1 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-ssa-live.c (live_worklist): Take a stack allocated on
4 heap as an argument. Update uses of stack.
5 (calculate_live_on_entry): Allocate stack on heap.
7 2005-04-23 Mike Stump <mrs@apple.com>
9 * config/darwin.c (machopic_indirection_name): Don't use
11 (darwin_emit_unwind_label): Use user_label_prefix instead of
14 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
16 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
18 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
20 * config.gcc <cris-*>: Specify .opt files.
21 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
22 config/cris/linux.opt: New files.
23 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
24 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
25 (TARGET_ELF): Override to 0.
26 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
28 * config/cris/cris.c: (cris_handle_option): New function.
29 (TARGET_DEFAULT_TARGET_FLAGS): Override.
30 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
31 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
32 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
33 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
34 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
35 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
36 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
37 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
38 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
39 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
40 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
41 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
42 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
43 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
44 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
45 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
46 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
47 (TARGET_LINUX): Define 0.
48 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
49 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
50 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
51 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
52 (TARGET_LINUX): Override to 1.
53 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
55 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
57 * haifa-sched.c (schedule_block): Fix thinko in previous
58 assertification patch.
60 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
62 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
63 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
64 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
65 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
66 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
67 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
68 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
70 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
71 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
72 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
73 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
74 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
75 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
76 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
77 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
78 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
79 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
80 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
81 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
82 (SUBTARGET_OPTIONS): Delete.
83 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
84 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
86 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
87 (pa_cpu_string, pa_unix_string): Delete.
88 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
89 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
91 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
92 (pa_handle_option): New function.
93 (override_options): Remove handling of -march=, -mfixed-range=,
94 -mschedule= and -munix=.
95 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
96 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
97 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
98 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
99 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
100 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
101 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
103 * config/pa/pa.opt: New file.
104 * config/pa/pa-hpux.opt: New file.
105 * config/pa/pa-hpux1010.opt: New file.
106 * config/pa/pa-hpux1111.opt: New file.
107 * config/pa/pa64-hpux.opt: New file.
109 2005-04-22 David S. Miller <davem@davemloft.net>
111 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
112 integer when it's mode is VOIDmode not DImode.
114 2005-04-22 Geoffrey Keating <geoffk@apple.com>
116 * config/rs6000/rs6000.md (sync_add<mode>_internal,
117 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
118 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
119 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
120 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
121 "bne- $-xxx" rather than local labels.
122 (sync_lock_release<mode>): Add second operand.
123 (lwsync): Use .long rather than a more meaningful opcode.
124 * doc/md.texi (Standard Names): Add description of second
125 parameter to sync_lock_test_and_set.
127 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
129 PR tree-optimization/21088
130 * fold-const.c (fold_unary, fold_binary, fold_ternary):
132 * tree-vrp.c (compare_values): Use fold_binary to compare
133 pointers. Use boolean_type_node as the type of a comparison
134 expression being folded.
135 * tree.h: Add prototypes for fold_unary, fold_binary,
138 * tree-ssa-dom.c: Fix formatting.
140 2005-04-22 Diego Novillo <dnovillo@redhat.com>
142 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
143 * lambda-code.c (perfect_nestify): Mark virtual operands in
144 the moved statement for renaming.
145 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
146 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
147 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
148 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
149 * tree-flow.h (struct var_ann_d): Update comments.
150 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
151 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
152 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
153 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
154 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
155 debug_names_replaced_by): Remove declarations.
156 (delete_update_ssa, get_current_def, set_current_def): Declare.
157 (rewrite_into_loop_closed_ssa): Add new argument. Update
159 * tree-into-ssa.c: Include params.h.
160 (old_virtual_ssa_names): Remove. Update all users.
161 (need_to_replace_names_p): Remove. Update all users.
162 (struct update_ssa_stats_d): Declare.
163 (update_ssa_stats): New local.
164 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
165 dump_tree_ssa_stats, debug_tree_ssa_stats,
166 dump_update_ssa, debug_update_ssa,
167 dump_names_replaced_by, debug_names_replaced_by): Declare.
168 (get_current_def, set current_def): Make extern.
169 (is_old_name, is_new_name): Protect against references
170 past the end of the sets.
171 (add_new_name_mapping): Assert that OLD and NEW are
172 different SSA names for the same symbol.
173 When adding a virtual mapping, update stats for virtual
175 (insert_phi_nodes_for): If UPDATE_P is true, create the
176 LHS of the new PHI by duplicating SSA name VAR.
177 (insert_phi_nodes_1): Remove. Update all users.
178 (insert_phi_nodes): Remove second argument. Update all
180 (maybe_replace_use, maybe_replace_def): New.
181 (rewrite_update_stmt): Call them.
182 (mark_def_interesting): Remove calls to is_gimple_reg.
183 (prepare_phi_args_for_update): Remove. Update all users.
184 (prepare_block_for_update): Only process virtual operands
185 and GIMPLE registers in normal form.
186 (prepare_use_sites_for): New.
187 (prepare_names_to_update): Rename from prepare_def_sites.
188 Call prepare_use_sites_for.
189 (dump_update_ssa): Rename from dump_repl_tbl.
191 Show statistics for virtual mapping heuristic.
192 (debug_update_ssa): Rename from debug_debug_repl_tbl.
193 (init_update_ssa): Initialize UPDATE_SSA_STATS.
194 (delete_update_ssa): Make extern.
195 (mark_set_for_renaming): If the set is empty, do nothing.
196 (release_ssa_name_after_update_ssa): Update comment.
197 (insert_updated_phi_nodes_for): Do not remove existing
198 PHI nodes for symbols.
199 (switch_virtuals_to_full_rewrite_p): New.
200 (switch_virtuals_to_full_rewrite): New.
201 (update_ssa): Call them.
202 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
203 for every statement before updating.
204 If all the names in NEW_SSA_NAMES have been marked for
206 Only start at the top of the CFG if there are symbols in
208 (ssa_rewrite_finalize_block): Remove.
209 (ssa_register_new_def): Remove.
210 (ssa_rewrite_stmt): Remove.
211 (ssa_rewrite_phi_arguments): Remove.
212 (ssa_rewrite_initialize_block): Remove.
213 (ssa_mark_def_sites): Remove.
214 (ssa_mark_def_sites_initialize_block): Remove.
215 (ssa_mark_phi_uses): Remove.
216 (rewrite_ssa_into_ssa): Remove.
217 * tree-phinodes.c (find_phi_node_for): Remove.
218 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
220 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
221 Remove calls to verify_dominators and
222 verify_loop_structure.
223 (tree_unswitch_single_loop): Call update_ssa.
224 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
227 (delete_tree_ssa): Assert that need_ssa_update_p returns
229 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
230 * tree-vectorizer.c (allocate_new_names, rename_def_op,
231 free_new_names): Remove. Update all users.
232 (rename_use_op): Call get_current_def.
233 (rename_variables_in_bb): Do not handle any real or
235 (slpeel_update_phis_for_duplicate_loop): Call
236 get_current_def and set_current_def instead of using
238 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
239 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
240 ssa_names_to_replace and delete_update_ssa.
241 * doc/invoke.texi: Document --param min-virtual-mappings
242 and --param virtual-mappings-ratio.
244 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
245 Diego Novillo <dnovillo@redhat.com>
247 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
248 for newly created PHI nodes.
249 Call create_new_def_for for every new V_MAY_DEF and
250 V_MUST_DEF on the copied statement.
251 (struct ssa_name_map_entry): Remove.
252 (ssa_name_map_entry_hash): Remove.
253 (ssa_name_map_entry_eq): Remove.
254 (allocate_ssa_names): Remove.
255 (rewrite_to_new_ssa_names_def): Remove.
256 (rewrite_to_new_ssa_names_use): Remove.
257 (rewrite_to_new_ssa_names_bb): Remove.
258 (rewrite_to_new_ssa_names): Remove.
259 (tree_duplicate_sese_region): Remove variables ver,
260 definitions, phi, ssa_name_map and bi.
261 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
263 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
264 update_ssa instead of rewrite_ssa_into_ssa.
265 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
267 (find_uses_to_rename_use): Add argument 'need_phis'.
268 (find_uses_to_rename_stmt): Do not scan virtual operands.
269 (find_uses_to_rename): Only scan PHI nodes for
271 (rewrite_into_loop_closed_ssa): Call update_ssa.
272 (check_loop_closed_ssa_use): Ignore virtual operands.
273 (check_loop_closed_ssa_stmt): Likewise.
274 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
276 (rename_variables, set_phi_def_stmts): Remove.
277 (tree_duplicate_loop_to_header_edge): Reformat comment.
278 Remove variables BB, I and DEFINITIONS.
279 Call need_ssa_update_p.
281 (lv_adjust_loop_header_phi): Reformat comment.
282 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
283 (marked_for_rewrite_p, any_marked_for_rewrite_p,
284 mark_for_rewrite, unmark_all_for_rewrite,
285 marked_ssa_names): Remove. Update all users.
286 (release_ssa_name): If VAR has been registered for SSA
287 updating, do nothing.
288 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
289 (build_assert_expr_for): Call register_new_name_mapping.
290 (insert_range_assertions): Update call to update_ssa.
291 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
292 marked_for_rewrite_p, any_marked_for_rewrite_p,
293 marked_ssa_names): Remove.
295 2005-04-22 Jeff Law <law@redhat.com>
297 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
298 (restore_currdefs_to_original_value): Likewise.
299 (register_definitions_for_stmt): Likewise.
300 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
301 for each variable. Do not allocate/free block_defs_stack either.
302 Do not iterate if we just thread jumps. Only iterate if the
303 tree_cleanup_cfg does useful work (temporary).
304 (dom_opt_initialize_block): No longer push a marker on
306 (dom_opt_finalize_block): Removal call to restore currdefs.
307 Relax restrictions for recording edge equivalences.
308 (record_equivalences_from_phis): No longer need to track
310 (optimize_stmt): Similarly.
311 (thread_across_edge): Simplify by removing the requirement that
312 statements in the block we are threading through must be nops.
313 (initialize_hash_element): Handle GOTO_EXPR.
315 2005-04-22 David S. Miller <davem@davemloft.net>
317 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
319 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
320 fix check on CONST_DOUBLE mode. It should be VOIDmode
321 when it is representing an integer.
323 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
325 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
326 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
327 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
328 find_char_info_specifier_index,
329 find_length_info_modifier_index): Likewise.
330 * c-typeck.c (composite_type, pop_init_level): Likewise.
331 * combine.c (cant_combine_insn_p, try_combine): Likewise.
332 * cse.c (cse_insn): Likewise
333 * dominance.c (calc_dfs_tree): Likewise
334 dwarf2out.c (loc_descriptor_from_tree_1,
335 add_abstract_origin_attribute, force_decl_die,
336 force_type_die): Likewise
337 emit-rtl.c (operand_subword_force): Likewise
338 explow.c (hard_function_value): Likewise
339 expmed.c (store_bit_field, expand_divmod,
340 emit_store_flag_force): Likewise
341 expr.c (emit_move_multi_word, store_expr,
342 expand_expr_real_1): Likewise
343 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
344 output_operand): Likewise
345 flow.c (recompute_reg_usage): Likewise
346 * function.c (assign_stack_temp_for_type, assign_temp,
347 handle_epilogue_set): Likewise
348 * genextract.c (main): Likewise
349 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
350 gimplify_modify_expr_rhs, gimplify_expr): Likewise
351 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
352 ready_remove, rm_line_notes, rm_other_notes,
353 schedule_block): Likewise
354 mips-tfile.c (copy_object, out_of_bounds): Likewise
356 2005-04-22 David Edelsohn <edelsohn@gnu.org>
359 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
360 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
361 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
362 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
364 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
366 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
368 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
369 (gcc_tree_to_linear_expression): Convert to heap allocated
371 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
372 lbv_to_gcc_expression, lle_to_gcc_expression,
373 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
374 perfect_nestify): Likewise.
375 lambda.h (gcc_loopnest_to_lambda_loopnest,
376 lambda_loopnest_to_gcc_loopnest): Likewise.
377 tree-loop-linear.c (linear_transform_loops): Likewise.
379 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
381 * config/sparc/predicates.md (arith_double_operand): Use
382 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
383 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
384 (DImode, DFmode constant splitters): Likewise. Remove code for
385 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
386 (logical constant splitters): Use const_int_operand predicate.
387 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
388 HOST_BITS_PER_WIDE_INT < 64.
390 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
392 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
393 gcc_unreachable as appropriate.
394 (force_mode, emit_move_sequence, singlemove_string,
395 output_move_double, output_fp_move_double, find_addr_reg,
396 output_block_move, output_block_clear, output_and,
397 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
398 pa_adjust_cost, pa_issue_rate, print_operand,
399 output_global_address, output_arg_descriptor, output_cbranch,
400 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
401 output_call): Likewise.
402 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
403 prefetch, prefetch_cc, prefetch_nocc): Likewise.
405 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
407 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
408 _gcov_pow2_profiler and _gcov_one_value_profiler.
409 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
410 (GTFILES): Add $(srcdir)/tree-profile.c.
411 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
412 __gcov_one_value_profiler): Declare.
413 * gimplify.c (force_gimple_operand): Check whether the statements
414 should be produced in ssa form.
415 (force_gimple_operand_bsi): New function.
416 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
417 __gcov_one_value_profiler): New functions.
418 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
419 the profiled value is a power of two or not.
420 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
421 * tree-flow.h (in_ssa_p): Declare.
422 (force_gimple_operand_bsi): Declare.
423 * tree-into-ssa.c (in_ssa_p): New variable.
424 (rewrite_into_ssa): Set in_ssa_p.
425 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
426 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
427 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
428 tree_one_value_profiler_fn): New variables.
429 (tree_init_edge_profiler): Initialize the profiler function decls.
430 (tree_gen_edge_profiler): Use global gcov_type_node.
431 (prepare_instrumented_value): New function.
432 (tree_gen_interval_profiler, tree_gen_interval_profiler,
433 tree_gen_one_value_profiler): Call the library functions instead of
434 creating instrumentation code.
435 * tree.c (build_fn_decl): New function.
436 * tree.h (build_fn_decl): Declare.
437 * value-prof.c (rtl_divmod_values_to_profile,
438 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
439 tree_mod_pow2_value_transform, tree_find_values_to_profile):
440 Do not handle may_be_other and precise values of exponents at pow2
442 (tree_mod_subtract_transform): Reflect that value field of
443 histogram has changed meaning.
444 (tree_divmod_values_to_profile): Record the values correctly.
445 (tree_values_to_profile): Update comment.
446 * value-prof.h (struct histogram_value_t): Remove pow2 data.
448 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
450 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
453 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
455 * config/i386/i386.md (length_immediate): Use gcc_assert or
456 gcc_unreachable, as appropriate.
457 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
458 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
459 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
460 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
461 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
462 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
463 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
464 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
465 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
466 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
467 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
468 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
469 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
470 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
471 *prefetch_sse_rex): Likewise.
472 * config/i386/predicates.md (x86_64_immediate_operand,
473 x86_64_zext_immediate_operand, symbolic_operand,
474 no_seg_address_operand, aligned_operand,
475 memory_displacement_operand): Likewise.
476 * config/i386/sse.md (*mov<mode>_internal,
477 *movv2df_internal): Likewise.
479 2005-04-22 Jan Hubicka <jh@suse.cz>
481 * Makefile.in (ipa.o, ipa-inline.o): New files.
482 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
483 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
484 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
485 * cgraphunit.c (cgraph_default_inline_p,
486 cgraph_decide_inlining_incrementally, ncalls_inlined,
487 nfunctions_inlined, initial_insns, overall_insns,
488 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
489 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
490 cgraph_mark_inline, cgraph_check_inline_limits,
491 cgraph_default_inline_p, cgraph_recursive_inlining_p,
492 update_callee_keys, lookup_recursive_calls,
493 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
494 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
495 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
496 pass_ipa_inline): Move to ipa-inline.c
497 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
499 * ipa-inline.c: New file.
501 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
503 * doc/invoke.texi (SPARC options): Document that -mapp-regs
504 is turned off by default on Solaris.
506 2005-04-21 Roger Sayle <roger@eyesopen.com>
508 * c-common.h (objc_build_method_signature): Update prototype.
509 * stub-objc.c (objc_build_method_signature): Update the stub
510 implementation to accept and ignore additional parameter.
511 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
512 the value of ellipsis to objc_build_method_signature instead
513 of setting TREE_OVERFLOW on the parms TREE_LIST node.
515 2005-04-21 Geoffrey Keating <geoffk@apple.com>
517 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
518 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
519 gen_rtx_* not gen_rtx_fmt_*.
520 (rs6000_emit_vector_select): Likewise.
521 (rs6000_emit_sync): New.
522 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
523 (larx, stcx, cmp): New mode substitutions.
524 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
525 UNSPEC_ISYNC): New constants.
527 (memory_barrier, isync, lwsync): New insns.
528 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
529 (sync_lock_release<mode>): New expander.
530 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
531 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
532 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
533 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
534 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
535 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
536 (sync_add<mode>_internal, sync_addshort_internal,
537 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
538 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
539 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
541 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
542 is the memory before, not after, the operation. Clarify
543 barrier requirements.
545 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
547 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
548 * lambda.h (lambda_vector_min_nz): Likewise.
549 * langhooks.h (struct lang_hooks_for_types,
550 struct lang_hooks): Likewise.
551 * output.h (assemble_integer, this_is_asm_operands): Likewise.
554 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
556 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
557 comments to avoid 'abort'. Use gcc_assert as necessary.
558 * opts.c (common_handle_option): Likewise.
559 * pretty-print.c (pp_base_format_text): Likewise.
560 * print-rtl.c (print_rtx): Likewise.
561 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
562 * regmove.c (try_auto_increment): Likewise.
563 * reload.c (find_valid_class, find_reloads_toplev,
564 find_equiv_reg): Likewise.
565 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
566 merge_assigned_reloads): Likewise.
567 * tree-inline.c (inline_forbidden_p_1,
568 estimate_num_insns_1): Likewise.
569 * tree-optimize.c (execute_todo): Likewise.
570 * tree-outof-ssa.c (eliminate_phi): Likewise.
571 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
572 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
573 * tree-ssa-operands.c (parse_ssa_operands,
574 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
575 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
576 * tree-ssanames.c (release_ssa_name): Likewise.
577 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
578 walk_tree): Likewise.
580 * tree-ssa-operands.c (verify_abort): Fold into ..
581 (verify_imm_links): ... here.
583 2005-04-21 Richard Henderson <rth@redhat.com>
585 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
586 on non-memory operand for previous inversion.
588 2005-04-21 Devang Patel <dpatel@apple.com>
590 PR optimization/20994
591 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
592 x = !(a == b) : p , q;.
593 (pass_if_conversion): Verify stmts and flow.
595 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
597 * optabs.c (gen_conditional_trap): Restore #define.
599 * alias.c (true_dependence): Remove 'abort' from comments. Use
600 gcc_assert and gcc_unreachable as appropriate.
601 (canon_true_dependence): Likewise.
602 * bb-reorder.c (connect_traces): Likewise.
603 * c-common.c (c_add_case_label): Likewise.
604 * c-decl.c (finish_function): Likewise.
605 * caller-save.c (insert_restore, insert_save): Likewise.
606 * cfg.c (update_bb_profile_for_threading): Likewise.
607 * cfganal.c (flow_active_insn_p): Likewise.
608 * cfgexpand.c (add_reg_br_prob_note): Likewise.
609 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
610 cfg_layout_merge_blocks): Likewise.
611 * ifcvt.c (cond_exec_process_insns, merge_if_block,
612 find_if_block): Likewise.
613 * integrate.c (allocate_initial_values): Likewise.
614 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
615 swap_condition, unsigned_condition, signed_condition,
616 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
617 reg_or_subregno): Likewise.
618 * lambda-code.c (lambda_compute_auxillary_space,
619 lambda_transform_legal_p): Likewise.
620 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
621 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
622 lhd_incomplete_type_error, lhd_expand_expr,
623 lhd_types_compatible_p, lhd_tree_size): Likewise.
624 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
625 * local-alloc.c (update_equiv_regs): Likewise.
626 * loop-unroll.c (peel_loop_completely
627 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
628 peel_loop_simple, unroll_loop_stupid,
629 analyze_iv_to_split_insn): Likewise.
630 * loop.c (gen_prefetch, find_and_verify_loops,
631 basic_induction_var): Likewise.
632 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
633 * value-prof.c (tree_find_values_to_profile): Likewise.
634 * varasm.c (named_section, default_assemble_integer,
635 decode_addr_const): Likewise.
637 2005-04-21 Alan Modra <amodra@bigpond.net.au>
638 Fariborz Jahanian <fjahanian@apple.com>
640 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
641 portion of argument passed in fpr.
642 * expr.c (emit_push_insn): Fix computation of 'offset' used to
643 decide on partial argument save on stack.
645 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
647 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
650 2005-04-21 Jan Hubicka <jh@suse.cz>
652 * cgraphunit.c: Include tree-pass.h
653 (cgraph_decide_recursive_inlining,
654 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
655 cgraph_decide_inlining): Dump goes to dump_file.
656 (cgraph_optimize): Call ipa passes instead of inliner.
657 (cgraph_gate_inlining, pass_ipa_inline): New.
658 * tree-optimize.c (all_ipa_passes): New static variable.
659 (register_one_dump_file): Dead with IPA passes.
660 (register_dump_files): Likewise.
661 (init_tree_optimization_passes): Initialize IPA passes.
662 (execute_todo): Do cgraph dump when asked to, do not dump function body
664 * tree-pass.h (TODO_dump_cgraph): New macro.
665 (ipa_passes): Declare.
666 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
668 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
670 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
671 gcc_assert instead of abort.
672 (classify_argument, examine_argument, construct_container,
673 contains_128bit_aligned_vector_p, ix86_check_movabs,
674 standard_80387_constant_opcode, standard_80387_constant_rtx,
675 ix86_initial_elimination_offset, ix86_compute_frame_layout,
676 pro_epilogue_adjust_stack, ix86_expand_epilogue,
677 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
678 legitimize_tls_address, output_pic_addr_const,
679 i386_output_dwarf_dtprel, put_condition_code, print_reg,
680 get_some_local_dynamic_name, print_operand, print_operand_address,
681 output_387_binary_op, emit_i387_cw_initialization,
682 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
683 ix86_expand_clear, ix86_expand_binary_operator,
684 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
685 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
686 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
687 ix86_expand_branch, ix86_expand_setcc,
688 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
689 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
690 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
691 memory_address_length, ix86_attr_length_immediate_default,
692 ix86_attr_length_address_default, ix86_agi_dependant,
693 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
694 ix86_expand_binop_builtin, ix86_force_to_memory,
695 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
696 x86_emit_floatuns): Likewise.
697 * config/i386/netware.c (gen_regparm_prefix,
698 i386_nlm_strip_name_encoding): Likewise.
699 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
701 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
703 * optabs.c (gen_condiational_trap): Remove #define.
704 (add_equal_note): Assertify. Remove explicit indirection from
705 call via function pointer.
706 (expand_ternary_op, expand_simple_binop, expand_binop,
707 expand_twoval_unop, expand_twoval_binop,
708 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
709 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
710 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
711 prepare_float_lib_cmp, emit_conditional_move,
712 emit_conditional_add, gen_add2_insn, gen_add3_insn,
713 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
714 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
715 vector_compare_rtx, expand_vec_cond_expr): Likewise.
717 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
719 * vec.h: Update API to separate allocation mechanism from type.
720 (VEC_safe_grow): New.
721 * vec.c (calculate_allocation): New.
722 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
723 (vec_gc_free, vec_heap_free): Remove.
724 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
726 (mangle_macro_name): New.
727 (struct macro_def): New.
728 (struct macro): Add multiple argument values.
729 (macro_expans_end): New.
730 (push_macro_expansion): Chain on new macro. Process multiple
731 args, create follow on expansion. Return follow on argument.
732 (macro_input): Deal with multiple arguments.
734 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
735 (struct tree_binfo): Adjust.
736 * basic-block.h: Define VEC(edge,gc).
737 (struct edge_def): Adjust.
738 (struct basic_block_def, struct edge_iterator): Likewise.
739 (ei_container, ei_start_1, ei_last_1): Likewise.
740 * cfg.c (connect_src, connect_dest): Likewise.
741 * cfgrtl.c (force_nonfallthru_and_redirect)
742 * dbxout.c (dbxout_type)
743 * dwarf2out.c (gen_member_die)
744 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
745 (gcc_tree_to_linear_expression): Adjust.
746 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
747 lbv_to_gcc_expression, lle_to_gcc_expression,
748 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
749 perfect_nestify): Likewise.
750 * lambda.h (gcc_loopnest_to_lambda_loopnest,
751 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
752 * profile.c (instrument_values): Adjust.
753 * tree-cfg.c (modified_noreturn_calls): Adjust.
754 (remove_fallthru_edge): Likewise.
755 * tree-dump.c (dequeue_and_dump): Adjust.
756 * tree-flow-inline.h (mark_stmt_modified): Adjust.
757 * tree-flow.h (modified_noreturn_calls): Adjust.
758 (tree_on_heap): Remove. (yay!)
759 (register_new_def): Adjust.
760 * tree-into-ssa.c: Define VEC(int,heap).
761 (block_defs_stack): Adjust.
762 (find_idf, insert_phi_nodes, register_new_def,
763 rewrite_initialize_block, rewrite_finalize_block,
764 register_new_update_single, rewrite_update_init_block,
765 rewrite_update_fini_block, rewrite_blocks,
766 ssa_rewrite_finalize_block, ssa_register_new_def,
767 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
768 * tree-loop-linear.c (linear_transform_loops): Adjust.
769 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
770 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
771 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
772 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
773 vrp_variables_stack): Adjust declarations.
774 (tree_ssa_dominator_optimize): Adjust.
775 (dom_opt_initialize_block, remove_local_expressions_from_table,
776 restore_nonzero_vars_to_original_value,
777 restore_vars_to_original_value,
778 restore_currdefs_to_original_value, dom_opt_finalize_block,
779 record_var_is_nonzero, record_cond, record_const_or_copy_1,
780 optimize_stmt, update_rhs_and_lookup_avail_expr,
781 lookup_avail_expr, record_range): Likewise.
782 * tree-ssa-pre.c: Define VEC(basic_block,heap).
783 (compute_antic_aux): Adjust.
784 (inserted_exprs, create_expression_by_pieces,
785 insert_into_preds_of_block, eliminate, mark_operand_necessary,
786 remove_dead_inserted_code, fini_pre): Likewise.
787 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
788 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
789 ssa_prop_init): Likewise.
790 * tree-ssa.c: Define VEC(bitmap,heap).
791 (verify_name_tags): Adjust.
792 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
793 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
794 tree_divmod_values_to_profile, tree_find_values_to_profile,
795 value_profile_transformations): Likewise.
796 * value-prof.h: Define VEC(histogram_value,heap).
797 * varasm.c: Remove alias_pair pointer typedef, define
799 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
801 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
802 not a pointer to it. Create an object vector.
803 (extern_symbols): Turn into an object vector.
804 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
806 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
809 * Makefile.in (tree-chrec.o): Depend on params.h.
810 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
812 * tree-chrec.c: Depend on params.h. Replace build with buildN,
813 and fold build with fold_buildN.
814 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
815 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
816 (tree_contains_chrecs): Compute an estimation of the size of the
818 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
819 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
820 * tree-scalar-evolution.c (simple_iv): Ditto.
821 * doc/invoke.texi (scev-max-expr-size): Documented.
823 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
825 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
826 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
827 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
828 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
829 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
830 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
831 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
832 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
833 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
834 (darwin_fix_and_continue_switch): Delete.
835 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
836 (SUBTARGET_SWITCHES): Delete.
837 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
838 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
839 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
840 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
841 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
842 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
843 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
844 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
845 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
846 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
847 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
848 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
849 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
850 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
851 (TARGET_64BIT): Undef before redefining.
852 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
853 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
854 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
855 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
856 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
857 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
858 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
859 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
860 (ix86_debug_arg_string, ix86_debug_addr_string)
861 (ix86_align_loops_string, ix86_align_jumps_string)
862 (ix86_align_funcs_string): Delete.
863 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
864 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
865 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
866 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
867 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
868 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
869 (SUBTARGET_SWITCHES): Delete.
870 * config/i386/i386.c (ix86_debug_arg_string): Delete.
871 (ix86_debug_addr_string): Delete.
872 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
873 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
874 (ix86_align_loops_string, ix86_align_jumps_string)
875 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
876 (ix86_align_funcs_string): Make static.
877 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
878 (ix86_handle_option): New function.
879 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
880 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
881 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
882 of darwin_fix_and_continue_switch.
883 (darwin_one_byte_bool): Delete.
884 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
885 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
886 to darwin_one_byte_bool.
887 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
888 * config/i386/djgpp.opt, config/i386/i386.opt,
889 * config/i386/sco5.opt: New files.
891 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
893 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
894 fp_zero_operand, fp_register_operand, intreg_operand,
895 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
896 call_operand, call_operand_address, tgd_symbolic_operand,
897 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
898 symbolic_operand, symbolic_memory_operand, label_ref_operand,
899 sp64_medium_pic_operand, data_segment_operand,
900 text_segment_operand, splittable_symbolic_memory_operand,
901 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
902 eq_or_neq, normal_comp_operator, noov_compare_op,
903 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
904 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
905 const64_operand, const64_high_operand, arith11_operand,
906 arith10_operand, arith_double_operand, arith_double_4096_operand,
907 arith_double_add_operand, arith11_double_operand,
908 arith10_double_operand, small_int, small_int_or_double,
909 uns_small_int, uns_arith_operand, clobbered_register,
910 input_operand, compare_operand): Delete.
911 (sparc_emit_set_const32): Use predicates in assertion. Remove special
912 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
913 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
914 (GEN_HIGHINT64, GEN_INT64): Delete.
915 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
916 gen_safe_XOR64): Adjust for above deletion.
917 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
918 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
919 (legitimate_constant_p): Use const_zero_operand instead.
920 (sparc_extra_constraint_check): Likewise.
921 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
922 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
923 (PREDICATE_CODES): Delete.
924 * config/sparc/sparc.md: Include predicates.md.
925 (All patterns): Adjust for new predicate names.
926 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
927 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
928 (movdi): Use general_operand predicate.
929 (movdi_sp64_dbl): Delete.
930 (movdi_const64_special): Add 'N' constraint.
931 (movdicc): Use arith10_operand predicate.
932 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
933 (movdi_cc_reg_sp64): Use arith10_operand predicate.
934 (movdi_cc_reg_sp64_trunc): Delete.
935 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
936 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
937 (subdi3_sp32): Delete.
938 (subdi3_insn_sp32): Change to define_insn_and_split.
939 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
940 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
941 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
942 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
943 small_int_operand predicate.
944 (divdi3, udivdi3): Use arith_operand predicate.
945 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
946 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
947 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
948 (xordi3_sp64_dbl): Delete.
949 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
950 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
951 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
952 cmp_ccx_set_not): Use arith_operand predicate.
953 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
954 * config/sparc/predicates.md: New file.
956 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
958 PR tree-optimization/14846
959 * fold-const.c (fold_single_bit_test_into_sign_test): New,
961 (fold_single_bit_test): ... here.
962 (fold_binary): Call fold_single_bit_test_into_sign_test
963 instead of fold_single_bit_test.
965 2005-04-20 James E Wilson <wilson@specifixinc.com>
968 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
969 is another declaration.
971 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
973 * config/cris/predicates.md: New file.
974 * config/cris/cris-protos.h (cris_store_multiple_op_p)
975 (cris_movem_load_rest_p): Declare.
976 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
977 (cris_movem_load_rest_p): Ditto. Globalize.
978 (cris_bdap_operand, cris_bdap_biap_operand,
979 cris_orthogonal_operator, cris_commutative_orth_op,
980 cris_operand_extend_operator,
981 cris_additive_operand_extend_operator, cris_extend_operator,
982 cris_plus_or_bound_operator, cris_mem_op,
983 cris_general_operand_or_symbol,
984 cris_general_operand_or_gotless_symbol,
985 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
986 cris_load_multiple_op): Remove predicate functions.
987 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
988 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
989 * config/cris/cris.h (PREDICATE_CODES): Don't define.
990 * config/cris/cris.md: Include predicates.md.
991 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
993 2005-04-20 Ian Lance Taylor <ian@airs.com>
995 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
996 * c-common.h (STMT_EXPR_STMT): Don't define.
997 (STMT_EXPR_NO_SCOPE): Don't define.
998 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
999 * c-pretty-print.c (pp_c_primary_expression): Likewise.
1000 (pp_c_expression): Likewise.
1002 2005-04-20 Richard Henderson <rth@redhat.com>
1005 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
1007 2005-04-20 Jeff Law <law@redhat.com>
1009 * reload1.c (reload): Ignore equivalences between pseudos and
1012 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
1015 * c-tree.h (struct c_label_list): Update comment.
1016 (struct c_label_context): Rename to struct c_label_context_se.
1017 (label_context_stack): Rename to label_context_stack_se.
1018 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
1019 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
1020 c_end_vm_scope): New.
1021 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
1022 * c-decl.c (pop_scope): Call c_end_vm_scope.
1023 (pushdecl): Call c_begin_vm_scope for variably modified
1025 (define_label): Check for jumping into scope of identifier with
1026 variably modified type. Push label on stack for those defined at
1027 current context of identifiers with variably modified type.
1028 (start_function): Create stack level for context of identifiers
1029 with variably modified type.
1030 (finish_function): Pop stack level for context of identifiers with
1031 variably modified type.
1032 * c-typeck.c (label_context_stack): Rename to
1033 label_context_stack_se.
1034 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
1035 (c_finish_goto_label): Check for jumping into scope of identifier
1036 with variably modified type. Push label on stack for those jumped
1037 to from current context of identifiers with variably modified
1039 (struct c_switch): Add blocked_vm.
1040 (c_start_case): Initialize blocked_vm.
1041 (do_case): Check blocked_vm.
1042 (c_finish_case): Add comment.
1043 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
1044 variable label_context_stack.
1046 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1048 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
1049 conditional_replacement, value_replacement, abs_replacement,
1051 (replace_phi_edge_with_variable): Remove argument BB.
1052 (conditional_replacement, value_replacement,
1053 minmax_replacement, abs_replacement): Remove argument PHI_BB.
1054 Update a call to replace_phi_edge_with_variable.
1056 * tree-ssa-phiopt.c: Fix comments.
1058 2005-04-20 Michael Matz <matz@suse.de>
1061 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
1064 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1066 * tree-ssa-phiopt.c: Fix comment typos.
1068 PR tree-optimization/21116
1069 * tree-ssa-phiopt.c: Fix a typo.
1071 2005-04-19 Richard Henderson <rth@redhat.com>
1073 * builtins.c (expand_builtin_sync_operation): Revert last change.
1074 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
1076 (expand_compare_and_swap_loop): Likewise.
1077 (expand_sync_operation): Remove fallback from NAND to AND; invert
1078 memory operand when expanding from cmpxchg.
1079 (expand_sync_fetch_operation): Likewise.
1080 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
1083 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
1084 when implementing NAND. Fix double-add for AFTER.
1085 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
1086 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1087 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
1089 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
1092 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
1093 to return old memory value.
1094 (sync_compare_and_swap_cc<IMODE>): Likewise.
1096 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
1097 return pre-reload. Don't consider output or anti dependencies.
1098 * config/ia64/sync.md (IMODE): New.
1099 (modesuffix): Add QI and HI.
1100 (memory_barrier): Simplify expansion.
1101 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
1102 (cmpxchg_acq_<IMODE>): Likewise.
1103 (sync_lock_test_and_set<IMODE>): Likewise.
1104 (sync_lock_release<IMODE>): Likewise.
1106 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1108 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
1111 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1113 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
1115 2005-04-20 Michael Pogue <michael.pogue@sun.com>
1116 Joseph S. Myers <joseph@codesourcery.com>
1118 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
1119 * c-typeck.c (build_c_cast): Check these options.
1120 * doc/invoke.texi: Document these options.
1122 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1124 * tree-ssa-phiopt.c: Update a comment about the pass.
1126 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1128 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
1129 config/mcore/mcore.c: Fix comment typos.
1131 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
1133 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
1134 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
1136 2005-04-19 Paul Brook <paul@codesourcery.com>
1138 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
1140 2005-04-19 Andrew Haley <aph@redhat.com>
1143 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
1144 looking at a field's bitpos.
1146 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1148 * system.h (fopen, fdopen, freopen): Define these to the unlocked
1149 libiberty functions.
1151 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1153 PR tree-optimization/21096
1154 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
1156 2005-04-19 Alan Modra <amodra@bigpond.net.au>
1159 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
1160 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
1162 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
1164 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
1165 refers to the function being dumped.
1167 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
1169 * varasm.c (assemble_start_function): Remove reset of in_section.
1171 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1173 PR tree-optimization/21085
1174 * fold-const (fold_binary): Don't change X % -C to X % C if C has
1177 2005-04-19 Ben Elliston <bje@au.ibm.com>
1179 * doc/invoke.texi (Optimize Options): Refer to the correct
1180 optimisation flag -ftree-dominator-opts, not -ftree-dom.
1182 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
1184 * config/rs6000/rs6000.c (machopic_output_stub): Increase
1185 alloca argument to be big enough.
1187 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
1190 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
1193 2005-04-18 Tom Tromey <tromey@redhat.com>
1195 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
1198 2005-04-18 Richard Henderson <rth@redhat.com>
1200 * config/alpha/alpha.c (alpha_split_atomic_op): New.
1201 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
1202 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
1203 * config/alpha/alpha-protos.h: Update.
1204 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
1205 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
1206 (attr type): Add ld_l, st_c, mb.
1207 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
1208 iornotsi3, xorsi_internal, xornotsi3): New.
1209 * config/alpha/ev4.md (ev4_ld): Add ld_l.
1210 (ev4_ist_c, ev4_mb): New.
1211 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
1213 * config/alpha/ev6.md (ev6_ild): Add ld_l.
1214 (ev6_ist): Add st_c.
1216 * config/alpha/sync.md: New file.
1218 2005-04-18 Richard Henderson <rth@redhat.com>
1220 * builtins.c (expand_builtin_sync_operation): Fold nand to and
1223 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
1225 2005-04-18 Devang Patel <dpatel@apple.com>
1227 * config/rs6000/atlivec.md (mulv4si3): New pattern.
1229 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1231 PR tree-optimization/20922
1232 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
1233 Fold X + c >= X and fold X - c <= X to true.
1235 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1237 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
1239 (emergency_labeled_state_free): Likewise.
1241 2005-04-18 Nick Clifton <nickc@redhat.com>
1243 * config/h8300/h8300.md (jump): Remove prescan parameter from
1244 calls to final_scan_insn.
1246 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
1247 parameter from calls to final_scan_insn.
1249 * config.gcc (m68hc12): Use the m68hc11.opt file for target
1251 (v850e, v850e1): Use the v850.opt file for target specific
1254 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
1256 PR tree-optimization/21001
1257 * tree-optimize.c (init_tree_optimization_passes): Move the
1258 first pass_forwprop immediately before pass_vrp.
1260 2005-04-17 Ian Lance Taylor <ian@airs.com>
1262 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
1263 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
1264 from enum tree_code op to bool is_sizeof.
1265 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
1266 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
1267 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
1269 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
1271 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
1274 2005-04-17 Ian Lance Taylor <ian@airs.com>
1276 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
1278 2005-04-17 Richard Henderson <rth@redhat.com>
1280 * config/alpha/alpha.c (va_list_skip_additions): Only define if
1282 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
1283 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
1284 of indirection through ssa names while looking for the gpr counter
1286 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
1287 saved va_list_gpr_size and va_list_fpr_size.
1289 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1291 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
1292 both pointers or both integers.
1294 * tree-vrp.c (maybe_add_assert_expr): Don't assert
1295 ASSERT_EXPRs for single-use variable.
1297 * tree-into-ssa.c: Fix a comment typo.
1299 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
1301 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
1302 -mipsN before forcing a default of -mips2.
1304 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1306 * predict.h (IS_TAKEN): Remove.
1307 * rtl.h (NOTE_PREDICTION): Likewise.
1309 * modulo-sched.c (CFG_HOOKS): Remove.
1311 * c-parser.c (N_C_TTYPES): Remove.
1313 * tree-flow-inline.h (get_stmt_operands): Remove.
1314 * lambda-code.c, tree-ssa-loop-unswitch.c,
1315 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
1316 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
1317 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
1318 calls to get_stmt_operands.
1319 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
1321 2005-04-17 Richard Henderson <rth@redhat.com>
1324 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
1325 of CUMULATIVE_ARGS past the last named argument.
1326 (alpha_va_start): Expect pretend_args_size only if strictly less than
1329 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1332 * builtins.c (expand_builtin_strcat): Convert the result of
1333 strlen to the right type.
1334 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
1335 avoid creating type mismatches.
1336 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
1339 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
1341 2005-04-16 Richard Henderson <rth@redhat.com>
1344 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
1345 Use the mode of boolean_type_node when the user doesn't provide one.
1346 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
1348 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
1351 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
1354 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
1357 2005-04-16 Roger Sayle <roger@eyesopen.com>
1358 Steven Bosscher <stevenb@suse.de>
1360 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
1361 (fold_unary_to_constant): Likewise.
1363 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
1365 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
1368 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
1370 * doc/install.texi (Specific): Avoid using asterisks in @anchor
1371 names related to target triplets.
1372 Remove i?86-*-esix from platform directory.
1373 Remove powerpc-*-eabiaix from platform directory.
1375 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
1378 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
1379 falling through from SUBREG case to REG.
1381 2005-04-15 Roger Sayle <roger@eyesopen.com>
1383 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
1384 (fold_binary): Update comment mentioning fold_relational_hi_lo.
1385 (fold_binary_to_constant): Simplify using fold_binary.
1386 (fold_unary_to_constant): Likewise, simplify using fold_unary.
1388 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1390 * gthr-posix.c (pthread_cancel): Define.
1391 (pthread_mutexattr_init): Likewise.
1392 (pthread_mutexattr_settype): Likewise.
1393 (pthread_mutexattr_destroy): Likewise.
1395 2005-04-15 David S. Miller <davem@davemloft.net>
1398 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
1400 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1402 PR tree-optimization/21031
1403 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
1404 (forward_propagate_into_cond_1): Call it. Forward propagate
1405 integer-integer casts into COND_EXPRs.
1407 2005-04-15 Dave Korn <dave.korn@artimi.com>
1409 * gcc.c (default_compilers): Clarify obscure error message when
1410 reading from standard input.
1412 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1414 * basic-block.h (PROP_EQUAL_NOTES): Remove.
1415 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
1417 * tree-ssa-alias.c (init_alias_info): Remove a call to
1420 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
1422 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
1423 of non-virtual PHI nodes like we use to.
1425 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
1427 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
1428 (attr_copy_rtx): Do not use it.
1430 2005-04-15 Andrew Macleod <amacleod@redhat.com>
1432 * doc/tree-ssa.texi: Grammer/abbreviation updates.
1434 2005-04-15 Diego Novillo <dnovillo@redhat.com>
1436 * tree-vect-transform.c (vectorizable_store): Mark necessary
1437 objects in the vectorized store needing renaming. Update the
1438 SSA graph for V_MAY_DEF operands in the original store.
1440 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1442 * tree-ssa-pre.c (compute_avail): It's okay to have
1443 TREE_INVARIANT's here, and value number the resulting expressions.
1444 (create_expression_by_pieces): Make sure operands that were
1445 min_invariant when we started, stay that way.
1447 2005-04-15 David Edelsohn <edelsohn@gnu.org>
1449 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
1451 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1453 PR tree-optimization/20936.
1454 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
1456 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1458 * doc/invoke.texi: Fix typos.
1459 * doc/md.texi: Likewise.
1460 * doc/rtl.texi: Likewise.
1461 * doc/sourcebuild.texi: Likewise.
1462 * doc/tm.texi: Likewise.
1464 2005-04-15 Uros Bizjak <uros@kss-loka.si>
1466 PR tree-optimization/21004
1467 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
1468 and floorl in c99 mode only.
1469 * builtins.c (expand_builtin_int_roundingfn): Assert that
1470 fallback_fndecl is not NULL_TREE.
1472 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1474 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
1475 * basic-block.h: Update the prototype for
1476 purge_all_dead_edges.
1477 * cfgexpand.c (tree_expand_cfg): Update a call to
1478 purge_all_dead_edges.
1479 * combine.c (combine_instructions): Likewise.
1480 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
1481 rest_of_handle_cse2, rest_of_handle_gcse,
1482 rest_of_handle_postreload): likewise.
1484 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
1487 * gimplify.c (gimplify_addr_expr): Compensate for removal of
1488 e.g. cv-qualification conversions.
1490 2005-04-14 Mike Stump <mrs@apple.com>
1492 * config/darwin-c.c (framework_construct_pathname): We must
1493 find all headers of a framework in the first instance of it
1494 found in the seach path.
1496 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1498 PR tree-optimization/21021
1499 * tree-vrp.c (compare_values): Work around a bug in the front
1500 end that produces a comparison of mismatched types.
1502 2004-04-14 Richard Henderson <rth@redhat.com>
1504 * config/ia64/ia64.h (enum fetchop_code): Remove.
1505 (enum ia64_builtins): Move ...
1506 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
1507 members except BSP and FLUSHRS.
1508 (ia64_init_builtins): Remove __sync builtins.
1509 (ia64_expand_builtin): Likewise.
1510 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
1511 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
1512 (ia64_expand_lock_release): Remove.
1513 * config/ia64/ia64.md (mf): Move to sync.md.
1514 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
1515 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
1516 * config/ia64/sync.md: New file.
1517 (memory_barrier): Rename from mf.
1518 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
1519 (cmpxchg_acq_<I48MODE>): Likewise.
1520 (sync_lock_test_and_set<I48MODE>): Likewise.
1522 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1523 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1525 2004-04-14 Richard Henderson <rth@redhat.com>
1527 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
1528 (ix86_compare_emitted): New.
1529 (ix86_expand_compare): Use ix86_compare_emitted if set.
1530 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
1531 and ix86_compare_op0 are set.
1532 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
1533 (TARGET_CMPXCHG, TARGET_XADD): New.
1534 (ix86_compare_emitted): Declare.
1535 * config/i386/i386.md: Include sync.md
1536 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
1537 (UNSPECV_XCHG, UNSPECV_LOCK): New.
1538 * config/i386/sync.md: New file.
1540 2004-04-14 Richard Henderson <rth@redhat.com>
1543 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
1544 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
1545 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
1546 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
1547 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
1548 BT_FN_I8_VPTR_I8_I8): New.
1549 * builtins.def (DEF_SYNC_BUILTIN): New.
1550 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
1551 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
1552 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
1553 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
1554 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
1555 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
1556 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
1557 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
1558 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
1559 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
1560 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
1561 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
1562 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
1563 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
1564 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
1565 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
1566 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
1567 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
1568 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
1569 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
1570 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
1571 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
1572 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
1573 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
1574 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
1575 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
1576 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
1577 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
1578 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
1579 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
1580 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
1581 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
1582 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
1583 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
1584 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
1585 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
1586 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
1587 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
1588 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
1589 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
1590 BUILT_IN_SYNCHRONIZE: New.
1591 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
1592 as a function. Accept __sync_ as a prefix as well.
1593 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1594 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
1595 expand_builtin_lock_release): New.
1596 (expand_builtin): Call them.
1597 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
1598 neither BOTH_P nor FALLBACK_P are defined.
1599 (builtin_type_for_size): New.
1600 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
1601 (resolve_overloaded_builtin): New.
1602 * c-common.h (resolve_overloaded_builtin): Declare.
1603 (builtin_type_for_size): Declare.
1604 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
1605 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
1606 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
1607 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
1608 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
1609 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
1610 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
1611 sync_compare_and_swap_cc, sync_lock_test_and_set,
1612 sync_lock_release): New.
1613 * optabs.h: Declare them.
1614 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
1615 expand_sync_operation, expand_sync_fetch_operation,
1616 expand_sync_lock_test_and_set): Declare.
1617 * genopinit.c (optabs): Add sync optabs.
1618 * optabs.c (init_optabs): Initialize sync optabs.
1619 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
1620 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
1621 expand_sync_operation, expand_sync_fetch_operation,
1622 expand_sync_lock_test_and_set): New.
1623 * doc/extend.texi (Atomic Builtins): New section
1624 * doc/md.texi (Standard Names): Add sync patterns.
1626 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1628 * tree-eh.c (lower_try_finally_copy): Generate new code in
1629 response to goto_queue entries as if the queue was sorted by
1630 index, not pointers.
1631 (lower_try_finally_switch): Likewise.
1633 2005-04-14 Richard Henderson <rth@redhat.com>
1635 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
1636 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
1638 (ix86_expand_fp_movcc): Update to match.
1639 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
1640 * config/i386/i386-protos.h: Update.
1641 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
1642 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
1644 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
1646 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
1649 2005-04-14 Julian Brown <julian@codesourcery.com>
1651 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
1652 link failures on ppc64 Linux.
1654 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
1656 * config.gcc: Set cpu_type for s390.
1658 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1660 Fix PR tree-optimization/20963
1661 * tree-ssa-pre.c (compute_avail): Remove special case for
1663 (create_expression_by_pieces): Add value numbers for forced out
1666 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
1668 * config/cris/cris.md: Replace references to (reg:SI 16) with
1669 (reg:SI CRIS_SRP_REGNUM).
1671 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1673 PR tree-optimization/20657
1674 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
1675 create an appropriate range from it.
1677 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1679 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
1680 <UNSPEC_FIST_CEIL> case.
1682 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
1683 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
1684 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
1685 to implement lfloor and llfloor built-ins as x87 intrinsic function.
