| blob | 0158f5b36665fd8bfe33232bb609ebae279aba43 |
1 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
5 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
7 * config.gcc <cris-*>: Specify .opt files.
8 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
9 config/cris/linux.opt: New files.
10 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
11 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
12 (TARGET_ELF): Override to 0.
13 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
14 -melinux-stacksize=N.
15 * config/cris/cris.c: (cris_handle_option): New function.
16 (TARGET_DEFAULT_TARGET_FLAGS): Override.
17 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
18 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
19 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
20 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
21 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
22 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
23 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
24 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
25 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
26 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
27 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
28 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
29 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
30 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
31 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
32 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
33 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
34 (TARGET_LINUX): Define 0.
35 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
36 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
37 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
38 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
39 (TARGET_LINUX): Override to 1.
40 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
42 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
44 * haifa-sched.c (schedule_block): Fix thinko in previous
45 assertification patch.
47 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
49 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
50 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
51 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
52 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
53 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
54 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
55 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
56 for hpux11.[1-9]*.
57 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
58 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
59 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
60 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
61 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
62 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
63 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
64 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
65 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
66 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
67 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
68 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
69 (SUBTARGET_OPTIONS): Delete.
70 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
71 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
72 instead of a string.
73 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
74 (pa_cpu_string, pa_unix_string): Delete.
75 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
76 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
77 TARGET_HPUX_10_10.
78 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
79 (pa_handle_option): New function.
80 (override_options): Remove handling of -march=, -mfixed-range=,
81 -mschedule= and -munix=.
82 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
83 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
84 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
85 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
86 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
87 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
88 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
89 redefining.
90 * config/pa/pa.opt: New file.
91 * config/pa/pa-hpux.opt: New file.
92 * config/pa/pa-hpux1010.opt: New file.
93 * config/pa/pa-hpux1111.opt: New file.
94 * config/pa/pa64-hpux.opt: New file.
96 2005-04-22 David S. Miller <davem@davemloft.net>
98 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
99 integer when it's mode is VOIDmode not DImode.
101 2005-04-22 Geoffrey Keating <geoffk@apple.com>
103 * config/rs6000/rs6000.md (sync_add<mode>_internal,
104 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
105 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
106 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
107 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
108 "bne- $-xxx" rather than local labels.
109 (sync_lock_release<mode>): Add second operand.
110 (lwsync): Use .long rather than a more meaningful opcode.
111 * doc/md.texi (Standard Names): Add description of second
112 parameter to sync_lock_test_and_set.
114 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
116 PR tree-optimization/21088
117 * fold-const.c (fold_unary, fold_binary, fold_ternary):
118 Export.
119 * tree-vrp.c (compare_values): Use fold_binary to compare
120 pointers. Use boolean_type_node as the type of a comparison
121 expression being folded.
122 * tree.h: Add prototypes for fold_unary, fold_binary,
123 fold_ternary.
125 * tree-ssa-dom.c: Fix formatting.
127 2005-04-22 Diego Novillo <dnovillo@redhat.com>
129 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
130 * lambda-code.c (perfect_nestify): Mark virtual operands in
131 the moved statement for renaming.
132 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
133 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
134 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
135 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
136 * tree-flow.h (struct var_ann_d): Update comments.
137 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
138 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
139 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
140 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
141 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
142 debug_names_replaced_by): Remove declarations.
143 (delete_update_ssa, get_current_def, set_current_def): Declare.
144 (rewrite_into_loop_closed_ssa): Add new argument. Update
145 all callers.
146 * tree-into-ssa.c: Include params.h.
147 (old_virtual_ssa_names): Remove. Update all users.
148 (need_to_replace_names_p): Remove. Update all users.
149 (struct update_ssa_stats_d): Declare.
150 (update_ssa_stats): New local.
151 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
152 dump_tree_ssa_stats, debug_tree_ssa_stats,
153 dump_update_ssa, debug_update_ssa,
154 dump_names_replaced_by, debug_names_replaced_by): Declare.
155 (get_current_def, set current_def): Make extern.
156 (is_old_name, is_new_name): Protect against references
157 past the end of the sets.
158 (add_new_name_mapping): Assert that OLD and NEW are
159 different SSA names for the same symbol.
160 When adding a virtual mapping, update stats for virtual
161 mapping heuristic.
162 (insert_phi_nodes_for): If UPDATE_P is true, create the
163 LHS of the new PHI by duplicating SSA name VAR.
164 (insert_phi_nodes_1): Remove. Update all users.
165 (insert_phi_nodes): Remove second argument. Update all
166 users.
167 (maybe_replace_use, maybe_replace_def): New.
168 (rewrite_update_stmt): Call them.
169 (mark_def_interesting): Remove calls to is_gimple_reg.
170 (prepare_phi_args_for_update): Remove. Update all users.
171 (prepare_block_for_update): Only process virtual operands
172 and GIMPLE registers in normal form.
173 (prepare_use_sites_for): New.
174 (prepare_names_to_update): Rename from prepare_def_sites.
175 Call prepare_use_sites_for.
176 (dump_update_ssa): Rename from dump_repl_tbl.
177 Update all users.
178 Show statistics for virtual mapping heuristic.
179 (debug_update_ssa): Rename from debug_debug_repl_tbl.
180 (init_update_ssa): Initialize UPDATE_SSA_STATS.
181 (delete_update_ssa): Make extern.
182 (mark_set_for_renaming): If the set is empty, do nothing.
183 (release_ssa_name_after_update_ssa): Update comment.
184 (insert_updated_phi_nodes_for): Do not remove existing
185 PHI nodes for symbols.
186 (switch_virtuals_to_full_rewrite_p): New.
187 (switch_virtuals_to_full_rewrite): New.
188 (update_ssa): Call them.
189 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
190 for every statement before updating.
191 If all the names in NEW_SSA_NAMES have been marked for
192 removal, do nothing.
193 Only start at the top of the CFG if there are symbols in
194 SYMS_TO_RENAME.
195 (ssa_rewrite_finalize_block): Remove.
196 (ssa_register_new_def): Remove.
197 (ssa_rewrite_stmt): Remove.
198 (ssa_rewrite_phi_arguments): Remove.
199 (ssa_rewrite_initialize_block): Remove.
200 (ssa_mark_def_sites): Remove.
201 (ssa_mark_def_sites_initialize_block): Remove.
202 (ssa_mark_phi_uses): Remove.
203 (rewrite_ssa_into_ssa): Remove.
204 * tree-phinodes.c (find_phi_node_for): Remove.
205 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
206 Call update_ssa.
207 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
208 Remove calls to verify_dominators and
209 verify_loop_structure.
210 (tree_unswitch_single_loop): Call update_ssa.
211 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
212 returns false.
213 Call verify_stmts.
214 (delete_tree_ssa): Assert that need_ssa_update_p returns
215 false.
216 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
217 * tree-vectorizer.c (allocate_new_names, rename_def_op,
218 free_new_names): Remove. Update all users.
219 (rename_use_op): Call get_current_def.
220 (rename_variables_in_bb): Do not handle any real or
221 virtual definition.
222 (slpeel_update_phis_for_duplicate_loop): Call
223 get_current_def and set_current_def instead of using
224 SSA_NAME_AUX.
225 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
226 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
227 ssa_names_to_replace and delete_update_ssa.
228 * doc/invoke.texi: Document --param min-virtual-mappings
229 and --param virtual-mappings-ratio.
231 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
232 Diego Novillo <dnovillo@redhat.com>
234 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
235 for newly created PHI nodes.
236 Call create_new_def_for for every new V_MAY_DEF and
237 V_MUST_DEF on the copied statement.
238 (struct ssa_name_map_entry): Remove.
239 (ssa_name_map_entry_hash): Remove.
240 (ssa_name_map_entry_eq): Remove.
241 (allocate_ssa_names): Remove.
242 (rewrite_to_new_ssa_names_def): Remove.
243 (rewrite_to_new_ssa_names_use): Remove.
244 (rewrite_to_new_ssa_names_bb): Remove.
245 (rewrite_to_new_ssa_names): Remove.
246 (tree_duplicate_sese_region): Remove variables ver,
247 definitions, phi, ssa_name_map and bi.
248 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
249 Call update_ssa.
250 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
251 update_ssa instead of rewrite_ssa_into_ssa.
252 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
253 create_new_def_for.
254 (find_uses_to_rename_use): Add argument 'need_phis'.
255 (find_uses_to_rename_stmt): Do not scan virtual operands.
256 (find_uses_to_rename): Only scan PHI nodes for
257 non-virtual names.
258 (rewrite_into_loop_closed_ssa): Call update_ssa.
259 (check_loop_closed_ssa_use): Ignore virtual operands.
260 (check_loop_closed_ssa_stmt): Likewise.
261 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
262 NULL.
263 (rename_variables, set_phi_def_stmts): Remove.
264 (tree_duplicate_loop_to_header_edge): Reformat comment.
265 Remove variables BB, I and DEFINITIONS.
266 Call need_ssa_update_p.
267 Call update_ssa.
268 (lv_adjust_loop_header_phi): Reformat comment.
269 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
270 (marked_for_rewrite_p, any_marked_for_rewrite_p,
271 mark_for_rewrite, unmark_all_for_rewrite,
272 marked_ssa_names): Remove. Update all users.
273 (release_ssa_name): If VAR has been registered for SSA
274 updating, do nothing.
275 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
276 (build_assert_expr_for): Call register_new_name_mapping.
277 (insert_range_assertions): Update call to update_ssa.
278 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
279 marked_for_rewrite_p, any_marked_for_rewrite_p,
280 marked_ssa_names): Remove.
282 2005-04-22 Jeff Law <law@redhat.com>
284 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
285 (restore_currdefs_to_original_value): Likewise.
286 (register_definitions_for_stmt): Likewise.
287 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
288 for each variable. Do not allocate/free block_defs_stack either.
289 Do not iterate if we just thread jumps. Only iterate if the
290 tree_cleanup_cfg does useful work (temporary).
291 (dom_opt_initialize_block): No longer push a marker on
292 BLOCK_DEFS_STACK.
293 (dom_opt_finalize_block): Removal call to restore currdefs.
294 Relax restrictions for recording edge equivalences.
295 (record_equivalences_from_phis): No longer need to track
296 CURRENT_DEF.
297 (optimize_stmt): Similarly.
298 (thread_across_edge): Simplify by removing the requirement that
299 statements in the block we are threading through must be nops.
300 (initialize_hash_element): Handle GOTO_EXPR.
302 2005-04-22 David S. Miller <davem@davemloft.net>
304 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
305 CONST_DOUBLE_HIGH.
306 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
307 fix check on CONST_DOUBLE mode. It should be VOIDmode
308 when it is representing an integer.
310 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
312 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
313 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
314 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
315 find_char_info_specifier_index,
316 find_length_info_modifier_index): Likewise.
317 * c-typeck.c (composite_type, pop_init_level): Likewise.
318 * combine.c (cant_combine_insn_p, try_combine): Likewise.
319 * cse.c (cse_insn): Likewise
320 * dominance.c (calc_dfs_tree): Likewise
321 dwarf2out.c (loc_descriptor_from_tree_1,
322 add_abstract_origin_attribute, force_decl_die,
323 force_type_die): Likewise
324 emit-rtl.c (operand_subword_force): Likewise
325 explow.c (hard_function_value): Likewise
326 expmed.c (store_bit_field, expand_divmod,
327 emit_store_flag_force): Likewise
328 expr.c (emit_move_multi_word, store_expr,
329 expand_expr_real_1): Likewise
330 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
331 output_operand): Likewise
332 flow.c (recompute_reg_usage): Likewise
333 * function.c (assign_stack_temp_for_type, assign_temp,
334 handle_epilogue_set): Likewise
335 * genextract.c (main): Likewise
336 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
337 gimplify_modify_expr_rhs, gimplify_expr): Likewise
338 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
339 ready_remove, rm_line_notes, rm_other_notes,
340 schedule_block): Likewise
341 mips-tfile.c (copy_object, out_of_bounds): Likewise
343 2005-04-22 David Edelsohn <edelsohn@gnu.org>
345 PR target/20813
346 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
347 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
348 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
349 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
350 TARGET_XL_COMPAT.
351 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
353 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
355 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
356 (gcc_tree_to_linear_expression): Convert to heap allocated
357 vectors.
358 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
359 lbv_to_gcc_expression, lle_to_gcc_expression,
360 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
361 perfect_nestify): Likewise.
362 lambda.h (gcc_loopnest_to_lambda_loopnest,
363 lambda_loopnest_to_gcc_loopnest): Likewise.
364 tree-loop-linear.c (linear_transform_loops): Likewise.
366 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
368 * config/sparc/predicates.md (arith_double_operand): Use
369 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
370 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
371 (DImode, DFmode constant splitters): Likewise. Remove code for
372 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
373 (logical constant splitters): Use const_int_operand predicate.
374 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
375 HOST_BITS_PER_WIDE_INT < 64.
377 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
379 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
380 gcc_unreachable as appropriate.
381 (force_mode, emit_move_sequence, singlemove_string,
382 output_move_double, output_fp_move_double, find_addr_reg,
383 output_block_move, output_block_clear, output_and,
384 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
385 pa_adjust_cost, pa_issue_rate, print_operand,
386 output_global_address, output_arg_descriptor, output_cbranch,
387 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
388 output_call): Likewise.
389 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
390 prefetch, prefetch_cc, prefetch_nocc): Likewise.
392 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
394 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
395 _gcov_pow2_profiler and _gcov_one_value_profiler.
396 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
397 (GTFILES): Add $(srcdir)/tree-profile.c.
398 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
399 __gcov_one_value_profiler): Declare.
400 * gimplify.c (force_gimple_operand): Check whether the statements
401 should be produced in ssa form.
402 (force_gimple_operand_bsi): New function.
403 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
404 __gcov_one_value_profiler): New functions.
405 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
406 the profiled value is a power of two or not.
407 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
408 * tree-flow.h (in_ssa_p): Declare.
409 (force_gimple_operand_bsi): Declare.
410 * tree-into-ssa.c (in_ssa_p): New variable.
411 (rewrite_into_ssa): Set in_ssa_p.
412 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
413 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
414 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
415 tree_one_value_profiler_fn): New variables.
416 (tree_init_edge_profiler): Initialize the profiler function decls.
417 (tree_gen_edge_profiler): Use global gcov_type_node.
418 (prepare_instrumented_value): New function.
419 (tree_gen_interval_profiler, tree_gen_interval_profiler,
420 tree_gen_one_value_profiler): Call the library functions instead of
421 creating instrumentation code.
422 * tree.c (build_fn_decl): New function.
423 * tree.h (build_fn_decl): Declare.
424 * value-prof.c (rtl_divmod_values_to_profile,
425 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
426 tree_mod_pow2_value_transform, tree_find_values_to_profile):
427 Do not handle may_be_other and precise values of exponents at pow2
428 profiler.
429 (tree_mod_subtract_transform): Reflect that value field of
430 histogram has changed meaning.
431 (tree_divmod_values_to_profile): Record the values correctly.
432 (tree_values_to_profile): Update comment.
433 * value-prof.h (struct histogram_value_t): Remove pow2 data.
435 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
437 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
438 (decl).
440 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
442 * config/i386/i386.md (length_immediate): Use gcc_assert or
443 gcc_unreachable, as appropriate.
444 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
445 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
446 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
447 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
448 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
449 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
450 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
451 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
452 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
453 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
454 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
455 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
456 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
457 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
458 *prefetch_sse_rex): Likewise.
459 * config/i386/predicates.md (x86_64_immediate_operand,
460 x86_64_zext_immediate_operand, symbolic_operand,
461 no_seg_address_operand, aligned_operand,
462 memory_displacement_operand): Likewise.
463 * config/i386/sse.md (*mov<mode>_internal,
464 *movv2df_internal): Likewise.
466 2005-04-22 Jan Hubicka <jh@suse.cz>
468 * Makefile.in (ipa.o, ipa-inline.o): New files.
469 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
470 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
471 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
472 * cgraphunit.c (cgraph_default_inline_p,
473 cgraph_decide_inlining_incrementally, ncalls_inlined,
474 nfunctions_inlined, initial_insns, overall_insns,
475 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
476 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
477 cgraph_mark_inline, cgraph_check_inline_limits,
478 cgraph_default_inline_p, cgraph_recursive_inlining_p,
479 update_callee_keys, lookup_recursive_calls,
480 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
481 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
482 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
483 pass_ipa_inline): Move to ipa-inline.c
484 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
485 * ipa.c: New file.
486 * ipa-inline.c: New file.
488 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
490 * doc/invoke.texi (SPARC options): Document that -mapp-regs
491 is turned off by default on Solaris.
493 2005-04-21 Roger Sayle <roger@eyesopen.com>
495 * c-common.h (objc_build_method_signature): Update prototype.
496 * stub-objc.c (objc_build_method_signature): Update the stub
497 implementation to accept and ignore additional parameter.
498 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
499 the value of ellipsis to objc_build_method_signature instead
500 of setting TREE_OVERFLOW on the parms TREE_LIST node.
502 2005-04-21 Geoffrey Keating <geoffk@apple.com>
504 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
505 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
506 gen_rtx_* not gen_rtx_fmt_*.
507 (rs6000_emit_vector_select): Likewise.
508 (rs6000_emit_sync): New.
509 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
510 (larx, stcx, cmp): New mode substitutions.
511 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
512 UNSPEC_ISYNC): New constants.
513 (rlwinm): Give name.
514 (memory_barrier, isync, lwsync): New insns.
515 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
516 (sync_lock_release<mode>): New expander.
517 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
518 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
519 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
520 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
521 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
522 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
523 (sync_add<mode>_internal, sync_addshort_internal,
524 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
525 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
526 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
528 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
529 is the memory before, not after, the operation. Clarify
530 barrier requirements.
532 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
534 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
535 * lambda.h (lambda_vector_min_nz): Likewise.
536 * langhooks.h (struct lang_hooks_for_types,
537 struct lang_hooks): Likewise.
538 * output.h (assemble_integer, this_is_asm_operands): Likewise.
539 * tree.h: Likewise.
540 * vec.h: Likewise.
541 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
543 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
544 comments to avoid 'abort'. Use gcc_assert as necessary.
545 * opts.c (common_handle_option): Likewise.
546 * pretty-print.c (pp_base_format_text): Likewise.
547 * print-rtl.c (print_rtx): Likewise.
548 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
549 * regmove.c (try_auto_increment): Likewise.
550 * reload.c (find_valid_class, find_reloads_toplev,
551 find_equiv_reg): Likewise.
552 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
553 merge_assigned_reloads): Likewise.
554 * tree-inline.c (inline_forbidden_p_1,
555 estimate_num_insns_1): Likewise.
556 * tree-optimize.c (execute_todo): Likewise.
557 * tree-outof-ssa.c (eliminate_phi): Likewise.
558 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
559 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
560 * tree-ssa-operands.c (parse_ssa_operands,
561 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
562 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
563 * tree-ssanames.c (release_ssa_name): Likewise.
564 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
565 walk_tree): Likewise.
567 * tree-ssa-operands.c (verify_abort): Fold into ..
568 (verify_imm_links): ... here.
570 2005-04-21 Richard Henderson <rth@redhat.com>
572 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
573 on non-memory operand for previous inversion.
575 2005-04-21 Devang Patel <dpatel@apple.com>
577 PR optimization/20994
578 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
579 x = !(a == b) : p , q;.
580 (pass_if_conversion): Verify stmts and flow.
582 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
584 * optabs.c (gen_conditional_trap): Restore #define.
586 * alias.c (true_dependence): Remove 'abort' from comments. Use
587 gcc_assert and gcc_unreachable as appropriate.
588 (canon_true_dependence): Likewise.
589 * bb-reorder.c (connect_traces): Likewise.
590 * c-common.c (c_add_case_label): Likewise.
591 * c-decl.c (finish_function): Likewise.
592 * caller-save.c (insert_restore, insert_save): Likewise.
593 * cfg.c (update_bb_profile_for_threading): Likewise.
594 * cfganal.c (flow_active_insn_p): Likewise.
595 * cfgexpand.c (add_reg_br_prob_note): Likewise.
596 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
597 cfg_layout_merge_blocks): Likewise.
598 * ifcvt.c (cond_exec_process_insns, merge_if_block,
599 find_if_block): Likewise.
600 * integrate.c (allocate_initial_values): Likewise.
601 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
602 swap_condition, unsigned_condition, signed_condition,
603 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
604 reg_or_subregno): Likewise.
605 * lambda-code.c (lambda_compute_auxillary_space,
606 lambda_transform_legal_p): Likewise.
607 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
608 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
609 lhd_incomplete_type_error, lhd_expand_expr,
610 lhd_types_compatible_p, lhd_tree_size): Likewise.
611 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
612 * local-alloc.c (update_equiv_regs): Likewise.
613 * loop-unroll.c (peel_loop_completely
614 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
615 peel_loop_simple, unroll_loop_stupid,
616 analyze_iv_to_split_insn): Likewise.
617 * loop.c (gen_prefetch, find_and_verify_loops,
618 basic_induction_var): Likewise.
619 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
620 * value-prof.c (tree_find_values_to_profile): Likewise.
621 * varasm.c (named_section, default_assemble_integer,
622 decode_addr_const): Likewise.
624 2005-04-21 Alan Modra <amodra@bigpond.net.au>
625 Fariborz Jahanian <fjahanian@apple.com>
627 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
628 portion of argument passed in fpr.
629 * expr.c (emit_push_insn): Fix computation of 'offset' used to
630 decide on partial argument save on stack.
632 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
634 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
635 comment typos.
637 2005-04-21 Jan Hubicka <jh@suse.cz>
639 * cgraphunit.c: Include tree-pass.h
640 (cgraph_decide_recursive_inlining,
641 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
642 cgraph_decide_inlining): Dump goes to dump_file.
643 (cgraph_optimize): Call ipa passes instead of inliner.
644 (cgraph_gate_inlining, pass_ipa_inline): New.
645 * tree-optimize.c (all_ipa_passes): New static variable.
646 (register_one_dump_file): Dead with IPA passes.
647 (register_dump_files): Likewise.
648 (init_tree_optimization_passes): Initialize IPA passes.
649 (execute_todo): Do cgraph dump when asked to, do not dump function body
650 for IPA pass.
651 * tree-pass.h (TODO_dump_cgraph): New macro.
652 (ipa_passes): Declare.
653 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
655 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
657 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
658 gcc_assert instead of abort.
659 (classify_argument, examine_argument, construct_container,
660 contains_128bit_aligned_vector_p, ix86_check_movabs,
661 standard_80387_constant_opcode, standard_80387_constant_rtx,
662 ix86_initial_elimination_offset, ix86_compute_frame_layout,
663 pro_epilogue_adjust_stack, ix86_expand_epilogue,
664 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
665 legitimize_tls_address, output_pic_addr_const,
666 i386_output_dwarf_dtprel, put_condition_code, print_reg,
667 get_some_local_dynamic_name, print_operand, print_operand_address,
668 output_387_binary_op, emit_i387_cw_initialization,
669 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
670 ix86_expand_clear, ix86_expand_binary_operator,
671 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
672 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
673 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
674 ix86_expand_branch, ix86_expand_setcc,
675 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
676 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
677 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
678 memory_address_length, ix86_attr_length_immediate_default,
679 ix86_attr_length_address_default, ix86_agi_dependant,
680 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
681 ix86_expand_binop_builtin, ix86_force_to_memory,
682 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
683 x86_emit_floatuns): Likewise.
684 * config/i386/netware.c (gen_regparm_prefix,
685 i386_nlm_strip_name_encoding): Likewise.
686 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
688 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
690 * optabs.c (gen_condiational_trap): Remove #define.
691 (add_equal_note): Assertify. Remove explicit indirection from
692 call via function pointer.
693 (expand_ternary_op, expand_simple_binop, expand_binop,
694 expand_twoval_unop, expand_twoval_binop,
695 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
696 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
697 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
698 prepare_float_lib_cmp, emit_conditional_move,
699 emit_conditional_add, gen_add2_insn, gen_add3_insn,
700 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
701 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
702 vector_compare_rtx, expand_vec_cond_expr): Likewise.
704 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
706 * vec.h: Update API to separate allocation mechanism from type.
707 (VEC_safe_grow): New.
708 * vec.c (calculate_allocation): New.
709 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
710 (vec_gc_free, vec_heap_free): Remove.
711 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
712 (VEC): Likewise.
713 (mangle_macro_name): New.
714 (struct macro_def): New.
715 (struct macro): Add multiple argument values.
716 (macro_expans_end): New.
717 (push_macro_expansion): Chain on new macro. Process multiple
718 args, create follow on expansion. Return follow on argument.
719 (macro_input): Deal with multiple arguments.
721 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
722 (struct tree_binfo): Adjust.
723 * basic-block.h: Define VEC(edge,gc).
724 (struct edge_def): Adjust.
725 (struct basic_block_def, struct edge_iterator): Likewise.
726 (ei_container, ei_start_1, ei_last_1): Likewise.
727 * cfg.c (connect_src, connect_dest): Likewise.
728 * cfgrtl.c (force_nonfallthru_and_redirect)
729 * dbxout.c (dbxout_type)
730 * dwarf2out.c (gen_member_die)
731 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
732 (gcc_tree_to_linear_expression): Adjust.
733 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
734 lbv_to_gcc_expression, lle_to_gcc_expression,
735 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
736 perfect_nestify): Likewise.
737 * lambda.h (gcc_loopnest_to_lambda_loopnest,
738 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
739 * profile.c (instrument_values): Adjust.
740 * tree-cfg.c (modified_noreturn_calls): Adjust.
741 (remove_fallthru_edge): Likewise.
742 * tree-dump.c (dequeue_and_dump): Adjust.
743 * tree-flow-inline.h (mark_stmt_modified): Adjust.
744 * tree-flow.h (modified_noreturn_calls): Adjust.
745 (tree_on_heap): Remove. (yay!)
746 (register_new_def): Adjust.
747 * tree-into-ssa.c: Define VEC(int,heap).
748 (block_defs_stack): Adjust.
749 (find_idf, insert_phi_nodes, register_new_def,
750 rewrite_initialize_block, rewrite_finalize_block,
751 register_new_update_single, rewrite_update_init_block,
752 rewrite_update_fini_block, rewrite_blocks,
753 ssa_rewrite_finalize_block, ssa_register_new_def,
754 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
755 * tree-loop-linear.c (linear_transform_loops): Adjust.
756 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
757 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
758 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
759 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
760 vrp_variables_stack): Adjust declarations.
761 (tree_ssa_dominator_optimize): Adjust.
762 (dom_opt_initialize_block, remove_local_expressions_from_table,
763 restore_nonzero_vars_to_original_value,
764 restore_vars_to_original_value,
765 restore_currdefs_to_original_value, dom_opt_finalize_block,
766 record_var_is_nonzero, record_cond, record_const_or_copy_1,
767 optimize_stmt, update_rhs_and_lookup_avail_expr,
768 lookup_avail_expr, record_range): Likewise.
769 * tree-ssa-pre.c: Define VEC(basic_block,heap).
770 (compute_antic_aux): Adjust.
771 (inserted_exprs, create_expression_by_pieces,
772 insert_into_preds_of_block, eliminate, mark_operand_necessary,
773 remove_dead_inserted_code, fini_pre): Likewise.
774 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
775 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
776 ssa_prop_init): Likewise.
777 * tree-ssa.c: Define VEC(bitmap,heap).
778 (verify_name_tags): Adjust.
779 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
780 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
781 tree_divmod_values_to_profile, tree_find_values_to_profile,
782 value_profile_transformations): Likewise.
783 * value-prof.h: Define VEC(histogram_value,heap).
784 * varasm.c: Remove alias_pair pointer typedef, define
785 VEC(alias_pair,gc).
786 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
788 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
789 not a pointer to it. Create an object vector.
790 (extern_symbols): Turn into an object vector.
791 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
793 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
795 PR/20742
796 * Makefile.in (tree-chrec.o): Depend on params.h.
797 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
798 default value 20.
799 * tree-chrec.c: Depend on params.h. Replace build with buildN,
800 and fold build with fold_buildN.
801 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
802 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
803 (tree_contains_chrecs): Compute an estimation of the size of the
804 given expression.
805 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
806 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
807 * tree-scalar-evolution.c (simple_iv): Ditto.
808 * doc/invoke.texi (scev-max-expr-size): Documented.
810 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
812 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
813 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
814 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
815 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
816 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
817 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
818 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
819 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
820 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
821 (darwin_fix_and_continue_switch): Delete.
822 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
823 (SUBTARGET_SWITCHES): Delete.
824 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
825 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
826 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
827 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
828 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
829 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
830 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
831 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
832 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
833 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
834 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
835 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
836 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
837 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
838 (TARGET_64BIT): Undef before redefining.
839 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
840 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
841 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
842 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
843 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
844 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
845 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
846 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
847 (ix86_debug_arg_string, ix86_debug_addr_string)
848 (ix86_align_loops_string, ix86_align_jumps_string)
849 (ix86_align_funcs_string): Delete.
850 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
851 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
852 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
853 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
854 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
855 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
856 (SUBTARGET_SWITCHES): Delete.
857 * config/i386/i386.c (ix86_debug_arg_string): Delete.
858 (ix86_debug_addr_string): Delete.
859 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
860 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
861 (ix86_align_loops_string, ix86_align_jumps_string)
862 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
863 (ix86_align_funcs_string): Make static.
864 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
865 (ix86_handle_option): New function.
866 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
867 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
868 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
869 of darwin_fix_and_continue_switch.
870 (darwin_one_byte_bool): Delete.
871 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
872 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
873 to darwin_one_byte_bool.
874 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
875 * config/i386/djgpp.opt, config/i386/i386.opt,
876 * config/i386/sco5.opt: New files.
878 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
880 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
881 fp_zero_operand, fp_register_operand, intreg_operand,
882 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
883 call_operand, call_operand_address, tgd_symbolic_operand,
884 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
885 symbolic_operand, symbolic_memory_operand, label_ref_operand,
886 sp64_medium_pic_operand, data_segment_operand,
887 text_segment_operand, splittable_symbolic_memory_operand,
888 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
889 eq_or_neq, normal_comp_operator, noov_compare_op,
890 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
891 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
892 const64_operand, const64_high_operand, arith11_operand,
893 arith10_operand, arith_double_operand, arith_double_4096_operand,
894 arith_double_add_operand, arith11_double_operand,
895 arith10_double_operand, small_int, small_int_or_double,
896 uns_small_int, uns_arith_operand, clobbered_register,
897 input_operand, compare_operand): Delete.
898 (sparc_emit_set_const32): Use predicates in assertion. Remove special
899 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
900 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
901 (GEN_HIGHINT64, GEN_INT64): Delete.
902 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
903 gen_safe_XOR64): Adjust for above deletion.
904 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
905 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
906 (legitimate_constant_p): Use const_zero_operand instead.
907 (sparc_extra_constraint_check): Likewise.
908 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
909 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
910 (PREDICATE_CODES): Delete.
911 * config/sparc/sparc.md: Include predicates.md.
912 (All patterns): Adjust for new predicate names.
913 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
914 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
915 (movdi): Use general_operand predicate.
916 (movdi_sp64_dbl): Delete.
917 (movdi_const64_special): Add 'N' constraint.
918 (movdicc): Use arith10_operand predicate.
919 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
920 (movdi_cc_reg_sp64): Use arith10_operand predicate.
921 (movdi_cc_reg_sp64_trunc): Delete.
922 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
923 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
924 (subdi3_sp32): Delete.
925 (subdi3_insn_sp32): Change to define_insn_and_split.
926 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
927 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
928 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
929 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
930 small_int_operand predicate.
931 (divdi3, udivdi3): Use arith_operand predicate.
932 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
933 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
934 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
935 (xordi3_sp64_dbl): Delete.
936 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
937 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
938 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
939 cmp_ccx_set_not): Use arith_operand predicate.
940 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
941 * config/sparc/predicates.md: New file.
943 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
945 PR tree-optimization/14846
946 * fold-const.c (fold_single_bit_test_into_sign_test): New,
947 split out from ...
948 (fold_single_bit_test): ... here.
949 (fold_binary): Call fold_single_bit_test_into_sign_test
950 instead of fold_single_bit_test.
952 2005-04-20 James E Wilson <wilson@specifixinc.com>
954 PR c++/20805
955 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
956 is another declaration.
958 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
960 * config/cris/predicates.md: New file.
961 * config/cris/cris-protos.h (cris_store_multiple_op_p)
962 (cris_movem_load_rest_p): Declare.
963 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
964 (cris_movem_load_rest_p): Ditto. Globalize.
965 (cris_bdap_operand, cris_bdap_biap_operand,
966 cris_orthogonal_operator, cris_commutative_orth_op,
967 cris_operand_extend_operator,
968 cris_additive_operand_extend_operator, cris_extend_operator,
969 cris_plus_or_bound_operator, cris_mem_op,
970 cris_general_operand_or_symbol,
971 cris_general_operand_or_gotless_symbol,
972 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
973 cris_load_multiple_op): Remove predicate functions.
974 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
975 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
976 * config/cris/cris.h (PREDICATE_CODES): Don't define.
977 * config/cris/cris.md: Include predicates.md.
978 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
980 2005-04-20 Ian Lance Taylor <ian@airs.com>
982 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
983 * c-common.h (STMT_EXPR_STMT): Don't define.
984 (STMT_EXPR_NO_SCOPE): Don't define.
985 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
986 * c-pretty-print.c (pp_c_primary_expression): Likewise.
987 (pp_c_expression): Likewise.
989 2005-04-20 Richard Henderson <rth@redhat.com>
991 PR target/21100
992 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
994 2005-04-20 Jeff Law <law@redhat.com>
996 * reload1.c (reload): Ignore equivalences between pseudos and
997 read only memory.
999 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
1001 PR c/12913
1002 * c-tree.h (struct c_label_list): Update comment.
1003 (struct c_label_context): Rename to struct c_label_context_se.
1004 (label_context_stack): Rename to label_context_stack_se.
1005 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
1006 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
1007 c_end_vm_scope): New.
1008 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
1009 * c-decl.c (pop_scope): Call c_end_vm_scope.
1010 (pushdecl): Call c_begin_vm_scope for variably modified
1011 declarations.
1012 (define_label): Check for jumping into scope of identifier with
1013 variably modified type. Push label on stack for those defined at
1014 current context of identifiers with variably modified type.
1015 (start_function): Create stack level for context of identifiers
1016 with variably modified type.
1017 (finish_function): Pop stack level for context of identifiers with
1018 variably modified type.
1019 * c-typeck.c (label_context_stack): Rename to
1020 label_context_stack_se.
1021 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
1022 (c_finish_goto_label): Check for jumping into scope of identifier
1023 with variably modified type. Push label on stack for those jumped
1024 to from current context of identifiers with variably modified
1025 type.
1026 (struct c_switch): Add blocked_vm.
1027 (c_start_case): Initialize blocked_vm.
1028 (do_case): Check blocked_vm.
1029 (c_finish_case): Add comment.
1030 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
1031 variable label_context_stack.
1033 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1035 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
1036 conditional_replacement, value_replacement, abs_replacement,
1037 minmax_replacement.
1038 (replace_phi_edge_with_variable): Remove argument BB.
1039 (conditional_replacement, value_replacement,
1040 minmax_replacement, abs_replacement): Remove argument PHI_BB.
1041 Update a call to replace_phi_edge_with_variable.
1043 * tree-ssa-phiopt.c: Fix comments.
1045 2005-04-20 Michael Matz <matz@suse.de>
1047 PR20973
1048 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
1049 pseudos.
1051 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1053 * tree-ssa-phiopt.c: Fix comment typos.
1055 PR tree-optimization/21116
1056 * tree-ssa-phiopt.c: Fix a typo.
1058 2005-04-19 Richard Henderson <rth@redhat.com>
1060 * builtins.c (expand_builtin_sync_operation): Revert last change.
1061 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
1062 not vs new value.
1063 (expand_compare_and_swap_loop): Likewise.
1064 (expand_sync_operation): Remove fallback from NAND to AND; invert
1065 memory operand when expanding from cmpxchg.
1066 (expand_sync_fetch_operation): Likewise.
1067 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
1068 compare-and-swap.
1070 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
1071 when implementing NAND. Fix double-add for AFTER.
1072 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
1073 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1074 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
1075 memory value.
1076 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
1077 memory barrier.
1079 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
1080 to return old memory value.
1081 (sync_compare_and_swap_cc<IMODE>): Likewise.
1083 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
1084 return pre-reload. Don't consider output or anti dependencies.
1085 * config/ia64/sync.md (IMODE): New.
1086 (modesuffix): Add QI and HI.
1087 (memory_barrier): Simplify expansion.
1088 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
1089 (cmpxchg_acq_<IMODE>): Likewise.
1090 (sync_lock_test_and_set<IMODE>): Likewise.
1091 (sync_lock_release<IMODE>): Likewise.
1093 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1095 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
1096 ~X or ~Y simplify.
1098 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1100 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
1102 2005-04-20 Michael Pogue <michael.pogue@sun.com>
1103 Joseph S. Myers <joseph@codesourcery.com>
1105 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
1106 * c-typeck.c (build_c_cast): Check these options.
1107 * doc/invoke.texi: Document these options.
1109 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1111 * tree-ssa-phiopt.c: Update a comment about the pass.
1113 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1115 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
1116 config/mcore/mcore.c: Fix comment typos.
1118 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
1120 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
1121 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
1123 2005-04-19 Paul Brook <paul@codesourcery.com>
1125 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
1127 2005-04-19 Andrew Haley <aph@redhat.com>
1129 PR java/21022
1130 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
1131 looking at a field's bitpos.
1133 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1135 * system.h (fopen, fdopen, freopen): Define these to the unlocked
1136 libiberty functions.
1138 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1140 PR tree-optimization/21096
1141 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
1143 2005-04-19 Alan Modra <amodra@bigpond.net.au>
1145 PR target/21098
1146 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
1147 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
1149 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
1151 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
1152 refers to the function being dumped.
1154 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
1156 * varasm.c (assemble_start_function): Remove reset of in_section.
1158 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1160 PR tree-optimization/21085
1161 * fold-const (fold_binary): Don't change X % -C to X % C if C has
1162 overflowed.
1164 2005-04-19 Ben Elliston <bje@au.ibm.com>
1166 * doc/invoke.texi (Optimize Options): Refer to the correct
1167 optimisation flag -ftree-dominator-opts, not -ftree-dom.
1169 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
1171 * config/rs6000/rs6000.c (machopic_output_stub): Increase
1172 alloca argument to be big enough.
1174 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
1176 PR middle-end/21049
1177 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
1178 cfun->cfg are NULL.
1180 2005-04-18 Tom Tromey <tromey@redhat.com>
1182 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
1183 typo.
1185 2005-04-18 Richard Henderson <rth@redhat.com>
1187 * config/alpha/alpha.c (alpha_split_atomic_op): New.
1188 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
1189 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
1190 * config/alpha/alpha-protos.h: Update.
1191 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
1192 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
1193 (attr type): Add ld_l, st_c, mb.
1194 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
1195 iornotsi3, xorsi_internal, xornotsi3): New.
1196 * config/alpha/ev4.md (ev4_ld): Add ld_l.
1197 (ev4_ist_c, ev4_mb): New.
1198 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
1199 (ev5_ld_l): New.
1200 * config/alpha/ev6.md (ev6_ild): Add ld_l.
1201 (ev6_ist): Add st_c.
1202 (ev6_mb): New.
1203 * config/alpha/sync.md: New file.
1205 2005-04-18 Richard Henderson <rth@redhat.com>
1207 * builtins.c (expand_builtin_sync_operation): Fold nand to and
1208 for constants.
1210 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
1212 2005-04-18 Devang Patel <dpatel@apple.com>
1214 * config/rs6000/atlivec.md (mulv4si3): New pattern.
1216 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1218 PR tree-optimization/20922
1219 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
1220 Fold X + c >= X and fold X - c <= X to true.
1222 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1224 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
1225 unsigned int.
1226 (emergency_labeled_state_free): Likewise.
1228 2005-04-18 Nick Clifton <nickc@redhat.com>
1230 * config/h8300/h8300.md (jump): Remove prescan parameter from
1231 calls to final_scan_insn.
1233 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
1234 parameter from calls to final_scan_insn.
1236 * config.gcc (m68hc12): Use the m68hc11.opt file for target
1237 specific options.
1238 (v850e, v850e1): Use the v850.opt file for target specific
1239 options.
1241 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
1243 PR tree-optimization/21001
1244 * tree-optimize.c (init_tree_optimization_passes): Move the
1245 first pass_forwprop immediately before pass_vrp.
1247 2005-04-17 Ian Lance Taylor <ian@airs.com>
1249 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
1250 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
1251 from enum tree_code op to bool is_sizeof.
1252 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
1253 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
1254 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
1255 case.
1256 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
1257 cases.
1258 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
1259 ALIGNOF_EXPR cases.
1261 2005-04-17 Ian Lance Taylor <ian@airs.com>
1263 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
1265 2005-04-17 Richard Henderson <rth@redhat.com>
1267 * config/alpha/alpha.c (va_list_skip_additions): Only define if
1268 TARGET_ABI_OSF.
1269 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
1270 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
1271 of indirection through ssa names while looking for the gpr counter
1272 field.
1273 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
1274 saved va_list_gpr_size and va_list_fpr_size.
1276 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1278 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
1279 both pointers or both integers.
1281 * tree-vrp.c (maybe_add_assert_expr): Don't assert
1282 ASSERT_EXPRs for single-use variable.
1284 * tree-into-ssa.c: Fix a comment typo.
1286 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
1288 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
1289 -mipsN before forcing a default of -mips2.
1291 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1293 * predict.h (IS_TAKEN): Remove.
1294 * rtl.h (NOTE_PREDICTION): Likewise.
1296 * modulo-sched.c (CFG_HOOKS): Remove.
1298 * c-parser.c (N_C_TTYPES): Remove.
1300 * tree-flow-inline.h (get_stmt_operands): Remove.
1301 * lambda-code.c, tree-ssa-loop-unswitch.c,
1302 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
1303 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
1304 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
1305 calls to get_stmt_operands.
1306 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
1308 2005-04-17 Richard Henderson <rth@redhat.com>
1310 PR target/20375
1311 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
1312 of CUMULATIVE_ARGS past the last named argument.
1313 (alpha_va_start): Expect pretend_args_size only if strictly less than
1314 6 named arguments.
1316 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1318 PR middle-end/21024
1319 * builtins.c (expand_builtin_strcat): Convert the result of
1320 strlen to the right type.
1321 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
1322 avoid creating type mismatches.
1323 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
1324 type mismatches.
1326 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
1328 2005-04-16 Richard Henderson <rth@redhat.com>
1330 PR target/21051
1331 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
1332 Use the mode of boolean_type_node when the user doesn't provide one.
1333 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
1335 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
1337 PR target/20126
1338 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
1339 (const)).
1341 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
1342 comment.
1344 2005-04-16 Roger Sayle <roger@eyesopen.com>
1345 Steven Bosscher <stevenb@suse.de>
1347 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
1348 (fold_unary_to_constant): Likewise.
1350 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
1352 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
1353 PROP_ASM_SCAN.
1355 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
1357 * doc/install.texi (Specific): Avoid using asterisks in @anchor
1358 names related to target triplets.
1359 Remove i?86-*-esix from platform directory.
1360 Remove powerpc-*-eabiaix from platform directory.
1362 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
1364 PR middle-end/20491
1365 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
1366 falling through from SUBREG case to REG.
1368 2005-04-15 Roger Sayle <roger@eyesopen.com>
1370 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
1371 (fold_binary): Update comment mentioning fold_relational_hi_lo.
1372 (fold_binary_to_constant): Simplify using fold_binary.
1373 (fold_unary_to_constant): Likewise, simplify using fold_unary.
1375 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1377 * gthr-posix.c (pthread_cancel): Define.
1378 (pthread_mutexattr_init): Likewise.
1379 (pthread_mutexattr_settype): Likewise.
1380 (pthread_mutexattr_destroy): Likewise.
1382 2005-04-15 David S. Miller <davem@davemloft.net>
1384 PR target/20673
1385 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
1387 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1389 PR tree-optimization/21031
1390 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
1391 (forward_propagate_into_cond_1): Call it. Forward propagate
1392 integer-integer casts into COND_EXPRs.
1394 2005-04-15 Dave Korn <dave.korn@artimi.com>
1396 * gcc.c (default_compilers): Clarify obscure error message when
1397 reading from standard input.
1399 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1401 * basic-block.h (PROP_EQUAL_NOTES): Remove.
1402 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
1404 * tree-ssa-alias.c (init_alias_info): Remove a call to
1405 get_stmt_operands.
1407 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
1409 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
1410 of non-virtual PHI nodes like we use to.
1412 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
1414 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
1415 (attr_copy_rtx): Do not use it.
1417 2005-04-15 Andrew Macleod <amacleod@redhat.com>
1419 * doc/tree-ssa.texi: Grammer/abbreviation updates.
1421 2005-04-15 Diego Novillo <dnovillo@redhat.com>
1423 * tree-vect-transform.c (vectorizable_store): Mark necessary
1424 objects in the vectorized store needing renaming. Update the
1425 SSA graph for V_MAY_DEF operands in the original store.
1427 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1429 * tree-ssa-pre.c (compute_avail): It's okay to have
1430 TREE_INVARIANT's here, and value number the resulting expressions.
1431 (create_expression_by_pieces): Make sure operands that were
1432 min_invariant when we started, stay that way.
1434 2005-04-15 David Edelsohn <edelsohn@gnu.org>
1436 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
1438 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1440 PR tree-optimization/20936.
1441 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
1443 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1445 * doc/invoke.texi: Fix typos.
1446 * doc/md.texi: Likewise.
1447 * doc/rtl.texi: Likewise.
1448 * doc/sourcebuild.texi: Likewise.
1449 * doc/tm.texi: Likewise.
1451 2005-04-15 Uros Bizjak <uros@kss-loka.si>
1453 PR tree-optimization/21004
1454 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
1455 and floorl in c99 mode only.
1456 * builtins.c (expand_builtin_int_roundingfn): Assert that
1457 fallback_fndecl is not NULL_TREE.
1459 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1461 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
1462 * basic-block.h: Update the prototype for
1463 purge_all_dead_edges.
1464 * cfgexpand.c (tree_expand_cfg): Update a call to
1465 purge_all_dead_edges.
1466 * combine.c (combine_instructions): Likewise.
1467 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
1468 rest_of_handle_cse2, rest_of_handle_gcse,
1469 rest_of_handle_postreload): likewise.
1471 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
1473 PR middle-end/20739
1474 * gimplify.c (gimplify_addr_expr): Compensate for removal of
1475 e.g. cv-qualification conversions.
1477 2005-04-14 Mike Stump <mrs@apple.com>
1479 * config/darwin-c.c (framework_construct_pathname): We must
1480 find all headers of a framework in the first instance of it
1481 found in the seach path.
1483 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1485 PR tree-optimization/21021
1486 * tree-vrp.c (compare_values): Work around a bug in the front
1487 end that produces a comparison of mismatched types.
1489 2004-04-14 Richard Henderson <rth@redhat.com>
1491 * config/ia64/ia64.h (enum fetchop_code): Remove.
1492 (enum ia64_builtins): Move ...
1493 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
1494 members except BSP and FLUSHRS.
1495 (ia64_init_builtins): Remove __sync builtins.
1496 (ia64_expand_builtin): Likewise.
1497 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
1498 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
1499 (ia64_expand_lock_release): Remove.
1500 * config/ia64/ia64.md (mf): Move to sync.md.
1501 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
1502 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
1503 * config/ia64/sync.md: New file.
1504 (memory_barrier): Rename from mf.
1505 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
1506 (cmpxchg_acq_<I48MODE>): Likewise.
1507 (sync_lock_test_and_set<I48MODE>): Likewise.
1509 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1510 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1512 2004-04-14 Richard Henderson <rth@redhat.com>
1514 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
1515 (ix86_compare_emitted): New.
1516 (ix86_expand_compare): Use ix86_compare_emitted if set.
1517 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
1518 and ix86_compare_op0 are set.
1519 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
1520 (TARGET_CMPXCHG, TARGET_XADD): New.
1521 (ix86_compare_emitted): Declare.
1522 * config/i386/i386.md: Include sync.md
1523 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
1524 (UNSPECV_XCHG, UNSPECV_LOCK): New.
1525 * config/i386/sync.md: New file.
1527 2004-04-14 Richard Henderson <rth@redhat.com>
1529 PR middle-end/14311
1530 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
1531 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
1532 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
1533 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
1534 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
1535 BT_FN_I8_VPTR_I8_I8): New.
1536 * builtins.def (DEF_SYNC_BUILTIN): New.
1537 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
1538 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
1539 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
1540 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
1541 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
1542 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
1543 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
1544 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
1545 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
1546 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
1547 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
1548 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
1549 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
1550 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
1551 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
1552 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
1553 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
1554 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
1555 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
1556 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
1557 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
1558 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
1559 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
1560 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
1561 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
1562 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
1563 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
1564 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
1565 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
1566 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
1567 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
1568 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
1569 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
1570 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
1571 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
1572 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
1573 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
1574 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
1575 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
1576 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
1577 BUILT_IN_SYNCHRONIZE: New.
1578 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
1579 as a function. Accept __sync_ as a prefix as well.
1580 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1581 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
1582 expand_builtin_lock_release): New.
1583 (expand_builtin): Call them.
1584 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
1585 neither BOTH_P nor FALLBACK_P are defined.
1586 (builtin_type_for_size): New.
1587 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
1588 (resolve_overloaded_builtin): New.
1589 * c-common.h (resolve_overloaded_builtin): Declare.
1590 (builtin_type_for_size): Declare.
1591 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
1592 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
1593 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
1594 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
1595 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
1596 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
1597 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
1598 sync_compare_and_swap_cc, sync_lock_test_and_set,
1599 sync_lock_release): New.
1600 * optabs.h: Declare them.
1601 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
1602 expand_sync_operation, expand_sync_fetch_operation,
1603 expand_sync_lock_test_and_set): Declare.
1604 * genopinit.c (optabs): Add sync optabs.
1605 * optabs.c (init_optabs): Initialize sync optabs.
1606 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
1607 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
1608 expand_sync_operation, expand_sync_fetch_operation,
1609 expand_sync_lock_test_and_set): New.
1610 * doc/extend.texi (Atomic Builtins): New section
1611 * doc/md.texi (Standard Names): Add sync patterns.
1613 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1615 * tree-eh.c (lower_try_finally_copy): Generate new code in
1616 response to goto_queue entries as if the queue was sorted by
1617 index, not pointers.
1618 (lower_try_finally_switch): Likewise.
1620 2005-04-14 Richard Henderson <rth@redhat.com>
1622 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
1623 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
1624 register.
1625 (ix86_expand_fp_movcc): Update to match.
1626 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
1627 * config/i386/i386-protos.h: Update.
1628 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
1629 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
1631 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
1633 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
1634 refer to 4.0.
1636 2005-04-14 Julian Brown <julian@codesourcery.com>
1638 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
1639 link failures on ppc64 Linux.
1641 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
1643 * config.gcc: Set cpu_type for s390.
1645 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1647 Fix PR tree-optimization/20963
1648 * tree-ssa-pre.c (compute_avail): Remove special case for
1649 TREE_INVARIANT.
1650 (create_expression_by_pieces): Add value numbers for forced out
1651 statements.
1653 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
1655 * config/cris/cris.md: Replace references to (reg:SI 16) with
1656 (reg:SI CRIS_SRP_REGNUM).
1658 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1660 PR tree-optimization/20657
1661 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
1662 create an appropriate range from it.
1664 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1666 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
1667 <UNSPEC_FIST_CEIL> case.
1669 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
1670 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
1671 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
1672 to implement lfloor and llfloor built-ins as x87 intrinsic function.
1673 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
1674 (lfloor<mode>2): New expanders.
1675 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
1676 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
1677 to implement lceil and llceil built-ins as x87 intrinsic function.
1678 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
1679 (lceil<mode>2): New expanders.
1681 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1683 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
1684 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
1686 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
1688 PR target/20927
1689 * config/s390/s390-modes.def: Define TFmode.
