1 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
5 * tree-ssa-pre.c (create_value_expr_from): Use
6 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
7 * tree-ssa-propagate.c (stmt_makes_single_load,
8 stmt_makes_single_store): Use REFERENCE_CLASS_P.
9 * tree-vect-transform.c (vect_is_simple_cond): Use
11 * tree-vrp.c (extract_range_from_assert,
12 build_assert_expr_for, fp_predicate, has_assert_expr): Use
15 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
16 of tpa_to_clear to VEC(int,heap). Update uses of
17 tpa_to_clear. Free tpa_to_clear at the end.
19 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
21 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
24 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
26 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
27 and gcc_unreachable as appropriate.
28 (num_insns_constant, output_vec_const_move,
29 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
30 rs6000_emit_set_const, rs6000_emit_move,
31 spe_build_register_parallel, function_arg,
32 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
33 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
34 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
35 rs6000_common_init_builtins, expand_block_clear,
36 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
37 extract_ME, rs6000_get_some_local_dynamic_name,
38 rs6000_output_function_entry, print_operand,
39 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
40 output_cbranch, output_e500_flip_gt_bit,
41 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
42 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
43 compute_save_world_info, rs6000_stack_info,
44 rs6000_emit_load_toc_table, rs6000_frame_related,
45 spe_synthesize_frame_save, rs6000_emit_epilogue,
46 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
47 output_function_profiler, rs6000_trampoline_size,
48 rs6000_initialize_trampoline, find_addr_reg,
49 rs6000_machopic_legitimize_pic_address,
50 rs6000_initial_elimination_offset,
51 rs6000_dbx_register_number): Likewise.
52 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
53 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
54 *movti_power, *movti_string, call, call_value, sibcall,
55 sibcall_value): Likewise.
56 * config/rs6000/spe.md (*movdf_e500_double,
57 *movv2si_internal): Likewise.
58 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
61 2005-04-24 Richard Henderson <rth@redhat.com>
64 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
65 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
66 Deny modes smaller than 4 bytes.
67 * config/i386/i386-protos.h: Update.
69 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
71 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
72 Switch h8300-*-rtems* to ELF.
74 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
76 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
78 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
80 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
82 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
85 * fold-const.c: Fold &a[i]-&a[j] to i-j.
87 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
89 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
90 definitions of ssa names in condition. Split recusive part to ...
91 (tree_simplify_using_condition_1): New function.
92 (expand_simple_operations): New function.
94 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
96 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
97 (find_interesting_uses_cond): Do not use integer_zerop and
98 integer_nonzerop to check for integer constants.
99 (set_use_iv_cost): Record the value field.
100 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
101 determine_use_iv_cost_outer): Set the value field of the cost pair.
102 (may_eliminate_iv): Do not return the comparison code.
103 (iv_elimination_compare): New function.
104 (determine_use_iv_cost_condition): Set the value field. Record
105 noneliminable invariants correctly.
106 (rewrite_use_compare, rewrite_use_outer): Use the value field.
108 2005-04-23 DJ Delorie <dj@redhat.com>
110 * diagnostic.c (warning): Accept parameter to classify warning option.
111 (warning0): New, for when a pointer to an error() like function is needed.
112 * errors.c (warning): Likewise.
113 * errors.h (warning, warning0): Adjust prototypes.
114 * toplev.h (warning, warning0): Likewise.
116 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
117 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
118 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
119 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
120 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
121 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
122 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
123 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
125 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
126 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
127 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
128 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
129 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
130 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
131 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
132 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
133 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
134 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
135 config/rs6000/aix52.h, config/rs6000/darwin.h,
136 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
137 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
138 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
139 config/stormy16/stormy16.c, config/v850/v850-c.c,
140 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
143 2005-04-23 Richard Henderson <rth@redhat.com>
146 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
147 performing some integral scalar simplifications.
149 2005-04-23 Richard Henderson <rth@redhat.com>
152 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
153 simplifying CONST_VECTOR.
155 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
157 * tree-ssa-live.c (live_worklist): Take a stack allocated on
158 heap as an argument. Update uses of stack.
159 (calculate_live_on_entry): Allocate stack on heap.
161 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
162 partition_link and tpa_nodes on heap.
164 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
165 (mark_stmt_necessary, propagate_necessity,
166 mark_really_necessary_kill_operand_phis): Update uses of
168 (tree_dce_init): Allocate worklist using VEC_alloc.
169 (tree_dce_done): Free worklist using VEC_free.
171 2005-04-23 Mike Stump <mrs@apple.com>
173 * config/darwin.c (machopic_indirection_name): Don't use
175 (darwin_emit_unwind_label): Use user_label_prefix instead of
178 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
180 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
182 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
184 * config.gcc <cris-*>: Specify .opt files.
185 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
186 config/cris/linux.opt: New files.
187 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
188 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
189 (TARGET_ELF): Override to 0.
190 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
191 -melinux-stacksize=N.
192 * config/cris/cris.c: (cris_handle_option): New function.
193 (TARGET_DEFAULT_TARGET_FLAGS): Override.
194 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
195 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
196 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
197 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
198 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
199 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
200 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
201 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
202 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
203 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
204 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
205 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
206 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
207 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
208 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
209 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
210 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
211 (TARGET_LINUX): Define 0.
212 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
213 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
214 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
215 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
216 (TARGET_LINUX): Override to 1.
217 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
219 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
221 * haifa-sched.c (schedule_block): Fix thinko in previous
222 assertification patch.
224 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
226 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
227 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
228 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
229 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
230 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
231 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
232 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
234 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
235 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
236 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
237 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
238 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
239 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
240 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
241 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
242 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
243 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
244 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
245 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
246 (SUBTARGET_OPTIONS): Delete.
247 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
248 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
250 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
251 (pa_cpu_string, pa_unix_string): Delete.
252 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
253 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
255 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
256 (pa_handle_option): New function.
257 (override_options): Remove handling of -march=, -mfixed-range=,
258 -mschedule= and -munix=.
259 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
260 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
261 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
262 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
263 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
264 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
265 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
267 * config/pa/pa.opt: New file.
268 * config/pa/pa-hpux.opt: New file.
269 * config/pa/pa-hpux1010.opt: New file.
270 * config/pa/pa-hpux1111.opt: New file.
271 * config/pa/pa64-hpux.opt: New file.
273 2005-04-22 David S. Miller <davem@davemloft.net>
275 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
276 integer when it's mode is VOIDmode not DImode.
278 2005-04-22 Geoffrey Keating <geoffk@apple.com>
280 * config/rs6000/rs6000.md (sync_add<mode>_internal,
281 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
282 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
283 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
284 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
285 "bne- $-xxx" rather than local labels.
286 (sync_lock_release<mode>): Add second operand.
287 (lwsync): Use .long rather than a more meaningful opcode.
288 * doc/md.texi (Standard Names): Add description of second
289 parameter to sync_lock_test_and_set.
291 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
293 PR tree-optimization/21088
294 * fold-const.c (fold_unary, fold_binary, fold_ternary):
296 * tree-vrp.c (compare_values): Use fold_binary to compare
297 pointers. Use boolean_type_node as the type of a comparison
298 expression being folded.
299 * tree.h: Add prototypes for fold_unary, fold_binary,
302 * tree-ssa-dom.c: Fix formatting.
304 2005-04-22 Diego Novillo <dnovillo@redhat.com>
306 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
307 * lambda-code.c (perfect_nestify): Mark virtual operands in
308 the moved statement for renaming.
309 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
310 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
311 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
312 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
313 * tree-flow.h (struct var_ann_d): Update comments.
314 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
315 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
316 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
317 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
318 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
319 debug_names_replaced_by): Remove declarations.
320 (delete_update_ssa, get_current_def, set_current_def): Declare.
321 (rewrite_into_loop_closed_ssa): Add new argument. Update
323 * tree-into-ssa.c: Include params.h.
324 (old_virtual_ssa_names): Remove. Update all users.
325 (need_to_replace_names_p): Remove. Update all users.
326 (struct update_ssa_stats_d): Declare.
327 (update_ssa_stats): New local.
328 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
329 dump_tree_ssa_stats, debug_tree_ssa_stats,
330 dump_update_ssa, debug_update_ssa,
331 dump_names_replaced_by, debug_names_replaced_by): Declare.
332 (get_current_def, set current_def): Make extern.
333 (is_old_name, is_new_name): Protect against references
334 past the end of the sets.
335 (add_new_name_mapping): Assert that OLD and NEW are
336 different SSA names for the same symbol.
337 When adding a virtual mapping, update stats for virtual
339 (insert_phi_nodes_for): If UPDATE_P is true, create the
340 LHS of the new PHI by duplicating SSA name VAR.
341 (insert_phi_nodes_1): Remove. Update all users.
342 (insert_phi_nodes): Remove second argument. Update all
344 (maybe_replace_use, maybe_replace_def): New.
345 (rewrite_update_stmt): Call them.
346 (mark_def_interesting): Remove calls to is_gimple_reg.
347 (prepare_phi_args_for_update): Remove. Update all users.
348 (prepare_block_for_update): Only process virtual operands
349 and GIMPLE registers in normal form.
350 (prepare_use_sites_for): New.
351 (prepare_names_to_update): Rename from prepare_def_sites.
352 Call prepare_use_sites_for.
353 (dump_update_ssa): Rename from dump_repl_tbl.
355 Show statistics for virtual mapping heuristic.
356 (debug_update_ssa): Rename from debug_debug_repl_tbl.
357 (init_update_ssa): Initialize UPDATE_SSA_STATS.
358 (delete_update_ssa): Make extern.
359 (mark_set_for_renaming): If the set is empty, do nothing.
360 (release_ssa_name_after_update_ssa): Update comment.
361 (insert_updated_phi_nodes_for): Do not remove existing
362 PHI nodes for symbols.
363 (switch_virtuals_to_full_rewrite_p): New.
364 (switch_virtuals_to_full_rewrite): New.
365 (update_ssa): Call them.
366 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
367 for every statement before updating.
368 If all the names in NEW_SSA_NAMES have been marked for
370 Only start at the top of the CFG if there are symbols in
372 (ssa_rewrite_finalize_block): Remove.
373 (ssa_register_new_def): Remove.
374 (ssa_rewrite_stmt): Remove.
375 (ssa_rewrite_phi_arguments): Remove.
376 (ssa_rewrite_initialize_block): Remove.
377 (ssa_mark_def_sites): Remove.
378 (ssa_mark_def_sites_initialize_block): Remove.
379 (ssa_mark_phi_uses): Remove.
380 (rewrite_ssa_into_ssa): Remove.
381 * tree-phinodes.c (find_phi_node_for): Remove.
382 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
384 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
385 Remove calls to verify_dominators and
386 verify_loop_structure.
387 (tree_unswitch_single_loop): Call update_ssa.
388 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
391 (delete_tree_ssa): Assert that need_ssa_update_p returns
393 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
394 * tree-vectorizer.c (allocate_new_names, rename_def_op,
395 free_new_names): Remove. Update all users.
396 (rename_use_op): Call get_current_def.
397 (rename_variables_in_bb): Do not handle any real or
399 (slpeel_update_phis_for_duplicate_loop): Call
400 get_current_def and set_current_def instead of using
402 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
403 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
404 ssa_names_to_replace and delete_update_ssa.
405 * doc/invoke.texi: Document --param min-virtual-mappings
406 and --param virtual-mappings-ratio.
408 2005-04-22 Diego Novillo <dnovillo@redhat.com>
410 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
411 for newly created PHI nodes.
412 Call create_new_def_for for every new V_MAY_DEF and
413 V_MUST_DEF on the copied statement.
414 (struct ssa_name_map_entry): Remove.
415 (ssa_name_map_entry_hash): Remove.
416 (ssa_name_map_entry_eq): Remove.
417 (allocate_ssa_names): Remove.
418 (rewrite_to_new_ssa_names_def): Remove.
419 (rewrite_to_new_ssa_names_use): Remove.
420 (rewrite_to_new_ssa_names_bb): Remove.
421 (rewrite_to_new_ssa_names): Remove.
422 (tree_duplicate_sese_region): Remove variables ver,
423 definitions, phi, ssa_name_map and bi.
424 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
426 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
427 update_ssa instead of rewrite_ssa_into_ssa.
428 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
430 (find_uses_to_rename_use): Add argument 'need_phis'.
431 (find_uses_to_rename_stmt): Do not scan virtual operands.
432 (find_uses_to_rename): Only scan PHI nodes for
434 (rewrite_into_loop_closed_ssa): Call update_ssa.
435 (check_loop_closed_ssa_use): Ignore virtual operands.
436 (check_loop_closed_ssa_stmt): Likewise.
437 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
439 (rename_variables, set_phi_def_stmts): Remove.
440 (tree_duplicate_loop_to_header_edge): Reformat comment.
441 Remove variables BB, I and DEFINITIONS.
442 Call need_ssa_update_p.
444 (lv_adjust_loop_header_phi): Reformat comment.
445 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
446 (marked_for_rewrite_p, any_marked_for_rewrite_p,
447 mark_for_rewrite, unmark_all_for_rewrite,
448 marked_ssa_names): Remove. Update all users.
449 (release_ssa_name): If VAR has been registered for SSA
450 updating, do nothing.
451 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
452 (build_assert_expr_for): Call register_new_name_mapping.
453 (insert_range_assertions): Update call to update_ssa.
454 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
455 marked_for_rewrite_p, any_marked_for_rewrite_p,
456 marked_ssa_names): Remove.
458 2005-04-22 Jeff Law <law@redhat.com>
460 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
461 (restore_currdefs_to_original_value): Likewise.
462 (register_definitions_for_stmt): Likewise.
463 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
464 for each variable. Do not allocate/free block_defs_stack either.
465 Do not iterate if we just thread jumps. Only iterate if the
466 tree_cleanup_cfg does useful work (temporary).
467 (dom_opt_initialize_block): No longer push a marker on
469 (dom_opt_finalize_block): Removal call to restore currdefs.
470 Relax restrictions for recording edge equivalences.
471 (record_equivalences_from_phis): No longer need to track
473 (optimize_stmt): Similarly.
474 (thread_across_edge): Simplify by removing the requirement that
475 statements in the block we are threading through must be nops.
476 (initialize_hash_element): Handle GOTO_EXPR.
478 2005-04-22 David S. Miller <davem@davemloft.net>
480 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
482 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
483 fix check on CONST_DOUBLE mode. It should be VOIDmode
484 when it is representing an integer.
486 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
488 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
489 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
490 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
491 find_char_info_specifier_index,
492 find_length_info_modifier_index): Likewise.
493 * c-typeck.c (composite_type, pop_init_level): Likewise.
494 * combine.c (cant_combine_insn_p, try_combine): Likewise.
495 * cse.c (cse_insn): Likewise
496 * dominance.c (calc_dfs_tree): Likewise
497 dwarf2out.c (loc_descriptor_from_tree_1,
498 add_abstract_origin_attribute, force_decl_die,
499 force_type_die): Likewise
500 emit-rtl.c (operand_subword_force): Likewise
501 explow.c (hard_function_value): Likewise
502 expmed.c (store_bit_field, expand_divmod,
503 emit_store_flag_force): Likewise
504 expr.c (emit_move_multi_word, store_expr,
505 expand_expr_real_1): Likewise
506 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
507 output_operand): Likewise
508 flow.c (recompute_reg_usage): Likewise
509 * function.c (assign_stack_temp_for_type, assign_temp,
510 handle_epilogue_set): Likewise
511 * genextract.c (main): Likewise
512 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
513 gimplify_modify_expr_rhs, gimplify_expr): Likewise
514 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
515 ready_remove, rm_line_notes, rm_other_notes,
516 schedule_block): Likewise
517 mips-tfile.c (copy_object, out_of_bounds): Likewise
519 2005-04-22 David Edelsohn <edelsohn@gnu.org>
522 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
523 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
524 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
525 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
527 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
529 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
531 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
532 (gcc_tree_to_linear_expression): Convert to heap allocated
534 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
535 lbv_to_gcc_expression, lle_to_gcc_expression,
536 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
537 perfect_nestify): Likewise.
538 lambda.h (gcc_loopnest_to_lambda_loopnest,
539 lambda_loopnest_to_gcc_loopnest): Likewise.
540 tree-loop-linear.c (linear_transform_loops): Likewise.
542 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
544 * config/sparc/predicates.md (arith_double_operand): Use
545 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
546 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
547 (DImode, DFmode constant splitters): Likewise. Remove code for
548 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
549 (logical constant splitters): Use const_int_operand predicate.
550 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
551 HOST_BITS_PER_WIDE_INT < 64.
553 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
555 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
556 gcc_unreachable as appropriate.
557 (force_mode, emit_move_sequence, singlemove_string,
558 output_move_double, output_fp_move_double, find_addr_reg,
559 output_block_move, output_block_clear, output_and,
560 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
561 pa_adjust_cost, pa_issue_rate, print_operand,
562 output_global_address, output_arg_descriptor, output_cbranch,
563 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
564 output_call): Likewise.
565 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
566 prefetch, prefetch_cc, prefetch_nocc): Likewise.
568 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
570 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
571 _gcov_pow2_profiler and _gcov_one_value_profiler.
572 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
573 (GTFILES): Add $(srcdir)/tree-profile.c.
574 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
575 __gcov_one_value_profiler): Declare.
576 * gimplify.c (force_gimple_operand): Check whether the statements
577 should be produced in ssa form.
578 (force_gimple_operand_bsi): New function.
579 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
580 __gcov_one_value_profiler): New functions.
581 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
582 the profiled value is a power of two or not.
583 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
584 * tree-flow.h (in_ssa_p): Declare.
585 (force_gimple_operand_bsi): Declare.
586 * tree-into-ssa.c (in_ssa_p): New variable.
587 (rewrite_into_ssa): Set in_ssa_p.
588 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
589 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
590 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
591 tree_one_value_profiler_fn): New variables.
592 (tree_init_edge_profiler): Initialize the profiler function decls.
593 (tree_gen_edge_profiler): Use global gcov_type_node.
594 (prepare_instrumented_value): New function.
595 (tree_gen_interval_profiler, tree_gen_interval_profiler,
596 tree_gen_one_value_profiler): Call the library functions instead of
597 creating instrumentation code.
598 * tree.c (build_fn_decl): New function.
599 * tree.h (build_fn_decl): Declare.
600 * value-prof.c (rtl_divmod_values_to_profile,
601 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
602 tree_mod_pow2_value_transform, tree_find_values_to_profile):
603 Do not handle may_be_other and precise values of exponents at pow2
605 (tree_mod_subtract_transform): Reflect that value field of
606 histogram has changed meaning.
607 (tree_divmod_values_to_profile): Record the values correctly.
608 (tree_values_to_profile): Update comment.
609 * value-prof.h (struct histogram_value_t): Remove pow2 data.
611 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
613 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
616 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
618 * config/i386/i386.md (length_immediate): Use gcc_assert or
619 gcc_unreachable, as appropriate.
620 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
621 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
622 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
623 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
624 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
625 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
626 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
627 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
628 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
629 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
630 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
631 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
632 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
633 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
634 *prefetch_sse_rex): Likewise.
635 * config/i386/predicates.md (x86_64_immediate_operand,
636 x86_64_zext_immediate_operand, symbolic_operand,
637 no_seg_address_operand, aligned_operand,
638 memory_displacement_operand): Likewise.
639 * config/i386/sse.md (*mov<mode>_internal,
640 *movv2df_internal): Likewise.
642 2005-04-22 Jan Hubicka <jh@suse.cz>
644 * Makefile.in (ipa.o, ipa-inline.o): New files.
645 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
646 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
647 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
648 * cgraphunit.c (cgraph_default_inline_p,
649 cgraph_decide_inlining_incrementally, ncalls_inlined,
650 nfunctions_inlined, initial_insns, overall_insns,
651 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
652 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
653 cgraph_mark_inline, cgraph_check_inline_limits,
654 cgraph_default_inline_p, cgraph_recursive_inlining_p,
655 update_callee_keys, lookup_recursive_calls,
656 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
657 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
658 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
659 pass_ipa_inline): Move to ipa-inline.c
660 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
662 * ipa-inline.c: New file.
664 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
666 * doc/invoke.texi (SPARC options): Document that -mapp-regs
667 is turned off by default on Solaris.
669 2005-04-21 Roger Sayle <roger@eyesopen.com>
671 * c-common.h (objc_build_method_signature): Update prototype.
672 * stub-objc.c (objc_build_method_signature): Update the stub
673 implementation to accept and ignore additional parameter.
674 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
675 the value of ellipsis to objc_build_method_signature instead
676 of setting TREE_OVERFLOW on the parms TREE_LIST node.
678 2005-04-21 Geoffrey Keating <geoffk@apple.com>
680 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
681 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
682 gen_rtx_* not gen_rtx_fmt_*.
683 (rs6000_emit_vector_select): Likewise.
684 (rs6000_emit_sync): New.
685 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
686 (larx, stcx, cmp): New mode substitutions.
687 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
688 UNSPEC_ISYNC): New constants.
690 (memory_barrier, isync, lwsync): New insns.
691 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
692 (sync_lock_release<mode>): New expander.
693 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
694 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
695 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
696 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
697 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
698 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
699 (sync_add<mode>_internal, sync_addshort_internal,
700 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
701 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
702 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
704 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
705 is the memory before, not after, the operation. Clarify
706 barrier requirements.
708 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
710 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
711 * lambda.h (lambda_vector_min_nz): Likewise.
712 * langhooks.h (struct lang_hooks_for_types,
713 struct lang_hooks): Likewise.
714 * output.h (assemble_integer, this_is_asm_operands): Likewise.
717 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
719 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
720 comments to avoid 'abort'. Use gcc_assert as necessary.
721 * opts.c (common_handle_option): Likewise.
722 * pretty-print.c (pp_base_format_text): Likewise.
723 * print-rtl.c (print_rtx): Likewise.
724 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
725 * regmove.c (try_auto_increment): Likewise.
726 * reload.c (find_valid_class, find_reloads_toplev,
727 find_equiv_reg): Likewise.
728 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
729 merge_assigned_reloads): Likewise.
730 * tree-inline.c (inline_forbidden_p_1,
731 estimate_num_insns_1): Likewise.
732 * tree-optimize.c (execute_todo): Likewise.
733 * tree-outof-ssa.c (eliminate_phi): Likewise.
734 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
735 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
736 * tree-ssa-operands.c (parse_ssa_operands,
737 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
738 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
739 * tree-ssanames.c (release_ssa_name): Likewise.
740 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
741 walk_tree): Likewise.
743 * tree-ssa-operands.c (verify_abort): Fold into ..
744 (verify_imm_links): ... here.
746 2005-04-21 Richard Henderson <rth@redhat.com>
748 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
749 on non-memory operand for previous inversion.
751 2005-04-21 Devang Patel <dpatel@apple.com>
753 PR optimization/20994
754 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
755 x = !(a == b) : p , q;.
756 (pass_if_conversion): Verify stmts and flow.
758 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
760 * optabs.c (gen_conditional_trap): Restore #define.
762 * alias.c (true_dependence): Remove 'abort' from comments. Use
763 gcc_assert and gcc_unreachable as appropriate.
764 (canon_true_dependence): Likewise.
765 * bb-reorder.c (connect_traces): Likewise.
766 * c-common.c (c_add_case_label): Likewise.
767 * c-decl.c (finish_function): Likewise.
768 * caller-save.c (insert_restore, insert_save): Likewise.
769 * cfg.c (update_bb_profile_for_threading): Likewise.
770 * cfganal.c (flow_active_insn_p): Likewise.
771 * cfgexpand.c (add_reg_br_prob_note): Likewise.
772 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
773 cfg_layout_merge_blocks): Likewise.
774 * ifcvt.c (cond_exec_process_insns, merge_if_block,
775 find_if_block): Likewise.
776 * integrate.c (allocate_initial_values): Likewise.
777 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
778 swap_condition, unsigned_condition, signed_condition,
779 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
780 reg_or_subregno): Likewise.
781 * lambda-code.c (lambda_compute_auxillary_space,
782 lambda_transform_legal_p): Likewise.
783 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
784 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
785 lhd_incomplete_type_error, lhd_expand_expr,
786 lhd_types_compatible_p, lhd_tree_size): Likewise.
787 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
788 * local-alloc.c (update_equiv_regs): Likewise.
789 * loop-unroll.c (peel_loop_completely
790 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
791 peel_loop_simple, unroll_loop_stupid,
792 analyze_iv_to_split_insn): Likewise.
793 * loop.c (gen_prefetch, find_and_verify_loops,
794 basic_induction_var): Likewise.
795 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
796 * value-prof.c (tree_find_values_to_profile): Likewise.
797 * varasm.c (named_section, default_assemble_integer,
798 decode_addr_const): Likewise.
800 2005-04-21 Alan Modra <amodra@bigpond.net.au>
801 Fariborz Jahanian <fjahanian@apple.com>
803 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
804 portion of argument passed in fpr.
805 * expr.c (emit_push_insn): Fix computation of 'offset' used to
806 decide on partial argument save on stack.
808 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
810 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
813 2005-04-21 Jan Hubicka <jh@suse.cz>
815 * cgraphunit.c: Include tree-pass.h
816 (cgraph_decide_recursive_inlining,
817 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
818 cgraph_decide_inlining): Dump goes to dump_file.
819 (cgraph_optimize): Call ipa passes instead of inliner.
820 (cgraph_gate_inlining, pass_ipa_inline): New.
821 * tree-optimize.c (all_ipa_passes): New static variable.
822 (register_one_dump_file): Dead with IPA passes.
823 (register_dump_files): Likewise.
824 (init_tree_optimization_passes): Initialize IPA passes.
825 (execute_todo): Do cgraph dump when asked to, do not dump function body
827 * tree-pass.h (TODO_dump_cgraph): New macro.
828 (ipa_passes): Declare.
829 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
831 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
833 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
834 gcc_assert instead of abort.
835 (classify_argument, examine_argument, construct_container,
836 contains_128bit_aligned_vector_p, ix86_check_movabs,
837 standard_80387_constant_opcode, standard_80387_constant_rtx,
838 ix86_initial_elimination_offset, ix86_compute_frame_layout,
839 pro_epilogue_adjust_stack, ix86_expand_epilogue,
840 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
841 legitimize_tls_address, output_pic_addr_const,
842 i386_output_dwarf_dtprel, put_condition_code, print_reg,
843 get_some_local_dynamic_name, print_operand, print_operand_address,
844 output_387_binary_op, emit_i387_cw_initialization,
845 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
846 ix86_expand_clear, ix86_expand_binary_operator,
847 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
848 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
849 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
850 ix86_expand_branch, ix86_expand_setcc,
851 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
852 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
853 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
854 memory_address_length, ix86_attr_length_immediate_default,
855 ix86_attr_length_address_default, ix86_agi_dependant,
856 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
857 ix86_expand_binop_builtin, ix86_force_to_memory,
858 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
859 x86_emit_floatuns): Likewise.
860 * config/i386/netware.c (gen_regparm_prefix,
861 i386_nlm_strip_name_encoding): Likewise.
862 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
864 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
866 * optabs.c (gen_condiational_trap): Remove #define.
867 (add_equal_note): Assertify. Remove explicit indirection from
868 call via function pointer.
869 (expand_ternary_op, expand_simple_binop, expand_binop,
870 expand_twoval_unop, expand_twoval_binop,
871 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
872 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
873 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
874 prepare_float_lib_cmp, emit_conditional_move,
875 emit_conditional_add, gen_add2_insn, gen_add3_insn,
876 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
877 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
878 vector_compare_rtx, expand_vec_cond_expr): Likewise.
880 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
882 * vec.h: Update API to separate allocation mechanism from type.
883 (VEC_safe_grow): New.
884 * vec.c (calculate_allocation): New.
885 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
886 (vec_gc_free, vec_heap_free): Remove.
887 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
889 (mangle_macro_name): New.
890 (struct macro_def): New.
891 (struct macro): Add multiple argument values.
892 (macro_expans_end): New.
893 (push_macro_expansion): Chain on new macro. Process multiple
894 args, create follow on expansion. Return follow on argument.
895 (macro_input): Deal with multiple arguments.
897 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
898 (struct tree_binfo): Adjust.
899 * basic-block.h: Define VEC(edge,gc).
900 (struct edge_def): Adjust.
901 (struct basic_block_def, struct edge_iterator): Likewise.
902 (ei_container, ei_start_1, ei_last_1): Likewise.
903 * cfg.c (connect_src, connect_dest): Likewise.
904 * cfgrtl.c (force_nonfallthru_and_redirect)
905 * dbxout.c (dbxout_type)
906 * dwarf2out.c (gen_member_die)
907 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
908 (gcc_tree_to_linear_expression): Adjust.
909 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
910 lbv_to_gcc_expression, lle_to_gcc_expression,
911 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
912 perfect_nestify): Likewise.
913 * lambda.h (gcc_loopnest_to_lambda_loopnest,
914 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
915 * profile.c (instrument_values): Adjust.
916 * tree-cfg.c (modified_noreturn_calls): Adjust.
917 (remove_fallthru_edge): Likewise.
918 * tree-dump.c (dequeue_and_dump): Adjust.
919 * tree-flow-inline.h (mark_stmt_modified): Adjust.
920 * tree-flow.h (modified_noreturn_calls): Adjust.
921 (tree_on_heap): Remove. (yay!)
922 (register_new_def): Adjust.
923 * tree-into-ssa.c: Define VEC(int,heap).
924 (block_defs_stack): Adjust.
925 (find_idf, insert_phi_nodes, register_new_def,
926 rewrite_initialize_block, rewrite_finalize_block,
927 register_new_update_single, rewrite_update_init_block,
928 rewrite_update_fini_block, rewrite_blocks,
929 ssa_rewrite_finalize_block, ssa_register_new_def,
930 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
931 * tree-loop-linear.c (linear_transform_loops): Adjust.
932 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
933 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
934 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
935 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
936 vrp_variables_stack): Adjust declarations.
937 (tree_ssa_dominator_optimize): Adjust.
938 (dom_opt_initialize_block, remove_local_expressions_from_table,
939 restore_nonzero_vars_to_original_value,
940 restore_vars_to_original_value,
941 restore_currdefs_to_original_value, dom_opt_finalize_block,
942 record_var_is_nonzero, record_cond, record_const_or_copy_1,
943 optimize_stmt, update_rhs_and_lookup_avail_expr,
944 lookup_avail_expr, record_range): Likewise.
945 * tree-ssa-pre.c: Define VEC(basic_block,heap).
946 (compute_antic_aux): Adjust.
947 (inserted_exprs, create_expression_by_pieces,
948 insert_into_preds_of_block, eliminate, mark_operand_necessary,
949 remove_dead_inserted_code, fini_pre): Likewise.
950 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
951 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
952 ssa_prop_init): Likewise.
953 * tree-ssa.c: Define VEC(bitmap,heap).
954 (verify_name_tags): Adjust.
955 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
956 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
957 tree_divmod_values_to_profile, tree_find_values_to_profile,
958 value_profile_transformations): Likewise.
959 * value-prof.h: Define VEC(histogram_value,heap).
960 * varasm.c: Remove alias_pair pointer typedef, define
962 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
964 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
965 not a pointer to it. Create an object vector.
966 (extern_symbols): Turn into an object vector.
967 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
969 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
972 * Makefile.in (tree-chrec.o): Depend on params.h.
973 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
975 * tree-chrec.c: Depend on params.h. Replace build with buildN,
976 and fold build with fold_buildN.
977 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
978 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
979 (tree_contains_chrecs): Compute an estimation of the size of the
981 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
982 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
983 * tree-scalar-evolution.c (simple_iv): Ditto.
984 * doc/invoke.texi (scev-max-expr-size): Documented.
986 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
988 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
989 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
990 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
991 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
992 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
993 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
994 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
995 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
996 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
997 (darwin_fix_and_continue_switch): Delete.
998 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
999 (SUBTARGET_SWITCHES): Delete.
1000 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
1001 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
1002 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
1003 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
1004 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
1005 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
1006 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
1007 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
1008 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
1009 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
1010 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
1011 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
1012 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
1013 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
1014 (TARGET_64BIT): Undef before redefining.
1015 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
1016 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
1017 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
1018 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
1019 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
1020 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
1021 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
1022 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
1023 (ix86_debug_arg_string, ix86_debug_addr_string)
1024 (ix86_align_loops_string, ix86_align_jumps_string)
1025 (ix86_align_funcs_string): Delete.
1026 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
1027 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
1028 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
1029 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
1030 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
1031 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
1032 (SUBTARGET_SWITCHES): Delete.
1033 * config/i386/i386.c (ix86_debug_arg_string): Delete.
1034 (ix86_debug_addr_string): Delete.
1035 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
1036 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
1037 (ix86_align_loops_string, ix86_align_jumps_string)
1038 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
1039 (ix86_align_funcs_string): Make static.
1040 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1041 (ix86_handle_option): New function.
1042 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
1043 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
1044 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
1045 of darwin_fix_and_continue_switch.
1046 (darwin_one_byte_bool): Delete.
1047 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
1048 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
1049 to darwin_one_byte_bool.
1050 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
1051 * config/i386/djgpp.opt, config/i386/i386.opt,
1052 * config/i386/sco5.opt: New files.
1054 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
1056 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
1057 fp_zero_operand, fp_register_operand, intreg_operand,
1058 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
1059 call_operand, call_operand_address, tgd_symbolic_operand,
1060 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
1061 symbolic_operand, symbolic_memory_operand, label_ref_operand,
1062 sp64_medium_pic_operand, data_segment_operand,
1063 text_segment_operand, splittable_symbolic_memory_operand,
1064 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
1065 eq_or_neq, normal_comp_operator, noov_compare_op,
1066 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
1067 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
1068 const64_operand, const64_high_operand, arith11_operand,
1069 arith10_operand, arith_double_operand, arith_double_4096_operand,
1070 arith_double_add_operand, arith11_double_operand,
1071 arith10_double_operand, small_int, small_int_or_double,
1072 uns_small_int, uns_arith_operand, clobbered_register,
1073 input_operand, compare_operand): Delete.
1074 (sparc_emit_set_const32): Use predicates in assertion. Remove special
1075 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
1076 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
1077 (GEN_HIGHINT64, GEN_INT64): Delete.
1078 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
1079 gen_safe_XOR64): Adjust for above deletion.
1080 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
1081 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
1082 (legitimate_constant_p): Use const_zero_operand instead.
1083 (sparc_extra_constraint_check): Likewise.
1084 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
1085 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
1086 (PREDICATE_CODES): Delete.
1087 * config/sparc/sparc.md: Include predicates.md.
1088 (All patterns): Adjust for new predicate names.
1089 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
1090 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
1091 (movdi): Use general_operand predicate.
1092 (movdi_sp64_dbl): Delete.
1093 (movdi_const64_special): Add 'N' constraint.
1094 (movdicc): Use arith10_operand predicate.
1095 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
1096 (movdi_cc_reg_sp64): Use arith10_operand predicate.
1097 (movdi_cc_reg_sp64_trunc): Delete.
1098 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
1099 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
1100 (subdi3_sp32): Delete.
1101 (subdi3_insn_sp32): Change to define_insn_and_split.
1102 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
1103 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
1104 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
1105 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
1106 small_int_operand predicate.
1107 (divdi3, udivdi3): Use arith_operand predicate.
1108 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
1109 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
1110 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
1111 (xordi3_sp64_dbl): Delete.
1112 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
1113 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
1114 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
1115 cmp_ccx_set_not): Use arith_operand predicate.
1116 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
1117 * config/sparc/predicates.md: New file.
1119 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
1121 PR tree-optimization/14846
1122 * fold-const.c (fold_single_bit_test_into_sign_test): New,
1124 (fold_single_bit_test): ... here.
1125 (fold_binary): Call fold_single_bit_test_into_sign_test
1126 instead of fold_single_bit_test.
1128 2005-04-20 James E Wilson <wilson@specifixinc.com>
1131 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
1132 is another declaration.
1134 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
1136 * config/cris/predicates.md: New file.
1137 * config/cris/cris-protos.h (cris_store_multiple_op_p)
1138 (cris_movem_load_rest_p): Declare.
1139 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
1140 (cris_movem_load_rest_p): Ditto. Globalize.
1141 (cris_bdap_operand, cris_bdap_biap_operand,
1142 cris_orthogonal_operator, cris_commutative_orth_op,
1143 cris_operand_extend_operator,
1144 cris_additive_operand_extend_operator, cris_extend_operator,
1145 cris_plus_or_bound_operator, cris_mem_op,
1146 cris_general_operand_or_symbol,
1147 cris_general_operand_or_gotless_symbol,
1148 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
1149 cris_load_multiple_op): Remove predicate functions.