1686 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
1687 (lfloor<mode>2): New expanders.
1688 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
1689 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
1690 to implement lceil and llceil built-ins as x87 intrinsic function.
1691 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
1692 (lceil<mode>2): New expanders.
1694 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1696 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
1697 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
1699 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
1702 * config/s390/s390-modes.def: Define TFmode.
1704 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
1706 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
1707 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1708 * config/mips/mips.c (mips16_insn_length): Remove reference to
1709 JUMP_TABLES_IN_TEXT_SECTION.
1711 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
1713 * simplify-rtx.c (simplify_binary_operation_1): Return
1714 scalar or vector of constant 0, depending on the xor's
1717 2005-04-13 Dale Johannesen <dalej@apple.com>
1719 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
1720 (objc-act.o): Ditto.
1721 * objc/objc-act.c (objc_gimplify_expr): New.
1722 (objc_get_callee_fndecl): New.
1723 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
1724 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
1725 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
1727 2005-04-13 Devang Patel <dpatel@apple.com>
1729 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
1732 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
1734 CRIS prologue as RTL.
1735 * config/cris/cris-protos.h (cris_emit_movem_store)
1736 (cris_expand_prologue): Prototype.
1737 * config/cris/cris.c (struct machine_function): New member
1739 (cfa_label_num, cris_target_asm_function_prologue): Remove.
1740 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
1741 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
1742 (cris_load_multiple_op, cris_return_address_on_stack)
1743 (cris_return_address_on_stack_for_return): ISO-Cify.
1744 (cris_store_multiple_op): New predicate function.
1745 (cris_expand_prologue, cris_emit_movem_store): New functions.
1746 (cris_print_operand) <case 'O'>: Handle modifications other than
1748 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
1749 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
1750 (cris_gen_movem_load): Rearrange slightly to make local variable
1751 src a parameter, removing osrc.
1752 (cris_setup_incoming_varargs): Set machine_function member
1753 stdarg_regs to correspond to the number of registers that need to
1755 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
1757 (PREDICATE_CODES): Add cris_store_multiple_op. Make
1758 cris_general_operand_or_gotless_symbol accept UNSPEC.
1759 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
1760 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
1761 ("*cris_store_multiple"): New pattern. Tweak common comment above
1762 this and "*cris_load_multiple".
1763 ("prologue"): New define_expand.
1765 * config/cris/cris.md ("epilogue"): Conditionalize on
1766 TARGET_PROLOGUE_EPILOGUE.
1768 2005-04-13 Steve Ellcey <sje@cup.hp.com>
1771 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
1772 fpsr 0 instead of fpsr 1.
1773 (divsf3_internal_thr): Ditto.
1774 (divdf3_internal_lat): Ditto.
1775 (divdf3_internal_thr): Ditto.
1776 (divxf3_internal_lat): Ditto.
1777 (divxf3_internal_thr): Ditto.
1779 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1781 PR tree-optimization/20913
1782 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
1784 PR tree-optimization/20702
1785 * tree-vrp.c (maybe_add_assert_expr): Recurse into
1786 dominator children that haven't been walked into.
1788 2005-04-13 Julian Brown <julian@codesourcery.com>
1790 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
1791 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
1794 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1796 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
1797 config/i386/sse.md: Fix comment typos.
1799 * genattrtab.c (NULL_ATTR): Remove.
1800 * ifcvt.c (NULL_EDGE): Likewise.
1802 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
1804 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
1805 NOTE_PREDICT): Remove.
1807 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1809 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
1810 * configure: Regenerate.
1811 * config.in: Likewise.
1812 * system.h: Declare vsnprintf if not already declared.
1814 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1816 * optc-gen.awk: Handle stand-alone Mask records.
1817 * opth-gen.awk: Likewise.
1818 * doc/options.texi (Option file format): Document them.
1819 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
1820 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
1821 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
1822 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
1823 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
1824 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
1825 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
1826 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
1827 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
1828 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
1829 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
1830 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
1831 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
1832 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
1833 TARGET_LONG_DOUBLE_128): Likewise.
1834 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
1835 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
1836 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
1837 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
1838 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
1839 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
1840 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
1841 * config/sparc/sparc.c (fpu_option_set): New global.
1842 (sparc_handle_option): New function.
1843 (sparc_override_options): Test fpu_option_set.
1844 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
1845 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
1846 * config/sparc/sparc.opt: New file.
1847 * config/sparc/little-endian.opt: Likewise.
1848 * config/sparc/long-double-switch.opt: Likewise.
1850 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
1852 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
1853 (bfin_handle_options): Set it if -mshared-library-id= is seen.
1854 * config/bfin/bfin.opt (mshared-library-id=): Lose
1855 Var(bfin_lib_id_given).
1857 2005-04-13 Matt Thomas <matt@3am-software.com>
1859 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
1862 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1864 * rtl.h (CLEAR_RTX_FLAGS): Remove.
1866 * cgraphunit.c (INSNS_PER_CALL): Remove.
1868 * tree-ssa-forwprop.c (vars,
1869 record_single_argument_cond_exprs,
1870 substitute_single_use_vars): Remove.
1871 (forward_propagate_into_cond_1, forward_propagate_into_cond):
1873 (tree_ssa_forward_propagate_single_use_vars): Call
1874 forward_propagate_into_cond for each COND_EXPR.
1876 * tree-inline.c (INSNS_PER_STMT): Remove.
1878 2005-04-12 Richard Henderson <rth@redhat.com>
1880 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
1881 (ix86_expand_sse_fp_minmax): ... from ...
1882 (ix86_expand_fp_movcc): ... here.
1883 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
1884 * config/i386/i386-protos.h: Update.
1885 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
1886 (sse_setccsf, sse_setccdf): Allow before reload.
1887 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
1888 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
1889 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
1890 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
1891 (anddf3, nanddf3, iordf3, xordf3): New.
1893 2005-04-12 Jeff Law <law@redhat.com>
1895 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
1896 (tree-ssa-uncprop.o): Add dependencies.
1897 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
1898 * tree-flow.h (remove_useless_stmts): Remove prototype.
1899 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1900 remove_useless_stmts.
1901 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
1902 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
1903 * tree-pass.h (pass_uncprop): Declare.
1904 * tree-ssa-uncprop.c: New file.
1906 2005-04-12 James E. Wilson <wilson@specifixinc.com>
1909 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
1911 2005-04-12 Caroline Tice <ctice@apple.com>
1913 Temporary fix for partitioning problems.
1914 * passes.c (rest_of_handle_final): Remove code that
1915 frees unlikely_text_section_name,
1916 * varasm.c (assemble_start_function): Test for partitioning
1917 flag before writing out section labels.
1918 (assemble_end_function): Test for partitioning flag before
1919 writing out section labels.
1921 2005-04-12 Steven Bosscher <stevenb@suse.de>
1922 Stuart Hastings <stuart@apple.com>
1923 Jan Hubicka <jh@suse.cz>
1925 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
1926 references to gt-tree-cfg.h.
1927 * basic-block.h (struct basic_block_def): Don't skip rbi
1928 for garbage collection.
1929 (struct reorder_block_def): Make GTY-able.
1930 (struct control_flow_graph): New structure.
1931 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
1932 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
1933 but instead defines to the control_flow_graph for cfun.
1934 (label_to_block_map): New define, points to the label map of
1935 the control_flow_graph for cfun.
1936 (n_edges_for_function, n_basic_blocks_for_function,
1937 last_basic_block_for_function, basic_block_info_for_function,
1938 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
1939 basic_block_info_for_function, label_to_block_map_for_function):
1940 Counterparts for the above, taking a struct function as an extra
1942 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
1943 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
1944 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
1945 (alloc_rbi_pool, free_rbi_pool): Remove.
1946 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
1947 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
1949 (cfg_layout_finalize) ... and don't free it here.
1950 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
1952 * flow.c (free_basic_block_vars): Set label_to_block_map and
1953 n_edges to zero too.
1954 * function.h (struct function): Add cfg field.
1955 * function.c (allocate_struct_function): Allocate the cfg.
1956 * tree-cfg.c (label_to_block_map): Remove.
1957 (build_tree_cfg): Don't allocate the rbi pool here...
1958 (delete_tree_cfg_annotations): ...and don't free it here.
1959 Also don't nullify label_to_block_map for cfun.
1961 2005-04-12 Caroline Tice <ctice@apple.com>
1963 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1964 Revert my patch from April 9.
1965 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
1966 (reorder_basic_blocks): Revert my patch from April 9.
1967 (insert_section_boundary_note): Revert my patch from April 9.
1968 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
1969 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
1970 (COLD_END_LABEL): Revert my patch from April 9.
1971 (cold_text_section_label): Revert my patch from April 9.
1972 (cold_end_label): Revert my patch from April 9.
1973 (dwarf2out_switch_text_section): Revert my patch from April 9.
1974 (output_aranges): Revert my patch from April 9.
1975 (output_ranges): Revert my patch from April 9.
1976 (output_line_info): Revert my patch from April 9.
1977 (add_location_or_const_value_attribute): Revert my patch from April 9.
1978 (dwarf2out_var_location): Revert my patch from April 9.
1979 (dwarf2out_init): Revert my patch from April 9.
1980 (dwarf2out_finish): Revert my patch from April 9.
1981 * function.h (struct function): Revert my patch from April 9.
1982 * opts.c (decode_options): Revert my patch from April 9.
1983 * output.h (unlikely_section_label, hot_section_label,
1984 hot_section_end_label, cold_section_end_label,
1985 unlikely_text_section_name): Revert my patch from April 9.
1986 * passes.c (rest_of_handle_final): Revert my patch from April 9.
1987 * varasm.c (unlikely_section_label, hot_section_label,
1988 hot_section_end_label, cold_section_end_label,
1989 unlikely_text_section_name): Revert my patch from April 9.
1990 (initialize_cold_section_name): Revert my patch from April 9.
1991 (unlikely_text_section): Revert my patch from April 9.
1992 (in_unlikely_text_section): Revert my patch from April 9.
1993 (named_section): Revert my patch from April 9.
1994 (function_section): Revert my patch from April 9.
1995 (current_function_section): Revert my patch from April 9.
1996 (assemble_start_function): Revert my patch from April 9.
1997 (assemble_end_function): Revert my patch from April 9.
1998 (default_section_type_flags_1): Revert my patch from April 9.
2000 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2002 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
2003 * config/sparc/sparc.md (untyped_call): Save the registers manually.
2005 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
2007 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
2010 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
2011 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
2013 2004-04-12 Richard Henderson <rth@redhat.com>
2015 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
2016 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
2017 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
2018 (UNSPEC_*, UNSPECV_*): Renumber.
2020 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
2023 From Richard Henderson <rth@redhat.com>:
2024 * tree-mudflap.c (mf_build_check_statement_for): Correct block
2027 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
2029 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
2031 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2033 * config/bfin/bfin.c (bfin_library_id_string): Remove.
2034 (bfin_library_id): New variable.
2035 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
2036 instead of bfin_library_id_string.
2037 (bfin_handle_option): New function.
2038 (override_options): Remove most code to deal with shared library IDs,
2039 just check they aren't used without -mid-shared-library.
2040 (TARGET_HANDLE_OPTION): Define.
2041 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
2042 * config/bfin/bfin.opt (mshared-library-id=): New.
2044 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
2046 * tree-vect-transform.c: Fix comment typos.
2048 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
2050 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
2051 split critical edges when not possible/profitable.
2053 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2055 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
2056 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
2057 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
2058 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
2059 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
2060 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
2061 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
2062 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
2064 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
2065 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2066 * config/ns32k/ns32k.opt: New file.
2068 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2070 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
2071 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
2072 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
2073 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
2074 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
2075 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
2076 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
2077 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
2078 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
2079 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
2080 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
2081 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
2082 (MASK_COLDFIRE): Formatting fixes.
2083 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
2084 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
2085 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
2086 "_current_shared_library_a5_offset_".
2087 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2088 (MASK_ALL_CPU_BITS): New macro.
2089 (m68k_handle_option): New function.
2090 (override_options): Remove handling of m68k_library_id_string.
2091 * config/m68k/m68k.opt: New file.
2092 * config/m68k/ieee.opt: New file.
2094 2005-04-11 Mark Mitchell <mark@codesourcery.com>
2096 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2097 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
2098 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2099 (TARGET_CXX): Adjust accordingly.
2100 * target.h (struct gcc_target): Remove epxort_class_data. Add
2101 determine_class_data_visibility and class_data_always_comdat.
2102 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2103 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
2104 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2105 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
2106 (arm_cxx_determine_class_data_visibility): New.
2107 (arm_cxx_class_data_always_comdat): Likewise.
2108 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2109 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2110 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2111 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
2112 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
2115 2005-04-11 Devang Patel <dpatel@apple.com>
2117 * tree-data-ref.c (build_classic_dist_vector,
2118 compute_subscript_distance): Make externally visible.
2119 * tree-data-ref.h (build_classic_dist_vector,
2120 compute_subscript_distance): Same.
2121 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2122 Check distance vector against vectorization factor.
2123 (vect_analyze_loop): Determine vectorizaion factor before
2124 analyzing data dependences.
2125 * tree-vectorizer.c (loops_num): Make it externally visible and
2127 * tree-vectorizer.c (vect_loops_num): ... new name.
2128 * tree-vectorizer.h (vect_loops_num): New.
2130 2005-04-11 Devang Patel <dpatel@apple.com>
2132 * tree-vect-analyze.c (vect_analyze_operations): Check
2133 vectorizable codition.
2134 * tree-vect-transform.c (vect_is_simple_cond): New function.
2135 (vectorizable_condition): New function.
2136 (vect_transform_stmt): Handle condition_vec_info_type.
2137 * tree-vectorizer.h (enum stmt_vec_info_type): Add
2138 condition_vec_info_type.
2139 (vectorizable_condition): New.
2141 2005-04-11 Geoffrey Keating <geoffk@apple.com>
2143 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
2144 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
2145 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
2147 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
2148 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
2150 * dwarf2out.c (output_line_info): Don't try to dereference
2151 a NULL current_function_decl.
2153 * config/t-slibgcc-darwin: Don't put shared libraries in
2154 directories other than $(slibdir).
2155 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
2158 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2160 PR tree-optimization/20933
2161 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
2162 logic to reject aliases between read-only and writable
2164 (may_alias_p): ... here.
2165 (get_tmt_for): Do not associate read-only tags to pointers
2166 whose pointed-to type is not read-only.
2167 * tree-ssa.c (verify_ssa): Check that memory stores have at
2168 least one V_MAY_DEF or V_MUST_DEF.
2170 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2173 * configure.ac (gcc_UNLOCKED_FUNCS): New.
2174 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
2175 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
2176 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
2178 (fwrite_unlocked): Fix prototype.
2180 * configure, config.in: Regenerate.
2182 2005-04-11 David Edelsohn <edelsohn@gnu.org>
2184 * tree-ssa-loop-im.c: Include real.h.
2185 (determine_invariantness_stmt): If real division divisor is
2186 invariant and flag_unsafe_math_optimizations enabled, generate
2187 invariant reciprocal for hoisting.
2188 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
2190 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2192 Fix PR tree-optimization/20926
2194 * tree-ssa-alias.c (add_type_alias): Handle subvars.
2196 2005-04-11 Devang Patel <dpatel@apple.com>
2198 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
2201 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2203 * fold-const.c (fold_binary_op_with_conditional_arg):
2204 use fold_buildN instead of "fold (buildN" in some
2206 (fold_unary): Likewise.
2207 (fold_binary): Likewise.
2209 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2211 Fix PR tree-optimization/20612
2212 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
2214 (perfect_nestify): preheaderbb is *not* part of loop of the
2217 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2219 * tree-ssa-alias.c (may_alias_p): If the variable
2220 is a global variable and the pointer is parameter
2221 and -fargument-noalias-global is used, then
2222 the pointer cannot alias the variable.
2224 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
2226 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
2227 * config/sparc/sparc.h: Likewise.
2228 * config/sparc/sparc.md: Likewise.
2230 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
2232 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
2234 * tree-vrp.c: Fix a comment typo.
2236 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2238 PR tree-optimization/20920
2239 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
2240 SSA_NAME flows through an abnormal edge.
2241 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
2242 through abnormal edges.
2243 (maybe_add_assert_expr): Likewise.
2245 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
2247 * config/s390/s390.h (s390_tune_string, s390_arch_string)
2248 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
2249 (s390_stack_size_string, s390_stack_guard_string, target_flags)
2250 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
2251 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
2252 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
2253 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
2254 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
2255 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
2256 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2257 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2258 (TARGET_HANDLE_OPTION): Likewise.
2259 (s390_tune): Initialize to PROCESSOR_max.
2260 (s390_arch_string): Make static.
2261 (s390_tune_string, s390_warn_framesize_string): Delete.
2262 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
2263 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
2264 (s390_handle_arch_option, s390_handle_option): New functions.
2265 (override_options): Remove parsing of option strings.
2266 * config/s390/s390.opt: New file.
2268 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2270 * tree-complex.c (expand_vector_operations): Call
2271 update_stmt_if_modified.
2273 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2275 * tree-vect-analyze (vect_determine_vectorization_factor):
2276 Do not use GET_MODE_NUNITS.
2277 * tree-vect-transform.c (vect_get_vec_def_for_operand,
2278 (vectorizable_load, vect_transform_loop): Likewise.
2280 2005-04-11 Uros Bizjak <uros@kss-loka.si>
2282 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
2283 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
2284 * optabs.h (enum optab_index): Add new OTI_lceil.
2285 (lceil_optab): Define corresponding macro.
2286 * optabs.c (init_optabs): Initialize lceil_optab.
2287 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
2288 and lceildi2 patterns.
2289 * builtins.c (expand_builtin_int_roundingfn): Handle
2290 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
2291 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
2292 BUILT_IN_LLCEIL{,F,L}.
2293 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
2294 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
2295 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
2296 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
2297 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
2298 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
2299 into lceil built-in function and (long long int)ceil{,f,l} into
2300 llceil built-in function.
2301 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
2304 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2306 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
2309 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
2311 * config/arm/arm.c: Fix a comment typo.
2312 * doc/tree-ssa.texi: Fix a typo.
2314 2005-04-10 Steven Bosscher <stevenb@suse.de>
2316 * cselib.c (clear_table): Rename to cselib_clear_table.
2317 * cselib.h (cselib_clear_table): Add prototype.
2318 * gcse.c (gcse_main): Make 'f' argument unused.
2319 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
2320 of each basic block instead.
2321 (compute_sets, compute_hash_table_work): Likewise.
2322 (constprop_register): Change int 'alter_jumps' argument to bool.
2323 (do_local_cprop): Likewise.
2324 (local_cprop_pass): Likewise. Also walk basic blocks instead of
2325 the insn chain. Explicitly clear the cselib tables after finishing
2326 one basic block. Make sure there are no unterminated libcall blocks.
2327 Update compute_sets call.
2328 (cprop): Walk basic blocks instead of the insn chain.
2329 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
2331 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
2332 one_cprop_pass calls.
2334 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2336 * combine.c (combine_simplify_rtx): Remove a transformation that
2337 relies on an invalid assumption about rtl sign-extension semantics.
2339 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2341 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
2342 to build_int_cst_wide.
2344 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
2347 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
2348 set the original address pseudo to the correct value before the
2349 original insn, if possible, and leave the insn alone, otherwise
2350 create a new pseudo, set it and replace it in the insn.
2351 * recog.c (validate_change_maybe_volatile): New.
2352 * recog.h (validate_change_maybe_volatile): Declare.
2354 2005-04-09 Caroline Tice <ctice@apple.com>
2356 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2357 Remove targetm.have_named_sections test.
2358 (fix_edges_for_rarely_executed_code): Likewise.
2359 (insert_section_boundary_note): Likewise.
2360 (reorder_basic_blocks): Check partitioning flag before calling
2361 verify_hot_cold_block_grouping.
2362 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2363 the function struct rather than global variables.
2364 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2365 (COLD_END_LABEL): Likewise
2366 (cold_text_section_label): New static global variable.
2367 (cold_end_label): Likewise.
2368 (dwarf2out_switch_text_section): Get hot/cold section labels from
2369 the function struct rather than global variables.
2370 (output_aranges): Use cold_text_section_label and cold_end_label;
2371 check partitioning flag before putting out delta.
2372 (output_ranges): Remove incorrect code attempting to use
2374 (output_line_info): Get cold section label from function struct.
2375 (add_location_or_const_value_attribute): Likewise.
2376 (get_subprogram_die): Get hot/cold section labels from function struct.
2377 (dwarf2out_var_location): Likewise.
2378 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2379 write out cold_text_section_label if partition flag is set.
2380 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2381 * function.h (struct function): Add new fields to point to hot/cold
2382 section labels: hot_section_label, cold_section_label,
2383 hot_section_end_label and cold_section_end_label; also add new field
2384 for cold text section name, unlikely_text_section_name.
2385 * opts.c (decode_options): Turn off partitioning flag if
2386 !targetm.have_named_sections.
2387 * output.h (hot_section_label): Remove.
2388 (hot_section_end_label): Remove.
2389 (cold_section_end_label): Remove.
2390 (unlikely_section_label): Remove.
2391 (unlikely_text_section_name): Remove.
2392 * passes.c (rest_of_handle_final): Remove code that frees
2393 unlikely_text_section_name.
2394 * varasm.c (unlikely_section_label): Remove.
2395 (hot_section_label): Remove.
2396 (hot_section_end_label): Remove.
2397 (cold_section_end_label): Remove.
2398 (unlikely_text_section_name): Remove.
2399 (initialize_cold_section_name): Modify to call
2400 targetm.strip_name_encoding; to store cold section name in current
2401 function struct, if it exists; and to only use the decl_section_name
2402 if flag_named_sections is true.
2403 (unlikely_text_section): Modify to get section name out of current
2404 function struct, if there is one; otherwise build it from
2405 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2406 (in_unlikely_text_section): Likewise.
2407 (named_section): Modify to get/put cold section name in current function
2408 struct, if there is one.
2409 (function_section): Change 'bool unlikely' to 'int reloc'; check
2410 targetm.have_named_sections before calling named_section.
2411 (current_function_section): Likewise.
2412 (assemble_start_function): Modify to get/put unlikely_text_section_name
2413 in current function struct; modify to get hot/cold section labels
2414 from function struct; initialize labels using
2415 ASM_GENERATE_INTERNAL_LABEL;
2416 test partitioning flag before writing out hot section label.
2417 (assemble_end_function): Test partitioning flag before writing out
2418 hot/cold section labels.
2419 (default_section_type_flags_1): Modify to use array instead of
2420 char* for unlikely_text_section_name; set flags correctly for
2421 cold text section if there is not a current function decl.
2423 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2425 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2426 and TI_VA_LIST_FPR_COUNTER_FIELD.
2427 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2428 * tree-pass.h (pass_stdarg): Add.
2429 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2430 * tree-stdarg.c: New file.
2431 * tree-stdarg.h: New file.
2432 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2433 (tree-stdarg.o): Add dependencies.
2434 * function.h (struct function): Add va_list_gpr_size and
2435 va_list_fpr_size fields.
2436 * function.c (allocate_struct_function): Initialize them.
2437 * target.h (struct gcc_target): Add stdarg_optimize_hook.
2438 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2439 (TARGET_INITIALIZER): Add it.
2441 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2442 va_list_{g,f}pr_counter_field.
2443 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2444 area will not be used. Only save registers that tree-stdarg.c
2445 detected they need saving.
2446 (ix86_va_start): Don't set up fields that won't be used.
2448 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2449 va_list_{g,f}pr_counter_field.
2450 (setup_incoming_varargs): Don't do anything if reg_save
2451 area will not be used. Only save registers that tree-stdarg.c
2452 detected they need saving.
2453 (rs6000_va_start): Don't set up fields that won't be used.
2455 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
2456 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
2457 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
2458 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2460 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2463 * config/i386/i386.c (construct_container): Pass empty aligned
2464 struct, union or class in memory.
2466 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
2468 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
2469 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
2470 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
2471 config/rs6000/predicates.md: Fix comment typos.
2473 * sched-int.h (haifa_insn_data): Remove blockage and units.
2474 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
2475 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
2476 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
2478 2005-04-09 Jan Hubicka <jh@suse.cz>
2479 Steven Bosscher <stevenb@suse.de>
2481 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
2482 * cfgloop.c (get_loop_exit_edges): Likewise.
2483 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
2485 * loop-unroll.c (analyze_insns_in_loop): Likewise.
2486 * tree-cfg.c (dump_cfg_status): Likewise.
2488 2005-04-09 David Edelsohn <edelsohn@gnu.org>
2490 * config/rs6000/predicates.md (altivec_register_operand): Remove
2491 redundant match_code test.
2492 (gpc_reg_operand): Same.
2493 (cc_reg_operand): Same.
2494 (cc_reg_not_cr0_operand): Same.
2496 2005-04-09 Jan Hubicka <jh@suse.cz>
2498 Forgotten hunk from my last merge patch:
2499 * final.c (output_addr_const): Do not call mark_referenced.
2501 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
2503 * doc/tree-ssa.texi: Add immediate use documentation.
2505 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2507 * arm.c (FL_WBUF): Define.
2508 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
2509 (arm_is_6_or_7): Delete.
2510 (arm_tune_wbuf): New.
2511 (arm_override_options): Set arm_tune_wbuf.
2512 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
2513 (arm_is_6_or_7): Delete declaration.
2514 (arm_tune_wbuf): New declartion.
2515 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
2516 (model_wbuf): Derive from arm_tune_wbuf.
2517 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
2518 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
2519 (arm740t): Mark CPUs as having a write buffer.
2521 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2523 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2524 of 'const_double_operand' in operand 2 constraints. Update enable
2527 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2529 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
2530 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
2531 * optabs.h (enum optab_index): Add new OTI_lfloor.
2532 (lfloor_optab): Define corresponding macro.
2533 * optabs.c (init_optabs): Initialize lfloor_optab.
2534 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
2535 and lfloordi2 patterns.
2536 * builtins.c (expand_builtin_int_roundingfn): New prototype.
2537 (expand_builtin_int_roundingfn): New function.
2538 (fold_builtin_int_roundingfn): New prototype.
2539 (fold_builtin_int_roundingfn): New function, renamed from
2540 fold_builtin_lround.
2541 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
2542 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
2543 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
2544 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
2545 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
2546 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
2547 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
2548 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
2549 into lfloor built-in function and (long long int)floor{,f,l} into
2550 llfloor built-in function.
2551 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
2554 2005-04-08 Ian Lance Taylor <ian@airs.com>
2556 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
2557 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
2558 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
2559 (DO_COND, DO_BODY): Likewise.
2560 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
2561 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
2562 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
2563 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
2564 (build_continue_stmt, build_break_stmt): Don't declare.
2565 (c_do_switch_warnings): Update declaration.
2566 * c-gimplify.c (enum bc_t): Remove.
2567 (struct c_gimplify_ctx, ctxp): Remove.
2568 (push_context, pop_context): Remove static functions.
2569 (c_genericize): Don't call push_context or pop_context.
2570 (begin_bc_block, finish_bc_block): Remove static functions.
2571 (build_bc_goto): Likewise.
2572 (gimplify_c_loop): Likewise.
2573 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
2574 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
2575 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
2576 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
2577 * c-common.c (c_do_switch_warnings): Rename from
2578 c_do_switch_warnings_1.
2579 (c_do_switch_warnings) [old version]: Remove.
2580 (c_do_switch_expr_warnings): Remove.
2581 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
2582 function instead of c_do_switch_expr_warnings.
2583 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
2584 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
2585 * c-pretty-print.c (pp_c_statement): Likewise.
2586 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
2588 2005-04-08 Devang Patel <dpatel@apple.com>
2590 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2591 While selecting replacement condition pay attention to loop header.
2593 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2595 Merge from tree-cleanup-branch: VRP, store CCP, store
2596 copy-prop, incremental SSA updating of FUD chains and
2597 newly exposed symbols.
2599 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
2600 (OBJS-common): Add tree-vrp.o.
2601 (tree-vrp.o): New rule.
2602 * basic-block.h (nearest_common_dominator_for_set): Declare.
2603 * common.opt (ftree-store-ccp): New flag.
2604 (ftree-copy-prop): New flag.
2605 (ftree-vrp): New flag.
2606 (ftree-store-copy-prop): New flag.
2607 * dominance.c (nearest_common_dominator_for_set): New.
2608 * domwalk.c (walk_dominator_tree): Only traverse
2609 statements in blocks marked in walk_data->interesting_blocks.
2610 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
2611 * fold-const.c (fold): Handle ASSERT_EXPR.
2612 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
2613 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
2614 flag_tree_vrp at -O2.
2615 * timevar.def (TV_TREE_VRP): Define.
2616 (TV_TREE_COPY_PROP): Define.
2617 (TV_TREE_STORE_COPY_PROP): Define.
2618 (TV_TREE_SSA_INCREMENTAL): Define.
2619 (TV_TREE_STORE_CCP): Define.
2620 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
2621 to kill_redundant_phi_nodes from comment.
2622 (verify_expr): Handle ASSERT_EXPR.
2623 * tree-dfa.c (mark_new_vars_to_rename): Remove second
2624 argument. Update all users.
2625 (mark_call_clobbered_vars_to_rename): Remove. Update all
2627 * tree-flow-inline.h (unmodifiable_var_p): New.
2628 * tree-flow.h (enum value_range_type): Declare.
2629 (struct value_range_def): Declare.
2630 (value_range): Declare.
2631 (remove_all_phi_nodes_for): Remove. Update all users.
2632 (find_phi_node_for): Declare.
2633 (add_type_alias): Declare.
2634 (count_uses_and_derefs): Declare.
2635 (kill_redundant_phi_nodes): Remove.
2636 (rewrite_into_ssa): Remove.
2637 (rewrite_def_def_chains): Remove.
2638 (update_ssa, register_new_name_mapping, create_new_def_for,
2639 need_ssa_update_p, name_registered_for_update_p,
2640 release_ssa_name_after_update_ssa, dump_repl_tbl,
2641 debug_repl_tbl, dump_names_replaced_by,
2642 debug_names_replaced_by, mark_sym_for_renaming,
2643 mark_set_for_renaming, get_current_def, set_current_def,
2644 get_value_range, dump_value_range, debug_value_range,
2645 dump_all_value_ranges, debug_all_value_ranges,
2646 expr_computes_nonzero, loop_depth_of_name,
2647 unmodifiable_var_p): Declare.
2648 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
2650 * tree-into-ssa.c (block_defs_stack): Update comment.
2651 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
2652 syms_to_rename, names_to_release, repl_tbl,
2653 need_to_initialize_update_ssa_p, need_to_update_vops_p,
2654 need_to_replace_names_p): New locals.
2655 (NAME_SETS_GROWTH_FACTOR): Define.
2656 (struct repl_map_d): Declare.
2657 (struct mark_def_sites_global_data): Add field
2659 (enum rewrite_mode): Declare.
2660 (REGISTER_DEFS_IN_THIS_STMT): Define.
2661 (compute_global_livein): Use last_basic_block instead of
2663 (set_def_block): Remove last argument. Update all callers.
2664 (prepare_use_operand_for_rename): Remove. Update all callers.
2665 (prepare_def_operand_for_rename): Remove. Update all callers.
2666 (symbol_marked_for_renaming): New.
2669 (repl_map_hash): New.
2671 (repl_map_free): New.
2672 (names_replaced_by): New.
2673 (add_to_repl_tbl): New.
2674 (add_new_name_mapping): New.
2675 (mark_def_sites): Assume that all the operands in the
2676 statement are in normal form.
2677 (find_idf): Assert that the block in the stack is valid.
2678 (get_default_def_for): New.
2679 (insert_phi_nodes_for): Add new argument 'update_p'.
2681 If update_p is true, add a new mapping between the LHS of
2682 each new PHI and the name that it replaces.
2683 (insert_phi_nodes_1): Only call find_idf if needed.
2684 (get_reaching_def): Call get_default_def_for.
2685 (rewrite_operand): Remove.
2686 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
2687 and REWRITE_THIS_STMT are false.
2688 Assume that all the operands in the statement are in
2690 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
2691 (rewrite_virtual_phi_arguments): Remove.
2692 (invalidate_name_tags): Remove.
2693 (register_new_update_single, register_new_update_set,
2694 rewrite_update_init_block, replace_use,
2695 rewrite_update_fini_block, rewrite_update_stmt,
2696 rewrite_update_phi_arguments): New.
2697 rewrite_blocks): Remove argument 'fix_virtual_phis'.
2698 Add arguments 'entry', 'what' and 'blocks'.
2699 Initialize the dominator walker according to 'what' and
2701 Start the dominator walk at 'entry'.
2702 (mark_def_site_blocks): Add argument 'interesting_blocks'.
2703 Use it to configure the dominator walker.
2704 (rewrite_into_ssa): Remove argument 'all'.
2706 (rewrite_all_into_ssa): Remove.
2707 (rewrite_def_def_chains): Remove.
2708 (mark_def_interesting, mark_use_interesting,
2709 prepare_phi_args_for_update, prepare_block_for_update,
2710 prepare_def_site_for, prepare_def_sites,
2711 dump_names_replaced_by, debug_names_replaced_by,
2712 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
2713 delete_update_ssa, create_new_def_for,
2714 register_new_name_mapping, mark_sym_for_renaming,
2715 mark_set_for_renaming, need_ssa_update_p,
2716 name_registered_for_update_p, ssa_names_to_replace,
2717 release_ssa_name_after_update_ssa,
2718 insert_updated_phi_nodes_for, update_ssa): New.
2719 * tree-loop-linear.c (linear_transform_loops): Call
2720 update_ssa instead of rewrite_into_ssa.
2721 * tree-optimize.c (vars_to_rename): Remove.
2723 (init_tree_optimization_passes): Replace
2724 pass_redundant_phi with pass_copy_prop.
2726 Replace pass_ccp with pass_store_ccp.
2727 Add pass_store_copy_prop after pass_store_ccp.
2728 (execute_todo): If the TODO_ flags don't include updating
2729 the SSA form, assert that it does not need to be updated.
2730 Call update_ssa instead of rewrite_into_ssa and
2731 rewrite_def_def_chains.
2732 If TODO_verify_loops is set, call verify_loop_closed_ssa.
2733 (tree_rest_of_compilation):
2734 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
2735 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
2736 TODO_cleanup_cfg): Renumber.
2737 (TODO_verify_loops, TODO_update_ssa,
2738 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2739 TODO_update_ssa_only_virtuals): Define.
2740 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
2742 * tree-phinodes.c (make_phi_node): Update documentation.
2743 (remove_all_phi_nodes_for): Remove.
2744 (find_phi_node_for): New.
2745 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
2746 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
2747 (interpret_rhs_modify_expr): Likewise.
2748 * tree-sra.c (decide_instantiations): Mark all symbols in
2749 SRA_CANDIDATES for renaming.
2750 (mark_all_v_defs_1): Rename from mark_all_v_defs.
2751 (mark_all_v_defs): New function. Update all users to call it
2752 with the whole list of scalarized statements, not just the
2754 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
2755 (compute_flow_insensitive_aliasing): If the tag is
2756 unmodifiable and the variable isn't or vice-versa, don't
2757 make them alias of each other.
2758 (setup_pointers_and_addressables): If the type tag for
2759 VAR is about to change, mark the old one for renaming.
2760 (add_type_alias): New.
2761 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
2762 (ccp_lattice_t): Rename from latticevalue.
2763 (value): Remove. Update all users.
2764 (const_val): New local variable.
2765 (do_store_ccp): New local variable.
2766 (dump_lattice_value): Handle UNINITIALIZED.
2767 (debug_lattice_value): New.
2768 (get_default_value): Re-write.
2769 (set_lattice_value): Re-write.
2770 (def_to_varying): Remove. Update all users.
2771 (likely_value): Return VARYING for statements that make
2772 stores when STORE_CCP is false.
2773 Return VARYING for any statement other than MODIFY_EXPR,
2774 COND_EXPR and SWITCH_EXPR.
2775 (ccp_initialize): Re-write.
2776 (replace_uses_in, replace_vuse_in, substitute_and_fold):
2777 Move to tree-ssa-propagate.c.
2778 (ccp_lattice_meet): Handle memory stores when
2779 DO_STORE_CCP is true.
2780 (ccp_visit_phi_node): Likewise.
2781 (ccp_fold): Likewise.
2782 (evaluate_stmt): Likewise.
2783 (visit_assignment): Likewise.
2784 (ccp_visit_stmt): Likewise.
2785 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
2789 (do_ssa_store_ccp): New.
2790 (gate_store_ccp): New.
2791 (pass_store_ccp): Declare.
2792 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
2793 (may_propagate_copy): Reformat.
2794 Don't abort if ORIG is a virtual and DEST isn't.
2795 If NEW does not have alias information but DEST does,
2797 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
2798 copy_prop_kind, which_copy_prop): Declare.
2799 (stmt_may_generate_copy, get_copy_of_val,
2800 get_last_copy_of, set_copy_of_val, dump_copy_of,
2801 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
2802 copy_prop_visit_stmt, copy_prop_visit_phi_node,
2803 init_copy_prop, fini_copy_prop, execute_copy_prop,
2804 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
2805 store_copy_prop): New.
2806 (pass_copy_prop, pass_store_copy_prop): Declare.
2807 * tree-ssa-dom.c (struct opt_stats_d): Add fields
2808 'num_const_prop' and 'num_copy_prop'.
2809 (cprop_operand): Update them.
2810 (dump_dominator_optimization_stats): Dump them.
2811 (tree_ssa_dominator_optimize): Call update_ssa instead of
2813 (loop_depth_of_name): Declare extern.
2814 (simplify_cond_and_lookup_avail_expr): Guard against NULL
2815 values for LOW or HIGH.
2816 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
2817 (record_equivalences_from_stmt): Call expr_computes_nonzero.
2818 (cprop_operand): Only propagate if VAL != OP.
2819 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
2820 statement for renaming.
2821 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
2822 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
2823 add_type_alias if necessary.
2824 Call mark_new_vars_to_rename.
2825 (tree_ssa_iv_optimize): If new symbols need to be renamed,
2826 mark every statement updated, call update_ssa and
2827 rewrite_into_loop_closed_ssa.
2828 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
2829 from LIVEIN if VAR is a virtual.
2830 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
2831 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
2832 (get_call_expr_operands): Reformat statement.
2833 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
2835 * tree-ssa-propagate.c (ssa_prop_init): Initialize
2836 SSA_NAME_VALUE for every name.
2837 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2838 get_value_loaded_by): New.
2839 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
2840 substitute_and_fold): Move from tree-ssa-ccp.c.
2841 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
2842 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2843 get_value_loaded_by, replace_uses_in, substitute_and_fold):
2845 * tree-ssa.c (verify_use): Fix error message.
2846 (propagate_into_addr, replace_immediate_uses, get_eq_name,
2847 check_phi_redundancy, kill_redundant_phi_nodes,
2848 pass_redundant_phi): Remove. Update all users.
2849 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
2850 add_type_alias, if necessary.
2851 * tree-vectorizer.h (struct _stmt_vect_info): Update
2852 documentation for field 'memtag'.
2853 * tree-vrp.c: New file.
2854 * tree.def (ASSERT_EXPR): Define.
2855 * tree.h (ASSERT_EXPR_VAR): Define.
2856 (ASSERT_EXPR_COND): Define.
2857 (SSA_NAME_VALUE_RANGE): Define.
2858 (struct tree_ssa_name): Add field 'value_range'.
2859 (PHI_REWRITTEN): Remove.
2860 (struct tree_phi_node): Remove field 'rewritten'.
2861 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
2862 -ftree-store-copy-prop): Document.
2863 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
2864 Document usage of update_ssa.
2866 2005-04-08 David Edelsohn <edelsohn@gnu.org>
2869 * config/rs6000/predicates.md (altivec_register_operand): Accept
2871 (and64_operand): Do not limit CONST_INT to mask64_operand.
2872 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
2873 (and_operand): Do not limit CONST_INT to mask_operand.
2875 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
2877 PR rtl-optimization/20466
2878 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
2879 for overlap of the address of each list member.
2880 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
2882 2005-04-08 Mike Stump <mrs@apple.com>
2884 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
2886 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
2889 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2891 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
2893 * function.c (push_function_context_to): Don't set
2895 * function.h (function): Remove contains_functions.
2896 (current_function_contains_functions): Remove.
2898 * function.h (function): Remove instrument_entry_exit.
2899 (current_function_instrument_entry_exit): Remove.
2901 * function.h (nonlocal_labels): Remove.
2903 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
2905 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
2906 (check_attr_value, write_attr_get, write_expr_attr_cache,
2907 find_attr, make_internal_attr): Don't reference negative_ok or
2909 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
2910 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
2911 (ATTR_STATIC): Adjust the value.
2913 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
2915 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
2917 * config/s390/tpf.h (ASM_SPEC): Define.
2919 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2921 * tree-flow.h: Remove the prototype for
2922 redirect_immediate_uses.
2923 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
2925 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
2927 * arm.c (arm_const_double_by_parts): New function.
2928 * arm-protos.h (arm_const_double_by_parts): Add prototype.
2929 * arm.md (define_split for 64-bit constants): Add another one.
2931 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
2933 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
2935 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2937 * system.h: Revert last change.
2939 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
2941 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
2942 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
2943 (TARGET_SWITCHES): Delete.
2944 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2945 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
2946 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
2947 * config/xtensa/xtensa.opt: New file.
2949 2005-04-08 Ben Elliston <bje@au.ibm.com>
2951 * config/fp-bit.c: Include L_mul_tf in #endif comment.
2952 * config/fp-bit.h: Tidy comments.
2954 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2956 * system.h: Poison PARAMS.
2958 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
2960 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
2961 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
2962 (TARGET_SWITCHES): Delete.
2963 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2964 * config/vax/vax.opt: New file.
2966 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
2968 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
2970 2005-04-07 Ian Lance Taylor <ian@airs.com>
2972 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
2974 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
2975 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
2978 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
2980 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
2981 all immediate uses in PHI nodes.
2983 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
2985 * arm.c (arm_const_double_inline_cost): Handle any constant by
2986 using gen_lowpart and gen_highpart_mode.
2987 (note_invalid_constants): All constants in an RTX with a constraint
2988 that permits memory are now pushed to the constant pool.
2989 (output_move_double): Delete code to handle reg to reg and
2990 constant to reg moves.
2991 (const_double_needs_minipool, output_mov_immediate): Delete.
2992 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
2993 CONST_INT and CONST_VECTOR.
2994 * arm.md (ANY64): New mode macro.
2995 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
2996 (movdf_soft_insn): Split reg-reg and const-reg moves.
2997 (split patterns for 64-bit constant and register moves): New.
2998 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
2999 (cirrus_movdf_hard_insn): Likewise.
3000 * fpa.md (movdf_fpa): Likewise.
3001 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
3002 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
3004 (movv2si_internal_2): Likewise.
3005 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
3006 (movdf_vfp): Likewise.
3007 * arm-protos.h (output_mov_immediate): Delete prototype.
3009 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
3012 * simplify-rtx.c (simplify_unary_operation_1): Check
3013 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
3015 2005-04-06 James E Wilson <wilson@specifixinc.com>
3018 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
3021 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3023 * coverage.h (GCOV_TYPE_NODE): Delete.
3024 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
3025 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
3026 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
3027 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
3028 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
3030 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3033 * Makefile.in (gcc.pot): Remove options.c dependency.
3034 * optc-gen.awk: Don't quote help strings with N_().
3036 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
3038 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
3039 the function returns a pointer type.
3041 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
3043 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
3044 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
3045 * doc/invoke.texi: Documnet salias-max-implicit-fields.
3046 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
3047 explicit_uses members.
3048 (get_or_create_used_part_for): Initialize new fields.
3049 (fieldoff_compare): New function.
3050 (create_overlap_variables_for): Count number of fields, use
3051 heuristic to determine whether to create subvars for vars with
3053 Sort the field list by offset and avoid creating duplicate SFT's.
3055 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3057 * c.opt (-F): Remove trailing whitespace from help string.
3058 (-finput-charset): Use a tab to separate the switch name and help
3060 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
3061 (-ftree-vectorizer-verbose): Likewise.
3063 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3065 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
3066 a PHI argument where a use occurs instead of all PHI arguments.
3068 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
3070 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
3073 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3075 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
3076 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
3077 config/bfin/bfin.h: Fix comment typos.
3079 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
3081 * doc/install.texi: Update the URL for Jacks.
3082 * doc/sourcebuild.texi: Likewise.
3084 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3087 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
3088 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
3090 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3092 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
3094 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3096 * config/v850/v850-protos.h (override_options): Delete.
3097 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
3098 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
3099 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
3100 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
3101 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
3102 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
3103 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
3104 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
3105 (OVERRIDE_OPTIONS): Delete.
3106 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
3107 (small_memory_info): Remove the value field.
3108 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
3110 * config/v850/v850.c (small_memory): Remove the value field.
3111 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3112 (override_options): Delete.
3113 (v850_handle_memory_option, v850_handle_option): New functions.
3114 * config/v850/v850.opt: New file.
3116 2005-04-06 Geoffrey Keating <geoffk@apple.com>
3118 * config.host: Add a section for generic hosts, and a subsection
3119 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
3120 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
3121 * config/host-darwin.h: New.
3122 * config/x-darwin: New.
3123 * config/i386/host-i386-darwin.c: New.
3124 * config/i386/x-darwin: New.
3125 * config/rs6000/host-darwin.c: Include host-darwin.h.
3126 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
3127 (darwin_rs6000_gt_pch_use_address): Likewise.
3128 * config/rs6000/x-darwin: Change name of .o built, update
3129 dependencies for changes to rs6000/host-darwin.c.
3131 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3134 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
3136 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
3138 * tree-vect-analyze.c (vect_analyze_loop_form): Call
3139 split_loop_exit_edge instead of loop_split_edge_with.
3141 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
3143 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
3144 UNSPEC_SET_VSCR): New constants, used throughout.
3146 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
3148 (altivec_vspltis<VI_char>): ... this pattern, using
3149 a QImode const_int_operand for the immediate.
3150 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
3153 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3156 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
3158 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3160 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
3162 2005-04-06 Ben Elliston <bje@au.ibm.com>
3164 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
3165 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
3166 macros as living in "this file" and not gcc.h.
3168 2005-04-06 Ben Elliston <bje@au.ibm.com>
3170 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
3171 -ftree-live_range_split. Perhaps renamed at some point?
3173 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3176 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
3177 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
3179 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3181 * tree-flow.h (number_of_iterations_cond): Declaration removed.
3182 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
3183 (number_of_iterations_special): New function.
3184 (number_of_iterations_exit): Use number_of_iterations_special.
3185 Use simplify_using_outer_evolutions only at -O3.
3186 (number_of_iterations_cond, tree_simplify_using_condition,
3187 simplify_using_initial_conditions, loop_niter_by_eval,
3188 compare_trees, can_count_iv_in_wider_type_bound,
3189 simplify_using_outer_evolutions): Use fold_build.
3191 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
3193 * doc/install.texi (Configuration): Document --with-java-home.
3195 2005-04-05 Richard Henderson <rth@redhat.com>
3199 * config/i386/i386.c (print_operand): Handle vector zeros.
3200 (ix86_split_to_parts): Handle CONST_VECTOR.
3201 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
3202 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
3203 what modes to tie for MMX and SSE registers.
3204 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
3205 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
3206 to vector modes as well.
3207 * config/i386/predicates.md (const0_operand): Handle VOIDmode
3208 properly as an input mode.
3210 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3212 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
3214 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3216 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
3218 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3220 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
3221 and local functions, set sse_nregs to 8 and float_in_sse.
3222 (function_arg_advance, function_arg): If float_in_sse, pass
3223 SFmode and DFmode arguments in SSE registers.
3224 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
3226 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
3227 of -funit-at-a-time.
3229 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3231 * config/i386/i386-protos.h (ix86_function_value): Accept two
3232 arguments, like the target macro.
3233 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
3234 * config/i386/i386.c (ix86_function_value): Accept the second
3235 argument of the target macro.
3236 (ix86_function_ok_for_sibcall): Pass a function pointer to
3237 ix86_function_value.
3238 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
3239 call to ix86_value_regno).
3240 (ix86_value_regno): Add support for returning floating point values
3243 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3245 PR tree-optimization/20076
3246 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
3247 that call __builtin_return or __builtin_apply_args.
3249 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3251 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
3252 Use immediate use iterator.
3253 (stmt_is_bumper_for_loop): Use immediate use iterator.
3254 * predict.c (strip_builtin_expect): Use update_stmt.
3255 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
3256 on all elements of a STATEMENT_LIST.
3257 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
3258 (bsi_remove): Remove imm_use links and mark the stmt as modified.
3259 (bsi_replace): Mark stmt as modified and the update it.
3260 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
3261 (expand_complex_libcal): Call update_stmt.
3262 (expand_complex_comparison): Call mark_stmt_modified.
3263 (expand_complex_operations_1): Call update_stmt_if_modified.
3264 (expand_vector_operations_1): Call mark_stmt_modified.
3265 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
3266 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
3267 add_immediate_use, redirect_immediate_use,
3268 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
3269 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
3270 (mark_new_vars_to_rename): Call update_stmt.
3271 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
3272 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
3274 (unmodify_stmt): Delete.
3275 (update_stmt): New. Force an update of a stmt.
3276 (update_stmt_if_modified): update a stmt if it is out of date.
3277 (get_stmt_operands): Verify stmt is NOT modified.
3278 (stmt_modified_p): Update comment.
3279 (delink_imm_use): Remove a use node from its immuse list.
3280 (link_imm_use_to_list): Link a use node to a specific list.
3281 (link_imm_use): Link a node to the correct list.