1691 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
1693 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
1694 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1695 * config/mips/mips.c (mips16_insn_length): Remove reference to
1696 JUMP_TABLES_IN_TEXT_SECTION.
1698 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
1700 * simplify-rtx.c (simplify_binary_operation_1): Return
1701 scalar or vector of constant 0, depending on the xor's
1702 mode.
1704 2005-04-13 Dale Johannesen <dalej@apple.com>
1706 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
1707 (objc-act.o): Ditto.
1708 * objc/objc-act.c (objc_gimplify_expr): New.
1709 (objc_get_callee_fndecl): New.
1710 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
1711 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
1712 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
1714 2005-04-13 Devang Patel <dpatel@apple.com>
1716 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
1717 temp variables.
1719 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
1721 CRIS prologue as RTL.
1722 * config/cris/cris-protos.h (cris_emit_movem_store)
1723 (cris_expand_prologue): Prototype.
1724 * config/cris/cris.c (struct machine_function): New member
1725 stdarg_regs.
1726 (cfa_label_num, cris_target_asm_function_prologue): Remove.
1727 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
1728 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
1729 (cris_load_multiple_op, cris_return_address_on_stack)
1730 (cris_return_address_on_stack_for_return): ISO-Cify.
1731 (cris_store_multiple_op): New predicate function.
1732 (cris_expand_prologue, cris_emit_movem_store): New functions.
1733 (cris_print_operand) <case 'O'>: Handle modifications other than
1734 post-increment.
1735 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
1736 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
1737 (cris_gen_movem_load): Rearrange slightly to make local variable
1738 src a parameter, removing osrc.
1739 (cris_setup_incoming_varargs): Set machine_function member
1740 stdarg_regs to correspond to the number of registers that need to
1741 be saved.
1742 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
1743 CRIS_UNSPEC_GOT.
1744 (PREDICATE_CODES): Add cris_store_multiple_op. Make
1745 cris_general_operand_or_gotless_symbol accept UNSPEC.
1746 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
1747 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
1748 ("*cris_store_multiple"): New pattern. Tweak common comment above
1749 this and "*cris_load_multiple".
1750 ("prologue"): New define_expand.
1752 * config/cris/cris.md ("epilogue"): Conditionalize on
1753 TARGET_PROLOGUE_EPILOGUE.
1755 2005-04-13 Steve Ellcey <sje@cup.hp.com>
1757 PR target/20924
1758 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
1759 fpsr 0 instead of fpsr 1.
1760 (divsf3_internal_thr): Ditto.
1761 (divdf3_internal_lat): Ditto.
1762 (divdf3_internal_thr): Ditto.
1763 (divxf3_internal_lat): Ditto.
1764 (divxf3_internal_thr): Ditto.
1766 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1768 PR tree-optimization/20913
1769 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
1771 PR tree-optimization/20702
1772 * tree-vrp.c (maybe_add_assert_expr): Recurse into
1773 dominator children that haven't been walked into.
1775 2005-04-13 Julian Brown <julian@codesourcery.com>
1777 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
1778 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
1779 is true.
1781 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1783 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
1784 config/i386/sse.md: Fix comment typos.
1786 * genattrtab.c (NULL_ATTR): Remove.
1787 * ifcvt.c (NULL_EDGE): Likewise.
1789 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
1791 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
1792 NOTE_PREDICT): Remove.
1794 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1796 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
1797 * configure: Regenerate.
1798 * config.in: Likewise.
1799 * system.h: Declare vsnprintf if not already declared.
1801 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1803 * optc-gen.awk: Handle stand-alone Mask records.
1804 * opth-gen.awk: Likewise.
1805 * doc/options.texi (Option file format): Document them.
1806 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
1807 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
1808 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
1809 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
1810 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
1811 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
1812 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
1813 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
1814 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
1815 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
1816 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
1817 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
1818 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
1819 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
1820 TARGET_LONG_DOUBLE_128): Likewise.
1821 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
1822 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
1823 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
1824 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
1825 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
1826 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
1827 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
1828 * config/sparc/sparc.c (fpu_option_set): New global.
1829 (sparc_handle_option): New function.
1830 (sparc_override_options): Test fpu_option_set.
1831 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
1832 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
1833 * config/sparc/sparc.opt: New file.
1834 * config/sparc/little-endian.opt: Likewise.
1835 * config/sparc/long-double-switch.opt: Likewise.
1837 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
1839 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
1840 (bfin_handle_options): Set it if -mshared-library-id= is seen.
1841 * config/bfin/bfin.opt (mshared-library-id=): Lose
1842 Var(bfin_lib_id_given).
1844 2005-04-13 Matt Thomas <matt@3am-software.com>
1846 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
1847 defining.
1849 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1851 * rtl.h (CLEAR_RTX_FLAGS): Remove.
1853 * cgraphunit.c (INSNS_PER_CALL): Remove.
1855 * tree-ssa-forwprop.c (vars,
1856 record_single_argument_cond_exprs,
1857 substitute_single_use_vars): Remove.
1858 (forward_propagate_into_cond_1, forward_propagate_into_cond):
1859 New.
1860 (tree_ssa_forward_propagate_single_use_vars): Call
1861 forward_propagate_into_cond for each COND_EXPR.
1863 * tree-inline.c (INSNS_PER_STMT): Remove.
1865 2005-04-12 Richard Henderson <rth@redhat.com>
1867 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
1868 (ix86_expand_sse_fp_minmax): ... from ...
1869 (ix86_expand_fp_movcc): ... here.
1870 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
1871 * config/i386/i386-protos.h: Update.
1872 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
1873 (sse_setccsf, sse_setccdf): Allow before reload.
1874 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
1875 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
1876 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
1877 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
1878 (anddf3, nanddf3, iordf3, xordf3): New.
1880 2005-04-12 Jeff Law <law@redhat.com>
1882 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
1883 (tree-ssa-uncprop.o): Add dependencies.
1884 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
1885 * tree-flow.h (remove_useless_stmts): Remove prototype.
1886 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1887 remove_useless_stmts.
1888 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
1889 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
1890 * tree-pass.h (pass_uncprop): Declare.
1891 * tree-ssa-uncprop.c: New file.
1893 2005-04-12 James E. Wilson <wilson@specifixinc.com>
1895 PR target/20670
1896 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
1898 2005-04-12 Caroline Tice <ctice@apple.com>
1900 Temporary fix for partitioning problems.
1901 * passes.c (rest_of_handle_final): Remove code that
1902 frees unlikely_text_section_name,
1903 * varasm.c (assemble_start_function): Test for partitioning
1904 flag before writing out section labels.
1905 (assemble_end_function): Test for partitioning flag before
1906 writing out section labels.
1908 2005-04-12 Steven Bosscher <stevenb@suse.de>
1909 Stuart Hastings <stuart@apple.com>
1910 Jan Hubicka <jh@suse.cz>
1912 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
1913 references to gt-tree-cfg.h.
1914 * basic-block.h (struct basic_block_def): Don't skip rbi
1915 for garbage collection.
1916 (struct reorder_block_def): Make GTY-able.
1917 (struct control_flow_graph): New structure.
1918 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
1919 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
1920 but instead defines to the control_flow_graph for cfun.
1921 (label_to_block_map): New define, points to the label map of
1922 the control_flow_graph for cfun.
1923 (n_edges_for_function, n_basic_blocks_for_function,
1924 last_basic_block_for_function, basic_block_info_for_function,
1925 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
1926 basic_block_info_for_function, label_to_block_map_for_function):
1927 Counterparts for the above, taking a struct function as an extra
1928 argument.
1929 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
1930 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
1931 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
1932 (alloc_rbi_pool, free_rbi_pool): Remove.
1933 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
1934 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
1935 here...
1936 (cfg_layout_finalize) ... and don't free it here.
1937 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
1938 garbage collected.
1939 * flow.c (free_basic_block_vars): Set label_to_block_map and
1940 n_edges to zero too.
1941 * function.h (struct function): Add cfg field.
1942 * function.c (allocate_struct_function): Allocate the cfg.
1943 * tree-cfg.c (label_to_block_map): Remove.
1944 (build_tree_cfg): Don't allocate the rbi pool here...
1945 (delete_tree_cfg_annotations): ...and don't free it here.
1946 Also don't nullify label_to_block_map for cfun.
1948 2005-04-12 Caroline Tice <ctice@apple.com>
1950 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1951 Revert my patch from April 9.
1952 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
1953 (reorder_basic_blocks): Revert my patch from April 9.
1954 (insert_section_boundary_note): Revert my patch from April 9.
1955 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
1956 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
1957 (COLD_END_LABEL): Revert my patch from April 9.
1958 (cold_text_section_label): Revert my patch from April 9.
1959 (cold_end_label): Revert my patch from April 9.
1960 (dwarf2out_switch_text_section): Revert my patch from April 9.
1961 (output_aranges): Revert my patch from April 9.
1962 (output_ranges): Revert my patch from April 9.
1963 (output_line_info): Revert my patch from April 9.
1964 (add_location_or_const_value_attribute): Revert my patch from April 9.
1965 (dwarf2out_var_location): Revert my patch from April 9.
1966 (dwarf2out_init): Revert my patch from April 9.
1967 (dwarf2out_finish): Revert my patch from April 9.
1968 * function.h (struct function): Revert my patch from April 9.
1969 * opts.c (decode_options): Revert my patch from April 9.
1970 * output.h (unlikely_section_label, hot_section_label,
1971 hot_section_end_label, cold_section_end_label,
1972 unlikely_text_section_name): Revert my patch from April 9.
1973 * passes.c (rest_of_handle_final): Revert my patch from April 9.
1974 * varasm.c (unlikely_section_label, hot_section_label,
1975 hot_section_end_label, cold_section_end_label,
1976 unlikely_text_section_name): Revert my patch from April 9.
1977 (initialize_cold_section_name): Revert my patch from April 9.
1978 (unlikely_text_section): Revert my patch from April 9.
1979 (in_unlikely_text_section): Revert my patch from April 9.
1980 (named_section): Revert my patch from April 9.
1981 (function_section): Revert my patch from April 9.
1982 (current_function_section): Revert my patch from April 9.
1983 (assemble_start_function): Revert my patch from April 9.
1984 (assemble_end_function): Revert my patch from April 9.
1985 (default_section_type_flags_1): Revert my patch from April 9.
1987 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1989 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
1990 * config/sparc/sparc.md (untyped_call): Save the registers manually.
1992 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
1994 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
1996 PR middle-end/20917
1997 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
1998 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
2000 2004-04-12 Richard Henderson <rth@redhat.com>
2002 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
2003 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
2004 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
2005 (UNSPEC_*, UNSPECV_*): Renumber.
2007 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
2009 PR mudflap/19266
2010 From Richard Henderson <rth@redhat.com>:
2011 * tree-mudflap.c (mf_build_check_statement_for): Correct block
2012 splitting logic.
2014 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
2016 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
2018 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2020 * config/bfin/bfin.c (bfin_library_id_string): Remove.
2021 (bfin_library_id): New variable.
2022 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
2023 instead of bfin_library_id_string.
2024 (bfin_handle_option): New function.
2025 (override_options): Remove most code to deal with shared library IDs,
2026 just check they aren't used without -mid-shared-library.
2027 (TARGET_HANDLE_OPTION): Define.
2028 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
2029 * config/bfin/bfin.opt (mshared-library-id=): New.
2031 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
2033 * tree-vect-transform.c: Fix comment typos.
2035 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
2037 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
2038 split critical edges when not possible/profitable.
2040 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2042 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
2043 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
2044 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
2045 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
2046 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
2047 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
2048 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
2049 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
2050 MASK_NO_BITFIELD.
2051 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
2052 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2053 * config/ns32k/ns32k.opt: New file.
2055 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2057 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
2058 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
2059 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
2060 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
2061 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
2062 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
2063 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
2064 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
2065 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
2066 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
2067 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
2068 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
2069 (MASK_COLDFIRE): Formatting fixes.
2070 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
2071 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
2072 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
2073 "_current_shared_library_a5_offset_".
2074 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2075 (MASK_ALL_CPU_BITS): New macro.
2076 (m68k_handle_option): New function.
2077 (override_options): Remove handling of m68k_library_id_string.
2078 * config/m68k/m68k.opt: New file.
2079 * config/m68k/ieee.opt: New file.
2081 2005-04-11 Mark Mitchell <mark@codesourcery.com>
2083 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2084 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
2085 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2086 (TARGET_CXX): Adjust accordingly.
2087 * target.h (struct gcc_target): Remove epxort_class_data. Add
2088 determine_class_data_visibility and class_data_always_comdat.
2089 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2090 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
2091 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2092 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
2093 (arm_cxx_determine_class_data_visibility): New.
2094 (arm_cxx_class_data_always_comdat): Likewise.
2095 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2096 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2097 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2098 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
2099 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
2100 Define.
2102 2005-04-11 Devang Patel <dpatel@apple.com>
2104 * tree-data-ref.c (build_classic_dist_vector,
2105 compute_subscript_distance): Make externally visible.
2106 * tree-data-ref.h (build_classic_dist_vector,
2107 compute_subscript_distance): Same.
2108 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2109 Check distance vector against vectorization factor.
2110 (vect_analyze_loop): Determine vectorizaion factor before
2111 analyzing data dependences.
2112 * tree-vectorizer.c (loops_num): Make it externally visible and
2113 rename ...
2114 * tree-vectorizer.c (vect_loops_num): ... new name.
2115 * tree-vectorizer.h (vect_loops_num): New.
2117 2005-04-11 Devang Patel <dpatel@apple.com>
2119 * tree-vect-analyze.c (vect_analyze_operations): Check
2120 vectorizable codition.
2121 * tree-vect-transform.c (vect_is_simple_cond): New function.
2122 (vectorizable_condition): New function.
2123 (vect_transform_stmt): Handle condition_vec_info_type.
2124 * tree-vectorizer.h (enum stmt_vec_info_type): Add
2125 condition_vec_info_type.
2126 (vectorizable_condition): New.
2128 2005-04-11 Geoffrey Keating <geoffk@apple.com>
2130 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
2131 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
2132 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
2134 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
2135 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
2137 * dwarf2out.c (output_line_info): Don't try to dereference
2138 a NULL current_function_decl.
2140 * config/t-slibgcc-darwin: Don't put shared libraries in
2141 directories other than $(slibdir).
2142 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
2143 OS uses for it.
2145 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2147 PR tree-optimization/20933
2148 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
2149 logic to reject aliases between read-only and writable
2150 variables ...
2151 (may_alias_p): ... here.
2152 (get_tmt_for): Do not associate read-only tags to pointers
2153 whose pointed-to type is not read-only.
2154 * tree-ssa.c (verify_ssa): Check that memory stores have at
2155 least one V_MAY_DEF or V_MUST_DEF.
2157 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2159 PR/17092
2160 * configure.ac (gcc_UNLOCKED_FUNCS): New.
2161 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
2162 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
2163 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
2164 _unlocked function.
2165 (fwrite_unlocked): Fix prototype.
2167 * configure, config.in: Regenerate.
2169 2005-04-11 David Edelsohn <edelsohn@gnu.org>
2171 * tree-ssa-loop-im.c: Include real.h.
2172 (determine_invariantness_stmt): If real division divisor is
2173 invariant and flag_unsafe_math_optimizations enabled, generate
2174 invariant reciprocal for hoisting.
2175 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
2177 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2179 Fix PR tree-optimization/20926
2181 * tree-ssa-alias.c (add_type_alias): Handle subvars.
2183 2005-04-11 Devang Patel <dpatel@apple.com>
2185 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
2186 operand ordering.
2188 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2190 * fold-const.c (fold_binary_op_with_conditional_arg):
2191 use fold_buildN instead of "fold (buildN" in some
2192 non obvious places.
2193 (fold_unary): Likewise.
2194 (fold_binary): Likewise.
2196 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2198 Fix PR tree-optimization/20612
2199 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
2200 handling
2201 (perfect_nestify): preheaderbb is *not* part of loop of the
2202 old destination.
2204 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2206 * tree-ssa-alias.c (may_alias_p): If the variable
2207 is a global variable and the pointer is parameter
2208 and -fargument-noalias-global is used, then
2209 the pointer cannot alias the variable.
2211 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
2213 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
2214 * config/sparc/sparc.h: Likewise.
2215 * config/sparc/sparc.md: Likewise.
2217 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
2219 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
2221 * tree-vrp.c: Fix a comment typo.
2223 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2225 PR tree-optimization/20920
2226 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
2227 SSA_NAME flows through an abnormal edge.
2228 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
2229 through abnormal edges.
2230 (maybe_add_assert_expr): Likewise.
2232 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
2234 * config/s390/s390.h (s390_tune_string, s390_arch_string)
2235 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
2236 (s390_stack_size_string, s390_stack_guard_string, target_flags)
2237 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
2238 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
2239 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
2240 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
2241 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
2242 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
2243 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2244 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2245 (TARGET_HANDLE_OPTION): Likewise.
2246 (s390_tune): Initialize to PROCESSOR_max.
2247 (s390_arch_string): Make static.
2248 (s390_tune_string, s390_warn_framesize_string): Delete.
2249 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
2250 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
2251 (s390_handle_arch_option, s390_handle_option): New functions.
2252 (override_options): Remove parsing of option strings.
2253 * config/s390/s390.opt: New file.
2255 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2257 * tree-complex.c (expand_vector_operations): Call
2258 update_stmt_if_modified.
2260 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2262 * tree-vect-analyze (vect_determine_vectorization_factor):
2263 Do not use GET_MODE_NUNITS.
2264 * tree-vect-transform.c (vect_get_vec_def_for_operand,
2265 (vectorizable_load, vect_transform_loop): Likewise.
2267 2005-04-11 Uros Bizjak <uros@kss-loka.si>
2269 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
2270 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
2271 * optabs.h (enum optab_index): Add new OTI_lceil.
2272 (lceil_optab): Define corresponding macro.
2273 * optabs.c (init_optabs): Initialize lceil_optab.
2274 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
2275 and lceildi2 patterns.
2276 * builtins.c (expand_builtin_int_roundingfn): Handle
2277 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
2278 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
2279 BUILT_IN_LLCEIL{,F,L}.
2280 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
2281 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
2282 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
2283 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
2284 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
2285 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
2286 into lceil built-in function and (long long int)ceil{,f,l} into
2287 llceil built-in function.
2288 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
2289 BUILT_IN_LLCEIL.
2291 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2293 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
2294 zero.
2296 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
2298 * config/arm/arm.c: Fix a comment typo.
2299 * doc/tree-ssa.texi: Fix a typo.
2301 2005-04-10 Steven Bosscher <stevenb@suse.de>
2303 * cselib.c (clear_table): Rename to cselib_clear_table.
2304 * cselib.h (cselib_clear_table): Add prototype.
2305 * gcse.c (gcse_main): Make 'f' argument unused.
2306 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
2307 of each basic block instead.
2308 (compute_sets, compute_hash_table_work): Likewise.
2309 (constprop_register): Change int 'alter_jumps' argument to bool.
2310 (do_local_cprop): Likewise.
2311 (local_cprop_pass): Likewise. Also walk basic blocks instead of
2312 the insn chain. Explicitly clear the cselib tables after finishing
2313 one basic block. Make sure there are no unterminated libcall blocks.
2314 Update compute_sets call.
2315 (cprop): Walk basic blocks instead of the insn chain.
2316 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
2317 Likewise.
2318 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
2319 one_cprop_pass calls.
2321 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2323 * combine.c (combine_simplify_rtx): Remove a transformation that
2324 relies on an invalid assumption about rtl sign-extension semantics.
2326 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2328 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
2329 to build_int_cst_wide.
2331 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
2333 PR target/20126
2334 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
2335 set the original address pseudo to the correct value before the
2336 original insn, if possible, and leave the insn alone, otherwise
2337 create a new pseudo, set it and replace it in the insn.
2338 * recog.c (validate_change_maybe_volatile): New.
2339 * recog.h (validate_change_maybe_volatile): Declare.
2341 2005-04-09 Caroline Tice <ctice@apple.com>
2343 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2344 Remove targetm.have_named_sections test.
2345 (fix_edges_for_rarely_executed_code): Likewise.
2346 (insert_section_boundary_note): Likewise.
2347 (reorder_basic_blocks): Check partitioning flag before calling
2348 verify_hot_cold_block_grouping.
2349 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2350 the function struct rather than global variables.
2351 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2352 (COLD_END_LABEL): Likewise
2353 (cold_text_section_label): New static global variable.
2354 (cold_end_label): Likewise.
2355 (dwarf2out_switch_text_section): Get hot/cold section labels from
2356 the function struct rather than global variables.
2357 (output_aranges): Use cold_text_section_label and cold_end_label;
2358 check partitioning flag before putting out delta.
2359 (output_ranges): Remove incorrect code attempting to use
2360 hot/cold labels.
2361 (output_line_info): Get cold section label from function struct.
2362 (add_location_or_const_value_attribute): Likewise.
2363 (get_subprogram_die): Get hot/cold section labels from function struct.
2364 (dwarf2out_var_location): Likewise.
2365 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2366 write out cold_text_section_label if partition flag is set.
2367 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2368 * function.h (struct function): Add new fields to point to hot/cold
2369 section labels: hot_section_label, cold_section_label,
2370 hot_section_end_label and cold_section_end_label; also add new field
2371 for cold text section name, unlikely_text_section_name.
2372 * opts.c (decode_options): Turn off partitioning flag if
2373 !targetm.have_named_sections.
2374 * output.h (hot_section_label): Remove.
2375 (hot_section_end_label): Remove.
2376 (cold_section_end_label): Remove.
2377 (unlikely_section_label): Remove.
2378 (unlikely_text_section_name): Remove.
2379 * passes.c (rest_of_handle_final): Remove code that frees
2380 unlikely_text_section_name.
2381 * varasm.c (unlikely_section_label): Remove.
2382 (hot_section_label): Remove.
2383 (hot_section_end_label): Remove.
2384 (cold_section_end_label): Remove.
2385 (unlikely_text_section_name): Remove.
2386 (initialize_cold_section_name): Modify to call
2387 targetm.strip_name_encoding; to store cold section name in current
2388 function struct, if it exists; and to only use the decl_section_name
2389 if flag_named_sections is true.
2390 (unlikely_text_section): Modify to get section name out of current
2391 function struct, if there is one; otherwise build it from
2392 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2393 (in_unlikely_text_section): Likewise.
2394 (named_section): Modify to get/put cold section name in current function
2395 struct, if there is one.
2396 (function_section): Change 'bool unlikely' to 'int reloc'; check
2397 targetm.have_named_sections before calling named_section.
2398 (current_function_section): Likewise.
2399 (assemble_start_function): Modify to get/put unlikely_text_section_name
2400 in current function struct; modify to get hot/cold section labels
2401 from function struct; initialize labels using
2402 ASM_GENERATE_INTERNAL_LABEL;
2403 test partitioning flag before writing out hot section label.
2404 (assemble_end_function): Test partitioning flag before writing out
2405 hot/cold section labels.
2406 (default_section_type_flags_1): Modify to use array instead of
2407 char* for unlikely_text_section_name; set flags correctly for
2408 cold text section if there is not a current function decl.
2410 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2412 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2413 and TI_VA_LIST_FPR_COUNTER_FIELD.
2414 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2415 * tree-pass.h (pass_stdarg): Add.
2416 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2417 * tree-stdarg.c: New file.
2418 * tree-stdarg.h: New file.
2419 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2420 (tree-stdarg.o): Add dependencies.
2421 * function.h (struct function): Add va_list_gpr_size and
2422 va_list_fpr_size fields.
2423 * function.c (allocate_struct_function): Initialize them.
2424 * target.h (struct gcc_target): Add stdarg_optimize_hook.
2425 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2426 (TARGET_INITIALIZER): Add it.
2428 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2429 va_list_{g,f}pr_counter_field.
2430 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2431 area will not be used. Only save registers that tree-stdarg.c
2432 detected they need saving.
2433 (ix86_va_start): Don't set up fields that won't be used.
2435 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2436 va_list_{g,f}pr_counter_field.
2437 (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 (rs6000_va_start): Don't set up fields that won't be used.
2442 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
2443 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
2444 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
2445 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2447 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2449 PR target/20795
2450 * config/i386/i386.c (construct_container): Pass empty aligned
2451 struct, union or class in memory.
2453 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
2455 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
2456 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
2457 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
2458 config/rs6000/predicates.md: Fix comment typos.
2460 * sched-int.h (haifa_insn_data): Remove blockage and units.
2461 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
2462 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
2463 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
2465 2005-04-09 Jan Hubicka <jh@suse.cz>
2466 Steven Bosscher <stevenb@suse.de>
2468 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
2469 * cfgloop.c (get_loop_exit_edges): Likewise.
2470 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
2471 (unloop): Likewise.
2472 * loop-unroll.c (analyze_insns_in_loop): Likewise.
2473 * tree-cfg.c (dump_cfg_status): Likewise.
2475 2005-04-09 David Edelsohn <edelsohn@gnu.org>
2477 * config/rs6000/predicates.md (altivec_register_operand): Remove
2478 redundant match_code test.
2479 (gpc_reg_operand): Same.
2480 (cc_reg_operand): Same.
2481 (cc_reg_not_cr0_operand): Same.
2483 2005-04-09 Jan Hubicka <jh@suse.cz>
2485 Forgotten hunk from my last merge patch:
2486 * final.c (output_addr_const): Do not call mark_referenced.
2488 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
2490 * doc/tree-ssa.texi: Add immediate use documentation.
2492 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2494 * arm.c (FL_WBUF): Define.
2495 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
2496 (arm_is_6_or_7): Delete.
2497 (arm_tune_wbuf): New.
2498 (arm_override_options): Set arm_tune_wbuf.
2499 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
2500 (arm_is_6_or_7): Delete declaration.
2501 (arm_tune_wbuf): New declartion.
2502 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
2503 (model_wbuf): Derive from arm_tune_wbuf.
2504 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
2505 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
2506 (arm740t): Mark CPUs as having a write buffer.
2508 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2510 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2511 of 'const_double_operand' in operand 2 constraints. Update enable
2512 condition.
2514 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2516 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
2517 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
2518 * optabs.h (enum optab_index): Add new OTI_lfloor.
2519 (lfloor_optab): Define corresponding macro.
2520 * optabs.c (init_optabs): Initialize lfloor_optab.
2521 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
2522 and lfloordi2 patterns.
2523 * builtins.c (expand_builtin_int_roundingfn): New prototype.
2524 (expand_builtin_int_roundingfn): New function.
2525 (fold_builtin_int_roundingfn): New prototype.
2526 (fold_builtin_int_roundingfn): New function, renamed from
2527 fold_builtin_lround.
2528 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
2529 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
2530 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
2531 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
2532 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
2533 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
2534 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
2535 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
2536 into lfloor built-in function and (long long int)floor{,f,l} into
2537 llfloor built-in function.
2538 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
2539 BUILT_IN_LLFLOOR.
2541 2005-04-08 Ian Lance Taylor <ian@airs.com>
2543 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
2544 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
2545 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
2546 (DO_COND, DO_BODY): Likewise.
2547 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
2548 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
2549 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
2550 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
2551 (build_continue_stmt, build_break_stmt): Don't declare.
2552 (c_do_switch_warnings): Update declaration.
2553 * c-gimplify.c (enum bc_t): Remove.
2554 (struct c_gimplify_ctx, ctxp): Remove.
2555 (push_context, pop_context): Remove static functions.
2556 (c_genericize): Don't call push_context or pop_context.
2557 (begin_bc_block, finish_bc_block): Remove static functions.
2558 (build_bc_goto): Likewise.
2559 (gimplify_c_loop): Likewise.
2560 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
2561 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
2562 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
2563 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
2564 * c-common.c (c_do_switch_warnings): Rename from
2565 c_do_switch_warnings_1.
2566 (c_do_switch_warnings) [old version]: Remove.
2567 (c_do_switch_expr_warnings): Remove.
2568 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
2569 function instead of c_do_switch_expr_warnings.
2570 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
2571 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
2572 * c-pretty-print.c (pp_c_statement): Likewise.
2573 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
2575 2005-04-08 Devang Patel <dpatel@apple.com>
2577 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2578 While selecting replacement condition pay attention to loop header.
2580 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2582 Merge from tree-cleanup-branch: VRP, store CCP, store
2583 copy-prop, incremental SSA updating of FUD chains and
2584 newly exposed symbols.
2586 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
2587 (OBJS-common): Add tree-vrp.o.
2588 (tree-vrp.o): New rule.
2589 * basic-block.h (nearest_common_dominator_for_set): Declare.
2590 * common.opt (ftree-store-ccp): New flag.
2591 (ftree-copy-prop): New flag.
2592 (ftree-vrp): New flag.
2593 (ftree-store-copy-prop): New flag.
2594 * dominance.c (nearest_common_dominator_for_set): New.
2595 * domwalk.c (walk_dominator_tree): Only traverse
2596 statements in blocks marked in walk_data->interesting_blocks.
2597 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
2598 * fold-const.c (fold): Handle ASSERT_EXPR.
2599 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
2600 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
2601 flag_tree_vrp at -O2.
2602 * timevar.def (TV_TREE_VRP): Define.
2603 (TV_TREE_COPY_PROP): Define.
2604 (TV_TREE_STORE_COPY_PROP): Define.
2605 (TV_TREE_SSA_INCREMENTAL): Define.
2606 (TV_TREE_STORE_CCP): Define.
2607 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
2608 to kill_redundant_phi_nodes from comment.
2609 (verify_expr): Handle ASSERT_EXPR.
2610 * tree-dfa.c (mark_new_vars_to_rename): Remove second
2611 argument. Update all users.
2612 (mark_call_clobbered_vars_to_rename): Remove. Update all
2613 users.
2614 * tree-flow-inline.h (unmodifiable_var_p): New.
2615 * tree-flow.h (enum value_range_type): Declare.
2616 (struct value_range_def): Declare.
2617 (value_range): Declare.
2618 (remove_all_phi_nodes_for): Remove. Update all users.
2619 (find_phi_node_for): Declare.
2620 (add_type_alias): Declare.
2621 (count_uses_and_derefs): Declare.
2622 (kill_redundant_phi_nodes): Remove.
2623 (rewrite_into_ssa): Remove.
2624 (rewrite_def_def_chains): Remove.
2625 (update_ssa, register_new_name_mapping, create_new_def_for,
2626 need_ssa_update_p, name_registered_for_update_p,
2627 release_ssa_name_after_update_ssa, dump_repl_tbl,
2628 debug_repl_tbl, dump_names_replaced_by,
2629 debug_names_replaced_by, mark_sym_for_renaming,
2630 mark_set_for_renaming, get_current_def, set_current_def,
2631 get_value_range, dump_value_range, debug_value_range,
2632 dump_all_value_ranges, debug_all_value_ranges,
2633 expr_computes_nonzero, loop_depth_of_name,
2634 unmodifiable_var_p): Declare.
2635 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
2636 ASSERT_EXPR.
2637 * tree-into-ssa.c (block_defs_stack): Update comment.
2638 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
2639 syms_to_rename, names_to_release, repl_tbl,
2640 need_to_initialize_update_ssa_p, need_to_update_vops_p,
2641 need_to_replace_names_p): New locals.
2642 (NAME_SETS_GROWTH_FACTOR): Define.
2643 (struct repl_map_d): Declare.
2644 (struct mark_def_sites_global_data): Add field
2645 interesting_blocks.
2646 (enum rewrite_mode): Declare.
2647 (REGISTER_DEFS_IN_THIS_STMT): Define.
2648 (compute_global_livein): Use last_basic_block instead of
2649 n_basic_blocks.
2650 (set_def_block): Remove last argument. Update all callers.
2651 (prepare_use_operand_for_rename): Remove. Update all callers.
2652 (prepare_def_operand_for_rename): Remove. Update all callers.
2653 (symbol_marked_for_renaming): New.
2654 (is_old_name): New.
2655 (is_new_name): New.
2656 (repl_map_hash): New.
2657 (repl_map_eq): New.
2658 (repl_map_free): New.
2659 (names_replaced_by): New.
2660 (add_to_repl_tbl): New.
2661 (add_new_name_mapping): New.
2662 (mark_def_sites): Assume that all the operands in the
2663 statement are in normal form.
2664 (find_idf): Assert that the block in the stack is valid.
2665 (get_default_def_for): New.
2666 (insert_phi_nodes_for): Add new argument 'update_p'.
2667 Add documentation.
2668 If update_p is true, add a new mapping between the LHS of
2669 each new PHI and the name that it replaces.
2670 (insert_phi_nodes_1): Only call find_idf if needed.
2671 (get_reaching_def): Call get_default_def_for.
2672 (rewrite_operand): Remove.
2673 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
2674 and REWRITE_THIS_STMT are false.
2675 Assume that all the operands in the statement are in
2676 normal form.
2677 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
2678 (rewrite_virtual_phi_arguments): Remove.
2679 (invalidate_name_tags): Remove.
2680 (register_new_update_single, register_new_update_set,
2681 rewrite_update_init_block, replace_use,
2682 rewrite_update_fini_block, rewrite_update_stmt,
2683 rewrite_update_phi_arguments): New.
2684 rewrite_blocks): Remove argument 'fix_virtual_phis'.
2685 Add arguments 'entry', 'what' and 'blocks'.
2686 Initialize the dominator walker according to 'what' and
2687 'blocks'.
2688 Start the dominator walk at 'entry'.
2689 (mark_def_site_blocks): Add argument 'interesting_blocks'.
2690 Use it to configure the dominator walker.
2691 (rewrite_into_ssa): Remove argument 'all'.
2692 Make internal.
2693 (rewrite_all_into_ssa): Remove.
2694 (rewrite_def_def_chains): Remove.
2695 (mark_def_interesting, mark_use_interesting,
2696 prepare_phi_args_for_update, prepare_block_for_update,
2697 prepare_def_site_for, prepare_def_sites,
2698 dump_names_replaced_by, debug_names_replaced_by,
2699 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
2700 delete_update_ssa, create_new_def_for,
2701 register_new_name_mapping, mark_sym_for_renaming,
2702 mark_set_for_renaming, need_ssa_update_p,
2703 name_registered_for_update_p, ssa_names_to_replace,
2704 release_ssa_name_after_update_ssa,
2705 insert_updated_phi_nodes_for, update_ssa): New.
2706 * tree-loop-linear.c (linear_transform_loops): Call
2707 update_ssa instead of rewrite_into_ssa.
2708 * tree-optimize.c (vars_to_rename): Remove.
2709 Update all users.
2710 (init_tree_optimization_passes): Replace
2711 pass_redundant_phi with pass_copy_prop.
2712 Add pass_vrp.
2713 Replace pass_ccp with pass_store_ccp.
2714 Add pass_store_copy_prop after pass_store_ccp.
2715 (execute_todo): If the TODO_ flags don't include updating
2716 the SSA form, assert that it does not need to be updated.
2717 Call update_ssa instead of rewrite_into_ssa and
2718 rewrite_def_def_chains.
2719 If TODO_verify_loops is set, call verify_loop_closed_ssa.
2720 (tree_rest_of_compilation):
2721 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
2722 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
2723 TODO_cleanup_cfg): Renumber.
2724 (TODO_verify_loops, TODO_update_ssa,
2725 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2726 TODO_update_ssa_only_virtuals): Define.
2727 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
2728 Declare.
2729 * tree-phinodes.c (make_phi_node): Update documentation.
2730 (remove_all_phi_nodes_for): Remove.
2731 (find_phi_node_for): New.
2732 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
2733 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
2734 (interpret_rhs_modify_expr): Likewise.
2735 * tree-sra.c (decide_instantiations): Mark all symbols in
2736 SRA_CANDIDATES for renaming.
2737 (mark_all_v_defs_1): Rename from mark_all_v_defs.
2738 (mark_all_v_defs): New function. Update all users to call it
2739 with the whole list of scalarized statements, not just the
2740 first one.
2741 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
2742 (compute_flow_insensitive_aliasing): If the tag is
2743 unmodifiable and the variable isn't or vice-versa, don't
2744 make them alias of each other.
2745 (setup_pointers_and_addressables): If the type tag for
2746 VAR is about to change, mark the old one for renaming.
2747 (add_type_alias): New.
2748 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
2749 (ccp_lattice_t): Rename from latticevalue.
2750 (value): Remove. Update all users.
2751 (const_val): New local variable.
2752 (do_store_ccp): New local variable.
2753 (dump_lattice_value): Handle UNINITIALIZED.
2754 (debug_lattice_value): New.
2755 (get_default_value): Re-write.
2756 (set_lattice_value): Re-write.
2757 (def_to_varying): Remove. Update all users.
2758 (likely_value): Return VARYING for statements that make
2759 stores when STORE_CCP is false.
2760 Return VARYING for any statement other than MODIFY_EXPR,
2761 COND_EXPR and SWITCH_EXPR.
2762 (ccp_initialize): Re-write.
2763 (replace_uses_in, replace_vuse_in, substitute_and_fold):
2764 Move to tree-ssa-propagate.c.
2765 (ccp_lattice_meet): Handle memory stores when
2766 DO_STORE_CCP is true.
2767 (ccp_visit_phi_node): Likewise.
2768 (ccp_fold): Likewise.
2769 (evaluate_stmt): Likewise.
2770 (visit_assignment): Likewise.
2771 (ccp_visit_stmt): Likewise.
2772 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
2773 into DO_STORE_CCP.
2774 (do_ssa_ccp): New.
2775 (pass_ccp): Use it.
2776 (do_ssa_store_ccp): New.
2777 (gate_store_ccp): New.
2778 (pass_store_ccp): Declare.
2779 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
2780 (may_propagate_copy): Reformat.
2781 Don't abort if ORIG is a virtual and DEST isn't.
2782 If NEW does not have alias information but DEST does,
2783 copy it.
2784 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
2785 copy_prop_kind, which_copy_prop): Declare.
2786 (stmt_may_generate_copy, get_copy_of_val,
2787 get_last_copy_of, set_copy_of_val, dump_copy_of,
2788 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
2789 copy_prop_visit_stmt, copy_prop_visit_phi_node,
2790 init_copy_prop, fini_copy_prop, execute_copy_prop,
2791 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
2792 store_copy_prop): New.
2793 (pass_copy_prop, pass_store_copy_prop): Declare.
2794 * tree-ssa-dom.c (struct opt_stats_d): Add fields
2795 'num_const_prop' and 'num_copy_prop'.
2796 (cprop_operand): Update them.
2797 (dump_dominator_optimization_stats): Dump them.
2798 (tree_ssa_dominator_optimize): Call update_ssa instead of
2799 rewrite_into_ssa.
2800 (loop_depth_of_name): Declare extern.
2801 (simplify_cond_and_lookup_avail_expr): Guard against NULL
2802 values for LOW or HIGH.
2803 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
2804 (record_equivalences_from_stmt): Call expr_computes_nonzero.
2805 (cprop_operand): Only propagate if VAL != OP.
2806 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
2807 statement for renaming.
2808 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
2809 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
2810 add_type_alias if necessary.
2811 Call mark_new_vars_to_rename.
2812 (tree_ssa_iv_optimize): If new symbols need to be renamed,
2813 mark every statement updated, call update_ssa and
2814 rewrite_into_loop_closed_ssa.
2815 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
2816 from LIVEIN if VAR is a virtual.
2817 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
2818 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
2819 (get_call_expr_operands): Reformat statement.
2820 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
2821 symbols.
2822 * tree-ssa-propagate.c (ssa_prop_init): Initialize
2823 SSA_NAME_VALUE for every name.
2824 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2825 get_value_loaded_by): New.
2826 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
2827 substitute_and_fold): Move from tree-ssa-ccp.c.
2828 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
2829 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2830 get_value_loaded_by, replace_uses_in, substitute_and_fold):
2831 Declare.
2832 * tree-ssa.c (verify_use): Fix error message.
2833 (propagate_into_addr, replace_immediate_uses, get_eq_name,
2834 check_phi_redundancy, kill_redundant_phi_nodes,
2835 pass_redundant_phi): Remove. Update all users.
2836 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
2837 add_type_alias, if necessary.
2838 * tree-vectorizer.h (struct _stmt_vect_info): Update
2839 documentation for field 'memtag'.
2840 * tree-vrp.c: New file.
2841 * tree.def (ASSERT_EXPR): Define.
2842 * tree.h (ASSERT_EXPR_VAR): Define.
2843 (ASSERT_EXPR_COND): Define.
2844 (SSA_NAME_VALUE_RANGE): Define.
2845 (struct tree_ssa_name): Add field 'value_range'.
2846 (PHI_REWRITTEN): Remove.
2847 (struct tree_phi_node): Remove field 'rewritten'.
2848 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
2849 -ftree-store-copy-prop): Document.
2850 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
2851 Document usage of update_ssa.
2853 2005-04-08 David Edelsohn <edelsohn@gnu.org>
2855 PR target/20814
2856 * config/rs6000/predicates.md (altivec_register_operand): Accept
2857 SUBREG.
2858 (and64_operand): Do not limit CONST_INT to mask64_operand.
2859 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
2860 (and_operand): Do not limit CONST_INT to mask_operand.
2862 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
2864 PR rtl-optimization/20466
2865 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
2866 for overlap of the address of each list member.
2867 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
2869 2005-04-08 Mike Stump <mrs@apple.com>
2871 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
2873 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
2874 instead of 4.
2876 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2878 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
2880 * function.c (push_function_context_to): Don't set
2881 contains_functions.
2882 * function.h (function): Remove contains_functions.
2883 (current_function_contains_functions): Remove.
2885 * function.h (function): Remove instrument_entry_exit.
2886 (current_function_instrument_entry_exit): Remove.
2888 * function.h (nonlocal_labels): Remove.
2890 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
2892 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
2893 (check_attr_value, write_attr_get, write_expr_attr_cache,
2894 find_attr, make_internal_attr): Don't reference negative_ok or
2895 unsigned_p.
2896 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
2897 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
2898 (ATTR_STATIC): Adjust the value.
2900 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
2902 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
2904 * config/s390/tpf.h (ASM_SPEC): Define.
2906 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2908 * tree-flow.h: Remove the prototype for
2909 redirect_immediate_uses.
2910 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
2912 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
2914 * arm.c (arm_const_double_by_parts): New function.
2915 * arm-protos.h (arm_const_double_by_parts): Add prototype.
2916 * arm.md (define_split for 64-bit constants): Add another one.
2918 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
2920 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
2922 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2924 * system.h: Revert last change.
2926 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
2928 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
2929 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
2930 (TARGET_SWITCHES): Delete.
2931 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2932 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
2933 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
2934 * config/xtensa/xtensa.opt: New file.
2936 2005-04-08 Ben Elliston <bje@au.ibm.com>
2938 * config/fp-bit.c: Include L_mul_tf in #endif comment.
2939 * config/fp-bit.h: Tidy comments.
2941 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2943 * system.h: Poison PARAMS.
2945 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
2947 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
2948 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
2949 (TARGET_SWITCHES): Delete.
2950 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2951 * config/vax/vax.opt: New file.
2953 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
2955 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
2957 2005-04-07 Ian Lance Taylor <ian@airs.com>
2959 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
2960 define.
2961 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
2962 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
2963 Likewise.
2965 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
2967 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
2968 all immediate uses in PHI nodes.
2970 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
2972 * arm.c (arm_const_double_inline_cost): Handle any constant by
2973 using gen_lowpart and gen_highpart_mode.
2974 (note_invalid_constants): All constants in an RTX with a constraint
2975 that permits memory are now pushed to the constant pool.
2976 (output_move_double): Delete code to handle reg to reg and
2977 constant to reg moves.
2978 (const_double_needs_minipool, output_mov_immediate): Delete.
2979 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
2980 CONST_INT and CONST_VECTOR.
2981 * arm.md (ANY64): New mode macro.
2982 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
2983 (movdf_soft_insn): Split reg-reg and const-reg moves.
2984 (split patterns for 64-bit constant and register moves): New.
2985 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
2986 (cirrus_movdf_hard_insn): Likewise.
2987 * fpa.md (movdf_fpa): Likewise.
2988 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
2989 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
2990 constraints.
2991 (movv2si_internal_2): Likewise.
2992 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
2993 (movdf_vfp): Likewise.
2994 * arm-protos.h (output_mov_immediate): Delete prototype.
2996 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
2998 PR target/20093
2999 * simplify-rtx.c (simplify_unary_operation_1): Check
3000 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
3002 2005-04-06 James E Wilson <wilson@specifixinc.com>
3004 PR target/20717
3005 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
3006 ADDR_EXPR.
3008 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3010 * coverage.h (GCOV_TYPE_NODE): Delete.
3011 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
3012 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
3013 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
3014 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
3015 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
3017 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3019 PR other/20792
3020 * Makefile.in (gcc.pot): Remove options.c dependency.
3021 * optc-gen.awk: Don't quote help strings with N_().
3023 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
3025 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
3026 the function returns a pointer type.
3028 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
3030 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
3031 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
3032 * doc/invoke.texi: Documnet salias-max-implicit-fields.
3033 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
3034 explicit_uses members.
3035 (get_or_create_used_part_for): Initialize new fields.
3036 (fieldoff_compare): New function.
3037 (create_overlap_variables_for): Count number of fields, use
3038 heuristic to determine whether to create subvars for vars with
3039 only implicit uses.
3040 Sort the field list by offset and avoid creating duplicate SFT's.
3042 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3044 * c.opt (-F): Remove trailing whitespace from help string.
3045 (-finput-charset): Use a tab to separate the switch name and help
3046 string.
3047 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
3048 (-ftree-vectorizer-verbose): Likewise.
3050 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3052 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
3053 a PHI argument where a use occurs instead of all PHI arguments.
3055 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
3057 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
3058 scope.
3060 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3062 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
3063 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
3064 config/bfin/bfin.h: Fix comment typos.
3066 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
3068 * doc/install.texi: Update the URL for Jacks.
3069 * doc/sourcebuild.texi: Likewise.
3071 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3073 PR target/17245
3074 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
3075 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
3077 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3079 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
3081 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3083 * config/v850/v850-protos.h (override_options): Delete.
3084 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
3085 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
3086 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
3087 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
3088 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
3089 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
3090 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
3091 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
3092 (OVERRIDE_OPTIONS): Delete.
3093 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
3094 (small_memory_info): Remove the value field.
3095 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
3096 TARGET_NO_APP_REGS.
3097 * config/v850/v850.c (small_memory): Remove the value field.
3098 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3099 (override_options): Delete.
3100 (v850_handle_memory_option, v850_handle_option): New functions.
3101 * config/v850/v850.opt: New file.
3103 2005-04-06 Geoffrey Keating <geoffk@apple.com>
3105 * config.host: Add a section for generic hosts, and a subsection
3106 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
3107 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
3108 * config/host-darwin.h: New.
3109 * config/x-darwin: New.
3110 * config/i386/host-i386-darwin.c: New.
3111 * config/i386/x-darwin: New.
3112 * config/rs6000/host-darwin.c: Include host-darwin.h.
3113 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
3114 (darwin_rs6000_gt_pch_use_address): Likewise.
3115 * config/rs6000/x-darwin: Change name of .o built, update
3116 dependencies for changes to rs6000/host-darwin.c.
3118 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3120 PR target/17824
3121 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
3123 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
3125 * tree-vect-analyze.c (vect_analyze_loop_form): Call
3126 split_loop_exit_edge instead of loop_split_edge_with.
3128 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
3130 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
3131 UNSPEC_SET_VSCR): New constants, used throughout.
3132 (*andc3_v4sf): New.
3133 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
3134 Replace with...
3135 (altivec_vspltis<VI_char>): ... this pattern, using
3136 a QImode const_int_operand for the immediate.
3137 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
3138 define_expands.
3140 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3142 PR target/17822
3143 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
3145 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3147 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
3149 2005-04-06 Ben Elliston <bje@au.ibm.com>
3151 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
3152 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
3153 macros as living in "this file" and not gcc.h.
3155 2005-04-06 Ben Elliston <bje@au.ibm.com>
3157 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
3158 -ftree-live_range_split. Perhaps renamed at some point?
3160 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3162 PR target/20625
3163 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
3164 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
3166 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3168 * tree-flow.h (number_of_iterations_cond): Declaration removed.
3169 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
3170 (number_of_iterations_special): New function.
3171 (number_of_iterations_exit): Use number_of_iterations_special.
3172 Use simplify_using_outer_evolutions only at -O3.
3173 (number_of_iterations_cond, tree_simplify_using_condition,
3174 simplify_using_initial_conditions, loop_niter_by_eval,
3175 compare_trees, can_count_iv_in_wider_type_bound,
3176 simplify_using_outer_evolutions): Use fold_build.
3178 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
3180 * doc/install.texi (Configuration): Document --with-java-home.
3182 2005-04-05 Richard Henderson <rth@redhat.com>
3184 PR target/20342
3185 PR target/20447
3186 * config/i386/i386.c (print_operand): Handle vector zeros.
3187 (ix86_split_to_parts): Handle CONST_VECTOR.
3188 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
3189 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
3190 what modes to tie for MMX and SSE registers.
3191 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
3192 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
3193 to vector modes as well.
3194 * config/i386/predicates.md (const0_operand): Handle VOIDmode
3195 properly as an input mode.
3197 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3199 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
3201 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3203 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
3205 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3207 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
3208 and local functions, set sse_nregs to 8 and float_in_sse.
3209 (function_arg_advance, function_arg): If float_in_sse, pass
3210 SFmode and DFmode arguments in SSE registers.
3211 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
3213 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
3214 of -funit-at-a-time.
3216 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3218 * config/i386/i386-protos.h (ix86_function_value): Accept two
3219 arguments, like the target macro.
3220 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
3221 * config/i386/i386.c (ix86_function_value): Accept the second
3222 argument of the target macro.
3223 (ix86_function_ok_for_sibcall): Pass a function pointer to
3224 ix86_function_value.
3225 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
3226 call to ix86_value_regno).
3227 (ix86_value_regno): Add support for returning floating point values
3228 in SSE registers.
3230 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3232 PR tree-optimization/20076
3233 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
3234 that call __builtin_return or __builtin_apply_args.
3236 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3238 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
3239 Use immediate use iterator.
3240 (stmt_is_bumper_for_loop): Use immediate use iterator.
3241 * predict.c (strip_builtin_expect): Use update_stmt.
3242 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
3243 on all elements of a STATEMENT_LIST.
3244 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
3245 (bsi_remove): Remove imm_use links and mark the stmt as modified.
3246 (bsi_replace): Mark stmt as modified and the update it.
3247 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
3248 (expand_complex_libcal): Call update_stmt.
3249 (expand_complex_comparison): Call mark_stmt_modified.
3250 (expand_complex_operations_1): Call update_stmt_if_modified.
3251 (expand_vector_operations_1): Call mark_stmt_modified.
3252 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
3253 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
3254 add_immediate_use, redirect_immediate_use,
3255 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
3256 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
3257 (mark_new_vars_to_rename): Call update_stmt.
3258 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
3259 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
3260 Ignore PHI nodes.
3261 (unmodify_stmt): Delete.
3262 (update_stmt): New. Force an update of a stmt.
3263 (update_stmt_if_modified): update a stmt if it is out of date.
3264 (get_stmt_operands): Verify stmt is NOT modified.
3265 (stmt_modified_p): Update comment.
3266 (delink_imm_use): Remove a use node from its immuse list.
3267 (link_imm_use_to_list): Link a use node to a specific list.
3268 (link_imm_use): Link a node to the correct list.
3269 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
3270 it in the correct list, if appropriate.
3271 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
3272 (relink_imm_use): Link a use node in place of another node in a list.
3273 (relink_imm_use_stmt): LInk a node in place of another node, and set
3274 the stmt pointer.
3275 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
3276 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
3277 (first_safe_imm_use): New. Initialize a safe immuse iterator.
3278 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
3279 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
3280 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
3281 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
3282 (has_zero_uses): New. Return true if there are no uses of a var.
3283 (has_single_use): New. Return true if there is only a single use of a
3284 variable.
3285 (single_imm_use): New. Return the simgle immediate use.
3286 (num_imm_uses): New. Return the number of immediate uses.
3287 (get_v_must_def_ops): Use is now a pointer.
3288 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
3289 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
3290 the use node.
3291 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
3292 (delink_stmt_imm_use): Delink all immuses from a stmt.
3293 (phi_arg_index_from_use): New. Return a phi arg index for a use.
3294 * tree-flow.h (struct dataflow_d): Delete.
3295 (immediate_use_iterator_d): New. Immediate use iterator struct.