1150 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
1151 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
1152 * config/cris/cris.h (PREDICATE_CODES): Don't define.
1153 * config/cris/cris.md: Include predicates.md.
1154 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
1156 2005-04-20 Ian Lance Taylor <ian@airs.com>
1158 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
1159 * c-common.h (STMT_EXPR_STMT): Don't define.
1160 (STMT_EXPR_NO_SCOPE): Don't define.
1161 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
1162 * c-pretty-print.c (pp_c_primary_expression): Likewise.
1163 (pp_c_expression): Likewise.
1165 2005-04-20 Richard Henderson <rth@redhat.com>
1168 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
1170 2005-04-20 Jeff Law <law@redhat.com>
1172 * reload1.c (reload): Ignore equivalences between pseudos and
1175 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
1178 * c-tree.h (struct c_label_list): Update comment.
1179 (struct c_label_context): Rename to struct c_label_context_se.
1180 (label_context_stack): Rename to label_context_stack_se.
1181 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
1182 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
1183 c_end_vm_scope): New.
1184 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
1185 * c-decl.c (pop_scope): Call c_end_vm_scope.
1186 (pushdecl): Call c_begin_vm_scope for variably modified
1188 (define_label): Check for jumping into scope of identifier with
1189 variably modified type. Push label on stack for those defined at
1190 current context of identifiers with variably modified type.
1191 (start_function): Create stack level for context of identifiers
1192 with variably modified type.
1193 (finish_function): Pop stack level for context of identifiers with
1194 variably modified type.
1195 * c-typeck.c (label_context_stack): Rename to
1196 label_context_stack_se.
1197 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
1198 (c_finish_goto_label): Check for jumping into scope of identifier
1199 with variably modified type. Push label on stack for those jumped
1200 to from current context of identifiers with variably modified
1202 (struct c_switch): Add blocked_vm.
1203 (c_start_case): Initialize blocked_vm.
1204 (do_case): Check blocked_vm.
1205 (c_finish_case): Add comment.
1206 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
1207 variable label_context_stack.
1209 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1211 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
1212 conditional_replacement, value_replacement, abs_replacement,
1214 (replace_phi_edge_with_variable): Remove argument BB.
1215 (conditional_replacement, value_replacement,
1216 minmax_replacement, abs_replacement): Remove argument PHI_BB.
1217 Update a call to replace_phi_edge_with_variable.
1219 * tree-ssa-phiopt.c: Fix comments.
1221 2005-04-20 Michael Matz <matz@suse.de>
1224 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
1227 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1229 * tree-ssa-phiopt.c: Fix comment typos.
1231 PR tree-optimization/21116
1232 * tree-ssa-phiopt.c: Fix a typo.
1234 2005-04-19 Richard Henderson <rth@redhat.com>
1236 * builtins.c (expand_builtin_sync_operation): Revert last change.
1237 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
1239 (expand_compare_and_swap_loop): Likewise.
1240 (expand_sync_operation): Remove fallback from NAND to AND; invert
1241 memory operand when expanding from cmpxchg.
1242 (expand_sync_fetch_operation): Likewise.
1243 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
1246 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
1247 when implementing NAND. Fix double-add for AFTER.
1248 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
1249 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1250 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
1252 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
1255 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
1256 to return old memory value.
1257 (sync_compare_and_swap_cc<IMODE>): Likewise.
1259 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
1260 return pre-reload. Don't consider output or anti dependencies.
1261 * config/ia64/sync.md (IMODE): New.
1262 (modesuffix): Add QI and HI.
1263 (memory_barrier): Simplify expansion.
1264 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
1265 (cmpxchg_acq_<IMODE>): Likewise.
1266 (sync_lock_test_and_set<IMODE>): Likewise.
1267 (sync_lock_release<IMODE>): Likewise.
1269 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1271 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
1274 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1276 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
1278 2005-04-20 Michael Pogue <michael.pogue@sun.com>
1279 Joseph S. Myers <joseph@codesourcery.com>
1281 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
1282 * c-typeck.c (build_c_cast): Check these options.
1283 * doc/invoke.texi: Document these options.
1285 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1287 * tree-ssa-phiopt.c: Update a comment about the pass.
1289 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1291 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
1292 config/mcore/mcore.c: Fix comment typos.
1294 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
1296 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
1297 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
1299 2005-04-19 Paul Brook <paul@codesourcery.com>
1301 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
1303 2005-04-19 Andrew Haley <aph@redhat.com>
1306 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
1307 looking at a field's bitpos.
1309 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1311 * system.h (fopen, fdopen, freopen): Define these to the unlocked
1312 libiberty functions.
1314 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1316 PR tree-optimization/21096
1317 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
1319 2005-04-19 Alan Modra <amodra@bigpond.net.au>
1322 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
1323 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
1325 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
1327 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
1328 refers to the function being dumped.
1330 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
1332 * varasm.c (assemble_start_function): Remove reset of in_section.
1334 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1336 PR tree-optimization/21085
1337 * fold-const (fold_binary): Don't change X % -C to X % C if C has
1340 2005-04-19 Ben Elliston <bje@au.ibm.com>
1342 * doc/invoke.texi (Optimize Options): Refer to the correct
1343 optimisation flag -ftree-dominator-opts, not -ftree-dom.
1345 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
1347 * config/rs6000/rs6000.c (machopic_output_stub): Increase
1348 alloca argument to be big enough.
1350 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
1353 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
1356 2005-04-18 Tom Tromey <tromey@redhat.com>
1358 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
1361 2005-04-18 Richard Henderson <rth@redhat.com>
1363 * config/alpha/alpha.c (alpha_split_atomic_op): New.
1364 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
1365 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
1366 * config/alpha/alpha-protos.h: Update.
1367 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
1368 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
1369 (attr type): Add ld_l, st_c, mb.
1370 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
1371 iornotsi3, xorsi_internal, xornotsi3): New.
1372 * config/alpha/ev4.md (ev4_ld): Add ld_l.
1373 (ev4_ist_c, ev4_mb): New.
1374 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
1376 * config/alpha/ev6.md (ev6_ild): Add ld_l.
1377 (ev6_ist): Add st_c.
1379 * config/alpha/sync.md: New file.
1381 2005-04-18 Richard Henderson <rth@redhat.com>
1383 * builtins.c (expand_builtin_sync_operation): Fold nand to and
1386 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
1388 2005-04-18 Devang Patel <dpatel@apple.com>
1390 * config/rs6000/atlivec.md (mulv4si3): New pattern.
1392 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1394 PR tree-optimization/20922
1395 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
1396 Fold X + c >= X and fold X - c <= X to true.
1398 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1400 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
1402 (emergency_labeled_state_free): Likewise.
1404 2005-04-18 Nick Clifton <nickc@redhat.com>
1406 * config/h8300/h8300.md (jump): Remove prescan parameter from
1407 calls to final_scan_insn.
1409 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
1410 parameter from calls to final_scan_insn.
1412 * config.gcc (m68hc12): Use the m68hc11.opt file for target
1414 (v850e, v850e1): Use the v850.opt file for target specific
1417 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
1419 PR tree-optimization/21001
1420 * tree-optimize.c (init_tree_optimization_passes): Move the
1421 first pass_forwprop immediately before pass_vrp.
1423 2005-04-17 Ian Lance Taylor <ian@airs.com>
1425 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
1426 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
1427 from enum tree_code op to bool is_sizeof.
1428 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
1429 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
1430 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
1432 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
1434 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
1437 2005-04-17 Ian Lance Taylor <ian@airs.com>
1439 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
1441 2005-04-17 Richard Henderson <rth@redhat.com>
1443 * config/alpha/alpha.c (va_list_skip_additions): Only define if
1445 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
1446 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
1447 of indirection through ssa names while looking for the gpr counter
1449 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
1450 saved va_list_gpr_size and va_list_fpr_size.
1452 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1454 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
1455 both pointers or both integers.
1457 * tree-vrp.c (maybe_add_assert_expr): Don't assert
1458 ASSERT_EXPRs for single-use variable.
1460 * tree-into-ssa.c: Fix a comment typo.
1462 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
1464 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
1465 -mipsN before forcing a default of -mips2.
1467 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1469 * predict.h (IS_TAKEN): Remove.
1470 * rtl.h (NOTE_PREDICTION): Likewise.
1472 * modulo-sched.c (CFG_HOOKS): Remove.
1474 * c-parser.c (N_C_TTYPES): Remove.
1476 * tree-flow-inline.h (get_stmt_operands): Remove.
1477 * lambda-code.c, tree-ssa-loop-unswitch.c,
1478 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
1479 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
1480 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
1481 calls to get_stmt_operands.
1482 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
1484 2005-04-17 Richard Henderson <rth@redhat.com>
1487 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
1488 of CUMULATIVE_ARGS past the last named argument.
1489 (alpha_va_start): Expect pretend_args_size only if strictly less than
1492 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1495 * builtins.c (expand_builtin_strcat): Convert the result of
1496 strlen to the right type.
1497 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
1498 avoid creating type mismatches.
1499 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
1502 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
1504 2005-04-16 Richard Henderson <rth@redhat.com>
1507 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
1508 Use the mode of boolean_type_node when the user doesn't provide one.
1509 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
1511 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
1514 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
1517 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
1520 2005-04-16 Roger Sayle <roger@eyesopen.com>
1521 Steven Bosscher <stevenb@suse.de>
1523 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
1524 (fold_unary_to_constant): Likewise.
1526 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
1528 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
1531 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
1533 * doc/install.texi (Specific): Avoid using asterisks in @anchor
1534 names related to target triplets.
1535 Remove i?86-*-esix from platform directory.
1536 Remove powerpc-*-eabiaix from platform directory.
1538 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
1541 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
1542 falling through from SUBREG case to REG.
1544 2005-04-15 Roger Sayle <roger@eyesopen.com>
1546 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
1547 (fold_binary): Update comment mentioning fold_relational_hi_lo.
1548 (fold_binary_to_constant): Simplify using fold_binary.
1549 (fold_unary_to_constant): Likewise, simplify using fold_unary.
1551 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1553 * gthr-posix.c (pthread_cancel): Define.
1554 (pthread_mutexattr_init): Likewise.
1555 (pthread_mutexattr_settype): Likewise.
1556 (pthread_mutexattr_destroy): Likewise.
1558 2005-04-15 David S. Miller <davem@davemloft.net>
1561 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
1563 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1565 PR tree-optimization/21031
1566 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
1567 (forward_propagate_into_cond_1): Call it. Forward propagate
1568 integer-integer casts into COND_EXPRs.
1570 2005-04-15 Dave Korn <dave.korn@artimi.com>
1572 * gcc.c (default_compilers): Clarify obscure error message when
1573 reading from standard input.
1575 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1577 * basic-block.h (PROP_EQUAL_NOTES): Remove.
1578 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
1580 * tree-ssa-alias.c (init_alias_info): Remove a call to
1583 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
1585 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
1586 of non-virtual PHI nodes like we use to.
1588 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
1590 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
1591 (attr_copy_rtx): Do not use it.
1593 2005-04-15 Andrew Macleod <amacleod@redhat.com>
1595 * doc/tree-ssa.texi: Grammer/abbreviation updates.
1597 2005-04-15 Diego Novillo <dnovillo@redhat.com>
1599 * tree-vect-transform.c (vectorizable_store): Mark necessary
1600 objects in the vectorized store needing renaming. Update the
1601 SSA graph for V_MAY_DEF operands in the original store.
1603 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1605 * tree-ssa-pre.c (compute_avail): It's okay to have
1606 TREE_INVARIANT's here, and value number the resulting expressions.
1607 (create_expression_by_pieces): Make sure operands that were
1608 min_invariant when we started, stay that way.
1610 2005-04-15 David Edelsohn <edelsohn@gnu.org>
1612 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
1614 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1616 PR tree-optimization/20936.
1617 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
1619 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1621 * doc/invoke.texi: Fix typos.
1622 * doc/md.texi: Likewise.
1623 * doc/rtl.texi: Likewise.
1624 * doc/sourcebuild.texi: Likewise.
1625 * doc/tm.texi: Likewise.
1627 2005-04-15 Uros Bizjak <uros@kss-loka.si>
1629 PR tree-optimization/21004
1630 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
1631 and floorl in c99 mode only.
1632 * builtins.c (expand_builtin_int_roundingfn): Assert that
1633 fallback_fndecl is not NULL_TREE.
1635 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1637 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
1638 * basic-block.h: Update the prototype for
1639 purge_all_dead_edges.
1640 * cfgexpand.c (tree_expand_cfg): Update a call to
1641 purge_all_dead_edges.
1642 * combine.c (combine_instructions): Likewise.
1643 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
1644 rest_of_handle_cse2, rest_of_handle_gcse,
1645 rest_of_handle_postreload): likewise.
1647 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
1650 * gimplify.c (gimplify_addr_expr): Compensate for removal of
1651 e.g. cv-qualification conversions.
1653 2005-04-14 Mike Stump <mrs@apple.com>
1655 * config/darwin-c.c (framework_construct_pathname): We must
1656 find all headers of a framework in the first instance of it
1657 found in the seach path.
1659 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1661 PR tree-optimization/21021
1662 * tree-vrp.c (compare_values): Work around a bug in the front
1663 end that produces a comparison of mismatched types.
1665 2004-04-14 Richard Henderson <rth@redhat.com>
1667 * config/ia64/ia64.h (enum fetchop_code): Remove.
1668 (enum ia64_builtins): Move ...
1669 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
1670 members except BSP and FLUSHRS.
1671 (ia64_init_builtins): Remove __sync builtins.
1672 (ia64_expand_builtin): Likewise.
1673 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
1674 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
1675 (ia64_expand_lock_release): Remove.
1676 * config/ia64/ia64.md (mf): Move to sync.md.
1677 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
1678 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
1679 * config/ia64/sync.md: New file.
1680 (memory_barrier): Rename from mf.
1681 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
1682 (cmpxchg_acq_<I48MODE>): Likewise.
1683 (sync_lock_test_and_set<I48MODE>): Likewise.
1685 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1686 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1688 2004-04-14 Richard Henderson <rth@redhat.com>
1690 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
1691 (ix86_compare_emitted): New.
1692 (ix86_expand_compare): Use ix86_compare_emitted if set.
1693 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
1694 and ix86_compare_op0 are set.
1695 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
1696 (TARGET_CMPXCHG, TARGET_XADD): New.
1697 (ix86_compare_emitted): Declare.
1698 * config/i386/i386.md: Include sync.md
1699 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
1700 (UNSPECV_XCHG, UNSPECV_LOCK): New.
1701 * config/i386/sync.md: New file.
1703 2004-04-14 Richard Henderson <rth@redhat.com>
1706 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
1707 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
1708 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
1709 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
1710 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
1711 BT_FN_I8_VPTR_I8_I8): New.
1712 * builtins.def (DEF_SYNC_BUILTIN): New.
1713 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
1714 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
1715 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
1716 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
1717 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
1718 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
1719 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
1720 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
1721 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
1722 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
1723 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
1724 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
1725 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
1726 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
1727 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
1728 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
1729 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
1730 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
1731 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
1732 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
1733 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
1734 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
1735 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
1736 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
1737 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
1738 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
1739 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
1740 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
1741 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
1742 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
1743 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
1744 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
1745 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
1746 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
1747 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
1748 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
1749 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
1750 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
1751 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
1752 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
1753 BUILT_IN_SYNCHRONIZE: New.
1754 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
1755 as a function. Accept __sync_ as a prefix as well.
1756 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1757 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
1758 expand_builtin_lock_release): New.
1759 (expand_builtin): Call them.
1760 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
1761 neither BOTH_P nor FALLBACK_P are defined.
1762 (builtin_type_for_size): New.
1763 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
1764 (resolve_overloaded_builtin): New.
1765 * c-common.h (resolve_overloaded_builtin): Declare.
1766 (builtin_type_for_size): Declare.
1767 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
1768 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
1769 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
1770 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
1771 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
1772 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
1773 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
1774 sync_compare_and_swap_cc, sync_lock_test_and_set,
1775 sync_lock_release): New.
1776 * optabs.h: Declare them.
1777 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
1778 expand_sync_operation, expand_sync_fetch_operation,
1779 expand_sync_lock_test_and_set): Declare.
1780 * genopinit.c (optabs): Add sync optabs.
1781 * optabs.c (init_optabs): Initialize sync optabs.
1782 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
1783 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
1784 expand_sync_operation, expand_sync_fetch_operation,
1785 expand_sync_lock_test_and_set): New.
1786 * doc/extend.texi (Atomic Builtins): New section
1787 * doc/md.texi (Standard Names): Add sync patterns.
1789 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1791 * tree-eh.c (lower_try_finally_copy): Generate new code in
1792 response to goto_queue entries as if the queue was sorted by
1793 index, not pointers.
1794 (lower_try_finally_switch): Likewise.
1796 2005-04-14 Richard Henderson <rth@redhat.com>
1798 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
1799 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
1801 (ix86_expand_fp_movcc): Update to match.
1802 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
1803 * config/i386/i386-protos.h: Update.
1804 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
1805 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
1807 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
1809 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
1812 2005-04-14 Julian Brown <julian@codesourcery.com>
1814 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
1815 link failures on ppc64 Linux.
1817 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
1819 * config.gcc: Set cpu_type for s390.
1821 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1823 Fix PR tree-optimization/20963
1824 * tree-ssa-pre.c (compute_avail): Remove special case for
1826 (create_expression_by_pieces): Add value numbers for forced out
1829 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
1831 * config/cris/cris.md: Replace references to (reg:SI 16) with
1832 (reg:SI CRIS_SRP_REGNUM).
1834 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1836 PR tree-optimization/20657
1837 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
1838 create an appropriate range from it.
1840 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1842 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
1843 <UNSPEC_FIST_CEIL> case.
1845 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
1846 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
1847 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
1848 to implement lfloor and llfloor built-ins as x87 intrinsic function.
1849 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
1850 (lfloor<mode>2): New expanders.
1851 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
1852 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
1853 to implement lceil and llceil built-ins as x87 intrinsic function.
1854 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
1855 (lceil<mode>2): New expanders.
1857 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1859 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
1860 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
1862 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
1865 * config/s390/s390-modes.def: Define TFmode.
1867 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
1869 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
1870 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1871 * config/mips/mips.c (mips16_insn_length): Remove reference to
1872 JUMP_TABLES_IN_TEXT_SECTION.
1874 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
1876 * simplify-rtx.c (simplify_binary_operation_1): Return
1877 scalar or vector of constant 0, depending on the xor's
1880 2005-04-13 Dale Johannesen <dalej@apple.com>
1882 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
1883 (objc-act.o): Ditto.
1884 * objc/objc-act.c (objc_gimplify_expr): New.
1885 (objc_get_callee_fndecl): New.
1886 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
1887 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
1888 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
1890 2005-04-13 Devang Patel <dpatel@apple.com>
1892 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
1895 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
1897 CRIS prologue as RTL.
1898 * config/cris/cris-protos.h (cris_emit_movem_store)
1899 (cris_expand_prologue): Prototype.
1900 * config/cris/cris.c (struct machine_function): New member
1902 (cfa_label_num, cris_target_asm_function_prologue): Remove.
1903 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
1904 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
1905 (cris_load_multiple_op, cris_return_address_on_stack)
1906 (cris_return_address_on_stack_for_return): ISO-Cify.
1907 (cris_store_multiple_op): New predicate function.
1908 (cris_expand_prologue, cris_emit_movem_store): New functions.
1909 (cris_print_operand) <case 'O'>: Handle modifications other than
1911 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
1912 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
1913 (cris_gen_movem_load): Rearrange slightly to make local variable
1914 src a parameter, removing osrc.
1915 (cris_setup_incoming_varargs): Set machine_function member
1916 stdarg_regs to correspond to the number of registers that need to
1918 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
1920 (PREDICATE_CODES): Add cris_store_multiple_op. Make
1921 cris_general_operand_or_gotless_symbol accept UNSPEC.
1922 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
1923 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
1924 ("*cris_store_multiple"): New pattern. Tweak common comment above
1925 this and "*cris_load_multiple".
1926 ("prologue"): New define_expand.
1928 * config/cris/cris.md ("epilogue"): Conditionalize on
1929 TARGET_PROLOGUE_EPILOGUE.
1931 2005-04-13 Steve Ellcey <sje@cup.hp.com>
1934 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
1935 fpsr 0 instead of fpsr 1.
1936 (divsf3_internal_thr): Ditto.
1937 (divdf3_internal_lat): Ditto.
1938 (divdf3_internal_thr): Ditto.
1939 (divxf3_internal_lat): Ditto.
1940 (divxf3_internal_thr): Ditto.
1942 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1944 PR tree-optimization/20913
1945 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
1947 PR tree-optimization/20702
1948 * tree-vrp.c (maybe_add_assert_expr): Recurse into
1949 dominator children that haven't been walked into.
1951 2005-04-13 Julian Brown <julian@codesourcery.com>
1953 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
1954 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
1957 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1959 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
1960 config/i386/sse.md: Fix comment typos.
1962 * genattrtab.c (NULL_ATTR): Remove.
1963 * ifcvt.c (NULL_EDGE): Likewise.
1965 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
1967 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
1968 NOTE_PREDICT): Remove.
1970 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1972 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
1973 * configure: Regenerate.
1974 * config.in: Likewise.
1975 * system.h: Declare vsnprintf if not already declared.
1977 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1979 * optc-gen.awk: Handle stand-alone Mask records.
1980 * opth-gen.awk: Likewise.
1981 * doc/options.texi (Option file format): Document them.
1982 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
1983 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
1984 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
1985 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
1986 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
1987 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
1988 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
1989 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
1990 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
1991 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
1992 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
1993 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
1994 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
1995 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
1996 TARGET_LONG_DOUBLE_128): Likewise.
1997 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
1998 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
1999 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
2000 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
2001 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
2002 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
2003 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
2004 * config/sparc/sparc.c (fpu_option_set): New global.
2005 (sparc_handle_option): New function.
2006 (sparc_override_options): Test fpu_option_set.
2007 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
2008 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
2009 * config/sparc/sparc.opt: New file.
2010 * config/sparc/little-endian.opt: Likewise.
2011 * config/sparc/long-double-switch.opt: Likewise.
2013 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
2015 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
2016 (bfin_handle_options): Set it if -mshared-library-id= is seen.
2017 * config/bfin/bfin.opt (mshared-library-id=): Lose
2018 Var(bfin_lib_id_given).
2020 2005-04-13 Matt Thomas <matt@3am-software.com>
2022 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
2025 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
2027 * rtl.h (CLEAR_RTX_FLAGS): Remove.
2029 * cgraphunit.c (INSNS_PER_CALL): Remove.
2031 * tree-ssa-forwprop.c (vars,
2032 record_single_argument_cond_exprs,
2033 substitute_single_use_vars): Remove.
2034 (forward_propagate_into_cond_1, forward_propagate_into_cond):
2036 (tree_ssa_forward_propagate_single_use_vars): Call
2037 forward_propagate_into_cond for each COND_EXPR.
2039 * tree-inline.c (INSNS_PER_STMT): Remove.
2041 2005-04-12 Richard Henderson <rth@redhat.com>
2043 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
2044 (ix86_expand_sse_fp_minmax): ... from ...
2045 (ix86_expand_fp_movcc): ... here.
2046 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
2047 * config/i386/i386-protos.h: Update.
2048 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
2049 (sse_setccsf, sse_setccdf): Allow before reload.
2050 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
2051 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
2052 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
2053 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
2054 (anddf3, nanddf3, iordf3, xordf3): New.
2056 2005-04-12 Jeff Law <law@redhat.com>
2058 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
2059 (tree-ssa-uncprop.o): Add dependencies.
2060 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
2061 * tree-flow.h (remove_useless_stmts): Remove prototype.
2062 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2063 remove_useless_stmts.
2064 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
2065 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
2066 * tree-pass.h (pass_uncprop): Declare.
2067 * tree-ssa-uncprop.c: New file.
2069 2005-04-12 James E. Wilson <wilson@specifixinc.com>
2072 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
2074 2005-04-12 Caroline Tice <ctice@apple.com>
2076 Temporary fix for partitioning problems.
2077 * passes.c (rest_of_handle_final): Remove code that
2078 frees unlikely_text_section_name,
2079 * varasm.c (assemble_start_function): Test for partitioning
2080 flag before writing out section labels.
2081 (assemble_end_function): Test for partitioning flag before
2082 writing out section labels.
2084 2005-04-12 Steven Bosscher <stevenb@suse.de>
2085 Stuart Hastings <stuart@apple.com>
2086 Jan Hubicka <jh@suse.cz>
2088 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
2089 references to gt-tree-cfg.h.
2090 * basic-block.h (struct basic_block_def): Don't skip rbi
2091 for garbage collection.
2092 (struct reorder_block_def): Make GTY-able.
2093 (struct control_flow_graph): New structure.
2094 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
2095 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
2096 but instead defines to the control_flow_graph for cfun.
2097 (label_to_block_map): New define, points to the label map of
2098 the control_flow_graph for cfun.
2099 (n_edges_for_function, n_basic_blocks_for_function,
2100 last_basic_block_for_function, basic_block_info_for_function,
2101 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
2102 basic_block_info_for_function, label_to_block_map_for_function):
2103 Counterparts for the above, taking a struct function as an extra
2105 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
2106 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
2107 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
2108 (alloc_rbi_pool, free_rbi_pool): Remove.
2109 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
2110 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
2112 (cfg_layout_finalize) ... and don't free it here.
2113 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
2115 * flow.c (free_basic_block_vars): Set label_to_block_map and
2116 n_edges to zero too.
2117 * function.h (struct function): Add cfg field.
2118 * function.c (allocate_struct_function): Allocate the cfg.
2119 * tree-cfg.c (label_to_block_map): Remove.
2120 (build_tree_cfg): Don't allocate the rbi pool here...
2121 (delete_tree_cfg_annotations): ...and don't free it here.
2122 Also don't nullify label_to_block_map for cfun.
2124 2005-04-12 Caroline Tice <ctice@apple.com>
2126 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2127 Revert my patch from April 9.
2128 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
2129 (reorder_basic_blocks): Revert my patch from April 9.
2130 (insert_section_boundary_note): Revert my patch from April 9.
2131 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
2132 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
2133 (COLD_END_LABEL): Revert my patch from April 9.
2134 (cold_text_section_label): Revert my patch from April 9.
2135 (cold_end_label): Revert my patch from April 9.
2136 (dwarf2out_switch_text_section): Revert my patch from April 9.
2137 (output_aranges): Revert my patch from April 9.
2138 (output_ranges): Revert my patch from April 9.
2139 (output_line_info): Revert my patch from April 9.
2140 (add_location_or_const_value_attribute): Revert my patch from April 9.
2141 (dwarf2out_var_location): Revert my patch from April 9.
2142 (dwarf2out_init): Revert my patch from April 9.
2143 (dwarf2out_finish): Revert my patch from April 9.
2144 * function.h (struct function): Revert my patch from April 9.
2145 * opts.c (decode_options): Revert my patch from April 9.
2146 * output.h (unlikely_section_label, hot_section_label,
2147 hot_section_end_label, cold_section_end_label,
2148 unlikely_text_section_name): Revert my patch from April 9.
2149 * passes.c (rest_of_handle_final): Revert my patch from April 9.
2150 * varasm.c (unlikely_section_label, hot_section_label,
2151 hot_section_end_label, cold_section_end_label,
2152 unlikely_text_section_name): Revert my patch from April 9.
2153 (initialize_cold_section_name): Revert my patch from April 9.
2154 (unlikely_text_section): Revert my patch from April 9.
2155 (in_unlikely_text_section): Revert my patch from April 9.
2156 (named_section): Revert my patch from April 9.
2157 (function_section): Revert my patch from April 9.
2158 (current_function_section): Revert my patch from April 9.
2159 (assemble_start_function): Revert my patch from April 9.
2160 (assemble_end_function): Revert my patch from April 9.
2161 (default_section_type_flags_1): Revert my patch from April 9.
2163 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2165 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
2166 * config/sparc/sparc.md (untyped_call): Save the registers manually.
2168 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
2170 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
2173 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
2174 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
2176 2004-04-12 Richard Henderson <rth@redhat.com>
2178 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
2179 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
2180 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
2181 (UNSPEC_*, UNSPECV_*): Renumber.
2183 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
2186 From Richard Henderson <rth@redhat.com>:
2187 * tree-mudflap.c (mf_build_check_statement_for): Correct block
2190 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
2192 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
2194 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2196 * config/bfin/bfin.c (bfin_library_id_string): Remove.
2197 (bfin_library_id): New variable.
2198 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
2199 instead of bfin_library_id_string.
2200 (bfin_handle_option): New function.
2201 (override_options): Remove most code to deal with shared library IDs,
2202 just check they aren't used without -mid-shared-library.
2203 (TARGET_HANDLE_OPTION): Define.
2204 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
2205 * config/bfin/bfin.opt (mshared-library-id=): New.
2207 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
2209 * tree-vect-transform.c: Fix comment typos.
2211 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
2213 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
2214 split critical edges when not possible/profitable.
2216 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2218 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
2219 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
2220 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
2221 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
2222 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
2223 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
2224 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
2225 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
2227 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
2228 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2229 * config/ns32k/ns32k.opt: New file.
2231 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2233 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
2234 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
2235 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
2236 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
2237 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
2238 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
2239 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
2240 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
2241 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
2242 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
2243 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
2244 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
2245 (MASK_COLDFIRE): Formatting fixes.
2246 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
2247 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
2248 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
2249 "_current_shared_library_a5_offset_".
2250 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2251 (MASK_ALL_CPU_BITS): New macro.
2252 (m68k_handle_option): New function.
2253 (override_options): Remove handling of m68k_library_id_string.
2254 * config/m68k/m68k.opt: New file.
2255 * config/m68k/ieee.opt: New file.
2257 2005-04-11 Mark Mitchell <mark@codesourcery.com>
2259 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2260 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
2261 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2262 (TARGET_CXX): Adjust accordingly.
2263 * target.h (struct gcc_target): Remove epxort_class_data. Add
2264 determine_class_data_visibility and class_data_always_comdat.
2265 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2266 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
2267 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2268 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
2269 (arm_cxx_determine_class_data_visibility): New.
2270 (arm_cxx_class_data_always_comdat): Likewise.
2271 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2272 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2273 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2274 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
2275 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
2278 2005-04-11 Devang Patel <dpatel@apple.com>
2280 * tree-data-ref.c (build_classic_dist_vector,
2281 compute_subscript_distance): Make externally visible.
2282 * tree-data-ref.h (build_classic_dist_vector,
2283 compute_subscript_distance): Same.
2284 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2285 Check distance vector against vectorization factor.
2286 (vect_analyze_loop): Determine vectorizaion factor before
2287 analyzing data dependences.
2288 * tree-vectorizer.c (loops_num): Make it externally visible and
2290 * tree-vectorizer.c (vect_loops_num): ... new name.
2291 * tree-vectorizer.h (vect_loops_num): New.
2293 2005-04-11 Devang Patel <dpatel@apple.com>
2295 * tree-vect-analyze.c (vect_analyze_operations): Check
2296 vectorizable codition.
2297 * tree-vect-transform.c (vect_is_simple_cond): New function.
2298 (vectorizable_condition): New function.
2299 (vect_transform_stmt): Handle condition_vec_info_type.
2300 * tree-vectorizer.h (enum stmt_vec_info_type): Add
2301 condition_vec_info_type.
2302 (vectorizable_condition): New.
2304 2005-04-11 Geoffrey Keating <geoffk@apple.com>
2306 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
2307 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
2308 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
2310 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
2311 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
2313 * dwarf2out.c (output_line_info): Don't try to dereference
2314 a NULL current_function_decl.
2316 * config/t-slibgcc-darwin: Don't put shared libraries in
2317 directories other than $(slibdir).
2318 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
2321 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2323 PR tree-optimization/20933
2324 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
2325 logic to reject aliases between read-only and writable
2327 (may_alias_p): ... here.
2328 (get_tmt_for): Do not associate read-only tags to pointers
2329 whose pointed-to type is not read-only.
2330 * tree-ssa.c (verify_ssa): Check that memory stores have at
2331 least one V_MAY_DEF or V_MUST_DEF.
2333 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2336 * configure.ac (gcc_UNLOCKED_FUNCS): New.
2337 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
2338 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
2339 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
2341 (fwrite_unlocked): Fix prototype.
2343 * configure, config.in: Regenerate.
2345 2005-04-11 David Edelsohn <edelsohn@gnu.org>
2347 * tree-ssa-loop-im.c: Include real.h.
2348 (determine_invariantness_stmt): If real division divisor is
2349 invariant and flag_unsafe_math_optimizations enabled, generate
2350 invariant reciprocal for hoisting.
2351 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
2353 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2355 Fix PR tree-optimization/20926
2357 * tree-ssa-alias.c (add_type_alias): Handle subvars.
2359 2005-04-11 Devang Patel <dpatel@apple.com>
2361 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
2364 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2366 * fold-const.c (fold_binary_op_with_conditional_arg):
2367 use fold_buildN instead of "fold (buildN" in some
2369 (fold_unary): Likewise.
2370 (fold_binary): Likewise.
2372 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2374 Fix PR tree-optimization/20612
2375 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
2377 (perfect_nestify): preheaderbb is *not* part of loop of the
2380 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2382 * tree-ssa-alias.c (may_alias_p): If the variable
2383 is a global variable and the pointer is parameter
2384 and -fargument-noalias-global is used, then
2385 the pointer cannot alias the variable.
2387 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
2389 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
2390 * config/sparc/sparc.h: Likewise.
2391 * config/sparc/sparc.md: Likewise.
2393 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
2395 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
2397 * tree-vrp.c: Fix a comment typo.
2399 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2401 PR tree-optimization/20920
2402 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
2403 SSA_NAME flows through an abnormal edge.
2404 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
2405 through abnormal edges.
2406 (maybe_add_assert_expr): Likewise.
2408 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
2410 * config/s390/s390.h (s390_tune_string, s390_arch_string)
2411 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
2412 (s390_stack_size_string, s390_stack_guard_string, target_flags)
2413 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
2414 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
2415 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
2416 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
2417 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
2418 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
2419 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2420 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2421 (TARGET_HANDLE_OPTION): Likewise.
2422 (s390_tune): Initialize to PROCESSOR_max.
2423 (s390_arch_string): Make static.
2424 (s390_tune_string, s390_warn_framesize_string): Delete.
2425 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
2426 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
2427 (s390_handle_arch_option, s390_handle_option): New functions.
2428 (override_options): Remove parsing of option strings.
2429 * config/s390/s390.opt: New file.
2431 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2433 * tree-complex.c (expand_vector_operations): Call
2434 update_stmt_if_modified.
2436 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2438 * tree-vect-analyze (vect_determine_vectorization_factor):
2439 Do not use GET_MODE_NUNITS.
2440 * tree-vect-transform.c (vect_get_vec_def_for_operand,
2441 (vectorizable_load, vect_transform_loop): Likewise.
2443 2005-04-11 Uros Bizjak <uros@kss-loka.si>
2445 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
2446 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
2447 * optabs.h (enum optab_index): Add new OTI_lceil.
2448 (lceil_optab): Define corresponding macro.
2449 * optabs.c (init_optabs): Initialize lceil_optab.
2450 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
2451 and lceildi2 patterns.
2452 * builtins.c (expand_builtin_int_roundingfn): Handle
2453 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
2454 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
2455 BUILT_IN_LLCEIL{,F,L}.
2456 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
2457 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
2458 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
2459 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
2460 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
2461 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
2462 into lceil built-in function and (long long int)ceil{,f,l} into
2463 llceil built-in function.
2464 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
2467 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2469 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
2472 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
2474 * config/arm/arm.c: Fix a comment typo.
2475 * doc/tree-ssa.texi: Fix a typo.
2477 2005-04-10 Steven Bosscher <stevenb@suse.de>
2479 * cselib.c (clear_table): Rename to cselib_clear_table.
2480 * cselib.h (cselib_clear_table): Add prototype.
2481 * gcse.c (gcse_main): Make 'f' argument unused.
2482 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
2483 of each basic block instead.
2484 (compute_sets, compute_hash_table_work): Likewise.
2485 (constprop_register): Change int 'alter_jumps' argument to bool.
2486 (do_local_cprop): Likewise.
2487 (local_cprop_pass): Likewise. Also walk basic blocks instead of
2488 the insn chain. Explicitly clear the cselib tables after finishing
2489 one basic block. Make sure there are no unterminated libcall blocks.