3282 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
3283 it in the correct list, if appropriate.
3284 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
3285 (relink_imm_use): Link a use node in place of another node in a list.
3286 (relink_imm_use_stmt): LInk a node in place of another node, and set
3288 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
3289 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
3290 (first_safe_imm_use): New. Initialize a safe immuse iterator.
3291 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
3292 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
3293 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
3294 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
3295 (has_zero_uses): New. Return true if there are no uses of a var.
3296 (has_single_use): New. Return true if there is only a single use of a
3298 (single_imm_use): New. Return the simgle immediate use.
3299 (num_imm_uses): New. Return the number of immediate uses.
3300 (get_v_must_def_ops): Use is now a pointer.
3301 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
3302 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
3304 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
3305 (delink_stmt_imm_use): Delink all immuses from a stmt.
3306 (phi_arg_index_from_use): New. Return a phi arg index for a use.
3307 * tree-flow.h (struct dataflow_d): Delete.
3308 (immediate_use_iterator_d): New. Immediate use iterator struct.
3309 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
3310 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
3311 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
3313 (struct stmt_ann_d): Remove dataflow_t from struct.
3314 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
3315 (if_convertible_phi_p): Use FAST immuse iterator.
3316 (if_convertible_loop_p): Don't call compute_immediate_uses.
3317 (replace_phi_with_cond_modify_expr): Call update_stmt.
3318 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
3319 update_stmt_if_modified.
3320 (rewrite_all_into_ssa): Initialize ssa operands.
3321 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
3322 compute_immediate_uses.
3323 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
3324 ssa_property is available.
3325 (execute_one_pass): Change parameters passed to execute_todo.
3326 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
3327 (remove_ssa_form): Call fini_ssa_operands.
3328 (insert_backedge_copies): Delete call to modify_stmt.
3329 * tree-phinodes.c (make_phi_node): Initialize use nodes.
3330 (release_phi_node): Delink any use nodes before releasing.
3331 (resize_phi_node): Relink any use nodes.
3332 (remove_phi_arg_num): Delink the use node.
3333 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
3334 (remove_all_phi_nodes_for): Release phi node first.
3335 * tree-pretty-print.c (dump_generic_node): Print stmt address.
3336 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
3337 (scalarize_use, scalarize_copy): Call update_stmt.
3338 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
3339 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
3340 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
3341 (ccp_initialize): Remove call to compute_immediate_uses.
3342 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
3343 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
3345 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
3346 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
3347 (eliminate_redundant_computations): Call mark_stmt_modified.
3348 (cprop_operand): Call mark_stmt_modified.
3349 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
3350 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
3351 (dse_optimize_stmt): Use new immuse interface.
3352 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
3353 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
3354 (substitute_single_use_vars): Use new immuse interface.
3355 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
3356 and compute_immediate_uses.
3357 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
3359 (rewrite_mem_refs): Call update_stmt.
3360 (determine_lsm): Remove call to compute_imm_uses and free_df.
3361 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
3362 (try_unroll_loop_completely): Call update_stmt.
3363 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
3364 (rewrite_use_compare): Call update_stmt.
3365 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
3366 (rewrite_use) : Call update_stmt.
3367 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
3368 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
3370 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
3371 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
3372 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
3374 (initialize_vuse_operand): New. Initialize a vuse operand.
3375 (initialize_v_may_def_operand): New. Initialize a maydef operand.
3376 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
3377 (finalize_ssa_defs): Use stmt parameter.
3378 (correct_use_link): Ensure a use node is in the correct list, and has
3379 the correct stmt pointer.
3380 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
3381 finalize_ssa_v_must_defs): Also initialize use nodes.
3382 (finalize_ssa_stmt_operands): Pass extra stmt operands.
3383 (build_ssa_operands): Seperate parsing from final operand construction.
3384 (parse_ssa_operands): New. Parse entry point for operand building.
3385 (swap_tree_operands): New. Swap 2 tree operands.
3386 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
3388 (get_expr_operands): Call swap_tree_operands when needed.
3389 (copy_virtual_operands): Use initialize routines for virtual use ops.
3390 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
3391 (verify_abort): New. Issue imm_use error.
3392 (verify_imm_links): New Verify imm_use links for a var.
3393 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
3394 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
3395 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
3396 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
3397 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
3398 (NULL_USE_OPERAND_P) Define.
3399 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
3401 (struct vuse_operand_type): New struct.
3402 (SET_USE): Call set_ssa_use_from_ptr.
3404 (PHI_ARG_INDEX_FROM_USE): Define.
3405 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
3406 argument via SET_USE, not PHI_ARG_DEF_TREE.
3407 * tree-ssa-pre.c (eliminate): Call update_stmt.
3408 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
3410 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
3411 (nearest_common_dominator_of_uses): Use imm_use iterator.
3412 (statement_sink_location): Use imm_use iterator and interface.
3413 (execute_sink_code): Don't call compute_immediate_uses or free-df.
3414 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
3415 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
3416 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
3417 (verify_ssa): Ensure no stmt is marked modify after optimization pass
3418 if new parameter is true.
3419 (init_tree_ssa): Don't initialize operand cache here.
3420 (delete_tree_ssa): Don't destroy operand cache here.
3421 (propagate_into_addr): Pass in a use pointer, return true if anything
3423 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
3424 (check_phi_redundancy): Use imm_use iterator.
3425 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
3427 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
3428 (release_ssa_name): Delink node and all elements in its imm_use list.
3429 * tree-tailcall.c (adjust_return_value): Call update_stmt.
3430 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
3431 * tree-vectorizer.c (need_imm_uses_for): Delete.
3432 (vectorize_loops): Dont call compute_immediate_uses or free_df.
3433 * tree.h (struct ssa_imm_use_d): Define.
3434 (SSA_NAME_IMM_USE_NODE): Define.
3435 (struct tree_ssa_name): Add imm_use node.
3437 (PHI_ARG_IMM_USE_NODE): Define.
3438 (struct phi_arg_d): Add imm_use node.
3439 (struct tree_phi_node): Remove struct dataflow_d element.
3440 (TDF_STMTADDR): Define.
3442 2005-04-05 Dale Johannesen <dalej@apple.com>
3444 * doc/invoke.texi (Optimization Options): Remove
3445 duplicate -fcse-follow-jumps. Add -fweb.
3446 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
3447 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
3449 2005-04-05 Per Bothner <per@bothner.com>
3451 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
3452 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
3453 (warn_uninit): Get EXPR_LOCUS from context now instead.
3454 This fixes a USE_MAPPED_LOCATION testsuite failure.
3456 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
3458 2005-04-05 Per Bothner <per@bothner.com>
3460 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
3461 of the artification 'return 0' in main() to BUILTINS_LOCATION.
3462 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
3465 2004-04-05 Devang Patel <dpatel@apple.com>
3467 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
3468 (lhsr<mode>3): ... new name.
3469 (altivec_vsra<VI_char>): Rename to ..
3470 (ashr<mode>3): ... new name.
3471 * config/rs6000/rs6000.c (builtin_description): Rename shift
3474 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
3476 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
3477 gen_lowpart_for_combine.
3478 * cse.c (gen_lowpart_if_possible): Move...
3479 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
3481 (gen_lowpart_no_emit_general): Use it.
3483 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3485 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
3488 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3490 * system.h: Fix typo.
3492 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
3494 * config/bfin/bfin-modes.def: New file.
3495 * config/bfin/bfin-protos.h: New file.
3496 * config/bfin/bfin.c: New file.
3497 * config/bfin/bfin.h: New file.
3498 * config/bfin/bfin.md: New file.
3499 * config/bfin/bfin.opt: New file.
3500 * config/bfin/crti.s: New file.
3501 * config/bfin/crtn.s: New file.
3502 * config/bfin/elf.h: New file.
3503 * config/bfin/lib1funcs.asm: New file.
3504 * config/bfin/predicates.md: New file.
3505 * config/bfin/t-bfin: New file.
3506 * config/bfin/t-bfin-elf: New file.
3507 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
3508 Document new attributes.
3509 (interrupt, interrupt_handler, saveall): Update documentation for
3511 * doc/install.texi (Specific): Add entry for the Blackfin.
3512 * doc/invoke.texi (Blackfin Options): New section.
3513 * doc/md.texi (Blackfin family): New section to document constraints.
3514 * config.gcc: Add bfin*-* and bfin*-elf configurations.
3516 2005-04-05 Olivier Hainque <hainque@adacore.com>
3518 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
3519 match what the system unwinder expects.
3520 * config/mips/mips.c (mips_frame_set): If we're saving the return
3521 address register and the dwarf return address column number differs
3522 from the hard register number, adjust the note reg to refer to the
3525 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3527 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
3528 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
3529 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3530 (processor_type): New enum.
3531 (mn10300_processor): New variable.
3532 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
3533 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
3534 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3535 (PROCESSOR_DEFAULT): New macro.
3536 * config/mn10300/mn10300.c (mn10300_processor): New variable.
3537 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3538 (mn10300_handle_option, mn10300_override_options): New functions.
3539 * config/mn10300/mn10300.opt: New file.
3541 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3542 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3544 PR tree-optimization/19903
3545 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
3546 that don't fit in their type after conversion.
3548 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3551 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
3552 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
3553 Allocate local stack slots here. Set ix86_optimize_mode_switching.
3554 flag here. Implement using define_insn_and_split.
3555 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
3556 (frndintxf2_mask_pm_i387): New insn patterns.
3557 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
3558 Do not set ix86_optimize_mode_switching flag.
3559 (ceilsf2, ceildf2, ceilxf2): Same.
3560 (btruncsf2, btruncdf2, btruncxf2): Same.
3561 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
3563 2005-04-05 Ian Lance Taylor <ian@airs.com>
3566 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
3567 i386_pe_record_external_function.
3568 (i386_pe_record_external_function): Update declaration.
3569 * config/i386/winnt.c (struct extern_list): Add decl field.
3570 (i386_pe_record_external_function): Add decl parameter.
3571 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
3573 * config/i386/i386-protos.h (i386_pe_record_external_function):
3576 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3578 * config/m68k/m68k-protos.h: Add a prototype for
3579 valid_dbcc_comparison_p_2.
3580 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
3581 extend_operator, const_uint32_operand, const_sint32_operand,
3582 general_src_operand, nonimmediate_src_operand,
3583 memory_src_operand, post_inc_operand, pre_dec_operand,
3584 pcrel_address): Move to predicates to predicates.md.
3585 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
3586 * config/m68k/m68k.md: Include predicates.md.
3587 * config/m68k/predicates.md: New.
3589 2005-04-04 Roger Sayle <roger@eyesopen.com>
3591 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3593 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3595 2005-04-04 Ian Lance Taylor <ian@airs.com>
3597 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3599 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
3600 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
3601 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
3602 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
3603 * c-common.c (c_do_switch_warnings_1): New static function broken
3604 out of c_do_switch_warnings.
3605 (c_do_switch_warnings): Call c_do_switch_warnings_1.
3606 (c_do_switch_expr_warnings): New function.
3607 * c-common.h (c_do_switch_expr_warnings): Declare.
3609 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3610 Daniel Jacobowitz <dan@codesourcery.com>
3612 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3614 * rtlanal.c (may_trap_p): Same.
3616 2005-04-04 Dale Johannesen <dalej@apple.com>
3618 * ChangeLog: remove reference to ChangeLog.12.
3620 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3622 CRIS epilogue as RTL.
3623 * config/cris/cris.md: Change all 0 in unspec 0 to
3625 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3626 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3628 ("return"): Change to define_expand. Call cris_expand_return for
3630 ("*return_expanded"): New pattern.
3631 ("epilogue"): New define_expand.
3632 * config/cris/cris.h (PREDICATE_CODES): Add
3633 cris_load_multiple_op.
3634 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
3636 (enum cris_retinsn_type): New.
3637 (struct machine_function): New member return_type.
3638 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
3639 (cris_target_asm_function_epilogue): Remove, moving RTLified
3641 (cris_expand_epilogue): New function.
3642 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
3643 (cris_gen_movem_load, cris_load_multiple_op)
3644 (cris_return_address_on_stack_for_return, cris_expand_return): New
3646 (cris_target_asm_function_prologue)
3647 (cris_initial_frame_pointer_offset): Call
3648 cris_reg_saved_in_regsave_area instead of complicated expression.
3649 Call cris_return_address_on_stack instead of an expression.
3650 (cris_print_operand) <case 'o', case 'O'>: New cases.
3651 (cris_return_address_on_stack): Change return-type to bool.
3652 (cris_simple_epilogue): Ditto. Return false if registers are
3654 * config/cris/cris-protos.h (cris_simple_epilogue)
3655 (cris_return_address_on_stack): Adjust prototype return type.
3656 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
3657 (cris_return_address_on_stack_for_return): New prototypes.
3659 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3661 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
3662 gpr_or_int12_operand.
3664 * config/frv/frv-protos.h: Add a prototype to
3665 frv_legitimate_memory_operand and frv_const_unspec_p.
3666 (frv_unspec): Move from frv.c.
3667 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
3668 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
3669 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
3670 gpr_or_fpr_operand, gpr_or_int12_operand,
3671 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
3672 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
3673 int6_operand, int5_operand, uint5_operand, uint4_operand,
3674 uint1_operand, int_2word_operand, uint16_operand,
3675 upper_int16_operand, integer_register_operand,
3676 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
3677 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
3678 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
3679 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
3680 move_destination_operand, movcc_fp_destination_operand,
3681 frv_function_symbol_referenced_p, move_source_operand,
3682 condexec_dest_operand, condexec_source_operand,
3683 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
3684 const_unspec_operand, gpr_or_memory_operand,
3685 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
3686 icc_operand, fcc_operand, cc_operand, icr_operand,
3687 fcr_operand, cr_operand, call_operand, sibcall_operand,
3688 symbolic_operand, relational_operator,
3689 integer_relational_operator, float_relational_operator,
3690 ccr_eqne_operator, minmax_operator,
3691 condexec_si_binary_operator, condexec_si_media_operator,
3692 condexec_si_divide_operator, condexec_si_unary_operator,
3693 condexec_sf_conv_operator, condexec_sf_add_operator,
3694 condexec_memory_operand, intop_compare_operator, acc_operand,
3695 even_acc_operand, quad_acc_operand, accg_operand: Move to
3697 * config/frv/frv.h (PREDICATE_CODES): Remove.
3698 * config/frv/frv.md: Include predicates.md.
3699 * config/frv/predicates.md: New.
3701 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3704 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
3705 * tree-ssa-loop-ivopts.c: Include langhooks.h.
3706 (add_standard_iv_candidates_for_size): New function, extracting code
3707 from add_standard_iv_candidates and parameterizing it by type size.
3708 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
3710 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3712 * system.h (GCOV_SIZE_TYPE): Unposion.
3713 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
3714 (GCOV_TYPE_SIZE): ...this new macro.
3715 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
3716 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
3717 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
3718 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
3719 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
3720 instead of unsigned_intSI_type_node.
3721 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
3722 (rtl_gen_one_value_profiler_no_edge_manipulation)
3723 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
3724 * value-prof.c: Include coverage.h.
3726 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
3727 Diego Novillo <dnovillo@redhat.com>
3729 Fix PR tree-optimization/20703
3730 Fix PR tree-optimization/20725
3732 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
3733 (create_expression_by_pieces): Ditto.
3734 (valid_in_set): Ditto. Also handle tcc_declaration.
3735 (find_or_generate_expression): Handle comparison class.
3736 (insert_into_preds_of_block): Ditto.
3737 (insert_aux): Ditto.
3738 (create_value_expr_from): Handle comparison class, recursively
3739 handle reference nodes.
3740 (compute_avail): Handle comparison classes, rewrite a little cleaner.
3741 (execute_pre): Fix spacing.
3742 (do_fre): Renamed to execute_fre.
3744 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3746 * doc/invoke.texi (SPARC options): Document that
3747 -mlittle-endian is not supported on Linux either.
3749 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3753 * config.gcc (Obsolete configurations): Remove
3754 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
3755 (sparclite-*-coff*): Delete.
3756 (sparclite-*-elf*): Likewise.
3757 (sparc86x-*-elf*): Likewise.
3758 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
3759 * config/sparc/lite.h: Delete.
3760 * config/sparc/litecoff.h: Likewise.
3761 * config/sparc/liteelf.h: Likewise.
3762 * config/sparc/sp86x-elf.h: Likewise.
3763 * config/sparc/t-sparclite: Likewise.
3764 * config/sparc/t-sp86x: Likewise.
3766 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
3768 * config/s390/s390-protos.h: (s390_comparison,
3769 s390_alc_comparison, s390_slb_comparison, const0_operand,
3770 consttable_operand, larl_operand, s_operand,
3771 shift_count_operand, bras_sym_operand, load_multiple_operation,
3772 store_multiple_operation, s390_plus_operand): Remove prototypes.
3773 (s390_legitimate_address_without_index_p): New prototype.
3774 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
3776 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
3777 const0_operand, consttable_operand, larl_operand, s_operand,
3778 shift_count_operand, bras_sym_operand, load_multiple_operation,
3779 store_multiple_operation, s390_plus_operand): Move to
3781 (check_mode): Remove.
3782 (s390_branch_condition_mask): Remove 'static'. Move prototype to
3784 (s390_legitimate_address_without_index_p): New.
3785 * config/s390/s390.h (PREDICATE_CODES): Remove.
3786 * config/s390/s390.md: Include predicates.md.
3787 * config/s390/predicates.md: New.
3789 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3792 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
3793 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
3794 (NEED_INDICATE_EXEC_STACK): Define to 1.
3795 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
3796 (NEED_INDICATE_EXEC_STACK): Define to 1.
3797 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
3798 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
3799 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
3800 (pic_helper_emitted_p): New global.
3801 (emit_pic_helper): New function extracted from...
3802 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
3803 Do not call emit_pic_helper if delay_pic_helper is true.
3804 (sparc_expand_prologue): Pass 'false' to load_pic_register.
3805 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
3806 (sparc_file_end): New function.
3808 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3810 * config/mcore/mcore-protos.h: Remove the prototypes for
3811 mcore_arith_reg_operand, mcore_general_movsrc_operand,
3812 mcore_general_movdst_operand, mcore_reload_operand,
3813 mcore_arith_J_operand, mcore_arith_K_operand,
3814 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
3815 mcore_arith_K_S_operand, mcore_arith_imm_operand,
3816 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3817 mcore_literal_K_operand, mcore_addsub_operand,
3818 mcore_compare_operand, mcore_load_multiple_operation,
3819 mcore_store_multiple_operation, mcore_call_address_operand.
3820 Add a prototype for const_ok_for_mcore.
3821 * config/mcore/mcore.c (mcore_call_address_operand,
3822 mcore_general_movsrc_operand, mcore_general_movdst_operand,
3823 mcore_arith_reg_operand, mcore_reload_operand,
3824 mcore_arith_J_operand, mcore_arith_K_operand,
3825 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
3826 mcore_arith_M_operand, mcore_arith_imm_operand,
3827 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3828 mcore_literal_K_operand, mcore_addsub_operand,
3829 mcore_compare_operand, mcore_load_multiple_operation,
3830 mcore_store_multiple_operation): Move to predicates.md.
3831 (const_ok_for_mcore): Export.
3832 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
3833 * config/mcore/mcore.md: Include predicates.md.
3834 * config/mcore/predicates.md: New.
3836 * config/mcore/predicates.md: Fix a comment typo.
3838 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
3839 Adrian Straetling <straetling@de.ibm.com>
3841 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
3842 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
3843 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
3845 ("imul"): Removed from "type" attribute.
3846 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
3847 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
3848 Changed type to imulsi.
3849 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
3851 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3853 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
3854 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
3855 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
3856 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
3857 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
3858 (TARGET_SWITCHES, mcore_stack_increment_string)
3859 (TARGET_OPTIONS): Delete.
3860 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
3861 than *_BIT constants.
3862 (TARGET_8ALIGN): #undef old definition before redefining to 1.
3863 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
3864 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
3865 (mcore_override_options): Delete mcore_stack_increment code.
3866 Change use of M340_BIT to MASK_M340.
3867 * config/mcore/mcore.opt: New file.
3869 2005-04-04 Ian Lance Taylor <ian@airs.com>
3871 * config/arm/arm.c (replace_symbols_in_block): Remove static
3874 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3876 * config/fr30/fr30-protos.h: Remove the prototypes for
3877 stack_add_operand, add_immediate_operand,
3878 high_register_operand, low_register_operand, call_operand,
3879 di_operand, and nonimmediate_di_operand.
3880 * config/fr30/fr30.c (stack_add_operand,
3881 add_immediate_operand, high_register_operand,
3882 low_register_operand, call_operand, di_operand,
3883 nonimmediate_di_operand): Move to predicates.md.
3884 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
3885 * config/fr30/fr30.md: Include predicates.md.
3886 * config/fr30/predicates.md: New.
3888 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
3889 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
3890 mcore_call_address_operand.
3892 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
3893 general_movsrc_operand.
3895 2005-04-04 Alan Modra <amodra@bigpond.net.au>
3897 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
3900 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
3903 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
3906 2005-04-04 Richard Henderson <rth@redhat.com>
3907 Jakub Jelinek <jakub@redhat.com>
3909 PR rtl-optimization/16104
3910 * fold-const.c (fold_unary): Fix folding of vector conversions.
3912 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3914 * config.gcc (xstormy16-*-elf): Set extra_options.
3915 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
3916 * config/stormy16/stormy16.opt: New file.
3918 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3920 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
3921 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
3922 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
3923 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
3924 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
3925 (TARGET_UNIX_ASM): Delete.
3926 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
3927 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
3928 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
3929 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3930 * config/pdp11/pdp11.opt: New file.
3932 2005-04-03 Roger Sayle <roger@eyesopen.com>
3933 Alexandre Oliva <aoliva@redhat.com>
3936 * fold-const.c (non_lvalue): Split tests into...
3937 (maybe_lvalue_p): New function.
3938 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
3939 C++ front-end prior to lowering into gimple form.
3941 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3943 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
3944 BUILT_IN_STRNCASECMP): New.
3945 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
3948 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
3951 * arm.md (addsi3_compare0_for_combiner): Delete.
3952 (addsi3_compare0_scratch_for_combiner): Delete.
3953 (cmpsi_neg_shiftsi): Delete.
3954 (compare_negsi_si): New pattern.
3955 (cmpsi_negshiftsi_si): New pattern.
3956 (negated_cbranchsi4): Restrict to equality_operator.
3958 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
3961 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
3963 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
3966 * doc/install.texi: Fix a typo.
3968 2005-04-03 Steven Bosscher <stevenb@suse.de>
3971 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
3972 a computed goto if the edge to the computed goto block has
3973 incoming abnormal edges. Clarify how the function works.
3975 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
3977 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
3978 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
3979 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
3980 hash_scan_set, reg_set_between_after_reload_p,
3981 reg_used_between_after_reload_p, get_avail_load_store_reg,
3982 eliminate_partially_redundant_load): Likewise.
3983 * postreload.c (reload_cse_simplify_set,
3984 reload_combine_note_use): Likewise.
3985 * predict.c (predict_insn, expected_value_to_br_prob,
3986 propagate_freq, expensive_function_p): Likewise.
3987 * print-rtl.c (print_rtx): Likewise.
3988 * profile.c (instrument_edges, instrument_values,
3989 compute_branch_probabilities, branch_prob, union_groups,
3990 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
3991 * protoize.c (in_system_include_dir, file_could_be_converted,
3992 file_normally_convertible, gen_aux_info_file, seek_to_line,
3993 do_cleaning): Likewise.
3994 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
3995 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3996 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
3998 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4000 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
4001 * modulo-sched.c (undo_replace_buff_elem): New structure.
4002 (kernel_number_of_cycles, ps_unschedule_node,
4003 undo_generate_reg_moves,free_undo_replace_buff,
4004 undo_permute_partial_schedule, loop_single_full_bb_p,
4005 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
4006 build_loops_structure, get_sched_window): New.
4007 (generate_reg_moves): Return undo_replace_buff_elem and other
4009 (generate_prolog_epilog): Remove old loop versioning.
4010 (sms_schedule): Use loop information and loop_version.
4011 (sms_schedule_by_order): Split part of it to get_sched_window.
4012 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
4013 cfg_layout_finalize and free_dominance_info before/after SMS.
4015 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4017 * cfghooks.c (lv_flush_pending_stmts,
4018 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
4019 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
4020 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
4021 lv_add_condition_to_bb,
4022 lv_adjust_loop_header_phi, extract_cond_bb_edges,
4023 flush_pending_stmts): New in cfg_hooks structure.
4024 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
4025 extract_cond_bb_edges, lv_adjust_loop_header_phi,
4026 lv_add_condition_to_bb): New declarations.
4027 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
4029 (loop_version): Declare.
4030 * cfgloopmanip.c (cfghooks.h): Include.
4031 (duplicate_loop_to_header_edge): Change return type to bool.
4032 (loop_version, lv_adjust_loop_entry_edge): Move here.
4033 * cfgrtl.c (cfgloop.h): Include.
4034 (rtl_verify_flow_info_1): Fix.
4035 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
4036 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
4038 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
4039 tree_lv_add_condition_to_bb): New.
4040 (tree_cfg_hooks): Add new hooks to initialization.
4041 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
4042 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
4044 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4046 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
4047 xstormy16_below100_or_register,
4048 xstormy16_splittable_below100_or_register, and
4049 nonimmediate_nonstack_operand.
4051 * config/stormy16/stormy16-protos.h: Remove the prototypes for
4052 xstormy16_ineqsi_operator, equality_operator,
4053 inequality_operator, shift_operator,
4054 xstormy16_below100_operand, xstormy16_below100_or_register,
4055 xstormy16_splittable_below100_or_register,
4056 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
4057 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
4058 equality_operator, inequality_operator,
4059 xstormy16_below100_operand, xstormy16_below100_or_register,
4060 xstormy16_splittable_below100_or_register,
4061 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
4062 nonimmediate_nonstack_operand, shift_operator): Move to
4064 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
4065 * config/stormy16/stormy16.md: Include predicates.md.
4066 * config/stormy16/predicates.md: New.
4068 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4070 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
4071 small_int, large_int, reg_or_0_operand, simple_memory_operand,
4072 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
4073 move_operand, power_of_2_operand): Move to predicates.md.
4074 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
4075 PREDICATE_CODE): Remove.
4076 * config/iq2000/iq2000.md: Include predicates.md.
4077 * config/iq2000/predicates.md: New.
4079 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
4081 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
4082 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
4083 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
4084 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
4085 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
4086 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
4087 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
4088 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4089 (TARGET_M68HC11): Delete.
4090 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
4091 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
4092 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
4093 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4094 (nb_soft_regs): Delete.
4095 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
4096 (m68hc11_override_options): Remove the code that caters for MASK_M6811
4097 and MASK_M6812 being set simultaneously. Change the code that sets
4098 the default m68hc11_soft_reg_count to use integers instead of strings.
4099 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
4100 m68hc11_soft_reg_count (which now has an int type) as the number
4102 * config/m68hc11/m68hc11.opt: New file.
4104 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4106 * config/fr30/fr30.h (PREDICATE_CODES): Remove
4107 fp_displacement_operand, sp_displacement_operand.
4109 * config/m68hc11/m68hc11-protos.h: Add a prototype for
4111 Remove the prototypes for tst_operand, cmp_operand,
4112 stack_register_operand, d_register_operand,
4113 hard_addr_reg_operand, splitable_operand,
4114 m68hc11_logical_operator, m68hc11_arith_operator,
4115 m68hc11_non_shift_operator, m68hc11_shift_operator,
4116 m68hc11_unary_operator, m68hc11_eq_compare_operator,
4117 non_push_operand, hard_reg_operand, and
4118 reg_or_some_mem_operand.
4119 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
4121 (tst_operand, cmp_operand, non_push_operand,
4122 splitable_operand, reg_or_some_mem_operand,
4123 stack_register_operand, d_register_operand,
4124 hard_addr_reg_operand, hard_reg_operand,
4125 m68hc11_eq_compare_operator, m68hc11_logical_operator,
4126 m68hc11_arith_operator, m68hc11_non_shift_operator,
4127 m68hc11_shift_operator, m68hc11_unary_operator): Move to
4129 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
4130 * config/m68hc11/m68hc11.md: Include predicates.md.
4131 * config/m68hc11/predicates.md: New.
4133 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4136 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
4137 change checked in along with 2005-03-03's patch for debug/20253.
4138 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
4139 (remap_decl): Insert type decl in map earlier.
4141 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4143 PR tree-optimization/20640
4144 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
4145 post-dominator if it has phi nodes.
4146 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
4147 before dead statements.
4149 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4152 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
4154 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4156 PR rtl-optimization/20290
4157 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
4158 in every iteration if the entry point is the exit test.
4160 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
4162 * config/cris/cris.md (attribute "length"): Define.
4164 2005-04-02 Geoffrey Keating <geoffk@apple.com>
4166 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
4167 (word_offset_memref_operand): New.
4168 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
4169 (indexed_or_indirect_operand): Delete.
4170 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
4171 (indexed_or_indirect_operand): Delete.
4173 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
4176 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
4179 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
4180 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
4182 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4184 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
4186 2005-04-01 Ian Lance Taylor <ian@airs.com>
4188 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
4189 (rus, prus): Remove static variables.
4190 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
4191 (process_command): Permit report_times and use_pipes together.
4193 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4195 * c-decl.c (validate_proto_after_old_defn): Look at
4196 TYPE_MAIN_VARIANT of argument types.
4198 2005-04-01 Paul Brook <paul@codesourcery.com>
4200 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
4201 (arm_output_function_epilogue): Allow call_via_SP.
4202 (thumb_call_via_reg, arm_file_end): Ditto.
4203 * config/arm/arm.h (struct machine_function): Include space for SP.
4204 (thumb_call_via_label): Update declaration.
4206 2005-04-01 Ian Lance Taylor <ian@airs.com>
4208 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
4209 doing a peephole optimization, once again put any notes in the
4212 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4214 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
4216 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4218 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
4219 (block_alloc, find_free_reg): Likewise.
4220 * loop-doloop.c (doloop_modify): Likewise.
4221 * loop-invariant.c (record_use): Likewise.
4222 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
4223 get_iv_value, canon_condition, eliminate_implied_condition,
4224 eliminate_implied_condition, simplify_using_initial_values,
4225 shorten_into_mode, canonicalize_iv_subregs,
4226 iv_number_of_iterations): Likewise.
4227 * loop-unroll.c (expand_var_during_unrolling): Likewise.
4228 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
4229 unswitch_loop): Likewise.
4230 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
4231 move_movables, replace_call_address, find_and_verify_loops,
4232 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
4233 record_giv, final_giv_value, general_induction_var,
4234 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
4235 loop_giv_dump): Likewise.
4237 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
4238 GCOV_CHECK_WRITING): Remove.
4239 (gcov_position, gcov_rewrite): Use gcc_assert.
4240 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
4241 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
4242 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
4245 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4247 * tree-inline.c: Fix a typo.
4249 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4251 * configure.ac (enable-checking): Explicitly set all variables for
4252 collective switch values. Alphabetize variables. Rename
4253 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
4255 * doc/install.texi (enable-checking): Update documentation.
4256 * configure: Rebuilt.
4258 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4260 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
4263 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4265 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
4266 Also reject cases where this pattern will cause load delay stalls
4267 unless optimizing for size and it will produce a shorter sequence.
4268 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
4269 variants to avoid pre-adjusting the base when possible.
4271 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4273 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
4274 the frame and argument pointers.
4275 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
4276 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
4277 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
4278 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
4279 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
4280 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
4282 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
4284 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
4285 with entry for selectany attribute.
4286 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
4288 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
4289 (i386_pe_asm_named_section): Handle sections generated by
4290 selectany attribute.
4291 * doc/extend.texi (selectany): Document attribute.
4293 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
4294 Jan Hubicka <jh@suse.cz>
4296 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
4297 to fix addresses involving EBP and ESP.
4298 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
4299 for SUBREGed registers.
4300 (legitimate_address_p): Accept SUBREGed registers.
4302 2005-04-01 Jakub Jelinek <jakub@redhat.com>
4305 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
4306 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
4309 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4311 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
4313 2005-04-01 James E Wilson <wilson@specifixinc.com>
4316 * dwarf2out.c (rtl_for_decl_init): New function.
4317 (rtl_for_decl_location): Extracted from here.
4318 (tree_add_const_value_attribute): Call rtl_for_decl_init and
4319 add_const_value_attribute. Delete initializer_constant_valid_p call.
4321 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4323 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
4324 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
4325 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
4326 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
4327 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
4328 config/i386/i386.md, config/rs6000/predicates.md,
4329 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
4330 config/s390/s390.c, config/stormy16/stormy16.c,
4331 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
4334 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4337 * gimplify.c (gimplify_expr): Create a temporary for lvalue
4338 COND_EXPR and CALL_EXPR.
4340 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
4343 * genautomata.c (first_cycle_unit_presence): Check all alternative
4344 states for unit presence.
4346 * doc/md.texi: Remove remark about impossibility to query unit
4347 presence in non nondeterministic automaton state.
4349 * config/ia64/ia64.c (get_template): Change order of unit querying.
4351 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4353 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
4356 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
4358 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
4359 flag for edges outside any loops.
4361 2005-03-31 Janis Johnson <janis187@us.ibm.com>
4363 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4365 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4367 * tree-ssa-alias.c: Follow spelling conventions.
4368 * doc/tree-ssa.texi: Fix a typo.
4370 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
4372 * postreload-gcse.c: Include target.h.
4373 (gcse_after_reload_main): Return early if we cannot modify jumps.
4374 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
4376 2005-03-31 David Edelsohn <edelsohn@gnu.org>
4378 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
4379 expensive operations.
4381 2005-03-31 Ian Lance Taylor <ian@airs.com>
4383 * collect2.c (lderrout): New variable.
4384 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
4385 if it is set, to stderr.
4386 (handler): Unlink lderrout if it is set.
4387 (dump_file): Add "to" parameter. Change all callers.
4388 (main): Initialize lderrout.
4389 (collect_execute): Add errname parameter. Change all callers.
4390 Rename redir parameter to outname. Never pass
4391 PEX_STDERR_TO_STDOUT to pex_run.
4392 * collect2.h (collect_execute, dump_file): Update declarations.
4393 * tlink.c (tlink_execute): Add errname parameter. Change all
4395 (do_tlink): Check lderrout as well as ldout.
4397 2005-03-31 Caroline Tice <ctice@apple.com>
4399 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
4400 (bb-reorder.o): Add errors.h to list of requirements.
4401 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
4402 profiledbootstrap flags.
4403 * bb-reorder.c (errors.h): Add new include.
4404 (struct bbro_basic_block_data_def): Add new field, in_trace.
4405 (add_unlikely_executed_notes): Remove function.
4406 (mark_bb_for_unlikely_executed_section): Remove function.
4407 (insert_section_boundary_note): New function.
4408 (verify_hot_cold_block_grouping): New function.
4409 (push_to_next_round_p): Remove variables and tests that push all
4410 cold blocks to last round.
4411 (find_traces): Remove code that added extra round of trace finding
4412 when doing partitioning.
4413 (find_traces_1_round) : Remove variable last_round; add code to
4414 update new struct field, in_trace; correct trace_length where it was
4415 incorrect before (after call to copy_bb); change code that pushed all
4416 cold blocks to last round. Instead verify that all blocks going into
4417 a trace belong in the same partition.
4418 (connect_traces): Modify to connect the traces in two passes, if the
4419 function contains both hot and cold blocks. The first pass connects
4420 all the traces for blocks in the partition that the first block in
4421 the function belongs to; the second pass connnects all the traces
4422 containing blocks that belong in the other partition.
4423 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4424 code that automatically put the first block in a function into the
4425 hot partition if the function had any hot blocks.
4426 (fix_crossing_unconditional_branches): Check number of succ edges
4427 before attempting to get one.
4428 (fix_edges_for_rarely_executed_code): Update comment describing
4430 (reorder_basic_blocks): Add code to initialize new field (in_trace);
4431 remove call to add_unlikely_executed_notes; add call to
4432 verify_hot_cold_block_grouping.
4433 (duplicate_computed_gotos): Don't change computed goto if it's a
4435 (partition_hot_cold_basic_blocks): Update function comment.
4436 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
4438 (try_forward_edges): Likewise.
4439 (merge_blocks_move_predecessor_nojumps): Likewise.
4440 (merge_blocks_move_successor_nojumps): Likewise.
4441 (merge_blocks_move): Likewise.
4442 (try_crossjump_bb): Likewise.
4443 * cfglayout.c (update_unlikely_executed_notes): Remove function.
4444 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
4445 notes to cold bb's; remove call to update_unlikely_executed_notes.
4446 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4447 NOTE_INSN_SWITCH_TEXT_SECTIONS.
4448 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
4449 function declaration.
4450 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
4452 (rtl_can_merge_blocks): Remove redundancy from condition.
4453 (try_redirect_by_replacing_jump): Likewise.
4454 (force_nonfallthru_and_redirect): Remove code for adding
4455 UNLIKELY_EXECUTED_CODE notes to cold bb's.
4456 (commit_one_edge_insertion): Likewise.
4457 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
4458 * dbxout.c (FORCE_TEXT): Replace function_section with
4459 current_function_section.
4460 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
4461 function, switch_text_section.
4462 (struct xcoff_debug): Likewise.
4463 (dbxout_function_end): Add code to put out label diffs for both
4464 hot and cold sections.
4465 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
4466 for new debug_hooks funciton, switch_text_section..
4467 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
4468 switch_text_section.
4469 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
4470 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
4471 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
4472 dw_fde_switched_sections.
4473 (output_call_frame_info): Add test to see if function switches text
4474 sections in the middle; if so, use appropriate extra hot and cold
4475 section labels to compute size deltas for the hot and cold sections.
4476 (dwarf2out_begin_prologue): Add code to initialize new fields in
4478 (dwarf2out_switch_text_section): New function (invoked through
4479 debug_hook); updates new fields in dw_fde_struct appropriately and
4480 increments separate_line_info_table_in_use.
4481 (dwarf2_debug_hooks): Initialize switch_text_section function to be
4482 dwarf2out_switch_text_section.
4483 (struct var_loc_node): Add new field, section_label.
4484 (output_aranges): Add code to check whether in hot or cold section and
4485 use the appropriate label in calculating deltas.
4486 (output_ranges): Likewise.
4487 (output_line_info): Add code to check which section we're in and
4488 use appropriate hot/cold label.
4489 (add_location_or_constant_value_attribute): Likewise.
4490 (gen_subprogam_die): Modify arange attributes to use correct labels.
4491 (dwarf2out_begin_block): Change call to function_section into call to
4492 current_function_section.
4493 (dwarf2out_end_block): Likewise.
4494 (dwarf2out_source_line): Likewise.
4495 (dwarf2out_var_location): Add code to check whether in hot or cold
4496 section and use the appropriate label.
4497 * except.c (output_function_exception_table): Change call to
4498 function_section into call to current_function_section.
4499 * final.c (profile_function): Likewise.
4500 (scan_ahead_for_unlikely_executed_note): Remove function.
4501 (final_scan_insn): Remove calls to
4502 scan_ahead_for_unlikely_executed_note, and related code for switching
4503 to cold section, except for the single time
4504 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
4505 debug_hooks->switch_text_sections; replace appropriate calls to
4506 function_section with calls to current_function_section.
4507 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
4508 test_bb to condition.
4509 (find_if_case_2): Likewise.
4510 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4511 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
4512 * opts.c (decode_options): Change warning about hot/cold partitioning
4513 with exceptionss to inform (so as not to cause bootstrap failures);
4514 remove warning about partitioning with DWARF debug info.
4515 * output.h (current_function_section): Add new function decl.
4516 (insert_section_boundary_note): Likewise.
4517 (enum in_section): Move this declaration here from varasm.c.
4518 (unlikely_section_label): Likewise.
4519 (unlikely_text_section_name): Likewise.
4520 (last_text_section_name): New global variable.
4521 (last_text_section): Likewise.
4522 (hot_section_label): Likewise.
4523 (hot_section_end_label): Likewise.
4524 (cold_section_end_label): Likewise.
4525 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
4526 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
4527 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
4528 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
4529 insn from consideration.
4530 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
4531 switch_text_section.
4532 * varasm.c (basic-block.h): Add new include.
4533 (unlikely_section_label_printed): Remove global variable.
4534 (unlikely_section_label): Make global variable not be static any more.
4535 (unlikely_text_section_name): Likewise.
4536 (hot_section_end_label): New global variable (not static)
4537 (first_function_block_is_cold): Likewise.
4538 (hot_section_label): Likewise.
4539 (cold_section_end_label): Likewise..
4540 (last_text_section): New global variable, not static.
4541 (last_text_section_name): New global variable, not static.
4542 (initialize_cold_section_name): New function.
4543 (enum in_section): Move declaration to output.h.
4544 (text_section): Update last_text_section.
4545 (unlikely_text_section): Replace code to determine cold section name
4546 with call to initialize_cold_section_name; Add code to update
4547 last_text_section; remove code for printing out label.
4548 (named_section_real): Add code to update last_text_section and
4549 last_text_section_name as appropriate.
4550 (function_section): Change test for 'unlikely' to depend on
4551 first_function_block_is_cold (moved old test to
4552 current_function_section).
4553 (current_function_section): New function.
4554 (assemble_start_function): Move code that frees
4555 unlikely_text_section_name; initialize hot_section_end_label;
4556 print hot and cold section labels at the start of the function;
4557 set first_function_block_is_cold, if appropriate; initialize l
4558 ast_text_section; add call to insert_section_boundary_note.
4559 (assemble_end_function): Add code to write out hot and cold section
4561 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
4562 switch_text_section.
4563 * config/darwin.c (machopic_select_section): Replace incorrect
4564 function in base_funs; update reloc for cold sections if necessary.
4565 * config/darwin.h (SECTION_FUNCTION): Add code to update
4566 last_text_section if appropriate.
4567 (text_unlikely_section): Remove.
4568 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
4569 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
4570 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
4571 partitioning for this architecture.
4573 2005-03-31 Olivier Hainque <hainque@adacore.com>
4575 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4576 defined and non-zero.
4578 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4581 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4584 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4587 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4588 label operand. Remove (use (unspec..)). Don't emit a label on
4590 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
4591 generate inline label for load_toc_v4_PIC_1b.
4592 (rs6000_emit_load_toc_table): Likewise.
4594 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4596 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4597 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4599 2005-03-29 Devang Patel <dpatel@apple.com>
4601 * tree-sra.c (decide_block_copy): Disable scalarization of
4604 2005-03-30 Stuart Hastings <stuart@apple.com>
4605 Dale Johannesen <dalej@apple.com>
4607 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4608 * print-tree.c (print_node): Add case STATEMENT_LIST.
4610 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4612 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
4613 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
4614 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
4615 is given with "powerpc64*" or "all", or when --with-cpu chooses
4618 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4621 * dwarf2out.c (add_high_low_attributes): New function, extracted from
4622 gen_lexical_block_die.
4623 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
4625 2005-03-31 Jan Hubicka <jh@suse.cz>
4627 2004-11-02 Jan Hubicka <jh@suse.cz>
4629 * cgraph.c (cgraph_varpool_node_name): New function.
4630 (dump_cgraph_varpool_node): New function.
4631 (dump_varpool): New function.
4632 * cgraphunit.c (cgraph_optimize): Dump varpool.
4634 2004-10-16 Jan Hubicka <jh@suse.cz>
4636 * cgraph.c (decide_is_variable_needed): New function.
4637 (cgraph_varpool_finalize_decl): Use it.
4638 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
4640 * final.c (output_addr_const): Do not call mark_referenced.
4641 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
4642 always go via cgraph.
4643 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
4644 (check_global_declarations): Ifdef out code clearing DECL_RTL.
4645 * tree-optimize.c (execute_inline): Mark functions called.
4646 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
4648 2004-10-11 Jan Hubicka <jh@suse.cz>
4650 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
4651 (cgraph_varpool_last_needed_node): New static variable.
4652 (enqueue_needed_varpool_node): Break out from ...; add items to the
4653 end of queue; update first pointers.
4654 (cgraph_varpool_mark_needed_node): ... here.
4655 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
4656 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
4657 * cgraph.h (cgraph_varpool_node): Add analyzed field.
4658 (cgraph_varpool_first_unanalyzed_node): Declare.
4659 * cgraphunit.c: Include output.h.
4660 (cgraph_varpool_analyze_pending_decls): New function.
4661 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
4662 for errors, analyze pending decls.
4663 (cgraph_finalize_compilation_unit): Only analyze decls.
4664 (cgraph_optimize): Assemble the decls after expanding.
4666 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
4668 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
4669 subvars get marked properly in tags for grouping.
4670 (add_pointed_to_var): Mark only actual pointed to
4671 variables/subvars in addresses needed.
4672 (create_overlap_variables_for): Clear call clobbered on original
4674 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
4675 addresable vars with subvars into list.
4676 * tree-ssa.c (verify_ssa_name): Verify original is not used where
4679 2005-03-30 Richard Henderson <rth@redhat.com>
4681 * cgraph.h (struct cgraph_node): Add alias.
4682 * varasm.c (assemble_alias): Set it.
4683 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
4684 avoid calling cgraph_expand_function.
4686 2005-03-30 Tom Tromey <tromey@redhat.com>
4688 * tree.def (FILE_TYPE): Removed.
4689 * typeclass.h (enum type_class): Removed file_type_class.
4690 * dwarf2out.c (is_base_type): Updated.
4691 (gen_type_die): Likewise.
4692 * dbxout.c (dbxout_type): Updated.
4693 * builtins.c (type_to_class): Updated.
4694 * tree.c (type_contains_placeholder_1): Updated.
4695 * config/sparc/sparc.c (sparc_type_code): Updated.
4696 * config/ia64/ia64.c (hfa_element_mode): Updated.
4697 * expr.c (count_type_elements): Updated.
4698 * stor-layout.c (layout_type): Updated.
4699 * tree-inline.c (remap_type): Updated.
4700 * tree-pretty-print.c (dump_generic_node): Updated.
4702 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
4704 * builtins.c (expand_builtin_powi): Fix mode of
4705 2nd argument to match int.
4706 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
4707 2nd argument type to int.
4708 * libgcc2.c: Change prototype of __powi* functions to use
4711 2005-03-30 Dale Johannesen <dalej@apple.com>
4714 * calls.c (expand_call): Flush pending deferrals before
4717 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4721 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
4722 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
4723 c_label_context, label_context_stack): New.
4724 * c-decl.c (define_label): Check for jumps into statement
4725 expressions. Add label to list of defined labels.
4726 (start_function): Push context on label_context_stack.
4727 (finish_function): Pop context from label_context_stack.
4728 * c-typeck.c (label_context_stack): New.
4729 (c_finish_goto_label): Check for jumps into statement
4730 expressions. Add label to list of jumped to labels.
4731 (struct c_switch): Add blocked_stmt_expr.
4732 (c_start_case): Initialize it.
4733 (do_case): Check it.
4734 (c_finish_case): Verify !blocked_stmt_expr.
4735 (c_begin_stmt_expr): Push context on label_context_stack.
4736 Increment blocked_stmt_expr. Mark labels jumped to from outside
4738 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
4739 defined in the statement expression and no longer jumpable to.
4740 Mark labels jumped to from just outside the statement expression
4741 as again definable. Pop context from label_context_stack.
4742 * doc/extend.texi (Statement Exprs): Update.
4744 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4747 * c-decl.c (start_function): Check for old_decl being
4750 2005-03-30 Ian Lance Taylor <ian@airs.com>
4752 * final.c (final): Remove prescan parameter. Change all callers.
4753 (final_scan_insn): Remove prescan parameter. Change all callers.
4755 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
4757 * tree-vectorizer.c: Fix comment typos.
4759 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
4761 * tree-scalar-evolution.c (instantiate_parameters_1): Return
4762 as soon as a chrec_dont_know is detected.
4764 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
4766 Merge from csl-arm-branch.
4767 2004-02-12 Mark Mitchell <mark@codesourcery.com>
4769 * tlink.c (recompile_files): Do not assume that "rename" can
4770 overwrite an existing file.
4772 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
4774 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
4775 * gcc/configure: Regenerate.
4777 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4779 * doc/install.texi: Update binutils requirement for powerpc*-linux.
4781 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
4783 * calls.c (struct arg_data): Update "partial" comment.
4784 (load_register_parameters): Update "nregs" comment.
4786 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4788 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
4789 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
4790 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
4791 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
4792 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
4793 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
4794 than target_flags & 0.
4795 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
4796 (iq2000_arch, iq2000_parse_cpu): Delete.
4797 (TARGET_HANDLE_OPTION): Override default.
4798 (iq2000_handle_option): New function.
4799 (override_options): Remove -march= and -mcpu= handling.
4800 * config/iq2000/iq2000.opt: New file.
4802 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4804 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
4805 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
4806 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
4807 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
4808 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
4809 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
4810 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
4811 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
4812 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
4813 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
4814 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
4815 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
4816 (c4x_rpts_cycles_string, c4x_cpu_version_string)
4817 (TARGET_OPTIONS): Delete.
4818 (c4x_rpts_cycles, c4x_cpu_version): Declare.
4819 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
4820 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
4821 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
4822 (c4x_cpu_version_string): Delete.
4823 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4824 (c4x_handle_option): New function. Map -m3x and -m4x options to the
4825 equivalent -mcpu= option.
4826 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
4827 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
4828 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
4829 or clearing the appropriate MASK_* bit.
4830 (c4x_file_start): Use c4x_cpu_version.
4831 * config/c4x/c4x.opt: New file.
4833 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4835 * doc/options.texi: Document the new MaskExists flag.
4836 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
4837 if the option has the MaskExists flag.