3296 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
3297 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
3298 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
3299 iteration.
3300 (struct stmt_ann_d): Remove dataflow_t from struct.
3301 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
3302 (if_convertible_phi_p): Use FAST immuse iterator.
3303 (if_convertible_loop_p): Don't call compute_immediate_uses.
3304 (replace_phi_with_cond_modify_expr): Call update_stmt.
3305 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
3306 update_stmt_if_modified.
3307 (rewrite_all_into_ssa): Initialize ssa operands.
3308 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
3309 compute_immediate_uses.
3310 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
3311 ssa_property is available.
3312 (execute_one_pass): Change parameters passed to execute_todo.
3313 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
3314 (remove_ssa_form): Call fini_ssa_operands.
3315 (insert_backedge_copies): Delete call to modify_stmt.
3316 * tree-phinodes.c (make_phi_node): Initialize use nodes.
3317 (release_phi_node): Delink any use nodes before releasing.
3318 (resize_phi_node): Relink any use nodes.
3319 (remove_phi_arg_num): Delink the use node.
3320 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
3321 (remove_all_phi_nodes_for): Release phi node first.
3322 * tree-pretty-print.c (dump_generic_node): Print stmt address.
3323 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
3324 (scalarize_use, scalarize_copy): Call update_stmt.
3325 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
3326 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
3327 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
3328 (ccp_initialize): Remove call to compute_immediate_uses.
3329 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
3330 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
3331 stmts.
3332 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
3333 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
3334 (eliminate_redundant_computations): Call mark_stmt_modified.
3335 (cprop_operand): Call mark_stmt_modified.
3336 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
3337 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
3338 (dse_optimize_stmt): Use new immuse interface.
3339 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
3340 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
3341 (substitute_single_use_vars): Use new immuse interface.
3342 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
3343 and compute_immediate_uses.
3344 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
3345 interface.
3346 (rewrite_mem_refs): Call update_stmt.
3347 (determine_lsm): Remove call to compute_imm_uses and free_df.
3348 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
3349 (try_unroll_loop_completely): Call update_stmt.
3350 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
3351 (rewrite_use_compare): Call update_stmt.
3352 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
3353 (rewrite_use) : Call update_stmt.
3354 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
3355 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
3356 update_stmt.
3357 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
3358 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
3359 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
3360 use nodes.
3361 (initialize_vuse_operand): New. Initialize a vuse operand.
3362 (initialize_v_may_def_operand): New. Initialize a maydef operand.
3363 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
3364 (finalize_ssa_defs): Use stmt parameter.
3365 (correct_use_link): Ensure a use node is in the correct list, and has
3366 the correct stmt pointer.
3367 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
3368 finalize_ssa_v_must_defs): Also initialize use nodes.
3369 (finalize_ssa_stmt_operands): Pass extra stmt operands.
3370 (build_ssa_operands): Seperate parsing from final operand construction.
3371 (parse_ssa_operands): New. Parse entry point for operand building.
3372 (swap_tree_operands): New. Swap 2 tree operands.
3373 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
3374 operands.
3375 (get_expr_operands): Call swap_tree_operands when needed.
3376 (copy_virtual_operands): Use initialize routines for virtual use ops.
3377 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
3378 (verify_abort): New. Issue imm_use error.
3379 (verify_imm_links): New Verify imm_use links for a var.
3380 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
3381 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
3382 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
3383 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
3384 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
3385 (NULL_USE_OPERAND_P) Define.
3386 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
3387 use node.
3388 (struct vuse_operand_type): New struct.
3389 (SET_USE): Call set_ssa_use_from_ptr.
3390 (USE_STMT): Define.
3391 (PHI_ARG_INDEX_FROM_USE): Define.
3392 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
3393 argument via SET_USE, not PHI_ARG_DEF_TREE.
3394 * tree-ssa-pre.c (eliminate): Call update_stmt.
3395 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
3396 call free_df.
3397 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
3398 (nearest_common_dominator_of_uses): Use imm_use iterator.
3399 (statement_sink_location): Use imm_use iterator and interface.
3400 (execute_sink_code): Don't call compute_immediate_uses or free-df.
3401 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
3402 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
3403 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
3404 (verify_ssa): Ensure no stmt is marked modify after optimization pass
3405 if new parameter is true.
3406 (init_tree_ssa): Don't initialize operand cache here.
3407 (delete_tree_ssa): Don't destroy operand cache here.
3408 (propagate_into_addr): Pass in a use pointer, return true if anything
3409 was changed.
3410 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
3411 (check_phi_redundancy): Use imm_use iterator.
3412 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
3413 free_df.
3414 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
3415 (release_ssa_name): Delink node and all elements in its imm_use list.
3416 * tree-tailcall.c (adjust_return_value): Call update_stmt.
3417 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
3418 * tree-vectorizer.c (need_imm_uses_for): Delete.
3419 (vectorize_loops): Dont call compute_immediate_uses or free_df.
3420 * tree.h (struct ssa_imm_use_d): Define.
3421 (SSA_NAME_IMM_USE_NODE): Define.
3422 (struct tree_ssa_name): Add imm_use node.
3423 (PHI_DF): Delete.
3424 (PHI_ARG_IMM_USE_NODE): Define.
3425 (struct phi_arg_d): Add imm_use node.
3426 (struct tree_phi_node): Remove struct dataflow_d element.
3427 (TDF_STMTADDR): Define.
3429 2005-04-05 Dale Johannesen <dalej@apple.com>
3431 * doc/invoke.texi (Optimization Options): Remove
3432 duplicate -fcse-follow-jumps. Add -fweb.
3433 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
3434 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
3436 2005-04-05 Per Bothner <per@bothner.com>
3438 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
3439 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
3440 (warn_uninit): Get EXPR_LOCUS from context now instead.
3441 This fixes a USE_MAPPED_LOCATION testsuite failure.
3443 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
3445 2005-04-05 Per Bothner <per@bothner.com>
3447 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
3448 of the artification 'return 0' in main() to BUILTINS_LOCATION.
3449 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
3450 before warning.
3452 2004-04-05 Devang Patel <dpatel@apple.com>
3454 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
3455 (lhsr<mode>3): ... new name.
3456 (altivec_vsra<VI_char>): Rename to ..
3457 (ashr<mode>3): ... new name.
3458 * config/rs6000/rs6000.c (builtin_description): Rename shift
3459 operations.
3461 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
3463 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
3464 gen_lowpart_for_combine.
3465 * cse.c (gen_lowpart_if_possible): Move...
3466 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
3467 gen_lowpart_SUBREG.
3468 (gen_lowpart_no_emit_general): Use it.
3470 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3472 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
3473 overriding.
3475 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3477 * system.h: Fix typo.
3479 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
3481 * config/bfin/bfin-modes.def: New file.
3482 * config/bfin/bfin-protos.h: New file.
3483 * config/bfin/bfin.c: New file.
3484 * config/bfin/bfin.h: New file.
3485 * config/bfin/bfin.md: New file.
3486 * config/bfin/bfin.opt: New file.
3487 * config/bfin/crti.s: New file.
3488 * config/bfin/crtn.s: New file.
3489 * config/bfin/elf.h: New file.
3490 * config/bfin/lib1funcs.asm: New file.
3491 * config/bfin/predicates.md: New file.
3492 * config/bfin/t-bfin: New file.
3493 * config/bfin/t-bfin-elf: New file.
3494 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
3495 Document new attributes.
3496 (interrupt, interrupt_handler, saveall): Update documentation for
3497 these attributes.
3498 * doc/install.texi (Specific): Add entry for the Blackfin.
3499 * doc/invoke.texi (Blackfin Options): New section.
3500 * doc/md.texi (Blackfin family): New section to document constraints.
3501 * config.gcc: Add bfin*-* and bfin*-elf configurations.
3503 2005-04-05 Olivier Hainque <hainque@adacore.com>
3505 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
3506 match what the system unwinder expects.
3507 * config/mips/mips.c (mips_frame_set): If we're saving the return
3508 address register and the dwarf return address column number differs
3509 from the hard register number, adjust the note reg to refer to the
3510 former.
3512 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3514 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
3515 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
3516 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3517 (processor_type): New enum.
3518 (mn10300_processor): New variable.
3519 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
3520 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
3521 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3522 (PROCESSOR_DEFAULT): New macro.
3523 * config/mn10300/mn10300.c (mn10300_processor): New variable.
3524 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3525 (mn10300_handle_option, mn10300_override_options): New functions.
3526 * config/mn10300/mn10300.opt: New file.
3528 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3529 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3531 PR tree-optimization/19903
3532 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
3533 that don't fit in their type after conversion.
3535 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3537 PR target/20421
3538 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
3539 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
3540 Allocate local stack slots here. Set ix86_optimize_mode_switching.
3541 flag here. Implement using define_insn_and_split.
3542 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
3543 (frndintxf2_mask_pm_i387): New insn patterns.
3544 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
3545 Do not set ix86_optimize_mode_switching flag.
3546 (ceilsf2, ceildf2, ceilxf2): Same.
3547 (btruncsf2, btruncdf2, btruncxf2): Same.
3548 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
3550 2005-04-05 Ian Lance Taylor <ian@airs.com>
3552 PR debug/9963
3553 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
3554 i386_pe_record_external_function.
3555 (i386_pe_record_external_function): Update declaration.
3556 * config/i386/winnt.c (struct extern_list): Add decl field.
3557 (i386_pe_record_external_function): Add decl parameter.
3558 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
3559 identifier.
3560 * config/i386/i386-protos.h (i386_pe_record_external_function):
3561 Update declaration.
3563 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3565 * config/m68k/m68k-protos.h: Add a prototype for
3566 valid_dbcc_comparison_p_2.
3567 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
3568 extend_operator, const_uint32_operand, const_sint32_operand,
3569 general_src_operand, nonimmediate_src_operand,
3570 memory_src_operand, post_inc_operand, pre_dec_operand,
3571 pcrel_address): Move to predicates to predicates.md.
3572 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
3573 * config/m68k/m68k.md: Include predicates.md.
3574 * config/m68k/predicates.md: New.
3576 2005-04-04 Roger Sayle <roger@eyesopen.com>
3578 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3580 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3582 2005-04-04 Ian Lance Taylor <ian@airs.com>
3584 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3585 switch_expr.
3586 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
3587 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
3588 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
3589 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
3590 * c-common.c (c_do_switch_warnings_1): New static function broken
3591 out of c_do_switch_warnings.
3592 (c_do_switch_warnings): Call c_do_switch_warnings_1.
3593 (c_do_switch_expr_warnings): New function.
3594 * c-common.h (c_do_switch_expr_warnings): Declare.
3596 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3597 Daniel Jacobowitz <dan@codesourcery.com>
3599 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3600 trapping divide.
3601 * rtlanal.c (may_trap_p): Same.
3603 2005-04-04 Dale Johannesen <dalej@apple.com>
3605 * ChangeLog: remove reference to ChangeLog.12.
3607 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3609 CRIS epilogue as RTL.
3610 * config/cris/cris.md: Change all 0 in unspec 0 to
3611 CRIS_UNSPEC_PLT.
3612 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3613 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3614 patterns.
3615 ("return"): Change to define_expand. Call cris_expand_return for
3616 actual expansion.
3617 ("*return_expanded"): New pattern.
3618 ("epilogue"): New define_expand.
3619 * config/cris/cris.h (PREDICATE_CODES): Add
3620 cris_load_multiple_op.
3621 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
3622 type.
3623 (enum cris_retinsn_type): New.
3624 (struct machine_function): New member return_type.
3625 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
3626 (cris_target_asm_function_epilogue): Remove, moving RTLified
3627 contents to...
3628 (cris_expand_epilogue): New function.
3629 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
3630 (cris_gen_movem_load, cris_load_multiple_op)
3631 (cris_return_address_on_stack_for_return, cris_expand_return): New
3632 functions.
3633 (cris_target_asm_function_prologue)
3634 (cris_initial_frame_pointer_offset): Call
3635 cris_reg_saved_in_regsave_area instead of complicated expression.
3636 Call cris_return_address_on_stack instead of an expression.
3637 (cris_print_operand) <case 'o', case 'O'>: New cases.
3638 (cris_return_address_on_stack): Change return-type to bool.
3639 (cris_simple_epilogue): Ditto. Return false if registers are
3640 saved.
3641 * config/cris/cris-protos.h (cris_simple_epilogue)
3642 (cris_return_address_on_stack): Adjust prototype return type.
3643 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
3644 (cris_return_address_on_stack_for_return): New prototypes.
3646 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3648 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
3649 gpr_or_int12_operand.
3651 * config/frv/frv-protos.h: Add a prototype to
3652 frv_legitimate_memory_operand and frv_const_unspec_p.
3653 (frv_unspec): Move from frv.c.
3654 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
3655 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
3656 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
3657 gpr_or_fpr_operand, gpr_or_int12_operand,
3658 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
3659 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
3660 int6_operand, int5_operand, uint5_operand, uint4_operand,
3661 uint1_operand, int_2word_operand, uint16_operand,
3662 upper_int16_operand, integer_register_operand,
3663 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
3664 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
3665 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
3666 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
3667 move_destination_operand, movcc_fp_destination_operand,
3668 frv_function_symbol_referenced_p, move_source_operand,
3669 condexec_dest_operand, condexec_source_operand,
3670 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
3671 const_unspec_operand, gpr_or_memory_operand,
3672 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
3673 icc_operand, fcc_operand, cc_operand, icr_operand,
3674 fcr_operand, cr_operand, call_operand, sibcall_operand,
3675 symbolic_operand, relational_operator,
3676 integer_relational_operator, float_relational_operator,
3677 ccr_eqne_operator, minmax_operator,
3678 condexec_si_binary_operator, condexec_si_media_operator,
3679 condexec_si_divide_operator, condexec_si_unary_operator,
3680 condexec_sf_conv_operator, condexec_sf_add_operator,
3681 condexec_memory_operand, intop_compare_operator, acc_operand,
3682 even_acc_operand, quad_acc_operand, accg_operand: Move to
3683 predicates.md.
3684 * config/frv/frv.h (PREDICATE_CODES): Remove.
3685 * config/frv/frv.md: Include predicates.md.
3686 * config/frv/predicates.md: New.
3688 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3690 PR target/19537
3691 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
3692 * tree-ssa-loop-ivopts.c: Include langhooks.h.
3693 (add_standard_iv_candidates_for_size): New function, extracting code
3694 from add_standard_iv_candidates and parameterizing it by type size.
3695 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
3697 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3699 * system.h (GCOV_SIZE_TYPE): Unposion.
3700 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
3701 (GCOV_TYPE_SIZE): ...this new macro.
3702 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
3703 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
3704 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
3705 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
3706 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
3707 instead of unsigned_intSI_type_node.
3708 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
3709 (rtl_gen_one_value_profiler_no_edge_manipulation)
3710 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
3711 * value-prof.c: Include coverage.h.
3713 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
3714 Diego Novillo <dnovillo@redhat.com>
3716 Fix PR tree-optimization/20703
3717 Fix PR tree-optimization/20725
3719 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
3720 (create_expression_by_pieces): Ditto.
3721 (valid_in_set): Ditto. Also handle tcc_declaration.
3722 (find_or_generate_expression): Handle comparison class.
3723 (insert_into_preds_of_block): Ditto.
3724 (insert_aux): Ditto.
3725 (create_value_expr_from): Handle comparison class, recursively
3726 handle reference nodes.
3727 (compute_avail): Handle comparison classes, rewrite a little cleaner.
3728 (execute_pre): Fix spacing.
3729 (do_fre): Renamed to execute_fre.
3731 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3733 * doc/invoke.texi (SPARC options): Document that
3734 -mlittle-endian is not supported on Linux either.
3736 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3738 PR target/4198
3739 PR target/12027
3740 * config.gcc (Obsolete configurations): Remove
3741 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
3742 (sparclite-*-coff*): Delete.
3743 (sparclite-*-elf*): Likewise.
3744 (sparc86x-*-elf*): Likewise.
3745 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
3746 * config/sparc/lite.h: Delete.
3747 * config/sparc/litecoff.h: Likewise.
3748 * config/sparc/liteelf.h: Likewise.
3749 * config/sparc/sp86x-elf.h: Likewise.
3750 * config/sparc/t-sparclite: Likewise.
3751 * config/sparc/t-sp86x: Likewise.
3753 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
3755 * config/s390/s390-protos.h: (s390_comparison,
3756 s390_alc_comparison, s390_slb_comparison, const0_operand,
3757 consttable_operand, larl_operand, s_operand,
3758 shift_count_operand, bras_sym_operand, load_multiple_operation,
3759 store_multiple_operation, s390_plus_operand): Remove prototypes.
3760 (s390_legitimate_address_without_index_p): New prototype.
3761 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
3762 to s390.h.
3763 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
3764 const0_operand, consttable_operand, larl_operand, s_operand,
3765 shift_count_operand, bras_sym_operand, load_multiple_operation,
3766 store_multiple_operation, s390_plus_operand): Move to
3767 predicates.md.
3768 (check_mode): Remove.
3769 (s390_branch_condition_mask): Remove 'static'. Move prototype to
3770 s390-protos.h.
3771 (s390_legitimate_address_without_index_p): New.
3772 * config/s390/s390.h (PREDICATE_CODES): Remove.
3773 * config/s390/s390.md: Include predicates.md.
3774 * config/s390/predicates.md: New.
3776 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3778 PR target/20446
3779 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
3780 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
3781 (NEED_INDICATE_EXEC_STACK): Define to 1.
3782 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
3783 (NEED_INDICATE_EXEC_STACK): Define to 1.
3784 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
3785 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
3786 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
3787 (pic_helper_emitted_p): New global.
3788 (emit_pic_helper): New function extracted from...
3789 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
3790 Do not call emit_pic_helper if delay_pic_helper is true.
3791 (sparc_expand_prologue): Pass 'false' to load_pic_register.
3792 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
3793 (sparc_file_end): New function.
3795 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3797 * config/mcore/mcore-protos.h: Remove the prototypes for
3798 mcore_arith_reg_operand, mcore_general_movsrc_operand,
3799 mcore_general_movdst_operand, mcore_reload_operand,
3800 mcore_arith_J_operand, mcore_arith_K_operand,
3801 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
3802 mcore_arith_K_S_operand, mcore_arith_imm_operand,
3803 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3804 mcore_literal_K_operand, mcore_addsub_operand,
3805 mcore_compare_operand, mcore_load_multiple_operation,
3806 mcore_store_multiple_operation, mcore_call_address_operand.
3807 Add a prototype for const_ok_for_mcore.
3808 * config/mcore/mcore.c (mcore_call_address_operand,
3809 mcore_general_movsrc_operand, mcore_general_movdst_operand,
3810 mcore_arith_reg_operand, mcore_reload_operand,
3811 mcore_arith_J_operand, mcore_arith_K_operand,
3812 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
3813 mcore_arith_M_operand, mcore_arith_imm_operand,
3814 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3815 mcore_literal_K_operand, mcore_addsub_operand,
3816 mcore_compare_operand, mcore_load_multiple_operation,
3817 mcore_store_multiple_operation): Move to predicates.md.
3818 (const_ok_for_mcore): Export.
3819 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
3820 * config/mcore/mcore.md: Include predicates.md.
3821 * config/mcore/predicates.md: New.
3823 * config/mcore/predicates.md: Fix a comment typo.
3825 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
3826 Adrian Straetling <straetling@de.ibm.com>
3828 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
3829 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
3830 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
3831 attribute.
3832 ("imul"): Removed from "type" attribute.
3833 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
3834 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
3835 Changed type to imulsi.
3836 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
3838 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3840 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
3841 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
3842 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
3843 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
3844 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
3845 (TARGET_SWITCHES, mcore_stack_increment_string)
3846 (TARGET_OPTIONS): Delete.
3847 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
3848 than *_BIT constants.
3849 (TARGET_8ALIGN): #undef old definition before redefining to 1.
3850 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
3851 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
3852 (mcore_override_options): Delete mcore_stack_increment code.
3853 Change use of M340_BIT to MASK_M340.
3854 * config/mcore/mcore.opt: New file.
3856 2005-04-04 Ian Lance Taylor <ian@airs.com>
3858 * config/arm/arm.c (replace_symbols_in_block): Remove static
3859 function.
3861 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3863 * config/fr30/fr30-protos.h: Remove the prototypes for
3864 stack_add_operand, add_immediate_operand,
3865 high_register_operand, low_register_operand, call_operand,
3866 di_operand, and nonimmediate_di_operand.
3867 * config/fr30/fr30.c (stack_add_operand,
3868 add_immediate_operand, high_register_operand,
3869 low_register_operand, call_operand, di_operand,
3870 nonimmediate_di_operand): Move to predicates.md.
3871 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
3872 * config/fr30/fr30.md: Include predicates.md.
3873 * config/fr30/predicates.md: New.
3875 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
3876 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
3877 mcore_call_address_operand.
3879 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
3880 general_movsrc_operand.
3882 2005-04-04 Alan Modra <amodra@bigpond.net.au>
3884 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
3885 after freeing.
3887 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
3889 PR target/14812
3890 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
3891 a negated value.
3893 2005-04-04 Richard Henderson <rth@redhat.com>
3894 Jakub Jelinek <jakub@redhat.com>
3896 PR rtl-optimization/16104
3897 * fold-const.c (fold_unary): Fix folding of vector conversions.
3899 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3901 * config.gcc (xstormy16-*-elf): Set extra_options.
3902 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
3903 * config/stormy16/stormy16.opt: New file.
3905 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3907 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
3908 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
3909 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
3910 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
3911 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
3912 (TARGET_UNIX_ASM): Delete.
3913 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
3914 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
3915 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
3916 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3917 * config/pdp11/pdp11.opt: New file.
3919 2005-04-03 Roger Sayle <roger@eyesopen.com>
3920 Alexandre Oliva <aoliva@redhat.com>
3922 PR c++/19199
3923 * fold-const.c (non_lvalue): Split tests into...
3924 (maybe_lvalue_p): New function.
3925 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
3926 C++ front-end prior to lowering into gimple form.
3928 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3930 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
3931 BUILT_IN_STRNCASECMP): New.
3932 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
3933 and strndup.
3935 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
3937 PR target/14812
3938 * arm.md (addsi3_compare0_for_combiner): Delete.
3939 (addsi3_compare0_scratch_for_combiner): Delete.
3940 (cmpsi_neg_shiftsi): Delete.
3941 (compare_negsi_si): New pattern.
3942 (cmpsi_negshiftsi_si): New pattern.
3943 (negated_cbranchsi4): Restrict to equality_operator.
3945 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
3946 template.
3948 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3950 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
3951 Fix comment typos.
3953 * doc/install.texi: Fix a typo.
3955 2005-04-03 Steven Bosscher <stevenb@suse.de>
3957 PR middle-end/20648
3958 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
3959 a computed goto if the edge to the computed goto block has
3960 incoming abnormal edges. Clarify how the function works.
3962 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
3964 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
3965 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
3966 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
3967 hash_scan_set, reg_set_between_after_reload_p,
3968 reg_used_between_after_reload_p, get_avail_load_store_reg,
3969 eliminate_partially_redundant_load): Likewise.
3970 * postreload.c (reload_cse_simplify_set,
3971 reload_combine_note_use): Likewise.
3972 * predict.c (predict_insn, expected_value_to_br_prob,
3973 propagate_freq, expensive_function_p): Likewise.
3974 * print-rtl.c (print_rtx): Likewise.
3975 * profile.c (instrument_edges, instrument_values,
3976 compute_branch_probabilities, branch_prob, union_groups,
3977 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
3978 * protoize.c (in_system_include_dir, file_could_be_converted,
3979 file_normally_convertible, gen_aux_info_file, seek_to_line,
3980 do_cleaning): Likewise.
3981 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
3982 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3983 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3985 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
3987 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
3988 * modulo-sched.c (undo_replace_buff_elem): New structure.
3989 (kernel_number_of_cycles, ps_unschedule_node,
3990 undo_generate_reg_moves,free_undo_replace_buff,
3991 undo_permute_partial_schedule, loop_single_full_bb_p,
3992 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
3993 build_loops_structure, get_sched_window): New.
3994 (generate_reg_moves): Return undo_replace_buff_elem and other
3995 fixes.
3996 (generate_prolog_epilog): Remove old loop versioning.
3997 (sms_schedule): Use loop information and loop_version.
3998 (sms_schedule_by_order): Split part of it to get_sched_window.
3999 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
4000 cfg_layout_finalize and free_dominance_info before/after SMS.
4002 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4004 * cfghooks.c (lv_flush_pending_stmts,
4005 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
4006 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
4007 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
4008 lv_add_condition_to_bb,
4009 lv_adjust_loop_header_phi, extract_cond_bb_edges,
4010 flush_pending_stmts): New in cfg_hooks structure.
4011 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
4012 extract_cond_bb_edges, lv_adjust_loop_header_phi,
4013 lv_add_condition_to_bb): New declarations.
4014 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
4015 bool.
4016 (loop_version): Declare.
4017 * cfgloopmanip.c (cfghooks.h): Include.
4018 (duplicate_loop_to_header_edge): Change return type to bool.
4019 (loop_version, lv_adjust_loop_entry_edge): Move here.
4020 * cfgrtl.c (cfgloop.h): Include.
4021 (rtl_verify_flow_info_1): Fix.
4022 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
4023 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
4024 initialization.
4025 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
4026 tree_lv_add_condition_to_bb): New.
4027 (tree_cfg_hooks): Add new hooks to initialization.
4028 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
4029 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
4031 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4033 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
4034 xstormy16_below100_or_register,
4035 xstormy16_splittable_below100_or_register, and
4036 nonimmediate_nonstack_operand.
4038 * config/stormy16/stormy16-protos.h: Remove the prototypes for
4039 xstormy16_ineqsi_operator, equality_operator,
4040 inequality_operator, shift_operator,
4041 xstormy16_below100_operand, xstormy16_below100_or_register,
4042 xstormy16_splittable_below100_or_register,
4043 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
4044 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
4045 equality_operator, inequality_operator,
4046 xstormy16_below100_operand, xstormy16_below100_or_register,
4047 xstormy16_splittable_below100_or_register,
4048 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
4049 nonimmediate_nonstack_operand, shift_operator): Move to
4050 predicates.md.
4051 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
4052 * config/stormy16/stormy16.md: Include predicates.md.
4053 * config/stormy16/predicates.md: New.
4055 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4057 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
4058 small_int, large_int, reg_or_0_operand, simple_memory_operand,
4059 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
4060 move_operand, power_of_2_operand): Move to predicates.md.
4061 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
4062 PREDICATE_CODE): Remove.
4063 * config/iq2000/iq2000.md: Include predicates.md.
4064 * config/iq2000/predicates.md: New.
4066 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
4068 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
4069 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
4070 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
4071 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
4072 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
4073 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
4074 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
4075 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4076 (TARGET_M68HC11): Delete.
4077 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
4078 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
4079 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
4080 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4081 (nb_soft_regs): Delete.
4082 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
4083 (m68hc11_override_options): Remove the code that caters for MASK_M6811
4084 and MASK_M6812 being set simultaneously. Change the code that sets
4085 the default m68hc11_soft_reg_count to use integers instead of strings.
4086 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
4087 m68hc11_soft_reg_count (which now has an int type) as the number
4088 of soft registers.
4089 * config/m68hc11/m68hc11.opt: New file.
4091 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4093 * config/fr30/fr30.h (PREDICATE_CODES): Remove
4094 fp_displacement_operand, sp_displacement_operand.
4096 * config/m68hc11/m68hc11-protos.h: Add a prototype for
4097 m68hcc_auto_inc_p.
4098 Remove the prototypes for tst_operand, cmp_operand,
4099 stack_register_operand, d_register_operand,
4100 hard_addr_reg_operand, splitable_operand,
4101 m68hc11_logical_operator, m68hc11_arith_operator,
4102 m68hc11_non_shift_operator, m68hc11_shift_operator,
4103 m68hc11_unary_operator, m68hc11_eq_compare_operator,
4104 non_push_operand, hard_reg_operand, and
4105 reg_or_some_mem_operand.
4106 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
4107 extern.
4108 (tst_operand, cmp_operand, non_push_operand,
4109 splitable_operand, reg_or_some_mem_operand,
4110 stack_register_operand, d_register_operand,
4111 hard_addr_reg_operand, hard_reg_operand,
4112 m68hc11_eq_compare_operator, m68hc11_logical_operator,
4113 m68hc11_arith_operator, m68hc11_non_shift_operator,
4114 m68hc11_shift_operator, m68hc11_unary_operator): Move to
4115 predicates.md.
4116 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
4117 * config/m68hc11/m68hc11.md: Include predicates.md.
4118 * config/m68hc11/predicates.md: New.
4120 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4122 PR debug/19345
4123 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
4124 change checked in along with 2005-03-03's patch for debug/20253.
4125 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
4126 (remap_decl): Insert type decl in map earlier.
4128 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4130 PR tree-optimization/20640
4131 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
4132 post-dominator if it has phi nodes.
4133 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
4134 before dead statements.
4136 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4138 PR middle-end/20491
4139 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
4141 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4143 PR rtl-optimization/20290
4144 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
4145 in every iteration if the entry point is the exit test.
4147 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
4149 * config/cris/cris.md (attribute "length"): Define.
4151 2005-04-02 Geoffrey Keating <geoffk@apple.com>
4153 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
4154 (word_offset_memref_operand): New.
4155 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
4156 (indexed_or_indirect_operand): Delete.
4157 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
4158 (indexed_or_indirect_operand): Delete.
4160 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
4162 PR 20650
4163 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
4164 a register.
4166 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
4167 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
4169 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4171 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
4173 2005-04-01 Ian Lance Taylor <ian@airs.com>
4175 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
4176 (rus, prus): Remove static variables.
4177 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
4178 (process_command): Permit report_times and use_pipes together.
4180 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4182 * c-decl.c (validate_proto_after_old_defn): Look at
4183 TYPE_MAIN_VARIANT of argument types.
4185 2005-04-01 Paul Brook <paul@codesourcery.com>
4187 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
4188 (arm_output_function_epilogue): Allow call_via_SP.
4189 (thumb_call_via_reg, arm_file_end): Ditto.
4190 * config/arm/arm.h (struct machine_function): Include space for SP.
4191 (thumb_call_via_label): Update declaration.
4193 2005-04-01 Ian Lance Taylor <ian@airs.com>
4195 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
4196 doing a peephole optimization, once again put any notes in the
4197 proper position.
4199 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4201 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
4203 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4205 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
4206 (block_alloc, find_free_reg): Likewise.
4207 * loop-doloop.c (doloop_modify): Likewise.
4208 * loop-invariant.c (record_use): Likewise.
4209 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
4210 get_iv_value, canon_condition, eliminate_implied_condition,
4211 eliminate_implied_condition, simplify_using_initial_values,
4212 shorten_into_mode, canonicalize_iv_subregs,
4213 iv_number_of_iterations): Likewise.
4214 * loop-unroll.c (expand_var_during_unrolling): Likewise.
4215 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
4216 unswitch_loop): Likewise.
4217 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
4218 move_movables, replace_call_address, find_and_verify_loops,
4219 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
4220 record_giv, final_giv_value, general_induction_var,
4221 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
4222 loop_giv_dump): Likewise.
4224 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
4225 GCOV_CHECK_WRITING): Remove.
4226 (gcov_position, gcov_rewrite): Use gcc_assert.
4227 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
4228 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
4229 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
4230 gcc_assert.
4232 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4234 * tree-inline.c: Fix a typo.
4236 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4238 * configure.ac (enable-checking): Explicitly set all variables for
4239 collective switch values. Alphabetize variables. Rename
4240 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
4241 synonym for 'no'.
4242 * doc/install.texi (enable-checking): Update documentation.
4243 * configure: Rebuilt.
4245 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4247 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
4248 possible.
4250 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4252 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
4253 Also reject cases where this pattern will cause load delay stalls
4254 unless optimizing for size and it will produce a shorter sequence.
4255 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
4256 variants to avoid pre-adjusting the base when possible.
4258 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4260 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
4261 the frame and argument pointers.
4262 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
4263 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
4264 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
4265 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
4266 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
4267 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
4269 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
4271 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
4272 with entry for selectany attribute.
4273 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
4274 Declare.
4275 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
4276 (i386_pe_asm_named_section): Handle sections generated by
4277 selectany attribute.
4278 * doc/extend.texi (selectany): Document attribute.
4280 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
4281 Jan Hubicka <jh@suse.cz>
4283 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
4284 to fix addresses involving EBP and ESP.
4285 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
4286 for SUBREGed registers.
4287 (legitimate_address_p): Accept SUBREGed registers.
4289 2005-04-01 Jakub Jelinek <jakub@redhat.com>
4291 PR c++/19406
4292 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
4293 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
4294 for FIELD_DECLs.
4296 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4298 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
4300 2005-04-01 James E Wilson <wilson@specifixinc.com>
4302 PR c++/20505
4303 * dwarf2out.c (rtl_for_decl_init): New function.
4304 (rtl_for_decl_location): Extracted from here.
4305 (tree_add_const_value_attribute): Call rtl_for_decl_init and
4306 add_const_value_attribute. Delete initializer_constant_valid_p call.
4308 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4310 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
4311 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
4312 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
4313 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
4314 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
4315 config/i386/i386.md, config/rs6000/predicates.md,
4316 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
4317 config/s390/s390.c, config/stormy16/stormy16.c,
4318 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
4319 typos.
4321 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4323 PR c/17855
4324 * gimplify.c (gimplify_expr): Create a temporary for lvalue
4325 COND_EXPR and CALL_EXPR.
4327 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
4329 PR target/20632
4330 * genautomata.c (first_cycle_unit_presence): Check all alternative
4331 states for unit presence.
4333 * doc/md.texi: Remove remark about impossibility to query unit
4334 presence in non nondeterministic automaton state.
4336 * config/ia64/ia64.c (get_template): Change order of unit querying.
4338 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4340 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
4341 obsolete comment.
4343 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
4345 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
4346 flag for edges outside any loops.
4348 2005-03-31 Janis Johnson <janis187@us.ibm.com>
4350 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4352 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4354 * tree-ssa-alias.c: Follow spelling conventions.
4355 * doc/tree-ssa.texi: Fix a typo.
4357 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
4359 * postreload-gcse.c: Include target.h.
4360 (gcse_after_reload_main): Return early if we cannot modify jumps.
4361 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
4363 2005-03-31 David Edelsohn <edelsohn@gnu.org>
4365 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
4366 expensive operations.
4368 2005-03-31 Ian Lance Taylor <ian@airs.com>
4370 * collect2.c (lderrout): New variable.
4371 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
4372 if it is set, to stderr.
4373 (handler): Unlink lderrout if it is set.
4374 (dump_file): Add "to" parameter. Change all callers.
4375 (main): Initialize lderrout.
4376 (collect_execute): Add errname parameter. Change all callers.
4377 Rename redir parameter to outname. Never pass
4378 PEX_STDERR_TO_STDOUT to pex_run.
4379 * collect2.h (collect_execute, dump_file): Update declarations.
4380 * tlink.c (tlink_execute): Add errname parameter. Change all
4381 callers.
4382 (do_tlink): Check lderrout as well as ldout.
4384 2005-03-31 Caroline Tice <ctice@apple.com>
4386 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
4387 (bb-reorder.o): Add errors.h to list of requirements.
4388 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
4389 profiledbootstrap flags.
4390 * bb-reorder.c (errors.h): Add new include.
4391 (struct bbro_basic_block_data_def): Add new field, in_trace.
4392 (add_unlikely_executed_notes): Remove function.
4393 (mark_bb_for_unlikely_executed_section): Remove function.
4394 (insert_section_boundary_note): New function.
4395 (verify_hot_cold_block_grouping): New function.
4396 (push_to_next_round_p): Remove variables and tests that push all
4397 cold blocks to last round.
4398 (find_traces): Remove code that added extra round of trace finding
4399 when doing partitioning.
4400 (find_traces_1_round) : Remove variable last_round; add code to
4401 update new struct field, in_trace; correct trace_length where it was
4402 incorrect before (after call to copy_bb); change code that pushed all
4403 cold blocks to last round. Instead verify that all blocks going into
4404 a trace belong in the same partition.
4405 (connect_traces): Modify to connect the traces in two passes, if the
4406 function contains both hot and cold blocks. The first pass connects
4407 all the traces for blocks in the partition that the first block in
4408 the function belongs to; the second pass connnects all the traces
4409 containing blocks that belong in the other partition.
4410 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4411 code that automatically put the first block in a function into the
4412 hot partition if the function had any hot blocks.
4413 (fix_crossing_unconditional_branches): Check number of succ edges
4414 before attempting to get one.
4415 (fix_edges_for_rarely_executed_code): Update comment describing
4416 function.
4417 (reorder_basic_blocks): Add code to initialize new field (in_trace);
4418 remove call to add_unlikely_executed_notes; add call to
4419 verify_hot_cold_block_grouping.
4420 (duplicate_computed_gotos): Don't change computed goto if it's a
4421 crossing edge.
4422 (partition_hot_cold_basic_blocks): Update function comment.
4423 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
4424 condition.
4425 (try_forward_edges): Likewise.
4426 (merge_blocks_move_predecessor_nojumps): Likewise.
4427 (merge_blocks_move_successor_nojumps): Likewise.
4428 (merge_blocks_move): Likewise.
4429 (try_crossjump_bb): Likewise.
4430 * cfglayout.c (update_unlikely_executed_notes): Remove function.
4431 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
4432 notes to cold bb's; remove call to update_unlikely_executed_notes.
4433 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4434 NOTE_INSN_SWITCH_TEXT_SECTIONS.
4435 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
4436 function declaration.
4437 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
4438 from consideration.
4439 (rtl_can_merge_blocks): Remove redundancy from condition.
4440 (try_redirect_by_replacing_jump): Likewise.
4441 (force_nonfallthru_and_redirect): Remove code for adding
4442 UNLIKELY_EXECUTED_CODE notes to cold bb's.
4443 (commit_one_edge_insertion): Likewise.
4444 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
4445 * dbxout.c (FORCE_TEXT): Replace function_section with
4446 current_function_section.
4447 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
4448 function, switch_text_section.
4449 (struct xcoff_debug): Likewise.
4450 (dbxout_function_end): Add code to put out label diffs for both
4451 hot and cold sections.
4452 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
4453 for new debug_hooks funciton, switch_text_section..
4454 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
4455 switch_text_section.
4456 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
4457 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
4458 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
4459 dw_fde_switched_sections.
4460 (output_call_frame_info): Add test to see if function switches text
4461 sections in the middle; if so, use appropriate extra hot and cold
4462 section labels to compute size deltas for the hot and cold sections.
4463 (dwarf2out_begin_prologue): Add code to initialize new fields in
4464 dw_fde_struct.
4465 (dwarf2out_switch_text_section): New function (invoked through
4466 debug_hook); updates new fields in dw_fde_struct appropriately and
4467 increments separate_line_info_table_in_use.
4468 (dwarf2_debug_hooks): Initialize switch_text_section function to be
4469 dwarf2out_switch_text_section.
4470 (struct var_loc_node): Add new field, section_label.
4471 (output_aranges): Add code to check whether in hot or cold section and
4472 use the appropriate label in calculating deltas.
4473 (output_ranges): Likewise.
4474 (output_line_info): Add code to check which section we're in and
4475 use appropriate hot/cold label.
4476 (add_location_or_constant_value_attribute): Likewise.
4477 (gen_subprogam_die): Modify arange attributes to use correct labels.
4478 (dwarf2out_begin_block): Change call to function_section into call to
4479 current_function_section.
4480 (dwarf2out_end_block): Likewise.
4481 (dwarf2out_source_line): Likewise.
4482 (dwarf2out_var_location): Add code to check whether in hot or cold
4483 section and use the appropriate label.
4484 * except.c (output_function_exception_table): Change call to
4485 function_section into call to current_function_section.
4486 * final.c (profile_function): Likewise.
4487 (scan_ahead_for_unlikely_executed_note): Remove function.
4488 (final_scan_insn): Remove calls to
4489 scan_ahead_for_unlikely_executed_note, and related code for switching
4490 to cold section, except for the single time
4491 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
4492 debug_hooks->switch_text_sections; replace appropriate calls to
4493 function_section with calls to current_function_section.
4494 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
4495 test_bb to condition.
4496 (find_if_case_2): Likewise.
4497 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4498 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
4499 * opts.c (decode_options): Change warning about hot/cold partitioning
4500 with exceptionss to inform (so as not to cause bootstrap failures);
4501 remove warning about partitioning with DWARF debug info.
4502 * output.h (current_function_section): Add new function decl.
4503 (insert_section_boundary_note): Likewise.
4504 (enum in_section): Move this declaration here from varasm.c.
4505 (unlikely_section_label): Likewise.
4506 (unlikely_text_section_name): Likewise.
4507 (last_text_section_name): New global variable.
4508 (last_text_section): Likewise.
4509 (hot_section_label): Likewise.
4510 (hot_section_end_label): Likewise.
4511 (cold_section_end_label): Likewise.
4512 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
4513 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
4514 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
4515 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
4516 insn from consideration.
4517 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
4518 switch_text_section.
4519 * varasm.c (basic-block.h): Add new include.
4520 (unlikely_section_label_printed): Remove global variable.
4521 (unlikely_section_label): Make global variable not be static any more.
4522 (unlikely_text_section_name): Likewise.
4523 (hot_section_end_label): New global variable (not static)
4524 (first_function_block_is_cold): Likewise.
4525 (hot_section_label): Likewise.
4526 (cold_section_end_label): Likewise..
4527 (last_text_section): New global variable, not static.
4528 (last_text_section_name): New global variable, not static.
4529 (initialize_cold_section_name): New function.
4530 (enum in_section): Move declaration to output.h.
4531 (text_section): Update last_text_section.
4532 (unlikely_text_section): Replace code to determine cold section name
4533 with call to initialize_cold_section_name; Add code to update
4534 last_text_section; remove code for printing out label.
4535 (named_section_real): Add code to update last_text_section and
4536 last_text_section_name as appropriate.
4537 (function_section): Change test for 'unlikely' to depend on
4538 first_function_block_is_cold (moved old test to
4539 current_function_section).
4540 (current_function_section): New function.
4541 (assemble_start_function): Move code that frees
4542 unlikely_text_section_name; initialize hot_section_end_label;
4543 print hot and cold section labels at the start of the function;
4544 set first_function_block_is_cold, if appropriate; initialize l
4545 ast_text_section; add call to insert_section_boundary_note.
4546 (assemble_end_function): Add code to write out hot and cold section
4547 end labels.
4548 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
4549 switch_text_section.
4550 * config/darwin.c (machopic_select_section): Replace incorrect
4551 function in base_funs; update reloc for cold sections if necessary.
4552 * config/darwin.h (SECTION_FUNCTION): Add code to update
4553 last_text_section if appropriate.
4554 (text_unlikely_section): Remove.
4555 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
4556 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
4557 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
4558 partitioning for this architecture.
4560 2005-03-31 Olivier Hainque <hainque@adacore.com>
4562 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4563 defined and non-zero.
4565 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4567 PR c++/18644
4568 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4569 semantics.
4571 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4573 PR target/20611
4574 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4575 label operand. Remove (use (unspec..)). Don't emit a label on
4576 the offset word.
4577 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
4578 generate inline label for load_toc_v4_PIC_1b.
4579 (rs6000_emit_load_toc_table): Likewise.
4581 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4583 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4584 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4586 2005-03-29 Devang Patel <dpatel@apple.com>
4588 * tree-sra.c (decide_block_copy): Disable scalarization of
4589 sub-elements.
4591 2005-03-30 Stuart Hastings <stuart@apple.com>
4592 Dale Johannesen <dalej@apple.com>
4594 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4595 * print-tree.c (print_node): Add case STATEMENT_LIST.
4597 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4599 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
4600 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
4601 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
4602 is given with "powerpc64*" or "all", or when --with-cpu chooses
4603 a 64-bit cpu.
4605 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4607 PR debug/20268
4608 * dwarf2out.c (add_high_low_attributes): New function, extracted from
4609 gen_lexical_block_die.
4610 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
4612 2005-03-31 Jan Hubicka <jh@suse.cz>
4614 2004-11-02 Jan Hubicka <jh@suse.cz>
4616 * cgraph.c (cgraph_varpool_node_name): New function.
4617 (dump_cgraph_varpool_node): New function.
4618 (dump_varpool): New function.
4619 * cgraphunit.c (cgraph_optimize): Dump varpool.
4621 2004-10-16 Jan Hubicka <jh@suse.cz>
4623 * cgraph.c (decide_is_variable_needed): New function.
4624 (cgraph_varpool_finalize_decl): Use it.
4625 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
4626 unit-at-a-time.
4627 * final.c (output_addr_const): Do not call mark_referenced.
4628 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
4629 always go via cgraph.
4630 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
4631 (check_global_declarations): Ifdef out code clearing DECL_RTL.
4632 * tree-optimize.c (execute_inline): Mark functions called.
4633 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
4635 2004-10-11 Jan Hubicka <jh@suse.cz>
4637 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
4638 (cgraph_varpool_last_needed_node): New static variable.
4639 (enqueue_needed_varpool_node): Break out from ...; add items to the
4640 end of queue; update first pointers.
4641 (cgraph_varpool_mark_needed_node): ... here.
4642 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
4643 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
4644 * cgraph.h (cgraph_varpool_node): Add analyzed field.
4645 (cgraph_varpool_first_unanalyzed_node): Declare.
4646 * cgraphunit.c: Include output.h.
4647 (cgraph_varpool_analyze_pending_decls): New function.
4648 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
4649 for errors, analyze pending decls.
4650 (cgraph_finalize_compilation_unit): Only analyze decls.
4651 (cgraph_optimize): Assemble the decls after expanding.
4653 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
4655 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
4656 subvars get marked properly in tags for grouping.
4657 (add_pointed_to_var): Mark only actual pointed to
4658 variables/subvars in addresses needed.
4659 (create_overlap_variables_for): Clear call clobbered on original
4660 variable.
4661 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
4662 addresable vars with subvars into list.
4663 * tree-ssa.c (verify_ssa_name): Verify original is not used where
4664 subvar should be.
4666 2005-03-30 Richard Henderson <rth@redhat.com>
4668 * cgraph.h (struct cgraph_node): Add alias.
4669 * varasm.c (assemble_alias): Set it.
4670 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
4671 avoid calling cgraph_expand_function.
4673 2005-03-30 Tom Tromey <tromey@redhat.com>
4675 * tree.def (FILE_TYPE): Removed.
4676 * typeclass.h (enum type_class): Removed file_type_class.
4677 * dwarf2out.c (is_base_type): Updated.
4678 (gen_type_die): Likewise.
4679 * dbxout.c (dbxout_type): Updated.
4680 * builtins.c (type_to_class): Updated.
4681 * tree.c (type_contains_placeholder_1): Updated.
4682 * config/sparc/sparc.c (sparc_type_code): Updated.
4683 * config/ia64/ia64.c (hfa_element_mode): Updated.
4684 * expr.c (count_type_elements): Updated.
4685 * stor-layout.c (layout_type): Updated.
4686 * tree-inline.c (remap_type): Updated.
4687 * tree-pretty-print.c (dump_generic_node): Updated.
4689 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
4691 * builtins.c (expand_builtin_powi): Fix mode of
4692 2nd argument to match int.
4693 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
4694 2nd argument type to int.
4695 * libgcc2.c: Change prototype of __powi* functions to use
4696 int.
4698 2005-03-30 Dale Johannesen <dalej@apple.com>
4700 PR middle-end/19225
4701 * calls.c (expand_call): Flush pending deferrals before
4702 throwing call.
4704 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4706 PR c/772
4707 PR c/17913
4708 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
4709 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
4710 c_label_context, label_context_stack): New.
4711 * c-decl.c (define_label): Check for jumps into statement
4712 expressions. Add label to list of defined labels.
4713 (start_function): Push context on label_context_stack.
4714 (finish_function): Pop context from label_context_stack.
4715 * c-typeck.c (label_context_stack): New.
4716 (c_finish_goto_label): Check for jumps into statement
4717 expressions. Add label to list of jumped to labels.
4718 (struct c_switch): Add blocked_stmt_expr.
4719 (c_start_case): Initialize it.
4720 (do_case): Check it.
4721 (c_finish_case): Verify !blocked_stmt_expr.
4722 (c_begin_stmt_expr): Push context on label_context_stack.
4723 Increment blocked_stmt_expr. Mark labels jumped to from outside
4724 as undefinable.
4725 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
4726 defined in the statement expression and no longer jumpable to.
4727 Mark labels jumped to from just outside the statement expression
4728 as again definable. Pop context from label_context_stack.
4729 * doc/extend.texi (Statement Exprs): Update.
4731 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4733 PR c/20368
4734 * c-decl.c (start_function): Check for old_decl being
4735 error_mark_node.
4737 2005-03-30 Ian Lance Taylor <ian@airs.com>
4739 * final.c (final): Remove prescan parameter. Change all callers.
4740 (final_scan_insn): Remove prescan parameter. Change all callers.
4742 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
4744 * tree-vectorizer.c: Fix comment typos.
4746 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
4748 * tree-scalar-evolution.c (instantiate_parameters_1): Return
4749 as soon as a chrec_dont_know is detected.
4751 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
4753 Merge from csl-arm-branch.
4754 2004-02-12 Mark Mitchell <mark@codesourcery.com>
4756 * tlink.c (recompile_files): Do not assume that "rename" can
4757 overwrite an existing file.
4759 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
4761 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
4762 * gcc/configure: Regenerate.
4764 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4766 * doc/install.texi: Update binutils requirement for powerpc*-linux.
4768 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
4770 * calls.c (struct arg_data): Update "partial" comment.
4771 (load_register_parameters): Update "nregs" comment.
4773 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4775 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
4776 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
4777 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
4778 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
4779 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
4780 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
4781 than target_flags & 0.
4782 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
4783 (iq2000_arch, iq2000_parse_cpu): Delete.
4784 (TARGET_HANDLE_OPTION): Override default.
4785 (iq2000_handle_option): New function.
4786 (override_options): Remove -march= and -mcpu= handling.
4787 * config/iq2000/iq2000.opt: New file.
4789 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4791 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
4792 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
4793 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
4794 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
4795 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
4796 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
4797 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
4798 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
4799 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
4800 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
4801 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
4802 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
4803 (c4x_rpts_cycles_string, c4x_cpu_version_string)
4804 (TARGET_OPTIONS): Delete.
4805 (c4x_rpts_cycles, c4x_cpu_version): Declare.
4806 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
4807 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
4808 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
4809 (c4x_cpu_version_string): Delete.
4810 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4811 (c4x_handle_option): New function. Map -m3x and -m4x options to the
4812 equivalent -mcpu= option.
4813 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
4814 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
4815 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
4816 or clearing the appropriate MASK_* bit.
4817 (c4x_file_start): Use c4x_cpu_version.
4818 * config/c4x/c4x.opt: New file.
4820 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4822 * doc/options.texi: Document the new MaskExists flag.
4823 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
4824 if the option has the MaskExists flag.
4826 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4828 * opt-functions.awk (flag_set_p, test_flag): New functions.
4829 (switch_flags): Use them.
4830 * opth-gen.awk: Use flag_set_p to check for flags.
4831 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
4833 2005-03-30 Ian Lance Taylor <ian@airs.com>
4835 * config.host (i[34567]86-*-mingw32*): Don't set
4836 host_can_use_collect2 to no.
4838 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4840 PR target/20203
4841 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
4842 Remove convert_memory_address call duplicating that in memory_address.
4844 2005-03-29 Richard Henderson <rth@redhat.com>
4846 PR c/20519
4847 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
4848 (build_compound_literal): Likewise. Propagate decl type into the
4849 initializer.
4850 (finish_decl): Likewise. Use new return value from complete_array_type
4851 for zero sized arrays.
4852 (complete_array_type): Move ...
4853 * c-common.c (complete_array_type): ... here. Change first argument
4854 to pointer-to-type-node. Consistently use sizetype for the index
4855 except for zero sized arrays. Detect zero sized arrays for pedantic
4856 mode diagnostics. Create a new type node instead of modifying the
4857 old node in place.
4858 * c-tree.h (complete_array_type): Move decl ...
4859 * c-common.h (complete_array_type): ... here.
