Delete.
865 (ix86_debug_addr_string): Delete.
866 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
867 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
868 (ix86_align_loops_string, ix86_align_jumps_string)
869 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
870 (ix86_align_funcs_string): Make static.
871 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
872 (ix86_handle_option): New function.
873 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
874 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
875 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
876 of darwin_fix_and_continue_switch.
877 (darwin_one_byte_bool): Delete.
878 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
879 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
880 to darwin_one_byte_bool.
881 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
882 * config/i386/djgpp.opt, config/i386/i386.opt,
883 * config/i386/sco5.opt: New files.
885 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
887 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
888 fp_zero_operand, fp_register_operand, intreg_operand,
889 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
890 call_operand, call_operand_address, tgd_symbolic_operand,
891 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
892 symbolic_operand, symbolic_memory_operand, label_ref_operand,
893 sp64_medium_pic_operand, data_segment_operand,
894 text_segment_operand, splittable_symbolic_memory_operand,
895 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
896 eq_or_neq, normal_comp_operator, noov_compare_op,
897 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
898 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
899 const64_operand, const64_high_operand, arith11_operand,
900 arith10_operand, arith_double_operand, arith_double_4096_operand,
901 arith_double_add_operand, arith11_double_operand,
902 arith10_double_operand, small_int, small_int_or_double,
903 uns_small_int, uns_arith_operand, clobbered_register,
904 input_operand, compare_operand): Delete.
905 (sparc_emit_set_const32): Use predicates in assertion. Remove special
906 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
907 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
908 (GEN_HIGHINT64, GEN_INT64): Delete.
909 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
910 gen_safe_XOR64): Adjust for above deletion.
911 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
912 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
913 (legitimate_constant_p): Use const_zero_operand instead.
914 (sparc_extra_constraint_check): Likewise.
915 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
916 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
917 (PREDICATE_CODES): Delete.
918 * config/sparc/sparc.md: Include predicates.md.
919 (All patterns): Adjust for new predicate names.
920 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
921 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
922 (movdi): Use general_operand predicate.
923 (movdi_sp64_dbl): Delete.
924 (movdi_const64_special): Add 'N' constraint.
925 (movdicc): Use arith10_operand predicate.
926 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
927 (movdi_cc_reg_sp64): Use arith10_operand predicate.
928 (movdi_cc_reg_sp64_trunc): Delete.
929 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
930 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
931 (subdi3_sp32): Delete.
932 (subdi3_insn_sp32): Change to define_insn_and_split.
933 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
934 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
935 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
936 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
937 small_int_operand predicate.
938 (divdi3, udivdi3): Use arith_operand predicate.
939 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
940 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
941 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
942 (xordi3_sp64_dbl): Delete.
943 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
944 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
945 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
946 cmp_ccx_set_not): Use arith_operand predicate.
947 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
948 * config/sparc/predicates.md: New file.
950 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
952 PR tree-optimization/14846
953 * fold-const.c (fold_single_bit_test_into_sign_test): New,
955 (fold_single_bit_test): ... here.
956 (fold_binary): Call fold_single_bit_test_into_sign_test
957 instead of fold_single_bit_test.
959 2005-04-20 James E Wilson <wilson@specifixinc.com>
962 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
963 is another declaration.
965 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
967 * config/cris/predicates.md: New file.
968 * config/cris/cris-protos.h (cris_store_multiple_op_p)
969 (cris_movem_load_rest_p): Declare.
970 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
971 (cris_movem_load_rest_p): Ditto. Globalize.
972 (cris_bdap_operand, cris_bdap_biap_operand,
973 cris_orthogonal_operator, cris_commutative_orth_op,
974 cris_operand_extend_operator,
975 cris_additive_operand_extend_operator, cris_extend_operator,
976 cris_plus_or_bound_operator, cris_mem_op,
977 cris_general_operand_or_symbol,
978 cris_general_operand_or_gotless_symbol,
979 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
980 cris_load_multiple_op): Remove predicate functions.
981 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
982 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
983 * config/cris/cris.h (PREDICATE_CODES): Don't define.
984 * config/cris/cris.md: Include predicates.md.
985 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
987 2005-04-20 Ian Lance Taylor <ian@airs.com>
989 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
990 * c-common.h (STMT_EXPR_STMT): Don't define.
991 (STMT_EXPR_NO_SCOPE): Don't define.
992 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
993 * c-pretty-print.c (pp_c_primary_expression): Likewise.
994 (pp_c_expression): Likewise.
996 2005-04-20 Richard Henderson <rth@redhat.com>
999 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
1001 2005-04-20 Jeff Law <law@redhat.com>
1003 * reload1.c (reload): Ignore equivalences between pseudos and
1006 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
1009 * c-tree.h (struct c_label_list): Update comment.
1010 (struct c_label_context): Rename to struct c_label_context_se.
1011 (label_context_stack): Rename to label_context_stack_se.
1012 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
1013 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
1014 c_end_vm_scope): New.
1015 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
1016 * c-decl.c (pop_scope): Call c_end_vm_scope.
1017 (pushdecl): Call c_begin_vm_scope for variably modified
1019 (define_label): Check for jumping into scope of identifier with
1020 variably modified type. Push label on stack for those defined at
1021 current context of identifiers with variably modified type.
1022 (start_function): Create stack level for context of identifiers
1023 with variably modified type.
1024 (finish_function): Pop stack level for context of identifiers with
1025 variably modified type.
1026 * c-typeck.c (label_context_stack): Rename to
1027 label_context_stack_se.
1028 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
1029 (c_finish_goto_label): Check for jumping into scope of identifier
1030 with variably modified type. Push label on stack for those jumped
1031 to from current context of identifiers with variably modified
1033 (struct c_switch): Add blocked_vm.
1034 (c_start_case): Initialize blocked_vm.
1035 (do_case): Check blocked_vm.
1036 (c_finish_case): Add comment.
1037 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
1038 variable label_context_stack.
1040 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1042 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
1043 conditional_replacement, value_replacement, abs_replacement,
1045 (replace_phi_edge_with_variable): Remove argument BB.
1046 (conditional_replacement, value_replacement,
1047 minmax_replacement, abs_replacement): Remove argument PHI_BB.
1048 Update a call to replace_phi_edge_with_variable.
1050 * tree-ssa-phiopt.c: Fix comments.
1052 2005-04-20 Michael Matz <matz@suse.de>
1055 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
1058 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1060 * tree-ssa-phiopt.c: Fix comment typos.
1062 PR tree-optimization/21116
1063 * tree-ssa-phiopt.c: Fix a typo.
1065 2005-04-19 Richard Henderson <rth@redhat.com>
1067 * builtins.c (expand_builtin_sync_operation): Revert last change.
1068 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
1070 (expand_compare_and_swap_loop): Likewise.
1071 (expand_sync_operation): Remove fallback from NAND to AND; invert
1072 memory operand when expanding from cmpxchg.
1073 (expand_sync_fetch_operation): Likewise.
1074 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
1077 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
1078 when implementing NAND. Fix double-add for AFTER.
1079 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
1080 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1081 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
1083 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
1086 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
1087 to return old memory value.
1088 (sync_compare_and_swap_cc<IMODE>): Likewise.
1090 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
1091 return pre-reload. Don't consider output or anti dependencies.
1092 * config/ia64/sync.md (IMODE): New.
1093 (modesuffix): Add QI and HI.
1094 (memory_barrier): Simplify expansion.
1095 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
1096 (cmpxchg_acq_<IMODE>): Likewise.
1097 (sync_lock_test_and_set<IMODE>): Likewise.
1098 (sync_lock_release<IMODE>): Likewise.
1100 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1102 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
1105 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1107 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
1109 2005-04-20 Michael Pogue <michael.pogue@sun.com>
1110 Joseph S. Myers <joseph@codesourcery.com>
1112 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
1113 * c-typeck.c (build_c_cast): Check these options.
1114 * doc/invoke.texi: Document these options.
1116 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1118 * tree-ssa-phiopt.c: Update a comment about the pass.
1120 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1122 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
1123 config/mcore/mcore.c: Fix comment typos.
1125 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
1127 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
1128 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
1130 2005-04-19 Paul Brook <paul@codesourcery.com>
1132 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
1134 2005-04-19 Andrew Haley <aph@redhat.com>
1137 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
1138 looking at a field's bitpos.
1140 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1142 * system.h (fopen, fdopen, freopen): Define these to the unlocked
1143 libiberty functions.
1145 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1147 PR tree-optimization/21096
1148 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
1150 2005-04-19 Alan Modra <amodra@bigpond.net.au>
1153 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
1154 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
1156 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
1158 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
1159 refers to the function being dumped.
1161 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
1163 * varasm.c (assemble_start_function): Remove reset of in_section.
1165 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1167 PR tree-optimization/21085
1168 * fold-const (fold_binary): Don't change X % -C to X % C if C has
1171 2005-04-19 Ben Elliston <bje@au.ibm.com>
1173 * doc/invoke.texi (Optimize Options): Refer to the correct
1174 optimisation flag -ftree-dominator-opts, not -ftree-dom.
1176 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
1178 * config/rs6000/rs6000.c (machopic_output_stub): Increase
1179 alloca argument to be big enough.
1181 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
1184 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
1187 2005-04-18 Tom Tromey <tromey@redhat.com>
1189 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
1192 2005-04-18 Richard Henderson <rth@redhat.com>
1194 * config/alpha/alpha.c (alpha_split_atomic_op): New.
1195 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
1196 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
1197 * config/alpha/alpha-protos.h: Update.
1198 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
1199 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
1200 (attr type): Add ld_l, st_c, mb.
1201 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
1202 iornotsi3, xorsi_internal, xornotsi3): New.
1203 * config/alpha/ev4.md (ev4_ld): Add ld_l.
1204 (ev4_ist_c, ev4_mb): New.
1205 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
1207 * config/alpha/ev6.md (ev6_ild): Add ld_l.
1208 (ev6_ist): Add st_c.
1210 * config/alpha/sync.md: New file.
1212 2005-04-18 Richard Henderson <rth@redhat.com>
1214 * builtins.c (expand_builtin_sync_operation): Fold nand to and
1217 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
1219 2005-04-18 Devang Patel <dpatel@apple.com>
1221 * config/rs6000/atlivec.md (mulv4si3): New pattern.
1223 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1225 PR tree-optimization/20922
1226 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
1227 Fold X + c >= X and fold X - c <= X to true.
1229 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1231 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
1233 (emergency_labeled_state_free): Likewise.
1235 2005-04-18 Nick Clifton <nickc@redhat.com>
1237 * config/h8300/h8300.md (jump): Remove prescan parameter from
1238 calls to final_scan_insn.
1240 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
1241 parameter from calls to final_scan_insn.
1243 * config.gcc (m68hc12): Use the m68hc11.opt file for target
1245 (v850e, v850e1): Use the v850.opt file for target specific
1248 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
1250 PR tree-optimization/21001
1251 * tree-optimize.c (init_tree_optimization_passes): Move the
1252 first pass_forwprop immediately before pass_vrp.
1254 2005-04-17 Ian Lance Taylor <ian@airs.com>
1256 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
1257 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
1258 from enum tree_code op to bool is_sizeof.
1259 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
1260 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
1261 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
1263 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
1265 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
1268 2005-04-17 Ian Lance Taylor <ian@airs.com>
1270 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
1272 2005-04-17 Richard Henderson <rth@redhat.com>
1274 * config/alpha/alpha.c (va_list_skip_additions): Only define if
1276 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
1277 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
1278 of indirection through ssa names while looking for the gpr counter
1280 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
1281 saved va_list_gpr_size and va_list_fpr_size.
1283 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1285 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
1286 both pointers or both integers.
1288 * tree-vrp.c (maybe_add_assert_expr): Don't assert
1289 ASSERT_EXPRs for single-use variable.
1291 * tree-into-ssa.c: Fix a comment typo.
1293 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
1295 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
1296 -mipsN before forcing a default of -mips2.
1298 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1300 * predict.h (IS_TAKEN): Remove.
1301 * rtl.h (NOTE_PREDICTION): Likewise.
1303 * modulo-sched.c (CFG_HOOKS): Remove.
1305 * c-parser.c (N_C_TTYPES): Remove.
1307 * tree-flow-inline.h (get_stmt_operands): Remove.
1308 * lambda-code.c, tree-ssa-loop-unswitch.c,
1309 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
1310 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
1311 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
1312 calls to get_stmt_operands.
1313 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
1315 2005-04-17 Richard Henderson <rth@redhat.com>
1318 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
1319 of CUMULATIVE_ARGS past the last named argument.
1320 (alpha_va_start): Expect pretend_args_size only if strictly less than
1323 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1326 * builtins.c (expand_builtin_strcat): Convert the result of
1327 strlen to the right type.
1328 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
1329 avoid creating type mismatches.
1330 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
1333 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
1335 2005-04-16 Richard Henderson <rth@redhat.com>
1338 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
1339 Use the mode of boolean_type_node when the user doesn't provide one.
1340 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
1342 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
1345 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
1348 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
1351 2005-04-16 Roger Sayle <roger@eyesopen.com>
1352 Steven Bosscher <stevenb@suse.de>
1354 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
1355 (fold_unary_to_constant): Likewise.
1357 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
1359 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
1362 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
1364 * doc/install.texi (Specific): Avoid using asterisks in @anchor
1365 names related to target triplets.
1366 Remove i?86-*-esix from platform directory.
1367 Remove powerpc-*-eabiaix from platform directory.
1369 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
1372 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
1373 falling through from SUBREG case to REG.
1375 2005-04-15 Roger Sayle <roger@eyesopen.com>
1377 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
1378 (fold_binary): Update comment mentioning fold_relational_hi_lo.
1379 (fold_binary_to_constant): Simplify using fold_binary.
1380 (fold_unary_to_constant): Likewise, simplify using fold_unary.
1382 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1384 * gthr-posix.c (pthread_cancel): Define.
1385 (pthread_mutexattr_init): Likewise.
1386 (pthread_mutexattr_settype): Likewise.
1387 (pthread_mutexattr_destroy): Likewise.
1389 2005-04-15 David S. Miller <davem@davemloft.net>
1392 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
1394 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1396 PR tree-optimization/21031
1397 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
1398 (forward_propagate_into_cond_1): Call it. Forward propagate
1399 integer-integer casts into COND_EXPRs.
1401 2005-04-15 Dave Korn <dave.korn@artimi.com>
1403 * gcc.c (default_compilers): Clarify obscure error message when
1404 reading from standard input.
1406 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1408 * basic-block.h (PROP_EQUAL_NOTES): Remove.
1409 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
1411 * tree-ssa-alias.c (init_alias_info): Remove a call to
1414 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
1416 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
1417 of non-virtual PHI nodes like we use to.
1419 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
1421 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
1422 (attr_copy_rtx): Do not use it.
1424 2005-04-15 Andrew Macleod <amacleod@redhat.com>
1426 * doc/tree-ssa.texi: Grammer/abbreviation updates.
1428 2005-04-15 Diego Novillo <dnovillo@redhat.com>
1430 * tree-vect-transform.c (vectorizable_store): Mark necessary
1431 objects in the vectorized store needing renaming. Update the
1432 SSA graph for V_MAY_DEF operands in the original store.
1434 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1436 * tree-ssa-pre.c (compute_avail): It's okay to have
1437 TREE_INVARIANT's here, and value number the resulting expressions.
1438 (create_expression_by_pieces): Make sure operands that were
1439 min_invariant when we started, stay that way.
1441 2005-04-15 David Edelsohn <edelsohn@gnu.org>
1443 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
1445 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1447 PR tree-optimization/20936.
1448 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
1450 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1452 * doc/invoke.texi: Fix typos.
1453 * doc/md.texi: Likewise.
1454 * doc/rtl.texi: Likewise.
1455 * doc/sourcebuild.texi: Likewise.
1456 * doc/tm.texi: Likewise.
1458 2005-04-15 Uros Bizjak <uros@kss-loka.si>
1460 PR tree-optimization/21004
1461 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
1462 and floorl in c99 mode only.
1463 * builtins.c (expand_builtin_int_roundingfn): Assert that
1464 fallback_fndecl is not NULL_TREE.
1466 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1468 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
1469 * basic-block.h: Update the prototype for
1470 purge_all_dead_edges.
1471 * cfgexpand.c (tree_expand_cfg): Update a call to
1472 purge_all_dead_edges.
1473 * combine.c (combine_instructions): Likewise.
1474 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
1475 rest_of_handle_cse2, rest_of_handle_gcse,
1476 rest_of_handle_postreload): likewise.
1478 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
1481 * gimplify.c (gimplify_addr_expr): Compensate for removal of
1482 e.g. cv-qualification conversions.
1484 2005-04-14 Mike Stump <mrs@apple.com>
1486 * config/darwin-c.c (framework_construct_pathname): We must
1487 find all headers of a framework in the first instance of it
1488 found in the seach path.
1490 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1492 PR tree-optimization/21021
1493 * tree-vrp.c (compare_values): Work around a bug in the front
1494 end that produces a comparison of mismatched types.
1496 2004-04-14 Richard Henderson <rth@redhat.com>
1498 * config/ia64/ia64.h (enum fetchop_code): Remove.
1499 (enum ia64_builtins): Move ...
1500 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
1501 members except BSP and FLUSHRS.
1502 (ia64_init_builtins): Remove __sync builtins.
1503 (ia64_expand_builtin): Likewise.
1504 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
1505 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
1506 (ia64_expand_lock_release): Remove.
1507 * config/ia64/ia64.md (mf): Move to sync.md.
1508 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
1509 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
1510 * config/ia64/sync.md: New file.
1511 (memory_barrier): Rename from mf.
1512 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
1513 (cmpxchg_acq_<I48MODE>): Likewise.
1514 (sync_lock_test_and_set<I48MODE>): Likewise.
1516 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1517 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1519 2004-04-14 Richard Henderson <rth@redhat.com>
1521 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
1522 (ix86_compare_emitted): New.
1523 (ix86_expand_compare): Use ix86_compare_emitted if set.
1524 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
1525 and ix86_compare_op0 are set.
1526 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
1527 (TARGET_CMPXCHG, TARGET_XADD): New.
1528 (ix86_compare_emitted): Declare.
1529 * config/i386/i386.md: Include sync.md
1530 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
1531 (UNSPECV_XCHG, UNSPECV_LOCK): New.
1532 * config/i386/sync.md: New file.
1534 2004-04-14 Richard Henderson <rth@redhat.com>
1537 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
1538 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
1539 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
1540 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
1541 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
1542 BT_FN_I8_VPTR_I8_I8): New.
1543 * builtins.def (DEF_SYNC_BUILTIN): New.
1544 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
1545 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
1546 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
1547 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
1548 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
1549 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
1550 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
1551 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
1552 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
1553 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
1554 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
1555 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
1556 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
1557 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
1558 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
1559 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
1560 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
1561 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
1562 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
1563 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
1564 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
1565 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
1566 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
1567 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
1568 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
1569 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
1570 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
1571 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
1572 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
1573 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
1574 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
1575 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
1576 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
1577 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
1578 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
1579 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
1580 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
1581 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
1582 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
1583 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
1584 BUILT_IN_SYNCHRONIZE: New.
1585 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
1586 as a function. Accept __sync_ as a prefix as well.
1587 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1588 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
1589 expand_builtin_lock_release): New.
1590 (expand_builtin): Call them.
1591 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
1592 neither BOTH_P nor FALLBACK_P are defined.
1593 (builtin_type_for_size): New.
1594 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
1595 (resolve_overloaded_builtin): New.
1596 * c-common.h (resolve_overloaded_builtin): Declare.
1597 (builtin_type_for_size): Declare.
1598 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
1599 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
1600 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
1601 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
1602 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
1603 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
1604 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
1605 sync_compare_and_swap_cc, sync_lock_test_and_set,
1606 sync_lock_release): New.
1607 * optabs.h: Declare them.
1608 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
1609 expand_sync_operation, expand_sync_fetch_operation,
1610 expand_sync_lock_test_and_set): Declare.
1611 * genopinit.c (optabs): Add sync optabs.
1612 * optabs.c (init_optabs): Initialize sync optabs.
1613 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
1614 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
1615 expand_sync_operation, expand_sync_fetch_operation,
1616 expand_sync_lock_test_and_set): New.
1617 * doc/extend.texi (Atomic Builtins): New section
1618 * doc/md.texi (Standard Names): Add sync patterns.
1620 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1622 * tree-eh.c (lower_try_finally_copy): Generate new code in
1623 response to goto_queue entries as if the queue was sorted by
1624 index, not pointers.
1625 (lower_try_finally_switch): Likewise.
1627 2005-04-14 Richard Henderson <rth@redhat.com>
1629 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
1630 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
1632 (ix86_expand_fp_movcc): Update to match.
1633 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
1634 * config/i386/i386-protos.h: Update.
1635 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
1636 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
1638 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
1640 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
1643 2005-04-14 Julian Brown <julian@codesourcery.com>
1645 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
1646 link failures on ppc64 Linux.
1648 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
1650 * config.gcc: Set cpu_type for s390.
1652 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1654 Fix PR tree-optimization/20963
1655 * tree-ssa-pre.c (compute_avail): Remove special case for
1657 (create_expression_by_pieces): Add value numbers for forced out
1660 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
1662 * config/cris/cris.md: Replace references to (reg:SI 16) with
1663 (reg:SI CRIS_SRP_REGNUM).
1665 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1667 PR tree-optimization/20657
1668 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
1669 create an appropriate range from it.
1671 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1673 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
1674 <UNSPEC_FIST_CEIL> case.
1676 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
1677 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
1678 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
1679 to implement lfloor and llfloor built-ins as x87 intrinsic function.
1680 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
1681 (lfloor<mode>2): New expanders.
1682 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
1683 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
1684 to implement lceil and llceil built-ins as x87 intrinsic function.
1685 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
1686 (lceil<mode>2): New expanders.
1688 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1690 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
1691 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
1693 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
1696 * config/s390/s390-modes.def: Define TFmode.
1698 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
1700 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
1701 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1702 * config/mips/mips.c (mips16_insn_length): Remove reference to
1703 JUMP_TABLES_IN_TEXT_SECTION.
1705 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
1707 * simplify-rtx.c (simplify_binary_operation_1): Return
1708 scalar or vector of constant 0, depending on the xor's
1711 2005-04-13 Dale Johannesen <dalej@apple.com>
1713 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
1714 (objc-act.o): Ditto.
1715 * objc/objc-act.c (objc_gimplify_expr): New.
1716 (objc_get_callee_fndecl): New.
1717 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
1718 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
1719 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
1721 2005-04-13 Devang Patel <dpatel@apple.com>
1723 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
1726 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
1728 CRIS prologue as RTL.
1729 * config/cris/cris-protos.h (cris_emit_movem_store)
1730 (cris_expand_prologue): Prototype.
1731 * config/cris/cris.c (struct machine_function): New member
1733 (cfa_label_num, cris_target_asm_function_prologue): Remove.
1734 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
1735 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
1736 (cris_load_multiple_op, cris_return_address_on_stack)
1737 (cris_return_address_on_stack_for_return): ISO-Cify.
1738 (cris_store_multiple_op): New predicate function.
1739 (cris_expand_prologue, cris_emit_movem_store): New functions.
1740 (cris_print_operand) <case 'O'>: Handle modifications other than
1742 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
1743 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
1744 (cris_gen_movem_load): Rearrange slightly to make local variable
1745 src a parameter, removing osrc.
1746 (cris_setup_incoming_varargs): Set machine_function member
1747 stdarg_regs to correspond to the number of registers that need to
1749 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
1751 (PREDICATE_CODES): Add cris_store_multiple_op. Make
1752 cris_general_operand_or_gotless_symbol accept UNSPEC.
1753 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
1754 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
1755 ("*cris_store_multiple"): New pattern. Tweak common comment above
1756 this and "*cris_load_multiple".
1757 ("prologue"): New define_expand.
1759 * config/cris/cris.md ("epilogue"): Conditionalize on
1760 TARGET_PROLOGUE_EPILOGUE.
1762 2005-04-13 Steve Ellcey <sje@cup.hp.com>
1765 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
1766 fpsr 0 instead of fpsr 1.
1767 (divsf3_internal_thr): Ditto.
1768 (divdf3_internal_lat): Ditto.
1769 (divdf3_internal_thr): Ditto.
1770 (divxf3_internal_lat): Ditto.
1771 (divxf3_internal_thr): Ditto.
1773 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1775 PR tree-optimization/20913
1776 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
1778 PR tree-optimization/20702
1779 * tree-vrp.c (maybe_add_assert_expr): Recurse into
1780 dominator children that haven't been walked into.
1782 2005-04-13 Julian Brown <julian@codesourcery.com>
1784 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
1785 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
1788 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1790 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
1791 config/i386/sse.md: Fix comment typos.
1793 * genattrtab.c (NULL_ATTR): Remove.
1794 * ifcvt.c (NULL_EDGE): Likewise.
1796 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
1798 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
1799 NOTE_PREDICT): Remove.
1801 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1803 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
1804 * configure: Regenerate.
1805 * config.in: Likewise.
1806 * system.h: Declare vsnprintf if not already declared.
1808 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1810 * optc-gen.awk: Handle stand-alone Mask records.
1811 * opth-gen.awk: Likewise.
1812 * doc/options.texi (Option file format): Document them.
1813 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
1814 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
1815 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
1816 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
1817 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
1818 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
1819 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
1820 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
1821 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
1822 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
1823 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
1824 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
1825 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
1826 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
1827 TARGET_LONG_DOUBLE_128): Likewise.
1828 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
1829 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
1830 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
1831 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
1832 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
1833 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
1834 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
1835 * config/sparc/sparc.c (fpu_option_set): New global.
1836 (sparc_handle_option): New function.
1837 (sparc_override_options): Test fpu_option_set.
1838 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
1839 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
1840 * config/sparc/sparc.opt: New file.
1841 * config/sparc/little-endian.opt: Likewise.
1842 * config/sparc/long-double-switch.opt: Likewise.
1844 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
1846 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
1847 (bfin_handle_options): Set it if -mshared-library-id= is seen.
1848 * config/bfin/bfin.opt (mshared-library-id=): Lose
1849 Var(bfin_lib_id_given).
1851 2005-04-13 Matt Thomas <matt@3am-software.com>
1853 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
1856 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1858 * rtl.h (CLEAR_RTX_FLAGS): Remove.
1860 * cgraphunit.c (INSNS_PER_CALL): Remove.
1862 * tree-ssa-forwprop.c (vars,
1863 record_single_argument_cond_exprs,
1864 substitute_single_use_vars): Remove.
1865 (forward_propagate_into_cond_1, forward_propagate_into_cond):
1867 (tree_ssa_forward_propagate_single_use_vars): Call
1868 forward_propagate_into_cond for each COND_EXPR.
1870 * tree-inline.c (INSNS_PER_STMT): Remove.
1872 2005-04-12 Richard Henderson <rth@redhat.com>
1874 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
1875 (ix86_expand_sse_fp_minmax): ... from ...
1876 (ix86_expand_fp_movcc): ... here.
1877 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
1878 * config/i386/i386-protos.h: Update.
1879 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
1880 (sse_setccsf, sse_setccdf): Allow before reload.
1881 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
1882 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
1883 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
1884 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
1885 (anddf3, nanddf3, iordf3, xordf3): New.
1887 2005-04-12 Jeff Law <law@redhat.com>
1889 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
1890 (tree-ssa-uncprop.o): Add dependencies.
1891 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
1892 * tree-flow.h (remove_useless_stmts): Remove prototype.
1893 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1894 remove_useless_stmts.
1895 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
1896 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
1897 * tree-pass.h (pass_uncprop): Declare.
1898 * tree-ssa-uncprop.c: New file.
1900 2005-04-12 James E. Wilson <wilson@specifixinc.com>
1903 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
1905 2005-04-12 Caroline Tice <ctice@apple.com>
1907 Temporary fix for partitioning problems.
1908 * passes.c (rest_of_handle_final): Remove code that
1909 frees unlikely_text_section_name,
1910 * varasm.c (assemble_start_function): Test for partitioning
1911 flag before writing out section labels.
1912 (assemble_end_function): Test for partitioning flag before
1913 writing out section labels.
1915 2005-04-12 Steven Bosscher <stevenb@suse.de>
1916 Stuart Hastings <stuart@apple.com>
1917 Jan Hubicka <jh@suse.cz>
1919 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
1920 references to gt-tree-cfg.h.
1921 * basic-block.h (struct basic_block_def): Don't skip rbi
1922 for garbage collection.
1923 (struct reorder_block_def): Make GTY-able.
1924 (struct control_flow_graph): New structure.
1925 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
1926 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
1927 but instead defines to the control_flow_graph for cfun.
1928 (label_to_block_map): New define, points to the label map of
1929 the control_flow_graph for cfun.
1930 (n_edges_for_function, n_basic_blocks_for_function,
1931 last_basic_block_for_function, basic_block_info_for_function,
1932 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
1933 basic_block_info_for_function, label_to_block_map_for_function):
1934 Counterparts for the above, taking a struct function as an extra
1936 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
1937 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
1938 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
1939 (alloc_rbi_pool, free_rbi_pool): Remove.
1940 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
1941 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
1943 (cfg_layout_finalize) ... and don't free it here.
1944 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
1946 * flow.c (free_basic_block_vars): Set label_to_block_map and
1947 n_edges to zero too.
1948 * function.h (struct function): Add cfg field.
1949 * function.c (allocate_struct_function): Allocate the cfg.
1950 * tree-cfg.c (label_to_block_map): Remove.
1951 (build_tree_cfg): Don't allocate the rbi pool here...
1952 (delete_tree_cfg_annotations): ...and don't free it here.
1953 Also don't nullify label_to_block_map for cfun.
1955 2005-04-12 Caroline Tice <ctice@apple.com>
1957 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1958 Revert my patch from April 9.
1959 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
1960 (reorder_basic_blocks): Revert my patch from April 9.
1961 (insert_section_boundary_note): Revert my patch from April 9.
1962 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
1963 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
1964 (COLD_END_LABEL): Revert my patch from April 9.
1965 (cold_text_section_label): Revert my patch from April 9.
1966 (cold_end_label): Revert my patch from April 9.
1967 (dwarf2out_switch_text_section): Revert my patch from April 9.
1968 (output_aranges): Revert my patch from April 9.
1969 (output_ranges): Revert my patch from April 9.
1970 (output_line_info): Revert my patch from April 9.
1971 (add_location_or_const_value_attribute): Revert my patch from April 9.
1972 (dwarf2out_var_location): Revert my patch from April 9.
1973 (dwarf2out_init): Revert my patch from April 9.
1974 (dwarf2out_finish): Revert my patch from April 9.
1975 * function.h (struct function): Revert my patch from April 9.
1976 * opts.c (decode_options): Revert my patch from April 9.
1977 * output.h (unlikely_section_label, hot_section_label,
1978 hot_section_end_label, cold_section_end_label,
1979 unlikely_text_section_name): Revert my patch from April 9.
1980 * passes.c (rest_of_handle_final): Revert my patch from April 9.
1981 * varasm.c (unlikely_section_label, hot_section_label,
1982 hot_section_end_label, cold_section_end_label,
1983 unlikely_text_section_name): Revert my patch from April 9.
1984 (initialize_cold_section_name): Revert my patch from April 9.
1985 (unlikely_text_section): Revert my patch from April 9.
1986 (in_unlikely_text_section): Revert my patch from April 9.
1987 (named_section): Revert my patch from April 9.
1988 (function_section): Revert my patch from April 9.
1989 (current_function_section): Revert my patch from April 9.
1990 (assemble_start_function): Revert my patch from April 9.
1991 (assemble_end_function): Revert my patch from April 9.
1992 (default_section_type_flags_1): Revert my patch from April 9.
1994 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1996 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
1997 * config/sparc/sparc.md (untyped_call): Save the registers manually.
1999 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
2001 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
2004 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
2005 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
2007 2004-04-12 Richard Henderson <rth@redhat.com>
2009 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
2010 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
2011 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
2012 (UNSPEC_*, UNSPECV_*): Renumber.
2014 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
2017 From Richard Henderson <rth@redhat.com>:
2018 * tree-mudflap.c (mf_build_check_statement_for): Correct block
2021 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
2023 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
2025 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2027 * config/bfin/bfin.c (bfin_library_id_string): Remove.
2028 (bfin_library_id): New variable.
2029 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
2030 instead of bfin_library_id_string.
2031 (bfin_handle_option): New function.
2032 (override_options): Remove most code to deal with shared library IDs,
2033 just check they aren't used without -mid-shared-library.
2034 (TARGET_HANDLE_OPTION): Define.
2035 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
2036 * config/bfin/bfin.opt (mshared-library-id=): New.
2038 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
2040 * tree-vect-transform.c: Fix comment typos.
2042 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
2044 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
2045 split critical edges when not possible/profitable.
2047 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2049 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
2050 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
2051 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
2052 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
2053 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
2054 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
2055 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
2056 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
2058 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
2059 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2060 * config/ns32k/ns32k.opt: New file.
2062 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2064 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
2065 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
2066 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
2067 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
2068 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
2069 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
2070 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
2071 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
2072 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
2073 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
2074 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
2075 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
2076 (MASK_COLDFIRE): Formatting fixes.
2077 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
2078 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
2079 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
2080 "_current_shared_library_a5_offset_".
2081 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2082 (MASK_ALL_CPU_BITS): New macro.
2083 (m68k_handle_option): New function.
2084 (override_options): Remove handling of m68k_library_id_string.
2085 * config/m68k/m68k.opt: New file.
2086 * config/m68k/ieee.opt: New file.
2088 2005-04-11 Mark Mitchell <mark@codesourcery.com>
2090 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2091 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
2092 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2093 (TARGET_CXX): Adjust accordingly.
2094 * target.h (struct gcc_target): Remove epxort_class_data. Add
2095 determine_class_data_visibility and class_data_always_comdat.
2096 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2097 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
2098 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2099 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
2100 (arm_cxx_determine_class_data_visibility): New.
2101 (arm_cxx_class_data_always_comdat): Likewise.
2102 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2103 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2104 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2105 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
2106 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
2109 2005-04-11 Devang Patel <dpatel@apple.com>
2111 * tree-data-ref.c (build_classic_dist_vector,
2112 compute_subscript_distance): Make externally visible.
2113 * tree-data-ref.h (build_classic_dist_vector,
2114 compute_subscript_distance): Same.
2115 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2116 Check distance vector against vectorization factor.
2117 (vect_analyze_loop): Determine vectorizaion factor before
2118 analyzing data dependences.
2119 * tree-vectorizer.c (loops_num): Make it externally visible and
2121 * tree-vectorizer.c (vect_loops_num): ... new name.
2122 * tree-vectorizer.h (vect_loops_num): New.
2124 2005-04-11 Devang Patel <dpatel@apple.com>
2126 * tree-vect-analyze.c (vect_analyze_operations): Check
2127 vectorizable codition.
2128 * tree-vect-transform.c (vect_is_simple_cond): New function.
2129 (vectorizable_condition): New function.
2130 (vect_transform_stmt): Handle condition_vec_info_type.
2131 * tree-vectorizer.h (enum stmt_vec_info_type): Add
2132 condition_vec_info_type.
2133 (vectorizable_condition): New.
2135 2005-04-11 Geoffrey Keating <geoffk@apple.com>
2137 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
2138 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
2139 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
2141 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
2142 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
2144 * dwarf2out.c (output_line_info): Don't try to dereference
2145 a NULL current_function_decl.
2147 * config/t-slibgcc-darwin: Don't put shared libraries in
2148 directories other than $(slibdir).
2149 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
2152 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2154 PR tree-optimization/20933
2155 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
2156 logic to reject aliases between read-only and writable
2158 (may_alias_p): ... here.
2159 (get_tmt_for): Do not associate read-only tags to pointers
2160 whose pointed-to type is not read-only.
2161 * tree-ssa.c (verify_ssa): Check that memory stores have at
2162 least one V_MAY_DEF or V_MUST_DEF.
2164 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2167 * configure.ac (gcc_UNLOCKED_FUNCS): New.
2168 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
2169 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
2170 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
2172 (fwrite_unlocked): Fix prototype.
2174 * configure, config.in: Regenerate.
2176 2005-04-11 David Edelsohn <edelsohn@gnu.org>
2178 * tree-ssa-loop-im.c: Include real.h.
2179 (determine_invariantness_stmt): If real division divisor is
2180 invariant and flag_unsafe_math_optimizations enabled, generate
2181 invariant reciprocal for hoisting.
2182 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
2184 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2186 Fix PR tree-optimization/20926
2188 * tree-ssa-alias.c (add_type_alias): Handle subvars.
2190 2005-04-11 Devang Patel <dpatel@apple.com>
2192 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
2195 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2197 * fold-const.c (fold_binary_op_with_conditional_arg):
2198 use fold_buildN instead of "fold (buildN" in some
2200 (fold_unary): Likewise.
2201 (fold_binary): Likewise.
2203 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2205 Fix PR tree-optimization/20612
2206 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
2208 (perfect_nestify): preheaderbb is *not* part of loop of the
2211 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2213 * tree-ssa-alias.c (may_alias_p): If the variable
2214 is a global variable and the pointer is parameter
2215 and -fargument-noalias-global is used, then
2216 the pointer cannot alias the variable.
2218 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
2220 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
2221 * config/sparc/sparc.h: Likewise.
2222 * config/sparc/sparc.md: Likewise.
2224 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
2226 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
2228 * tree-vrp.c: Fix a comment typo.
2230 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2232 PR tree-optimization/20920
2233 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
2234 SSA_NAME flows through an abnormal edge.
2235 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
2236 through abnormal edges.
2237 (maybe_add_assert_expr): Likewise.
2239 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
2241 * config/s390/s390.h (s390_tune_string, s390_arch_string)
2242 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
2243 (s390_stack_size_string, s390_stack_guard_string, target_flags)
2244 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
2245 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
2246 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
2247 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
2248 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
2249 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
2250 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2251 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2252 (TARGET_HANDLE_OPTION): Likewise.
2253 (s390_tune): Initialize to PROCESSOR_max.
2254 (s390_arch_string): Make static.
2255 (s390_tune_string, s390_warn_framesize_string): Delete.
2256 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
2257 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
2258 (s390_handle_arch_option, s390_handle_option): New functions.
2259 (override_options): Remove parsing of option strings.
2260 * config/s390/s390.opt: New file.
2262 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2264 * tree-complex.c (expand_vector_operations): Call
2265 update_stmt_if_modified.
2267 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2269 * tree-vect-analyze (vect_determine_vectorization_factor):
2270 Do not use GET_MODE_NUNITS.
2271 * tree-vect-transform.c (vect_get_vec_def_for_operand,
2272 (vectorizable_load, vect_transform_loop): Likewise.
2274 2005-04-11 Uros Bizjak <uros@kss-loka.si>
2276 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
2277 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
2278 * optabs.h (enum optab_index): Add new OTI_lceil.
2279 (lceil_optab): Define corresponding macro.
2280 * optabs.c (init_optabs): Initialize lceil_optab.
2281 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
2282 and lceildi2 patterns.
2283 * builtins.c (expand_builtin_int_roundingfn): Handle
2284 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
2285 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
2286 BUILT_IN_LLCEIL{,F,L}.
2287 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
2288 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
2289 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
2290 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
2291 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
2292 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
2293 into lceil built-in function and (long long int)ceil{,f,l} into
2294 llceil built-in function.
2295 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
2298 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2300 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
2303 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
2305 * config/arm/arm.c: Fix a comment typo.
2306 * doc/tree-ssa.texi: Fix a typo.
2308 2005-04-10 Steven Bosscher <stevenb@suse.de>
2310 * cselib.c (clear_table): Rename to cselib_clear_table.
2311 * cselib.h (cselib_clear_table): Add prototype.
2312 * gcse.c (gcse_main): Make 'f' argument unused.
2313 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
2314 of each basic block instead.
2315 (compute_sets, compute_hash_table_work): Likewise.
2316 (constprop_register): Change int 'alter_jumps' argument to bool.
2317 (do_local_cprop): Likewise.
2318 (local_cprop_pass): Likewise. Also walk basic blocks instead of
2319 the insn chain. Explicitly clear the cselib tables after finishing
2320 one basic block. Make sure there are no unterminated libcall blocks.
2321 Update compute_sets call.
2322 (cprop): Walk basic blocks instead of the insn chain.
2323 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
2325 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
2326 one_cprop_pass calls.
2328 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2330 * combine.c (combine_simplify_rtx): Remove a transformation that
2331 relies on an invalid assumption about rtl sign-extension semantics.
2333 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2335 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
2336 to build_int_cst_wide.
2338 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
2341 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
2342 set the original address pseudo to the correct value before the
2343 original insn, if possible, and leave the insn alone, otherwise
2344 create a new pseudo, set it and replace it in the insn.
2345 * recog.c (validate_change_maybe_volatile): New.
2346 * recog.h (validate_change_maybe_volatile): Declare.
2348 2005-04-09 Caroline Tice <ctice@apple.com>
2350 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2351 Remove targetm.have_named_sections test.
2352 (fix_edges_for_rarely_executed_code): Likewise.
2353 (insert_section_boundary_note): Likewise.
2354 (reorder_basic_blocks): Check partitioning flag before calling
2355 verify_hot_cold_block_grouping.
2356 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2357 the function struct rather than global variables.
2358 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2359 (COLD_END_LABEL): Likewise
2360 (cold_text_section_label): New static global variable.
2361 (cold_end_label): Likewise.
2362 (dwarf2out_switch_text_section): Get hot/cold section labels from
2363 the function struct rather than global variables.
2364 (output_aranges): Use cold_text_section_label and cold_end_label;
2365 check partitioning flag before putting out delta.
2366 (output_ranges): Remove incorrect code attempting to use
2368 (output_line_info): Get cold section label from function struct.
2369 (add_location_or_const_value_attribute): Likewise.
2370 (get_subprogram_die): Get hot/cold section labels from function struct.
2371 (dwarf2out_var_location): Likewise.
2372 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2373 write out cold_text_section_label if partition flag is set.
2374 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2375 * function.h (struct function): Add new fields to point to hot/cold
2376 section labels: hot_section_label, cold_section_label,
2377 hot_section_end_label and cold_section_end_label; also add new field
2378 for cold text section name, unlikely_text_section_name.
2379 * opts.c (decode_options): Turn off partitioning flag if
2380 !targetm.have_named_sections.
2381 * output.h (hot_section_label): Remove.
2382 (hot_section_end_label): Remove.
2383 (cold_section_end_label): Remove.
2384 (unlikely_section_label): Remove.
2385 (unlikely_text_section_name): Remove.
2386 * passes.c (rest_of_handle_final): Remove code that frees
2387 unlikely_text_section_name.
2388 * varasm.c (unlikely_section_label): Remove.
2389 (hot_section_label): Remove.
2390 (hot_section_end_label): Remove.
2391 (cold_section_end_label): Remove.
2392 (unlikely_text_section_name): Remove.
2393 (initialize_cold_section_name): Modify to call
2394 targetm.strip_name_encoding; to store cold section name in current
2395 function struct, if it exists; and to only use the decl_section_name
2396 if flag_named_sections is true.
2397 (unlikely_text_section): Modify to get section name out of current
2398 function struct, if there is one; otherwise build it from
2399 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2400 (in_unlikely_text_section): Likewise.
2401 (named_section): Modify to get/put cold section name in current function
2402 struct, if there is one.
2403 (function_section): Change 'bool unlikely' to 'int reloc'; check
2404 targetm.have_named_sections before calling named_section.
2405 (current_function_section): Likewise.
2406 (assemble_start_function): Modify to get/put unlikely_text_section_name
2407 in current function struct; modify to get hot/cold section labels
2408 from function struct; initialize labels using
2409 ASM_GENERATE_INTERNAL_LABEL;
2410 test partitioning flag before writing out hot section label.
2411 (assemble_end_function): Test partitioning flag before writing out
2412 hot/cold section labels.
2413 (default_section_type_flags_1): Modify to use array instead of
2414 char* for unlikely_text_section_name; set flags correctly for
2415 cold text section if there is not a current function decl.
2417 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2419 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2420 and TI_VA_LIST_FPR_COUNTER_FIELD.
2421 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2422 * tree-pass.h (pass_stdarg): Add.
2423 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2424 * tree-stdarg.c: New file.
2425 * tree-stdarg.h: New file.
2426 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2427 (tree-stdarg.o): Add dependencies.
2428 * function.h (struct function): Add va_list_gpr_size and
2429 va_list_fpr_size fields.
2430 * function.c (allocate_struct_function): Initialize them.
2431 * target.h (struct gcc_target): Add stdarg_optimize_hook.
2432 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2433 (TARGET_INITIALIZER): Add it.
2435 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2436 va_list_{g,f}pr_counter_field.
2437 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2438 area will not be used. Only save registers that tree-stdarg.c
2439 detected they need saving.
2440 (ix86_va_start): Don't set up fields that won't be used.
2442 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2443 va_list_{g,f}pr_counter_field.
2444 (setup_incoming_varargs): Don't do anything if reg_save
2445 area will not be used. Only save registers that tree-stdarg.c
2446 detected they need saving.
2447 (rs6000_va_start): Don't set up fields that won't be used.
2449 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
2450 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
2451 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
2452 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2454 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2457 * config/i386/i386.c (construct_container): Pass empty aligned
2458 struct, union or class in memory.
2460 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
2462 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
2463 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
2464 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
2465 config/rs6000/predicates.md: Fix comment typos.
2467 * sched-int.h (haifa_insn_data): Remove blockage and units.
2468 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
2469 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
2470 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
2472 2005-04-09 Jan Hubicka <jh@suse.cz>
2473 Steven Bosscher <stevenb@suse.de>
2475 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
2476 * cfgloop.c (get_loop_exit_edges): Likewise.
2477 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
2479 * loop-unroll.c (analyze_insns_in_loop): Likewise.
2480 * tree-cfg.c (dump_cfg_status): Likewise.
2482 2005-04-09 David Edelsohn <edelsohn@gnu.org>
2484 * config/rs6000/predicates.md (altivec_register_operand): Remove
2485 redundant match_code test.
2486 (gpc_reg_operand): Same.
2487 (cc_reg_operand): Same.