4839 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4841 * opt-functions.awk (flag_set_p, test_flag): New functions.
4842 (switch_flags): Use them.
4843 * opth-gen.awk: Use flag_set_p to check for flags.
4844 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
4846 2005-03-30 Ian Lance Taylor <ian@airs.com>
4848 * config.host (i[34567]86-*-mingw32*): Don't set
4849 host_can_use_collect2 to no.
4851 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4854 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
4855 Remove convert_memory_address call duplicating that in memory_address.
4857 2005-03-29 Richard Henderson <rth@redhat.com>
4860 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
4861 (build_compound_literal): Likewise. Propagate decl type into the
4863 (finish_decl): Likewise. Use new return value from complete_array_type
4864 for zero sized arrays.
4865 (complete_array_type): Move ...
4866 * c-common.c (complete_array_type): ... here. Change first argument
4867 to pointer-to-type-node. Consistently use sizetype for the index
4868 except for zero sized arrays. Detect zero sized arrays for pedantic
4869 mode diagnostics. Create a new type node instead of modifying the
4871 * c-tree.h (complete_array_type): Move decl ...
4872 * c-common.h (complete_array_type): ... here.
4874 2005-03-29 Richard Henderson <rth@redhat.com>
4877 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
4879 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
4881 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
4882 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
4883 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
4884 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
4886 2005-03-29 Eric Christopher <echristo@redhat.com>
4888 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
4889 truthvalue conversion removal.
4891 2005-03-29 Ian Lance Taylor <ian@airs.com>
4894 * collect2.c: Never include <vfork.h>.
4895 (VFORK_STRING, vfork): Don't define.
4896 (pid): Remove global variable.
4897 (handler): Call raise instead of kill (getpid(), ...).
4898 (collect_wait): Add pex parameter. Change all callers. Use
4899 pex_get_status rather than pwait.
4900 (do_wait): Add pex parameter. Change all callers.
4901 (collect_execute): Return struct pex_obj * rather than void. Use
4902 pex routines rather than pexecute.
4903 (fork_execute): Get pex_obj from collect_execute, and pass it to
4905 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
4906 Only declare quit_handler if SIGQUIT is defined.
4907 (scan_libraries): Likewise.
4908 * collect2.h (collect_execute): Update declaration.
4909 (collect_wait): Update declaration.
4910 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
4911 pass it to collect_wait.
4913 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
4916 * c-parser.c (c_parser_compound_statement_nostart): Give error
4917 message for EOF instead of just setting parser->error.
4919 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
4921 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
4922 (slpeel_update_phi_nodes_for_guard1): New function.
4923 (slpeel_update_phi_nodes_for_guard2): New function.
4924 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
4925 of slpeel_update_phi_nodes_for_guard.
4926 (vectorize_loops): Remove call to loop_closed_rewrite.
4927 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
4930 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
4932 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
4933 (TARGET_LITTLE_ENDIAN): New macro.
4934 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
4935 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
4936 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
4937 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
4938 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
4939 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
4940 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
4941 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
4942 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
4943 (TARGET_OPTIONS): Delete.
4944 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
4945 (CACHE_FLUSH_TRAP): Turn into an integer.
4946 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
4947 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
4948 -mflush-trap is in use.
4949 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
4950 (m32r_cache_flush_trap_string): Delete.
4951 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
4952 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
4953 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
4954 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4955 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
4956 -mmodel= and -msdata= handling from...
4957 (m32r_init): ...here.
4958 * config/m32r/m32r.opt: New file.
4960 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
4962 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
4963 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
4964 * tree-vect-analyze.c (vect_object_analysis): additional parm
4965 pass back a "struct ptr_info_def *" with the points-to info.
4966 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
4967 statement using info returned from vect_object_analysis.
4968 * tree-vect-transform.c (update_vuses_to_preheader): New function.
4969 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
4970 for virtual uses and defs when creating a replacement vector
4971 reference. Call duplicate_ssa_name_ptr_info to define points-to
4972 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
4973 (vectorizable_store): copy_virtual_operands and update
4974 definition statements.
4975 (vectorizable_load): copy_virtual_operands. Remove call to
4976 mark_call_clobbered_vars_to_rename for call to "const" builtin.
4977 * tree-vectorizer.c (vectorize_loops): Remove calls to
4978 rewrite_into_ssa and bitmap_clear (vars_to_rename).
4979 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
4980 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
4981 define macro STMT_VINFO_PTR_INFO for use in accessing.
4982 * tree.h add export of duplicate_ssa_name_ptr_info.
4983 * rs6000.c (altivec_init_builtins): Declare builtin function
4984 __builtin_altivec_mask_for_load to be "const".
4986 2005-03-29 Jakub Jelinek <jakub@redhat.com>
4989 * cgraph.h (struct cgraph_varpool_node): Add alias field.
4990 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
4991 assemble_variable on aliases.
4992 * varasm.c (assemble_alias): Set node->alias.
4993 * toplev.c (wrapup_global_declarations): Don't call
4994 rest_of_decl_compilation on aliases again.
4996 2005-03-29 Paul Brook <paul@codesourcery.com>
4998 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
4999 * config/arm/arm.c (arm_dbx_register_number): New function.
5000 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
5002 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
5005 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
5006 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
5008 2005-03-29 Dale Johannesen <dalej@apple.com>
5010 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
5011 $(TREE_H) and $(COVERAGE_H).
5012 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
5013 * opts.c (common_handle_option): Enable tree-based value transforms.
5014 * toplev.c (process_options): Ditto.
5015 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
5016 refers to references to this type.
5017 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
5018 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
5019 for may_be_more, may_be_less.
5020 (rtl_gen_pow2_profiler): Adjust.
5021 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
5022 (rtl_gen_one_value_profiler): Adjust.
5023 (rtl_gen_const_delta_profiler): Adjust.
5024 * tree-profile.c (tree_gen_interval_profiler): Implement.
5025 (tree_gen_pow2_profiler): Ditto.
5026 (tree_gen_one_value_profiler): Ditto.
5027 (tree_profiling): New.
5028 (pass_tree_profile): Reference it.
5029 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
5031 (insn_divmod_values_to_profile): Rename to
5032 rtl_divmod_values_to_profile. Adjust.
5033 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
5034 (insn_prefetch_values_to_profile): Adjust.
5035 (rtl_value_profile_transformations): Adjust.
5036 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
5037 (gen_mod_pow2): Rename to rtl_mod_pow2.
5038 (gen_mod_subtract): Rename to rtl_mod_subtract.
5039 (divmod_fixed_value_transform): Rename to
5040 rtl_divmod_fixed_value_transform.
5041 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
5042 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
5043 (rtl_find_values_to_profile): Adjust.
5044 (tree_value_profile_transformations): Implement.
5045 (tree_divmod_values_to_profile): New.
5046 (tree_values_to_profile): New.
5047 (tree_divmod_fixed_value): New.
5048 (tree_mod_pow2): New.
5049 (tree_mod_subtract): New.
5050 (tree_divmod_fixed_value_transform): New.
5051 (tree_mod_pow2_value_transform): New.
5052 (tree_mod_subtract_transform): New.
5053 (tree_find_values_to_profile): Implement.
5054 * profile.c (instrument_values): Free histograms.
5055 (compute_value_histograms): Adjust. Implement tree version.
5057 2005-03-29 Uros Bizjak <uros@kss-loka.si>
5059 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
5060 * config/i386/i386.c (output_fix_trunc): Add new round_mode
5061 variable. Output "fldcw" depending on round_mode.
5062 * config/i386/i386.md (UNSPEC_FIST): New.
5063 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
5064 New isns patterns to implement lrint and llrint built-ins as x87
5066 (fistdi2, fist<mode>2 splitters): New splitters.
5067 (lrint<mode>2): New expanders.
5069 2005-03-28 Ian Lance Taylor <ian@airs.com>
5071 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
5072 0 when calling final_scan_insn.
5074 2005-03-28 Jan Hubicka <jh@suse.cz>
5077 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
5080 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
5081 types where possible.
5083 2005-03-26 Per Bothner <per@bothner.com>
5085 Make -f[no-]show-column also control non-cpp diagnostics.
5086 * c.opt (fshow-column): Move option from here ...
5087 * common.opt (fshow-column): ... to here.
5088 * diagnostic.c (diagnostic_build_prefix): Only print column number
5089 if flag_show_column.
5091 2005-03-27 Steven Bosscher <stevenb@suse.de>
5093 * vax-protos.h (vax_output_int_move, vax_output_int_add,
5094 vax_output_conditional_branch): New prototypes.
5095 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
5096 extracted from vax.md mov and add patterns.
5097 (vax_output_conditional_branch): New function to output conditional
5098 branch instructions.
5099 * vax.md: Use mode macros for arithmetic and mov patterns.
5100 Use code macros for the jump patterns.
5102 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5104 * Makefile.in (libbackend.o): Depend on version files;
5105 add custom generation command.
5107 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5110 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
5111 sure that we have a REG before getting its REGNO.
5113 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5115 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
5116 * builtins.def (BUILT_IN_STRNDUP): New.
5118 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
5120 PR tree-optimization/20470
5121 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
5124 2005-03-25 Mike Stump <mrs@apple.com>
5126 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
5129 2005-03-25 Geoffrey Keating <geoffk@apple.com>
5131 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
5132 Use our own structure definitions.
5134 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
5135 (fix_truncdfsi2): Allow registers or memory as destination.
5136 When TARGET_PPC_GFXOPT, generate simplified pattern.
5137 (fix_truncdfsi2_internal): Use define_insn_and_split.
5138 (fix_truncdfsi2_internal_gfxopt): New.
5139 (fctiwz): Don't confuse register allocation by giving it no choices.
5141 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
5142 (EXTRA_MEMORY_CONSTRAINT): Likewise.
5143 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
5144 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
5146 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5148 * dominance.c (free_dominance_info): Speed up by freeing et
5149 data structures without maintaining other nodes.
5150 * et-forest.c (et_free_tree_force): New.
5151 * et-forest.h: Add a prototype for et_free_tree_force.
5153 * tree.c (get_set_constructor_bits,
5154 get_set_constructor_bytes): Remove.
5155 * tree.h: Remove the corresponding prototypes.
5157 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5160 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
5161 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
5162 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
5163 PRE_DEC, NEG and NOT.
5165 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5167 * fold-const.c: Convert uses of fold (build (...)) to
5170 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
5172 PR rtl-optimization/20249
5173 * cse.c (insert_regs): Do not record equivalence of registers in
5176 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
5178 * emit-rtl.c (reverse_comparison): Remove.
5179 * rtl.h: Remove the corresponding prototype.
5181 2005-03-24 James E Wilson <wilson@specifixinc.com>
5183 * doc/install.texi (--enable-altivec): Delete docs.
5185 2005-03-24 David Edelsohn <edelsohn@gnu.org>
5187 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
5188 SFmode and DFmode before reload when
5189 flag_unsafe_math_optimizations not enabled.
5191 2005-03-24 Geoffrey Keating <geoffk@apple.com>
5193 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
5195 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
5196 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
5198 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
5200 * configure.ac (enable-checking): Add 'runtime' option.
5201 * doc/install.texi (enable-checking): Document 'runtime' checking.
5202 * tsystem.h (gcc_assert, gcc_unreachable): Define.
5203 * config.in: Regenerated.
5204 * configure: Regenerated.
5206 2005-03-23 Uros Bizjak <uros@kss-loka.si>
5208 * optabs.h (enum optab_index): Remove OTI_llrint.
5209 (llrint_optab): Remove macro.
5210 * optabs.c (init_optabs): Remove llrint_optab initialization.
5211 * genopinit.c (optabs): Remove llrint_optab implementation.
5212 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
5215 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
5217 PR rtl-optimization/20532
5218 * simplify-rtx.c (simplify_binary_operation_1): Protect from
5219 overflow when adding coefficients for PLUS or MINUS.
5220 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
5223 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5225 * langhooks.h (truthvalue_conversion): Remove.
5226 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5227 LANG_HOOKS_TRUTHVALUE_CONVERSION.
5228 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
5229 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
5230 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
5232 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
5234 * params.def: Fix a typo.
5235 * config/mips/mips.c: Follow the spelling convensions.
5236 * doc/invoke.texi: Fix typos.
5238 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
5240 Fix PR tree-optimization/20601
5242 * tree-ssa-pre.c (insert_aux): Add missing condition to
5245 2005-03-23 Ian Lance Taylor <ian@airs.com>
5247 * final.c (final_scan_insn): Don't remove no-op instructions.
5248 * reload1.c (reload): Remove simple no-op instructions even when
5251 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
5253 PR tree-optimization/20501
5254 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
5255 reporting that peeling for alignment is applied moved to...
5256 * (vect_analyze_data_refs_alignment): Here.
5258 2005-03-23 Ian Lance Taylor <ian@airs.com>
5260 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
5262 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5264 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
5265 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
5267 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
5269 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
5270 imply that this is called once, independent of asms in code.
5271 Adjust to now being pased output and input lists. Mention helper
5272 function decl_overlaps_hard_reg_set_p.
5273 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
5274 hook_tree_tree_identity and to take three trees, returning third.
5275 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
5277 * stmt.c: include hard-reg-set.h before tree.h.
5278 (decl_overlaps_hard_reg_set_p): New function, broken out from...
5279 (decl_conflicts_with_clobbers_p): Call
5280 decl_overlaps_hard_reg_set_p.
5281 (expand_asm_operands): Pass output and input lists in call to
5282 targetm.md_asm_clobbers.
5283 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
5284 hook_tree_tree_tree_tree_3rd_identity.
5285 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
5287 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
5288 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
5289 parameters, first two unused.
5290 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
5291 parameters. Only add MOF to clobbers if there's no 'h' mentioned
5292 in constraint letters and MOF is not mentioned as a asm-declared
5293 register in neither of the input and output lists.
5295 2005-03-23 DJ Delorie <dj@redhat.com>
5297 * optabs.c (expand_binop): Make sure the first subword's result
5300 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5302 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
5303 Call c_common_truthvalue_conversion rather than
5304 lang_hooks.truthvalue_conversion.
5305 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
5306 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
5308 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
5309 c_common_truthvalue_conversion.
5310 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
5311 c_parser_conditional_expression, c_parser_binary_expression): Call
5312 c_objc_common_truthvalue_conversion.
5313 * c-typeck.c (build_unary_op): Call
5314 c_objc_common_truthvalue_conversion.
5315 (build_conditional_expr): Do not call
5316 lang_hooks.truthvalue_conversion.
5317 (build_binary_op): Call c_common_truthvalue_conversion.
5318 (c_objc_common_truthvalue_conversion): Moved from
5319 c-objc-common.c. Call default_function_array_conversion instead
5320 of default_conversion.
5322 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5324 * c-common.h (default_conversion): Remove.
5325 (perform_integral_promotions): Add.
5326 * c-tree.h (default_conversion): Add.
5327 * c-typeck.c (perform_integral_promotions): New, split out from
5329 * c-common.c (check_case_value): Use perform_integral_promotions,
5330 not default_conversion.
5331 (c_add_case_label): Don't continue processing case label after
5332 found to be pointer.
5334 2005-03-23 Mark Mitchell <mark@codesourcery.com>
5336 * gcc.c (do_spec_1): Do not add a -L path for a directory in
5337 the prefix list if we have already added a multilib directory
5339 (main): Do not add MD_EXEC_PREFIX to the list of directories to
5342 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5344 * reload1.c (indirect_symref_ok, reload_obstack): Make them
5346 * reload.h: Remove the prototype for indirect_symref_ok.
5348 * reload1.c (indirect_symref_ok): Make it global.
5349 * reload.h: Add a prototype for indirect_symref_ok.
5351 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5353 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
5356 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5358 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
5360 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
5362 * c-opts.c (c_common_parse_file): Only start/end main source file
5363 if debug hooks says the writer wants it.
5364 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
5366 (xcoff_debug_hooks): Ditto.
5367 * debug.c (do_nothing_hooks): Ditto.
5368 * debug.h (gcc_debug_hooks): Ditto.
5369 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
5370 * sdbout.c (sdb_debug_hooks): Ditto.
5371 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
5373 2005-03-22 Mark Mitchell <mark@codesourcery.com>
5375 * doc/extend.texi: Deprecate C++ min/max operators.
5377 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
5379 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
5380 artificial original candidates.
5382 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
5383 Jan Hubicka <jh@suse.cz>
5384 Steven Bosscher <stevenb@suse.de>
5386 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
5387 call cost based on argument sizes.
5388 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
5390 * params.def: (max-inline-inssn-single): Set to 450.
5391 (max-inline-insns-auto): Set to 90.
5392 (max-inline-insns-recursive): Set to 450
5393 (max-inline-insns-recursive-auto): Set to 450.
5394 (large-function-insns): Set to 2700.
5395 (inline-call-cost): New parameter.
5396 * tree-inline.c (estimate_move_cost): New function.
5397 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
5398 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
5400 * tree-inline.h (estimate_move_cost): Declare.
5401 * invoke.texi: (max-inline-inssn-single): Change default to 450.
5402 (max-inline-insns-auto): Change default to 90.
5403 (max-inline-insns-recursive): Change default to 450
5404 (max-inline-insns-recursive-auto): Change default to 450.
5405 (large-function-insns): Change default to 2700.
5406 (inline-call-cost): Document new parameter.
5408 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5410 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
5411 (TARGET_DEFAULT): Delete.
5412 * config/i860/i860.opt: New file.
5414 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5416 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
5417 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5418 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5419 (frv_sched_lookahead): Delete.
5420 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
5421 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
5422 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
5423 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
5424 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
5425 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
5426 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
5427 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
5428 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
5429 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
5430 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
5431 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
5432 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
5433 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
5434 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
5435 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
5436 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
5437 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
5438 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
5439 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
5440 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
5441 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
5442 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
5443 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5444 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5445 (frv_sched_lookahead): Delete.
5446 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
5447 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5448 (frv_handle_option): New function. Move -mcpu= handling from...
5449 (frv_override_options): ...here. Remove handling of other
5451 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
5452 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
5453 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
5454 and TARGET_NO_MULTI_CE.
5455 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
5456 !TARGET_VLIW_BRANCH.
5457 * config/frv/frv.opt: New file.
5459 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5461 * fold-const.c (fold_ternary): Take decomposed arguments of
5463 (fold): Update a call to fold_ternary.
5465 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
5466 * tree.h: Add corresponding prototypes.
5468 2005-03-22 Jakub Jelinek <jakub@redhat.com>
5471 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
5472 between jump table and its label.
5473 * final.c (shorten_branches): Handle notes in between ADDR_VEC
5474 resp. ADDR_DIFF_VEC and the label preceeding it.
5475 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
5476 is emitted in the right section.
5478 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5480 * fold-const.c (fold_unary, fold_binary): Update comments
5483 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
5485 PR rtl-optimization/20527
5486 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
5487 REG_INC note, test that the register also isn't mentioned in PRED
5490 2005-03-22 Ben Elliston <bje@au.ibm.com>
5492 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
5495 2005-03-21 Mike Stump <mrs@apple.com>
5497 * varasm.c (default_assemble_visibility): Remove extra ().
5499 2005-03-21 Roger Sayle <roger@eyesopen.com>
5502 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
5503 to determine whether a block can be duplicated, rather than test
5504 whether the block contains noncopyable insns ourselves.
5506 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5508 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5511 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5513 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5515 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5517 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
5518 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
5519 * config/fr30/fr30.opt: New file.
5521 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5523 Fix PR tree-optimization/20542
5525 * tree-flow-inline.h (overlap_subvar): Move to here.
5526 * tree-ssa-operands.c: From here.
5527 * tree-flow.h (overlap_subvar): Declare.
5528 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
5529 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
5530 for variables with subvars.
5532 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5535 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5536 * modulo-sched.c (const_iteration_count): Return on NULL
5538 (print_node_sched_params): Return on NULL dump_file.
5539 (generate_reg_moves): Handle reg-anti dependencies and disregard
5540 closing branch when generating register moves.
5541 (sms_schedule): Mark the SMSed block dirty.
5542 * passes.c (rest_of_handle_sms): Call update_life_info for all
5544 * testsuite/gcc.dg/20050321-1.c: New test.
5546 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5548 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5549 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5550 movqi_internal): Likewise.
5552 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5554 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
5555 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5556 xtensa_b4const): Delete prototypes.
5557 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
5558 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
5559 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
5560 xtensa_extra_constraint): New prototypes.
5561 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5562 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5563 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5564 move_operand, const_float_1_operand, fpmem_offset_operand,
5565 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
5566 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
5567 (xtensa_b4const_or_zero): ...this. Change return type to bool and
5568 argument type to HOST_WIDE_INT.
5569 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
5570 xtensa_mask_immediate): Likewise.
5571 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
5572 Likewise. Also make these functions static.
5573 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
5574 (xtensa_const_ok_for_letter_p): New.
5575 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5576 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5577 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5578 move_operand, const_float_1_operand, fpmem_offset_operand,
5579 branch_operator, ubranch_operator, boolean_operator): Move to
5581 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
5582 (xtensa_mem_offset): Change return type to bool.
5583 (xtensa_extra_constraint): New.
5584 (gen_int_relational): Update type of const_range_p function pointer.
5585 Use xtensa_b4const_or_zero.
5586 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
5587 xtensa_const_ok_for_letter_p. Update comments.
5588 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
5589 (PREDICATE_CODES): Delete.
5590 * config/xtensa/xtensa.md: Include predicates.md.
5591 * config/xtensa/predicates.md: New file.
5593 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5595 * config/v850/v850-protos.h: Remove the prototypes for
5596 reg_or_int9_operand, reg_or_const_operand,
5597 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
5598 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
5599 movsi_source_operand, power_of_two_operand,
5600 not_power_of_two_operand, special_symbolref_operand,
5601 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
5602 register_is_ok_for_epilogue.
5603 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
5604 reg_or_int9_operand, reg_or_const_operand,
5605 call_address_operand, special_symbolref_operand,
5606 movsi_source_operand, power_of_two_operand,
5607 not_power_of_two_operand, register_is_ok_for_epilogue,
5608 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
5609 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
5611 * config/v850/v850.h (PREDICATE_CODES): Remove.
5612 * config/v850/v850.md: Include predicates.md.
5613 * config/v850/predicates.md: New.
5615 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5617 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
5618 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5619 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
5620 (itoolsdir, itoolsdatadir): Move definition above new first use.
5621 (install-itoolsdirs): New rule.
5622 (install-mkheaders): Depend on install-itoolsdirs, not
5623 install-include-dir.
5625 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5627 * tree-into-ssa.c: Remove obsolete comments.
5629 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5631 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
5632 unrolling if -fpeel-loops is specified, too.
5633 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5634 Remove superfluous check for flag_unroll_loops.
5636 2005-03-21 Uros Bizjak <uros@kss-loka.si>
5638 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
5639 (lrint_optab, llrint_optab): Define corresponding macros.
5640 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
5641 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
5642 pattern and llrint_optab using llrintdi2 patterns.
5643 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
5644 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
5645 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
5646 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
5647 flag_unsafe_math_optimizations is set.
5649 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5651 * combine.c (combine_simplify_rtx, simplify_if_then_else,
5652 simplify_logical, if_then_else_cond, known_cond,
5653 simplify_comparison): Adjust calls to reverse_comparison.
5654 Don't use combine_reversed_comparison_code).
5655 (combine_reversed_comparison_code): Remove.
5656 (reversed_comparison): Using reversed_comparison_code, move it...
5657 * jump.c (reversed_comparison): ... here.
5658 * rtl.h (reversed_comparison): Add prototype.
5660 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5662 * builtins.c (fold_builtin): Take decomposed arguments of
5664 * fold-const.c (fold_ternary): Update a call to fold_builtin.
5665 * gimplify.c (gimplify_call_expr): Likewise.
5666 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
5667 * tree.h: Update the prototype of fold_builtin.
5669 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5671 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
5672 * rtlhooks.c (gen_lowpart_no_emit_general): New.
5673 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
5674 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
5675 * simplify-rtx.c (simplify_binary_operation_1): Use it.
5677 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5679 * builtins.c (fold_builtin_1): Take decomposed arguments of
5681 (fold_builtin): Update a call to fold_builtin_1.
5683 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
5686 * gcov.c (output_lines): Only output function block summary when
5687 outputting branch information.
5688 * doc/gcov.texi: Document format of preamble and additional block
5691 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5693 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
5694 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
5695 the defaults false if BITS_PER_UNIT != 8.
5696 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
5697 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
5698 than BITS_PER_UNIT != 8.
5699 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
5700 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
5701 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
5703 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
5704 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
5706 2005-03-20 Roger Sayle <roger@eyesopen.com>
5709 * fold-const.c (fold_binary): Fix type mismatch between
5710 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
5711 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
5712 for non-truth-valued expressions.
5714 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
5715 and FUNCTION_DECL in the main switch.
5716 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5717 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
5718 we also need to convert their operands to match.
5719 <TRUTH_NOT_EXPR>: Likewise.
5721 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
5723 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
5724 diagnostic without checking whether an lvalue.
5725 * c-common.h (lvalue_p): Remove.
5726 (enum lvalue_use): Update comment.
5727 (lvalue_or_else): Replace by lvalue_error.
5728 * c-typeck.c (lvalue_p): Make static.
5729 (lvalue_or_else): New. Call lvalue_error.
5731 2005-03-21 Alan Modra <amodra@bigpond.net.au>
5733 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
5734 (function_arg_advance): Use rs6000_parm_start.
5735 (function_arg, rs6000_arg_partial_bytes): Likewise.
5737 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5739 * c-common.c (check_case_value): Adjust comment about stripping
5741 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
5742 * c-typeck.c (default_conversion, convert_arguments,
5743 build_modify_expr, convert_for_assignment, store_init_value,
5744 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
5745 manually. Remove inaccurate comments.
5747 2005-03-20 Roger Sayle <roger@eyesopen.com>
5748 Joseph S. Myers <joseph@codesourcery.com>
5750 * varasm.c (do_assemble_alias): Restore comment describing function.
5751 Annotate the target parameter as potentially unused.
5753 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
5756 * config/avr/avr.c (avr_output_function_prologue): Do not use
5757 current_function_name() in a label, use a local label instead.
5759 2005-03-20 David Edelsohn <edelsohn@gnu.org>
5761 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
5762 flag_finite_math_only, not flag_unsafe_math_optimizations.
5764 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5766 * builtins.c (fold_builtin_1): Update a call to
5767 targetm.fold_builtin.
5768 * hooks.c (hook_tree_tree_bool_null): Rename to
5769 hook_tree_tree_tree_bool_null. Take one more argument of type
5771 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
5772 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
5773 hook_tree_tree_tree_bool_null.
5774 * target.h (gcc_target): Update the prototype of fold_builtin.
5775 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
5776 arguments of CALL_EXPR.
5777 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
5780 2005-03-20 Jan Hubicka <jh@suse.cz>
5782 * cgraph.h (cgraph_node): Add prev_clone pointer.
5783 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
5784 (cgraph_clone_node): Produce doubly linked chain.
5786 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5788 * c-common.c (handle_aligned_attribute, check_function_sentinel,
5789 get_nonnull_operand, handle_sentinel_attribute,
5790 check_function_arguments_recurse): Do not strip NOPS from
5792 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
5794 * c-format.c (get_constant): Likewise.
5795 * c-parser.c (c_parser_postfix_expression): Likewise.
5796 * c-typeck.c (set_init_index): Likewise.
5797 (convert_arguments): Don't check for NOP_EXPR containing integer
5800 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5802 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
5803 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
5804 Take decomposed arguments of CALL_EXPR.
5805 (fold_builtin_1): Update calls to the functions mentioned
5808 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5810 * c-decl.c (check_bitfield_type_and_width): Require bit-field
5811 width to have integer type.
5812 (build_enumerator): Require enumerator value to have integer type.
5814 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5816 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
5819 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5821 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
5822 std=iso9899:199x): Correct descriptions.
5824 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5826 * config.gcc: Consistently use solaris2.1[0-9]* instead of
5829 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
5831 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
5833 (expand_builtin_memcpy, fold_builtin_1): Update calls to
5834 fold_builtin_memcpy.
5836 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
5837 arguments of CALL_EXPR.
5838 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
5839 fold_builtin_found, fold_builtin_1): Update calls to
5840 fold_trunc_transparent_mathfn.
5842 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5845 * fold-const.c (fold_widened_comparison): Don't optimize casts of
5846 function pointers on targets that require function pointer
5848 (fold_sign_changed_comparison): Likewise.
5850 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
5852 * combine.c (try_combine): When changing the mode of a hard reg, make
5853 sure that doing so is valid.
5855 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
5857 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
5858 (TARGET_HANDLE_OPTION): Override default.
5859 (avr_handle_option): New function.
5860 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
5861 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
5862 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
5863 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
5864 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
5865 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
5866 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
5867 (TARGET_OPTIONS): Delete.
5868 * config/avr/avr.opt: New file.
5870 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5872 * config/m32r/m32r-protos.h: Remove the prototypes for
5873 call_address_operand, symbolic_operand, seth_add3_operand,
5874 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5875 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5876 two_insn_const_operand, move_src_operand,
5877 move_double_src_operand, move_dest_operand,
5878 eqne_comparison_operator, signed_comparison_operator,
5879 large_insn_p, conditional_move_operand, carry_compare_operand,
5880 m32r_block_immediate_operand, extend_operand,
5881 reg_or_eq_int16_operand, int8_operand, and
5882 reg_or_zero_operand.
5883 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5884 seth_add3_operand, int8_operand, cmp_int16_operand,
5885 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5886 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5887 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5888 move_double_src_operand, move_dest_operand,
5889 eqne_comparison_operator, signed_comparison_operator,
5890 extend_operand, small_insn_p, large_insn_p,
5891 conditional_move_operand, carry_compare_operand,
5892 m32r_block_immediate_operand): Move to predicates.md.
5893 (MAX_MOVE_BYTES): Move to m32r.h.
5894 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5895 * config/m32r/m32r.md: Include predicates.md.
5896 * config/m32r/predicates.md: New.
5898 2005-03-18 James E Wilson <wilson@specifixinc.com>
5901 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
5904 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5906 * config/mn10300/mn10300-protos.h: Remove the prototypes for
5907 call_address_operand, const_8bit_operand.
5908 * config/mn10300/mn10300.c (call_address_operand,
5909 const_8bit_operand, const_1f_operand): Move to predicates.md.
5910 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
5911 * config/mn10300/mn10300.md: Include predicates.md.
5912 * config/mn10300/predicates.md: New.
5914 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
5916 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
5917 declarations in diagnostics and %E for identifiers, not %s.
5919 2005-03-18 Jan Hubicka <jh@suse.cz>
5920 Dale Johannesen <dalej@apple.com>
5922 * basic-block.h (scale_bbs_frequencies_int,
5923 scale_bbs_frequencies_gcov_type): Declare.
5924 * cfg.c (RDIV): New macro.
5925 (update_bb_frequency_for_threading): Fix.
5926 * basic-block.h (scale_bbs_frequencies_int,
5927 scale_bbs_frequencies_gcov_type): New.
5928 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
5929 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
5930 scale_bbs_frequencies_int.
5931 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
5933 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5935 * config/m32r/m32r-protos.h: Remove the prototypes for
5936 call_address_operand, symbolic_operand, seth_add3_operand,
5937 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5938 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5939 two_insn_const_operand, move_src_operand,
5940 move_double_src_operand, move_dest_operand,
5941 eqne_comparison_operator, signed_comparison_operator,
5942 large_insn_p, conditional_move_operand, carry_compare_operand,
5943 m32r_block_immediate_operand, extend_operand,
5944 reg_or_eq_int16_operand, int8_operand, and
5945 reg_or_zero_operand.
5946 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5947 seth_add3_operand, int8_operand, cmp_int16_operand,
5948 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5949 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5950 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5951 move_double_src_operand, move_dest_operand,
5952 eqne_comparison_operator, signed_comparison_operator,
5953 extend_operand, small_insn_p, large_insn_p,
5954 conditional_move_operand, carry_compare_operand,
5955 m32r_block_immediate_operand): Move to predicates.md.
5956 (MAX_MOVE_BYTES): Move to m32r.h.
5957 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5958 * config/m32r/m32r.md: Include predicates.md.
5959 * config/m32r/predicates.md: New.
5961 * config/pa/pa-protos.h: Add prototypes for magic_milli and
5963 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
5964 symbolic_operand, symbolic_memory_operand,
5965 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
5966 indexed_memory_operand, move_dest_operand, move_src_operand,
5967 prefetch_cc_operand, prefetch_nocc_operand,
5968 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
5969 arith_operand, arith11_operand, pre_cint_operand,
5970 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
5971 ireg_operand, int5_operand, uint5_operand, int11_operand,
5972 uint32_operand, arith5_operand, and_operand, ior_operand,
5973 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
5974 pc_or_label_operand, div_operand, plus_xor_ior_operator,
5975 shadd_operand, movb_comparison_operator,
5976 cmpib_comparison_operator): Move to predicates.md.
5977 (magic_milli, shadd_constant_p): Make it extern.
5978 * config/pa/pa.h (PREDICATE_CODES): Remove.
5979 * config/pa/pa.md: Include predicates.md.
5980 * config/pa/predicates.md: New.
5982 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
5985 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5987 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
5988 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
5989 config/alpha/freebsd.h, config/alpha/linux.h,
5990 config/alpha/netbsd.h, config/alpha/osf5.h,
5991 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
5992 config/h8300/h8300-protos.h, config/h8300/h8300.c,
5993 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
5994 doc/cppopts.texi: Update copyright.
5996 2005-03-18 Jan Hubicka <jh@suse.cz>
5999 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
6001 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
6004 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6006 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
6009 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
6011 * combine.c (gen_binary): Remove.
6012 (known_cond, simplify_shift_const, find_split_point,
6013 combine_simplify_rtx, simplify_if_then_else, simplify_set,
6014 simplify_logical, expand_field_assignment, extract_left_shift,
6015 force_to_mode, if_then_else_cond, apply_distributive_law,
6016 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
6017 simplify_comparison, reversed_comparison): Replace with
6018 simplify_gen_binary, simplify_gen_relational or
6019 distribute_and_simplify_rtx.
6020 (distribute_and_simplify_rtx): New function.
6022 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
6023 Paolo Bonzini <gcc.gnu.org>
6025 * calls.c (setjmp_call_p, special_function_p): Update comments
6026 at the head of the functions.
6028 2005-03-18 Jan Hubicka <jh@suse.cz>
6030 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
6032 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
6033 function body should be released; do not proactively release function
6034 bodies in non-unit-at-a-time mode.
6036 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
6038 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
6039 mno-fp-ret-in-387 multilib variants.
6041 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
6043 * common.opt (m): Remove.
6044 * opts.c (handle_option): Pass 'm' options to set_target_switch if
6046 (common_handle_option): Remove OPT_m case.
6048 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6050 * builtins.c (fold_builtin_bitop): Take decomposed arguments
6052 (fold_builtin_1): Update a call to fold_builtin_bitop.
6054 * builtins.c (fold_builtin_signbit): Take decomposed arguments
6056 (fold_builtin_1): Update a call to fold_builtin_signbit.
6058 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
6060 PR tree-optimization/20474
6061 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
6062 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
6064 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6066 * config/h8300/h8300-protos.h: Remove prototypes for
6067 general_operand_src, general_operand_dst, single_one_operand,
6068 single_zero_operand, call_insn_operand,
6069 two_insn_adds_subs_operand, small_call_insn_operand,
6070 jump_address_operand, bit_operand, bit_memory_operand,
6071 stack_pointer_operand, const_int_gt_2_operand,
6072 const_int_ge_8_operand, const_int_qi_operand,
6073 const_int_hi_operand, incdec_operand, bit_operator,
6074 nshift_operator, eqne_operator, gtle_operator,
6075 gtuleu_operator, iorxor_operator.
6076 Add prototypes for h8sx_shift_type h8sx_classify_shift and
6077 h8300_ldm_stm_parallel.
6078 * config/h8300/h8300.c (h8sx_shift_type,): Move to
6080 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
6081 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
6082 (h8300_ldm_stm_parallel): Make it extern.
6083 (h8300_ldm_parallel, h8300_stm_parallel,
6084 h8300_return_parallel, general_operand_src,
6085 general_operand_dst, h8300_dst_operand, h8300_src_operand,
6086 nibble_operand, reg_or_nibble_operand, single_one_operand,
6087 single_zero_operand, call_insn_operand,
6088 two_insn_adds_subs_operand, small_call_insn_operand,
6089 jump_address_operand, bit_operand, bit_memory_operand,
6090 stack_pointer_operand, const_int_gt_2_operand,
6091 const_int_ge_8_operand, const_int_qi_operand,
6092 const_int_hi_operand, incdec_operand, eqne_operator,
6093 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
6094 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
6095 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
6096 nshift_operator): Move to predicates.md.
6097 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
6098 * config/h8300/h8300.md: Include predicates.md.
6099 * config/h8300/predicates.md: New.
6101 2005-03-17 Richard Henderson <rth@redhat.com>
6103 * config.gcc (ia64*-*-hpux*): Add extra_options.
6104 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
6105 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6106 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
6107 (ia64_tls_size_string, ia64_tune_string): Remove.
6108 (ia64_tune): Init to PROCESSOR_ITANIUM2.
6109 (TARGET_DEFAULT_TARGET_FLAGS): New.
6110 (TARGET_HANDLE_OPTION): New.
6111 (ia64_override_options): Move options parsing ...
6112 (ia64_handle_option): ... here. New.
6113 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
6114 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
6115 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
6116 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
6117 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
6118 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
6119 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
6120 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
6121 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
6122 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
6123 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
6124 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
6125 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
6126 TARGET_EARLY_STOP_BITS): Remove.
6127 (TARGET_ILP32): Default false.
6128 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
6129 (enum ia64_inline_type): New.
6130 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6131 * config/ia64/ia64.md: Update for new definitions of
6132 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
6133 * config/ia64/ia64.opt: New file.
6134 * config/ia64/ilp32.opt: New file.
6136 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
6139 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
6141 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6143 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
6144 instead of MASK_H8300S.
6145 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
6146 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
6147 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
6148 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
6149 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
6150 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
6151 TARGET_SWITCHES): Remove.
6152 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
6154 * config/h8300/h8300.opt: New.
6156 * config/alpha/alpha.opt, config/arc/arc.opt,
6157 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
6160 2005-03-17 Ian Lance Taylor <ian@airs.com>
6164 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
6166 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
6167 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
6168 (TARGET_HANDLE_OPTION): Override default.
6169 (arc_handle_option): New function.
6170 (arc_init): Remove code to set arch_cpu_string.
6171 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
6172 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
6173 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
6174 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
6175 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
6176 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
6177 (arc_rodata_string, TARGET_OPTIONS): Delete.
6178 * config/arc/arc.opt: New file.
6180 2005-03-17 Richard Henderson <rth@redhat.com>
6182 * doc/extend.texi (Weak Pragmas): New section.
6183 (attribute alias): Clarify that target must be in the same
6186 2005-03-17 Richard Henderson <rth@redhat.com>
6188 * config/alpha/alpha.opt: New file.
6189 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
6191 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
6192 alpha_fprm_string, alpha_fptm_string): Make static.
6193 (alpha_tls_size_string): Remove.
6194 (alpha_handle_option): New.
6195 (override_options): Update for alpha_cpu/alpha_tune split.
6196 (alpha_file_start): Likewise.
6197 (TARGET_DEFAULT_TARGET_FLAGS): New.
6198 (TARGET_HANDLE_OPTION): New.
6199 * config/alpha/alpha.h (alpha_tune): Declare.
6200 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
6201 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
6202 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
6203 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
6204 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
6205 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
6206 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
6207 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
6208 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
6209 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
6210 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
6211 (TARGET_DEFAULT): Remove MASK_FP.
6212 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
6213 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
6214 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
6215 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
6216 alpha_tls_size_string): Remove.
6217 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
6218 (attribute tune): Rename from attribute cpu.
6219 * config/alpha/ev4.md: Update to match.
6220 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
6221 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
6222 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
6223 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
6224 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
6225 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
6227 2005-03-16 James E. Wilson <wilson@specifixinc.com>
6229 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
6230 and return without creating new state if before_nops_num is nonzero.
6231 * config/ia64/ia64.md (first_insn): New attribute.
6232 (alloc): Set it to yes.
6234 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6236 * tree-vectorizer.c (new_vec_stmt_info): Initialize
6237 STMT_VINFO_SUBVARS to NULL.
6238 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6240 2005-03-16 Dale Johannesen <dalej@apple.com>
6242 * rtlanal.c (find_first_parameter_load): Rewrite to
6243 return actual first param load or the call if none,
6244 instead of first in block, when not all loads exist.
6246 2005-03-16 Roger Sayle <roger@eyesopen.com>
6248 * optabs.c (expand_copysign_absneg): Make static.
6249 * optabs.h (expand_copysign_absneg): Delete prototype.
6250 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
6252 2005-03-16 Richard Henderson <rth@redhat.com>
6255 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
6256 (alias_pairs): Rename from output_defs.
6257 (find_decl_and_mark_needed): Split out from assemble_alias.
6258 (do_assemble_alias): New.
6259 (assemble_output_def): Remove.
6260 (finish_aliases_1, finish_aliases_2): New.
6261 (process_pending_assemble_output_defs): Remove.
6262 (assemble_alias): Defer aliases for which we don't yet have a
6263 non-external decl for the target symbol.
6264 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
6265 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
6266 * toplev.c (compile_file): Use finish_aliases_2 instead of
6267 process_pending_assemble_output_defs.
6268 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
6269 (process_pending_assemble_output_defs): Remove.
6271 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6273 Fix PR tree-optimization/20489
6275 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
6276 for empty structures.
6278 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6280 Fix PR tree-optimization/20490
6282 * tree-ssa-pre.c (create_expression_by_pieces): Use
6283 force_gimple_operand on result of fold.
6285 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
6287 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
6288 of closing parenthesis.
6290 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
6292 * builtins.c (expand_movstr): Update a call to
6293 fold_builtin_strcpy.
6294 (expand_builtin_strncpy): Update a call to
6295 fold_builtin_strncpy.
6296 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
6297 arguments of CALL_EXPR.
6298 (fold_builtin_1): Update calls to fold_builtin_strcpy and
6299 fold_builtin_strncpy.
6300 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6301 * tree.h: Update the prototypes of fold_builtin_strcpy and
6302 fold_builtin_strncpy.
6304 2005-03-16 Steven Bosscher <stevenb@suse.de>
6305 Dorit Naishlos <dorit@il.ibm.com>
6307 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
6308 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
6311 2005-03-16 Steven Bosscher <stevenb@suse.de>
6313 * tree-inline.c (walk_type_fields, walk_tree,
6314 walk_tree_without_duplicates): Move from here...
6315 * tree.c: ...to here.
6317 2005-03-15 Zack Weinberg <zack@codesourcery.com>
6319 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
6320 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
6321 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6322 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
6323 (version): Define using $(BASEVER_c).
6324 (Makefile, config.status, build/gcov-iov.o): No longer depends on
6326 (version.o): Depend on version files; add custom generation command.
6327 (prefix.o): Define BASEVER on command line.
6328 (s-iov): Depend on version files; adjust command.
6329 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
6331 (gcc-vers.texi): New rule.
6332 (doc/%.info, doc/%.dvi): Add -I . to command line.
6333 (doc/gccinstall.dvi): Likewise.
6334 (PACKAGE): Delete. All uses replaced with "gcc".
6335 * aclocal.m4: Do not include gcc-version.m4.
6336 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
6337 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
6338 Set is_release based on contents of DEV-PHASE.
6339 Set gcc_version based on contents of BASE-VER.
6340 Define WIN32_REGISTRY_KEY only if the user overrode the default.
6341 * config.in, configure: Regenerate.
6342 * gccbug.in: Determine version of GCC in use at runtime.
6343 * gcov-iov.c: Get version number and development phase from
6344 command line, not by including version.c.
6345 * intl.c: Replace all uses of PACKAGE with "gcc".
6346 * libada-mk.in: Delete unused "gcc_version" variable.
6347 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
6348 * version.c: (VERSUFFIX): New hook for redistributors; adjust
6349 commentary to match.
6350 (version_string): Put together from pieces.
6351 * config/alpha/x-vms: Do not use $(gcc_version).
6352 * config/i386/t-nwld: Likewise.
6353 * doc/include/gcc-common.texi: Include gcc-vers.texi for
6354 version-GCC and DEVELOPMENT.
6356 2005-03-15 Roger Sayle <roger@eyesopen.com>
6358 PR tree-optimization/17454
6359 * tree.c (tree_size): Add case for TREE_BINFO.
6360 * fold-const.c (fold_checksum_tree): Only clear the overloaded
6361 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
6363 2005-03-15 Roger Sayle <roger@eyesopen.com>
6365 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
6366 op1 whilst expanding the signed widenening multiply variant.
6368 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
6370 * toplev.c (display_target_options): Avoid unused variable warning if
6371 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
6372 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
6373 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
6374 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
6375 (mips_isa_info): New variable.
6376 (mips_parse_cpu): Remove the first argument and leave the caller
6378 (TARGET_HANDLE_OPTION): Override default.
6379 (mips_handle_option): New function. Move option validation code from...
6380 (override_options): ...here. Update calls to mips_parse_cpu.
6381 * config/mips/mips.h (mips_arch_string, mips_tune_string)
6382 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
6383 (SUBTARGET_TARGET_OPTIONS): Delete.
6384 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
6385 (mno-flush-func, mtune=): New options.
6387 2005-03-15 Roger Sayle <roger@eyesopen.com>
6388 Richard Henderson <rth@redhat.com>
6390 * real.c (c4x_single_format, c4x_extended_format): Provide values
6391 for signbit_ro for c4x's single and extended floating point formats.
6392 * optabs.c (expand_copysign): Use the floating point format's
6393 signbit_ro for expanding via expand_copysign_absneg, and it's
6394 signbit_rw field for expanding via expand_copysign_bit.
6396 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
6398 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
6399 known_alignment_for_access_p.
6400 (known_alignment_for_access_p): New.
6401 (do_peeling_for_alignment): Field made int instead of bool and renamed
6402 to peeling_for_alignment.
6403 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
6404 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
6405 functionality used to be in vect_analyze_operations.
6406 (vect_analyze_operations): Code to determine vectorization factor was
6407 moved to vect_determine_vectorization_factor.
6408 (vect_enhance_data_refs_alignment): Update to correct alignment when it
6409 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
6411 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
6412 be part of vect_analyze_operations).
6413 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
6414 creating the guard condition, as the number of iterations may be
6416 (slpeel_tree_peel_loop_to_edge): Use new name of
6417 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
6418 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
6419 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
6420 (vect_do_peeling_for_alignment): Use fold.
6421 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
6423 (vect_update_inits_of_dr): Renamed to
6424 vect_update_init_of_dr.
6425 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
6426 (vectorizable_store): Fix assertion to use == instead of =.
6428 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
6430 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
6431 call_used_regs for wCG registers.
6433 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6435 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6436 for non-offsettable memory references to cope with outstanding reload
6437 replacements, take 2.
6439 2005-03-15 Uros Bizjak <uros@kss-loka.si>
6442 * config/i386/i386.h (x86_fisttp): New.
6443 (TARGET_FISTTP): New macro.
6444 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
6445 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
6446 instruction when fisttp flag is set.
6447 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
6449 * config/i386/i386.md (type attribute): Add fisttp.
6450 (unit attribute): Set to i387 for fisttp type.
6451 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
6452 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
6454 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
6455 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
6457 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
6458 patterns for TARGET_FISTTP. Enable patterns for
6459 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
6460 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
6461 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
6462 implement fisttp x87 insn.
6463 (fix_trunc*_i387_fisttp splitters): New patterns.
6464 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
6465 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
6466 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
6468 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
6469 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
6470 Implement using mode macros. Disable patterns for TARGET_FISTTP.
6471 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
6472 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
6473 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
6474 Disable patterns for TARGET_FISTTP.
6475 (fix_trunc*_i387 splitters): Implement usign mode macros.
6476 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
6477 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
6478 (fix_trunx*_sse peephole2s): Implement using mode macros.
6480 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
6482 PR rtl-optimization/20291
6483 * combine.c (try_combine): If splitting fails, re-try with
6484 original combined pattern, i.e. before clobber stripping.
6486 2005-03-14 Eric Christopher <echristo@redhat.com>
6488 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
6489 STACK_GROWS_DOWNWARD.
6491 2005-03-14 Roger Sayle <roger@eyesopen.com>
6493 * real.h (struct real_format): Split the signbit field into two
6494 two fields, signbit_ro and signbit_rw.
6495 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
6496 mips_double_format, ieee_extended_motorola_format,
6497 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
6498 ieee_extended_intel_128_format, ibm_extended_format,
6499 mips_extended_format, ieee_quad_format, mips_quad_format,
6500 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
6501 i370_double_format, c4x_single_format, c4x_extended_format,
6502 real_internal_format): Update initializers for new field.
6503 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
6504 real_format structure.
6505 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
6506 field of the real_format structure.
6508 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6510 Fix PR tree-optimization/20458
6512 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
6513 DECL_EXTERNAL on STRUCT_FIELD tags.
6514 (clear_call_clobbered): Ditto.
6515 * tree-ssa-operands.c (note_addressable): Make sure the original
6516 variable doesn't slip into the addressable list if we have
6518 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6521 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6523 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
6524 (-fwide-exec-charset): Likewise.
6525 (-finput-charset): Likewise.
6526 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
6527 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
6528 * c.opt (Wnormalized): New.
6530 2005-03-14 Devang Patel <dpatel@apple.com>
6532 * doc/invoke.texi: Add reference to Visibility document.