4861 2005-03-29 Richard Henderson <rth@redhat.com>
4863 PR tree-opt/19108
4864 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
4866 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
4868 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
4869 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
4870 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
4871 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
4873 2005-03-29 Eric Christopher <echristo@redhat.com>
4875 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
4876 truthvalue conversion removal.
4878 2005-03-29 Ian Lance Taylor <ian@airs.com>
4880 PR bootstrap/14316
4881 * collect2.c: Never include <vfork.h>.
4882 (VFORK_STRING, vfork): Don't define.
4883 (pid): Remove global variable.
4884 (handler): Call raise instead of kill (getpid(), ...).
4885 (collect_wait): Add pex parameter. Change all callers. Use
4886 pex_get_status rather than pwait.
4887 (do_wait): Add pex parameter. Change all callers.
4888 (collect_execute): Return struct pex_obj * rather than void. Use
4889 pex routines rather than pexecute.
4890 (fork_execute): Get pex_obj from collect_execute, and pass it to
4891 do_wait.
4892 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
4893 Only declare quit_handler if SIGQUIT is defined.
4894 (scan_libraries): Likewise.
4895 * collect2.h (collect_execute): Update declaration.
4896 (collect_wait): Update declaration.
4897 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
4898 pass it to collect_wait.
4900 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
4902 PR c/20672
4903 * c-parser.c (c_parser_compound_statement_nostart): Give error
4904 message for EOF instead of just setting parser->error.
4906 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
4908 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
4909 (slpeel_update_phi_nodes_for_guard1): New function.
4910 (slpeel_update_phi_nodes_for_guard2): New function.
4911 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
4912 of slpeel_update_phi_nodes_for_guard.
4913 (vectorize_loops): Remove call to loop_closed_rewrite.
4914 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
4915 assertion.
4917 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
4919 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
4920 (TARGET_LITTLE_ENDIAN): New macro.
4921 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
4922 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
4923 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
4924 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
4925 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
4926 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
4927 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
4928 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
4929 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
4930 (TARGET_OPTIONS): Delete.
4931 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
4932 (CACHE_FLUSH_TRAP): Turn into an integer.
4933 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
4934 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
4935 -mflush-trap is in use.
4936 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
4937 (m32r_cache_flush_trap_string): Delete.
4938 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
4939 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
4940 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
4941 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4942 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
4943 -mmodel= and -msdata= handling from...
4944 (m32r_init): ...here.
4945 * config/m32r/m32r.opt: New file.
4947 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
4949 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
4950 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
4951 * tree-vect-analyze.c (vect_object_analysis): additional parm
4952 pass back a "struct ptr_info_def *" with the points-to info.
4953 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
4954 statement using info returned from vect_object_analysis.
4955 * tree-vect-transform.c (update_vuses_to_preheader): New function.
4956 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
4957 for virtual uses and defs when creating a replacement vector
4958 reference. Call duplicate_ssa_name_ptr_info to define points-to
4959 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
4960 (vectorizable_store): copy_virtual_operands and update
4961 definition statements.
4962 (vectorizable_load): copy_virtual_operands. Remove call to
4963 mark_call_clobbered_vars_to_rename for call to "const" builtin.
4964 * tree-vectorizer.c (vectorize_loops): Remove calls to
4965 rewrite_into_ssa and bitmap_clear (vars_to_rename).
4966 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
4967 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
4968 define macro STMT_VINFO_PTR_INFO for use in accessing.
4969 * tree.h add export of duplicate_ssa_name_ptr_info.
4970 * rs6000.c (altivec_init_builtins): Declare builtin function
4971 __builtin_altivec_mask_for_load to be "const".
4973 2005-03-29 Jakub Jelinek <jakub@redhat.com>
4975 PR middle-end/20622
4976 * cgraph.h (struct cgraph_varpool_node): Add alias field.
4977 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
4978 assemble_variable on aliases.
4979 * varasm.c (assemble_alias): Set node->alias.
4980 * toplev.c (wrapup_global_declarations): Don't call
4981 rest_of_decl_compilation on aliases again.
4983 2005-03-29 Paul Brook <paul@codesourcery.com>
4985 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
4986 * config/arm/arm.c (arm_dbx_register_number): New function.
4987 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
4989 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
4991 PR middle-end/20263
4992 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
4993 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
4995 2005-03-29 Dale Johannesen <dalej@apple.com>
4997 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
4998 $(TREE_H) and $(COVERAGE_H).
4999 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
5000 * opts.c (common_handle_option): Enable tree-based value transforms.
5001 * toplev.c (process_options): Ditto.
5002 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
5003 refers to references to this type.
5004 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
5005 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
5006 for may_be_more, may_be_less.
5007 (rtl_gen_pow2_profiler): Adjust.
5008 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
5009 (rtl_gen_one_value_profiler): Adjust.
5010 (rtl_gen_const_delta_profiler): Adjust.
5011 * tree-profile.c (tree_gen_interval_profiler): Implement.
5012 (tree_gen_pow2_profiler): Ditto.
5013 (tree_gen_one_value_profiler): Ditto.
5014 (tree_profiling): New.
5015 (pass_tree_profile): Reference it.
5016 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
5017 tree.h, gcov-io.h.
5018 (insn_divmod_values_to_profile): Rename to
5019 rtl_divmod_values_to_profile. Adjust.
5020 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
5021 (insn_prefetch_values_to_profile): Adjust.
5022 (rtl_value_profile_transformations): Adjust.
5023 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
5024 (gen_mod_pow2): Rename to rtl_mod_pow2.
5025 (gen_mod_subtract): Rename to rtl_mod_subtract.
5026 (divmod_fixed_value_transform): Rename to
5027 rtl_divmod_fixed_value_transform.
5028 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
5029 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
5030 (rtl_find_values_to_profile): Adjust.
5031 (tree_value_profile_transformations): Implement.
5032 (tree_divmod_values_to_profile): New.
5033 (tree_values_to_profile): New.
5034 (tree_divmod_fixed_value): New.
5035 (tree_mod_pow2): New.
5036 (tree_mod_subtract): New.
5037 (tree_divmod_fixed_value_transform): New.
5038 (tree_mod_pow2_value_transform): New.
5039 (tree_mod_subtract_transform): New.
5040 (tree_find_values_to_profile): Implement.
5041 * profile.c (instrument_values): Free histograms.
5042 (compute_value_histograms): Adjust. Implement tree version.
5044 2005-03-29 Uros Bizjak <uros@kss-loka.si>
5046 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
5047 * config/i386/i386.c (output_fix_trunc): Add new round_mode
5048 variable. Output "fldcw" depending on round_mode.
5049 * config/i386/i386.md (UNSPEC_FIST): New.
5050 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
5051 New isns patterns to implement lrint and llrint built-ins as x87
5052 intrinsic function.
5053 (fistdi2, fist<mode>2 splitters): New splitters.
5054 (lrint<mode>2): New expanders.
5056 2005-03-28 Ian Lance Taylor <ian@airs.com>
5058 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
5059 0 when calling final_scan_insn.
5061 2005-03-28 Jan Hubicka <jh@suse.cz>
5063 PR middle-end/20635
5064 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
5065 as needed.
5067 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
5068 types where possible.
5070 2005-03-26 Per Bothner <per@bothner.com>
5072 Make -f[no-]show-column also control non-cpp diagnostics.
5073 * c.opt (fshow-column): Move option from here ...
5074 * common.opt (fshow-column): ... to here.
5075 * diagnostic.c (diagnostic_build_prefix): Only print column number
5076 if flag_show_column.
5078 2005-03-27 Steven Bosscher <stevenb@suse.de>
5080 * vax-protos.h (vax_output_int_move, vax_output_int_add,
5081 vax_output_conditional_branch): New prototypes.
5082 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
5083 extracted from vax.md mov and add patterns.
5084 (vax_output_conditional_branch): New function to output conditional
5085 branch instructions.
5086 * vax.md: Use mode macros for arithmetic and mov patterns.
5087 Use code macros for the jump patterns.
5089 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5091 * Makefile.in (libbackend.o): Depend on version files;
5092 add custom generation command.
5094 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5096 PR target/20636
5097 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
5098 sure that we have a REG before getting its REGNO.
5100 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5102 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
5103 * builtins.def (BUILT_IN_STRNDUP): New.
5105 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
5107 PR tree-optimization/20470
5108 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
5109 ABS(x-y).
5111 2005-03-25 Mike Stump <mrs@apple.com>
5113 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
5114 sized objects.
5116 2005-03-25 Geoffrey Keating <geoffk@apple.com>
5118 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
5119 Use our own structure definitions.
5121 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
5122 (fix_truncdfsi2): Allow registers or memory as destination.
5123 When TARGET_PPC_GFXOPT, generate simplified pattern.
5124 (fix_truncdfsi2_internal): Use define_insn_and_split.
5125 (fix_truncdfsi2_internal_gfxopt): New.
5126 (fctiwz): Don't confuse register allocation by giving it no choices.
5127 (stfiwx): New.
5128 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
5129 (EXTRA_MEMORY_CONSTRAINT): Likewise.
5130 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
5131 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
5133 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5135 * dominance.c (free_dominance_info): Speed up by freeing et
5136 data structures without maintaining other nodes.
5137 * et-forest.c (et_free_tree_force): New.
5138 * et-forest.h: Add a prototype for et_free_tree_force.
5140 * tree.c (get_set_constructor_bits,
5141 get_set_constructor_bytes): Remove.
5142 * tree.h: Remove the corresponding prototypes.
5144 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5146 PR target/15491
5147 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
5148 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
5149 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
5150 PRE_DEC, NEG and NOT.
5152 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5154 * fold-const.c: Convert uses of fold (build (...)) to
5155 fold_buildN.
5157 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
5159 PR rtl-optimization/20249
5160 * cse.c (insert_regs): Do not record equivalence of registers in
5161 different modes.
5163 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
5165 * emit-rtl.c (reverse_comparison): Remove.
5166 * rtl.h: Remove the corresponding prototype.
5168 2005-03-24 James E Wilson <wilson@specifixinc.com>
5170 * doc/install.texi (--enable-altivec): Delete docs.
5172 2005-03-24 David Edelsohn <edelsohn@gnu.org>
5174 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
5175 SFmode and DFmode before reload when
5176 flag_unsafe_math_optimizations not enabled.
5178 2005-03-24 Geoffrey Keating <geoffk@apple.com>
5180 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
5182 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
5183 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
5185 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
5187 * configure.ac (enable-checking): Add 'runtime' option.
5188 * doc/install.texi (enable-checking): Document 'runtime' checking.
5189 * tsystem.h (gcc_assert, gcc_unreachable): Define.
5190 * config.in: Regenerated.
5191 * configure: Regenerated.
5193 2005-03-23 Uros Bizjak <uros@kss-loka.si>
5195 * optabs.h (enum optab_index): Remove OTI_llrint.
5196 (llrint_optab): Remove macro.
5197 * optabs.c (init_optabs): Remove llrint_optab initialization.
5198 * genopinit.c (optabs): Remove llrint_optab implementation.
5199 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
5200 using lrint_optab.
5202 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
5204 PR rtl-optimization/20532
5205 * simplify-rtx.c (simplify_binary_operation_1): Protect from
5206 overflow when adding coefficients for PLUS or MINUS.
5207 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
5208 two as multiplier.
5210 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5212 * langhooks.h (truthvalue_conversion): Remove.
5213 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5214 LANG_HOOKS_TRUTHVALUE_CONVERSION.
5215 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
5216 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
5217 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
5219 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
5221 * params.def: Fix a typo.
5222 * config/mips/mips.c: Follow the spelling convensions.
5223 * doc/invoke.texi: Fix typos.
5225 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
5227 Fix PR tree-optimization/20601
5229 * tree-ssa-pre.c (insert_aux): Add missing condition to
5230 constification.
5232 2005-03-23 Ian Lance Taylor <ian@airs.com>
5234 * final.c (final_scan_insn): Don't remove no-op instructions.
5235 * reload1.c (reload): Remove simple no-op instructions even when
5236 not optimizing.
5238 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
5240 PR tree-optimization/20501
5241 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
5242 reporting that peeling for alignment is applied moved to...
5243 * (vect_analyze_data_refs_alignment): Here.
5245 2005-03-23 Ian Lance Taylor <ian@airs.com>
5247 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
5249 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5251 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
5252 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
5254 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
5256 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
5257 imply that this is called once, independent of asms in code.
5258 Adjust to now being pased output and input lists. Mention helper
5259 function decl_overlaps_hard_reg_set_p.
5260 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
5261 hook_tree_tree_identity and to take three trees, returning third.
5262 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
5263 prototype.
5264 * stmt.c: include hard-reg-set.h before tree.h.
5265 (decl_overlaps_hard_reg_set_p): New function, broken out from...
5266 (decl_conflicts_with_clobbers_p): Call
5267 decl_overlaps_hard_reg_set_p.
5268 (expand_asm_operands): Pass output and input lists in call to
5269 targetm.md_asm_clobbers.
5270 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
5271 hook_tree_tree_tree_tree_3rd_identity.
5272 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
5273 parameters.
5274 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
5275 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
5276 parameters, first two unused.
5277 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
5278 parameters. Only add MOF to clobbers if there's no 'h' mentioned
5279 in constraint letters and MOF is not mentioned as a asm-declared
5280 register in neither of the input and output lists.
5282 2005-03-23 DJ Delorie <dj@redhat.com>
5284 * optabs.c (expand_binop): Make sure the first subword's result
5285 gets stored.
5287 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5289 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
5290 Call c_common_truthvalue_conversion rather than
5291 lang_hooks.truthvalue_conversion.
5292 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
5293 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
5294 c-typeck.c.
5295 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
5296 c_common_truthvalue_conversion.
5297 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
5298 c_parser_conditional_expression, c_parser_binary_expression): Call
5299 c_objc_common_truthvalue_conversion.
5300 * c-typeck.c (build_unary_op): Call
5301 c_objc_common_truthvalue_conversion.
5302 (build_conditional_expr): Do not call
5303 lang_hooks.truthvalue_conversion.
5304 (build_binary_op): Call c_common_truthvalue_conversion.
5305 (c_objc_common_truthvalue_conversion): Moved from
5306 c-objc-common.c. Call default_function_array_conversion instead
5307 of default_conversion.
5309 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5311 * c-common.h (default_conversion): Remove.
5312 (perform_integral_promotions): Add.
5313 * c-tree.h (default_conversion): Add.
5314 * c-typeck.c (perform_integral_promotions): New, split out from
5315 default_conversion.
5316 * c-common.c (check_case_value): Use perform_integral_promotions,
5317 not default_conversion.
5318 (c_add_case_label): Don't continue processing case label after
5319 found to be pointer.
5321 2005-03-23 Mark Mitchell <mark@codesourcery.com>
5323 * gcc.c (do_spec_1): Do not add a -L path for a directory in
5324 the prefix list if we have already added a multilib directory
5325 based on that path.
5326 (main): Do not add MD_EXEC_PREFIX to the list of directories to
5327 search with -L.
5329 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5331 * reload1.c (indirect_symref_ok, reload_obstack): Make them
5332 static.
5333 * reload.h: Remove the prototype for indirect_symref_ok.
5335 * reload1.c (indirect_symref_ok): Make it global.
5336 * reload.h: Add a prototype for indirect_symref_ok.
5338 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5340 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
5341 ashlhi3 expander.
5343 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5345 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
5347 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
5349 * c-opts.c (c_common_parse_file): Only start/end main source file
5350 if debug hooks says the writer wants it.
5351 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
5352 member.
5353 (xcoff_debug_hooks): Ditto.
5354 * debug.c (do_nothing_hooks): Ditto.
5355 * debug.h (gcc_debug_hooks): Ditto.
5356 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
5357 * sdbout.c (sdb_debug_hooks): Ditto.
5358 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
5360 2005-03-22 Mark Mitchell <mark@codesourcery.com>
5362 * doc/extend.texi: Deprecate C++ min/max operators.
5364 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
5366 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
5367 artificial original candidates.
5369 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
5370 Jan Hubicka <jh@suse.cz>
5371 Steven Bosscher <stevenb@suse.de>
5373 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
5374 call cost based on argument sizes.
5375 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
5376 inlining.
5377 * params.def: (max-inline-inssn-single): Set to 450.
5378 (max-inline-insns-auto): Set to 90.
5379 (max-inline-insns-recursive): Set to 450
5380 (max-inline-insns-recursive-auto): Set to 450.
5381 (large-function-insns): Set to 2700.
5382 (inline-call-cost): New parameter.
5383 * tree-inline.c (estimate_move_cost): New function.
5384 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
5385 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
5386 based on arguments.
5387 * tree-inline.h (estimate_move_cost): Declare.
5388 * invoke.texi: (max-inline-inssn-single): Change default to 450.
5389 (max-inline-insns-auto): Change default to 90.
5390 (max-inline-insns-recursive): Change default to 450
5391 (max-inline-insns-recursive-auto): Change default to 450.
5392 (large-function-insns): Change default to 2700.
5393 (inline-call-cost): Document new parameter.
5395 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5397 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
5398 (TARGET_DEFAULT): Delete.
5399 * config/i860/i860.opt: New file.
5401 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5403 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
5404 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5405 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5406 (frv_sched_lookahead): Delete.
5407 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
5408 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
5409 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
5410 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
5411 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
5412 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
5413 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
5414 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
5415 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
5416 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
5417 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
5418 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
5419 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
5420 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
5421 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
5422 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
5423 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
5424 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
5425 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
5426 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
5427 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
5428 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
5429 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
5430 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5431 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5432 (frv_sched_lookahead): Delete.
5433 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
5434 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5435 (frv_handle_option): New function. Move -mcpu= handling from...
5436 (frv_override_options): ...here. Remove handling of other
5437 TARGET_OPTIONS.
5438 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
5439 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
5440 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
5441 and TARGET_NO_MULTI_CE.
5442 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
5443 !TARGET_VLIW_BRANCH.
5444 * config/frv/frv.opt: New file.
5446 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5448 * fold-const.c (fold_ternary): Take decomposed arguments of
5449 CALL_EXPR.
5450 (fold): Update a call to fold_ternary.
5452 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
5453 * tree.h: Add corresponding prototypes.
5455 2005-03-22 Jakub Jelinek <jakub@redhat.com>
5457 PR target/20561
5458 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
5459 between jump table and its label.
5460 * final.c (shorten_branches): Handle notes in between ADDR_VEC
5461 resp. ADDR_DIFF_VEC and the label preceeding it.
5462 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
5463 is emitted in the right section.
5465 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5467 * fold-const.c (fold_unary, fold_binary): Update comments
5468 about arguments.
5470 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
5472 PR rtl-optimization/20527
5473 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
5474 REG_INC note, test that the register also isn't mentioned in PRED
5475 or SUCC.
5477 2005-03-22 Ben Elliston <bje@au.ibm.com>
5479 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
5480 and definition.
5482 2005-03-21 Mike Stump <mrs@apple.com>
5484 * varasm.c (default_assemble_visibility): Remove extra ().
5486 2005-03-21 Roger Sayle <roger@eyesopen.com>
5488 PR middle-end/20557
5489 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
5490 to determine whether a block can be duplicated, rather than test
5491 whether the block contains noncopyable insns ourselves.
5493 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5495 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5496 predicates.
5498 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5500 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5502 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5504 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
5505 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
5506 * config/fr30/fr30.opt: New file.
5508 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5510 Fix PR tree-optimization/20542
5512 * tree-flow-inline.h (overlap_subvar): Move to here.
5513 * tree-ssa-operands.c: From here.
5514 * tree-flow.h (overlap_subvar): Declare.
5515 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
5516 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
5517 for variables with subvars.
5519 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5521 PR middle-end/20177
5522 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5523 * modulo-sched.c (const_iteration_count): Return on NULL
5524 pre-header.
5525 (print_node_sched_params): Return on NULL dump_file.
5526 (generate_reg_moves): Handle reg-anti dependencies and disregard
5527 closing branch when generating register moves.
5528 (sms_schedule): Mark the SMSed block dirty.
5529 * passes.c (rest_of_handle_sms): Call update_life_info for all
5530 basic-blocks.
5531 * testsuite/gcc.dg/20050321-1.c: New test.
5533 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5535 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5536 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5537 movqi_internal): Likewise.
5539 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5541 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
5542 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5543 xtensa_b4const): Delete prototypes.
5544 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
5545 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
5546 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
5547 xtensa_extra_constraint): New prototypes.
5548 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5549 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5550 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5551 move_operand, const_float_1_operand, fpmem_offset_operand,
5552 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
5553 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
5554 (xtensa_b4const_or_zero): ...this. Change return type to bool and
5555 argument type to HOST_WIDE_INT.
5556 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
5557 xtensa_mask_immediate): Likewise.
5558 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
5559 Likewise. Also make these functions static.
5560 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
5561 (xtensa_const_ok_for_letter_p): New.
5562 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5563 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5564 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5565 move_operand, const_float_1_operand, fpmem_offset_operand,
5566 branch_operator, ubranch_operator, boolean_operator): Move to
5567 predicates.md.
5568 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
5569 (xtensa_mem_offset): Change return type to bool.
5570 (xtensa_extra_constraint): New.
5571 (gen_int_relational): Update type of const_range_p function pointer.
5572 Use xtensa_b4const_or_zero.
5573 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
5574 xtensa_const_ok_for_letter_p. Update comments.
5575 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
5576 (PREDICATE_CODES): Delete.
5577 * config/xtensa/xtensa.md: Include predicates.md.
5578 * config/xtensa/predicates.md: New file.
5580 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5582 * config/v850/v850-protos.h: Remove the prototypes for
5583 reg_or_int9_operand, reg_or_const_operand,
5584 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
5585 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
5586 movsi_source_operand, power_of_two_operand,
5587 not_power_of_two_operand, special_symbolref_operand,
5588 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
5589 register_is_ok_for_epilogue.
5590 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
5591 reg_or_int9_operand, reg_or_const_operand,
5592 call_address_operand, special_symbolref_operand,
5593 movsi_source_operand, power_of_two_operand,
5594 not_power_of_two_operand, register_is_ok_for_epilogue,
5595 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
5596 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
5597 predicates.md.
5598 * config/v850/v850.h (PREDICATE_CODES): Remove.
5599 * config/v850/v850.md: Include predicates.md.
5600 * config/v850/predicates.md: New.
5602 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5604 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
5605 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5606 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
5607 (itoolsdir, itoolsdatadir): Move definition above new first use.
5608 (install-itoolsdirs): New rule.
5609 (install-mkheaders): Depend on install-itoolsdirs, not
5610 install-include-dir.
5612 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5614 * tree-into-ssa.c: Remove obsolete comments.
5616 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5618 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
5619 unrolling if -fpeel-loops is specified, too.
5620 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5621 Remove superfluous check for flag_unroll_loops.
5623 2005-03-21 Uros Bizjak <uros@kss-loka.si>
5625 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
5626 (lrint_optab, llrint_optab): Define corresponding macros.
5627 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
5628 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
5629 pattern and llrint_optab using llrintdi2 patterns.
5630 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
5631 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
5632 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
5633 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
5634 flag_unsafe_math_optimizations is set.
5636 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5638 * combine.c (combine_simplify_rtx, simplify_if_then_else,
5639 simplify_logical, if_then_else_cond, known_cond,
5640 simplify_comparison): Adjust calls to reverse_comparison.
5641 Don't use combine_reversed_comparison_code).
5642 (combine_reversed_comparison_code): Remove.
5643 (reversed_comparison): Using reversed_comparison_code, move it...
5644 * jump.c (reversed_comparison): ... here.
5645 * rtl.h (reversed_comparison): Add prototype.
5647 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5649 * builtins.c (fold_builtin): Take decomposed arguments of
5650 CALL_EXPR.
5651 * fold-const.c (fold_ternary): Update a call to fold_builtin.
5652 * gimplify.c (gimplify_call_expr): Likewise.
5653 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
5654 * tree.h: Update the prototype of fold_builtin.
5656 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5658 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
5659 * rtlhooks.c (gen_lowpart_no_emit_general): New.
5660 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
5661 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
5662 * simplify-rtx.c (simplify_binary_operation_1): Use it.
5664 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5666 * builtins.c (fold_builtin_1): Take decomposed arguments of
5667 CALL_EXPR.
5668 (fold_builtin): Update a call to fold_builtin_1.
5670 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
5672 PR other/20564
5673 * gcov.c (output_lines): Only output function block summary when
5674 outputting branch information.
5675 * doc/gcov.texi: Document format of preamble and additional block
5676 information lines.
5678 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5680 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
5681 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
5682 the defaults false if BITS_PER_UNIT != 8.
5683 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
5684 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
5685 than BITS_PER_UNIT != 8.
5686 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
5687 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
5688 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
5689 #undefs.
5690 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
5691 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
5693 2005-03-20 Roger Sayle <roger@eyesopen.com>
5695 PR middle-end/20539
5696 * fold-const.c (fold_binary): Fix type mismatch between
5697 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
5698 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
5699 for non-truth-valued expressions.
5701 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
5702 and FUNCTION_DECL in the main switch.
5703 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5704 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
5705 we also need to convert their operands to match.
5706 <TRUTH_NOT_EXPR>: Likewise.
5708 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
5710 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
5711 diagnostic without checking whether an lvalue.
5712 * c-common.h (lvalue_p): Remove.
5713 (enum lvalue_use): Update comment.
5714 (lvalue_or_else): Replace by lvalue_error.
5715 * c-typeck.c (lvalue_p): Make static.
5716 (lvalue_or_else): New. Call lvalue_error.
5718 2005-03-21 Alan Modra <amodra@bigpond.net.au>
5720 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
5721 (function_arg_advance): Use rs6000_parm_start.
5722 (function_arg, rs6000_arg_partial_bytes): Likewise.
5724 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5726 * c-common.c (check_case_value): Adjust comment about stripping
5727 NOPs.
5728 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
5729 * c-typeck.c (default_conversion, convert_arguments,
5730 build_modify_expr, convert_for_assignment, store_init_value,
5731 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
5732 manually. Remove inaccurate comments.
5734 2005-03-20 Roger Sayle <roger@eyesopen.com>
5735 Joseph S. Myers <joseph@codesourcery.com>
5737 * varasm.c (do_assemble_alias): Restore comment describing function.
5738 Annotate the target parameter as potentially unused.
5740 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
5742 PR target/18551
5743 * config/avr/avr.c (avr_output_function_prologue): Do not use
5744 current_function_name() in a label, use a local label instead.
5746 2005-03-20 David Edelsohn <edelsohn@gnu.org>
5748 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
5749 flag_finite_math_only, not flag_unsafe_math_optimizations.
5751 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5753 * builtins.c (fold_builtin_1): Update a call to
5754 targetm.fold_builtin.
5755 * hooks.c (hook_tree_tree_bool_null): Rename to
5756 hook_tree_tree_tree_bool_null. Take one more argument of type
5757 tree.
5758 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
5759 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
5760 hook_tree_tree_tree_bool_null.
5761 * target.h (gcc_target): Update the prototype of fold_builtin.
5762 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
5763 arguments of CALL_EXPR.
5764 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
5765 new prototype.
5767 2005-03-20 Jan Hubicka <jh@suse.cz>
5769 * cgraph.h (cgraph_node): Add prev_clone pointer.
5770 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
5771 (cgraph_clone_node): Produce doubly linked chain.
5773 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5775 * c-common.c (handle_aligned_attribute, check_function_sentinel,
5776 get_nonnull_operand, handle_sentinel_attribute,
5777 check_function_arguments_recurse): Do not strip NOPS from
5778 INTEGER_CSTs.
5779 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
5780 Likewise.
5781 * c-format.c (get_constant): Likewise.
5782 * c-parser.c (c_parser_postfix_expression): Likewise.
5783 * c-typeck.c (set_init_index): Likewise.
5784 (convert_arguments): Don't check for NOP_EXPR containing integer
5785 constant.
5787 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5789 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
5790 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
5791 Take decomposed arguments of CALL_EXPR.
5792 (fold_builtin_1): Update calls to the functions mentioned
5793 above.
5795 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5797 * c-decl.c (check_bitfield_type_and_width): Require bit-field
5798 width to have integer type.
5799 (build_enumerator): Require enumerator value to have integer type.
5801 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5803 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
5804 to __builtin_inff.
5806 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5808 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
5809 std=iso9899:199x): Correct descriptions.
5811 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5813 * config.gcc: Consistently use solaris2.1[0-9]* instead of
5814 solaris2.1[0-9].
5816 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
5818 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
5819 of CALL_EXPR.
5820 (expand_builtin_memcpy, fold_builtin_1): Update calls to
5821 fold_builtin_memcpy.
5823 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
5824 arguments of CALL_EXPR.
5825 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
5826 fold_builtin_found, fold_builtin_1): Update calls to
5827 fold_trunc_transparent_mathfn.
5829 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5831 PR middle-end/20493
5832 * fold-const.c (fold_widened_comparison): Don't optimize casts of
5833 function pointers on targets that require function pointer
5834 canonicalization.
5835 (fold_sign_changed_comparison): Likewise.
5837 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
5839 * combine.c (try_combine): When changing the mode of a hard reg, make
5840 sure that doing so is valid.
5842 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
5844 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
5845 (TARGET_HANDLE_OPTION): Override default.
5846 (avr_handle_option): New function.
5847 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
5848 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
5849 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
5850 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
5851 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
5852 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
5853 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
5854 (TARGET_OPTIONS): Delete.
5855 * config/avr/avr.opt: New file.
5857 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5859 * config/m32r/m32r-protos.h: Remove the prototypes for
5860 call_address_operand, symbolic_operand, seth_add3_operand,
5861 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5862 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5863 two_insn_const_operand, move_src_operand,
5864 move_double_src_operand, move_dest_operand,
5865 eqne_comparison_operator, signed_comparison_operator,
5866 large_insn_p, conditional_move_operand, carry_compare_operand,
5867 m32r_block_immediate_operand, extend_operand,
5868 reg_or_eq_int16_operand, int8_operand, and
5869 reg_or_zero_operand.
5870 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5871 seth_add3_operand, int8_operand, cmp_int16_operand,
5872 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5873 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5874 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5875 move_double_src_operand, move_dest_operand,
5876 eqne_comparison_operator, signed_comparison_operator,
5877 extend_operand, small_insn_p, large_insn_p,
5878 conditional_move_operand, carry_compare_operand,
5879 m32r_block_immediate_operand): Move to predicates.md.
5880 (MAX_MOVE_BYTES): Move to m32r.h.
5881 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5882 * config/m32r/m32r.md: Include predicates.md.
5883 * config/m32r/predicates.md: New.
5885 2005-03-18 James E Wilson <wilson@specifixinc.com>
5887 PR c++/19769
5888 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
5889 origin.
5891 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5893 * config/mn10300/mn10300-protos.h: Remove the prototypes for
5894 call_address_operand, const_8bit_operand.
5895 * config/mn10300/mn10300.c (call_address_operand,
5896 const_8bit_operand, const_1f_operand): Move to predicates.md.
5897 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
5898 * config/mn10300/mn10300.md: Include predicates.md.
5899 * config/mn10300/predicates.md: New.
5901 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
5903 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
5904 declarations in diagnostics and %E for identifiers, not %s.
5906 2005-03-18 Jan Hubicka <jh@suse.cz>
5907 Dale Johannesen <dalej@apple.com>
5909 * basic-block.h (scale_bbs_frequencies_int,
5910 scale_bbs_frequencies_gcov_type): Declare.
5911 * cfg.c (RDIV): New macro.
5912 (update_bb_frequency_for_threading): Fix.
5913 * basic-block.h (scale_bbs_frequencies_int,
5914 scale_bbs_frequencies_gcov_type): New.
5915 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
5916 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
5917 scale_bbs_frequencies_int.
5918 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
5920 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5922 * config/m32r/m32r-protos.h: Remove the prototypes for
5923 call_address_operand, symbolic_operand, seth_add3_operand,
5924 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5925 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5926 two_insn_const_operand, move_src_operand,
5927 move_double_src_operand, move_dest_operand,
5928 eqne_comparison_operator, signed_comparison_operator,
5929 large_insn_p, conditional_move_operand, carry_compare_operand,
5930 m32r_block_immediate_operand, extend_operand,
5931 reg_or_eq_int16_operand, int8_operand, and
5932 reg_or_zero_operand.
5933 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5934 seth_add3_operand, int8_operand, cmp_int16_operand,
5935 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5936 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5937 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5938 move_double_src_operand, move_dest_operand,
5939 eqne_comparison_operator, signed_comparison_operator,
5940 extend_operand, small_insn_p, large_insn_p,
5941 conditional_move_operand, carry_compare_operand,
5942 m32r_block_immediate_operand): Move to predicates.md.
5943 (MAX_MOVE_BYTES): Move to m32r.h.
5944 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5945 * config/m32r/m32r.md: Include predicates.md.
5946 * config/m32r/predicates.md: New.
5948 * config/pa/pa-protos.h: Add prototypes for magic_milli and
5949 shadd_constant_p.
5950 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
5951 symbolic_operand, symbolic_memory_operand,
5952 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
5953 indexed_memory_operand, move_dest_operand, move_src_operand,
5954 prefetch_cc_operand, prefetch_nocc_operand,
5955 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
5956 arith_operand, arith11_operand, pre_cint_operand,
5957 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
5958 ireg_operand, int5_operand, uint5_operand, int11_operand,
5959 uint32_operand, arith5_operand, and_operand, ior_operand,
5960 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
5961 pc_or_label_operand, div_operand, plus_xor_ior_operator,
5962 shadd_operand, movb_comparison_operator,
5963 cmpib_comparison_operator): Move to predicates.md.
5964 (magic_milli, shadd_constant_p): Make it extern.
5965 * config/pa/pa.h (PREDICATE_CODES): Remove.
5966 * config/pa/pa.md: Include predicates.md.
5967 * config/pa/predicates.md: New.
5969 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
5970 predicate.
5972 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5974 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
5975 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
5976 config/alpha/freebsd.h, config/alpha/linux.h,
5977 config/alpha/netbsd.h, config/alpha/osf5.h,
5978 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
5979 config/h8300/h8300-protos.h, config/h8300/h8300.c,
5980 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
5981 doc/cppopts.texi: Update copyright.
5983 2005-03-18 Jan Hubicka <jh@suse.cz>
5985 PR middle-end/20225
5986 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
5987 too late.
5988 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
5989 called too late.
5991 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5993 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
5994 VEC_safe_push.
5996 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
5998 * combine.c (gen_binary): Remove.
5999 (known_cond, simplify_shift_const, find_split_point,
6000 combine_simplify_rtx, simplify_if_then_else, simplify_set,
6001 simplify_logical, expand_field_assignment, extract_left_shift,
6002 force_to_mode, if_then_else_cond, apply_distributive_law,
6003 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
6004 simplify_comparison, reversed_comparison): Replace with
6005 simplify_gen_binary, simplify_gen_relational or
6006 distribute_and_simplify_rtx.
6007 (distribute_and_simplify_rtx): New function.
6009 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
6010 Paolo Bonzini <gcc.gnu.org>
6012 * calls.c (setjmp_call_p, special_function_p): Update comments
6013 at the head of the functions.
6015 2005-03-18 Jan Hubicka <jh@suse.cz>
6017 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
6019 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
6020 function body should be released; do not proactively release function
6021 bodies in non-unit-at-a-time mode.
6023 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
6025 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
6026 mno-fp-ret-in-387 multilib variants.
6028 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
6030 * common.opt (m): Remove.
6031 * opts.c (handle_option): Pass 'm' options to set_target_switch if
6032 table lookup fails.
6033 (common_handle_option): Remove OPT_m case.
6035 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6037 * builtins.c (fold_builtin_bitop): Take decomposed arguments
6038 of CALL_EXPR.
6039 (fold_builtin_1): Update a call to fold_builtin_bitop.
6041 * builtins.c (fold_builtin_signbit): Take decomposed arguments
6042 of CALL_EXPR.
6043 (fold_builtin_1): Update a call to fold_builtin_signbit.
6045 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
6047 PR tree-optimization/20474
6048 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
6049 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
6051 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6053 * config/h8300/h8300-protos.h: Remove prototypes for
6054 general_operand_src, general_operand_dst, single_one_operand,
6055 single_zero_operand, call_insn_operand,
6056 two_insn_adds_subs_operand, small_call_insn_operand,
6057 jump_address_operand, bit_operand, bit_memory_operand,
6058 stack_pointer_operand, const_int_gt_2_operand,
6059 const_int_ge_8_operand, const_int_qi_operand,
6060 const_int_hi_operand, incdec_operand, bit_operator,
6061 nshift_operator, eqne_operator, gtle_operator,
6062 gtuleu_operator, iorxor_operator.
6063 Add prototypes for h8sx_shift_type h8sx_classify_shift and
6064 h8300_ldm_stm_parallel.
6065 * config/h8300/h8300.c (h8sx_shift_type,): Move to
6066 h8300-protos.h.
6067 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
6068 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
6069 (h8300_ldm_stm_parallel): Make it extern.
6070 (h8300_ldm_parallel, h8300_stm_parallel,
6071 h8300_return_parallel, general_operand_src,
6072 general_operand_dst, h8300_dst_operand, h8300_src_operand,
6073 nibble_operand, reg_or_nibble_operand, single_one_operand,
6074 single_zero_operand, call_insn_operand,
6075 two_insn_adds_subs_operand, small_call_insn_operand,
6076 jump_address_operand, bit_operand, bit_memory_operand,
6077 stack_pointer_operand, const_int_gt_2_operand,
6078 const_int_ge_8_operand, const_int_qi_operand,
6079 const_int_hi_operand, incdec_operand, eqne_operator,
6080 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
6081 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
6082 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
6083 nshift_operator): Move to predicates.md.
6084 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
6085 * config/h8300/h8300.md: Include predicates.md.
6086 * config/h8300/predicates.md: New.
6088 2005-03-17 Richard Henderson <rth@redhat.com>
6090 * config.gcc (ia64*-*-hpux*): Add extra_options.
6091 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
6092 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6093 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
6094 (ia64_tls_size_string, ia64_tune_string): Remove.
6095 (ia64_tune): Init to PROCESSOR_ITANIUM2.
6096 (TARGET_DEFAULT_TARGET_FLAGS): New.
6097 (TARGET_HANDLE_OPTION): New.
6098 (ia64_override_options): Move options parsing ...
6099 (ia64_handle_option): ... here. New.
6100 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
6101 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
6102 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
6103 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
6104 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
6105 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
6106 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
6107 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
6108 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
6109 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
6110 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
6111 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
6112 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
6113 TARGET_EARLY_STOP_BITS): Remove.
6114 (TARGET_ILP32): Default false.
6115 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
6116 (enum ia64_inline_type): New.
6117 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6118 * config/ia64/ia64.md: Update for new definitions of
6119 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
6120 * config/ia64/ia64.opt: New file.
6121 * config/ia64/ilp32.opt: New file.
6123 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
6125 PR target/18380
6126 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
6128 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6130 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
6131 instead of MASK_H8300S.
6132 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
6133 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
6134 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
6135 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
6136 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
6137 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
6138 TARGET_SWITCHES): Remove.
6139 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
6140 TARGET_H8300SX.
6141 * config/h8300/h8300.opt: New.
6143 * config/alpha/alpha.opt, config/arc/arc.opt,
6144 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
6145 notices.
6147 2005-03-17 Ian Lance Taylor <ian@airs.com>
6149 * gmon.c: Remove.
6151 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
6153 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
6154 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
6155 (TARGET_HANDLE_OPTION): Override default.
6156 (arc_handle_option): New function.
6157 (arc_init): Remove code to set arch_cpu_string.
6158 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
6159 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
6160 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
6161 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
6162 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
6163 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
6164 (arc_rodata_string, TARGET_OPTIONS): Delete.
6165 * config/arc/arc.opt: New file.
6167 2005-03-17 Richard Henderson <rth@redhat.com>
6169 * doc/extend.texi (Weak Pragmas): New section.
6170 (attribute alias): Clarify that target must be in the same
6171 translation unit.
6173 2005-03-17 Richard Henderson <rth@redhat.com>
6175 * config/alpha/alpha.opt: New file.
6176 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
6177 of alpha_cpu.
6178 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
6179 alpha_fprm_string, alpha_fptm_string): Make static.
6180 (alpha_tls_size_string): Remove.
6181 (alpha_handle_option): New.
6182 (override_options): Update for alpha_cpu/alpha_tune split.
6183 (alpha_file_start): Likewise.
6184 (TARGET_DEFAULT_TARGET_FLAGS): New.
6185 (TARGET_HANDLE_OPTION): New.
6186 * config/alpha/alpha.h (alpha_tune): Declare.
6187 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
6188 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
6189 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
6190 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
6191 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
6192 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
6193 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
6194 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
6195 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
6196 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
6197 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
6198 (TARGET_DEFAULT): Remove MASK_FP.
6199 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
6200 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
6201 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
6202 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
6203 alpha_tls_size_string): Remove.
6204 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
6205 (attribute tune): Rename from attribute cpu.
6206 * config/alpha/ev4.md: Update to match.
6207 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
6208 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
6209 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
6210 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
6211 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
6212 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
6214 2005-03-16 James E. Wilson <wilson@specifixinc.com>
6216 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
6217 and return without creating new state if before_nops_num is nonzero.
6218 * config/ia64/ia64.md (first_insn): New attribute.
6219 (alloc): Set it to yes.
6221 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6223 * tree-vectorizer.c (new_vec_stmt_info): Initialize
6224 STMT_VINFO_SUBVARS to NULL.
6225 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6227 2005-03-16 Dale Johannesen <dalej@apple.com>
6229 * rtlanal.c (find_first_parameter_load): Rewrite to
6230 return actual first param load or the call if none,
6231 instead of first in block, when not all loads exist.
6233 2005-03-16 Roger Sayle <roger@eyesopen.com>
6235 * optabs.c (expand_copysign_absneg): Make static.
6236 * optabs.h (expand_copysign_absneg): Delete prototype.
6237 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
6239 2005-03-16 Richard Henderson <rth@redhat.com>
6241 PR middle-end/15700
6242 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
6243 (alias_pairs): Rename from output_defs.
6244 (find_decl_and_mark_needed): Split out from assemble_alias.
6245 (do_assemble_alias): New.
6246 (assemble_output_def): Remove.
6247 (finish_aliases_1, finish_aliases_2): New.
6248 (process_pending_assemble_output_defs): Remove.
6249 (assemble_alias): Defer aliases for which we don't yet have a
6250 non-external decl for the target symbol.
6251 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
6252 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
6253 * toplev.c (compile_file): Use finish_aliases_2 instead of
6254 process_pending_assemble_output_defs.
6255 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
6256 (process_pending_assemble_output_defs): Remove.
6258 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6260 Fix PR tree-optimization/20489
6262 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
6263 for empty structures.
6265 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6267 Fix PR tree-optimization/20490
6269 * tree-ssa-pre.c (create_expression_by_pieces): Use
6270 force_gimple_operand on result of fold.
6272 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
6274 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
6275 of closing parenthesis.
6277 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
6279 * builtins.c (expand_movstr): Update a call to
6280 fold_builtin_strcpy.
6281 (expand_builtin_strncpy): Update a call to
6282 fold_builtin_strncpy.
6283 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
6284 arguments of CALL_EXPR.
6285 (fold_builtin_1): Update calls to fold_builtin_strcpy and
6286 fold_builtin_strncpy.
6287 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6288 * tree.h: Update the prototypes of fold_builtin_strcpy and
6289 fold_builtin_strncpy.
6291 2005-03-16 Steven Bosscher <stevenb@suse.de>
6292 Dorit Naishlos <dorit@il.ibm.com>
6294 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
6295 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
6296 error.
6298 2005-03-16 Steven Bosscher <stevenb@suse.de>
6300 * tree-inline.c (walk_type_fields, walk_tree,
6301 walk_tree_without_duplicates): Move from here...
6302 * tree.c: ...to here.
6304 2005-03-15 Zack Weinberg <zack@codesourcery.com>
6306 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
6307 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
6308 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6309 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
6310 (version): Define using $(BASEVER_c).
6311 (Makefile, config.status, build/gcov-iov.o): No longer depends on
6312 version.c.
6313 (version.o): Depend on version files; add custom generation command.
6314 (prefix.o): Define BASEVER on command line.
6315 (s-iov): Depend on version files; adjust command.
6316 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
6317 Add gcc-vers.texi.
6318 (gcc-vers.texi): New rule.
6319 (doc/%.info, doc/%.dvi): Add -I . to command line.
6320 (doc/gccinstall.dvi): Likewise.
6321 (PACKAGE): Delete. All uses replaced with "gcc".
6322 * aclocal.m4: Do not include gcc-version.m4.
6323 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
6324 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
6325 Set is_release based on contents of DEV-PHASE.
6326 Set gcc_version based on contents of BASE-VER.
6327 Define WIN32_REGISTRY_KEY only if the user overrode the default.
6328 * config.in, configure: Regenerate.
6329 * gccbug.in: Determine version of GCC in use at runtime.
6330 * gcov-iov.c: Get version number and development phase from
6331 command line, not by including version.c.
6332 * intl.c: Replace all uses of PACKAGE with "gcc".
6333 * libada-mk.in: Delete unused "gcc_version" variable.
6334 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
6335 * version.c: (VERSUFFIX): New hook for redistributors; adjust
6336 commentary to match.
6337 (version_string): Put together from pieces.
6338 * config/alpha/x-vms: Do not use $(gcc_version).
6339 * config/i386/t-nwld: Likewise.
6340 * doc/include/gcc-common.texi: Include gcc-vers.texi for
6341 version-GCC and DEVELOPMENT.
6343 2005-03-15 Roger Sayle <roger@eyesopen.com>
6345 PR tree-optimization/17454
6346 * tree.c (tree_size): Add case for TREE_BINFO.
6347 * fold-const.c (fold_checksum_tree): Only clear the overloaded
6348 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
6350 2005-03-15 Roger Sayle <roger@eyesopen.com>
6352 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
6353 op1 whilst expanding the signed widenening multiply variant.
6355 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
6357 * toplev.c (display_target_options): Avoid unused variable warning if
6358 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
6359 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
6360 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
6361 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
6362 (mips_isa_info): New variable.
6363 (mips_parse_cpu): Remove the first argument and leave the caller
6364 to report errors.
6365 (TARGET_HANDLE_OPTION): Override default.
6366 (mips_handle_option): New function. Move option validation code from...
6367 (override_options): ...here. Update calls to mips_parse_cpu.
6368 * config/mips/mips.h (mips_arch_string, mips_tune_string)
6369 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
6370 (SUBTARGET_TARGET_OPTIONS): Delete.
6371 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
6372 (mno-flush-func, mtune=): New options.
6374 2005-03-15 Roger Sayle <roger@eyesopen.com>
6375 Richard Henderson <rth@redhat.com>
6377 * real.c (c4x_single_format, c4x_extended_format): Provide values
6378 for signbit_ro for c4x's single and extended floating point formats.
6379 * optabs.c (expand_copysign): Use the floating point format's
6380 signbit_ro for expanding via expand_copysign_absneg, and it's
6381 signbit_rw field for expanding via expand_copysign_bit.
6383 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
6385 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
6386 known_alignment_for_access_p.
6387 (known_alignment_for_access_p): New.
6388 (do_peeling_for_alignment): Field made int instead of bool and renamed
6389 to peeling_for_alignment.
6390 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
6391 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
6392 functionality used to be in vect_analyze_operations.
6393 (vect_analyze_operations): Code to determine vectorization factor was
6394 moved to vect_determine_vectorization_factor.
6395 (vect_enhance_data_refs_alignment): Update to correct alignment when it
6396 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
6397 factor.
6398 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
6399 be part of vect_analyze_operations).
6400 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
6401 creating the guard condition, as the number of iterations may be
6402 constant.
6403 (slpeel_tree_peel_loop_to_edge): Use new name of
6404 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
6405 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
6406 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
6407 (vect_do_peeling_for_alignment): Use fold.
6408 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
6410 (vect_update_inits_of_dr): Renamed to
6411 vect_update_init_of_dr.
6412 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
6413 (vectorizable_store): Fix assertion to use == instead of =.
6415 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
6417 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
6418 call_used_regs for wCG registers.
6420 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6422 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6423 for non-offsettable memory references to cope with outstanding reload
6424 replacements, take 2.
6426 2005-03-15 Uros Bizjak <uros@kss-loka.si>
6428 PR target/18668
6429 * config/i386/i386.h (x86_fisttp): New.
6430 (TARGET_FISTTP): New macro.
6431 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
6432 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
6433 instruction when fisttp flag is set.
6434 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
6436 * config/i386/i386.md (type attribute): Add fisttp.
6437 (unit attribute): Set to i387 for fisttp type.
6438 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
6439 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
6440 TARGET_FISTTP.
6441 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
6442 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
6443 macros.
6444 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
6445 patterns for TARGET_FISTTP. Enable patterns for
6446 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
6447 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
6448 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
6449 implement fisttp x87 insn.
6450 (fix_trunc*_i387_fisttp splitters): New patterns.
6451 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
6452 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
6453 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
6454 clobber.
6455 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
6456 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
6457 Implement using mode macros. Disable patterns for TARGET_FISTTP.
6458 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
6459 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
6460 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
6461 Disable patterns for TARGET_FISTTP.
6462 (fix_trunc*_i387 splitters): Implement usign mode macros.
6463 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
6464 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
6465 (fix_trunx*_sse peephole2s): Implement using mode macros.
6467 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
6469 PR rtl-optimization/20291
6470 * combine.c (try_combine): If splitting fails, re-try with
6471 original combined pattern, i.e. before clobber stripping.
6473 2005-03-14 Eric Christopher <echristo@redhat.com>
6475 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
6476 STACK_GROWS_DOWNWARD.
6478 2005-03-14 Roger Sayle <roger@eyesopen.com>
6480 * real.h (struct real_format): Split the signbit field into two
6481 two fields, signbit_ro and signbit_rw.
6482 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
6483 mips_double_format, ieee_extended_motorola_format,
6484 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
6485 ieee_extended_intel_128_format, ibm_extended_format,
6486 mips_extended_format, ieee_quad_format, mips_quad_format,
6487 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
6488 i370_double_format, c4x_single_format, c4x_extended_format,
6489 real_internal_format): Update initializers for new field.
6490 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
6491 real_format structure.
6492 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
6493 field of the real_format structure.
6495 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6497 Fix PR tree-optimization/20458
6499 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
6500 DECL_EXTERNAL on STRUCT_FIELD tags.
6501 (clear_call_clobbered): Ditto.
6502 * tree-ssa-operands.c (note_addressable): Make sure the original
6503 variable doesn't slip into the addressable list if we have
6504 subvars.
6505 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6506 tags too.
6508 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6510 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
6511 (-fwide-exec-charset): Likewise.
6512 (-finput-charset): Likewise.
6513 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
6514 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
6515 * c.opt (Wnormalized): New.
6517 2005-03-14 Devang Patel <dpatel@apple.com>
6519 * doc/invoke.texi: Add reference to Visibility document.
6521 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6523 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
6524 MASK_SPLIT_ADDRESSES.
6525 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6526 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
6527 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
6528 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
6529 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
6530 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
6531 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
6532 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
6533 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
6534 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
6535 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
6536 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
6537 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
6538 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
6539 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
6540 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
6541 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
6542 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
6543 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
6544 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
6545 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
6546 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
6547 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
6548 (TARGET_EXPLICIT_RELOCS): Delete.
6549 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
6550 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
6551 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6552 (override_options): Set MASK_LONG64 if -mint64 is given and no
6553 -mlongXX option is. Complain about -mint64 -mlong32.
6554 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
6555 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
6556 * config/mips/mips.opt: New file.
6558 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6560 * config.gcc (extra_options): New variable for listing option files.
6561 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
6562 * configure.ac (extra_opt_files): New AC_SUBST variable.
6563 (tm_file_list, tm_include_list): Include options.h first.
6564 * configure: Regenerate.
6565 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
6566 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
6567 (s-options-h): New rule.
6568 (options.h): Depend on it.
6569 (TEXI_GCCINT_FILES): Add options.texi.
6570 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
6571 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
6572 * target.h (gcc_target): Add default_target_flags and handle_option.
6573 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
6574 (TARGET_HANDLE_OPTION): New macros.
6575 (TARGET_INITIALIZER): Include them.
6576 * opt-functions.awk (opt_args, nth_arg): New functions.
6577 (switch_flags): Handle the "Target" flag.