2488 (cc_reg_not_cr0_operand): Same.
2490 2005-04-09 Jan Hubicka <jh@suse.cz>
2492 Forgotten hunk from my last merge patch:
2493 * final.c (output_addr_const): Do not call mark_referenced.
2495 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
2497 * doc/tree-ssa.texi: Add immediate use documentation.
2499 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2501 * arm.c (FL_WBUF): Define.
2502 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
2503 (arm_is_6_or_7): Delete.
2504 (arm_tune_wbuf): New.
2505 (arm_override_options): Set arm_tune_wbuf.
2506 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
2507 (arm_is_6_or_7): Delete declaration.
2508 (arm_tune_wbuf): New declartion.
2509 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
2510 (model_wbuf): Derive from arm_tune_wbuf.
2511 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
2512 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
2513 (arm740t): Mark CPUs as having a write buffer.
2515 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2517 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2518 of 'const_double_operand' in operand 2 constraints. Update enable
2521 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2523 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
2524 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
2525 * optabs.h (enum optab_index): Add new OTI_lfloor.
2526 (lfloor_optab): Define corresponding macro.
2527 * optabs.c (init_optabs): Initialize lfloor_optab.
2528 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
2529 and lfloordi2 patterns.
2530 * builtins.c (expand_builtin_int_roundingfn): New prototype.
2531 (expand_builtin_int_roundingfn): New function.
2532 (fold_builtin_int_roundingfn): New prototype.
2533 (fold_builtin_int_roundingfn): New function, renamed from
2534 fold_builtin_lround.
2535 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
2536 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
2537 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
2538 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
2539 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
2540 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
2541 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
2542 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
2543 into lfloor built-in function and (long long int)floor{,f,l} into
2544 llfloor built-in function.
2545 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
2548 2005-04-08 Ian Lance Taylor <ian@airs.com>
2550 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
2551 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
2552 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
2553 (DO_COND, DO_BODY): Likewise.
2554 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
2555 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
2556 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
2557 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
2558 (build_continue_stmt, build_break_stmt): Don't declare.
2559 (c_do_switch_warnings): Update declaration.
2560 * c-gimplify.c (enum bc_t): Remove.
2561 (struct c_gimplify_ctx, ctxp): Remove.
2562 (push_context, pop_context): Remove static functions.
2563 (c_genericize): Don't call push_context or pop_context.
2564 (begin_bc_block, finish_bc_block): Remove static functions.
2565 (build_bc_goto): Likewise.
2566 (gimplify_c_loop): Likewise.
2567 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
2568 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
2569 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
2570 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
2571 * c-common.c (c_do_switch_warnings): Rename from
2572 c_do_switch_warnings_1.
2573 (c_do_switch_warnings) [old version]: Remove.
2574 (c_do_switch_expr_warnings): Remove.
2575 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
2576 function instead of c_do_switch_expr_warnings.
2577 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
2578 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
2579 * c-pretty-print.c (pp_c_statement): Likewise.
2580 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
2582 2005-04-08 Devang Patel <dpatel@apple.com>
2584 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2585 While selecting replacement condition pay attention to loop header.
2587 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2589 Merge from tree-cleanup-branch: VRP, store CCP, store
2590 copy-prop, incremental SSA updating of FUD chains and
2591 newly exposed symbols.
2593 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
2594 (OBJS-common): Add tree-vrp.o.
2595 (tree-vrp.o): New rule.
2596 * basic-block.h (nearest_common_dominator_for_set): Declare.
2597 * common.opt (ftree-store-ccp): New flag.
2598 (ftree-copy-prop): New flag.
2599 (ftree-vrp): New flag.
2600 (ftree-store-copy-prop): New flag.
2601 * dominance.c (nearest_common_dominator_for_set): New.
2602 * domwalk.c (walk_dominator_tree): Only traverse
2603 statements in blocks marked in walk_data->interesting_blocks.
2604 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
2605 * fold-const.c (fold): Handle ASSERT_EXPR.
2606 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
2607 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
2608 flag_tree_vrp at -O2.
2609 * timevar.def (TV_TREE_VRP): Define.
2610 (TV_TREE_COPY_PROP): Define.
2611 (TV_TREE_STORE_COPY_PROP): Define.
2612 (TV_TREE_SSA_INCREMENTAL): Define.
2613 (TV_TREE_STORE_CCP): Define.
2614 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
2615 to kill_redundant_phi_nodes from comment.
2616 (verify_expr): Handle ASSERT_EXPR.
2617 * tree-dfa.c (mark_new_vars_to_rename): Remove second
2618 argument. Update all users.
2619 (mark_call_clobbered_vars_to_rename): Remove. Update all
2621 * tree-flow-inline.h (unmodifiable_var_p): New.
2622 * tree-flow.h (enum value_range_type): Declare.
2623 (struct value_range_def): Declare.
2624 (value_range): Declare.
2625 (remove_all_phi_nodes_for): Remove. Update all users.
2626 (find_phi_node_for): Declare.
2627 (add_type_alias): Declare.
2628 (count_uses_and_derefs): Declare.
2629 (kill_redundant_phi_nodes): Remove.
2630 (rewrite_into_ssa): Remove.
2631 (rewrite_def_def_chains): Remove.
2632 (update_ssa, register_new_name_mapping, create_new_def_for,
2633 need_ssa_update_p, name_registered_for_update_p,
2634 release_ssa_name_after_update_ssa, dump_repl_tbl,
2635 debug_repl_tbl, dump_names_replaced_by,
2636 debug_names_replaced_by, mark_sym_for_renaming,
2637 mark_set_for_renaming, get_current_def, set_current_def,
2638 get_value_range, dump_value_range, debug_value_range,
2639 dump_all_value_ranges, debug_all_value_ranges,
2640 expr_computes_nonzero, loop_depth_of_name,
2641 unmodifiable_var_p): Declare.
2642 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
2644 * tree-into-ssa.c (block_defs_stack): Update comment.
2645 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
2646 syms_to_rename, names_to_release, repl_tbl,
2647 need_to_initialize_update_ssa_p, need_to_update_vops_p,
2648 need_to_replace_names_p): New locals.
2649 (NAME_SETS_GROWTH_FACTOR): Define.
2650 (struct repl_map_d): Declare.
2651 (struct mark_def_sites_global_data): Add field
2653 (enum rewrite_mode): Declare.
2654 (REGISTER_DEFS_IN_THIS_STMT): Define.
2655 (compute_global_livein): Use last_basic_block instead of
2657 (set_def_block): Remove last argument. Update all callers.
2658 (prepare_use_operand_for_rename): Remove. Update all callers.
2659 (prepare_def_operand_for_rename): Remove. Update all callers.
2660 (symbol_marked_for_renaming): New.
2663 (repl_map_hash): New.
2665 (repl_map_free): New.
2666 (names_replaced_by): New.
2667 (add_to_repl_tbl): New.
2668 (add_new_name_mapping): New.
2669 (mark_def_sites): Assume that all the operands in the
2670 statement are in normal form.
2671 (find_idf): Assert that the block in the stack is valid.
2672 (get_default_def_for): New.
2673 (insert_phi_nodes_for): Add new argument 'update_p'.
2675 If update_p is true, add a new mapping between the LHS of
2676 each new PHI and the name that it replaces.
2677 (insert_phi_nodes_1): Only call find_idf if needed.
2678 (get_reaching_def): Call get_default_def_for.
2679 (rewrite_operand): Remove.
2680 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
2681 and REWRITE_THIS_STMT are false.
2682 Assume that all the operands in the statement are in
2684 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
2685 (rewrite_virtual_phi_arguments): Remove.
2686 (invalidate_name_tags): Remove.
2687 (register_new_update_single, register_new_update_set,
2688 rewrite_update_init_block, replace_use,
2689 rewrite_update_fini_block, rewrite_update_stmt,
2690 rewrite_update_phi_arguments): New.
2691 rewrite_blocks): Remove argument 'fix_virtual_phis'.
2692 Add arguments 'entry', 'what' and 'blocks'.
2693 Initialize the dominator walker according to 'what' and
2695 Start the dominator walk at 'entry'.
2696 (mark_def_site_blocks): Add argument 'interesting_blocks'.
2697 Use it to configure the dominator walker.
2698 (rewrite_into_ssa): Remove argument 'all'.
2700 (rewrite_all_into_ssa): Remove.
2701 (rewrite_def_def_chains): Remove.
2702 (mark_def_interesting, mark_use_interesting,
2703 prepare_phi_args_for_update, prepare_block_for_update,
2704 prepare_def_site_for, prepare_def_sites,
2705 dump_names_replaced_by, debug_names_replaced_by,
2706 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
2707 delete_update_ssa, create_new_def_for,
2708 register_new_name_mapping, mark_sym_for_renaming,
2709 mark_set_for_renaming, need_ssa_update_p,
2710 name_registered_for_update_p, ssa_names_to_replace,
2711 release_ssa_name_after_update_ssa,
2712 insert_updated_phi_nodes_for, update_ssa): New.
2713 * tree-loop-linear.c (linear_transform_loops): Call
2714 update_ssa instead of rewrite_into_ssa.
2715 * tree-optimize.c (vars_to_rename): Remove.
2717 (init_tree_optimization_passes): Replace
2718 pass_redundant_phi with pass_copy_prop.
2720 Replace pass_ccp with pass_store_ccp.
2721 Add pass_store_copy_prop after pass_store_ccp.
2722 (execute_todo): If the TODO_ flags don't include updating
2723 the SSA form, assert that it does not need to be updated.
2724 Call update_ssa instead of rewrite_into_ssa and
2725 rewrite_def_def_chains.
2726 If TODO_verify_loops is set, call verify_loop_closed_ssa.
2727 (tree_rest_of_compilation):
2728 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
2729 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
2730 TODO_cleanup_cfg): Renumber.
2731 (TODO_verify_loops, TODO_update_ssa,
2732 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2733 TODO_update_ssa_only_virtuals): Define.
2734 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
2736 * tree-phinodes.c (make_phi_node): Update documentation.
2737 (remove_all_phi_nodes_for): Remove.
2738 (find_phi_node_for): New.
2739 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
2740 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
2741 (interpret_rhs_modify_expr): Likewise.
2742 * tree-sra.c (decide_instantiations): Mark all symbols in
2743 SRA_CANDIDATES for renaming.
2744 (mark_all_v_defs_1): Rename from mark_all_v_defs.
2745 (mark_all_v_defs): New function. Update all users to call it
2746 with the whole list of scalarized statements, not just the
2748 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
2749 (compute_flow_insensitive_aliasing): If the tag is
2750 unmodifiable and the variable isn't or vice-versa, don't
2751 make them alias of each other.
2752 (setup_pointers_and_addressables): If the type tag for
2753 VAR is about to change, mark the old one for renaming.
2754 (add_type_alias): New.
2755 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
2756 (ccp_lattice_t): Rename from latticevalue.
2757 (value): Remove. Update all users.
2758 (const_val): New local variable.
2759 (do_store_ccp): New local variable.
2760 (dump_lattice_value): Handle UNINITIALIZED.
2761 (debug_lattice_value): New.
2762 (get_default_value): Re-write.
2763 (set_lattice_value): Re-write.
2764 (def_to_varying): Remove. Update all users.
2765 (likely_value): Return VARYING for statements that make
2766 stores when STORE_CCP is false.
2767 Return VARYING for any statement other than MODIFY_EXPR,
2768 COND_EXPR and SWITCH_EXPR.
2769 (ccp_initialize): Re-write.
2770 (replace_uses_in, replace_vuse_in, substitute_and_fold):
2771 Move to tree-ssa-propagate.c.
2772 (ccp_lattice_meet): Handle memory stores when
2773 DO_STORE_CCP is true.
2774 (ccp_visit_phi_node): Likewise.
2775 (ccp_fold): Likewise.
2776 (evaluate_stmt): Likewise.
2777 (visit_assignment): Likewise.
2778 (ccp_visit_stmt): Likewise.
2779 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
2783 (do_ssa_store_ccp): New.
2784 (gate_store_ccp): New.
2785 (pass_store_ccp): Declare.
2786 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
2787 (may_propagate_copy): Reformat.
2788 Don't abort if ORIG is a virtual and DEST isn't.
2789 If NEW does not have alias information but DEST does,
2791 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
2792 copy_prop_kind, which_copy_prop): Declare.
2793 (stmt_may_generate_copy, get_copy_of_val,
2794 get_last_copy_of, set_copy_of_val, dump_copy_of,
2795 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
2796 copy_prop_visit_stmt, copy_prop_visit_phi_node,
2797 init_copy_prop, fini_copy_prop, execute_copy_prop,
2798 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
2799 store_copy_prop): New.
2800 (pass_copy_prop, pass_store_copy_prop): Declare.
2801 * tree-ssa-dom.c (struct opt_stats_d): Add fields
2802 'num_const_prop' and 'num_copy_prop'.
2803 (cprop_operand): Update them.
2804 (dump_dominator_optimization_stats): Dump them.
2805 (tree_ssa_dominator_optimize): Call update_ssa instead of
2807 (loop_depth_of_name): Declare extern.
2808 (simplify_cond_and_lookup_avail_expr): Guard against NULL
2809 values for LOW or HIGH.
2810 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
2811 (record_equivalences_from_stmt): Call expr_computes_nonzero.
2812 (cprop_operand): Only propagate if VAL != OP.
2813 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
2814 statement for renaming.
2815 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
2816 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
2817 add_type_alias if necessary.
2818 Call mark_new_vars_to_rename.
2819 (tree_ssa_iv_optimize): If new symbols need to be renamed,
2820 mark every statement updated, call update_ssa and
2821 rewrite_into_loop_closed_ssa.
2822 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
2823 from LIVEIN if VAR is a virtual.
2824 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
2825 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
2826 (get_call_expr_operands): Reformat statement.
2827 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
2829 * tree-ssa-propagate.c (ssa_prop_init): Initialize
2830 SSA_NAME_VALUE for every name.
2831 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2832 get_value_loaded_by): New.
2833 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
2834 substitute_and_fold): Move from tree-ssa-ccp.c.
2835 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
2836 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2837 get_value_loaded_by, replace_uses_in, substitute_and_fold):
2839 * tree-ssa.c (verify_use): Fix error message.
2840 (propagate_into_addr, replace_immediate_uses, get_eq_name,
2841 check_phi_redundancy, kill_redundant_phi_nodes,
2842 pass_redundant_phi): Remove. Update all users.
2843 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
2844 add_type_alias, if necessary.
2845 * tree-vectorizer.h (struct _stmt_vect_info): Update
2846 documentation for field 'memtag'.
2847 * tree-vrp.c: New file.
2848 * tree.def (ASSERT_EXPR): Define.
2849 * tree.h (ASSERT_EXPR_VAR): Define.
2850 (ASSERT_EXPR_COND): Define.
2851 (SSA_NAME_VALUE_RANGE): Define.
2852 (struct tree_ssa_name): Add field 'value_range'.
2853 (PHI_REWRITTEN): Remove.
2854 (struct tree_phi_node): Remove field 'rewritten'.
2855 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
2856 -ftree-store-copy-prop): Document.
2857 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
2858 Document usage of update_ssa.
2860 2005-04-08 David Edelsohn <edelsohn@gnu.org>
2863 * config/rs6000/predicates.md (altivec_register_operand): Accept
2865 (and64_operand): Do not limit CONST_INT to mask64_operand.
2866 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
2867 (and_operand): Do not limit CONST_INT to mask_operand.
2869 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
2871 PR rtl-optimization/20466
2872 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
2873 for overlap of the address of each list member.
2874 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
2876 2005-04-08 Mike Stump <mrs@apple.com>
2878 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
2880 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
2883 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2885 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
2887 * function.c (push_function_context_to): Don't set
2889 * function.h (function): Remove contains_functions.
2890 (current_function_contains_functions): Remove.
2892 * function.h (function): Remove instrument_entry_exit.
2893 (current_function_instrument_entry_exit): Remove.
2895 * function.h (nonlocal_labels): Remove.
2897 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
2899 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
2900 (check_attr_value, write_attr_get, write_expr_attr_cache,
2901 find_attr, make_internal_attr): Don't reference negative_ok or
2903 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
2904 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
2905 (ATTR_STATIC): Adjust the value.
2907 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
2909 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
2911 * config/s390/tpf.h (ASM_SPEC): Define.
2913 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2915 * tree-flow.h: Remove the prototype for
2916 redirect_immediate_uses.
2917 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
2919 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
2921 * arm.c (arm_const_double_by_parts): New function.
2922 * arm-protos.h (arm_const_double_by_parts): Add prototype.
2923 * arm.md (define_split for 64-bit constants): Add another one.
2925 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
2927 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
2929 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2931 * system.h: Revert last change.
2933 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
2935 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
2936 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
2937 (TARGET_SWITCHES): Delete.
2938 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2939 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
2940 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
2941 * config/xtensa/xtensa.opt: New file.
2943 2005-04-08 Ben Elliston <bje@au.ibm.com>
2945 * config/fp-bit.c: Include L_mul_tf in #endif comment.
2946 * config/fp-bit.h: Tidy comments.
2948 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2950 * system.h: Poison PARAMS.
2952 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
2954 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
2955 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
2956 (TARGET_SWITCHES): Delete.
2957 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2958 * config/vax/vax.opt: New file.
2960 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
2962 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
2964 2005-04-07 Ian Lance Taylor <ian@airs.com>
2966 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
2968 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
2969 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
2972 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
2974 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
2975 all immediate uses in PHI nodes.
2977 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
2979 * arm.c (arm_const_double_inline_cost): Handle any constant by
2980 using gen_lowpart and gen_highpart_mode.
2981 (note_invalid_constants): All constants in an RTX with a constraint
2982 that permits memory are now pushed to the constant pool.
2983 (output_move_double): Delete code to handle reg to reg and
2984 constant to reg moves.
2985 (const_double_needs_minipool, output_mov_immediate): Delete.
2986 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
2987 CONST_INT and CONST_VECTOR.
2988 * arm.md (ANY64): New mode macro.
2989 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
2990 (movdf_soft_insn): Split reg-reg and const-reg moves.
2991 (split patterns for 64-bit constant and register moves): New.
2992 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
2993 (cirrus_movdf_hard_insn): Likewise.
2994 * fpa.md (movdf_fpa): Likewise.
2995 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
2996 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
2998 (movv2si_internal_2): Likewise.
2999 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
3000 (movdf_vfp): Likewise.
3001 * arm-protos.h (output_mov_immediate): Delete prototype.
3003 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
3006 * simplify-rtx.c (simplify_unary_operation_1): Check
3007 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
3009 2005-04-06 James E Wilson <wilson@specifixinc.com>
3012 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
3015 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3017 * coverage.h (GCOV_TYPE_NODE): Delete.
3018 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
3019 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
3020 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
3021 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
3022 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
3024 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3027 * Makefile.in (gcc.pot): Remove options.c dependency.
3028 * optc-gen.awk: Don't quote help strings with N_().
3030 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
3032 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
3033 the function returns a pointer type.
3035 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
3037 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
3038 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
3039 * doc/invoke.texi: Documnet salias-max-implicit-fields.
3040 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
3041 explicit_uses members.
3042 (get_or_create_used_part_for): Initialize new fields.
3043 (fieldoff_compare): New function.
3044 (create_overlap_variables_for): Count number of fields, use
3045 heuristic to determine whether to create subvars for vars with
3047 Sort the field list by offset and avoid creating duplicate SFT's.
3049 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3051 * c.opt (-F): Remove trailing whitespace from help string.
3052 (-finput-charset): Use a tab to separate the switch name and help
3054 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
3055 (-ftree-vectorizer-verbose): Likewise.
3057 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3059 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
3060 a PHI argument where a use occurs instead of all PHI arguments.
3062 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
3064 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
3067 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3069 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
3070 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
3071 config/bfin/bfin.h: Fix comment typos.
3073 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
3075 * doc/install.texi: Update the URL for Jacks.
3076 * doc/sourcebuild.texi: Likewise.
3078 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3081 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
3082 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
3084 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3086 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
3088 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3090 * config/v850/v850-protos.h (override_options): Delete.
3091 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
3092 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
3093 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
3094 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
3095 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
3096 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
3097 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
3098 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
3099 (OVERRIDE_OPTIONS): Delete.
3100 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
3101 (small_memory_info): Remove the value field.
3102 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
3104 * config/v850/v850.c (small_memory): Remove the value field.
3105 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3106 (override_options): Delete.
3107 (v850_handle_memory_option, v850_handle_option): New functions.
3108 * config/v850/v850.opt: New file.
3110 2005-04-06 Geoffrey Keating <geoffk@apple.com>
3112 * config.host: Add a section for generic hosts, and a subsection
3113 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
3114 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
3115 * config/host-darwin.h: New.
3116 * config/x-darwin: New.
3117 * config/i386/host-i386-darwin.c: New.
3118 * config/i386/x-darwin: New.
3119 * config/rs6000/host-darwin.c: Include host-darwin.h.
3120 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
3121 (darwin_rs6000_gt_pch_use_address): Likewise.
3122 * config/rs6000/x-darwin: Change name of .o built, update
3123 dependencies for changes to rs6000/host-darwin.c.
3125 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3128 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
3130 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
3132 * tree-vect-analyze.c (vect_analyze_loop_form): Call
3133 split_loop_exit_edge instead of loop_split_edge_with.
3135 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
3137 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
3138 UNSPEC_SET_VSCR): New constants, used throughout.
3140 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
3142 (altivec_vspltis<VI_char>): ... this pattern, using
3143 a QImode const_int_operand for the immediate.
3144 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
3147 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3150 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
3152 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3154 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
3156 2005-04-06 Ben Elliston <bje@au.ibm.com>
3158 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
3159 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
3160 macros as living in "this file" and not gcc.h.
3162 2005-04-06 Ben Elliston <bje@au.ibm.com>
3164 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
3165 -ftree-live_range_split. Perhaps renamed at some point?
3167 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3170 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
3171 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
3173 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3175 * tree-flow.h (number_of_iterations_cond): Declaration removed.
3176 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
3177 (number_of_iterations_special): New function.
3178 (number_of_iterations_exit): Use number_of_iterations_special.
3179 Use simplify_using_outer_evolutions only at -O3.
3180 (number_of_iterations_cond, tree_simplify_using_condition,
3181 simplify_using_initial_conditions, loop_niter_by_eval,
3182 compare_trees, can_count_iv_in_wider_type_bound,
3183 simplify_using_outer_evolutions): Use fold_build.
3185 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
3187 * doc/install.texi (Configuration): Document --with-java-home.
3189 2005-04-05 Richard Henderson <rth@redhat.com>
3193 * config/i386/i386.c (print_operand): Handle vector zeros.
3194 (ix86_split_to_parts): Handle CONST_VECTOR.
3195 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
3196 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
3197 what modes to tie for MMX and SSE registers.
3198 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
3199 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
3200 to vector modes as well.
3201 * config/i386/predicates.md (const0_operand): Handle VOIDmode
3202 properly as an input mode.
3204 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3206 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
3208 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3210 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
3212 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3214 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
3215 and local functions, set sse_nregs to 8 and float_in_sse.
3216 (function_arg_advance, function_arg): If float_in_sse, pass
3217 SFmode and DFmode arguments in SSE registers.
3218 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
3220 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
3221 of -funit-at-a-time.
3223 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3225 * config/i386/i386-protos.h (ix86_function_value): Accept two
3226 arguments, like the target macro.
3227 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
3228 * config/i386/i386.c (ix86_function_value): Accept the second
3229 argument of the target macro.
3230 (ix86_function_ok_for_sibcall): Pass a function pointer to
3231 ix86_function_value.
3232 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
3233 call to ix86_value_regno).
3234 (ix86_value_regno): Add support for returning floating point values
3237 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3239 PR tree-optimization/20076
3240 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
3241 that call __builtin_return or __builtin_apply_args.
3243 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3245 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
3246 Use immediate use iterator.
3247 (stmt_is_bumper_for_loop): Use immediate use iterator.
3248 * predict.c (strip_builtin_expect): Use update_stmt.
3249 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
3250 on all elements of a STATEMENT_LIST.
3251 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
3252 (bsi_remove): Remove imm_use links and mark the stmt as modified.
3253 (bsi_replace): Mark stmt as modified and the update it.
3254 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
3255 (expand_complex_libcal): Call update_stmt.
3256 (expand_complex_comparison): Call mark_stmt_modified.
3257 (expand_complex_operations_1): Call update_stmt_if_modified.
3258 (expand_vector_operations_1): Call mark_stmt_modified.
3259 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
3260 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
3261 add_immediate_use, redirect_immediate_use,
3262 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
3263 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
3264 (mark_new_vars_to_rename): Call update_stmt.
3265 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
3266 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
3268 (unmodify_stmt): Delete.
3269 (update_stmt): New. Force an update of a stmt.
3270 (update_stmt_if_modified): update a stmt if it is out of date.
3271 (get_stmt_operands): Verify stmt is NOT modified.
3272 (stmt_modified_p): Update comment.
3273 (delink_imm_use): Remove a use node from its immuse list.
3274 (link_imm_use_to_list): Link a use node to a specific list.
3275 (link_imm_use): Link a node to the correct list.
3276 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
3277 it in the correct list, if appropriate.
3278 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
3279 (relink_imm_use): Link a use node in place of another node in a list.
3280 (relink_imm_use_stmt): LInk a node in place of another node, and set
3282 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
3283 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
3284 (first_safe_imm_use): New. Initialize a safe immuse iterator.
3285 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
3286 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
3287 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
3288 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
3289 (has_zero_uses): New. Return true if there are no uses of a var.
3290 (has_single_use): New. Return true if there is only a single use of a
3292 (single_imm_use): New. Return the simgle immediate use.
3293 (num_imm_uses): New. Return the number of immediate uses.
3294 (get_v_must_def_ops): Use is now a pointer.
3295 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
3296 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
3298 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
3299 (delink_stmt_imm_use): Delink all immuses from a stmt.
3300 (phi_arg_index_from_use): New. Return a phi arg index for a use.
3301 * tree-flow.h (struct dataflow_d): Delete.
3302 (immediate_use_iterator_d): New. Immediate use iterator struct.
3303 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
3304 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
3305 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
3307 (struct stmt_ann_d): Remove dataflow_t from struct.
3308 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
3309 (if_convertible_phi_p): Use FAST immuse iterator.
3310 (if_convertible_loop_p): Don't call compute_immediate_uses.
3311 (replace_phi_with_cond_modify_expr): Call update_stmt.
3312 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
3313 update_stmt_if_modified.
3314 (rewrite_all_into_ssa): Initialize ssa operands.
3315 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
3316 compute_immediate_uses.
3317 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
3318 ssa_property is available.
3319 (execute_one_pass): Change parameters passed to execute_todo.
3320 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
3321 (remove_ssa_form): Call fini_ssa_operands.
3322 (insert_backedge_copies): Delete call to modify_stmt.
3323 * tree-phinodes.c (make_phi_node): Initialize use nodes.
3324 (release_phi_node): Delink any use nodes before releasing.
3325 (resize_phi_node): Relink any use nodes.
3326 (remove_phi_arg_num): Delink the use node.
3327 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
3328 (remove_all_phi_nodes_for): Release phi node first.
3329 * tree-pretty-print.c (dump_generic_node): Print stmt address.
3330 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
3331 (scalarize_use, scalarize_copy): Call update_stmt.
3332 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
3333 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
3334 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
3335 (ccp_initialize): Remove call to compute_immediate_uses.
3336 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
3337 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
3339 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
3340 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
3341 (eliminate_redundant_computations): Call mark_stmt_modified.
3342 (cprop_operand): Call mark_stmt_modified.
3343 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
3344 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
3345 (dse_optimize_stmt): Use new immuse interface.
3346 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
3347 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
3348 (substitute_single_use_vars): Use new immuse interface.
3349 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
3350 and compute_immediate_uses.
3351 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
3353 (rewrite_mem_refs): Call update_stmt.
3354 (determine_lsm): Remove call to compute_imm_uses and free_df.
3355 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
3356 (try_unroll_loop_completely): Call update_stmt.
3357 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
3358 (rewrite_use_compare): Call update_stmt.
3359 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
3360 (rewrite_use) : Call update_stmt.
3361 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
3362 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
3364 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
3365 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
3366 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
3368 (initialize_vuse_operand): New. Initialize a vuse operand.
3369 (initialize_v_may_def_operand): New. Initialize a maydef operand.
3370 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
3371 (finalize_ssa_defs): Use stmt parameter.
3372 (correct_use_link): Ensure a use node is in the correct list, and has
3373 the correct stmt pointer.
3374 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
3375 finalize_ssa_v_must_defs): Also initialize use nodes.
3376 (finalize_ssa_stmt_operands): Pass extra stmt operands.
3377 (build_ssa_operands): Seperate parsing from final operand construction.
3378 (parse_ssa_operands): New. Parse entry point for operand building.
3379 (swap_tree_operands): New. Swap 2 tree operands.
3380 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
3382 (get_expr_operands): Call swap_tree_operands when needed.
3383 (copy_virtual_operands): Use initialize routines for virtual use ops.
3384 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
3385 (verify_abort): New. Issue imm_use error.
3386 (verify_imm_links): New Verify imm_use links for a var.
3387 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
3388 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
3389 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
3390 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
3391 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
3392 (NULL_USE_OPERAND_P) Define.
3393 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
3395 (struct vuse_operand_type): New struct.
3396 (SET_USE): Call set_ssa_use_from_ptr.
3398 (PHI_ARG_INDEX_FROM_USE): Define.
3399 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
3400 argument via SET_USE, not PHI_ARG_DEF_TREE.
3401 * tree-ssa-pre.c (eliminate): Call update_stmt.
3402 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
3404 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
3405 (nearest_common_dominator_of_uses): Use imm_use iterator.
3406 (statement_sink_location): Use imm_use iterator and interface.
3407 (execute_sink_code): Don't call compute_immediate_uses or free-df.
3408 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
3409 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
3410 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
3411 (verify_ssa): Ensure no stmt is marked modify after optimization pass
3412 if new parameter is true.
3413 (init_tree_ssa): Don't initialize operand cache here.
3414 (delete_tree_ssa): Don't destroy operand cache here.
3415 (propagate_into_addr): Pass in a use pointer, return true if anything
3417 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
3418 (check_phi_redundancy): Use imm_use iterator.
3419 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
3421 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
3422 (release_ssa_name): Delink node and all elements in its imm_use list.
3423 * tree-tailcall.c (adjust_return_value): Call update_stmt.
3424 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
3425 * tree-vectorizer.c (need_imm_uses_for): Delete.
3426 (vectorize_loops): Dont call compute_immediate_uses or free_df.
3427 * tree.h (struct ssa_imm_use_d): Define.
3428 (SSA_NAME_IMM_USE_NODE): Define.
3429 (struct tree_ssa_name): Add imm_use node.
3431 (PHI_ARG_IMM_USE_NODE): Define.
3432 (struct phi_arg_d): Add imm_use node.
3433 (struct tree_phi_node): Remove struct dataflow_d element.
3434 (TDF_STMTADDR): Define.
3436 2005-04-05 Dale Johannesen <dalej@apple.com>
3438 * doc/invoke.texi (Optimization Options): Remove
3439 duplicate -fcse-follow-jumps. Add -fweb.
3440 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
3441 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
3443 2005-04-05 Per Bothner <per@bothner.com>
3445 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
3446 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
3447 (warn_uninit): Get EXPR_LOCUS from context now instead.
3448 This fixes a USE_MAPPED_LOCATION testsuite failure.
3450 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
3452 2005-04-05 Per Bothner <per@bothner.com>
3454 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
3455 of the artification 'return 0' in main() to BUILTINS_LOCATION.
3456 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
3459 2004-04-05 Devang Patel <dpatel@apple.com>
3461 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
3462 (lhsr<mode>3): ... new name.
3463 (altivec_vsra<VI_char>): Rename to ..
3464 (ashr<mode>3): ... new name.
3465 * config/rs6000/rs6000.c (builtin_description): Rename shift
3468 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
3470 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
3471 gen_lowpart_for_combine.
3472 * cse.c (gen_lowpart_if_possible): Move...
3473 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
3475 (gen_lowpart_no_emit_general): Use it.
3477 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3479 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
3482 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3484 * system.h: Fix typo.
3486 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
3488 * config/bfin/bfin-modes.def: New file.
3489 * config/bfin/bfin-protos.h: New file.
3490 * config/bfin/bfin.c: New file.
3491 * config/bfin/bfin.h: New file.
3492 * config/bfin/bfin.md: New file.
3493 * config/bfin/bfin.opt: New file.
3494 * config/bfin/crti.s: New file.
3495 * config/bfin/crtn.s: New file.
3496 * config/bfin/elf.h: New file.
3497 * config/bfin/lib1funcs.asm: New file.
3498 * config/bfin/predicates.md: New file.
3499 * config/bfin/t-bfin: New file.
3500 * config/bfin/t-bfin-elf: New file.
3501 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
3502 Document new attributes.
3503 (interrupt, interrupt_handler, saveall): Update documentation for
3505 * doc/install.texi (Specific): Add entry for the Blackfin.
3506 * doc/invoke.texi (Blackfin Options): New section.
3507 * doc/md.texi (Blackfin family): New section to document constraints.
3508 * config.gcc: Add bfin*-* and bfin*-elf configurations.
3510 2005-04-05 Olivier Hainque <hainque@adacore.com>
3512 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
3513 match what the system unwinder expects.
3514 * config/mips/mips.c (mips_frame_set): If we're saving the return
3515 address register and the dwarf return address column number differs
3516 from the hard register number, adjust the note reg to refer to the
3519 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3521 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
3522 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
3523 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3524 (processor_type): New enum.
3525 (mn10300_processor): New variable.
3526 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
3527 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
3528 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3529 (PROCESSOR_DEFAULT): New macro.
3530 * config/mn10300/mn10300.c (mn10300_processor): New variable.
3531 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3532 (mn10300_handle_option, mn10300_override_options): New functions.
3533 * config/mn10300/mn10300.opt: New file.
3535 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3536 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3538 PR tree-optimization/19903
3539 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
3540 that don't fit in their type after conversion.
3542 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3545 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
3546 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
3547 Allocate local stack slots here. Set ix86_optimize_mode_switching.
3548 flag here. Implement using define_insn_and_split.
3549 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
3550 (frndintxf2_mask_pm_i387): New insn patterns.
3551 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
3552 Do not set ix86_optimize_mode_switching flag.
3553 (ceilsf2, ceildf2, ceilxf2): Same.
3554 (btruncsf2, btruncdf2, btruncxf2): Same.
3555 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
3557 2005-04-05 Ian Lance Taylor <ian@airs.com>
3560 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
3561 i386_pe_record_external_function.
3562 (i386_pe_record_external_function): Update declaration.
3563 * config/i386/winnt.c (struct extern_list): Add decl field.
3564 (i386_pe_record_external_function): Add decl parameter.
3565 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
3567 * config/i386/i386-protos.h (i386_pe_record_external_function):
3570 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3572 * config/m68k/m68k-protos.h: Add a prototype for
3573 valid_dbcc_comparison_p_2.
3574 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
3575 extend_operator, const_uint32_operand, const_sint32_operand,
3576 general_src_operand, nonimmediate_src_operand,
3577 memory_src_operand, post_inc_operand, pre_dec_operand,
3578 pcrel_address): Move to predicates to predicates.md.
3579 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
3580 * config/m68k/m68k.md: Include predicates.md.
3581 * config/m68k/predicates.md: New.
3583 2005-04-04 Roger Sayle <roger@eyesopen.com>
3585 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3587 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3589 2005-04-04 Ian Lance Taylor <ian@airs.com>
3591 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3593 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
3594 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
3595 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
3596 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
3597 * c-common.c (c_do_switch_warnings_1): New static function broken
3598 out of c_do_switch_warnings.
3599 (c_do_switch_warnings): Call c_do_switch_warnings_1.
3600 (c_do_switch_expr_warnings): New function.
3601 * c-common.h (c_do_switch_expr_warnings): Declare.
3603 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3604 Daniel Jacobowitz <dan@codesourcery.com>
3606 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3608 * rtlanal.c (may_trap_p): Same.
3610 2005-04-04 Dale Johannesen <dalej@apple.com>
3612 * ChangeLog: remove reference to ChangeLog.12.
3614 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3616 CRIS epilogue as RTL.
3617 * config/cris/cris.md: Change all 0 in unspec 0 to
3619 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3620 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3622 ("return"): Change to define_expand. Call cris_expand_return for
3624 ("*return_expanded"): New pattern.
3625 ("epilogue"): New define_expand.
3626 * config/cris/cris.h (PREDICATE_CODES): Add
3627 cris_load_multiple_op.
3628 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
3630 (enum cris_retinsn_type): New.
3631 (struct machine_function): New member return_type.
3632 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
3633 (cris_target_asm_function_epilogue): Remove, moving RTLified
3635 (cris_expand_epilogue): New function.
3636 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
3637 (cris_gen_movem_load, cris_load_multiple_op)
3638 (cris_return_address_on_stack_for_return, cris_expand_return): New
3640 (cris_target_asm_function_prologue)
3641 (cris_initial_frame_pointer_offset): Call
3642 cris_reg_saved_in_regsave_area instead of complicated expression.
3643 Call cris_return_address_on_stack instead of an expression.
3644 (cris_print_operand) <case 'o', case 'O'>: New cases.
3645 (cris_return_address_on_stack): Change return-type to bool.
3646 (cris_simple_epilogue): Ditto. Return false if registers are
3648 * config/cris/cris-protos.h (cris_simple_epilogue)
3649 (cris_return_address_on_stack): Adjust prototype return type.
3650 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
3651 (cris_return_address_on_stack_for_return): New prototypes.
3653 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3655 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
3656 gpr_or_int12_operand.
3658 * config/frv/frv-protos.h: Add a prototype to
3659 frv_legitimate_memory_operand and frv_const_unspec_p.
3660 (frv_unspec): Move from frv.c.
3661 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
3662 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
3663 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
3664 gpr_or_fpr_operand, gpr_or_int12_operand,
3665 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
3666 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
3667 int6_operand, int5_operand, uint5_operand, uint4_operand,
3668 uint1_operand, int_2word_operand, uint16_operand,
3669 upper_int16_operand, integer_register_operand,
3670 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
3671 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
3672 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
3673 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
3674 move_destination_operand, movcc_fp_destination_operand,
3675 frv_function_symbol_referenced_p, move_source_operand,
3676 condexec_dest_operand, condexec_source_operand,
3677 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
3678 const_unspec_operand, gpr_or_memory_operand,
3679 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
3680 icc_operand, fcc_operand, cc_operand, icr_operand,
3681 fcr_operand, cr_operand, call_operand, sibcall_operand,
3682 symbolic_operand, relational_operator,
3683 integer_relational_operator, float_relational_operator,
3684 ccr_eqne_operator, minmax_operator,
3685 condexec_si_binary_operator, condexec_si_media_operator,
3686 condexec_si_divide_operator, condexec_si_unary_operator,
3687 condexec_sf_conv_operator, condexec_sf_add_operator,
3688 condexec_memory_operand, intop_compare_operator, acc_operand,
3689 even_acc_operand, quad_acc_operand, accg_operand: Move to
3691 * config/frv/frv.h (PREDICATE_CODES): Remove.
3692 * config/frv/frv.md: Include predicates.md.
3693 * config/frv/predicates.md: New.
3695 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3698 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
3699 * tree-ssa-loop-ivopts.c: Include langhooks.h.
3700 (add_standard_iv_candidates_for_size): New function, extracting code
3701 from add_standard_iv_candidates and parameterizing it by type size.
3702 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
3704 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3706 * system.h (GCOV_SIZE_TYPE): Unposion.
3707 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
3708 (GCOV_TYPE_SIZE): ...this new macro.
3709 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
3710 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
3711 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
3712 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
3713 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
3714 instead of unsigned_intSI_type_node.
3715 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
3716 (rtl_gen_one_value_profiler_no_edge_manipulation)
3717 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
3718 * value-prof.c: Include coverage.h.
3720 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
3721 Diego Novillo <dnovillo@redhat.com>
3723 Fix PR tree-optimization/20703
3724 Fix PR tree-optimization/20725
3726 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
3727 (create_expression_by_pieces): Ditto.
3728 (valid_in_set): Ditto. Also handle tcc_declaration.
3729 (find_or_generate_expression): Handle comparison class.
3730 (insert_into_preds_of_block): Ditto.
3731 (insert_aux): Ditto.
3732 (create_value_expr_from): Handle comparison class, recursively
3733 handle reference nodes.
3734 (compute_avail): Handle comparison classes, rewrite a little cleaner.
3735 (execute_pre): Fix spacing.
3736 (do_fre): Renamed to execute_fre.
3738 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3740 * doc/invoke.texi (SPARC options): Document that
3741 -mlittle-endian is not supported on Linux either.
3743 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3747 * config.gcc (Obsolete configurations): Remove
3748 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
3749 (sparclite-*-coff*): Delete.
3750 (sparclite-*-elf*): Likewise.
3751 (sparc86x-*-elf*): Likewise.
3752 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
3753 * config/sparc/lite.h: Delete.
3754 * config/sparc/litecoff.h: Likewise.
3755 * config/sparc/liteelf.h: Likewise.
3756 * config/sparc/sp86x-elf.h: Likewise.
3757 * config/sparc/t-sparclite: Likewise.
3758 * config/sparc/t-sp86x: Likewise.
3760 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
3762 * config/s390/s390-protos.h: (s390_comparison,
3763 s390_alc_comparison, s390_slb_comparison, const0_operand,
3764 consttable_operand, larl_operand, s_operand,
3765 shift_count_operand, bras_sym_operand, load_multiple_operation,
3766 store_multiple_operation, s390_plus_operand): Remove prototypes.
3767 (s390_legitimate_address_without_index_p): New prototype.
3768 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
3770 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
3771 const0_operand, consttable_operand, larl_operand, s_operand,
3772 shift_count_operand, bras_sym_operand, load_multiple_operation,
3773 store_multiple_operation, s390_plus_operand): Move to
3775 (check_mode): Remove.
3776 (s390_branch_condition_mask): Remove 'static'. Move prototype to
3778 (s390_legitimate_address_without_index_p): New.
3779 * config/s390/s390.h (PREDICATE_CODES): Remove.
3780 * config/s390/s390.md: Include predicates.md.
3781 * config/s390/predicates.md: New.
3783 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3786 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
3787 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
3788 (NEED_INDICATE_EXEC_STACK): Define to 1.
3789 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
3790 (NEED_INDICATE_EXEC_STACK): Define to 1.
3791 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
3792 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
3793 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
3794 (pic_helper_emitted_p): New global.
3795 (emit_pic_helper): New function extracted from...
3796 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
3797 Do not call emit_pic_helper if delay_pic_helper is true.
3798 (sparc_expand_prologue): Pass 'false' to load_pic_register.
3799 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
3800 (sparc_file_end): New function.
3802 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3804 * config/mcore/mcore-protos.h: Remove the prototypes for
3805 mcore_arith_reg_operand, mcore_general_movsrc_operand,
3806 mcore_general_movdst_operand, mcore_reload_operand,
3807 mcore_arith_J_operand, mcore_arith_K_operand,
3808 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
3809 mcore_arith_K_S_operand, mcore_arith_imm_operand,
3810 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3811 mcore_literal_K_operand, mcore_addsub_operand,
3812 mcore_compare_operand, mcore_load_multiple_operation,
3813 mcore_store_multiple_operation, mcore_call_address_operand.
3814 Add a prototype for const_ok_for_mcore.
3815 * config/mcore/mcore.c (mcore_call_address_operand,
3816 mcore_general_movsrc_operand, mcore_general_movdst_operand,
3817 mcore_arith_reg_operand, mcore_reload_operand,
3818 mcore_arith_J_operand, mcore_arith_K_operand,
3819 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
3820 mcore_arith_M_operand, mcore_arith_imm_operand,
3821 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3822 mcore_literal_K_operand, mcore_addsub_operand,
3823 mcore_compare_operand, mcore_load_multiple_operation,
3824 mcore_store_multiple_operation): Move to predicates.md.
3825 (const_ok_for_mcore): Export.
3826 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
3827 * config/mcore/mcore.md: Include predicates.md.
3828 * config/mcore/predicates.md: New.
3830 * config/mcore/predicates.md: Fix a comment typo.
3832 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
3833 Adrian Straetling <straetling@de.ibm.com>
3835 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
3836 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
3837 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
3839 ("imul"): Removed from "type" attribute.
3840 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
3841 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
3842 Changed type to imulsi.
3843 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
3845 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3847 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
3848 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
3849 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
3850 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
3851 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
3852 (TARGET_SWITCHES, mcore_stack_increment_string)
3853 (TARGET_OPTIONS): Delete.
3854 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
3855 than *_BIT constants.
3856 (TARGET_8ALIGN): #undef old definition before redefining to 1.
3857 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
3858 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
3859 (mcore_override_options): Delete mcore_stack_increment code.
3860 Change use of M340_BIT to MASK_M340.
3861 * config/mcore/mcore.opt: New file.
3863 2005-04-04 Ian Lance Taylor <ian@airs.com>
3865 * config/arm/arm.c (replace_symbols_in_block): Remove static
3868 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3870 * config/fr30/fr30-protos.h: Remove the prototypes for
3871 stack_add_operand, add_immediate_operand,
3872 high_register_operand, low_register_operand, call_operand,
3873 di_operand, and nonimmediate_di_operand.
3874 * config/fr30/fr30.c (stack_add_operand,
3875 add_immediate_operand, high_register_operand,
3876 low_register_operand, call_operand, di_operand,
3877 nonimmediate_di_operand): Move to predicates.md.
3878 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
3879 * config/fr30/fr30.md: Include predicates.md.
3880 * config/fr30/predicates.md: New.
3882 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
3883 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
3884 mcore_call_address_operand.
3886 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
3887 general_movsrc_operand.
3889 2005-04-04 Alan Modra <amodra@bigpond.net.au>
3891 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
3894 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
3897 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
3900 2005-04-04 Richard Henderson <rth@redhat.com>
3901 Jakub Jelinek <jakub@redhat.com>
3903 PR rtl-optimization/16104
3904 * fold-const.c (fold_unary): Fix folding of vector conversions.