6534 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6536 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
6537 MASK_SPLIT_ADDRESSES.
6538 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6539 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
6540 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
6541 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
6542 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
6543 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
6544 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
6545 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
6546 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
6547 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
6548 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
6549 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
6550 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
6551 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
6552 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
6553 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
6554 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
6555 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
6556 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
6557 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
6558 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
6559 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
6560 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
6561 (TARGET_EXPLICIT_RELOCS): Delete.
6562 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
6563 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
6564 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6565 (override_options): Set MASK_LONG64 if -mint64 is given and no
6566 -mlongXX option is. Complain about -mint64 -mlong32.
6567 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
6568 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
6569 * config/mips/mips.opt: New file.
6571 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6573 * config.gcc (extra_options): New variable for listing option files.
6574 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
6575 * configure.ac (extra_opt_files): New AC_SUBST variable.
6576 (tm_file_list, tm_include_list): Include options.h first.
6577 * configure: Regenerate.
6578 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
6579 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
6580 (s-options-h): New rule.
6581 (options.h): Depend on it.
6582 (TEXI_GCCINT_FILES): Add options.texi.
6583 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
6584 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
6585 * target.h (gcc_target): Add default_target_flags and handle_option.
6586 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
6587 (TARGET_HANDLE_OPTION): New macros.
6588 (TARGET_INITIALIZER): Include them.
6589 * opt-functions.awk (opt_args, nth_arg): New functions.
6590 (switch_flags): Handle the "Target" flag.
6592 (var_name): Use opt_args and nth_arg.
6593 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
6594 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
6595 macros for the "Mask" and "InverseMask" options.
6596 * opts.h (cl_var_cond): New enum.
6597 (cl_option): Replace the "has_set_value" and "set_value" fields with
6598 "var_cond" and "var_value".
6599 (CL_TARGET): New macro.
6600 (option_enabled, print_filtered_help): Declare.
6601 (decode_options): Move definition.
6602 * opts.c (handle_option): Search for the original option before
6603 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
6604 var_cond and var_value fields. Use targetm.handle_option to handle
6606 (decode_options): Set target_flags to targetm.default_target_flags.
6607 (print_filtered_help): Make global. Handle CL_TARGET.
6608 (option_enabled): New function.
6609 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
6610 (display_target_options, set_target_switch, print_switch_values)
6611 (default_pch_valid_p): Guard uses of target_switches with
6612 #ifdef TARGET_SWITCHES. Also...
6613 (display_target_options): Display the CL_TARGET entries in cl_options.
6614 (set_target_option): Don't complain about the "" option when
6615 TARGET_SWITCHES is undefined.
6616 (print_switch_values): Use option_enabled.
6617 (default_pch_valid_p): Check cl_options[] when looking for something
6618 that has changed the value of target_flags.
6619 * c.opt: Remove documentation from top of file.
6620 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
6621 * doc/sourecebuild.texi: Refer to the new options documentation
6622 instead of c.opt. Document machine-specific .opt files.
6623 * doc/tm.texi (target_flags): Say that this variable is declared
6625 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6626 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6628 * doc/options.texi: New file.
6630 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6633 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
6636 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6639 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
6640 temporary variable of pointer type if an lvalues is required.
6641 (gimplify_modify_expr_rhs): Request an rvalue from it.
6642 (gimplify_expr): Pass fallback on.
6644 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6646 * cfgbuild.c: Update comments.
6648 2005-03-14 Roger Sayle <roger@eyesopen.com>
6650 PR rtl-optimization/17236
6651 * optabs.c (expand_doubleword_mult): New helper function split out
6652 from expand_binop. Permute the order in which instructions are
6653 emitted to minimize the number of simultaneously live registers.
6654 (expand_binop): Call expand_doubleword_mult to synthesize a double
6655 word multiplication.
6657 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6659 * basic-block.h: Update the prototypes of cached_make_edge and
6661 * cfg.c (cached_make_edge): Take edge_cache representing one
6662 row of the adjacency matrix of edges.
6663 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
6664 (make_edges): Initialize edge_cache to represent one row of
6665 the adjacency matrix of edges.
6667 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6669 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
6671 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
6672 Remove unused removed_phis variable.
6673 (conditional_replacement): Use build1/build2.
6674 (abs_replacement): Use last_and_only_stmt and build1/build2.
6676 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6678 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
6679 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
6680 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
6681 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
6682 * c-common.c (handle_novops_attribute): New function.
6683 (c_common_attribute_table): Add "no vops" entry.
6684 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
6685 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
6686 * tree-ssa-operands.c (get_call_expr_operands): Do not
6687 create virtual operands for calls with ECF_NOVOPS flag.
6688 * tree.h (DECL_IS_NOVOPS): New macro.
6689 (struct tree_decl): Add novops_flag.
6690 (ECF_NOVOPS): New constant.
6692 2005-03-14 Uros Bizjak <uros@kss-loka.si>
6695 * config/i386/i386.c (x86_use_himode_fiop): New.
6696 (x86_use_simode_fiop): Rename from x86_use_fiop.
6697 * config/i386/i386.h (x86_use_himode_fiop): Declare.
6698 (TARGET_USE_HIMODE_FIOP): New.
6699 (x86_use_simode_fiop): Rename from x86_use_fiop.
6700 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
6702 * config/i386/i386.md (X87MODEI12): New mode macro define.
6703 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
6704 to implement x87 FP compare with HImode input operands.
6705 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
6706 Use X87MODEI12 mode macro to handle HImode input operands.
6707 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
6708 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
6709 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
6710 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
6711 macro to implement x87 operators with HImode input operands.
6712 (fop splitters): Use X87MODEI12 mode macro to handle HImode
6715 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6717 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
6719 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
6720 constants invariant.
6722 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6724 * basic-block.h (BB_VISITED): Removed.
6725 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
6727 2005-03-14 Falk Hueffner <falk@debian.org>
6730 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
6732 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6734 * ggc-zone.c: Fix comment typos.
6736 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
6737 stringpool.c, config/mips/mips-protos.h: Update copyright.
6739 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6741 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
6742 throughout with its typedef, "rtx".
6743 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
6744 (rs6000_tls_symbol_ref_1): Remove inline keyword.
6745 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
6746 regs in comment to match code.
6748 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6750 * except.c (check_handled): Make it static.
6751 * except.h: Remove the corresponding prototype.
6753 * function.c (get_func_frame_size): Make it static.
6754 * function.h: Remove the corresponding type.
6756 * regclass.c (reg_class_superclasses, reg_class_subclasses):
6758 * hard-reg-set.h: Remove the corresponding declarations.
6760 * tree-cfg.c (verify_stmts): Check that
6761 bb_for_stmt (stmt) == bb for every PHI node and statement.
6763 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6765 * config.gcc: Remove excess indentation.
6766 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
6768 2005-03-13 Roger Sayle <roger@eyesopen.com>
6771 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
6772 * fold-const.c (fold_sign_changed_comparison): Likewise.
6773 (fold_binary): Optimize comparisons against widened operands if
6774 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
6776 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6778 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
6779 (sparc_override_options): Initialize it.
6780 (sparc_struct_value_rtx): Set it on the MEM to be returned.
6782 2005-03-13 David Edelsohn <edelsohn@gnu.org>
6784 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
6785 (reg_or_none500mem_operand): New predicate.
6786 (zero_reg_mem_operand): New predicate.
6787 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
6788 to reg_or_none500mem_operand.
6789 (extendsfdf2_fpr): Add MEM alternative.
6790 (extenddftf2_internal): Change operand2 predicate to
6791 zero_reg_mem_operand.
6793 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6795 * ggc-zone.c: Rewritten.
6797 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
6799 * configure.ac: Define GGC_ZONE for --with-gc=zone.
6800 * config.in: Regenerated.
6801 * configure: Regenerated.
6802 * gengtype.c (write_types_process_field, write_func_for_structure):
6803 Pass new argument to gt_pch_note_object.
6804 * ggc-common.c (struct ptr_data): Add TYPE.
6805 (gt_pch_note_object): Take TYPE argument and save it.
6806 (call_count): Update call to ggc_pch_count_object.
6807 (call_alloc): Update call to ggc_pch_alloc_object.
6808 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
6810 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
6811 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
6812 (ggc_alloc_zone_stat): Delete.
6813 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
6814 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
6815 (ggc_pch_alloc_object): Update prototypes.
6816 (garbage_zone): Delete.
6817 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
6818 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
6820 (tree_id_zone): New variable.
6821 (ggc_alloc_cleared_zone): Remove unused.
6822 (ggc_alloc_zone): Define.
6823 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
6824 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
6825 ggc_alloc_zone_stat.
6826 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
6827 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
6828 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
6829 (make_node_stat): Likewise. Use tree_id_zone.
6831 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6832 Joseph S. Myers <joseph@codesourcery.com>
6834 * configure.ac: Check for MIPS TLS.
6835 * configure: Regenerated.
6836 * config/mips/mips-protos.h (enum mips_symbol_type): Add
6837 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
6838 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
6839 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
6840 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
6841 (mips_classify_symbol, mips_symbolic_constant_p)
6842 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
6843 (mips_tls_operand_p, mips_call_tls_get_addr)
6844 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
6845 (mips_tls_symbol_ref_1): New functions.
6846 (mips_legitimize_address, mips_legitimize_const_move): Call
6847 mips_legitimize_tls_address.
6848 (override_options): Handle V1_REG and TLS symbols. Disable TLS
6850 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
6851 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
6852 (mips_char_to_class): Document V1_REG.
6853 (HAVE_AS_TLS): Provide default.
6854 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
6856 (load_got<mode>): Renamed from *load_got<mode>. Allow when
6858 (tls_get_tp_<mode>): New instruction.
6860 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6862 * configure.ac: Update checks for target tools.
6863 * configure: Regenerated.
6865 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6867 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
6869 2005-03-13 Roger Sayle <roger@eyesopen.com>
6871 * expmed.c (expand_mult): Use synthetic multiplication sequences for
6872 more classes of DImode multiplication by constant. Allow both
6873 multiplication by small negative constants (by performing a
6874 multiplication by a positive constant and negating the result) and
6875 multiplications by large powers of two, by using a left shift.
6877 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6879 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
6880 of basic blocks into work_stack.
6882 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
6883 config/mips/vr.h: Update copyright.
6885 * c-decl.c (c_init_decl_processing): Remove useless calls to
6886 build_function_type.
6888 * builtins.c (fold_trunc_transparent_mathfn,
6889 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
6890 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6891 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
6892 fold_builtin_strcpy, fold_builtin_strncpy,
6893 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
6896 * builtins.c (expand_builtin_mathfn_3): Remove local variable
6899 * lambda-code.c (lambda_compute_auxillary_space): Remove local
6900 variable determinant.
6902 * tree-cfg.c (group_case_labels): Remove local variable type.
6904 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
6907 * tree-ssa-phiopt.c (value_replacement): Remove local variable
6910 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
6913 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
6914 (*movmemqi_insn): Delete.
6915 (*movmemhi): Delete.
6917 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6919 * builtins.c (fold_builtin_classify): Take decomposed
6920 arguments of CALL_EXPR.
6921 (fold_builtin_1): Update a call to fold_builtin_classify.
6923 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
6926 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
6927 through into call to parser_xref_tag after parse error.
6928 (c_parser_struct_declaration): Consistently return NULL_TREE on
6931 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
6933 * tree-flow-inline.h (ref_contains_array_ref): New function.
6934 (lookup_subvars_for_var): Ditto.
6935 (get_subvars_for_var): Ditto.
6936 (var_can_have_subvars): Ditto.
6938 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
6939 (struct subvar): New type.
6941 * tree-dfa.c (okay_component_ref_for_subvars): New function.
6943 * tree-optimize.c (init_tree_optimization_passes): Call
6944 pass_create_structure_vars.
6946 * tree-ssa-alias.c: Include vec.h.
6947 (init_alias_info): Don't auto-clear call clobbered on struct-field
6949 (compute_flow_insensitive_aliasing): Handle subvars.
6950 (group_aliases): Handle STRUCT_FIELD aliases.
6951 (setup_pointers_and_addressables): Ditto.
6952 Don't mark variables non-addressable if they still have
6953 addressable subvars.
6954 Also mark subvars addressable when the real variable is marked
6956 (add_pointed_to_var): Try to prune the pointed-to set by only
6957 pointing to subvars when possible.
6958 Otherwise, make sure we set addresses_needed and pt_vars to
6959 properly include subvars.
6960 (bitpos_of_field): New function.
6961 (push_fields_onto_fieldstack): Ditto.
6962 (get_or_create_used_part_for): Ditto.
6963 (create_overlap_variables_for): Ditto.
6964 (find_used_portions): Ditto.
6965 (create_structure_vars): Ditto.
6966 (pass_create_structure_vars): New structure.
6968 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
6969 (get_expr_operands): Handle subvars. Also try to turn
6970 COMPONENT_REF accesses into must-defs now that we can accurately
6972 (note_addressable): Try to only mark as addressable those subvars
6973 we know a COMPONENT_REF touches.
6974 (overlap_subvar): New function.
6976 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
6977 Handle subvar storing.
6978 (vect_address_analysis): Update caller of vect_object_analysis.
6980 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
6982 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
6983 (STMT_VINFO_SUBVARS): New macro.
6985 * common.opts: add flag_tree_salias.
6987 * opts.c (decode_options): flag_tree_salias defaults to on.
6989 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
6991 * doc/tree-ssa.texi: Document structural alias analysis.
6993 2005-03-12 Steven Bosscher <stevenb@suse.de>
6995 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
6996 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
6997 * tree-ssa-operands.c (get_expr_operands): Likewise.
6998 (get_expr_operands): Likewise for ERROR_MARK.
7000 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7002 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
7005 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
7008 * tree-ssa-pre.c (compute_avail): Remove local variable val.
7009 (mark_operand_necessary): Remove local variable ver.
7011 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
7012 variable prefix_len.
7014 * value-prof.c (mod_subtract_transform): Remove local variable
7017 * builtins.c (fold_builtin_exponent): Take decomposed
7018 arguments of CALL_EXPR.
7019 (fold_builtin_1): Update a call to fold_builtin_exponent.
7021 * builtins.c (fold_builtin_logarithm): Take decomposed
7022 arguments of CALL_EXPR.
7023 (fold_builtin_1): Update a call to fold_builtin_logarithm.
7025 * c-decl.c (c_init_decl_processing): Remove local variables
7026 ptr_ftype_void and ptr_ftype_ptr.
7028 * gimplify.c (gimplify_expr): Remove local variables r0 and
7031 * reg-stack.c (move_for_stack_reg): Remove local variable
7033 (compare_for_stack_reg): Remove local variable flags_user.
7034 (convert_regs_1): Remove local variable deleted.
7036 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
7038 (combine_blocks): Remove local variables exits and new_e.
7040 * tree-inline.c (expand_call_inline): Remove local variable
7043 * tree-ssa-live.c (create_ssa_var_map,
7044 calculate_live_on_entry): Remove local variable snn.
7046 2005-03-12 Geoffrey Keating <geoffk@apple.com>
7048 * c-lex.c (c_lex_with_flags): Add parameter to call to
7051 2005-03-11 Per Bothner <per@bothner.com>
7053 * c-tree.h (struct c_declarator): New id_loc field.
7054 * c-pragma.h (c_lex_with_flags): Take position reference.
7055 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
7056 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
7057 (c_lex): Pass dummy location to c_lex_with_flags.
7058 * c-parser.c (c_lex_one_token): Set c_token's location using
7059 c_lex_with_flags, instead of input_location, which might be "ahead".
7060 (c_parser_direct_declarator): Set declarator's id_loc from
7062 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
7063 declarator's id_loc, rather than probably-imprecise input_location.
7064 (build_id_declarator): Initialize c_declarator's id_loc field.
7066 2005-03-11 Roger Sayle <roger@eyesopen.com>
7069 * builtins.c (expand_builtin_signbit): Force the signbit's word
7070 into an integer register to avoid SUBREGs of floating point modes.
7072 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7074 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
7075 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
7076 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
7077 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
7079 2005-03-11 David Edelsohn <edelsohn@gnu.org>
7081 PR rtl-optimization/20306
7082 * expr.c (emit_move_complex): Set try_int false if mode is
7083 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
7084 emit_block_move if try_int is true.
7086 2005-03-11 Richard Henderson <rth@redhat.com>
7089 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
7090 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
7093 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7095 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
7096 (TARGET_FIX_VR4130): New macro.
7097 (TARGET_OPTIONS): Add -mfix-vr4130.
7098 (ISA_HAS_MACCHI): New macro.
7099 (ASM_SPEC): Add -mfix-vr4130.
7100 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
7101 (override_options): Handle mips_fix_vr4130_string.
7102 (mips_avoid_hazards): Clear all_noreorder_p
7103 if we're working around VR4130 errata and the macc alternatives
7105 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
7106 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
7107 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
7108 (MULTILIB_DEFAULTS): Remove leading "march=".
7109 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
7110 if no architecture option is given.
7111 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
7113 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
7114 * doc/invoke.texi: Document -mfix-vr4130.
7116 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7118 * config/mips/mips.c (override_options): Only warn about -mint64
7119 deprecation if TARGET_INT64.
7121 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7123 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
7124 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
7125 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
7126 are non-specific regarding the nonnull parameter positions.
7127 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
7128 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
7129 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
7130 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
7132 * builtins.def: Use the non-specific "nonnull" attibute lists.
7134 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7136 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7137 single_pred_edge, single_succ, single_pred): Improve comments.
7139 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7141 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7142 single_pred_edge, single_succ, single_pred): New inline functions.
7143 * bb-reorder.c (rotate_loop, find_traces_1_round,
7144 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
7145 duplicate_computed_gotos): Use the single_succ/pred functions.
7146 * cfganal.c (forwarder_block_p): Ditto.
7147 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
7148 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
7149 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
7150 merge_seq_blocks): Ditto.
7151 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
7152 * cfglayout.c (fixup_reorder_chain): Ditto.
7153 * cfgloop.c (mark_single_exit_loops, update_latch_info,
7154 canonicalize_loop_headers, verify_loop_structure): Ditto.
7155 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
7156 mfb_update_loops, create_preheader, force_single_succ_latches,
7157 create_loop_notes): Ditto.
7158 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
7159 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
7160 commit_one_edge_insertion, purge_dead_edges,
7161 cfg_layout_can_merge_blocks_p): Ditto.
7162 * except.c (sjlj_emit_function_enter): Ditto.
7163 * flow.c (init_propagate_block_info): Ditto.
7164 * function.c (thread_prologue_and_epilogue_insns): Ditto.
7165 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
7166 insert_insn_end_bb): Ditto.
7167 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
7168 find_if_case_2): Ditto.
7169 * lambda-code.c (perfect_nestify): Ditto.
7170 * lcm.c (optimize_mode_switching): Ditto.
7171 * loop-doloop.c (doloop_modify): Ditto.
7172 * loop-init.c (loop_optimizer_init): Ditto.
7173 * loop-iv.c (simplify_using_initial_values): Ditto.
7174 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7175 * loop-unswitch.c (unswitch_loop): Ditto.
7176 * modulo-sched.c (generate_prolog_epilog): Ditto.
7177 * predict.c (combine_predictions_for_insn, estimate_probability,
7178 tree_estimate_probability, last_basic_block_p,
7179 estimate_bb_frequencies): Ditto.
7180 * profile.c (branch_prob): Ditto.
7181 * regrename.c (copyprop_hardreg_forward): Ditto.
7182 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
7183 * tracer.c (layout_superblocks): Ditto.
7184 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
7185 cfg_remove_useless_stmts_bb, cleanup_control_flow,
7186 cleanup_control_expr_graph, disband_implicit_edges,
7187 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
7188 tree_verify_flow_info, tree_make_forwarder_block,
7189 tree_forwarder_block_p, remove_forwarder_block,
7190 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
7191 * tree-if-conv.c (tree_if_conversion): Ditto.
7192 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7193 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
7194 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
7195 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
7196 copy_loop_headers): Ditto.
7197 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
7198 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
7199 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
7200 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
7201 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
7202 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
7203 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
7204 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
7205 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
7206 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
7207 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
7208 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
7209 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7210 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
7211 slpeel_add_loop_guard): Ditto.
7213 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
7215 PR tree-optimization/15784
7216 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7219 * stmt.c (expand_case): Don't change index_type. Convert minval
7222 PR tree-optimization/20130
7223 * fold-const.c (fold): Fold x * -1 into -x.
7225 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
7227 PR rtl-optimization/20331
7228 * rtlanal.c (modified_between_p): Check its address first for MEM.
7229 (modified_in_p): Likewise.
7231 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
7233 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
7235 2005-03-10 Steven Bosscher <stevenb@suse.de>
7237 * expr.c (expand_expr_real_1): If possible, use a conditional
7238 move for expanding MIN_EXPR and MAX_EXPR.
7239 Use temp for moving around rtx-en.
7241 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
7244 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
7247 2005-03-10 Roger Sayle <roger@eyesopen.com>
7249 * builtins.c (expand_builtin_signbit): Extend to handle floating
7250 point modes wider than the largest integer type, using the
7251 operand_subword_force function to obtain the signbit's word.
7253 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7256 * combine.c (try_combine): If recog_for_combine added CLOBBERs
7257 to NEWI2PAT, fail to combine if they are used by NEWPAT.
7259 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
7261 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
7263 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
7265 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
7267 (perform_edge_inserts): Unconditionally call
7268 free_dominator_info.
7270 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
7272 2005-03-10 Bob Wilson <bob.wilson@acm.org>
7274 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
7276 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
7278 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
7280 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
7282 (rtl_register_value_prof_hooks,
7283 tree_value_profile_transformations,
7284 tree_register_value_prof_hooks): Likewise.
7285 * var-tracking.c (stack_adjust_offset_pre_post,
7286 variable_htab_free, variable_union, dataflow_set_different_2,
7287 count_uses, variable_was_changed, set_frame_base_location,
7288 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
7289 vt_add_function_parameters): Likewise.
7290 * varasm.c (named_section_real, named_section, make_decl_rtl,
7291 asm_emit_uninitialised, assemble_integer, decode_addr_const,
7292 const_hash_1, compare_constant, copy_constant, force_const_mem,
7293 output_constant_pool_2, output_constant_pool_1, output_constant,
7294 output_constructor, make_decl_one_only, decl_tls_model,
7295 default_no_named_section, default_elf_select_section_1,
7296 default_unique_section_1): Likewise.
7297 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
7298 * vmsdbgout.c (addr_const_to_string): Likewise.
7301 * function.c (struct assign_parm_data_one): Remove last_named
7303 (assign_parm_find_data_types): Don't determine last_named.
7304 Reorder named_parm determination.
7305 (assign_parms): Only setup varargs on the last non-varadic
7308 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
7310 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
7311 sda base address on medium model.
7313 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
7315 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
7316 * cfgloop.c (flow_loop_nodes_find): Export.
7317 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
7319 * cfgloopmanip.c (fix_loop_structure): New function.
7320 * predict.c (predict_loops): Clean up the loops information.
7321 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
7322 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
7324 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
7325 (rewrite_into_loop_closed_ssa): Declaration changed.
7326 * tree-loop-linear.c (linear_transform_loops): Add argument to
7327 rewrite_into_loop_closed_ssa call.
7328 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7329 * tree-ssa-loop-im.c (move_computations): Ditto.
7330 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
7331 * tree-vectorizer.c (vectorize_loops): Ditto.
7332 * tree-optimize.c: Include cfgloop.h.
7333 (execute_todo): Choose whether to call cleanup_tree_cfg or
7334 cleanup_tree_cfg_loop.
7335 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
7336 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
7337 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
7338 cleanup_tree_cfg_loop call.
7339 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
7340 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
7341 work on part of cfg.
7343 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7346 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
7347 with multiple alternatives.
7349 * stmt.c (parse_output_constraint): Fix a typo.
7351 2005-03-09 Bob Wilson <bob.wilson@acm.org>
7353 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
7354 assembly directive instead of deprecated "no-generics".
7356 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
7358 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7359 for non-offsettable memory references to cope with outstanding reload
7361 * config/s390/s390.md ("reload_outti"): Call find_replacement to
7362 avoid losing outstanding address reloads.
7363 ("reload_outdi", "reload_outdf"): Likewise.
7365 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7367 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
7368 code. Add more cbrt transformations.
7370 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7372 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
7374 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7376 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
7377 NULL_TREE when a given tree is not simplified.
7378 (fold): Return the original tree when any of the functions
7379 mentioned above NULL_TREE.
7381 * fold-const.c (fold_unary, fold_binary): Take decomposed
7382 arguments, code, type, op0, and op1 in case of fold_binary.
7383 (fold): Update calls to fold_unary and fold_binary.
7385 2005-03-09 Roger Sayle <roger@eyesopen.com>
7387 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
7388 a fndecl and an arglist instead of a CALL_EXPR, exp.
7390 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7392 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
7394 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7396 * expr.c (expand_assignment): Remove orig_to_rtx.
7398 * fold-const.c (int_const_binop): Remove no_overflow.
7400 * ifcvt.c (noce_emit_move_insn): Remove inmode.
7402 * loop-iv.c (get_biv_step_1): Remove lhs.
7404 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
7406 * real.c (real_nan): Remove neg.
7408 * function.c (thread_prologue_and_epilogue_insns): Remove i
7411 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
7414 * tree-eh.c (tree_could_trap_p): Remove idx.
7416 * tree-into-ssa.c (ann): Remove ann.
7418 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
7420 * tree-sra.c (decide_block_copy): Remove inst_count.
7422 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
7424 * tree-ssa-loop-im.c (lhs): Remove.
7426 * cfgbuild.c (state, STATE, SET_STATE,
7427 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
7429 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
7430 (find_basic_blocks): Set the state of each basic block to
7433 2005-03-08 Jeff Law <law@redhat.com>
7435 * tree-cfg.c (cleanup_control_flow): If removal of a computed
7436 goto results in the removal of edges in the CFG, then we need
7437 to recompute dominators.
7439 2005-03-09 Ben Elliston <bje@au.ibm.com>
7441 * c-common.c (c_do_switch_warnings): Comment fix.
7443 2005-03-08 Julian Brown <julian@codesourcery.com>
7445 * Patch from 2005-03-08 reverted for causing regressions and
7446 ppc-darwin bootstrap failure.
7448 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
7450 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
7451 Define the real function for ppc-darwin.
7452 * c-typeck.c (convert_arguments): Check for target-specific
7453 invalid argument call to unprototyped function.
7454 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7456 * target.h (invalid_arg_for_unprototyped_fn): New field
7458 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
7459 default target hook.
7460 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
7463 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7465 * c-typeck.c (constructor_stack, constructor_range_stack,
7466 initializer_stack): Make them static.
7468 * cfg.c (rbi_pool): Make it static.
7470 * gimple-low.c (lower_stmt_body): Make it static.
7471 * tree-flow.h: Remove the corresponding prototype. Don't
7474 * sched-deps.c (cache_size): Make it static.
7476 * stor-layout.c (lang_adjust_rli): Make it static.
7478 2005-03-08 Julian Brown <julian@codesourcery.com>
7480 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7481 from being used for symbols with vague linkage when
7482 HAVE_GAS_COMDAT_GROUP is true.
7484 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
7486 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
7487 nlabel == JUMP_LABEL (jump).
7489 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7491 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
7492 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
7493 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
7494 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
7496 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
7499 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
7500 * c-common.c (handle_returns_twice): New function.
7501 (c_common_attribute_table): Declare eturns_twice' attribute.
7502 * doc/extend.texi: Document eturns_twice' attribute.
7503 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
7504 (struct tree_decl): Add returns_twice_flag.
7506 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7508 * tree-ssa-phiopt.c: Fix a comment typo.
7510 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
7511 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
7512 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
7515 2005-03-08 Richard Henderson <rth@redhat.com>
7517 * config/alpha/alpha.c (code_for_builtin): Replace special-case
7518 builtin codes with ctzdi2, clzdi2, popcountdi2.
7519 (struct alpha_builtin_def): Add is_const.
7520 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
7521 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
7522 (alpha_init_builtins): Init them. Set nothrow and const attributes
7524 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
7525 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
7526 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
7527 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
7528 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
7529 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
7530 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
7531 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
7532 (TARGET_FOLD_BUILTIN): New.
7533 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
7534 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
7536 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7538 2005-03-08 Ira Rosen <irar@il.ibm.com>
7540 PR tree-optimization/20122
7541 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7542 condition of access function instead of base.
7544 2005-03-07 Jeff Law <law@redhat.com>
7545 Steven Bosscher <stevenb@suse.de>
7547 * tree-cfg.c (find_taken_edge_computed_goto): New function.
7548 (find_taken_edge): Call find_taken_edge_computed_goto as
7549 appropriate. Allow any gimple invariant rather than just
7550 INTEGER_CST for VAL.
7551 (cleanup_control_flow): Cleanup a computed goto which has turned
7553 (tree_merge_blocks): If block B has any forced labels, move
7554 them to the start of block A.
7555 * tree-ssa-dom.c (thread_across_edge): Allow threading across
7556 computed gotos as well.
7557 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
7558 removal of unnecessary computed gotos too.
7559 (lookup_redirection_data): Fix type of INSERT argument. Callers
7562 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7564 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7565 Remove trailing spaces.
7567 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
7568 unshare_all_trees): Make them static.
7569 * tree-gimple.h: Remove the corresponding prototypes.
7571 * diagnostic.h: Remove unused prototype
7572 debug_output_buffer.
7573 * modulo-sched.c: Remove unused prototype
7574 set_row_column_for_ps.
7576 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7577 replace_phi_edge_with_variable): Remove unused variable i.
7579 2005-03-07 Per Bothner <per@bothner.com>
7581 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7583 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7586 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
7587 bbs on the COND_EXPR instead of the PHI_NODEs.
7588 (candidate_bb_for_phi_optimization): Remove.
7589 (replace_phi_with_stmt): Rename to ...
7590 (replace_phi_edge_with_variable): this and change so that we
7591 replace the phi argument instead of removing the PHI.
7592 (conditional_replacement): Change so we deal with PHI with more
7594 (value_replacement): Likewise.
7595 (abs_replacement): Likewise.
7597 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7599 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7600 output_e500_flip_gt_bit.
7602 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7604 (rs6000_generate_compare): Fix logic to look at the correct bits.
7605 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
7607 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
7608 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
7609 gen_move_from_CR_gt_bit.
7611 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
7612 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
7613 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
7615 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7616 (E500_CR_IOR_COMPARE): New constant.
7618 2005-03-08 Earl Chew <earl_chew@agilent.com>
7619 David Billinghurst <David.Billinghurst@riotinto.com>
7621 * config/i386/host-cygwin.c: New file to support precompiled
7623 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7624 * config.host: Use above files for cygwin host.
7626 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7628 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7629 ordering ops from earlier change.
7631 2005-03-07 Per Bothner <per@bothner.com>
7633 Various fixes to allow us to again build if --enable-mapped-location:
7634 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
7635 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
7636 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
7637 local variable loc. Change logic appropriately.
7638 * tree-vect-transform.c (vect_finish_stmt_generation): Use
7639 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
7640 * c-parser.c (c_parser_for_statement): Initialize loc variable.
7641 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
7642 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
7644 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
7646 PR rtl-optimization/19683
7647 * reload1.c (choose_reload_regs): Pass the number of bits, not the
7648 number of bytes, to smallest_int_for_mode. Fix arguments to
7649 REG_CANNOT_CHANGE_MODE_P.
7651 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7653 * reorg.c (relax_delay_slots): Check that the jump is
7654 conditional before trying to invert it.
7656 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7658 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
7661 * calls (stack_arg_under_construction): Make it static.
7663 * flow.c (regs_live_at_setjmp): Make it static.
7664 * flow.h: Remove the corresponding prototype.
7666 * reload1.c (reload_startobj, reload_firstobj,
7667 something_needs_operands_changed, reload_inherited,
7668 reload_inheritance_insn, reload_override_in,
7669 reload_spill_index): Make them static.
7671 * recog.c (verify_changes): Make it static.
7672 * recog.h: Remove the corresponding prototype.
7674 * cfgbuild.c (find_sub_basic_blocks): Remove.
7675 * basic-block.h: Remove the corresponding prototype.
7676 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
7678 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
7680 * tree-ssa-operands.c (check_build_stmt): Remove.
7682 * stor-layout.c (set_alignment): Remove.
7683 * tree.h: Remove the corresponding prototype.
7685 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
7687 * tree-ssa-dce.c (control_dependence_map,
7688 visited_control_parents): Make them static.
7690 * cfghooks.c (verify_flow_info): Remove local variable
7693 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
7696 * loop-unswitch.c (unswitch_loop): Remove local variable src.
7698 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
7700 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
7702 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
7704 * config/ia64/hpux.h (LINK_SPEC): Add -z.
7705 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
7706 PARALLEL for an empty structure.
7708 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7710 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
7712 * fold-const.c (fold_binary): Unroll the very first "for"
7715 2005-03-06 David Edelsohn <edelsohn@gnu.org>
7717 * config/rs6000/predicates.md (branch_comparison_operator): Remove
7718 redundant match_code test.
7719 (scc_comparison_operator): Swap match_operand and match_code
7721 (branch_positive_comparison_operator): Same.
7722 (trap_comparison_operator): Use comparison_operator and swap with
7725 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
7728 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
7729 (out_movhi_r_mr): Read low byte of volatile MEM first.
7730 (out_movhi_mr_r): Write high byte of volatile MEM first.
7732 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7734 * cselib.c (reg_values, reg_values_size): Make them static.
7736 * cse.c (cse_reg_info_table): Make it static.
7738 * fold-const.c (fold_unary): Use build1 instead of copy_node.
7740 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
7742 * cse.c (find_best_addr): Use canon_for_address.
7744 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7746 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
7747 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
7748 SUBREG and MEM, respectively.
7750 * fold-const.c (fold_binary): Use code instead of t.
7752 * fold-const.c (optimize_minmax_comparison): Take decomposed
7753 arguments code, type, op0, and op1 instead of t.
7754 (fold_binary): Update a call to optimize_minmax_comparison.
7756 * fold-const.c (fold_range_test): Take decomposed arguments
7757 code, type, op0, and op1 instead of t.
7758 (fold_binary): Update a call to fold_range_test.
7760 * fold-const.c (fold_binary_op_with_conditional_arg): Take
7761 decomposed arguments code, type, op0, and op1 instead of t.
7762 (fold_binary): Update a call to fold_range_test.
7764 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7766 * fold-const.c (fold_binary): Avoid directly using the original
7767 expression t as much as possible.
7769 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7771 * c-semantics.c (build_stmt): Use TYPE_P instead of
7772 IS_NON_TYPE_CODE_CLASS.
7773 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
7774 (NON_TYPE_CHECK): Use TYPE_P instead of
7775 IS_NON_TYPE_CODE_CLASS.
7777 * fold-const.c (fold): Remove handling of binary expressions.
7779 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
7781 * doc/c-tree.texi: Wrap comments in @r{}.
7782 * doc/cpp.texi: Likewise.
7783 * doc/cppinternals.texi: Likewise.
7784 * doc/extend.texi: Likewise.
7785 * doc/md.texi: Likewise.
7786 * doc/objc.texi: Likewise.
7787 * doc/sourcebuild.texi: Likewise.
7788 * doc/tm.texi: Likewise.
7791 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7793 * predict.c (apply_return_prediction): Standardize PHI chain
7795 * tree-ssa.c (ssa_redirect_edge): Likewise.
7797 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
7798 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
7801 * tree-phinodes.c (remove_phi_node): Drop the last argument.
7802 * tree-flow.h: Adjust the prototype for remove_phi_node.
7803 * lambda-code.c (perfect_nestify): Adjust a call to
7806 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7807 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
7809 * tree-ssa-dce.c (remove_dead_phis): Likewise.
7810 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
7811 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
7812 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
7814 * combine.c (simplify_and_const_int): Use gen_int_mode instead
7815 of GEN_INT (trunc_int_for_mode (...)).
7816 * loop-iv.c (iv_number_of_iterations): Likewise.
7817 * postreload.c (reload_cse_move2add): Likewise.
7818 * simplify-rtx.c (simplify_const_unary_operation,
7819 simplify_const_binary_operation): Likewise.
7820 * stor-layout.c (get_mode_bounds): Likewise.
7822 * fold-const.c (fold_binary): New.
7823 (fold): Call fold_binary on binary expressions.
7825 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
7827 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
7828 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
7829 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
7830 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
7831 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
7833 2005-03-04 Devang Patel <dpatel@apple.com>
7835 PR tree-optimization/18815
7836 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7837 loops with zero exit edges.
7839 2005-03-04 Devang Patel <dpatel@apple.com>
7841 * doc/invoke.texi: Remove reference to webpage that does not exist.
7843 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
7844 Joseph S. Myers <joseph@codesourcery.com>
7847 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
7848 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
7849 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
7850 * pa.c (get_plabel): Change argument to symbol_ref. Call
7851 maybe_get_identifier instead of get_identifier.
7852 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
7853 (struct deferred_plabel): Replace name field with symbol field.
7854 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
7855 ASM_OUTPUT_EXTERNAL_REAL is defined.
7856 (output_global_address): Use output_addr_const for output of all
7858 (output_deferred_plabels): Use symbol_ref instead of name for address
7860 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
7861 ASM_OUTPUT_SYMBOL_REF): New macros.
7862 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
7864 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
7867 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
7869 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
7870 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
7872 2005-03-04 Jeff Law <law@redhat.com>
7874 * basic-block.h (rediscover_loops_after_threading): Declare.
7875 * tree-ssa-dom.c: Include cfgloop.h.
7876 (tree_ssa_dominator_optimize): Discover loops and some basic
7877 properties. Remove forwarder blocks recreated by loop header
7878 canonicalization. Also mark backedges in the CFG.
7879 * tree-ssa-threadupdate.c: Include cfgloop.h
7880 (rediscover_loops_after_threading): Define.
7881 (struct local_info): New field, JUMP_THREADED.
7882 (prune_undesirable_thread_requests): New function.
7883 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
7884 then record that fact for the callers of redirct_edges.
7885 (thread_block): If BB has incoming backedges, then call
7886 prune_undesirable_thraed_requests. Note when we are
7887 going to have to rediscover loop information. Return a
7888 boolean indicating if any jumps were threaded.
7889 (thread_through_all_blocks): Bubble up boolean indicating
7890 if any jumps were threaded.
7891 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
7892 (tree-ssa-threadupdate.o): Similarly.
7894 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7896 * fold-const.c (fold_ternary): Unroll the "for" loop to
7899 2005-03-04 Andrew Haley <aph@redhat.com>
7901 * unwind-dw2-fde-glibc.c (struct
7902 unw_eh_callback_data.check_cache): New field.
7903 (frame_hdr_cache): New.
7904 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
7905 Cache frame header info.
7907 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
7909 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
7910 (print_c_condition): Declare.
7911 * read-rtl.c (ptr_loc): New structure.
7912 (ptr_locs, ptr_loc_obstack, joined_conditions)
7913 (joined_conditions_obstack): New variables.
7914 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
7915 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
7916 (join_c_conditions, print_c_condition): New functions.
7917 (apply_macro_to_string): Associate the new string with the same
7918 source location as the old one.
7919 (add_condition_to_string): Use join_c_conditions.
7920 (read_string): Use set_rtx_ptr_loc to record a filename and line
7921 number for the string.
7922 (read_rtx): Initialize the new variables above.
7923 * genattrtab.c (write_test_expr, write_attr_value): Use
7925 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
7926 comment above the GCC_VERSION check.
7927 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
7928 Inline the definition of MAYBE_EVAL.
7929 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
7930 * genoutput.c (process_template): Likewise.
7931 * genpreds.c (write_predicate_subfunction): Likewise.
7932 (write_predicate_expr): Use print_c_condition.
7933 * genrecog.c (write_cond): Likewise.
7934 * gensupport.c (process_rtx): Use join_c_conditions to join the
7935 conditions of a define_insn_and_split. Record a source location
7936 for the string after the "&&".
7937 (alter_test_for_insn): Use join_c_conditions.
7939 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
7942 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7943 PR tree-optimization/15784
7944 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7947 2005-03-04 Ben Elliston <bje@au.ibm.com>
7949 * gcc.c (option_map): Add --coverage.
7950 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
7951 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
7952 * config/darwin.h: Pass -lgcov for `coverage'.
7953 * doc/invoke.texi (Debugging Options): Document --coverage.
7955 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7957 * gcse.c (bypass_block): Use find_edge wherever possible.
7959 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
7963 * c-opts.c (c_common_parse_file): Call start_source_file
7964 and end_source_file at the approriate times.
7966 * dwarf2out.c (dwarf2out_finish): Don't auto-end
7967 the main file, it will be done for us now.
7969 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7971 * fold-const.c (fold_ternary): New.
7972 (fold): Call fold_ternary on ternary expressions. Remove
7973 handling of ternary expressions.
7975 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
7977 PR tree-optimization/15784
7978 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7981 2005-03-03 David Edelsohn <edelsohn@gnu.org>
7983 * config/rs6000/predicates.md (branch_comparison_operator):
7984 Convert from C block to conditional format.
7986 2005-03-03 Jan Hubicka <jh@suse.cz>
7988 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
7989 and non-constant public variables.
7991 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
7993 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
7996 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
7999 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
8000 calls to release_ssa_name and release_phi_node.
8002 * fold-const.c (fold): Remove handling of unary expressions.
8004 * fold-const.c (fold_unary): Avoid directly using the original
8005 expression t as much as possible.
8007 2005-03-03 Roger Sayle <roger@eyesopen.com>
8008 Andrew Pinski <pinskia@physics.uc.edu>
8010 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
8011 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
8013 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
8015 Describe special registers SRP and MOF as allocatable registers.
8016 * config/cris/cris.c (cris_md_asm_clobbers): New function.
8017 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
8018 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
8019 TARGET_HAS_MUL_INSNS.
8020 (cris_print_operand) <case 'd'>: New case.
8021 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
8022 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
8024 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
8025 (REG_ALLOC_ORDER): Update for MOF.
8026 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
8028 (GENERAL_REGS): No longer a define of ALL_REGS.
8029 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
8030 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8032 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
8033 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
8034 (SECONDARY_RELOAD_CLASS): Define.
8035 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
8036 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
8037 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
8038 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
8039 (REGISTER_MOVE_COST): Define.
8040 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
8041 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
8042 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
8043 (CRIS_MOF_REGNUM): New define_constants.
8044 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
8046 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
8048 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
8049 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
8050 Adjust for MOF being properly described as a register.
8051 (indir_to_reg_split): Name this split. Conditionalize on the
8052 destination register being a general register.
8053 (movei): Conditionalize on on operands 0 and 1 having the same
8056 2005-03-03 Alan Modra <amodra@bigpond.net.au>
8059 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
8060 -mcpu to override any other explicitly given flags.
8062 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
8064 * recog.c (verify_changes, confirm_change_group): New functions,
8065 broken out of apply_change_group.
8066 (apply_change_group): Use them.
8067 * recog.h (verify_change, confirm_change_group): Declare.
8068 * rtl.h (redirect_jump_2): Declare.
8069 * jump.c (redirect_exp, invert_exp): Delete.
8070 (invert_exp_1): Take second parameter. Return value. Changed caller.
8071 (redirect_jump_2): New function, broken out of redirect_jump.
8072 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
8073 (invert_jump): Use invert_jump_1 and redirect_jump_2.
8074 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
8076 2005-03-02 Geoffrey Keating <geoffk@apple.com>
8078 * varasm.c (named_section): Use xstrdup rather than doing it by
8081 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
8083 2005-03-02 Devang Patel <dpatel@apple.com>
8085 Undo PR tree-optimization/18815 fix.
8087 2005-03-02 Devang Patel <dpatel@apple.com>
8089 PR tree-optimization/18815
8090 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8091 loops with zero exit edges.
8093 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8095 * cfg.c (connect_src, connect_dest, disconnect_src,
8096 disconnct_dest): New.
8097 (unchecked_make_edge, remove_edge, redirect_edge_succ,
8098 redirect_edge_pred): Use the new functions.
8100 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8101 free_dominance_info only when needed.
8103 2005-03-02 David Edelsohn <edelsohn@gnu.org>
8106 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
8107 (reg_or_sub_cint64_operand): Same.
8109 2005-03-02 Jeff Law <law@redhat.com>
8111 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
8112 CFG_ALTERED in the main DOM iteration loop.
8114 2005-03-02 Mark Mitchell <mark@codesourcery.com>
8117 * varasm.c (initializer_constant_valid_p): Allow conversions
8118 between OFFSET_TYPEs. Tidy.
8120 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
8122 * config/cris/cris.md ("return"): Remove epilogue delay list
8125 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
8127 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
8129 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
8131 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8133 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
8134 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
8135 config/m68k/m68k.c, config/mips/mips.h,
8136 config/rs6000/rs6000-protos.h, doc/contrib.texi,
8137 doc/include/gcc-common.texi: Update copyright.
8139 PR middle-end/18029 and PR middle-end/18030
8140 * expr.c (optimize_bitfield_assignment_op): Add a special case
8141 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
8143 * fold-const.c (fold_unary): New.
8144 (fold): Call fold_unary on unary expressions.
8146 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
8148 * cgraph.h (struct cgraph_edge): Add prev_caller and
8150 (cgraph_node_remove_callees): Export.
8151 * cgraph.c (cgraph_create_edge): Initialize prev_caller
8153 (cgraph_edge_remove_callee): New function.
8154 (cgraph_edge_remove_caller): Likewise.
8155 (cgraph_remove_edge): Use.
8156 (cgraph_redirect_edge_callee): Likewise.
8157 (cgraph_node_remove_callees): New function.
8158 (cgraph_node_remove_callers): Likewise.
8159 (cgraph_remove_node): Use.
8160 * tree-optimize.c (tree_rest_of_compilation): Use
8161 cgraph_node_remove_callees instead of manual loop.
8162 * cgraphunit.c (cgraph_finalize_function): Likewise.
8163 (cgraph_expand_function): Likewise.
8164 (cgraph_remove_unreachable_nodes): Likewise.
8166 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
8169 * c-tree.h (undeclared_variable, build_external_ref): Add extra
8171 * c-decl.c (undeclared_variable): Take location as argument.
8172 * c-typeck.c (build_external_ref): Likewise.
8173 * c-parser.c (c_parser_postfix_expression): Pass location of
8174 identifier to build_external_ref.
8176 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8178 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
8179 CCEQ mode for branch_positive_comparison_operator test.
8180 * config/rs6000/predicates (branch_comparison_operator): Revert to
8182 (scc_comparison_operator): Same.
8183 (branch_positive_comparison_operator): Same.
8185 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
8187 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
8188 (cris_delay_slots_for_epilogue): Remove.
8189 (save_last): Move into cris_target_asm_function_epilogue.
8190 (cris_target_asm_function_epilogue): Remove tests for file being
8192 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
8193 (cris_delay_slots_for_epilogue): Remove prototypes.
8194 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
8195 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
8197 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8199 * config/rs6000/predicates.md (branch_comparison_operator): Change
8200 to define_special_predicate.
8201 (scc_comparison_operator): Same.
8202 (branch_positive_comparison_operator): Same.
8204 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
8206 * Makefile.in (tree-ssa-sink.o): New.
8207 (OBJS-common): Add tree-ssa-sink.o.
8208 * common.opt: Add -ftree-sink
8209 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
8210 * timevar.def (TV_TREE_SINK): new timevar.
8211 * tree-flow.h (is_hidden_global_store): Prototype.
8212 * tree-optimize.c (init_tree_optimization_passes): Add
8214 * tree-pass.h (pass_sink_code): New.
8215 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
8216 for non-obvious global store store to is_hidden_global_store, and
8217 call that new function.
8218 * tree-ssa-sink.c: New file.
8219 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
8220 * doc/passes.texi: Document forward store motion.
8221 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
8222 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
8223 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
8224 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
8226 2005-03-01 Per Bothner <per@bothner.com>
8228 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
8229 and we have a non-zero column-number, add it to the message.
8230 Also factor out the diagnostic_kind_text.
8232 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8234 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
8235 flow_loop_pre_header_scan, flow_loop_pre_header_find,
8236 flow_loop_scan): Removed.
8237 (flow_loop_dump): Do not dump removed fields.
8238 (flow_loop_free): Do not free removed fields.
8239 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
8240 (loop_exit_edge_p): New function.
8241 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
8242 num_pre_header_edges, entry_edges, num_entries, exit_edges,
8243 num_exits, exits_doms.
8244 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
8245 LOOP_EDGES, LOOP_ALL): Removed.
8246 (flow_loop_scan): Declaration removed.
8247 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
8248 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
8250 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
8251 (if_convert): Call flow_loops_find and flow_loops_free
8252 when calling mark_loop_exit_edges.
8253 * cfgloopanal.c (mark_loop_exit_edges): Moved from
8254 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
8255 free_dominance_info calls.
8256 * loop-init.c (flow_loops_find): Ditto.
8257 * passes.c (rest_of_handle_branch_prob): Ditto.
8258 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
8259 * loop-unroll.c (analyze_insns_in_loop): Do not use
8261 * predict.c (predict_loops): Do not call flow_loop_scan.
8262 Use get_loop_exit_edges.
8263 (tree_estimate_probability): Do not pass flags to flow_loops_find.
8264 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
8265 Do not use EDGE_LOOP_EXIT.
8266 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
8267 to bb_with_exit_edge_p.
8268 (if_convertible_loop_p): Do not call flow_loop_scan. Use
8269 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
8270 to bb_with_exit_edge_p.
8271 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
8273 * tree-loop-linear.c (linear_transform_loops): Do not call
8274 flow_loop_scan. Use loop->single_exit.
8275 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
8276 (vect_analyze_loop_form): Do not call flow_loop_scan.