2490 Update compute_sets call.
2491 (cprop): Walk basic blocks instead of the insn chain.
2492 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
2494 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
2495 one_cprop_pass calls.
2497 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2499 * combine.c (combine_simplify_rtx): Remove a transformation that
2500 relies on an invalid assumption about rtl sign-extension semantics.
2502 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2504 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
2505 to build_int_cst_wide.
2507 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
2510 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
2511 set the original address pseudo to the correct value before the
2512 original insn, if possible, and leave the insn alone, otherwise
2513 create a new pseudo, set it and replace it in the insn.
2514 * recog.c (validate_change_maybe_volatile): New.
2515 * recog.h (validate_change_maybe_volatile): Declare.
2517 2005-04-09 Caroline Tice <ctice@apple.com>
2519 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2520 Remove targetm.have_named_sections test.
2521 (fix_edges_for_rarely_executed_code): Likewise.
2522 (insert_section_boundary_note): Likewise.
2523 (reorder_basic_blocks): Check partitioning flag before calling
2524 verify_hot_cold_block_grouping.
2525 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2526 the function struct rather than global variables.
2527 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2528 (COLD_END_LABEL): Likewise
2529 (cold_text_section_label): New static global variable.
2530 (cold_end_label): Likewise.
2531 (dwarf2out_switch_text_section): Get hot/cold section labels from
2532 the function struct rather than global variables.
2533 (output_aranges): Use cold_text_section_label and cold_end_label;
2534 check partitioning flag before putting out delta.
2535 (output_ranges): Remove incorrect code attempting to use
2537 (output_line_info): Get cold section label from function struct.
2538 (add_location_or_const_value_attribute): Likewise.
2539 (get_subprogram_die): Get hot/cold section labels from function struct.
2540 (dwarf2out_var_location): Likewise.
2541 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2542 write out cold_text_section_label if partition flag is set.
2543 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2544 * function.h (struct function): Add new fields to point to hot/cold
2545 section labels: hot_section_label, cold_section_label,
2546 hot_section_end_label and cold_section_end_label; also add new field
2547 for cold text section name, unlikely_text_section_name.
2548 * opts.c (decode_options): Turn off partitioning flag if
2549 !targetm.have_named_sections.
2550 * output.h (hot_section_label): Remove.
2551 (hot_section_end_label): Remove.
2552 (cold_section_end_label): Remove.
2553 (unlikely_section_label): Remove.
2554 (unlikely_text_section_name): Remove.
2555 * passes.c (rest_of_handle_final): Remove code that frees
2556 unlikely_text_section_name.
2557 * varasm.c (unlikely_section_label): Remove.
2558 (hot_section_label): Remove.
2559 (hot_section_end_label): Remove.
2560 (cold_section_end_label): Remove.
2561 (unlikely_text_section_name): Remove.
2562 (initialize_cold_section_name): Modify to call
2563 targetm.strip_name_encoding; to store cold section name in current
2564 function struct, if it exists; and to only use the decl_section_name
2565 if flag_named_sections is true.
2566 (unlikely_text_section): Modify to get section name out of current
2567 function struct, if there is one; otherwise build it from
2568 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2569 (in_unlikely_text_section): Likewise.
2570 (named_section): Modify to get/put cold section name in current function
2571 struct, if there is one.
2572 (function_section): Change 'bool unlikely' to 'int reloc'; check
2573 targetm.have_named_sections before calling named_section.
2574 (current_function_section): Likewise.
2575 (assemble_start_function): Modify to get/put unlikely_text_section_name
2576 in current function struct; modify to get hot/cold section labels
2577 from function struct; initialize labels using
2578 ASM_GENERATE_INTERNAL_LABEL;
2579 test partitioning flag before writing out hot section label.
2580 (assemble_end_function): Test partitioning flag before writing out
2581 hot/cold section labels.
2582 (default_section_type_flags_1): Modify to use array instead of
2583 char* for unlikely_text_section_name; set flags correctly for
2584 cold text section if there is not a current function decl.
2586 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2588 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2589 and TI_VA_LIST_FPR_COUNTER_FIELD.
2590 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2591 * tree-pass.h (pass_stdarg): Add.
2592 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2593 * tree-stdarg.c: New file.
2594 * tree-stdarg.h: New file.
2595 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2596 (tree-stdarg.o): Add dependencies.
2597 * function.h (struct function): Add va_list_gpr_size and
2598 va_list_fpr_size fields.
2599 * function.c (allocate_struct_function): Initialize them.
2600 * target.h (struct gcc_target): Add stdarg_optimize_hook.
2601 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2602 (TARGET_INITIALIZER): Add it.
2604 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2605 va_list_{g,f}pr_counter_field.
2606 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2607 area will not be used. Only save registers that tree-stdarg.c
2608 detected they need saving.
2609 (ix86_va_start): Don't set up fields that won't be used.
2611 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2612 va_list_{g,f}pr_counter_field.
2613 (setup_incoming_varargs): Don't do anything if reg_save
2614 area will not be used. Only save registers that tree-stdarg.c
2615 detected they need saving.
2616 (rs6000_va_start): Don't set up fields that won't be used.
2618 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
2619 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
2620 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
2621 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2623 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2626 * config/i386/i386.c (construct_container): Pass empty aligned
2627 struct, union or class in memory.
2629 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
2631 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
2632 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
2633 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
2634 config/rs6000/predicates.md: Fix comment typos.
2636 * sched-int.h (haifa_insn_data): Remove blockage and units.
2637 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
2638 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
2639 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
2641 2005-04-09 Jan Hubicka <jh@suse.cz>
2642 Steven Bosscher <stevenb@suse.de>
2644 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
2645 * cfgloop.c (get_loop_exit_edges): Likewise.
2646 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
2648 * loop-unroll.c (analyze_insns_in_loop): Likewise.
2649 * tree-cfg.c (dump_cfg_status): Likewise.
2651 2005-04-09 David Edelsohn <edelsohn@gnu.org>
2653 * config/rs6000/predicates.md (altivec_register_operand): Remove
2654 redundant match_code test.
2655 (gpc_reg_operand): Same.
2656 (cc_reg_operand): Same.
2657 (cc_reg_not_cr0_operand): Same.
2659 2005-04-09 Jan Hubicka <jh@suse.cz>
2661 Forgotten hunk from my last merge patch:
2662 * final.c (output_addr_const): Do not call mark_referenced.
2664 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
2666 * doc/tree-ssa.texi: Add immediate use documentation.
2668 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2670 * arm.c (FL_WBUF): Define.
2671 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
2672 (arm_is_6_or_7): Delete.
2673 (arm_tune_wbuf): New.
2674 (arm_override_options): Set arm_tune_wbuf.
2675 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
2676 (arm_is_6_or_7): Delete declaration.
2677 (arm_tune_wbuf): New declartion.
2678 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
2679 (model_wbuf): Derive from arm_tune_wbuf.
2680 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
2681 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
2682 (arm740t): Mark CPUs as having a write buffer.
2684 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2686 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2687 of 'const_double_operand' in operand 2 constraints. Update enable
2690 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2692 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
2693 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
2694 * optabs.h (enum optab_index): Add new OTI_lfloor.
2695 (lfloor_optab): Define corresponding macro.
2696 * optabs.c (init_optabs): Initialize lfloor_optab.
2697 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
2698 and lfloordi2 patterns.
2699 * builtins.c (expand_builtin_int_roundingfn): New prototype.
2700 (expand_builtin_int_roundingfn): New function.
2701 (fold_builtin_int_roundingfn): New prototype.
2702 (fold_builtin_int_roundingfn): New function, renamed from
2703 fold_builtin_lround.
2704 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
2705 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
2706 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
2707 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
2708 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
2709 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
2710 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
2711 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
2712 into lfloor built-in function and (long long int)floor{,f,l} into
2713 llfloor built-in function.
2714 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
2717 2005-04-08 Ian Lance Taylor <ian@airs.com>
2719 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
2720 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
2721 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
2722 (DO_COND, DO_BODY): Likewise.
2723 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
2724 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
2725 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
2726 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
2727 (build_continue_stmt, build_break_stmt): Don't declare.
2728 (c_do_switch_warnings): Update declaration.
2729 * c-gimplify.c (enum bc_t): Remove.
2730 (struct c_gimplify_ctx, ctxp): Remove.
2731 (push_context, pop_context): Remove static functions.
2732 (c_genericize): Don't call push_context or pop_context.
2733 (begin_bc_block, finish_bc_block): Remove static functions.
2734 (build_bc_goto): Likewise.
2735 (gimplify_c_loop): Likewise.
2736 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
2737 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
2738 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
2739 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
2740 * c-common.c (c_do_switch_warnings): Rename from
2741 c_do_switch_warnings_1.
2742 (c_do_switch_warnings) [old version]: Remove.
2743 (c_do_switch_expr_warnings): Remove.
2744 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
2745 function instead of c_do_switch_expr_warnings.
2746 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
2747 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
2748 * c-pretty-print.c (pp_c_statement): Likewise.
2749 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
2751 2005-04-08 Devang Patel <dpatel@apple.com>
2753 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2754 While selecting replacement condition pay attention to loop header.
2756 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2758 Merge from tree-cleanup-branch: VRP, store CCP, store
2759 copy-prop, incremental SSA updating of FUD chains and
2760 newly exposed symbols.
2762 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
2763 (OBJS-common): Add tree-vrp.o.
2764 (tree-vrp.o): New rule.
2765 * basic-block.h (nearest_common_dominator_for_set): Declare.
2766 * common.opt (ftree-store-ccp): New flag.
2767 (ftree-copy-prop): New flag.
2768 (ftree-vrp): New flag.
2769 (ftree-store-copy-prop): New flag.
2770 * dominance.c (nearest_common_dominator_for_set): New.
2771 * domwalk.c (walk_dominator_tree): Only traverse
2772 statements in blocks marked in walk_data->interesting_blocks.
2773 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
2774 * fold-const.c (fold): Handle ASSERT_EXPR.
2775 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
2776 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
2777 flag_tree_vrp at -O2.
2778 * timevar.def (TV_TREE_VRP): Define.
2779 (TV_TREE_COPY_PROP): Define.
2780 (TV_TREE_STORE_COPY_PROP): Define.
2781 (TV_TREE_SSA_INCREMENTAL): Define.
2782 (TV_TREE_STORE_CCP): Define.
2783 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
2784 to kill_redundant_phi_nodes from comment.
2785 (verify_expr): Handle ASSERT_EXPR.
2786 * tree-dfa.c (mark_new_vars_to_rename): Remove second
2787 argument. Update all users.
2788 (mark_call_clobbered_vars_to_rename): Remove. Update all
2790 * tree-flow-inline.h (unmodifiable_var_p): New.
2791 * tree-flow.h (enum value_range_type): Declare.
2792 (struct value_range_def): Declare.
2793 (value_range): Declare.
2794 (remove_all_phi_nodes_for): Remove. Update all users.
2795 (find_phi_node_for): Declare.
2796 (add_type_alias): Declare.
2797 (count_uses_and_derefs): Declare.
2798 (kill_redundant_phi_nodes): Remove.
2799 (rewrite_into_ssa): Remove.
2800 (rewrite_def_def_chains): Remove.
2801 (update_ssa, register_new_name_mapping, create_new_def_for,
2802 need_ssa_update_p, name_registered_for_update_p,
2803 release_ssa_name_after_update_ssa, dump_repl_tbl,
2804 debug_repl_tbl, dump_names_replaced_by,
2805 debug_names_replaced_by, mark_sym_for_renaming,
2806 mark_set_for_renaming, get_current_def, set_current_def,
2807 get_value_range, dump_value_range, debug_value_range,
2808 dump_all_value_ranges, debug_all_value_ranges,
2809 expr_computes_nonzero, loop_depth_of_name,
2810 unmodifiable_var_p): Declare.
2811 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
2813 * tree-into-ssa.c (block_defs_stack): Update comment.
2814 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
2815 syms_to_rename, names_to_release, repl_tbl,
2816 need_to_initialize_update_ssa_p, need_to_update_vops_p,
2817 need_to_replace_names_p): New locals.
2818 (NAME_SETS_GROWTH_FACTOR): Define.
2819 (struct repl_map_d): Declare.
2820 (struct mark_def_sites_global_data): Add field
2822 (enum rewrite_mode): Declare.
2823 (REGISTER_DEFS_IN_THIS_STMT): Define.
2824 (compute_global_livein): Use last_basic_block instead of
2826 (set_def_block): Remove last argument. Update all callers.
2827 (prepare_use_operand_for_rename): Remove. Update all callers.
2828 (prepare_def_operand_for_rename): Remove. Update all callers.
2829 (symbol_marked_for_renaming): New.
2832 (repl_map_hash): New.
2834 (repl_map_free): New.
2835 (names_replaced_by): New.
2836 (add_to_repl_tbl): New.
2837 (add_new_name_mapping): New.
2838 (mark_def_sites): Assume that all the operands in the
2839 statement are in normal form.
2840 (find_idf): Assert that the block in the stack is valid.
2841 (get_default_def_for): New.
2842 (insert_phi_nodes_for): Add new argument 'update_p'.
2844 If update_p is true, add a new mapping between the LHS of
2845 each new PHI and the name that it replaces.
2846 (insert_phi_nodes_1): Only call find_idf if needed.
2847 (get_reaching_def): Call get_default_def_for.
2848 (rewrite_operand): Remove.
2849 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
2850 and REWRITE_THIS_STMT are false.
2851 Assume that all the operands in the statement are in
2853 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
2854 (rewrite_virtual_phi_arguments): Remove.
2855 (invalidate_name_tags): Remove.
2856 (register_new_update_single, register_new_update_set,
2857 rewrite_update_init_block, replace_use,
2858 rewrite_update_fini_block, rewrite_update_stmt,
2859 rewrite_update_phi_arguments): New.
2860 rewrite_blocks): Remove argument 'fix_virtual_phis'.
2861 Add arguments 'entry', 'what' and 'blocks'.
2862 Initialize the dominator walker according to 'what' and
2864 Start the dominator walk at 'entry'.
2865 (mark_def_site_blocks): Add argument 'interesting_blocks'.
2866 Use it to configure the dominator walker.
2867 (rewrite_into_ssa): Remove argument 'all'.
2869 (rewrite_all_into_ssa): Remove.
2870 (rewrite_def_def_chains): Remove.
2871 (mark_def_interesting, mark_use_interesting,
2872 prepare_phi_args_for_update, prepare_block_for_update,
2873 prepare_def_site_for, prepare_def_sites,
2874 dump_names_replaced_by, debug_names_replaced_by,
2875 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
2876 delete_update_ssa, create_new_def_for,
2877 register_new_name_mapping, mark_sym_for_renaming,
2878 mark_set_for_renaming, need_ssa_update_p,
2879 name_registered_for_update_p, ssa_names_to_replace,
2880 release_ssa_name_after_update_ssa,
2881 insert_updated_phi_nodes_for, update_ssa): New.
2882 * tree-loop-linear.c (linear_transform_loops): Call
2883 update_ssa instead of rewrite_into_ssa.
2884 * tree-optimize.c (vars_to_rename): Remove.
2886 (init_tree_optimization_passes): Replace
2887 pass_redundant_phi with pass_copy_prop.
2889 Replace pass_ccp with pass_store_ccp.
2890 Add pass_store_copy_prop after pass_store_ccp.
2891 (execute_todo): If the TODO_ flags don't include updating
2892 the SSA form, assert that it does not need to be updated.
2893 Call update_ssa instead of rewrite_into_ssa and
2894 rewrite_def_def_chains.
2895 If TODO_verify_loops is set, call verify_loop_closed_ssa.
2896 (tree_rest_of_compilation):
2897 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
2898 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
2899 TODO_cleanup_cfg): Renumber.
2900 (TODO_verify_loops, TODO_update_ssa,
2901 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2902 TODO_update_ssa_only_virtuals): Define.
2903 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
2905 * tree-phinodes.c (make_phi_node): Update documentation.
2906 (remove_all_phi_nodes_for): Remove.
2907 (find_phi_node_for): New.
2908 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
2909 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
2910 (interpret_rhs_modify_expr): Likewise.
2911 * tree-sra.c (decide_instantiations): Mark all symbols in
2912 SRA_CANDIDATES for renaming.
2913 (mark_all_v_defs_1): Rename from mark_all_v_defs.
2914 (mark_all_v_defs): New function. Update all users to call it
2915 with the whole list of scalarized statements, not just the
2917 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
2918 (compute_flow_insensitive_aliasing): If the tag is
2919 unmodifiable and the variable isn't or vice-versa, don't
2920 make them alias of each other.
2921 (setup_pointers_and_addressables): If the type tag for
2922 VAR is about to change, mark the old one for renaming.
2923 (add_type_alias): New.
2924 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
2925 (ccp_lattice_t): Rename from latticevalue.
2926 (value): Remove. Update all users.
2927 (const_val): New local variable.
2928 (do_store_ccp): New local variable.
2929 (dump_lattice_value): Handle UNINITIALIZED.
2930 (debug_lattice_value): New.
2931 (get_default_value): Re-write.
2932 (set_lattice_value): Re-write.
2933 (def_to_varying): Remove. Update all users.
2934 (likely_value): Return VARYING for statements that make
2935 stores when STORE_CCP is false.
2936 Return VARYING for any statement other than MODIFY_EXPR,
2937 COND_EXPR and SWITCH_EXPR.
2938 (ccp_initialize): Re-write.
2939 (replace_uses_in, replace_vuse_in, substitute_and_fold):
2940 Move to tree-ssa-propagate.c.
2941 (ccp_lattice_meet): Handle memory stores when
2942 DO_STORE_CCP is true.
2943 (ccp_visit_phi_node): Likewise.
2944 (ccp_fold): Likewise.
2945 (evaluate_stmt): Likewise.
2946 (visit_assignment): Likewise.
2947 (ccp_visit_stmt): Likewise.
2948 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
2952 (do_ssa_store_ccp): New.
2953 (gate_store_ccp): New.
2954 (pass_store_ccp): Declare.
2955 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
2956 (may_propagate_copy): Reformat.
2957 Don't abort if ORIG is a virtual and DEST isn't.
2958 If NEW does not have alias information but DEST does,
2960 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
2961 copy_prop_kind, which_copy_prop): Declare.
2962 (stmt_may_generate_copy, get_copy_of_val,
2963 get_last_copy_of, set_copy_of_val, dump_copy_of,
2964 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
2965 copy_prop_visit_stmt, copy_prop_visit_phi_node,
2966 init_copy_prop, fini_copy_prop, execute_copy_prop,
2967 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
2968 store_copy_prop): New.
2969 (pass_copy_prop, pass_store_copy_prop): Declare.
2970 * tree-ssa-dom.c (struct opt_stats_d): Add fields
2971 'num_const_prop' and 'num_copy_prop'.
2972 (cprop_operand): Update them.
2973 (dump_dominator_optimization_stats): Dump them.
2974 (tree_ssa_dominator_optimize): Call update_ssa instead of
2976 (loop_depth_of_name): Declare extern.
2977 (simplify_cond_and_lookup_avail_expr): Guard against NULL
2978 values for LOW or HIGH.
2979 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
2980 (record_equivalences_from_stmt): Call expr_computes_nonzero.
2981 (cprop_operand): Only propagate if VAL != OP.
2982 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
2983 statement for renaming.
2984 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
2985 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
2986 add_type_alias if necessary.
2987 Call mark_new_vars_to_rename.
2988 (tree_ssa_iv_optimize): If new symbols need to be renamed,
2989 mark every statement updated, call update_ssa and
2990 rewrite_into_loop_closed_ssa.
2991 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
2992 from LIVEIN if VAR is a virtual.
2993 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
2994 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
2995 (get_call_expr_operands): Reformat statement.
2996 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
2998 * tree-ssa-propagate.c (ssa_prop_init): Initialize
2999 SSA_NAME_VALUE for every name.
3000 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
3001 get_value_loaded_by): New.
3002 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
3003 substitute_and_fold): Move from tree-ssa-ccp.c.
3004 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
3005 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
3006 get_value_loaded_by, replace_uses_in, substitute_and_fold):
3008 * tree-ssa.c (verify_use): Fix error message.
3009 (propagate_into_addr, replace_immediate_uses, get_eq_name,
3010 check_phi_redundancy, kill_redundant_phi_nodes,
3011 pass_redundant_phi): Remove. Update all users.
3012 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
3013 add_type_alias, if necessary.
3014 * tree-vectorizer.h (struct _stmt_vect_info): Update
3015 documentation for field 'memtag'.
3016 * tree-vrp.c: New file.
3017 * tree.def (ASSERT_EXPR): Define.
3018 * tree.h (ASSERT_EXPR_VAR): Define.
3019 (ASSERT_EXPR_COND): Define.
3020 (SSA_NAME_VALUE_RANGE): Define.
3021 (struct tree_ssa_name): Add field 'value_range'.
3022 (PHI_REWRITTEN): Remove.
3023 (struct tree_phi_node): Remove field 'rewritten'.
3024 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
3025 -ftree-store-copy-prop): Document.
3026 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
3027 Document usage of update_ssa.
3029 2005-04-08 David Edelsohn <edelsohn@gnu.org>
3032 * config/rs6000/predicates.md (altivec_register_operand): Accept
3034 (and64_operand): Do not limit CONST_INT to mask64_operand.
3035 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
3036 (and_operand): Do not limit CONST_INT to mask_operand.
3038 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
3040 PR rtl-optimization/20466
3041 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
3042 for overlap of the address of each list member.
3043 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
3045 2005-04-08 Mike Stump <mrs@apple.com>
3047 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
3049 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
3052 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3054 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
3056 * function.c (push_function_context_to): Don't set
3058 * function.h (function): Remove contains_functions.
3059 (current_function_contains_functions): Remove.
3061 * function.h (function): Remove instrument_entry_exit.
3062 (current_function_instrument_entry_exit): Remove.
3064 * function.h (nonlocal_labels): Remove.
3066 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
3068 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
3069 (check_attr_value, write_attr_get, write_expr_attr_cache,
3070 find_attr, make_internal_attr): Don't reference negative_ok or
3072 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
3073 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
3074 (ATTR_STATIC): Adjust the value.
3076 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
3078 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
3080 * config/s390/tpf.h (ASM_SPEC): Define.
3082 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3084 * tree-flow.h: Remove the prototype for
3085 redirect_immediate_uses.
3086 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
3088 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
3090 * arm.c (arm_const_double_by_parts): New function.
3091 * arm-protos.h (arm_const_double_by_parts): Add prototype.
3092 * arm.md (define_split for 64-bit constants): Add another one.
3094 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
3096 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
3098 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3100 * system.h: Revert last change.
3102 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
3104 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
3105 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
3106 (TARGET_SWITCHES): Delete.
3107 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3108 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
3109 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
3110 * config/xtensa/xtensa.opt: New file.
3112 2005-04-08 Ben Elliston <bje@au.ibm.com>
3114 * config/fp-bit.c: Include L_mul_tf in #endif comment.
3115 * config/fp-bit.h: Tidy comments.
3117 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3119 * system.h: Poison PARAMS.
3121 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
3123 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
3124 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
3125 (TARGET_SWITCHES): Delete.
3126 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3127 * config/vax/vax.opt: New file.
3129 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
3131 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
3133 2005-04-07 Ian Lance Taylor <ian@airs.com>
3135 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
3137 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
3138 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
3141 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
3143 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
3144 all immediate uses in PHI nodes.
3146 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
3148 * arm.c (arm_const_double_inline_cost): Handle any constant by
3149 using gen_lowpart and gen_highpart_mode.
3150 (note_invalid_constants): All constants in an RTX with a constraint
3151 that permits memory are now pushed to the constant pool.
3152 (output_move_double): Delete code to handle reg to reg and
3153 constant to reg moves.
3154 (const_double_needs_minipool, output_mov_immediate): Delete.
3155 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
3156 CONST_INT and CONST_VECTOR.
3157 * arm.md (ANY64): New mode macro.
3158 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
3159 (movdf_soft_insn): Split reg-reg and const-reg moves.
3160 (split patterns for 64-bit constant and register moves): New.
3161 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
3162 (cirrus_movdf_hard_insn): Likewise.
3163 * fpa.md (movdf_fpa): Likewise.
3164 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
3165 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
3167 (movv2si_internal_2): Likewise.
3168 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
3169 (movdf_vfp): Likewise.
3170 * arm-protos.h (output_mov_immediate): Delete prototype.
3172 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
3175 * simplify-rtx.c (simplify_unary_operation_1): Check
3176 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
3178 2005-04-06 James E Wilson <wilson@specifixinc.com>
3181 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
3184 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3186 * coverage.h (GCOV_TYPE_NODE): Delete.
3187 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
3188 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
3189 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
3190 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
3191 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
3193 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3196 * Makefile.in (gcc.pot): Remove options.c dependency.
3197 * optc-gen.awk: Don't quote help strings with N_().
3199 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
3201 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
3202 the function returns a pointer type.
3204 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
3206 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
3207 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
3208 * doc/invoke.texi: Documnet salias-max-implicit-fields.
3209 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
3210 explicit_uses members.
3211 (get_or_create_used_part_for): Initialize new fields.
3212 (fieldoff_compare): New function.
3213 (create_overlap_variables_for): Count number of fields, use
3214 heuristic to determine whether to create subvars for vars with
3216 Sort the field list by offset and avoid creating duplicate SFT's.
3218 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3220 * c.opt (-F): Remove trailing whitespace from help string.
3221 (-finput-charset): Use a tab to separate the switch name and help
3223 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
3224 (-ftree-vectorizer-verbose): Likewise.
3226 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3228 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
3229 a PHI argument where a use occurs instead of all PHI arguments.
3231 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
3233 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
3236 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3238 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
3239 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
3240 config/bfin/bfin.h: Fix comment typos.
3242 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
3244 * doc/install.texi: Update the URL for Jacks.
3245 * doc/sourcebuild.texi: Likewise.
3247 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3250 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
3251 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
3253 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3255 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
3257 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3259 * config/v850/v850-protos.h (override_options): Delete.
3260 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
3261 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
3262 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
3263 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
3264 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
3265 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
3266 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
3267 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
3268 (OVERRIDE_OPTIONS): Delete.
3269 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
3270 (small_memory_info): Remove the value field.
3271 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
3273 * config/v850/v850.c (small_memory): Remove the value field.
3274 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3275 (override_options): Delete.
3276 (v850_handle_memory_option, v850_handle_option): New functions.
3277 * config/v850/v850.opt: New file.
3279 2005-04-06 Geoffrey Keating <geoffk@apple.com>
3281 * config.host: Add a section for generic hosts, and a subsection
3282 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
3283 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
3284 * config/host-darwin.h: New.
3285 * config/x-darwin: New.
3286 * config/i386/host-i386-darwin.c: New.
3287 * config/i386/x-darwin: New.
3288 * config/rs6000/host-darwin.c: Include host-darwin.h.
3289 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
3290 (darwin_rs6000_gt_pch_use_address): Likewise.
3291 * config/rs6000/x-darwin: Change name of .o built, update
3292 dependencies for changes to rs6000/host-darwin.c.
3294 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3297 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
3299 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
3301 * tree-vect-analyze.c (vect_analyze_loop_form): Call
3302 split_loop_exit_edge instead of loop_split_edge_with.
3304 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
3306 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
3307 UNSPEC_SET_VSCR): New constants, used throughout.
3309 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
3311 (altivec_vspltis<VI_char>): ... this pattern, using
3312 a QImode const_int_operand for the immediate.
3313 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
3316 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3319 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
3321 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3323 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
3325 2005-04-06 Ben Elliston <bje@au.ibm.com>
3327 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
3328 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
3329 macros as living in "this file" and not gcc.h.
3331 2005-04-06 Ben Elliston <bje@au.ibm.com>
3333 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
3334 -ftree-live_range_split. Perhaps renamed at some point?
3336 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3339 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
3340 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
3342 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3344 * tree-flow.h (number_of_iterations_cond): Declaration removed.
3345 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
3346 (number_of_iterations_special): New function.
3347 (number_of_iterations_exit): Use number_of_iterations_special.
3348 Use simplify_using_outer_evolutions only at -O3.
3349 (number_of_iterations_cond, tree_simplify_using_condition,
3350 simplify_using_initial_conditions, loop_niter_by_eval,
3351 compare_trees, can_count_iv_in_wider_type_bound,
3352 simplify_using_outer_evolutions): Use fold_build.
3354 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
3356 * doc/install.texi (Configuration): Document --with-java-home.
3358 2005-04-05 Richard Henderson <rth@redhat.com>
3362 * config/i386/i386.c (print_operand): Handle vector zeros.
3363 (ix86_split_to_parts): Handle CONST_VECTOR.
3364 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
3365 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
3366 what modes to tie for MMX and SSE registers.
3367 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
3368 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
3369 to vector modes as well.
3370 * config/i386/predicates.md (const0_operand): Handle VOIDmode
3371 properly as an input mode.
3373 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3375 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
3377 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3379 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
3381 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3383 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
3384 and local functions, set sse_nregs to 8 and float_in_sse.
3385 (function_arg_advance, function_arg): If float_in_sse, pass
3386 SFmode and DFmode arguments in SSE registers.
3387 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
3389 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
3390 of -funit-at-a-time.
3392 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3394 * config/i386/i386-protos.h (ix86_function_value): Accept two
3395 arguments, like the target macro.
3396 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
3397 * config/i386/i386.c (ix86_function_value): Accept the second
3398 argument of the target macro.
3399 (ix86_function_ok_for_sibcall): Pass a function pointer to
3400 ix86_function_value.
3401 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
3402 call to ix86_value_regno).
3403 (ix86_value_regno): Add support for returning floating point values
3406 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3408 PR tree-optimization/20076
3409 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
3410 that call __builtin_return or __builtin_apply_args.
3412 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3414 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
3415 Use immediate use iterator.
3416 (stmt_is_bumper_for_loop): Use immediate use iterator.
3417 * predict.c (strip_builtin_expect): Use update_stmt.
3418 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
3419 on all elements of a STATEMENT_LIST.
3420 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
3421 (bsi_remove): Remove imm_use links and mark the stmt as modified.
3422 (bsi_replace): Mark stmt as modified and the update it.
3423 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
3424 (expand_complex_libcal): Call update_stmt.
3425 (expand_complex_comparison): Call mark_stmt_modified.
3426 (expand_complex_operations_1): Call update_stmt_if_modified.
3427 (expand_vector_operations_1): Call mark_stmt_modified.
3428 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
3429 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
3430 add_immediate_use, redirect_immediate_use,
3431 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
3432 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
3433 (mark_new_vars_to_rename): Call update_stmt.
3434 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
3435 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
3437 (unmodify_stmt): Delete.
3438 (update_stmt): New. Force an update of a stmt.
3439 (update_stmt_if_modified): update a stmt if it is out of date.
3440 (get_stmt_operands): Verify stmt is NOT modified.
3441 (stmt_modified_p): Update comment.
3442 (delink_imm_use): Remove a use node from its immuse list.
3443 (link_imm_use_to_list): Link a use node to a specific list.
3444 (link_imm_use): Link a node to the correct list.
3445 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
3446 it in the correct list, if appropriate.
3447 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
3448 (relink_imm_use): Link a use node in place of another node in a list.
3449 (relink_imm_use_stmt): LInk a node in place of another node, and set
3451 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
3452 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
3453 (first_safe_imm_use): New. Initialize a safe immuse iterator.
3454 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
3455 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
3456 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
3457 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
3458 (has_zero_uses): New. Return true if there are no uses of a var.
3459 (has_single_use): New. Return true if there is only a single use of a
3461 (single_imm_use): New. Return the simgle immediate use.
3462 (num_imm_uses): New. Return the number of immediate uses.
3463 (get_v_must_def_ops): Use is now a pointer.
3464 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
3465 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
3467 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
3468 (delink_stmt_imm_use): Delink all immuses from a stmt.
3469 (phi_arg_index_from_use): New. Return a phi arg index for a use.
3470 * tree-flow.h (struct dataflow_d): Delete.
3471 (immediate_use_iterator_d): New. Immediate use iterator struct.
3472 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
3473 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
3474 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
3476 (struct stmt_ann_d): Remove dataflow_t from struct.
3477 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
3478 (if_convertible_phi_p): Use FAST immuse iterator.
3479 (if_convertible_loop_p): Don't call compute_immediate_uses.
3480 (replace_phi_with_cond_modify_expr): Call update_stmt.
3481 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
3482 update_stmt_if_modified.
3483 (rewrite_all_into_ssa): Initialize ssa operands.
3484 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
3485 compute_immediate_uses.
3486 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
3487 ssa_property is available.
3488 (execute_one_pass): Change parameters passed to execute_todo.
3489 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
3490 (remove_ssa_form): Call fini_ssa_operands.
3491 (insert_backedge_copies): Delete call to modify_stmt.
3492 * tree-phinodes.c (make_phi_node): Initialize use nodes.
3493 (release_phi_node): Delink any use nodes before releasing.
3494 (resize_phi_node): Relink any use nodes.
3495 (remove_phi_arg_num): Delink the use node.
3496 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
3497 (remove_all_phi_nodes_for): Release phi node first.
3498 * tree-pretty-print.c (dump_generic_node): Print stmt address.
3499 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
3500 (scalarize_use, scalarize_copy): Call update_stmt.
3501 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
3502 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
3503 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
3504 (ccp_initialize): Remove call to compute_immediate_uses.
3505 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
3506 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
3508 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
3509 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
3510 (eliminate_redundant_computations): Call mark_stmt_modified.
3511 (cprop_operand): Call mark_stmt_modified.
3512 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
3513 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
3514 (dse_optimize_stmt): Use new immuse interface.
3515 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
3516 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
3517 (substitute_single_use_vars): Use new immuse interface.
3518 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
3519 and compute_immediate_uses.
3520 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
3522 (rewrite_mem_refs): Call update_stmt.
3523 (determine_lsm): Remove call to compute_imm_uses and free_df.
3524 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
3525 (try_unroll_loop_completely): Call update_stmt.
3526 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
3527 (rewrite_use_compare): Call update_stmt.
3528 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
3529 (rewrite_use) : Call update_stmt.
3530 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
3531 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
3533 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
3534 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
3535 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
3537 (initialize_vuse_operand): New. Initialize a vuse operand.
3538 (initialize_v_may_def_operand): New. Initialize a maydef operand.
3539 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
3540 (finalize_ssa_defs): Use stmt parameter.
3541 (correct_use_link): Ensure a use node is in the correct list, and has
3542 the correct stmt pointer.
3543 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
3544 finalize_ssa_v_must_defs): Also initialize use nodes.
3545 (finalize_ssa_stmt_operands): Pass extra stmt operands.
3546 (build_ssa_operands): Seperate parsing from final operand construction.
3547 (parse_ssa_operands): New. Parse entry point for operand building.
3548 (swap_tree_operands): New. Swap 2 tree operands.
3549 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
3551 (get_expr_operands): Call swap_tree_operands when needed.
3552 (copy_virtual_operands): Use initialize routines for virtual use ops.
3553 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
3554 (verify_abort): New. Issue imm_use error.
3555 (verify_imm_links): New Verify imm_use links for a var.
3556 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
3557 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
3558 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
3559 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
3560 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
3561 (NULL_USE_OPERAND_P) Define.
3562 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
3564 (struct vuse_operand_type): New struct.
3565 (SET_USE): Call set_ssa_use_from_ptr.
3567 (PHI_ARG_INDEX_FROM_USE): Define.
3568 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
3569 argument via SET_USE, not PHI_ARG_DEF_TREE.
3570 * tree-ssa-pre.c (eliminate): Call update_stmt.
3571 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
3573 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
3574 (nearest_common_dominator_of_uses): Use imm_use iterator.
3575 (statement_sink_location): Use imm_use iterator and interface.
3576 (execute_sink_code): Don't call compute_immediate_uses or free-df.
3577 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
3578 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
3579 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
3580 (verify_ssa): Ensure no stmt is marked modify after optimization pass
3581 if new parameter is true.
3582 (init_tree_ssa): Don't initialize operand cache here.
3583 (delete_tree_ssa): Don't destroy operand cache here.
3584 (propagate_into_addr): Pass in a use pointer, return true if anything
3586 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
3587 (check_phi_redundancy): Use imm_use iterator.
3588 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
3590 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
3591 (release_ssa_name): Delink node and all elements in its imm_use list.
3592 * tree-tailcall.c (adjust_return_value): Call update_stmt.