3906 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3908 * config.gcc (xstormy16-*-elf): Set extra_options.
3909 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
3910 * config/stormy16/stormy16.opt: New file.
3912 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3914 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
3915 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
3916 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
3917 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
3918 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
3919 (TARGET_UNIX_ASM): Delete.
3920 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
3921 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
3922 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
3923 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3924 * config/pdp11/pdp11.opt: New file.
3926 2005-04-03 Roger Sayle <roger@eyesopen.com>
3927 Alexandre Oliva <aoliva@redhat.com>
3930 * fold-const.c (non_lvalue): Split tests into...
3931 (maybe_lvalue_p): New function.
3932 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
3933 C++ front-end prior to lowering into gimple form.
3935 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3937 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
3938 BUILT_IN_STRNCASECMP): New.
3939 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
3942 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
3945 * arm.md (addsi3_compare0_for_combiner): Delete.
3946 (addsi3_compare0_scratch_for_combiner): Delete.
3947 (cmpsi_neg_shiftsi): Delete.
3948 (compare_negsi_si): New pattern.
3949 (cmpsi_negshiftsi_si): New pattern.
3950 (negated_cbranchsi4): Restrict to equality_operator.
3952 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
3955 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3957 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
3960 * doc/install.texi: Fix a typo.
3962 2005-04-03 Steven Bosscher <stevenb@suse.de>
3965 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
3966 a computed goto if the edge to the computed goto block has
3967 incoming abnormal edges. Clarify how the function works.
3969 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
3971 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
3972 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
3973 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
3974 hash_scan_set, reg_set_between_after_reload_p,
3975 reg_used_between_after_reload_p, get_avail_load_store_reg,
3976 eliminate_partially_redundant_load): Likewise.
3977 * postreload.c (reload_cse_simplify_set,
3978 reload_combine_note_use): Likewise.
3979 * predict.c (predict_insn, expected_value_to_br_prob,
3980 propagate_freq, expensive_function_p): Likewise.
3981 * print-rtl.c (print_rtx): Likewise.
3982 * profile.c (instrument_edges, instrument_values,
3983 compute_branch_probabilities, branch_prob, union_groups,
3984 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
3985 * protoize.c (in_system_include_dir, file_could_be_converted,
3986 file_normally_convertible, gen_aux_info_file, seek_to_line,
3987 do_cleaning): Likewise.
3988 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
3989 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3990 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3992 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3994 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
3995 * modulo-sched.c (undo_replace_buff_elem): New structure.
3996 (kernel_number_of_cycles, ps_unschedule_node,
3997 undo_generate_reg_moves,free_undo_replace_buff,
3998 undo_permute_partial_schedule, loop_single_full_bb_p,
3999 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
4000 build_loops_structure, get_sched_window): New.
4001 (generate_reg_moves): Return undo_replace_buff_elem and other
4003 (generate_prolog_epilog): Remove old loop versioning.
4004 (sms_schedule): Use loop information and loop_version.
4005 (sms_schedule_by_order): Split part of it to get_sched_window.
4006 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
4007 cfg_layout_finalize and free_dominance_info before/after SMS.
4009 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4011 * cfghooks.c (lv_flush_pending_stmts,
4012 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
4013 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
4014 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
4015 lv_add_condition_to_bb,
4016 lv_adjust_loop_header_phi, extract_cond_bb_edges,
4017 flush_pending_stmts): New in cfg_hooks structure.
4018 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
4019 extract_cond_bb_edges, lv_adjust_loop_header_phi,
4020 lv_add_condition_to_bb): New declarations.
4021 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
4023 (loop_version): Declare.
4024 * cfgloopmanip.c (cfghooks.h): Include.
4025 (duplicate_loop_to_header_edge): Change return type to bool.
4026 (loop_version, lv_adjust_loop_entry_edge): Move here.
4027 * cfgrtl.c (cfgloop.h): Include.
4028 (rtl_verify_flow_info_1): Fix.
4029 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
4030 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
4032 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
4033 tree_lv_add_condition_to_bb): New.
4034 (tree_cfg_hooks): Add new hooks to initialization.
4035 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
4036 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
4038 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4040 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
4041 xstormy16_below100_or_register,
4042 xstormy16_splittable_below100_or_register, and
4043 nonimmediate_nonstack_operand.
4045 * config/stormy16/stormy16-protos.h: Remove the prototypes for
4046 xstormy16_ineqsi_operator, equality_operator,
4047 inequality_operator, shift_operator,
4048 xstormy16_below100_operand, xstormy16_below100_or_register,
4049 xstormy16_splittable_below100_or_register,
4050 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
4051 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
4052 equality_operator, inequality_operator,
4053 xstormy16_below100_operand, xstormy16_below100_or_register,
4054 xstormy16_splittable_below100_or_register,
4055 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
4056 nonimmediate_nonstack_operand, shift_operator): Move to
4058 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
4059 * config/stormy16/stormy16.md: Include predicates.md.
4060 * config/stormy16/predicates.md: New.
4062 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4064 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
4065 small_int, large_int, reg_or_0_operand, simple_memory_operand,
4066 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
4067 move_operand, power_of_2_operand): Move to predicates.md.
4068 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
4069 PREDICATE_CODE): Remove.
4070 * config/iq2000/iq2000.md: Include predicates.md.
4071 * config/iq2000/predicates.md: New.
4073 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
4075 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
4076 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
4077 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
4078 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
4079 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
4080 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
4081 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
4082 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4083 (TARGET_M68HC11): Delete.
4084 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
4085 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
4086 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
4087 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4088 (nb_soft_regs): Delete.
4089 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
4090 (m68hc11_override_options): Remove the code that caters for MASK_M6811
4091 and MASK_M6812 being set simultaneously. Change the code that sets
4092 the default m68hc11_soft_reg_count to use integers instead of strings.
4093 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
4094 m68hc11_soft_reg_count (which now has an int type) as the number
4096 * config/m68hc11/m68hc11.opt: New file.
4098 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4100 * config/fr30/fr30.h (PREDICATE_CODES): Remove
4101 fp_displacement_operand, sp_displacement_operand.
4103 * config/m68hc11/m68hc11-protos.h: Add a prototype for
4105 Remove the prototypes for tst_operand, cmp_operand,
4106 stack_register_operand, d_register_operand,
4107 hard_addr_reg_operand, splitable_operand,
4108 m68hc11_logical_operator, m68hc11_arith_operator,
4109 m68hc11_non_shift_operator, m68hc11_shift_operator,
4110 m68hc11_unary_operator, m68hc11_eq_compare_operator,
4111 non_push_operand, hard_reg_operand, and
4112 reg_or_some_mem_operand.
4113 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
4115 (tst_operand, cmp_operand, non_push_operand,
4116 splitable_operand, reg_or_some_mem_operand,
4117 stack_register_operand, d_register_operand,
4118 hard_addr_reg_operand, hard_reg_operand,
4119 m68hc11_eq_compare_operator, m68hc11_logical_operator,
4120 m68hc11_arith_operator, m68hc11_non_shift_operator,
4121 m68hc11_shift_operator, m68hc11_unary_operator): Move to
4123 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
4124 * config/m68hc11/m68hc11.md: Include predicates.md.
4125 * config/m68hc11/predicates.md: New.
4127 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4130 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
4131 change checked in along with 2005-03-03's patch for debug/20253.
4132 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
4133 (remap_decl): Insert type decl in map earlier.
4135 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4137 PR tree-optimization/20640
4138 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
4139 post-dominator if it has phi nodes.
4140 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
4141 before dead statements.
4143 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4146 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
4148 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4150 PR rtl-optimization/20290
4151 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
4152 in every iteration if the entry point is the exit test.
4154 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
4156 * config/cris/cris.md (attribute "length"): Define.
4158 2005-04-02 Geoffrey Keating <geoffk@apple.com>
4160 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
4161 (word_offset_memref_operand): New.
4162 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
4163 (indexed_or_indirect_operand): Delete.
4164 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
4165 (indexed_or_indirect_operand): Delete.
4167 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
4170 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
4173 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
4174 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
4176 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4178 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
4180 2005-04-01 Ian Lance Taylor <ian@airs.com>
4182 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
4183 (rus, prus): Remove static variables.
4184 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
4185 (process_command): Permit report_times and use_pipes together.
4187 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4189 * c-decl.c (validate_proto_after_old_defn): Look at
4190 TYPE_MAIN_VARIANT of argument types.
4192 2005-04-01 Paul Brook <paul@codesourcery.com>
4194 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
4195 (arm_output_function_epilogue): Allow call_via_SP.
4196 (thumb_call_via_reg, arm_file_end): Ditto.
4197 * config/arm/arm.h (struct machine_function): Include space for SP.
4198 (thumb_call_via_label): Update declaration.
4200 2005-04-01 Ian Lance Taylor <ian@airs.com>
4202 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
4203 doing a peephole optimization, once again put any notes in the
4206 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4208 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
4210 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4212 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
4213 (block_alloc, find_free_reg): Likewise.
4214 * loop-doloop.c (doloop_modify): Likewise.
4215 * loop-invariant.c (record_use): Likewise.
4216 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
4217 get_iv_value, canon_condition, eliminate_implied_condition,
4218 eliminate_implied_condition, simplify_using_initial_values,
4219 shorten_into_mode, canonicalize_iv_subregs,
4220 iv_number_of_iterations): Likewise.
4221 * loop-unroll.c (expand_var_during_unrolling): Likewise.
4222 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
4223 unswitch_loop): Likewise.
4224 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
4225 move_movables, replace_call_address, find_and_verify_loops,
4226 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
4227 record_giv, final_giv_value, general_induction_var,
4228 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
4229 loop_giv_dump): Likewise.
4231 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
4232 GCOV_CHECK_WRITING): Remove.
4233 (gcov_position, gcov_rewrite): Use gcc_assert.
4234 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
4235 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
4236 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
4239 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4241 * tree-inline.c: Fix a typo.
4243 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4245 * configure.ac (enable-checking): Explicitly set all variables for
4246 collective switch values. Alphabetize variables. Rename
4247 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
4249 * doc/install.texi (enable-checking): Update documentation.
4250 * configure: Rebuilt.
4252 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4254 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
4257 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4259 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
4260 Also reject cases where this pattern will cause load delay stalls
4261 unless optimizing for size and it will produce a shorter sequence.
4262 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
4263 variants to avoid pre-adjusting the base when possible.
4265 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4267 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
4268 the frame and argument pointers.
4269 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
4270 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
4271 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
4272 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
4273 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
4274 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
4276 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
4278 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
4279 with entry for selectany attribute.
4280 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
4282 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
4283 (i386_pe_asm_named_section): Handle sections generated by
4284 selectany attribute.
4285 * doc/extend.texi (selectany): Document attribute.
4287 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
4288 Jan Hubicka <jh@suse.cz>
4290 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
4291 to fix addresses involving EBP and ESP.
4292 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
4293 for SUBREGed registers.
4294 (legitimate_address_p): Accept SUBREGed registers.
4296 2005-04-01 Jakub Jelinek <jakub@redhat.com>
4299 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
4300 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
4303 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4305 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
4307 2005-04-01 James E Wilson <wilson@specifixinc.com>
4310 * dwarf2out.c (rtl_for_decl_init): New function.
4311 (rtl_for_decl_location): Extracted from here.
4312 (tree_add_const_value_attribute): Call rtl_for_decl_init and
4313 add_const_value_attribute. Delete initializer_constant_valid_p call.
4315 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4317 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
4318 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
4319 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
4320 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
4321 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
4322 config/i386/i386.md, config/rs6000/predicates.md,
4323 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
4324 config/s390/s390.c, config/stormy16/stormy16.c,
4325 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
4328 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4331 * gimplify.c (gimplify_expr): Create a temporary for lvalue
4332 COND_EXPR and CALL_EXPR.
4334 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
4337 * genautomata.c (first_cycle_unit_presence): Check all alternative
4338 states for unit presence.
4340 * doc/md.texi: Remove remark about impossibility to query unit
4341 presence in non nondeterministic automaton state.
4343 * config/ia64/ia64.c (get_template): Change order of unit querying.
4345 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4347 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
4350 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
4352 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
4353 flag for edges outside any loops.
4355 2005-03-31 Janis Johnson <janis187@us.ibm.com>
4357 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4359 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4361 * tree-ssa-alias.c: Follow spelling conventions.
4362 * doc/tree-ssa.texi: Fix a typo.
4364 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
4366 * postreload-gcse.c: Include target.h.
4367 (gcse_after_reload_main): Return early if we cannot modify jumps.
4368 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
4370 2005-03-31 David Edelsohn <edelsohn@gnu.org>
4372 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
4373 expensive operations.
4375 2005-03-31 Ian Lance Taylor <ian@airs.com>
4377 * collect2.c (lderrout): New variable.
4378 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
4379 if it is set, to stderr.
4380 (handler): Unlink lderrout if it is set.
4381 (dump_file): Add "to" parameter. Change all callers.
4382 (main): Initialize lderrout.
4383 (collect_execute): Add errname parameter. Change all callers.
4384 Rename redir parameter to outname. Never pass
4385 PEX_STDERR_TO_STDOUT to pex_run.
4386 * collect2.h (collect_execute, dump_file): Update declarations.
4387 * tlink.c (tlink_execute): Add errname parameter. Change all
4389 (do_tlink): Check lderrout as well as ldout.
4391 2005-03-31 Caroline Tice <ctice@apple.com>
4393 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
4394 (bb-reorder.o): Add errors.h to list of requirements.
4395 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
4396 profiledbootstrap flags.
4397 * bb-reorder.c (errors.h): Add new include.
4398 (struct bbro_basic_block_data_def): Add new field, in_trace.
4399 (add_unlikely_executed_notes): Remove function.
4400 (mark_bb_for_unlikely_executed_section): Remove function.
4401 (insert_section_boundary_note): New function.
4402 (verify_hot_cold_block_grouping): New function.
4403 (push_to_next_round_p): Remove variables and tests that push all
4404 cold blocks to last round.
4405 (find_traces): Remove code that added extra round of trace finding
4406 when doing partitioning.
4407 (find_traces_1_round) : Remove variable last_round; add code to
4408 update new struct field, in_trace; correct trace_length where it was
4409 incorrect before (after call to copy_bb); change code that pushed all
4410 cold blocks to last round. Instead verify that all blocks going into
4411 a trace belong in the same partition.
4412 (connect_traces): Modify to connect the traces in two passes, if the
4413 function contains both hot and cold blocks. The first pass connects
4414 all the traces for blocks in the partition that the first block in
4415 the function belongs to; the second pass connnects all the traces
4416 containing blocks that belong in the other partition.
4417 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4418 code that automatically put the first block in a function into the
4419 hot partition if the function had any hot blocks.
4420 (fix_crossing_unconditional_branches): Check number of succ edges
4421 before attempting to get one.
4422 (fix_edges_for_rarely_executed_code): Update comment describing
4424 (reorder_basic_blocks): Add code to initialize new field (in_trace);
4425 remove call to add_unlikely_executed_notes; add call to
4426 verify_hot_cold_block_grouping.
4427 (duplicate_computed_gotos): Don't change computed goto if it's a
4429 (partition_hot_cold_basic_blocks): Update function comment.
4430 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
4432 (try_forward_edges): Likewise.
4433 (merge_blocks_move_predecessor_nojumps): Likewise.
4434 (merge_blocks_move_successor_nojumps): Likewise.
4435 (merge_blocks_move): Likewise.
4436 (try_crossjump_bb): Likewise.
4437 * cfglayout.c (update_unlikely_executed_notes): Remove function.
4438 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
4439 notes to cold bb's; remove call to update_unlikely_executed_notes.
4440 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4441 NOTE_INSN_SWITCH_TEXT_SECTIONS.
4442 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
4443 function declaration.
4444 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
4446 (rtl_can_merge_blocks): Remove redundancy from condition.
4447 (try_redirect_by_replacing_jump): Likewise.
4448 (force_nonfallthru_and_redirect): Remove code for adding
4449 UNLIKELY_EXECUTED_CODE notes to cold bb's.
4450 (commit_one_edge_insertion): Likewise.
4451 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
4452 * dbxout.c (FORCE_TEXT): Replace function_section with
4453 current_function_section.
4454 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
4455 function, switch_text_section.
4456 (struct xcoff_debug): Likewise.
4457 (dbxout_function_end): Add code to put out label diffs for both
4458 hot and cold sections.
4459 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
4460 for new debug_hooks funciton, switch_text_section..
4461 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
4462 switch_text_section.
4463 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
4464 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
4465 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
4466 dw_fde_switched_sections.
4467 (output_call_frame_info): Add test to see if function switches text
4468 sections in the middle; if so, use appropriate extra hot and cold
4469 section labels to compute size deltas for the hot and cold sections.
4470 (dwarf2out_begin_prologue): Add code to initialize new fields in
4472 (dwarf2out_switch_text_section): New function (invoked through
4473 debug_hook); updates new fields in dw_fde_struct appropriately and
4474 increments separate_line_info_table_in_use.
4475 (dwarf2_debug_hooks): Initialize switch_text_section function to be
4476 dwarf2out_switch_text_section.
4477 (struct var_loc_node): Add new field, section_label.
4478 (output_aranges): Add code to check whether in hot or cold section and
4479 use the appropriate label in calculating deltas.
4480 (output_ranges): Likewise.
4481 (output_line_info): Add code to check which section we're in and
4482 use appropriate hot/cold label.
4483 (add_location_or_constant_value_attribute): Likewise.
4484 (gen_subprogam_die): Modify arange attributes to use correct labels.
4485 (dwarf2out_begin_block): Change call to function_section into call to
4486 current_function_section.
4487 (dwarf2out_end_block): Likewise.
4488 (dwarf2out_source_line): Likewise.
4489 (dwarf2out_var_location): Add code to check whether in hot or cold
4490 section and use the appropriate label.
4491 * except.c (output_function_exception_table): Change call to
4492 function_section into call to current_function_section.
4493 * final.c (profile_function): Likewise.
4494 (scan_ahead_for_unlikely_executed_note): Remove function.
4495 (final_scan_insn): Remove calls to
4496 scan_ahead_for_unlikely_executed_note, and related code for switching
4497 to cold section, except for the single time
4498 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
4499 debug_hooks->switch_text_sections; replace appropriate calls to
4500 function_section with calls to current_function_section.
4501 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
4502 test_bb to condition.
4503 (find_if_case_2): Likewise.
4504 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4505 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
4506 * opts.c (decode_options): Change warning about hot/cold partitioning
4507 with exceptionss to inform (so as not to cause bootstrap failures);
4508 remove warning about partitioning with DWARF debug info.
4509 * output.h (current_function_section): Add new function decl.
4510 (insert_section_boundary_note): Likewise.
4511 (enum in_section): Move this declaration here from varasm.c.
4512 (unlikely_section_label): Likewise.
4513 (unlikely_text_section_name): Likewise.
4514 (last_text_section_name): New global variable.
4515 (last_text_section): Likewise.
4516 (hot_section_label): Likewise.
4517 (hot_section_end_label): Likewise.
4518 (cold_section_end_label): Likewise.
4519 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
4520 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
4521 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
4522 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
4523 insn from consideration.
4524 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
4525 switch_text_section.
4526 * varasm.c (basic-block.h): Add new include.
4527 (unlikely_section_label_printed): Remove global variable.
4528 (unlikely_section_label): Make global variable not be static any more.
4529 (unlikely_text_section_name): Likewise.
4530 (hot_section_end_label): New global variable (not static)
4531 (first_function_block_is_cold): Likewise.
4532 (hot_section_label): Likewise.
4533 (cold_section_end_label): Likewise..
4534 (last_text_section): New global variable, not static.
4535 (last_text_section_name): New global variable, not static.
4536 (initialize_cold_section_name): New function.
4537 (enum in_section): Move declaration to output.h.
4538 (text_section): Update last_text_section.
4539 (unlikely_text_section): Replace code to determine cold section name
4540 with call to initialize_cold_section_name; Add code to update
4541 last_text_section; remove code for printing out label.
4542 (named_section_real): Add code to update last_text_section and
4543 last_text_section_name as appropriate.
4544 (function_section): Change test for 'unlikely' to depend on
4545 first_function_block_is_cold (moved old test to
4546 current_function_section).
4547 (current_function_section): New function.
4548 (assemble_start_function): Move code that frees
4549 unlikely_text_section_name; initialize hot_section_end_label;
4550 print hot and cold section labels at the start of the function;
4551 set first_function_block_is_cold, if appropriate; initialize l
4552 ast_text_section; add call to insert_section_boundary_note.
4553 (assemble_end_function): Add code to write out hot and cold section
4555 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
4556 switch_text_section.
4557 * config/darwin.c (machopic_select_section): Replace incorrect
4558 function in base_funs; update reloc for cold sections if necessary.
4559 * config/darwin.h (SECTION_FUNCTION): Add code to update
4560 last_text_section if appropriate.
4561 (text_unlikely_section): Remove.
4562 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
4563 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
4564 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
4565 partitioning for this architecture.
4567 2005-03-31 Olivier Hainque <hainque@adacore.com>
4569 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4570 defined and non-zero.
4572 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4575 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4578 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4581 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4582 label operand. Remove (use (unspec..)). Don't emit a label on
4584 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
4585 generate inline label for load_toc_v4_PIC_1b.
4586 (rs6000_emit_load_toc_table): Likewise.
4588 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4590 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4591 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4593 2005-03-29 Devang Patel <dpatel@apple.com>
4595 * tree-sra.c (decide_block_copy): Disable scalarization of
4598 2005-03-30 Stuart Hastings <stuart@apple.com>
4599 Dale Johannesen <dalej@apple.com>
4601 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4602 * print-tree.c (print_node): Add case STATEMENT_LIST.
4604 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4606 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
4607 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
4608 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
4609 is given with "powerpc64*" or "all", or when --with-cpu chooses
4612 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4615 * dwarf2out.c (add_high_low_attributes): New function, extracted from
4616 gen_lexical_block_die.
4617 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
4619 2005-03-31 Jan Hubicka <jh@suse.cz>
4621 2004-11-02 Jan Hubicka <jh@suse.cz>
4623 * cgraph.c (cgraph_varpool_node_name): New function.
4624 (dump_cgraph_varpool_node): New function.
4625 (dump_varpool): New function.
4626 * cgraphunit.c (cgraph_optimize): Dump varpool.
4628 2004-10-16 Jan Hubicka <jh@suse.cz>
4630 * cgraph.c (decide_is_variable_needed): New function.
4631 (cgraph_varpool_finalize_decl): Use it.
4632 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
4634 * final.c (output_addr_const): Do not call mark_referenced.
4635 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
4636 always go via cgraph.
4637 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
4638 (check_global_declarations): Ifdef out code clearing DECL_RTL.
4639 * tree-optimize.c (execute_inline): Mark functions called.
4640 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
4642 2004-10-11 Jan Hubicka <jh@suse.cz>
4644 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
4645 (cgraph_varpool_last_needed_node): New static variable.
4646 (enqueue_needed_varpool_node): Break out from ...; add items to the
4647 end of queue; update first pointers.
4648 (cgraph_varpool_mark_needed_node): ... here.
4649 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
4650 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
4651 * cgraph.h (cgraph_varpool_node): Add analyzed field.
4652 (cgraph_varpool_first_unanalyzed_node): Declare.
4653 * cgraphunit.c: Include output.h.
4654 (cgraph_varpool_analyze_pending_decls): New function.
4655 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
4656 for errors, analyze pending decls.
4657 (cgraph_finalize_compilation_unit): Only analyze decls.
4658 (cgraph_optimize): Assemble the decls after expanding.
4660 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
4662 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
4663 subvars get marked properly in tags for grouping.
4664 (add_pointed_to_var): Mark only actual pointed to
4665 variables/subvars in addresses needed.
4666 (create_overlap_variables_for): Clear call clobbered on original
4668 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
4669 addresable vars with subvars into list.
4670 * tree-ssa.c (verify_ssa_name): Verify original is not used where
4673 2005-03-30 Richard Henderson <rth@redhat.com>
4675 * cgraph.h (struct cgraph_node): Add alias.
4676 * varasm.c (assemble_alias): Set it.
4677 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
4678 avoid calling cgraph_expand_function.
4680 2005-03-30 Tom Tromey <tromey@redhat.com>
4682 * tree.def (FILE_TYPE): Removed.
4683 * typeclass.h (enum type_class): Removed file_type_class.
4684 * dwarf2out.c (is_base_type): Updated.
4685 (gen_type_die): Likewise.
4686 * dbxout.c (dbxout_type): Updated.
4687 * builtins.c (type_to_class): Updated.
4688 * tree.c (type_contains_placeholder_1): Updated.
4689 * config/sparc/sparc.c (sparc_type_code): Updated.
4690 * config/ia64/ia64.c (hfa_element_mode): Updated.
4691 * expr.c (count_type_elements): Updated.
4692 * stor-layout.c (layout_type): Updated.
4693 * tree-inline.c (remap_type): Updated.
4694 * tree-pretty-print.c (dump_generic_node): Updated.
4696 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
4698 * builtins.c (expand_builtin_powi): Fix mode of
4699 2nd argument to match int.
4700 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
4701 2nd argument type to int.
4702 * libgcc2.c: Change prototype of __powi* functions to use
4705 2005-03-30 Dale Johannesen <dalej@apple.com>
4708 * calls.c (expand_call): Flush pending deferrals before
4711 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4715 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
4716 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
4717 c_label_context, label_context_stack): New.
4718 * c-decl.c (define_label): Check for jumps into statement
4719 expressions. Add label to list of defined labels.
4720 (start_function): Push context on label_context_stack.
4721 (finish_function): Pop context from label_context_stack.
4722 * c-typeck.c (label_context_stack): New.
4723 (c_finish_goto_label): Check for jumps into statement
4724 expressions. Add label to list of jumped to labels.
4725 (struct c_switch): Add blocked_stmt_expr.
4726 (c_start_case): Initialize it.
4727 (do_case): Check it.
4728 (c_finish_case): Verify !blocked_stmt_expr.
4729 (c_begin_stmt_expr): Push context on label_context_stack.
4730 Increment blocked_stmt_expr. Mark labels jumped to from outside
4732 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
4733 defined in the statement expression and no longer jumpable to.
4734 Mark labels jumped to from just outside the statement expression
4735 as again definable. Pop context from label_context_stack.
4736 * doc/extend.texi (Statement Exprs): Update.
4738 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4741 * c-decl.c (start_function): Check for old_decl being
4744 2005-03-30 Ian Lance Taylor <ian@airs.com>
4746 * final.c (final): Remove prescan parameter. Change all callers.
4747 (final_scan_insn): Remove prescan parameter. Change all callers.
4749 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
4751 * tree-vectorizer.c: Fix comment typos.
4753 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
4755 * tree-scalar-evolution.c (instantiate_parameters_1): Return
4756 as soon as a chrec_dont_know is detected.
4758 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
4760 Merge from csl-arm-branch.
4761 2004-02-12 Mark Mitchell <mark@codesourcery.com>
4763 * tlink.c (recompile_files): Do not assume that "rename" can
4764 overwrite an existing file.
4766 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
4768 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
4769 * gcc/configure: Regenerate.
4771 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4773 * doc/install.texi: Update binutils requirement for powerpc*-linux.
4775 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
4777 * calls.c (struct arg_data): Update "partial" comment.
4778 (load_register_parameters): Update "nregs" comment.
4780 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4782 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
4783 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
4784 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
4785 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
4786 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
4787 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
4788 than target_flags & 0.
4789 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
4790 (iq2000_arch, iq2000_parse_cpu): Delete.
4791 (TARGET_HANDLE_OPTION): Override default.
4792 (iq2000_handle_option): New function.
4793 (override_options): Remove -march= and -mcpu= handling.
4794 * config/iq2000/iq2000.opt: New file.
4796 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4798 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
4799 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
4800 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
4801 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
4802 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
4803 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
4804 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
4805 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
4806 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
4807 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
4808 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
4809 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
4810 (c4x_rpts_cycles_string, c4x_cpu_version_string)
4811 (TARGET_OPTIONS): Delete.
4812 (c4x_rpts_cycles, c4x_cpu_version): Declare.
4813 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
4814 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
4815 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
4816 (c4x_cpu_version_string): Delete.
4817 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4818 (c4x_handle_option): New function. Map -m3x and -m4x options to the
4819 equivalent -mcpu= option.
4820 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
4821 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
4822 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
4823 or clearing the appropriate MASK_* bit.
4824 (c4x_file_start): Use c4x_cpu_version.
4825 * config/c4x/c4x.opt: New file.
4827 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4829 * doc/options.texi: Document the new MaskExists flag.
4830 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
4831 if the option has the MaskExists flag.
4833 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4835 * opt-functions.awk (flag_set_p, test_flag): New functions.
4836 (switch_flags): Use them.
4837 * opth-gen.awk: Use flag_set_p to check for flags.
4838 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
4840 2005-03-30 Ian Lance Taylor <ian@airs.com>
4842 * config.host (i[34567]86-*-mingw32*): Don't set
4843 host_can_use_collect2 to no.
4845 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4848 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
4849 Remove convert_memory_address call duplicating that in memory_address.
4851 2005-03-29 Richard Henderson <rth@redhat.com>
4854 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
4855 (build_compound_literal): Likewise. Propagate decl type into the
4857 (finish_decl): Likewise. Use new return value from complete_array_type
4858 for zero sized arrays.
4859 (complete_array_type): Move ...
4860 * c-common.c (complete_array_type): ... here. Change first argument
4861 to pointer-to-type-node. Consistently use sizetype for the index
4862 except for zero sized arrays. Detect zero sized arrays for pedantic
4863 mode diagnostics. Create a new type node instead of modifying the
4865 * c-tree.h (complete_array_type): Move decl ...
4866 * c-common.h (complete_array_type): ... here.
4868 2005-03-29 Richard Henderson <rth@redhat.com>
4871 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
4873 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
4875 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
4876 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
4877 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
4878 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
4880 2005-03-29 Eric Christopher <echristo@redhat.com>
4882 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
4883 truthvalue conversion removal.
4885 2005-03-29 Ian Lance Taylor <ian@airs.com>
4888 * collect2.c: Never include <vfork.h>.
4889 (VFORK_STRING, vfork): Don't define.
4890 (pid): Remove global variable.
4891 (handler): Call raise instead of kill (getpid(), ...).
4892 (collect_wait): Add pex parameter. Change all callers. Use
4893 pex_get_status rather than pwait.
4894 (do_wait): Add pex parameter. Change all callers.
4895 (collect_execute): Return struct pex_obj * rather than void. Use
4896 pex routines rather than pexecute.
4897 (fork_execute): Get pex_obj from collect_execute, and pass it to
4899 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
4900 Only declare quit_handler if SIGQUIT is defined.
4901 (scan_libraries): Likewise.
4902 * collect2.h (collect_execute): Update declaration.
4903 (collect_wait): Update declaration.
4904 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
4905 pass it to collect_wait.
4907 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
4910 * c-parser.c (c_parser_compound_statement_nostart): Give error
4911 message for EOF instead of just setting parser->error.
4913 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
4915 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
4916 (slpeel_update_phi_nodes_for_guard1): New function.
4917 (slpeel_update_phi_nodes_for_guard2): New function.
4918 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
4919 of slpeel_update_phi_nodes_for_guard.
4920 (vectorize_loops): Remove call to loop_closed_rewrite.
4921 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
4924 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
4926 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
4927 (TARGET_LITTLE_ENDIAN): New macro.
4928 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
4929 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
4930 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
4931 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
4932 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
4933 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
4934 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
4935 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
4936 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
4937 (TARGET_OPTIONS): Delete.
4938 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
4939 (CACHE_FLUSH_TRAP): Turn into an integer.
4940 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
4941 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
4942 -mflush-trap is in use.
4943 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
4944 (m32r_cache_flush_trap_string): Delete.
4945 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
4946 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
4947 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
4948 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4949 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
4950 -mmodel= and -msdata= handling from...
4951 (m32r_init): ...here.
4952 * config/m32r/m32r.opt: New file.
4954 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
4956 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
4957 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
4958 * tree-vect-analyze.c (vect_object_analysis): additional parm
4959 pass back a "struct ptr_info_def *" with the points-to info.
4960 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
4961 statement using info returned from vect_object_analysis.
4962 * tree-vect-transform.c (update_vuses_to_preheader): New function.
4963 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
4964 for virtual uses and defs when creating a replacement vector
4965 reference. Call duplicate_ssa_name_ptr_info to define points-to
4966 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
4967 (vectorizable_store): copy_virtual_operands and update
4968 definition statements.
4969 (vectorizable_load): copy_virtual_operands. Remove call to
4970 mark_call_clobbered_vars_to_rename for call to "const" builtin.
4971 * tree-vectorizer.c (vectorize_loops): Remove calls to
4972 rewrite_into_ssa and bitmap_clear (vars_to_rename).
4973 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
4974 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
4975 define macro STMT_VINFO_PTR_INFO for use in accessing.
4976 * tree.h add export of duplicate_ssa_name_ptr_info.
4977 * rs6000.c (altivec_init_builtins): Declare builtin function
4978 __builtin_altivec_mask_for_load to be "const".
4980 2005-03-29 Jakub Jelinek <jakub@redhat.com>
4983 * cgraph.h (struct cgraph_varpool_node): Add alias field.
4984 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
4985 assemble_variable on aliases.
4986 * varasm.c (assemble_alias): Set node->alias.
4987 * toplev.c (wrapup_global_declarations): Don't call
4988 rest_of_decl_compilation on aliases again.
4990 2005-03-29 Paul Brook <paul@codesourcery.com>
4992 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
4993 * config/arm/arm.c (arm_dbx_register_number): New function.
4994 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
4996 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
4999 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
5000 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
5002 2005-03-29 Dale Johannesen <dalej@apple.com>
5004 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
5005 $(TREE_H) and $(COVERAGE_H).
5006 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
5007 * opts.c (common_handle_option): Enable tree-based value transforms.
5008 * toplev.c (process_options): Ditto.
5009 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
5010 refers to references to this type.
5011 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
5012 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
5013 for may_be_more, may_be_less.
5014 (rtl_gen_pow2_profiler): Adjust.
5015 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
5016 (rtl_gen_one_value_profiler): Adjust.
5017 (rtl_gen_const_delta_profiler): Adjust.
5018 * tree-profile.c (tree_gen_interval_profiler): Implement.
5019 (tree_gen_pow2_profiler): Ditto.
5020 (tree_gen_one_value_profiler): Ditto.
5021 (tree_profiling): New.
5022 (pass_tree_profile): Reference it.
5023 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
5025 (insn_divmod_values_to_profile): Rename to
5026 rtl_divmod_values_to_profile. Adjust.
5027 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
5028 (insn_prefetch_values_to_profile): Adjust.
5029 (rtl_value_profile_transformations): Adjust.
5030 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
5031 (gen_mod_pow2): Rename to rtl_mod_pow2.
5032 (gen_mod_subtract): Rename to rtl_mod_subtract.
5033 (divmod_fixed_value_transform): Rename to
5034 rtl_divmod_fixed_value_transform.
5035 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
5036 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
5037 (rtl_find_values_to_profile): Adjust.
5038 (tree_value_profile_transformations): Implement.
5039 (tree_divmod_values_to_profile): New.
5040 (tree_values_to_profile): New.
5041 (tree_divmod_fixed_value): New.
5042 (tree_mod_pow2): New.
5043 (tree_mod_subtract): New.
5044 (tree_divmod_fixed_value_transform): New.
5045 (tree_mod_pow2_value_transform): New.
5046 (tree_mod_subtract_transform): New.
5047 (tree_find_values_to_profile): Implement.
5048 * profile.c (instrument_values): Free histograms.
5049 (compute_value_histograms): Adjust. Implement tree version.
5051 2005-03-29 Uros Bizjak <uros@kss-loka.si>
5053 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
5054 * config/i386/i386.c (output_fix_trunc): Add new round_mode
5055 variable. Output "fldcw" depending on round_mode.
5056 * config/i386/i386.md (UNSPEC_FIST): New.
5057 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
5058 New isns patterns to implement lrint and llrint built-ins as x87
5060 (fistdi2, fist<mode>2 splitters): New splitters.
5061 (lrint<mode>2): New expanders.
5063 2005-03-28 Ian Lance Taylor <ian@airs.com>
5065 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
5066 0 when calling final_scan_insn.
5068 2005-03-28 Jan Hubicka <jh@suse.cz>
5071 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
5074 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
5075 types where possible.
5077 2005-03-26 Per Bothner <per@bothner.com>
5079 Make -f[no-]show-column also control non-cpp diagnostics.
5080 * c.opt (fshow-column): Move option from here ...
5081 * common.opt (fshow-column): ... to here.
5082 * diagnostic.c (diagnostic_build_prefix): Only print column number
5083 if flag_show_column.
5085 2005-03-27 Steven Bosscher <stevenb@suse.de>
5087 * vax-protos.h (vax_output_int_move, vax_output_int_add,
5088 vax_output_conditional_branch): New prototypes.
5089 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
5090 extracted from vax.md mov and add patterns.
5091 (vax_output_conditional_branch): New function to output conditional
5092 branch instructions.
5093 * vax.md: Use mode macros for arithmetic and mov patterns.
5094 Use code macros for the jump patterns.
5096 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5098 * Makefile.in (libbackend.o): Depend on version files;
5099 add custom generation command.
5101 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5104 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
5105 sure that we have a REG before getting its REGNO.
5107 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5109 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
5110 * builtins.def (BUILT_IN_STRNDUP): New.
5112 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
5114 PR tree-optimization/20470
5115 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
5118 2005-03-25 Mike Stump <mrs@apple.com>
5120 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
5123 2005-03-25 Geoffrey Keating <geoffk@apple.com>
5125 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
5126 Use our own structure definitions.
5128 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
5129 (fix_truncdfsi2): Allow registers or memory as destination.
5130 When TARGET_PPC_GFXOPT, generate simplified pattern.
5131 (fix_truncdfsi2_internal): Use define_insn_and_split.
5132 (fix_truncdfsi2_internal_gfxopt): New.
5133 (fctiwz): Don't confuse register allocation by giving it no choices.
5135 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
5136 (EXTRA_MEMORY_CONSTRAINT): Likewise.
5137 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
5138 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
5140 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5142 * dominance.c (free_dominance_info): Speed up by freeing et
5143 data structures without maintaining other nodes.
5144 * et-forest.c (et_free_tree_force): New.
5145 * et-forest.h: Add a prototype for et_free_tree_force.
5147 * tree.c (get_set_constructor_bits,
5148 get_set_constructor_bytes): Remove.
5149 * tree.h: Remove the corresponding prototypes.
5151 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5154 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
5155 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
5156 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
5157 PRE_DEC, NEG and NOT.
5159 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5161 * fold-const.c: Convert uses of fold (build (...)) to
5164 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
5166 PR rtl-optimization/20249
5167 * cse.c (insert_regs): Do not record equivalence of registers in
5170 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
5172 * emit-rtl.c (reverse_comparison): Remove.
5173 * rtl.h: Remove the corresponding prototype.
5175 2005-03-24 James E Wilson <wilson@specifixinc.com>
5177 * doc/install.texi (--enable-altivec): Delete docs.
5179 2005-03-24 David Edelsohn <edelsohn@gnu.org>
5181 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
5182 SFmode and DFmode before reload when
5183 flag_unsafe_math_optimizations not enabled.
5185 2005-03-24 Geoffrey Keating <geoffk@apple.com>
5187 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
5189 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
5190 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
5192 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
5194 * configure.ac (enable-checking): Add 'runtime' option.
5195 * doc/install.texi (enable-checking): Document 'runtime' checking.
5196 * tsystem.h (gcc_assert, gcc_unreachable): Define.
5197 * config.in: Regenerated.
5198 * configure: Regenerated.
5200 2005-03-23 Uros Bizjak <uros@kss-loka.si>
5202 * optabs.h (enum optab_index): Remove OTI_llrint.
5203 (llrint_optab): Remove macro.
5204 * optabs.c (init_optabs): Remove llrint_optab initialization.
5205 * genopinit.c (optabs): Remove llrint_optab implementation.
5206 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
5209 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
5211 PR rtl-optimization/20532
5212 * simplify-rtx.c (simplify_binary_operation_1): Protect from
5213 overflow when adding coefficients for PLUS or MINUS.
5214 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
5217 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5219 * langhooks.h (truthvalue_conversion): Remove.
5220 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5221 LANG_HOOKS_TRUTHVALUE_CONVERSION.
5222 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
5223 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
5224 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
5226 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
5228 * params.def: Fix a typo.
5229 * config/mips/mips.c: Follow the spelling convensions.
5230 * doc/invoke.texi: Fix typos.
5232 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
5234 Fix PR tree-optimization/20601
5236 * tree-ssa-pre.c (insert_aux): Add missing condition to
5239 2005-03-23 Ian Lance Taylor <ian@airs.com>
5241 * final.c (final_scan_insn): Don't remove no-op instructions.
5242 * reload1.c (reload): Remove simple no-op instructions even when
5245 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
5247 PR tree-optimization/20501
5248 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
5249 reporting that peeling for alignment is applied moved to...
5250 * (vect_analyze_data_refs_alignment): Here.
5252 2005-03-23 Ian Lance Taylor <ian@airs.com>
5254 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
5256 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5258 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
5259 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
5261 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
5263 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
5264 imply that this is called once, independent of asms in code.
5265 Adjust to now being pased output and input lists. Mention helper
5266 function decl_overlaps_hard_reg_set_p.
5267 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
5268 hook_tree_tree_identity and to take three trees, returning third.
5269 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
5271 * stmt.c: include hard-reg-set.h before tree.h.
5272 (decl_overlaps_hard_reg_set_p): New function, broken out from...
5273 (decl_conflicts_with_clobbers_p): Call
5274 decl_overlaps_hard_reg_set_p.
5275 (expand_asm_operands): Pass output and input lists in call to
5276 targetm.md_asm_clobbers.
5277 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
5278 hook_tree_tree_tree_tree_3rd_identity.
5279 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
5281 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
5282 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
5283 parameters, first two unused.
5284 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
5285 parameters. Only add MOF to clobbers if there's no 'h' mentioned
5286 in constraint letters and MOF is not mentioned as a asm-declared
5287 register in neither of the input and output lists.
5289 2005-03-23 DJ Delorie <dj@redhat.com>
5291 * optabs.c (expand_binop): Make sure the first subword's result
5294 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5296 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
5297 Call c_common_truthvalue_conversion rather than
5298 lang_hooks.truthvalue_conversion.
5299 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
5300 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
5302 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
5303 c_common_truthvalue_conversion.
5304 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
5305 c_parser_conditional_expression, c_parser_binary_expression): Call
5306 c_objc_common_truthvalue_conversion.
5307 * c-typeck.c (build_unary_op): Call
5308 c_objc_common_truthvalue_conversion.
5309 (build_conditional_expr): Do not call
5310 lang_hooks.truthvalue_conversion.
5311 (build_binary_op): Call c_common_truthvalue_conversion.
5312 (c_objc_common_truthvalue_conversion): Moved from
5313 c-objc-common.c. Call default_function_array_conversion instead
5314 of default_conversion.
5316 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5318 * c-common.h (default_conversion): Remove.
5319 (perform_integral_promotions): Add.
5320 * c-tree.h (default_conversion): Add.
5321 * c-typeck.c (perform_integral_promotions): New, split out from
5323 * c-common.c (check_case_value): Use perform_integral_promotions,
5324 not default_conversion.
5325 (c_add_case_label): Don't continue processing case label after
5326 found to be pointer.
5328 2005-03-23 Mark Mitchell <mark@codesourcery.com>
5330 * gcc.c (do_spec_1): Do not add a -L path for a directory in
5331 the prefix list if we have already added a multilib directory
5333 (main): Do not add MD_EXEC_PREFIX to the list of directories to
5336 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5338 * reload1.c (indirect_symref_ok, reload_obstack): Make them
5340 * reload.h: Remove the prototype for indirect_symref_ok.
5342 * reload1.c (indirect_symref_ok): Make it global.
5343 * reload.h: Add a prototype for indirect_symref_ok.
5345 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5347 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
5350 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5352 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
5354 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
5356 * c-opts.c (c_common_parse_file): Only start/end main source file
5357 if debug hooks says the writer wants it.
5358 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
5360 (xcoff_debug_hooks): Ditto.
5361 * debug.c (do_nothing_hooks): Ditto.
5362 * debug.h (gcc_debug_hooks): Ditto.
5363 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
5364 * sdbout.c (sdb_debug_hooks): Ditto.
5365 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
5367 2005-03-22 Mark Mitchell <mark@codesourcery.com>
5369 * doc/extend.texi: Deprecate C++ min/max operators.
5371 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
5373 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
5374 artificial original candidates.
5376 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
5377 Jan Hubicka <jh@suse.cz>
5378 Steven Bosscher <stevenb@suse.de>
5380 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
5381 call cost based on argument sizes.
5382 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
5384 * params.def: (max-inline-inssn-single): Set to 450.
5385 (max-inline-insns-auto): Set to 90.
5386 (max-inline-insns-recursive): Set to 450
5387 (max-inline-insns-recursive-auto): Set to 450.
5388 (large-function-insns): Set to 2700.
5389 (inline-call-cost): New parameter.
5390 * tree-inline.c (estimate_move_cost): New function.
5391 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
5392 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
5394 * tree-inline.h (estimate_move_cost): Declare.
5395 * invoke.texi: (max-inline-inssn-single): Change default to 450.
5396 (max-inline-insns-auto): Change default to 90.
5397 (max-inline-insns-recursive): Change default to 450
5398 (max-inline-insns-recursive-auto): Change default to 450.
5399 (large-function-insns): Change default to 2700.
5400 (inline-call-cost): Document new parameter.
5402 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5404 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
5405 (TARGET_DEFAULT): Delete.
5406 * config/i860/i860.opt: New file.
5408 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5410 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
5411 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5412 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5413 (frv_sched_lookahead): Delete.
5414 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
5415 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
5416 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
5417 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
5418 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
5419 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
5420 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
5421 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
5422 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
5423 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
5424 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
5425 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
5426 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
5427 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
5428 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
5429 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
5430 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
5431 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
5432 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
5433 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
5434 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
5435 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
5436 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
5437 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5438 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5439 (frv_sched_lookahead): Delete.