8277 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
8279 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
8281 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
8282 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8283 slpeel_tree_duplicate_loop_to_edge_cfg,
8284 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
8285 Use loop_preheader_edge and loop->single_exit. Do not call
8288 2005-03-01 Nick Clifton <nickc@redhat.com>
8290 * config/arm/arm.c (thumb_find_work_register): Check all of the
8291 argument registers to see if they are free, and a couple of
8292 special cases where the last argument register but can be proved
8293 to be available during the function's prologue.
8294 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
8295 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
8296 thumb_unexpanded_epilogue): Use unsigned long as the type for the
8298 (thumb_compute_save_reg_mask): Likewise. Also use
8299 thumb_find_work_register() to ensure that there is agreement about
8300 which work register is going to be used in the prologue.
8301 (thumb_output_function_prologue): Use unsigned long as the type
8302 for the register bit-mask. Also delay pushing the link register if
8303 other high registers are going to be pushed.
8304 (thumb_compute_save_reg_mask, emit_multi_reg_push,
8305 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
8306 redundant prototypes.
8308 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
8311 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
8312 and after reload in REG+REG indexed addresses without REG_POINTER
8313 set in the base and not set in the index.
8315 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8317 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
8318 Don't undefine here.
8319 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
8320 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
8321 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8322 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
8323 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
8325 * config.gcc (sh*-*-linux*): Use config/linux.h.
8327 2005-02-28 Dale Johannesen <dalej@apple.com>
8328 Stan Shebs <shebs@apple.com>
8330 Rewrite of 64-bit Darwin structure-by-value pass/return.
8331 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
8332 intoffset, use_stack, named.
8333 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
8334 (rs6000_darwin64_record_arg_advance_flush): New.
8335 (rs6000_darwin64_record_arg_advance_recurse): New.
8336 (rs6000_darwin64_record_arg_flush): New.
8337 (rs6000_darwin64_record_arg_recurse): New.
8338 (rs6000_darwin64_record_arg): New.
8339 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
8340 (function_arg_boundary): Handle 128-bit aligned structs.
8341 (function_arg_advance): Rewrite darwin64 struct handling.
8342 (function_arg): Call rs6000_darwin64_record_arg.
8343 (function_arg_partial_nregs): Handle darwin64 structs.
8344 (rs6000_darwin64_function_value): Remove.
8345 (rs6000_function_value): Call rs6000_darwin64_record_arg.
8347 2005-02-28 Roger Sayle <roger@eyesopen.com>
8349 PR tree-optimization/20216
8350 * tree-chrec.c (tree_fold_factorial): Delete.
8351 (tree_fold_binomial): Change argument list to take a return type
8352 and change the type of K to unsigned int. Rewrite to avoid explicit
8353 evaluation of factorials, and (recursively) calling fold to perform
8354 compile-time arithmetic. Return NULL on (internal) overflow.
8355 (chrec_evaluate): Change type of K to an unsigned int. Avoid
8356 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
8357 if any intermediate calculation overflows.
8358 (chrec_apply): Update call to chrec_evaluate.
8360 2005-02-28 James E Wilson <wilson@specifixinc.com>
8362 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
8364 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
8367 * c-parser.c (c_parser_compound_statement): Return error_mark_node
8368 instead of NULL_TREE on error.
8370 2005-02-28 David Edelsohn <edelsohn@gnu.org>
8372 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
8373 (EASY_VECTOR_15_ADD_SELF): Remove.
8374 (num_insns_constant_wide): Not static.
8375 (validate_condition_mode): Not static.
8376 (toc_relative_expr_p): Not static.
8377 (legitimate_indirect_address_p): Not static.
8378 (macho_lo_sum_memory_operand): Not static.
8379 (invalid_e500_subreg): Not static.
8380 (easy_vector_same): Not static.
8381 (easy_vector_splat_const): Not static.
8382 (RS6000_SYMBOL_REF_TLS_P): Remove.
8383 (any_operand): Delete.
8384 (any_parallel_operand): Delete.
8385 (count_register_operand): Delete.
8386 (altivec_register_operand): Delete.
8387 (xer_operand): Delete.
8388 (s8bit_cint_operand): Delete.
8389 (short_cint_operand): Delete.
8390 (u_short_cint_operand): Delete.
8391 (non_short_cint_operand): Delete.
8392 (exact_log2_cint_operand): Delete.
8393 (gpc_reg_operand): Delete.
8394 (cc_reg_operand): Delete.
8395 (cc_reg_not_cr0_operand): Delete.
8396 (reg_or_short_operand): Delete.
8397 (reg_or_neg_short_operand): Delete.
8398 (reg_or_aligned_short_operand): Delete.
8399 (reg_or_u_short_operand): Delete.
8400 (reg_or_cint_operand): Delete.
8401 (reg_or_arith_cint_operand): Delete.
8402 (reg_or_add_cint64_operand): Delete.
8403 (reg_or_sub_cint64_operand): Delete.
8404 (reg_or_logical_cint_operand): Delete.
8405 (got_operand): Delete.
8406 (got_no_const_operand): Delete.
8407 (easy_fp_constant): Delete.
8408 (easy_vector_constant): Delete.
8409 (easy_vector_constant_add_self): Delete.
8410 (zero_constant): Delete.
8411 (zero_fp_constant): Delete.
8412 (volatile_mem_operand): Delete.
8413 (offsettable_mem_operand): Delete.
8414 (mem_or_easy_const_operand): Delete.
8415 (add_operand): Delete.
8416 (non_add_cint_operand): Delete.
8417 (logical_operand): Delete.
8418 (non_logical_cint_operand): Delete.
8419 (mask_operand): Delete.
8420 (mask_operand_wrap): Delete.
8421 (mask64_operand): Delete.
8422 (mask64_2_operand): Delete.
8423 (and64_operand): Delete.
8424 (and64_2_operand): Delete.
8425 (and_operand): Delete.
8426 (reg_or_mem_operand): Delete.
8427 (lwa_operand): Delete.
8428 (symbol_ref_operand): Delete.
8429 (call_operand): Delete.
8430 (current_file_function_operand): Delete.
8431 (input_operand): Delete.
8432 (rs6000_nonimmediate_operand): Delete.
8433 (rs6000_tls_symbol_ref): Delete.
8434 (save_world_operation): Delete.
8435 (restore_world_operation): Delete.
8436 (load_multiple_operation): Delete.
8437 (store_multiple_operation): Delete.
8438 (vrsave_operation): Delete.
8439 (mfcr_operation): Delete.
8440 (mtcrf_operation): Delete.
8441 (lmw_operation): Delete.
8442 (stmw_operation): Delete.
8443 (branch_comparison_operator): Delete.
8444 (branch_positive_comparison_operator): Delete.
8445 (scc_comparison_operator): Delete.
8446 (trap_comparison_operator): Delete.
8447 (boolean_operator): Delete.
8448 (boolean_or_operator): Delete.
8449 (min_max_operator): Delete.
8450 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
8451 (EASY_VECTOR_15): Moved to here.
8452 (EASY_VECTOR_15_ADD_SELF): Move to here.
8453 (PREDICATE_CODES): Delete.
8454 * config/rs6000/rs6000-protos.h: Delete predicate functions.
8455 Declare functions no longer static.
8456 * config/rs6000/predicates.md: New.
8457 * config/rs6000/rs6000.md: Include predicates.md
8459 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
8461 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
8462 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
8464 * cfgrtl.c (need_fake_edge_p): Likewise.
8465 * combine.c (distribute_notes): Likewise.
8466 * emit-rtl.c (try_split): Likewise.
8467 * recog.c (peephole2_opimize): Likewise.
8468 * reg-notes.def (ALWAYS_RETURN): Remove.
8469 * rtl.h (LCT_ALWAYS_RETURN): Remove.
8470 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
8471 * tree.h (ECF_ALWAYS_RETURN): Remove.
8473 2005-02-28 Roger Sayle <roger@eyesopen.com>
8476 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
8477 between different machine modes is never a "useless" conversion.
8479 2005-02-28 Geert Bosch <bosch@gnat.com>
8482 * doc/contrib.texi: List contributors for Ada front end
8484 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8486 * simplify-rtx.c (simplify_unary_operation_1,
8487 simplify_const_unary_operation): New, extracted from...
8488 (simplify_unary_operation): ... this one.
8489 (simplify_binary_operation_1,
8490 simplify_const_binary_operation): New, extracted from...
8491 (simplify_binary_operation): ... this one.
8492 * rtl.h (simplify_const_unary_operation,
8493 simplify_const_binary_operation): Add prototypes.
8495 2005-02-28 Julian Brown <julian@codesourcery.com>
8497 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
8498 building libjava and caused PR regression/20228.
8500 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8503 * Makefile.in (host_subdir): New.
8504 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8505 * configure: Regenerate.
8507 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8509 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
8510 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
8511 installation directory first.
8513 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8516 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
8517 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
8518 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
8519 * config/cris/cris.md: Tweak comments referring to Q.
8520 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
8521 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
8522 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
8523 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
8524 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
8525 Insert spaces in constraints to align alternatives vertically for
8527 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8530 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8532 PR rtl-optimization/17728
8533 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
8534 operand 0 from general_operand to move_dest_operand.
8536 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8538 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
8539 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
8540 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
8541 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
8543 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8545 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
8546 * configure: Regenerate.
8547 * libada-mk.in: Remove CC; rename
8548 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
8550 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8553 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
8554 for the lhs, also walk over the tree. Likewise for rhs.
8556 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8558 * tree-ssa-dom.c (simple_iv_increment_p): New function.
8559 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
8560 Do not propagate value of iv before increment over the increment.
8562 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8564 * c-parser.c: New file.
8565 * c-parse.in: Remove.
8566 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
8568 (c-parser.o): Add dependencies.
8569 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
8570 maintainer-clean, TAGS): Update.
8571 * c-config-lang.in (gtfiles): Update.
8572 * gengtype-lex.l: Don't handle "@@".
8573 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
8574 objc_build_synchronized, objc_begin_try_stmt,
8575 objc_begin_catch_clause, objc_finish_catch_clause,
8576 objc_build_finally_clause, objc_finish_try_stmt): New.
8577 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
8579 (c_parse_init): Update comment.
8580 * c-decl.c (c_init_decl_processing): Update comment.
8581 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
8582 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
8583 new c_declspecs members.
8585 2005-02-25 Julian Brown <julian@codesourcery.com>
8587 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8588 from being used for symbols with vague linkage when
8589 HAVE_GAS_COMDAT_GROUP is true.
8591 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8593 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8595 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8598 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
8599 (LIBGCC2_HAS_DF_MODE): New.
8600 (LIBGCC2_HAS_XF_MODE): New.
8601 (LIBGCC2_HAS_TF_MODE): New.
8602 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8603 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8604 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8605 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8606 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
8607 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
8608 and add _fixtfdi, _fixunstfdi, _floatditf
8609 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
8610 L_fixunstfdi, L_floatditf.
8611 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
8612 (LIBGCC2_HAS_TF_MODE): Define.
8614 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8616 PR tree-optimization/20204
8617 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
8618 REWRITE_THIS_STMT markers on PHI nodes.
8619 (rewrite_initialize_block): Likewise.
8621 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8623 * version.c (version_string): Update to 4.1.
8625 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8627 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8628 Clarify that the alternative way doesn't work in GNU C++.
8630 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8632 PR tree-optimization/19937
8633 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
8634 to the type of the induction variable.
8636 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
8638 PR rtl-optimization/20117
8639 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
8640 the block including noncopyable insn.
8642 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8644 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
8645 calls to find_reg_note.
8647 2005-02-24 Richard Henderson <rth@redhat.com>
8650 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
8653 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
8655 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
8656 vector types if to use base reg for misaligned non-word ld/std.
8658 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8661 * config/cris/cris.c (cris_target_asm_function_prologue): Create
8662 dwarf2 label manually and put it after, not before the prologue.
8664 2005-02-24 David Edelsohn <edelsohn@gnu.org>
8667 * reload.c (operands_match_p): Only increment register number for
8668 SCALAR_INT_MODE_P modes in multiple hard registers.
8670 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
8673 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8675 * ChangeLog.5: Fix log message typo(s).
8676 * ChangeLog.7: Likewise.
8677 * ChangeLog.tree-ssa: Likewise.
8678 * cfgexpand.c: Fix comment typo(s).
8679 * conflict.c: Likewise.
8680 * defaults.h: Likewise.
8681 * dwarf2out.c: Likewise.
8683 * ggc-page.c: Likewise.
8684 * tree-eh.c: Likewise.
8685 * tree-ssa-dom.c: Likewise.
8687 2005-02-24 Jakub Jelinek <jakub@redhat.com>
8690 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
8691 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
8692 if SHARED is defined.
8695 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
8696 allow splitting only if operands 0 and 3 don't overlap.
8698 2005-02-24 Richard Henderson <rth@redhat.com>
8701 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
8702 (fold_builtin_1): Call them.
8703 * fold-const.c (fold_complex_mult_parts): Split out from ...
8704 (fold_complex_mult): ... here. Fix typo in both imaginary case.
8705 (fold_complex_div_parts, fold_complex_div): New.
8707 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
8709 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8711 * tree-ssa-ccp.c (visit_assignment): Verify that result of
8712 VIEW_CONVERT_EXPR is_gimple_min_invariant.
8714 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
8715 (print_node): Likewise.
8716 Print TYPE_SIZES_GIMPLIFIED.
8718 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8720 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
8721 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
8722 operands as commutative in constraints.
8724 2005-02-24 Diego Novillo <dnovillo@redhat.com>
8726 * tree-into-ssa.c: Re-organize internal functions.
8728 2005-02-24 Richard Henderson <rth@redhat.com>
8731 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
8733 * common.opt (fcx-limited-range): New.
8734 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
8735 * toplev.c (flag_complex_method): Initialize to 1.
8736 (process_options): Set flag_complex_method to 0 if
8737 flag_cx_limited_range.
8738 * doc/invoke.texi (-fcx-limited-range): New.
8740 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8742 * cse.c (delete_trivially_dead_insns): Speed up by using
8743 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
8746 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
8748 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
8749 functions when -mid-shared-library is being used.
8751 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8753 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
8754 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
8755 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
8756 * system.h: Poison LINK_LIBGCC_SPECIAL.
8758 2005-02-23 James E Wilson <wilson@specifixinc.com>
8760 * gengtype.c (note_insn_name): Make 1 element larger.
8762 2005-02-23 Roger Sayle <roger@eyesopen.com>
8765 PR rtl-optimization/20097
8766 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8767 BImode SUBREGs of SImode registers which confuse the ia64 backend.
8769 2005-02-23 David Edelsohn <edelsohn@gnu.org>
8771 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
8772 * t-aix52 (SHLIB_INSTALL): Same.
8774 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
8776 * genpreds.c: Update copyright.
8778 2005-02-23 Michael Beach <michaelb@ieee.org>
8781 * config/sparc/t-elf (startup files): Assemble with CPP.
8783 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
8785 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
8786 (write_predicate_expr): Likewise.
8788 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8790 PR tree-optimization/20100
8791 PR tree-optimization/20115
8792 * tree-optimize.c (init_tree_optimization_passes): Remove
8793 pass_maybe_create_global_var.
8794 * tree-pass.h (pass_maybe_create_global_var): Remove.
8795 * tree-ssa-alias.c (aliases_computed_p): Declare.
8796 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
8797 (count_calls_and_maybe_create_global_var): Remove.
8798 (pass_maybe_create_global_var): Remove.
8799 (init_alias_info): Do not declare aliases_computed_p.
8800 (maybe_create_global_var): If the function contains no
8801 call-clobbered variables and a mix of pure/const and regular
8802 function calls, create .GLOBAL_VAR.
8803 Mark all call-clobbered variables for renaming.
8804 (merge_pointed_to_info): Update comment.
8805 (add_pointed_to_var): Likewise.
8806 (is_escape_site): Likewise.
8807 Accept struct alias_info * instead of size_t *.
8809 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
8811 * tree-ssa-operands.c (get_call_expr_operands): If
8812 ALIASES_COMPUTED_P is false, do not add call-clobbering
8814 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
8815 (delete_tree_ssa): Likewise.
8817 2005-02-22 James E Wilson <wilson@specifixinc.com>
8819 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
8820 (do_compile): Do call it here.
8822 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8824 PR rtl-optimization/20017.
8825 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
8826 rest_of_handle_cse2, rest_of_handle_gcse): Call
8827 delete_dead_jumptables immediately before calling cleanup_cfg.
8829 2005-02-22 Devang Patel <dpatel@apple.com>
8832 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
8835 2005-02-22 David Edelsohn <edelsohn@gnu.org>
8837 * config/rs6000/aix.h (WINT_TYPE): Define.
8839 2005-02-22 Stan Shebs <shebs@apple.com>
8841 * config/rs6000/rs6000.c (rs6000_override_options): Default to
8842 natural alignment for 64-bit Darwin.
8843 (rs6000_parse_alignment_option): Warn about uses of -malign-power
8845 * doc/invoke.texi: Document this.
8847 2005-02-22 DJ Delorie <dj@redhat.com>
8849 * c-common.c (c_common_type_for_mode): Pass the mode's precision
8850 to make_[un]signed_type, not the mode itself.
8852 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8854 * cfg.c (cached_make_edge): Call make_edge if edge cache is
8855 not available. Use tail calls wherever possible.
8856 (make_edge): Call unchecked_make_edge to create an edge.
8858 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
8859 (coalesce_ssa_name): Don't check for
8860 SSANORM_USE_COALESCE_LIST.
8861 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
8863 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8865 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
8866 (rewrite_into_ssa): ... here.
8868 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
8870 PR tree-optimization/19786
8871 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
8872 tag to another's may-alias bitmap when adding to the other's list.
8874 2005-02-21 DJ Delorie <dj@redhat.com>
8876 * tree-ssa-loop-ivopts.c (computation_cost): Start register
8877 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
8878 registers in unsupported ways.
8879 * expmed.c (init_expmed): Likewise.
8881 2005-02-21 Stan Cox <scox@redhat.com>
8883 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
8885 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8887 * tree-cfg.c (fold_cond_expr_cond): New.
8888 (make_edges): Call fold_cond_expr_cond.
8889 (find_taken_edge): Accept nothing but INTEGER_CST.
8890 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
8892 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
8894 * flow.c (delete_dead_jumptables): Speed up by scanning insns
8895 that do not belong to any basic block.
8897 2005-02-21 Jeff Law <law@redhat.com>
8899 * cfganal.c (find_unreachable_blocks): Manually CSE load of
8902 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8904 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
8905 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
8906 Adjust their definitions.
8907 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
8908 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
8910 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
8911 genautomata.c, langhooks.c, langhooks.h, system.h,
8912 config/arm/lib1funcs.asm: Update copyright.
8914 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
8916 * dbxout.c (dbxout_function_end): Emit Lscope label always.
8918 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
8921 * doc/install.texi: Document --with-gc.
8923 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
8925 * simplify-rtx.c (simplify_unary_operation): Add a missing
8928 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8930 PR tree-optimization/18663
8931 * tree-ssa-dom.c (extract_range_from_cond): Return 0
8932 if the type has variable bounds.
8934 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
8936 * gcse.c: Remove an obsolete comment.
8938 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
8940 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
8942 * doc/extend.texi (Function Attributes) <Attribute const>: The
8943 attribute "pure" is below this text, not above.
8945 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8947 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
8948 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
8949 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
8951 2005-02-20 Zack Weinberg <zack@codesourcery.com>
8954 * langhooks.h (struct lang_hooks): Add to_target_charset.
8955 * langhooks.c (lhd_to_target_charset): New function.
8956 * langhooks-def.h: Declare lhd_to_target_charset.
8957 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
8958 (LANG_HOOKS_INITIALIZER): Update.
8959 * c-common.c (c_common_to_target_charset): New function.
8960 * c-common.h: Declare it.
8961 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
8962 c_common_to_target_charset.
8964 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
8965 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
8967 * system.h: Poison them.
8968 * doc/tm.texi: Don't discuss them.
8969 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
8970 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
8971 (pp_c_char): Do not attempt to generate letter escapes for
8973 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
8974 * config/mips/mips.c (mips_output_ascii): Likewise.
8976 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
8978 PR tree-optimization/19951
8979 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
8982 2005-02-19 Steven Bosscher <stevenb@suse.de>
8985 * function.h (struct function): New field `max_loop_depth'.
8986 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
8987 (flow_loops_find): Reset the max loop depth count before finding loops.
8988 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
8989 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
8990 (calculate_global_regs_live): Make sure the loop will terminate
8991 when the initial sets are not empty.
8993 2005-02-19 Zack Weinberg <zack@codesourcery.com>
8995 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
8997 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
8999 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
9002 * doc/invoke.texi: Remove documentation of %M spec.
9004 (init_spec): Remove %M suffix from -lgcc_s.
9005 (do_spec_1): Remove 'M' case.
9006 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
9007 to put shared libraries in the multilib directory. Remove the
9008 shlib_so_soname substitution variable. Don't add a multilib encoding
9009 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
9010 reported by -print-multi-os-directory. Pass @multilib_dir@ to
9011 SHLIB_INSTALL as well as SHLIB_LINK.
9012 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
9013 (SHLIB_NAME): Delete.
9014 (SHLIB_DIR): New macro.
9015 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
9016 (SHLIB_INSTALL): Adjust accordingly.
9017 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
9018 * config/t-slibgcc-sld: Likewise.
9019 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
9020 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
9021 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
9023 (SHLIBUNWIND_INSTALL): Adjust accordingly.
9024 * config/i386/t-nwld (SHLIB_SONAME): Delete.
9025 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
9026 Use @shlib_base_name@ instead of @shlib_so_name@.
9027 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
9028 and @shlib_base_name@.so in @multilib_dir@.
9029 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
9030 to the install path.
9031 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
9032 (SHLIB_LINK): Remove previous workaround.
9033 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
9034 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
9035 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
9037 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
9038 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
9039 (SHLIB_INSTALL): Adjust accordingly.
9040 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
9041 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
9042 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
9043 config/t-slibgcc-elf-ver.
9045 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
9046 Jakub Jelinek <jakub@redhat.com>
9048 PR tree-optimization/19828
9049 * tree-ssa-loop-im.c: Add a TODO comment.
9050 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
9051 without side-effects.
9053 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9055 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
9058 2005-02-18 James E. Wilson <wilson@specifixinc.com>
9060 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
9061 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
9062 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
9064 (ia64_reorg): Delete fixup_errata call.
9065 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
9066 (TARGET_SWITCHES): Delete -mb-step entry.
9068 2005-02-19 Jakub Jelinek <jakub@redhat.com>
9071 * c-typeck.c (composite_type): Handle quals in transparent unions.
9072 (type_lists_compatible_p): Likewise.
9074 2005-02-18 Stan Shebs <shebs@apple.com>
9076 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
9077 expressions in the .literal8 section.
9079 2005-02-18 Geoffrey Keating <geoffk@apple.com>
9081 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
9083 2005-02-18 Roger Sayle <roger@eyesopen.com>
9085 * fold-const.c (constant_boolean_node): Always create values of the
9086 specified type, don't bother calling truthvalue_conversion.
9088 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9090 * except.c (output_function_exception_table): Call
9091 assemble_external_libcall (eh_personality_libfunc).
9093 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9096 * config/ia64/ia64.h (struct machine_function): Add state_num.
9097 * config/ia64/ia64.c (process_epilogue,
9098 process_for_unwind_directive): Use new unwind state numbers each
9099 time rather than state 1.
9101 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9104 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
9105 before the "*llgt_didi" pattern.
9107 2005-02-18 Jason Merrill <jason@redhat.com>
9109 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
9111 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
9113 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
9114 (div0): Use it in place of ARM_FUNC_ALIAS.
9115 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
9117 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
9120 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
9121 access, the lower bound of the array type if it exists.
9123 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
9126 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
9127 cases that are out-of-range for the index type.
9129 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9131 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
9132 (estimate_case_costs): Don't call convert.
9133 * expmed.c (expand_shift): Likewise.
9134 (make_tree): Call fold_convert instead of convert.
9136 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9139 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
9140 that ref to be marked MEM_READONLY_P doesn't have base that needs
9143 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9145 * genautomata.c (output_get_cpu_unit_code_func,
9146 output_cpu_unit_reservation_p): Don't generate old-style function
9149 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9152 PR tree-optimization/20009
9153 * convert.c (convert_to_integer): Revert 2005-02-16 change.
9155 PR tree-optimization/18947
9156 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
9157 inline, remove all nodes that are inlined into the extern inline
9160 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9162 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
9163 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
9164 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
9165 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
9168 2005-02-17 Roger Sayle <roger@eyesopen.com>
9170 PR tree-optimization/19917
9171 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
9172 to be potentially trapping.
9174 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9176 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
9178 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
9180 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
9181 tem becomes a local variable which is set to the value of the
9182 back end defined INITIAL_FRAME_ADDRESS macro.
9183 (expand_builtin_frame_address): Omit the base parameter to
9184 expand_builtin_return_addr.
9185 (expand_builtin_profile_func): Likewise.
9186 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
9187 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
9188 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
9190 2005-02-17 Jakub Jelinek <jakub@redhat.com>
9192 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
9193 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
9194 * config/frv/frv.c (frv_function_epilogue): Likewise.
9196 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
9198 * lambda-code (perfect_nestify): Remove mark/unmark
9200 * tree-loop-linear.c (linear_transform_loops): Add
9201 rewrite_into_ssa call so that ssa is correct for
9202 rewriting into loop closed.
9204 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
9206 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
9207 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
9209 * bt-load.c (btr_def_live_range, combine_btr_defs,
9210 migrate_btr_def, migrate_btr_defs): Likewise.
9211 * cfgcleanup.c (thread_jump): Likewise.
9212 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
9213 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
9214 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
9215 df_rd_local_compute, df_reg_info_compute): Likewise.
9216 * dominance.c (init_dom_info, free_dom_info): Likewise.
9217 * flow.c (init_propagate_block_info,
9218 free_propagate_block_info): Likewise.
9219 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
9220 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
9221 modify_reg_pav): Likewise.
9222 * loop-invariant.c (find_defs, find_invariant_insn,
9223 find_invariants, free_inv_motion_data): Likewise.
9224 * predict.c (tree_predict_by_opcode,
9225 estimate_bb_frequencies): Likewise.
9226 * stmt.c (expand_case): Likewise.
9227 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
9228 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
9229 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
9230 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
9231 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
9232 rewrite_ssa_into_ssa): Likewise.
9233 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9234 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
9235 analyze_edges_for_bb, perform_edge_inserts): Likewise.
9236 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
9237 * tree-sra.c (tree_sra): Likewise.
9238 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
9239 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9240 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
9241 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9242 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
9243 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
9245 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
9246 calculate_live_on_entry, calculate_live_on_exit,
9247 build_tree_conflict_graph): Likewise.
9248 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
9249 record_important_candidates, set_use_iv_cost, find_depends,
9250 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
9251 tree_ssa_iv_optimize_finalize): Likewise.
9252 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
9253 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
9254 tree_duplicate_loop_to_header_edge): Likewise.
9255 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
9256 * tree-ssa.c (verify_flow_insensitive_alias_info,
9257 verify_name_tags, verify_ssa, init_tree_ssa,
9258 delete_tree_ssa): Likewise.
9259 * tree-ssanames.c (marked_ssa_names, init_ssanames,
9260 fini_ssanames): Likewise.
9261 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
9263 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
9265 * config/rs6000/t-rtems: Completely reworked.
9267 2005-02-17 Ira Rosen <irar@il.ibm.com>
9269 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
9271 2005-02-17 Ira Rosen <irar@il.ibm.com>
9273 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
9274 POINTER_TYPE_P when checking that type is a pointer.
9275 (vect_get_memtag): Remove.
9276 (vect_address_analysis): Use POINTER_TYPE_P. Call
9277 vect_object_analysis with dummy parameter for memtag.
9278 (vect_object_analysis): Extract memtag (functionality that
9279 used to be in vect_get_memtag and moved here). Fix printings.
9280 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
9281 with correct parameters. Remove call to vect_get_memtag.
9283 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
9285 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
9286 (tree-vectorizer.o): Added missing dependencies.
9288 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
9290 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
9291 declaration in tree-vectorizer.c, now has an extern declaration in
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, destroy_loop_vec_info,
9298 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
9299 vectorizable_store, vectorizable_operation, vectorizable_assignment,
9300 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
9301 find_loop_location): Likewise.
9303 * tree-vectorizer.c (langhooks.h): #include removed.
9304 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
9305 moved to tree-vectorized.h.
9306 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9307 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9308 get_vectype_for_scalar_type, vect_is_simple_use,
9309 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9310 vect_supportable_dr_alignment, new_loop_vec_info,
9311 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
9312 vect_set_verbosity_level, find_loop_location): Likewise.
9314 (vect_analyze_loop): Function externalized. Declaration moved to
9315 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
9316 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
9317 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
9318 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
9319 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
9320 vect_enhance_data_refs_alignment, vect_analyze_operations,
9321 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
9322 vect_stmt_relevant_p, vect_get_loop_niters,
9323 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
9324 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
9325 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
9326 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
9327 vect_get_memtag): Likewise.
9329 (vectorizable_load): Function externalized. Declaration moved to
9330 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
9331 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
9332 vect_transform_loop): Likewise.
9333 (vect_transform_stmt): Moved to tree-vect-transform.c.
9334 (vect_align_data_ref, vect_create_destination_var,
9335 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
9336 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
9337 vect_get_vec_def_for_operand, vect_init_vector,
9338 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
9339 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
9340 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
9341 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
9342 vect_do_peeling_for_loop_bound): Likewise.
9344 * tree-vect-analyze.c: New file.
9345 * tree-vect-transform.c: New file.
9347 2005-02-17 Jason Merrill <jason@redhat.com>
9349 PR mudflap/19319, c++/19317
9350 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
9353 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
9355 * doc/install.texi (Specific): Update link for Darwin-specific
9358 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
9360 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
9361 constant_boolean_node.
9363 2005-02-16 David Edelsohn <edelsohn@gnu.org>
9366 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
9367 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
9369 2005-02-16 Richard Henderson <rth@redhat.com>
9372 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
9374 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
9375 replace uses with Wtype_MAXp1_F.
9376 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
9377 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
9378 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
9379 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
9380 and HAVE_TFMODE as appropriate.
9381 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
9382 (__floatdisf): Likewise.
9383 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
9384 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
9385 (Wtype_MAXp1_F): New.
9386 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
9387 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
9389 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
9392 * arm.c (arm_apply_result_size): New function.
9393 * arm.h (APPLY_RESULT_SIZE): Define.
9394 * arm-protos.h (arm_apply_result_size): Add prototype.
9395 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
9396 (movxf): New expand.
9397 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
9398 (call_value_symbol): Remove predicate for operand 0.
9399 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
9400 (untyped_call): Rework to correclty return values for any type.
9401 (untyped_return): New expand.
9402 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
9404 2005-02-16 Stan Shebs <shebs@apple.com>
9406 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
9407 * config/rs6000/t-darwin8: New, for 64-bit multilib.
9409 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9411 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
9412 configure settings on Solaris 7 and later.
9414 2005-02-16 Diego Novillo <dnovillo@redhat.com>
9416 PR tree-optimization/19865
9417 * tree-optimize.c (init_tree_optimization_passes): Run
9418 pass_may_alias after pass_sra.
9420 2005-02-16 Richard Henderson <rth@redhat.com>
9421 Stuart Hastings <stuart@apple.com>
9424 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
9425 Do nothing if debug info suppressed for this function.
9426 (dbxout_begin_function): Early exit if debug info suppressed for
9429 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
9432 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
9434 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9436 PR tree-optimization/19967
9437 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
9438 expand_builtin_strchr, expand_builtin_strrchr): Take a new
9439 argument TYPE. Adjust calls to fold_builtin_XXX.
9440 (expand_builtin, fold_builtin_1): Adjust calls to
9442 (fold_builtin_strchr, fold_builtin_strpbrk,
9443 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
9444 result to a requested type TYPE.
9446 2005-02-16 Jakub Jelinek <jakub@redhat.com>
9449 * fold-const.c (fold): Don't optimize (T)(x & cst) to
9450 (T)x & (T)cst if (T)cst overflows.
9451 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
9452 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
9454 2005-02-15 Jeff Law <law@redhat.com>
9456 * gcse.c (blocks_with_calls): New bitmap.
9457 (alloc_gcse_mem): Allocate it.
9458 (free_gcse_mem): Free it.
9459 (clear_modifY_mem_tables): Clear it.
9460 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
9461 when we encounter CALL_INSNs.
9462 (compute_transp, case MEM): Handle blocks with calls separate
9463 from blocks without calls. Use bitmap iterators rather than
9466 2005-02-15 Peter O'Gorman <peter@pogma.com>
9469 * mklibgcc.in (vis_hide): Use a temporary object file, not
9472 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
9475 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
9476 access optimization.
9478 2005-02-15 David Edelsohn <edelsohn@gnu.org>
9479 Alan Modra <amodra@bigpond.net.au>
9482 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
9483 (_xlqsub): Rename to __gcc_qsub.
9484 (_xlqmul): Rename to __gcc_qmul.
9485 (_xlqdiv): Rename to __gcc_qdiv.
9486 Provide versioned symbol aliases with old names.
9487 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
9488 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
9489 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
9490 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
9491 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
9493 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9495 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
9496 Fold ~(A - 1) and ~(A + -1) to -A.
9498 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9502 * config/host-linux.c (linux_gt_pch_use_address): Copy from
9503 config/pa/pa-host.c:pa_gt_pch_use_address.
9505 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9507 * tree-vn.c (get_value_handle): Make sure that given an
9508 is_gimple_min_invariant expression, we always return it.
9510 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9512 * passes.c (rest_of_handle_gcse): Fix a comment.
9514 2005-02-15 Jeff Law <law@redhat.com>
9516 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9518 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
9519 (canon_list_insert, record_last_mem_set_info): Similarly.
9520 (clear_modify_mem_tables): Similarly.
9522 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9524 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
9525 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
9526 config/mips/mips.md, config/rs6000/aix.h,
9527 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
9529 2005-02-15 Richard Henderson <rth@redhat.com>
9531 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9532 call to be best_edge.
9534 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9536 * basic-block.h: Adjust the prototype for find_basic_blocks.
9537 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
9538 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
9541 * flow.c (recompute_reg_usage): Remove all arguments.
9542 * passes.c (rest_of_compilation): Adjust the call to
9543 recompute_reg_usage.
9544 * rtl.h: Adjust the prototype for recompute_reg_usage.
9546 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9548 * tree-dump.c (dump_files): Update to reflect new member
9550 (dump_register): Add new argument.
9552 (dump_switch_p_1): Check against glob name if doglob was passed.
9553 (dump_switch_p): Check against regular first, then glob if
9554 we didn't have any hits on the dump name.
9555 * tree-optimize.c (register_one_dump_file):
9556 Pass in glob name as well.
9557 * tree-pass.h (struct dump_file_info): Add glob
9560 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9562 PR preprocessor/16323
9563 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9565 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9568 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9569 (trunctfdf2_internal1): New.
9570 (trunctfdf2_internal2): Renamed from trunctfdf2.
9572 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9574 PR tree-optimization/19853
9575 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9577 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9579 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9580 delete_dead_jumptables and cleanup_cfg.
9582 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9584 * reload.c (find_reloads): Swap address_reloaded flags when
9585 swapping commutative operands.
9587 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9589 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9590 Use standard_iv_increment_position for computing the bsi position
9592 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9595 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9598 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
9599 life range of hard registers.
9600 * value-prof.c (insn_prefetch_values_to_profile): Only
9603 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9604 profile in libcalls.
9606 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9608 * bitmap.h (bitmap_and_compl_into): Return bool.
9609 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9611 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9613 PR tree-optimization/19944
9614 * fold-const.c (fold): Re-add ABS_EXPR folding.
9616 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9619 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
9620 {TARGET,MASK}_XL_COMPAT.
9621 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
9623 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9624 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9626 (rs6000_arg_partial_bytes): Same.
9627 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
9628 and XL compatibility enabled.
9629 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
9630 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
9631 test to final condition.
9632 (cmptf_internal2): New.
9633 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
9634 xl-compat. Add TFmode information to description.
9636 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
9638 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
9640 2005-02-13 Jason Merrill <jason@redhat.com>
9643 * fold-const.c (fold_indirect_ref_1): Split out from...
9644 (build_fold_indirect_ref): Here.
9645 (fold_indirect_ref): New fn.
9646 * tree.h: Declare it.
9647 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
9648 (gimplify_modify_expr_rhs): Likewise.
9649 (gimplify_expr): Likewise.
9651 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9653 PR tree-optimization/14303
9654 PR tree-optimization/15784
9655 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
9656 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
9657 ABS_EXPR<x> != 0 to x != 0.
9659 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
9661 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
9662 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
9663 spelling conventions.
9665 * passes.c (rest_of_handle_gcse): Don't run cse_main and
9666 delete_trivially_dead_insns too many times.
9668 * passes.c (rest_of_handle_gcse): Remove dead assignments to
9671 2005-02-12 Ira Rosen <irar@il.ibm.com>
9673 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
9674 (vect_is_simple_iv_evolution): Remove redundant parameter
9676 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
9677 without last parameter.
9678 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
9679 Return pointer step. Call vect_is_simple_iv_evolution without
9680 last parameter. Check only that the step is multiple of size
9681 type. Remove stmt_vinfo updates.
9682 (vect_get_memtag_and_dr): Remove.
9683 (vect_get_memtag): New function.
9684 (vect_address_analysis): New function.
9685 (vect_object_analysis): New function.
9686 (vect_analyze_data_refs): Call vect_object_analysis and
9687 vect_get_memtag. Update stmt_vinfo fields.
9689 2005-02-12 Ira Rosen <irar@il.ibm.com>
9691 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
9692 exist and are objects. Remove checks for pointer.
9693 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
9694 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
9695 (vect_create_data_ref_ptr): Likewise.
9696 (vect_base_addr_differ_p): New function.
9697 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
9698 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
9699 Don't set the DR_BASE_NAME field of data-ref.
9700 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
9702 2005-02-12 Uros Bizjak <uros@kss-loka.si>
9704 * optabs.h (enum optab_index): Add new OTI_ldexp.
9705 (ldexp_optab): Define corresponding macro.
9706 * optabs.c (init_optabs): Initialize ldexp_optab.
9707 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
9709 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
9711 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
9712 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
9714 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
9715 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
9718 2005-02-12 Ira Rosen <irar@il.ibm.com>
9720 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
9722 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
9724 (vect_get_base_and_offset): Always return an address.
9725 (vect_create_addr_base_for_vector_ref): Remove treatment for
9726 different data reference types.
9727 (vect_compute_data_ref_alignment): Rename base to base_address in
9728 stmt_vec_info. Get the object in order to force its alignment.
9729 (vect_get_memtag_and_dr): Rename base to base_address in
9730 stmt_vec_info. Extract the object for memtag analysis.
9732 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
9734 PR regression/19898.
9735 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
9736 changes cc_status, use apply modified_in_p to part of cc_status
9737 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
9740 2005-02-11 Richard Henderson <rth@redhat.com>
9742 * tree-complex.c (expand_complex_libcall): New.
9743 (expand_complex_multiplication): Use it for c99 compliance.
9744 (expand_complex_division): Likewise.
9745 * fold-const.c (fold_complex_add, fold_complex_mult): New.
9747 * builtins.c (built_in_names): Remove const.
9748 * tree.c (build_common_builtin_nodes): Build complex arithmetic
9750 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
9751 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
9752 (built_in_names): Remove const.
9753 * c-common.c (c_common_type_for_mode): Handle complex modes.
9754 * flags.h, toplev.c (flag_complex_method): Rename from
9755 flag_complex_divide_method.
9756 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
9757 __mulsc3, __muldc3, __mulxc3, __multc3): New.
9758 * libgcc2.h: Declare them.
9759 * libgcc-std.ver: Export them.
9760 * mklibgcc.in (lib2funcs): Build them.
9762 2005-02-11 Steven Bosscher <stevenb@suse.de>
9764 PR tree-optimization/19876
9765 Partially revert my change from 2005-01-14
9766 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
9767 (compute_antic): ...and remove the loop here.
9769 2005-02-11 Jakub Jelinek <jakub@redhat.com>
9772 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
9773 is number of inner's bits, avoid creating a BIT_FIELD_REF.
9775 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
9776 crtend.o if -pie. Use %{x:a;:b} spec syntax.
9778 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
9780 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
9781 offsets for the big-endian 32-bit case.
9783 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
9785 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
9787 2005-02-11 Dale Johannesen <dalej@apple.com>
9789 * cselib.c (cselib_process_insn): Clear out regs where
9790 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
9791 * reload.c (find_equiv_reg): Ditto.
9793 2005-02-11 Ian Lance Taylor <ian@airs.com>
9795 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
9798 * tree.c (build_function_type_list): Work correctly if there are
9801 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
9803 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
9804 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
9805 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
9806 TARGET_ZARCH instead of TARGET_64BIT.
9808 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
9810 * config/rs6000/t-rtems:
9811 (MULTILIB_OPTIONS): Remove mcpu=602.
9812 (MUTLILIB_DIRNAMES): Remove m602.
9813 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
9814 Let mcpu=602 match mcpu=603.
9815 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
9817 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9819 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
9822 2005-02-10 David Daney <ddaney@avtrex.com>
9824 * config/alpha/linux-unwind.h: Add exception clause to copyright.
9825 * config/i386/linux-unwind.h: Likewise.
9826 * config/ia64/linux-unwind.h: Likewise.
9827 * config/mips/linux-unwind.h: Likewise.
9828 * config/pa/linux-unwind.h: Likewise.
9829 * config/rs6000/linux-unwind.h: Likewise.
9830 * config/s390/linux-unwind.h: Likewise.
9831 * config/sh/linux-unwind.h: Likewise.
9832 * config/sparc/linux-unwind.h: Likewise.
9834 2005-02-10 Steven Bosscher <stevenb@suse.de>
9836 PR tree-optimization/17549
9837 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
9838 TER to replace a DEF with its expression if the DEF and the
9839 rhs of the expression we replace into have the same root
9842 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
9844 * config/mips/mips.md: Fix the placement of the match_scratch in the
9847 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9849 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
9852 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
9854 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
9855 (strip_offset): Handle addresses.
9856 (add_address_candidates): Use strip_offset.
9857 (difference_cost): Reflect strip_offset change.
9858 (force_var_cost, difference_cost): Strip nops.
9860 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9862 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
9864 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
9865 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
9866 config/cris/cris-protos.h, config/cris/cris.c: Update
9869 2005-02-10 Jeff Law <law@redhat.com>
9871 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
9872 (lookup_avail_expr): Similarly.
9874 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
9876 * builtins.c (fold_builtin_powi): New function.
9877 (fold_builtin_1): Call it.
9879 2005-02-10 Steven Bosscher <stevenb@suse.de>
9881 PR documentation/19309
9882 * doc/cpp.texi: The __GNUC__ and related predefined macros
9883 are also defined for the "standalone" cpp.
9884 Some non-GCC compilers may also define __GNUC__.
9886 2005-02-10 Jakub Jelinek <jakub@redhat.com>
9889 * c-typeck.c (common_type): New routine. Old common_type renamed
9891 (c_common_type): ...this.
9892 (build_conditional_expr, build_binary_op): Use c_common_type instead
9895 2005-02-10 Steven Bosscher <stevenb@suse.de>
9897 * doc/md.texi: Replace @samp{length} with @code{length}.
9899 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9901 PR tree-optimization/18687
9902 * tree-flow.h (find_loop_niter): Declare.
9903 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
9904 Try using scev even for loops with more than one exit.
9905 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
9906 (struct ivopts_data): Added niters field.
9907 (struct nfe_cache_elt): New.
9908 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
9910 (tree_ssa_iv_optimize_init): Initialize niters cache.
9911 (determine_number_of_iterations): Removed.
9912 (find_induction_variables): Do not call determine_number_of_iterations.
9913 Access niters for single exit through niter_for_single_dom_exit.
9914 (add_iv_outer_candidates): Access niters for single exit through
9915 niter_for_single_dom_exit.
9916 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
9917 number_of_iterations_cond.
9918 (iv_period): New function.
9919 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
9920 (may_replace_final_value): Take data argument. Use
9921 niter_for_single_dom_exit.
9922 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
9923 (rewrite_use_compare): Pass data to may_eliminate_iv.
9924 (rewrite_use_outer): Pass data to may_replace_final_value.
9925 (free_loop_data): Clean up the niters cache.
9926 (tree_ssa_iv_optimize_finalize): Free the niters cache.
9927 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
9928 * tree-ssa-loop-niter.c (find_loop_niter): New function.
9929 (find_loop_niter_by_eval): Use tree_int_cst_lt.
9930 (num_ending_zeros): Moved to tree.c.
9931 * tree.h (num_ending_zeros): Declare.
9932 * tree.c (num_ending_zeros): Moved from tree.c.
9934 2005-02-09 Richard Henderson <rth@redhat.com>
9936 * builtins.c (DEF_BUILTIN): Add COND argument.
9937 * tree.h (DEF_BUILTIN): Likewise.
9938 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
9939 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
9941 (DEF_BUILTIN_STUB): New.
9942 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
9943 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
9944 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
9945 * c-common.c (DEF_BUILTIN): Add COND argument.
9946 * tree.c (local_define_builtin): New.
9947 (build_common_builtin_nodes): New.
9949 2005-02-09 Roger Sayle <roger@eyesopen.com>
9951 * fold-const.c (fold_strip_sign_ops): New function to simplify a
9952 floating point expression ignoring the sign of the result.
9953 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
9954 (fold) <MULT_EXPR>: Use it to simplify x*x.
9955 * tree.h (fold_strip_sign_ops): Prototype here.
9956 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
9957 argument. Use fold_strip_sign_ops to simplify the first argument.
9958 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
9959 first argument when the second argument is an even integer
9960 constant, but only with -funsafe_math_optimizations.
9961 (fold_builtin_1): Update call to fold_builtin_copysign.
9963 2005-02-09 Ian Lance Taylor <ian@airs.com>
9966 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
9967 just check whether EH_FILTER_FAILURE falls through.
9969 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
9971 * gcc/haifa-sched.c (schedule_block): Make queued sched group
9972 insns return to ready list in the next turn.
9974 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9977 * builtins.def: New __builtin_powi[lf].
9978 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
9979 (expand_builtin_powi): New function.
9980 (expand_builtin): Dispatch to expand_builtin_powi.
9981 * libgcc2.h: Add prototypes for __builtin_powi[lf].
9982 * libgcc2.c: Add __builtin_powi[lf] implementation.
9983 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
9984 * optabs.h: Add powi_optab.
9985 * optabs.c (init_optabs): Initialize powi_optab.
9986 * doc/extend.texi: Document __builtin_powi[lf].
9988 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
9990 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
9993 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
9996 * fold-const.c (try_move_mult_to_index): Remove redundant
9997 type argument. Create ADDR_EXPR with correct type.
9998 (fold): Update callers of try_move_mult_to_index. Convert
9999 result to the appropriate type.
10001 2005-02-09 Roger Sayle <roger@eyesopen.com>
10004 * config/avr/avr.c (default_rtx_costs): Delete.
10005 (avr_operand_rtx_cost): New function.
10006 (avr_rtx_costs): Completely rewrite.
10008 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
10011 * config/cris/cris.c (in_code): New variable.
10012 (cris_output_addr_const): Now a static function, a wrapper for
10014 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
10015 case from old cris_output_addr_const.
10016 (cris_asm_output_label_ref): Similar for LABEL_REF.
10017 (cris_output_addr_const_extra): Similar for UNSPEC.
10018 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
10019 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
10020 * config/cris/cris-protos.h (cris_output_addr_const): Remove
10022 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
10023 (cris_asm_output_label_ref): Declare.
10025 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
10027 PR preprocessor/19801
10028 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
10029 filenames that changed when libcpp was moved to the toplevel.
10031 2005-02-07 Roger Sayle <roger@eyesopen.com>
10033 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10034 zero extensions of BImode operands. Call lowpart_subreg instead
10035 of gen_lowpart_common and gen_lowpart_SUBREG.
10037 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
10040 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
10041 * configure.ac: Set cc_for_cross_gnattools.
10042 * configure: Regenerate.
10044 2005-02-08 Alan Modra <amodra@bigpond.net.au>
10047 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
10049 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10052 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
10053 of nested functions.
10055 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
10057 * doc/extend.texi: Document deprecated extensions allowing
10058 static floating-point members to have initializers and allowing
10059 floating-point literals in integral constant expressions.
10061 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
10063 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
10064 config/darwin7.h, config/mips/mips.c,
10065 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
10068 * cse.c: Update comments.
10070 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
10072 PR middle-end/19775
10073 * builtins.c (fold_builtin_sqrt): Transform
10074 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
10077 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
10078 Dorit Naishlos <dorit@il.ibm.com>
10080 * doc/invoke.texi (ftree-vectorizer-verbose): New.
10081 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
10082 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
10084 * tree.h (vect_set_verbosity_level): New extern function declaration
10086 * tree-vectorizer.h (verbosity_levels): New enum type.
10087 * tree-vectorizer.c (vect_debug_stats): Function removed.
10088 (vect_debug_details): Likewise.
10089 (vect_verbosity_level): Global variable was defined and initialized.
10090 (vect_dump): Global variable definition.
10091 (vect_print_dump_info): New function.
10092 (vect_set_dump_settings): New function.
10093 (vect_set_verbosity_level): New function.
10094 (vectorize_loops): Add call to vect_set_dump_settings.
10096 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
10097 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10098 (slpeel_tree_peel_loop_to_edge): Likewise.