3593 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
3594 * tree-vectorizer.c (need_imm_uses_for): Delete.
3595 (vectorize_loops): Dont call compute_immediate_uses or free_df.
3596 * tree.h (struct ssa_imm_use_d): Define.
3597 (SSA_NAME_IMM_USE_NODE): Define.
3598 (struct tree_ssa_name): Add imm_use node.
3600 (PHI_ARG_IMM_USE_NODE): Define.
3601 (struct phi_arg_d): Add imm_use node.
3602 (struct tree_phi_node): Remove struct dataflow_d element.
3603 (TDF_STMTADDR): Define.
3605 2005-04-05 Dale Johannesen <dalej@apple.com>
3607 * doc/invoke.texi (Optimization Options): Remove
3608 duplicate -fcse-follow-jumps. Add -fweb.
3609 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
3610 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
3612 2005-04-05 Per Bothner <per@bothner.com>
3614 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
3615 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
3616 (warn_uninit): Get EXPR_LOCUS from context now instead.
3617 This fixes a USE_MAPPED_LOCATION testsuite failure.
3619 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
3621 2005-04-05 Per Bothner <per@bothner.com>
3623 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
3624 of the artification 'return 0' in main() to BUILTINS_LOCATION.
3625 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
3628 2004-04-05 Devang Patel <dpatel@apple.com>
3630 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
3631 (lhsr<mode>3): ... new name.
3632 (altivec_vsra<VI_char>): Rename to ..
3633 (ashr<mode>3): ... new name.
3634 * config/rs6000/rs6000.c (builtin_description): Rename shift
3637 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
3639 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
3640 gen_lowpart_for_combine.
3641 * cse.c (gen_lowpart_if_possible): Move...
3642 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
3644 (gen_lowpart_no_emit_general): Use it.
3646 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3648 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
3651 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3653 * system.h: Fix typo.
3655 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
3657 * config/bfin/bfin-modes.def: New file.
3658 * config/bfin/bfin-protos.h: New file.
3659 * config/bfin/bfin.c: New file.
3660 * config/bfin/bfin.h: New file.
3661 * config/bfin/bfin.md: New file.
3662 * config/bfin/bfin.opt: New file.
3663 * config/bfin/crti.s: New file.
3664 * config/bfin/crtn.s: New file.
3665 * config/bfin/elf.h: New file.
3666 * config/bfin/lib1funcs.asm: New file.
3667 * config/bfin/predicates.md: New file.
3668 * config/bfin/t-bfin: New file.
3669 * config/bfin/t-bfin-elf: New file.
3670 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
3671 Document new attributes.
3672 (interrupt, interrupt_handler, saveall): Update documentation for
3674 * doc/install.texi (Specific): Add entry for the Blackfin.
3675 * doc/invoke.texi (Blackfin Options): New section.
3676 * doc/md.texi (Blackfin family): New section to document constraints.
3677 * config.gcc: Add bfin*-* and bfin*-elf configurations.
3679 2005-04-05 Olivier Hainque <hainque@adacore.com>
3681 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
3682 match what the system unwinder expects.
3683 * config/mips/mips.c (mips_frame_set): If we're saving the return
3684 address register and the dwarf return address column number differs
3685 from the hard register number, adjust the note reg to refer to the
3688 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3690 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
3691 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
3692 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3693 (processor_type): New enum.
3694 (mn10300_processor): New variable.
3695 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
3696 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
3697 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3698 (PROCESSOR_DEFAULT): New macro.
3699 * config/mn10300/mn10300.c (mn10300_processor): New variable.
3700 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3701 (mn10300_handle_option, mn10300_override_options): New functions.
3702 * config/mn10300/mn10300.opt: New file.
3704 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3705 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3707 PR tree-optimization/19903
3708 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
3709 that don't fit in their type after conversion.
3711 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3714 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
3715 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
3716 Allocate local stack slots here. Set ix86_optimize_mode_switching.
3717 flag here. Implement using define_insn_and_split.
3718 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
3719 (frndintxf2_mask_pm_i387): New insn patterns.
3720 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
3721 Do not set ix86_optimize_mode_switching flag.
3722 (ceilsf2, ceildf2, ceilxf2): Same.
3723 (btruncsf2, btruncdf2, btruncxf2): Same.
3724 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
3726 2005-04-05 Ian Lance Taylor <ian@airs.com>
3729 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
3730 i386_pe_record_external_function.
3731 (i386_pe_record_external_function): Update declaration.
3732 * config/i386/winnt.c (struct extern_list): Add decl field.
3733 (i386_pe_record_external_function): Add decl parameter.
3734 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
3736 * config/i386/i386-protos.h (i386_pe_record_external_function):
3739 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3741 * config/m68k/m68k-protos.h: Add a prototype for
3742 valid_dbcc_comparison_p_2.
3743 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
3744 extend_operator, const_uint32_operand, const_sint32_operand,
3745 general_src_operand, nonimmediate_src_operand,
3746 memory_src_operand, post_inc_operand, pre_dec_operand,
3747 pcrel_address): Move to predicates to predicates.md.
3748 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
3749 * config/m68k/m68k.md: Include predicates.md.
3750 * config/m68k/predicates.md: New.
3752 2005-04-04 Roger Sayle <roger@eyesopen.com>
3754 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3756 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3758 2005-04-04 Ian Lance Taylor <ian@airs.com>
3760 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3762 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
3763 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
3764 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
3765 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
3766 * c-common.c (c_do_switch_warnings_1): New static function broken
3767 out of c_do_switch_warnings.
3768 (c_do_switch_warnings): Call c_do_switch_warnings_1.
3769 (c_do_switch_expr_warnings): New function.
3770 * c-common.h (c_do_switch_expr_warnings): Declare.
3772 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3773 Daniel Jacobowitz <dan@codesourcery.com>
3775 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3777 * rtlanal.c (may_trap_p): Same.
3779 2005-04-04 Dale Johannesen <dalej@apple.com>
3781 * ChangeLog: remove reference to ChangeLog.12.
3783 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3785 CRIS epilogue as RTL.
3786 * config/cris/cris.md: Change all 0 in unspec 0 to
3788 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3789 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3791 ("return"): Change to define_expand. Call cris_expand_return for
3793 ("*return_expanded"): New pattern.
3794 ("epilogue"): New define_expand.
3795 * config/cris/cris.h (PREDICATE_CODES): Add
3796 cris_load_multiple_op.
3797 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
3799 (enum cris_retinsn_type): New.
3800 (struct machine_function): New member return_type.
3801 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
3802 (cris_target_asm_function_epilogue): Remove, moving RTLified
3804 (cris_expand_epilogue): New function.
3805 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
3806 (cris_gen_movem_load, cris_load_multiple_op)
3807 (cris_return_address_on_stack_for_return, cris_expand_return): New
3809 (cris_target_asm_function_prologue)
3810 (cris_initial_frame_pointer_offset): Call
3811 cris_reg_saved_in_regsave_area instead of complicated expression.
3812 Call cris_return_address_on_stack instead of an expression.
3813 (cris_print_operand) <case 'o', case 'O'>: New cases.
3814 (cris_return_address_on_stack): Change return-type to bool.
3815 (cris_simple_epilogue): Ditto. Return false if registers are
3817 * config/cris/cris-protos.h (cris_simple_epilogue)
3818 (cris_return_address_on_stack): Adjust prototype return type.
3819 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
3820 (cris_return_address_on_stack_for_return): New prototypes.
3822 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3824 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
3825 gpr_or_int12_operand.
3827 * config/frv/frv-protos.h: Add a prototype to
3828 frv_legitimate_memory_operand and frv_const_unspec_p.
3829 (frv_unspec): Move from frv.c.
3830 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
3831 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
3832 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
3833 gpr_or_fpr_operand, gpr_or_int12_operand,
3834 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
3835 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
3836 int6_operand, int5_operand, uint5_operand, uint4_operand,
3837 uint1_operand, int_2word_operand, uint16_operand,
3838 upper_int16_operand, integer_register_operand,
3839 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
3840 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
3841 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
3842 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
3843 move_destination_operand, movcc_fp_destination_operand,
3844 frv_function_symbol_referenced_p, move_source_operand,
3845 condexec_dest_operand, condexec_source_operand,
3846 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
3847 const_unspec_operand, gpr_or_memory_operand,
3848 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
3849 icc_operand, fcc_operand, cc_operand, icr_operand,
3850 fcr_operand, cr_operand, call_operand, sibcall_operand,
3851 symbolic_operand, relational_operator,
3852 integer_relational_operator, float_relational_operator,
3853 ccr_eqne_operator, minmax_operator,
3854 condexec_si_binary_operator, condexec_si_media_operator,
3855 condexec_si_divide_operator, condexec_si_unary_operator,
3856 condexec_sf_conv_operator, condexec_sf_add_operator,
3857 condexec_memory_operand, intop_compare_operator, acc_operand,
3858 even_acc_operand, quad_acc_operand, accg_operand: Move to
3860 * config/frv/frv.h (PREDICATE_CODES): Remove.
3861 * config/frv/frv.md: Include predicates.md.
3862 * config/frv/predicates.md: New.
3864 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3867 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
3868 * tree-ssa-loop-ivopts.c: Include langhooks.h.
3869 (add_standard_iv_candidates_for_size): New function, extracting code
3870 from add_standard_iv_candidates and parameterizing it by type size.
3871 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
3873 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3875 * system.h (GCOV_SIZE_TYPE): Unposion.
3876 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
3877 (GCOV_TYPE_SIZE): ...this new macro.
3878 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
3879 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
3880 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
3881 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
3882 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
3883 instead of unsigned_intSI_type_node.
3884 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
3885 (rtl_gen_one_value_profiler_no_edge_manipulation)
3886 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
3887 * value-prof.c: Include coverage.h.
3889 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
3890 Diego Novillo <dnovillo@redhat.com>
3892 Fix PR tree-optimization/20703
3893 Fix PR tree-optimization/20725
3895 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
3896 (create_expression_by_pieces): Ditto.
3897 (valid_in_set): Ditto. Also handle tcc_declaration.
3898 (find_or_generate_expression): Handle comparison class.
3899 (insert_into_preds_of_block): Ditto.
3900 (insert_aux): Ditto.
3901 (create_value_expr_from): Handle comparison class, recursively
3902 handle reference nodes.
3903 (compute_avail): Handle comparison classes, rewrite a little cleaner.
3904 (execute_pre): Fix spacing.
3905 (do_fre): Renamed to execute_fre.
3907 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3909 * doc/invoke.texi (SPARC options): Document that
3910 -mlittle-endian is not supported on Linux either.
3912 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3916 * config.gcc (Obsolete configurations): Remove
3917 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
3918 (sparclite-*-coff*): Delete.
3919 (sparclite-*-elf*): Likewise.
3920 (sparc86x-*-elf*): Likewise.
3921 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
3922 * config/sparc/lite.h: Delete.
3923 * config/sparc/litecoff.h: Likewise.
3924 * config/sparc/liteelf.h: Likewise.
3925 * config/sparc/sp86x-elf.h: Likewise.
3926 * config/sparc/t-sparclite: Likewise.
3927 * config/sparc/t-sp86x: Likewise.
3929 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
3931 * config/s390/s390-protos.h: (s390_comparison,
3932 s390_alc_comparison, s390_slb_comparison, const0_operand,
3933 consttable_operand, larl_operand, s_operand,
3934 shift_count_operand, bras_sym_operand, load_multiple_operation,
3935 store_multiple_operation, s390_plus_operand): Remove prototypes.
3936 (s390_legitimate_address_without_index_p): New prototype.
3937 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
3939 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
3940 const0_operand, consttable_operand, larl_operand, s_operand,
3941 shift_count_operand, bras_sym_operand, load_multiple_operation,
3942 store_multiple_operation, s390_plus_operand): Move to
3944 (check_mode): Remove.
3945 (s390_branch_condition_mask): Remove 'static'. Move prototype to
3947 (s390_legitimate_address_without_index_p): New.
3948 * config/s390/s390.h (PREDICATE_CODES): Remove.
3949 * config/s390/s390.md: Include predicates.md.
3950 * config/s390/predicates.md: New.
3952 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3955 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
3956 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
3957 (NEED_INDICATE_EXEC_STACK): Define to 1.
3958 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
3959 (NEED_INDICATE_EXEC_STACK): Define to 1.
3960 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
3961 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
3962 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
3963 (pic_helper_emitted_p): New global.
3964 (emit_pic_helper): New function extracted from...
3965 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
3966 Do not call emit_pic_helper if delay_pic_helper is true.
3967 (sparc_expand_prologue): Pass 'false' to load_pic_register.
3968 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
3969 (sparc_file_end): New function.
3971 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3973 * config/mcore/mcore-protos.h: Remove the prototypes for
3974 mcore_arith_reg_operand, mcore_general_movsrc_operand,
3975 mcore_general_movdst_operand, mcore_reload_operand,
3976 mcore_arith_J_operand, mcore_arith_K_operand,
3977 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
3978 mcore_arith_K_S_operand, mcore_arith_imm_operand,
3979 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3980 mcore_literal_K_operand, mcore_addsub_operand,
3981 mcore_compare_operand, mcore_load_multiple_operation,
3982 mcore_store_multiple_operation, mcore_call_address_operand.
3983 Add a prototype for const_ok_for_mcore.
3984 * config/mcore/mcore.c (mcore_call_address_operand,
3985 mcore_general_movsrc_operand, mcore_general_movdst_operand,
3986 mcore_arith_reg_operand, mcore_reload_operand,
3987 mcore_arith_J_operand, mcore_arith_K_operand,
3988 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
3989 mcore_arith_M_operand, mcore_arith_imm_operand,
3990 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3991 mcore_literal_K_operand, mcore_addsub_operand,
3992 mcore_compare_operand, mcore_load_multiple_operation,
3993 mcore_store_multiple_operation): Move to predicates.md.
3994 (const_ok_for_mcore): Export.
3995 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
3996 * config/mcore/mcore.md: Include predicates.md.
3997 * config/mcore/predicates.md: New.
3999 * config/mcore/predicates.md: Fix a comment typo.
4001 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
4002 Adrian Straetling <straetling@de.ibm.com>
4004 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
4005 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
4006 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
4008 ("imul"): Removed from "type" attribute.
4009 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
4010 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
4011 Changed type to imulsi.
4012 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
4014 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4016 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
4017 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
4018 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
4019 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
4020 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
4021 (TARGET_SWITCHES, mcore_stack_increment_string)
4022 (TARGET_OPTIONS): Delete.
4023 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
4024 than *_BIT constants.
4025 (TARGET_8ALIGN): #undef old definition before redefining to 1.
4026 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
4027 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
4028 (mcore_override_options): Delete mcore_stack_increment code.
4029 Change use of M340_BIT to MASK_M340.
4030 * config/mcore/mcore.opt: New file.
4032 2005-04-04 Ian Lance Taylor <ian@airs.com>
4034 * config/arm/arm.c (replace_symbols_in_block): Remove static
4037 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
4039 * config/fr30/fr30-protos.h: Remove the prototypes for
4040 stack_add_operand, add_immediate_operand,
4041 high_register_operand, low_register_operand, call_operand,
4042 di_operand, and nonimmediate_di_operand.
4043 * config/fr30/fr30.c (stack_add_operand,
4044 add_immediate_operand, high_register_operand,
4045 low_register_operand, call_operand, di_operand,
4046 nonimmediate_di_operand): Move to predicates.md.
4047 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
4048 * config/fr30/fr30.md: Include predicates.md.
4049 * config/fr30/predicates.md: New.
4051 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
4052 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
4053 mcore_call_address_operand.
4055 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
4056 general_movsrc_operand.
4058 2005-04-04 Alan Modra <amodra@bigpond.net.au>
4060 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
4063 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
4066 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
4069 2005-04-04 Richard Henderson <rth@redhat.com>
4070 Jakub Jelinek <jakub@redhat.com>
4072 PR rtl-optimization/16104
4073 * fold-const.c (fold_unary): Fix folding of vector conversions.
4075 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4077 * config.gcc (xstormy16-*-elf): Set extra_options.
4078 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
4079 * config/stormy16/stormy16.opt: New file.
4081 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4083 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
4084 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
4085 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
4086 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
4087 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
4088 (TARGET_UNIX_ASM): Delete.
4089 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
4090 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
4091 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
4092 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4093 * config/pdp11/pdp11.opt: New file.
4095 2005-04-03 Roger Sayle <roger@eyesopen.com>
4096 Alexandre Oliva <aoliva@redhat.com>
4099 * fold-const.c (non_lvalue): Split tests into...
4100 (maybe_lvalue_p): New function.
4101 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
4102 C++ front-end prior to lowering into gimple form.
4104 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4106 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
4107 BUILT_IN_STRNCASECMP): New.
4108 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
4111 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
4114 * arm.md (addsi3_compare0_for_combiner): Delete.
4115 (addsi3_compare0_scratch_for_combiner): Delete.
4116 (cmpsi_neg_shiftsi): Delete.
4117 (compare_negsi_si): New pattern.
4118 (cmpsi_negshiftsi_si): New pattern.
4119 (negated_cbranchsi4): Restrict to equality_operator.
4121 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
4124 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4126 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
4129 * doc/install.texi: Fix a typo.
4131 2005-04-03 Steven Bosscher <stevenb@suse.de>
4134 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
4135 a computed goto if the edge to the computed goto block has
4136 incoming abnormal edges. Clarify how the function works.
4138 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
4140 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
4141 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
4142 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
4143 hash_scan_set, reg_set_between_after_reload_p,
4144 reg_used_between_after_reload_p, get_avail_load_store_reg,
4145 eliminate_partially_redundant_load): Likewise.
4146 * postreload.c (reload_cse_simplify_set,
4147 reload_combine_note_use): Likewise.
4148 * predict.c (predict_insn, expected_value_to_br_prob,
4149 propagate_freq, expensive_function_p): Likewise.
4150 * print-rtl.c (print_rtx): Likewise.
4151 * profile.c (instrument_edges, instrument_values,
4152 compute_branch_probabilities, branch_prob, union_groups,
4153 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
4154 * protoize.c (in_system_include_dir, file_could_be_converted,
4155 file_normally_convertible, gen_aux_info_file, seek_to_line,
4156 do_cleaning): Likewise.
4157 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
4158 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
4159 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4161 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4163 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
4164 * modulo-sched.c (undo_replace_buff_elem): New structure.
4165 (kernel_number_of_cycles, ps_unschedule_node,
4166 undo_generate_reg_moves,free_undo_replace_buff,
4167 undo_permute_partial_schedule, loop_single_full_bb_p,
4168 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
4169 build_loops_structure, get_sched_window): New.
4170 (generate_reg_moves): Return undo_replace_buff_elem and other
4172 (generate_prolog_epilog): Remove old loop versioning.
4173 (sms_schedule): Use loop information and loop_version.
4174 (sms_schedule_by_order): Split part of it to get_sched_window.
4175 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
4176 cfg_layout_finalize and free_dominance_info before/after SMS.
4178 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4180 * cfghooks.c (lv_flush_pending_stmts,
4181 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
4182 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
4183 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
4184 lv_add_condition_to_bb,
4185 lv_adjust_loop_header_phi, extract_cond_bb_edges,
4186 flush_pending_stmts): New in cfg_hooks structure.
4187 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
4188 extract_cond_bb_edges, lv_adjust_loop_header_phi,
4189 lv_add_condition_to_bb): New declarations.
4190 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
4192 (loop_version): Declare.
4193 * cfgloopmanip.c (cfghooks.h): Include.
4194 (duplicate_loop_to_header_edge): Change return type to bool.
4195 (loop_version, lv_adjust_loop_entry_edge): Move here.
4196 * cfgrtl.c (cfgloop.h): Include.
4197 (rtl_verify_flow_info_1): Fix.
4198 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
4199 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
4201 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
4202 tree_lv_add_condition_to_bb): New.
4203 (tree_cfg_hooks): Add new hooks to initialization.
4204 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
4205 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
4207 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4209 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
4210 xstormy16_below100_or_register,
4211 xstormy16_splittable_below100_or_register, and
4212 nonimmediate_nonstack_operand.
4214 * config/stormy16/stormy16-protos.h: Remove the prototypes for
4215 xstormy16_ineqsi_operator, equality_operator,
4216 inequality_operator, shift_operator,
4217 xstormy16_below100_operand, xstormy16_below100_or_register,
4218 xstormy16_splittable_below100_or_register,
4219 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
4220 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
4221 equality_operator, inequality_operator,
4222 xstormy16_below100_operand, xstormy16_below100_or_register,
4223 xstormy16_splittable_below100_or_register,
4224 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
4225 nonimmediate_nonstack_operand, shift_operator): Move to
4227 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
4228 * config/stormy16/stormy16.md: Include predicates.md.
4229 * config/stormy16/predicates.md: New.
4231 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4233 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
4234 small_int, large_int, reg_or_0_operand, simple_memory_operand,
4235 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
4236 move_operand, power_of_2_operand): Move to predicates.md.
4237 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
4238 PREDICATE_CODE): Remove.
4239 * config/iq2000/iq2000.md: Include predicates.md.
4240 * config/iq2000/predicates.md: New.
4242 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
4244 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
4245 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
4246 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
4247 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
4248 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
4249 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
4250 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
4251 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4252 (TARGET_M68HC11): Delete.
4253 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
4254 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
4255 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
4256 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4257 (nb_soft_regs): Delete.
4258 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
4259 (m68hc11_override_options): Remove the code that caters for MASK_M6811
4260 and MASK_M6812 being set simultaneously. Change the code that sets
4261 the default m68hc11_soft_reg_count to use integers instead of strings.
4262 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
4263 m68hc11_soft_reg_count (which now has an int type) as the number
4265 * config/m68hc11/m68hc11.opt: New file.
4267 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4269 * config/fr30/fr30.h (PREDICATE_CODES): Remove
4270 fp_displacement_operand, sp_displacement_operand.
4272 * config/m68hc11/m68hc11-protos.h: Add a prototype for
4274 Remove the prototypes for tst_operand, cmp_operand,
4275 stack_register_operand, d_register_operand,
4276 hard_addr_reg_operand, splitable_operand,
4277 m68hc11_logical_operator, m68hc11_arith_operator,
4278 m68hc11_non_shift_operator, m68hc11_shift_operator,
4279 m68hc11_unary_operator, m68hc11_eq_compare_operator,
4280 non_push_operand, hard_reg_operand, and
4281 reg_or_some_mem_operand.
4282 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
4284 (tst_operand, cmp_operand, non_push_operand,
4285 splitable_operand, reg_or_some_mem_operand,
4286 stack_register_operand, d_register_operand,
4287 hard_addr_reg_operand, hard_reg_operand,
4288 m68hc11_eq_compare_operator, m68hc11_logical_operator,
4289 m68hc11_arith_operator, m68hc11_non_shift_operator,
4290 m68hc11_shift_operator, m68hc11_unary_operator): Move to
4292 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
4293 * config/m68hc11/m68hc11.md: Include predicates.md.
4294 * config/m68hc11/predicates.md: New.
4296 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4299 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
4300 change checked in along with 2005-03-03's patch for debug/20253.
4301 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
4302 (remap_decl): Insert type decl in map earlier.
4304 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4306 PR tree-optimization/20640
4307 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
4308 post-dominator if it has phi nodes.
4309 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
4310 before dead statements.
4312 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4315 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
4317 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4319 PR rtl-optimization/20290
4320 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
4321 in every iteration if the entry point is the exit test.
4323 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
4325 * config/cris/cris.md (attribute "length"): Define.
4327 2005-04-02 Geoffrey Keating <geoffk@apple.com>
4329 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
4330 (word_offset_memref_operand): New.
4331 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
4332 (indexed_or_indirect_operand): Delete.
4333 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
4334 (indexed_or_indirect_operand): Delete.
4336 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
4339 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
4342 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
4343 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
4345 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4347 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
4349 2005-04-01 Ian Lance Taylor <ian@airs.com>
4351 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
4352 (rus, prus): Remove static variables.
4353 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
4354 (process_command): Permit report_times and use_pipes together.
4356 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4358 * c-decl.c (validate_proto_after_old_defn): Look at
4359 TYPE_MAIN_VARIANT of argument types.
4361 2005-04-01 Paul Brook <paul@codesourcery.com>
4363 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
4364 (arm_output_function_epilogue): Allow call_via_SP.
4365 (thumb_call_via_reg, arm_file_end): Ditto.
4366 * config/arm/arm.h (struct machine_function): Include space for SP.
4367 (thumb_call_via_label): Update declaration.
4369 2005-04-01 Ian Lance Taylor <ian@airs.com>
4371 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
4372 doing a peephole optimization, once again put any notes in the
4375 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4377 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
4379 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4381 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
4382 (block_alloc, find_free_reg): Likewise.
4383 * loop-doloop.c (doloop_modify): Likewise.
4384 * loop-invariant.c (record_use): Likewise.
4385 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
4386 get_iv_value, canon_condition, eliminate_implied_condition,
4387 eliminate_implied_condition, simplify_using_initial_values,
4388 shorten_into_mode, canonicalize_iv_subregs,
4389 iv_number_of_iterations): Likewise.
4390 * loop-unroll.c (expand_var_during_unrolling): Likewise.
4391 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
4392 unswitch_loop): Likewise.
4393 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
4394 move_movables, replace_call_address, find_and_verify_loops,
4395 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
4396 record_giv, final_giv_value, general_induction_var,
4397 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
4398 loop_giv_dump): Likewise.
4400 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
4401 GCOV_CHECK_WRITING): Remove.
4402 (gcov_position, gcov_rewrite): Use gcc_assert.
4403 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
4404 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
4405 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
4408 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4410 * tree-inline.c: Fix a typo.
4412 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4414 * configure.ac (enable-checking): Explicitly set all variables for
4415 collective switch values. Alphabetize variables. Rename
4416 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
4418 * doc/install.texi (enable-checking): Update documentation.
4419 * configure: Rebuilt.
4421 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4423 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
4426 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4428 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
4429 Also reject cases where this pattern will cause load delay stalls
4430 unless optimizing for size and it will produce a shorter sequence.
4431 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
4432 variants to avoid pre-adjusting the base when possible.
4434 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4436 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
4437 the frame and argument pointers.
4438 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
4439 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
4440 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
4441 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
4442 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
4443 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
4445 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
4447 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
4448 with entry for selectany attribute.
4449 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
4451 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
4452 (i386_pe_asm_named_section): Handle sections generated by
4453 selectany attribute.
4454 * doc/extend.texi (selectany): Document attribute.
4456 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
4457 Jan Hubicka <jh@suse.cz>
4459 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
4460 to fix addresses involving EBP and ESP.
4461 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
4462 for SUBREGed registers.
4463 (legitimate_address_p): Accept SUBREGed registers.
4465 2005-04-01 Jakub Jelinek <jakub@redhat.com>
4468 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
4469 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
4472 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4474 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
4476 2005-04-01 James E Wilson <wilson@specifixinc.com>
4479 * dwarf2out.c (rtl_for_decl_init): New function.
4480 (rtl_for_decl_location): Extracted from here.
4481 (tree_add_const_value_attribute): Call rtl_for_decl_init and
4482 add_const_value_attribute. Delete initializer_constant_valid_p call.
4484 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4486 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
4487 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
4488 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
4489 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
4490 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
4491 config/i386/i386.md, config/rs6000/predicates.md,
4492 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
4493 config/s390/s390.c, config/stormy16/stormy16.c,
4494 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
4497 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4500 * gimplify.c (gimplify_expr): Create a temporary for lvalue
4501 COND_EXPR and CALL_EXPR.
4503 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
4506 * genautomata.c (first_cycle_unit_presence): Check all alternative
4507 states for unit presence.
4509 * doc/md.texi: Remove remark about impossibility to query unit
4510 presence in non nondeterministic automaton state.
4512 * config/ia64/ia64.c (get_template): Change order of unit querying.
4514 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4516 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
4519 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
4521 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
4522 flag for edges outside any loops.
4524 2005-03-31 Janis Johnson <janis187@us.ibm.com>
4526 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4528 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4530 * tree-ssa-alias.c: Follow spelling conventions.
4531 * doc/tree-ssa.texi: Fix a typo.
4533 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
4535 * postreload-gcse.c: Include target.h.
4536 (gcse_after_reload_main): Return early if we cannot modify jumps.
4537 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
4539 2005-03-31 David Edelsohn <edelsohn@gnu.org>
4541 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
4542 expensive operations.
4544 2005-03-31 Ian Lance Taylor <ian@airs.com>
4546 * collect2.c (lderrout): New variable.
4547 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
4548 if it is set, to stderr.
4549 (handler): Unlink lderrout if it is set.
4550 (dump_file): Add "to" parameter. Change all callers.
4551 (main): Initialize lderrout.
4552 (collect_execute): Add errname parameter. Change all callers.
4553 Rename redir parameter to outname. Never pass
4554 PEX_STDERR_TO_STDOUT to pex_run.
4555 * collect2.h (collect_execute, dump_file): Update declarations.
4556 * tlink.c (tlink_execute): Add errname parameter. Change all
4558 (do_tlink): Check lderrout as well as ldout.
4560 2005-03-31 Caroline Tice <ctice@apple.com>
4562 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
4563 (bb-reorder.o): Add errors.h to list of requirements.
4564 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
4565 profiledbootstrap flags.
4566 * bb-reorder.c (errors.h): Add new include.
4567 (struct bbro_basic_block_data_def): Add new field, in_trace.
4568 (add_unlikely_executed_notes): Remove function.
4569 (mark_bb_for_unlikely_executed_section): Remove function.
4570 (insert_section_boundary_note): New function.
4571 (verify_hot_cold_block_grouping): New function.
4572 (push_to_next_round_p): Remove variables and tests that push all
4573 cold blocks to last round.
4574 (find_traces): Remove code that added extra round of trace finding
4575 when doing partitioning.
4576 (find_traces_1_round) : Remove variable last_round; add code to
4577 update new struct field, in_trace; correct trace_length where it was
4578 incorrect before (after call to copy_bb); change code that pushed all
4579 cold blocks to last round. Instead verify that all blocks going into
4580 a trace belong in the same partition.
4581 (connect_traces): Modify to connect the traces in two passes, if the
4582 function contains both hot and cold blocks. The first pass connects
4583 all the traces for blocks in the partition that the first block in
4584 the function belongs to; the second pass connnects all the traces
4585 containing blocks that belong in the other partition.
4586 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4587 code that automatically put the first block in a function into the
4588 hot partition if the function had any hot blocks.
4589 (fix_crossing_unconditional_branches): Check number of succ edges
4590 before attempting to get one.
4591 (fix_edges_for_rarely_executed_code): Update comment describing
4593 (reorder_basic_blocks): Add code to initialize new field (in_trace);
4594 remove call to add_unlikely_executed_notes; add call to
4595 verify_hot_cold_block_grouping.
4596 (duplicate_computed_gotos): Don't change computed goto if it's a
4598 (partition_hot_cold_basic_blocks): Update function comment.
4599 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
4601 (try_forward_edges): Likewise.
4602 (merge_blocks_move_predecessor_nojumps): Likewise.
4603 (merge_blocks_move_successor_nojumps): Likewise.
4604 (merge_blocks_move): Likewise.
4605 (try_crossjump_bb): Likewise.
4606 * cfglayout.c (update_unlikely_executed_notes): Remove function.
4607 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
4608 notes to cold bb's; remove call to update_unlikely_executed_notes.
4609 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4610 NOTE_INSN_SWITCH_TEXT_SECTIONS.
4611 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
4612 function declaration.
4613 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
4615 (rtl_can_merge_blocks): Remove redundancy from condition.
4616 (try_redirect_by_replacing_jump): Likewise.
4617 (force_nonfallthru_and_redirect): Remove code for adding
4618 UNLIKELY_EXECUTED_CODE notes to cold bb's.
4619 (commit_one_edge_insertion): Likewise.
4620 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
4621 * dbxout.c (FORCE_TEXT): Replace function_section with
4622 current_function_section.
4623 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
4624 function, switch_text_section.
4625 (struct xcoff_debug): Likewise.
4626 (dbxout_function_end): Add code to put out label diffs for both
4627 hot and cold sections.
4628 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
4629 for new debug_hooks funciton, switch_text_section..
4630 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
4631 switch_text_section.
4632 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
4633 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
4634 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
4635 dw_fde_switched_sections.
4636 (output_call_frame_info): Add test to see if function switches text
4637 sections in the middle; if so, use appropriate extra hot and cold
4638 section labels to compute size deltas for the hot and cold sections.
4639 (dwarf2out_begin_prologue): Add code to initialize new fields in
4641 (dwarf2out_switch_text_section): New function (invoked through
4642 debug_hook); updates new fields in dw_fde_struct appropriately and
4643 increments separate_line_info_table_in_use.
4644 (dwarf2_debug_hooks): Initialize switch_text_section function to be
4645 dwarf2out_switch_text_section.
4646 (struct var_loc_node): Add new field, section_label.
4647 (output_aranges): Add code to check whether in hot or cold section and
4648 use the appropriate label in calculating deltas.
4649 (output_ranges): Likewise.
4650 (output_line_info): Add code to check which section we're in and
4651 use appropriate hot/cold label.
4652 (add_location_or_constant_value_attribute): Likewise.
4653 (gen_subprogam_die): Modify arange attributes to use correct labels.
4654 (dwarf2out_begin_block): Change call to function_section into call to
4655 current_function_section.
4656 (dwarf2out_end_block): Likewise.
4657 (dwarf2out_source_line): Likewise.
4658 (dwarf2out_var_location): Add code to check whether in hot or cold
4659 section and use the appropriate label.
4660 * except.c (output_function_exception_table): Change call to
4661 function_section into call to current_function_section.
4662 * final.c (profile_function): Likewise.
4663 (scan_ahead_for_unlikely_executed_note): Remove function.
4664 (final_scan_insn): Remove calls to
4665 scan_ahead_for_unlikely_executed_note, and related code for switching
4666 to cold section, except for the single time
4667 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
4668 debug_hooks->switch_text_sections; replace appropriate calls to
4669 function_section with calls to current_function_section.
4670 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
4671 test_bb to condition.
4672 (find_if_case_2): Likewise.
4673 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4674 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
4675 * opts.c (decode_options): Change warning about hot/cold partitioning
4676 with exceptionss to inform (so as not to cause bootstrap failures);
4677 remove warning about partitioning with DWARF debug info.
4678 * output.h (current_function_section): Add new function decl.
4679 (insert_section_boundary_note): Likewise.
4680 (enum in_section): Move this declaration here from varasm.c.
4681 (unlikely_section_label): Likewise.
4682 (unlikely_text_section_name): Likewise.
4683 (last_text_section_name): New global variable.
4684 (last_text_section): Likewise.
4685 (hot_section_label): Likewise.
4686 (hot_section_end_label): Likewise.
4687 (cold_section_end_label): Likewise.
4688 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
4689 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
4690 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
4691 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
4692 insn from consideration.
4693 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
4694 switch_text_section.
4695 * varasm.c (basic-block.h): Add new include.
4696 (unlikely_section_label_printed): Remove global variable.
4697 (unlikely_section_label): Make global variable not be static any more.
4698 (unlikely_text_section_name): Likewise.
4699 (hot_section_end_label): New global variable (not static)
4700 (first_function_block_is_cold): Likewise.
4701 (hot_section_label): Likewise.
4702 (cold_section_end_label): Likewise..
4703 (last_text_section): New global variable, not static.
4704 (last_text_section_name): New global variable, not static.
4705 (initialize_cold_section_name): New function.
4706 (enum in_section): Move declaration to output.h.
4707 (text_section): Update last_text_section.
4708 (unlikely_text_section): Replace code to determine cold section name
4709 with call to initialize_cold_section_name; Add code to update
4710 last_text_section; remove code for printing out label.
4711 (named_section_real): Add code to update last_text_section and
4712 last_text_section_name as appropriate.
4713 (function_section): Change test for 'unlikely' to depend on
4714 first_function_block_is_cold (moved old test to
4715 current_function_section).
4716 (current_function_section): New function.
4717 (assemble_start_function): Move code that frees
4718 unlikely_text_section_name; initialize hot_section_end_label;
4719 print hot and cold section labels at the start of the function;
4720 set first_function_block_is_cold, if appropriate; initialize l
4721 ast_text_section; add call to insert_section_boundary_note.
4722 (assemble_end_function): Add code to write out hot and cold section
4724 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
4725 switch_text_section.
4726 * config/darwin.c (machopic_select_section): Replace incorrect
4727 function in base_funs; update reloc for cold sections if necessary.