5440 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
5441 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5442 (frv_handle_option): New function. Move -mcpu= handling from...
5443 (frv_override_options): ...here. Remove handling of other
5445 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
5446 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
5447 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
5448 and TARGET_NO_MULTI_CE.
5449 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
5450 !TARGET_VLIW_BRANCH.
5451 * config/frv/frv.opt: New file.
5453 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5455 * fold-const.c (fold_ternary): Take decomposed arguments of
5457 (fold): Update a call to fold_ternary.
5459 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
5460 * tree.h: Add corresponding prototypes.
5462 2005-03-22 Jakub Jelinek <jakub@redhat.com>
5465 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
5466 between jump table and its label.
5467 * final.c (shorten_branches): Handle notes in between ADDR_VEC
5468 resp. ADDR_DIFF_VEC and the label preceeding it.
5469 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
5470 is emitted in the right section.
5472 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5474 * fold-const.c (fold_unary, fold_binary): Update comments
5477 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
5479 PR rtl-optimization/20527
5480 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
5481 REG_INC note, test that the register also isn't mentioned in PRED
5484 2005-03-22 Ben Elliston <bje@au.ibm.com>
5486 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
5489 2005-03-21 Mike Stump <mrs@apple.com>
5491 * varasm.c (default_assemble_visibility): Remove extra ().
5493 2005-03-21 Roger Sayle <roger@eyesopen.com>
5496 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
5497 to determine whether a block can be duplicated, rather than test
5498 whether the block contains noncopyable insns ourselves.
5500 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5502 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5505 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5507 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5509 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5511 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
5512 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
5513 * config/fr30/fr30.opt: New file.
5515 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5517 Fix PR tree-optimization/20542
5519 * tree-flow-inline.h (overlap_subvar): Move to here.
5520 * tree-ssa-operands.c: From here.
5521 * tree-flow.h (overlap_subvar): Declare.
5522 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
5523 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
5524 for variables with subvars.
5526 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5529 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5530 * modulo-sched.c (const_iteration_count): Return on NULL
5532 (print_node_sched_params): Return on NULL dump_file.
5533 (generate_reg_moves): Handle reg-anti dependencies and disregard
5534 closing branch when generating register moves.
5535 (sms_schedule): Mark the SMSed block dirty.
5536 * passes.c (rest_of_handle_sms): Call update_life_info for all
5538 * testsuite/gcc.dg/20050321-1.c: New test.
5540 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5542 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5543 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5544 movqi_internal): Likewise.
5546 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5548 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
5549 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5550 xtensa_b4const): Delete prototypes.
5551 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
5552 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
5553 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
5554 xtensa_extra_constraint): New prototypes.
5555 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5556 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5557 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5558 move_operand, const_float_1_operand, fpmem_offset_operand,
5559 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
5560 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
5561 (xtensa_b4const_or_zero): ...this. Change return type to bool and
5562 argument type to HOST_WIDE_INT.
5563 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
5564 xtensa_mask_immediate): Likewise.
5565 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
5566 Likewise. Also make these functions static.
5567 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
5568 (xtensa_const_ok_for_letter_p): New.
5569 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5570 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5571 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5572 move_operand, const_float_1_operand, fpmem_offset_operand,
5573 branch_operator, ubranch_operator, boolean_operator): Move to
5575 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
5576 (xtensa_mem_offset): Change return type to bool.
5577 (xtensa_extra_constraint): New.
5578 (gen_int_relational): Update type of const_range_p function pointer.
5579 Use xtensa_b4const_or_zero.
5580 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
5581 xtensa_const_ok_for_letter_p. Update comments.
5582 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
5583 (PREDICATE_CODES): Delete.
5584 * config/xtensa/xtensa.md: Include predicates.md.
5585 * config/xtensa/predicates.md: New file.
5587 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5589 * config/v850/v850-protos.h: Remove the prototypes for
5590 reg_or_int9_operand, reg_or_const_operand,
5591 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
5592 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
5593 movsi_source_operand, power_of_two_operand,
5594 not_power_of_two_operand, special_symbolref_operand,
5595 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
5596 register_is_ok_for_epilogue.
5597 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
5598 reg_or_int9_operand, reg_or_const_operand,
5599 call_address_operand, special_symbolref_operand,
5600 movsi_source_operand, power_of_two_operand,
5601 not_power_of_two_operand, register_is_ok_for_epilogue,
5602 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
5603 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
5605 * config/v850/v850.h (PREDICATE_CODES): Remove.
5606 * config/v850/v850.md: Include predicates.md.
5607 * config/v850/predicates.md: New.
5609 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5611 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
5612 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5613 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
5614 (itoolsdir, itoolsdatadir): Move definition above new first use.
5615 (install-itoolsdirs): New rule.
5616 (install-mkheaders): Depend on install-itoolsdirs, not
5617 install-include-dir.
5619 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5621 * tree-into-ssa.c: Remove obsolete comments.
5623 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5625 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
5626 unrolling if -fpeel-loops is specified, too.
5627 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5628 Remove superfluous check for flag_unroll_loops.
5630 2005-03-21 Uros Bizjak <uros@kss-loka.si>
5632 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
5633 (lrint_optab, llrint_optab): Define corresponding macros.
5634 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
5635 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
5636 pattern and llrint_optab using llrintdi2 patterns.
5637 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
5638 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
5639 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
5640 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
5641 flag_unsafe_math_optimizations is set.
5643 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5645 * combine.c (combine_simplify_rtx, simplify_if_then_else,
5646 simplify_logical, if_then_else_cond, known_cond,
5647 simplify_comparison): Adjust calls to reverse_comparison.
5648 Don't use combine_reversed_comparison_code).
5649 (combine_reversed_comparison_code): Remove.
5650 (reversed_comparison): Using reversed_comparison_code, move it...
5651 * jump.c (reversed_comparison): ... here.
5652 * rtl.h (reversed_comparison): Add prototype.
5654 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5656 * builtins.c (fold_builtin): Take decomposed arguments of
5658 * fold-const.c (fold_ternary): Update a call to fold_builtin.
5659 * gimplify.c (gimplify_call_expr): Likewise.
5660 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
5661 * tree.h: Update the prototype of fold_builtin.
5663 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5665 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
5666 * rtlhooks.c (gen_lowpart_no_emit_general): New.
5667 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
5668 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
5669 * simplify-rtx.c (simplify_binary_operation_1): Use it.
5671 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5673 * builtins.c (fold_builtin_1): Take decomposed arguments of
5675 (fold_builtin): Update a call to fold_builtin_1.
5677 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
5680 * gcov.c (output_lines): Only output function block summary when
5681 outputting branch information.
5682 * doc/gcov.texi: Document format of preamble and additional block
5685 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5687 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
5688 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
5689 the defaults false if BITS_PER_UNIT != 8.
5690 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
5691 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
5692 than BITS_PER_UNIT != 8.
5693 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
5694 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
5695 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
5697 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
5698 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
5700 2005-03-20 Roger Sayle <roger@eyesopen.com>
5703 * fold-const.c (fold_binary): Fix type mismatch between
5704 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
5705 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
5706 for non-truth-valued expressions.
5708 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
5709 and FUNCTION_DECL in the main switch.
5710 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5711 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
5712 we also need to convert their operands to match.
5713 <TRUTH_NOT_EXPR>: Likewise.
5715 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
5717 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
5718 diagnostic without checking whether an lvalue.
5719 * c-common.h (lvalue_p): Remove.
5720 (enum lvalue_use): Update comment.
5721 (lvalue_or_else): Replace by lvalue_error.
5722 * c-typeck.c (lvalue_p): Make static.
5723 (lvalue_or_else): New. Call lvalue_error.
5725 2005-03-21 Alan Modra <amodra@bigpond.net.au>
5727 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
5728 (function_arg_advance): Use rs6000_parm_start.
5729 (function_arg, rs6000_arg_partial_bytes): Likewise.
5731 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5733 * c-common.c (check_case_value): Adjust comment about stripping
5735 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
5736 * c-typeck.c (default_conversion, convert_arguments,
5737 build_modify_expr, convert_for_assignment, store_init_value,
5738 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
5739 manually. Remove inaccurate comments.
5741 2005-03-20 Roger Sayle <roger@eyesopen.com>
5742 Joseph S. Myers <joseph@codesourcery.com>
5744 * varasm.c (do_assemble_alias): Restore comment describing function.
5745 Annotate the target parameter as potentially unused.
5747 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
5750 * config/avr/avr.c (avr_output_function_prologue): Do not use
5751 current_function_name() in a label, use a local label instead.
5753 2005-03-20 David Edelsohn <edelsohn@gnu.org>
5755 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
5756 flag_finite_math_only, not flag_unsafe_math_optimizations.
5758 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5760 * builtins.c (fold_builtin_1): Update a call to
5761 targetm.fold_builtin.
5762 * hooks.c (hook_tree_tree_bool_null): Rename to
5763 hook_tree_tree_tree_bool_null. Take one more argument of type
5765 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
5766 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
5767 hook_tree_tree_tree_bool_null.
5768 * target.h (gcc_target): Update the prototype of fold_builtin.
5769 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
5770 arguments of CALL_EXPR.
5771 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
5774 2005-03-20 Jan Hubicka <jh@suse.cz>
5776 * cgraph.h (cgraph_node): Add prev_clone pointer.
5777 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
5778 (cgraph_clone_node): Produce doubly linked chain.
5780 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5782 * c-common.c (handle_aligned_attribute, check_function_sentinel,
5783 get_nonnull_operand, handle_sentinel_attribute,
5784 check_function_arguments_recurse): Do not strip NOPS from
5786 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
5788 * c-format.c (get_constant): Likewise.
5789 * c-parser.c (c_parser_postfix_expression): Likewise.
5790 * c-typeck.c (set_init_index): Likewise.
5791 (convert_arguments): Don't check for NOP_EXPR containing integer
5794 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5796 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
5797 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
5798 Take decomposed arguments of CALL_EXPR.
5799 (fold_builtin_1): Update calls to the functions mentioned
5802 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5804 * c-decl.c (check_bitfield_type_and_width): Require bit-field
5805 width to have integer type.
5806 (build_enumerator): Require enumerator value to have integer type.
5808 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5810 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
5813 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5815 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
5816 std=iso9899:199x): Correct descriptions.
5818 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5820 * config.gcc: Consistently use solaris2.1[0-9]* instead of
5823 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
5825 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
5827 (expand_builtin_memcpy, fold_builtin_1): Update calls to
5828 fold_builtin_memcpy.
5830 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
5831 arguments of CALL_EXPR.
5832 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
5833 fold_builtin_found, fold_builtin_1): Update calls to
5834 fold_trunc_transparent_mathfn.
5836 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5839 * fold-const.c (fold_widened_comparison): Don't optimize casts of
5840 function pointers on targets that require function pointer
5842 (fold_sign_changed_comparison): Likewise.
5844 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
5846 * combine.c (try_combine): When changing the mode of a hard reg, make
5847 sure that doing so is valid.
5849 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
5851 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
5852 (TARGET_HANDLE_OPTION): Override default.
5853 (avr_handle_option): New function.
5854 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
5855 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
5856 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
5857 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
5858 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
5859 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
5860 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
5861 (TARGET_OPTIONS): Delete.
5862 * config/avr/avr.opt: New file.
5864 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5866 * config/m32r/m32r-protos.h: Remove the prototypes for
5867 call_address_operand, symbolic_operand, seth_add3_operand,
5868 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5869 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5870 two_insn_const_operand, move_src_operand,
5871 move_double_src_operand, move_dest_operand,
5872 eqne_comparison_operator, signed_comparison_operator,
5873 large_insn_p, conditional_move_operand, carry_compare_operand,
5874 m32r_block_immediate_operand, extend_operand,
5875 reg_or_eq_int16_operand, int8_operand, and
5876 reg_or_zero_operand.
5877 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5878 seth_add3_operand, int8_operand, cmp_int16_operand,
5879 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5880 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5881 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5882 move_double_src_operand, move_dest_operand,
5883 eqne_comparison_operator, signed_comparison_operator,
5884 extend_operand, small_insn_p, large_insn_p,
5885 conditional_move_operand, carry_compare_operand,
5886 m32r_block_immediate_operand): Move to predicates.md.
5887 (MAX_MOVE_BYTES): Move to m32r.h.
5888 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5889 * config/m32r/m32r.md: Include predicates.md.
5890 * config/m32r/predicates.md: New.
5892 2005-03-18 James E Wilson <wilson@specifixinc.com>
5895 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
5898 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5900 * config/mn10300/mn10300-protos.h: Remove the prototypes for
5901 call_address_operand, const_8bit_operand.
5902 * config/mn10300/mn10300.c (call_address_operand,
5903 const_8bit_operand, const_1f_operand): Move to predicates.md.
5904 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
5905 * config/mn10300/mn10300.md: Include predicates.md.
5906 * config/mn10300/predicates.md: New.
5908 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
5910 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
5911 declarations in diagnostics and %E for identifiers, not %s.
5913 2005-03-18 Jan Hubicka <jh@suse.cz>
5914 Dale Johannesen <dalej@apple.com>
5916 * basic-block.h (scale_bbs_frequencies_int,
5917 scale_bbs_frequencies_gcov_type): Declare.
5918 * cfg.c (RDIV): New macro.
5919 (update_bb_frequency_for_threading): Fix.
5920 * basic-block.h (scale_bbs_frequencies_int,
5921 scale_bbs_frequencies_gcov_type): New.
5922 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
5923 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
5924 scale_bbs_frequencies_int.
5925 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
5927 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5929 * config/m32r/m32r-protos.h: Remove the prototypes for
5930 call_address_operand, symbolic_operand, seth_add3_operand,
5931 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5932 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5933 two_insn_const_operand, move_src_operand,
5934 move_double_src_operand, move_dest_operand,
5935 eqne_comparison_operator, signed_comparison_operator,
5936 large_insn_p, conditional_move_operand, carry_compare_operand,
5937 m32r_block_immediate_operand, extend_operand,
5938 reg_or_eq_int16_operand, int8_operand, and
5939 reg_or_zero_operand.
5940 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5941 seth_add3_operand, int8_operand, cmp_int16_operand,
5942 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5943 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5944 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5945 move_double_src_operand, move_dest_operand,
5946 eqne_comparison_operator, signed_comparison_operator,
5947 extend_operand, small_insn_p, large_insn_p,
5948 conditional_move_operand, carry_compare_operand,
5949 m32r_block_immediate_operand): Move to predicates.md.
5950 (MAX_MOVE_BYTES): Move to m32r.h.
5951 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5952 * config/m32r/m32r.md: Include predicates.md.
5953 * config/m32r/predicates.md: New.
5955 * config/pa/pa-protos.h: Add prototypes for magic_milli and
5957 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
5958 symbolic_operand, symbolic_memory_operand,
5959 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
5960 indexed_memory_operand, move_dest_operand, move_src_operand,
5961 prefetch_cc_operand, prefetch_nocc_operand,
5962 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
5963 arith_operand, arith11_operand, pre_cint_operand,
5964 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
5965 ireg_operand, int5_operand, uint5_operand, int11_operand,
5966 uint32_operand, arith5_operand, and_operand, ior_operand,
5967 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
5968 pc_or_label_operand, div_operand, plus_xor_ior_operator,
5969 shadd_operand, movb_comparison_operator,
5970 cmpib_comparison_operator): Move to predicates.md.
5971 (magic_milli, shadd_constant_p): Make it extern.
5972 * config/pa/pa.h (PREDICATE_CODES): Remove.
5973 * config/pa/pa.md: Include predicates.md.
5974 * config/pa/predicates.md: New.
5976 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
5979 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5981 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
5982 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
5983 config/alpha/freebsd.h, config/alpha/linux.h,
5984 config/alpha/netbsd.h, config/alpha/osf5.h,
5985 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
5986 config/h8300/h8300-protos.h, config/h8300/h8300.c,
5987 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
5988 doc/cppopts.texi: Update copyright.
5990 2005-03-18 Jan Hubicka <jh@suse.cz>
5993 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
5995 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
5998 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6000 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
6003 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
6005 * combine.c (gen_binary): Remove.
6006 (known_cond, simplify_shift_const, find_split_point,
6007 combine_simplify_rtx, simplify_if_then_else, simplify_set,
6008 simplify_logical, expand_field_assignment, extract_left_shift,
6009 force_to_mode, if_then_else_cond, apply_distributive_law,
6010 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
6011 simplify_comparison, reversed_comparison): Replace with
6012 simplify_gen_binary, simplify_gen_relational or
6013 distribute_and_simplify_rtx.
6014 (distribute_and_simplify_rtx): New function.
6016 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
6017 Paolo Bonzini <gcc.gnu.org>
6019 * calls.c (setjmp_call_p, special_function_p): Update comments
6020 at the head of the functions.
6022 2005-03-18 Jan Hubicka <jh@suse.cz>
6024 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
6026 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
6027 function body should be released; do not proactively release function
6028 bodies in non-unit-at-a-time mode.
6030 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
6032 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
6033 mno-fp-ret-in-387 multilib variants.
6035 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
6037 * common.opt (m): Remove.
6038 * opts.c (handle_option): Pass 'm' options to set_target_switch if
6040 (common_handle_option): Remove OPT_m case.
6042 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6044 * builtins.c (fold_builtin_bitop): Take decomposed arguments
6046 (fold_builtin_1): Update a call to fold_builtin_bitop.
6048 * builtins.c (fold_builtin_signbit): Take decomposed arguments
6050 (fold_builtin_1): Update a call to fold_builtin_signbit.
6052 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
6054 PR tree-optimization/20474
6055 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
6056 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
6058 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6060 * config/h8300/h8300-protos.h: Remove prototypes for
6061 general_operand_src, general_operand_dst, single_one_operand,
6062 single_zero_operand, call_insn_operand,
6063 two_insn_adds_subs_operand, small_call_insn_operand,
6064 jump_address_operand, bit_operand, bit_memory_operand,
6065 stack_pointer_operand, const_int_gt_2_operand,
6066 const_int_ge_8_operand, const_int_qi_operand,
6067 const_int_hi_operand, incdec_operand, bit_operator,
6068 nshift_operator, eqne_operator, gtle_operator,
6069 gtuleu_operator, iorxor_operator.
6070 Add prototypes for h8sx_shift_type h8sx_classify_shift and
6071 h8300_ldm_stm_parallel.
6072 * config/h8300/h8300.c (h8sx_shift_type,): Move to
6074 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
6075 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
6076 (h8300_ldm_stm_parallel): Make it extern.
6077 (h8300_ldm_parallel, h8300_stm_parallel,
6078 h8300_return_parallel, general_operand_src,
6079 general_operand_dst, h8300_dst_operand, h8300_src_operand,
6080 nibble_operand, reg_or_nibble_operand, single_one_operand,
6081 single_zero_operand, call_insn_operand,
6082 two_insn_adds_subs_operand, small_call_insn_operand,
6083 jump_address_operand, bit_operand, bit_memory_operand,
6084 stack_pointer_operand, const_int_gt_2_operand,
6085 const_int_ge_8_operand, const_int_qi_operand,
6086 const_int_hi_operand, incdec_operand, eqne_operator,
6087 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
6088 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
6089 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
6090 nshift_operator): Move to predicates.md.
6091 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
6092 * config/h8300/h8300.md: Include predicates.md.
6093 * config/h8300/predicates.md: New.
6095 2005-03-17 Richard Henderson <rth@redhat.com>
6097 * config.gcc (ia64*-*-hpux*): Add extra_options.
6098 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
6099 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6100 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
6101 (ia64_tls_size_string, ia64_tune_string): Remove.
6102 (ia64_tune): Init to PROCESSOR_ITANIUM2.
6103 (TARGET_DEFAULT_TARGET_FLAGS): New.
6104 (TARGET_HANDLE_OPTION): New.
6105 (ia64_override_options): Move options parsing ...
6106 (ia64_handle_option): ... here. New.
6107 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
6108 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
6109 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
6110 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
6111 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
6112 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
6113 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
6114 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
6115 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
6116 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
6117 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
6118 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
6119 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
6120 TARGET_EARLY_STOP_BITS): Remove.
6121 (TARGET_ILP32): Default false.
6122 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
6123 (enum ia64_inline_type): New.
6124 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6125 * config/ia64/ia64.md: Update for new definitions of
6126 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
6127 * config/ia64/ia64.opt: New file.
6128 * config/ia64/ilp32.opt: New file.
6130 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
6133 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
6135 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6137 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
6138 instead of MASK_H8300S.
6139 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
6140 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
6141 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
6142 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
6143 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
6144 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
6145 TARGET_SWITCHES): Remove.
6146 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
6148 * config/h8300/h8300.opt: New.
6150 * config/alpha/alpha.opt, config/arc/arc.opt,
6151 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
6154 2005-03-17 Ian Lance Taylor <ian@airs.com>
6158 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
6160 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
6161 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
6162 (TARGET_HANDLE_OPTION): Override default.
6163 (arc_handle_option): New function.
6164 (arc_init): Remove code to set arch_cpu_string.
6165 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
6166 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
6167 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
6168 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
6169 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
6170 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
6171 (arc_rodata_string, TARGET_OPTIONS): Delete.
6172 * config/arc/arc.opt: New file.
6174 2005-03-17 Richard Henderson <rth@redhat.com>
6176 * doc/extend.texi (Weak Pragmas): New section.
6177 (attribute alias): Clarify that target must be in the same
6180 2005-03-17 Richard Henderson <rth@redhat.com>
6182 * config/alpha/alpha.opt: New file.
6183 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
6185 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
6186 alpha_fprm_string, alpha_fptm_string): Make static.
6187 (alpha_tls_size_string): Remove.
6188 (alpha_handle_option): New.
6189 (override_options): Update for alpha_cpu/alpha_tune split.
6190 (alpha_file_start): Likewise.
6191 (TARGET_DEFAULT_TARGET_FLAGS): New.
6192 (TARGET_HANDLE_OPTION): New.
6193 * config/alpha/alpha.h (alpha_tune): Declare.
6194 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
6195 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
6196 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
6197 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
6198 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
6199 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
6200 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
6201 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
6202 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
6203 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
6204 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
6205 (TARGET_DEFAULT): Remove MASK_FP.
6206 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
6207 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
6208 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
6209 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
6210 alpha_tls_size_string): Remove.
6211 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
6212 (attribute tune): Rename from attribute cpu.
6213 * config/alpha/ev4.md: Update to match.
6214 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
6215 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
6216 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
6217 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
6218 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
6219 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
6221 2005-03-16 James E. Wilson <wilson@specifixinc.com>
6223 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
6224 and return without creating new state if before_nops_num is nonzero.
6225 * config/ia64/ia64.md (first_insn): New attribute.
6226 (alloc): Set it to yes.
6228 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6230 * tree-vectorizer.c (new_vec_stmt_info): Initialize
6231 STMT_VINFO_SUBVARS to NULL.
6232 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6234 2005-03-16 Dale Johannesen <dalej@apple.com>
6236 * rtlanal.c (find_first_parameter_load): Rewrite to
6237 return actual first param load or the call if none,
6238 instead of first in block, when not all loads exist.
6240 2005-03-16 Roger Sayle <roger@eyesopen.com>
6242 * optabs.c (expand_copysign_absneg): Make static.
6243 * optabs.h (expand_copysign_absneg): Delete prototype.
6244 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
6246 2005-03-16 Richard Henderson <rth@redhat.com>
6249 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
6250 (alias_pairs): Rename from output_defs.
6251 (find_decl_and_mark_needed): Split out from assemble_alias.
6252 (do_assemble_alias): New.
6253 (assemble_output_def): Remove.
6254 (finish_aliases_1, finish_aliases_2): New.
6255 (process_pending_assemble_output_defs): Remove.
6256 (assemble_alias): Defer aliases for which we don't yet have a
6257 non-external decl for the target symbol.
6258 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
6259 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
6260 * toplev.c (compile_file): Use finish_aliases_2 instead of
6261 process_pending_assemble_output_defs.
6262 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
6263 (process_pending_assemble_output_defs): Remove.
6265 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6267 Fix PR tree-optimization/20489
6269 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
6270 for empty structures.
6272 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6274 Fix PR tree-optimization/20490
6276 * tree-ssa-pre.c (create_expression_by_pieces): Use
6277 force_gimple_operand on result of fold.
6279 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
6281 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
6282 of closing parenthesis.
6284 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
6286 * builtins.c (expand_movstr): Update a call to
6287 fold_builtin_strcpy.
6288 (expand_builtin_strncpy): Update a call to
6289 fold_builtin_strncpy.
6290 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
6291 arguments of CALL_EXPR.
6292 (fold_builtin_1): Update calls to fold_builtin_strcpy and
6293 fold_builtin_strncpy.
6294 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6295 * tree.h: Update the prototypes of fold_builtin_strcpy and
6296 fold_builtin_strncpy.
6298 2005-03-16 Steven Bosscher <stevenb@suse.de>
6299 Dorit Naishlos <dorit@il.ibm.com>
6301 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
6302 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
6305 2005-03-16 Steven Bosscher <stevenb@suse.de>
6307 * tree-inline.c (walk_type_fields, walk_tree,
6308 walk_tree_without_duplicates): Move from here...
6309 * tree.c: ...to here.
6311 2005-03-15 Zack Weinberg <zack@codesourcery.com>
6313 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
6314 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
6315 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6316 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
6317 (version): Define using $(BASEVER_c).
6318 (Makefile, config.status, build/gcov-iov.o): No longer depends on
6320 (version.o): Depend on version files; add custom generation command.
6321 (prefix.o): Define BASEVER on command line.
6322 (s-iov): Depend on version files; adjust command.
6323 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
6325 (gcc-vers.texi): New rule.
6326 (doc/%.info, doc/%.dvi): Add -I . to command line.
6327 (doc/gccinstall.dvi): Likewise.
6328 (PACKAGE): Delete. All uses replaced with "gcc".
6329 * aclocal.m4: Do not include gcc-version.m4.
6330 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
6331 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
6332 Set is_release based on contents of DEV-PHASE.
6333 Set gcc_version based on contents of BASE-VER.
6334 Define WIN32_REGISTRY_KEY only if the user overrode the default.
6335 * config.in, configure: Regenerate.
6336 * gccbug.in: Determine version of GCC in use at runtime.
6337 * gcov-iov.c: Get version number and development phase from
6338 command line, not by including version.c.
6339 * intl.c: Replace all uses of PACKAGE with "gcc".
6340 * libada-mk.in: Delete unused "gcc_version" variable.
6341 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
6342 * version.c: (VERSUFFIX): New hook for redistributors; adjust
6343 commentary to match.
6344 (version_string): Put together from pieces.
6345 * config/alpha/x-vms: Do not use $(gcc_version).
6346 * config/i386/t-nwld: Likewise.
6347 * doc/include/gcc-common.texi: Include gcc-vers.texi for
6348 version-GCC and DEVELOPMENT.
6350 2005-03-15 Roger Sayle <roger@eyesopen.com>
6352 PR tree-optimization/17454
6353 * tree.c (tree_size): Add case for TREE_BINFO.
6354 * fold-const.c (fold_checksum_tree): Only clear the overloaded
6355 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
6357 2005-03-15 Roger Sayle <roger@eyesopen.com>
6359 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
6360 op1 whilst expanding the signed widenening multiply variant.
6362 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
6364 * toplev.c (display_target_options): Avoid unused variable warning if
6365 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
6366 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
6367 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
6368 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
6369 (mips_isa_info): New variable.
6370 (mips_parse_cpu): Remove the first argument and leave the caller
6372 (TARGET_HANDLE_OPTION): Override default.
6373 (mips_handle_option): New function. Move option validation code from...
6374 (override_options): ...here. Update calls to mips_parse_cpu.
6375 * config/mips/mips.h (mips_arch_string, mips_tune_string)
6376 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
6377 (SUBTARGET_TARGET_OPTIONS): Delete.
6378 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
6379 (mno-flush-func, mtune=): New options.
6381 2005-03-15 Roger Sayle <roger@eyesopen.com>
6382 Richard Henderson <rth@redhat.com>
6384 * real.c (c4x_single_format, c4x_extended_format): Provide values
6385 for signbit_ro for c4x's single and extended floating point formats.
6386 * optabs.c (expand_copysign): Use the floating point format's
6387 signbit_ro for expanding via expand_copysign_absneg, and it's
6388 signbit_rw field for expanding via expand_copysign_bit.
6390 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
6392 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
6393 known_alignment_for_access_p.
6394 (known_alignment_for_access_p): New.
6395 (do_peeling_for_alignment): Field made int instead of bool and renamed
6396 to peeling_for_alignment.
6397 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
6398 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
6399 functionality used to be in vect_analyze_operations.
6400 (vect_analyze_operations): Code to determine vectorization factor was
6401 moved to vect_determine_vectorization_factor.
6402 (vect_enhance_data_refs_alignment): Update to correct alignment when it
6403 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
6405 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
6406 be part of vect_analyze_operations).
6407 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
6408 creating the guard condition, as the number of iterations may be
6410 (slpeel_tree_peel_loop_to_edge): Use new name of
6411 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
6412 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
6413 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
6414 (vect_do_peeling_for_alignment): Use fold.
6415 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
6417 (vect_update_inits_of_dr): Renamed to
6418 vect_update_init_of_dr.
6419 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
6420 (vectorizable_store): Fix assertion to use == instead of =.
6422 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
6424 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
6425 call_used_regs for wCG registers.
6427 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6429 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6430 for non-offsettable memory references to cope with outstanding reload
6431 replacements, take 2.
6433 2005-03-15 Uros Bizjak <uros@kss-loka.si>
6436 * config/i386/i386.h (x86_fisttp): New.
6437 (TARGET_FISTTP): New macro.
6438 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
6439 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
6440 instruction when fisttp flag is set.
6441 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
6443 * config/i386/i386.md (type attribute): Add fisttp.
6444 (unit attribute): Set to i387 for fisttp type.
6445 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
6446 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
6448 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
6449 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
6451 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
6452 patterns for TARGET_FISTTP. Enable patterns for
6453 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
6454 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
6455 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
6456 implement fisttp x87 insn.
6457 (fix_trunc*_i387_fisttp splitters): New patterns.
6458 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
6459 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
6460 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
6462 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
6463 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
6464 Implement using mode macros. Disable patterns for TARGET_FISTTP.
6465 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
6466 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
6467 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
6468 Disable patterns for TARGET_FISTTP.
6469 (fix_trunc*_i387 splitters): Implement usign mode macros.
6470 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
6471 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
6472 (fix_trunx*_sse peephole2s): Implement using mode macros.
6474 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
6476 PR rtl-optimization/20291
6477 * combine.c (try_combine): If splitting fails, re-try with
6478 original combined pattern, i.e. before clobber stripping.
6480 2005-03-14 Eric Christopher <echristo@redhat.com>
6482 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
6483 STACK_GROWS_DOWNWARD.
6485 2005-03-14 Roger Sayle <roger@eyesopen.com>
6487 * real.h (struct real_format): Split the signbit field into two
6488 two fields, signbit_ro and signbit_rw.
6489 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
6490 mips_double_format, ieee_extended_motorola_format,
6491 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
6492 ieee_extended_intel_128_format, ibm_extended_format,
6493 mips_extended_format, ieee_quad_format, mips_quad_format,
6494 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
6495 i370_double_format, c4x_single_format, c4x_extended_format,
6496 real_internal_format): Update initializers for new field.
6497 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
6498 real_format structure.
6499 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
6500 field of the real_format structure.
6502 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6504 Fix PR tree-optimization/20458
6506 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
6507 DECL_EXTERNAL on STRUCT_FIELD tags.
6508 (clear_call_clobbered): Ditto.
6509 * tree-ssa-operands.c (note_addressable): Make sure the original
6510 variable doesn't slip into the addressable list if we have
6512 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6515 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6517 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
6518 (-fwide-exec-charset): Likewise.
6519 (-finput-charset): Likewise.
6520 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
6521 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
6522 * c.opt (Wnormalized): New.
6524 2005-03-14 Devang Patel <dpatel@apple.com>
6526 * doc/invoke.texi: Add reference to Visibility document.
6528 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6530 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
6531 MASK_SPLIT_ADDRESSES.
6532 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6533 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
6534 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
6535 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
6536 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
6537 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
6538 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
6539 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
6540 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
6541 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
6542 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
6543 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
6544 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
6545 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
6546 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
6547 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
6548 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
6549 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
6550 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
6551 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
6552 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
6553 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
6554 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
6555 (TARGET_EXPLICIT_RELOCS): Delete.
6556 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
6557 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
6558 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6559 (override_options): Set MASK_LONG64 if -mint64 is given and no
6560 -mlongXX option is. Complain about -mint64 -mlong32.
6561 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
6562 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
6563 * config/mips/mips.opt: New file.
6565 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6567 * config.gcc (extra_options): New variable for listing option files.
6568 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
6569 * configure.ac (extra_opt_files): New AC_SUBST variable.
6570 (tm_file_list, tm_include_list): Include options.h first.
6571 * configure: Regenerate.
6572 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
6573 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
6574 (s-options-h): New rule.
6575 (options.h): Depend on it.
6576 (TEXI_GCCINT_FILES): Add options.texi.
6577 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
6578 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
6579 * target.h (gcc_target): Add default_target_flags and handle_option.
6580 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
6581 (TARGET_HANDLE_OPTION): New macros.
6582 (TARGET_INITIALIZER): Include them.
6583 * opt-functions.awk (opt_args, nth_arg): New functions.
6584 (switch_flags): Handle the "Target" flag.
6586 (var_name): Use opt_args and nth_arg.
6587 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
6588 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
6589 macros for the "Mask" and "InverseMask" options.
6590 * opts.h (cl_var_cond): New enum.
6591 (cl_option): Replace the "has_set_value" and "set_value" fields with
6592 "var_cond" and "var_value".
6593 (CL_TARGET): New macro.
6594 (option_enabled, print_filtered_help): Declare.
6595 (decode_options): Move definition.
6596 * opts.c (handle_option): Search for the original option before
6597 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
6598 var_cond and var_value fields. Use targetm.handle_option to handle
6600 (decode_options): Set target_flags to targetm.default_target_flags.
6601 (print_filtered_help): Make global. Handle CL_TARGET.
6602 (option_enabled): New function.
6603 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
6604 (display_target_options, set_target_switch, print_switch_values)
6605 (default_pch_valid_p): Guard uses of target_switches with
6606 #ifdef TARGET_SWITCHES. Also...
6607 (display_target_options): Display the CL_TARGET entries in cl_options.
6608 (set_target_option): Don't complain about the "" option when
6609 TARGET_SWITCHES is undefined.
6610 (print_switch_values): Use option_enabled.
6611 (default_pch_valid_p): Check cl_options[] when looking for something
6612 that has changed the value of target_flags.
6613 * c.opt: Remove documentation from top of file.
6614 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
6615 * doc/sourecebuild.texi: Refer to the new options documentation
6616 instead of c.opt. Document machine-specific .opt files.
6617 * doc/tm.texi (target_flags): Say that this variable is declared
6619 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6620 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6622 * doc/options.texi: New file.
6624 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6627 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
6630 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6633 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
6634 temporary variable of pointer type if an lvalues is required.
6635 (gimplify_modify_expr_rhs): Request an rvalue from it.
6636 (gimplify_expr): Pass fallback on.
6638 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6640 * cfgbuild.c: Update comments.
6642 2005-03-14 Roger Sayle <roger@eyesopen.com>
6644 PR rtl-optimization/17236
6645 * optabs.c (expand_doubleword_mult): New helper function split out
6646 from expand_binop. Permute the order in which instructions are
6647 emitted to minimize the number of simultaneously live registers.
6648 (expand_binop): Call expand_doubleword_mult to synthesize a double
6649 word multiplication.
6651 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6653 * basic-block.h: Update the prototypes of cached_make_edge and
6655 * cfg.c (cached_make_edge): Take edge_cache representing one
6656 row of the adjacency matrix of edges.
6657 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
6658 (make_edges): Initialize edge_cache to represent one row of
6659 the adjacency matrix of edges.
6661 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6663 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
6665 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
6666 Remove unused removed_phis variable.
6667 (conditional_replacement): Use build1/build2.
6668 (abs_replacement): Use last_and_only_stmt and build1/build2.
6670 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6672 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
6673 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
6674 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
6675 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
6676 * c-common.c (handle_novops_attribute): New function.
6677 (c_common_attribute_table): Add "no vops" entry.
6678 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
6679 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
6680 * tree-ssa-operands.c (get_call_expr_operands): Do not
6681 create virtual operands for calls with ECF_NOVOPS flag.
6682 * tree.h (DECL_IS_NOVOPS): New macro.
6683 (struct tree_decl): Add novops_flag.
6684 (ECF_NOVOPS): New constant.
6686 2005-03-14 Uros Bizjak <uros@kss-loka.si>
6689 * config/i386/i386.c (x86_use_himode_fiop): New.
6690 (x86_use_simode_fiop): Rename from x86_use_fiop.
6691 * config/i386/i386.h (x86_use_himode_fiop): Declare.
6692 (TARGET_USE_HIMODE_FIOP): New.
6693 (x86_use_simode_fiop): Rename from x86_use_fiop.
6694 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
6696 * config/i386/i386.md (X87MODEI12): New mode macro define.
6697 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
6698 to implement x87 FP compare with HImode input operands.
6699 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
6700 Use X87MODEI12 mode macro to handle HImode input operands.
6701 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
6702 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
6703 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
6704 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
6705 macro to implement x87 operators with HImode input operands.
6706 (fop splitters): Use X87MODEI12 mode macro to handle HImode
6709 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6711 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
6713 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
6714 constants invariant.
6716 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6718 * basic-block.h (BB_VISITED): Removed.
6719 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
6721 2005-03-14 Falk Hueffner <falk@debian.org>
6724 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
6726 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6728 * ggc-zone.c: Fix comment typos.
6730 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
6731 stringpool.c, config/mips/mips-protos.h: Update copyright.
6733 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6735 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
6736 throughout with its typedef, "rtx".
6737 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
6738 (rs6000_tls_symbol_ref_1): Remove inline keyword.
6739 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
6740 regs in comment to match code.
6742 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6744 * except.c (check_handled): Make it static.
6745 * except.h: Remove the corresponding prototype.
6747 * function.c (get_func_frame_size): Make it static.
6748 * function.h: Remove the corresponding type.
6750 * regclass.c (reg_class_superclasses, reg_class_subclasses):
6752 * hard-reg-set.h: Remove the corresponding declarations.
6754 * tree-cfg.c (verify_stmts): Check that
6755 bb_for_stmt (stmt) == bb for every PHI node and statement.
6757 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6759 * config.gcc: Remove excess indentation.
6760 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
6762 2005-03-13 Roger Sayle <roger@eyesopen.com>
6765 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
6766 * fold-const.c (fold_sign_changed_comparison): Likewise.
6767 (fold_binary): Optimize comparisons against widened operands if
6768 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
6770 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6772 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
6773 (sparc_override_options): Initialize it.
6774 (sparc_struct_value_rtx): Set it on the MEM to be returned.
6776 2005-03-13 David Edelsohn <edelsohn@gnu.org>
6778 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
6779 (reg_or_none500mem_operand): New predicate.
6780 (zero_reg_mem_operand): New predicate.
6781 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
6782 to reg_or_none500mem_operand.
6783 (extendsfdf2_fpr): Add MEM alternative.
6784 (extenddftf2_internal): Change operand2 predicate to
6785 zero_reg_mem_operand.
6787 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6789 * ggc-zone.c: Rewritten.
6791 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
6793 * configure.ac: Define GGC_ZONE for --with-gc=zone.
6794 * config.in: Regenerated.
6795 * configure: Regenerated.
6796 * gengtype.c (write_types_process_field, write_func_for_structure):
6797 Pass new argument to gt_pch_note_object.
6798 * ggc-common.c (struct ptr_data): Add TYPE.
6799 (gt_pch_note_object): Take TYPE argument and save it.
6800 (call_count): Update call to ggc_pch_count_object.
6801 (call_alloc): Update call to ggc_pch_alloc_object.
6802 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
6804 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
6805 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
6806 (ggc_alloc_zone_stat): Delete.
6807 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
6808 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
6809 (ggc_pch_alloc_object): Update prototypes.
6810 (garbage_zone): Delete.
6811 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
6812 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
6814 (tree_id_zone): New variable.
6815 (ggc_alloc_cleared_zone): Remove unused.
6816 (ggc_alloc_zone): Define.
6817 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
6818 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
6819 ggc_alloc_zone_stat.
6820 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
6821 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
6822 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
6823 (make_node_stat): Likewise. Use tree_id_zone.
6825 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6826 Joseph S. Myers <joseph@codesourcery.com>
6828 * configure.ac: Check for MIPS TLS.
6829 * configure: Regenerated.
6830 * config/mips/mips-protos.h (enum mips_symbol_type): Add
6831 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
6832 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
6833 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
6834 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
6835 (mips_classify_symbol, mips_symbolic_constant_p)
6836 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
6837 (mips_tls_operand_p, mips_call_tls_get_addr)
6838 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
6839 (mips_tls_symbol_ref_1): New functions.
6840 (mips_legitimize_address, mips_legitimize_const_move): Call
6841 mips_legitimize_tls_address.
6842 (override_options): Handle V1_REG and TLS symbols. Disable TLS
6844 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
6845 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
6846 (mips_char_to_class): Document V1_REG.
6847 (HAVE_AS_TLS): Provide default.
6848 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
6850 (load_got<mode>): Renamed from *load_got<mode>. Allow when
6852 (tls_get_tp_<mode>): New instruction.
6854 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6856 * configure.ac: Update checks for target tools.
6857 * configure: Regenerated.
6859 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6861 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
6863 2005-03-13 Roger Sayle <roger@eyesopen.com>
6865 * expmed.c (expand_mult): Use synthetic multiplication sequences for
6866 more classes of DImode multiplication by constant. Allow both
6867 multiplication by small negative constants (by performing a
6868 multiplication by a positive constant and negating the result) and
6869 multiplications by large powers of two, by using a left shift.
6871 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6873 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
6874 of basic blocks into work_stack.
6876 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
6877 config/mips/vr.h: Update copyright.
6879 * c-decl.c (c_init_decl_processing): Remove useless calls to
6880 build_function_type.
6882 * builtins.c (fold_trunc_transparent_mathfn,
6883 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
6884 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6885 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
6886 fold_builtin_strcpy, fold_builtin_strncpy,
6887 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
6890 * builtins.c (expand_builtin_mathfn_3): Remove local variable
6893 * lambda-code.c (lambda_compute_auxillary_space): Remove local
6894 variable determinant.
6896 * tree-cfg.c (group_case_labels): Remove local variable type.
6898 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
6901 * tree-ssa-phiopt.c (value_replacement): Remove local variable
6904 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
6907 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
6908 (*movmemqi_insn): Delete.
6909 (*movmemhi): Delete.
6911 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6913 * builtins.c (fold_builtin_classify): Take decomposed
6914 arguments of CALL_EXPR.
6915 (fold_builtin_1): Update a call to fold_builtin_classify.
6917 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
6920 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
6921 through into call to parser_xref_tag after parse error.
6922 (c_parser_struct_declaration): Consistently return NULL_TREE on
6925 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
6927 * tree-flow-inline.h (ref_contains_array_ref): New function.
6928 (lookup_subvars_for_var): Ditto.
6929 (get_subvars_for_var): Ditto.
6930 (var_can_have_subvars): Ditto.
6932 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
6933 (struct subvar): New type.
6935 * tree-dfa.c (okay_component_ref_for_subvars): New function.
6937 * tree-optimize.c (init_tree_optimization_passes): Call
6938 pass_create_structure_vars.
6940 * tree-ssa-alias.c: Include vec.h.
6941 (init_alias_info): Don't auto-clear call clobbered on struct-field
6943 (compute_flow_insensitive_aliasing): Handle subvars.
6944 (group_aliases): Handle STRUCT_FIELD aliases.
6945 (setup_pointers_and_addressables): Ditto.
6946 Don't mark variables non-addressable if they still have
6947 addressable subvars.
6948 Also mark subvars addressable when the real variable is marked
6950 (add_pointed_to_var): Try to prune the pointed-to set by only
6951 pointing to subvars when possible.
6952 Otherwise, make sure we set addresses_needed and pt_vars to
6953 properly include subvars.
6954 (bitpos_of_field): New function.
6955 (push_fields_onto_fieldstack): Ditto.
6956 (get_or_create_used_part_for): Ditto.
6957 (create_overlap_variables_for): Ditto.
6958 (find_used_portions): Ditto.
6959 (create_structure_vars): Ditto.
6960 (pass_create_structure_vars): New structure.
6962 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
6963 (get_expr_operands): Handle subvars. Also try to turn
6964 COMPONENT_REF accesses into must-defs now that we can accurately
6966 (note_addressable): Try to only mark as addressable those subvars
6967 we know a COMPONENT_REF touches.
6968 (overlap_subvar): New function.
6970 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
6971 Handle subvar storing.
6972 (vect_address_analysis): Update caller of vect_object_analysis.
6974 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
6976 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
6977 (STMT_VINFO_SUBVARS): New macro.
6979 * common.opts: add flag_tree_salias.
6981 * opts.c (decode_options): flag_tree_salias defaults to on.
6983 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
6985 * doc/tree-ssa.texi: Document structural alias analysis.
6987 2005-03-12 Steven Bosscher <stevenb@suse.de>
6989 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
6990 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
6991 * tree-ssa-operands.c (get_expr_operands): Likewise.
6992 (get_expr_operands): Likewise for ERROR_MARK.
6994 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6996 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
6999 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
7002 * tree-ssa-pre.c (compute_avail): Remove local variable val.
7003 (mark_operand_necessary): Remove local variable ver.
7005 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
7006 variable prefix_len.
7008 * value-prof.c (mod_subtract_transform): Remove local variable
7011 * builtins.c (fold_builtin_exponent): Take decomposed
7012 arguments of CALL_EXPR.
7013 (fold_builtin_1): Update a call to fold_builtin_exponent.
7015 * builtins.c (fold_builtin_logarithm): Take decomposed
7016 arguments of CALL_EXPR.
7017 (fold_builtin_1): Update a call to fold_builtin_logarithm.