10100 (vect_analyze_offset_expr): Call to vect_print_dump_info with
10101 appropriate verbosity level instead of call to vect_debug_details
10102 or vect_debug_stats.
10103 (vect_get_base_and_offset):
10104 (vect_create_addr_base_for_vector_ref):
10105 (get_vectype_for_scalar_type):
10106 (vect_create_data_ref_ptr):
10107 (vect_init_vector):
10108 (vect_get_vec_def_for_operand):
10109 (vect_finish_stmt_generation):
10110 (vectorizable_assignment):
10111 (vectorizable_operation):
10112 (vectorizable_store):
10113 (vectorizable_load):
10114 (vect_transform_stmt):
10115 (vect_update_ivs_after_vectorizer):
10116 (vect_do_peeling_for_loop_bound):
10117 (vect_update_inits_of_drs):
10118 (vect_do_peeling_for_alignment):
10119 (vect_transform_loop):
10120 (vect_is_simple_use):
10121 (vect_analyze_operations):
10122 (vect_is_simple_iv_evolution):
10123 (vect_analyze_scalar_cycles):
10124 (vect_analyze_data_ref_dependence):
10125 (vect_analyze_data_ref_dependences):
10126 (vect_compute_data_ref_alignment):
10127 (vect_enhance_data_refs_alignment):
10128 (vect_analyze_data_refs_alignment):
10129 (vect_analyze_data_ref_access):
10130 (vect_analyze_data_ref_accesses):
10131 (vect_analyze_pointer_ref_access):
10132 (vect_get_memtag_and_dr):
10133 (vect_analyze_data_refs):
10134 (vect_mark_relevant):
10135 (vect_stmt_relevant_p):
10136 (vect_mark_stmts_to_be_vectorized):
10137 (vect_can_advance_ivs_p):
10138 (vect_get_loop_niters):
10139 (vect_analyze_loop_form):
10140 (vect_analyze_loop):
10141 (vectorize_loops): Likewise.
10143 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
10144 (vect_update_inits_of_drs):
10145 (vect_do_peeling_for_alignment):
10146 (vect_transform_loop):
10147 (vect_analyze_operations):
10148 (vect_analyze_scalar_cycles):
10149 (vect_analyze_data_ref_dependences):
10150 (vect_analyze_data_refs_alignment):
10151 (vect_analyze_data_ref_accesses):
10152 (vect_analyze_data_refs):
10153 (vect_mark_stmts_to_be_vectorized):
10154 (vect_get_loop_niters):
10155 (vect_analyze_loop_form):
10156 (vect_analyze_loop): Likewise.
10157 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
10159 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
10163 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10164 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10165 either -ffast-math or -funsafe-math-optimizations is in use.
10167 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10168 * config/mips/irix-csr.c: New file.
10169 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10170 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10171 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10174 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
10176 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
10177 redundant, incorrect definitions.
10179 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
10181 ("*tls_indirect_call"): New, reference hard regs directly.
10182 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
10184 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10186 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
10187 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
10189 2005-02-06 Roger Sayle <roger@eyesopen.com>
10191 PR rtl-optimization/19800
10192 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
10193 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
10196 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10198 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
10200 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
10203 * doc/invoke.texi: Correct documentation of -freorder-functions.
10205 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10208 * doc/invoke.texi: Don't mention gccbug.
10210 2005-02-06 Roger Sayle <roger@eyesopen.com>
10211 Andrew Pinski <pinskia@physics.uc.edu>
10212 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10214 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10215 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
10216 into just (zero_extract:SI FOO (const_int 1) BAR).
10218 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10220 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
10221 macro locally. Don't give last revision date. Use GCC version
10222 number from gcc-common.texi.
10223 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
10224 revision date. Use GCC version number from gcc-common.texi.
10225 Describe being a library as current state rather than as 3.x
10227 * doc/gcc.texi: Remove last update date.
10228 * doc/gccint.texi: Likewise. Update copyright dates.
10229 * doc/install.texi: Update copyright dates.
10231 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10234 * doc/invoke.texi: Mention for each option included in -Wall that
10235 it is included in -Wall.
10236 * doc/gcc.texi: Update copyright and last modification date.
10238 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10240 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
10241 unnecessary cast to original induction variable increments.
10243 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10245 PR tree-optimization/18219
10246 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
10247 in distributed form.
10249 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
10251 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
10252 Set bitpos and offset later in the function. Do nothing if the
10253 target is a register and if the bitfield lies completely outside
10255 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
10256 here. Return an uninitialised register if the source value is stored
10257 in a register and the bitfield lies completely outside that register.
10259 2005-02-06 Steven Bosscher <stevenb@suse.de>
10261 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
10264 2005-02-06 Marcin Dalecki <martin@dalecki.de>
10266 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
10268 2005-02-06 Geoffrey Keating <geoffk@apple.com>
10270 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
10271 * config/darwin8.h: New.
10272 * config/darwin7.h: Update comment.
10274 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10275 Dorit Naishlos <dorit@il.ibm.com>
10277 * tree-vectorizer.h (LOC): New type.
10278 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
10279 (loop_line_number): New field in struct _loop_vec_info.
10280 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
10282 * tree-vectorizer.c (input.h): Included.
10283 (find_loop_location): New function.
10284 (vect_debug_stats): Argument changed from loop to LOC. Computation of
10285 loop line number removed.
10286 (vect_debug_details): Likewise.
10287 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
10289 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
10290 call to vect_debug_details/stats changed from loop to loop_loc.
10291 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10292 (slpeel_tree_peel_loop_to_edge): Likewise.
10294 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
10295 changed from NULL to UNKNOWN_LOC.
10296 (vect_get_base_and_offset):
10297 (vect_create_addr_base_for_vector_ref):
10298 (get_vectype_for_scalar_type):
10299 (vect_create_data_ref_ptr):
10300 (vect_init_vector):
10301 (vect_get_vec_def_for_operand):
10302 (vect_finish_stmt_generation):
10303 (vectorizable_assignment):
10304 (vectorizable_operation):
10305 (vectorizable_store):
10306 (vectorizable_load):
10307 (vect_transform_stmt):
10308 (vect_update_ivs_after_vectorizer):
10309 (vect_do_peeling_for_loop_bound):
10310 (vect_do_peeling_for_alignment):
10311 (vect_transform_loop):
10312 (vect_is_simple_use):
10313 (vect_analyze_operations):
10314 (vect_is_simple_iv_evolution):
10315 (vect_analyze_scalar_cycles):
10316 (vect_analyze_data_ref_dependences):
10317 (vect_compute_data_ref_alignment):
10318 (vect_enhance_data_refs_alignment):
10319 (vect_analyze_data_ref_access):
10320 (vect_analyze_data_ref_accesses):
10321 (vect_analyze_pointer_ref_access):
10322 (vect_get_memtag_and_dr):
10323 (vect_analyze_data_refs):
10324 (vect_mark_relevant):
10325 (vect_stmt_relevant_p):
10326 (vect_mark_stmts_to_be_vectorized):
10327 (vect_can_advance_ivs_p):
10328 (vect_get_loop_niters):
10329 (vect_analyze_loop):
10330 (vectorize_loops): Likewise.
10332 (vectorizable_load): Argument in call to vect_debug_details/stats
10333 changed from loop to LOOP_LOC (loop_vinfo).
10334 (vect_transform_loop):
10335 (vect_analyze_operations):
10336 (vect_analyze_scalar_cycles):
10337 (vect_analyze_data_ref_dependence):
10338 (vect_enhance_data_refs_alignment):
10339 (vect_analyze_data_ref_accesses):
10340 (vect_analyze_pointer_ref_access):
10341 (vect_analyze_data_refs):
10342 (vect_analyze_loop): Likewise.
10344 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
10345 changed from loop to loop_loc.
10347 (vect_enhance_data_refs_alignment): Removed unused variable loop.
10349 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10350 Dorit Naishlos <dorit@il.ibm.com>
10352 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
10354 (vect_analyze_data_ref_dependences): Likewise.
10356 (vect_is_simple_use): Argument changed from loop structure to
10357 loop_vect_info structure.
10358 (vect_can_advance_ivs_p): Likewise.
10359 (vect_create_index_for_vector_ref): Likewise.
10360 (vect_update_ivs_after_vectorizer): Likewise.
10361 (new_stmt_vec_info): Likewise.
10363 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
10364 changed from loop to loop_vinfo.
10365 (vect_create_data_ref_ptr): First argument in call to
10366 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
10367 (vectorizable_assignment): Second argument in call to vect_is_simple_use
10368 was changed from loop to loop_vinfo.
10369 (vectorizable_operation): Likewise.
10370 (vectorizable_store): Likewise.
10371 (vect_mark_stmts_to_be_vectorized): Likewise.
10372 (vect_do_peeling_for_loop_bound): First argument in call to
10373 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
10374 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
10375 was changed from loop to loop_vinfo.
10376 (vect_analyze_data_ref_dependences): Third argument in call to
10377 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
10379 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
10380 (vect_create_data_ref_ptr): Likewise.
10381 (vect_init_vector): Likewise.
10382 (vect_get_vec_def_for_operand): Likewise.
10383 (vectorizable_assignment): Likewise.
10384 (vectorizable_operation): Likewise.
10385 (vectorizable_store): Likewise.
10386 (vectorizable_load): Likewise.
10387 (vect_update_ivs_after_vectorizer): Likewise.
10388 (vect_is_simple_use): Likewise.
10389 (vect_analyze_data_ref_dependence): Likewise.
10390 (vect_analyze_pointer_ref_access): Likewise.
10391 (vect_can_advance_ivs_p): Likewise.
10393 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
10394 before _stmt_vec_info.
10395 (_stmt_vec_info): Loop field replaced by loop_vec_info.
10396 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
10397 (new_stmt_vec_info): Argument changed from loop structure to
10398 loop_vect_info structure
10400 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
10401 (vect_analyze_offset_expr): Avoid 80 columns overflow.
10402 (vect_create_addr_base_for_vector_ref): Likewise.
10403 (vect_analyze_pointer_ref_access): Likewise.
10405 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10408 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
10409 phi flag if the phi is abnormal.
10411 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10414 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
10415 information for the new statement.
10417 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10420 * gcc.c (main): Include the target in -v output.
10422 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
10424 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
10425 Do not drop the extend if we'd have to add a paradoxical subreg
10426 later. Include optabs.h and insn-codes.h.
10427 * Makefile.in (combine.o): Depend on $(OPTABS_H).
10429 2005-02-02 Roger Sayle <roger@eyesopen.com>
10431 PR middle-end/19405
10432 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
10433 * fold-const.c (const_binop): Avoid constant folding floating
10434 point operations in modes that use composite representations.
10435 * simplify-rtx.c (simplify_binary_operation): Likewise.
10437 2005-02-02 Geoffrey Keating <geoffk@apple.com>
10439 * config/rs6000/altivec.md (altivec_dst): Make the first operand
10441 (altivec_dstt): Likewise.
10442 (altivec_dstst): Likewise.
10443 (altivec_dststt): Likewise.
10444 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
10447 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10449 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
10450 EXPR_LOCUS from orig_cond to the new cond_stmt.
10451 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
10454 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10456 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
10457 standard_iv_increment_position. Remove call to bsi_next
10458 (no need to bump the iterator anymore).
10459 (vect_create_index_for_vector_ref): Call
10460 standard_iv_increment_position. Remove second function argument.
10461 (vect_finish_stmt_generation): Remove call to bsi_next
10462 (no need to bump the iterator anymore).
10463 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
10464 to vect_create_index_for_vector_ref.
10466 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10468 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
10469 phis are used out of the loop.
10471 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10474 * c-decl.c (undef_nested_function): New variable.
10475 (pop_scope): Diagnose undefined nested functions.
10476 (finish_function): Don't attempt cgraph processing or genericizing
10477 if current top-level function contained an undefined nested
10478 function. Reset undef_nested_function at the end of a top-level
10481 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
10483 * tree.c (build_int_cst_type): Take sign of the value into account
10484 when deciding whether sign extend the value.
10486 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10489 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
10490 (cpp_options, cc1_options): Change %{std*&ansi} to
10491 %{std*&ansi&trigraphs}.
10493 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10495 * cse.c: Update comments.
10497 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
10499 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
10500 arguments go on the stack. Do not put complex doubles in odd/even
10503 2005-02-02 Steven Bosscher <stevenb@suse.de>
10505 * doc/invoke.texi: Update the options enabled at -O1, -O2,
10506 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
10507 -ftree-pre, and -fthread-jumps.
10509 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10511 PR tree-optimization/19578
10512 * tree-flow.h (modified_noreturn_calls): Declare.
10513 (noreturn_call_p): Declare.
10514 * tree-flow-inline.h (noreturn_call_p): New function.
10515 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
10516 * tree-cfg.c (modified_noreturn_calls): New variable.
10517 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
10518 that contain a mid-block noreturn call.
10519 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
10521 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10523 * df.c (df_def_record_1, df_uses_record): Don't use
10525 * df.h (DF_FOR_REGALLOC): Remove.
10527 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10530 * c-typeck.c (really_start_incremental_init): Reset
10531 constructor_max_index for arrays of incomplete type.
10533 2005-02-02 Jeff Law <law@redhat.com>
10535 * gcse.c (struct reg_set): Store the block index where the register
10536 was set rather than the setting insn.
10537 (record_one_set, compute_transp): Corresponding changes.
10538 (pre_insert_copy_insn): Do not call replace_one_set.
10539 (replace_one_set): Remove.
10541 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10544 * doc/gcov.texi: Fix typo.
10546 2005-02-01 Richard Henderson <rth@redhat.com
10549 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
10550 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
10552 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10553 * config/i386/i386-protos.h: Update.
10555 2005-02-01 Steven Bosscher <stevenb@suse.de>
10557 PR tree-optimization/19217
10558 * tree-cfg.c (verify_expr): Use the data field to see if TP was
10559 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
10560 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
10561 that it is walking a PHI node.
10563 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10565 * doc/extend.texi (Nested Functions): Update.
10567 2005-02-01 Richard Henderson <rth@redhat.com>
10570 * optabs.c (expand_copysign_absneg): Export.
10571 * optabs.h (expand_copysign_absneg): Declare.
10572 * config/rs6000/rs6000.md (copysigntf3): New.
10574 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10576 PR tree-optimization/19633
10577 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
10578 * tree-ssa-alias.c (init_alias_info): Initialize.
10579 (merge_pointed_to_info): Set.
10580 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
10581 (dump_points_to_info_for): Show value of pt_null.
10582 (struct count_ptr_d): Declare.
10583 (find_ptr_dereference): Remove.
10584 (ptr_is_dereferenced_by): Remove.
10585 (count_ptr_derefs): New local function.
10586 (count_uses_and_derefs): New local function.
10587 (compute_points_to_and_addr_escape): Call it. If the number
10588 of dereferences is greater than zero, mark the pointer as
10589 dereferenced. If there are fewer dereferences than uses of
10590 the pointer, the pointer's value escapes.
10592 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10594 PR tree-optimization/19670
10595 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10597 (verify_use): ... set it here, instead.
10599 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10601 * doc/sourcebuild.texi (Test directives): Fix formatting.
10603 * doc/sourcebuild.texi (Test directives): Describe selector
10606 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10608 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10609 specific 64-bit CPUs.
10611 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10614 * arm.c (arm_eliminable_register): New function.
10615 (adjacent_mem_locations): Don't allow eliminable registers. Use
10616 HOST_WIDE_INT for address offsets.
10617 * arm-protos.h (arm_eliminable_register): Add prototype.
10619 2005-02-01 Steven Bosscher <stevenb@suse.de>
10621 PR optimization/15242
10622 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
10623 * basic-block.h (duplicate_computed_gotos): Add prototype.
10624 * bb-reorder.c (duplicate_computed_gotos): New function to
10625 duplicate sufficiently small blocks ending in a computed jump.
10626 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
10627 if not optimizing for size.
10628 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
10629 never do tail merging for blocks ending in a computed jump.
10630 * doc/invoke.texi: Document the max-goto-duplication-insns param.
10632 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
10634 Patch from Richard Sandiford <rsandifo@redhat.com>
10635 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
10636 from inheriting a subreg equivalence with a non-spill register.
10638 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
10640 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
10642 * config/frv/frv.c (movcc_fp_destination_operand): New.
10643 (gpr_or_memory_operand): Fix typo in comment.
10644 (gpr_or_memory_operand_with_scratch): New.
10645 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
10646 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
10647 movcc_fp_destination_operand.
10648 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
10649 Legitimize memory addresses using a scratch register.
10651 2005-01-31 Jeff Law <law@redhat.com>
10653 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
10654 bitmap a sparse bitmap instead of a simple bitmap.
10655 (mark_def_sites_initialize_block): Corresponding changes.
10656 (ssa_mark_def_sites_initialize_block): Likewise.
10657 (ssa_mark_phi_uses): Likewise.
10658 (mark_def_site, ssa_mark_def_sites): Likewise.
10659 (mark_def_site_blocks): Likewise.
10660 (rewrite_ssa_into_ssa): Likewise.
10662 * tree-ssa-dom.c (record_cond): Pass correct variable type
10663 for last argument to htab_find_slot_with_hash.
10665 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
10666 effects when optimizing 0 % X. Do not try to optimize X % 0.
10668 2005-01-31 James E. Wilson <wilson@specifixinc.com>
10670 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
10673 2005-02-01 Eric Christopher <echristo@redhat.com>
10675 * config/mips/mips.c (override_options): Warn if -mint64
10677 * doc/invoke.texi (MIPS Options): Document that -mint64 is
10680 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
10682 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
10684 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
10685 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
10686 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
10687 (cached_regno): Initialize to INVALID_REGNUM.
10688 (cse_reg_info_table_size,
10689 cse_reg_info_table_first_uninitialized,
10690 cse_reg_info_timestamp): New.
10691 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
10693 (init_cse_reg_info, get_cse_reg_info_1): New.
10694 (get_cse_reg_info): Cache the last look-up.
10695 (new_basic_block): Update the code to clear mappings from
10696 registers to cse_reg_info entries.
10697 (cse_main): Call init_cse_reg_info.
10699 * cse.c (get_cse_reg_info): Update a comment.
10701 2005-01-31 Steven Bosscher <stevenb@suse.de>
10704 * c-decl.c (start_decl): Do not warn about arrays of elements with
10705 an incomplete type here.
10706 (grokdeclarator): Do it here by making a pedwarn an error.
10707 * c-typeck.c (push_init_level): If there were previous errors with
10708 the constructor type, do not warn about braces for initializers.
10709 (process_init_element): Likewise for excess initializer elements.
10711 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
10713 * cse.c (delete_trivially_dead_insn): Don't iterate.
10715 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
10717 * config/rs6000/rs6000.md (copysignsf3): New expand.
10718 (copysigndf3): Likewise.
10720 2005-01-31 Steven Bosscher <stevenb@suse.de>
10722 * recog.c (constrain_operands): Only look for earlyclobber operand
10723 conflicts if an '&' constraint was seen.
10725 2005-01-31 Marc Espie <espie@openbsd.org>
10727 * config.gcc: Don't include embedded systems fragment, switches default
10728 debugging format to ELF.
10729 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
10730 longer pick it up there.
10732 2005-01-31 Dale Johannesen <dalej@apple.com>
10734 * doc/extend.texi (nested functions): Fix linkage description.
10735 Clarify that static is not allowed.
10737 2005-01-31 Dale Johannesen <dalej@apple.com>
10739 * config/rs6000/darwin.md (movsf_low_di): Make work.
10740 (movdf_low_di): Make work.
10742 2005-01-31 Dale Johannesen <dalej@apple.com>
10744 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
10745 Make work for 64 bit.
10747 2005-01-31 Roger Sayle <roger@eyesopen.com>
10748 Dale Johannesen <dalej@apple.com>
10750 PR middle-end/19650
10751 * fold-const.c (fold_binary_op_with_conditional_arg):
10752 Make types match original operands, before STRIP_NOPS.
10754 2005-01-31 Alan Modra <amodra@bigpond.net.au>
10756 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
10757 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
10758 (struct gcc_sigcontext): Delete. Merge contents to..
10759 (struct gcc_ucontext): ..here.
10760 (get_sigcontext): Delete.
10761 (get_regs): New function, like get_sigcontext but return regs ptr.
10762 64-bit version finds regs from r1 to support vdso.
10763 (ppc_linux_aux_vector): New function.
10764 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
10767 2005-01-31 Ira Rosen <irar@il.ibm.com>
10769 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
10771 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
10772 redundant fold. Fix misalignment for MINUS_EXPR.
10773 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
10774 (vect_analyze_pointer_ref_access): Likewise.
10775 (vect_get_memtag_and_dr): Likewise.
10777 2005-01-31 Richard Henderson <rth@redhat.com>
10779 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
10780 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
10781 absnegdf2_i387, absnegxf2_i387): Likewise.
10783 2005-01-31 Richard Henderson <rth@redhat.com>
10786 * optabs.c (expand_copysign_absneg): New.
10787 (expand_copysign_bit): Split out from ...
10788 (expand_copysign): ... here. Use expand_copysign_absneg.
10790 2005-01-30 Roger Sayle <roger@eyesopen.com>
10792 PR middle-end/19697
10793 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
10794 constant as the second operand and a register as the third.
10796 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10799 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
10800 that dllimport'd functions do not use all call-clobbered registers
10801 to pass parameters.
10803 2005-01-30 Richard Henderson <rth@redhat.com>
10806 * optabs.c (expand_absneg_bit): Split out from expand_unop and
10807 expand_abs_nojump and generalize. Use operand_subword and
10808 emit_no_conflict_block. Support large modes.
10809 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
10811 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
10812 negation to subtraction.
10813 (expand_copysign): Check that the format has signed zeros.
10814 Use operand_subword and emit_no_conflict_block. Support large modes.
10816 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
10818 Fix PR tree-optimization/19624
10820 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
10821 * tree-ssa-pre.c: Add cfgloop.h.
10823 (pre_stats): New member, constified.
10824 (inserted_exprs): New static variable.
10825 (NECESSARY): New macro.
10826 (create_expression_by_pieces): Fold the expression, and
10827 mark it as defaulting to not necessary. Also put in
10829 (fully_constant_expression): New function.
10830 (insert_into_preds_of_block): Modify to not insert phis when we
10831 are playing with induction variables.
10832 Push phis onto the inserted_exprs vector, and mark them as not
10833 necessary by default.
10834 (insert_aux): Call fully_constant_expression on eprime.
10835 If all edges produce the same value, mark it constant.
10836 (mark_operand_necessary): New function.
10837 (remove_dead_inserted_code): New function.
10838 (init_pre): Init loop optimizer to get loop info.
10839 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
10840 (execute_pre): Commit edge inserts, then remove dead code.
10842 2005-01-30 Richard Henderson <rth@redhat.com>
10844 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
10845 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
10847 2005-01-30 Richard Henderson <rth@redhat.com>
10850 * config/i386/i386.c (ix86_expand_copysign): New.
10851 (ix86_split_copysign_const): New.
10852 (ix86_split_copysign_var): Rename from ix86_split_copysign,
10853 rearrange op1/nmask operands.
10854 * config/i386/i386-protos.h: Update.
10855 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
10856 (copysigndf3): Likewise.
10857 (copysignsf3_const, copysigndf3_const): New.
10858 (copysignsf3_var): Rename from copysignsf3, split out splitter
10859 and fix split predicate for X constraint.
10860 (copysigndf3_var): Similarly.
10862 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
10864 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
10865 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
10866 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
10868 2005-01-29 Richard Henderson <rth@redhat.com>
10871 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
10872 of # and * in constraints.
10874 2005-01-29 Richard Henderson <rth@redhat.com>
10876 PR middle-end/19689
10877 * expr.c (store_field): Don't strip sub-mode cast when the input
10878 data is even smaller.
10880 2005-01-29 Richard Henderson <rth@redhat.com>
10882 PR middle-end/19687
10883 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
10886 2005-01-29 Richard Henderson <rth@redhat.com>
10888 * combine.c (make_field_assignment): Fix argument order
10891 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
10893 PR tree-optimization/15791
10894 * fold-const.c (extract_array_ref): New function.
10895 (fold): Fold comparisons between &a[i] and &a[j] or
10896 semantically equivalent trees.
10898 2005-01-29 Jeff Law <law@redhat.com>
10900 * gcse.c (insert_expr_in_table): Revamp handling of available
10901 and anticipatable occurrence lists to avoid unnecessary list
10903 (insert_set_in_table): Similarly.
10905 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
10907 * c-common.c (fix_string_type): Just use c_build_qualified_type to
10909 (c_build_qualified_type): Build qualified array types with
10910 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
10911 * c-decl.c (c_make_fname_decl): Build unqualified array type
10912 before qualified type.
10913 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
10914 type is qualified, not just if type itself is. Don't apply
10915 qualifiers to array type when declarator is processed. Apply
10916 qualifiers to field type whether or not it is an array type.
10917 Don't handle array types specially for applying qualifiers to
10919 * c-typeck.c (composite_type): Build unqualified element type and
10920 array type when forming composite of array types.
10921 (common_pointer_type, comptypes, comp_target_types,
10922 type_lists_compatible_p, build_indirect_ref, build_array_ref,
10923 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
10925 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
10926 (args2) in variables a1 and a2.
10928 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
10930 * cse.c (n_elements_made, max_elements_made): Remove.
10931 (insert): Don't touch n_elements_made.
10932 (cse_main): Don't touch n_elements_made or max_elements_made.
10934 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
10937 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
10938 configuration part of dp-bit.c to be lost.
10940 2005-01-28 Roger Sayle <roger@eyesopen.com>
10942 * expmed.c (expand_mult_highpart_optab): When attempting to use
10943 a non-widening multiplication in a wider mode, the operands need
10944 to be converted (zero or sign extended) to that mode.
10946 2005-01-28 Ian Lance Taylor <ian@airs.com>
10948 PR middle-end/16558
10949 PR middle-end/19583
10950 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
10951 through if both operands fall through.
10953 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10955 * cse.c (fold_rtx) <PC>: Don't optimize.
10957 2005-01-28 Jeff Law <law@redhat.com>
10959 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
10960 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
10962 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
10964 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
10965 cse_reg_info_used_list_end): Remove.
10966 (cse_reg_info_list, cse_reg_info_list_free): New.
10967 (get_cse_reg_info): When allocating an instance of
10968 cse_reg_info, add it to the beginning of the cse_reg_info_list
10969 list. Remove code to maintain cse_reg_info_used_list.
10970 (new_basic_block): Reset the free list to the beginning of
10973 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
10975 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
10976 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
10977 (frv_expand_mdpackh_builtin): New function.
10978 (frv_expand_builtin): Use it to expand __MDPACKH.
10979 * doc/extend.texi (__MDPACKH): Update documentation.
10981 2005-01-28 Uros Bizjak <uros@kss-loka.si>
10983 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
10984 SSE_FLOAT_MODE_P for use_sse computation.
10986 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
10989 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
10991 2005-01-27 Richard Henderson <rth@redhat.com>
10993 * builtins.c (expand_builtin_copysign): New.
10994 (expand_builtin): Call it.
10995 * genopinit.c (optabs): Add copysign_optab.
10996 * optabs.c (init_optabs): Initialize it.
10997 (expand_copysign): New.
10998 * optabs.h (OTI_copysign, copysign_optab): New.
10999 (expand_copysign): Declare.
11001 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
11002 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
11004 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
11005 (ix86_expand_fp_absneg_operator): ... here.
11006 (ix86_split_copysign): New.
11007 * config/i386/i386-protos.h: Update.
11008 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
11009 (copysignsf3, copysigndf3): New.
11011 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
11012 (copysignsf3, ncopysignsf3): New.
11013 (copysigndf3, ncopysigndf3): New.
11014 (copysignxf3, ncopysignxf3): New.
11015 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
11017 2005-01-27 Arend Bayer <arend.bayer@web.de>
11018 Kazu Hirata <kazu@cs.umass.edu>
11020 * cse.c: (find_best_addr): Don't call copy_rtx before calling
11021 fold_rtx. Save cost recomputation if fold_rtx did nothing.
11022 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
11025 2005-01-27 Jeff Law <law@redhat.com>
11027 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
11028 definitions of SSA_NAMEs which are not being rewritten.
11029 (rewrite_ssa_into_ssa): Only initialize the current definition
11030 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
11031 If checking is enabled, assert that SSA_NAME_AUX is clear for all
11032 SSA_NAMEs before returning.
11034 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
11036 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
11037 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
11038 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
11039 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
11040 config/mips/iris6.h, config/sh/sh.c: Update copyright.
11042 2005-01-27 Steven Bosscher <stevenb@suse.de>
11044 PR middle-end/17278
11045 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
11046 higher to -O2 and higher. Likewise for tree PRE.
11047 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
11050 2005-01-27 Ian Lance Taylor <ian@airs.com>
11052 PR middle-end/19583
11053 * gimple-low.c (try_catch_may_fallthru): New static function.
11054 (block_may_fallthru): Handle TRY_CATCH_EXPR.
11055 * tree-inline.c (expand_call_inline): Don't warn about reaching
11056 the end of a non-void function being inlined if the function uses
11059 2005-01-27 Jakub Jelinek <jakub@redhat.com>
11061 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
11064 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
11065 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
11066 (implicitly_declare): Handle error_mark_node.
11068 2005-01-27 Richard Henderson <rth@redhat.com>
11071 * tree.h (struct tree_decl): Add debug_expr_is_from.
11072 (DECL_DEBUG_EXPR_IS_FROM): New.
11073 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
11074 * dwarf2out.c (dwarf2out_var_location): Update to match.
11075 * tree-outof-ssa.c (create_temp): Likewise.
11076 * var-tracking.c (track_expr_p): Likewise.
11077 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
11078 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
11079 * toplev.c (default_tree_printer): Likewise.
11081 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
11083 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
11084 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
11086 2005-01-27 Steven Bosscher <stevenb@suse.de>
11088 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
11089 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
11090 ASM_CLOBBERS): Add tree checks.
11092 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
11093 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
11094 * c-common.def (SWITCH_STMT): Update to match.
11095 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
11096 macros instead of SWITCH_EXPR ones.
11097 * c-dump.c (c_dump_tree): Likewise.
11098 * c-gimplify.c (gimplify_switch_stmt): Likewise.
11099 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
11101 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
11103 2005-01-27 Alan Modra <amodra@bigpond.net.au>
11105 * unwind-dw2.c (execute_stack_op): Add missing cases for
11106 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
11108 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
11110 * config.gcc (Obsolete configurations): Remove 'dummy', add
11111 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
11114 2005-01-26 Diego Novillo <dnovillo@redhat.com>
11116 PR tree-optimization/19633
11117 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
11119 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
11120 are no call-clobbered variables.
11121 * tree-outof-ssa.c (check_replaceable): Return false for calls
11124 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
11126 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
11127 even for variables with NULL DECL_INITIAL.
11129 2005-01-26 Stuart Hastings <stuart@apple.com>
11131 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
11133 2005-01-26 Richard Henderson <rth@redhat.com>
11135 PR middle-end/18008
11136 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11138 * expr.c (store_field): Strip conversions to odd-bit-sized types
11139 if the destination field width matches.
11141 2005-01-26 Richard Henderson <rth@redhat.com>
11143 * c-decl.c, expmed.c, expr.c: Revert last change.
11145 2005-01-26 Richard Henderson <rth@redhat.com>
11147 PR middle-end/18008
11148 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11150 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
11151 if we don't need the bits above those present in the current mode.
11152 * expr.c (store_field): Strip conversions to odd-bit-sized types
11153 if the destination field width matches.
11155 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11157 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11158 either -ffast-math or -funsafe-math-optimizations is in use.
11160 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
11164 * config/avr/avr.c (notice_update_cc): Only set condition code for
11165 ashrqi3 if shift count > 0.
11166 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
11167 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
11168 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
11169 count <= 0 as a no-op, and shift count >= width by copying zero
11170 or sign bit to all bits of the result.
11171 * config/avr/avr.md (all shifts): Add alternatives for zero shift
11172 count, with attribute "length" set to 0 and "cc" set to "none".
11174 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11176 * doc/invoke.texi: Document -mTLS.
11178 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
11179 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
11180 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
11181 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
11182 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
11183 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
11184 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
11185 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
11187 * configure.ac: Check for a TLS capable gas.
11189 * configure: Regenerate.
11191 2005-01-26 Richard Henderson <rth@redhat.com>
11193 PR middle-end/18008
11194 * combine.c (make_field_assignment): Simplify store to zero_extract
11195 from a source with an overlapping mask.
11197 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11199 2004-11-11 Eric Christopher <echristo@redhat.com>
11201 * config/frv/frv.md: Add fr400_integer automaton. Don't
11202 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
11205 2005-01-26 Steven Bosscher <stevenb@suse.de>
11207 PR middle-end/16585
11208 * cfgbuild.c (make_edges): Do not clear or set
11209 current_function_has_computed_jump.
11210 * function.h (struct function): Remove the has_computed_jump field.
11211 (current_function_has_computed_jump): Do not define.
11212 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
11213 in a computed jump. Ignore current_function_has_computed_jump.
11215 2005-01-26 Richard Henderson <rth@redhat.com>
11217 PR middle-end/19515
11218 * expr.c (categorize_ctor_elements): New argument p_must_clear.
11219 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
11221 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
11222 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
11223 objects into static storage if they have more than one non-zero value.
11224 * tree.h (categorize_ctor_elements): Update decl.
11226 2005-01-26 Steven Bosscher <stevenb@suse.de>
11228 PR middle-end/19616
11229 * tree.h (CALL_EXPR_TAILCALL): Add comment.
11230 * calls.c (check_sibcall_argument_overlap_1): Revert the change
11231 to this function from 2004-07-10.
11232 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
11233 the current function for tail call optimizations if the address
11234 of one of it its arguments is taken.
11236 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
11238 * cse.c (fold_rtx): Call equiv_constant only when necessary.
11240 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
11242 * function.c (expand_function_end): If current_function_calls_alloca,
11243 emit stack restore in a place that is reached when the function falls
11244 through at the end.
11246 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
11248 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
11249 rule to avoid matching inappropriate suffix rule.
11251 2005-01-26 Jan Hubicka <jh@suse.cz>
11253 PR tree-optimization/19241
11254 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
11256 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11258 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
11259 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
11261 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
11262 <sim*>: Always use crt1.o, regardless of N in simN.
11263 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11264 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
11265 (CRT_CALL_STATIC_FUNCTION): Remove.
11266 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
11267 use crt1.o, regardless of N in simN.
11268 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11269 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
11270 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
11271 case isystem setting.
11272 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
11274 2005-01-25 Ian Lance Taylor <ian@airs.com>
11276 * gimple-low.c (block_may_fallthru): Correct handling of
11277 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
11279 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11281 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
11282 handlers to match indentation; nested under the mtune=* handler.
11283 Similar for mcpu= and march=.
11285 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
11287 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
11288 * config/mips/linux64.h (LIB_SPEC): Likewise.
11289 * config/mn10300/linux.h (LIB_SPEC): Likewise.
11290 * config/sh/linux.h (LIB_SPEC): Likewise.
11292 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
11294 * config/frv/frv.c (frv_legitimize_tls_address): New.
11295 (TARGET_HAVE_TLS): Define.
11296 (FRV_SYMBOL_REF_TLS_P): Define.
11297 (frv_override_options): Handle new register classes.
11298 (frv_legitimate_address_p): Reject tls addresses.
11299 (frv_legitimize_address): Handle TLS addresses.
11300 (gen_inlined_tls_plt): New.
11301 (gen_tlsmoff): New.
11302 (frv_legitimize_tls_address): New.
11303 (unspec_got_name): Add TLS entries.
11304 (got12_operand): Add R_FRV_TLSMOFF12 case.
11305 (frv_emit_move): Fixup TLS addresses.
11306 (frv_emit_movsi): Legitimize TLS addresses.
11308 * config/frv/frv.h (MASK_BIG_TLS): New.
11309 (TARGET_BIG_TLS): New.
11310 (HAVE_AS_TLS): Define.
11311 (TARGET_SWITCHES): Add -mTLS and -mtls options.
11312 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
11313 (REG_CLASS_NAMES): Same.
11314 (REG_CLASS_CONTENTS): Same.
11315 (CONSTRAINT_LEN): New.
11316 (REG_CLASS_FROM_CONSTRAINT): New.
11317 (PREDICATE_CODES): Add symbolic_operand.
11319 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
11320 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
11321 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
11322 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
11323 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
11324 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
11325 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
11326 GR9_REG, GR14_REG, LRREG.
11327 (type): Add load_or_call attribute.
11328 ("load_or_call"): New reservation.
11329 ("call_gettlsoff"): New.
11330 ("tls_indirect_call"): New.
11331 ("tls_load_gottlsoff12"): New.
11332 ("tlsoff_hilo"): New.
11333 ("tls_tlsdesc_ldd"): New.
11334 ("tls_tlsoff_ld"): New.
11337 * config/frv/frv-protos.h (symbolic_operand): Protoize.
11339 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
11341 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
11342 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
11343 * config/frv/frv.c (TLS_BIAS): Define.
11344 (frv_output_dwarf_dtprel): New.
11346 2005-01-26 Jakub Jelinek <jakub@redhat.com>
11348 PR rtl-optimization/19579
11349 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
11350 both A and B, see if they don't clobber registers the other expr uses.
11352 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
11354 * real.c (do_add): Initialize signalling and canonical members.
11356 * real.c (real_from_integer): Zero out destination.
11358 2005-01-18 Jan Hubicka <jh@suse.cz>
11360 PR tree-optimize/19337
11361 * tree-inline.c (initialize_inlined_parameters): Copy
11362 saved_static_chain_decl only.
11364 2005-01-25 Richard Henderson <rth@redhat.com>
11368 * config/i386/i386.c (x86_inter_unit_moves): Zero.
11369 (ix86_preferred_reload_class): Rewrite fp-constant section, with
11370 80387 enabled, to return a proper subclass. Return the subset that
11371 overlaps with GENERAL_REGS for PLUS.
11372 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
11374 2005-01-25 Richard Henderson <rth@redhat.com>
11376 PR middle-end/19609
11377 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
11379 2005-01-25 Roger Sayle <roger@eyesopen.com>
11381 * expmed.c (choose_multiplier): Change interface to return the
11382 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
11383 (expand_divmod): Update calls to choose_multiplier.
11385 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11387 PR middle-end/19330
11388 * expmed.c (extract_bit_field): Use adjust_address instead of
11389 gen_lowpart when op0 is a MEM.
11391 2005-01-24 Steven Bosscher <stevenb@suse.de>
11393 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
11395 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11397 * config/mips/irix-csr.c: New file.
11398 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11399 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11400 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11403 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11406 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
11407 sparc/elf.h, add sparc/sp-elf.h.
11408 (sparc-*-rtems*): Likewise.
11409 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
11410 tm-dwarf2.h, add sparc/sp-elf.h.
11411 (sparc86x-*-elf): Likewise.
11412 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
11413 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
11414 TARGET_OS_CPP_BUILTINS.
11415 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11416 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11418 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
11419 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
11420 (SWITCH_TAKES_ARG): Likewise.
11421 (LOCAL_LABEL_PREFIX): Likewise.
11422 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11423 (TARGET_N_FORMAT_TYPES): Delete.
11424 (TARGET_FORMAT_TYPES): Likewise.
11425 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11426 * config/sparc/elf.h: Delete.
11427 * config/sparc/sp-elf.h: New file.
11429 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11431 * tree-flow-inline.h (phi_arg_from_edge): Remove.
11432 * tree-flow.h: Remove the corresponding prototype.
11433 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
11434 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
11436 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11439 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
11440 for AIX ABI or ELF -fPIC.
11441 (rs6000_emit_load_toc_table): Don't create toc_section here.
11442 (rs6000_xcoff_file_start): Nor here.
11444 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
11446 * sh.c (ra.h): Don't #include.
11447 (hard_regs_intersect_p): New function, resurrected from ra.c.
11449 * sh.c: Fix 1996 Copyright.
11451 2005-01-24 Richard Henderson <rth@redhat.com>
11452 Aldy Hernandez <aldyh@redhat.com>
11454 * regrename.c (note_sets): Handle subregs.
11456 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
11459 * genconditions.c (write_header, write_conditions): Elide file if
11462 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11464 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
11465 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
11468 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11470 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
11471 expand_builtin_printf, expand_builtin_fprintf,
11472 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
11473 checking against POINTER_TYPE.
11474 (validate_arglist): Handle POINTER_TYPE code by checking
11477 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
11479 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
11480 init_rtlanal): New.
11481 (for_each_rtx): Call for_each_rtx_1.
11482 * rtl.h (init_rtlanal): Declare.
11483 * toplev.c (backend_init): Call init_rtlanal.
11485 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11487 * flow.c (propagate_one_insn): Formatting.
11489 PR middle-end/19551
11490 * flow.c (libcall_dead_p): Be more conservative if unsure.
11491 If there are any instructions between insn and call, see if they are
11492 all dead before saying the libcall is dead.
11494 2005-01-24 Uros Bizjak <uros@kss-loka.si>
11496 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
11497 operand constraint for operand 0.
11499 2005-01-23 Richard Henderson <rth@redhat.com>
11502 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
11503 edges leading to join block.
11505 2005-01-23 Roger Sayle <roger@eyesopen.com>
11507 * expmed.c (expand_mult_highpart): Make static. Change type of
11508 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
11509 (expand_divmod): Updates calls to expand_mult_highpart by using
11510 gen_int_mode to pass a CONST_INT rtx.
11511 * rtl.h (expand_mult_highpart): Remove prototype.
11513 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11515 * flow.c (regset_bytes, regset_size): Remove.
11517 * cfganal.c: Fix a reference to Harvey's paper.
11519 2005-01-23 Steven Bosscher <stevenb@suse.de>
11521 PR rtl-optimization/19464
11522 * tree-optimize.c (init_tree_optimization_passes): Add one more
11523 copyrename pass just before out-of-ssa.
11525 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11528 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11529 * ggc-none.c (ggc_free): Define.
11531 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11533 * cse.c (max_reg, max_insn_uid): Remove.
11534 (cse_main): Don't access max_reg or max_insn_uid.
11536 * c-common.c (explicit_flag_signed_bitfields,
11537 lang_statement_code_p, lang_expand_function_end): Remove.
11538 * c-common.h: Remove the corresponding declarations.
11539 * c-opts.c (c_common_handle_option): Remove all write access
11540 to explicit_flag_signed_bitfields.
11542 * cgraph.c (cgraph_varpool_n_nodes): Remove.
11543 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
11544 * cgraph.h: Remove the corresponding declaration.
11546 * gcse.c (null_pointer_info): Remove.
11548 2005-01-23 Roger Sayle <roger@eyesopen.com>
11549 Eric Botcazou <ebotcazou@libertysurf.fr>
11551 * combine.c (simplify_logical): Only simplify logical expressions
11552 of the form ior(and(x,y),z) by the inverse distributive law if the
11553 result is cheaper than the original.
11555 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11557 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
11558 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
11559 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
11560 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
11561 config/freebsd-spec.h, config/arm/arm.h,
11562 config/h8300/h8300.md, config/i386/i386.md,
11563 config/i386/predicates.md, config/i386/sse.md,
11564 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
11565 config/vax/vax.md: Fix comment typos. Follow spelling
11568 2005-01-23 Steven Bosscher <stevenb@suse.de>
11570 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11571 tests, instead of `less than'.
11573 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11575 * function.c (assign_parm_setup_block): When creating a new stack slot
11576 for a parameter, get its alignment from the parameter's DECL_ALIGN
11577 rather than the type's TYPE_ALIGN. Make sure that the parameter
11578 is at least word aligned.
11580 2005-01-22 Roger Sayle <roger@eyesopen.com>
11582 PR middle-end/19378
11583 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11585 2005-01-22 Richard Henderson <rth@redhat.com>
11588 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
11589 in both compare operands.
11590 (movdfcc_1_sse_max): Likewise.
11591 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
11592 (movdfcc_1_sse): Likewise.
11593 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
11594 scratch register as needed.
11596 2005-01-22 Richard Henderson <rth@redhat.com>
11598 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11600 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11602 2005-01-22 Richard Henderson <rth@redhat.com>
11604 * genopinit.c (optabs): Use smin/smax for floating point too.
11605 * doc/md.texi: Update to match. Clarify that floating point
11606 results are undefined for +0/-0 and NaN.
11607 * doc/rtl.texi: Likewise.
11608 * rtl.def (SMIN, SMAX): Likewise
11609 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
11611 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
11612 leading 's' to the name.
11613 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
11614 smaxxf3, sminxf3): Likewise.
11615 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
11618 2005-01-22 Paul Brook <paul@codesourcery.com>
11620 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11622 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11624 * config/s390/s390.c (struct processor_costs): New fields
11625 dlgr, dlr, dr, dsgfr, dsgr.
11626 (z900_cost, z990_cost): Values for new fields.
11627 (s390_rtx_costs): New cases MEM und COMPARE in switch
11628 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
11629 DIV, MOD, UDIV, UMOD.
11631 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11633 * config/s390/s390.md ("doloop_si64"): Reload input value directly
11634 into the register being decremented.
11635 ("doloop_si31", "doloop_di"): Likewise.
11636 ("*doloop_si_long"): Adapt pattern.
11638 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11640 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
11642 (CLASS_MAX_NREGS): Likewise.
11644 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
11646 * doc/tree-ssa.texi (Statement Operands): Add example for new
11647 must-def macro. Note deprecation of old operands interface.
11649 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
11651 PR tree-optimization/19484
11652 * tree-cfg.c (remove_fallthru_edge): New function.
11653 (cleanup_control_flow): Remove fallthru edges from calls that are
11654 now known not to return.
11656 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11658 Fix PR tree-optimization/19038
11659 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
11660 copies with loop variant ones.
11662 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
11664 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
11665 config/alpha/alpha-protos.h, config/alpha/alpha.h,
11666 config/alpha/alpha.md, config/alpha/predicates.md,
11667 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
11668 config/sparc/sol2.h: Update copyright.
11670 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
11671 first label to see if it is a nonlocal label.
11673 2005-01-22 David Edelsohn <edelsohn@gnu.org>
11674 Andrew Pinski <pinskia@physics.uc.edu>
11677 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
11678 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
11680 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11682 * config/rs6000/rtems.h: Update copyright.
11684 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11687 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
11688 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
11689 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
11691 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11694 * c-typeck.c (convert_arguments): Check for error_mark_node.
11696 2005-01-21 Ian Lance Taylor <ian@airs.com>
11698 PR tree-optimization/13000
11699 * tree-inline.c: Include "tree-flow.h".
11700 (expand_call_inline): If warn_return_type, warn if non-void inline
11701 function falls through.
11702 * tree-cfg.c (execute_warn_function_return): Don't warn about
11703 control reaching end if TREE_NO_WARNING is set. Set
11705 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
11707 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
11708 branch if we don't need one.
11709 * c-typeck.c: Include "tree-flow.h"
11710 (c_finish_bc_stmt): Don't add a goto if the current statement
11711 list doesn't fall through to the current point.
11713 2005-01-21 Roger Sayle <roger@eyesopen.com>
11715 PR rtl-optimization/576
11716 * real.c (real_arithmetic): Change return type from void to bool
11717 to return an indication that the result may be inexact.
11718 * real.h (real_arithmeric): Update prototype.
11719 * fold-const.c (const_binop): Don't constant fold floating
11720 point expressions when the user specifies -frounding-math and
11721 the result may depend upon the run-time rounding mode.
11722 (fold_convert_const_real_from_real): Clean-up.
11723 (fold_initializer): Ignore flag_rounding_math for initializers.
11724 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
11725 constant fold FP operations with flag_rounding_math if the
11726 result may depend upon the run-time rounding mode.
11728 2005-01-21 Tom Tromey <tromey@redhat.com>
11730 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
11732 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
11734 * tree-cfg.c: Fix comment typos.
11736 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
11738 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
11739 around the call to rest_of_handle_branch_target_load_optimize.
11741 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11743 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
11744 (sparc64-*-openbsd*): Likewise.
11745 (sparclite-*-elf*): Include tm-dwarf2.h.
11746 (sparc86x-*-elf*): Likewise.
11747 (sparc64-*-elf*): Likewise.
11748 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
11749 (DBX_DEBUGGING_INFO): Likewise.
11750 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
11751 (PREFERRED_DEBUGGING_TYPE): Likewise.
11752 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
11753 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
11754 (PREFERRED_DEBUGGING_TYPE): Likewise.
11755 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
11756 (PREFERRED_DEBUGGING_TYPE): Likewise.
11757 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
11759 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
11762 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
11764 2005-01-20 Paul Brook <paul@codesourcery.com>
11766 * doc/rtl.texi: Document value extension requirements for CONST_INT.
11768 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11770 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
11771 label is first in a sequence of labels.
11773 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
11775 2005-01-20 Janis Johnson <janis187@us.ibm.com>
11776 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11778 * doc/sourcebuild.texi (Test Directives): New.
11780 2005-01-20 Roger Sayle <roger@eyesopen.com>
11782 * real.c (real_floor): Don't leave the result uninitialized when
11783 mode is VOIDMode, but return the unrounded intermediate value.
11784 (real_ceil): Likewise.
11786 2005-01-20 Paul Brook <paul@codesourcery.com>
11788 * config/arm/arm.md (insv): Use gen_int_mode.
11790 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11792 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
11793 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11794 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11795 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11796 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11798 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11801 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
11802 fbreg, so we have to assume we can't.
11803 (loc_descriptor_from_tree_1): Ditto.
11804 (containing_function_has_frame_base): New function.
11805 (add_location_or_const_value_attribute): Use it.
11806 Also try to generate a frame_base from a single element location
11809 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11811 PR tree-optimization/15349
11812 * timevar.def (TV_TREE_MERGE_PHI): New.