4728 * config/darwin.h (SECTION_FUNCTION): Add code to update
4729 last_text_section if appropriate.
4730 (text_unlikely_section): Remove.
4731 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
4732 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
4733 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
4734 partitioning for this architecture.
4736 2005-03-31 Olivier Hainque <hainque@adacore.com>
4738 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4739 defined and non-zero.
4741 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4744 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4747 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4750 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4751 label operand. Remove (use (unspec..)). Don't emit a label on
4753 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
4754 generate inline label for load_toc_v4_PIC_1b.
4755 (rs6000_emit_load_toc_table): Likewise.
4757 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4759 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4760 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4762 2005-03-29 Devang Patel <dpatel@apple.com>
4764 * tree-sra.c (decide_block_copy): Disable scalarization of
4767 2005-03-30 Stuart Hastings <stuart@apple.com>
4768 Dale Johannesen <dalej@apple.com>
4770 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4771 * print-tree.c (print_node): Add case STATEMENT_LIST.
4773 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4775 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
4776 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
4777 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
4778 is given with "powerpc64*" or "all", or when --with-cpu chooses
4781 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4784 * dwarf2out.c (add_high_low_attributes): New function, extracted from
4785 gen_lexical_block_die.
4786 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
4788 2005-03-31 Jan Hubicka <jh@suse.cz>
4790 2004-11-02 Jan Hubicka <jh@suse.cz>
4792 * cgraph.c (cgraph_varpool_node_name): New function.
4793 (dump_cgraph_varpool_node): New function.
4794 (dump_varpool): New function.
4795 * cgraphunit.c (cgraph_optimize): Dump varpool.
4797 2004-10-16 Jan Hubicka <jh@suse.cz>
4799 * cgraph.c (decide_is_variable_needed): New function.
4800 (cgraph_varpool_finalize_decl): Use it.
4801 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
4803 * final.c (output_addr_const): Do not call mark_referenced.
4804 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
4805 always go via cgraph.
4806 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
4807 (check_global_declarations): Ifdef out code clearing DECL_RTL.
4808 * tree-optimize.c (execute_inline): Mark functions called.
4809 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
4811 2004-10-11 Jan Hubicka <jh@suse.cz>
4813 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
4814 (cgraph_varpool_last_needed_node): New static variable.
4815 (enqueue_needed_varpool_node): Break out from ...; add items to the
4816 end of queue; update first pointers.
4817 (cgraph_varpool_mark_needed_node): ... here.
4818 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
4819 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
4820 * cgraph.h (cgraph_varpool_node): Add analyzed field.
4821 (cgraph_varpool_first_unanalyzed_node): Declare.
4822 * cgraphunit.c: Include output.h.
4823 (cgraph_varpool_analyze_pending_decls): New function.
4824 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
4825 for errors, analyze pending decls.
4826 (cgraph_finalize_compilation_unit): Only analyze decls.
4827 (cgraph_optimize): Assemble the decls after expanding.
4829 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
4831 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
4832 subvars get marked properly in tags for grouping.
4833 (add_pointed_to_var): Mark only actual pointed to
4834 variables/subvars in addresses needed.
4835 (create_overlap_variables_for): Clear call clobbered on original
4837 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
4838 addresable vars with subvars into list.
4839 * tree-ssa.c (verify_ssa_name): Verify original is not used where
4842 2005-03-30 Richard Henderson <rth@redhat.com>
4844 * cgraph.h (struct cgraph_node): Add alias.
4845 * varasm.c (assemble_alias): Set it.
4846 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
4847 avoid calling cgraph_expand_function.
4849 2005-03-30 Tom Tromey <tromey@redhat.com>
4851 * tree.def (FILE_TYPE): Removed.
4852 * typeclass.h (enum type_class): Removed file_type_class.
4853 * dwarf2out.c (is_base_type): Updated.
4854 (gen_type_die): Likewise.
4855 * dbxout.c (dbxout_type): Updated.
4856 * builtins.c (type_to_class): Updated.
4857 * tree.c (type_contains_placeholder_1): Updated.
4858 * config/sparc/sparc.c (sparc_type_code): Updated.
4859 * config/ia64/ia64.c (hfa_element_mode): Updated.
4860 * expr.c (count_type_elements): Updated.
4861 * stor-layout.c (layout_type): Updated.
4862 * tree-inline.c (remap_type): Updated.
4863 * tree-pretty-print.c (dump_generic_node): Updated.
4865 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
4867 * builtins.c (expand_builtin_powi): Fix mode of
4868 2nd argument to match int.
4869 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
4870 2nd argument type to int.
4871 * libgcc2.c: Change prototype of __powi* functions to use
4874 2005-03-30 Dale Johannesen <dalej@apple.com>
4877 * calls.c (expand_call): Flush pending deferrals before
4880 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4884 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
4885 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
4886 c_label_context, label_context_stack): New.
4887 * c-decl.c (define_label): Check for jumps into statement
4888 expressions. Add label to list of defined labels.
4889 (start_function): Push context on label_context_stack.
4890 (finish_function): Pop context from label_context_stack.
4891 * c-typeck.c (label_context_stack): New.
4892 (c_finish_goto_label): Check for jumps into statement
4893 expressions. Add label to list of jumped to labels.
4894 (struct c_switch): Add blocked_stmt_expr.
4895 (c_start_case): Initialize it.
4896 (do_case): Check it.
4897 (c_finish_case): Verify !blocked_stmt_expr.
4898 (c_begin_stmt_expr): Push context on label_context_stack.
4899 Increment blocked_stmt_expr. Mark labels jumped to from outside
4901 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
4902 defined in the statement expression and no longer jumpable to.
4903 Mark labels jumped to from just outside the statement expression
4904 as again definable. Pop context from label_context_stack.
4905 * doc/extend.texi (Statement Exprs): Update.
4907 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4910 * c-decl.c (start_function): Check for old_decl being
4913 2005-03-30 Ian Lance Taylor <ian@airs.com>
4915 * final.c (final): Remove prescan parameter. Change all callers.
4916 (final_scan_insn): Remove prescan parameter. Change all callers.
4918 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
4920 * tree-vectorizer.c: Fix comment typos.
4922 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
4924 * tree-scalar-evolution.c (instantiate_parameters_1): Return
4925 as soon as a chrec_dont_know is detected.
4927 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
4929 Merge from csl-arm-branch.
4930 2004-02-12 Mark Mitchell <mark@codesourcery.com>
4932 * tlink.c (recompile_files): Do not assume that "rename" can
4933 overwrite an existing file.
4935 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
4937 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
4938 * gcc/configure: Regenerate.
4940 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4942 * doc/install.texi: Update binutils requirement for powerpc*-linux.
4944 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
4946 * calls.c (struct arg_data): Update "partial" comment.
4947 (load_register_parameters): Update "nregs" comment.
4949 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4951 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
4952 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
4953 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
4954 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
4955 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
4956 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
4957 than target_flags & 0.
4958 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
4959 (iq2000_arch, iq2000_parse_cpu): Delete.
4960 (TARGET_HANDLE_OPTION): Override default.
4961 (iq2000_handle_option): New function.
4962 (override_options): Remove -march= and -mcpu= handling.
4963 * config/iq2000/iq2000.opt: New file.
4965 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4967 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
4968 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
4969 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
4970 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
4971 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
4972 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
4973 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
4974 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
4975 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
4976 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
4977 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
4978 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
4979 (c4x_rpts_cycles_string, c4x_cpu_version_string)
4980 (TARGET_OPTIONS): Delete.
4981 (c4x_rpts_cycles, c4x_cpu_version): Declare.
4982 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
4983 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
4984 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
4985 (c4x_cpu_version_string): Delete.
4986 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4987 (c4x_handle_option): New function. Map -m3x and -m4x options to the
4988 equivalent -mcpu= option.
4989 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
4990 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
4991 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
4992 or clearing the appropriate MASK_* bit.
4993 (c4x_file_start): Use c4x_cpu_version.
4994 * config/c4x/c4x.opt: New file.
4996 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4998 * doc/options.texi: Document the new MaskExists flag.
4999 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
5000 if the option has the MaskExists flag.
5002 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
5004 * opt-functions.awk (flag_set_p, test_flag): New functions.
5005 (switch_flags): Use them.
5006 * opth-gen.awk: Use flag_set_p to check for flags.
5007 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
5009 2005-03-30 Ian Lance Taylor <ian@airs.com>
5011 * config.host (i[34567]86-*-mingw32*): Don't set
5012 host_can_use_collect2 to no.
5014 2005-03-30 Alan Modra <amodra@bigpond.net.au>
5017 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
5018 Remove convert_memory_address call duplicating that in memory_address.
5020 2005-03-29 Richard Henderson <rth@redhat.com>
5023 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
5024 (build_compound_literal): Likewise. Propagate decl type into the
5026 (finish_decl): Likewise. Use new return value from complete_array_type
5027 for zero sized arrays.
5028 (complete_array_type): Move ...
5029 * c-common.c (complete_array_type): ... here. Change first argument
5030 to pointer-to-type-node. Consistently use sizetype for the index
5031 except for zero sized arrays. Detect zero sized arrays for pedantic
5032 mode diagnostics. Create a new type node instead of modifying the
5034 * c-tree.h (complete_array_type): Move decl ...
5035 * c-common.h (complete_array_type): ... here.
5037 2005-03-29 Richard Henderson <rth@redhat.com>
5040 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
5042 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
5044 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
5045 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
5046 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
5047 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
5049 2005-03-29 Eric Christopher <echristo@redhat.com>
5051 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
5052 truthvalue conversion removal.
5054 2005-03-29 Ian Lance Taylor <ian@airs.com>
5057 * collect2.c: Never include <vfork.h>.
5058 (VFORK_STRING, vfork): Don't define.
5059 (pid): Remove global variable.
5060 (handler): Call raise instead of kill (getpid(), ...).
5061 (collect_wait): Add pex parameter. Change all callers. Use
5062 pex_get_status rather than pwait.
5063 (do_wait): Add pex parameter. Change all callers.
5064 (collect_execute): Return struct pex_obj * rather than void. Use
5065 pex routines rather than pexecute.
5066 (fork_execute): Get pex_obj from collect_execute, and pass it to
5068 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
5069 Only declare quit_handler if SIGQUIT is defined.
5070 (scan_libraries): Likewise.
5071 * collect2.h (collect_execute): Update declaration.
5072 (collect_wait): Update declaration.
5073 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
5074 pass it to collect_wait.
5076 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
5079 * c-parser.c (c_parser_compound_statement_nostart): Give error
5080 message for EOF instead of just setting parser->error.
5082 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
5084 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
5085 (slpeel_update_phi_nodes_for_guard1): New function.
5086 (slpeel_update_phi_nodes_for_guard2): New function.
5087 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
5088 of slpeel_update_phi_nodes_for_guard.
5089 (vectorize_loops): Remove call to loop_closed_rewrite.
5090 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
5093 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
5095 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
5096 (TARGET_LITTLE_ENDIAN): New macro.
5097 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
5098 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
5099 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
5100 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
5101 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
5102 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
5103 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
5104 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
5105 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
5106 (TARGET_OPTIONS): Delete.
5107 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
5108 (CACHE_FLUSH_TRAP): Turn into an integer.
5109 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
5110 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
5111 -mflush-trap is in use.
5112 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
5113 (m32r_cache_flush_trap_string): Delete.
5114 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
5115 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
5116 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
5117 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5118 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
5119 -mmodel= and -msdata= handling from...
5120 (m32r_init): ...here.
5121 * config/m32r/m32r.opt: New file.
5123 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
5125 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
5126 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
5127 * tree-vect-analyze.c (vect_object_analysis): additional parm
5128 pass back a "struct ptr_info_def *" with the points-to info.
5129 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
5130 statement using info returned from vect_object_analysis.
5131 * tree-vect-transform.c (update_vuses_to_preheader): New function.
5132 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
5133 for virtual uses and defs when creating a replacement vector
5134 reference. Call duplicate_ssa_name_ptr_info to define points-to
5135 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
5136 (vectorizable_store): copy_virtual_operands and update
5137 definition statements.
5138 (vectorizable_load): copy_virtual_operands. Remove call to
5139 mark_call_clobbered_vars_to_rename for call to "const" builtin.
5140 * tree-vectorizer.c (vectorize_loops): Remove calls to
5141 rewrite_into_ssa and bitmap_clear (vars_to_rename).
5142 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
5143 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
5144 define macro STMT_VINFO_PTR_INFO for use in accessing.
5145 * tree.h add export of duplicate_ssa_name_ptr_info.
5146 * rs6000.c (altivec_init_builtins): Declare builtin function
5147 __builtin_altivec_mask_for_load to be "const".
5149 2005-03-29 Jakub Jelinek <jakub@redhat.com>
5152 * cgraph.h (struct cgraph_varpool_node): Add alias field.
5153 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
5154 assemble_variable on aliases.
5155 * varasm.c (assemble_alias): Set node->alias.
5156 * toplev.c (wrapup_global_declarations): Don't call
5157 rest_of_decl_compilation on aliases again.
5159 2005-03-29 Paul Brook <paul@codesourcery.com>
5161 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
5162 * config/arm/arm.c (arm_dbx_register_number): New function.
5163 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
5165 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
5168 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
5169 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
5171 2005-03-29 Dale Johannesen <dalej@apple.com>
5173 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
5174 $(TREE_H) and $(COVERAGE_H).
5175 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
5176 * opts.c (common_handle_option): Enable tree-based value transforms.
5177 * toplev.c (process_options): Ditto.
5178 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
5179 refers to references to this type.
5180 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
5181 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
5182 for may_be_more, may_be_less.
5183 (rtl_gen_pow2_profiler): Adjust.
5184 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
5185 (rtl_gen_one_value_profiler): Adjust.
5186 (rtl_gen_const_delta_profiler): Adjust.
5187 * tree-profile.c (tree_gen_interval_profiler): Implement.
5188 (tree_gen_pow2_profiler): Ditto.
5189 (tree_gen_one_value_profiler): Ditto.
5190 (tree_profiling): New.
5191 (pass_tree_profile): Reference it.
5192 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
5194 (insn_divmod_values_to_profile): Rename to
5195 rtl_divmod_values_to_profile. Adjust.
5196 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
5197 (insn_prefetch_values_to_profile): Adjust.
5198 (rtl_value_profile_transformations): Adjust.
5199 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
5200 (gen_mod_pow2): Rename to rtl_mod_pow2.
5201 (gen_mod_subtract): Rename to rtl_mod_subtract.
5202 (divmod_fixed_value_transform): Rename to
5203 rtl_divmod_fixed_value_transform.
5204 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
5205 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
5206 (rtl_find_values_to_profile): Adjust.
5207 (tree_value_profile_transformations): Implement.
5208 (tree_divmod_values_to_profile): New.
5209 (tree_values_to_profile): New.
5210 (tree_divmod_fixed_value): New.
5211 (tree_mod_pow2): New.
5212 (tree_mod_subtract): New.
5213 (tree_divmod_fixed_value_transform): New.
5214 (tree_mod_pow2_value_transform): New.
5215 (tree_mod_subtract_transform): New.
5216 (tree_find_values_to_profile): Implement.
5217 * profile.c (instrument_values): Free histograms.
5218 (compute_value_histograms): Adjust. Implement tree version.
5220 2005-03-29 Uros Bizjak <uros@kss-loka.si>
5222 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
5223 * config/i386/i386.c (output_fix_trunc): Add new round_mode
5224 variable. Output "fldcw" depending on round_mode.
5225 * config/i386/i386.md (UNSPEC_FIST): New.
5226 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
5227 New isns patterns to implement lrint and llrint built-ins as x87
5229 (fistdi2, fist<mode>2 splitters): New splitters.
5230 (lrint<mode>2): New expanders.
5232 2005-03-28 Ian Lance Taylor <ian@airs.com>
5234 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
5235 0 when calling final_scan_insn.
5237 2005-03-28 Jan Hubicka <jh@suse.cz>
5240 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
5243 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
5244 types where possible.
5246 2005-03-26 Per Bothner <per@bothner.com>
5248 Make -f[no-]show-column also control non-cpp diagnostics.
5249 * c.opt (fshow-column): Move option from here ...
5250 * common.opt (fshow-column): ... to here.
5251 * diagnostic.c (diagnostic_build_prefix): Only print column number
5252 if flag_show_column.
5254 2005-03-27 Steven Bosscher <stevenb@suse.de>
5256 * vax-protos.h (vax_output_int_move, vax_output_int_add,
5257 vax_output_conditional_branch): New prototypes.
5258 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
5259 extracted from vax.md mov and add patterns.
5260 (vax_output_conditional_branch): New function to output conditional
5261 branch instructions.
5262 * vax.md: Use mode macros for arithmetic and mov patterns.
5263 Use code macros for the jump patterns.
5265 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5267 * Makefile.in (libbackend.o): Depend on version files;
5268 add custom generation command.
5270 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5273 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
5274 sure that we have a REG before getting its REGNO.
5276 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5278 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
5279 * builtins.def (BUILT_IN_STRNDUP): New.
5281 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
5283 PR tree-optimization/20470
5284 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
5287 2005-03-25 Mike Stump <mrs@apple.com>
5289 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
5292 2005-03-25 Geoffrey Keating <geoffk@apple.com>
5294 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
5295 Use our own structure definitions.
5297 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
5298 (fix_truncdfsi2): Allow registers or memory as destination.
5299 When TARGET_PPC_GFXOPT, generate simplified pattern.
5300 (fix_truncdfsi2_internal): Use define_insn_and_split.
5301 (fix_truncdfsi2_internal_gfxopt): New.
5302 (fctiwz): Don't confuse register allocation by giving it no choices.
5304 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
5305 (EXTRA_MEMORY_CONSTRAINT): Likewise.
5306 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
5307 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
5309 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5311 * dominance.c (free_dominance_info): Speed up by freeing et
5312 data structures without maintaining other nodes.
5313 * et-forest.c (et_free_tree_force): New.
5314 * et-forest.h: Add a prototype for et_free_tree_force.
5316 * tree.c (get_set_constructor_bits,
5317 get_set_constructor_bytes): Remove.
5318 * tree.h: Remove the corresponding prototypes.
5320 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5323 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
5324 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
5325 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
5326 PRE_DEC, NEG and NOT.
5328 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5330 * fold-const.c: Convert uses of fold (build (...)) to
5333 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
5335 PR rtl-optimization/20249
5336 * cse.c (insert_regs): Do not record equivalence of registers in
5339 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
5341 * emit-rtl.c (reverse_comparison): Remove.
5342 * rtl.h: Remove the corresponding prototype.
5344 2005-03-24 James E Wilson <wilson@specifixinc.com>
5346 * doc/install.texi (--enable-altivec): Delete docs.
5348 2005-03-24 David Edelsohn <edelsohn@gnu.org>
5350 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
5351 SFmode and DFmode before reload when
5352 flag_unsafe_math_optimizations not enabled.
5354 2005-03-24 Geoffrey Keating <geoffk@apple.com>
5356 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
5358 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
5359 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
5361 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
5363 * configure.ac (enable-checking): Add 'runtime' option.
5364 * doc/install.texi (enable-checking): Document 'runtime' checking.
5365 * tsystem.h (gcc_assert, gcc_unreachable): Define.
5366 * config.in: Regenerated.
5367 * configure: Regenerated.
5369 2005-03-23 Uros Bizjak <uros@kss-loka.si>
5371 * optabs.h (enum optab_index): Remove OTI_llrint.
5372 (llrint_optab): Remove macro.
5373 * optabs.c (init_optabs): Remove llrint_optab initialization.
5374 * genopinit.c (optabs): Remove llrint_optab implementation.
5375 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
5378 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
5380 PR rtl-optimization/20532
5381 * simplify-rtx.c (simplify_binary_operation_1): Protect from
5382 overflow when adding coefficients for PLUS or MINUS.
5383 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
5386 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5388 * langhooks.h (truthvalue_conversion): Remove.
5389 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5390 LANG_HOOKS_TRUTHVALUE_CONVERSION.
5391 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
5392 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
5393 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
5395 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
5397 * params.def: Fix a typo.
5398 * config/mips/mips.c: Follow the spelling convensions.
5399 * doc/invoke.texi: Fix typos.
5401 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
5403 Fix PR tree-optimization/20601
5405 * tree-ssa-pre.c (insert_aux): Add missing condition to
5408 2005-03-23 Ian Lance Taylor <ian@airs.com>
5410 * final.c (final_scan_insn): Don't remove no-op instructions.
5411 * reload1.c (reload): Remove simple no-op instructions even when
5414 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
5416 PR tree-optimization/20501
5417 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
5418 reporting that peeling for alignment is applied moved to...
5419 * (vect_analyze_data_refs_alignment): Here.
5421 2005-03-23 Ian Lance Taylor <ian@airs.com>
5423 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
5425 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5427 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
5428 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
5430 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
5432 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
5433 imply that this is called once, independent of asms in code.
5434 Adjust to now being pased output and input lists. Mention helper
5435 function decl_overlaps_hard_reg_set_p.
5436 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
5437 hook_tree_tree_identity and to take three trees, returning third.
5438 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
5440 * stmt.c: include hard-reg-set.h before tree.h.
5441 (decl_overlaps_hard_reg_set_p): New function, broken out from...
5442 (decl_conflicts_with_clobbers_p): Call
5443 decl_overlaps_hard_reg_set_p.
5444 (expand_asm_operands): Pass output and input lists in call to
5445 targetm.md_asm_clobbers.
5446 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
5447 hook_tree_tree_tree_tree_3rd_identity.
5448 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
5450 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
5451 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
5452 parameters, first two unused.
5453 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
5454 parameters. Only add MOF to clobbers if there's no 'h' mentioned
5455 in constraint letters and MOF is not mentioned as a asm-declared
5456 register in neither of the input and output lists.
5458 2005-03-23 DJ Delorie <dj@redhat.com>
5460 * optabs.c (expand_binop): Make sure the first subword's result
5463 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5465 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
5466 Call c_common_truthvalue_conversion rather than
5467 lang_hooks.truthvalue_conversion.
5468 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
5469 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
5471 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
5472 c_common_truthvalue_conversion.
5473 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
5474 c_parser_conditional_expression, c_parser_binary_expression): Call
5475 c_objc_common_truthvalue_conversion.
5476 * c-typeck.c (build_unary_op): Call
5477 c_objc_common_truthvalue_conversion.
5478 (build_conditional_expr): Do not call
5479 lang_hooks.truthvalue_conversion.
5480 (build_binary_op): Call c_common_truthvalue_conversion.
5481 (c_objc_common_truthvalue_conversion): Moved from
5482 c-objc-common.c. Call default_function_array_conversion instead
5483 of default_conversion.
5485 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5487 * c-common.h (default_conversion): Remove.
5488 (perform_integral_promotions): Add.
5489 * c-tree.h (default_conversion): Add.
5490 * c-typeck.c (perform_integral_promotions): New, split out from
5492 * c-common.c (check_case_value): Use perform_integral_promotions,
5493 not default_conversion.
5494 (c_add_case_label): Don't continue processing case label after
5495 found to be pointer.
5497 2005-03-23 Mark Mitchell <mark@codesourcery.com>
5499 * gcc.c (do_spec_1): Do not add a -L path for a directory in
5500 the prefix list if we have already added a multilib directory
5502 (main): Do not add MD_EXEC_PREFIX to the list of directories to
5505 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5507 * reload1.c (indirect_symref_ok, reload_obstack): Make them
5509 * reload.h: Remove the prototype for indirect_symref_ok.
5511 * reload1.c (indirect_symref_ok): Make it global.
5512 * reload.h: Add a prototype for indirect_symref_ok.
5514 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5516 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
5519 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5521 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
5523 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
5525 * c-opts.c (c_common_parse_file): Only start/end main source file
5526 if debug hooks says the writer wants it.
5527 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
5529 (xcoff_debug_hooks): Ditto.
5530 * debug.c (do_nothing_hooks): Ditto.
5531 * debug.h (gcc_debug_hooks): Ditto.
5532 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
5533 * sdbout.c (sdb_debug_hooks): Ditto.
5534 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
5536 2005-03-22 Mark Mitchell <mark@codesourcery.com>
5538 * doc/extend.texi: Deprecate C++ min/max operators.
5540 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
5542 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
5543 artificial original candidates.
5545 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
5546 Jan Hubicka <jh@suse.cz>
5547 Steven Bosscher <stevenb@suse.de>
5549 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
5550 call cost based on argument sizes.
5551 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
5553 * params.def: (max-inline-inssn-single): Set to 450.
5554 (max-inline-insns-auto): Set to 90.
5555 (max-inline-insns-recursive): Set to 450
5556 (max-inline-insns-recursive-auto): Set to 450.
5557 (large-function-insns): Set to 2700.
5558 (inline-call-cost): New parameter.
5559 * tree-inline.c (estimate_move_cost): New function.
5560 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
5561 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
5563 * tree-inline.h (estimate_move_cost): Declare.
5564 * invoke.texi: (max-inline-inssn-single): Change default to 450.
5565 (max-inline-insns-auto): Change default to 90.
5566 (max-inline-insns-recursive): Change default to 450
5567 (max-inline-insns-recursive-auto): Change default to 450.
5568 (large-function-insns): Change default to 2700.
5569 (inline-call-cost): Document new parameter.
5571 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5573 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
5574 (TARGET_DEFAULT): Delete.
5575 * config/i860/i860.opt: New file.
5577 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5579 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
5580 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5581 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5582 (frv_sched_lookahead): Delete.
5583 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
5584 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
5585 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
5586 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
5587 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
5588 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
5589 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
5590 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
5591 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
5592 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
5593 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
5594 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
5595 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
5596 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
5597 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
5598 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
5599 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
5600 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
5601 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
5602 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
5603 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
5604 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
5605 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
5606 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5607 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5608 (frv_sched_lookahead): Delete.
5609 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
5610 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5611 (frv_handle_option): New function. Move -mcpu= handling from...
5612 (frv_override_options): ...here. Remove handling of other
5614 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
5615 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
5616 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
5617 and TARGET_NO_MULTI_CE.
5618 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
5619 !TARGET_VLIW_BRANCH.
5620 * config/frv/frv.opt: New file.
5622 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5624 * fold-const.c (fold_ternary): Take decomposed arguments of
5626 (fold): Update a call to fold_ternary.
5628 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
5629 * tree.h: Add corresponding prototypes.
5631 2005-03-22 Jakub Jelinek <jakub@redhat.com>
5634 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
5635 between jump table and its label.
5636 * final.c (shorten_branches): Handle notes in between ADDR_VEC
5637 resp. ADDR_DIFF_VEC and the label preceeding it.
5638 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
5639 is emitted in the right section.
5641 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5643 * fold-const.c (fold_unary, fold_binary): Update comments
5646 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
5648 PR rtl-optimization/20527
5649 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
5650 REG_INC note, test that the register also isn't mentioned in PRED
5653 2005-03-22 Ben Elliston <bje@au.ibm.com>
5655 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
5658 2005-03-21 Mike Stump <mrs@apple.com>
5660 * varasm.c (default_assemble_visibility): Remove extra ().
5662 2005-03-21 Roger Sayle <roger@eyesopen.com>
5665 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
5666 to determine whether a block can be duplicated, rather than test
5667 whether the block contains noncopyable insns ourselves.
5669 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5671 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5674 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5676 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5678 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5680 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
5681 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
5682 * config/fr30/fr30.opt: New file.
5684 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5686 Fix PR tree-optimization/20542
5688 * tree-flow-inline.h (overlap_subvar): Move to here.
5689 * tree-ssa-operands.c: From here.
5690 * tree-flow.h (overlap_subvar): Declare.
5691 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
5692 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
5693 for variables with subvars.
5695 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5698 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5699 * modulo-sched.c (const_iteration_count): Return on NULL
5701 (print_node_sched_params): Return on NULL dump_file.
5702 (generate_reg_moves): Handle reg-anti dependencies and disregard
5703 closing branch when generating register moves.
5704 (sms_schedule): Mark the SMSed block dirty.
5705 * passes.c (rest_of_handle_sms): Call update_life_info for all
5707 * testsuite/gcc.dg/20050321-1.c: New test.
5709 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5711 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5712 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5713 movqi_internal): Likewise.
5715 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5717 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
5718 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5719 xtensa_b4const): Delete prototypes.
5720 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
5721 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
5722 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
5723 xtensa_extra_constraint): New prototypes.
5724 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5725 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5726 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5727 move_operand, const_float_1_operand, fpmem_offset_operand,
5728 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
5729 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
5730 (xtensa_b4const_or_zero): ...this. Change return type to bool and
5731 argument type to HOST_WIDE_INT.
5732 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
5733 xtensa_mask_immediate): Likewise.
5734 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
5735 Likewise. Also make these functions static.
5736 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
5737 (xtensa_const_ok_for_letter_p): New.
5738 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5739 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5740 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5741 move_operand, const_float_1_operand, fpmem_offset_operand,
5742 branch_operator, ubranch_operator, boolean_operator): Move to
5744 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
5745 (xtensa_mem_offset): Change return type to bool.
5746 (xtensa_extra_constraint): New.
5747 (gen_int_relational): Update type of const_range_p function pointer.
5748 Use xtensa_b4const_or_zero.
5749 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
5750 xtensa_const_ok_for_letter_p. Update comments.
5751 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
5752 (PREDICATE_CODES): Delete.
5753 * config/xtensa/xtensa.md: Include predicates.md.
5754 * config/xtensa/predicates.md: New file.
5756 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5758 * config/v850/v850-protos.h: Remove the prototypes for
5759 reg_or_int9_operand, reg_or_const_operand,
5760 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
5761 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
5762 movsi_source_operand, power_of_two_operand,
5763 not_power_of_two_operand, special_symbolref_operand,
5764 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
5765 register_is_ok_for_epilogue.
5766 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
5767 reg_or_int9_operand, reg_or_const_operand,
5768 call_address_operand, special_symbolref_operand,
5769 movsi_source_operand, power_of_two_operand,
5770 not_power_of_two_operand, register_is_ok_for_epilogue,
5771 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
5772 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
5774 * config/v850/v850.h (PREDICATE_CODES): Remove.
5775 * config/v850/v850.md: Include predicates.md.
5776 * config/v850/predicates.md: New.
5778 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5780 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
5781 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5782 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
5783 (itoolsdir, itoolsdatadir): Move definition above new first use.
5784 (install-itoolsdirs): New rule.
5785 (install-mkheaders): Depend on install-itoolsdirs, not
5786 install-include-dir.
5788 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5790 * tree-into-ssa.c: Remove obsolete comments.
5792 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5794 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
5795 unrolling if -fpeel-loops is specified, too.
5796 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5797 Remove superfluous check for flag_unroll_loops.
5799 2005-03-21 Uros Bizjak <uros@kss-loka.si>
5801 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
5802 (lrint_optab, llrint_optab): Define corresponding macros.
5803 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
5804 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
5805 pattern and llrint_optab using llrintdi2 patterns.
5806 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
5807 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
5808 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
5809 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
5810 flag_unsafe_math_optimizations is set.
5812 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5814 * combine.c (combine_simplify_rtx, simplify_if_then_else,
5815 simplify_logical, if_then_else_cond, known_cond,
5816 simplify_comparison): Adjust calls to reverse_comparison.
5817 Don't use combine_reversed_comparison_code).
5818 (combine_reversed_comparison_code): Remove.
5819 (reversed_comparison): Using reversed_comparison_code, move it...
5820 * jump.c (reversed_comparison): ... here.
5821 * rtl.h (reversed_comparison): Add prototype.
5823 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5825 * builtins.c (fold_builtin): Take decomposed arguments of
5827 * fold-const.c (fold_ternary): Update a call to fold_builtin.
5828 * gimplify.c (gimplify_call_expr): Likewise.
5829 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
5830 * tree.h: Update the prototype of fold_builtin.
5832 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5834 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
5835 * rtlhooks.c (gen_lowpart_no_emit_general): New.
5836 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
5837 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
5838 * simplify-rtx.c (simplify_binary_operation_1): Use it.
5840 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5842 * builtins.c (fold_builtin_1): Take decomposed arguments of
5844 (fold_builtin): Update a call to fold_builtin_1.
5846 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
5849 * gcov.c (output_lines): Only output function block summary when
5850 outputting branch information.
5851 * doc/gcov.texi: Document format of preamble and additional block
5854 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5856 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
5857 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
5858 the defaults false if BITS_PER_UNIT != 8.
5859 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
5860 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
5861 than BITS_PER_UNIT != 8.
5862 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
5863 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
5864 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
5866 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
5867 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
5869 2005-03-20 Roger Sayle <roger@eyesopen.com>
5872 * fold-const.c (fold_binary): Fix type mismatch between
5873 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
5874 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
5875 for non-truth-valued expressions.
5877 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
5878 and FUNCTION_DECL in the main switch.
5879 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5880 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
5881 we also need to convert their operands to match.
5882 <TRUTH_NOT_EXPR>: Likewise.
5884 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
5886 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
5887 diagnostic without checking whether an lvalue.
5888 * c-common.h (lvalue_p): Remove.
5889 (enum lvalue_use): Update comment.
5890 (lvalue_or_else): Replace by lvalue_error.
5891 * c-typeck.c (lvalue_p): Make static.
5892 (lvalue_or_else): New. Call lvalue_error.
5894 2005-03-21 Alan Modra <amodra@bigpond.net.au>
5896 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
5897 (function_arg_advance): Use rs6000_parm_start.
5898 (function_arg, rs6000_arg_partial_bytes): Likewise.
5900 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5902 * c-common.c (check_case_value): Adjust comment about stripping
5904 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
5905 * c-typeck.c (default_conversion, convert_arguments,
5906 build_modify_expr, convert_for_assignment, store_init_value,
5907 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
5908 manually. Remove inaccurate comments.
5910 2005-03-20 Roger Sayle <roger@eyesopen.com>
5911 Joseph S. Myers <joseph@codesourcery.com>
5913 * varasm.c (do_assemble_alias): Restore comment describing function.
5914 Annotate the target parameter as potentially unused.
5916 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
5919 * config/avr/avr.c (avr_output_function_prologue): Do not use
5920 current_function_name() in a label, use a local label instead.
5922 2005-03-20 David Edelsohn <edelsohn@gnu.org>
5924 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
5925 flag_finite_math_only, not flag_unsafe_math_optimizations.
5927 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5929 * builtins.c (fold_builtin_1): Update a call to
5930 targetm.fold_builtin.
5931 * hooks.c (hook_tree_tree_bool_null): Rename to
5932 hook_tree_tree_tree_bool_null. Take one more argument of type
5934 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
5935 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
5936 hook_tree_tree_tree_bool_null.
5937 * target.h (gcc_target): Update the prototype of fold_builtin.
5938 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
5939 arguments of CALL_EXPR.
5940 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
5943 2005-03-20 Jan Hubicka <jh@suse.cz>
5945 * cgraph.h (cgraph_node): Add prev_clone pointer.
5946 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
5947 (cgraph_clone_node): Produce doubly linked chain.
5949 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5951 * c-common.c (handle_aligned_attribute, check_function_sentinel,
5952 get_nonnull_operand, handle_sentinel_attribute,
5953 check_function_arguments_recurse): Do not strip NOPS from
5955 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
5957 * c-format.c (get_constant): Likewise.
5958 * c-parser.c (c_parser_postfix_expression): Likewise.
5959 * c-typeck.c (set_init_index): Likewise.
5960 (convert_arguments): Don't check for NOP_EXPR containing integer
5963 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5965 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
5966 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
5967 Take decomposed arguments of CALL_EXPR.
5968 (fold_builtin_1): Update calls to the functions mentioned
5971 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5973 * c-decl.c (check_bitfield_type_and_width): Require bit-field
5974 width to have integer type.
5975 (build_enumerator): Require enumerator value to have integer type.
5977 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5979 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
5982 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5984 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
5985 std=iso9899:199x): Correct descriptions.
5987 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5989 * config.gcc: Consistently use solaris2.1[0-9]* instead of
5992 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
5994 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
5996 (expand_builtin_memcpy, fold_builtin_1): Update calls to
5997 fold_builtin_memcpy.
5999 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
6000 arguments of CALL_EXPR.
6001 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
6002 fold_builtin_found, fold_builtin_1): Update calls to
6003 fold_trunc_transparent_mathfn.
6005 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6008 * fold-const.c (fold_widened_comparison): Don't optimize casts of
6009 function pointers on targets that require function pointer
6011 (fold_sign_changed_comparison): Likewise.
6013 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
6015 * combine.c (try_combine): When changing the mode of a hard reg, make
6016 sure that doing so is valid.