7019 * c-decl.c (c_init_decl_processing): Remove local variables
7020 ptr_ftype_void and ptr_ftype_ptr.
7022 * gimplify.c (gimplify_expr): Remove local variables r0 and
7025 * reg-stack.c (move_for_stack_reg): Remove local variable
7027 (compare_for_stack_reg): Remove local variable flags_user.
7028 (convert_regs_1): Remove local variable deleted.
7030 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
7032 (combine_blocks): Remove local variables exits and new_e.
7034 * tree-inline.c (expand_call_inline): Remove local variable
7037 * tree-ssa-live.c (create_ssa_var_map,
7038 calculate_live_on_entry): Remove local variable snn.
7040 2005-03-12 Geoffrey Keating <geoffk@apple.com>
7042 * c-lex.c (c_lex_with_flags): Add parameter to call to
7045 2005-03-11 Per Bothner <per@bothner.com>
7047 * c-tree.h (struct c_declarator): New id_loc field.
7048 * c-pragma.h (c_lex_with_flags): Take position reference.
7049 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
7050 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
7051 (c_lex): Pass dummy location to c_lex_with_flags.
7052 * c-parser.c (c_lex_one_token): Set c_token's location using
7053 c_lex_with_flags, instead of input_location, which might be "ahead".
7054 (c_parser_direct_declarator): Set declarator's id_loc from
7056 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
7057 declarator's id_loc, rather than probably-imprecise input_location.
7058 (build_id_declarator): Initialize c_declarator's id_loc field.
7060 2005-03-11 Roger Sayle <roger@eyesopen.com>
7063 * builtins.c (expand_builtin_signbit): Force the signbit's word
7064 into an integer register to avoid SUBREGs of floating point modes.
7066 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7068 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
7069 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
7070 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
7071 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
7073 2005-03-11 David Edelsohn <edelsohn@gnu.org>
7075 PR rtl-optimization/20306
7076 * expr.c (emit_move_complex): Set try_int false if mode is
7077 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
7078 emit_block_move if try_int is true.
7080 2005-03-11 Richard Henderson <rth@redhat.com>
7083 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
7084 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
7087 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7089 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
7090 (TARGET_FIX_VR4130): New macro.
7091 (TARGET_OPTIONS): Add -mfix-vr4130.
7092 (ISA_HAS_MACCHI): New macro.
7093 (ASM_SPEC): Add -mfix-vr4130.
7094 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
7095 (override_options): Handle mips_fix_vr4130_string.
7096 (mips_avoid_hazards): Clear all_noreorder_p
7097 if we're working around VR4130 errata and the macc alternatives
7099 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
7100 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
7101 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
7102 (MULTILIB_DEFAULTS): Remove leading "march=".
7103 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
7104 if no architecture option is given.
7105 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
7107 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
7108 * doc/invoke.texi: Document -mfix-vr4130.
7110 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7112 * config/mips/mips.c (override_options): Only warn about -mint64
7113 deprecation if TARGET_INT64.
7115 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7117 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
7118 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
7119 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
7120 are non-specific regarding the nonnull parameter positions.
7121 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
7122 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
7123 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
7124 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
7126 * builtins.def: Use the non-specific "nonnull" attibute lists.
7128 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7130 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7131 single_pred_edge, single_succ, single_pred): Improve comments.
7133 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7135 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7136 single_pred_edge, single_succ, single_pred): New inline functions.
7137 * bb-reorder.c (rotate_loop, find_traces_1_round,
7138 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
7139 duplicate_computed_gotos): Use the single_succ/pred functions.
7140 * cfganal.c (forwarder_block_p): Ditto.
7141 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
7142 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
7143 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
7144 merge_seq_blocks): Ditto.
7145 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
7146 * cfglayout.c (fixup_reorder_chain): Ditto.
7147 * cfgloop.c (mark_single_exit_loops, update_latch_info,
7148 canonicalize_loop_headers, verify_loop_structure): Ditto.
7149 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
7150 mfb_update_loops, create_preheader, force_single_succ_latches,
7151 create_loop_notes): Ditto.
7152 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
7153 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
7154 commit_one_edge_insertion, purge_dead_edges,
7155 cfg_layout_can_merge_blocks_p): Ditto.
7156 * except.c (sjlj_emit_function_enter): Ditto.
7157 * flow.c (init_propagate_block_info): Ditto.
7158 * function.c (thread_prologue_and_epilogue_insns): Ditto.
7159 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
7160 insert_insn_end_bb): Ditto.
7161 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
7162 find_if_case_2): Ditto.
7163 * lambda-code.c (perfect_nestify): Ditto.
7164 * lcm.c (optimize_mode_switching): Ditto.
7165 * loop-doloop.c (doloop_modify): Ditto.
7166 * loop-init.c (loop_optimizer_init): Ditto.
7167 * loop-iv.c (simplify_using_initial_values): Ditto.
7168 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7169 * loop-unswitch.c (unswitch_loop): Ditto.
7170 * modulo-sched.c (generate_prolog_epilog): Ditto.
7171 * predict.c (combine_predictions_for_insn, estimate_probability,
7172 tree_estimate_probability, last_basic_block_p,
7173 estimate_bb_frequencies): Ditto.
7174 * profile.c (branch_prob): Ditto.
7175 * regrename.c (copyprop_hardreg_forward): Ditto.
7176 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
7177 * tracer.c (layout_superblocks): Ditto.
7178 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
7179 cfg_remove_useless_stmts_bb, cleanup_control_flow,
7180 cleanup_control_expr_graph, disband_implicit_edges,
7181 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
7182 tree_verify_flow_info, tree_make_forwarder_block,
7183 tree_forwarder_block_p, remove_forwarder_block,
7184 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
7185 * tree-if-conv.c (tree_if_conversion): Ditto.
7186 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7187 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
7188 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
7189 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
7190 copy_loop_headers): Ditto.
7191 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
7192 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
7193 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
7194 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
7195 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
7196 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
7197 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
7198 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
7199 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
7200 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
7201 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
7202 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
7203 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7204 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
7205 slpeel_add_loop_guard): Ditto.
7207 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
7209 PR tree-optimization/15784
7210 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7213 * stmt.c (expand_case): Don't change index_type. Convert minval
7216 PR tree-optimization/20130
7217 * fold-const.c (fold): Fold x * -1 into -x.
7219 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
7221 PR rtl-optimization/20331
7222 * rtlanal.c (modified_between_p): Check its address first for MEM.
7223 (modified_in_p): Likewise.
7225 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
7227 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
7229 2005-03-10 Steven Bosscher <stevenb@suse.de>
7231 * expr.c (expand_expr_real_1): If possible, use a conditional
7232 move for expanding MIN_EXPR and MAX_EXPR.
7233 Use temp for moving around rtx-en.
7235 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
7238 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
7241 2005-03-10 Roger Sayle <roger@eyesopen.com>
7243 * builtins.c (expand_builtin_signbit): Extend to handle floating
7244 point modes wider than the largest integer type, using the
7245 operand_subword_force function to obtain the signbit's word.
7247 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7250 * combine.c (try_combine): If recog_for_combine added CLOBBERs
7251 to NEWI2PAT, fail to combine if they are used by NEWPAT.
7253 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
7255 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
7257 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
7259 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
7261 (perform_edge_inserts): Unconditionally call
7262 free_dominator_info.
7264 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
7266 2005-03-10 Bob Wilson <bob.wilson@acm.org>
7268 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
7270 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
7272 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
7274 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
7276 (rtl_register_value_prof_hooks,
7277 tree_value_profile_transformations,
7278 tree_register_value_prof_hooks): Likewise.
7279 * var-tracking.c (stack_adjust_offset_pre_post,
7280 variable_htab_free, variable_union, dataflow_set_different_2,
7281 count_uses, variable_was_changed, set_frame_base_location,
7282 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
7283 vt_add_function_parameters): Likewise.
7284 * varasm.c (named_section_real, named_section, make_decl_rtl,
7285 asm_emit_uninitialised, assemble_integer, decode_addr_const,
7286 const_hash_1, compare_constant, copy_constant, force_const_mem,
7287 output_constant_pool_2, output_constant_pool_1, output_constant,
7288 output_constructor, make_decl_one_only, decl_tls_model,
7289 default_no_named_section, default_elf_select_section_1,
7290 default_unique_section_1): Likewise.
7291 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
7292 * vmsdbgout.c (addr_const_to_string): Likewise.
7295 * function.c (struct assign_parm_data_one): Remove last_named
7297 (assign_parm_find_data_types): Don't determine last_named.
7298 Reorder named_parm determination.
7299 (assign_parms): Only setup varargs on the last non-varadic
7302 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
7304 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
7305 sda base address on medium model.
7307 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
7309 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
7310 * cfgloop.c (flow_loop_nodes_find): Export.
7311 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
7313 * cfgloopmanip.c (fix_loop_structure): New function.
7314 * predict.c (predict_loops): Clean up the loops information.
7315 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
7316 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
7318 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
7319 (rewrite_into_loop_closed_ssa): Declaration changed.
7320 * tree-loop-linear.c (linear_transform_loops): Add argument to
7321 rewrite_into_loop_closed_ssa call.
7322 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7323 * tree-ssa-loop-im.c (move_computations): Ditto.
7324 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
7325 * tree-vectorizer.c (vectorize_loops): Ditto.
7326 * tree-optimize.c: Include cfgloop.h.
7327 (execute_todo): Choose whether to call cleanup_tree_cfg or
7328 cleanup_tree_cfg_loop.
7329 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
7330 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
7331 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
7332 cleanup_tree_cfg_loop call.
7333 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
7334 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
7335 work on part of cfg.
7337 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7340 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
7341 with multiple alternatives.
7343 * stmt.c (parse_output_constraint): Fix a typo.
7345 2005-03-09 Bob Wilson <bob.wilson@acm.org>
7347 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
7348 assembly directive instead of deprecated "no-generics".
7350 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
7352 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7353 for non-offsettable memory references to cope with outstanding reload
7355 * config/s390/s390.md ("reload_outti"): Call find_replacement to
7356 avoid losing outstanding address reloads.
7357 ("reload_outdi", "reload_outdf"): Likewise.
7359 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7361 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
7362 code. Add more cbrt transformations.
7364 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7366 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
7368 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7370 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
7371 NULL_TREE when a given tree is not simplified.
7372 (fold): Return the original tree when any of the functions
7373 mentioned above NULL_TREE.
7375 * fold-const.c (fold_unary, fold_binary): Take decomposed
7376 arguments, code, type, op0, and op1 in case of fold_binary.
7377 (fold): Update calls to fold_unary and fold_binary.
7379 2005-03-09 Roger Sayle <roger@eyesopen.com>
7381 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
7382 a fndecl and an arglist instead of a CALL_EXPR, exp.
7384 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7386 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
7388 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7390 * expr.c (expand_assignment): Remove orig_to_rtx.
7392 * fold-const.c (int_const_binop): Remove no_overflow.
7394 * ifcvt.c (noce_emit_move_insn): Remove inmode.
7396 * loop-iv.c (get_biv_step_1): Remove lhs.
7398 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
7400 * real.c (real_nan): Remove neg.
7402 * function.c (thread_prologue_and_epilogue_insns): Remove i
7405 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
7408 * tree-eh.c (tree_could_trap_p): Remove idx.
7410 * tree-into-ssa.c (ann): Remove ann.
7412 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
7414 * tree-sra.c (decide_block_copy): Remove inst_count.
7416 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
7418 * tree-ssa-loop-im.c (lhs): Remove.
7420 * cfgbuild.c (state, STATE, SET_STATE,
7421 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
7423 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
7424 (find_basic_blocks): Set the state of each basic block to
7427 2005-03-08 Jeff Law <law@redhat.com>
7429 * tree-cfg.c (cleanup_control_flow): If removal of a computed
7430 goto results in the removal of edges in the CFG, then we need
7431 to recompute dominators.
7433 2005-03-09 Ben Elliston <bje@au.ibm.com>
7435 * c-common.c (c_do_switch_warnings): Comment fix.
7437 2005-03-08 Julian Brown <julian@codesourcery.com>
7439 * Patch from 2005-03-08 reverted for causing regressions and
7440 ppc-darwin bootstrap failure.
7442 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
7444 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
7445 Define the real function for ppc-darwin.
7446 * c-typeck.c (convert_arguments): Check for target-specific
7447 invalid argument call to unprototyped function.
7448 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7450 * target.h (invalid_arg_for_unprototyped_fn): New field
7452 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
7453 default target hook.
7454 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
7457 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7459 * c-typeck.c (constructor_stack, constructor_range_stack,
7460 initializer_stack): Make them static.
7462 * cfg.c (rbi_pool): Make it static.
7464 * gimple-low.c (lower_stmt_body): Make it static.
7465 * tree-flow.h: Remove the corresponding prototype. Don't
7468 * sched-deps.c (cache_size): Make it static.
7470 * stor-layout.c (lang_adjust_rli): Make it static.
7472 2005-03-08 Julian Brown <julian@codesourcery.com>
7474 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7475 from being used for symbols with vague linkage when
7476 HAVE_GAS_COMDAT_GROUP is true.
7478 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
7480 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
7481 nlabel == JUMP_LABEL (jump).
7483 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7485 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
7486 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
7487 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
7488 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
7490 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
7493 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
7494 * c-common.c (handle_returns_twice): New function.
7495 (c_common_attribute_table): Declare eturns_twice' attribute.
7496 * doc/extend.texi: Document eturns_twice' attribute.
7497 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
7498 (struct tree_decl): Add returns_twice_flag.
7500 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7502 * tree-ssa-phiopt.c: Fix a comment typo.
7504 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
7505 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
7506 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
7509 2005-03-08 Richard Henderson <rth@redhat.com>
7511 * config/alpha/alpha.c (code_for_builtin): Replace special-case
7512 builtin codes with ctzdi2, clzdi2, popcountdi2.
7513 (struct alpha_builtin_def): Add is_const.
7514 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
7515 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
7516 (alpha_init_builtins): Init them. Set nothrow and const attributes
7518 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
7519 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
7520 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
7521 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
7522 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
7523 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
7524 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
7525 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
7526 (TARGET_FOLD_BUILTIN): New.
7527 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
7528 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
7530 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7532 2005-03-08 Ira Rosen <irar@il.ibm.com>
7534 PR tree-optimization/20122
7535 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7536 condition of access function instead of base.
7538 2005-03-07 Jeff Law <law@redhat.com>
7539 Steven Bosscher <stevenb@suse.de>
7541 * tree-cfg.c (find_taken_edge_computed_goto): New function.
7542 (find_taken_edge): Call find_taken_edge_computed_goto as
7543 appropriate. Allow any gimple invariant rather than just
7544 INTEGER_CST for VAL.
7545 (cleanup_control_flow): Cleanup a computed goto which has turned
7547 (tree_merge_blocks): If block B has any forced labels, move
7548 them to the start of block A.
7549 * tree-ssa-dom.c (thread_across_edge): Allow threading across
7550 computed gotos as well.
7551 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
7552 removal of unnecessary computed gotos too.
7553 (lookup_redirection_data): Fix type of INSERT argument. Callers
7556 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7558 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7559 Remove trailing spaces.
7561 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
7562 unshare_all_trees): Make them static.
7563 * tree-gimple.h: Remove the corresponding prototypes.
7565 * diagnostic.h: Remove unused prototype
7566 debug_output_buffer.
7567 * modulo-sched.c: Remove unused prototype
7568 set_row_column_for_ps.
7570 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7571 replace_phi_edge_with_variable): Remove unused variable i.
7573 2005-03-07 Per Bothner <per@bothner.com>
7575 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7577 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7580 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
7581 bbs on the COND_EXPR instead of the PHI_NODEs.
7582 (candidate_bb_for_phi_optimization): Remove.
7583 (replace_phi_with_stmt): Rename to ...
7584 (replace_phi_edge_with_variable): this and change so that we
7585 replace the phi argument instead of removing the PHI.
7586 (conditional_replacement): Change so we deal with PHI with more
7588 (value_replacement): Likewise.
7589 (abs_replacement): Likewise.
7591 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7593 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7594 output_e500_flip_gt_bit.
7596 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7598 (rs6000_generate_compare): Fix logic to look at the correct bits.
7599 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
7601 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
7602 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
7603 gen_move_from_CR_gt_bit.
7605 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
7606 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
7607 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
7609 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7610 (E500_CR_IOR_COMPARE): New constant.
7612 2005-03-08 Earl Chew <earl_chew@agilent.com>
7613 David Billinghurst <David.Billinghurst@riotinto.com>
7615 * config/i386/host-cygwin.c: New file to support precompiled
7617 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7618 * config.host: Use above files for cygwin host.
7620 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7622 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7623 ordering ops from earlier change.
7625 2005-03-07 Per Bothner <per@bothner.com>
7627 Various fixes to allow us to again build if --enable-mapped-location:
7628 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
7629 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
7630 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
7631 local variable loc. Change logic appropriately.
7632 * tree-vect-transform.c (vect_finish_stmt_generation): Use
7633 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
7634 * c-parser.c (c_parser_for_statement): Initialize loc variable.
7635 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
7636 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
7638 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
7640 PR rtl-optimization/19683
7641 * reload1.c (choose_reload_regs): Pass the number of bits, not the
7642 number of bytes, to smallest_int_for_mode. Fix arguments to
7643 REG_CANNOT_CHANGE_MODE_P.
7645 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7647 * reorg.c (relax_delay_slots): Check that the jump is
7648 conditional before trying to invert it.
7650 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7652 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
7655 * calls (stack_arg_under_construction): Make it static.
7657 * flow.c (regs_live_at_setjmp): Make it static.
7658 * flow.h: Remove the corresponding prototype.
7660 * reload1.c (reload_startobj, reload_firstobj,
7661 something_needs_operands_changed, reload_inherited,
7662 reload_inheritance_insn, reload_override_in,
7663 reload_spill_index): Make them static.
7665 * recog.c (verify_changes): Make it static.
7666 * recog.h: Remove the corresponding prototype.
7668 * cfgbuild.c (find_sub_basic_blocks): Remove.
7669 * basic-block.h: Remove the corresponding prototype.
7670 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
7672 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
7674 * tree-ssa-operands.c (check_build_stmt): Remove.
7676 * stor-layout.c (set_alignment): Remove.
7677 * tree.h: Remove the corresponding prototype.
7679 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
7681 * tree-ssa-dce.c (control_dependence_map,
7682 visited_control_parents): Make them static.
7684 * cfghooks.c (verify_flow_info): Remove local variable
7687 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
7690 * loop-unswitch.c (unswitch_loop): Remove local variable src.
7692 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
7694 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
7696 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
7698 * config/ia64/hpux.h (LINK_SPEC): Add -z.
7699 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
7700 PARALLEL for an empty structure.
7702 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7704 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
7706 * fold-const.c (fold_binary): Unroll the very first "for"
7709 2005-03-06 David Edelsohn <edelsohn@gnu.org>
7711 * config/rs6000/predicates.md (branch_comparison_operator): Remove
7712 redundant match_code test.
7713 (scc_comparison_operator): Swap match_operand and match_code
7715 (branch_positive_comparison_operator): Same.
7716 (trap_comparison_operator): Use comparison_operator and swap with
7719 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
7722 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
7723 (out_movhi_r_mr): Read low byte of volatile MEM first.
7724 (out_movhi_mr_r): Write high byte of volatile MEM first.
7726 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7728 * cselib.c (reg_values, reg_values_size): Make them static.
7730 * cse.c (cse_reg_info_table): Make it static.
7732 * fold-const.c (fold_unary): Use build1 instead of copy_node.
7734 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
7736 * cse.c (find_best_addr): Use canon_for_address.
7738 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7740 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
7741 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
7742 SUBREG and MEM, respectively.
7744 * fold-const.c (fold_binary): Use code instead of t.
7746 * fold-const.c (optimize_minmax_comparison): Take decomposed
7747 arguments code, type, op0, and op1 instead of t.
7748 (fold_binary): Update a call to optimize_minmax_comparison.
7750 * fold-const.c (fold_range_test): Take decomposed arguments
7751 code, type, op0, and op1 instead of t.
7752 (fold_binary): Update a call to fold_range_test.
7754 * fold-const.c (fold_binary_op_with_conditional_arg): Take
7755 decomposed arguments code, type, op0, and op1 instead of t.
7756 (fold_binary): Update a call to fold_range_test.
7758 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7760 * fold-const.c (fold_binary): Avoid directly using the original
7761 expression t as much as possible.
7763 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7765 * c-semantics.c (build_stmt): Use TYPE_P instead of
7766 IS_NON_TYPE_CODE_CLASS.
7767 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
7768 (NON_TYPE_CHECK): Use TYPE_P instead of
7769 IS_NON_TYPE_CODE_CLASS.
7771 * fold-const.c (fold): Remove handling of binary expressions.
7773 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
7775 * doc/c-tree.texi: Wrap comments in @r{}.
7776 * doc/cpp.texi: Likewise.
7777 * doc/cppinternals.texi: Likewise.
7778 * doc/extend.texi: Likewise.
7779 * doc/md.texi: Likewise.
7780 * doc/objc.texi: Likewise.
7781 * doc/sourcebuild.texi: Likewise.
7782 * doc/tm.texi: Likewise.
7785 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7787 * predict.c (apply_return_prediction): Standardize PHI chain
7789 * tree-ssa.c (ssa_redirect_edge): Likewise.
7791 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
7792 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
7795 * tree-phinodes.c (remove_phi_node): Drop the last argument.
7796 * tree-flow.h: Adjust the prototype for remove_phi_node.
7797 * lambda-code.c (perfect_nestify): Adjust a call to
7800 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7801 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
7803 * tree-ssa-dce.c (remove_dead_phis): Likewise.
7804 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
7805 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
7806 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
7808 * combine.c (simplify_and_const_int): Use gen_int_mode instead
7809 of GEN_INT (trunc_int_for_mode (...)).
7810 * loop-iv.c (iv_number_of_iterations): Likewise.
7811 * postreload.c (reload_cse_move2add): Likewise.
7812 * simplify-rtx.c (simplify_const_unary_operation,
7813 simplify_const_binary_operation): Likewise.
7814 * stor-layout.c (get_mode_bounds): Likewise.
7816 * fold-const.c (fold_binary): New.
7817 (fold): Call fold_binary on binary expressions.
7819 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
7821 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
7822 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
7823 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
7824 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
7825 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
7827 2005-03-04 Devang Patel <dpatel@apple.com>
7829 PR tree-optimization/18815
7830 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7831 loops with zero exit edges.
7833 2005-03-04 Devang Patel <dpatel@apple.com>
7835 * doc/invoke.texi: Remove reference to webpage that does not exist.
7837 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
7838 Joseph S. Myers <joseph@codesourcery.com>
7841 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
7842 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
7843 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
7844 * pa.c (get_plabel): Change argument to symbol_ref. Call
7845 maybe_get_identifier instead of get_identifier.
7846 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
7847 (struct deferred_plabel): Replace name field with symbol field.
7848 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
7849 ASM_OUTPUT_EXTERNAL_REAL is defined.
7850 (output_global_address): Use output_addr_const for output of all
7852 (output_deferred_plabels): Use symbol_ref instead of name for address
7854 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
7855 ASM_OUTPUT_SYMBOL_REF): New macros.
7856 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
7858 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
7861 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
7863 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
7864 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
7866 2005-03-04 Jeff Law <law@redhat.com>
7868 * basic-block.h (rediscover_loops_after_threading): Declare.
7869 * tree-ssa-dom.c: Include cfgloop.h.
7870 (tree_ssa_dominator_optimize): Discover loops and some basic
7871 properties. Remove forwarder blocks recreated by loop header
7872 canonicalization. Also mark backedges in the CFG.
7873 * tree-ssa-threadupdate.c: Include cfgloop.h
7874 (rediscover_loops_after_threading): Define.
7875 (struct local_info): New field, JUMP_THREADED.
7876 (prune_undesirable_thread_requests): New function.
7877 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
7878 then record that fact for the callers of redirct_edges.
7879 (thread_block): If BB has incoming backedges, then call
7880 prune_undesirable_thraed_requests. Note when we are
7881 going to have to rediscover loop information. Return a
7882 boolean indicating if any jumps were threaded.
7883 (thread_through_all_blocks): Bubble up boolean indicating
7884 if any jumps were threaded.
7885 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
7886 (tree-ssa-threadupdate.o): Similarly.
7888 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7890 * fold-const.c (fold_ternary): Unroll the "for" loop to
7893 2005-03-04 Andrew Haley <aph@redhat.com>
7895 * unwind-dw2-fde-glibc.c (struct
7896 unw_eh_callback_data.check_cache): New field.
7897 (frame_hdr_cache): New.
7898 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
7899 Cache frame header info.
7901 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
7903 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
7904 (print_c_condition): Declare.
7905 * read-rtl.c (ptr_loc): New structure.
7906 (ptr_locs, ptr_loc_obstack, joined_conditions)
7907 (joined_conditions_obstack): New variables.
7908 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
7909 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
7910 (join_c_conditions, print_c_condition): New functions.
7911 (apply_macro_to_string): Associate the new string with the same
7912 source location as the old one.
7913 (add_condition_to_string): Use join_c_conditions.
7914 (read_string): Use set_rtx_ptr_loc to record a filename and line
7915 number for the string.
7916 (read_rtx): Initialize the new variables above.
7917 * genattrtab.c (write_test_expr, write_attr_value): Use
7919 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
7920 comment above the GCC_VERSION check.
7921 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
7922 Inline the definition of MAYBE_EVAL.
7923 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
7924 * genoutput.c (process_template): Likewise.
7925 * genpreds.c (write_predicate_subfunction): Likewise.
7926 (write_predicate_expr): Use print_c_condition.
7927 * genrecog.c (write_cond): Likewise.
7928 * gensupport.c (process_rtx): Use join_c_conditions to join the
7929 conditions of a define_insn_and_split. Record a source location
7930 for the string after the "&&".
7931 (alter_test_for_insn): Use join_c_conditions.
7933 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
7936 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7937 PR tree-optimization/15784
7938 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7941 2005-03-04 Ben Elliston <bje@au.ibm.com>
7943 * gcc.c (option_map): Add --coverage.
7944 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
7945 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
7946 * config/darwin.h: Pass -lgcov for `coverage'.
7947 * doc/invoke.texi (Debugging Options): Document --coverage.
7949 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7951 * gcse.c (bypass_block): Use find_edge wherever possible.
7953 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
7957 * c-opts.c (c_common_parse_file): Call start_source_file
7958 and end_source_file at the approriate times.
7960 * dwarf2out.c (dwarf2out_finish): Don't auto-end
7961 the main file, it will be done for us now.
7963 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7965 * fold-const.c (fold_ternary): New.
7966 (fold): Call fold_ternary on ternary expressions. Remove
7967 handling of ternary expressions.
7969 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7971 PR tree-optimization/15784
7972 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7975 2005-03-03 David Edelsohn <edelsohn@gnu.org>
7977 * config/rs6000/predicates.md (branch_comparison_operator):
7978 Convert from C block to conditional format.
7980 2005-03-03 Jan Hubicka <jh@suse.cz>
7982 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
7983 and non-constant public variables.
7985 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
7987 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
7990 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
7993 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
7994 calls to release_ssa_name and release_phi_node.
7996 * fold-const.c (fold): Remove handling of unary expressions.
7998 * fold-const.c (fold_unary): Avoid directly using the original
7999 expression t as much as possible.
8001 2005-03-03 Roger Sayle <roger@eyesopen.com>
8002 Andrew Pinski <pinskia@physics.uc.edu>
8004 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
8005 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
8007 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
8009 Describe special registers SRP and MOF as allocatable registers.
8010 * config/cris/cris.c (cris_md_asm_clobbers): New function.
8011 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
8012 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
8013 TARGET_HAS_MUL_INSNS.
8014 (cris_print_operand) <case 'd'>: New case.
8015 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
8016 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
8018 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
8019 (REG_ALLOC_ORDER): Update for MOF.
8020 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
8022 (GENERAL_REGS): No longer a define of ALL_REGS.
8023 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
8024 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8026 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
8027 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
8028 (SECONDARY_RELOAD_CLASS): Define.
8029 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
8030 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
8031 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
8032 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
8033 (REGISTER_MOVE_COST): Define.
8034 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
8035 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
8036 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
8037 (CRIS_MOF_REGNUM): New define_constants.
8038 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
8040 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
8042 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
8043 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
8044 Adjust for MOF being properly described as a register.
8045 (indir_to_reg_split): Name this split. Conditionalize on the
8046 destination register being a general register.
8047 (movei): Conditionalize on on operands 0 and 1 having the same
8050 2005-03-03 Alan Modra <amodra@bigpond.net.au>
8053 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
8054 -mcpu to override any other explicitly given flags.
8056 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
8058 * recog.c (verify_changes, confirm_change_group): New functions,
8059 broken out of apply_change_group.
8060 (apply_change_group): Use them.
8061 * recog.h (verify_change, confirm_change_group): Declare.
8062 * rtl.h (redirect_jump_2): Declare.
8063 * jump.c (redirect_exp, invert_exp): Delete.
8064 (invert_exp_1): Take second parameter. Return value. Changed caller.
8065 (redirect_jump_2): New function, broken out of redirect_jump.
8066 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
8067 (invert_jump): Use invert_jump_1 and redirect_jump_2.
8068 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
8070 2005-03-02 Geoffrey Keating <geoffk@apple.com>
8072 * varasm.c (named_section): Use xstrdup rather than doing it by
8075 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
8077 2005-03-02 Devang Patel <dpatel@apple.com>
8079 Undo PR tree-optimization/18815 fix.
8081 2005-03-02 Devang Patel <dpatel@apple.com>
8083 PR tree-optimization/18815
8084 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8085 loops with zero exit edges.
8087 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8089 * cfg.c (connect_src, connect_dest, disconnect_src,
8090 disconnct_dest): New.
8091 (unchecked_make_edge, remove_edge, redirect_edge_succ,
8092 redirect_edge_pred): Use the new functions.
8094 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8095 free_dominance_info only when needed.
8097 2005-03-02 David Edelsohn <edelsohn@gnu.org>
8100 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
8101 (reg_or_sub_cint64_operand): Same.
8103 2005-03-02 Jeff Law <law@redhat.com>
8105 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
8106 CFG_ALTERED in the main DOM iteration loop.
8108 2005-03-02 Mark Mitchell <mark@codesourcery.com>
8111 * varasm.c (initializer_constant_valid_p): Allow conversions
8112 between OFFSET_TYPEs. Tidy.
8114 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
8116 * config/cris/cris.md ("return"): Remove epilogue delay list
8119 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
8121 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
8123 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
8125 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8127 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
8128 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
8129 config/m68k/m68k.c, config/mips/mips.h,
8130 config/rs6000/rs6000-protos.h, doc/contrib.texi,
8131 doc/include/gcc-common.texi: Update copyright.
8133 PR middle-end/18029 and PR middle-end/18030
8134 * expr.c (optimize_bitfield_assignment_op): Add a special case
8135 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
8137 * fold-const.c (fold_unary): New.
8138 (fold): Call fold_unary on unary expressions.
8140 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
8142 * cgraph.h (struct cgraph_edge): Add prev_caller and
8144 (cgraph_node_remove_callees): Export.
8145 * cgraph.c (cgraph_create_edge): Initialize prev_caller
8147 (cgraph_edge_remove_callee): New function.
8148 (cgraph_edge_remove_caller): Likewise.
8149 (cgraph_remove_edge): Use.
8150 (cgraph_redirect_edge_callee): Likewise.
8151 (cgraph_node_remove_callees): New function.
8152 (cgraph_node_remove_callers): Likewise.
8153 (cgraph_remove_node): Use.
8154 * tree-optimize.c (tree_rest_of_compilation): Use
8155 cgraph_node_remove_callees instead of manual loop.
8156 * cgraphunit.c (cgraph_finalize_function): Likewise.
8157 (cgraph_expand_function): Likewise.
8158 (cgraph_remove_unreachable_nodes): Likewise.
8160 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
8163 * c-tree.h (undeclared_variable, build_external_ref): Add extra
8165 * c-decl.c (undeclared_variable): Take location as argument.
8166 * c-typeck.c (build_external_ref): Likewise.
8167 * c-parser.c (c_parser_postfix_expression): Pass location of
8168 identifier to build_external_ref.
8170 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8172 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
8173 CCEQ mode for branch_positive_comparison_operator test.
8174 * config/rs6000/predicates (branch_comparison_operator): Revert to
8176 (scc_comparison_operator): Same.
8177 (branch_positive_comparison_operator): Same.
8179 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
8181 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
8182 (cris_delay_slots_for_epilogue): Remove.
8183 (save_last): Move into cris_target_asm_function_epilogue.
8184 (cris_target_asm_function_epilogue): Remove tests for file being
8186 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
8187 (cris_delay_slots_for_epilogue): Remove prototypes.
8188 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
8189 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
8191 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8193 * config/rs6000/predicates.md (branch_comparison_operator): Change
8194 to define_special_predicate.
8195 (scc_comparison_operator): Same.
8196 (branch_positive_comparison_operator): Same.
8198 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
8200 * Makefile.in (tree-ssa-sink.o): New.
8201 (OBJS-common): Add tree-ssa-sink.o.
8202 * common.opt: Add -ftree-sink
8203 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
8204 * timevar.def (TV_TREE_SINK): new timevar.
8205 * tree-flow.h (is_hidden_global_store): Prototype.
8206 * tree-optimize.c (init_tree_optimization_passes): Add
8208 * tree-pass.h (pass_sink_code): New.
8209 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
8210 for non-obvious global store store to is_hidden_global_store, and
8211 call that new function.
8212 * tree-ssa-sink.c: New file.
8213 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
8214 * doc/passes.texi: Document forward store motion.
8215 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
8216 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
8217 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
8218 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
8220 2005-03-01 Per Bothner <per@bothner.com>
8222 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
8223 and we have a non-zero column-number, add it to the message.
8224 Also factor out the diagnostic_kind_text.
8226 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8228 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
8229 flow_loop_pre_header_scan, flow_loop_pre_header_find,
8230 flow_loop_scan): Removed.
8231 (flow_loop_dump): Do not dump removed fields.
8232 (flow_loop_free): Do not free removed fields.
8233 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
8234 (loop_exit_edge_p): New function.
8235 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
8236 num_pre_header_edges, entry_edges, num_entries, exit_edges,
8237 num_exits, exits_doms.
8238 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
8239 LOOP_EDGES, LOOP_ALL): Removed.
8240 (flow_loop_scan): Declaration removed.
8241 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
8242 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
8244 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
8245 (if_convert): Call flow_loops_find and flow_loops_free
8246 when calling mark_loop_exit_edges.
8247 * cfgloopanal.c (mark_loop_exit_edges): Moved from
8248 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
8249 free_dominance_info calls.
8250 * loop-init.c (flow_loops_find): Ditto.
8251 * passes.c (rest_of_handle_branch_prob): Ditto.
8252 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
8253 * loop-unroll.c (analyze_insns_in_loop): Do not use
8255 * predict.c (predict_loops): Do not call flow_loop_scan.
8256 Use get_loop_exit_edges.
8257 (tree_estimate_probability): Do not pass flags to flow_loops_find.
8258 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
8259 Do not use EDGE_LOOP_EXIT.
8260 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
8261 to bb_with_exit_edge_p.
8262 (if_convertible_loop_p): Do not call flow_loop_scan. Use
8263 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
8264 to bb_with_exit_edge_p.
8265 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
8267 * tree-loop-linear.c (linear_transform_loops): Do not call
8268 flow_loop_scan. Use loop->single_exit.
8269 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
8270 (vect_analyze_loop_form): Do not call flow_loop_scan.
8271 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
8273 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
8275 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
8276 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8277 slpeel_tree_duplicate_loop_to_edge_cfg,
8278 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
8279 Use loop_preheader_edge and loop->single_exit. Do not call
8282 2005-03-01 Nick Clifton <nickc@redhat.com>
8284 * config/arm/arm.c (thumb_find_work_register): Check all of the
8285 argument registers to see if they are free, and a couple of
8286 special cases where the last argument register but can be proved
8287 to be available during the function's prologue.
8288 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
8289 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
8290 thumb_unexpanded_epilogue): Use unsigned long as the type for the
8292 (thumb_compute_save_reg_mask): Likewise. Also use
8293 thumb_find_work_register() to ensure that there is agreement about
8294 which work register is going to be used in the prologue.
8295 (thumb_output_function_prologue): Use unsigned long as the type
8296 for the register bit-mask. Also delay pushing the link register if
8297 other high registers are going to be pushed.
8298 (thumb_compute_save_reg_mask, emit_multi_reg_push,
8299 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
8300 redundant prototypes.
8302 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
8305 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
8306 and after reload in REG+REG indexed addresses without REG_POINTER
8307 set in the base and not set in the index.
8309 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8311 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
8312 Don't undefine here.
8313 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
8314 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
8315 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8316 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
8317 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
8319 * config.gcc (sh*-*-linux*): Use config/linux.h.
8321 2005-02-28 Dale Johannesen <dalej@apple.com>
8322 Stan Shebs <shebs@apple.com>
8324 Rewrite of 64-bit Darwin structure-by-value pass/return.
8325 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
8326 intoffset, use_stack, named.
8327 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
8328 (rs6000_darwin64_record_arg_advance_flush): New.
8329 (rs6000_darwin64_record_arg_advance_recurse): New.
8330 (rs6000_darwin64_record_arg_flush): New.
8331 (rs6000_darwin64_record_arg_recurse): New.
8332 (rs6000_darwin64_record_arg): New.
8333 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
8334 (function_arg_boundary): Handle 128-bit aligned structs.
8335 (function_arg_advance): Rewrite darwin64 struct handling.
8336 (function_arg): Call rs6000_darwin64_record_arg.
8337 (function_arg_partial_nregs): Handle darwin64 structs.
8338 (rs6000_darwin64_function_value): Remove.
8339 (rs6000_function_value): Call rs6000_darwin64_record_arg.
8341 2005-02-28 Roger Sayle <roger@eyesopen.com>
8343 PR tree-optimization/20216
8344 * tree-chrec.c (tree_fold_factorial): Delete.
8345 (tree_fold_binomial): Change argument list to take a return type
8346 and change the type of K to unsigned int. Rewrite to avoid explicit
8347 evaluation of factorials, and (recursively) calling fold to perform
8348 compile-time arithmetic. Return NULL on (internal) overflow.
8349 (chrec_evaluate): Change type of K to an unsigned int. Avoid
8350 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
8351 if any intermediate calculation overflows.
8352 (chrec_apply): Update call to chrec_evaluate.
8354 2005-02-28 James E Wilson <wilson@specifixinc.com>
8356 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
8358 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
8361 * c-parser.c (c_parser_compound_statement): Return error_mark_node
8362 instead of NULL_TREE on error.
8364 2005-02-28 David Edelsohn <edelsohn@gnu.org>
8366 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
8367 (EASY_VECTOR_15_ADD_SELF): Remove.
8368 (num_insns_constant_wide): Not static.
8369 (validate_condition_mode): Not static.
8370 (toc_relative_expr_p): Not static.
8371 (legitimate_indirect_address_p): Not static.
8372 (macho_lo_sum_memory_operand): Not static.
8373 (invalid_e500_subreg): Not static.
8374 (easy_vector_same): Not static.
8375 (easy_vector_splat_const): Not static.
8376 (RS6000_SYMBOL_REF_TLS_P): Remove.
8377 (any_operand): Delete.
8378 (any_parallel_operand): Delete.
8379 (count_register_operand): Delete.
8380 (altivec_register_operand): Delete.
8381 (xer_operand): Delete.
8382 (s8bit_cint_operand): Delete.
8383 (short_cint_operand): Delete.
8384 (u_short_cint_operand): Delete.
8385 (non_short_cint_operand): Delete.
8386 (exact_log2_cint_operand): Delete.
8387 (gpc_reg_operand): Delete.
8388 (cc_reg_operand): Delete.
8389 (cc_reg_not_cr0_operand): Delete.
8390 (reg_or_short_operand): Delete.
8391 (reg_or_neg_short_operand): Delete.
8392 (reg_or_aligned_short_operand): Delete.
8393 (reg_or_u_short_operand): Delete.
8394 (reg_or_cint_operand): Delete.
8395 (reg_or_arith_cint_operand): Delete.
8396 (reg_or_add_cint64_operand): Delete.
8397 (reg_or_sub_cint64_operand): Delete.
8398 (reg_or_logical_cint_operand): Delete.
8399 (got_operand): Delete.
8400 (got_no_const_operand): Delete.
8401 (easy_fp_constant): Delete.
8402 (easy_vector_constant): Delete.
8403 (easy_vector_constant_add_self): Delete.
8404 (zero_constant): Delete.
8405 (zero_fp_constant): Delete.
8406 (volatile_mem_operand): Delete.
8407 (offsettable_mem_operand): Delete.
8408 (mem_or_easy_const_operand): Delete.
8409 (add_operand): Delete.
8410 (non_add_cint_operand): Delete.
8411 (logical_operand): Delete.
8412 (non_logical_cint_operand): Delete.
8413 (mask_operand): Delete.
8414 (mask_operand_wrap): Delete.
8415 (mask64_operand): Delete.
8416 (mask64_2_operand): Delete.
8417 (and64_operand): Delete.
8418 (and64_2_operand): Delete.
8419 (and_operand): Delete.
8420 (reg_or_mem_operand): Delete.
8421 (lwa_operand): Delete.
8422 (symbol_ref_operand): Delete.
8423 (call_operand): Delete.
8424 (current_file_function_operand): Delete.
8425 (input_operand): Delete.
8426 (rs6000_nonimmediate_operand): Delete.
8427 (rs6000_tls_symbol_ref): Delete.
8428 (save_world_operation): Delete.
8429 (restore_world_operation): Delete.
8430 (load_multiple_operation): Delete.
8431 (store_multiple_operation): Delete.
8432 (vrsave_operation): Delete.
8433 (mfcr_operation): Delete.
8434 (mtcrf_operation): Delete.
8435 (lmw_operation): Delete.
8436 (stmw_operation): Delete.
8437 (branch_comparison_operator): Delete.
8438 (branch_positive_comparison_operator): Delete.
8439 (scc_comparison_operator): Delete.
8440 (trap_comparison_operator): Delete.
8441 (boolean_operator): Delete.
8442 (boolean_or_operator): Delete.
8443 (min_max_operator): Delete.
8444 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
8445 (EASY_VECTOR_15): Moved to here.
8446 (EASY_VECTOR_15_ADD_SELF): Move to here.
8447 (PREDICATE_CODES): Delete.
8448 * config/rs6000/rs6000-protos.h: Delete predicate functions.
8449 Declare functions no longer static.
8450 * config/rs6000/predicates.md: New.
8451 * config/rs6000/rs6000.md: Include predicates.md
8453 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
8455 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
8456 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
8458 * cfgrtl.c (need_fake_edge_p): Likewise.
8459 * combine.c (distribute_notes): Likewise.
8460 * emit-rtl.c (try_split): Likewise.
8461 * recog.c (peephole2_opimize): Likewise.
8462 * reg-notes.def (ALWAYS_RETURN): Remove.
8463 * rtl.h (LCT_ALWAYS_RETURN): Remove.
8464 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
8465 * tree.h (ECF_ALWAYS_RETURN): Remove.
8467 2005-02-28 Roger Sayle <roger@eyesopen.com>
8470 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
8471 between different machine modes is never a "useless" conversion.
8473 2005-02-28 Geert Bosch <bosch@gnat.com>
8476 * doc/contrib.texi: List contributors for Ada front end
8478 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8480 * simplify-rtx.c (simplify_unary_operation_1,
8481 simplify_const_unary_operation): New, extracted from...
8482 (simplify_unary_operation): ... this one.
8483 (simplify_binary_operation_1,
8484 simplify_const_binary_operation): New, extracted from...
8485 (simplify_binary_operation): ... this one.
8486 * rtl.h (simplify_const_unary_operation,
8487 simplify_const_binary_operation): Add prototypes.
8489 2005-02-28 Julian Brown <julian@codesourcery.com>
8491 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
8492 building libjava and caused PR regression/20228.
8494 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8497 * Makefile.in (host_subdir): New.
8498 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8499 * configure: Regenerate.
8501 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8503 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
8504 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
8505 installation directory first.
8507 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8510 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
8511 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
8512 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
8513 * config/cris/cris.md: Tweak comments referring to Q.
8514 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
8515 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
8516 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
8517 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
8518 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
8519 Insert spaces in constraints to align alternatives vertically for
8521 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8524 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8526 PR rtl-optimization/17728
8527 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
8528 operand 0 from general_operand to move_dest_operand.
8530 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8532 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
8533 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
8534 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
8535 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
8537 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8539 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
8540 * configure: Regenerate.
8541 * libada-mk.in: Remove CC; rename
8542 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
8544 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8547 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
8548 for the lhs, also walk over the tree. Likewise for rhs.
8550 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8552 * tree-ssa-dom.c (simple_iv_increment_p): New function.
8553 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
8554 Do not propagate value of iv before increment over the increment.
8556 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8558 * c-parser.c: New file.
8559 * c-parse.in: Remove.
8560 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
8562 (c-parser.o): Add dependencies.
8563 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
8564 maintainer-clean, TAGS): Update.
8565 * c-config-lang.in (gtfiles): Update.
8566 * gengtype-lex.l: Don't handle "@@".
8567 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
8568 objc_build_synchronized, objc_begin_try_stmt,
8569 objc_begin_catch_clause, objc_finish_catch_clause,
8570 objc_build_finally_clause, objc_finish_try_stmt): New.
8571 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
8573 (c_parse_init): Update comment.
8574 * c-decl.c (c_init_decl_processing): Update comment.
8575 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
8576 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
8577 new c_declspecs members.
8579 2005-02-25 Julian Brown <julian@codesourcery.com>
8581 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8582 from being used for symbols with vague linkage when
8583 HAVE_GAS_COMDAT_GROUP is true.
8585 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8587 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8589 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8592 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
8593 (LIBGCC2_HAS_DF_MODE): New.
8594 (LIBGCC2_HAS_XF_MODE): New.
8595 (LIBGCC2_HAS_TF_MODE): New.