6578 (var_args): Delete.
6579 (var_name): Use opt_args and nth_arg.
6580 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
6581 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
6582 macros for the "Mask" and "InverseMask" options.
6583 * opts.h (cl_var_cond): New enum.
6584 (cl_option): Replace the "has_set_value" and "set_value" fields with
6585 "var_cond" and "var_value".
6586 (CL_TARGET): New macro.
6587 (option_enabled, print_filtered_help): Declare.
6588 (decode_options): Move definition.
6589 * opts.c (handle_option): Search for the original option before
6590 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
6591 var_cond and var_value fields. Use targetm.handle_option to handle
6592 target options.
6593 (decode_options): Set target_flags to targetm.default_target_flags.
6594 (print_filtered_help): Make global. Handle CL_TARGET.
6595 (option_enabled): New function.
6596 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
6597 (display_target_options, set_target_switch, print_switch_values)
6598 (default_pch_valid_p): Guard uses of target_switches with
6599 #ifdef TARGET_SWITCHES. Also...
6600 (display_target_options): Display the CL_TARGET entries in cl_options.
6601 (set_target_option): Don't complain about the "" option when
6602 TARGET_SWITCHES is undefined.
6603 (print_switch_values): Use option_enabled.
6604 (default_pch_valid_p): Check cl_options[] when looking for something
6605 that has changed the value of target_flags.
6606 * c.opt: Remove documentation from top of file.
6607 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
6608 * doc/sourecebuild.texi: Refer to the new options documentation
6609 instead of c.opt. Document machine-specific .opt files.
6610 * doc/tm.texi (target_flags): Say that this variable is declared
6611 by options.h.
6612 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6613 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6614 an alternative.
6615 * doc/options.texi: New file.
6617 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6619 PR middle-end/18628
6620 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
6621 register.
6623 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6625 PR c++/20280
6626 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
6627 temporary variable of pointer type if an lvalues is required.
6628 (gimplify_modify_expr_rhs): Request an rvalue from it.
6629 (gimplify_expr): Pass fallback on.
6631 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6633 * cfgbuild.c: Update comments.
6635 2005-03-14 Roger Sayle <roger@eyesopen.com>
6637 PR rtl-optimization/17236
6638 * optabs.c (expand_doubleword_mult): New helper function split out
6639 from expand_binop. Permute the order in which instructions are
6640 emitted to minimize the number of simultaneously live registers.
6641 (expand_binop): Call expand_doubleword_mult to synthesize a double
6642 word multiplication.
6644 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6646 * basic-block.h: Update the prototypes of cached_make_edge and
6647 rtl_make_eh_edge.
6648 * cfg.c (cached_make_edge): Take edge_cache representing one
6649 row of the adjacency matrix of edges.
6650 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
6651 (make_edges): Initialize edge_cache to represent one row of
6652 the adjacency matrix of edges.
6654 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6656 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
6657 New functions.
6658 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
6659 Remove unused removed_phis variable.
6660 (conditional_replacement): Use build1/build2.
6661 (abs_replacement): Use last_and_only_stmt and build1/build2.
6663 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6665 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
6666 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
6667 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
6668 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
6669 * c-common.c (handle_novops_attribute): New function.
6670 (c_common_attribute_table): Add "no vops" entry.
6671 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
6672 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
6673 * tree-ssa-operands.c (get_call_expr_operands): Do not
6674 create virtual operands for calls with ECF_NOVOPS flag.
6675 * tree.h (DECL_IS_NOVOPS): New macro.
6676 (struct tree_decl): Add novops_flag.
6677 (ECF_NOVOPS): New constant.
6679 2005-03-14 Uros Bizjak <uros@kss-loka.si>
6681 PR target/17688
6682 * config/i386/i386.c (x86_use_himode_fiop): New.
6683 (x86_use_simode_fiop): Rename from x86_use_fiop.
6684 * config/i386/i386.h (x86_use_himode_fiop): Declare.
6685 (TARGET_USE_HIMODE_FIOP): New.
6686 (x86_use_simode_fiop): Rename from x86_use_fiop.
6687 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
6689 * config/i386/i386.md (X87MODEI12): New mode macro define.
6690 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
6691 to implement x87 FP compare with HImode input operands.
6692 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
6693 Use X87MODEI12 mode macro to handle HImode input operands.
6694 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
6695 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
6696 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
6697 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
6698 macro to implement x87 operators with HImode input operands.
6699 (fop splitters): Use X87MODEI12 mode macro to handle HImode
6700 input operands.
6702 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6704 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
6705 integer_zerop.
6706 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
6707 constants invariant.
6709 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6711 * basic-block.h (BB_VISITED): Removed.
6712 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
6714 2005-03-14 Falk Hueffner <falk@debian.org>
6716 PR bootstrap/20424
6717 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
6719 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6721 * ggc-zone.c: Fix comment typos.
6723 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
6724 stringpool.c, config/mips/mips-protos.h: Update copyright.
6726 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6728 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
6729 throughout with its typedef, "rtx".
6730 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
6731 (rs6000_tls_symbol_ref_1): Remove inline keyword.
6732 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
6733 regs in comment to match code.
6735 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6737 * except.c (check_handled): Make it static.
6738 * except.h: Remove the corresponding prototype.
6740 * function.c (get_func_frame_size): Make it static.
6741 * function.h: Remove the corresponding type.
6743 * regclass.c (reg_class_superclasses, reg_class_subclasses):
6744 Make them static.
6745 * hard-reg-set.h: Remove the corresponding declarations.
6747 * tree-cfg.c (verify_stmts): Check that
6748 bb_for_stmt (stmt) == bb for every PHI node and statement.
6750 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6752 * config.gcc: Remove excess indentation.
6753 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
6755 2005-03-13 Roger Sayle <roger@eyesopen.com>
6757 PR middle-end/19331
6758 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
6759 * fold-const.c (fold_sign_changed_comparison): Likewise.
6760 (fold_binary): Optimize comparisons against widened operands if
6761 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
6763 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6765 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
6766 (sparc_override_options): Initialize it.
6767 (sparc_struct_value_rtx): Set it on the MEM to be returned.
6769 2005-03-13 David Edelsohn <edelsohn@gnu.org>
6771 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
6772 (reg_or_none500mem_operand): New predicate.
6773 (zero_reg_mem_operand): New predicate.
6774 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
6775 to reg_or_none500mem_operand.
6776 (extendsfdf2_fpr): Add MEM alternative.
6777 (extenddftf2_internal): Change operand2 predicate to
6778 zero_reg_mem_operand.
6780 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6782 * ggc-zone.c: Rewritten.
6784 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
6785 if there are none.
6786 * configure.ac: Define GGC_ZONE for --with-gc=zone.
6787 * config.in: Regenerated.
6788 * configure: Regenerated.
6789 * gengtype.c (write_types_process_field, write_func_for_structure):
6790 Pass new argument to gt_pch_note_object.
6791 * ggc-common.c (struct ptr_data): Add TYPE.
6792 (gt_pch_note_object): Take TYPE argument and save it.
6793 (call_count): Update call to ggc_pch_count_object.
6794 (call_alloc): Update call to ggc_pch_alloc_object.
6795 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
6796 file.
6797 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
6798 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
6799 (ggc_alloc_zone_stat): Delete.
6800 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
6801 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
6802 (ggc_pch_alloc_object): Update prototypes.
6803 (garbage_zone): Delete.
6804 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
6805 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
6806 pointers.
6807 (tree_id_zone): New variable.
6808 (ggc_alloc_cleared_zone): Remove unused.
6809 (ggc_alloc_zone): Define.
6810 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
6811 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
6812 ggc_alloc_zone_stat.
6813 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
6814 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
6815 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
6816 (make_node_stat): Likewise. Use tree_id_zone.
6818 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6819 Joseph S. Myers <joseph@codesourcery.com>
6821 * configure.ac: Check for MIPS TLS.
6822 * configure: Regenerated.
6823 * config/mips/mips-protos.h (enum mips_symbol_type): Add
6824 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
6825 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
6826 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
6827 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
6828 (mips_classify_symbol, mips_symbolic_constant_p)
6829 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
6830 (mips_tls_operand_p, mips_call_tls_get_addr)
6831 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
6832 (mips_tls_symbol_ref_1): New functions.
6833 (mips_legitimize_address, mips_legitimize_const_move): Call
6834 mips_legitimize_tls_address.
6835 (override_options): Handle V1_REG and TLS symbols. Disable TLS
6836 for MIPS16.
6837 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
6838 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
6839 (mips_char_to_class): Document V1_REG.
6840 (HAVE_AS_TLS): Provide default.
6841 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
6842 constants.
6843 (load_got<mode>): Renamed from *load_got<mode>. Allow when
6844 !TARGET_ABICALLS.
6845 (tls_get_tp_<mode>): New instruction.
6847 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6849 * configure.ac: Update checks for target tools.
6850 * configure: Regenerated.
6852 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6854 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
6856 2005-03-13 Roger Sayle <roger@eyesopen.com>
6858 * expmed.c (expand_mult): Use synthetic multiplication sequences for
6859 more classes of DImode multiplication by constant. Allow both
6860 multiplication by small negative constants (by performing a
6861 multiplication by a positive constant and negating the result) and
6862 multiplications by large powers of two, by using a left shift.
6864 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6866 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
6867 of basic blocks into work_stack.
6869 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
6870 config/mips/vr.h: Update copyright.
6872 * c-decl.c (c_init_decl_processing): Remove useless calls to
6873 build_function_type.
6875 * builtins.c (fold_trunc_transparent_mathfn,
6876 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
6877 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6878 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
6879 fold_builtin_strcpy, fold_builtin_strncpy,
6880 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
6881 TREE_TYPE (exp).
6883 * builtins.c (expand_builtin_mathfn_3): Remove local variable
6884 before_call.
6886 * lambda-code.c (lambda_compute_auxillary_space): Remove local
6887 variable determinant.
6889 * tree-cfg.c (group_case_labels): Remove local variable type.
6891 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
6892 variable ann.
6894 * tree-ssa-phiopt.c (value_replacement): Remove local variable
6895 result.
6897 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
6899 PR target/18251
6900 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
6901 (*movmemqi_insn): Delete.
6902 (*movmemhi): Delete.
6904 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6906 * builtins.c (fold_builtin_classify): Take decomposed
6907 arguments of CALL_EXPR.
6908 (fold_builtin_1): Update a call to fold_builtin_classify.
6910 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
6912 PR c/20402
6913 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
6914 through into call to parser_xref_tag after parse error.
6915 (c_parser_struct_declaration): Consistently return NULL_TREE on
6916 error.
6918 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
6920 * tree-flow-inline.h (ref_contains_array_ref): New function.
6921 (lookup_subvars_for_var): Ditto.
6922 (get_subvars_for_var): Ditto.
6923 (var_can_have_subvars): Ditto.
6925 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
6926 (struct subvar): New type.
6928 * tree-dfa.c (okay_component_ref_for_subvars): New function.
6930 * tree-optimize.c (init_tree_optimization_passes): Call
6931 pass_create_structure_vars.
6933 * tree-ssa-alias.c: Include vec.h.
6934 (init_alias_info): Don't auto-clear call clobbered on struct-field
6935 tags.
6936 (compute_flow_insensitive_aliasing): Handle subvars.
6937 (group_aliases): Handle STRUCT_FIELD aliases.
6938 (setup_pointers_and_addressables): Ditto.
6939 Don't mark variables non-addressable if they still have
6940 addressable subvars.
6941 Also mark subvars addressable when the real variable is marked
6942 addressable.
6943 (add_pointed_to_var): Try to prune the pointed-to set by only
6944 pointing to subvars when possible.
6945 Otherwise, make sure we set addresses_needed and pt_vars to
6946 properly include subvars.
6947 (bitpos_of_field): New function.
6948 (push_fields_onto_fieldstack): Ditto.
6949 (get_or_create_used_part_for): Ditto.
6950 (create_overlap_variables_for): Ditto.
6951 (find_used_portions): Ditto.
6952 (create_structure_vars): Ditto.
6953 (pass_create_structure_vars): New structure.
6955 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
6956 (get_expr_operands): Handle subvars. Also try to turn
6957 COMPONENT_REF accesses into must-defs now that we can accurately
6958 portray it.
6959 (note_addressable): Try to only mark as addressable those subvars
6960 we know a COMPONENT_REF touches.
6961 (overlap_subvar): New function.
6963 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
6964 Handle subvar storing.
6965 (vect_address_analysis): Update caller of vect_object_analysis.
6967 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
6969 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
6970 (STMT_VINFO_SUBVARS): New macro.
6972 * common.opts: add flag_tree_salias.
6974 * opts.c (decode_options): flag_tree_salias defaults to on.
6976 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
6978 * doc/tree-ssa.texi: Document structural alias analysis.
6980 2005-03-12 Steven Bosscher <stevenb@suse.de>
6982 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
6983 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
6984 * tree-ssa-operands.c (get_expr_operands): Likewise.
6985 (get_expr_operands): Likewise for ERROR_MARK.
6987 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
6989 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
6990 var.
6992 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
6993 removed_phis.
6995 * tree-ssa-pre.c (compute_avail): Remove local variable val.
6996 (mark_operand_necessary): Remove local variable ver.
6998 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
6999 variable prefix_len.
7001 * value-prof.c (mod_subtract_transform): Remove local variable
7002 value.
7004 * builtins.c (fold_builtin_exponent): Take decomposed
7005 arguments of CALL_EXPR.
7006 (fold_builtin_1): Update a call to fold_builtin_exponent.
7008 * builtins.c (fold_builtin_logarithm): Take decomposed
7009 arguments of CALL_EXPR.
7010 (fold_builtin_1): Update a call to fold_builtin_logarithm.
7012 * c-decl.c (c_init_decl_processing): Remove local variables
7013 ptr_ftype_void and ptr_ftype_ptr.
7015 * gimplify.c (gimplify_expr): Remove local variables r0 and
7016 r1.
7018 * reg-stack.c (move_for_stack_reg): Remove local variable
7019 push_insn.
7020 (compare_for_stack_reg): Remove local variable flags_user.
7021 (convert_regs_1): Remove local variable deleted.
7023 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
7024 variable new_cond.
7025 (combine_blocks): Remove local variables exits and new_e.
7027 * tree-inline.c (expand_call_inline): Remove local variable
7028 decl.
7030 * tree-ssa-live.c (create_ssa_var_map,
7031 calculate_live_on_entry): Remove local variable snn.
7033 2005-03-12 Geoffrey Keating <geoffk@apple.com>
7035 * c-lex.c (c_lex_with_flags): Add parameter to call to
7036 cpp_spell_token.
7038 2005-03-11 Per Bothner <per@bothner.com>
7040 * c-tree.h (struct c_declarator): New id_loc field.
7041 * c-pragma.h (c_lex_with_flags): Take position reference.
7042 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
7043 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
7044 (c_lex): Pass dummy location to c_lex_with_flags.
7045 * c-parser.c (c_lex_one_token): Set c_token's location using
7046 c_lex_with_flags, instead of input_location, which might be "ahead".
7047 (c_parser_direct_declarator): Set declarator's id_loc from
7048 c_token's id_loc.
7049 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
7050 declarator's id_loc, rather than probably-imprecise input_location.
7051 (build_id_declarator): Initialize c_declarator's id_loc field.
7053 2005-03-11 Roger Sayle <roger@eyesopen.com>
7055 PR middle-end/20419
7056 * builtins.c (expand_builtin_signbit): Force the signbit's word
7057 into an integer register to avoid SUBREGs of floating point modes.
7059 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7061 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
7062 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
7063 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
7064 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
7066 2005-03-11 David Edelsohn <edelsohn@gnu.org>
7068 PR rtl-optimization/20306
7069 * expr.c (emit_move_complex): Set try_int false if mode is
7070 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
7071 emit_block_move if try_int is true.
7073 2005-03-11 Richard Henderson <rth@redhat.com>
7075 PR target/20415
7076 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
7077 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
7078 to match.
7080 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7082 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
7083 (TARGET_FIX_VR4130): New macro.
7084 (TARGET_OPTIONS): Add -mfix-vr4130.
7085 (ISA_HAS_MACCHI): New macro.
7086 (ASM_SPEC): Add -mfix-vr4130.
7087 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
7088 (override_options): Handle mips_fix_vr4130_string.
7089 (mips_avoid_hazards): Clear all_noreorder_p
7090 if we're working around VR4130 errata and the macc alternatives
7091 are not available.
7092 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
7093 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
7094 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
7095 (MULTILIB_DEFAULTS): Remove leading "march=".
7096 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
7097 if no architecture option is given.
7098 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
7099 VR4130 multilibs.
7100 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
7101 * doc/invoke.texi: Document -mfix-vr4130.
7103 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7105 * config/mips/mips.c (override_options): Only warn about -mint64
7106 deprecation if TARGET_INT64.
7108 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7110 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
7111 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
7112 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
7113 are non-specific regarding the nonnull parameter positions.
7114 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
7115 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
7116 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
7117 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
7119 * builtins.def: Use the non-specific "nonnull" attibute lists.
7121 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7123 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7124 single_pred_edge, single_succ, single_pred): Improve comments.
7126 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7128 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7129 single_pred_edge, single_succ, single_pred): New inline functions.
7130 * bb-reorder.c (rotate_loop, find_traces_1_round,
7131 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
7132 duplicate_computed_gotos): Use the single_succ/pred functions.
7133 * cfganal.c (forwarder_block_p): Ditto.
7134 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
7135 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
7136 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
7137 merge_seq_blocks): Ditto.
7138 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
7139 * cfglayout.c (fixup_reorder_chain): Ditto.
7140 * cfgloop.c (mark_single_exit_loops, update_latch_info,
7141 canonicalize_loop_headers, verify_loop_structure): Ditto.
7142 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
7143 mfb_update_loops, create_preheader, force_single_succ_latches,
7144 create_loop_notes): Ditto.
7145 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
7146 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
7147 commit_one_edge_insertion, purge_dead_edges,
7148 cfg_layout_can_merge_blocks_p): Ditto.
7149 * except.c (sjlj_emit_function_enter): Ditto.
7150 * flow.c (init_propagate_block_info): Ditto.
7151 * function.c (thread_prologue_and_epilogue_insns): Ditto.
7152 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
7153 insert_insn_end_bb): Ditto.
7154 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
7155 find_if_case_2): Ditto.
7156 * lambda-code.c (perfect_nestify): Ditto.
7157 * lcm.c (optimize_mode_switching): Ditto.
7158 * loop-doloop.c (doloop_modify): Ditto.
7159 * loop-init.c (loop_optimizer_init): Ditto.
7160 * loop-iv.c (simplify_using_initial_values): Ditto.
7161 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7162 * loop-unswitch.c (unswitch_loop): Ditto.
7163 * modulo-sched.c (generate_prolog_epilog): Ditto.
7164 * predict.c (combine_predictions_for_insn, estimate_probability,
7165 tree_estimate_probability, last_basic_block_p,
7166 estimate_bb_frequencies): Ditto.
7167 * profile.c (branch_prob): Ditto.
7168 * regrename.c (copyprop_hardreg_forward): Ditto.
7169 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
7170 * tracer.c (layout_superblocks): Ditto.
7171 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
7172 cfg_remove_useless_stmts_bb, cleanup_control_flow,
7173 cleanup_control_expr_graph, disband_implicit_edges,
7174 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
7175 tree_verify_flow_info, tree_make_forwarder_block,
7176 tree_forwarder_block_p, remove_forwarder_block,
7177 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
7178 * tree-if-conv.c (tree_if_conversion): Ditto.
7179 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7180 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
7181 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
7182 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
7183 copy_loop_headers): Ditto.
7184 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
7185 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
7186 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
7187 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
7188 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
7189 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
7190 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
7191 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
7192 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
7193 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
7194 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
7195 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
7196 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7197 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
7198 slpeel_add_loop_guard): Ditto.
7200 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
7202 PR tree-optimization/15784
7203 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7204 and -1 - A to ~A.
7206 * stmt.c (expand_case): Don't change index_type. Convert minval
7207 to the proper type.
7209 PR tree-optimization/20130
7210 * fold-const.c (fold): Fold x * -1 into -x.
7212 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
7214 PR rtl-optimization/20331
7215 * rtlanal.c (modified_between_p): Check its address first for MEM.
7216 (modified_in_p): Likewise.
7218 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
7220 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
7222 2005-03-10 Steven Bosscher <stevenb@suse.de>
7224 * expr.c (expand_expr_real_1): If possible, use a conditional
7225 move for expanding MIN_EXPR and MAX_EXPR.
7226 Use temp for moving around rtx-en.
7228 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
7230 PR rtl-opt/20412
7231 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
7232 correct mode.
7234 2005-03-10 Roger Sayle <roger@eyesopen.com>
7236 * builtins.c (expand_builtin_signbit): Extend to handle floating
7237 point modes wider than the largest integer type, using the
7238 operand_subword_force function to obtain the signbit's word.
7240 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7242 PR target/20322
7243 * combine.c (try_combine): If recog_for_combine added CLOBBERs
7244 to NEWI2PAT, fail to combine if they are used by NEWPAT.
7246 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
7248 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
7250 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
7252 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
7253 type void.
7254 (perform_edge_inserts): Unconditionally call
7255 free_dominator_info.
7257 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
7259 2005-03-10 Bob Wilson <bob.wilson@acm.org>
7261 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
7263 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
7265 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
7267 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
7268 gcc_unreachable.
7269 (rtl_register_value_prof_hooks,
7270 tree_value_profile_transformations,
7271 tree_register_value_prof_hooks): Likewise.
7272 * var-tracking.c (stack_adjust_offset_pre_post,
7273 variable_htab_free, variable_union, dataflow_set_different_2,
7274 count_uses, variable_was_changed, set_frame_base_location,
7275 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
7276 vt_add_function_parameters): Likewise.
7277 * varasm.c (named_section_real, named_section, make_decl_rtl,
7278 asm_emit_uninitialised, assemble_integer, decode_addr_const,
7279 const_hash_1, compare_constant, copy_constant, force_const_mem,
7280 output_constant_pool_2, output_constant_pool_1, output_constant,
7281 output_constructor, make_decl_one_only, decl_tls_model,
7282 default_no_named_section, default_elf_select_section_1,
7283 default_unique_section_1): Likewise.
7284 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
7285 * vmsdbgout.c (addr_const_to_string): Likewise.
7287 PR c++/20375
7288 * function.c (struct assign_parm_data_one): Remove last_named
7289 field.
7290 (assign_parm_find_data_types): Don't determine last_named.
7291 Reorder named_parm determination.
7292 (assign_parms): Only setup varargs on the last non-varadic
7293 parameter.
7295 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
7297 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
7298 sda base address on medium model.
7300 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
7302 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
7303 * cfgloop.c (flow_loop_nodes_find): Export.
7304 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
7305 Declare.
7306 * cfgloopmanip.c (fix_loop_structure): New function.
7307 * predict.c (predict_loops): Clean up the loops information.
7308 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
7309 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
7310 loop structure.
7311 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
7312 (rewrite_into_loop_closed_ssa): Declaration changed.
7313 * tree-loop-linear.c (linear_transform_loops): Add argument to
7314 rewrite_into_loop_closed_ssa call.
7315 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7316 * tree-ssa-loop-im.c (move_computations): Ditto.
7317 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
7318 * tree-vectorizer.c (vectorize_loops): Ditto.
7319 * tree-optimize.c: Include cfgloop.h.
7320 (execute_todo): Choose whether to call cleanup_tree_cfg or
7321 cleanup_tree_cfg_loop.
7322 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
7323 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
7324 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
7325 cleanup_tree_cfg_loop call.
7326 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
7327 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
7328 work on part of cfg.
7330 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7332 PR inline-asm/20314
7333 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
7334 with multiple alternatives.
7336 * stmt.c (parse_output_constraint): Fix a typo.
7338 2005-03-09 Bob Wilson <bob.wilson@acm.org>
7340 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
7341 assembly directive instead of deprecated "no-generics".
7343 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
7345 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7346 for non-offsettable memory references to cope with outstanding reload
7347 replacements.
7348 * config/s390/s390.md ("reload_outti"): Call find_replacement to
7349 avoid losing outstanding address reloads.
7350 ("reload_outdi", "reload_outdf"): Likewise.
7352 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7354 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
7355 code. Add more cbrt transformations.
7357 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7359 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
7361 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7363 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
7364 NULL_TREE when a given tree is not simplified.
7365 (fold): Return the original tree when any of the functions
7366 mentioned above NULL_TREE.
7368 * fold-const.c (fold_unary, fold_binary): Take decomposed
7369 arguments, code, type, op0, and op1 in case of fold_binary.
7370 (fold): Update calls to fold_unary and fold_binary.
7372 2005-03-09 Roger Sayle <roger@eyesopen.com>
7374 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
7375 a fndecl and an arglist instead of a CALL_EXPR, exp.
7377 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7379 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
7381 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7383 * expr.c (expand_assignment): Remove orig_to_rtx.
7385 * fold-const.c (int_const_binop): Remove no_overflow.
7387 * ifcvt.c (noce_emit_move_insn): Remove inmode.
7389 * loop-iv.c (get_biv_step_1): Remove lhs.
7391 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
7393 * real.c (real_nan): Remove neg.
7395 * function.c (thread_prologue_and_epilogue_insns): Remove i
7396 and newinsn.
7398 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
7399 tb.
7401 * tree-eh.c (tree_could_trap_p): Remove idx.
7403 * tree-into-ssa.c (ann): Remove ann.
7405 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
7407 * tree-sra.c (decide_block_copy): Remove inst_count.
7409 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
7411 * tree-ssa-loop-im.c (lhs): Remove.
7413 * cfgbuild.c (state, STATE, SET_STATE,
7414 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
7415 make_edges.
7416 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
7417 (find_basic_blocks): Set the state of each basic block to
7418 BLOCK_NEW.
7420 2005-03-08 Jeff Law <law@redhat.com>
7422 * tree-cfg.c (cleanup_control_flow): If removal of a computed
7423 goto results in the removal of edges in the CFG, then we need
7424 to recompute dominators.
7426 2005-03-09 Ben Elliston <bje@au.ibm.com>
7428 * c-common.c (c_do_switch_warnings): Comment fix.
7430 2005-03-08 Julian Brown <julian@codesourcery.com>
7432 * Patch from 2005-03-08 reverted for causing regressions and
7433 ppc-darwin bootstrap failure.
7435 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
7437 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
7438 Define the real function for ppc-darwin.
7439 * c-typeck.c (convert_arguments): Check for target-specific
7440 invalid argument call to unprototyped function.
7441 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7442 New Macro.
7443 * target.h (invalid_arg_for_unprototyped_fn): New field
7444 in struct calls.
7445 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
7446 default target hook.
7447 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
7448 Declare.
7450 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7452 * c-typeck.c (constructor_stack, constructor_range_stack,
7453 initializer_stack): Make them static.
7455 * cfg.c (rbi_pool): Make it static.
7457 * gimple-low.c (lower_stmt_body): Make it static.
7458 * tree-flow.h: Remove the corresponding prototype. Don't
7459 declare lower_data.
7461 * sched-deps.c (cache_size): Make it static.
7463 * stor-layout.c (lang_adjust_rli): Make it static.
7465 2005-03-08 Julian Brown <julian@codesourcery.com>
7467 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7468 from being used for symbols with vague linkage when
7469 HAVE_GAS_COMDAT_GROUP is true.
7471 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
7473 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
7474 nlabel == JUMP_LABEL (jump).
7476 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7478 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
7479 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
7480 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
7481 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
7483 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
7485 PR c/14411
7486 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
7487 * c-common.c (handle_returns_twice): New function.
7488 (c_common_attribute_table): Declare eturns_twice' attribute.
7489 * doc/extend.texi: Document eturns_twice' attribute.
7490 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
7491 (struct tree_decl): Add returns_twice_flag.
7493 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7495 * tree-ssa-phiopt.c: Fix a comment typo.
7497 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
7498 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
7499 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
7500 copyright.
7502 2005-03-08 Richard Henderson <rth@redhat.com>
7504 * config/alpha/alpha.c (code_for_builtin): Replace special-case
7505 builtin codes with ctzdi2, clzdi2, popcountdi2.
7506 (struct alpha_builtin_def): Add is_const.
7507 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
7508 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
7509 (alpha_init_builtins): Init them. Set nothrow and const attributes
7510 on builtins.
7511 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
7512 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
7513 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
7514 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
7515 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
7516 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
7517 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
7518 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
7519 (TARGET_FOLD_BUILTIN): New.
7520 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
7521 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
7522 (ffsdi2): Use ctz.
7523 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7525 2005-03-08 Ira Rosen <irar@il.ibm.com>
7527 PR tree-optimization/20122
7528 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7529 condition of access function instead of base.
7531 2005-03-07 Jeff Law <law@redhat.com>
7532 Steven Bosscher <stevenb@suse.de>
7534 * tree-cfg.c (find_taken_edge_computed_goto): New function.
7535 (find_taken_edge): Call find_taken_edge_computed_goto as
7536 appropriate. Allow any gimple invariant rather than just
7537 INTEGER_CST for VAL.
7538 (cleanup_control_flow): Cleanup a computed goto which has turned
7539 into a simple goto.
7540 (tree_merge_blocks): If block B has any forced labels, move
7541 them to the start of block A.
7542 * tree-ssa-dom.c (thread_across_edge): Allow threading across
7543 computed gotos as well.
7544 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
7545 removal of unnecessary computed gotos too.
7546 (lookup_redirection_data): Fix type of INSERT argument. Callers
7547 updated.
7549 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7551 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7552 Remove trailing spaces.
7554 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
7555 unshare_all_trees): Make them static.
7556 * tree-gimple.h: Remove the corresponding prototypes.
7558 * diagnostic.h: Remove unused prototype
7559 debug_output_buffer.
7560 * modulo-sched.c: Remove unused prototype
7561 set_row_column_for_ps.
7563 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7564 replace_phi_edge_with_variable): Remove unused variable i.
7566 2005-03-07 Per Bothner <per@bothner.com>
7568 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7570 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7572 PR tree-opt/17671
7573 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
7574 bbs on the COND_EXPR instead of the PHI_NODEs.
7575 (candidate_bb_for_phi_optimization): Remove.
7576 (replace_phi_with_stmt): Rename to ...
7577 (replace_phi_edge_with_variable): this and change so that we
7578 replace the phi argument instead of removing the PHI.
7579 (conditional_replacement): Change so we deal with PHI with more
7580 than two arguments.
7581 (value_replacement): Likewise.
7582 (abs_replacement): Likewise.
7584 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7586 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7587 output_e500_flip_gt_bit.
7589 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7590 as bit 31.
7591 (rs6000_generate_compare): Fix logic to look at the correct bits.
7592 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
7593 Look at GT bit.
7594 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
7595 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
7596 gen_move_from_CR_gt_bit.
7598 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
7599 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
7600 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
7602 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7603 (E500_CR_IOR_COMPARE): New constant.
7605 2005-03-08 Earl Chew <earl_chew@agilent.com>
7606 David Billinghurst <David.Billinghurst@riotinto.com>
7608 * config/i386/host-cygwin.c: New file to support precompiled
7609 headers on cygwin
7610 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7611 * config.host: Use above files for cygwin host.
7613 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7615 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7616 ordering ops from earlier change.
7618 2005-03-07 Per Bothner <per@bothner.com>
7620 Various fixes to allow us to again build if --enable-mapped-location:
7621 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
7622 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
7623 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
7624 local variable loc. Change logic appropriately.
7625 * tree-vect-transform.c (vect_finish_stmt_generation): Use
7626 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
7627 * c-parser.c (c_parser_for_statement): Initialize loc variable.
7628 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
7629 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
7631 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
7633 PR rtl-optimization/19683
7634 * reload1.c (choose_reload_regs): Pass the number of bits, not the
7635 number of bytes, to smallest_int_for_mode. Fix arguments to
7636 REG_CANNOT_CHANGE_MODE_P.
7638 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7640 * reorg.c (relax_delay_slots): Check that the jump is
7641 conditional before trying to invert it.
7643 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7645 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
7646 Make them static.
7648 * calls (stack_arg_under_construction): Make it static.
7650 * flow.c (regs_live_at_setjmp): Make it static.
7651 * flow.h: Remove the corresponding prototype.
7653 * reload1.c (reload_startobj, reload_firstobj,
7654 something_needs_operands_changed, reload_inherited,
7655 reload_inheritance_insn, reload_override_in,
7656 reload_spill_index): Make them static.
7658 * recog.c (verify_changes): Make it static.
7659 * recog.h: Remove the corresponding prototype.
7661 * cfgbuild.c (find_sub_basic_blocks): Remove.
7662 * basic-block.h: Remove the corresponding prototype.
7663 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
7664 in comments.
7665 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
7667 * tree-ssa-operands.c (check_build_stmt): Remove.
7669 * stor-layout.c (set_alignment): Remove.
7670 * tree.h: Remove the corresponding prototype.
7672 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
7674 * tree-ssa-dce.c (control_dependence_map,
7675 visited_control_parents): Make them static.
7677 * cfghooks.c (verify_flow_info): Remove local variable
7678 num_bb_notes.
7680 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
7681 last_bb_seen.
7683 * loop-unswitch.c (unswitch_loop): Remove local variable src.
7685 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
7687 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
7689 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
7691 * config/ia64/hpux.h (LINK_SPEC): Add -z.
7692 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
7693 PARALLEL for an empty structure.
7695 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7697 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
7699 * fold-const.c (fold_binary): Unroll the very first "for"
7700 loop.
7702 2005-03-06 David Edelsohn <edelsohn@gnu.org>
7704 * config/rs6000/predicates.md (branch_comparison_operator): Remove
7705 redundant match_code test.
7706 (scc_comparison_operator): Swap match_operand and match_code
7707 tests.
7708 (branch_positive_comparison_operator): Same.
7709 (trap_comparison_operator): Use comparison_operator and swap with
7710 match_code test.
7712 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
7714 PR target/20288
7715 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
7716 (out_movhi_r_mr): Read low byte of volatile MEM first.
7717 (out_movhi_mr_r): Write high byte of volatile MEM first.
7719 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7721 * cselib.c (reg_values, reg_values_size): Make them static.
7723 * cse.c (cse_reg_info_table): Make it static.
7725 * fold-const.c (fold_unary): Use build1 instead of copy_node.
7727 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
7729 * cse.c (find_best_addr): Use canon_for_address.
7731 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7733 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
7734 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
7735 SUBREG and MEM, respectively.
7737 * fold-const.c (fold_binary): Use code instead of t.
7739 * fold-const.c (optimize_minmax_comparison): Take decomposed
7740 arguments code, type, op0, and op1 instead of t.
7741 (fold_binary): Update a call to optimize_minmax_comparison.
7743 * fold-const.c (fold_range_test): Take decomposed arguments
7744 code, type, op0, and op1 instead of t.
7745 (fold_binary): Update a call to fold_range_test.
7747 * fold-const.c (fold_binary_op_with_conditional_arg): Take
7748 decomposed arguments code, type, op0, and op1 instead of t.
7749 (fold_binary): Update a call to fold_range_test.
7751 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7753 * fold-const.c (fold_binary): Avoid directly using the original
7754 expression t as much as possible.
7756 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7758 * c-semantics.c (build_stmt): Use TYPE_P instead of
7759 IS_NON_TYPE_CODE_CLASS.
7760 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
7761 (NON_TYPE_CHECK): Use TYPE_P instead of
7762 IS_NON_TYPE_CODE_CLASS.
7764 * fold-const.c (fold): Remove handling of binary expressions.
7766 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
7768 * doc/c-tree.texi: Wrap comments in @r{}.
7769 * doc/cpp.texi: Likewise.
7770 * doc/cppinternals.texi: Likewise.
7771 * doc/extend.texi: Likewise.
7772 * doc/md.texi: Likewise.
7773 * doc/objc.texi: Likewise.
7774 * doc/sourcebuild.texi: Likewise.
7775 * doc/tm.texi: Likewise.
7776 * doc/tree-ssa.texi
7778 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7780 * predict.c (apply_return_prediction): Standardize PHI chain
7781 walking.
7782 * tree-ssa.c (ssa_redirect_edge): Likewise.
7784 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
7785 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
7786 Update copyright.
7788 * tree-phinodes.c (remove_phi_node): Drop the last argument.
7789 * tree-flow.h: Adjust the prototype for remove_phi_node.
7790 * lambda-code.c (perfect_nestify): Adjust a call to
7791 remove_phi_node.
7792 * tree-cfg.c
7793 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7794 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
7795 Likewise.
7796 * tree-ssa-dce.c (remove_dead_phis): Likewise.
7797 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
7798 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
7799 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
7801 * combine.c (simplify_and_const_int): Use gen_int_mode instead
7802 of GEN_INT (trunc_int_for_mode (...)).
7803 * loop-iv.c (iv_number_of_iterations): Likewise.
7804 * postreload.c (reload_cse_move2add): Likewise.
7805 * simplify-rtx.c (simplify_const_unary_operation,
7806 simplify_const_binary_operation): Likewise.
7807 * stor-layout.c (get_mode_bounds): Likewise.
7809 * fold-const.c (fold_binary): New.
7810 (fold): Call fold_binary on binary expressions.
7812 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
7814 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
7815 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
7816 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
7817 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
7818 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
7820 2005-03-04 Devang Patel <dpatel@apple.com>
7822 PR tree-optimization/18815
7823 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7824 loops with zero exit edges.
7826 2005-03-04 Devang Patel <dpatel@apple.com>
7828 * doc/invoke.texi: Remove reference to webpage that does not exist.
7830 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
7831 Joseph S. Myers <joseph@codesourcery.com>
7833 PR c++/19797
7834 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
7835 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
7836 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
7837 * pa.c (get_plabel): Change argument to symbol_ref. Call
7838 maybe_get_identifier instead of get_identifier.
7839 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
7840 (struct deferred_plabel): Replace name field with symbol field.
7841 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
7842 ASM_OUTPUT_EXTERNAL_REAL is defined.
7843 (output_global_address): Use output_addr_const for output of all
7844 symbol_refs.
7845 (output_deferred_plabels): Use symbol_ref instead of name for address
7846 output.
7847 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
7848 ASM_OUTPUT_SYMBOL_REF): New macros.
7849 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
7850 comment.
7851 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
7852 label.
7854 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
7856 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
7857 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
7859 2005-03-04 Jeff Law <law@redhat.com>
7861 * basic-block.h (rediscover_loops_after_threading): Declare.
7862 * tree-ssa-dom.c: Include cfgloop.h.
7863 (tree_ssa_dominator_optimize): Discover loops and some basic
7864 properties. Remove forwarder blocks recreated by loop header
7865 canonicalization. Also mark backedges in the CFG.
7866 * tree-ssa-threadupdate.c: Include cfgloop.h
7867 (rediscover_loops_after_threading): Define.
7868 (struct local_info): New field, JUMP_THREADED.
7869 (prune_undesirable_thread_requests): New function.
7870 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
7871 then record that fact for the callers of redirct_edges.
7872 (thread_block): If BB has incoming backedges, then call
7873 prune_undesirable_thraed_requests. Note when we are
7874 going to have to rediscover loop information. Return a
7875 boolean indicating if any jumps were threaded.
7876 (thread_through_all_blocks): Bubble up boolean indicating
7877 if any jumps were threaded.
7878 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
7879 (tree-ssa-threadupdate.o): Similarly.
7881 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7883 * fold-const.c (fold_ternary): Unroll the "for" loop to
7884 extract operands.
7886 2005-03-04 Andrew Haley <aph@redhat.com>
7888 * unwind-dw2-fde-glibc.c (struct
7889 unw_eh_callback_data.check_cache): New field.
7890 (frame_hdr_cache): New.
7891 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
7892 Cache frame header info.
7894 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
7896 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
7897 (print_c_condition): Declare.
7898 * read-rtl.c (ptr_loc): New structure.
7899 (ptr_locs, ptr_loc_obstack, joined_conditions)
7900 (joined_conditions_obstack): New variables.
7901 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
7902 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
7903 (join_c_conditions, print_c_condition): New functions.
7904 (apply_macro_to_string): Associate the new string with the same
7905 source location as the old one.
7906 (add_condition_to_string): Use join_c_conditions.
7907 (read_string): Use set_rtx_ptr_loc to record a filename and line
7908 number for the string.
7909 (read_rtx): Initialize the new variables above.
7910 * genattrtab.c (write_test_expr, write_attr_value): Use
7911 print_c_condition.
7912 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
7913 comment above the GCC_VERSION check.
7914 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
7915 Inline the definition of MAYBE_EVAL.
7916 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
7917 * genoutput.c (process_template): Likewise.
7918 * genpreds.c (write_predicate_subfunction): Likewise.
7919 (write_predicate_expr): Use print_c_condition.
7920 * genrecog.c (write_cond): Likewise.
7921 * gensupport.c (process_rtx): Use join_c_conditions to join the
7922 conditions of a define_insn_and_split. Record a source location
7923 for the string after the "&&".
7924 (alter_test_for_insn): Use join_c_conditions.
7926 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
7928 Revert for now:
7929 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7930 PR tree-optimization/15784
7931 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7932 and -1 - A to ~A.
7934 2005-03-04 Ben Elliston <bje@au.ibm.com>
7936 * gcc.c (option_map): Add --coverage.
7937 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
7938 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
7939 * config/darwin.h: Pass -lgcov for `coverage'.
7940 * doc/invoke.texi (Debugging Options): Document --coverage.
7942 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7944 * gcse.c (bypass_block): Use find_edge wherever possible.
7946 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
7948 Fix PR debug/20253
7950 * c-opts.c (c_common_parse_file): Call start_source_file
7951 and end_source_file at the approriate times.
7953 * dwarf2out.c (dwarf2out_finish): Don't auto-end
7954 the main file, it will be done for us now.
7956 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7958 * fold-const.c (fold_ternary): New.
7959 (fold): Call fold_ternary on ternary expressions. Remove
7960 handling of ternary expressions.
7962 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7964 PR tree-optimization/15784
7965 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7966 and -1 - A to ~A.
7968 2005-03-03 David Edelsohn <edelsohn@gnu.org>
7970 * config/rs6000/predicates.md (branch_comparison_operator):
7971 Convert from C block to conditional format.
7973 2005-03-03 Jan Hubicka <jh@suse.cz>
7975 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
7976 and non-constant public variables.
7978 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
7980 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
7981 with LABEL_EXPR.
7983 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
7984 EDGE_I.
7986 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
7987 calls to release_ssa_name and release_phi_node.
7989 * fold-const.c (fold): Remove handling of unary expressions.
7991 * fold-const.c (fold_unary): Avoid directly using the original
7992 expression t as much as possible.
7994 2005-03-03 Roger Sayle <roger@eyesopen.com>
7995 Andrew Pinski <pinskia@physics.uc.edu>
7997 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
7998 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
8000 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
8002 Describe special registers SRP and MOF as allocatable registers.
8003 * config/cris/cris.c (cris_md_asm_clobbers): New function.
8004 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
8005 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
8006 TARGET_HAS_MUL_INSNS.
8007 (cris_print_operand) <case 'd'>: New case.
8008 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
8009 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
8010 define.
8011 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
8012 (REG_ALLOC_ORDER): Update for MOF.
8013 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
8014 SPECIAL_REGS.
8015 (GENERAL_REGS): No longer a define of ALL_REGS.
8016 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
8017 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8018 Adjust accordingly.
8019 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
8020 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
8021 (SECONDARY_RELOAD_CLASS): Define.
8022 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
8023 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
8024 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
8025 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
8026 (REGISTER_MOVE_COST): Define.
8027 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
8028 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
8029 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
8030 (CRIS_MOF_REGNUM): New define_constants.
8031 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
8032 special registers.
8033 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
8034 New patterns.
8035 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
8036 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
8037 Adjust for MOF being properly described as a register.
8038 (indir_to_reg_split): Name this split. Conditionalize on the
8039 destination register being a general register.
8040 (movei): Conditionalize on on operands 0 and 1 having the same
8041 register class.
8043 2005-03-03 Alan Modra <amodra@bigpond.net.au>
8045 PR target/20277
8046 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
8047 -mcpu to override any other explicitly given flags.
8049 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
8051 * recog.c (verify_changes, confirm_change_group): New functions,
8052 broken out of apply_change_group.
8053 (apply_change_group): Use them.
8054 * recog.h (verify_change, confirm_change_group): Declare.
8055 * rtl.h (redirect_jump_2): Declare.
8056 * jump.c (redirect_exp, invert_exp): Delete.
8057 (invert_exp_1): Take second parameter. Return value. Changed caller.
8058 (redirect_jump_2): New function, broken out of redirect_jump.
8059 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
8060 (invert_jump): Use invert_jump_1 and redirect_jump_2.
8061 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
8063 2005-03-02 Geoffrey Keating <geoffk@apple.com>
8065 * varasm.c (named_section): Use xstrdup rather than doing it by
8066 hand.
8068 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
8070 2005-03-02 Devang Patel <dpatel@apple.com>
8072 Undo PR tree-optimization/18815 fix.
8074 2005-03-02 Devang Patel <dpatel@apple.com>
8076 PR tree-optimization/18815
8077 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8078 loops with zero exit edges.
8080 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8082 * cfg.c (connect_src, connect_dest, disconnect_src,
8083 disconnct_dest): New.
8084 (unchecked_make_edge, remove_edge, redirect_edge_succ,
8085 redirect_edge_pred): Use the new functions.
8087 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8088 free_dominance_info only when needed.
8090 2005-03-02 David Edelsohn <edelsohn@gnu.org>
8092 PR target/20276
8093 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
8094 (reg_or_sub_cint64_operand): Same.
8096 2005-03-02 Jeff Law <law@redhat.com>
8098 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
8099 CFG_ALTERED in the main DOM iteration loop.
8101 2005-03-02 Mark Mitchell <mark@codesourcery.com>
8103 PR c++/19916
8104 * varasm.c (initializer_constant_valid_p): Allow conversions
8105 between OFFSET_TYPEs. Tidy.
8107 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
8109 * config/cris/cris.md ("return"): Remove epilogue delay list
8110 sanity check.
8112 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
8114 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
8115 for Thumb.
8116 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
8118 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8120 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
8121 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
8122 config/m68k/m68k.c, config/mips/mips.h,
8123 config/rs6000/rs6000-protos.h, doc/contrib.texi,
8124 doc/include/gcc-common.texi: Update copyright.
8126 PR middle-end/18029 and PR middle-end/18030
8127 * expr.c (optimize_bitfield_assignment_op): Add a special case
8128 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
8130 * fold-const.c (fold_unary): New.
8131 (fold): Call fold_unary on unary expressions.
8133 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
8135 * cgraph.h (struct cgraph_edge): Add prev_caller and
8136 prev_callee fields.
8137 (cgraph_node_remove_callees): Export.
8138 * cgraph.c (cgraph_create_edge): Initialize prev_caller
8139 and prev_callee.
8140 (cgraph_edge_remove_callee): New function.
8141 (cgraph_edge_remove_caller): Likewise.
8142 (cgraph_remove_edge): Use.
8143 (cgraph_redirect_edge_callee): Likewise.
8144 (cgraph_node_remove_callees): New function.
8145 (cgraph_node_remove_callers): Likewise.
8146 (cgraph_remove_node): Use.
8147 * tree-optimize.c (tree_rest_of_compilation): Use
8148 cgraph_node_remove_callees instead of manual loop.
8149 * cgraphunit.c (cgraph_finalize_function): Likewise.
8150 (cgraph_expand_function): Likewise.
8151 (cgraph_remove_unreachable_nodes): Likewise.
8153 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
8155 PR c/8927
8156 * c-tree.h (undeclared_variable, build_external_ref): Add extra
8157 argument.
8158 * c-decl.c (undeclared_variable): Take location as argument.
8159 * c-typeck.c (build_external_ref): Likewise.
8160 * c-parser.c (c_parser_postfix_expression): Pass location of
8161 identifier to build_external_ref.
8163 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8165 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
8166 CCEQ mode for branch_positive_comparison_operator test.
8167 * config/rs6000/predicates (branch_comparison_operator): Revert to
8168 define_predicate.
8169 (scc_comparison_operator): Same.
8170 (branch_positive_comparison_operator): Same.
8172 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
8174 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
8175 (cris_delay_slots_for_epilogue): Remove.
8176 (save_last): Move into cris_target_asm_function_epilogue.
8177 (cris_target_asm_function_epilogue): Remove tests for file being
8178 NULL.
8179 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
8180 (cris_delay_slots_for_epilogue): Remove prototypes.
8181 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
8182 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
8184 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8186 * config/rs6000/predicates.md (branch_comparison_operator): Change
8187 to define_special_predicate.
8188 (scc_comparison_operator): Same.
8189 (branch_positive_comparison_operator): Same.
8191 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
8193 * Makefile.in (tree-ssa-sink.o): New.
8194 (OBJS-common): Add tree-ssa-sink.o.
8195 * common.opt: Add -ftree-sink
8196 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
8197 * timevar.def (TV_TREE_SINK): new timevar.
8198 * tree-flow.h (is_hidden_global_store): Prototype.
8199 * tree-optimize.c (init_tree_optimization_passes): Add
8200 pass_sink_code.
8201 * tree-pass.h (pass_sink_code): New.
8202 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
8203 for non-obvious global store store to is_hidden_global_store, and
8204 call that new function.
8205 * tree-ssa-sink.c: New file.
8206 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
8207 * doc/passes.texi: Document forward store motion.
8208 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
8209 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
8210 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
8211 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
8213 2005-03-01 Per Bothner <per@bothner.com>
8215 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
8216 and we have a non-zero column-number, add it to the message.
8217 Also factor out the diagnostic_kind_text.
8219 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8221 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
8222 flow_loop_pre_header_scan, flow_loop_pre_header_find,
8223 flow_loop_scan): Removed.
8224 (flow_loop_dump): Do not dump removed fields.
8225 (flow_loop_free): Do not free removed fields.
8226 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
8227 (loop_exit_edge_p): New function.
8228 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
8229 num_pre_header_edges, entry_edges, num_entries, exit_edges,
8230 num_exits, exits_doms.
8231 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
8232 LOOP_EDGES, LOOP_ALL): Removed.
8233 (flow_loop_scan): Declaration removed.
8234 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
8235 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
8236 flow_loops_find.
8237 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
8238 (if_convert): Call flow_loops_find and flow_loops_free
8239 when calling mark_loop_exit_edges.
8240 * cfgloopanal.c (mark_loop_exit_edges): Moved from
8241 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
8242 free_dominance_info calls.
8243 * loop-init.c (flow_loops_find): Ditto.
8244 * passes.c (rest_of_handle_branch_prob): Ditto.
8245 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
8246 * loop-unroll.c (analyze_insns_in_loop): Do not use
8247 EDGE_LOOP_EXIT.
8248 * predict.c (predict_loops): Do not call flow_loop_scan.
8249 Use get_loop_exit_edges.
8250 (tree_estimate_probability): Do not pass flags to flow_loops_find.
8251 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
8252 Do not use EDGE_LOOP_EXIT.
8253 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
8254 to bb_with_exit_edge_p.
8255 (if_convertible_loop_p): Do not call flow_loop_scan. Use
8256 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
8257 to bb_with_exit_edge_p.
8258 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
8259 EDGE_LOOP_EXIT.
8260 * tree-loop-linear.c (linear_transform_loops): Do not call
8261 flow_loop_scan. Use loop->single_exit.
8262 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
8263 (vect_analyze_loop_form): Do not call flow_loop_scan.
8264 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
8265 loop->single_exit.
8266 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
8267 loop->single_exit.
8268 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
8269 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8270 slpeel_tree_duplicate_loop_to_edge_cfg,
8271 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
8272 Use loop_preheader_edge and loop->single_exit. Do not call
8273 flow_loop_scan.
8275 2005-03-01 Nick Clifton <nickc@redhat.com>
8277 * config/arm/arm.c (thumb_find_work_register): Check all of the
8278 argument registers to see if they are free, and a couple of
8279 special cases where the last argument register but can be proved
8280 to be available during the function's prologue.
8281 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
8282 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
8283 thumb_unexpanded_epilogue): Use unsigned long as the type for the
8284 register bit-mask.
8285 (thumb_compute_save_reg_mask): Likewise. Also use
8286 thumb_find_work_register() to ensure that there is agreement about
8287 which work register is going to be used in the prologue.