6018 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
6020 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
6021 (TARGET_HANDLE_OPTION): Override default.
6022 (avr_handle_option): New function.
6023 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
6024 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
6025 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
6026 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
6027 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
6028 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
6029 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
6030 (TARGET_OPTIONS): Delete.
6031 * config/avr/avr.opt: New file.
6033 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6035 * config/m32r/m32r-protos.h: Remove the prototypes for
6036 call_address_operand, symbolic_operand, seth_add3_operand,
6037 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6038 reg_or_uint16_operand, reg_or_cmp_int16_operand,
6039 two_insn_const_operand, move_src_operand,
6040 move_double_src_operand, move_dest_operand,
6041 eqne_comparison_operator, signed_comparison_operator,
6042 large_insn_p, conditional_move_operand, carry_compare_operand,
6043 m32r_block_immediate_operand, extend_operand,
6044 reg_or_eq_int16_operand, int8_operand, and
6045 reg_or_zero_operand.
6046 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
6047 seth_add3_operand, int8_operand, cmp_int16_operand,
6048 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
6049 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
6050 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
6051 move_double_src_operand, move_dest_operand,
6052 eqne_comparison_operator, signed_comparison_operator,
6053 extend_operand, small_insn_p, large_insn_p,
6054 conditional_move_operand, carry_compare_operand,
6055 m32r_block_immediate_operand): Move to predicates.md.
6056 (MAX_MOVE_BYTES): Move to m32r.h.
6057 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
6058 * config/m32r/m32r.md: Include predicates.md.
6059 * config/m32r/predicates.md: New.
6061 2005-03-18 James E Wilson <wilson@specifixinc.com>
6064 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
6067 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6069 * config/mn10300/mn10300-protos.h: Remove the prototypes for
6070 call_address_operand, const_8bit_operand.
6071 * config/mn10300/mn10300.c (call_address_operand,
6072 const_8bit_operand, const_1f_operand): Move to predicates.md.
6073 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
6074 * config/mn10300/mn10300.md: Include predicates.md.
6075 * config/mn10300/predicates.md: New.
6077 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
6079 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
6080 declarations in diagnostics and %E for identifiers, not %s.
6082 2005-03-18 Jan Hubicka <jh@suse.cz>
6083 Dale Johannesen <dalej@apple.com>
6085 * basic-block.h (scale_bbs_frequencies_int,
6086 scale_bbs_frequencies_gcov_type): Declare.
6087 * cfg.c (RDIV): New macro.
6088 (update_bb_frequency_for_threading): Fix.
6089 * basic-block.h (scale_bbs_frequencies_int,
6090 scale_bbs_frequencies_gcov_type): New.
6091 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
6092 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
6093 scale_bbs_frequencies_int.
6094 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
6096 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6098 * config/m32r/m32r-protos.h: Remove the prototypes for
6099 call_address_operand, symbolic_operand, seth_add3_operand,
6100 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6101 reg_or_uint16_operand, reg_or_cmp_int16_operand,
6102 two_insn_const_operand, move_src_operand,
6103 move_double_src_operand, move_dest_operand,
6104 eqne_comparison_operator, signed_comparison_operator,
6105 large_insn_p, conditional_move_operand, carry_compare_operand,
6106 m32r_block_immediate_operand, extend_operand,
6107 reg_or_eq_int16_operand, int8_operand, and
6108 reg_or_zero_operand.
6109 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
6110 seth_add3_operand, int8_operand, cmp_int16_operand,
6111 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
6112 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
6113 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
6114 move_double_src_operand, move_dest_operand,
6115 eqne_comparison_operator, signed_comparison_operator,
6116 extend_operand, small_insn_p, large_insn_p,
6117 conditional_move_operand, carry_compare_operand,
6118 m32r_block_immediate_operand): Move to predicates.md.
6119 (MAX_MOVE_BYTES): Move to m32r.h.
6120 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
6121 * config/m32r/m32r.md: Include predicates.md.
6122 * config/m32r/predicates.md: New.
6124 * config/pa/pa-protos.h: Add prototypes for magic_milli and
6126 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
6127 symbolic_operand, symbolic_memory_operand,
6128 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
6129 indexed_memory_operand, move_dest_operand, move_src_operand,
6130 prefetch_cc_operand, prefetch_nocc_operand,
6131 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
6132 arith_operand, arith11_operand, pre_cint_operand,
6133 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
6134 ireg_operand, int5_operand, uint5_operand, int11_operand,
6135 uint32_operand, arith5_operand, and_operand, ior_operand,
6136 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
6137 pc_or_label_operand, div_operand, plus_xor_ior_operator,
6138 shadd_operand, movb_comparison_operator,
6139 cmpib_comparison_operator): Move to predicates.md.
6140 (magic_milli, shadd_constant_p): Make it extern.
6141 * config/pa/pa.h (PREDICATE_CODES): Remove.
6142 * config/pa/pa.md: Include predicates.md.
6143 * config/pa/predicates.md: New.
6145 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
6148 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6150 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
6151 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
6152 config/alpha/freebsd.h, config/alpha/linux.h,
6153 config/alpha/netbsd.h, config/alpha/osf5.h,
6154 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
6155 config/h8300/h8300-protos.h, config/h8300/h8300.c,
6156 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
6157 doc/cppopts.texi: Update copyright.
6159 2005-03-18 Jan Hubicka <jh@suse.cz>
6162 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
6164 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
6167 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6169 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
6172 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
6174 * combine.c (gen_binary): Remove.
6175 (known_cond, simplify_shift_const, find_split_point,
6176 combine_simplify_rtx, simplify_if_then_else, simplify_set,
6177 simplify_logical, expand_field_assignment, extract_left_shift,
6178 force_to_mode, if_then_else_cond, apply_distributive_law,
6179 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
6180 simplify_comparison, reversed_comparison): Replace with
6181 simplify_gen_binary, simplify_gen_relational or
6182 distribute_and_simplify_rtx.
6183 (distribute_and_simplify_rtx): New function.
6185 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
6186 Paolo Bonzini <gcc.gnu.org>
6188 * calls.c (setjmp_call_p, special_function_p): Update comments
6189 at the head of the functions.
6191 2005-03-18 Jan Hubicka <jh@suse.cz>
6193 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
6195 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
6196 function body should be released; do not proactively release function
6197 bodies in non-unit-at-a-time mode.
6199 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
6201 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
6202 mno-fp-ret-in-387 multilib variants.
6204 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
6206 * common.opt (m): Remove.
6207 * opts.c (handle_option): Pass 'm' options to set_target_switch if
6209 (common_handle_option): Remove OPT_m case.
6211 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6213 * builtins.c (fold_builtin_bitop): Take decomposed arguments
6215 (fold_builtin_1): Update a call to fold_builtin_bitop.
6217 * builtins.c (fold_builtin_signbit): Take decomposed arguments
6219 (fold_builtin_1): Update a call to fold_builtin_signbit.
6221 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
6223 PR tree-optimization/20474
6224 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
6225 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
6227 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6229 * config/h8300/h8300-protos.h: Remove prototypes for
6230 general_operand_src, general_operand_dst, single_one_operand,
6231 single_zero_operand, call_insn_operand,
6232 two_insn_adds_subs_operand, small_call_insn_operand,
6233 jump_address_operand, bit_operand, bit_memory_operand,
6234 stack_pointer_operand, const_int_gt_2_operand,
6235 const_int_ge_8_operand, const_int_qi_operand,
6236 const_int_hi_operand, incdec_operand, bit_operator,
6237 nshift_operator, eqne_operator, gtle_operator,
6238 gtuleu_operator, iorxor_operator.
6239 Add prototypes for h8sx_shift_type h8sx_classify_shift and
6240 h8300_ldm_stm_parallel.
6241 * config/h8300/h8300.c (h8sx_shift_type,): Move to
6243 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
6244 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
6245 (h8300_ldm_stm_parallel): Make it extern.
6246 (h8300_ldm_parallel, h8300_stm_parallel,
6247 h8300_return_parallel, general_operand_src,
6248 general_operand_dst, h8300_dst_operand, h8300_src_operand,
6249 nibble_operand, reg_or_nibble_operand, single_one_operand,
6250 single_zero_operand, call_insn_operand,
6251 two_insn_adds_subs_operand, small_call_insn_operand,
6252 jump_address_operand, bit_operand, bit_memory_operand,
6253 stack_pointer_operand, const_int_gt_2_operand,
6254 const_int_ge_8_operand, const_int_qi_operand,
6255 const_int_hi_operand, incdec_operand, eqne_operator,
6256 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
6257 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
6258 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
6259 nshift_operator): Move to predicates.md.
6260 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
6261 * config/h8300/h8300.md: Include predicates.md.
6262 * config/h8300/predicates.md: New.
6264 2005-03-17 Richard Henderson <rth@redhat.com>
6266 * config.gcc (ia64*-*-hpux*): Add extra_options.
6267 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
6268 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6269 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
6270 (ia64_tls_size_string, ia64_tune_string): Remove.
6271 (ia64_tune): Init to PROCESSOR_ITANIUM2.
6272 (TARGET_DEFAULT_TARGET_FLAGS): New.
6273 (TARGET_HANDLE_OPTION): New.
6274 (ia64_override_options): Move options parsing ...
6275 (ia64_handle_option): ... here. New.
6276 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
6277 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
6278 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
6279 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
6280 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
6281 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
6282 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
6283 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
6284 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
6285 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
6286 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
6287 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
6288 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
6289 TARGET_EARLY_STOP_BITS): Remove.
6290 (TARGET_ILP32): Default false.
6291 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
6292 (enum ia64_inline_type): New.
6293 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6294 * config/ia64/ia64.md: Update for new definitions of
6295 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
6296 * config/ia64/ia64.opt: New file.
6297 * config/ia64/ilp32.opt: New file.
6299 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
6302 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
6304 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6306 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
6307 instead of MASK_H8300S.
6308 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
6309 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
6310 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
6311 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
6312 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
6313 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
6314 TARGET_SWITCHES): Remove.
6315 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
6317 * config/h8300/h8300.opt: New.
6319 * config/alpha/alpha.opt, config/arc/arc.opt,
6320 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
6323 2005-03-17 Ian Lance Taylor <ian@airs.com>
6327 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
6329 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
6330 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
6331 (TARGET_HANDLE_OPTION): Override default.
6332 (arc_handle_option): New function.
6333 (arc_init): Remove code to set arch_cpu_string.
6334 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
6335 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
6336 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
6337 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
6338 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
6339 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
6340 (arc_rodata_string, TARGET_OPTIONS): Delete.
6341 * config/arc/arc.opt: New file.
6343 2005-03-17 Richard Henderson <rth@redhat.com>
6345 * doc/extend.texi (Weak Pragmas): New section.
6346 (attribute alias): Clarify that target must be in the same
6349 2005-03-17 Richard Henderson <rth@redhat.com>
6351 * config/alpha/alpha.opt: New file.
6352 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
6354 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
6355 alpha_fprm_string, alpha_fptm_string): Make static.
6356 (alpha_tls_size_string): Remove.
6357 (alpha_handle_option): New.
6358 (override_options): Update for alpha_cpu/alpha_tune split.
6359 (alpha_file_start): Likewise.
6360 (TARGET_DEFAULT_TARGET_FLAGS): New.
6361 (TARGET_HANDLE_OPTION): New.
6362 * config/alpha/alpha.h (alpha_tune): Declare.
6363 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
6364 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
6365 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
6366 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
6367 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
6368 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
6369 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
6370 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
6371 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
6372 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
6373 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
6374 (TARGET_DEFAULT): Remove MASK_FP.
6375 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
6376 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
6377 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
6378 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
6379 alpha_tls_size_string): Remove.
6380 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
6381 (attribute tune): Rename from attribute cpu.
6382 * config/alpha/ev4.md: Update to match.
6383 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
6384 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
6385 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
6386 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
6387 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
6388 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
6390 2005-03-16 James E. Wilson <wilson@specifixinc.com>
6392 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
6393 and return without creating new state if before_nops_num is nonzero.
6394 * config/ia64/ia64.md (first_insn): New attribute.
6395 (alloc): Set it to yes.
6397 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6399 * tree-vectorizer.c (new_vec_stmt_info): Initialize
6400 STMT_VINFO_SUBVARS to NULL.
6401 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6403 2005-03-16 Dale Johannesen <dalej@apple.com>
6405 * rtlanal.c (find_first_parameter_load): Rewrite to
6406 return actual first param load or the call if none,
6407 instead of first in block, when not all loads exist.
6409 2005-03-16 Roger Sayle <roger@eyesopen.com>
6411 * optabs.c (expand_copysign_absneg): Make static.
6412 * optabs.h (expand_copysign_absneg): Delete prototype.
6413 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
6415 2005-03-16 Richard Henderson <rth@redhat.com>
6418 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
6419 (alias_pairs): Rename from output_defs.
6420 (find_decl_and_mark_needed): Split out from assemble_alias.
6421 (do_assemble_alias): New.
6422 (assemble_output_def): Remove.
6423 (finish_aliases_1, finish_aliases_2): New.
6424 (process_pending_assemble_output_defs): Remove.
6425 (assemble_alias): Defer aliases for which we don't yet have a
6426 non-external decl for the target symbol.
6427 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
6428 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
6429 * toplev.c (compile_file): Use finish_aliases_2 instead of
6430 process_pending_assemble_output_defs.
6431 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
6432 (process_pending_assemble_output_defs): Remove.
6434 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6436 Fix PR tree-optimization/20489
6438 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
6439 for empty structures.
6441 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6443 Fix PR tree-optimization/20490
6445 * tree-ssa-pre.c (create_expression_by_pieces): Use
6446 force_gimple_operand on result of fold.
6448 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
6450 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
6451 of closing parenthesis.
6453 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
6455 * builtins.c (expand_movstr): Update a call to
6456 fold_builtin_strcpy.
6457 (expand_builtin_strncpy): Update a call to
6458 fold_builtin_strncpy.
6459 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
6460 arguments of CALL_EXPR.
6461 (fold_builtin_1): Update calls to fold_builtin_strcpy and
6462 fold_builtin_strncpy.
6463 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6464 * tree.h: Update the prototypes of fold_builtin_strcpy and
6465 fold_builtin_strncpy.
6467 2005-03-16 Steven Bosscher <stevenb@suse.de>
6468 Dorit Naishlos <dorit@il.ibm.com>
6470 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
6471 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
6474 2005-03-16 Steven Bosscher <stevenb@suse.de>
6476 * tree-inline.c (walk_type_fields, walk_tree,
6477 walk_tree_without_duplicates): Move from here...
6478 * tree.c: ...to here.
6480 2005-03-15 Zack Weinberg <zack@codesourcery.com>
6482 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
6483 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
6484 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6485 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
6486 (version): Define using $(BASEVER_c).
6487 (Makefile, config.status, build/gcov-iov.o): No longer depends on
6489 (version.o): Depend on version files; add custom generation command.
6490 (prefix.o): Define BASEVER on command line.
6491 (s-iov): Depend on version files; adjust command.
6492 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
6494 (gcc-vers.texi): New rule.
6495 (doc/%.info, doc/%.dvi): Add -I . to command line.
6496 (doc/gccinstall.dvi): Likewise.
6497 (PACKAGE): Delete. All uses replaced with "gcc".
6498 * aclocal.m4: Do not include gcc-version.m4.
6499 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
6500 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
6501 Set is_release based on contents of DEV-PHASE.
6502 Set gcc_version based on contents of BASE-VER.
6503 Define WIN32_REGISTRY_KEY only if the user overrode the default.
6504 * config.in, configure: Regenerate.
6505 * gccbug.in: Determine version of GCC in use at runtime.
6506 * gcov-iov.c: Get version number and development phase from
6507 command line, not by including version.c.
6508 * intl.c: Replace all uses of PACKAGE with "gcc".
6509 * libada-mk.in: Delete unused "gcc_version" variable.
6510 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
6511 * version.c: (VERSUFFIX): New hook for redistributors; adjust
6512 commentary to match.
6513 (version_string): Put together from pieces.
6514 * config/alpha/x-vms: Do not use $(gcc_version).
6515 * config/i386/t-nwld: Likewise.
6516 * doc/include/gcc-common.texi: Include gcc-vers.texi for
6517 version-GCC and DEVELOPMENT.
6519 2005-03-15 Roger Sayle <roger@eyesopen.com>
6521 PR tree-optimization/17454
6522 * tree.c (tree_size): Add case for TREE_BINFO.
6523 * fold-const.c (fold_checksum_tree): Only clear the overloaded
6524 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
6526 2005-03-15 Roger Sayle <roger@eyesopen.com>
6528 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
6529 op1 whilst expanding the signed widenening multiply variant.
6531 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
6533 * toplev.c (display_target_options): Avoid unused variable warning if
6534 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
6535 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
6536 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
6537 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
6538 (mips_isa_info): New variable.
6539 (mips_parse_cpu): Remove the first argument and leave the caller
6541 (TARGET_HANDLE_OPTION): Override default.
6542 (mips_handle_option): New function. Move option validation code from...
6543 (override_options): ...here. Update calls to mips_parse_cpu.
6544 * config/mips/mips.h (mips_arch_string, mips_tune_string)
6545 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
6546 (SUBTARGET_TARGET_OPTIONS): Delete.
6547 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
6548 (mno-flush-func, mtune=): New options.
6550 2005-03-15 Roger Sayle <roger@eyesopen.com>
6551 Richard Henderson <rth@redhat.com>
6553 * real.c (c4x_single_format, c4x_extended_format): Provide values
6554 for signbit_ro for c4x's single and extended floating point formats.
6555 * optabs.c (expand_copysign): Use the floating point format's
6556 signbit_ro for expanding via expand_copysign_absneg, and it's
6557 signbit_rw field for expanding via expand_copysign_bit.
6559 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
6561 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
6562 known_alignment_for_access_p.
6563 (known_alignment_for_access_p): New.
6564 (do_peeling_for_alignment): Field made int instead of bool and renamed
6565 to peeling_for_alignment.
6566 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
6567 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
6568 functionality used to be in vect_analyze_operations.
6569 (vect_analyze_operations): Code to determine vectorization factor was
6570 moved to vect_determine_vectorization_factor.
6571 (vect_enhance_data_refs_alignment): Update to correct alignment when it
6572 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
6574 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
6575 be part of vect_analyze_operations).
6576 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
6577 creating the guard condition, as the number of iterations may be
6579 (slpeel_tree_peel_loop_to_edge): Use new name of
6580 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
6581 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
6582 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
6583 (vect_do_peeling_for_alignment): Use fold.
6584 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
6586 (vect_update_inits_of_dr): Renamed to
6587 vect_update_init_of_dr.
6588 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
6589 (vectorizable_store): Fix assertion to use == instead of =.
6591 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
6593 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
6594 call_used_regs for wCG registers.
6596 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6598 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6599 for non-offsettable memory references to cope with outstanding reload
6600 replacements, take 2.
6602 2005-03-15 Uros Bizjak <uros@kss-loka.si>
6605 * config/i386/i386.h (x86_fisttp): New.
6606 (TARGET_FISTTP): New macro.
6607 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
6608 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
6609 instruction when fisttp flag is set.
6610 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
6612 * config/i386/i386.md (type attribute): Add fisttp.
6613 (unit attribute): Set to i387 for fisttp type.
6614 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
6615 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
6617 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
6618 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
6620 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
6621 patterns for TARGET_FISTTP. Enable patterns for
6622 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
6623 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
6624 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
6625 implement fisttp x87 insn.
6626 (fix_trunc*_i387_fisttp splitters): New patterns.
6627 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
6628 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
6629 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
6631 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
6632 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
6633 Implement using mode macros. Disable patterns for TARGET_FISTTP.
6634 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
6635 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
6636 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
6637 Disable patterns for TARGET_FISTTP.
6638 (fix_trunc*_i387 splitters): Implement usign mode macros.
6639 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
6640 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
6641 (fix_trunx*_sse peephole2s): Implement using mode macros.
6643 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
6645 PR rtl-optimization/20291
6646 * combine.c (try_combine): If splitting fails, re-try with
6647 original combined pattern, i.e. before clobber stripping.
6649 2005-03-14 Eric Christopher <echristo@redhat.com>
6651 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
6652 STACK_GROWS_DOWNWARD.
6654 2005-03-14 Roger Sayle <roger@eyesopen.com>
6656 * real.h (struct real_format): Split the signbit field into two
6657 two fields, signbit_ro and signbit_rw.
6658 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
6659 mips_double_format, ieee_extended_motorola_format,
6660 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
6661 ieee_extended_intel_128_format, ibm_extended_format,
6662 mips_extended_format, ieee_quad_format, mips_quad_format,
6663 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
6664 i370_double_format, c4x_single_format, c4x_extended_format,
6665 real_internal_format): Update initializers for new field.
6666 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
6667 real_format structure.
6668 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
6669 field of the real_format structure.
6671 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6673 Fix PR tree-optimization/20458
6675 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
6676 DECL_EXTERNAL on STRUCT_FIELD tags.
6677 (clear_call_clobbered): Ditto.
6678 * tree-ssa-operands.c (note_addressable): Make sure the original
6679 variable doesn't slip into the addressable list if we have
6681 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6684 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6686 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
6687 (-fwide-exec-charset): Likewise.
6688 (-finput-charset): Likewise.
6689 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
6690 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
6691 * c.opt (Wnormalized): New.
6693 2005-03-14 Devang Patel <dpatel@apple.com>
6695 * doc/invoke.texi: Add reference to Visibility document.
6697 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6699 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
6700 MASK_SPLIT_ADDRESSES.
6701 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6702 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
6703 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
6704 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
6705 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
6706 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
6707 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
6708 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
6709 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
6710 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
6711 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
6712 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
6713 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
6714 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
6715 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
6716 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
6717 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
6718 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
6719 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
6720 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
6721 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
6722 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
6723 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
6724 (TARGET_EXPLICIT_RELOCS): Delete.
6725 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
6726 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
6727 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6728 (override_options): Set MASK_LONG64 if -mint64 is given and no
6729 -mlongXX option is. Complain about -mint64 -mlong32.
6730 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
6731 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
6732 * config/mips/mips.opt: New file.
6734 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6736 * config.gcc (extra_options): New variable for listing option files.
6737 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
6738 * configure.ac (extra_opt_files): New AC_SUBST variable.
6739 (tm_file_list, tm_include_list): Include options.h first.
6740 * configure: Regenerate.
6741 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
6742 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
6743 (s-options-h): New rule.
6744 (options.h): Depend on it.
6745 (TEXI_GCCINT_FILES): Add options.texi.
6746 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
6747 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
6748 * target.h (gcc_target): Add default_target_flags and handle_option.
6749 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
6750 (TARGET_HANDLE_OPTION): New macros.
6751 (TARGET_INITIALIZER): Include them.
6752 * opt-functions.awk (opt_args, nth_arg): New functions.
6753 (switch_flags): Handle the "Target" flag.
6755 (var_name): Use opt_args and nth_arg.
6756 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
6757 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
6758 macros for the "Mask" and "InverseMask" options.
6759 * opts.h (cl_var_cond): New enum.
6760 (cl_option): Replace the "has_set_value" and "set_value" fields with
6761 "var_cond" and "var_value".
6762 (CL_TARGET): New macro.
6763 (option_enabled, print_filtered_help): Declare.
6764 (decode_options): Move definition.
6765 * opts.c (handle_option): Search for the original option before
6766 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
6767 var_cond and var_value fields. Use targetm.handle_option to handle
6769 (decode_options): Set target_flags to targetm.default_target_flags.
6770 (print_filtered_help): Make global. Handle CL_TARGET.
6771 (option_enabled): New function.
6772 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
6773 (display_target_options, set_target_switch, print_switch_values)
6774 (default_pch_valid_p): Guard uses of target_switches with
6775 #ifdef TARGET_SWITCHES. Also...
6776 (display_target_options): Display the CL_TARGET entries in cl_options.
6777 (set_target_option): Don't complain about the "" option when
6778 TARGET_SWITCHES is undefined.
6779 (print_switch_values): Use option_enabled.
6780 (default_pch_valid_p): Check cl_options[] when looking for something
6781 that has changed the value of target_flags.
6782 * c.opt: Remove documentation from top of file.
6783 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
6784 * doc/sourecebuild.texi: Refer to the new options documentation
6785 instead of c.opt. Document machine-specific .opt files.
6786 * doc/tm.texi (target_flags): Say that this variable is declared
6788 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6789 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6791 * doc/options.texi: New file.
6793 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6796 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
6799 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6802 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
6803 temporary variable of pointer type if an lvalues is required.
6804 (gimplify_modify_expr_rhs): Request an rvalue from it.
6805 (gimplify_expr): Pass fallback on.
6807 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6809 * cfgbuild.c: Update comments.
6811 2005-03-14 Roger Sayle <roger@eyesopen.com>
6813 PR rtl-optimization/17236
6814 * optabs.c (expand_doubleword_mult): New helper function split out
6815 from expand_binop. Permute the order in which instructions are
6816 emitted to minimize the number of simultaneously live registers.
6817 (expand_binop): Call expand_doubleword_mult to synthesize a double
6818 word multiplication.
6820 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6822 * basic-block.h: Update the prototypes of cached_make_edge and
6824 * cfg.c (cached_make_edge): Take edge_cache representing one
6825 row of the adjacency matrix of edges.
6826 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
6827 (make_edges): Initialize edge_cache to represent one row of
6828 the adjacency matrix of edges.
6830 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6832 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
6834 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
6835 Remove unused removed_phis variable.
6836 (conditional_replacement): Use build1/build2.
6837 (abs_replacement): Use last_and_only_stmt and build1/build2.
6839 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6841 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
6842 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
6843 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
6844 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
6845 * c-common.c (handle_novops_attribute): New function.
6846 (c_common_attribute_table): Add "no vops" entry.
6847 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
6848 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
6849 * tree-ssa-operands.c (get_call_expr_operands): Do not
6850 create virtual operands for calls with ECF_NOVOPS flag.
6851 * tree.h (DECL_IS_NOVOPS): New macro.
6852 (struct tree_decl): Add novops_flag.
6853 (ECF_NOVOPS): New constant.
6855 2005-03-14 Uros Bizjak <uros@kss-loka.si>
6858 * config/i386/i386.c (x86_use_himode_fiop): New.
6859 (x86_use_simode_fiop): Rename from x86_use_fiop.
6860 * config/i386/i386.h (x86_use_himode_fiop): Declare.
6861 (TARGET_USE_HIMODE_FIOP): New.
6862 (x86_use_simode_fiop): Rename from x86_use_fiop.
6863 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
6865 * config/i386/i386.md (X87MODEI12): New mode macro define.
6866 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
6867 to implement x87 FP compare with HImode input operands.
6868 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
6869 Use X87MODEI12 mode macro to handle HImode input operands.
6870 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
6871 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
6872 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
6873 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
6874 macro to implement x87 operators with HImode input operands.
6875 (fop splitters): Use X87MODEI12 mode macro to handle HImode
6878 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6880 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
6882 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
6883 constants invariant.
6885 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6887 * basic-block.h (BB_VISITED): Removed.
6888 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
6890 2005-03-14 Falk Hueffner <falk@debian.org>
6893 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
6895 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6897 * ggc-zone.c: Fix comment typos.
6899 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
6900 stringpool.c, config/mips/mips-protos.h: Update copyright.
6902 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6904 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
6905 throughout with its typedef, "rtx".
6906 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
6907 (rs6000_tls_symbol_ref_1): Remove inline keyword.
6908 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
6909 regs in comment to match code.
6911 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6913 * except.c (check_handled): Make it static.
6914 * except.h: Remove the corresponding prototype.
6916 * function.c (get_func_frame_size): Make it static.
6917 * function.h: Remove the corresponding type.
6919 * regclass.c (reg_class_superclasses, reg_class_subclasses):
6921 * hard-reg-set.h: Remove the corresponding declarations.
6923 * tree-cfg.c (verify_stmts): Check that
6924 bb_for_stmt (stmt) == bb for every PHI node and statement.
6926 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6928 * config.gcc: Remove excess indentation.
6929 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
6931 2005-03-13 Roger Sayle <roger@eyesopen.com>
6934 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
6935 * fold-const.c (fold_sign_changed_comparison): Likewise.
6936 (fold_binary): Optimize comparisons against widened operands if
6937 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
6939 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6941 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
6942 (sparc_override_options): Initialize it.
6943 (sparc_struct_value_rtx): Set it on the MEM to be returned.
6945 2005-03-13 David Edelsohn <edelsohn@gnu.org>
6947 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
6948 (reg_or_none500mem_operand): New predicate.
6949 (zero_reg_mem_operand): New predicate.
6950 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
6951 to reg_or_none500mem_operand.
6952 (extendsfdf2_fpr): Add MEM alternative.
6953 (extenddftf2_internal): Change operand2 predicate to
6954 zero_reg_mem_operand.
6956 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6958 * ggc-zone.c: Rewritten.
6960 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
6962 * configure.ac: Define GGC_ZONE for --with-gc=zone.
6963 * config.in: Regenerated.
6964 * configure: Regenerated.
6965 * gengtype.c (write_types_process_field, write_func_for_structure):
6966 Pass new argument to gt_pch_note_object.
6967 * ggc-common.c (struct ptr_data): Add TYPE.
6968 (gt_pch_note_object): Take TYPE argument and save it.
6969 (call_count): Update call to ggc_pch_count_object.
6970 (call_alloc): Update call to ggc_pch_alloc_object.
6971 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
6973 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
6974 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
6975 (ggc_alloc_zone_stat): Delete.
6976 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
6977 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
6978 (ggc_pch_alloc_object): Update prototypes.
6979 (garbage_zone): Delete.
6980 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
6981 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
6983 (tree_id_zone): New variable.
6984 (ggc_alloc_cleared_zone): Remove unused.
6985 (ggc_alloc_zone): Define.
6986 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
6987 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
6988 ggc_alloc_zone_stat.
6989 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
6990 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
6991 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
6992 (make_node_stat): Likewise. Use tree_id_zone.
6994 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6995 Joseph S. Myers <joseph@codesourcery.com>
6997 * configure.ac: Check for MIPS TLS.
6998 * configure: Regenerated.
6999 * config/mips/mips-protos.h (enum mips_symbol_type): Add
7000 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
7001 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
7002 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
7003 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
7004 (mips_classify_symbol, mips_symbolic_constant_p)
7005 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
7006 (mips_tls_operand_p, mips_call_tls_get_addr)
7007 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
7008 (mips_tls_symbol_ref_1): New functions.
7009 (mips_legitimize_address, mips_legitimize_const_move): Call
7010 mips_legitimize_tls_address.
7011 (override_options): Handle V1_REG and TLS symbols. Disable TLS
7013 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
7014 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
7015 (mips_char_to_class): Document V1_REG.
7016 (HAVE_AS_TLS): Provide default.
7017 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
7019 (load_got<mode>): Renamed from *load_got<mode>. Allow when
7021 (tls_get_tp_<mode>): New instruction.
7023 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7025 * configure.ac: Update checks for target tools.
7026 * configure: Regenerated.
7028 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
7030 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
7032 2005-03-13 Roger Sayle <roger@eyesopen.com>
7034 * expmed.c (expand_mult): Use synthetic multiplication sequences for
7035 more classes of DImode multiplication by constant. Allow both
7036 multiplication by small negative constants (by performing a
7037 multiplication by a positive constant and negating the result) and
7038 multiplications by large powers of two, by using a left shift.
7040 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
7042 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
7043 of basic blocks into work_stack.
7045 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
7046 config/mips/vr.h: Update copyright.
7048 * c-decl.c (c_init_decl_processing): Remove useless calls to
7049 build_function_type.
7051 * builtins.c (fold_trunc_transparent_mathfn,
7052 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
7053 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
7054 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
7055 fold_builtin_strcpy, fold_builtin_strncpy,
7056 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
7059 * builtins.c (expand_builtin_mathfn_3): Remove local variable
7062 * lambda-code.c (lambda_compute_auxillary_space): Remove local
7063 variable determinant.
7065 * tree-cfg.c (group_case_labels): Remove local variable type.
7067 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
7070 * tree-ssa-phiopt.c (value_replacement): Remove local variable
7073 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
7076 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
7077 (*movmemqi_insn): Delete.
7078 (*movmemhi): Delete.
7080 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
7082 * builtins.c (fold_builtin_classify): Take decomposed
7083 arguments of CALL_EXPR.
7084 (fold_builtin_1): Update a call to fold_builtin_classify.
7086 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
7089 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
7090 through into call to parser_xref_tag after parse error.
7091 (c_parser_struct_declaration): Consistently return NULL_TREE on
7094 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
7096 * tree-flow-inline.h (ref_contains_array_ref): New function.
7097 (lookup_subvars_for_var): Ditto.
7098 (get_subvars_for_var): Ditto.
7099 (var_can_have_subvars): Ditto.
7101 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
7102 (struct subvar): New type.
7104 * tree-dfa.c (okay_component_ref_for_subvars): New function.
7106 * tree-optimize.c (init_tree_optimization_passes): Call
7107 pass_create_structure_vars.
7109 * tree-ssa-alias.c: Include vec.h.
7110 (init_alias_info): Don't auto-clear call clobbered on struct-field
7112 (compute_flow_insensitive_aliasing): Handle subvars.
7113 (group_aliases): Handle STRUCT_FIELD aliases.
7114 (setup_pointers_and_addressables): Ditto.
7115 Don't mark variables non-addressable if they still have
7116 addressable subvars.
7117 Also mark subvars addressable when the real variable is marked
7119 (add_pointed_to_var): Try to prune the pointed-to set by only
7120 pointing to subvars when possible.
7121 Otherwise, make sure we set addresses_needed and pt_vars to
7122 properly include subvars.
7123 (bitpos_of_field): New function.
7124 (push_fields_onto_fieldstack): Ditto.
7125 (get_or_create_used_part_for): Ditto.
7126 (create_overlap_variables_for): Ditto.
7127 (find_used_portions): Ditto.
7128 (create_structure_vars): Ditto.
7129 (pass_create_structure_vars): New structure.
7131 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
7132 (get_expr_operands): Handle subvars. Also try to turn
7133 COMPONENT_REF accesses into must-defs now that we can accurately
7135 (note_addressable): Try to only mark as addressable those subvars
7136 we know a COMPONENT_REF touches.
7137 (overlap_subvar): New function.
7139 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
7140 Handle subvar storing.
7141 (vect_address_analysis): Update caller of vect_object_analysis.
7143 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
7145 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
7146 (STMT_VINFO_SUBVARS): New macro.
7148 * common.opts: add flag_tree_salias.
7150 * opts.c (decode_options): flag_tree_salias defaults to on.
7152 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
7154 * doc/tree-ssa.texi: Document structural alias analysis.
7156 2005-03-12 Steven Bosscher <stevenb@suse.de>
7158 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
7159 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
7160 * tree-ssa-operands.c (get_expr_operands): Likewise.
7161 (get_expr_operands): Likewise for ERROR_MARK.
7163 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7165 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
7168 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
7171 * tree-ssa-pre.c (compute_avail): Remove local variable val.
7172 (mark_operand_necessary): Remove local variable ver.
7174 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
7175 variable prefix_len.
7177 * value-prof.c (mod_subtract_transform): Remove local variable
7180 * builtins.c (fold_builtin_exponent): Take decomposed
7181 arguments of CALL_EXPR.
7182 (fold_builtin_1): Update a call to fold_builtin_exponent.
7184 * builtins.c (fold_builtin_logarithm): Take decomposed
7185 arguments of CALL_EXPR.
7186 (fold_builtin_1): Update a call to fold_builtin_logarithm.
7188 * c-decl.c (c_init_decl_processing): Remove local variables
7189 ptr_ftype_void and ptr_ftype_ptr.
7191 * gimplify.c (gimplify_expr): Remove local variables r0 and
7194 * reg-stack.c (move_for_stack_reg): Remove local variable
7196 (compare_for_stack_reg): Remove local variable flags_user.
7197 (convert_regs_1): Remove local variable deleted.
7199 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
7201 (combine_blocks): Remove local variables exits and new_e.
7203 * tree-inline.c (expand_call_inline): Remove local variable
7206 * tree-ssa-live.c (create_ssa_var_map,
7207 calculate_live_on_entry): Remove local variable snn.
7209 2005-03-12 Geoffrey Keating <geoffk@apple.com>
7211 * c-lex.c (c_lex_with_flags): Add parameter to call to
7214 2005-03-11 Per Bothner <per@bothner.com>
7216 * c-tree.h (struct c_declarator): New id_loc field.