8596 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8597 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8598 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8599 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8600 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
8601 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
8602 and add _fixtfdi, _fixunstfdi, _floatditf
8603 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
8604 L_fixunstfdi, L_floatditf.
8605 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
8606 (LIBGCC2_HAS_TF_MODE): Define.
8608 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8610 PR tree-optimization/20204
8611 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
8612 REWRITE_THIS_STMT markers on PHI nodes.
8613 (rewrite_initialize_block): Likewise.
8615 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8617 * version.c (version_string): Update to 4.1.
8619 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8621 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8622 Clarify that the alternative way doesn't work in GNU C++.
8624 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8626 PR tree-optimization/19937
8627 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
8628 to the type of the induction variable.
8630 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
8632 PR rtl-optimization/20117
8633 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
8634 the block including noncopyable insn.
8636 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8638 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
8639 calls to find_reg_note.
8641 2005-02-24 Richard Henderson <rth@redhat.com>
8644 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
8647 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
8649 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
8650 vector types if to use base reg for misaligned non-word ld/std.
8652 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8655 * config/cris/cris.c (cris_target_asm_function_prologue): Create
8656 dwarf2 label manually and put it after, not before the prologue.
8658 2005-02-24 David Edelsohn <edelsohn@gnu.org>
8661 * reload.c (operands_match_p): Only increment register number for
8662 SCALAR_INT_MODE_P modes in multiple hard registers.
8664 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
8667 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8669 * ChangeLog.5: Fix log message typo(s).
8670 * ChangeLog.7: Likewise.
8671 * ChangeLog.tree-ssa: Likewise.
8672 * cfgexpand.c: Fix comment typo(s).
8673 * conflict.c: Likewise.
8674 * defaults.h: Likewise.
8675 * dwarf2out.c: Likewise.
8677 * ggc-page.c: Likewise.
8678 * tree-eh.c: Likewise.
8679 * tree-ssa-dom.c: Likewise.
8681 2005-02-24 Jakub Jelinek <jakub@redhat.com>
8684 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
8685 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
8686 if SHARED is defined.
8689 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
8690 allow splitting only if operands 0 and 3 don't overlap.
8692 2005-02-24 Richard Henderson <rth@redhat.com>
8695 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
8696 (fold_builtin_1): Call them.
8697 * fold-const.c (fold_complex_mult_parts): Split out from ...
8698 (fold_complex_mult): ... here. Fix typo in both imaginary case.
8699 (fold_complex_div_parts, fold_complex_div): New.
8701 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
8703 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8705 * tree-ssa-ccp.c (visit_assignment): Verify that result of
8706 VIEW_CONVERT_EXPR is_gimple_min_invariant.
8708 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
8709 (print_node): Likewise.
8710 Print TYPE_SIZES_GIMPLIFIED.
8712 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8714 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
8715 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
8716 operands as commutative in constraints.
8718 2005-02-24 Diego Novillo <dnovillo@redhat.com>
8720 * tree-into-ssa.c: Re-organize internal functions.
8722 2005-02-24 Richard Henderson <rth@redhat.com>
8725 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
8727 * common.opt (fcx-limited-range): New.
8728 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
8729 * toplev.c (flag_complex_method): Initialize to 1.
8730 (process_options): Set flag_complex_method to 0 if
8731 flag_cx_limited_range.
8732 * doc/invoke.texi (-fcx-limited-range): New.
8734 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8736 * cse.c (delete_trivially_dead_insns): Speed up by using
8737 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
8740 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
8742 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
8743 functions when -mid-shared-library is being used.
8745 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8747 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
8748 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
8749 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
8750 * system.h: Poison LINK_LIBGCC_SPECIAL.
8752 2005-02-23 James E Wilson <wilson@specifixinc.com>
8754 * gengtype.c (note_insn_name): Make 1 element larger.
8756 2005-02-23 Roger Sayle <roger@eyesopen.com>
8759 PR rtl-optimization/20097
8760 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8761 BImode SUBREGs of SImode registers which confuse the ia64 backend.
8763 2005-02-23 David Edelsohn <edelsohn@gnu.org>
8765 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
8766 * t-aix52 (SHLIB_INSTALL): Same.
8768 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
8770 * genpreds.c: Update copyright.
8772 2005-02-23 Michael Beach <michaelb@ieee.org>
8775 * config/sparc/t-elf (startup files): Assemble with CPP.
8777 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
8779 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
8780 (write_predicate_expr): Likewise.
8782 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8784 PR tree-optimization/20100
8785 PR tree-optimization/20115
8786 * tree-optimize.c (init_tree_optimization_passes): Remove
8787 pass_maybe_create_global_var.
8788 * tree-pass.h (pass_maybe_create_global_var): Remove.
8789 * tree-ssa-alias.c (aliases_computed_p): Declare.
8790 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
8791 (count_calls_and_maybe_create_global_var): Remove.
8792 (pass_maybe_create_global_var): Remove.
8793 (init_alias_info): Do not declare aliases_computed_p.
8794 (maybe_create_global_var): If the function contains no
8795 call-clobbered variables and a mix of pure/const and regular
8796 function calls, create .GLOBAL_VAR.
8797 Mark all call-clobbered variables for renaming.
8798 (merge_pointed_to_info): Update comment.
8799 (add_pointed_to_var): Likewise.
8800 (is_escape_site): Likewise.
8801 Accept struct alias_info * instead of size_t *.
8803 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
8805 * tree-ssa-operands.c (get_call_expr_operands): If
8806 ALIASES_COMPUTED_P is false, do not add call-clobbering
8808 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
8809 (delete_tree_ssa): Likewise.
8811 2005-02-22 James E Wilson <wilson@specifixinc.com>
8813 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
8814 (do_compile): Do call it here.
8816 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8818 PR rtl-optimization/20017.
8819 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
8820 rest_of_handle_cse2, rest_of_handle_gcse): Call
8821 delete_dead_jumptables immediately before calling cleanup_cfg.
8823 2005-02-22 Devang Patel <dpatel@apple.com>
8826 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
8829 2005-02-22 David Edelsohn <edelsohn@gnu.org>
8831 * config/rs6000/aix.h (WINT_TYPE): Define.
8833 2005-02-22 Stan Shebs <shebs@apple.com>
8835 * config/rs6000/rs6000.c (rs6000_override_options): Default to
8836 natural alignment for 64-bit Darwin.
8837 (rs6000_parse_alignment_option): Warn about uses of -malign-power
8839 * doc/invoke.texi: Document this.
8841 2005-02-22 DJ Delorie <dj@redhat.com>
8843 * c-common.c (c_common_type_for_mode): Pass the mode's precision
8844 to make_[un]signed_type, not the mode itself.
8846 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8848 * cfg.c (cached_make_edge): Call make_edge if edge cache is
8849 not available. Use tail calls wherever possible.
8850 (make_edge): Call unchecked_make_edge to create an edge.
8852 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
8853 (coalesce_ssa_name): Don't check for
8854 SSANORM_USE_COALESCE_LIST.
8855 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
8857 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8859 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
8860 (rewrite_into_ssa): ... here.
8862 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
8864 PR tree-optimization/19786
8865 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
8866 tag to another's may-alias bitmap when adding to the other's list.
8868 2005-02-21 DJ Delorie <dj@redhat.com>
8870 * tree-ssa-loop-ivopts.c (computation_cost): Start register
8871 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
8872 registers in unsupported ways.
8873 * expmed.c (init_expmed): Likewise.
8875 2005-02-21 Stan Cox <scox@redhat.com>
8877 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
8879 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8881 * tree-cfg.c (fold_cond_expr_cond): New.
8882 (make_edges): Call fold_cond_expr_cond.
8883 (find_taken_edge): Accept nothing but INTEGER_CST.
8884 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
8886 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
8888 * flow.c (delete_dead_jumptables): Speed up by scanning insns
8889 that do not belong to any basic block.
8891 2005-02-21 Jeff Law <law@redhat.com>
8893 * cfganal.c (find_unreachable_blocks): Manually CSE load of
8896 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8898 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
8899 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
8900 Adjust their definitions.
8901 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
8902 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
8904 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
8905 genautomata.c, langhooks.c, langhooks.h, system.h,
8906 config/arm/lib1funcs.asm: Update copyright.
8908 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8910 * dbxout.c (dbxout_function_end): Emit Lscope label always.
8912 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
8915 * doc/install.texi: Document --with-gc.
8917 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
8919 * simplify-rtx.c (simplify_unary_operation): Add a missing
8922 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8924 PR tree-optimization/18663
8925 * tree-ssa-dom.c (extract_range_from_cond): Return 0
8926 if the type has variable bounds.
8928 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
8930 * gcse.c: Remove an obsolete comment.
8932 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
8934 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
8936 * doc/extend.texi (Function Attributes) <Attribute const>: The
8937 attribute "pure" is below this text, not above.
8939 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8941 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
8942 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
8943 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
8945 2005-02-20 Zack Weinberg <zack@codesourcery.com>
8948 * langhooks.h (struct lang_hooks): Add to_target_charset.
8949 * langhooks.c (lhd_to_target_charset): New function.
8950 * langhooks-def.h: Declare lhd_to_target_charset.
8951 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
8952 (LANG_HOOKS_INITIALIZER): Update.
8953 * c-common.c (c_common_to_target_charset): New function.
8954 * c-common.h: Declare it.
8955 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
8956 c_common_to_target_charset.
8958 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
8959 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
8961 * system.h: Poison them.
8962 * doc/tm.texi: Don't discuss them.
8963 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
8964 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
8965 (pp_c_char): Do not attempt to generate letter escapes for
8967 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
8968 * config/mips/mips.c (mips_output_ascii): Likewise.
8970 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
8972 PR tree-optimization/19951
8973 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
8976 2005-02-19 Steven Bosscher <stevenb@suse.de>
8979 * function.h (struct function): New field `max_loop_depth'.
8980 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
8981 (flow_loops_find): Reset the max loop depth count before finding loops.
8982 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
8983 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
8984 (calculate_global_regs_live): Make sure the loop will terminate
8985 when the initial sets are not empty.
8987 2005-02-19 Zack Weinberg <zack@codesourcery.com>
8989 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
8991 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
8993 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
8996 * doc/invoke.texi: Remove documentation of %M spec.
8998 (init_spec): Remove %M suffix from -lgcc_s.
8999 (do_spec_1): Remove 'M' case.
9000 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
9001 to put shared libraries in the multilib directory. Remove the
9002 shlib_so_soname substitution variable. Don't add a multilib encoding
9003 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
9004 reported by -print-multi-os-directory. Pass @multilib_dir@ to
9005 SHLIB_INSTALL as well as SHLIB_LINK.
9006 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
9007 (SHLIB_NAME): Delete.
9008 (SHLIB_DIR): New macro.
9009 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
9010 (SHLIB_INSTALL): Adjust accordingly.
9011 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
9012 * config/t-slibgcc-sld: Likewise.
9013 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
9014 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
9015 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
9017 (SHLIBUNWIND_INSTALL): Adjust accordingly.
9018 * config/i386/t-nwld (SHLIB_SONAME): Delete.
9019 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
9020 Use @shlib_base_name@ instead of @shlib_so_name@.
9021 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
9022 and @shlib_base_name@.so in @multilib_dir@.
9023 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
9024 to the install path.
9025 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
9026 (SHLIB_LINK): Remove previous workaround.
9027 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
9028 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
9029 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
9031 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
9032 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
9033 (SHLIB_INSTALL): Adjust accordingly.
9034 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
9035 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
9036 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
9037 config/t-slibgcc-elf-ver.
9039 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
9040 Jakub Jelinek <jakub@redhat.com>
9042 PR tree-optimization/19828
9043 * tree-ssa-loop-im.c: Add a TODO comment.
9044 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
9045 without side-effects.
9047 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9049 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
9052 2005-02-18 James E. Wilson <wilson@specifixinc.com>
9054 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
9055 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
9056 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
9058 (ia64_reorg): Delete fixup_errata call.
9059 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
9060 (TARGET_SWITCHES): Delete -mb-step entry.
9062 2005-02-19 Jakub Jelinek <jakub@redhat.com>
9065 * c-typeck.c (composite_type): Handle quals in transparent unions.
9066 (type_lists_compatible_p): Likewise.
9068 2005-02-18 Stan Shebs <shebs@apple.com>
9070 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
9071 expressions in the .literal8 section.
9073 2005-02-18 Geoffrey Keating <geoffk@apple.com>
9075 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
9077 2005-02-18 Roger Sayle <roger@eyesopen.com>
9079 * fold-const.c (constant_boolean_node): Always create values of the
9080 specified type, don't bother calling truthvalue_conversion.
9082 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9084 * except.c (output_function_exception_table): Call
9085 assemble_external_libcall (eh_personality_libfunc).
9087 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9090 * config/ia64/ia64.h (struct machine_function): Add state_num.
9091 * config/ia64/ia64.c (process_epilogue,
9092 process_for_unwind_directive): Use new unwind state numbers each
9093 time rather than state 1.
9095 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9098 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
9099 before the "*llgt_didi" pattern.
9101 2005-02-18 Jason Merrill <jason@redhat.com>
9103 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
9105 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
9107 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
9108 (div0): Use it in place of ARM_FUNC_ALIAS.
9109 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
9111 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
9114 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
9115 access, the lower bound of the array type if it exists.
9117 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
9120 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
9121 cases that are out-of-range for the index type.
9123 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9125 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
9126 (estimate_case_costs): Don't call convert.
9127 * expmed.c (expand_shift): Likewise.
9128 (make_tree): Call fold_convert instead of convert.
9130 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9133 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
9134 that ref to be marked MEM_READONLY_P doesn't have base that needs
9137 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9139 * genautomata.c (output_get_cpu_unit_code_func,
9140 output_cpu_unit_reservation_p): Don't generate old-style function
9143 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9146 PR tree-optimization/20009
9147 * convert.c (convert_to_integer): Revert 2005-02-16 change.
9149 PR tree-optimization/18947
9150 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
9151 inline, remove all nodes that are inlined into the extern inline
9154 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9156 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
9157 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
9158 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
9159 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
9162 2005-02-17 Roger Sayle <roger@eyesopen.com>
9164 PR tree-optimization/19917
9165 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
9166 to be potentially trapping.
9168 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9170 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
9172 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
9174 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
9175 tem becomes a local variable which is set to the value of the
9176 back end defined INITIAL_FRAME_ADDRESS macro.
9177 (expand_builtin_frame_address): Omit the base parameter to
9178 expand_builtin_return_addr.
9179 (expand_builtin_profile_func): Likewise.
9180 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
9181 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
9182 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
9184 2005-02-17 Jakub Jelinek <jakub@redhat.com>
9186 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
9187 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
9188 * config/frv/frv.c (frv_function_epilogue): Likewise.
9190 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
9192 * lambda-code (perfect_nestify): Remove mark/unmark
9194 * tree-loop-linear.c (linear_transform_loops): Add
9195 rewrite_into_ssa call so that ssa is correct for
9196 rewriting into loop closed.
9198 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
9200 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
9201 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
9203 * bt-load.c (btr_def_live_range, combine_btr_defs,
9204 migrate_btr_def, migrate_btr_defs): Likewise.
9205 * cfgcleanup.c (thread_jump): Likewise.
9206 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
9207 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
9208 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
9209 df_rd_local_compute, df_reg_info_compute): Likewise.
9210 * dominance.c (init_dom_info, free_dom_info): Likewise.
9211 * flow.c (init_propagate_block_info,
9212 free_propagate_block_info): Likewise.
9213 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
9214 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
9215 modify_reg_pav): Likewise.
9216 * loop-invariant.c (find_defs, find_invariant_insn,
9217 find_invariants, free_inv_motion_data): Likewise.
9218 * predict.c (tree_predict_by_opcode,
9219 estimate_bb_frequencies): Likewise.
9220 * stmt.c (expand_case): Likewise.
9221 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
9222 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
9223 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
9224 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
9225 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
9226 rewrite_ssa_into_ssa): Likewise.
9227 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9228 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
9229 analyze_edges_for_bb, perform_edge_inserts): Likewise.
9230 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
9231 * tree-sra.c (tree_sra): Likewise.
9232 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
9233 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9234 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
9235 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9236 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
9237 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
9239 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
9240 calculate_live_on_entry, calculate_live_on_exit,
9241 build_tree_conflict_graph): Likewise.
9242 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
9243 record_important_candidates, set_use_iv_cost, find_depends,
9244 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
9245 tree_ssa_iv_optimize_finalize): Likewise.
9246 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
9247 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
9248 tree_duplicate_loop_to_header_edge): Likewise.
9249 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
9250 * tree-ssa.c (verify_flow_insensitive_alias_info,
9251 verify_name_tags, verify_ssa, init_tree_ssa,
9252 delete_tree_ssa): Likewise.
9253 * tree-ssanames.c (marked_ssa_names, init_ssanames,
9254 fini_ssanames): Likewise.
9255 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
9257 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
9259 * config/rs6000/t-rtems: Completely reworked.
9261 2005-02-17 Ira Rosen <irar@il.ibm.com>
9263 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
9265 2005-02-17 Ira Rosen <irar@il.ibm.com>
9267 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
9268 POINTER_TYPE_P when checking that type is a pointer.
9269 (vect_get_memtag): Remove.
9270 (vect_address_analysis): Use POINTER_TYPE_P. Call
9271 vect_object_analysis with dummy parameter for memtag.
9272 (vect_object_analysis): Extract memtag (functionality that
9273 used to be in vect_get_memtag and moved here). Fix printings.
9274 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
9275 with correct parameters. Remove call to vect_get_memtag.
9277 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
9279 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
9280 (tree-vectorizer.o): Added missing dependencies.
9282 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
9284 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
9285 declaration in tree-vectorizer.c, now has an extern declaration in
9287 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9288 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9289 get_vectype_for_scalar_type, vect_is_simple_use,
9290 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9291 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
9292 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
9293 vectorizable_store, vectorizable_operation, vectorizable_assignment,
9294 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
9295 find_loop_location): Likewise.
9297 * tree-vectorizer.c (langhooks.h): #include removed.
9298 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
9299 moved to tree-vectorized.h.
9300 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9301 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9302 get_vectype_for_scalar_type, vect_is_simple_use,
9303 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9304 vect_supportable_dr_alignment, new_loop_vec_info,
9305 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
9306 vect_set_verbosity_level, find_loop_location): Likewise.
9308 (vect_analyze_loop): Function externalized. Declaration moved to
9309 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
9310 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
9311 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
9312 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
9313 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
9314 vect_enhance_data_refs_alignment, vect_analyze_operations,
9315 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
9316 vect_stmt_relevant_p, vect_get_loop_niters,
9317 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
9318 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
9319 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
9320 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
9321 vect_get_memtag): Likewise.
9323 (vectorizable_load): Function externalized. Declaration moved to
9324 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
9325 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
9326 vect_transform_loop): Likewise.
9327 (vect_transform_stmt): Moved to tree-vect-transform.c.
9328 (vect_align_data_ref, vect_create_destination_var,
9329 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
9330 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
9331 vect_get_vec_def_for_operand, vect_init_vector,
9332 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
9333 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
9334 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
9335 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
9336 vect_do_peeling_for_loop_bound): Likewise.
9338 * tree-vect-analyze.c: New file.
9339 * tree-vect-transform.c: New file.
9341 2005-02-17 Jason Merrill <jason@redhat.com>
9343 PR mudflap/19319, c++/19317
9344 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
9347 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
9349 * doc/install.texi (Specific): Update link for Darwin-specific
9352 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
9354 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
9355 constant_boolean_node.
9357 2005-02-16 David Edelsohn <edelsohn@gnu.org>
9360 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
9361 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
9363 2005-02-16 Richard Henderson <rth@redhat.com>
9366 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
9368 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
9369 replace uses with Wtype_MAXp1_F.
9370 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
9371 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
9372 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
9373 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
9374 and HAVE_TFMODE as appropriate.
9375 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
9376 (__floatdisf): Likewise.
9377 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
9378 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
9379 (Wtype_MAXp1_F): New.
9380 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
9381 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
9383 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
9386 * arm.c (arm_apply_result_size): New function.
9387 * arm.h (APPLY_RESULT_SIZE): Define.
9388 * arm-protos.h (arm_apply_result_size): Add prototype.
9389 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
9390 (movxf): New expand.
9391 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
9392 (call_value_symbol): Remove predicate for operand 0.
9393 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
9394 (untyped_call): Rework to correclty return values for any type.
9395 (untyped_return): New expand.
9396 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
9398 2005-02-16 Stan Shebs <shebs@apple.com>
9400 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
9401 * config/rs6000/t-darwin8: New, for 64-bit multilib.
9403 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9405 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
9406 configure settings on Solaris 7 and later.
9408 2005-02-16 Diego Novillo <dnovillo@redhat.com>
9410 PR tree-optimization/19865
9411 * tree-optimize.c (init_tree_optimization_passes): Run
9412 pass_may_alias after pass_sra.
9414 2005-02-16 Richard Henderson <rth@redhat.com>
9415 Stuart Hastings <stuart@apple.com>
9418 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
9419 Do nothing if debug info suppressed for this function.
9420 (dbxout_begin_function): Early exit if debug info suppressed for
9423 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
9426 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
9428 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9430 PR tree-optimization/19967
9431 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
9432 expand_builtin_strchr, expand_builtin_strrchr): Take a new
9433 argument TYPE. Adjust calls to fold_builtin_XXX.
9434 (expand_builtin, fold_builtin_1): Adjust calls to
9436 (fold_builtin_strchr, fold_builtin_strpbrk,
9437 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
9438 result to a requested type TYPE.
9440 2005-02-16 Jakub Jelinek <jakub@redhat.com>
9443 * fold-const.c (fold): Don't optimize (T)(x & cst) to
9444 (T)x & (T)cst if (T)cst overflows.
9445 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
9446 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
9448 2005-02-15 Jeff Law <law@redhat.com>
9450 * gcse.c (blocks_with_calls): New bitmap.
9451 (alloc_gcse_mem): Allocate it.
9452 (free_gcse_mem): Free it.
9453 (clear_modifY_mem_tables): Clear it.
9454 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
9455 when we encounter CALL_INSNs.
9456 (compute_transp, case MEM): Handle blocks with calls separate
9457 from blocks without calls. Use bitmap iterators rather than
9460 2005-02-15 Peter O'Gorman <peter@pogma.com>
9463 * mklibgcc.in (vis_hide): Use a temporary object file, not
9466 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
9469 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
9470 access optimization.
9472 2005-02-15 David Edelsohn <edelsohn@gnu.org>
9473 Alan Modra <amodra@bigpond.net.au>
9476 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
9477 (_xlqsub): Rename to __gcc_qsub.
9478 (_xlqmul): Rename to __gcc_qmul.
9479 (_xlqdiv): Rename to __gcc_qdiv.
9480 Provide versioned symbol aliases with old names.
9481 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
9482 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
9483 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
9484 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
9485 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
9487 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9489 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
9490 Fold ~(A - 1) and ~(A + -1) to -A.
9492 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9496 * config/host-linux.c (linux_gt_pch_use_address): Copy from
9497 config/pa/pa-host.c:pa_gt_pch_use_address.
9499 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9501 * tree-vn.c (get_value_handle): Make sure that given an
9502 is_gimple_min_invariant expression, we always return it.
9504 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9506 * passes.c (rest_of_handle_gcse): Fix a comment.
9508 2005-02-15 Jeff Law <law@redhat.com>
9510 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9512 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
9513 (canon_list_insert, record_last_mem_set_info): Similarly.
9514 (clear_modify_mem_tables): Similarly.
9516 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9518 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
9519 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
9520 config/mips/mips.md, config/rs6000/aix.h,
9521 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
9523 2005-02-15 Richard Henderson <rth@redhat.com>
9525 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9526 call to be best_edge.
9528 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9530 * basic-block.h: Adjust the prototype for find_basic_blocks.
9531 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
9532 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
9535 * flow.c (recompute_reg_usage): Remove all arguments.
9536 * passes.c (rest_of_compilation): Adjust the call to
9537 recompute_reg_usage.
9538 * rtl.h: Adjust the prototype for recompute_reg_usage.
9540 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9542 * tree-dump.c (dump_files): Update to reflect new member
9544 (dump_register): Add new argument.
9546 (dump_switch_p_1): Check against glob name if doglob was passed.
9547 (dump_switch_p): Check against regular first, then glob if
9548 we didn't have any hits on the dump name.
9549 * tree-optimize.c (register_one_dump_file):
9550 Pass in glob name as well.
9551 * tree-pass.h (struct dump_file_info): Add glob
9554 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9556 PR preprocessor/16323
9557 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9559 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9562 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9563 (trunctfdf2_internal1): New.
9564 (trunctfdf2_internal2): Renamed from trunctfdf2.
9566 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9568 PR tree-optimization/19853
9569 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9571 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9573 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9574 delete_dead_jumptables and cleanup_cfg.
9576 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9578 * reload.c (find_reloads): Swap address_reloaded flags when
9579 swapping commutative operands.
9581 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9583 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9584 Use standard_iv_increment_position for computing the bsi position
9586 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9589 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9592 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
9593 life range of hard registers.
9594 * value-prof.c (insn_prefetch_values_to_profile): Only
9597 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9598 profile in libcalls.
9600 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9602 * bitmap.h (bitmap_and_compl_into): Return bool.
9603 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9605 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9607 PR tree-optimization/19944
9608 * fold-const.c (fold): Re-add ABS_EXPR folding.
9610 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9613 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
9614 {TARGET,MASK}_XL_COMPAT.
9615 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
9617 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9618 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9620 (rs6000_arg_partial_bytes): Same.
9621 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
9622 and XL compatibility enabled.
9623 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
9624 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
9625 test to final condition.
9626 (cmptf_internal2): New.
9627 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
9628 xl-compat. Add TFmode information to description.
9630 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
9632 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
9634 2005-02-13 Jason Merrill <jason@redhat.com>
9637 * fold-const.c (fold_indirect_ref_1): Split out from...
9638 (build_fold_indirect_ref): Here.
9639 (fold_indirect_ref): New fn.
9640 * tree.h: Declare it.
9641 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
9642 (gimplify_modify_expr_rhs): Likewise.
9643 (gimplify_expr): Likewise.
9645 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9647 PR tree-optimization/14303
9648 PR tree-optimization/15784
9649 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
9650 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
9651 ABS_EXPR<x> != 0 to x != 0.
9653 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
9655 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
9656 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
9657 spelling conventions.
9659 * passes.c (rest_of_handle_gcse): Don't run cse_main and
9660 delete_trivially_dead_insns too many times.
9662 * passes.c (rest_of_handle_gcse): Remove dead assignments to
9665 2005-02-12 Ira Rosen <irar@il.ibm.com>
9667 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
9668 (vect_is_simple_iv_evolution): Remove redundant parameter
9670 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
9671 without last parameter.
9672 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
9673 Return pointer step. Call vect_is_simple_iv_evolution without
9674 last parameter. Check only that the step is multiple of size
9675 type. Remove stmt_vinfo updates.
9676 (vect_get_memtag_and_dr): Remove.
9677 (vect_get_memtag): New function.
9678 (vect_address_analysis): New function.
9679 (vect_object_analysis): New function.
9680 (vect_analyze_data_refs): Call vect_object_analysis and
9681 vect_get_memtag. Update stmt_vinfo fields.
9683 2005-02-12 Ira Rosen <irar@il.ibm.com>
9685 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
9686 exist and are objects. Remove checks for pointer.
9687 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
9688 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
9689 (vect_create_data_ref_ptr): Likewise.
9690 (vect_base_addr_differ_p): New function.
9691 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
9692 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
9693 Don't set the DR_BASE_NAME field of data-ref.
9694 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
9696 2005-02-12 Uros Bizjak <uros@kss-loka.si>
9698 * optabs.h (enum optab_index): Add new OTI_ldexp.
9699 (ldexp_optab): Define corresponding macro.
9700 * optabs.c (init_optabs): Initialize ldexp_optab.
9701 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
9703 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
9705 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
9706 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
9708 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
9709 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
9712 2005-02-12 Ira Rosen <irar@il.ibm.com>
9714 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
9716 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
9718 (vect_get_base_and_offset): Always return an address.
9719 (vect_create_addr_base_for_vector_ref): Remove treatment for
9720 different data reference types.
9721 (vect_compute_data_ref_alignment): Rename base to base_address in
9722 stmt_vec_info. Get the object in order to force its alignment.
9723 (vect_get_memtag_and_dr): Rename base to base_address in
9724 stmt_vec_info. Extract the object for memtag analysis.
9726 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
9728 PR regression/19898.
9729 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
9730 changes cc_status, use apply modified_in_p to part of cc_status
9731 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
9734 2005-02-11 Richard Henderson <rth@redhat.com>
9736 * tree-complex.c (expand_complex_libcall): New.
9737 (expand_complex_multiplication): Use it for c99 compliance.
9738 (expand_complex_division): Likewise.
9739 * fold-const.c (fold_complex_add, fold_complex_mult): New.
9741 * builtins.c (built_in_names): Remove const.
9742 * tree.c (build_common_builtin_nodes): Build complex arithmetic
9744 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
9745 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
9746 (built_in_names): Remove const.
9747 * c-common.c (c_common_type_for_mode): Handle complex modes.
9748 * flags.h, toplev.c (flag_complex_method): Rename from
9749 flag_complex_divide_method.
9750 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
9751 __mulsc3, __muldc3, __mulxc3, __multc3): New.
9752 * libgcc2.h: Declare them.
9753 * libgcc-std.ver: Export them.
9754 * mklibgcc.in (lib2funcs): Build them.
9756 2005-02-11 Steven Bosscher <stevenb@suse.de>
9758 PR tree-optimization/19876
9759 Partially revert my change from 2005-01-14
9760 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
9761 (compute_antic): ...and remove the loop here.
9763 2005-02-11 Jakub Jelinek <jakub@redhat.com>
9766 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
9767 is number of inner's bits, avoid creating a BIT_FIELD_REF.
9769 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
9770 crtend.o if -pie. Use %{x:a;:b} spec syntax.
9772 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
9774 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
9775 offsets for the big-endian 32-bit case.
9777 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
9779 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
9781 2005-02-11 Dale Johannesen <dalej@apple.com>
9783 * cselib.c (cselib_process_insn): Clear out regs where
9784 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
9785 * reload.c (find_equiv_reg): Ditto.
9787 2005-02-11 Ian Lance Taylor <ian@airs.com>
9789 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
9792 * tree.c (build_function_type_list): Work correctly if there are
9795 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
9797 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
9798 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
9799 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
9800 TARGET_ZARCH instead of TARGET_64BIT.
9802 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
9804 * config/rs6000/t-rtems:
9805 (MULTILIB_OPTIONS): Remove mcpu=602.
9806 (MUTLILIB_DIRNAMES): Remove m602.
9807 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
9808 Let mcpu=602 match mcpu=603.
9809 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
9811 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9813 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
9816 2005-02-10 David Daney <ddaney@avtrex.com>
9818 * config/alpha/linux-unwind.h: Add exception clause to copyright.
9819 * config/i386/linux-unwind.h: Likewise.
9820 * config/ia64/linux-unwind.h: Likewise.
9821 * config/mips/linux-unwind.h: Likewise.
9822 * config/pa/linux-unwind.h: Likewise.
9823 * config/rs6000/linux-unwind.h: Likewise.
9824 * config/s390/linux-unwind.h: Likewise.
9825 * config/sh/linux-unwind.h: Likewise.
9826 * config/sparc/linux-unwind.h: Likewise.
9828 2005-02-10 Steven Bosscher <stevenb@suse.de>
9830 PR tree-optimization/17549
9831 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
9832 TER to replace a DEF with its expression if the DEF and the
9833 rhs of the expression we replace into have the same root
9836 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
9838 * config/mips/mips.md: Fix the placement of the match_scratch in the
9841 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9843 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
9846 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
9848 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
9849 (strip_offset): Handle addresses.
9850 (add_address_candidates): Use strip_offset.
9851 (difference_cost): Reflect strip_offset change.
9852 (force_var_cost, difference_cost): Strip nops.
9854 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9856 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
9858 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
9859 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
9860 config/cris/cris-protos.h, config/cris/cris.c: Update
9863 2005-02-10 Jeff Law <law@redhat.com>
9865 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
9866 (lookup_avail_expr): Similarly.
9868 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
9870 * builtins.c (fold_builtin_powi): New function.
9871 (fold_builtin_1): Call it.
9873 2005-02-10 Steven Bosscher <stevenb@suse.de>
9875 PR documentation/19309
9876 * doc/cpp.texi: The __GNUC__ and related predefined macros
9877 are also defined for the "standalone" cpp.
9878 Some non-GCC compilers may also define __GNUC__.
9880 2005-02-10 Jakub Jelinek <jakub@redhat.com>
9883 * c-typeck.c (common_type): New routine. Old common_type renamed
9885 (c_common_type): ...this.
9886 (build_conditional_expr, build_binary_op): Use c_common_type instead
9889 2005-02-10 Steven Bosscher <stevenb@suse.de>
9891 * doc/md.texi: Replace @samp{length} with @code{length}.
9893 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9895 PR tree-optimization/18687
9896 * tree-flow.h (find_loop_niter): Declare.
9897 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
9898 Try using scev even for loops with more than one exit.
9899 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
9900 (struct ivopts_data): Added niters field.
9901 (struct nfe_cache_elt): New.
9902 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
9904 (tree_ssa_iv_optimize_init): Initialize niters cache.
9905 (determine_number_of_iterations): Removed.
9906 (find_induction_variables): Do not call determine_number_of_iterations.
9907 Access niters for single exit through niter_for_single_dom_exit.
9908 (add_iv_outer_candidates): Access niters for single exit through
9909 niter_for_single_dom_exit.
9910 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
9911 number_of_iterations_cond.
9912 (iv_period): New function.
9913 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
9914 (may_replace_final_value): Take data argument. Use
9915 niter_for_single_dom_exit.
9916 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
9917 (rewrite_use_compare): Pass data to may_eliminate_iv.
9918 (rewrite_use_outer): Pass data to may_replace_final_value.
9919 (free_loop_data): Clean up the niters cache.
9920 (tree_ssa_iv_optimize_finalize): Free the niters cache.
9921 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
9922 * tree-ssa-loop-niter.c (find_loop_niter): New function.
9923 (find_loop_niter_by_eval): Use tree_int_cst_lt.
9924 (num_ending_zeros): Moved to tree.c.
9925 * tree.h (num_ending_zeros): Declare.
9926 * tree.c (num_ending_zeros): Moved from tree.c.
9928 2005-02-09 Richard Henderson <rth@redhat.com>
9930 * builtins.c (DEF_BUILTIN): Add COND argument.
9931 * tree.h (DEF_BUILTIN): Likewise.
9932 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
9933 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
9935 (DEF_BUILTIN_STUB): New.
9936 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
9937 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
9938 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
9939 * c-common.c (DEF_BUILTIN): Add COND argument.
9940 * tree.c (local_define_builtin): New.
9941 (build_common_builtin_nodes): New.
9943 2005-02-09 Roger Sayle <roger@eyesopen.com>
9945 * fold-const.c (fold_strip_sign_ops): New function to simplify a
9946 floating point expression ignoring the sign of the result.
9947 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
9948 (fold) <MULT_EXPR>: Use it to simplify x*x.
9949 * tree.h (fold_strip_sign_ops): Prototype here.
9950 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
9951 argument. Use fold_strip_sign_ops to simplify the first argument.
9952 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
9953 first argument when the second argument is an even integer
9954 constant, but only with -funsafe_math_optimizations.
9955 (fold_builtin_1): Update call to fold_builtin_copysign.
9957 2005-02-09 Ian Lance Taylor <ian@airs.com>
9960 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
9961 just check whether EH_FILTER_FAILURE falls through.
9963 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
9965 * gcc/haifa-sched.c (schedule_block): Make queued sched group
9966 insns return to ready list in the next turn.
9968 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9971 * builtins.def: New __builtin_powi[lf].
9972 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
9973 (expand_builtin_powi): New function.
9974 (expand_builtin): Dispatch to expand_builtin_powi.
9975 * libgcc2.h: Add prototypes for __builtin_powi[lf].
9976 * libgcc2.c: Add __builtin_powi[lf] implementation.
9977 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
9978 * optabs.h: Add powi_optab.
9979 * optabs.c (init_optabs): Initialize powi_optab.
9980 * doc/extend.texi: Document __builtin_powi[lf].
9982 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
9984 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
9987 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9990 * fold-const.c (try_move_mult_to_index): Remove redundant
9991 type argument. Create ADDR_EXPR with correct type.
9992 (fold): Update callers of try_move_mult_to_index. Convert
9993 result to the appropriate type.
9995 2005-02-09 Roger Sayle <roger@eyesopen.com>
9998 * config/avr/avr.c (default_rtx_costs): Delete.
9999 (avr_operand_rtx_cost): New function.
10000 (avr_rtx_costs): Completely rewrite.
10002 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
10005 * config/cris/cris.c (in_code): New variable.
10006 (cris_output_addr_const): Now a static function, a wrapper for
10008 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
10009 case from old cris_output_addr_const.
10010 (cris_asm_output_label_ref): Similar for LABEL_REF.
10011 (cris_output_addr_const_extra): Similar for UNSPEC.
10012 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
10013 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
10014 * config/cris/cris-protos.h (cris_output_addr_const): Remove
10016 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
10017 (cris_asm_output_label_ref): Declare.
10019 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
10021 PR preprocessor/19801
10022 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
10023 filenames that changed when libcpp was moved to the toplevel.
10025 2005-02-07 Roger Sayle <roger@eyesopen.com>
10027 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10028 zero extensions of BImode operands. Call lowpart_subreg instead
10029 of gen_lowpart_common and gen_lowpart_SUBREG.
10031 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
10034 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
10035 * configure.ac: Set cc_for_cross_gnattools.
10036 * configure: Regenerate.
10038 2005-02-08 Alan Modra <amodra@bigpond.net.au>
10041 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
10043 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10046 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
10047 of nested functions.
10049 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
10051 * doc/extend.texi: Document deprecated extensions allowing
10052 static floating-point members to have initializers and allowing
10053 floating-point literals in integral constant expressions.
10055 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
10057 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
10058 config/darwin7.h, config/mips/mips.c,
10059 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
10062 * cse.c: Update comments.
10064 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
10066 PR middle-end/19775
10067 * builtins.c (fold_builtin_sqrt): Transform
10068 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
10071 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
10072 Dorit Naishlos <dorit@il.ibm.com>
10074 * doc/invoke.texi (ftree-vectorizer-verbose): New.
10075 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
10076 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
10078 * tree.h (vect_set_verbosity_level): New extern function declaration
10080 * tree-vectorizer.h (verbosity_levels): New enum type.
10081 * tree-vectorizer.c (vect_debug_stats): Function removed.
10082 (vect_debug_details): Likewise.
10083 (vect_verbosity_level): Global variable was defined and initialized.
10084 (vect_dump): Global variable definition.
10085 (vect_print_dump_info): New function.
10086 (vect_set_dump_settings): New function.
10087 (vect_set_verbosity_level): New function.
10088 (vectorize_loops): Add call to vect_set_dump_settings.
10090 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
10091 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10092 (slpeel_tree_peel_loop_to_edge): Likewise.
10094 (vect_analyze_offset_expr): Call to vect_print_dump_info with
10095 appropriate verbosity level instead of call to vect_debug_details
10096 or vect_debug_stats.
10097 (vect_get_base_and_offset):
10098 (vect_create_addr_base_for_vector_ref):
10099 (get_vectype_for_scalar_type):
10100 (vect_create_data_ref_ptr):
10101 (vect_init_vector):
10102 (vect_get_vec_def_for_operand):
10103 (vect_finish_stmt_generation):
10104 (vectorizable_assignment):
10105 (vectorizable_operation):
10106 (vectorizable_store):
10107 (vectorizable_load):
10108 (vect_transform_stmt):
10109 (vect_update_ivs_after_vectorizer):
10110 (vect_do_peeling_for_loop_bound):
10111 (vect_update_inits_of_drs):
10112 (vect_do_peeling_for_alignment):
10113 (vect_transform_loop):
10114 (vect_is_simple_use):
10115 (vect_analyze_operations):
10116 (vect_is_simple_iv_evolution):
10117 (vect_analyze_scalar_cycles):
10118 (vect_analyze_data_ref_dependence):
10119 (vect_analyze_data_ref_dependences):
10120 (vect_compute_data_ref_alignment):
10121 (vect_enhance_data_refs_alignment):
10122 (vect_analyze_data_refs_alignment):
10123 (vect_analyze_data_ref_access):
10124 (vect_analyze_data_ref_accesses):
10125 (vect_analyze_pointer_ref_access):
10126 (vect_get_memtag_and_dr):
10127 (vect_analyze_data_refs):
10128 (vect_mark_relevant):
10129 (vect_stmt_relevant_p):
10130 (vect_mark_stmts_to_be_vectorized):
10131 (vect_can_advance_ivs_p):
10132 (vect_get_loop_niters):
10133 (vect_analyze_loop_form):
10134 (vect_analyze_loop):
10135 (vectorize_loops): Likewise.
10137 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
10138 (vect_update_inits_of_drs):
10139 (vect_do_peeling_for_alignment):
10140 (vect_transform_loop):
10141 (vect_analyze_operations):
10142 (vect_analyze_scalar_cycles):
10143 (vect_analyze_data_ref_dependences):
10144 (vect_analyze_data_refs_alignment):
10145 (vect_analyze_data_ref_accesses):
10146 (vect_analyze_data_refs):
10147 (vect_mark_stmts_to_be_vectorized):
10148 (vect_get_loop_niters):
10149 (vect_analyze_loop_form):
10150 (vect_analyze_loop): Likewise.
10151 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
10153 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
10157 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10158 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10159 either -ffast-math or -funsafe-math-optimizations is in use.
10161 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10162 * config/mips/irix-csr.c: New file.
10163 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10164 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10165 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10168 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
10170 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
10171 redundant, incorrect definitions.
10173 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
10175 ("*tls_indirect_call"): New, reference hard regs directly.
10176 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
10178 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10180 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
10181 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
10183 2005-02-06 Roger Sayle <roger@eyesopen.com>
10185 PR rtl-optimization/19800
10186 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
10187 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
10190 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10192 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
10194 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
10197 * doc/invoke.texi: Correct documentation of -freorder-functions.
10199 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10202 * doc/invoke.texi: Don't mention gccbug.
10204 2005-02-06 Roger Sayle <roger@eyesopen.com>
10205 Andrew Pinski <pinskia@physics.uc.edu>
10206 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10208 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10209 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
10210 into just (zero_extract:SI FOO (const_int 1) BAR).
10212 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10214 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
10215 macro locally. Don't give last revision date. Use GCC version
10216 number from gcc-common.texi.
10217 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
10218 revision date. Use GCC version number from gcc-common.texi.
10219 Describe being a library as current state rather than as 3.x
10221 * doc/gcc.texi: Remove last update date.
10222 * doc/gccint.texi: Likewise. Update copyright dates.
10223 * doc/install.texi: Update copyright dates.
10225 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10228 * doc/invoke.texi: Mention for each option included in -Wall that
10229 it is included in -Wall.
10230 * doc/gcc.texi: Update copyright and last modification date.
10232 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10234 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
10235 unnecessary cast to original induction variable increments.
10237 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10239 PR tree-optimization/18219
10240 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
10241 in distributed form.
10243 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
10245 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
10246 Set bitpos and offset later in the function. Do nothing if the
10247 target is a register and if the bitfield lies completely outside
10249 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
10250 here. Return an uninitialised register if the source value is stored
10251 in a register and the bitfield lies completely outside that register.
10253 2005-02-06 Steven Bosscher <stevenb@suse.de>
10255 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
10258 2005-02-06 Marcin Dalecki <martin@dalecki.de>
10260 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
10262 2005-02-06 Geoffrey Keating <geoffk@apple.com>
10264 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
10265 * config/darwin8.h: New.
10266 * config/darwin7.h: Update comment.
10268 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10269 Dorit Naishlos <dorit@il.ibm.com>
10271 * tree-vectorizer.h (LOC): New type.
10272 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
10273 (loop_line_number): New field in struct _loop_vec_info.
10274 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
10276 * tree-vectorizer.c (input.h): Included.
10277 (find_loop_location): New function.
10278 (vect_debug_stats): Argument changed from loop to LOC. Computation of
10279 loop line number removed.
10280 (vect_debug_details): Likewise.
10281 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
10283 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
10284 call to vect_debug_details/stats changed from loop to loop_loc.
10285 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10286 (slpeel_tree_peel_loop_to_edge): Likewise.
10288 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
10289 changed from NULL to UNKNOWN_LOC.
10290 (vect_get_base_and_offset):
10291 (vect_create_addr_base_for_vector_ref):
10292 (get_vectype_for_scalar_type):
10293 (vect_create_data_ref_ptr):
10294 (vect_init_vector):
10295 (vect_get_vec_def_for_operand):
10296 (vect_finish_stmt_generation):
10297 (vectorizable_assignment):
10298 (vectorizable_operation):
10299 (vectorizable_store):
10300 (vectorizable_load):
10301 (vect_transform_stmt):
10302 (vect_update_ivs_after_vectorizer):
10303 (vect_do_peeling_for_loop_bound):
10304 (vect_do_peeling_for_alignment):
10305 (vect_transform_loop):
10306 (vect_is_simple_use):
10307 (vect_analyze_operations):
10308 (vect_is_simple_iv_evolution):
10309 (vect_analyze_scalar_cycles):
10310 (vect_analyze_data_ref_dependences):
10311 (vect_compute_data_ref_alignment):
10312 (vect_enhance_data_refs_alignment):
10313 (vect_analyze_data_ref_access):
10314 (vect_analyze_data_ref_accesses):
10315 (vect_analyze_pointer_ref_access):
10316 (vect_get_memtag_and_dr):
10317 (vect_analyze_data_refs):
10318 (vect_mark_relevant):
10319 (vect_stmt_relevant_p):
10320 (vect_mark_stmts_to_be_vectorized):
10321 (vect_can_advance_ivs_p):
10322 (vect_get_loop_niters):
10323 (vect_analyze_loop):
10324 (vectorize_loops): Likewise.
10326 (vectorizable_load): Argument in call to vect_debug_details/stats
10327 changed from loop to LOOP_LOC (loop_vinfo).