11813 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
11815 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
11816 calls to tree_forwarder_block_p.
11817 (remove_forwarder_block_with_phi, merge_phi_nodes,
11818 gate_merge_phi, pass_merge_phi): New.
11819 * tree-optimize.c (init_tree_optimization_passes): Add
11821 * tree-pass.h: Add an extern for pass_merge_phi;
11823 2005-01-20 Richard Henderson <rth@redhat.com>
11826 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
11827 (_mm_castps_pd, _mm_castps_si128): New.
11828 (_mm_castsi128_ps, _mm_castsi128_pd): New.
11830 2005-01-20 Richard Henderson <rth@redhat.com>
11833 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
11834 __builtin_ia32_vec_init_v2si.
11835 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
11836 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
11837 (ix86_init_mmx_sse_builtins): Create it.
11838 (ix86_expand_builtin): Expand it.
11839 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
11840 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
11841 (vec_extractv2si_0, vec_extractv2si_1): New.
11843 2005-01-20 Richard Henderson <rth@redhat.com>
11846 * config/i386/i386.c (ix86_expand_push): New.
11847 * config/i386/mmx.md (push<MMXMODE>1): New.
11848 * config/i386/sse.md (push<SSEMODE>1): New.
11849 * config/i386/i386-protos.h: Update.
11851 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11853 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
11856 2005-01-20 Richard Henderson <rth@redhat.com>
11858 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
11859 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
11861 2005-01-19 Richard Henderson <rth@redhat.com>
11864 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
11865 to V4SFmode in SSE1 fallback load path.
11867 2005-01-19 Richard Henderson <rth@redhat.com>
11869 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
11870 in QImode expansion to ix86_expand_vector_set.
11871 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
11873 2005-01-19 Richard Henderson <rth@redhat.com>
11876 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
11877 subclass of the input class.
11878 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
11879 Always true for cross-SSE1 classes. Rationalize conditionals.
11880 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
11881 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
11882 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
11883 (movdi_2): Add MMX/SSE zeros.
11884 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
11885 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
11886 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11887 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
11888 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
11889 (zero_extendsidi2_rex64_1): Remove.
11890 (MOV0 peephole): Check GENERAL_REG_P.
11892 2005-01-19 Richard Henderson <rth@redhat.com>
11895 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
11897 (ix86_expand_vector_extract): Likewise.
11899 2005-01-19 Richard Henderson <rth@redhat.com>
11901 PR middle-end/19304
11902 * expr.c (emit_move_change_mode): New argument force; use
11903 simplify_gen_subreg if true.
11904 (emit_move_via_alt_mode): Merge into ...
11905 (emit_move_via_integer): ... here.
11906 (emit_move_ccmode): Use emit_move_change_mode directly.
11908 2005-01-19 Richard Henderson <rth@redhat.com>
11911 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
11912 (alpha_preferred_reload_class): Handle CONST_VECTOR.
11913 (alpha_emit_set_const_1): Add no_output parameter; don't emit
11915 (alpha_emit_set_const): Likewise. Make static.
11916 (alpha_emit_set_long_const): Make static.
11917 (alpha_extract_integer): Split out from alpha_expand_mov.
11918 (alpha_split_const_mov): Likewise.
11919 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
11920 (alpha_legitimate_constant_p): New.
11921 * config/alpha/alpha-protos.h: Update.
11922 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
11923 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
11924 * config/alpha/alpha.md (movsi): Add n alternative.
11925 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
11926 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
11927 (splitters for all of the above): Use alpha_split_const_mov.
11928 * config/alpha/predicates.md (non_add_const_operand): New.
11929 (non_zero_const_operand): New.
11930 (input_operand): Use alpha_legitimate_constant_p after reload.
11932 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11934 PR tree-optimization/19038
11935 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
11936 (add_candidate): Add ivs with increment in latch only if
11937 allow_ip_end_pos_p is true.
11938 (determine_iv_cost): Use empty_block_p.
11940 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
11942 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
11943 (compute_dominance_frontiers): Ditto.
11945 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
11948 * config/sh/t-rtems: New.
11949 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
11951 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
11953 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
11954 the offset of the selected field.
11956 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
11958 * tree-cfg.c (remove_forwarder_block): Fix the check to
11959 prevent a nonlocal label from appearing in the middle of a
11962 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
11964 PR rtl-optimization/19462
11965 * reorg.c (find_end_label): Create return insn only if
11966 current_function_epilogue_delay_list is empty.
11968 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
11970 * doc/passes.texi: Remove paragraph mentioning new-ra.
11972 2005-01-19 Jakub Jelinek <jakub@redhat.com>
11974 PR rtl-optimization/15139
11975 * combine.c: Include params.h.
11976 (count_rtxs): New function.
11977 (record_value_for_reg): If replace_rtx would replace at least
11978 2 occurrences of REG in VALUE and TEM is really large, replace REG with
11979 (clobber (const_int 0)) instead of TEM.
11980 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
11981 * params.h (MAX_LAST_VALUE_RTL): New.
11982 * Makefile.in (combine.o): Depend on $(PARAMS_H).
11983 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
11986 * c-typeck.c (digest_init): Only call build_vector if all constructor
11987 elements are *_CST nodes.
11988 * gimplify.c (gimplify_init_constructor): Likewise.
11990 PR middle-end/19164
11991 * c-typeck.c (digest_init): Only call build_vector if inside_init
11994 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
11996 * toplev.c (init_asm_output): Remove dead #ifdef.
11998 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
12000 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
12002 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12004 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
12005 accessing DECL_FUNCTION_CODE.
12006 * dojump.c (do_jump): Likewise.
12007 * gimplify.c (gimplify_call_expr): Likewise.
12008 * predict.c (expr_expected_value): Likewise.
12009 (strip_builtin_expect): Likewise.
12010 * tree-inline.c (estimate_num_insns_1): Likewise.
12011 * tree-ssa-loop-im.c (stmt_cost): Likewise
12012 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
12013 (tree_expr_nonnegative_p): Likewise.
12015 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12017 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
12018 variant of the load_pcrel_sym pattern.
12019 * config/sparc/sparc.md (P macro): Move to the top.
12020 (load_pcrel_sym): Macroize using P.
12021 (save_register_window): Likewise.
12023 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
12025 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
12026 ("sordered"): Same.
12028 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
12031 * c-typeck.c (build_asm_expr): Strip nops off
12032 input memory operands.
12034 2005-01-18 David Edelsohn <edelsohn@gnu.org>
12036 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
12037 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
12038 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
12039 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
12041 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
12044 * config/i386/i386.c (override_options): If the 80387 is disabled,
12045 then do not return FP values using FP registers.
12047 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
12049 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
12050 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
12051 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
12052 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
12053 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
12054 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
12055 output.h, postreload-gcse.c, postreload.c, recog.c,
12056 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
12057 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
12058 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
12059 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
12060 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
12061 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
12062 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
12063 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
12065 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
12066 config/alpha/alpha.c, config/arm/vfp.md,
12067 config/i386/emmintrin.h, config/i386/i386-modes.def,
12068 config/i386/i386-protos.h, config/i386/i386.h,
12069 config/i386/pmmintrin.h, config/i386/ppro.md,
12070 config/i386/predicates.md, config/i386/xmmintrin.h,
12071 config/i860/i860.c, config/ia64/ia64-modes.def,
12072 config/ia64/ia64-protos.h, config/ia64/ia64.h,
12073 config/ia64/ia64.md, config/ia64/itanium1.md,
12074 config/ia64/itanium2.md, config/ia64/predicates.md,
12075 config/iq2000/iq2000.h, config/mips/linux64.h,
12076 config/rs6000/aix41.h, config/rs6000/aix43.h,
12077 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
12078 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
12079 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
12080 config/sparc/linux64.h, config/sparc/litecoff.h,
12081 config/sparc/sp64-elf.h, config/sparc/sparc.c,
12082 config/sparc/sparc.h, config/sparc/sparc.md,
12083 config/sparc/sysv4-only.h: Update copyright.
12085 2005-01-18 Richard Henderson <rth@redhat.com>
12088 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
12090 2005-01-18 Marc Espie <espie@openbsd.org>
12091 * config/i386/openbsdelf.h: Typo.
12093 2005-01-18 Richard Henderson <rth@redhat.com>
12095 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
12096 special case for sse.
12097 * config/i386/predicates.md (sse_comparison_operator): Likewise.
12099 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
12101 * tree-inline.c (estimate_num_insns_1): Added cases for
12102 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
12104 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12106 PR rtl-optimization/19296
12107 * combine.c (simplify_comparison): Rewrite the condition under
12108 which a non-paradoxical SUBREG of a PLUS can be lifted when
12109 compared against a constant.
12111 2005-01-18 Andi Kleen <ak@muc.de>
12113 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
12114 * c.opt (-Wpointer-sign): Add.
12115 * doc/invoke.texi: (-Wpointer-sign): Add.
12117 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12119 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
12120 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
12121 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
12122 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
12123 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
12124 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
12125 for TARGET_MIX_SSE_I387.
12126 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
12127 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
12128 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
12129 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
12130 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
12131 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
12132 TARGET_MIX_SSE_I387.
12133 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
12136 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12139 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
12140 Add movaps alternative for xmm reg->reg move.
12142 2005-01-17 Jeff Law <law@redhat.com>
12144 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
12145 at the end of the main DOM loop rather than just before DOM exits.
12147 2005-01-17 Diego Novillo <dnovillo@redhat.com>
12149 PR tree-optimization/19121
12150 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
12151 adding aliases to a name tag, also add them to the pointer's
12153 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
12154 sensitive alias info at all. Only check that the two pointers
12155 have compatible pointed-to sets.
12156 * tree-ssa.c (verify_name_tags): Verify that the alias set of
12157 a pointer's type tag is a superset of the alias set of the
12158 pointer's name tag.
12160 2005-01-17 James E Wilson <wilson@specifixinc.com>
12163 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
12164 comment to document why.
12166 2005-01-17 Richard Henderson <rth@redhat.com>
12168 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
12169 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
12170 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
12171 sse2_vmsminv2df3_finite): New.
12172 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
12173 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
12174 Force op1 into register.
12176 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
12178 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
12179 bubblestrap from always rebuilding build directory.
12181 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
12183 * config/s390/s390.md ("*clc"): Remove incorrect '='.
12184 ("*cmpmem_short"): Likewise.
12186 2005-01-17 Steven Bosscher <stevenb@suse.de>
12188 * basic-block.h: Document BB_* flags.
12189 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
12190 use an sbitmap instead.
12191 * sched-rgn.c (compute_trg_info): Likewise.
12193 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
12195 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
12196 redundant target_cpu_default and extra_parts lines. Use the default
12198 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
12199 (SUBTARGET_EXTRA_SPECS): Delete.
12200 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
12201 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
12202 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
12203 and "n32" for -mabi=n32.
12205 2005-01-17 Ian Lance Taylor <ian@airs.com>
12208 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
12209 fold constant variables into initial values.
12211 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12213 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
12215 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
12216 through the statements backward.
12218 2005-01-17 Ian Lance Taylor <ian@airs.com>
12220 PR middle-end/13127:
12221 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
12222 a variable set to the return value of the inlined function.
12224 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
12226 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
12227 when modes are tieable.
12229 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
12231 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
12232 of pthread_create to find out if threads are enabled.
12233 * gthr-posix95.h (__gthread_active_p): Likewise.
12235 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12237 * common.opt (-fnew-ra): Remove.
12239 * toplev.h (flag_new_regalloc): Remove.
12240 * Makefile.in (ra*.*): Don't mention.
12241 * passes.c (rest_of_handle_new_regalloc): Remove.
12242 (rest_of_handle_combine, rest_of_compilation): Always consider
12243 flag_new_regalloc as false.
12244 * doc/invoke.texi: Don't document -fnew-ra.
12246 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12248 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
12249 last parameter to reg_scan.
12250 * loop.c (loop_optimize): Likewise.
12251 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
12252 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
12253 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12254 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12255 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
12256 * regclass.c (reg_scan): Likewise, for the declaration.
12257 * rtl.h (reg_scan): Likewise, for the prototype.
12259 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12261 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
12262 mark_dfs_back_edges.
12264 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
12266 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
12267 (compute_avail): Uses don't go in tmp_gen.
12269 2005-01-16 Steven Bosscher <stevenb@suse.de>
12271 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
12272 loop to look for a free slot in a page entry.
12274 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12277 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
12278 * toplev.c (compile_file): Call process_pending_assemble_output_defs
12279 just before targetm.asm_out.file_end.
12280 * tree.h (process_pending_assemble_output_defs): Declare.
12281 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
12283 (assemble_alias): Defer generation of assembly code for defines when
12284 TARGET_DEFERRED_OUTPUT_DEFS is true.
12285 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12286 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12287 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
12289 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12292 * pa.c (pa_scalar_mode_supported_p): New function.
12293 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12294 * pa.h (MIN_UNITS_PER_WORD): Add comment.
12296 * pa-protos.h (prefetch_operand): Delete.
12297 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
12298 * pa.c (prefetch_operand): Delete.
12299 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
12300 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
12301 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
12302 and prefetch_nocc_operand.
12303 * pa.md (prefetch): Rework to avoid reload problems handling short
12304 displacements when a cache control completer needs to be provided.
12305 (prefetch_32, prefetch_64): Delete.
12306 (prefetch_cc, prefetch_nocc): New patterns.
12308 2005-01-15 David Edelsohn <edelsohn@gnu.org>
12310 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
12312 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12315 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
12316 exceeds maximum alignment for global common data.
12317 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
12318 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
12320 2004-01-15 Roger Sayle <roger@eyesopen.com>
12322 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
12324 2004-01-15 Roger Sayle <roger@eyesopen.com>
12326 * harg-reg-set.h (reg_class_names): Prototype global array.
12327 * regclass.c (reg_class_names): Declare here and initialize to
12329 (dump_regclass): Remove local declaration of reg_class_names.
12330 (regclass): Likewise.
12331 * cfg.c (dump_flow_info): Likewise.
12332 * ra-debug.c (reg_class_names): Likewise.
12333 * regrename.c (reg_class_names): Likewise.
12334 * reload.c (reg_class_names): Likewise.
12335 * reload1.c (spill_failure): Likewise.
12336 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
12338 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
12340 * config/s390/s390.md ("reload_outti"): Remove predicate for
12341 output operand. Abort if operand is not a MEM.
12342 ("reload_outdi", "reload_outdf"): Likewise.
12344 2005-01-15 Marc Espie <espie@openbsd.org>
12346 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
12347 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
12348 * config/openbsd.h: Fix C++ includes for native configurations.
12349 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
12350 Add trampoline support.
12351 * config/i386/openbsdelf.h: New.
12353 2005-01-15 Marc Espie <espie@openbsd.org>
12355 * collect2.c (main): Explicitly parse -dynamic-linker option.
12357 2005-01-15 Jakub Jelinek <jakub@redhat.com>
12359 PR tree-optimization/19060
12360 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
12361 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
12362 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
12363 and handle extract_range_from_cond returning false.
12364 * fold-const.c (fold): Optimize comparisons with min/max even for
12365 width > HOST_BITS_PER_WIDE_INT.
12367 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
12369 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
12370 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
12371 Remove little endian multilib variants.
12372 Add mips32 multilib variant.
12374 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
12376 * explow.c (copy_all_reg, stabilize): Remove.
12377 * expr.h: Remove the corresponding prototypes.
12379 * rtlanal.c (regs_set_between_p): Remove.
12380 * rtl.h: Remove the corresponding prototype.
12382 2005-01-14 David Edelsohn <edelsohn@gnu.org>
12384 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
12385 to rs6000_nonimmediate_operand.
12386 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
12387 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
12388 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
12389 rs6000_nonimmediate_operand.
12390 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
12391 rs6000_nonimmediate_operand.
12393 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
12395 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
12397 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12399 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
12401 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
12402 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
12404 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
12405 (rs6k_nonimmediate_operand): New.
12406 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
12408 (legitimate_lo_sum_address_p): Same.
12409 (rs6000_legitimize_address): Same.
12410 (rs6000_legitimize_reload_address): Same.
12411 (rs6000_legitimate_address): Same.
12412 (spe_build_register_parallel): Pass DF and DC modes in a DI
12415 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
12416 to rs6k_nonimmediate_operand.
12418 * config/rs6000/spe.md ("*frob_df_di"): New.
12419 ("*frob_di_df"): New.
12420 ("*frob_di_df_2"): New.
12421 ("*mov_sidf_e500_subreg0"): New.
12422 ("*mov_sidf_e500_subreg4"): New.
12423 ("*movdf_e500_double"): Change predicate to
12424 rs6k_nonimmediate_operand.
12426 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12428 * postreload.c (move2add_note_store): Only call
12429 trunc_int_for_mode on scalar integers.
12431 2005-01-14 Steven Bosscher <stevenb@suse.de>
12433 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
12434 replace BB_VISITED uses.
12435 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
12436 (propagate_necessity): Check the bitmap instead of BB_VISITED.
12437 (tree_dce_done): Free visited_control_parents.
12438 (perform_tree_ssa_dce): Allocate and clear it.
12439 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
12440 (compute_antic): Iterate from here using a DFS. Use an sbitmap
12441 instead of BB_VISITED.
12443 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
12445 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
12446 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
12447 Remove unused prototypes.
12449 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12451 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
12452 64-bit register usage.
12453 (spe_func_has_64bit_regs_p): Add FIXME note.
12455 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12457 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
12458 flag_finite_math_only with flag_unsafe_math_optimizations.
12460 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
12462 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
12463 end-of-stack check.
12464 (__tpf_eh_return): Copy TPF private stack area from the module
12465 boundary stack frame. Add check for when module addresses are
12466 equal, but no stub address is found.
12468 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
12471 * arm.h (struct machine_function): Add call_via field.
12472 (thumb_call_via_label): Declare.
12473 * arm.c (thumb_call_via_label): New variable.
12474 (thumb_call_reg_needed): New variable.
12475 (arm_output_function_epilogue): For Thumb code, output any per-function
12476 call-indirect trampolines.
12477 (thumb_call_via_reg): New function.
12478 (arm_file_end): New function.
12479 (TARGET_ASM_FILE_END): Call arm_file_end.
12480 (aof_file_end): Likewise.
12481 * arm-protos.h (thumb_call_via_reg): Declare.
12482 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
12483 thumb_call_via_reg in normal case.
12485 2005-01-14 Jakub Jelinek <jakub@redhat.com>
12487 PR middle-end/19084
12488 PR rtl-optimization/19348
12489 * recog.c (peephole2_optimize): Do global life update if some peephole
12490 decides it doesn't need at least one of its inputs and that change
12491 influences liveness at the start of the basic block.
12493 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
12494 arguments instead of 1.
12496 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
12498 PR middle-end/18820
12499 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
12500 zero for nested functions needing a static chain or functions
12501 with a non-constant address.
12503 2005-01-13 Roger Sayle <roger@eyesopen.com>
12505 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12506 (and (sign_extend X) C) into (zero_extend (and X C)).
12508 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12510 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12512 2005-01-13 Richard Henderson <rth@redhat.com>
12517 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
12518 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
12519 not just TARGET_SSE.
12520 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
12521 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
12522 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
12523 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
12524 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
12525 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
12526 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
12527 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
12528 (movdicc_c_rex64): Rename with '*'.
12529 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
12530 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
12531 (movsfcc_1_387): Rename from movsfcc_1.
12532 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
12533 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
12534 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
12535 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
12536 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
12537 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
12538 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
12539 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
12540 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
12541 sse_movdfcc_const0_4): Remove.
12542 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
12543 recognize min/max early. Update for changed sse cmove patterns.
12544 (ix86_split_sse_movcc): New.
12545 * config/i386/i386-protos.h: Update.
12547 2005-01-13 Steven Bosscher <stevenb@suse.de>
12549 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12550 (fix_stmt_v_may_defs): Likewise.
12552 2005-01-13 Richard Henderson <rth@redhat.com>
12554 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12555 for converting the mask.
12557 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12559 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12562 2005-01-13 Richard Henderson <rth@redhat.com>
12564 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
12565 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
12566 IX86_BUILTIN_MOVDQ2Q): Remove.
12567 (IX86_BUILTIN_VEC_EXT_V4SI): New.
12568 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
12569 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
12571 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
12572 (sse2_pextrw): Fix immediate constraint.
12573 (sse2_loadq, sse2_loadq_rex64): Remove.
12574 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
12575 Use __builtin_ia32_vec_ext_<size>.
12576 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
12578 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12580 * function.c (assign_parm_setup_block): Look inside original
12581 entry_parm when inspecting PARALLEL.
12583 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12584 Joel Sherrill <joel@oarcorp.com>
12587 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
12588 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
12589 rtems_gxx_recursive_mutex_init.
12590 (__gthread_recursive_mutex_lock): New function.
12591 (__gthread_recursive_mutex_trylock): Likewise.
12592 (__gthread_recursive_mutex_unlock): Likewise.
12594 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12596 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12598 2005-01-13 Jan Beulich <jbeulich@novell.com>
12600 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
12601 (ashrti3_internal): Indicate output is early clobber. Generate result
12602 into output rather than first input. Use move for low word of output
12603 if shift count is exactly 64.
12604 (lshrti3_internal): Likewise.
12606 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12610 * reload1.c (delete_output_reload): Don't delete an output reload
12611 if the pseudo lives longer than a single basic block. Adjust and
12612 improve wording of comment.
12614 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12617 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12618 of TYPE_SIZE where we mean the number of bytes.
12620 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12622 * function.c (assign_parm_setup_block): Relax condition on
12623 multi-register optimization.
12625 2005-01-12 Nick Clifton <nickc@redhat.com>
12627 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
12628 an "in_delay_slot" attribute of "no" to prevent them being used in
12629 delay slots. This is forbidden because they might generate
12632 2005-01-12 Alan Modra <amodra@bigpond.net.au>
12635 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
12636 with r->Y and Y->r.
12638 2005-01-12 Nick Clifton <nickc@redhat.com>
12640 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
12641 passed on to GAS) but do not define, as GAS no longer supports or
12642 needs the -m2000 option.
12644 2005-01-11 Roger Sayle <roger@eyesopen.com>
12646 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
12647 type as args of unprototyped builtins aren't automatically promoted.
12648 (fold_builtin_abs): Likewise.
12650 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12652 * Makefile.in: Set a `build-warn' variable.
12654 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12656 PR tree-optimization/17949
12657 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
12658 (find_interesting_uses_address): Use it.
12660 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
12662 * regrename.c (kill_value): Handle subreg's that won't simplify.
12664 2005-01-11 Richard Henderson <rth@redhat.com>
12667 * config/i386/i386.h (enum ix86_builtins): Move ...
12668 * config/i386/i386.c: ... here.
12669 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
12670 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
12671 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
12672 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
12673 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
12674 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
12675 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
12676 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
12677 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
12678 IX86_BUILTIN_LOADDDUP): Remove.
12679 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
12680 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
12681 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
12682 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
12683 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
12684 (ix86_init_builtins): Make static.
12685 (ix86_init_mmx_sse_builtins): Update for changed builtins.
12686 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
12687 if all the modes match. Otherwise, fake it.
12688 (get_element_number, ix86_expand_vec_init_builtin,
12689 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
12690 (ix86_expand_builtin): Make static. Update for changed builtins.
12691 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
12692 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
12693 (ix86_expand_vector_init_duplicate): New.
12694 (ix86_expand_vector_init_low_nonzero): New.
12695 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
12696 Split out from ix86_expand_vector_init; handle integer modes.
12697 (ix86_expand_vector_init): Use them.
12698 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
12699 * config/i386/i386-protos.h: Update.
12700 * config/i386/predicates.md (reg_or_0_operand): New.
12701 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
12702 (movv2sf_internal): Likewise. And a splitter to match them all.
12703 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
12704 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
12705 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
12706 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
12707 (mmx_pinsrw): Fix operand ordering.
12708 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
12709 rather than sse_loadss expander.
12710 (movv2df splitter): Similarly.
12711 (sse_loadss, sse_loadlss): Remove.
12712 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
12713 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
12714 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
12715 (sse3_movddup): Rename with '*'.
12716 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
12717 (sse2_loadsd): Remove.
12718 (vec_dupv2df_sse3): Rename from sse3_loadddup.
12719 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
12720 (sse2_pinsrw): Fix argument ordering.
12721 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
12722 (sse2_stored): Remove 'r' destination.
12723 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
12724 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
12725 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
12726 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
12727 vec_extractv16qi, vec_initv16qi): New.
12729 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
12730 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
12731 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
12733 (_mm_load_pd, _mm_store_pd): Use plain dereference.
12734 (_mm_load_si128, _mm_store_si128): Likewise.
12735 (_mm_load1_pd): Use _mm_set1_pd.
12736 (_mm_load_sd): Use _mm_set_sd.
12737 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
12738 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
12739 (_mm_set_epi64): Use _mm_set_epi64x.
12740 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
12741 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
12742 _mm_setr_epi8): Use _mm_set_foo form.
12743 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
12744 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
12745 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
12746 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
12747 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
12748 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
12749 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
12750 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
12751 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
12752 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
12753 (_mm_movedup_pd): Use _mm_shuffle_pd.
12754 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
12755 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
12756 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
12757 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
12758 Use _mm_setzero_ps.
12759 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
12760 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
12761 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
12762 (_mm_store_ps): Use raw dereference.
12763 (_mm_store1_ps): Use _mm_storeu_ps.
12764 (_mm_storer_ps): Use _mm_store_ps.
12765 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
12766 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
12768 2005-01-11 Stan Shebs <shebs@apple.com>
12770 * config/rs6000/rs6000.c (machopic_output_stub): Issue
12771 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
12773 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
12776 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
12777 Skip all DECLs except for FIELD_DECLs.
12779 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12781 * config/s390/s390.c (override_options): Return error if
12782 -mbackchain, -mpacked-stack and -mhard-float are used together.
12783 (s390_va_start): Remove the backchain && packed-stack special case.
12784 (s390_gimplify_va_arg): Likewise.
12785 * doc/invoke.texi: Remove the ABI incompatibility note.
12787 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12789 * config/s390/s390.c (struct s390_frame_layout): Remove
12791 (s390_frame_info, s390_emit_prologue): Replace occurrences of
12792 save_backchain_p with TARGET_BACKCHAIN.
12794 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12797 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
12798 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
12799 * function.c (locate_and_pad_parm): Set new field.
12800 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
12801 Tweak where_pad test to include "none". Always set mem align for
12803 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
12804 not sufficient for type.
12805 (assign_parm_setup_block): If stack_parm is zero on entry, always
12806 make a new stack local. Block move old stack parm if necessary
12807 to new aligned stack local.
12808 (assign_parm_setup_stack): Use a block move to handle
12809 potentially misaligned entry_parm.
12810 (assign_parms_unsplit_complex): Specify required alignment when
12811 creating stack local.
12812 * calls.c (compute_argument_addresses): Override alignment of stack
12813 arg calculated from its type with the alignment given by
12814 FUNCTION_ARG_BOUNDARY.
12815 (store_one_arg): Likewise.
12817 2005-01-11 Jan Beulich <jbeulich@novell.com>
12819 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
12820 Change respective itanium_class attribute to ialu.
12821 (shladdp4_internal): New.
12822 * config/ia64/predicates.md (shladd_log2_operand): New.
12824 2005-01-11 Richard Henderson <rth@redhat.com>
12826 * expr.c (store_constructor): Use rtvec_alloc instead of
12827 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
12829 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
12831 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
12833 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12835 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
12836 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
12837 (TARGET_RWRELOC): Define.
12838 (ia64_rwreloc_section_type_flags): Delete.
12839 (ia64_section_type_flags): New function.
12840 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
12841 (TARGET_RWRELOC): Define.
12843 2005-01-10 David Mosberger <davidm@hpl.hp.com>
12846 * config/ia64/ia64.c (process_set): For alloc insn, only call
12847 process_epilogue is !frame_pointer_needed.
12849 2005-01-10 Roger Sayle <roger@eyesopen.com>
12852 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
12853 unary operator and can't be treated as a binary/comparison operator.
12855 2005-01-10 Richard Henderson <rth@redhat.com>
12857 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
12858 (ix86_return_in_memory): Likewise.
12859 (function_arg_advance): Likewise. Mirror structure in function_arg
12860 for choosing register to advance.
12862 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
12864 * tree-vectorizer.c, tree.def: Fix comment typos.
12866 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
12868 * config/s390/s390.c (struct processor_costs): 4 new fields:
12869 ddbr, ddr, debr, der.
12870 (s390_rtx_costs): More precise handling of divide instructions.
12872 2005-01-10 David Edelsohn <edelsohn@gnu.org>
12874 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
12876 2005-01-10 Jan Beulich <jbeulich@novell.com>
12878 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
12879 names resulting from -ffunction-sections/-fdata-sections and linkonce
12881 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
12882 based on the section name. Rearrange the section name comparison logic
12883 slightly so that each section name is compared against at most once.
12885 2005-01-10 Ben Elliston <bje@au.ibm.com>
12887 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
12888 targets for which -fPIC reduces limitations on the GOT size.
12890 2005-01-09 Falk Hueffner <falk@debian.org>
12892 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
12895 2005-01-09 David Edelsohn <edelsohn@gnu.org>
12898 * collect2.c (main): Set aixrtl_flag for -brtl option.
12899 (resolve_lib_name): Search for .so file extension before .a
12900 if aixrtl_flag set.
12902 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
12904 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
12905 (vect_analyze_data_refs_alignment): Add dump prints.
12907 2005-01-09 Ira Rosen <irar@il.ibm.com>
12909 * tree-vectorizer.c (vect_analyze_offset_expr): Use
12910 expr_invariant_in_loop_p.
12911 Initialize outputs first thing in the function.
12912 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
12913 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
12914 (vect_analyze_pointer_ref_access): Check that the initial condition of
12915 the access function is loop invariant.
12917 2005-01-09 Richard Henderson <rth@redhat.com>
12919 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
12920 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
12921 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
12922 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
12923 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
12924 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
12925 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
12926 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
12927 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
12928 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
12929 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
12930 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
12931 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
12932 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
12933 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
12934 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
12935 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
12936 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
12937 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
12938 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
12939 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
12940 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
12941 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
12943 (mmx_clrdi, pavgusb): Remove.
12944 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
12945 with leading sse_ prefix.
12946 * config/i386/sse.md: Receive them.
12947 * config/i386/mmx.md: New file.
12948 (MMXMODE12, MMXMODE24, mmxvecsize): New.
12949 (subrv2sf3): Turn into expander for normal subtraction.
12950 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
12951 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
12952 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
12953 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
12954 commutative; use ix86_binary_operator_ok.
12955 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
12956 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
12957 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
12958 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
12959 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
12960 Macroize from existing patterns; use ix86_binary_operator_ok.
12961 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
12962 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
12963 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
12964 with vec_select+vec_concat.
12965 (mmx_pshufw, mmx_pshufw_1): Likewise.
12966 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
12967 (mmx_uavgv4hi3): Model correctly.
12968 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
12969 _mm_xor_si64): Remove casts.
12971 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
12973 PR tree-optimization/19224
12974 * tree-scalar-evolution.c (get_instantiated_value,
12975 set_instantiated_value): New functions.
12976 (instantiate_parameters_1): Cache the results.
12977 (instantiate_parameters, resolve_mixers): Initialize and free
12980 2005-01-08 David Edelsohn <edelsohn@gnu.org>
12982 * config/i386/i386.md (addhi_4): Correct reference in comment.
12985 2005-01-08 Richard Henderson <rth@redhat.com>
12987 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
12988 (_mm_cvtsi128_si64x): Likewise.
12989 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
12990 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
12991 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
12992 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
12993 * config/i386/i386-protos.h: Update.
12994 * config/i386/i386.c (print_operand): Add 'H'.
12995 (ix86_fixup_binary_operands): Split out from ...
12996 (ix86_expand_binary_operator): ... here.
12997 (ix86_fixup_binary_operands_no_copy): New.
12998 (ix86_expand_fp_absneg_operator): Handle vector mode results.
12999 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
13000 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
13001 (safe_vector_operand): Use CONST0_RTX.
13002 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
13003 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
13004 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
13005 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
13007 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
13008 (IX86_BUILTIN_CMPNGESS): New.
13009 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
13010 (attr type): Add sselog1.
13011 (attr unit, attr memory): Handle it.
13012 (movti, movti_internal, movti_rex64): Move near other integer moves.
13013 (movtf, movtf_internal): Move near other fp moves.
13014 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
13015 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
13016 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
13017 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
13018 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
13019 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
13020 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
13021 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
13022 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
13023 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
13024 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
13025 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
13026 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
13027 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
13028 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
13029 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
13030 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
13031 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
13032 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
13033 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
13034 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
13035 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
13036 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
13037 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
13038 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
13039 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
13040 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
13041 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
13042 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
13043 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
13044 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
13045 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
13046 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
13047 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
13048 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
13049 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
13050 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
13051 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
13052 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
13053 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
13054 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
13055 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
13056 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
13057 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
13059 (SSEPUSH, push<SSEPUSH>): Remove.
13060 (MMXPUSH, push<MMXPUSH>): Remove.
13061 (sse_movaps, sse_movaps_1, sse_movups): Remove.
13062 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
13063 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
13064 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
13065 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
13066 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
13067 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
13068 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
13069 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
13070 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
13071 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
13072 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
13073 (ppro_sse_log_V4SF): Handle sselog1.
13074 * config/i386/predicates.md (const_0_to_1_operand): New.
13075 (const_0_to_255_mul_8_operand): New.
13076 (const_1_to_31_operand): Rename from const_int_1_31_operand.
13077 (const_2_to_3_operand, const_4_to_7_operand): New.
13078 * config/i386/sse.md: New file.
13079 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
13080 (sse_movups): Rename from sse_movups_1.
13081 (sse_loadlss): Rename from sse_loadss_1.
13082 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
13084 (negv4sf2): Use ix86_expand_fp_absneg_operator.
13085 (absv4sf2, negv2df, absv2df): New.
13086 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
13087 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
13088 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
13089 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
13090 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
13091 (sse3_addsubv4sf3): Model correctly.
13092 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
13093 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
13094 (sse_movhlps): Model with vec_select+vec_concat.
13095 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
13096 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
13097 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
13098 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
13099 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
13100 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
13101 sse2_pshufhw_1): Likewise.
13102 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
13103 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
13104 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
13105 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
13106 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
13107 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
13108 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
13109 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
13110 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
13111 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
13112 sminv8hi3): Mark commutative
13113 operands. Use ix86_binary_operator_ok.
13114 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
13115 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
13116 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
13117 sse2_punpcklqdq): Allow operand2 in memory.
13118 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
13119 sse2_movsd): Add memory alternatives.
13120 (sse_storelps): Turn expander into an insn; split after reload.
13121 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
13122 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
13124 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13126 * configure.ac (DWARF-2 debug_line): Use objdump.
13127 * configure: Regenerate.
13129 2005-01-08 Jeff Law <law@redhat.com>
13130 Diego Novillo <dnovillo@redhat.com>
13132 PR tree-optimization/18241
13133 * tree-nrv.c (tree_nrv): Ignore volatile return values.
13134 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
13135 statements with volatile operands.
13136 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
13137 operands after marking a statement with has_volatile_ops.
13139 2005-01-08 Roger Sayle <roger@eyesopen.com>
13141 * tree.c (int_fits_type_p): Always honor integer constant
13142 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
13144 2005-01-08 Roger Sayle <roger@eyesopen.com>
13146 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
13147 the latent bug in rtl_delete_block has been resolved.
13149 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13151 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
13152 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
13154 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13156 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
13157 library as @multilib_dir@/$(SHLIB_SONAME).
13159 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13161 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
13162 * configure: Regenerate.
13164 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13166 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
13169 2005-01-07 David Edelsohn <edelsohn@gnu.org>
13172 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
13173 Convert non-word aligned offset address using ld/std into
13176 2005-01-07 Richard Henderson <rth@redhat.com>
13178 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
13180 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
13182 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
13184 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13186 PR tree-optimization/19283
13187 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
13188 is not shorter than the original type.
13190 PR rtl-optimization/19012
13191 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
13193 PR rtl-optimization/18861
13194 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
13195 (FULL_STATE): Define.
13196 (mark_tablejump_edge): New function.
13197 (purge_dead_tablejump_edges): New function.
13198 (find_bb_boundaries): Use it.
13200 PR tree-optimization/18828
13201 * builtins.c (expand_builtin_next_arg): Remove argument and all
13202 the argument checking.
13203 (expand_builtin): Adjust caller.
13204 (expand_builtin_va_start): Likewise. Remove error for too many
13206 (fold_builtin_next_arg): Issue error for too many arguments.
13207 After checking arguments, replace them with magic arguments that
13208 prevent further checking of the args.
13210 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13212 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
13214 2005-01-06 Roger Sayle <roger@eyesopen.com>
13217 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
13218 and %{.S:...} (and their negative variants) to test whether the
13219 input file is assembler or pre-processed-assembler independent of
13220 the actual filename extension.
13222 2005-01-06 Roger Sayle <roger@eyesopen.com>
13224 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
13225 of sign or zero extended values.
13227 2005-01-06 Geoffrey Keating <geoffk@apple.com>
13229 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
13230 for IBM long double format correctly.
13232 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
13234 Fix PR tree-optimization/18792
13236 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
13237 to first_loop_depth, and use loop depth instead of loop number.
13238 (build_classic_dir_vector): Ditto.
13239 (compute_data_dependences_for_loop): Use depth, not loop number.
13240 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
13241 number. Pass in loops, instead of loop numbers.
13242 (gather_interchange_stats): Ditto.
13243 (linear_transform_loops): Ditto.
13245 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
13248 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
13249 biv_fits_mode_p, extension_within_bounds_p): New functions.
13250 (check_ext_dependent_givs): Use them.
13252 2005-01-06 Roger Sayle <roger@eyesopen.com>
13254 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
13255 more than one barrier, in which case we should delete them all.
13257 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
13259 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
13261 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
13263 Fix PR middle-end/19286
13265 * dwarf2out.c (gen_subprogram_die): If we've already tried to
13266 output this subprogram, simply ignore this attempt to do it again.
13267 (add_abstract_origin_attribute): Don't abort trying to add the abstract
13268 origin attribute if it's not possible.
13269 (gen_block_die): Don't ignore subblocks of "unused" blocks.
13270 (decls_for_scope): Ditto.
13271 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
13272 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
13274 2005-01-05 Richard Henderson <rth@redhat.com>
13277 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
13278 (bdesc_2arg): Use it.
13279 (ix86_expand_binop_builtin): Force operands into registers
13281 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
13282 ix86_expand_sse_compare, ix86_expand_sse_comi,
13283 ix86_expand_builtin): Likewise.
13285 2005-01-05 Richard Henderson <rth@redhat.com>
13287 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
13289 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
13290 (mulv4hi3): Set itanium_class mmmul.
13291 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
13292 (fpack): Rename from fpack_sfsf.
13294 2005-01-05 Richard Henderson <rth@redhat.com>
13297 * reload1.c (do_input_reload): Restrict the optimization deleteing
13298 a previous output reload to RELOAD_FOR_INPUT.
13300 2005-01-05 Steven Bosscher <stevenb@suse.de>
13302 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
13303 comment that we fall through after case.
13304 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
13305 (distribute_links): Likewise.
13306 * cse.c (cse_insn): Likewise.
13307 * cselib.c (cselib_invalidate_mem): Likewise.
13308 * df.c: Update comments at the top of the file.
13309 (read_modify_subreg_p): Update comments here too.
13310 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
13311 * flow.c (mark_set_1): Likewise.
13312 (mark_used_regs): Likewise.
13313 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13314 (canon_list_insert): Likewise.
13315 (mark_set): Likewise.
13316 (try_replace_reg): Likewise.
13317 (store_killed_in_insn): Likewise.
13318 * loop.c (count_one_set): Likewise.
13319 (basic_induction_var): Likewise.
13320 * postreload-gcse.c (find_mem_conflicts): Likewise.
13321 * postreload.c (reload_combine_note_store): Likewise.
13322 (move2add_note_store): Likewise.
13323 * reload.c (find_equiv_reg): Likewise.
13324 (mark_referenced_resources): Likewise.
13325 * rtlanal.c (set_noop_p): Likewise.
13326 (note_stores): Likewise.
13327 (note_uses): Likewise.
13328 * sched-deps.c (sched_analyze_1): Likewise.
13329 * sched-rgn.c (check_live_1): Likewise.
13330 (update_live_1): Likewise.
13331 * config/i860/i860.c: Likewise.
13333 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
13335 (ZERO_EXTRACT): Mention that this one can be an lvalue.
13337 * doc/rtl.texi: Update documentation for bit-fields and SET.
13339 2005-01-05 Roger Sayle <roger@eyesopen.com>
13341 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
13343 2005-01-05 Jan Hubicka <jh@suse.cz>
13344 Richard Henderson <rth@redhat.com>
13347 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
13350 2005-01-05 Richard Henderson <rth@redhat.com>
13353 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
13354 (sse_shufps): Change operand 3 to const_int_operand.
13355 (sse2_storelps): Fix typo in template.
13356 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
13357 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
13358 (ix86_expand_builtin): Likewise.
13360 2005-01-05 Julian Brown <julian@codesourcery.com>
13362 * config/arm/arm.c (arm_return_in_memory): Treat complex types
13363 as aggregates for AAPCS ABIs.
13365 2005-01-05 Stan Shebs <shebs@apple.com>
13367 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
13368 Mach-O getters if ppc64.
13369 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
13371 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
13372 signed four-byte field for global code case.
13373 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
13375 2005-01-05 Roger Sayle <roger@eyesopen.com>
13377 PR middle-end/19100
13378 * c-common.c: Include real.h.
13379 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
13380 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
13381 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
13382 * Makefile.in (c-common.o): Update dependencies.
13384 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13386 * c-parse.in (asm_string): Add trailing semicolon.
13388 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13390 * c-parse.in (asm_string): New. Don't allow wide strings in
13392 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
13393 asm_string instead of STRING.
13395 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13397 * c-typeck.c (constructor_no_implicit): Remove.
13398 (set_designator, process_init_element): Don't check
13399 constructor_no_implicit.
13401 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
13402 Kaz Kojima <kkojima@gcc.gnu.org>
13405 * lcm.c (create_pre_exit): New.
13406 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
13407 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
13409 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13411 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
13412 -msoft-float in target_float_switch.
13413 * arm.c (arm_override_options): Fix processing of target_float_switch.
13415 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13417 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
13420 2004-01-05 Uros Bizjak <uros@kss-loka.si>
13422 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
13423 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
13425 2005-01-04 Roger Sayle <roger@eyesopen.com>
13427 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
13428 if deleting the then-block allows the test-block to fallthru to the
13431 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
13434 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
13435 after the full declaration if the are in two different TUs.
13437 2005-01-04 Richard Henderson <rth@redhat.com>
13440 * tree-sra.c (generate_one_element_init): Just
13441 call gimplify_and_add.
13442 (generate_element_init): Record the
13443 new referenced variables and mark them for renaming
13444 and split out to ...
13445 (generate_element_init_1): This.
13446 (scalarize_init): Don't call push_gimplify_context/
13447 pop_gimplify_context.
13449 2005-01-04 Geoffrey Keating <geoffk@apple.com>
13451 * toplev.c (get_src_pwd): Handle failure of getpwd().
13453 2005-01-04 Roger Sayle <roger@eyesopen.com>
13455 * fold-const.c (fold_single_bit_test): Delete unreachable handling
13457 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
13458 all the cases handled by it are inverted by invert_truthvalue.
13460 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13462 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
13463 (save_register_windowsi): Likewise.
13465 2005-01-04 Richard Henderson <rth@redhat.com>
13467 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
13469 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13471 PR middle-end/17767
13472 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
13473 any simplifications of vector mode comparison operators.
13474 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
13476 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
13477 Devang Patel <dpatel@apple.com>
13479 PR tree-optimization/18308
13480 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
13481 the operands before creating a new expression.
13482 * dojump.c (do_jump): Make drop_through_label available
13483 for all cases. Add expansion of COND_EXPR.
13485 2005-01-04 Ira Rosen <irar@il.ibm.com>
13487 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
13488 INTEGER_CST instead of TREE_CONSTANT.
13489 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
13490 instead of TREE_CONSTANT.
13491 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
13492 instead of TREE_CONSTANT.
13494 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13496 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
13498 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13501 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
13502 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
13504 2005-01-03 Richard Henderson <rth@redhat.com>
13506 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
13507 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
13508 fold_convert_const_real_from_real): Split out from ...
13509 (fold_convert_const): ... here.
13511 2005-01-03 Richard Henderson <rth@redhat.com>
13514 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
13515 (mov<MMXMODEI>_internal): Likewise.
13516 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
13517 Add V2SF case; use it for SSE1; don't use TI.
13518 (movdf_integer): Likewise.
13519 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
13521 2005-01-03 Ira Rosen <irar@il.ibm.com>
13523 * tree-vectorizer.c (vect_strip_conversions): New function.
13524 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13525 check for binary class.
13527 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13531 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13533 * gimple-low.c (mark_blocks_with_used_vars): New function.
13534 (mark_blocks_with_used_subblocks): Ditto.
13535 (mark_used_blocks): Ditto.
13536 (pass_mark_used_blocks): New pass.
13537 * tree-inline.c: Include debug.h.
13538 (expand_call_inline): Call outlining_inline_function here.
13539 * tree-optimize.c (init_tree_optimization_passes): Add
13540 pass_mark_used_blocks.
13541 * tree-pass.h (pass_mark_used_blocks): New.
13542 * Makefile.in (tree-inline.o): Add debug.h dependency.
13544 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13546 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13547 VAR_DECLs to have weak_import attribute.
13549 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13552 2004-01-03 Steven Bosscher <stevenb@suse.de>
13554 * passes.c (rest_of_compilation): Don't run regmove if only
13555 flag_expensive_optimizations, require flag_regmove instead.
13557 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13559 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13561 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
13562 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13563 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
13564 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13566 2005-01-03 Richard Henderson <rth@redhat.com>
13568 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
13569 (ia64_const_ok_for_letter_p): New.
13570 (ia64_const_double_ok_for_letter_p): New.
13571 (ia64_extra_constraint): New.
13572 (ia64_expand_vecint_compare): New.
13573 (ia64_expand_vcondu_v2si): New.
13574 (ia64_expand_vecint_cmov): New.
13575 (ia64_expand_vecint_minmax): New.
13576 (ia64_print_operand): Add 'v'.
13577 (ia64_preferred_reload_class): New.
13578 (ia64_vector_mode_supported_p): New.
13579 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
13580 (PREFERRED_RELOAD_CLASS): Move to function.
13581 (CONST_OK_FOR_LETTER_P): Move to function.
13582 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
13583 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
13584 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
13585 (EXTRA_CONSTRAINT): Move to function.
13586 * config/ia64/ia64.md: Include vect.md.
13587 (itanium_class): Add mmalua.
13589 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13591 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13592 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13594 (const_int_2bit_operand): New.
13595 (fr_reg_or_0_operand): New.
13596 * config/ia64/ia64-modes.def: Add vector modes.
13597 * config/ia64/ia64-protos.h: Update.
13598 * config/ia64/vect.md: New file.
13600 2005-01-03 Richard Henderson <rth@redhat.com>
13602 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13604 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13607 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13609 (log1pdf2): Change mode of operands[0,1] to DFmode.
13611 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13613 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
13614 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
13615 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
13616 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
13617 SPARC_RELAXED_ORDERING.
13619 2005-01-03 Richard Henderson <rth@redhat.com>
13620 Uros Bizjak <uros@kss-loka.si>
13623 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
13624 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
13625 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
13627 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
13628 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
13629 const_pow2_1_to_128_operand): New predicates.
13631 2005-01-02 Greg McGary <greg@mcgary.org>
13633 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
13635 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
13636 object. [ptr_type]: Remove unused variable.
13637 Remember nearest addressable array-element or record-component
13638 when checking bitfield components. Tolerate empty BIND_EXPR.
13640 2005-01-01 Richard Henderson <rth@redhat.com>
13642 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
13643 that don't narrow the value. Fail for other conversions.
13645 2005-01-01 Richard Henderson <rth@redhat.com>
13648 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
13649 * c-lang.c (finish_file): Don't do it here.
13650 * objc/objc-act.c (objc_finish_file): Likewise.
13652 * cgraph.c (decl_assembler_name_equal): New.
13653 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
13654 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
13655 * cgraph.h (struct cgraph_varpool_node): Add next.
13656 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
13657 * varasm.c (assemble_alias): Mark the target as needed.
13659 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
13661 PR middle-end/19221
13662 * function.c (get_arg_pointer_save_area): Use entry_of_function
13663 instead of get_insns.
13665 2005-01-01 Roger Sayle <roger@eyesopen.com>
13666 Andrew Pinski <pinskia@physics.uc.edu>
13667 James E. Wilson <wilson@specifixinc.com>
13669 PR rtl-optimization/12092
13670 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
13673 2005-01-01 Roger Sayle <roger@eyesopen.com>
13674 Olivier Hainque <hainque@act-europe.fr>
13676 * tree.c (int_fits_type_p): A narrower type always fits in a
13677 wider one, except for negative values into unsigned types.
13679 2005-01-01 Roger Sayle <roger@eyesopen.com>
13681 * tree.c (int_fits_type_p): Compare the result of force_fit_type
13682 with the original constant rather than require TREE_OVERFLOW.
13684 2005-01-01 Steven Bosscher <stevenb@suse.de>
13686 PR middle-end/17544
13687 * c-decl.c (finish_function): If compiling C99, annotate the
13688 compiler generated return with the current file name and line 0.
13689 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
13690 the source line is greater than 0.
13691 (remove_bb): Likewise.