7217 * c-pragma.h (c_lex_with_flags): Take position reference.
7218 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
7219 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
7220 (c_lex): Pass dummy location to c_lex_with_flags.
7221 * c-parser.c (c_lex_one_token): Set c_token's location using
7222 c_lex_with_flags, instead of input_location, which might be "ahead".
7223 (c_parser_direct_declarator): Set declarator's id_loc from
7225 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
7226 declarator's id_loc, rather than probably-imprecise input_location.
7227 (build_id_declarator): Initialize c_declarator's id_loc field.
7229 2005-03-11 Roger Sayle <roger@eyesopen.com>
7232 * builtins.c (expand_builtin_signbit): Force the signbit's word
7233 into an integer register to avoid SUBREGs of floating point modes.
7235 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7237 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
7238 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
7239 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
7240 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
7242 2005-03-11 David Edelsohn <edelsohn@gnu.org>
7244 PR rtl-optimization/20306
7245 * expr.c (emit_move_complex): Set try_int false if mode is
7246 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
7247 emit_block_move if try_int is true.
7249 2005-03-11 Richard Henderson <rth@redhat.com>
7252 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
7253 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
7256 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7258 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
7259 (TARGET_FIX_VR4130): New macro.
7260 (TARGET_OPTIONS): Add -mfix-vr4130.
7261 (ISA_HAS_MACCHI): New macro.
7262 (ASM_SPEC): Add -mfix-vr4130.
7263 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
7264 (override_options): Handle mips_fix_vr4130_string.
7265 (mips_avoid_hazards): Clear all_noreorder_p
7266 if we're working around VR4130 errata and the macc alternatives
7268 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
7269 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
7270 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
7271 (MULTILIB_DEFAULTS): Remove leading "march=".
7272 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
7273 if no architecture option is given.
7274 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
7276 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
7277 * doc/invoke.texi: Document -mfix-vr4130.
7279 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7281 * config/mips/mips.c (override_options): Only warn about -mint64
7282 deprecation if TARGET_INT64.
7284 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7286 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
7287 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
7288 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
7289 are non-specific regarding the nonnull parameter positions.
7290 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
7291 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
7292 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
7293 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
7295 * builtins.def: Use the non-specific "nonnull" attibute lists.
7297 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7299 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7300 single_pred_edge, single_succ, single_pred): Improve comments.
7302 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7304 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7305 single_pred_edge, single_succ, single_pred): New inline functions.
7306 * bb-reorder.c (rotate_loop, find_traces_1_round,
7307 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
7308 duplicate_computed_gotos): Use the single_succ/pred functions.
7309 * cfganal.c (forwarder_block_p): Ditto.
7310 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
7311 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
7312 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
7313 merge_seq_blocks): Ditto.
7314 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
7315 * cfglayout.c (fixup_reorder_chain): Ditto.
7316 * cfgloop.c (mark_single_exit_loops, update_latch_info,
7317 canonicalize_loop_headers, verify_loop_structure): Ditto.
7318 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
7319 mfb_update_loops, create_preheader, force_single_succ_latches,
7320 create_loop_notes): Ditto.
7321 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
7322 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
7323 commit_one_edge_insertion, purge_dead_edges,
7324 cfg_layout_can_merge_blocks_p): Ditto.
7325 * except.c (sjlj_emit_function_enter): Ditto.
7326 * flow.c (init_propagate_block_info): Ditto.
7327 * function.c (thread_prologue_and_epilogue_insns): Ditto.
7328 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
7329 insert_insn_end_bb): Ditto.
7330 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
7331 find_if_case_2): Ditto.
7332 * lambda-code.c (perfect_nestify): Ditto.
7333 * lcm.c (optimize_mode_switching): Ditto.
7334 * loop-doloop.c (doloop_modify): Ditto.
7335 * loop-init.c (loop_optimizer_init): Ditto.
7336 * loop-iv.c (simplify_using_initial_values): Ditto.
7337 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7338 * loop-unswitch.c (unswitch_loop): Ditto.
7339 * modulo-sched.c (generate_prolog_epilog): Ditto.
7340 * predict.c (combine_predictions_for_insn, estimate_probability,
7341 tree_estimate_probability, last_basic_block_p,
7342 estimate_bb_frequencies): Ditto.
7343 * profile.c (branch_prob): Ditto.
7344 * regrename.c (copyprop_hardreg_forward): Ditto.
7345 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
7346 * tracer.c (layout_superblocks): Ditto.
7347 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
7348 cfg_remove_useless_stmts_bb, cleanup_control_flow,
7349 cleanup_control_expr_graph, disband_implicit_edges,
7350 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
7351 tree_verify_flow_info, tree_make_forwarder_block,
7352 tree_forwarder_block_p, remove_forwarder_block,
7353 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
7354 * tree-if-conv.c (tree_if_conversion): Ditto.
7355 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7356 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
7357 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
7358 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
7359 copy_loop_headers): Ditto.
7360 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
7361 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
7362 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
7363 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
7364 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
7365 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
7366 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
7367 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
7368 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
7369 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
7370 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
7371 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
7372 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7373 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
7374 slpeel_add_loop_guard): Ditto.
7376 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
7378 PR tree-optimization/15784
7379 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7382 * stmt.c (expand_case): Don't change index_type. Convert minval
7385 PR tree-optimization/20130
7386 * fold-const.c (fold): Fold x * -1 into -x.
7388 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
7390 PR rtl-optimization/20331
7391 * rtlanal.c (modified_between_p): Check its address first for MEM.
7392 (modified_in_p): Likewise.
7394 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
7396 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
7398 2005-03-10 Steven Bosscher <stevenb@suse.de>
7400 * expr.c (expand_expr_real_1): If possible, use a conditional
7401 move for expanding MIN_EXPR and MAX_EXPR.
7402 Use temp for moving around rtx-en.
7404 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
7407 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
7410 2005-03-10 Roger Sayle <roger@eyesopen.com>
7412 * builtins.c (expand_builtin_signbit): Extend to handle floating
7413 point modes wider than the largest integer type, using the
7414 operand_subword_force function to obtain the signbit's word.
7416 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7419 * combine.c (try_combine): If recog_for_combine added CLOBBERs
7420 to NEWI2PAT, fail to combine if they are used by NEWPAT.
7422 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
7424 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
7426 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
7428 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
7430 (perform_edge_inserts): Unconditionally call
7431 free_dominator_info.
7433 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
7435 2005-03-10 Bob Wilson <bob.wilson@acm.org>
7437 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
7439 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
7441 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
7443 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
7445 (rtl_register_value_prof_hooks,
7446 tree_value_profile_transformations,
7447 tree_register_value_prof_hooks): Likewise.
7448 * var-tracking.c (stack_adjust_offset_pre_post,
7449 variable_htab_free, variable_union, dataflow_set_different_2,
7450 count_uses, variable_was_changed, set_frame_base_location,
7451 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
7452 vt_add_function_parameters): Likewise.
7453 * varasm.c (named_section_real, named_section, make_decl_rtl,
7454 asm_emit_uninitialised, assemble_integer, decode_addr_const,
7455 const_hash_1, compare_constant, copy_constant, force_const_mem,
7456 output_constant_pool_2, output_constant_pool_1, output_constant,
7457 output_constructor, make_decl_one_only, decl_tls_model,
7458 default_no_named_section, default_elf_select_section_1,
7459 default_unique_section_1): Likewise.
7460 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
7461 * vmsdbgout.c (addr_const_to_string): Likewise.
7464 * function.c (struct assign_parm_data_one): Remove last_named
7466 (assign_parm_find_data_types): Don't determine last_named.
7467 Reorder named_parm determination.
7468 (assign_parms): Only setup varargs on the last non-varadic
7471 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
7473 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
7474 sda base address on medium model.
7476 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
7478 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
7479 * cfgloop.c (flow_loop_nodes_find): Export.
7480 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
7482 * cfgloopmanip.c (fix_loop_structure): New function.
7483 * predict.c (predict_loops): Clean up the loops information.
7484 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
7485 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
7487 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
7488 (rewrite_into_loop_closed_ssa): Declaration changed.
7489 * tree-loop-linear.c (linear_transform_loops): Add argument to
7490 rewrite_into_loop_closed_ssa call.
7491 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7492 * tree-ssa-loop-im.c (move_computations): Ditto.
7493 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
7494 * tree-vectorizer.c (vectorize_loops): Ditto.
7495 * tree-optimize.c: Include cfgloop.h.
7496 (execute_todo): Choose whether to call cleanup_tree_cfg or
7497 cleanup_tree_cfg_loop.
7498 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
7499 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
7500 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
7501 cleanup_tree_cfg_loop call.
7502 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
7503 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
7504 work on part of cfg.
7506 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7509 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
7510 with multiple alternatives.
7512 * stmt.c (parse_output_constraint): Fix a typo.
7514 2005-03-09 Bob Wilson <bob.wilson@acm.org>
7516 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
7517 assembly directive instead of deprecated "no-generics".
7519 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
7521 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7522 for non-offsettable memory references to cope with outstanding reload
7524 * config/s390/s390.md ("reload_outti"): Call find_replacement to
7525 avoid losing outstanding address reloads.
7526 ("reload_outdi", "reload_outdf"): Likewise.
7528 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7530 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
7531 code. Add more cbrt transformations.
7533 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7535 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
7537 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7539 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
7540 NULL_TREE when a given tree is not simplified.
7541 (fold): Return the original tree when any of the functions
7542 mentioned above NULL_TREE.
7544 * fold-const.c (fold_unary, fold_binary): Take decomposed
7545 arguments, code, type, op0, and op1 in case of fold_binary.
7546 (fold): Update calls to fold_unary and fold_binary.
7548 2005-03-09 Roger Sayle <roger@eyesopen.com>
7550 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
7551 a fndecl and an arglist instead of a CALL_EXPR, exp.
7553 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7555 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
7557 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7559 * expr.c (expand_assignment): Remove orig_to_rtx.
7561 * fold-const.c (int_const_binop): Remove no_overflow.
7563 * ifcvt.c (noce_emit_move_insn): Remove inmode.
7565 * loop-iv.c (get_biv_step_1): Remove lhs.
7567 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
7569 * real.c (real_nan): Remove neg.
7571 * function.c (thread_prologue_and_epilogue_insns): Remove i
7574 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
7577 * tree-eh.c (tree_could_trap_p): Remove idx.
7579 * tree-into-ssa.c (ann): Remove ann.
7581 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
7583 * tree-sra.c (decide_block_copy): Remove inst_count.
7585 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
7587 * tree-ssa-loop-im.c (lhs): Remove.
7589 * cfgbuild.c (state, STATE, SET_STATE,
7590 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
7592 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
7593 (find_basic_blocks): Set the state of each basic block to
7596 2005-03-08 Jeff Law <law@redhat.com>
7598 * tree-cfg.c (cleanup_control_flow): If removal of a computed
7599 goto results in the removal of edges in the CFG, then we need
7600 to recompute dominators.
7602 2005-03-09 Ben Elliston <bje@au.ibm.com>
7604 * c-common.c (c_do_switch_warnings): Comment fix.
7606 2005-03-08 Julian Brown <julian@codesourcery.com>
7608 * Patch from 2005-03-08 reverted for causing regressions and
7609 ppc-darwin bootstrap failure.
7611 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
7613 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
7614 Define the real function for ppc-darwin.
7615 * c-typeck.c (convert_arguments): Check for target-specific
7616 invalid argument call to unprototyped function.
7617 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7619 * target.h (invalid_arg_for_unprototyped_fn): New field
7621 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
7622 default target hook.
7623 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
7626 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7628 * c-typeck.c (constructor_stack, constructor_range_stack,
7629 initializer_stack): Make them static.
7631 * cfg.c (rbi_pool): Make it static.
7633 * gimple-low.c (lower_stmt_body): Make it static.
7634 * tree-flow.h: Remove the corresponding prototype. Don't
7637 * sched-deps.c (cache_size): Make it static.
7639 * stor-layout.c (lang_adjust_rli): Make it static.
7641 2005-03-08 Julian Brown <julian@codesourcery.com>
7643 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7644 from being used for symbols with vague linkage when
7645 HAVE_GAS_COMDAT_GROUP is true.
7647 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
7649 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
7650 nlabel == JUMP_LABEL (jump).
7652 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7654 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
7655 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
7656 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
7657 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
7659 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
7662 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
7663 * c-common.c (handle_returns_twice): New function.
7664 (c_common_attribute_table): Declare eturns_twice' attribute.
7665 * doc/extend.texi: Document eturns_twice' attribute.
7666 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
7667 (struct tree_decl): Add returns_twice_flag.
7669 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7671 * tree-ssa-phiopt.c: Fix a comment typo.
7673 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
7674 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
7675 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
7678 2005-03-08 Richard Henderson <rth@redhat.com>
7680 * config/alpha/alpha.c (code_for_builtin): Replace special-case
7681 builtin codes with ctzdi2, clzdi2, popcountdi2.
7682 (struct alpha_builtin_def): Add is_const.
7683 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
7684 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
7685 (alpha_init_builtins): Init them. Set nothrow and const attributes
7687 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
7688 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
7689 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
7690 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
7691 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
7692 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
7693 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
7694 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
7695 (TARGET_FOLD_BUILTIN): New.
7696 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
7697 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
7699 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7701 2005-03-08 Ira Rosen <irar@il.ibm.com>
7703 PR tree-optimization/20122
7704 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7705 condition of access function instead of base.
7707 2005-03-07 Jeff Law <law@redhat.com>
7708 Steven Bosscher <stevenb@suse.de>
7710 * tree-cfg.c (find_taken_edge_computed_goto): New function.
7711 (find_taken_edge): Call find_taken_edge_computed_goto as
7712 appropriate. Allow any gimple invariant rather than just
7713 INTEGER_CST for VAL.
7714 (cleanup_control_flow): Cleanup a computed goto which has turned
7716 (tree_merge_blocks): If block B has any forced labels, move
7717 them to the start of block A.
7718 * tree-ssa-dom.c (thread_across_edge): Allow threading across
7719 computed gotos as well.
7720 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
7721 removal of unnecessary computed gotos too.
7722 (lookup_redirection_data): Fix type of INSERT argument. Callers
7725 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7727 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7728 Remove trailing spaces.
7730 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
7731 unshare_all_trees): Make them static.
7732 * tree-gimple.h: Remove the corresponding prototypes.
7734 * diagnostic.h: Remove unused prototype
7735 debug_output_buffer.
7736 * modulo-sched.c: Remove unused prototype
7737 set_row_column_for_ps.
7739 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7740 replace_phi_edge_with_variable): Remove unused variable i.
7742 2005-03-07 Per Bothner <per@bothner.com>
7744 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7746 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7749 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
7750 bbs on the COND_EXPR instead of the PHI_NODEs.
7751 (candidate_bb_for_phi_optimization): Remove.
7752 (replace_phi_with_stmt): Rename to ...
7753 (replace_phi_edge_with_variable): this and change so that we
7754 replace the phi argument instead of removing the PHI.
7755 (conditional_replacement): Change so we deal with PHI with more
7757 (value_replacement): Likewise.
7758 (abs_replacement): Likewise.
7760 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7762 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7763 output_e500_flip_gt_bit.
7765 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7767 (rs6000_generate_compare): Fix logic to look at the correct bits.
7768 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
7770 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
7771 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
7772 gen_move_from_CR_gt_bit.
7774 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
7775 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
7776 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
7778 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7779 (E500_CR_IOR_COMPARE): New constant.
7781 2005-03-08 Earl Chew <earl_chew@agilent.com>
7782 David Billinghurst <David.Billinghurst@riotinto.com>
7784 * config/i386/host-cygwin.c: New file to support precompiled
7786 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7787 * config.host: Use above files for cygwin host.
7789 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7791 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7792 ordering ops from earlier change.
7794 2005-03-07 Per Bothner <per@bothner.com>
7796 Various fixes to allow us to again build if --enable-mapped-location:
7797 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
7798 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
7799 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
7800 local variable loc. Change logic appropriately.
7801 * tree-vect-transform.c (vect_finish_stmt_generation): Use
7802 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
7803 * c-parser.c (c_parser_for_statement): Initialize loc variable.
7804 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
7805 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
7807 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
7809 PR rtl-optimization/19683
7810 * reload1.c (choose_reload_regs): Pass the number of bits, not the
7811 number of bytes, to smallest_int_for_mode. Fix arguments to
7812 REG_CANNOT_CHANGE_MODE_P.
7814 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7816 * reorg.c (relax_delay_slots): Check that the jump is
7817 conditional before trying to invert it.
7819 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7821 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
7824 * calls (stack_arg_under_construction): Make it static.
7826 * flow.c (regs_live_at_setjmp): Make it static.
7827 * flow.h: Remove the corresponding prototype.
7829 * reload1.c (reload_startobj, reload_firstobj,
7830 something_needs_operands_changed, reload_inherited,
7831 reload_inheritance_insn, reload_override_in,
7832 reload_spill_index): Make them static.
7834 * recog.c (verify_changes): Make it static.
7835 * recog.h: Remove the corresponding prototype.
7837 * cfgbuild.c (find_sub_basic_blocks): Remove.
7838 * basic-block.h: Remove the corresponding prototype.
7839 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
7841 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
7843 * tree-ssa-operands.c (check_build_stmt): Remove.
7845 * stor-layout.c (set_alignment): Remove.
7846 * tree.h: Remove the corresponding prototype.
7848 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
7850 * tree-ssa-dce.c (control_dependence_map,
7851 visited_control_parents): Make them static.
7853 * cfghooks.c (verify_flow_info): Remove local variable
7856 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
7859 * loop-unswitch.c (unswitch_loop): Remove local variable src.
7861 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
7863 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
7865 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
7867 * config/ia64/hpux.h (LINK_SPEC): Add -z.
7868 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
7869 PARALLEL for an empty structure.
7871 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7873 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
7875 * fold-const.c (fold_binary): Unroll the very first "for"
7878 2005-03-06 David Edelsohn <edelsohn@gnu.org>
7880 * config/rs6000/predicates.md (branch_comparison_operator): Remove
7881 redundant match_code test.
7882 (scc_comparison_operator): Swap match_operand and match_code
7884 (branch_positive_comparison_operator): Same.
7885 (trap_comparison_operator): Use comparison_operator and swap with
7888 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
7891 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
7892 (out_movhi_r_mr): Read low byte of volatile MEM first.
7893 (out_movhi_mr_r): Write high byte of volatile MEM first.
7895 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7897 * cselib.c (reg_values, reg_values_size): Make them static.
7899 * cse.c (cse_reg_info_table): Make it static.
7901 * fold-const.c (fold_unary): Use build1 instead of copy_node.
7903 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
7905 * cse.c (find_best_addr): Use canon_for_address.
7907 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7909 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
7910 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
7911 SUBREG and MEM, respectively.
7913 * fold-const.c (fold_binary): Use code instead of t.
7915 * fold-const.c (optimize_minmax_comparison): Take decomposed
7916 arguments code, type, op0, and op1 instead of t.
7917 (fold_binary): Update a call to optimize_minmax_comparison.
7919 * fold-const.c (fold_range_test): Take decomposed arguments
7920 code, type, op0, and op1 instead of t.
7921 (fold_binary): Update a call to fold_range_test.
7923 * fold-const.c (fold_binary_op_with_conditional_arg): Take
7924 decomposed arguments code, type, op0, and op1 instead of t.
7925 (fold_binary): Update a call to fold_range_test.
7927 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7929 * fold-const.c (fold_binary): Avoid directly using the original
7930 expression t as much as possible.
7932 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7934 * c-semantics.c (build_stmt): Use TYPE_P instead of
7935 IS_NON_TYPE_CODE_CLASS.
7936 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
7937 (NON_TYPE_CHECK): Use TYPE_P instead of
7938 IS_NON_TYPE_CODE_CLASS.
7940 * fold-const.c (fold): Remove handling of binary expressions.
7942 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
7944 * doc/c-tree.texi: Wrap comments in @r{}.
7945 * doc/cpp.texi: Likewise.
7946 * doc/cppinternals.texi: Likewise.
7947 * doc/extend.texi: Likewise.
7948 * doc/md.texi: Likewise.
7949 * doc/objc.texi: Likewise.
7950 * doc/sourcebuild.texi: Likewise.
7951 * doc/tm.texi: Likewise.
7954 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7956 * predict.c (apply_return_prediction): Standardize PHI chain
7958 * tree-ssa.c (ssa_redirect_edge): Likewise.
7960 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
7961 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
7964 * tree-phinodes.c (remove_phi_node): Drop the last argument.
7965 * tree-flow.h: Adjust the prototype for remove_phi_node.
7966 * lambda-code.c (perfect_nestify): Adjust a call to
7969 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7970 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
7972 * tree-ssa-dce.c (remove_dead_phis): Likewise.
7973 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
7974 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
7975 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
7977 * combine.c (simplify_and_const_int): Use gen_int_mode instead
7978 of GEN_INT (trunc_int_for_mode (...)).
7979 * loop-iv.c (iv_number_of_iterations): Likewise.
7980 * postreload.c (reload_cse_move2add): Likewise.
7981 * simplify-rtx.c (simplify_const_unary_operation,
7982 simplify_const_binary_operation): Likewise.
7983 * stor-layout.c (get_mode_bounds): Likewise.
7985 * fold-const.c (fold_binary): New.
7986 (fold): Call fold_binary on binary expressions.
7988 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
7990 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
7991 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
7992 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
7993 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
7994 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
7996 2005-03-04 Devang Patel <dpatel@apple.com>
7998 PR tree-optimization/18815
7999 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8000 loops with zero exit edges.
8002 2005-03-04 Devang Patel <dpatel@apple.com>
8004 * doc/invoke.texi: Remove reference to webpage that does not exist.
8006 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
8007 Joseph S. Myers <joseph@codesourcery.com>
8010 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
8011 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
8012 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
8013 * pa.c (get_plabel): Change argument to symbol_ref. Call
8014 maybe_get_identifier instead of get_identifier.
8015 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
8016 (struct deferred_plabel): Replace name field with symbol field.
8017 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
8018 ASM_OUTPUT_EXTERNAL_REAL is defined.
8019 (output_global_address): Use output_addr_const for output of all
8021 (output_deferred_plabels): Use symbol_ref instead of name for address
8023 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
8024 ASM_OUTPUT_SYMBOL_REF): New macros.
8025 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
8027 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
8030 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
8032 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
8033 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
8035 2005-03-04 Jeff Law <law@redhat.com>
8037 * basic-block.h (rediscover_loops_after_threading): Declare.
8038 * tree-ssa-dom.c: Include cfgloop.h.
8039 (tree_ssa_dominator_optimize): Discover loops and some basic
8040 properties. Remove forwarder blocks recreated by loop header
8041 canonicalization. Also mark backedges in the CFG.
8042 * tree-ssa-threadupdate.c: Include cfgloop.h
8043 (rediscover_loops_after_threading): Define.
8044 (struct local_info): New field, JUMP_THREADED.
8045 (prune_undesirable_thread_requests): New function.
8046 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
8047 then record that fact for the callers of redirct_edges.
8048 (thread_block): If BB has incoming backedges, then call
8049 prune_undesirable_thraed_requests. Note when we are
8050 going to have to rediscover loop information. Return a
8051 boolean indicating if any jumps were threaded.
8052 (thread_through_all_blocks): Bubble up boolean indicating
8053 if any jumps were threaded.
8054 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
8055 (tree-ssa-threadupdate.o): Similarly.
8057 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8059 * fold-const.c (fold_ternary): Unroll the "for" loop to
8062 2005-03-04 Andrew Haley <aph@redhat.com>
8064 * unwind-dw2-fde-glibc.c (struct
8065 unw_eh_callback_data.check_cache): New field.
8066 (frame_hdr_cache): New.
8067 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
8068 Cache frame header info.
8070 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
8072 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
8073 (print_c_condition): Declare.
8074 * read-rtl.c (ptr_loc): New structure.
8075 (ptr_locs, ptr_loc_obstack, joined_conditions)
8076 (joined_conditions_obstack): New variables.
8077 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
8078 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
8079 (join_c_conditions, print_c_condition): New functions.
8080 (apply_macro_to_string): Associate the new string with the same
8081 source location as the old one.
8082 (add_condition_to_string): Use join_c_conditions.
8083 (read_string): Use set_rtx_ptr_loc to record a filename and line
8084 number for the string.
8085 (read_rtx): Initialize the new variables above.
8086 * genattrtab.c (write_test_expr, write_attr_value): Use
8088 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
8089 comment above the GCC_VERSION check.
8090 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
8091 Inline the definition of MAYBE_EVAL.
8092 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
8093 * genoutput.c (process_template): Likewise.
8094 * genpreds.c (write_predicate_subfunction): Likewise.
8095 (write_predicate_expr): Use print_c_condition.
8096 * genrecog.c (write_cond): Likewise.
8097 * gensupport.c (process_rtx): Use join_c_conditions to join the
8098 conditions of a define_insn_and_split. Record a source location
8099 for the string after the "&&".
8100 (alter_test_for_insn): Use join_c_conditions.
8102 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
8105 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8106 PR tree-optimization/15784
8107 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8110 2005-03-04 Ben Elliston <bje@au.ibm.com>
8112 * gcc.c (option_map): Add --coverage.
8113 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
8114 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
8115 * config/darwin.h: Pass -lgcov for `coverage'.
8116 * doc/invoke.texi (Debugging Options): Document --coverage.
8118 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8120 * gcse.c (bypass_block): Use find_edge wherever possible.
8122 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
8126 * c-opts.c (c_common_parse_file): Call start_source_file
8127 and end_source_file at the approriate times.
8129 * dwarf2out.c (dwarf2out_finish): Don't auto-end
8130 the main file, it will be done for us now.
8132 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8134 * fold-const.c (fold_ternary): New.
8135 (fold): Call fold_ternary on ternary expressions. Remove
8136 handling of ternary expressions.
8138 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8140 PR tree-optimization/15784
8141 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8144 2005-03-03 David Edelsohn <edelsohn@gnu.org>
8146 * config/rs6000/predicates.md (branch_comparison_operator):
8147 Convert from C block to conditional format.
8149 2005-03-03 Jan Hubicka <jh@suse.cz>
8151 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
8152 and non-constant public variables.
8154 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
8156 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
8159 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
8162 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
8163 calls to release_ssa_name and release_phi_node.
8165 * fold-const.c (fold): Remove handling of unary expressions.
8167 * fold-const.c (fold_unary): Avoid directly using the original
8168 expression t as much as possible.
8170 2005-03-03 Roger Sayle <roger@eyesopen.com>
8171 Andrew Pinski <pinskia@physics.uc.edu>
8173 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
8174 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
8176 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
8178 Describe special registers SRP and MOF as allocatable registers.
8179 * config/cris/cris.c (cris_md_asm_clobbers): New function.
8180 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
8181 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
8182 TARGET_HAS_MUL_INSNS.
8183 (cris_print_operand) <case 'd'>: New case.
8184 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
8185 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
8187 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
8188 (REG_ALLOC_ORDER): Update for MOF.
8189 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
8191 (GENERAL_REGS): No longer a define of ALL_REGS.
8192 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
8193 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8195 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
8196 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
8197 (SECONDARY_RELOAD_CLASS): Define.
8198 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
8199 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
8200 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
8201 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
8202 (REGISTER_MOVE_COST): Define.
8203 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
8204 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
8205 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
8206 (CRIS_MOF_REGNUM): New define_constants.
8207 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
8209 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
8211 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
8212 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
8213 Adjust for MOF being properly described as a register.
8214 (indir_to_reg_split): Name this split. Conditionalize on the
8215 destination register being a general register.
8216 (movei): Conditionalize on on operands 0 and 1 having the same
8219 2005-03-03 Alan Modra <amodra@bigpond.net.au>
8222 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
8223 -mcpu to override any other explicitly given flags.
8225 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
8227 * recog.c (verify_changes, confirm_change_group): New functions,
8228 broken out of apply_change_group.
8229 (apply_change_group): Use them.
8230 * recog.h (verify_change, confirm_change_group): Declare.
8231 * rtl.h (redirect_jump_2): Declare.
8232 * jump.c (redirect_exp, invert_exp): Delete.
8233 (invert_exp_1): Take second parameter. Return value. Changed caller.
8234 (redirect_jump_2): New function, broken out of redirect_jump.
8235 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
8236 (invert_jump): Use invert_jump_1 and redirect_jump_2.
8237 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
8239 2005-03-02 Geoffrey Keating <geoffk@apple.com>
8241 * varasm.c (named_section): Use xstrdup rather than doing it by
8244 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
8246 2005-03-02 Devang Patel <dpatel@apple.com>
8248 Undo PR tree-optimization/18815 fix.
8250 2005-03-02 Devang Patel <dpatel@apple.com>
8252 PR tree-optimization/18815
8253 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8254 loops with zero exit edges.
8256 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8258 * cfg.c (connect_src, connect_dest, disconnect_src,
8259 disconnct_dest): New.
8260 (unchecked_make_edge, remove_edge, redirect_edge_succ,
8261 redirect_edge_pred): Use the new functions.
8263 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8264 free_dominance_info only when needed.
8266 2005-03-02 David Edelsohn <edelsohn@gnu.org>
8269 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
8270 (reg_or_sub_cint64_operand): Same.
8272 2005-03-02 Jeff Law <law@redhat.com>
8274 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
8275 CFG_ALTERED in the main DOM iteration loop.
8277 2005-03-02 Mark Mitchell <mark@codesourcery.com>
8280 * varasm.c (initializer_constant_valid_p): Allow conversions
8281 between OFFSET_TYPEs. Tidy.
8283 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
8285 * config/cris/cris.md ("return"): Remove epilogue delay list
8288 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
8290 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
8292 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
8294 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8296 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
8297 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
8298 config/m68k/m68k.c, config/mips/mips.h,
8299 config/rs6000/rs6000-protos.h, doc/contrib.texi,
8300 doc/include/gcc-common.texi: Update copyright.
8302 PR middle-end/18029 and PR middle-end/18030
8303 * expr.c (optimize_bitfield_assignment_op): Add a special case
8304 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
8306 * fold-const.c (fold_unary): New.
8307 (fold): Call fold_unary on unary expressions.
8309 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
8311 * cgraph.h (struct cgraph_edge): Add prev_caller and
8313 (cgraph_node_remove_callees): Export.
8314 * cgraph.c (cgraph_create_edge): Initialize prev_caller
8316 (cgraph_edge_remove_callee): New function.
8317 (cgraph_edge_remove_caller): Likewise.
8318 (cgraph_remove_edge): Use.
8319 (cgraph_redirect_edge_callee): Likewise.
8320 (cgraph_node_remove_callees): New function.
8321 (cgraph_node_remove_callers): Likewise.
8322 (cgraph_remove_node): Use.
8323 * tree-optimize.c (tree_rest_of_compilation): Use
8324 cgraph_node_remove_callees instead of manual loop.
8325 * cgraphunit.c (cgraph_finalize_function): Likewise.
8326 (cgraph_expand_function): Likewise.
8327 (cgraph_remove_unreachable_nodes): Likewise.
8329 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
8332 * c-tree.h (undeclared_variable, build_external_ref): Add extra
8334 * c-decl.c (undeclared_variable): Take location as argument.
8335 * c-typeck.c (build_external_ref): Likewise.
8336 * c-parser.c (c_parser_postfix_expression): Pass location of
8337 identifier to build_external_ref.
8339 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8341 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
8342 CCEQ mode for branch_positive_comparison_operator test.
8343 * config/rs6000/predicates (branch_comparison_operator): Revert to
8345 (scc_comparison_operator): Same.
8346 (branch_positive_comparison_operator): Same.
8348 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
8350 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
8351 (cris_delay_slots_for_epilogue): Remove.
8352 (save_last): Move into cris_target_asm_function_epilogue.
8353 (cris_target_asm_function_epilogue): Remove tests for file being
8355 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
8356 (cris_delay_slots_for_epilogue): Remove prototypes.
8357 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
8358 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
8360 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8362 * config/rs6000/predicates.md (branch_comparison_operator): Change
8363 to define_special_predicate.
8364 (scc_comparison_operator): Same.
8365 (branch_positive_comparison_operator): Same.
8367 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
8369 * Makefile.in (tree-ssa-sink.o): New.
8370 (OBJS-common): Add tree-ssa-sink.o.
8371 * common.opt: Add -ftree-sink
8372 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
8373 * timevar.def (TV_TREE_SINK): new timevar.
8374 * tree-flow.h (is_hidden_global_store): Prototype.
8375 * tree-optimize.c (init_tree_optimization_passes): Add
8377 * tree-pass.h (pass_sink_code): New.
8378 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
8379 for non-obvious global store store to is_hidden_global_store, and
8380 call that new function.
8381 * tree-ssa-sink.c: New file.
8382 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
8383 * doc/passes.texi: Document forward store motion.
8384 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
8385 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
8386 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
8387 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
8389 2005-03-01 Per Bothner <per@bothner.com>
8391 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
8392 and we have a non-zero column-number, add it to the message.
8393 Also factor out the diagnostic_kind_text.
8395 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8397 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
8398 flow_loop_pre_header_scan, flow_loop_pre_header_find,
8399 flow_loop_scan): Removed.
8400 (flow_loop_dump): Do not dump removed fields.
8401 (flow_loop_free): Do not free removed fields.
8402 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
8403 (loop_exit_edge_p): New function.
8404 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
8405 num_pre_header_edges, entry_edges, num_entries, exit_edges,
8406 num_exits, exits_doms.
8407 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
8408 LOOP_EDGES, LOOP_ALL): Removed.
8409 (flow_loop_scan): Declaration removed.
8410 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
8411 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
8413 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
8414 (if_convert): Call flow_loops_find and flow_loops_free
8415 when calling mark_loop_exit_edges.
8416 * cfgloopanal.c (mark_loop_exit_edges): Moved from
8417 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
8418 free_dominance_info calls.
8419 * loop-init.c (flow_loops_find): Ditto.
8420 * passes.c (rest_of_handle_branch_prob): Ditto.
8421 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
8422 * loop-unroll.c (analyze_insns_in_loop): Do not use
8424 * predict.c (predict_loops): Do not call flow_loop_scan.
8425 Use get_loop_exit_edges.
8426 (tree_estimate_probability): Do not pass flags to flow_loops_find.
8427 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
8428 Do not use EDGE_LOOP_EXIT.
8429 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
8430 to bb_with_exit_edge_p.
8431 (if_convertible_loop_p): Do not call flow_loop_scan. Use
8432 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
8433 to bb_with_exit_edge_p.
8434 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
8436 * tree-loop-linear.c (linear_transform_loops): Do not call
8437 flow_loop_scan. Use loop->single_exit.
8438 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
8439 (vect_analyze_loop_form): Do not call flow_loop_scan.
8440 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
8442 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
8444 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
8445 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8446 slpeel_tree_duplicate_loop_to_edge_cfg,
8447 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
8448 Use loop_preheader_edge and loop->single_exit. Do not call
8451 2005-03-01 Nick Clifton <nickc@redhat.com>
8453 * config/arm/arm.c (thumb_find_work_register): Check all of the
8454 argument registers to see if they are free, and a couple of
8455 special cases where the last argument register but can be proved
8456 to be available during the function's prologue.
8457 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
8458 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
8459 thumb_unexpanded_epilogue): Use unsigned long as the type for the
8461 (thumb_compute_save_reg_mask): Likewise. Also use
8462 thumb_find_work_register() to ensure that there is agreement about
8463 which work register is going to be used in the prologue.
8464 (thumb_output_function_prologue): Use unsigned long as the type
8465 for the register bit-mask. Also delay pushing the link register if
8466 other high registers are going to be pushed.
8467 (thumb_compute_save_reg_mask, emit_multi_reg_push,
8468 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
8469 redundant prototypes.
8471 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
8474 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
8475 and after reload in REG+REG indexed addresses without REG_POINTER
8476 set in the base and not set in the index.
8478 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8480 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
8481 Don't undefine here.
8482 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
8483 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
8484 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8485 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
8486 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
8488 * config.gcc (sh*-*-linux*): Use config/linux.h.
8490 2005-02-28 Dale Johannesen <dalej@apple.com>
8491 Stan Shebs <shebs@apple.com>
8493 Rewrite of 64-bit Darwin structure-by-value pass/return.
8494 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
8495 intoffset, use_stack, named.
8496 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
8497 (rs6000_darwin64_record_arg_advance_flush): New.
8498 (rs6000_darwin64_record_arg_advance_recurse): New.
8499 (rs6000_darwin64_record_arg_flush): New.
8500 (rs6000_darwin64_record_arg_recurse): New.