10328 (vect_transform_loop):
10329 (vect_analyze_operations):
10330 (vect_analyze_scalar_cycles):
10331 (vect_analyze_data_ref_dependence):
10332 (vect_enhance_data_refs_alignment):
10333 (vect_analyze_data_ref_accesses):
10334 (vect_analyze_pointer_ref_access):
10335 (vect_analyze_data_refs):
10336 (vect_analyze_loop): Likewise.
10338 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
10339 changed from loop to loop_loc.
10341 (vect_enhance_data_refs_alignment): Removed unused variable loop.
10343 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10344 Dorit Naishlos <dorit@il.ibm.com>
10346 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
10348 (vect_analyze_data_ref_dependences): Likewise.
10350 (vect_is_simple_use): Argument changed from loop structure to
10351 loop_vect_info structure.
10352 (vect_can_advance_ivs_p): Likewise.
10353 (vect_create_index_for_vector_ref): Likewise.
10354 (vect_update_ivs_after_vectorizer): Likewise.
10355 (new_stmt_vec_info): Likewise.
10357 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
10358 changed from loop to loop_vinfo.
10359 (vect_create_data_ref_ptr): First argument in call to
10360 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
10361 (vectorizable_assignment): Second argument in call to vect_is_simple_use
10362 was changed from loop to loop_vinfo.
10363 (vectorizable_operation): Likewise.
10364 (vectorizable_store): Likewise.
10365 (vect_mark_stmts_to_be_vectorized): Likewise.
10366 (vect_do_peeling_for_loop_bound): First argument in call to
10367 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
10368 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
10369 was changed from loop to loop_vinfo.
10370 (vect_analyze_data_ref_dependences): Third argument in call to
10371 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
10373 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
10374 (vect_create_data_ref_ptr): Likewise.
10375 (vect_init_vector): Likewise.
10376 (vect_get_vec_def_for_operand): Likewise.
10377 (vectorizable_assignment): Likewise.
10378 (vectorizable_operation): Likewise.
10379 (vectorizable_store): Likewise.
10380 (vectorizable_load): Likewise.
10381 (vect_update_ivs_after_vectorizer): Likewise.
10382 (vect_is_simple_use): Likewise.
10383 (vect_analyze_data_ref_dependence): Likewise.
10384 (vect_analyze_pointer_ref_access): Likewise.
10385 (vect_can_advance_ivs_p): Likewise.
10387 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
10388 before _stmt_vec_info.
10389 (_stmt_vec_info): Loop field replaced by loop_vec_info.
10390 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
10391 (new_stmt_vec_info): Argument changed from loop structure to
10392 loop_vect_info structure
10394 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
10395 (vect_analyze_offset_expr): Avoid 80 columns overflow.
10396 (vect_create_addr_base_for_vector_ref): Likewise.
10397 (vect_analyze_pointer_ref_access): Likewise.
10399 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10402 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
10403 phi flag if the phi is abnormal.
10405 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10408 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
10409 information for the new statement.
10411 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10414 * gcc.c (main): Include the target in -v output.
10416 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
10418 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
10419 Do not drop the extend if we'd have to add a paradoxical subreg
10420 later. Include optabs.h and insn-codes.h.
10421 * Makefile.in (combine.o): Depend on $(OPTABS_H).
10423 2005-02-02 Roger Sayle <roger@eyesopen.com>
10425 PR middle-end/19405
10426 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
10427 * fold-const.c (const_binop): Avoid constant folding floating
10428 point operations in modes that use composite representations.
10429 * simplify-rtx.c (simplify_binary_operation): Likewise.
10431 2005-02-02 Geoffrey Keating <geoffk@apple.com>
10433 * config/rs6000/altivec.md (altivec_dst): Make the first operand
10435 (altivec_dstt): Likewise.
10436 (altivec_dstst): Likewise.
10437 (altivec_dststt): Likewise.
10438 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
10441 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10443 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
10444 EXPR_LOCUS from orig_cond to the new cond_stmt.
10445 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
10448 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10450 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
10451 standard_iv_increment_position. Remove call to bsi_next
10452 (no need to bump the iterator anymore).
10453 (vect_create_index_for_vector_ref): Call
10454 standard_iv_increment_position. Remove second function argument.
10455 (vect_finish_stmt_generation): Remove call to bsi_next
10456 (no need to bump the iterator anymore).
10457 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
10458 to vect_create_index_for_vector_ref.
10460 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10462 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
10463 phis are used out of the loop.
10465 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10468 * c-decl.c (undef_nested_function): New variable.
10469 (pop_scope): Diagnose undefined nested functions.
10470 (finish_function): Don't attempt cgraph processing or genericizing
10471 if current top-level function contained an undefined nested
10472 function. Reset undef_nested_function at the end of a top-level
10475 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
10477 * tree.c (build_int_cst_type): Take sign of the value into account
10478 when deciding whether sign extend the value.
10480 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10483 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
10484 (cpp_options, cc1_options): Change %{std*&ansi} to
10485 %{std*&ansi&trigraphs}.
10487 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10489 * cse.c: Update comments.
10491 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
10493 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
10494 arguments go on the stack. Do not put complex doubles in odd/even
10497 2005-02-02 Steven Bosscher <stevenb@suse.de>
10499 * doc/invoke.texi: Update the options enabled at -O1, -O2,
10500 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
10501 -ftree-pre, and -fthread-jumps.
10503 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10505 PR tree-optimization/19578
10506 * tree-flow.h (modified_noreturn_calls): Declare.
10507 (noreturn_call_p): Declare.
10508 * tree-flow-inline.h (noreturn_call_p): New function.
10509 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
10510 * tree-cfg.c (modified_noreturn_calls): New variable.
10511 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
10512 that contain a mid-block noreturn call.
10513 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
10515 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10517 * df.c (df_def_record_1, df_uses_record): Don't use
10519 * df.h (DF_FOR_REGALLOC): Remove.
10521 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10524 * c-typeck.c (really_start_incremental_init): Reset
10525 constructor_max_index for arrays of incomplete type.
10527 2005-02-02 Jeff Law <law@redhat.com>
10529 * gcse.c (struct reg_set): Store the block index where the register
10530 was set rather than the setting insn.
10531 (record_one_set, compute_transp): Corresponding changes.
10532 (pre_insert_copy_insn): Do not call replace_one_set.
10533 (replace_one_set): Remove.
10535 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10538 * doc/gcov.texi: Fix typo.
10540 2005-02-01 Richard Henderson <rth@redhat.com
10543 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
10544 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
10546 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10547 * config/i386/i386-protos.h: Update.
10549 2005-02-01 Steven Bosscher <stevenb@suse.de>
10551 PR tree-optimization/19217
10552 * tree-cfg.c (verify_expr): Use the data field to see if TP was
10553 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
10554 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
10555 that it is walking a PHI node.
10557 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10559 * doc/extend.texi (Nested Functions): Update.
10561 2005-02-01 Richard Henderson <rth@redhat.com>
10564 * optabs.c (expand_copysign_absneg): Export.
10565 * optabs.h (expand_copysign_absneg): Declare.
10566 * config/rs6000/rs6000.md (copysigntf3): New.
10568 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10570 PR tree-optimization/19633
10571 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
10572 * tree-ssa-alias.c (init_alias_info): Initialize.
10573 (merge_pointed_to_info): Set.
10574 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
10575 (dump_points_to_info_for): Show value of pt_null.
10576 (struct count_ptr_d): Declare.
10577 (find_ptr_dereference): Remove.
10578 (ptr_is_dereferenced_by): Remove.
10579 (count_ptr_derefs): New local function.
10580 (count_uses_and_derefs): New local function.
10581 (compute_points_to_and_addr_escape): Call it. If the number
10582 of dereferences is greater than zero, mark the pointer as
10583 dereferenced. If there are fewer dereferences than uses of
10584 the pointer, the pointer's value escapes.
10586 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10588 PR tree-optimization/19670
10589 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10591 (verify_use): ... set it here, instead.
10593 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10595 * doc/sourcebuild.texi (Test directives): Fix formatting.
10597 * doc/sourcebuild.texi (Test directives): Describe selector
10600 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10602 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10603 specific 64-bit CPUs.
10605 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10608 * arm.c (arm_eliminable_register): New function.
10609 (adjacent_mem_locations): Don't allow eliminable registers. Use
10610 HOST_WIDE_INT for address offsets.
10611 * arm-protos.h (arm_eliminable_register): Add prototype.
10613 2005-02-01 Steven Bosscher <stevenb@suse.de>
10615 PR optimization/15242
10616 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
10617 * basic-block.h (duplicate_computed_gotos): Add prototype.
10618 * bb-reorder.c (duplicate_computed_gotos): New function to
10619 duplicate sufficiently small blocks ending in a computed jump.
10620 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
10621 if not optimizing for size.
10622 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
10623 never do tail merging for blocks ending in a computed jump.
10624 * doc/invoke.texi: Document the max-goto-duplication-insns param.
10626 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
10628 Patch from Richard Sandiford <rsandifo@redhat.com>
10629 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
10630 from inheriting a subreg equivalence with a non-spill register.
10632 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
10634 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
10636 * config/frv/frv.c (movcc_fp_destination_operand): New.
10637 (gpr_or_memory_operand): Fix typo in comment.
10638 (gpr_or_memory_operand_with_scratch): New.
10639 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
10640 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
10641 movcc_fp_destination_operand.
10642 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
10643 Legitimize memory addresses using a scratch register.
10645 2005-01-31 Jeff Law <law@redhat.com>
10647 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
10648 bitmap a sparse bitmap instead of a simple bitmap.
10649 (mark_def_sites_initialize_block): Corresponding changes.
10650 (ssa_mark_def_sites_initialize_block): Likewise.
10651 (ssa_mark_phi_uses): Likewise.
10652 (mark_def_site, ssa_mark_def_sites): Likewise.
10653 (mark_def_site_blocks): Likewise.
10654 (rewrite_ssa_into_ssa): Likewise.
10656 * tree-ssa-dom.c (record_cond): Pass correct variable type
10657 for last argument to htab_find_slot_with_hash.
10659 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
10660 effects when optimizing 0 % X. Do not try to optimize X % 0.
10662 2005-01-31 James E. Wilson <wilson@specifixinc.com>
10664 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
10667 2005-02-01 Eric Christopher <echristo@redhat.com>
10669 * config/mips/mips.c (override_options): Warn if -mint64
10671 * doc/invoke.texi (MIPS Options): Document that -mint64 is
10674 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
10676 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
10678 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
10679 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
10680 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
10681 (cached_regno): Initialize to INVALID_REGNUM.
10682 (cse_reg_info_table_size,
10683 cse_reg_info_table_first_uninitialized,
10684 cse_reg_info_timestamp): New.
10685 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
10687 (init_cse_reg_info, get_cse_reg_info_1): New.
10688 (get_cse_reg_info): Cache the last look-up.
10689 (new_basic_block): Update the code to clear mappings from
10690 registers to cse_reg_info entries.
10691 (cse_main): Call init_cse_reg_info.
10693 * cse.c (get_cse_reg_info): Update a comment.
10695 2005-01-31 Steven Bosscher <stevenb@suse.de>
10698 * c-decl.c (start_decl): Do not warn about arrays of elements with
10699 an incomplete type here.
10700 (grokdeclarator): Do it here by making a pedwarn an error.
10701 * c-typeck.c (push_init_level): If there were previous errors with
10702 the constructor type, do not warn about braces for initializers.
10703 (process_init_element): Likewise for excess initializer elements.
10705 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
10707 * cse.c (delete_trivially_dead_insn): Don't iterate.
10709 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
10711 * config/rs6000/rs6000.md (copysignsf3): New expand.
10712 (copysigndf3): Likewise.
10714 2005-01-31 Steven Bosscher <stevenb@suse.de>
10716 * recog.c (constrain_operands): Only look for earlyclobber operand
10717 conflicts if an '&' constraint was seen.
10719 2005-01-31 Marc Espie <espie@openbsd.org>
10721 * config.gcc: Don't include embedded systems fragment, switches default
10722 debugging format to ELF.
10723 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
10724 longer pick it up there.
10726 2005-01-31 Dale Johannesen <dalej@apple.com>
10728 * doc/extend.texi (nested functions): Fix linkage description.
10729 Clarify that static is not allowed.
10731 2005-01-31 Dale Johannesen <dalej@apple.com>
10733 * config/rs6000/darwin.md (movsf_low_di): Make work.
10734 (movdf_low_di): Make work.
10736 2005-01-31 Dale Johannesen <dalej@apple.com>
10738 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
10739 Make work for 64 bit.
10741 2005-01-31 Roger Sayle <roger@eyesopen.com>
10742 Dale Johannesen <dalej@apple.com>
10744 PR middle-end/19650
10745 * fold-const.c (fold_binary_op_with_conditional_arg):
10746 Make types match original operands, before STRIP_NOPS.
10748 2005-01-31 Alan Modra <amodra@bigpond.net.au>
10750 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
10751 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
10752 (struct gcc_sigcontext): Delete. Merge contents to..
10753 (struct gcc_ucontext): ..here.
10754 (get_sigcontext): Delete.
10755 (get_regs): New function, like get_sigcontext but return regs ptr.
10756 64-bit version finds regs from r1 to support vdso.
10757 (ppc_linux_aux_vector): New function.
10758 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
10761 2005-01-31 Ira Rosen <irar@il.ibm.com>
10763 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
10765 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
10766 redundant fold. Fix misalignment for MINUS_EXPR.
10767 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
10768 (vect_analyze_pointer_ref_access): Likewise.
10769 (vect_get_memtag_and_dr): Likewise.
10771 2005-01-31 Richard Henderson <rth@redhat.com>
10773 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
10774 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
10775 absnegdf2_i387, absnegxf2_i387): Likewise.
10777 2005-01-31 Richard Henderson <rth@redhat.com>
10780 * optabs.c (expand_copysign_absneg): New.
10781 (expand_copysign_bit): Split out from ...
10782 (expand_copysign): ... here. Use expand_copysign_absneg.
10784 2005-01-30 Roger Sayle <roger@eyesopen.com>
10786 PR middle-end/19697
10787 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
10788 constant as the second operand and a register as the third.
10790 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10793 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
10794 that dllimport'd functions do not use all call-clobbered registers
10795 to pass parameters.
10797 2005-01-30 Richard Henderson <rth@redhat.com>
10800 * optabs.c (expand_absneg_bit): Split out from expand_unop and
10801 expand_abs_nojump and generalize. Use operand_subword and
10802 emit_no_conflict_block. Support large modes.
10803 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
10805 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
10806 negation to subtraction.
10807 (expand_copysign): Check that the format has signed zeros.
10808 Use operand_subword and emit_no_conflict_block. Support large modes.
10810 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
10812 Fix PR tree-optimization/19624
10814 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
10815 * tree-ssa-pre.c: Add cfgloop.h.
10817 (pre_stats): New member, constified.
10818 (inserted_exprs): New static variable.
10819 (NECESSARY): New macro.
10820 (create_expression_by_pieces): Fold the expression, and
10821 mark it as defaulting to not necessary. Also put in
10823 (fully_constant_expression): New function.
10824 (insert_into_preds_of_block): Modify to not insert phis when we
10825 are playing with induction variables.
10826 Push phis onto the inserted_exprs vector, and mark them as not
10827 necessary by default.
10828 (insert_aux): Call fully_constant_expression on eprime.
10829 If all edges produce the same value, mark it constant.
10830 (mark_operand_necessary): New function.
10831 (remove_dead_inserted_code): New function.
10832 (init_pre): Init loop optimizer to get loop info.
10833 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
10834 (execute_pre): Commit edge inserts, then remove dead code.
10836 2005-01-30 Richard Henderson <rth@redhat.com>
10838 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
10839 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
10841 2005-01-30 Richard Henderson <rth@redhat.com>
10844 * config/i386/i386.c (ix86_expand_copysign): New.
10845 (ix86_split_copysign_const): New.
10846 (ix86_split_copysign_var): Rename from ix86_split_copysign,
10847 rearrange op1/nmask operands.
10848 * config/i386/i386-protos.h: Update.
10849 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
10850 (copysigndf3): Likewise.
10851 (copysignsf3_const, copysigndf3_const): New.
10852 (copysignsf3_var): Rename from copysignsf3, split out splitter
10853 and fix split predicate for X constraint.
10854 (copysigndf3_var): Similarly.
10856 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
10858 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
10859 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
10860 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
10862 2005-01-29 Richard Henderson <rth@redhat.com>
10865 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
10866 of # and * in constraints.
10868 2005-01-29 Richard Henderson <rth@redhat.com>
10870 PR middle-end/19689
10871 * expr.c (store_field): Don't strip sub-mode cast when the input
10872 data is even smaller.
10874 2005-01-29 Richard Henderson <rth@redhat.com>
10876 PR middle-end/19687
10877 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
10880 2005-01-29 Richard Henderson <rth@redhat.com>
10882 * combine.c (make_field_assignment): Fix argument order
10885 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
10887 PR tree-optimization/15791
10888 * fold-const.c (extract_array_ref): New function.
10889 (fold): Fold comparisons between &a[i] and &a[j] or
10890 semantically equivalent trees.
10892 2005-01-29 Jeff Law <law@redhat.com>
10894 * gcse.c (insert_expr_in_table): Revamp handling of available
10895 and anticipatable occurrence lists to avoid unnecessary list
10897 (insert_set_in_table): Similarly.
10899 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
10901 * c-common.c (fix_string_type): Just use c_build_qualified_type to
10903 (c_build_qualified_type): Build qualified array types with
10904 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
10905 * c-decl.c (c_make_fname_decl): Build unqualified array type
10906 before qualified type.
10907 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
10908 type is qualified, not just if type itself is. Don't apply
10909 qualifiers to array type when declarator is processed. Apply
10910 qualifiers to field type whether or not it is an array type.
10911 Don't handle array types specially for applying qualifiers to
10913 * c-typeck.c (composite_type): Build unqualified element type and
10914 array type when forming composite of array types.
10915 (common_pointer_type, comptypes, comp_target_types,
10916 type_lists_compatible_p, build_indirect_ref, build_array_ref,
10917 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
10919 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
10920 (args2) in variables a1 and a2.
10922 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
10924 * cse.c (n_elements_made, max_elements_made): Remove.
10925 (insert): Don't touch n_elements_made.
10926 (cse_main): Don't touch n_elements_made or max_elements_made.
10928 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
10931 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
10932 configuration part of dp-bit.c to be lost.
10934 2005-01-28 Roger Sayle <roger@eyesopen.com>
10936 * expmed.c (expand_mult_highpart_optab): When attempting to use
10937 a non-widening multiplication in a wider mode, the operands need
10938 to be converted (zero or sign extended) to that mode.
10940 2005-01-28 Ian Lance Taylor <ian@airs.com>
10942 PR middle-end/16558
10943 PR middle-end/19583
10944 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
10945 through if both operands fall through.
10947 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10949 * cse.c (fold_rtx) <PC>: Don't optimize.
10951 2005-01-28 Jeff Law <law@redhat.com>
10953 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
10954 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
10956 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10958 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
10959 cse_reg_info_used_list_end): Remove.
10960 (cse_reg_info_list, cse_reg_info_list_free): New.
10961 (get_cse_reg_info): When allocating an instance of
10962 cse_reg_info, add it to the beginning of the cse_reg_info_list
10963 list. Remove code to maintain cse_reg_info_used_list.
10964 (new_basic_block): Reset the free list to the beginning of
10967 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
10969 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
10970 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
10971 (frv_expand_mdpackh_builtin): New function.
10972 (frv_expand_builtin): Use it to expand __MDPACKH.
10973 * doc/extend.texi (__MDPACKH): Update documentation.
10975 2005-01-28 Uros Bizjak <uros@kss-loka.si>
10977 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
10978 SSE_FLOAT_MODE_P for use_sse computation.
10980 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
10983 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
10985 2005-01-27 Richard Henderson <rth@redhat.com>
10987 * builtins.c (expand_builtin_copysign): New.
10988 (expand_builtin): Call it.
10989 * genopinit.c (optabs): Add copysign_optab.
10990 * optabs.c (init_optabs): Initialize it.
10991 (expand_copysign): New.
10992 * optabs.h (OTI_copysign, copysign_optab): New.
10993 (expand_copysign): Declare.
10995 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
10996 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
10998 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
10999 (ix86_expand_fp_absneg_operator): ... here.
11000 (ix86_split_copysign): New.
11001 * config/i386/i386-protos.h: Update.
11002 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
11003 (copysignsf3, copysigndf3): New.
11005 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
11006 (copysignsf3, ncopysignsf3): New.
11007 (copysigndf3, ncopysigndf3): New.
11008 (copysignxf3, ncopysignxf3): New.
11009 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
11011 2005-01-27 Arend Bayer <arend.bayer@web.de>
11012 Kazu Hirata <kazu@cs.umass.edu>
11014 * cse.c: (find_best_addr): Don't call copy_rtx before calling
11015 fold_rtx. Save cost recomputation if fold_rtx did nothing.
11016 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
11019 2005-01-27 Jeff Law <law@redhat.com>
11021 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
11022 definitions of SSA_NAMEs which are not being rewritten.
11023 (rewrite_ssa_into_ssa): Only initialize the current definition
11024 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
11025 If checking is enabled, assert that SSA_NAME_AUX is clear for all
11026 SSA_NAMEs before returning.
11028 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
11030 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
11031 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
11032 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
11033 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
11034 config/mips/iris6.h, config/sh/sh.c: Update copyright.
11036 2005-01-27 Steven Bosscher <stevenb@suse.de>
11038 PR middle-end/17278
11039 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
11040 higher to -O2 and higher. Likewise for tree PRE.
11041 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
11044 2005-01-27 Ian Lance Taylor <ian@airs.com>
11046 PR middle-end/19583
11047 * gimple-low.c (try_catch_may_fallthru): New static function.
11048 (block_may_fallthru): Handle TRY_CATCH_EXPR.
11049 * tree-inline.c (expand_call_inline): Don't warn about reaching
11050 the end of a non-void function being inlined if the function uses
11053 2005-01-27 Jakub Jelinek <jakub@redhat.com>
11055 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
11058 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
11059 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
11060 (implicitly_declare): Handle error_mark_node.
11062 2005-01-27 Richard Henderson <rth@redhat.com>
11065 * tree.h (struct tree_decl): Add debug_expr_is_from.
11066 (DECL_DEBUG_EXPR_IS_FROM): New.
11067 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
11068 * dwarf2out.c (dwarf2out_var_location): Update to match.
11069 * tree-outof-ssa.c (create_temp): Likewise.
11070 * var-tracking.c (track_expr_p): Likewise.
11071 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
11072 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
11073 * toplev.c (default_tree_printer): Likewise.
11075 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
11077 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
11078 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
11080 2005-01-27 Steven Bosscher <stevenb@suse.de>
11082 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
11083 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
11084 ASM_CLOBBERS): Add tree checks.
11086 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
11087 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
11088 * c-common.def (SWITCH_STMT): Update to match.
11089 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
11090 macros instead of SWITCH_EXPR ones.
11091 * c-dump.c (c_dump_tree): Likewise.
11092 * c-gimplify.c (gimplify_switch_stmt): Likewise.
11093 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
11095 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
11097 2005-01-27 Alan Modra <amodra@bigpond.net.au>
11099 * unwind-dw2.c (execute_stack_op): Add missing cases for
11100 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
11102 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
11104 * config.gcc (Obsolete configurations): Remove 'dummy', add
11105 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
11108 2005-01-26 Diego Novillo <dnovillo@redhat.com>
11110 PR tree-optimization/19633
11111 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
11113 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
11114 are no call-clobbered variables.
11115 * tree-outof-ssa.c (check_replaceable): Return false for calls
11118 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
11120 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
11121 even for variables with NULL DECL_INITIAL.
11123 2005-01-26 Stuart Hastings <stuart@apple.com>
11125 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
11127 2005-01-26 Richard Henderson <rth@redhat.com>
11129 PR middle-end/18008
11130 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11132 * expr.c (store_field): Strip conversions to odd-bit-sized types
11133 if the destination field width matches.
11135 2005-01-26 Richard Henderson <rth@redhat.com>
11137 * c-decl.c, expmed.c, expr.c: Revert last change.
11139 2005-01-26 Richard Henderson <rth@redhat.com>
11141 PR middle-end/18008
11142 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11144 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
11145 if we don't need the bits above those present in the current mode.
11146 * expr.c (store_field): Strip conversions to odd-bit-sized types
11147 if the destination field width matches.
11149 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11151 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11152 either -ffast-math or -funsafe-math-optimizations is in use.
11154 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
11158 * config/avr/avr.c (notice_update_cc): Only set condition code for
11159 ashrqi3 if shift count > 0.
11160 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
11161 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
11162 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
11163 count <= 0 as a no-op, and shift count >= width by copying zero
11164 or sign bit to all bits of the result.
11165 * config/avr/avr.md (all shifts): Add alternatives for zero shift
11166 count, with attribute "length" set to 0 and "cc" set to "none".
11168 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11170 * doc/invoke.texi: Document -mTLS.
11172 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
11173 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
11174 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
11175 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
11176 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
11177 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
11178 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
11179 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
11181 * configure.ac: Check for a TLS capable gas.
11183 * configure: Regenerate.
11185 2005-01-26 Richard Henderson <rth@redhat.com>
11187 PR middle-end/18008
11188 * combine.c (make_field_assignment): Simplify store to zero_extract
11189 from a source with an overlapping mask.
11191 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11193 2004-11-11 Eric Christopher <echristo@redhat.com>
11195 * config/frv/frv.md: Add fr400_integer automaton. Don't
11196 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
11199 2005-01-26 Steven Bosscher <stevenb@suse.de>
11201 PR middle-end/16585
11202 * cfgbuild.c (make_edges): Do not clear or set
11203 current_function_has_computed_jump.
11204 * function.h (struct function): Remove the has_computed_jump field.
11205 (current_function_has_computed_jump): Do not define.
11206 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
11207 in a computed jump. Ignore current_function_has_computed_jump.
11209 2005-01-26 Richard Henderson <rth@redhat.com>
11211 PR middle-end/19515
11212 * expr.c (categorize_ctor_elements): New argument p_must_clear.
11213 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
11215 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
11216 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
11217 objects into static storage if they have more than one non-zero value.
11218 * tree.h (categorize_ctor_elements): Update decl.
11220 2005-01-26 Steven Bosscher <stevenb@suse.de>
11222 PR middle-end/19616
11223 * tree.h (CALL_EXPR_TAILCALL): Add comment.
11224 * calls.c (check_sibcall_argument_overlap_1): Revert the change
11225 to this function from 2004-07-10.
11226 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
11227 the current function for tail call optimizations if the address
11228 of one of it its arguments is taken.
11230 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
11232 * cse.c (fold_rtx): Call equiv_constant only when necessary.
11234 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
11236 * function.c (expand_function_end): If current_function_calls_alloca,
11237 emit stack restore in a place that is reached when the function falls
11238 through at the end.
11240 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
11242 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
11243 rule to avoid matching inappropriate suffix rule.
11245 2005-01-26 Jan Hubicka <jh@suse.cz>
11247 PR tree-optimization/19241
11248 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
11250 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11252 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
11253 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
11255 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
11256 <sim*>: Always use crt1.o, regardless of N in simN.
11257 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11258 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
11259 (CRT_CALL_STATIC_FUNCTION): Remove.
11260 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
11261 use crt1.o, regardless of N in simN.
11262 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11263 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
11264 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
11265 case isystem setting.
11266 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
11268 2005-01-25 Ian Lance Taylor <ian@airs.com>
11270 * gimple-low.c (block_may_fallthru): Correct handling of
11271 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
11273 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11275 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
11276 handlers to match indentation; nested under the mtune=* handler.
11277 Similar for mcpu= and march=.
11279 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
11281 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
11282 * config/mips/linux64.h (LIB_SPEC): Likewise.
11283 * config/mn10300/linux.h (LIB_SPEC): Likewise.
11284 * config/sh/linux.h (LIB_SPEC): Likewise.
11286 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
11288 * config/frv/frv.c (frv_legitimize_tls_address): New.
11289 (TARGET_HAVE_TLS): Define.
11290 (FRV_SYMBOL_REF_TLS_P): Define.
11291 (frv_override_options): Handle new register classes.
11292 (frv_legitimate_address_p): Reject tls addresses.
11293 (frv_legitimize_address): Handle TLS addresses.
11294 (gen_inlined_tls_plt): New.
11295 (gen_tlsmoff): New.
11296 (frv_legitimize_tls_address): New.
11297 (unspec_got_name): Add TLS entries.
11298 (got12_operand): Add R_FRV_TLSMOFF12 case.
11299 (frv_emit_move): Fixup TLS addresses.
11300 (frv_emit_movsi): Legitimize TLS addresses.
11302 * config/frv/frv.h (MASK_BIG_TLS): New.
11303 (TARGET_BIG_TLS): New.
11304 (HAVE_AS_TLS): Define.
11305 (TARGET_SWITCHES): Add -mTLS and -mtls options.
11306 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
11307 (REG_CLASS_NAMES): Same.
11308 (REG_CLASS_CONTENTS): Same.
11309 (CONSTRAINT_LEN): New.
11310 (REG_CLASS_FROM_CONSTRAINT): New.
11311 (PREDICATE_CODES): Add symbolic_operand.
11313 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
11314 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
11315 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
11316 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
11317 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
11318 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
11319 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
11320 GR9_REG, GR14_REG, LRREG.
11321 (type): Add load_or_call attribute.
11322 ("load_or_call"): New reservation.
11323 ("call_gettlsoff"): New.
11324 ("tls_indirect_call"): New.
11325 ("tls_load_gottlsoff12"): New.
11326 ("tlsoff_hilo"): New.
11327 ("tls_tlsdesc_ldd"): New.
11328 ("tls_tlsoff_ld"): New.
11331 * config/frv/frv-protos.h (symbolic_operand): Protoize.
11333 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
11335 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
11336 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
11337 * config/frv/frv.c (TLS_BIAS): Define.
11338 (frv_output_dwarf_dtprel): New.
11340 2005-01-26 Jakub Jelinek <jakub@redhat.com>
11342 PR rtl-optimization/19579
11343 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
11344 both A and B, see if they don't clobber registers the other expr uses.
11346 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
11348 * real.c (do_add): Initialize signalling and canonical members.
11350 * real.c (real_from_integer): Zero out destination.
11352 2005-01-18 Jan Hubicka <jh@suse.cz>
11354 PR tree-optimize/19337
11355 * tree-inline.c (initialize_inlined_parameters): Copy
11356 saved_static_chain_decl only.
11358 2005-01-25 Richard Henderson <rth@redhat.com>
11362 * config/i386/i386.c (x86_inter_unit_moves): Zero.
11363 (ix86_preferred_reload_class): Rewrite fp-constant section, with
11364 80387 enabled, to return a proper subclass. Return the subset that
11365 overlaps with GENERAL_REGS for PLUS.
11366 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
11368 2005-01-25 Richard Henderson <rth@redhat.com>
11370 PR middle-end/19609
11371 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
11373 2005-01-25 Roger Sayle <roger@eyesopen.com>
11375 * expmed.c (choose_multiplier): Change interface to return the
11376 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
11377 (expand_divmod): Update calls to choose_multiplier.
11379 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11381 PR middle-end/19330
11382 * expmed.c (extract_bit_field): Use adjust_address instead of
11383 gen_lowpart when op0 is a MEM.
11385 2005-01-24 Steven Bosscher <stevenb@suse.de>
11387 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
11389 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11391 * config/mips/irix-csr.c: New file.
11392 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11393 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11394 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11397 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11400 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
11401 sparc/elf.h, add sparc/sp-elf.h.
11402 (sparc-*-rtems*): Likewise.
11403 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
11404 tm-dwarf2.h, add sparc/sp-elf.h.
11405 (sparc86x-*-elf): Likewise.
11406 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
11407 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
11408 TARGET_OS_CPP_BUILTINS.
11409 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11410 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11412 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
11413 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
11414 (SWITCH_TAKES_ARG): Likewise.
11415 (LOCAL_LABEL_PREFIX): Likewise.
11416 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11417 (TARGET_N_FORMAT_TYPES): Delete.
11418 (TARGET_FORMAT_TYPES): Likewise.
11419 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11420 * config/sparc/elf.h: Delete.
11421 * config/sparc/sp-elf.h: New file.
11423 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11425 * tree-flow-inline.h (phi_arg_from_edge): Remove.
11426 * tree-flow.h: Remove the corresponding prototype.
11427 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
11428 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
11430 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11433 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
11434 for AIX ABI or ELF -fPIC.
11435 (rs6000_emit_load_toc_table): Don't create toc_section here.
11436 (rs6000_xcoff_file_start): Nor here.
11438 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
11440 * sh.c (ra.h): Don't #include.
11441 (hard_regs_intersect_p): New function, resurrected from ra.c.
11443 * sh.c: Fix 1996 Copyright.
11445 2005-01-24 Richard Henderson <rth@redhat.com>
11446 Aldy Hernandez <aldyh@redhat.com>
11448 * regrename.c (note_sets): Handle subregs.
11450 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
11453 * genconditions.c (write_header, write_conditions): Elide file if
11456 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11458 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
11459 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
11462 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11464 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
11465 expand_builtin_printf, expand_builtin_fprintf,
11466 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
11467 checking against POINTER_TYPE.
11468 (validate_arglist): Handle POINTER_TYPE code by checking
11471 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
11473 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
11474 init_rtlanal): New.
11475 (for_each_rtx): Call for_each_rtx_1.
11476 * rtl.h (init_rtlanal): Declare.
11477 * toplev.c (backend_init): Call init_rtlanal.
11479 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11481 * flow.c (propagate_one_insn): Formatting.
11483 PR middle-end/19551
11484 * flow.c (libcall_dead_p): Be more conservative if unsure.
11485 If there are any instructions between insn and call, see if they are
11486 all dead before saying the libcall is dead.
11488 2005-01-24 Uros Bizjak <uros@kss-loka.si>
11490 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
11491 operand constraint for operand 0.
11493 2005-01-23 Richard Henderson <rth@redhat.com>
11496 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
11497 edges leading to join block.
11499 2005-01-23 Roger Sayle <roger@eyesopen.com>
11501 * expmed.c (expand_mult_highpart): Make static. Change type of
11502 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
11503 (expand_divmod): Updates calls to expand_mult_highpart by using
11504 gen_int_mode to pass a CONST_INT rtx.
11505 * rtl.h (expand_mult_highpart): Remove prototype.
11507 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11509 * flow.c (regset_bytes, regset_size): Remove.
11511 * cfganal.c: Fix a reference to Harvey's paper.
11513 2005-01-23 Steven Bosscher <stevenb@suse.de>
11515 PR rtl-optimization/19464
11516 * tree-optimize.c (init_tree_optimization_passes): Add one more
11517 copyrename pass just before out-of-ssa.
11519 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11522 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11523 * ggc-none.c (ggc_free): Define.
11525 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11527 * cse.c (max_reg, max_insn_uid): Remove.
11528 (cse_main): Don't access max_reg or max_insn_uid.
11530 * c-common.c (explicit_flag_signed_bitfields,
11531 lang_statement_code_p, lang_expand_function_end): Remove.
11532 * c-common.h: Remove the corresponding declarations.
11533 * c-opts.c (c_common_handle_option): Remove all write access
11534 to explicit_flag_signed_bitfields.
11536 * cgraph.c (cgraph_varpool_n_nodes): Remove.
11537 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
11538 * cgraph.h: Remove the corresponding declaration.
11540 * gcse.c (null_pointer_info): Remove.
11542 2005-01-23 Roger Sayle <roger@eyesopen.com>
11543 Eric Botcazou <ebotcazou@libertysurf.fr>
11545 * combine.c (simplify_logical): Only simplify logical expressions
11546 of the form ior(and(x,y),z) by the inverse distributive law if the
11547 result is cheaper than the original.
11549 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11551 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
11552 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
11553 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
11554 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
11555 config/freebsd-spec.h, config/arm/arm.h,
11556 config/h8300/h8300.md, config/i386/i386.md,
11557 config/i386/predicates.md, config/i386/sse.md,
11558 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
11559 config/vax/vax.md: Fix comment typos. Follow spelling
11562 2005-01-23 Steven Bosscher <stevenb@suse.de>
11564 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11565 tests, instead of `less than'.
11567 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11569 * function.c (assign_parm_setup_block): When creating a new stack slot
11570 for a parameter, get its alignment from the parameter's DECL_ALIGN
11571 rather than the type's TYPE_ALIGN. Make sure that the parameter
11572 is at least word aligned.
11574 2005-01-22 Roger Sayle <roger@eyesopen.com>
11576 PR middle-end/19378
11577 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11579 2005-01-22 Richard Henderson <rth@redhat.com>
11582 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
11583 in both compare operands.
11584 (movdfcc_1_sse_max): Likewise.
11585 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
11586 (movdfcc_1_sse): Likewise.
11587 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
11588 scratch register as needed.
11590 2005-01-22 Richard Henderson <rth@redhat.com>
11592 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11594 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11596 2005-01-22 Richard Henderson <rth@redhat.com>
11598 * genopinit.c (optabs): Use smin/smax for floating point too.
11599 * doc/md.texi: Update to match. Clarify that floating point
11600 results are undefined for +0/-0 and NaN.
11601 * doc/rtl.texi: Likewise.
11602 * rtl.def (SMIN, SMAX): Likewise
11603 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
11605 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
11606 leading 's' to the name.
11607 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
11608 smaxxf3, sminxf3): Likewise.
11609 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
11612 2005-01-22 Paul Brook <paul@codesourcery.com>
11614 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11616 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11618 * config/s390/s390.c (struct processor_costs): New fields
11619 dlgr, dlr, dr, dsgfr, dsgr.
11620 (z900_cost, z990_cost): Values for new fields.
11621 (s390_rtx_costs): New cases MEM und COMPARE in switch
11622 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
11623 DIV, MOD, UDIV, UMOD.
11625 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11627 * config/s390/s390.md ("doloop_si64"): Reload input value directly
11628 into the register being decremented.
11629 ("doloop_si31", "doloop_di"): Likewise.
11630 ("*doloop_si_long"): Adapt pattern.
11632 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11634 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
11636 (CLASS_MAX_NREGS): Likewise.
11638 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
11640 * doc/tree-ssa.texi (Statement Operands): Add example for new
11641 must-def macro. Note deprecation of old operands interface.
11643 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
11645 PR tree-optimization/19484
11646 * tree-cfg.c (remove_fallthru_edge): New function.
11647 (cleanup_control_flow): Remove fallthru edges from calls that are
11648 now known not to return.
11650 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11652 Fix PR tree-optimization/19038
11653 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
11654 copies with loop variant ones.
11656 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
11658 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
11659 config/alpha/alpha-protos.h, config/alpha/alpha.h,
11660 config/alpha/alpha.md, config/alpha/predicates.md,
11661 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
11662 config/sparc/sol2.h: Update copyright.
11664 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
11665 first label to see if it is a nonlocal label.
11667 2005-01-22 David Edelsohn <edelsohn@gnu.org>
11668 Andrew Pinski <pinskia@physics.uc.edu>
11671 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
11672 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
11674 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11676 * config/rs6000/rtems.h: Update copyright.
11678 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11681 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
11682 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
11683 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
11685 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11688 * c-typeck.c (convert_arguments): Check for error_mark_node.
11690 2005-01-21 Ian Lance Taylor <ian@airs.com>
11692 PR tree-optimization/13000
11693 * tree-inline.c: Include "tree-flow.h".
11694 (expand_call_inline): If warn_return_type, warn if non-void inline
11695 function falls through.
11696 * tree-cfg.c (execute_warn_function_return): Don't warn about
11697 control reaching end if TREE_NO_WARNING is set. Set
11699 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
11701 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
11702 branch if we don't need one.
11703 * c-typeck.c: Include "tree-flow.h"
11704 (c_finish_bc_stmt): Don't add a goto if the current statement
11705 list doesn't fall through to the current point.
11707 2005-01-21 Roger Sayle <roger@eyesopen.com>
11709 PR rtl-optimization/576
11710 * real.c (real_arithmetic): Change return type from void to bool
11711 to return an indication that the result may be inexact.
11712 * real.h (real_arithmeric): Update prototype.
11713 * fold-const.c (const_binop): Don't constant fold floating
11714 point expressions when the user specifies -frounding-math and
11715 the result may depend upon the run-time rounding mode.
11716 (fold_convert_const_real_from_real): Clean-up.
11717 (fold_initializer): Ignore flag_rounding_math for initializers.
11718 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
11719 constant fold FP operations with flag_rounding_math if the
11720 result may depend upon the run-time rounding mode.
11722 2005-01-21 Tom Tromey <tromey@redhat.com>
11724 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
11726 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
11728 * tree-cfg.c: Fix comment typos.
11730 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
11732 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
11733 around the call to rest_of_handle_branch_target_load_optimize.
11735 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11737 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
11738 (sparc64-*-openbsd*): Likewise.
11739 (sparclite-*-elf*): Include tm-dwarf2.h.
11740 (sparc86x-*-elf*): Likewise.
11741 (sparc64-*-elf*): Likewise.
11742 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
11743 (DBX_DEBUGGING_INFO): Likewise.
11744 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
11745 (PREFERRED_DEBUGGING_TYPE): Likewise.
11746 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
11747 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
11748 (PREFERRED_DEBUGGING_TYPE): Likewise.
11749 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
11750 (PREFERRED_DEBUGGING_TYPE): Likewise.
11751 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
11753 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
11756 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
11758 2005-01-20 Paul Brook <paul@codesourcery.com>
11760 * doc/rtl.texi: Document value extension requirements for CONST_INT.
11762 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11764 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
11765 label is first in a sequence of labels.
11767 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
11769 2005-01-20 Janis Johnson <janis187@us.ibm.com>
11770 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11772 * doc/sourcebuild.texi (Test Directives): New.
11774 2005-01-20 Roger Sayle <roger@eyesopen.com>
11776 * real.c (real_floor): Don't leave the result uninitialized when
11777 mode is VOIDMode, but return the unrounded intermediate value.
11778 (real_ceil): Likewise.
11780 2005-01-20 Paul Brook <paul@codesourcery.com>
11782 * config/arm/arm.md (insv): Use gen_int_mode.
11784 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11786 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
11787 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11788 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11789 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11790 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11792 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11795 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
11796 fbreg, so we have to assume we can't.
11797 (loc_descriptor_from_tree_1): Ditto.
11798 (containing_function_has_frame_base): New function.
11799 (add_location_or_const_value_attribute): Use it.
11800 Also try to generate a frame_base from a single element location
11803 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11805 PR tree-optimization/15349
11806 * timevar.def (TV_TREE_MERGE_PHI): New.
11807 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
11809 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
11810 calls to tree_forwarder_block_p.
11811 (remove_forwarder_block_with_phi, merge_phi_nodes,
11812 gate_merge_phi, pass_merge_phi): New.
11813 * tree-optimize.c (init_tree_optimization_passes): Add
11815 * tree-pass.h: Add an extern for pass_merge_phi;
11817 2005-01-20 Richard Henderson <rth@redhat.com>
11820 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
11821 (_mm_castps_pd, _mm_castps_si128): New.
11822 (_mm_castsi128_ps, _mm_castsi128_pd): New.
11824 2005-01-20 Richard Henderson <rth@redhat.com>
11827 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
11828 __builtin_ia32_vec_init_v2si.
11829 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
11830 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
11831 (ix86_init_mmx_sse_builtins): Create it.
11832 (ix86_expand_builtin): Expand it.
11833 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
11834 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
11835 (vec_extractv2si_0, vec_extractv2si_1): New.
11837 2005-01-20 Richard Henderson <rth@redhat.com>
11840 * config/i386/i386.c (ix86_expand_push): New.
11841 * config/i386/mmx.md (push<MMXMODE>1): New.
11842 * config/i386/sse.md (push<SSEMODE>1): New.
11843 * config/i386/i386-protos.h: Update.
11845 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11847 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
11850 2005-01-20 Richard Henderson <rth@redhat.com>
11852 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
11853 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
11855 2005-01-19 Richard Henderson <rth@redhat.com>
11858 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
11859 to V4SFmode in SSE1 fallback load path.
11861 2005-01-19 Richard Henderson <rth@redhat.com>
11863 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
11864 in QImode expansion to ix86_expand_vector_set.
11865 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
11867 2005-01-19 Richard Henderson <rth@redhat.com>
11870 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
11871 subclass of the input class.
11872 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
11873 Always true for cross-SSE1 classes. Rationalize conditionals.
11874 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
11875 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
11876 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
11877 (movdi_2): Add MMX/SSE zeros.
11878 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
11879 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
11880 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11881 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
11882 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
11883 (zero_extendsidi2_rex64_1): Remove.
11884 (MOV0 peephole): Check GENERAL_REG_P.
11886 2005-01-19 Richard Henderson <rth@redhat.com>
11889 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
11891 (ix86_expand_vector_extract): Likewise.
11893 2005-01-19 Richard Henderson <rth@redhat.com>
11895 PR middle-end/19304
11896 * expr.c (emit_move_change_mode): New argument force; use
11897 simplify_gen_subreg if true.
11898 (emit_move_via_alt_mode): Merge into ...
11899 (emit_move_via_integer): ... here.
11900 (emit_move_ccmode): Use emit_move_change_mode directly.
11902 2005-01-19 Richard Henderson <rth@redhat.com>
11905 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
11906 (alpha_preferred_reload_class): Handle CONST_VECTOR.
11907 (alpha_emit_set_const_1): Add no_output parameter; don't emit
11909 (alpha_emit_set_const): Likewise. Make static.
11910 (alpha_emit_set_long_const): Make static.
11911 (alpha_extract_integer): Split out from alpha_expand_mov.
11912 (alpha_split_const_mov): Likewise.
11913 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
11914 (alpha_legitimate_constant_p): New.
11915 * config/alpha/alpha-protos.h: Update.
11916 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
11917 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
11918 * config/alpha/alpha.md (movsi): Add n alternative.
11919 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
11920 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
11921 (splitters for all of the above): Use alpha_split_const_mov.
11922 * config/alpha/predicates.md (non_add_const_operand): New.
11923 (non_zero_const_operand): New.