8288 (thumb_output_function_prologue): Use unsigned long as the type
8289 for the register bit-mask. Also delay pushing the link register if
8290 other high registers are going to be pushed.
8291 (thumb_compute_save_reg_mask, emit_multi_reg_push,
8292 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
8293 redundant prototypes.
8295 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
8297 PR target/19819
8298 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
8299 and after reload in REG+REG indexed addresses without REG_POINTER
8300 set in the base and not set in the index.
8302 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8304 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
8305 Don't undefine here.
8306 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
8307 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
8308 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8309 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
8310 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
8311 Delete.
8312 * config.gcc (sh*-*-linux*): Use config/linux.h.
8314 2005-02-28 Dale Johannesen <dalej@apple.com>
8315 Stan Shebs <shebs@apple.com>
8317 Rewrite of 64-bit Darwin structure-by-value pass/return.
8318 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
8319 intoffset, use_stack, named.
8320 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
8321 (rs6000_darwin64_record_arg_advance_flush): New.
8322 (rs6000_darwin64_record_arg_advance_recurse): New.
8323 (rs6000_darwin64_record_arg_flush): New.
8324 (rs6000_darwin64_record_arg_recurse): New.
8325 (rs6000_darwin64_record_arg): New.
8326 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
8327 (function_arg_boundary): Handle 128-bit aligned structs.
8328 (function_arg_advance): Rewrite darwin64 struct handling.
8329 (function_arg): Call rs6000_darwin64_record_arg.
8330 (function_arg_partial_nregs): Handle darwin64 structs.
8331 (rs6000_darwin64_function_value): Remove.
8332 (rs6000_function_value): Call rs6000_darwin64_record_arg.
8334 2005-02-28 Roger Sayle <roger@eyesopen.com>
8336 PR tree-optimization/20216
8337 * tree-chrec.c (tree_fold_factorial): Delete.
8338 (tree_fold_binomial): Change argument list to take a return type
8339 and change the type of K to unsigned int. Rewrite to avoid explicit
8340 evaluation of factorials, and (recursively) calling fold to perform
8341 compile-time arithmetic. Return NULL on (internal) overflow.
8342 (chrec_evaluate): Change type of K to an unsigned int. Avoid
8343 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
8344 if any intermediate calculation overflows.
8345 (chrec_apply): Update call to chrec_evaluate.
8347 2005-02-28 James E Wilson <wilson@specifixinc.com>
8349 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
8351 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
8353 PR c/20245
8354 * c-parser.c (c_parser_compound_statement): Return error_mark_node
8355 instead of NULL_TREE on error.
8357 2005-02-28 David Edelsohn <edelsohn@gnu.org>
8359 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
8360 (EASY_VECTOR_15_ADD_SELF): Remove.
8361 (num_insns_constant_wide): Not static.
8362 (validate_condition_mode): Not static.
8363 (toc_relative_expr_p): Not static.
8364 (legitimate_indirect_address_p): Not static.
8365 (macho_lo_sum_memory_operand): Not static.
8366 (invalid_e500_subreg): Not static.
8367 (easy_vector_same): Not static.
8368 (easy_vector_splat_const): Not static.
8369 (RS6000_SYMBOL_REF_TLS_P): Remove.
8370 (any_operand): Delete.
8371 (any_parallel_operand): Delete.
8372 (count_register_operand): Delete.
8373 (altivec_register_operand): Delete.
8374 (xer_operand): Delete.
8375 (s8bit_cint_operand): Delete.
8376 (short_cint_operand): Delete.
8377 (u_short_cint_operand): Delete.
8378 (non_short_cint_operand): Delete.
8379 (exact_log2_cint_operand): Delete.
8380 (gpc_reg_operand): Delete.
8381 (cc_reg_operand): Delete.
8382 (cc_reg_not_cr0_operand): Delete.
8383 (reg_or_short_operand): Delete.
8384 (reg_or_neg_short_operand): Delete.
8385 (reg_or_aligned_short_operand): Delete.
8386 (reg_or_u_short_operand): Delete.
8387 (reg_or_cint_operand): Delete.
8388 (reg_or_arith_cint_operand): Delete.
8389 (reg_or_add_cint64_operand): Delete.
8390 (reg_or_sub_cint64_operand): Delete.
8391 (reg_or_logical_cint_operand): Delete.
8392 (got_operand): Delete.
8393 (got_no_const_operand): Delete.
8394 (easy_fp_constant): Delete.
8395 (easy_vector_constant): Delete.
8396 (easy_vector_constant_add_self): Delete.
8397 (zero_constant): Delete.
8398 (zero_fp_constant): Delete.
8399 (volatile_mem_operand): Delete.
8400 (offsettable_mem_operand): Delete.
8401 (mem_or_easy_const_operand): Delete.
8402 (add_operand): Delete.
8403 (non_add_cint_operand): Delete.
8404 (logical_operand): Delete.
8405 (non_logical_cint_operand): Delete.
8406 (mask_operand): Delete.
8407 (mask_operand_wrap): Delete.
8408 (mask64_operand): Delete.
8409 (mask64_2_operand): Delete.
8410 (and64_operand): Delete.
8411 (and64_2_operand): Delete.
8412 (and_operand): Delete.
8413 (reg_or_mem_operand): Delete.
8414 (lwa_operand): Delete.
8415 (symbol_ref_operand): Delete.
8416 (call_operand): Delete.
8417 (current_file_function_operand): Delete.
8418 (input_operand): Delete.
8419 (rs6000_nonimmediate_operand): Delete.
8420 (rs6000_tls_symbol_ref): Delete.
8421 (save_world_operation): Delete.
8422 (restore_world_operation): Delete.
8423 (load_multiple_operation): Delete.
8424 (store_multiple_operation): Delete.
8425 (vrsave_operation): Delete.
8426 (mfcr_operation): Delete.
8427 (mtcrf_operation): Delete.
8428 (lmw_operation): Delete.
8429 (stmw_operation): Delete.
8430 (branch_comparison_operator): Delete.
8431 (branch_positive_comparison_operator): Delete.
8432 (scc_comparison_operator): Delete.
8433 (trap_comparison_operator): Delete.
8434 (boolean_operator): Delete.
8435 (boolean_or_operator): Delete.
8436 (min_max_operator): Delete.
8437 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
8438 (EASY_VECTOR_15): Moved to here.
8439 (EASY_VECTOR_15_ADD_SELF): Move to here.
8440 (PREDICATE_CODES): Delete.
8441 * config/rs6000/rs6000-protos.h: Delete predicate functions.
8442 Declare functions no longer static.
8443 * config/rs6000/predicates.md: New.
8444 * config/rs6000/rs6000.md: Include predicates.md
8446 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
8448 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
8449 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
8450 REG_ALWAYS_RETURN.
8451 * cfgrtl.c (need_fake_edge_p): Likewise.
8452 * combine.c (distribute_notes): Likewise.
8453 * emit-rtl.c (try_split): Likewise.
8454 * recog.c (peephole2_opimize): Likewise.
8455 * reg-notes.def (ALWAYS_RETURN): Remove.
8456 * rtl.h (LCT_ALWAYS_RETURN): Remove.
8457 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
8458 * tree.h (ECF_ALWAYS_RETURN): Remove.
8460 2005-02-28 Roger Sayle <roger@eyesopen.com>
8462 PR middle-end/19874
8463 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
8464 between different machine modes is never a "useless" conversion.
8466 2005-02-28 Geert Bosch <bosch@gnat.com>
8468 PR ada/15977
8469 * doc/contrib.texi: List contributors for Ada front end
8471 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8473 * simplify-rtx.c (simplify_unary_operation_1,
8474 simplify_const_unary_operation): New, extracted from...
8475 (simplify_unary_operation): ... this one.
8476 (simplify_binary_operation_1,
8477 simplify_const_binary_operation): New, extracted from...
8478 (simplify_binary_operation): ... this one.
8479 * rtl.h (simplify_const_unary_operation,
8480 simplify_const_binary_operation): Add prototypes.
8482 2005-02-28 Julian Brown <julian@codesourcery.com>
8484 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
8485 building libjava and caused PR regression/20228.
8487 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8489 PR bootstrap/17383
8490 * Makefile.in (host_subdir): New.
8491 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8492 * configure: Regenerate.
8494 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8496 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
8497 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
8498 installation directory first.
8500 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8502 PR target/19065.
8503 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
8504 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
8505 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
8506 * config/cris/cris.md: Tweak comments referring to Q.
8507 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
8508 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
8509 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
8510 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
8511 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
8512 Insert spaces in constraints to align alternatives vertically for
8513 readability.
8514 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8515 operand 1: "M".
8517 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8519 PR rtl-optimization/17728
8520 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
8521 operand 0 from general_operand to move_dest_operand.
8523 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8525 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
8526 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
8527 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
8528 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
8530 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8532 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
8533 * configure: Regenerate.
8534 * libada-mk.in: Remove CC; rename
8535 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
8537 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8539 PR tree-opt/20188
8540 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
8541 for the lhs, also walk over the tree. Likewise for rhs.
8543 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8545 * tree-ssa-dom.c (simple_iv_increment_p): New function.
8546 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
8547 Do not propagate value of iv before increment over the increment.
8549 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8551 * c-parser.c: New file.
8552 * c-parse.in: Remove.
8553 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
8554 Remove.
8555 (c-parser.o): Add dependencies.
8556 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
8557 maintainer-clean, TAGS): Update.
8558 * c-config-lang.in (gtfiles): Update.
8559 * gengtype-lex.l: Don't handle "@@".
8560 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
8561 objc_build_synchronized, objc_begin_try_stmt,
8562 objc_begin_catch_clause, objc_finish_catch_clause,
8563 objc_build_finally_clause, objc_finish_try_stmt): New.
8564 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
8565 type_seen_p.
8566 (c_parse_init): Update comment.
8567 * c-decl.c (c_init_decl_processing): Update comment.
8568 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
8569 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
8570 new c_declspecs members.
8572 2005-02-25 Julian Brown <julian@codesourcery.com>
8574 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8575 from being used for symbols with vague linkage when
8576 HAVE_GAS_COMDAT_GROUP is true.
8578 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8580 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8582 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8584 PR target/19930
8585 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
8586 (LIBGCC2_HAS_DF_MODE): New.
8587 (LIBGCC2_HAS_XF_MODE): New.
8588 (LIBGCC2_HAS_TF_MODE): New.
8589 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8590 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8591 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8592 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8593 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
8594 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
8595 and add _fixtfdi, _fixunstfdi, _floatditf
8596 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
8597 L_fixunstfdi, L_floatditf.
8598 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
8599 (LIBGCC2_HAS_TF_MODE): Define.
8601 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8603 PR tree-optimization/20204
8604 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
8605 REWRITE_THIS_STMT markers on PHI nodes.
8606 (rewrite_initialize_block): Likewise.
8608 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8610 * version.c (version_string): Update to 4.1.
8612 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8614 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8615 Clarify that the alternative way doesn't work in GNU C++.
8617 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8619 PR tree-optimization/19937
8620 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
8621 to the type of the induction variable.
8623 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
8625 PR rtl-optimization/20117
8626 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
8627 the block including noncopyable insn.
8629 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8631 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
8632 calls to find_reg_note.
8634 2005-02-24 Richard Henderson <rth@redhat.com>
8636 PR tree-opt/20127
8637 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
8638 the type.
8640 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
8642 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
8643 vector types if to use base reg for misaligned non-word ld/std.
8645 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8647 PR target/14619
8648 * config/cris/cris.c (cris_target_asm_function_prologue): Create
8649 dwarf2 label manually and put it after, not before the prologue.
8651 2005-02-24 David Edelsohn <edelsohn@gnu.org>
8653 PR target/19019
8654 * reload.c (operands_match_p): Only increment register number for
8655 SCALAR_INT_MODE_P modes in multiple hard registers.
8657 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
8658 Fix formatting.
8660 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8662 * ChangeLog.5: Fix log message typo(s).
8663 * ChangeLog.7: Likewise.
8664 * ChangeLog.tree-ssa: Likewise.
8665 * cfgexpand.c: Fix comment typo(s).
8666 * conflict.c: Likewise.
8667 * defaults.h: Likewise.
8668 * dwarf2out.c: Likewise.
8669 * gcse.c: Likewise.
8670 * ggc-page.c: Likewise.
8671 * tree-eh.c: Likewise.
8672 * tree-ssa-dom.c: Likewise.
8674 2005-02-24 Jakub Jelinek <jakub@redhat.com>
8676 PR target/19019
8677 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
8678 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
8679 if SHARED is defined.
8681 PR target/20196
8682 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
8683 allow splitting only if operands 0 and 3 don't overlap.
8685 2005-02-24 Richard Henderson <rth@redhat.com>
8687 PR middle-end/19953
8688 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
8689 (fold_builtin_1): Call them.
8690 * fold-const.c (fold_complex_mult_parts): Split out from ...
8691 (fold_complex_mult): ... here. Fix typo in both imaginary case.
8692 (fold_complex_div_parts, fold_complex_div): New.
8693 (fold): Use them.
8694 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
8696 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8698 * tree-ssa-ccp.c (visit_assignment): Verify that result of
8699 VIEW_CONVERT_EXPR is_gimple_min_invariant.
8701 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
8702 (print_node): Likewise.
8703 Print TYPE_SIZES_GIMPLIFIED.
8705 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8707 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
8708 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
8709 operands as commutative in constraints.
8711 2005-02-24 Diego Novillo <dnovillo@redhat.com>
8713 * tree-into-ssa.c: Re-organize internal functions.
8715 2005-02-24 Richard Henderson <rth@redhat.com>
8717 PR middle-end/18902
8718 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
8719 for c99.
8720 * common.opt (fcx-limited-range): New.
8721 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
8722 * toplev.c (flag_complex_method): Initialize to 1.
8723 (process_options): Set flag_complex_method to 0 if
8724 flag_cx_limited_range.
8725 * doc/invoke.texi (-fcx-limited-range): New.
8727 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8729 * cse.c (delete_trivially_dead_insns): Speed up by using
8730 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
8731 prev_real_insn.
8733 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
8735 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
8736 functions when -mid-shared-library is being used.
8738 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8740 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
8741 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
8742 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
8743 * system.h: Poison LINK_LIBGCC_SPECIAL.
8745 2005-02-23 James E Wilson <wilson@specifixinc.com>
8747 * gengtype.c (note_insn_name): Make 1 element larger.
8749 2005-02-23 Roger Sayle <roger@eyesopen.com>
8751 PR target/20018
8752 PR rtl-optimization/20097
8753 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8754 BImode SUBREGs of SImode registers which confuse the ia64 backend.
8756 2005-02-23 David Edelsohn <edelsohn@gnu.org>
8758 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
8759 * t-aix52 (SHLIB_INSTALL): Same.
8761 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
8763 * genpreds.c: Update copyright.
8765 2005-02-23 Michael Beach <michaelb@ieee.org>
8767 PR target/20159
8768 * config/sparc/t-elf (startup files): Assemble with CPP.
8770 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
8772 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
8773 (write_predicate_expr): Likewise.
8775 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8777 PR tree-optimization/20100
8778 PR tree-optimization/20115
8779 * tree-optimize.c (init_tree_optimization_passes): Remove
8780 pass_maybe_create_global_var.
8781 * tree-pass.h (pass_maybe_create_global_var): Remove.
8782 * tree-ssa-alias.c (aliases_computed_p): Declare.
8783 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
8784 (count_calls_and_maybe_create_global_var): Remove.
8785 (pass_maybe_create_global_var): Remove.
8786 (init_alias_info): Do not declare aliases_computed_p.
8787 (maybe_create_global_var): If the function contains no
8788 call-clobbered variables and a mix of pure/const and regular
8789 function calls, create .GLOBAL_VAR.
8790 Mark all call-clobbered variables for renaming.
8791 (merge_pointed_to_info): Update comment.
8792 (add_pointed_to_var): Likewise.
8793 (is_escape_site): Likewise.
8794 Accept struct alias_info * instead of size_t *.
8795 Update all users.
8796 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
8797 as necessary.
8798 * tree-ssa-operands.c (get_call_expr_operands): If
8799 ALIASES_COMPUTED_P is false, do not add call-clobbering
8800 operands.
8801 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
8802 (delete_tree_ssa): Likewise.
8804 2005-02-22 James E Wilson <wilson@specifixinc.com>
8806 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
8807 (do_compile): Do call it here.
8809 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8811 PR rtl-optimization/20017.
8812 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
8813 rest_of_handle_cse2, rest_of_handle_gcse): Call
8814 delete_dead_jumptables immediately before calling cleanup_cfg.
8816 2005-02-22 Devang Patel <dpatel@apple.com>
8818 PR 19952
8819 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
8820 all labels
8822 2005-02-22 David Edelsohn <edelsohn@gnu.org>
8824 * config/rs6000/aix.h (WINT_TYPE): Define.
8826 2005-02-22 Stan Shebs <shebs@apple.com>
8828 * config/rs6000/rs6000.c (rs6000_override_options): Default to
8829 natural alignment for 64-bit Darwin.
8830 (rs6000_parse_alignment_option): Warn about uses of -malign-power
8831 on 64-bit Darwin.
8832 * doc/invoke.texi: Document this.
8834 2005-02-22 DJ Delorie <dj@redhat.com>
8836 * c-common.c (c_common_type_for_mode): Pass the mode's precision
8837 to make_[un]signed_type, not the mode itself.
8839 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8841 * cfg.c (cached_make_edge): Call make_edge if edge cache is
8842 not available. Use tail calls wherever possible.
8843 (make_edge): Call unchecked_make_edge to create an edge.
8845 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
8846 (coalesce_ssa_name): Don't check for
8847 SSANORM_USE_COALESCE_LIST.
8848 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
8850 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8852 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
8853 (rewrite_into_ssa): ... here.
8855 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
8857 PR tree-optimization/19786
8858 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
8859 tag to another's may-alias bitmap when adding to the other's list.
8861 2005-02-21 DJ Delorie <dj@redhat.com>
8863 * tree-ssa-loop-ivopts.c (computation_cost): Start register
8864 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
8865 registers in unsupported ways.
8866 * expmed.c (init_expmed): Likewise.
8868 2005-02-21 Stan Cox <scox@redhat.com>
8870 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
8872 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8874 * tree-cfg.c (fold_cond_expr_cond): New.
8875 (make_edges): Call fold_cond_expr_cond.
8876 (find_taken_edge): Accept nothing but INTEGER_CST.
8877 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
8878 and 1.
8879 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
8881 * flow.c (delete_dead_jumptables): Speed up by scanning insns
8882 that do not belong to any basic block.
8884 2005-02-21 Jeff Law <law@redhat.com>
8886 * cfganal.c (find_unreachable_blocks): Manually CSE load of
8887 e->dest.
8889 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8891 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
8892 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
8893 Adjust their definitions.
8894 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
8895 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
8897 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
8898 genautomata.c, langhooks.c, langhooks.h, system.h,
8899 config/arm/lib1funcs.asm: Update copyright.
8901 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8903 * dbxout.c (dbxout_function_end): Emit Lscope label always.
8905 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
8907 PR bootstrap/13770
8908 * doc/install.texi: Document --with-gc.
8910 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
8912 * simplify-rtx.c (simplify_unary_operation): Add a missing
8913 "break" statement.
8915 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8917 PR tree-optimization/18663
8918 * tree-ssa-dom.c (extract_range_from_cond): Return 0
8919 if the type has variable bounds.
8921 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
8923 * gcse.c: Remove an obsolete comment.
8925 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
8927 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
8929 * doc/extend.texi (Function Attributes) <Attribute const>: The
8930 attribute "pure" is below this text, not above.
8932 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8934 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
8935 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
8936 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
8938 2005-02-20 Zack Weinberg <zack@codesourcery.com>
8940 PR 18785
8941 * langhooks.h (struct lang_hooks): Add to_target_charset.
8942 * langhooks.c (lhd_to_target_charset): New function.
8943 * langhooks-def.h: Declare lhd_to_target_charset.
8944 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
8945 (LANG_HOOKS_INITIALIZER): Update.
8946 * c-common.c (c_common_to_target_charset): New function.
8947 * c-common.h: Declare it.
8948 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
8949 c_common_to_target_charset.
8951 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
8952 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
8953 Delete definitions.
8954 * system.h: Poison them.
8955 * doc/tm.texi: Don't discuss them.
8956 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
8957 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
8958 (pp_c_char): Do not attempt to generate letter escapes for
8959 newline, tab, etc.
8960 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
8961 * config/mips/mips.c (mips_output_ascii): Likewise.
8963 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
8965 PR tree-optimization/19951
8966 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
8967 is abnormal.
8969 2005-02-19 Steven Bosscher <stevenb@suse.de>
8971 PR middle-end/19698
8972 * function.h (struct function): New field `max_loop_depth'.
8973 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
8974 (flow_loops_find): Reset the max loop depth count before finding loops.
8975 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
8976 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
8977 (calculate_global_regs_live): Make sure the loop will terminate
8978 when the initial sets are not empty.
8980 2005-02-19 Zack Weinberg <zack@codesourcery.com>
8982 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
8983 object inside.
8984 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
8986 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
8988 PR other/19525
8989 * doc/invoke.texi: Remove documentation of %M spec.
8990 * gcc.c: Likewise.
8991 (init_spec): Remove %M suffix from -lgcc_s.
8992 (do_spec_1): Remove 'M' case.
8993 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
8994 to put shared libraries in the multilib directory. Remove the
8995 shlib_so_soname substitution variable. Don't add a multilib encoding
8996 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
8997 reported by -print-multi-os-directory. Pass @multilib_dir@ to
8998 SHLIB_INSTALL as well as SHLIB_LINK.
8999 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
9000 (SHLIB_NAME): Delete.
9001 (SHLIB_DIR): New macro.
9002 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
9003 (SHLIB_INSTALL): Adjust accordingly.
9004 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
9005 * config/t-slibgcc-sld: Likewise.
9006 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
9007 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
9008 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
9009 in $(SHLIB_DIR).
9010 (SHLIBUNWIND_INSTALL): Adjust accordingly.
9011 * config/i386/t-nwld (SHLIB_SONAME): Delete.
9012 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
9013 Use @shlib_base_name@ instead of @shlib_so_name@.
9014 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
9015 and @shlib_base_name@.so in @multilib_dir@.
9016 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
9017 to the install path.
9018 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
9019 (SHLIB_LINK): Remove previous workaround.
9020 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
9021 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
9022 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
9023 the install path.
9024 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
9025 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
9026 (SHLIB_INSTALL): Adjust accordingly.
9027 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
9028 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
9029 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
9030 config/t-slibgcc-elf-ver.
9032 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
9033 Jakub Jelinek <jakub@redhat.com>
9035 PR tree-optimization/19828
9036 * tree-ssa-loop-im.c: Add a TODO comment.
9037 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
9038 without side-effects.
9040 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9042 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
9043 call fold_convert.
9045 2005-02-18 James E. Wilson <wilson@specifixinc.com>
9047 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
9048 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
9049 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
9050 functions.
9051 (ia64_reorg): Delete fixup_errata call.
9052 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
9053 (TARGET_SWITCHES): Delete -mb-step entry.
9055 2005-02-19 Jakub Jelinek <jakub@redhat.com>
9057 PR c/20043
9058 * c-typeck.c (composite_type): Handle quals in transparent unions.
9059 (type_lists_compatible_p): Likewise.
9061 2005-02-18 Stan Shebs <shebs@apple.com>
9063 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
9064 expressions in the .literal8 section.
9066 2005-02-18 Geoffrey Keating <geoffk@apple.com>
9068 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
9070 2005-02-18 Roger Sayle <roger@eyesopen.com>
9072 * fold-const.c (constant_boolean_node): Always create values of the
9073 specified type, don't bother calling truthvalue_conversion.
9075 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9077 * except.c (output_function_exception_table): Call
9078 assemble_external_libcall (eh_personality_libfunc).
9080 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9082 PR target/19886
9083 * config/ia64/ia64.h (struct machine_function): Add state_num.
9084 * config/ia64/ia64.c (process_epilogue,
9085 process_for_unwind_directive): Use new unwind state numbers each
9086 time rather than state 1.
9088 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9090 PR target/20054
9091 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
9092 before the "*llgt_didi" pattern.
9094 2005-02-18 Jason Merrill <jason@redhat.com>
9096 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
9098 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
9100 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
9101 (div0): Use it in place of ARM_FUNC_ALIAS.
9102 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
9104 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
9106 PR middle-end/20030
9107 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
9108 access, the lower bound of the array type if it exists.
9110 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
9112 PR c++/20008
9113 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
9114 cases that are out-of-range for the index type.
9116 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9118 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
9119 (estimate_case_costs): Don't call convert.
9120 * expmed.c (expand_shift): Likewise.
9121 (make_tree): Call fold_convert instead of convert.
9123 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9125 PR c++/19813
9126 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
9127 that ref to be marked MEM_READONLY_P doesn't have base that needs
9128 constructing.
9130 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9132 * genautomata.c (output_get_cpu_unit_code_func,
9133 output_cpu_unit_reservation_p): Don't generate old-style function
9134 definitions.
9136 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9138 PR c++/20023
9139 PR tree-optimization/20009
9140 * convert.c (convert_to_integer): Revert 2005-02-16 change.
9142 PR tree-optimization/18947
9143 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
9144 inline, remove all nodes that are inlined into the extern inline
9145 being redefined.
9147 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9149 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
9150 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
9151 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
9152 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
9153 Update copyright.
9155 2005-02-17 Roger Sayle <roger@eyesopen.com>
9157 PR tree-optimization/19917
9158 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
9159 to be potentially trapping.
9161 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9163 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
9165 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
9167 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
9168 tem becomes a local variable which is set to the value of the
9169 back end defined INITIAL_FRAME_ADDRESS macro.
9170 (expand_builtin_frame_address): Omit the base parameter to
9171 expand_builtin_return_addr.
9172 (expand_builtin_profile_func): Likewise.
9173 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
9174 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
9175 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
9177 2005-02-17 Jakub Jelinek <jakub@redhat.com>
9179 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
9180 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
9181 * config/frv/frv.c (frv_function_epilogue): Likewise.
9183 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
9185 * lambda-code (perfect_nestify): Remove mark/unmark
9186 for rewriting hack.
9187 * tree-loop-linear.c (linear_transform_loops): Add
9188 rewrite_into_ssa call so that ssa is correct for
9189 rewriting into loop closed.
9191 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
9193 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
9194 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
9195 BITMAP_FREE.
9196 * bt-load.c (btr_def_live_range, combine_btr_defs,
9197 migrate_btr_def, migrate_btr_defs): Likewise.
9198 * cfgcleanup.c (thread_jump): Likewise.
9199 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
9200 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
9201 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
9202 df_rd_local_compute, df_reg_info_compute): Likewise.
9203 * dominance.c (init_dom_info, free_dom_info): Likewise.
9204 * flow.c (init_propagate_block_info,
9205 free_propagate_block_info): Likewise.
9206 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
9207 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
9208 modify_reg_pav): Likewise.
9209 * loop-invariant.c (find_defs, find_invariant_insn,
9210 find_invariants, free_inv_motion_data): Likewise.
9211 * predict.c (tree_predict_by_opcode,
9212 estimate_bb_frequencies): Likewise.
9213 * stmt.c (expand_case): Likewise.
9214 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
9215 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
9216 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
9217 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
9218 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
9219 rewrite_ssa_into_ssa): Likewise.
9220 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9221 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
9222 analyze_edges_for_bb, perform_edge_inserts): Likewise.
9223 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
9224 * tree-sra.c (tree_sra): Likewise.
9225 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
9226 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9227 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
9228 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9229 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
9230 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
9231 Likewise.
9232 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
9233 calculate_live_on_entry, calculate_live_on_exit,
9234 build_tree_conflict_graph): Likewise.
9235 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
9236 record_important_candidates, set_use_iv_cost, find_depends,
9237 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
9238 tree_ssa_iv_optimize_finalize): Likewise.
9239 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
9240 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
9241 tree_duplicate_loop_to_header_edge): Likewise.
9242 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
9243 * tree-ssa.c (verify_flow_insensitive_alias_info,
9244 verify_name_tags, verify_ssa, init_tree_ssa,
9245 delete_tree_ssa): Likewise.
9246 * tree-ssanames.c (marked_ssa_names, init_ssanames,
9247 fini_ssanames): Likewise.
9248 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
9250 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
9252 * config/rs6000/t-rtems: Completely reworked.
9254 2005-02-17 Ira Rosen <irar@il.ibm.com>
9256 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
9258 2005-02-17 Ira Rosen <irar@il.ibm.com>
9260 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
9261 POINTER_TYPE_P when checking that type is a pointer.
9262 (vect_get_memtag): Remove.
9263 (vect_address_analysis): Use POINTER_TYPE_P. Call
9264 vect_object_analysis with dummy parameter for memtag.
9265 (vect_object_analysis): Extract memtag (functionality that
9266 used to be in vect_get_memtag and moved here). Fix printings.
9267 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
9268 with correct parameters. Remove call to vect_get_memtag.
9270 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
9272 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
9273 (tree-vectorizer.o): Added missing dependencies.
9275 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
9276 decleration.
9277 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
9278 declaration in tree-vectorizer.c, now has an extern declaration in
9279 tree-vectorizer.h).
9280 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9281 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9282 get_vectype_for_scalar_type, vect_is_simple_use,
9283 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9284 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
9285 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
9286 vectorizable_store, vectorizable_operation, vectorizable_assignment,
9287 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
9288 find_loop_location): Likewise.
9290 * tree-vectorizer.c (langhooks.h): #include removed.
9291 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
9292 moved to tree-vectorized.h.
9293 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9294 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9295 get_vectype_for_scalar_type, vect_is_simple_use,
9296 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9297 vect_supportable_dr_alignment, new_loop_vec_info,
9298 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
9299 vect_set_verbosity_level, find_loop_location): Likewise.
9301 (vect_analyze_loop): Function externalized. Declaration moved to
9302 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
9303 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
9304 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
9305 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
9306 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
9307 vect_enhance_data_refs_alignment, vect_analyze_operations,
9308 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
9309 vect_stmt_relevant_p, vect_get_loop_niters,
9310 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
9311 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
9312 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
9313 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
9314 vect_get_memtag): Likewise.
9316 (vectorizable_load): Function externalized. Declaration moved to
9317 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
9318 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
9319 vect_transform_loop): Likewise.
9320 (vect_transform_stmt): Moved to tree-vect-transform.c.
9321 (vect_align_data_ref, vect_create_destination_var,
9322 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
9323 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
9324 vect_get_vec_def_for_operand, vect_init_vector,
9325 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
9326 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
9327 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
9328 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
9329 vect_do_peeling_for_loop_bound): Likewise.
9331 * tree-vect-analyze.c: New file.
9332 * tree-vect-transform.c: New file.
9334 2005-02-17 Jason Merrill <jason@redhat.com>
9336 PR mudflap/19319, c++/19317
9337 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
9338 slot explicit.
9340 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
9342 * doc/install.texi (Specific): Update link for Darwin-specific
9343 tool binary site.
9345 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
9347 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
9348 constant_boolean_node.
9350 2005-02-16 David Edelsohn <edelsohn@gnu.org>
9352 PR target/19019
9353 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
9354 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
9356 2005-02-16 Richard Henderson <rth@redhat.com>
9358 PR 19920
9359 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
9360 with W_TYPE_SIZE.
9361 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
9362 replace uses with Wtype_MAXp1_F.
9363 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
9364 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
9365 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
9366 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
9367 and HAVE_TFMODE as appropriate.
9368 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
9369 (__floatdisf): Likewise.
9370 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
9371 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
9372 (Wtype_MAXp1_F): New.
9373 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
9374 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
9376 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
9378 * PR target/19162
9379 * arm.c (arm_apply_result_size): New function.
9380 * arm.h (APPLY_RESULT_SIZE): Define.
9381 * arm-protos.h (arm_apply_result_size): Add prototype.
9382 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
9383 (movxf): New expand.
9384 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
9385 (call_value_symbol): Remove predicate for operand 0.
9386 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
9387 (untyped_call): Rework to correclty return values for any type.
9388 (untyped_return): New expand.
9389 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
9391 2005-02-16 Stan Shebs <shebs@apple.com>
9393 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
9394 * config/rs6000/t-darwin8: New, for 64-bit multilib.
9396 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9398 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
9399 configure settings on Solaris 7 and later.
9401 2005-02-16 Diego Novillo <dnovillo@redhat.com>
9403 PR tree-optimization/19865
9404 * tree-optimize.c (init_tree_optimization_passes): Run
9405 pass_may_alias after pass_sra.
9407 2005-02-16 Richard Henderson <rth@redhat.com>
9408 Stuart Hastings <stuart@apple.com>
9410 PR debug/19521
9411 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
9412 Do nothing if debug info suppressed for this function.
9413 (dbxout_begin_function): Early exit if debug info suppressed for
9414 this function.
9416 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
9418 PR target/20007
9419 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
9420 find_basic_blocks.
9421 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9423 PR tree-optimization/19967
9424 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
9425 expand_builtin_strchr, expand_builtin_strrchr): Take a new
9426 argument TYPE. Adjust calls to fold_builtin_XXX.
9427 (expand_builtin, fold_builtin_1): Adjust calls to
9428 expand_builtin_XXX.
9429 (fold_builtin_strchr, fold_builtin_strpbrk,
9430 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
9431 result to a requested type TYPE.
9433 2005-02-16 Jakub Jelinek <jakub@redhat.com>
9435 PR middle-end/19857
9436 * fold-const.c (fold): Don't optimize (T)(x & cst) to
9437 (T)x & (T)cst if (T)cst overflows.
9438 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
9439 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
9441 2005-02-15 Jeff Law <law@redhat.com>
9443 * gcse.c (blocks_with_calls): New bitmap.
9444 (alloc_gcse_mem): Allocate it.
9445 (free_gcse_mem): Free it.
9446 (clear_modifY_mem_tables): Clear it.
9447 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
9448 when we encounter CALL_INSNs.
9449 (compute_transp, case MEM): Handle blocks with calls separate
9450 from blocks without calls. Use bitmap iterators rather than
9451 FOR_EACH_BB.
9453 2005-02-15 Peter O'Gorman <peter@pogma.com>
9455 PR bootstrap/18810
9456 * mklibgcc.in (vis_hide): Use a temporary object file, not
9457 -o /dev/null.
9459 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
9461 PR target/19924
9462 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
9463 access optimization.
9465 2005-02-15 David Edelsohn <edelsohn@gnu.org>
9466 Alan Modra <amodra@bigpond.net.au>
9468 PR target/19019
9469 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
9470 (_xlqsub): Rename to __gcc_qsub.
9471 (_xlqmul): Rename to __gcc_qmul.
9472 (_xlqdiv): Rename to __gcc_qdiv.
9473 Provide versioned symbol aliases with old names.
9474 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
9475 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
9476 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
9477 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
9478 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
9480 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9482 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
9483 Fold ~(A - 1) and ~(A + -1) to -A.
9485 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9487 PR pch/14940
9488 PR target/19300
9489 * config/host-linux.c (linux_gt_pch_use_address): Copy from
9490 config/pa/pa-host.c:pa_gt_pch_use_address.
9492 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9494 * tree-vn.c (get_value_handle): Make sure that given an
9495 is_gimple_min_invariant expression, we always return it.
9497 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9499 * passes.c (rest_of_handle_gcse): Fix a comment.
9501 2005-02-15 Jeff Law <law@redhat.com>
9503 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9504 bitmap.
9505 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
9506 (canon_list_insert, record_last_mem_set_info): Similarly.
9507 (clear_modify_mem_tables): Similarly.
9509 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9511 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
9512 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
9513 config/mips/mips.md, config/rs6000/aix.h,
9514 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
9516 2005-02-15 Richard Henderson <rth@redhat.com>
9518 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9519 call to be best_edge.
9521 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9523 * basic-block.h: Adjust the prototype for find_basic_blocks.
9524 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
9525 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
9526 find_basic_blocks.
9528 * flow.c (recompute_reg_usage): Remove all arguments.
9529 * passes.c (rest_of_compilation): Adjust the call to
9530 recompute_reg_usage.
9531 * rtl.h: Adjust the prototype for recompute_reg_usage.
9533 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9535 * tree-dump.c (dump_files): Update to reflect new member
9536 of dump_file_info.
9537 (dump_register): Add new argument.
9538 Set glob name.
9539 (dump_switch_p_1): Check against glob name if doglob was passed.
9540 (dump_switch_p): Check against regular first, then glob if
9541 we didn't have any hits on the dump name.
9542 * tree-optimize.c (register_one_dump_file):
9543 Pass in glob name as well.
9544 * tree-pass.h (struct dump_file_info): Add glob
9545 member.
9547 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9549 PR preprocessor/16323
9550 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9552 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9554 PR target/19019
9555 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9556 (trunctfdf2_internal1): New.
9557 (trunctfdf2_internal2): Renamed from trunctfdf2.
9559 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9561 PR tree-optimization/19853
9562 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9564 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9566 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9567 delete_dead_jumptables and cleanup_cfg.
9569 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9571 * reload.c (find_reloads): Swap address_reloaded flags when
9572 swapping commutative operands.
9574 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9576 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9577 Use standard_iv_increment_position for computing the bsi position
9578 for create_iv.
9579 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9580 the bsi position.
9582 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9584 PR target/17428
9585 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
9586 life range of hard registers.
9587 * value-prof.c (insn_prefetch_values_to_profile): Only
9588 scan normal insns.
9590 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9591 profile in libcalls.
9593 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9595 * bitmap.h (bitmap_and_compl_into): Return bool.
9596 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9598 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9600 PR tree-optimization/19944
9601 * fold-const.c (fold): Re-add ABS_EXPR folding.
9603 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9605 PR target/19019
9606 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
9607 {TARGET,MASK}_XL_COMPAT.
9608 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
9609 MASK_XL_COMPAT.
9610 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9611 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9612 TARGET_XL_COMPAT.
9613 (rs6000_arg_partial_bytes): Same.
9614 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
9615 and XL compatibility enabled.
9616 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
9617 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
9618 test to final condition.
9619 (cmptf_internal2): New.
9620 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
9621 xl-compat. Add TFmode information to description.
9623 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
9625 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
9627 2005-02-13 Jason Merrill <jason@redhat.com>
9629 PR c++/16405
9630 * fold-const.c (fold_indirect_ref_1): Split out from...
9631 (build_fold_indirect_ref): Here.
9632 (fold_indirect_ref): New fn.
9633 * tree.h: Declare it.
9634 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
9635 (gimplify_modify_expr_rhs): Likewise.
9636 (gimplify_expr): Likewise.
9638 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9640 PR tree-optimization/14303
9641 PR tree-optimization/15784
9642 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
9643 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
9644 ABS_EXPR<x> != 0 to x != 0.
9646 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
9648 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
9649 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
9650 spelling conventions.
9652 * passes.c (rest_of_handle_gcse): Don't run cse_main and
9653 delete_trivially_dead_insns too many times.
9655 * passes.c (rest_of_handle_gcse): Remove dead assignments to
9656 tem and tem2.
9658 2005-02-12 Ira Rosen <irar@il.ibm.com>
9660 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
9661 (vect_is_simple_iv_evolution): Remove redundant parameter
9662 and step check.
9663 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
9664 without last parameter.
9665 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
9666 Return pointer step. Call vect_is_simple_iv_evolution without
9667 last parameter. Check only that the step is multiple of size
9668 type. Remove stmt_vinfo updates.
9669 (vect_get_memtag_and_dr): Remove.
9670 (vect_get_memtag): New function.
9671 (vect_address_analysis): New function.
9672 (vect_object_analysis): New function.
9673 (vect_analyze_data_refs): Call vect_object_analysis and
9674 vect_get_memtag. Update stmt_vinfo fields.
9676 2005-02-12 Ira Rosen <irar@il.ibm.com>
9678 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
9679 exist and are objects. Remove checks for pointer.
9680 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
9681 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
9682 (vect_create_data_ref_ptr): Likewise.
9683 (vect_base_addr_differ_p): New function.
9684 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
9685 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
9686 Don't set the DR_BASE_NAME field of data-ref.
9687 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
9689 2005-02-12 Uros Bizjak <uros@kss-loka.si>
9691 * optabs.h (enum optab_index): Add new OTI_ldexp.
9692 (ldexp_optab): Define corresponding macro.
9693 * optabs.c (init_optabs): Initialize ldexp_optab.
9694 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
9695 patterns.
9696 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
9697 using ldexp_optab.
9698 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
9699 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
9701 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
9702 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
9703 intrinsics.
9705 2005-02-12 Ira Rosen <irar@il.ibm.com>
9707 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
9708 to base_address.
9709 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
9710 stmt_vec_info.
9711 (vect_get_base_and_offset): Always return an address.
9712 (vect_create_addr_base_for_vector_ref): Remove treatment for
9713 different data reference types.
9714 (vect_compute_data_ref_alignment): Rename base to base_address in
9715 stmt_vec_info. Get the object in order to force its alignment.
9716 (vect_get_memtag_and_dr): Rename base to base_address in
9717 stmt_vec_info. Extract the object for memtag analysis.
9719 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
9721 PR regression/19898.
9722 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
9723 changes cc_status, use apply modified_in_p to part of cc_status
9724 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
9725 body.
9727 2005-02-11 Richard Henderson <rth@redhat.com>
9729 * tree-complex.c (expand_complex_libcall): New.
9730 (expand_complex_multiplication): Use it for c99 compliance.
9731 (expand_complex_division): Likewise.
9732 * fold-const.c (fold_complex_add, fold_complex_mult): New.
9733 (fold): Call them.
9734 * builtins.c (built_in_names): Remove const.
9735 * tree.c (build_common_builtin_nodes): Build complex arithmetic
9736 builtins.
9737 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
9738 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
9739 (built_in_names): Remove const.
9740 * c-common.c (c_common_type_for_mode): Handle complex modes.
9741 * flags.h, toplev.c (flag_complex_method): Rename from
9742 flag_complex_divide_method.
9743 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
9744 __mulsc3, __muldc3, __mulxc3, __multc3): New.
9745 * libgcc2.h: Declare them.
9746 * libgcc-std.ver: Export them.
9747 * mklibgcc.in (lib2funcs): Build them.
9749 2005-02-11 Steven Bosscher <stevenb@suse.de>
9751 PR tree-optimization/19876
9752 Partially revert my change from 2005-01-14
9753 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
9754 (compute_antic): ...and remove the loop here.
9756 2005-02-11 Jakub Jelinek <jakub@redhat.com>
9758 PR middle-end/19858
9759 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
9760 is number of inner's bits, avoid creating a BIT_FIELD_REF.
9762 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
9763 crtend.o if -pie. Use %{x:a;:b} spec syntax.
9765 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
9767 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
9768 offsets for the big-endian 32-bit case.
9770 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
9772 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
9774 2005-02-11 Dale Johannesen <dalej@apple.com>
9776 * cselib.c (cselib_process_insn): Clear out regs where
9777 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
9778 * reload.c (find_equiv_reg): Ditto.
9780 2005-02-11 Ian Lance Taylor <ian@airs.com>
9782 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
9783 with no elements.
9785 * tree.c (build_function_type_list): Work correctly if there are
9786 no arguments.
9788 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
9790 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
9791 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
9792 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
9793 TARGET_ZARCH instead of TARGET_64BIT.
9795 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
9797 * config/rs6000/t-rtems:
9798 (MULTILIB_OPTIONS): Remove mcpu=602.
9799 (MUTLILIB_DIRNAMES): Remove m602.
9800 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
9801 Let mcpu=602 match mcpu=603.
9802 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
9804 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9806 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
9807 signal trampolines.
9809 2005-02-10 David Daney <ddaney@avtrex.com>
9811 * config/alpha/linux-unwind.h: Add exception clause to copyright.
9812 * config/i386/linux-unwind.h: Likewise.
9813 * config/ia64/linux-unwind.h: Likewise.
9814 * config/mips/linux-unwind.h: Likewise.
9815 * config/pa/linux-unwind.h: Likewise.
9816 * config/rs6000/linux-unwind.h: Likewise.
9817 * config/s390/linux-unwind.h: Likewise.
9818 * config/sh/linux-unwind.h: Likewise.
9819 * config/sparc/linux-unwind.h: Likewise.
9821 2005-02-10 Steven Bosscher <stevenb@suse.de>
9823 PR tree-optimization/17549
9824 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
9825 TER to replace a DEF with its expression if the DEF and the
9826 rhs of the expression we replace into have the same root
9827 variable.
9829 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
9831 * config/mips/mips.md: Fix the placement of the match_scratch in the
9832 lea64 peephole2.
9834 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9836 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
9837 Fix comment typos.
9839 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
9841 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
9842 (strip_offset): Handle addresses.
9843 (add_address_candidates): Use strip_offset.
9844 (difference_cost): Reflect strip_offset change.
9845 (force_var_cost, difference_cost): Strip nops.
9847 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9849 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
9851 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
9852 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
9853 config/cris/cris-protos.h, config/cris/cris.c: Update
9854 copyright.
9856 2005-02-10 Jeff Law <law@redhat.com>
9858 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
9859 (lookup_avail_expr): Similarly.
9861 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
9863 * builtins.c (fold_builtin_powi): New function.
9864 (fold_builtin_1): Call it.
9866 2005-02-10 Steven Bosscher <stevenb@suse.de>
9868 PR documentation/19309
9869 * doc/cpp.texi: The __GNUC__ and related predefined macros
9870 are also defined for the "standalone" cpp.
9871 Some non-GCC compilers may also define __GNUC__.
9873 2005-02-10 Jakub Jelinek <jakub@redhat.com>
9875 PR c/19342
9876 * c-typeck.c (common_type): New routine. Old common_type renamed
9877 to...
9878 (c_common_type): ...this.
9879 (build_conditional_expr, build_binary_op): Use c_common_type instead
9880 of common_type.
9882 2005-02-10 Steven Bosscher <stevenb@suse.de>
9884 * doc/md.texi: Replace @samp{length} with @code{length}.
9886 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9888 PR tree-optimization/18687
9889 * tree-flow.h (find_loop_niter): Declare.
9890 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
9891 Try using scev even for loops with more than one exit.
9892 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
9893 (struct ivopts_data): Added niters field.
9894 (struct nfe_cache_elt): New.
9895 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
9896 functions.
9897 (tree_ssa_iv_optimize_init): Initialize niters cache.
9898 (determine_number_of_iterations): Removed.
9899 (find_induction_variables): Do not call determine_number_of_iterations.
9900 Access niters for single exit through niter_for_single_dom_exit.
9901 (add_iv_outer_candidates): Access niters for single exit through
9902 niter_for_single_dom_exit.
9903 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
9904 number_of_iterations_cond.
9905 (iv_period): New function.
9906 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
9907 (may_replace_final_value): Take data argument. Use
9908 niter_for_single_dom_exit.
9909 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
9910 (rewrite_use_compare): Pass data to may_eliminate_iv.
9911 (rewrite_use_outer): Pass data to may_replace_final_value.
9912 (free_loop_data): Clean up the niters cache.
9913 (tree_ssa_iv_optimize_finalize): Free the niters cache.
9914 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
9915 * tree-ssa-loop-niter.c (find_loop_niter): New function.
9916 (find_loop_niter_by_eval): Use tree_int_cst_lt.
9917 (num_ending_zeros): Moved to tree.c.
9918 * tree.h (num_ending_zeros): Declare.
9919 * tree.c (num_ending_zeros): Moved from tree.c.
9921 2005-02-09 Richard Henderson <rth@redhat.com>
9923 * builtins.c (DEF_BUILTIN): Add COND argument.
9924 * tree.h (DEF_BUILTIN): Likewise.
9925 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
9926 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
9927 match.
9928 (DEF_BUILTIN_STUB): New.
9929 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
9930 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
9931 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
9932 * c-common.c (DEF_BUILTIN): Add COND argument.
9933 * tree.c (local_define_builtin): New.
9934 (build_common_builtin_nodes): New.
9936 2005-02-09 Roger Sayle <roger@eyesopen.com>
9938 * fold-const.c (fold_strip_sign_ops): New function to simplify a
9939 floating point expression ignoring the sign of the result.
9940 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
9941 (fold) <MULT_EXPR>: Use it to simplify x*x.
9942 * tree.h (fold_strip_sign_ops): Prototype here.
9943 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
9944 argument. Use fold_strip_sign_ops to simplify the first argument.
9945 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
9946 first argument when the second argument is an even integer
9947 constant, but only with -funsafe_math_optimizations.
9948 (fold_builtin_1): Update call to fold_builtin_copysign.
9950 2005-02-09 Ian Lance Taylor <ian@airs.com>
9952 PR middle-end/19583
9953 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
9954 just check whether EH_FILTER_FAILURE falls through.
9956 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
9958 * gcc/haifa-sched.c (schedule_block): Make queued sched group
9959 insns return to ready list in the next turn.
9961 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9963 PR middle-end/19402
9964 * builtins.def: New __builtin_powi[lf].
9965 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
9966 (expand_builtin_powi): New function.
9967 (expand_builtin): Dispatch to expand_builtin_powi.
9968 * libgcc2.h: Add prototypes for __builtin_powi[lf].
9969 * libgcc2.c: Add __builtin_powi[lf] implementation.
9970 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
9971 * optabs.h: Add powi_optab.
9972 * optabs.c (init_optabs): Initialize powi_optab.
9973 * doc/extend.texi: Document __builtin_powi[lf].
9975 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
9977 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
9978 exists.
9980 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9982 PR middle-end/19854
9983 * fold-const.c (try_move_mult_to_index): Remove redundant
9984 type argument. Create ADDR_EXPR with correct type.
9985 (fold): Update callers of try_move_mult_to_index. Convert
9986 result to the appropriate type.
9988 2005-02-09 Roger Sayle <roger@eyesopen.com>
9990 PR target/19597
9991 * config/avr/avr.c (default_rtx_costs): Delete.
9992 (avr_operand_rtx_cost): New function.
9993 (avr_rtx_costs): Completely rewrite.
9995 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
9997 PR target/19806
9998 * config/cris/cris.c (in_code): New variable.
9999 (cris_output_addr_const): Now a static function, a wrapper for
10000 output_addr_const.
10001 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
10002 case from old cris_output_addr_const.
10003 (cris_asm_output_label_ref): Similar for LABEL_REF.
10004 (cris_output_addr_const_extra): Similar for UNSPEC.
10005 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
10006 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
10007 * config/cris/cris-protos.h (cris_output_addr_const): Remove
10008 declaration.
10009 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
10010 (cris_asm_output_label_ref): Declare.
10012 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
10014 PR preprocessor/19801
10015 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
10016 filenames that changed when libcpp was moved to the toplevel.
10018 2005-02-07 Roger Sayle <roger@eyesopen.com>
10020 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10021 zero extensions of BImode operands. Call lowpart_subreg instead
10022 of gen_lowpart_common and gen_lowpart_SUBREG.
10024 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
10026 PR ada/19489
10027 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
10028 * configure.ac: Set cc_for_cross_gnattools.
10029 * configure: Regenerate.
10031 2005-02-08 Alan Modra <amodra@bigpond.net.au>
10033 PR target/19803
10034 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
10036 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10038 PR debug/19327
10039 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
10040 of nested functions.
10042 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
10044 * doc/extend.texi: Document deprecated extensions allowing
10045 static floating-point members to have initializers and allowing
10046 floating-point literals in integral constant expressions.
10048 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
10050 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
10051 config/darwin7.h, config/mips/mips.c,
10052 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
10053 Update copyright.
10055 * cse.c: Update comments.
10057 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
10059 PR middle-end/19775
10060 * builtins.c (fold_builtin_sqrt): Transform
10061 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
10062 pow(x,y*0.5).
10064 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
10065 Dorit Naishlos <dorit@il.ibm.com>
10067 * doc/invoke.texi (ftree-vectorizer-verbose): New.
10068 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
10069 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
10070 was added.
10071 * tree.h (vect_set_verbosity_level): New extern function declaration
10072 added.
10073 * tree-vectorizer.h (verbosity_levels): New enum type.
10074 * tree-vectorizer.c (vect_debug_stats): Function removed.
10075 (vect_debug_details): Likewise.
10076 (vect_verbosity_level): Global variable was defined and initialized.
10077 (vect_dump): Global variable definition.
10078 (vect_print_dump_info): New function.
10079 (vect_set_dump_settings): New function.
10080 (vect_set_verbosity_level): New function.