11924 (input_operand): Use alpha_legitimate_constant_p after reload.
11926 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11928 PR tree-optimization/19038
11929 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
11930 (add_candidate): Add ivs with increment in latch only if
11931 allow_ip_end_pos_p is true.
11932 (determine_iv_cost): Use empty_block_p.
11934 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
11936 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
11937 (compute_dominance_frontiers): Ditto.
11939 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
11942 * config/sh/t-rtems: New.
11943 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
11945 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11947 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
11948 the offset of the selected field.
11950 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
11952 * tree-cfg.c (remove_forwarder_block): Fix the check to
11953 prevent a nonlocal label from appearing in the middle of a
11956 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
11958 PR rtl-optimization/19462
11959 * reorg.c (find_end_label): Create return insn only if
11960 current_function_epilogue_delay_list is empty.
11962 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
11964 * doc/passes.texi: Remove paragraph mentioning new-ra.
11966 2005-01-19 Jakub Jelinek <jakub@redhat.com>
11968 PR rtl-optimization/15139
11969 * combine.c: Include params.h.
11970 (count_rtxs): New function.
11971 (record_value_for_reg): If replace_rtx would replace at least
11972 2 occurrences of REG in VALUE and TEM is really large, replace REG with
11973 (clobber (const_int 0)) instead of TEM.
11974 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
11975 * params.h (MAX_LAST_VALUE_RTL): New.
11976 * Makefile.in (combine.o): Depend on $(PARAMS_H).
11977 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
11980 * c-typeck.c (digest_init): Only call build_vector if all constructor
11981 elements are *_CST nodes.
11982 * gimplify.c (gimplify_init_constructor): Likewise.
11984 PR middle-end/19164
11985 * c-typeck.c (digest_init): Only call build_vector if inside_init
11988 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11990 * toplev.c (init_asm_output): Remove dead #ifdef.
11992 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
11994 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
11996 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11998 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
11999 accessing DECL_FUNCTION_CODE.
12000 * dojump.c (do_jump): Likewise.
12001 * gimplify.c (gimplify_call_expr): Likewise.
12002 * predict.c (expr_expected_value): Likewise.
12003 (strip_builtin_expect): Likewise.
12004 * tree-inline.c (estimate_num_insns_1): Likewise.
12005 * tree-ssa-loop-im.c (stmt_cost): Likewise
12006 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
12007 (tree_expr_nonnegative_p): Likewise.
12009 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12011 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
12012 variant of the load_pcrel_sym pattern.
12013 * config/sparc/sparc.md (P macro): Move to the top.
12014 (load_pcrel_sym): Macroize using P.
12015 (save_register_window): Likewise.
12017 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
12019 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
12020 ("sordered"): Same.
12022 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
12025 * c-typeck.c (build_asm_expr): Strip nops off
12026 input memory operands.
12028 2005-01-18 David Edelsohn <edelsohn@gnu.org>
12030 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
12031 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
12032 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
12033 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
12035 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
12038 * config/i386/i386.c (override_options): If the 80387 is disabled,
12039 then do not return FP values using FP registers.
12041 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
12043 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
12044 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
12045 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
12046 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
12047 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
12048 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
12049 output.h, postreload-gcse.c, postreload.c, recog.c,
12050 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
12051 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
12052 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
12053 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
12054 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
12055 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
12056 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
12057 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
12059 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
12060 config/alpha/alpha.c, config/arm/vfp.md,
12061 config/i386/emmintrin.h, config/i386/i386-modes.def,
12062 config/i386/i386-protos.h, config/i386/i386.h,
12063 config/i386/pmmintrin.h, config/i386/ppro.md,
12064 config/i386/predicates.md, config/i386/xmmintrin.h,
12065 config/i860/i860.c, config/ia64/ia64-modes.def,
12066 config/ia64/ia64-protos.h, config/ia64/ia64.h,
12067 config/ia64/ia64.md, config/ia64/itanium1.md,
12068 config/ia64/itanium2.md, config/ia64/predicates.md,
12069 config/iq2000/iq2000.h, config/mips/linux64.h,
12070 config/rs6000/aix41.h, config/rs6000/aix43.h,
12071 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
12072 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
12073 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
12074 config/sparc/linux64.h, config/sparc/litecoff.h,
12075 config/sparc/sp64-elf.h, config/sparc/sparc.c,
12076 config/sparc/sparc.h, config/sparc/sparc.md,
12077 config/sparc/sysv4-only.h: Update copyright.
12079 2005-01-18 Richard Henderson <rth@redhat.com>
12082 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
12084 2005-01-18 Marc Espie <espie@openbsd.org>
12085 * config/i386/openbsdelf.h: Typo.
12087 2005-01-18 Richard Henderson <rth@redhat.com>
12089 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
12090 special case for sse.
12091 * config/i386/predicates.md (sse_comparison_operator): Likewise.
12093 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
12095 * tree-inline.c (estimate_num_insns_1): Added cases for
12096 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
12098 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12100 PR rtl-optimization/19296
12101 * combine.c (simplify_comparison): Rewrite the condition under
12102 which a non-paradoxical SUBREG of a PLUS can be lifted when
12103 compared against a constant.
12105 2005-01-18 Andi Kleen <ak@muc.de>
12107 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
12108 * c.opt (-Wpointer-sign): Add.
12109 * doc/invoke.texi: (-Wpointer-sign): Add.
12111 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12113 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
12114 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
12115 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
12116 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
12117 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
12118 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
12119 for TARGET_MIX_SSE_I387.
12120 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
12121 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
12122 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
12123 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
12124 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
12125 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
12126 TARGET_MIX_SSE_I387.
12127 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
12130 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12133 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
12134 Add movaps alternative for xmm reg->reg move.
12136 2005-01-17 Jeff Law <law@redhat.com>
12138 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
12139 at the end of the main DOM loop rather than just before DOM exits.
12141 2005-01-17 Diego Novillo <dnovillo@redhat.com>
12143 PR tree-optimization/19121
12144 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
12145 adding aliases to a name tag, also add them to the pointer's
12147 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
12148 sensitive alias info at all. Only check that the two pointers
12149 have compatible pointed-to sets.
12150 * tree-ssa.c (verify_name_tags): Verify that the alias set of
12151 a pointer's type tag is a superset of the alias set of the
12152 pointer's name tag.
12154 2005-01-17 James E Wilson <wilson@specifixinc.com>
12157 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
12158 comment to document why.
12160 2005-01-17 Richard Henderson <rth@redhat.com>
12162 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
12163 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
12164 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
12165 sse2_vmsminv2df3_finite): New.
12166 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
12167 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
12168 Force op1 into register.
12170 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
12172 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
12173 bubblestrap from always rebuilding build directory.
12175 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
12177 * config/s390/s390.md ("*clc"): Remove incorrect '='.
12178 ("*cmpmem_short"): Likewise.
12180 2005-01-17 Steven Bosscher <stevenb@suse.de>
12182 * basic-block.h: Document BB_* flags.
12183 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
12184 use an sbitmap instead.
12185 * sched-rgn.c (compute_trg_info): Likewise.
12187 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
12189 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
12190 redundant target_cpu_default and extra_parts lines. Use the default
12192 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
12193 (SUBTARGET_EXTRA_SPECS): Delete.
12194 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
12195 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
12196 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
12197 and "n32" for -mabi=n32.
12199 2005-01-17 Ian Lance Taylor <ian@airs.com>
12202 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
12203 fold constant variables into initial values.
12205 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12207 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
12209 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
12210 through the statements backward.
12212 2005-01-17 Ian Lance Taylor <ian@airs.com>
12214 PR middle-end/13127:
12215 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
12216 a variable set to the return value of the inlined function.
12218 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
12220 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
12221 when modes are tieable.
12223 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
12225 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
12226 of pthread_create to find out if threads are enabled.
12227 * gthr-posix95.h (__gthread_active_p): Likewise.
12229 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12231 * common.opt (-fnew-ra): Remove.
12233 * toplev.h (flag_new_regalloc): Remove.
12234 * Makefile.in (ra*.*): Don't mention.
12235 * passes.c (rest_of_handle_new_regalloc): Remove.
12236 (rest_of_handle_combine, rest_of_compilation): Always consider
12237 flag_new_regalloc as false.
12238 * doc/invoke.texi: Don't document -fnew-ra.
12240 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12242 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
12243 last parameter to reg_scan.
12244 * loop.c (loop_optimize): Likewise.
12245 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
12246 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
12247 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12248 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12249 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
12250 * regclass.c (reg_scan): Likewise, for the declaration.
12251 * rtl.h (reg_scan): Likewise, for the prototype.
12253 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12255 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
12256 mark_dfs_back_edges.
12258 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
12260 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
12261 (compute_avail): Uses don't go in tmp_gen.
12263 2005-01-16 Steven Bosscher <stevenb@suse.de>
12265 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
12266 loop to look for a free slot in a page entry.
12268 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12271 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
12272 * toplev.c (compile_file): Call process_pending_assemble_output_defs
12273 just before targetm.asm_out.file_end.
12274 * tree.h (process_pending_assemble_output_defs): Declare.
12275 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
12277 (assemble_alias): Defer generation of assembly code for defines when
12278 TARGET_DEFERRED_OUTPUT_DEFS is true.
12279 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12280 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12281 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
12283 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12286 * pa.c (pa_scalar_mode_supported_p): New function.
12287 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12288 * pa.h (MIN_UNITS_PER_WORD): Add comment.
12290 * pa-protos.h (prefetch_operand): Delete.
12291 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
12292 * pa.c (prefetch_operand): Delete.
12293 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
12294 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
12295 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
12296 and prefetch_nocc_operand.
12297 * pa.md (prefetch): Rework to avoid reload problems handling short
12298 displacements when a cache control completer needs to be provided.
12299 (prefetch_32, prefetch_64): Delete.
12300 (prefetch_cc, prefetch_nocc): New patterns.
12302 2005-01-15 David Edelsohn <edelsohn@gnu.org>
12304 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
12306 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12309 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
12310 exceeds maximum alignment for global common data.
12311 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
12312 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
12314 2004-01-15 Roger Sayle <roger@eyesopen.com>
12316 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
12318 2004-01-15 Roger Sayle <roger@eyesopen.com>
12320 * harg-reg-set.h (reg_class_names): Prototype global array.
12321 * regclass.c (reg_class_names): Declare here and initialize to
12323 (dump_regclass): Remove local declaration of reg_class_names.
12324 (regclass): Likewise.
12325 * cfg.c (dump_flow_info): Likewise.
12326 * ra-debug.c (reg_class_names): Likewise.
12327 * regrename.c (reg_class_names): Likewise.
12328 * reload.c (reg_class_names): Likewise.
12329 * reload1.c (spill_failure): Likewise.
12330 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
12332 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
12334 * config/s390/s390.md ("reload_outti"): Remove predicate for
12335 output operand. Abort if operand is not a MEM.
12336 ("reload_outdi", "reload_outdf"): Likewise.
12338 2005-01-15 Marc Espie <espie@openbsd.org>
12340 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
12341 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
12342 * config/openbsd.h: Fix C++ includes for native configurations.
12343 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
12344 Add trampoline support.
12345 * config/i386/openbsdelf.h: New.
12347 2005-01-15 Marc Espie <espie@openbsd.org>
12349 * collect2.c (main): Explicitly parse -dynamic-linker option.
12351 2005-01-15 Jakub Jelinek <jakub@redhat.com>
12353 PR tree-optimization/19060
12354 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
12355 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
12356 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
12357 and handle extract_range_from_cond returning false.
12358 * fold-const.c (fold): Optimize comparisons with min/max even for
12359 width > HOST_BITS_PER_WIDE_INT.
12361 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
12363 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
12364 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
12365 Remove little endian multilib variants.
12366 Add mips32 multilib variant.
12368 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
12370 * explow.c (copy_all_reg, stabilize): Remove.
12371 * expr.h: Remove the corresponding prototypes.
12373 * rtlanal.c (regs_set_between_p): Remove.
12374 * rtl.h: Remove the corresponding prototype.
12376 2005-01-14 David Edelsohn <edelsohn@gnu.org>
12378 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
12379 to rs6000_nonimmediate_operand.
12380 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
12381 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
12382 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
12383 rs6000_nonimmediate_operand.
12384 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
12385 rs6000_nonimmediate_operand.
12387 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
12389 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
12391 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12393 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
12395 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
12396 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
12398 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
12399 (rs6k_nonimmediate_operand): New.
12400 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
12402 (legitimate_lo_sum_address_p): Same.
12403 (rs6000_legitimize_address): Same.
12404 (rs6000_legitimize_reload_address): Same.
12405 (rs6000_legitimate_address): Same.
12406 (spe_build_register_parallel): Pass DF and DC modes in a DI
12409 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
12410 to rs6k_nonimmediate_operand.
12412 * config/rs6000/spe.md ("*frob_df_di"): New.
12413 ("*frob_di_df"): New.
12414 ("*frob_di_df_2"): New.
12415 ("*mov_sidf_e500_subreg0"): New.
12416 ("*mov_sidf_e500_subreg4"): New.
12417 ("*movdf_e500_double"): Change predicate to
12418 rs6k_nonimmediate_operand.
12420 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12422 * postreload.c (move2add_note_store): Only call
12423 trunc_int_for_mode on scalar integers.
12425 2005-01-14 Steven Bosscher <stevenb@suse.de>
12427 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
12428 replace BB_VISITED uses.
12429 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
12430 (propagate_necessity): Check the bitmap instead of BB_VISITED.
12431 (tree_dce_done): Free visited_control_parents.
12432 (perform_tree_ssa_dce): Allocate and clear it.
12433 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
12434 (compute_antic): Iterate from here using a DFS. Use an sbitmap
12435 instead of BB_VISITED.
12437 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
12439 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
12440 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
12441 Remove unused prototypes.
12443 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12445 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
12446 64-bit register usage.
12447 (spe_func_has_64bit_regs_p): Add FIXME note.
12449 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12451 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
12452 flag_finite_math_only with flag_unsafe_math_optimizations.
12454 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
12456 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
12457 end-of-stack check.
12458 (__tpf_eh_return): Copy TPF private stack area from the module
12459 boundary stack frame. Add check for when module addresses are
12460 equal, but no stub address is found.
12462 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
12465 * arm.h (struct machine_function): Add call_via field.
12466 (thumb_call_via_label): Declare.
12467 * arm.c (thumb_call_via_label): New variable.
12468 (thumb_call_reg_needed): New variable.
12469 (arm_output_function_epilogue): For Thumb code, output any per-function
12470 call-indirect trampolines.
12471 (thumb_call_via_reg): New function.
12472 (arm_file_end): New function.
12473 (TARGET_ASM_FILE_END): Call arm_file_end.
12474 (aof_file_end): Likewise.
12475 * arm-protos.h (thumb_call_via_reg): Declare.
12476 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
12477 thumb_call_via_reg in normal case.
12479 2005-01-14 Jakub Jelinek <jakub@redhat.com>
12481 PR middle-end/19084
12482 PR rtl-optimization/19348
12483 * recog.c (peephole2_optimize): Do global life update if some peephole
12484 decides it doesn't need at least one of its inputs and that change
12485 influences liveness at the start of the basic block.
12487 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
12488 arguments instead of 1.
12490 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
12492 PR middle-end/18820
12493 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
12494 zero for nested functions needing a static chain or functions
12495 with a non-constant address.
12497 2005-01-13 Roger Sayle <roger@eyesopen.com>
12499 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12500 (and (sign_extend X) C) into (zero_extend (and X C)).
12502 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12504 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12506 2005-01-13 Richard Henderson <rth@redhat.com>
12511 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
12512 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
12513 not just TARGET_SSE.
12514 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
12515 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
12516 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
12517 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
12518 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
12519 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
12520 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
12521 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
12522 (movdicc_c_rex64): Rename with '*'.
12523 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
12524 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
12525 (movsfcc_1_387): Rename from movsfcc_1.
12526 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
12527 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
12528 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
12529 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
12530 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
12531 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
12532 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
12533 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
12534 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
12535 sse_movdfcc_const0_4): Remove.
12536 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
12537 recognize min/max early. Update for changed sse cmove patterns.
12538 (ix86_split_sse_movcc): New.
12539 * config/i386/i386-protos.h: Update.
12541 2005-01-13 Steven Bosscher <stevenb@suse.de>
12543 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12544 (fix_stmt_v_may_defs): Likewise.
12546 2005-01-13 Richard Henderson <rth@redhat.com>
12548 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12549 for converting the mask.
12551 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12553 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12556 2005-01-13 Richard Henderson <rth@redhat.com>
12558 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
12559 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
12560 IX86_BUILTIN_MOVDQ2Q): Remove.
12561 (IX86_BUILTIN_VEC_EXT_V4SI): New.
12562 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
12563 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
12565 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
12566 (sse2_pextrw): Fix immediate constraint.
12567 (sse2_loadq, sse2_loadq_rex64): Remove.
12568 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
12569 Use __builtin_ia32_vec_ext_<size>.
12570 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
12572 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12574 * function.c (assign_parm_setup_block): Look inside original
12575 entry_parm when inspecting PARALLEL.
12577 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12578 Joel Sherrill <joel@oarcorp.com>
12581 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
12582 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
12583 rtems_gxx_recursive_mutex_init.
12584 (__gthread_recursive_mutex_lock): New function.
12585 (__gthread_recursive_mutex_trylock): Likewise.
12586 (__gthread_recursive_mutex_unlock): Likewise.
12588 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12590 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12592 2005-01-13 Jan Beulich <jbeulich@novell.com>
12594 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
12595 (ashrti3_internal): Indicate output is early clobber. Generate result
12596 into output rather than first input. Use move for low word of output
12597 if shift count is exactly 64.
12598 (lshrti3_internal): Likewise.
12600 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12604 * reload1.c (delete_output_reload): Don't delete an output reload
12605 if the pseudo lives longer than a single basic block. Adjust and
12606 improve wording of comment.
12608 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12611 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12612 of TYPE_SIZE where we mean the number of bytes.
12614 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12616 * function.c (assign_parm_setup_block): Relax condition on
12617 multi-register optimization.
12619 2005-01-12 Nick Clifton <nickc@redhat.com>
12621 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
12622 an "in_delay_slot" attribute of "no" to prevent them being used in
12623 delay slots. This is forbidden because they might generate
12626 2005-01-12 Alan Modra <amodra@bigpond.net.au>
12629 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
12630 with r->Y and Y->r.
12632 2005-01-12 Nick Clifton <nickc@redhat.com>
12634 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
12635 passed on to GAS) but do not define, as GAS no longer supports or
12636 needs the -m2000 option.
12638 2005-01-11 Roger Sayle <roger@eyesopen.com>
12640 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
12641 type as args of unprototyped builtins aren't automatically promoted.
12642 (fold_builtin_abs): Likewise.
12644 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12646 * Makefile.in: Set a `build-warn' variable.
12648 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12650 PR tree-optimization/17949
12651 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
12652 (find_interesting_uses_address): Use it.
12654 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
12656 * regrename.c (kill_value): Handle subreg's that won't simplify.
12658 2005-01-11 Richard Henderson <rth@redhat.com>
12661 * config/i386/i386.h (enum ix86_builtins): Move ...
12662 * config/i386/i386.c: ... here.
12663 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
12664 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
12665 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
12666 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
12667 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
12668 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
12669 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
12670 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
12671 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
12672 IX86_BUILTIN_LOADDDUP): Remove.
12673 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
12674 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
12675 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
12676 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
12677 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
12678 (ix86_init_builtins): Make static.
12679 (ix86_init_mmx_sse_builtins): Update for changed builtins.
12680 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
12681 if all the modes match. Otherwise, fake it.
12682 (get_element_number, ix86_expand_vec_init_builtin,
12683 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
12684 (ix86_expand_builtin): Make static. Update for changed builtins.
12685 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
12686 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
12687 (ix86_expand_vector_init_duplicate): New.
12688 (ix86_expand_vector_init_low_nonzero): New.
12689 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
12690 Split out from ix86_expand_vector_init; handle integer modes.
12691 (ix86_expand_vector_init): Use them.
12692 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
12693 * config/i386/i386-protos.h: Update.
12694 * config/i386/predicates.md (reg_or_0_operand): New.
12695 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
12696 (movv2sf_internal): Likewise. And a splitter to match them all.
12697 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
12698 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
12699 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
12700 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
12701 (mmx_pinsrw): Fix operand ordering.
12702 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
12703 rather than sse_loadss expander.
12704 (movv2df splitter): Similarly.
12705 (sse_loadss, sse_loadlss): Remove.
12706 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
12707 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
12708 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
12709 (sse3_movddup): Rename with '*'.
12710 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
12711 (sse2_loadsd): Remove.
12712 (vec_dupv2df_sse3): Rename from sse3_loadddup.
12713 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
12714 (sse2_pinsrw): Fix argument ordering.
12715 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
12716 (sse2_stored): Remove 'r' destination.
12717 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
12718 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
12719 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
12720 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
12721 vec_extractv16qi, vec_initv16qi): New.
12723 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
12724 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
12725 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
12727 (_mm_load_pd, _mm_store_pd): Use plain dereference.
12728 (_mm_load_si128, _mm_store_si128): Likewise.
12729 (_mm_load1_pd): Use _mm_set1_pd.
12730 (_mm_load_sd): Use _mm_set_sd.
12731 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
12732 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
12733 (_mm_set_epi64): Use _mm_set_epi64x.
12734 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
12735 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
12736 _mm_setr_epi8): Use _mm_set_foo form.
12737 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
12738 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
12739 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
12740 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
12741 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
12742 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
12743 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
12744 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
12745 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
12746 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
12747 (_mm_movedup_pd): Use _mm_shuffle_pd.
12748 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
12749 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
12750 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
12751 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
12752 Use _mm_setzero_ps.
12753 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
12754 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
12755 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
12756 (_mm_store_ps): Use raw dereference.
12757 (_mm_store1_ps): Use _mm_storeu_ps.
12758 (_mm_storer_ps): Use _mm_store_ps.
12759 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
12760 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
12762 2005-01-11 Stan Shebs <shebs@apple.com>
12764 * config/rs6000/rs6000.c (machopic_output_stub): Issue
12765 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
12767 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
12770 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
12771 Skip all DECLs except for FIELD_DECLs.
12773 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12775 * config/s390/s390.c (override_options): Return error if
12776 -mbackchain, -mpacked-stack and -mhard-float are used together.
12777 (s390_va_start): Remove the backchain && packed-stack special case.
12778 (s390_gimplify_va_arg): Likewise.
12779 * doc/invoke.texi: Remove the ABI incompatibility note.
12781 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12783 * config/s390/s390.c (struct s390_frame_layout): Remove
12785 (s390_frame_info, s390_emit_prologue): Replace occurrences of
12786 save_backchain_p with TARGET_BACKCHAIN.
12788 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12791 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
12792 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
12793 * function.c (locate_and_pad_parm): Set new field.
12794 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
12795 Tweak where_pad test to include "none". Always set mem align for
12797 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
12798 not sufficient for type.
12799 (assign_parm_setup_block): If stack_parm is zero on entry, always
12800 make a new stack local. Block move old stack parm if necessary
12801 to new aligned stack local.
12802 (assign_parm_setup_stack): Use a block move to handle
12803 potentially misaligned entry_parm.
12804 (assign_parms_unsplit_complex): Specify required alignment when
12805 creating stack local.
12806 * calls.c (compute_argument_addresses): Override alignment of stack
12807 arg calculated from its type with the alignment given by
12808 FUNCTION_ARG_BOUNDARY.
12809 (store_one_arg): Likewise.
12811 2005-01-11 Jan Beulich <jbeulich@novell.com>
12813 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
12814 Change respective itanium_class attribute to ialu.
12815 (shladdp4_internal): New.
12816 * config/ia64/predicates.md (shladd_log2_operand): New.
12818 2005-01-11 Richard Henderson <rth@redhat.com>
12820 * expr.c (store_constructor): Use rtvec_alloc instead of
12821 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
12823 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
12825 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
12827 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12829 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
12830 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
12831 (TARGET_RWRELOC): Define.
12832 (ia64_rwreloc_section_type_flags): Delete.
12833 (ia64_section_type_flags): New function.
12834 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
12835 (TARGET_RWRELOC): Define.
12837 2005-01-10 David Mosberger <davidm@hpl.hp.com>
12840 * config/ia64/ia64.c (process_set): For alloc insn, only call
12841 process_epilogue is !frame_pointer_needed.
12843 2005-01-10 Roger Sayle <roger@eyesopen.com>
12846 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
12847 unary operator and can't be treated as a binary/comparison operator.
12849 2005-01-10 Richard Henderson <rth@redhat.com>
12851 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
12852 (ix86_return_in_memory): Likewise.
12853 (function_arg_advance): Likewise. Mirror structure in function_arg
12854 for choosing register to advance.
12856 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
12858 * tree-vectorizer.c, tree.def: Fix comment typos.
12860 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
12862 * config/s390/s390.c (struct processor_costs): 4 new fields:
12863 ddbr, ddr, debr, der.
12864 (s390_rtx_costs): More precise handling of divide instructions.
12866 2005-01-10 David Edelsohn <edelsohn@gnu.org>
12868 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
12870 2005-01-10 Jan Beulich <jbeulich@novell.com>
12872 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
12873 names resulting from -ffunction-sections/-fdata-sections and linkonce
12875 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
12876 based on the section name. Rearrange the section name comparison logic
12877 slightly so that each section name is compared against at most once.
12879 2005-01-10 Ben Elliston <bje@au.ibm.com>
12881 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
12882 targets for which -fPIC reduces limitations on the GOT size.
12884 2005-01-09 Falk Hueffner <falk@debian.org>
12886 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
12889 2005-01-09 David Edelsohn <edelsohn@gnu.org>
12892 * collect2.c (main): Set aixrtl_flag for -brtl option.
12893 (resolve_lib_name): Search for .so file extension before .a
12894 if aixrtl_flag set.
12896 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
12898 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
12899 (vect_analyze_data_refs_alignment): Add dump prints.
12901 2005-01-09 Ira Rosen <irar@il.ibm.com>
12903 * tree-vectorizer.c (vect_analyze_offset_expr): Use
12904 expr_invariant_in_loop_p.
12905 Initialize outputs first thing in the function.
12906 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
12907 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
12908 (vect_analyze_pointer_ref_access): Check that the initial condition of
12909 the access function is loop invariant.
12911 2005-01-09 Richard Henderson <rth@redhat.com>
12913 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
12914 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
12915 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
12916 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
12917 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
12918 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
12919 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
12920 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
12921 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
12922 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
12923 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
12924 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
12925 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
12926 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
12927 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
12928 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
12929 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
12930 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
12931 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
12932 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
12933 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
12934 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
12935 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
12937 (mmx_clrdi, pavgusb): Remove.
12938 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
12939 with leading sse_ prefix.
12940 * config/i386/sse.md: Receive them.
12941 * config/i386/mmx.md: New file.
12942 (MMXMODE12, MMXMODE24, mmxvecsize): New.
12943 (subrv2sf3): Turn into expander for normal subtraction.
12944 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
12945 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
12946 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
12947 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
12948 commutative; use ix86_binary_operator_ok.
12949 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
12950 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
12951 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
12952 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
12953 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
12954 Macroize from existing patterns; use ix86_binary_operator_ok.
12955 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
12956 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
12957 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
12958 with vec_select+vec_concat.
12959 (mmx_pshufw, mmx_pshufw_1): Likewise.
12960 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
12961 (mmx_uavgv4hi3): Model correctly.
12962 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
12963 _mm_xor_si64): Remove casts.
12965 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12967 PR tree-optimization/19224
12968 * tree-scalar-evolution.c (get_instantiated_value,
12969 set_instantiated_value): New functions.
12970 (instantiate_parameters_1): Cache the results.
12971 (instantiate_parameters, resolve_mixers): Initialize and free
12974 2005-01-08 David Edelsohn <edelsohn@gnu.org>
12976 * config/i386/i386.md (addhi_4): Correct reference in comment.
12979 2005-01-08 Richard Henderson <rth@redhat.com>
12981 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
12982 (_mm_cvtsi128_si64x): Likewise.
12983 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
12984 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
12985 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
12986 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
12987 * config/i386/i386-protos.h: Update.
12988 * config/i386/i386.c (print_operand): Add 'H'.
12989 (ix86_fixup_binary_operands): Split out from ...
12990 (ix86_expand_binary_operator): ... here.
12991 (ix86_fixup_binary_operands_no_copy): New.
12992 (ix86_expand_fp_absneg_operator): Handle vector mode results.
12993 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
12994 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
12995 (safe_vector_operand): Use CONST0_RTX.
12996 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
12997 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
12998 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
12999 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
13001 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
13002 (IX86_BUILTIN_CMPNGESS): New.
13003 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
13004 (attr type): Add sselog1.
13005 (attr unit, attr memory): Handle it.
13006 (movti, movti_internal, movti_rex64): Move near other integer moves.
13007 (movtf, movtf_internal): Move near other fp moves.
13008 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
13009 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
13010 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
13011 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
13012 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
13013 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
13014 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
13015 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
13016 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
13017 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
13018 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
13019 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
13020 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
13021 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
13022 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
13023 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
13024 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
13025 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
13026 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
13027 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
13028 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
13029 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
13030 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
13031 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
13032 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
13033 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
13034 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
13035 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
13036 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
13037 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
13038 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
13039 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
13040 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
13041 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
13042 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
13043 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
13044 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
13045 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
13046 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
13047 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
13048 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
13049 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
13050 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
13051 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
13053 (SSEPUSH, push<SSEPUSH>): Remove.
13054 (MMXPUSH, push<MMXPUSH>): Remove.
13055 (sse_movaps, sse_movaps_1, sse_movups): Remove.
13056 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
13057 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
13058 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
13059 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
13060 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
13061 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
13062 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
13063 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
13064 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
13065 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
13066 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
13067 (ppro_sse_log_V4SF): Handle sselog1.
13068 * config/i386/predicates.md (const_0_to_1_operand): New.
13069 (const_0_to_255_mul_8_operand): New.
13070 (const_1_to_31_operand): Rename from const_int_1_31_operand.
13071 (const_2_to_3_operand, const_4_to_7_operand): New.
13072 * config/i386/sse.md: New file.
13073 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
13074 (sse_movups): Rename from sse_movups_1.
13075 (sse_loadlss): Rename from sse_loadss_1.
13076 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
13078 (negv4sf2): Use ix86_expand_fp_absneg_operator.
13079 (absv4sf2, negv2df, absv2df): New.
13080 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
13081 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
13082 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
13083 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
13084 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
13085 (sse3_addsubv4sf3): Model correctly.
13086 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
13087 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
13088 (sse_movhlps): Model with vec_select+vec_concat.
13089 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
13090 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
13091 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
13092 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
13093 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
13094 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
13095 sse2_pshufhw_1): Likewise.
13096 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
13097 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
13098 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
13099 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
13100 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
13101 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
13102 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
13103 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
13104 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
13105 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
13106 sminv8hi3): Mark commutative
13107 operands. Use ix86_binary_operator_ok.
13108 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
13109 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
13110 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
13111 sse2_punpcklqdq): Allow operand2 in memory.
13112 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
13113 sse2_movsd): Add memory alternatives.
13114 (sse_storelps): Turn expander into an insn; split after reload.
13115 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
13116 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
13118 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13120 * configure.ac (DWARF-2 debug_line): Use objdump.
13121 * configure: Regenerate.
13123 2005-01-08 Jeff Law <law@redhat.com>
13124 Diego Novillo <dnovillo@redhat.com>
13126 PR tree-optimization/18241
13127 * tree-nrv.c (tree_nrv): Ignore volatile return values.
13128 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
13129 statements with volatile operands.
13130 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
13131 operands after marking a statement with has_volatile_ops.
13133 2005-01-08 Roger Sayle <roger@eyesopen.com>
13135 * tree.c (int_fits_type_p): Always honor integer constant
13136 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
13138 2005-01-08 Roger Sayle <roger@eyesopen.com>
13140 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
13141 the latent bug in rtl_delete_block has been resolved.
13143 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13145 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
13146 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
13148 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13150 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
13151 library as @multilib_dir@/$(SHLIB_SONAME).
13153 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13155 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
13156 * configure: Regenerate.
13158 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13160 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
13163 2005-01-07 David Edelsohn <edelsohn@gnu.org>
13166 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
13167 Convert non-word aligned offset address using ld/std into
13170 2005-01-07 Richard Henderson <rth@redhat.com>
13172 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
13174 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
13176 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
13178 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13180 PR tree-optimization/19283
13181 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
13182 is not shorter than the original type.
13184 PR rtl-optimization/19012
13185 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
13187 PR rtl-optimization/18861
13188 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
13189 (FULL_STATE): Define.
13190 (mark_tablejump_edge): New function.
13191 (purge_dead_tablejump_edges): New function.
13192 (find_bb_boundaries): Use it.
13194 PR tree-optimization/18828
13195 * builtins.c (expand_builtin_next_arg): Remove argument and all
13196 the argument checking.
13197 (expand_builtin): Adjust caller.
13198 (expand_builtin_va_start): Likewise. Remove error for too many
13200 (fold_builtin_next_arg): Issue error for too many arguments.
13201 After checking arguments, replace them with magic arguments that
13202 prevent further checking of the args.
13204 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13206 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
13208 2005-01-06 Roger Sayle <roger@eyesopen.com>
13211 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
13212 and %{.S:...} (and their negative variants) to test whether the
13213 input file is assembler or pre-processed-assembler independent of
13214 the actual filename extension.
13216 2005-01-06 Roger Sayle <roger@eyesopen.com>
13218 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
13219 of sign or zero extended values.
13221 2005-01-06 Geoffrey Keating <geoffk@apple.com>
13223 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
13224 for IBM long double format correctly.
13226 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
13228 Fix PR tree-optimization/18792
13230 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
13231 to first_loop_depth, and use loop depth instead of loop number.
13232 (build_classic_dir_vector): Ditto.
13233 (compute_data_dependences_for_loop): Use depth, not loop number.
13234 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
13235 number. Pass in loops, instead of loop numbers.
13236 (gather_interchange_stats): Ditto.
13237 (linear_transform_loops): Ditto.
13239 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
13242 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
13243 biv_fits_mode_p, extension_within_bounds_p): New functions.
13244 (check_ext_dependent_givs): Use them.
13246 2005-01-06 Roger Sayle <roger@eyesopen.com>
13248 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
13249 more than one barrier, in which case we should delete them all.
13251 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
13253 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
13255 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
13257 Fix PR middle-end/19286
13259 * dwarf2out.c (gen_subprogram_die): If we've already tried to
13260 output this subprogram, simply ignore this attempt to do it again.
13261 (add_abstract_origin_attribute): Don't abort trying to add the abstract
13262 origin attribute if it's not possible.
13263 (gen_block_die): Don't ignore subblocks of "unused" blocks.
13264 (decls_for_scope): Ditto.
13265 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
13266 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
13268 2005-01-05 Richard Henderson <rth@redhat.com>
13271 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
13272 (bdesc_2arg): Use it.
13273 (ix86_expand_binop_builtin): Force operands into registers
13275 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
13276 ix86_expand_sse_compare, ix86_expand_sse_comi,
13277 ix86_expand_builtin): Likewise.
13279 2005-01-05 Richard Henderson <rth@redhat.com>
13281 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
13283 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
13284 (mulv4hi3): Set itanium_class mmmul.
13285 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
13286 (fpack): Rename from fpack_sfsf.
13288 2005-01-05 Richard Henderson <rth@redhat.com>
13291 * reload1.c (do_input_reload): Restrict the optimization deleteing
13292 a previous output reload to RELOAD_FOR_INPUT.
13294 2005-01-05 Steven Bosscher <stevenb@suse.de>
13296 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
13297 comment that we fall through after case.
13298 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
13299 (distribute_links): Likewise.
13300 * cse.c (cse_insn): Likewise.
13301 * cselib.c (cselib_invalidate_mem): Likewise.
13302 * df.c: Update comments at the top of the file.
13303 (read_modify_subreg_p): Update comments here too.
13304 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
13305 * flow.c (mark_set_1): Likewise.
13306 (mark_used_regs): Likewise.
13307 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13308 (canon_list_insert): Likewise.
13309 (mark_set): Likewise.
13310 (try_replace_reg): Likewise.
13311 (store_killed_in_insn): Likewise.
13312 * loop.c (count_one_set): Likewise.
13313 (basic_induction_var): Likewise.
13314 * postreload-gcse.c (find_mem_conflicts): Likewise.
13315 * postreload.c (reload_combine_note_store): Likewise.
13316 (move2add_note_store): Likewise.
13317 * reload.c (find_equiv_reg): Likewise.
13318 (mark_referenced_resources): Likewise.
13319 * rtlanal.c (set_noop_p): Likewise.
13320 (note_stores): Likewise.
13321 (note_uses): Likewise.
13322 * sched-deps.c (sched_analyze_1): Likewise.
13323 * sched-rgn.c (check_live_1): Likewise.
13324 (update_live_1): Likewise.
13325 * config/i860/i860.c: Likewise.
13327 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
13329 (ZERO_EXTRACT): Mention that this one can be an lvalue.
13331 * doc/rtl.texi: Update documentation for bit-fields and SET.
13333 2005-01-05 Roger Sayle <roger@eyesopen.com>
13335 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
13337 2005-01-05 Jan Hubicka <jh@suse.cz>
13338 Richard Henderson <rth@redhat.com>
13341 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
13344 2005-01-05 Richard Henderson <rth@redhat.com>
13347 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
13348 (sse_shufps): Change operand 3 to const_int_operand.
13349 (sse2_storelps): Fix typo in template.
13350 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
13351 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
13352 (ix86_expand_builtin): Likewise.
13354 2005-01-05 Julian Brown <julian@codesourcery.com>
13356 * config/arm/arm.c (arm_return_in_memory): Treat complex types
13357 as aggregates for AAPCS ABIs.
13359 2005-01-05 Stan Shebs <shebs@apple.com>
13361 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
13362 Mach-O getters if ppc64.
13363 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
13365 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
13366 signed four-byte field for global code case.
13367 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
13369 2005-01-05 Roger Sayle <roger@eyesopen.com>
13371 PR middle-end/19100
13372 * c-common.c: Include real.h.
13373 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
13374 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
13375 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
13376 * Makefile.in (c-common.o): Update dependencies.
13378 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13380 * c-parse.in (asm_string): Add trailing semicolon.
13382 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13384 * c-parse.in (asm_string): New. Don't allow wide strings in
13386 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
13387 asm_string instead of STRING.
13389 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13391 * c-typeck.c (constructor_no_implicit): Remove.
13392 (set_designator, process_init_element): Don't check
13393 constructor_no_implicit.
13395 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
13396 Kaz Kojima <kkojima@gcc.gnu.org>
13399 * lcm.c (create_pre_exit): New.
13400 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
13401 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
13403 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13405 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
13406 -msoft-float in target_float_switch.
13407 * arm.c (arm_override_options): Fix processing of target_float_switch.
13409 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13411 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
13414 2004-01-05 Uros Bizjak <uros@kss-loka.si>
13416 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
13417 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
13419 2005-01-04 Roger Sayle <roger@eyesopen.com>
13421 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
13422 if deleting the then-block allows the test-block to fallthru to the
13425 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
13428 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
13429 after the full declaration if the are in two different TUs.
13431 2005-01-04 Richard Henderson <rth@redhat.com>
13434 * tree-sra.c (generate_one_element_init): Just
13435 call gimplify_and_add.
13436 (generate_element_init): Record the
13437 new referenced variables and mark them for renaming
13438 and split out to ...
13439 (generate_element_init_1): This.
13440 (scalarize_init): Don't call push_gimplify_context/
13441 pop_gimplify_context.
13443 2005-01-04 Geoffrey Keating <geoffk@apple.com>
13445 * toplev.c (get_src_pwd): Handle failure of getpwd().
13447 2005-01-04 Roger Sayle <roger@eyesopen.com>
13449 * fold-const.c (fold_single_bit_test): Delete unreachable handling
13451 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
13452 all the cases handled by it are inverted by invert_truthvalue.
13454 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13456 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
13457 (save_register_windowsi): Likewise.
13459 2005-01-04 Richard Henderson <rth@redhat.com>
13461 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
13463 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13465 PR middle-end/17767
13466 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
13467 any simplifications of vector mode comparison operators.
13468 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
13470 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
13471 Devang Patel <dpatel@apple.com>
13473 PR tree-optimization/18308
13474 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
13475 the operands before creating a new expression.
13476 * dojump.c (do_jump): Make drop_through_label available
13477 for all cases. Add expansion of COND_EXPR.
13479 2005-01-04 Ira Rosen <irar@il.ibm.com>
13481 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
13482 INTEGER_CST instead of TREE_CONSTANT.
13483 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
13484 instead of TREE_CONSTANT.
13485 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
13486 instead of TREE_CONSTANT.
13488 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13490 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
13492 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13495 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
13496 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
13498 2005-01-03 Richard Henderson <rth@redhat.com>
13500 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
13501 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
13502 fold_convert_const_real_from_real): Split out from ...
13503 (fold_convert_const): ... here.
13505 2005-01-03 Richard Henderson <rth@redhat.com>
13508 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
13509 (mov<MMXMODEI>_internal): Likewise.
13510 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
13511 Add V2SF case; use it for SSE1; don't use TI.
13512 (movdf_integer): Likewise.
13513 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
13515 2005-01-03 Ira Rosen <irar@il.ibm.com>
13517 * tree-vectorizer.c (vect_strip_conversions): New function.
13518 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13519 check for binary class.
13521 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13525 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13527 * gimple-low.c (mark_blocks_with_used_vars): New function.
13528 (mark_blocks_with_used_subblocks): Ditto.
13529 (mark_used_blocks): Ditto.
13530 (pass_mark_used_blocks): New pass.
13531 * tree-inline.c: Include debug.h.
13532 (expand_call_inline): Call outlining_inline_function here.
13533 * tree-optimize.c (init_tree_optimization_passes): Add
13534 pass_mark_used_blocks.
13535 * tree-pass.h (pass_mark_used_blocks): New.
13536 * Makefile.in (tree-inline.o): Add debug.h dependency.
13538 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13540 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13541 VAR_DECLs to have weak_import attribute.
13543 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13546 2004-01-03 Steven Bosscher <stevenb@suse.de>
13548 * passes.c (rest_of_compilation): Don't run regmove if only
13549 flag_expensive_optimizations, require flag_regmove instead.
13551 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13553 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13555 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
13556 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13557 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
13558 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13560 2005-01-03 Richard Henderson <rth@redhat.com>
13562 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
13563 (ia64_const_ok_for_letter_p): New.
13564 (ia64_const_double_ok_for_letter_p): New.
13565 (ia64_extra_constraint): New.
13566 (ia64_expand_vecint_compare): New.
13567 (ia64_expand_vcondu_v2si): New.
13568 (ia64_expand_vecint_cmov): New.
13569 (ia64_expand_vecint_minmax): New.
13570 (ia64_print_operand): Add 'v'.
13571 (ia64_preferred_reload_class): New.
13572 (ia64_vector_mode_supported_p): New.
13573 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
13574 (PREFERRED_RELOAD_CLASS): Move to function.
13575 (CONST_OK_FOR_LETTER_P): Move to function.
13576 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
13577 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
13578 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
13579 (EXTRA_CONSTRAINT): Move to function.
13580 * config/ia64/ia64.md: Include vect.md.
13581 (itanium_class): Add mmalua.
13583 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13585 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13586 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13588 (const_int_2bit_operand): New.
13589 (fr_reg_or_0_operand): New.
13590 * config/ia64/ia64-modes.def: Add vector modes.
13591 * config/ia64/ia64-protos.h: Update.
13592 * config/ia64/vect.md: New file.
13594 2005-01-03 Richard Henderson <rth@redhat.com>
13596 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13598 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13601 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13603 (log1pdf2): Change mode of operands[0,1] to DFmode.
13605 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13607 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
13608 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
13609 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
13610 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
13611 SPARC_RELAXED_ORDERING.
13613 2005-01-03 Richard Henderson <rth@redhat.com>
13614 Uros Bizjak <uros@kss-loka.si>
13617 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
13618 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
13619 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
13621 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
13622 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
13623 const_pow2_1_to_128_operand): New predicates.
13625 2005-01-02 Greg McGary <greg@mcgary.org>
13627 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
13629 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
13630 object. [ptr_type]: Remove unused variable.
13631 Remember nearest addressable array-element or record-component
13632 when checking bitfield components. Tolerate empty BIND_EXPR.
13634 2005-01-01 Richard Henderson <rth@redhat.com>
13636 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
13637 that don't narrow the value. Fail for other conversions.
13639 2005-01-01 Richard Henderson <rth@redhat.com>
13642 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
13643 * c-lang.c (finish_file): Don't do it here.
13644 * objc/objc-act.c (objc_finish_file): Likewise.
13646 * cgraph.c (decl_assembler_name_equal): New.
13647 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
13648 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
13649 * cgraph.h (struct cgraph_varpool_node): Add next.
13650 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
13651 * varasm.c (assemble_alias): Mark the target as needed.
13653 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
13655 PR middle-end/19221
13656 * function.c (get_arg_pointer_save_area): Use entry_of_function
13657 instead of get_insns.
13659 2005-01-01 Roger Sayle <roger@eyesopen.com>
13660 Andrew Pinski <pinskia@physics.uc.edu>
13661 James E. Wilson <wilson@specifixinc.com>
13663 PR rtl-optimization/12092
13664 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
13667 2005-01-01 Roger Sayle <roger@eyesopen.com>
13668 Olivier Hainque <hainque@act-europe.fr>
13670 * tree.c (int_fits_type_p): A narrower type always fits in a
13671 wider one, except for negative values into unsigned types.
13673 2005-01-01 Roger Sayle <roger@eyesopen.com>
13675 * tree.c (int_fits_type_p): Compare the result of force_fit_type
13676 with the original constant rather than require TREE_OVERFLOW.
13678 2005-01-01 Steven Bosscher <stevenb@suse.de>
13680 PR middle-end/17544
13681 * c-decl.c (finish_function): If compiling C99, annotate the
13682 compiler generated return with the current file name and line 0.
13683 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
13684 the source line is greater than 0.
13685 (remove_bb): Likewise.