10081 (vectorize_loops): Add call to vect_set_dump_settings.
10083 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
10084 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10085 (slpeel_tree_peel_loop_to_edge): Likewise.
10087 (vect_analyze_offset_expr): Call to vect_print_dump_info with
10088 appropriate verbosity level instead of call to vect_debug_details
10089 or vect_debug_stats.
10090 (vect_get_base_and_offset):
10091 (vect_create_addr_base_for_vector_ref):
10092 (get_vectype_for_scalar_type):
10093 (vect_create_data_ref_ptr):
10094 (vect_init_vector):
10095 (vect_get_vec_def_for_operand):
10096 (vect_finish_stmt_generation):
10097 (vectorizable_assignment):
10098 (vectorizable_operation):
10099 (vectorizable_store):
10100 (vectorizable_load):
10101 (vect_transform_stmt):
10102 (vect_update_ivs_after_vectorizer):
10103 (vect_do_peeling_for_loop_bound):
10104 (vect_update_inits_of_drs):
10105 (vect_do_peeling_for_alignment):
10106 (vect_transform_loop):
10107 (vect_is_simple_use):
10108 (vect_analyze_operations):
10109 (vect_is_simple_iv_evolution):
10110 (vect_analyze_scalar_cycles):
10111 (vect_analyze_data_ref_dependence):
10112 (vect_analyze_data_ref_dependences):
10113 (vect_compute_data_ref_alignment):
10114 (vect_enhance_data_refs_alignment):
10115 (vect_analyze_data_refs_alignment):
10116 (vect_analyze_data_ref_access):
10117 (vect_analyze_data_ref_accesses):
10118 (vect_analyze_pointer_ref_access):
10119 (vect_get_memtag_and_dr):
10120 (vect_analyze_data_refs):
10121 (vect_mark_relevant):
10122 (vect_stmt_relevant_p):
10123 (vect_mark_stmts_to_be_vectorized):
10124 (vect_can_advance_ivs_p):
10125 (vect_get_loop_niters):
10126 (vect_analyze_loop_form):
10127 (vect_analyze_loop):
10128 (vectorize_loops): Likewise.
10130 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
10131 (vect_update_inits_of_drs):
10132 (vect_do_peeling_for_alignment):
10133 (vect_transform_loop):
10134 (vect_analyze_operations):
10135 (vect_analyze_scalar_cycles):
10136 (vect_analyze_data_ref_dependences):
10137 (vect_analyze_data_refs_alignment):
10138 (vect_analyze_data_ref_accesses):
10139 (vect_analyze_data_refs):
10140 (vect_mark_stmts_to_be_vectorized):
10141 (vect_get_loop_niters):
10142 (vect_analyze_loop_form):
10143 (vect_analyze_loop): Likewise.
10144 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
10146 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
10148 PR bootstrap/19796
10149 Revert:
10150 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10151 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10152 either -ffast-math or -funsafe-math-optimizations is in use.
10154 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10155 * config/mips/irix-csr.c: New file.
10156 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10157 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10158 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10159 executables.
10161 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
10163 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
10164 redundant, incorrect definitions.
10166 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
10167 expand.
10168 ("*tls_indirect_call"): New, reference hard regs directly.
10169 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
10171 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10173 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
10174 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
10176 2005-02-06 Roger Sayle <roger@eyesopen.com>
10178 PR rtl-optimization/19800
10179 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
10180 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
10181 gen_lowpart.
10183 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10185 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
10187 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
10189 PR other/17135
10190 * doc/invoke.texi: Correct documentation of -freorder-functions.
10192 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10194 PR other/14402
10195 * doc/invoke.texi: Don't mention gccbug.
10197 2005-02-06 Roger Sayle <roger@eyesopen.com>
10198 Andrew Pinski <pinskia@physics.uc.edu>
10199 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10201 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10202 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
10203 into just (zero_extract:SI FOO (const_int 1) BAR).
10205 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10207 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
10208 macro locally. Don't give last revision date. Use GCC version
10209 number from gcc-common.texi.
10210 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
10211 revision date. Use GCC version number from gcc-common.texi.
10212 Describe being a library as current state rather than as 3.x
10213 history.
10214 * doc/gcc.texi: Remove last update date.
10215 * doc/gccint.texi: Likewise. Update copyright dates.
10216 * doc/install.texi: Update copyright dates.
10218 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10220 PR other/7549
10221 * doc/invoke.texi: Mention for each option included in -Wall that
10222 it is included in -Wall.
10223 * doc/gcc.texi: Update copyright and last modification date.
10225 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10227 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
10228 unnecessary cast to original induction variable increments.
10230 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10232 PR tree-optimization/18219
10233 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
10234 in distributed form.
10236 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
10238 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
10239 Set bitpos and offset later in the function. Do nothing if the
10240 target is a register and if the bitfield lies completely outside
10241 that register.
10242 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
10243 here. Return an uninitialised register if the source value is stored
10244 in a register and the bitfield lies completely outside that register.
10246 2005-02-06 Steven Bosscher <stevenb@suse.de>
10248 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
10249 not SET_DEST.
10251 2005-02-06 Marcin Dalecki <martin@dalecki.de>
10253 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
10255 2005-02-06 Geoffrey Keating <geoffk@apple.com>
10257 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
10258 * config/darwin8.h: New.
10259 * config/darwin7.h: Update comment.
10261 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10262 Dorit Naishlos <dorit@il.ibm.com>
10264 * tree-vectorizer.h (LOC): New type.
10265 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
10266 (loop_line_number): New field in struct _loop_vec_info.
10267 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
10269 * tree-vectorizer.c (input.h): Included.
10270 (find_loop_location): New function.
10271 (vect_debug_stats): Argument changed from loop to LOC. Computation of
10272 loop line number removed.
10273 (vect_debug_details): Likewise.
10274 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
10276 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
10277 call to vect_debug_details/stats changed from loop to loop_loc.
10278 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10279 (slpeel_tree_peel_loop_to_edge): Likewise.
10281 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
10282 changed from NULL to UNKNOWN_LOC.
10283 (vect_get_base_and_offset):
10284 (vect_create_addr_base_for_vector_ref):
10285 (get_vectype_for_scalar_type):
10286 (vect_create_data_ref_ptr):
10287 (vect_init_vector):
10288 (vect_get_vec_def_for_operand):
10289 (vect_finish_stmt_generation):
10290 (vectorizable_assignment):
10291 (vectorizable_operation):
10292 (vectorizable_store):
10293 (vectorizable_load):
10294 (vect_transform_stmt):
10295 (vect_update_ivs_after_vectorizer):
10296 (vect_do_peeling_for_loop_bound):
10297 (vect_do_peeling_for_alignment):
10298 (vect_transform_loop):
10299 (vect_is_simple_use):
10300 (vect_analyze_operations):
10301 (vect_is_simple_iv_evolution):
10302 (vect_analyze_scalar_cycles):
10303 (vect_analyze_data_ref_dependences):
10304 (vect_compute_data_ref_alignment):
10305 (vect_enhance_data_refs_alignment):
10306 (vect_analyze_data_ref_access):
10307 (vect_analyze_data_ref_accesses):
10308 (vect_analyze_pointer_ref_access):
10309 (vect_get_memtag_and_dr):
10310 (vect_analyze_data_refs):
10311 (vect_mark_relevant):
10312 (vect_stmt_relevant_p):
10313 (vect_mark_stmts_to_be_vectorized):
10314 (vect_can_advance_ivs_p):
10315 (vect_get_loop_niters):
10316 (vect_analyze_loop):
10317 (vectorize_loops): Likewise.
10319 (vectorizable_load): Argument in call to vect_debug_details/stats
10320 changed from loop to LOOP_LOC (loop_vinfo).
10321 (vect_transform_loop):
10322 (vect_analyze_operations):
10323 (vect_analyze_scalar_cycles):
10324 (vect_analyze_data_ref_dependence):
10325 (vect_enhance_data_refs_alignment):
10326 (vect_analyze_data_ref_accesses):
10327 (vect_analyze_pointer_ref_access):
10328 (vect_analyze_data_refs):
10329 (vect_analyze_loop): Likewise.
10331 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
10332 changed from loop to loop_loc.
10334 (vect_enhance_data_refs_alignment): Removed unused variable loop.
10336 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10337 Dorit Naishlos <dorit@il.ibm.com>
10339 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
10340 declaration added.
10341 (vect_analyze_data_ref_dependences): Likewise.
10343 (vect_is_simple_use): Argument changed from loop structure to
10344 loop_vect_info structure.
10345 (vect_can_advance_ivs_p): Likewise.
10346 (vect_create_index_for_vector_ref): Likewise.
10347 (vect_update_ivs_after_vectorizer): Likewise.
10348 (new_stmt_vec_info): Likewise.
10350 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
10351 changed from loop to loop_vinfo.
10352 (vect_create_data_ref_ptr): First argument in call to
10353 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
10354 (vectorizable_assignment): Second argument in call to vect_is_simple_use
10355 was changed from loop to loop_vinfo.
10356 (vectorizable_operation): Likewise.
10357 (vectorizable_store): Likewise.
10358 (vect_mark_stmts_to_be_vectorized): Likewise.
10359 (vect_do_peeling_for_loop_bound): First argument in call to
10360 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
10361 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
10362 was changed from loop to loop_vinfo.
10363 (vect_analyze_data_ref_dependences): Third argument in call to
10364 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
10366 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
10367 (vect_create_data_ref_ptr): Likewise.
10368 (vect_init_vector): Likewise.
10369 (vect_get_vec_def_for_operand): Likewise.
10370 (vectorizable_assignment): Likewise.
10371 (vectorizable_operation): Likewise.
10372 (vectorizable_store): Likewise.
10373 (vectorizable_load): Likewise.
10374 (vect_update_ivs_after_vectorizer): Likewise.
10375 (vect_is_simple_use): Likewise.
10376 (vect_analyze_data_ref_dependence): Likewise.
10377 (vect_analyze_pointer_ref_access): Likewise.
10378 (vect_can_advance_ivs_p): Likewise.
10380 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
10381 before _stmt_vec_info.
10382 (_stmt_vec_info): Loop field replaced by loop_vec_info.
10383 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
10384 (new_stmt_vec_info): Argument changed from loop structure to
10385 loop_vect_info structure
10387 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
10388 (vect_analyze_offset_expr): Avoid 80 columns overflow.
10389 (vect_create_addr_base_for_vector_ref): Likewise.
10390 (vect_analyze_pointer_ref_access): Likewise.
10392 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10394 PR tree-opt/19768
10395 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
10396 phi flag if the phi is abnormal.
10398 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10400 PR tree-opt/19736
10401 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
10402 information for the new statement.
10404 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10406 PR driver/19117
10407 * gcc.c (main): Include the target in -v output.
10409 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
10411 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
10412 Do not drop the extend if we'd have to add a paradoxical subreg
10413 later. Include optabs.h and insn-codes.h.
10414 * Makefile.in (combine.o): Depend on $(OPTABS_H).
10416 2005-02-02 Roger Sayle <roger@eyesopen.com>
10418 PR middle-end/19405
10419 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
10420 * fold-const.c (const_binop): Avoid constant folding floating
10421 point operations in modes that use composite representations.
10422 * simplify-rtx.c (simplify_binary_operation): Likewise.
10424 2005-02-02 Geoffrey Keating <geoffk@apple.com>
10426 * config/rs6000/altivec.md (altivec_dst): Make the first operand
10427 a REG, not a MEM.
10428 (altivec_dstt): Likewise.
10429 (altivec_dstst): Likewise.
10430 (altivec_dststt): Likewise.
10431 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
10432 of first operand.
10434 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10436 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
10437 EXPR_LOCUS from orig_cond to the new cond_stmt.
10438 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
10439 the new vec_stmt.
10441 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10443 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
10444 standard_iv_increment_position. Remove call to bsi_next
10445 (no need to bump the iterator anymore).
10446 (vect_create_index_for_vector_ref): Call
10447 standard_iv_increment_position. Remove second function argument.
10448 (vect_finish_stmt_generation): Remove call to bsi_next
10449 (no need to bump the iterator anymore).
10450 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
10451 to vect_create_index_for_vector_ref.
10453 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10455 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
10456 phis are used out of the loop.
10458 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10460 PR c/17807
10461 * c-decl.c (undef_nested_function): New variable.
10462 (pop_scope): Diagnose undefined nested functions.
10463 (finish_function): Don't attempt cgraph processing or genericizing
10464 if current top-level function contained an undefined nested
10465 function. Reset undef_nested_function at the end of a top-level
10466 function.
10468 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
10470 * tree.c (build_int_cst_type): Take sign of the value into account
10471 when deciding whether sign extend the value.
10473 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10475 PR c/18502
10476 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
10477 (cpp_options, cc1_options): Change %{std*&ansi} to
10478 %{std*&ansi&trigraphs}.
10480 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10482 * cse.c: Update comments.
10484 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
10486 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
10487 arguments go on the stack. Do not put complex doubles in odd/even
10488 pairs.
10490 2005-02-02 Steven Bosscher <stevenb@suse.de>
10492 * doc/invoke.texi: Update the options enabled at -O1, -O2,
10493 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
10494 -ftree-pre, and -fthread-jumps.
10496 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10498 PR tree-optimization/19578
10499 * tree-flow.h (modified_noreturn_calls): Declare.
10500 (noreturn_call_p): Declare.
10501 * tree-flow-inline.h (noreturn_call_p): New function.
10502 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
10503 * tree-cfg.c (modified_noreturn_calls): New variable.
10504 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
10505 that contain a mid-block noreturn call.
10506 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
10508 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10510 * df.c (df_def_record_1, df_uses_record): Don't use
10511 DF_FOR_REGALLOC.
10512 * df.h (DF_FOR_REGALLOC): Remove.
10514 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10516 PR c/19435
10517 * c-typeck.c (really_start_incremental_init): Reset
10518 constructor_max_index for arrays of incomplete type.
10520 2005-02-02 Jeff Law <law@redhat.com>
10522 * gcse.c (struct reg_set): Store the block index where the register
10523 was set rather than the setting insn.
10524 (record_one_set, compute_transp): Corresponding changes.
10525 (pre_insert_copy_insn): Do not call replace_one_set.
10526 (replace_one_set): Remove.
10528 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10530 PR other/15514
10531 * doc/gcov.texi: Fix typo.
10533 2005-02-01 Richard Henderson <rth@redhat.com
10535 PR target/19680
10536 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
10537 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
10538 type to bool.
10539 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10540 * config/i386/i386-protos.h: Update.
10542 2005-02-01 Steven Bosscher <stevenb@suse.de>
10544 PR tree-optimization/19217
10545 * tree-cfg.c (verify_expr): Use the data field to see if TP was
10546 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
10547 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
10548 that it is walking a PHI node.
10550 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10552 * doc/extend.texi (Nested Functions): Update.
10554 2005-02-01 Richard Henderson <rth@redhat.com>
10556 PR 19696
10557 * optabs.c (expand_copysign_absneg): Export.
10558 * optabs.h (expand_copysign_absneg): Declare.
10559 * config/rs6000/rs6000.md (copysigntf3): New.
10561 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10563 PR tree-optimization/19633
10564 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
10565 * tree-ssa-alias.c (init_alias_info): Initialize.
10566 (merge_pointed_to_info): Set.
10567 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
10568 (dump_points_to_info_for): Show value of pt_null.
10569 (struct count_ptr_d): Declare.
10570 (find_ptr_dereference): Remove.
10571 (ptr_is_dereferenced_by): Remove.
10572 (count_ptr_derefs): New local function.
10573 (count_uses_and_derefs): New local function.
10574 (compute_points_to_and_addr_escape): Call it. If the number
10575 of dereferences is greater than zero, mark the pointer as
10576 dereferenced. If there are fewer dereferences than uses of
10577 the pointer, the pointer's value escapes.
10579 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10581 PR tree-optimization/19670
10582 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10583 here...
10584 (verify_use): ... set it here, instead.
10586 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10588 * doc/sourcebuild.texi (Test directives): Fix formatting.
10590 * doc/sourcebuild.texi (Test directives): Describe selector
10591 expressions.
10593 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10595 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10596 specific 64-bit CPUs.
10598 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10600 PR target/16201
10601 * arm.c (arm_eliminable_register): New function.
10602 (adjacent_mem_locations): Don't allow eliminable registers. Use
10603 HOST_WIDE_INT for address offsets.
10604 * arm-protos.h (arm_eliminable_register): Add prototype.
10606 2005-02-01 Steven Bosscher <stevenb@suse.de>
10608 PR optimization/15242
10609 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
10610 * basic-block.h (duplicate_computed_gotos): Add prototype.
10611 * bb-reorder.c (duplicate_computed_gotos): New function to
10612 duplicate sufficiently small blocks ending in a computed jump.
10613 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
10614 if not optimizing for size.
10615 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
10616 never do tail merging for blocks ending in a computed jump.
10617 * doc/invoke.texi: Document the max-goto-duplication-insns param.
10619 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
10621 Patch from Richard Sandiford <rsandifo@redhat.com>
10622 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
10623 from inheriting a subreg equivalence with a non-spill register.
10625 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
10627 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
10629 * config/frv/frv.c (movcc_fp_destination_operand): New.
10630 (gpr_or_memory_operand): Fix typo in comment.
10631 (gpr_or_memory_operand_with_scratch): New.
10632 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
10633 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
10634 movcc_fp_destination_operand.
10635 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
10636 Legitimize memory addresses using a scratch register.
10638 2005-01-31 Jeff Law <law@redhat.com>
10640 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
10641 bitmap a sparse bitmap instead of a simple bitmap.
10642 (mark_def_sites_initialize_block): Corresponding changes.
10643 (ssa_mark_def_sites_initialize_block): Likewise.
10644 (ssa_mark_phi_uses): Likewise.
10645 (mark_def_site, ssa_mark_def_sites): Likewise.
10646 (mark_def_site_blocks): Likewise.
10647 (rewrite_ssa_into_ssa): Likewise.
10649 * tree-ssa-dom.c (record_cond): Pass correct variable type
10650 for last argument to htab_find_slot_with_hash.
10652 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
10653 effects when optimizing 0 % X. Do not try to optimize X % 0.
10655 2005-01-31 James E. Wilson <wilson@specifixinc.com>
10657 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
10658 1_mmalua.
10660 2005-02-01 Eric Christopher <echristo@redhat.com>
10662 * config/mips/mips.c (override_options): Warn if -mint64
10663 is used.
10664 * doc/invoke.texi (MIPS Options): Document that -mint64 is
10665 deprecated.
10667 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
10669 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
10670 timestamp.
10671 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
10672 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
10673 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
10674 (cached_regno): Initialize to INVALID_REGNUM.
10675 (cse_reg_info_table_size,
10676 cse_reg_info_table_first_uninitialized,
10677 cse_reg_info_timestamp): New.
10678 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
10679 get_cse_reg_info.
10680 (init_cse_reg_info, get_cse_reg_info_1): New.
10681 (get_cse_reg_info): Cache the last look-up.
10682 (new_basic_block): Update the code to clear mappings from
10683 registers to cse_reg_info entries.
10684 (cse_main): Call init_cse_reg_info.
10686 * cse.c (get_cse_reg_info): Update a comment.
10688 2005-01-31 Steven Bosscher <stevenb@suse.de>
10690 PR c/19333
10691 * c-decl.c (start_decl): Do not warn about arrays of elements with
10692 an incomplete type here.
10693 (grokdeclarator): Do it here by making a pedwarn an error.
10694 * c-typeck.c (push_init_level): If there were previous errors with
10695 the constructor type, do not warn about braces for initializers.
10696 (process_init_element): Likewise for excess initializer elements.
10698 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
10700 * cse.c (delete_trivially_dead_insn): Don't iterate.
10702 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
10704 * config/rs6000/rs6000.md (copysignsf3): New expand.
10705 (copysigndf3): Likewise.
10707 2005-01-31 Steven Bosscher <stevenb@suse.de>
10709 * recog.c (constrain_operands): Only look for earlyclobber operand
10710 conflicts if an '&' constraint was seen.
10712 2005-01-31 Marc Espie <espie@openbsd.org>
10714 * config.gcc: Don't include embedded systems fragment, switches default
10715 debugging format to ELF.
10716 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
10717 longer pick it up there.
10719 2005-01-31 Dale Johannesen <dalej@apple.com>
10721 * doc/extend.texi (nested functions): Fix linkage description.
10722 Clarify that static is not allowed.
10724 2005-01-31 Dale Johannesen <dalej@apple.com>
10726 * config/rs6000/darwin.md (movsf_low_di): Make work.
10727 (movdf_low_di): Make work.
10729 2005-01-31 Dale Johannesen <dalej@apple.com>
10731 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
10732 Make work for 64 bit.
10734 2005-01-31 Roger Sayle <roger@eyesopen.com>
10735 Dale Johannesen <dalej@apple.com>
10737 PR middle-end/19650
10738 * fold-const.c (fold_binary_op_with_conditional_arg):
10739 Make types match original operands, before STRIP_NOPS.
10741 2005-01-31 Alan Modra <amodra@bigpond.net.au>
10743 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
10744 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
10745 (struct gcc_sigcontext): Delete. Merge contents to..
10746 (struct gcc_ucontext): ..here.
10747 (get_sigcontext): Delete.
10748 (get_regs): New function, like get_sigcontext but return regs ptr.
10749 64-bit version finds regs from r1 to support vdso.
10750 (ppc_linux_aux_vector): New function.
10751 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
10752 and vector regs.
10754 2005-01-31 Ira Rosen <irar@il.ibm.com>
10756 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
10757 sizetype.
10758 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
10759 redundant fold. Fix misalignment for MINUS_EXPR.
10760 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
10761 (vect_analyze_pointer_ref_access): Likewise.
10762 (vect_get_memtag_and_dr): Likewise.
10764 2005-01-31 Richard Henderson <rth@redhat.com>
10766 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
10767 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
10768 absnegdf2_i387, absnegxf2_i387): Likewise.
10770 2005-01-31 Richard Henderson <rth@redhat.com>
10772 PR 19696
10773 * optabs.c (expand_copysign_absneg): New.
10774 (expand_copysign_bit): Split out from ...
10775 (expand_copysign): ... here. Use expand_copysign_absneg.
10777 2005-01-30 Roger Sayle <roger@eyesopen.com>
10779 PR middle-end/19697
10780 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
10781 constant as the second operand and a register as the third.
10783 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10785 PR target/19704
10786 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
10787 that dllimport'd functions do not use all call-clobbered registers
10788 to pass parameters.
10790 2005-01-30 Richard Henderson <rth@redhat.com>
10792 PR 19696
10793 * optabs.c (expand_absneg_bit): Split out from expand_unop and
10794 expand_abs_nojump and generalize. Use operand_subword and
10795 emit_no_conflict_block. Support large modes.
10796 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
10797 back to maximum.
10798 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
10799 negation to subtraction.
10800 (expand_copysign): Check that the format has signed zeros.
10801 Use operand_subword and emit_no_conflict_block. Support large modes.
10803 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
10805 Fix PR tree-optimization/19624
10807 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
10808 * tree-ssa-pre.c: Add cfgloop.h.
10809 Update comment.
10810 (pre_stats): New member, constified.
10811 (inserted_exprs): New static variable.
10812 (NECESSARY): New macro.
10813 (create_expression_by_pieces): Fold the expression, and
10814 mark it as defaulting to not necessary. Also put in
10815 inserted_exprs.
10816 (fully_constant_expression): New function.
10817 (insert_into_preds_of_block): Modify to not insert phis when we
10818 are playing with induction variables.
10819 Push phis onto the inserted_exprs vector, and mark them as not
10820 necessary by default.
10821 (insert_aux): Call fully_constant_expression on eprime.
10822 If all edges produce the same value, mark it constant.
10823 (mark_operand_necessary): New function.
10824 (remove_dead_inserted_code): New function.
10825 (init_pre): Init loop optimizer to get loop info.
10826 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
10827 (execute_pre): Commit edge inserts, then remove dead code.
10829 2005-01-30 Richard Henderson <rth@redhat.com>
10831 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
10832 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
10834 2005-01-30 Richard Henderson <rth@redhat.com>
10836 PR target/19700
10837 * config/i386/i386.c (ix86_expand_copysign): New.
10838 (ix86_split_copysign_const): New.
10839 (ix86_split_copysign_var): Rename from ix86_split_copysign,
10840 rearrange op1/nmask operands.
10841 * config/i386/i386-protos.h: Update.
10842 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
10843 (copysigndf3): Likewise.
10844 (copysignsf3_const, copysigndf3_const): New.
10845 (copysignsf3_var): Rename from copysignsf3, split out splitter
10846 and fix split predicate for X constraint.
10847 (copysigndf3_var): Similarly.
10849 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
10851 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
10852 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
10853 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
10855 2005-01-29 Richard Henderson <rth@redhat.com>
10857 PR target/19690
10858 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
10859 of # and * in constraints.
10861 2005-01-29 Richard Henderson <rth@redhat.com>
10863 PR middle-end/19689
10864 * expr.c (store_field): Don't strip sub-mode cast when the input
10865 data is even smaller.
10867 2005-01-29 Richard Henderson <rth@redhat.com>
10869 PR middle-end/19687
10870 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
10871 union being empty.
10873 2005-01-29 Richard Henderson <rth@redhat.com>
10875 * combine.c (make_field_assignment): Fix argument order
10876 to gen_int_mode.
10878 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
10880 PR tree-optimization/15791
10881 * fold-const.c (extract_array_ref): New function.
10882 (fold): Fold comparisons between &a[i] and &a[j] or
10883 semantically equivalent trees.
10885 2005-01-29 Jeff Law <law@redhat.com>
10887 * gcse.c (insert_expr_in_table): Revamp handling of available
10888 and anticipatable occurrence lists to avoid unnecessary list
10889 walking.
10890 (insert_set_in_table): Similarly.
10892 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
10894 * c-common.c (fix_string_type): Just use c_build_qualified_type to
10895 build string type.
10896 (c_build_qualified_type): Build qualified array types with
10897 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
10898 * c-decl.c (c_make_fname_decl): Build unqualified array type
10899 before qualified type.
10900 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
10901 type is qualified, not just if type itself is. Don't apply
10902 qualifiers to array type when declarator is processed. Apply
10903 qualifiers to field type whether or not it is an array type.
10904 Don't handle array types specially for applying qualifiers to
10905 variables.
10906 * c-typeck.c (composite_type): Build unqualified element type and
10907 array type when forming composite of array types.
10908 (common_pointer_type, comptypes, comp_target_types,
10909 type_lists_compatible_p, build_indirect_ref, build_array_ref,
10910 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
10911 types.
10912 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
10913 (args2) in variables a1 and a2.
10915 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
10917 * cse.c (n_elements_made, max_elements_made): Remove.
10918 (insert): Don't touch n_elements_made.
10919 (cse_main): Don't touch n_elements_made or max_elements_made.
10921 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
10923 PR target/15384
10924 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
10925 configuration part of dp-bit.c to be lost.
10927 2005-01-28 Roger Sayle <roger@eyesopen.com>
10929 * expmed.c (expand_mult_highpart_optab): When attempting to use
10930 a non-widening multiplication in a wider mode, the operands need
10931 to be converted (zero or sign extended) to that mode.
10933 2005-01-28 Ian Lance Taylor <ian@airs.com>
10935 PR middle-end/16558
10936 PR middle-end/19583
10937 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
10938 through if both operands fall through.
10940 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10942 * cse.c (fold_rtx) <PC>: Don't optimize.
10944 2005-01-28 Jeff Law <law@redhat.com>
10946 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
10947 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
10949 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10951 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
10952 cse_reg_info_used_list_end): Remove.
10953 (cse_reg_info_list, cse_reg_info_list_free): New.
10954 (get_cse_reg_info): When allocating an instance of
10955 cse_reg_info, add it to the beginning of the cse_reg_info_list
10956 list. Remove code to maintain cse_reg_info_used_list.
10957 (new_basic_block): Reset the free list to the beginning of
10958 cse_reg_info_list.
10960 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
10962 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
10963 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
10964 (frv_expand_mdpackh_builtin): New function.
10965 (frv_expand_builtin): Use it to expand __MDPACKH.
10966 * doc/extend.texi (__MDPACKH): Update documentation.
10968 2005-01-28 Uros Bizjak <uros@kss-loka.si>
10970 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
10971 SSE_FLOAT_MODE_P for use_sse computation.
10973 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
10975 PR target/19663
10976 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
10978 2005-01-27 Richard Henderson <rth@redhat.com>
10980 * builtins.c (expand_builtin_copysign): New.
10981 (expand_builtin): Call it.
10982 * genopinit.c (optabs): Add copysign_optab.
10983 * optabs.c (init_optabs): Initialize it.
10984 (expand_copysign): New.
10985 * optabs.h (OTI_copysign, copysign_optab): New.
10986 (expand_copysign): Declare.
10988 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
10989 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
10991 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
10992 (ix86_expand_fp_absneg_operator): ... here.
10993 (ix86_split_copysign): New.
10994 * config/i386/i386-protos.h: Update.
10995 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
10996 (copysignsf3, copysigndf3): New.
10998 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
10999 (copysignsf3, ncopysignsf3): New.
11000 (copysigndf3, ncopysigndf3): New.
11001 (copysignxf3, ncopysignxf3): New.
11002 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
11004 2005-01-27 Arend Bayer <arend.bayer@web.de>
11005 Kazu Hirata <kazu@cs.umass.edu>
11007 * cse.c: (find_best_addr): Don't call copy_rtx before calling
11008 fold_rtx. Save cost recomputation if fold_rtx did nothing.
11009 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
11010 NULL_RTX.
11012 2005-01-27 Jeff Law <law@redhat.com>
11014 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
11015 definitions of SSA_NAMEs which are not being rewritten.
11016 (rewrite_ssa_into_ssa): Only initialize the current definition
11017 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
11018 If checking is enabled, assert that SSA_NAME_AUX is clear for all
11019 SSA_NAMEs before returning.
11021 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
11023 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
11024 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
11025 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
11026 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
11027 config/mips/iris6.h, config/sh/sh.c: Update copyright.
11029 2005-01-27 Steven Bosscher <stevenb@suse.de>
11031 PR middle-end/17278
11032 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
11033 higher to -O2 and higher. Likewise for tree PRE.
11034 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
11035 and better.
11037 2005-01-27 Ian Lance Taylor <ian@airs.com>
11039 PR middle-end/19583
11040 * gimple-low.c (try_catch_may_fallthru): New static function.
11041 (block_may_fallthru): Handle TRY_CATCH_EXPR.
11042 * tree-inline.c (expand_call_inline): Don't warn about reaching
11043 the end of a non-void function being inlined if the function uses
11044 a return slot.
11046 2005-01-27 Jakub Jelinek <jakub@redhat.com>
11048 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
11050 PR c/18946
11051 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
11052 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
11053 (implicitly_declare): Handle error_mark_node.
11055 2005-01-27 Richard Henderson <rth@redhat.com>
11057 PR tree-opt/14329
11058 * tree.h (struct tree_decl): Add debug_expr_is_from.
11059 (DECL_DEBUG_EXPR_IS_FROM): New.
11060 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
11061 * dwarf2out.c (dwarf2out_var_location): Update to match.
11062 * tree-outof-ssa.c (create_temp): Likewise.
11063 * var-tracking.c (track_expr_p): Likewise.
11064 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
11065 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
11066 * toplev.c (default_tree_printer): Likewise.
11068 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
11070 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
11071 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
11073 2005-01-27 Steven Bosscher <stevenb@suse.de>
11075 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
11076 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
11077 ASM_CLOBBERS): Add tree checks.
11079 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
11080 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
11081 * c-common.def (SWITCH_STMT): Update to match.
11082 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
11083 macros instead of SWITCH_EXPR ones.
11084 * c-dump.c (c_dump_tree): Likewise.
11085 * c-gimplify.c (gimplify_switch_stmt): Likewise.
11086 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
11088 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
11090 2005-01-27 Alan Modra <amodra@bigpond.net.au>
11092 * unwind-dw2.c (execute_stack_op): Add missing cases for
11093 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
11095 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
11097 * config.gcc (Obsolete configurations): Remove 'dummy', add
11098 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
11099 sparc-*-openbsd*.
11101 2005-01-26 Diego Novillo <dnovillo@redhat.com>
11103 PR tree-optimization/19633
11104 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
11105 CALL_EXPRs.
11106 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
11107 are no call-clobbered variables.
11108 * tree-outof-ssa.c (check_replaceable): Return false for calls
11109 with side-effects.
11111 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
11113 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
11114 even for variables with NULL DECL_INITIAL.
11116 2005-01-26 Stuart Hastings <stuart@apple.com>
11118 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
11120 2005-01-26 Richard Henderson <rth@redhat.com>
11122 PR middle-end/18008
11123 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11124 field's type.
11125 * expr.c (store_field): Strip conversions to odd-bit-sized types
11126 if the destination field width matches.
11128 2005-01-26 Richard Henderson <rth@redhat.com>
11130 * c-decl.c, expmed.c, expr.c: Revert last change.
11132 2005-01-26 Richard Henderson <rth@redhat.com>
11134 PR middle-end/18008
11135 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11136 field's type.
11137 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
11138 if we don't need the bits above those present in the current mode.
11139 * expr.c (store_field): Strip conversions to odd-bit-sized types
11140 if the destination field width matches.
11142 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11144 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11145 either -ffast-math or -funsafe-math-optimizations is in use.
11147 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
11149 PR target/19293
11150 PR target/19329
11151 * config/avr/avr.c (notice_update_cc): Only set condition code for
11152 ashrqi3 if shift count > 0.
11153 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
11154 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
11155 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
11156 count <= 0 as a no-op, and shift count >= width by copying zero
11157 or sign bit to all bits of the result.
11158 * config/avr/avr.md (all shifts): Add alternatives for zero shift
11159 count, with attribute "length" set to 0 and "cc" set to "none".
11161 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11163 * doc/invoke.texi: Document -mTLS.
11165 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
11166 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
11167 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
11168 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
11169 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
11170 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
11171 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
11172 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
11174 * configure.ac: Check for a TLS capable gas.
11176 * configure: Regenerate.
11178 2005-01-26 Richard Henderson <rth@redhat.com>
11180 PR middle-end/18008
11181 * combine.c (make_field_assignment): Simplify store to zero_extract
11182 from a source with an overlapping mask.
11184 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11186 2004-11-11 Eric Christopher <echristo@redhat.com>
11188 * config/frv/frv.md: Add fr400_integer automaton. Don't
11189 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
11190 to TYPE_MACC.
11192 2005-01-26 Steven Bosscher <stevenb@suse.de>
11194 PR middle-end/16585
11195 * cfgbuild.c (make_edges): Do not clear or set
11196 current_function_has_computed_jump.
11197 * function.h (struct function): Remove the has_computed_jump field.
11198 (current_function_has_computed_jump): Do not define.
11199 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
11200 in a computed jump. Ignore current_function_has_computed_jump.
11202 2005-01-26 Richard Henderson <rth@redhat.com>
11204 PR middle-end/19515
11205 * expr.c (categorize_ctor_elements): New argument p_must_clear.
11206 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
11207 fully initialized.
11208 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
11209 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
11210 objects into static storage if they have more than one non-zero value.
11211 * tree.h (categorize_ctor_elements): Update decl.
11213 2005-01-26 Steven Bosscher <stevenb@suse.de>
11215 PR middle-end/19616
11216 * tree.h (CALL_EXPR_TAILCALL): Add comment.
11217 * calls.c (check_sibcall_argument_overlap_1): Revert the change
11218 to this function from 2004-07-10.
11219 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
11220 the current function for tail call optimizations if the address
11221 of one of it its arguments is taken.
11223 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
11225 * cse.c (fold_rtx): Call equiv_constant only when necessary.
11227 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
11229 * function.c (expand_function_end): If current_function_calls_alloca,
11230 emit stack restore in a place that is reached when the function falls
11231 through at the end.
11233 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
11235 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
11236 rule to avoid matching inappropriate suffix rule.
11238 2005-01-26 Jan Hubicka <jh@suse.cz>
11240 PR tree-optimization/19241
11241 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
11243 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11245 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
11246 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
11247 of doubling.
11248 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
11249 <sim*>: Always use crt1.o, regardless of N in simN.
11250 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11251 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
11252 (CRT_CALL_STATIC_FUNCTION): Remove.
11253 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
11254 use crt1.o, regardless of N in simN.
11255 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11256 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
11257 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
11258 case isystem setting.
11259 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
11261 2005-01-25 Ian Lance Taylor <ian@airs.com>
11263 * gimple-low.c (block_may_fallthru): Correct handling of
11264 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
11266 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11268 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
11269 handlers to match indentation; nested under the mtune=* handler.
11270 Similar for mcpu= and march=.
11272 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
11274 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
11275 * config/mips/linux64.h (LIB_SPEC): Likewise.
11276 * config/mn10300/linux.h (LIB_SPEC): Likewise.
11277 * config/sh/linux.h (LIB_SPEC): Likewise.
11279 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
11281 * config/frv/frv.c (frv_legitimize_tls_address): New.
11282 (TARGET_HAVE_TLS): Define.
11283 (FRV_SYMBOL_REF_TLS_P): Define.
11284 (frv_override_options): Handle new register classes.
11285 (frv_legitimate_address_p): Reject tls addresses.
11286 (frv_legitimize_address): Handle TLS addresses.
11287 (gen_inlined_tls_plt): New.
11288 (gen_tlsmoff): New.
11289 (frv_legitimize_tls_address): New.
11290 (unspec_got_name): Add TLS entries.
11291 (got12_operand): Add R_FRV_TLSMOFF12 case.
11292 (frv_emit_move): Fixup TLS addresses.
11293 (frv_emit_movsi): Legitimize TLS addresses.
11295 * config/frv/frv.h (MASK_BIG_TLS): New.
11296 (TARGET_BIG_TLS): New.
11297 (HAVE_AS_TLS): Define.
11298 (TARGET_SWITCHES): Add -mTLS and -mtls options.
11299 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
11300 (REG_CLASS_NAMES): Same.
11301 (REG_CLASS_CONTENTS): Same.
11302 (CONSTRAINT_LEN): New.
11303 (REG_CLASS_FROM_CONSTRAINT): New.
11304 (PREDICATE_CODES): Add symbolic_operand.
11306 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
11307 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
11308 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
11309 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
11310 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
11311 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
11312 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
11313 GR9_REG, GR14_REG, LRREG.
11314 (type): Add load_or_call attribute.
11315 ("load_or_call"): New reservation.
11316 ("call_gettlsoff"): New.
11317 ("tls_indirect_call"): New.
11318 ("tls_load_gottlsoff12"): New.
11319 ("tlsoff_hilo"): New.
11320 ("tls_tlsdesc_ldd"): New.
11321 ("tls_tlsoff_ld"): New.
11322 ("tls_lddi"): New.
11324 * config/frv/frv-protos.h (symbolic_operand): Protoize.
11326 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
11328 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
11329 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
11330 * config/frv/frv.c (TLS_BIAS): Define.
11331 (frv_output_dwarf_dtprel): New.
11333 2005-01-26 Jakub Jelinek <jakub@redhat.com>
11335 PR rtl-optimization/19579
11336 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
11337 both A and B, see if they don't clobber registers the other expr uses.
11339 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
11341 * real.c (do_add): Initialize signalling and canonical members.
11343 * real.c (real_from_integer): Zero out destination.
11345 2005-01-18 Jan Hubicka <jh@suse.cz>
11347 PR tree-optimize/19337
11348 * tree-inline.c (initialize_inlined_parameters): Copy
11349 saved_static_chain_decl only.
11351 2005-01-25 Richard Henderson <rth@redhat.com>
11353 PR target/19556
11354 PR target/19584
11355 * config/i386/i386.c (x86_inter_unit_moves): Zero.
11356 (ix86_preferred_reload_class): Rewrite fp-constant section, with
11357 80387 enabled, to return a proper subclass. Return the subset that
11358 overlaps with GENERAL_REGS for PLUS.
11359 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
11361 2005-01-25 Richard Henderson <rth@redhat.com>
11363 PR middle-end/19609
11364 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
11366 2005-01-25 Roger Sayle <roger@eyesopen.com>
11368 * expmed.c (choose_multiplier): Change interface to return the
11369 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
11370 (expand_divmod): Update calls to choose_multiplier.
11372 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11374 PR middle-end/19330
11375 * expmed.c (extract_bit_field): Use adjust_address instead of
11376 gen_lowpart when op0 is a MEM.
11378 2005-01-24 Steven Bosscher <stevenb@suse.de>
11380 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
11382 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11384 * config/mips/irix-csr.c: New file.
11385 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11386 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11387 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11388 executables.
11390 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11392 PR bootstrap/19364
11393 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
11394 sparc/elf.h, add sparc/sp-elf.h.
11395 (sparc-*-rtems*): Likewise.
11396 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
11397 tm-dwarf2.h, add sparc/sp-elf.h.
11398 (sparc86x-*-elf): Likewise.
11399 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
11400 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
11401 TARGET_OS_CPP_BUILTINS.
11402 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11403 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11404 Undefine it.
11405 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
11406 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
11407 (SWITCH_TAKES_ARG): Likewise.
11408 (LOCAL_LABEL_PREFIX): Likewise.
11409 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11410 (TARGET_N_FORMAT_TYPES): Delete.
11411 (TARGET_FORMAT_TYPES): Likewise.
11412 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11413 * config/sparc/elf.h: Delete.
11414 * config/sparc/sp-elf.h: New file.
11416 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11418 * tree-flow-inline.h (phi_arg_from_edge): Remove.
11419 * tree-flow.h: Remove the corresponding prototype.
11420 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
11421 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
11423 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11425 PR target/17751
11426 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
11427 for AIX ABI or ELF -fPIC.
11428 (rs6000_emit_load_toc_table): Don't create toc_section here.
11429 (rs6000_xcoff_file_start): Nor here.
11431 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
11433 * sh.c (ra.h): Don't #include.
11434 (hard_regs_intersect_p): New function, resurrected from ra.c.
11436 * sh.c: Fix 1996 Copyright.
11438 2005-01-24 Richard Henderson <rth@redhat.com>
11439 Aldy Hernandez <aldyh@redhat.com>
11441 * regrename.c (note_sets): Handle subregs.
11443 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
11445 PR bootstrap/18058
11446 * genconditions.c (write_header, write_conditions): Elide file if
11447 not GCC >= 3.0.1.
11449 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11451 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
11452 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
11453 Update copyright.
11455 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11457 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
11458 expand_builtin_printf, expand_builtin_fprintf,
11459 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
11460 checking against POINTER_TYPE.
11461 (validate_arglist): Handle POINTER_TYPE code by checking
11462 POINTER_TYPE_P.
11464 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
11466 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
11467 init_rtlanal): New.
11468 (for_each_rtx): Call for_each_rtx_1.
11469 * rtl.h (init_rtlanal): Declare.
11470 * toplev.c (backend_init): Call init_rtlanal.
11472 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11474 * flow.c (propagate_one_insn): Formatting.
11476 PR middle-end/19551
11477 * flow.c (libcall_dead_p): Be more conservative if unsure.
11478 If there are any instructions between insn and call, see if they are
11479 all dead before saying the libcall is dead.
11481 2005-01-24 Uros Bizjak <uros@kss-loka.si>
11483 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
11484 operand constraint for operand 0.
11486 2005-01-23 Richard Henderson <rth@redhat.com>
11488 PR 19486
11489 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
11490 edges leading to join block.
11492 2005-01-23 Roger Sayle <roger@eyesopen.com>
11494 * expmed.c (expand_mult_highpart): Make static. Change type of
11495 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
11496 (expand_divmod): Updates calls to expand_mult_highpart by using
11497 gen_int_mode to pass a CONST_INT rtx.
11498 * rtl.h (expand_mult_highpart): Remove prototype.
11500 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11502 * flow.c (regset_bytes, regset_size): Remove.
11504 * cfganal.c: Fix a reference to Harvey's paper.
11506 2005-01-23 Steven Bosscher <stevenb@suse.de>
11508 PR rtl-optimization/19464
11509 * tree-optimize.c (init_tree_optimization_passes): Add one more
11510 copyrename pass just before out-of-ssa.
11512 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11514 PR bootstrap/18058
11515 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11516 * ggc-none.c (ggc_free): Define.
11518 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11520 * cse.c (max_reg, max_insn_uid): Remove.
11521 (cse_main): Don't access max_reg or max_insn_uid.
11523 * c-common.c (explicit_flag_signed_bitfields,
11524 lang_statement_code_p, lang_expand_function_end): Remove.
11525 * c-common.h: Remove the corresponding declarations.
11526 * c-opts.c (c_common_handle_option): Remove all write access
11527 to explicit_flag_signed_bitfields.
11529 * cgraph.c (cgraph_varpool_n_nodes): Remove.
11530 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
11531 * cgraph.h: Remove the corresponding declaration.
11533 * gcse.c (null_pointer_info): Remove.
11535 2005-01-23 Roger Sayle <roger@eyesopen.com>
11536 Eric Botcazou <ebotcazou@libertysurf.fr>
11538 * combine.c (simplify_logical): Only simplify logical expressions
11539 of the form ior(and(x,y),z) by the inverse distributive law if the
11540 result is cheaper than the original.
11542 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11544 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
11545 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
11546 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
11547 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
11548 config/freebsd-spec.h, config/arm/arm.h,
11549 config/h8300/h8300.md, config/i386/i386.md,
11550 config/i386/predicates.md, config/i386/sse.md,
11551 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
11552 config/vax/vax.md: Fix comment typos. Follow spelling
11553 conventions.
11555 2005-01-23 Steven Bosscher <stevenb@suse.de>
11557 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11558 tests, instead of `less than'.
11560 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11562 * function.c (assign_parm_setup_block): When creating a new stack slot
11563 for a parameter, get its alignment from the parameter's DECL_ALIGN
11564 rather than the type's TYPE_ALIGN. Make sure that the parameter
11565 is at least word aligned.
11567 2005-01-22 Roger Sayle <roger@eyesopen.com>
11569 PR middle-end/19378
11570 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11572 2005-01-22 Richard Henderson <rth@redhat.com>
11574 PR target/19506
11575 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
11576 in both compare operands.
11577 (movdfcc_1_sse_max): Likewise.
11578 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
11579 (movdfcc_1_sse): Likewise.
11580 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
11581 scratch register as needed.
11583 2005-01-22 Richard Henderson <rth@redhat.com>
11585 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11587 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11589 2005-01-22 Richard Henderson <rth@redhat.com>
11591 * genopinit.c (optabs): Use smin/smax for floating point too.
11592 * doc/md.texi: Update to match. Clarify that floating point
11593 results are undefined for +0/-0 and NaN.
11594 * doc/rtl.texi: Likewise.
11595 * rtl.def (SMIN, SMAX): Likewise
11596 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
11598 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
11599 leading 's' to the name.
11600 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
11601 smaxxf3, sminxf3): Likewise.
11602 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
11603 Likewise.
11605 2005-01-22 Paul Brook <paul@codesourcery.com>
11607 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11609 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11611 * config/s390/s390.c (struct processor_costs): New fields
11612 dlgr, dlr, dr, dsgfr, dsgr.
11613 (z900_cost, z990_cost): Values for new fields.
11614 (s390_rtx_costs): New cases MEM und COMPARE in switch
11615 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
11616 DIV, MOD, UDIV, UMOD.
11618 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11620 * config/s390/s390.md ("doloop_si64"): Reload input value directly
11621 into the register being decremented.
11622 ("doloop_si31", "doloop_di"): Likewise.
11623 ("*doloop_si_long"): Adapt pattern.
11625 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11627 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
11628 access registers.
11629 (CLASS_MAX_NREGS): Likewise.
11631 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
11633 * doc/tree-ssa.texi (Statement Operands): Add example for new
11634 must-def macro. Note deprecation of old operands interface.
11636 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
11638 PR tree-optimization/19484
11639 * tree-cfg.c (remove_fallthru_edge): New function.
11640 (cleanup_control_flow): Remove fallthru edges from calls that are
11641 now known not to return.
11643 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11645 Fix PR tree-optimization/19038
11646 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
11647 copies with loop variant ones.
11649 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
11651 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
11652 config/alpha/alpha-protos.h, config/alpha/alpha.h,
11653 config/alpha/alpha.md, config/alpha/predicates.md,
11654 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
11655 config/sparc/sol2.h: Update copyright.
11657 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
11658 first label to see if it is a nonlocal label.
11660 2005-01-22 David Edelsohn <edelsohn@gnu.org>
11661 Andrew Pinski <pinskia@physics.uc.edu>
11663 PR target/19491
11664 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
11665 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
11667 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11669 * config/rs6000/rtems.h: Update copyright.
11671 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11673 PR target/19548
11674 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
11675 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
11676 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
11678 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11680 PR c/18809
11681 * c-typeck.c (convert_arguments): Check for error_mark_node.
11683 2005-01-21 Ian Lance Taylor <ian@airs.com>
11685 PR tree-optimization/13000
11686 * tree-inline.c: Include "tree-flow.h".
11687 (expand_call_inline): If warn_return_type, warn if non-void inline
11688 function falls through.
11689 * tree-cfg.c (execute_warn_function_return): Don't warn about
11690 control reaching end if TREE_NO_WARNING is set. Set
11691 TREE_NO_WARNING.
11692 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
11693 has been lowered.
11694 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
11695 branch if we don't need one.
11696 * c-typeck.c: Include "tree-flow.h"
11697 (c_finish_bc_stmt): Don't add a goto if the current statement
11698 list doesn't fall through to the current point.
11700 2005-01-21 Roger Sayle <roger@eyesopen.com>
11702 PR rtl-optimization/576
11703 * real.c (real_arithmetic): Change return type from void to bool
11704 to return an indication that the result may be inexact.
11705 * real.h (real_arithmeric): Update prototype.
11706 * fold-const.c (const_binop): Don't constant fold floating
11707 point expressions when the user specifies -frounding-math and
11708 the result may depend upon the run-time rounding mode.
11709 (fold_convert_const_real_from_real): Clean-up.
11710 (fold_initializer): Ignore flag_rounding_math for initializers.
11711 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
11712 constant fold FP operations with flag_rounding_math if the
11713 result may depend upon the run-time rounding mode.
11715 2005-01-21 Tom Tromey <tromey@redhat.com>
11717 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
11719 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
11721 * tree-cfg.c: Fix comment typos.
11723 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
11725 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
11726 around the call to rest_of_handle_branch_target_load_optimize.
11728 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11730 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
11731 (sparc64-*-openbsd*): Likewise.
11732 (sparclite-*-elf*): Include tm-dwarf2.h.
11733 (sparc86x-*-elf*): Likewise.
11734 (sparc64-*-elf*): Likewise.
11735 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
11736 (DBX_DEBUGGING_INFO): Likewise.
11737 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
11738 (PREFERRED_DEBUGGING_TYPE): Likewise.
11739 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
11740 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
11741 (PREFERRED_DEBUGGING_TYPE): Likewise.
11742 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
11743 (PREFERRED_DEBUGGING_TYPE): Likewise.
11744 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
11746 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
11748 PR target/18701
11749 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
11751 2005-01-20 Paul Brook <paul@codesourcery.com>
11753 * doc/rtl.texi: Document value extension requirements for CONST_INT.
11755 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11757 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
11758 label is first in a sequence of labels.
11760 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
11762 2005-01-20 Janis Johnson <janis187@us.ibm.com>
11763 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11765 * doc/sourcebuild.texi (Test Directives): New.
11767 2005-01-20 Roger Sayle <roger@eyesopen.com>
11769 * real.c (real_floor): Don't leave the result uninitialized when
11770 mode is VOIDMode, but return the unrounded intermediate value.
11771 (real_ceil): Likewise.
11773 2005-01-20 Paul Brook <paul@codesourcery.com>
11775 * config/arm/arm.md (insv): Use gen_int_mode.
11777 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11779 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
11780 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11781 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11782 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11783 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11785 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11787 Fix PR debug/19124
11788 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
11789 fbreg, so we have to assume we can't.
11790 (loc_descriptor_from_tree_1): Ditto.
11791 (containing_function_has_frame_base): New function.
11792 (add_location_or_const_value_attribute): Use it.
11793 Also try to generate a frame_base from a single element location
11794 list.
11796 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11798 PR tree-optimization/15349
11799 * timevar.def (TV_TREE_MERGE_PHI): New.
11800 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
11801 PHI_WANTED.
11802 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
11803 calls to tree_forwarder_block_p.
11804 (remove_forwarder_block_with_phi, merge_phi_nodes,
11805 gate_merge_phi, pass_merge_phi): New.
11806 * tree-optimize.c (init_tree_optimization_passes): Add
11807 pass_merge_phi.
11808 * tree-pass.h: Add an extern for pass_merge_phi;
11810 2005-01-20 Richard Henderson <rth@redhat.com>
11812 PR target/19418
11813 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
11814 (_mm_castps_pd, _mm_castps_si128): New.
11815 (_mm_castsi128_ps, _mm_castsi128_pd): New.
11817 2005-01-20 Richard Henderson <rth@redhat.com>
11819 PR target/19530
11820 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
11821 __builtin_ia32_vec_init_v2si.
11822 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
11823 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
11824 (ix86_init_mmx_sse_builtins): Create it.
11825 (ix86_expand_builtin): Expand it.
11826 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
11827 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
11828 (vec_extractv2si_0, vec_extractv2si_1): New.
11830 2005-01-20 Richard Henderson <rth@redhat.com>
11832 PR target/16533
11833 * config/i386/i386.c (ix86_expand_push): New.
11834 * config/i386/mmx.md (push<MMXMODE>1): New.
11835 * config/i386/sse.md (push<SSEMODE>1): New.
11836 * config/i386/i386-protos.h: Update.
11838 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11840 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
11841 copyright.
11843 2005-01-20 Richard Henderson <rth@redhat.com>
11845 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
11846 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
11848 2005-01-19 Richard Henderson <rth@redhat.com>
11850 PR target/19350
11851 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
11852 to V4SFmode in SSE1 fallback load path.
11854 2005-01-19 Richard Henderson <rth@redhat.com>
11856 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
11857 in QImode expansion to ix86_expand_vector_set.
11858 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
11860 2005-01-19 Richard Henderson <rth@redhat.com>
11862 PR target/19511
11863 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
11864 subclass of the input class.
11865 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
11866 Always true for cross-SSE1 classes. Rationalize conditionals.
11867 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
11868 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
11869 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
11870 (movdi_2): Add MMX/SSE zeros.
11871 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
11872 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
11873 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11874 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
11875 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
11876 (zero_extendsidi2_rex64_1): Remove.
11877 (MOV0 peephole): Check GENERAL_REG_P.
11879 2005-01-19 Richard Henderson <rth@redhat.com>
11881 PR target/19427
11882 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
11883 shufps elements.
11884 (ix86_expand_vector_extract): Likewise.
11886 2005-01-19 Richard Henderson <rth@redhat.com>
11888 PR middle-end/19304
11889 * expr.c (emit_move_change_mode): New argument force; use
11890 simplify_gen_subreg if true.
11891 (emit_move_via_alt_mode): Merge into ...
11892 (emit_move_via_integer): ... here.
11893 (emit_move_ccmode): Use emit_move_change_mode directly.
11895 2005-01-19 Richard Henderson <rth@redhat.com>
11897 PR target/19518
11898 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
11899 (alpha_preferred_reload_class): Handle CONST_VECTOR.
11900 (alpha_emit_set_const_1): Add no_output parameter; don't emit
11901 rtl if true.
11902 (alpha_emit_set_const): Likewise. Make static.
11903 (alpha_emit_set_long_const): Make static.
11904 (alpha_extract_integer): Split out from alpha_expand_mov.
11905 (alpha_split_const_mov): Likewise.
11906 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
11907 (alpha_legitimate_constant_p): New.
11908 * config/alpha/alpha-protos.h: Update.
11909 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
11910 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
11911 * config/alpha/alpha.md (movsi): Add n alternative.
11912 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
11913 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
11914 (splitters for all of the above): Use alpha_split_const_mov.
11915 * config/alpha/predicates.md (non_add_const_operand): New.
11916 (non_zero_const_operand): New.
11917 (input_operand): Use alpha_legitimate_constant_p after reload.
11919 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11921 PR tree-optimization/19038
11922 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
11923 (add_candidate): Add ivs with increment in latch only if
11924 allow_ip_end_pos_p is true.
11925 (determine_iv_cost): Use empty_block_p.
11927 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
11929 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
11930 (compute_dominance_frontiers): Ditto.
11932 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
11934 PR target/19529
11935 * config/sh/t-rtems: New.
11936 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
11938 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11940 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
11941 the offset of the selected field.
11943 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
11945 * tree-cfg.c (remove_forwarder_block): Fix the check to
11946 prevent a nonlocal label from appearing in the middle of a
11947 basic block.
11949 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
11951 PR rtl-optimization/19462
11952 * reorg.c (find_end_label): Create return insn only if
11953 current_function_epilogue_delay_list is empty.
11955 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
11957 * doc/passes.texi: Remove paragraph mentioning new-ra.
11959 2005-01-19 Jakub Jelinek <jakub@redhat.com>
11961 PR rtl-optimization/15139
11962 * combine.c: Include params.h.
11963 (count_rtxs): New function.
11964 (record_value_for_reg): If replace_rtx would replace at least
11965 2 occurrences of REG in VALUE and TEM is really large, replace REG with
11966 (clobber (const_int 0)) instead of TEM.
11967 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
11968 * params.h (MAX_LAST_VALUE_RTL): New.
11969 * Makefile.in (combine.o): Depend on $(PARAMS_H).
11970 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
11972 PR c/17297
11973 * c-typeck.c (digest_init): Only call build_vector if all constructor
11974 elements are *_CST nodes.
11975 * gimplify.c (gimplify_init_constructor): Likewise.
11977 PR middle-end/19164
11978 * c-typeck.c (digest_init): Only call build_vector if inside_init
11979 is a CONSTRUCTOR.
11981 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11983 * toplev.c (init_asm_output): Remove dead #ifdef.
11985 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
11987 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
11989 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
11991 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
11992 accessing DECL_FUNCTION_CODE.
11993 * dojump.c (do_jump): Likewise.
11994 * gimplify.c (gimplify_call_expr): Likewise.
11995 * predict.c (expr_expected_value): Likewise.
11996 (strip_builtin_expect): Likewise.
11997 * tree-inline.c (estimate_num_insns_1): Likewise.
11998 * tree-ssa-loop-im.c (stmt_cost): Likewise
11999 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
12000 (tree_expr_nonnegative_p): Likewise.
12002 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12004 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
12005 variant of the load_pcrel_sym pattern.
12006 * config/sparc/sparc.md (P macro): Move to the top.
12007 (load_pcrel_sym): Macroize using P.
12008 (save_register_window): Likewise.
12010 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
12012 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
12013 ("sordered"): Same.
12015 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
12017 PR C/19472
12018 * c-typeck.c (build_asm_expr): Strip nops off
12019 input memory operands.
12021 2005-01-18 David Edelsohn <edelsohn@gnu.org>
12023 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
12024 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
12025 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
12026 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
12028 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
12030 PR target/19379
12031 * config/i386/i386.c (override_options): If the 80387 is disabled,
12032 then do not return FP values using FP registers.
12034 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
12036 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
12037 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
12038 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
12039 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
12040 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
12041 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
12042 output.h, postreload-gcse.c, postreload.c, recog.c,
12043 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
12044 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
12045 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
12046 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
12047 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
12048 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
12049 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
12050 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
12052 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
12053 config/alpha/alpha.c, config/arm/vfp.md,
12054 config/i386/emmintrin.h, config/i386/i386-modes.def,
12055 config/i386/i386-protos.h, config/i386/i386.h,
12056 config/i386/pmmintrin.h, config/i386/ppro.md,
12057 config/i386/predicates.md, config/i386/xmmintrin.h,
12058 config/i860/i860.c, config/ia64/ia64-modes.def,
12059 config/ia64/ia64-protos.h, config/ia64/ia64.h,
12060 config/ia64/ia64.md, config/ia64/itanium1.md,
12061 config/ia64/itanium2.md, config/ia64/predicates.md,
12062 config/iq2000/iq2000.h, config/mips/linux64.h,
12063 config/rs6000/aix41.h, config/rs6000/aix43.h,
12064 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
12065 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
12066 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
12067 config/sparc/linux64.h, config/sparc/litecoff.h,
12068 config/sparc/sp64-elf.h, config/sparc/sparc.c,
12069 config/sparc/sparc.h, config/sparc/sparc.md,
12070 config/sparc/sysv4-only.h: Update copyright.
12072 2005-01-18 Richard Henderson <rth@redhat.com>
12074 PR target/19496
12075 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
12077 2005-01-18 Marc Espie <espie@openbsd.org>
12078 * config/i386/openbsdelf.h: Typo.
12080 2005-01-18 Richard Henderson <rth@redhat.com>
12082 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
12083 special case for sse.
12084 * config/i386/predicates.md (sse_comparison_operator): Likewise.
12086 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
12088 * tree-inline.c (estimate_num_insns_1): Added cases for
12089 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
12091 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12093 PR rtl-optimization/19296
12094 * combine.c (simplify_comparison): Rewrite the condition under
12095 which a non-paradoxical SUBREG of a PLUS can be lifted when
12096 compared against a constant.
12098 2005-01-18 Andi Kleen <ak@muc.de>
12100 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
12101 * c.opt (-Wpointer-sign): Add.
12102 * doc/invoke.texi: (-Wpointer-sign): Add.
12104 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12106 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
12107 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
12108 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
12109 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
12110 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
12111 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
12112 for TARGET_MIX_SSE_I387.
12113 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
12114 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
12115 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
12116 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
12117 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
12118 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
12119 TARGET_MIX_SSE_I387.
12120 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
12121 from expander.
12123 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12125 PR target/19424
12126 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
12127 Add movaps alternative for xmm reg->reg move.
12129 2005-01-17 Jeff Law <law@redhat.com>
12131 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
12132 at the end of the main DOM loop rather than just before DOM exits.
12134 2005-01-17 Diego Novillo <dnovillo@redhat.com>
12136 PR tree-optimization/19121
12137 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
12138 adding aliases to a name tag, also add them to the pointer's
12139 type tag.
12140 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
12141 sensitive alias info at all. Only check that the two pointers
12142 have compatible pointed-to sets.
12143 * tree-ssa.c (verify_name_tags): Verify that the alias set of
12144 a pointer's type tag is a superset of the alias set of the
12145 pointer's name tag.
12147 2005-01-17 James E Wilson <wilson@specifixinc.com>
12149 PR target/19357
12150 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
12151 comment to document why.
12153 2005-01-17 Richard Henderson <rth@redhat.com>
12155 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
12156 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
12157 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
12158 sse2_vmsminv2df3_finite): New.
12159 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
12160 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
12161 Force op1 into register.
12163 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
12165 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
12166 bubblestrap from always rebuilding build directory.
12168 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
12170 * config/s390/s390.md ("*clc"): Remove incorrect '='.
12171 ("*cmpmem_short"): Likewise.
12173 2005-01-17 Steven Bosscher <stevenb@suse.de>
12175 * basic-block.h: Document BB_* flags.
12176 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
12177 use an sbitmap instead.
12178 * sched-rgn.c (compute_trg_info): Likewise.
12180 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
12182 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
12183 redundant target_cpu_default and extra_parts lines. Use the default
12184 "from-abi" ISA.
12185 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
12186 (SUBTARGET_EXTRA_SPECS): Delete.
12187 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
12188 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
12189 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
12190 and "n32" for -mabi=n32.
12192 2005-01-17 Ian Lance Taylor <ian@airs.com>
12194 PR c/5675
12195 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
12196 fold constant variables into initial values.
12198 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12200 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
12202 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
12203 through the statements backward.
12205 2005-01-17 Ian Lance Taylor <ian@airs.com>
12207 PR middle-end/13127:
12208 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
12209 a variable set to the return value of the inlined function.
12211 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
12213 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
12214 when modes are tieable.
12216 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
12218 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
12219 of pthread_create to find out if threads are enabled.
12220 * gthr-posix95.h (__gthread_active_p): Likewise.
12222 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12224 * common.opt (-fnew-ra): Remove.
12225 * ra*.*: Remove.
12226 * toplev.h (flag_new_regalloc): Remove.
12227 * Makefile.in (ra*.*): Don't mention.
12228 * passes.c (rest_of_handle_new_regalloc): Remove.
12229 (rest_of_handle_combine, rest_of_compilation): Always consider
12230 flag_new_regalloc as false.
12231 * doc/invoke.texi: Don't document -fnew-ra.
12233 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12235 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
12236 last parameter to reg_scan.
12237 * loop.c (loop_optimize): Likewise.
12238 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
12239 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
12240 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12241 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12242 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
12243 * regclass.c (reg_scan): Likewise, for the declaration.
12244 * rtl.h (reg_scan): Likewise, for the prototype.
12246 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12248 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
12249 mark_dfs_back_edges.
12251 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
12253 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
12254 (compute_avail): Uses don't go in tmp_gen.
12256 2005-01-16 Steven Bosscher <stevenb@suse.de>
12258 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
12259 loop to look for a free slot in a page entry.
12261 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12263 PR target/16304
12264 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
12265 * toplev.c (compile_file): Call process_pending_assemble_output_defs
12266 just before targetm.asm_out.file_end.
12267 * tree.h (process_pending_assemble_output_defs): Declare.
12268 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
12269 New functions.
12270 (assemble_alias): Defer generation of assembly code for defines when
12271 TARGET_DEFERRED_OUTPUT_DEFS is true.
12272 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12273 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12274 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
12276 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12278 PR target/19336
12279 * pa.c (pa_scalar_mode_supported_p): New function.
12280 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12281 * pa.h (MIN_UNITS_PER_WORD): Add comment.
12283 * pa-protos.h (prefetch_operand): Delete.
12284 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
12285 * pa.c (prefetch_operand): Delete.
12286 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
12287 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
12288 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
12289 and prefetch_nocc_operand.
12290 * pa.md (prefetch): Rework to avoid reload problems handling short
12291 displacements when a cache control completer needs to be provided.
12292 (prefetch_32, prefetch_64): Delete.
12293 (prefetch_cc, prefetch_nocc): New patterns.
12295 2005-01-15 David Edelsohn <edelsohn@gnu.org>
12297 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
12299 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12301 PR ada/19388
12302 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
12303 exceeds maximum alignment for global common data.
12304 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
12305 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
12307 2004-01-15 Roger Sayle <roger@eyesopen.com>
12309 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
12311 2004-01-15 Roger Sayle <roger@eyesopen.com>
12313 * harg-reg-set.h (reg_class_names): Prototype global array.
12314 * regclass.c (reg_class_names): Declare here and initialize to
12315 REG_CLASS_NAMES.
12316 (dump_regclass): Remove local declaration of reg_class_names.
12317 (regclass): Likewise.
12318 * cfg.c (dump_flow_info): Likewise.
12319 * ra-debug.c (reg_class_names): Likewise.
12320 * regrename.c (reg_class_names): Likewise.
12321 * reload.c (reg_class_names): Likewise.
12322 * reload1.c (spill_failure): Likewise.
12323 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
12325 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
12327 * config/s390/s390.md ("reload_outti"): Remove predicate for
12328 output operand. Abort if operand is not a MEM.
12329 ("reload_outdi", "reload_outdf"): Likewise.
12331 2005-01-15 Marc Espie <espie@openbsd.org>
12333 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
12334 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
12335 * config/openbsd.h: Fix C++ includes for native configurations.
12336 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
12337 Add trampoline support.
12338 * config/i386/openbsdelf.h: New.
12340 2005-01-15 Marc Espie <espie@openbsd.org>
12342 * collect2.c (main): Explicitly parse -dynamic-linker option.
12344 2005-01-15 Jakub Jelinek <jakub@redhat.com>
12346 PR tree-optimization/19060
12347 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
12348 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
12349 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
12350 and handle extract_range_from_cond returning false.
12351 * fold-const.c (fold): Optimize comparisons with min/max even for
12352 width > HOST_BITS_PER_WIDE_INT.
12354 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
12356 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
12357 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
12358 Remove little endian multilib variants.
12359 Add mips32 multilib variant.
12361 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
12363 * explow.c (copy_all_reg, stabilize): Remove.
12364 * expr.h: Remove the corresponding prototypes.
12366 * rtlanal.c (regs_set_between_p): Remove.
12367 * rtl.h: Remove the corresponding prototype.
12369 2005-01-14 David Edelsohn <edelsohn@gnu.org>
12371 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
12372 to rs6000_nonimmediate_operand.
12373 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
12374 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
12375 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
12376 rs6000_nonimmediate_operand.
12377 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
12378 rs6000_nonimmediate_operand.
12380 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
12382 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
12384 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12386 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
12387 on e500v2.
12388 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
12389 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
12391 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
12392 (rs6k_nonimmediate_operand): New.
12393 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
12394 correctly.
12395 (legitimate_lo_sum_address_p): Same.
12396 (rs6000_legitimize_address): Same.
12397 (rs6000_legitimize_reload_address): Same.
12398 (rs6000_legitimate_address): Same.
12399 (spe_build_register_parallel): Pass DF and DC modes in a DI
12400 register.
12402 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
12403 to rs6k_nonimmediate_operand.
12405 * config/rs6000/spe.md ("*frob_df_di"): New.
12406 ("*frob_di_df"): New.
12407 ("*frob_di_df_2"): New.
12408 ("*mov_sidf_e500_subreg0"): New.
12409 ("*mov_sidf_e500_subreg4"): New.
12410 ("*movdf_e500_double"): Change predicate to
12411 rs6k_nonimmediate_operand.
12413 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12415 * postreload.c (move2add_note_store): Only call
12416 trunc_int_for_mode on scalar integers.
12418 2005-01-14 Steven Bosscher <stevenb@suse.de>
12420 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
12421 replace BB_VISITED uses.
12422 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
12423 (propagate_necessity): Check the bitmap instead of BB_VISITED.
12424 (tree_dce_done): Free visited_control_parents.
12425 (perform_tree_ssa_dce): Allocate and clear it.
12426 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
12427 (compute_antic): Iterate from here using a DFS. Use an sbitmap
12428 instead of BB_VISITED.
12430 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
12432 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
12433 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
12434 Remove unused prototypes.
12436 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12438 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
12439 64-bit register usage.
12440 (spe_func_has_64bit_regs_p): Add FIXME note.
12442 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12444 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
12445 flag_finite_math_only with flag_unsafe_math_optimizations.
12447 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
12449 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
12450 end-of-stack check.
12451 (__tpf_eh_return): Copy TPF private stack area from the module
12452 boundary stack frame. Add check for when module addresses are
12453 equal, but no stub address is found.
12455 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
12457 PR target/7525
12458 * arm.h (struct machine_function): Add call_via field.
12459 (thumb_call_via_label): Declare.
12460 * arm.c (thumb_call_via_label): New variable.
12461 (thumb_call_reg_needed): New variable.
12462 (arm_output_function_epilogue): For Thumb code, output any per-function
12463 call-indirect trampolines.
12464 (thumb_call_via_reg): New function.
12465 (arm_file_end): New function.
12466 (TARGET_ASM_FILE_END): Call arm_file_end.
12467 (aof_file_end): Likewise.
12468 * arm-protos.h (thumb_call_via_reg): Declare.
12469 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
12470 thumb_call_via_reg in normal case.
12472 2005-01-14 Jakub Jelinek <jakub@redhat.com>
12474 PR middle-end/19084
12475 PR rtl-optimization/19348
12476 * recog.c (peephole2_optimize): Do global life update if some peephole
12477 decides it doesn't need at least one of its inputs and that change
12478 influences liveness at the start of the basic block.
12480 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
12481 arguments instead of 1.
12483 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
12485 PR middle-end/18820
12486 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
12487 zero for nested functions needing a static chain or functions
12488 with a non-constant address.
12490 2005-01-13 Roger Sayle <roger@eyesopen.com>
12492 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12493 (and (sign_extend X) C) into (zero_extend (and X C)).
12495 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12497 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12499 2005-01-13 Richard Henderson <rth@redhat.com>
12501 PR target/19009
12502 PR target/19250
12503 PR target/19252
12504 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
12505 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
12506 not just TARGET_SSE.
12507 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
12508 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
12509 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
12510 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
12511 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
12512 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
12513 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
12514 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
12515 (movdicc_c_rex64): Rename with '*'.
12516 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
12517 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
12518 (movsfcc_1_387): Rename from movsfcc_1.
12519 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
12520 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
12521 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
12522 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
12523 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
12524 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
12525 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
12526 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
12527 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
12528 sse_movdfcc_const0_4): Remove.
12529 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
12530 recognize min/max early. Update for changed sse cmove patterns.
12531 (ix86_split_sse_movcc): New.
12532 * config/i386/i386-protos.h: Update.
12534 2005-01-13 Steven Bosscher <stevenb@suse.de>
12536 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12537 (fix_stmt_v_may_defs): Likewise.
12539 2005-01-13 Richard Henderson <rth@redhat.com>
12541 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12542 for converting the mask.
12544 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12546 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12547 definition to 600.
12549 2005-01-13 Richard Henderson <rth@redhat.com>
12551 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
12552 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
12553 IX86_BUILTIN_MOVDQ2Q): Remove.
12554 (IX86_BUILTIN_VEC_EXT_V4SI): New.
12555 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
12556 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
12557 shuffling.
12558 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
12559 (sse2_pextrw): Fix immediate constraint.
12560 (sse2_loadq, sse2_loadq_rex64): Remove.
12561 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
12562 Use __builtin_ia32_vec_ext_<size>.
12563 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
12565 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12567 * function.c (assign_parm_setup_block): Look inside original
12568 entry_parm when inspecting PARALLEL.
12570 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12571 Joel Sherrill <joel@oarcorp.com>
12573 PR target/19399
12574 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
12575 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
12576 rtems_gxx_recursive_mutex_init.
12577 (__gthread_recursive_mutex_lock): New function.
12578 (__gthread_recursive_mutex_trylock): Likewise.
12579 (__gthread_recursive_mutex_unlock): Likewise.
12581 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12583 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12585 2005-01-13 Jan Beulich <jbeulich@novell.com>
12587 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
12588 (ashrti3_internal): Indicate output is early clobber. Generate result
12589 into output rather than first input. Use move for low word of output
12590 if shift count is exactly 64.
12591 (lshrti3_internal): Likewise.
12593 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12595 PR target/18329
12596 PR target/18330
12597 * reload1.c (delete_output_reload): Don't delete an output reload
12598 if the pseudo lives longer than a single basic block. Adjust and
12599 improve wording of comment.
12601 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12603 PR target/19334
12604 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12605 of TYPE_SIZE where we mean the number of bytes.
12607 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12609 * function.c (assign_parm_setup_block): Relax condition on
12610 multi-register optimization.
12612 2005-01-12 Nick Clifton <nickc@redhat.com>
12614 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
12615 an "in_delay_slot" attribute of "no" to prevent them being used in
12616 delay slots. This is forbidden because they might generate
12617 exceptions.
12619 2005-01-12 Alan Modra <amodra@bigpond.net.au>
12621 PR target/19389
12622 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
12623 with r->Y and Y->r.
12625 2005-01-12 Nick Clifton <nickc@redhat.com>
12627 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
12628 passed on to GAS) but do not define, as GAS no longer supports or
12629 needs the -m2000 option.
12631 2005-01-11 Roger Sayle <roger@eyesopen.com>
12633 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
12634 type as args of unprototyped builtins aren't automatically promoted.
12635 (fold_builtin_abs): Likewise.
12637 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12639 * Makefile.in: Set a `build-warn' variable.
12641 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12643 PR tree-optimization/17949
12644 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
12645 (find_interesting_uses_address): Use it.
12647 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
12649 * regrename.c (kill_value): Handle subreg's that won't simplify.
12651 2005-01-11 Richard Henderson <rth@redhat.com>
12653 PR target/13366
12654 * config/i386/i386.h (enum ix86_builtins): Move ...
12655 * config/i386/i386.c: ... here.
12656 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
12657 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
12658 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
12659 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
12660 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
12661 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
12662 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
12663 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
12664 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
12665 IX86_BUILTIN_LOADDDUP): Remove.
12666 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
12667 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
12668 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
12669 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
12670 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
12671 (ix86_init_builtins): Make static.
12672 (ix86_init_mmx_sse_builtins): Update for changed builtins.
12673 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
12674 if all the modes match. Otherwise, fake it.
12675 (get_element_number, ix86_expand_vec_init_builtin,
12676 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
12677 (ix86_expand_builtin): Make static. Update for changed builtins.
12678 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
12679 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
12680 (ix86_expand_vector_init_duplicate): New.
12681 (ix86_expand_vector_init_low_nonzero): New.
12682 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
12683 Split out from ix86_expand_vector_init; handle integer modes.
12684 (ix86_expand_vector_init): Use them.
12685 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
12686 * config/i386/i386-protos.h: Update.
12687 * config/i386/predicates.md (reg_or_0_operand): New.
12688 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
12689 (movv2sf_internal): Likewise. And a splitter to match them all.
12690 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
12691 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
12692 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
12693 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
12694 (mmx_pinsrw): Fix operand ordering.
12695 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
12696 rather than sse_loadss expander.
12697 (movv2df splitter): Similarly.
12698 (sse_loadss, sse_loadlss): Remove.
12699 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
12700 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
12701 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
12702 (sse3_movddup): Rename with '*'.
12703 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
12704 (sse2_loadsd): Remove.
12705 (vec_dupv2df_sse3): Rename from sse3_loadddup.
12706 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
12707 (sse2_pinsrw): Fix argument ordering.
12708 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
12709 (sse2_stored): Remove 'r' destination.
12710 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
12711 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
12712 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
12713 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
12714 vec_extractv16qi, vec_initv16qi): New.
12716 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
12717 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
12718 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
12719 constructor form.
12720 (_mm_load_pd, _mm_store_pd): Use plain dereference.
12721 (_mm_load_si128, _mm_store_si128): Likewise.
12722 (_mm_load1_pd): Use _mm_set1_pd.
12723 (_mm_load_sd): Use _mm_set_sd.
12724 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
12725 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
12726 (_mm_set_epi64): Use _mm_set_epi64x.
12727 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
12728 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
12729 _mm_setr_epi8): Use _mm_set_foo form.
12730 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
12731 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
12732 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
12733 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
12734 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
12735 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
12736 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
12737 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
12738 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
12739 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
12740 (_mm_movedup_pd): Use _mm_shuffle_pd.
12741 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
12742 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
12743 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
12744 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
12745 Use _mm_setzero_ps.
12746 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
12747 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
12748 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
12749 (_mm_store_ps): Use raw dereference.
12750 (_mm_store1_ps): Use _mm_storeu_ps.
12751 (_mm_storer_ps): Use _mm_store_ps.
12752 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
12753 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
12755 2005-01-11 Stan Shebs <shebs@apple.com>
12757 * config/rs6000/rs6000.c (machopic_output_stub): Issue
12758 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
12760 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
12762 PR target/18761
12763 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
12764 Skip all DECLs except for FIELD_DECLs.
12766 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12768 * config/s390/s390.c (override_options): Return error if
12769 -mbackchain, -mpacked-stack and -mhard-float are used together.
12770 (s390_va_start): Remove the backchain && packed-stack special case.
12771 (s390_gimplify_va_arg): Likewise.
12772 * doc/invoke.texi: Remove the ABI incompatibility note.
12774 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12776 * config/s390/s390.c (struct s390_frame_layout): Remove
12777 save_backchain_p.
12778 (s390_frame_info, s390_emit_prologue): Replace occurrences of
12779 save_backchain_p with TARGET_BACKCHAIN.
12781 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12783 PR target/18916
12784 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
12785 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
12786 * function.c (locate_and_pad_parm): Set new field.
12787 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
12788 Tweak where_pad test to include "none". Always set mem align for
12789 stack_parm.
12790 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
12791 not sufficient for type.
12792 (assign_parm_setup_block): If stack_parm is zero on entry, always
12793 make a new stack local. Block move old stack parm if necessary
12794 to new aligned stack local.
12795 (assign_parm_setup_stack): Use a block move to handle
12796 potentially misaligned entry_parm.
12797 (assign_parms_unsplit_complex): Specify required alignment when
12798 creating stack local.
12799 * calls.c (compute_argument_addresses): Override alignment of stack
12800 arg calculated from its type with the alignment given by
12801 FUNCTION_ARG_BOUNDARY.
12802 (store_one_arg): Likewise.
12804 2005-01-11 Jan Beulich <jbeulich@novell.com>
12806 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
12807 Change respective itanium_class attribute to ialu.
12808 (shladdp4_internal): New.
12809 * config/ia64/predicates.md (shladd_log2_operand): New.
12811 2005-01-11 Richard Henderson <rth@redhat.com>
12813 * expr.c (store_constructor): Use rtvec_alloc instead of
12814 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
12816 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
12818 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
12820 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12822 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
12823 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
12824 (TARGET_RWRELOC): Define.
12825 (ia64_rwreloc_section_type_flags): Delete.
12826 (ia64_section_type_flags): New function.
12827 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
12828 (TARGET_RWRELOC): Define.
12830 2005-01-10 David Mosberger <davidm@hpl.hp.com>
12832 PR target/18987
12833 * config/ia64/ia64.c (process_set): For alloc insn, only call
12834 process_epilogue is !frame_pointer_needed.
12836 2005-01-10 Roger Sayle <roger@eyesopen.com>
12838 PR c++/19355
12839 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
12840 unary operator and can't be treated as a binary/comparison operator.
12842 2005-01-10 Richard Henderson <rth@redhat.com>
12844 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
12845 (ix86_return_in_memory): Likewise.
12846 (function_arg_advance): Likewise. Mirror structure in function_arg
12847 for choosing register to advance.
12849 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
12851 * tree-vectorizer.c, tree.def: Fix comment typos.
12853 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
12855 * config/s390/s390.c (struct processor_costs): 4 new fields:
12856 ddbr, ddr, debr, der.
12857 (s390_rtx_costs): More precise handling of divide instructions.
12859 2005-01-10 David Edelsohn <edelsohn@gnu.org>
12861 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
12863 2005-01-10 Jan Beulich <jbeulich@novell.com>
12865 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
12866 names resulting from -ffunction-sections/-fdata-sections and linkonce
12867 ones.
12868 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
12869 based on the section name. Rearrange the section name comparison logic
12870 slightly so that each section name is compared against at most once.
12872 2005-01-10 Ben Elliston <bje@au.ibm.com>
12874 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
12875 targets for which -fPIC reduces limitations on the GOT size.
12877 2005-01-09 Falk Hueffner <falk@debian.org>
12879 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
12880 X/C1 cmpop C2.
12882 2005-01-09 David Edelsohn <edelsohn@gnu.org>
12884 PR target/18720
12885 * collect2.c (main): Set aixrtl_flag for -brtl option.
12886 (resolve_lib_name): Search for .so file extension before .a
12887 if aixrtl_flag set.
12889 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
12891 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
12892 (vect_analyze_data_refs_alignment): Add dump prints.
12894 2005-01-09 Ira Rosen <irar@il.ibm.com>
12896 * tree-vectorizer.c (vect_analyze_offset_expr): Use
12897 expr_invariant_in_loop_p.
12898 Initialize outputs first thing in the function.
12899 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
12900 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
12901 (vect_analyze_pointer_ref_access): Check that the initial condition of
12902 the access function is loop invariant.
12904 2005-01-09 Richard Henderson <rth@redhat.com>
12906 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
12907 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
12908 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
12909 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
12910 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
12911 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
12912 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
12913 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
12914 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
12915 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
12916 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
12917 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
12918 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
12919 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
12920 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
12921 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
12922 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
12923 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
12924 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
12925 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
12926 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
12927 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
12928 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
12929 mmx_ prefix.
12930 (mmx_clrdi, pavgusb): Remove.
12931 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
12932 with leading sse_ prefix.
12933 * config/i386/sse.md: Receive them.
12934 * config/i386/mmx.md: New file.
12935 (MMXMODE12, MMXMODE24, mmxvecsize): New.
12936 (subrv2sf3): Turn into expander for normal subtraction.
12937 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
12938 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
12939 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
12940 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
12941 commutative; use ix86_binary_operator_ok.
12942 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
12943 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
12944 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
12945 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
12946 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
12947 Macroize from existing patterns; use ix86_binary_operator_ok.
12948 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
12949 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
12950 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
12951 with vec_select+vec_concat.
12952 (mmx_pshufw, mmx_pshufw_1): Likewise.
12953 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
12954 (mmx_uavgv4hi3): Model correctly.
12955 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
12956 _mm_xor_si64): Remove casts.
12958 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12960 PR tree-optimization/19224
12961 * tree-scalar-evolution.c (get_instantiated_value,
12962 set_instantiated_value): New functions.
12963 (instantiate_parameters_1): Cache the results.
12964 (instantiate_parameters, resolve_mixers): Initialize and free
12965 the cache.
12967 2005-01-08 David Edelsohn <edelsohn@gnu.org>
12969 * config/i386/i386.md (addhi_4): Correct reference in comment.
12970 (addqi_4): Same.
12972 2005-01-08 Richard Henderson <rth@redhat.com>
12974 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
12975 (_mm_cvtsi128_si64x): Likewise.
12976 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
12977 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
12978 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
12979 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
12980 * config/i386/i386-protos.h: Update.
12981 * config/i386/i386.c (print_operand): Add 'H'.
12982 (ix86_fixup_binary_operands): Split out from ...
12983 (ix86_expand_binary_operator): ... here.
12984 (ix86_fixup_binary_operands_no_copy): New.
12985 (ix86_expand_fp_absneg_operator): Handle vector mode results.
12986 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
12987 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
12988 (safe_vector_operand): Use CONST0_RTX.
12989 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
12990 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
12991 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
12992 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
12993 special cases.
12994 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
12995 (IX86_BUILTIN_CMPNGESS): New.
12996 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
12997 (attr type): Add sselog1.
12998 (attr unit, attr memory): Handle it.
12999 (movti, movti_internal, movti_rex64): Move near other integer moves.
13000 (movtf, movtf_internal): Move near other fp moves.
13001 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
13002 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
13003 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
13004 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
13005 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
13006 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
13007 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
13008 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
13009 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
13010 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
13011 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
13012 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
13013 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
13014 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
13015 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
13016 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
13017 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
13018 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
13019 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
13020 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
13021 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
13022 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
13023 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
13024 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
13025 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
13026 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
13027 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
13028 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
13029 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
13030 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
13031 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
13032 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
13033 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
13034 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
13035 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
13036 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
13037 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
13038 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
13039 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
13040 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
13041 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
13042 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
13043 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
13044 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
13045 same time.
13046 (SSEPUSH, push<SSEPUSH>): Remove.
13047 (MMXPUSH, push<MMXPUSH>): Remove.
13048 (sse_movaps, sse_movaps_1, sse_movups): Remove.
13049 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
13050 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
13051 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
13052 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
13053 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
13054 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
13055 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
13056 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
13057 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
13058 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
13059 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
13060 (ppro_sse_log_V4SF): Handle sselog1.
13061 * config/i386/predicates.md (const_0_to_1_operand): New.
13062 (const_0_to_255_mul_8_operand): New.
13063 (const_1_to_31_operand): Rename from const_int_1_31_operand.
13064 (const_2_to_3_operand, const_4_to_7_operand): New.
13065 * config/i386/sse.md: New file.
13066 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
13067 (sse_movups): Rename from sse_movups_1.
13068 (sse_loadlss): Rename from sse_loadss_1.
13069 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
13070 from the name.
13071 (negv4sf2): Use ix86_expand_fp_absneg_operator.
13072 (absv4sf2, negv2df, absv2df): New.
13073 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
13074 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
13075 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
13076 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
13077 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
13078 (sse3_addsubv4sf3): Model correctly.
13079 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
13080 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
13081 (sse_movhlps): Model with vec_select+vec_concat.
13082 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
13083 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
13084 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
13085 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
13086 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
13087 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
13088 sse2_pshufhw_1): Likewise.
13089 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
13090 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
13091 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
13092 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
13093 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
13094 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
13095 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
13096 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
13097 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
13098 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
13099 sminv8hi3): Mark commutative
13100 operands. Use ix86_binary_operator_ok.
13101 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
13102 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
13103 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
13104 sse2_punpcklqdq): Allow operand2 in memory.
13105 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
13106 sse2_movsd): Add memory alternatives.
13107 (sse_storelps): Turn expander into an insn; split after reload.
13108 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
13109 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
13111 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13113 * configure.ac (DWARF-2 debug_line): Use objdump.
13114 * configure: Regenerate.
13116 2005-01-08 Jeff Law <law@redhat.com>
13117 Diego Novillo <dnovillo@redhat.com>
13119 PR tree-optimization/18241
13120 * tree-nrv.c (tree_nrv): Ignore volatile return values.
13121 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
13122 statements with volatile operands.
13123 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
13124 operands after marking a statement with has_volatile_ops.
13126 2005-01-08 Roger Sayle <roger@eyesopen.com>
13128 * tree.c (int_fits_type_p): Always honor integer constant
13129 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
13131 2005-01-08 Roger Sayle <roger@eyesopen.com>
13133 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
13134 the latent bug in rtl_delete_block has been resolved.
13136 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13138 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
13139 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
13141 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13143 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
13144 library as @multilib_dir@/$(SHLIB_SONAME).
13146 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13148 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
13149 * configure: Regenerate.
13151 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13153 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
13154 TYPE_MODE.
13156 2005-01-07 David Edelsohn <edelsohn@gnu.org>
13158 PR target/13674
13159 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
13160 Convert non-word aligned offset address using ld/std into
13161 indirect address.
13163 2005-01-07 Richard Henderson <rth@redhat.com>
13165 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
13167 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
13169 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
13171 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13173 PR tree-optimization/19283
13174 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
13175 is not shorter than the original type.
13177 PR rtl-optimization/19012
13178 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
13180 PR rtl-optimization/18861
13181 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
13182 (FULL_STATE): Define.
13183 (mark_tablejump_edge): New function.
13184 (purge_dead_tablejump_edges): New function.
13185 (find_bb_boundaries): Use it.
13187 PR tree-optimization/18828
13188 * builtins.c (expand_builtin_next_arg): Remove argument and all
13189 the argument checking.
13190 (expand_builtin): Adjust caller.
13191 (expand_builtin_va_start): Likewise. Remove error for too many
13192 arguments.
13193 (fold_builtin_next_arg): Issue error for too many arguments.
13194 After checking arguments, replace them with magic arguments that
13195 prevent further checking of the args.
13197 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13199 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
13201 2005-01-06 Roger Sayle <roger@eyesopen.com>
13203 PR target/6077
13204 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
13205 and %{.S:...} (and their negative variants) to test whether the
13206 input file is assembler or pre-processed-assembler independent of
13207 the actual filename extension.
13209 2005-01-06 Roger Sayle <roger@eyesopen.com>
13211 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
13212 of sign or zero extended values.
13214 2005-01-06 Geoffrey Keating <geoffk@apple.com>
13216 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
13217 for IBM long double format correctly.
13219 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
13221 Fix PR tree-optimization/18792
13223 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
13224 to first_loop_depth, and use loop depth instead of loop number.
13225 (build_classic_dir_vector): Ditto.
13226 (compute_data_dependences_for_loop): Use depth, not loop number.
13227 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
13228 number. Pass in loops, instead of loop numbers.
13229 (gather_interchange_stats): Ditto.
13230 (linear_transform_loops): Ditto.
13232 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
13234 PR rtl-opt/13299
13235 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
13236 biv_fits_mode_p, extension_within_bounds_p): New functions.
13237 (check_ext_dependent_givs): Use them.
13239 2005-01-06 Roger Sayle <roger@eyesopen.com>
13241 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
13242 more than one barrier, in which case we should delete them all.
13244 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
13246 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
13248 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
13250 Fix PR middle-end/19286
13251 Fix PR debug/19267
13252 * dwarf2out.c (gen_subprogram_die): If we've already tried to
13253 output this subprogram, simply ignore this attempt to do it again.
13254 (add_abstract_origin_attribute): Don't abort trying to add the abstract
13255 origin attribute if it's not possible.
13256 (gen_block_die): Don't ignore subblocks of "unused" blocks.
13257 (decls_for_scope): Ditto.
13258 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
13259 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
13261 2005-01-05 Richard Henderson <rth@redhat.com>
13263 PR target/11327
13264 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
13265 (bdesc_2arg): Use it.
13266 (ix86_expand_binop_builtin): Force operands into registers
13267 when optimizing.
13268 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
13269 ix86_expand_sse_compare, ix86_expand_sse_comi,
13270 ix86_expand_builtin): Likewise.
13272 2005-01-05 Richard Henderson <rth@redhat.com>
13274 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
13275 and VEC_SELECT.
13276 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
13277 (mulv4hi3): Set itanium_class mmmul.
13278 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
13279 (fpack): Rename from fpack_sfsf.
13281 2005-01-05 Richard Henderson <rth@redhat.com>
13283 PR rtl-opt/10692
13284 * reload1.c (do_input_reload): Restrict the optimization deleteing
13285 a previous output reload to RELOAD_FOR_INPUT.
13287 2005-01-05 Steven Bosscher <stevenb@suse.de>
13289 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
13290 comment that we fall through after case.
13291 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
13292 (distribute_links): Likewise.
13293 * cse.c (cse_insn): Likewise.
13294 * cselib.c (cselib_invalidate_mem): Likewise.
13295 * df.c: Update comments at the top of the file.
13296 (read_modify_subreg_p): Update comments here too.
13297 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
13298 * flow.c (mark_set_1): Likewise.
13299 (mark_used_regs): Likewise.
13300 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13301 (canon_list_insert): Likewise.
13302 (mark_set): Likewise.
13303 (try_replace_reg): Likewise.
13304 (store_killed_in_insn): Likewise.
13305 * loop.c (count_one_set): Likewise.
13306 (basic_induction_var): Likewise.
13307 * postreload-gcse.c (find_mem_conflicts): Likewise.
13308 * postreload.c (reload_combine_note_store): Likewise.
13309 (move2add_note_store): Likewise.
13310 * reload.c (find_equiv_reg): Likewise.
13311 (mark_referenced_resources): Likewise.
13312 * rtlanal.c (set_noop_p): Likewise.
13313 (note_stores): Likewise.
13314 (note_uses): Likewise.
13315 * sched-deps.c (sched_analyze_1): Likewise.
13316 * sched-rgn.c (check_live_1): Likewise.
13317 (update_live_1): Likewise.
13318 * config/i860/i860.c: Likewise.
13320 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
13321 an lvalue.
13322 (ZERO_EXTRACT): Mention that this one can be an lvalue.
13324 * doc/rtl.texi: Update documentation for bit-fields and SET.
13326 2005-01-05 Roger Sayle <roger@eyesopen.com>
13328 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
13330 2005-01-05 Jan Hubicka <jh@suse.cz>
13331 Richard Henderson <rth@redhat.com>
13333 PR target/18910
13334 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
13335 with an offset.
13337 2005-01-05 Richard Henderson <rth@redhat.com>
13339 PR target/12902
13340 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
13341 (sse_shufps): Change operand 3 to const_int_operand.
13342 (sse2_storelps): Fix typo in template.
13343 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
13344 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
13345 (ix86_expand_builtin): Likewise.
13347 2005-01-05 Julian Brown <julian@codesourcery.com>
13349 * config/arm/arm.c (arm_return_in_memory): Treat complex types
13350 as aggregates for AAPCS ABIs.
13352 2005-01-05 Stan Shebs <shebs@apple.com>
13354 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
13355 Mach-O getters if ppc64.
13356 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
13357 size argument.
13358 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
13359 signed four-byte field for global code case.
13360 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
13362 2005-01-05 Roger Sayle <roger@eyesopen.com>
13364 PR middle-end/19100
13365 * c-common.c: Include real.h.
13366 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
13367 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
13368 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
13369 * Makefile.in (c-common.o): Update dependencies.
13371 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13373 * c-parse.in (asm_string): Add trailing semicolon.
13375 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13377 * c-parse.in (asm_string): New. Don't allow wide strings in
13378 'asm'.
13379 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
13380 asm_string instead of STRING.
13382 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13384 * c-typeck.c (constructor_no_implicit): Remove.
13385 (set_designator, process_init_element): Don't check
13386 constructor_no_implicit.
13388 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
13389 Kaz Kojima <kkojima@gcc.gnu.org>
13391 PR target/16482
13392 * lcm.c (create_pre_exit): New.
13393 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
13394 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
13396 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13398 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
13399 -msoft-float in target_float_switch.
13400 * arm.c (arm_override_options): Fix processing of target_float_switch.
13402 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13404 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
13405 preferencing.
13407 2004-01-05 Uros Bizjak <uros@kss-loka.si>
13409 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
13410 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
13412 2005-01-04 Roger Sayle <roger@eyesopen.com>
13414 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
13415 if deleting the then-block allows the test-block to fallthru to the
13416 else-block.
13418 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
13420 PR c/19152
13421 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
13422 after the full declaration if the are in two different TUs.
13424 2005-01-04 Richard Henderson <rth@redhat.com>
13426 PR tree-opt/19158
13427 * tree-sra.c (generate_one_element_init): Just
13428 call gimplify_and_add.
13429 (generate_element_init): Record the
13430 new referenced variables and mark them for renaming
13431 and split out to ...
13432 (generate_element_init_1): This.
13433 (scalarize_init): Don't call push_gimplify_context/
13434 pop_gimplify_context.
13436 2005-01-04 Geoffrey Keating <geoffk@apple.com>
13438 * toplev.c (get_src_pwd): Handle failure of getpwd().
13440 2005-01-04 Roger Sayle <roger@eyesopen.com>
13442 * fold-const.c (fold_single_bit_test): Delete unreachable handling
13443 of TRUTH_NOT_EXPR.
13444 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
13445 all the cases handled by it are inverted by invert_truthvalue.
13447 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13449 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
13450 (save_register_windowsi): Likewise.
13452 2005-01-04 Richard Henderson <rth@redhat.com>
13454 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
13456 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13458 PR middle-end/17767
13459 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
13460 any simplifications of vector mode comparison operators.
13461 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
13463 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
13464 Devang Patel <dpatel@apple.com>
13466 PR tree-optimization/18308
13467 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
13468 the operands before creating a new expression.
13469 * dojump.c (do_jump): Make drop_through_label available
13470 for all cases. Add expansion of COND_EXPR.
13472 2005-01-04 Ira Rosen <irar@il.ibm.com>
13474 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
13475 INTEGER_CST instead of TREE_CONSTANT.
13476 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
13477 instead of TREE_CONSTANT.
13478 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
13479 instead of TREE_CONSTANT.
13481 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13483 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
13485 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13487 PR target/19240
13488 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
13489 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
13491 2005-01-03 Richard Henderson <rth@redhat.com>
13493 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
13494 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
13495 fold_convert_const_real_from_real): Split out from ...
13496 (fold_convert_const): ... here.
13498 2005-01-03 Richard Henderson <rth@redhat.com>
13500 PR target/19235
13501 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
13502 (mov<MMXMODEI>_internal): Likewise.
13503 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
13504 Add V2SF case; use it for SSE1; don't use TI.
13505 (movdf_integer): Likewise.
13506 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
13508 2005-01-03 Ira Rosen <irar@il.ibm.com>
13510 * tree-vectorizer.c (vect_strip_conversions): New function.
13511 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13512 check for binary class.
13514 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13516 Fix PR debug/17924
13517 Fix PR debug/19191
13518 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13519 is a decl.
13520 * gimple-low.c (mark_blocks_with_used_vars): New function.
13521 (mark_blocks_with_used_subblocks): Ditto.
13522 (mark_used_blocks): Ditto.
13523 (pass_mark_used_blocks): New pass.
13524 * tree-inline.c: Include debug.h.
13525 (expand_call_inline): Call outlining_inline_function here.
13526 * tree-optimize.c (init_tree_optimization_passes): Add
13527 pass_mark_used_blocks.
13528 * tree-pass.h (pass_mark_used_blocks): New.
13529 * Makefile.in (tree-inline.o): Add debug.h dependency.
13531 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13533 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13534 VAR_DECLs to have weak_import attribute.
13536 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13537 'struct ucontext'.
13539 2004-01-03 Steven Bosscher <stevenb@suse.de>
13541 * passes.c (rest_of_compilation): Don't run regmove if only
13542 flag_expensive_optimizations, require flag_regmove instead.
13544 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13546 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13547 register "sparc".
13548 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
13549 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13550 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
13551 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13553 2005-01-03 Richard Henderson <rth@redhat.com>
13555 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
13556 (ia64_const_ok_for_letter_p): New.
13557 (ia64_const_double_ok_for_letter_p): New.
13558 (ia64_extra_constraint): New.
13559 (ia64_expand_vecint_compare): New.
13560 (ia64_expand_vcondu_v2si): New.
13561 (ia64_expand_vecint_cmov): New.
13562 (ia64_expand_vecint_minmax): New.
13563 (ia64_print_operand): Add 'v'.
13564 (ia64_preferred_reload_class): New.
13565 (ia64_vector_mode_supported_p): New.
13566 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
13567 (PREFERRED_RELOAD_CLASS): Move to function.
13568 (CONST_OK_FOR_LETTER_P): Move to function.
13569 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
13570 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
13571 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
13572 (EXTRA_CONSTRAINT): Move to function.
13573 * config/ia64/ia64.md: Include vect.md.
13574 (itanium_class): Add mmalua.
13575 (type): Handle it.
13576 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13577 (1b_mmalua): New.
13578 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13579 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13580 CONST0_RTX.
13581 (const_int_2bit_operand): New.
13582 (fr_reg_or_0_operand): New.
13583 * config/ia64/ia64-modes.def: Add vector modes.
13584 * config/ia64/ia64-protos.h: Update.
13585 * config/ia64/vect.md: New file.
13587 2005-01-03 Richard Henderson <rth@redhat.com>
13589 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13591 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13593 PR target/19236
13594 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13595 to SFmode.
13596 (log1pdf2): Change mode of operands[0,1] to DFmode.
13598 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13600 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
13601 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
13602 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
13603 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
13604 SPARC_RELAXED_ORDERING.
13606 2005-01-03 Richard Henderson <rth@redhat.com>
13607 Uros Bizjak <uros@kss-loka.si>
13609 PR target/14631
13610 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
13611 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
13612 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
13613 handling.
13614 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
13615 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
13616 const_pow2_1_to_128_operand): New predicates.
13618 2005-01-02 Greg McGary <greg@mcgary.org>
13620 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
13621 anonymous decls.
13622 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
13623 object. [ptr_type]: Remove unused variable.
13624 Remember nearest addressable array-element or record-component
13625 when checking bitfield components. Tolerate empty BIND_EXPR.
13627 2005-01-01 Richard Henderson <rth@redhat.com>
13629 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
13630 that don't narrow the value. Fail for other conversions.
13632 2005-01-01 Richard Henderson <rth@redhat.com>
13634 PR c/19031
13635 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
13636 * c-lang.c (finish_file): Don't do it here.
13637 * objc/objc-act.c (objc_finish_file): Likewise.
13639 * cgraph.c (decl_assembler_name_equal): New.
13640 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
13641 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
13642 * cgraph.h (struct cgraph_varpool_node): Add next.
13643 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
13644 * varasm.c (assemble_alias): Mark the target as needed.
13646 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
13648 PR middle-end/19221
13649 * function.c (get_arg_pointer_save_area): Use entry_of_function
13650 instead of get_insns.
13652 2005-01-01 Roger Sayle <roger@eyesopen.com>
13653 Andrew Pinski <pinskia@physics.uc.edu>
13654 James E. Wilson <wilson@specifixinc.com>
13656 PR rtl-optimization/12092
13657 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
13658 is zero.
13660 2005-01-01 Roger Sayle <roger@eyesopen.com>
13661 Olivier Hainque <hainque@act-europe.fr>
13663 * tree.c (int_fits_type_p): A narrower type always fits in a
13664 wider one, except for negative values into unsigned types.
13666 2005-01-01 Roger Sayle <roger@eyesopen.com>
13668 * tree.c (int_fits_type_p): Compare the result of force_fit_type
13669 with the original constant rather than require TREE_OVERFLOW.
13671 2005-01-01 Steven Bosscher <stevenb@suse.de>
13673 PR middle-end/17544
13674 * c-decl.c (finish_function): If compiling C99, annotate the
13675 compiler generated return with the current file name and line 0.
13676 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
13677 the source line is greater than 0.
13678 (remove_bb): Likewise.