8501 (rs6000_darwin64_record_arg): New.
8502 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
8503 (function_arg_boundary): Handle 128-bit aligned structs.
8504 (function_arg_advance): Rewrite darwin64 struct handling.
8505 (function_arg): Call rs6000_darwin64_record_arg.
8506 (function_arg_partial_nregs): Handle darwin64 structs.
8507 (rs6000_darwin64_function_value): Remove.
8508 (rs6000_function_value): Call rs6000_darwin64_record_arg.
8510 2005-02-28 Roger Sayle <roger@eyesopen.com>
8512 PR tree-optimization/20216
8513 * tree-chrec.c (tree_fold_factorial): Delete.
8514 (tree_fold_binomial): Change argument list to take a return type
8515 and change the type of K to unsigned int. Rewrite to avoid explicit
8516 evaluation of factorials, and (recursively) calling fold to perform
8517 compile-time arithmetic. Return NULL on (internal) overflow.
8518 (chrec_evaluate): Change type of K to an unsigned int. Avoid
8519 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
8520 if any intermediate calculation overflows.
8521 (chrec_apply): Update call to chrec_evaluate.
8523 2005-02-28 James E Wilson <wilson@specifixinc.com>
8525 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
8527 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
8530 * c-parser.c (c_parser_compound_statement): Return error_mark_node
8531 instead of NULL_TREE on error.
8533 2005-02-28 David Edelsohn <edelsohn@gnu.org>
8535 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
8536 (EASY_VECTOR_15_ADD_SELF): Remove.
8537 (num_insns_constant_wide): Not static.
8538 (validate_condition_mode): Not static.
8539 (toc_relative_expr_p): Not static.
8540 (legitimate_indirect_address_p): Not static.
8541 (macho_lo_sum_memory_operand): Not static.
8542 (invalid_e500_subreg): Not static.
8543 (easy_vector_same): Not static.
8544 (easy_vector_splat_const): Not static.
8545 (RS6000_SYMBOL_REF_TLS_P): Remove.
8546 (any_operand): Delete.
8547 (any_parallel_operand): Delete.
8548 (count_register_operand): Delete.
8549 (altivec_register_operand): Delete.
8550 (xer_operand): Delete.
8551 (s8bit_cint_operand): Delete.
8552 (short_cint_operand): Delete.
8553 (u_short_cint_operand): Delete.
8554 (non_short_cint_operand): Delete.
8555 (exact_log2_cint_operand): Delete.
8556 (gpc_reg_operand): Delete.
8557 (cc_reg_operand): Delete.
8558 (cc_reg_not_cr0_operand): Delete.
8559 (reg_or_short_operand): Delete.
8560 (reg_or_neg_short_operand): Delete.
8561 (reg_or_aligned_short_operand): Delete.
8562 (reg_or_u_short_operand): Delete.
8563 (reg_or_cint_operand): Delete.
8564 (reg_or_arith_cint_operand): Delete.
8565 (reg_or_add_cint64_operand): Delete.
8566 (reg_or_sub_cint64_operand): Delete.
8567 (reg_or_logical_cint_operand): Delete.
8568 (got_operand): Delete.
8569 (got_no_const_operand): Delete.
8570 (easy_fp_constant): Delete.
8571 (easy_vector_constant): Delete.
8572 (easy_vector_constant_add_self): Delete.
8573 (zero_constant): Delete.
8574 (zero_fp_constant): Delete.
8575 (volatile_mem_operand): Delete.
8576 (offsettable_mem_operand): Delete.
8577 (mem_or_easy_const_operand): Delete.
8578 (add_operand): Delete.
8579 (non_add_cint_operand): Delete.
8580 (logical_operand): Delete.
8581 (non_logical_cint_operand): Delete.
8582 (mask_operand): Delete.
8583 (mask_operand_wrap): Delete.
8584 (mask64_operand): Delete.
8585 (mask64_2_operand): Delete.
8586 (and64_operand): Delete.
8587 (and64_2_operand): Delete.
8588 (and_operand): Delete.
8589 (reg_or_mem_operand): Delete.
8590 (lwa_operand): Delete.
8591 (symbol_ref_operand): Delete.
8592 (call_operand): Delete.
8593 (current_file_function_operand): Delete.
8594 (input_operand): Delete.
8595 (rs6000_nonimmediate_operand): Delete.
8596 (rs6000_tls_symbol_ref): Delete.
8597 (save_world_operation): Delete.
8598 (restore_world_operation): Delete.
8599 (load_multiple_operation): Delete.
8600 (store_multiple_operation): Delete.
8601 (vrsave_operation): Delete.
8602 (mfcr_operation): Delete.
8603 (mtcrf_operation): Delete.
8604 (lmw_operation): Delete.
8605 (stmw_operation): Delete.
8606 (branch_comparison_operator): Delete.
8607 (branch_positive_comparison_operator): Delete.
8608 (scc_comparison_operator): Delete.
8609 (trap_comparison_operator): Delete.
8610 (boolean_operator): Delete.
8611 (boolean_or_operator): Delete.
8612 (min_max_operator): Delete.
8613 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
8614 (EASY_VECTOR_15): Moved to here.
8615 (EASY_VECTOR_15_ADD_SELF): Move to here.
8616 (PREDICATE_CODES): Delete.
8617 * config/rs6000/rs6000-protos.h: Delete predicate functions.
8618 Declare functions no longer static.
8619 * config/rs6000/predicates.md: New.
8620 * config/rs6000/rs6000.md: Include predicates.md
8622 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
8624 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
8625 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
8627 * cfgrtl.c (need_fake_edge_p): Likewise.
8628 * combine.c (distribute_notes): Likewise.
8629 * emit-rtl.c (try_split): Likewise.
8630 * recog.c (peephole2_opimize): Likewise.
8631 * reg-notes.def (ALWAYS_RETURN): Remove.
8632 * rtl.h (LCT_ALWAYS_RETURN): Remove.
8633 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
8634 * tree.h (ECF_ALWAYS_RETURN): Remove.
8636 2005-02-28 Roger Sayle <roger@eyesopen.com>
8639 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
8640 between different machine modes is never a "useless" conversion.
8642 2005-02-28 Geert Bosch <bosch@gnat.com>
8645 * doc/contrib.texi: List contributors for Ada front end
8647 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8649 * simplify-rtx.c (simplify_unary_operation_1,
8650 simplify_const_unary_operation): New, extracted from...
8651 (simplify_unary_operation): ... this one.
8652 (simplify_binary_operation_1,
8653 simplify_const_binary_operation): New, extracted from...
8654 (simplify_binary_operation): ... this one.
8655 * rtl.h (simplify_const_unary_operation,
8656 simplify_const_binary_operation): Add prototypes.
8658 2005-02-28 Julian Brown <julian@codesourcery.com>
8660 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
8661 building libjava and caused PR regression/20228.
8663 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8666 * Makefile.in (host_subdir): New.
8667 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8668 * configure: Regenerate.
8670 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8672 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
8673 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
8674 installation directory first.
8676 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8679 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
8680 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
8681 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
8682 * config/cris/cris.md: Tweak comments referring to Q.
8683 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
8684 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
8685 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
8686 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
8687 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
8688 Insert spaces in constraints to align alternatives vertically for
8690 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8693 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8695 PR rtl-optimization/17728
8696 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
8697 operand 0 from general_operand to move_dest_operand.
8699 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8701 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
8702 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
8703 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
8704 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
8706 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8708 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
8709 * configure: Regenerate.
8710 * libada-mk.in: Remove CC; rename
8711 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
8713 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8716 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
8717 for the lhs, also walk over the tree. Likewise for rhs.
8719 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8721 * tree-ssa-dom.c (simple_iv_increment_p): New function.
8722 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
8723 Do not propagate value of iv before increment over the increment.
8725 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8727 * c-parser.c: New file.
8728 * c-parse.in: Remove.
8729 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
8731 (c-parser.o): Add dependencies.
8732 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
8733 maintainer-clean, TAGS): Update.
8734 * c-config-lang.in (gtfiles): Update.
8735 * gengtype-lex.l: Don't handle "@@".
8736 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
8737 objc_build_synchronized, objc_begin_try_stmt,
8738 objc_begin_catch_clause, objc_finish_catch_clause,
8739 objc_build_finally_clause, objc_finish_try_stmt): New.
8740 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
8742 (c_parse_init): Update comment.
8743 * c-decl.c (c_init_decl_processing): Update comment.
8744 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
8745 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
8746 new c_declspecs members.
8748 2005-02-25 Julian Brown <julian@codesourcery.com>
8750 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8751 from being used for symbols with vague linkage when
8752 HAVE_GAS_COMDAT_GROUP is true.
8754 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8756 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8758 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8761 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
8762 (LIBGCC2_HAS_DF_MODE): New.
8763 (LIBGCC2_HAS_XF_MODE): New.
8764 (LIBGCC2_HAS_TF_MODE): New.
8765 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8766 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8767 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8768 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8769 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
8770 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
8771 and add _fixtfdi, _fixunstfdi, _floatditf
8772 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
8773 L_fixunstfdi, L_floatditf.
8774 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
8775 (LIBGCC2_HAS_TF_MODE): Define.
8777 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8779 PR tree-optimization/20204
8780 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
8781 REWRITE_THIS_STMT markers on PHI nodes.
8782 (rewrite_initialize_block): Likewise.
8784 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8786 * version.c (version_string): Update to 4.1.
8788 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8790 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8791 Clarify that the alternative way doesn't work in GNU C++.
8793 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8795 PR tree-optimization/19937
8796 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
8797 to the type of the induction variable.
8799 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
8801 PR rtl-optimization/20117
8802 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
8803 the block including noncopyable insn.
8805 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8807 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
8808 calls to find_reg_note.
8810 2005-02-24 Richard Henderson <rth@redhat.com>
8813 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
8816 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
8818 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
8819 vector types if to use base reg for misaligned non-word ld/std.
8821 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8824 * config/cris/cris.c (cris_target_asm_function_prologue): Create
8825 dwarf2 label manually and put it after, not before the prologue.
8827 2005-02-24 David Edelsohn <edelsohn@gnu.org>
8830 * reload.c (operands_match_p): Only increment register number for
8831 SCALAR_INT_MODE_P modes in multiple hard registers.
8833 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
8836 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8838 * ChangeLog.5: Fix log message typo(s).
8839 * ChangeLog.7: Likewise.
8840 * ChangeLog.tree-ssa: Likewise.
8841 * cfgexpand.c: Fix comment typo(s).
8842 * conflict.c: Likewise.
8843 * defaults.h: Likewise.
8844 * dwarf2out.c: Likewise.
8846 * ggc-page.c: Likewise.
8847 * tree-eh.c: Likewise.
8848 * tree-ssa-dom.c: Likewise.
8850 2005-02-24 Jakub Jelinek <jakub@redhat.com>
8853 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
8854 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
8855 if SHARED is defined.
8858 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
8859 allow splitting only if operands 0 and 3 don't overlap.
8861 2005-02-24 Richard Henderson <rth@redhat.com>
8864 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
8865 (fold_builtin_1): Call them.
8866 * fold-const.c (fold_complex_mult_parts): Split out from ...
8867 (fold_complex_mult): ... here. Fix typo in both imaginary case.
8868 (fold_complex_div_parts, fold_complex_div): New.
8870 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
8872 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8874 * tree-ssa-ccp.c (visit_assignment): Verify that result of
8875 VIEW_CONVERT_EXPR is_gimple_min_invariant.
8877 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
8878 (print_node): Likewise.
8879 Print TYPE_SIZES_GIMPLIFIED.
8881 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8883 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
8884 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
8885 operands as commutative in constraints.
8887 2005-02-24 Diego Novillo <dnovillo@redhat.com>
8889 * tree-into-ssa.c: Re-organize internal functions.
8891 2005-02-24 Richard Henderson <rth@redhat.com>
8894 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
8896 * common.opt (fcx-limited-range): New.
8897 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
8898 * toplev.c (flag_complex_method): Initialize to 1.
8899 (process_options): Set flag_complex_method to 0 if
8900 flag_cx_limited_range.
8901 * doc/invoke.texi (-fcx-limited-range): New.
8903 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8905 * cse.c (delete_trivially_dead_insns): Speed up by using
8906 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
8909 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
8911 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
8912 functions when -mid-shared-library is being used.
8914 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8916 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
8917 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
8918 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
8919 * system.h: Poison LINK_LIBGCC_SPECIAL.
8921 2005-02-23 James E Wilson <wilson@specifixinc.com>
8923 * gengtype.c (note_insn_name): Make 1 element larger.
8925 2005-02-23 Roger Sayle <roger@eyesopen.com>
8928 PR rtl-optimization/20097
8929 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8930 BImode SUBREGs of SImode registers which confuse the ia64 backend.
8932 2005-02-23 David Edelsohn <edelsohn@gnu.org>
8934 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
8935 * t-aix52 (SHLIB_INSTALL): Same.
8937 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
8939 * genpreds.c: Update copyright.
8941 2005-02-23 Michael Beach <michaelb@ieee.org>
8944 * config/sparc/t-elf (startup files): Assemble with CPP.
8946 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
8948 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
8949 (write_predicate_expr): Likewise.
8951 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8953 PR tree-optimization/20100
8954 PR tree-optimization/20115
8955 * tree-optimize.c (init_tree_optimization_passes): Remove
8956 pass_maybe_create_global_var.
8957 * tree-pass.h (pass_maybe_create_global_var): Remove.
8958 * tree-ssa-alias.c (aliases_computed_p): Declare.
8959 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
8960 (count_calls_and_maybe_create_global_var): Remove.
8961 (pass_maybe_create_global_var): Remove.
8962 (init_alias_info): Do not declare aliases_computed_p.
8963 (maybe_create_global_var): If the function contains no
8964 call-clobbered variables and a mix of pure/const and regular
8965 function calls, create .GLOBAL_VAR.
8966 Mark all call-clobbered variables for renaming.
8967 (merge_pointed_to_info): Update comment.
8968 (add_pointed_to_var): Likewise.
8969 (is_escape_site): Likewise.
8970 Accept struct alias_info * instead of size_t *.
8972 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
8974 * tree-ssa-operands.c (get_call_expr_operands): If
8975 ALIASES_COMPUTED_P is false, do not add call-clobbering
8977 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
8978 (delete_tree_ssa): Likewise.
8980 2005-02-22 James E Wilson <wilson@specifixinc.com>
8982 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
8983 (do_compile): Do call it here.
8985 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8987 PR rtl-optimization/20017.
8988 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
8989 rest_of_handle_cse2, rest_of_handle_gcse): Call
8990 delete_dead_jumptables immediately before calling cleanup_cfg.
8992 2005-02-22 Devang Patel <dpatel@apple.com>
8995 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
8998 2005-02-22 David Edelsohn <edelsohn@gnu.org>
9000 * config/rs6000/aix.h (WINT_TYPE): Define.
9002 2005-02-22 Stan Shebs <shebs@apple.com>
9004 * config/rs6000/rs6000.c (rs6000_override_options): Default to
9005 natural alignment for 64-bit Darwin.
9006 (rs6000_parse_alignment_option): Warn about uses of -malign-power
9008 * doc/invoke.texi: Document this.
9010 2005-02-22 DJ Delorie <dj@redhat.com>
9012 * c-common.c (c_common_type_for_mode): Pass the mode's precision
9013 to make_[un]signed_type, not the mode itself.
9015 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
9017 * cfg.c (cached_make_edge): Call make_edge if edge cache is
9018 not available. Use tail calls wherever possible.
9019 (make_edge): Call unchecked_make_edge to create an edge.
9021 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
9022 (coalesce_ssa_name): Don't check for
9023 SSANORM_USE_COALESCE_LIST.
9024 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
9026 2005-02-22 Diego Novillo <dnovillo@redhat.com>
9028 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
9029 (rewrite_into_ssa): ... here.
9031 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
9033 PR tree-optimization/19786
9034 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
9035 tag to another's may-alias bitmap when adding to the other's list.
9037 2005-02-21 DJ Delorie <dj@redhat.com>
9039 * tree-ssa-loop-ivopts.c (computation_cost): Start register
9040 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
9041 registers in unsupported ways.
9042 * expmed.c (init_expmed): Likewise.
9044 2005-02-21 Stan Cox <scox@redhat.com>
9046 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
9048 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
9050 * tree-cfg.c (fold_cond_expr_cond): New.
9051 (make_edges): Call fold_cond_expr_cond.
9052 (find_taken_edge): Accept nothing but INTEGER_CST.
9053 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
9055 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
9057 * flow.c (delete_dead_jumptables): Speed up by scanning insns
9058 that do not belong to any basic block.
9060 2005-02-21 Jeff Law <law@redhat.com>
9062 * cfganal.c (find_unreachable_blocks): Manually CSE load of
9065 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
9067 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
9068 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
9069 Adjust their definitions.
9070 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
9071 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
9073 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
9074 genautomata.c, langhooks.c, langhooks.h, system.h,
9075 config/arm/lib1funcs.asm: Update copyright.
9077 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9079 * dbxout.c (dbxout_function_end): Emit Lscope label always.
9081 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
9084 * doc/install.texi: Document --with-gc.
9086 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
9088 * simplify-rtx.c (simplify_unary_operation): Add a missing
9091 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9093 PR tree-optimization/18663
9094 * tree-ssa-dom.c (extract_range_from_cond): Return 0
9095 if the type has variable bounds.
9097 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
9099 * gcse.c: Remove an obsolete comment.
9101 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
9103 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
9105 * doc/extend.texi (Function Attributes) <Attribute const>: The
9106 attribute "pure" is below this text, not above.
9108 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9110 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
9111 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
9112 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
9114 2005-02-20 Zack Weinberg <zack@codesourcery.com>
9117 * langhooks.h (struct lang_hooks): Add to_target_charset.
9118 * langhooks.c (lhd_to_target_charset): New function.
9119 * langhooks-def.h: Declare lhd_to_target_charset.
9120 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
9121 (LANG_HOOKS_INITIALIZER): Update.
9122 * c-common.c (c_common_to_target_charset): New function.
9123 * c-common.h: Declare it.
9124 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
9125 c_common_to_target_charset.
9127 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
9128 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
9130 * system.h: Poison them.
9131 * doc/tm.texi: Don't discuss them.
9132 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
9133 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
9134 (pp_c_char): Do not attempt to generate letter escapes for
9136 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
9137 * config/mips/mips.c (mips_output_ascii): Likewise.
9139 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
9141 PR tree-optimization/19951
9142 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
9145 2005-02-19 Steven Bosscher <stevenb@suse.de>
9148 * function.h (struct function): New field `max_loop_depth'.
9149 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
9150 (flow_loops_find): Reset the max loop depth count before finding loops.
9151 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
9152 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
9153 (calculate_global_regs_live): Make sure the loop will terminate
9154 when the initial sets are not empty.
9156 2005-02-19 Zack Weinberg <zack@codesourcery.com>
9158 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
9160 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
9162 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
9165 * doc/invoke.texi: Remove documentation of %M spec.
9167 (init_spec): Remove %M suffix from -lgcc_s.
9168 (do_spec_1): Remove 'M' case.
9169 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
9170 to put shared libraries in the multilib directory. Remove the
9171 shlib_so_soname substitution variable. Don't add a multilib encoding
9172 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
9173 reported by -print-multi-os-directory. Pass @multilib_dir@ to
9174 SHLIB_INSTALL as well as SHLIB_LINK.
9175 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
9176 (SHLIB_NAME): Delete.
9177 (SHLIB_DIR): New macro.
9178 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
9179 (SHLIB_INSTALL): Adjust accordingly.
9180 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
9181 * config/t-slibgcc-sld: Likewise.
9182 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
9183 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
9184 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
9186 (SHLIBUNWIND_INSTALL): Adjust accordingly.
9187 * config/i386/t-nwld (SHLIB_SONAME): Delete.
9188 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
9189 Use @shlib_base_name@ instead of @shlib_so_name@.
9190 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
9191 and @shlib_base_name@.so in @multilib_dir@.
9192 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
9193 to the install path.
9194 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
9195 (SHLIB_LINK): Remove previous workaround.
9196 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
9197 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
9198 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
9200 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
9201 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
9202 (SHLIB_INSTALL): Adjust accordingly.
9203 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
9204 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
9205 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
9206 config/t-slibgcc-elf-ver.
9208 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
9209 Jakub Jelinek <jakub@redhat.com>
9211 PR tree-optimization/19828
9212 * tree-ssa-loop-im.c: Add a TODO comment.
9213 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
9214 without side-effects.
9216 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9218 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
9221 2005-02-18 James E. Wilson <wilson@specifixinc.com>
9223 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
9224 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
9225 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
9227 (ia64_reorg): Delete fixup_errata call.
9228 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
9229 (TARGET_SWITCHES): Delete -mb-step entry.
9231 2005-02-19 Jakub Jelinek <jakub@redhat.com>
9234 * c-typeck.c (composite_type): Handle quals in transparent unions.
9235 (type_lists_compatible_p): Likewise.
9237 2005-02-18 Stan Shebs <shebs@apple.com>
9239 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
9240 expressions in the .literal8 section.
9242 2005-02-18 Geoffrey Keating <geoffk@apple.com>
9244 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
9246 2005-02-18 Roger Sayle <roger@eyesopen.com>
9248 * fold-const.c (constant_boolean_node): Always create values of the
9249 specified type, don't bother calling truthvalue_conversion.
9251 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9253 * except.c (output_function_exception_table): Call
9254 assemble_external_libcall (eh_personality_libfunc).
9256 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9259 * config/ia64/ia64.h (struct machine_function): Add state_num.
9260 * config/ia64/ia64.c (process_epilogue,
9261 process_for_unwind_directive): Use new unwind state numbers each
9262 time rather than state 1.
9264 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9267 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
9268 before the "*llgt_didi" pattern.
9270 2005-02-18 Jason Merrill <jason@redhat.com>
9272 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
9274 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
9276 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
9277 (div0): Use it in place of ARM_FUNC_ALIAS.
9278 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
9280 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
9283 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
9284 access, the lower bound of the array type if it exists.
9286 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
9289 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
9290 cases that are out-of-range for the index type.
9292 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9294 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
9295 (estimate_case_costs): Don't call convert.
9296 * expmed.c (expand_shift): Likewise.
9297 (make_tree): Call fold_convert instead of convert.
9299 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9302 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
9303 that ref to be marked MEM_READONLY_P doesn't have base that needs
9306 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9308 * genautomata.c (output_get_cpu_unit_code_func,
9309 output_cpu_unit_reservation_p): Don't generate old-style function
9312 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9315 PR tree-optimization/20009
9316 * convert.c (convert_to_integer): Revert 2005-02-16 change.
9318 PR tree-optimization/18947
9319 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
9320 inline, remove all nodes that are inlined into the extern inline
9323 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9325 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
9326 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
9327 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
9328 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
9331 2005-02-17 Roger Sayle <roger@eyesopen.com>
9333 PR tree-optimization/19917
9334 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
9335 to be potentially trapping.
9337 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9339 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
9341 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
9343 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
9344 tem becomes a local variable which is set to the value of the
9345 back end defined INITIAL_FRAME_ADDRESS macro.
9346 (expand_builtin_frame_address): Omit the base parameter to
9347 expand_builtin_return_addr.
9348 (expand_builtin_profile_func): Likewise.
9349 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
9350 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
9351 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
9353 2005-02-17 Jakub Jelinek <jakub@redhat.com>
9355 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
9356 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
9357 * config/frv/frv.c (frv_function_epilogue): Likewise.
9359 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
9361 * lambda-code (perfect_nestify): Remove mark/unmark
9363 * tree-loop-linear.c (linear_transform_loops): Add
9364 rewrite_into_ssa call so that ssa is correct for
9365 rewriting into loop closed.
9367 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
9369 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
9370 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
9372 * bt-load.c (btr_def_live_range, combine_btr_defs,
9373 migrate_btr_def, migrate_btr_defs): Likewise.
9374 * cfgcleanup.c (thread_jump): Likewise.
9375 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
9376 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
9377 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
9378 df_rd_local_compute, df_reg_info_compute): Likewise.
9379 * dominance.c (init_dom_info, free_dom_info): Likewise.
9380 * flow.c (init_propagate_block_info,
9381 free_propagate_block_info): Likewise.
9382 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
9383 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
9384 modify_reg_pav): Likewise.
9385 * loop-invariant.c (find_defs, find_invariant_insn,
9386 find_invariants, free_inv_motion_data): Likewise.
9387 * predict.c (tree_predict_by_opcode,
9388 estimate_bb_frequencies): Likewise.
9389 * stmt.c (expand_case): Likewise.
9390 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
9391 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
9392 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
9393 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
9394 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
9395 rewrite_ssa_into_ssa): Likewise.
9396 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9397 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
9398 analyze_edges_for_bb, perform_edge_inserts): Likewise.
9399 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
9400 * tree-sra.c (tree_sra): Likewise.
9401 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
9402 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9403 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
9404 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9405 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
9406 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
9408 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
9409 calculate_live_on_entry, calculate_live_on_exit,
9410 build_tree_conflict_graph): Likewise.
9411 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
9412 record_important_candidates, set_use_iv_cost, find_depends,
9413 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
9414 tree_ssa_iv_optimize_finalize): Likewise.
9415 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
9416 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
9417 tree_duplicate_loop_to_header_edge): Likewise.
9418 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
9419 * tree-ssa.c (verify_flow_insensitive_alias_info,
9420 verify_name_tags, verify_ssa, init_tree_ssa,
9421 delete_tree_ssa): Likewise.
9422 * tree-ssanames.c (marked_ssa_names, init_ssanames,
9423 fini_ssanames): Likewise.
9424 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
9426 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
9428 * config/rs6000/t-rtems: Completely reworked.
9430 2005-02-17 Ira Rosen <irar@il.ibm.com>
9432 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
9434 2005-02-17 Ira Rosen <irar@il.ibm.com>
9436 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
9437 POINTER_TYPE_P when checking that type is a pointer.
9438 (vect_get_memtag): Remove.
9439 (vect_address_analysis): Use POINTER_TYPE_P. Call
9440 vect_object_analysis with dummy parameter for memtag.
9441 (vect_object_analysis): Extract memtag (functionality that
9442 used to be in vect_get_memtag and moved here). Fix printings.
9443 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
9444 with correct parameters. Remove call to vect_get_memtag.
9446 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
9448 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
9449 (tree-vectorizer.o): Added missing dependencies.
9451 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
9453 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
9454 declaration in tree-vectorizer.c, now has an extern declaration in
9456 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9457 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9458 get_vectype_for_scalar_type, vect_is_simple_use,
9459 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9460 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
9461 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
9462 vectorizable_store, vectorizable_operation, vectorizable_assignment,
9463 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
9464 find_loop_location): Likewise.
9466 * tree-vectorizer.c (langhooks.h): #include removed.
9467 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
9468 moved to tree-vectorized.h.
9469 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9470 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9471 get_vectype_for_scalar_type, vect_is_simple_use,
9472 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9473 vect_supportable_dr_alignment, new_loop_vec_info,
9474 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
9475 vect_set_verbosity_level, find_loop_location): Likewise.
9477 (vect_analyze_loop): Function externalized. Declaration moved to
9478 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
9479 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
9480 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
9481 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
9482 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
9483 vect_enhance_data_refs_alignment, vect_analyze_operations,
9484 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
9485 vect_stmt_relevant_p, vect_get_loop_niters,
9486 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
9487 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
9488 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
9489 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
9490 vect_get_memtag): Likewise.
9492 (vectorizable_load): Function externalized. Declaration moved to
9493 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
9494 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
9495 vect_transform_loop): Likewise.
9496 (vect_transform_stmt): Moved to tree-vect-transform.c.
9497 (vect_align_data_ref, vect_create_destination_var,
9498 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
9499 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
9500 vect_get_vec_def_for_operand, vect_init_vector,
9501 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
9502 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
9503 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
9504 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
9505 vect_do_peeling_for_loop_bound): Likewise.
9507 * tree-vect-analyze.c: New file.
9508 * tree-vect-transform.c: New file.
9510 2005-02-17 Jason Merrill <jason@redhat.com>
9512 PR mudflap/19319, c++/19317
9513 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
9516 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
9518 * doc/install.texi (Specific): Update link for Darwin-specific
9521 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
9523 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
9524 constant_boolean_node.
9526 2005-02-16 David Edelsohn <edelsohn@gnu.org>
9529 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
9530 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
9532 2005-02-16 Richard Henderson <rth@redhat.com>
9535 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
9537 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
9538 replace uses with Wtype_MAXp1_F.
9539 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
9540 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
9541 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
9542 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
9543 and HAVE_TFMODE as appropriate.
9544 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
9545 (__floatdisf): Likewise.
9546 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
9547 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
9548 (Wtype_MAXp1_F): New.
9549 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
9550 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
9552 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
9555 * arm.c (arm_apply_result_size): New function.
9556 * arm.h (APPLY_RESULT_SIZE): Define.
9557 * arm-protos.h (arm_apply_result_size): Add prototype.
9558 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
9559 (movxf): New expand.
9560 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
9561 (call_value_symbol): Remove predicate for operand 0.
9562 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
9563 (untyped_call): Rework to correclty return values for any type.
9564 (untyped_return): New expand.
9565 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
9567 2005-02-16 Stan Shebs <shebs@apple.com>
9569 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
9570 * config/rs6000/t-darwin8: New, for 64-bit multilib.
9572 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9574 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
9575 configure settings on Solaris 7 and later.
9577 2005-02-16 Diego Novillo <dnovillo@redhat.com>
9579 PR tree-optimization/19865
9580 * tree-optimize.c (init_tree_optimization_passes): Run
9581 pass_may_alias after pass_sra.
9583 2005-02-16 Richard Henderson <rth@redhat.com>
9584 Stuart Hastings <stuart@apple.com>
9587 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
9588 Do nothing if debug info suppressed for this function.
9589 (dbxout_begin_function): Early exit if debug info suppressed for
9592 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
9595 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
9597 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9599 PR tree-optimization/19967
9600 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
9601 expand_builtin_strchr, expand_builtin_strrchr): Take a new
9602 argument TYPE. Adjust calls to fold_builtin_XXX.
9603 (expand_builtin, fold_builtin_1): Adjust calls to
9605 (fold_builtin_strchr, fold_builtin_strpbrk,
9606 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
9607 result to a requested type TYPE.
9609 2005-02-16 Jakub Jelinek <jakub@redhat.com>
9612 * fold-const.c (fold): Don't optimize (T)(x & cst) to
9613 (T)x & (T)cst if (T)cst overflows.
9614 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
9615 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
9617 2005-02-15 Jeff Law <law@redhat.com>
9619 * gcse.c (blocks_with_calls): New bitmap.
9620 (alloc_gcse_mem): Allocate it.
9621 (free_gcse_mem): Free it.
9622 (clear_modifY_mem_tables): Clear it.
9623 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
9624 when we encounter CALL_INSNs.
9625 (compute_transp, case MEM): Handle blocks with calls separate
9626 from blocks without calls. Use bitmap iterators rather than
9629 2005-02-15 Peter O'Gorman <peter@pogma.com>
9632 * mklibgcc.in (vis_hide): Use a temporary object file, not
9635 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
9638 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
9639 access optimization.
9641 2005-02-15 David Edelsohn <edelsohn@gnu.org>
9642 Alan Modra <amodra@bigpond.net.au>
9645 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
9646 (_xlqsub): Rename to __gcc_qsub.
9647 (_xlqmul): Rename to __gcc_qmul.
9648 (_xlqdiv): Rename to __gcc_qdiv.
9649 Provide versioned symbol aliases with old names.
9650 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
9651 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
9652 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
9653 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
9654 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
9656 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9658 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
9659 Fold ~(A - 1) and ~(A + -1) to -A.
9661 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9665 * config/host-linux.c (linux_gt_pch_use_address): Copy from
9666 config/pa/pa-host.c:pa_gt_pch_use_address.
9668 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9670 * tree-vn.c (get_value_handle): Make sure that given an
9671 is_gimple_min_invariant expression, we always return it.
9673 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9675 * passes.c (rest_of_handle_gcse): Fix a comment.
9677 2005-02-15 Jeff Law <law@redhat.com>
9679 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9681 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
9682 (canon_list_insert, record_last_mem_set_info): Similarly.
9683 (clear_modify_mem_tables): Similarly.
9685 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9687 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
9688 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
9689 config/mips/mips.md, config/rs6000/aix.h,
9690 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
9692 2005-02-15 Richard Henderson <rth@redhat.com>
9694 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9695 call to be best_edge.
9697 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9699 * basic-block.h: Adjust the prototype for find_basic_blocks.
9700 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
9701 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
9704 * flow.c (recompute_reg_usage): Remove all arguments.
9705 * passes.c (rest_of_compilation): Adjust the call to
9706 recompute_reg_usage.
9707 * rtl.h: Adjust the prototype for recompute_reg_usage.
9709 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9711 * tree-dump.c (dump_files): Update to reflect new member
9713 (dump_register): Add new argument.
9715 (dump_switch_p_1): Check against glob name if doglob was passed.
9716 (dump_switch_p): Check against regular first, then glob if
9717 we didn't have any hits on the dump name.
9718 * tree-optimize.c (register_one_dump_file):
9719 Pass in glob name as well.
9720 * tree-pass.h (struct dump_file_info): Add glob
9723 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9725 PR preprocessor/16323
9726 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9728 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9731 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9732 (trunctfdf2_internal1): New.
9733 (trunctfdf2_internal2): Renamed from trunctfdf2.
9735 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9737 PR tree-optimization/19853
9738 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9740 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9742 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9743 delete_dead_jumptables and cleanup_cfg.
9745 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9747 * reload.c (find_reloads): Swap address_reloaded flags when
9748 swapping commutative operands.
9750 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9752 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9753 Use standard_iv_increment_position for computing the bsi position
9755 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9758 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9761 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
9762 life range of hard registers.
9763 * value-prof.c (insn_prefetch_values_to_profile): Only
9766 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9767 profile in libcalls.
9769 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9771 * bitmap.h (bitmap_and_compl_into): Return bool.
9772 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9774 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9776 PR tree-optimization/19944
9777 * fold-const.c (fold): Re-add ABS_EXPR folding.
9779 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9782 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
9783 {TARGET,MASK}_XL_COMPAT.
9784 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
9786 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9787 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9789 (rs6000_arg_partial_bytes): Same.
9790 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
9791 and XL compatibility enabled.
9792 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
9793 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
9794 test to final condition.
9795 (cmptf_internal2): New.
9796 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
9797 xl-compat. Add TFmode information to description.
9799 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
9801 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
9803 2005-02-13 Jason Merrill <jason@redhat.com>
9806 * fold-const.c (fold_indirect_ref_1): Split out from...
9807 (build_fold_indirect_ref): Here.
9808 (fold_indirect_ref): New fn.
9809 * tree.h: Declare it.
9810 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
9811 (gimplify_modify_expr_rhs): Likewise.
9812 (gimplify_expr): Likewise.
9814 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9816 PR tree-optimization/14303
9817 PR tree-optimization/15784
9818 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
9819 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
9820 ABS_EXPR<x> != 0 to x != 0.
9822 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
9824 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
9825 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
9826 spelling conventions.
9828 * passes.c (rest_of_handle_gcse): Don't run cse_main and
9829 delete_trivially_dead_insns too many times.
9831 * passes.c (rest_of_handle_gcse): Remove dead assignments to
9834 2005-02-12 Ira Rosen <irar@il.ibm.com>
9836 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
9837 (vect_is_simple_iv_evolution): Remove redundant parameter
9839 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
9840 without last parameter.
9841 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
9842 Return pointer step. Call vect_is_simple_iv_evolution without
9843 last parameter. Check only that the step is multiple of size
9844 type. Remove stmt_vinfo updates.
9845 (vect_get_memtag_and_dr): Remove.
9846 (vect_get_memtag): New function.
9847 (vect_address_analysis): New function.
9848 (vect_object_analysis): New function.
9849 (vect_analyze_data_refs): Call vect_object_analysis and
9850 vect_get_memtag. Update stmt_vinfo fields.
9852 2005-02-12 Ira Rosen <irar@il.ibm.com>
9854 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
9855 exist and are objects. Remove checks for pointer.
9856 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
9857 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
9858 (vect_create_data_ref_ptr): Likewise.
9859 (vect_base_addr_differ_p): New function.
9860 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
9861 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
9862 Don't set the DR_BASE_NAME field of data-ref.
9863 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
9865 2005-02-12 Uros Bizjak <uros@kss-loka.si>
9867 * optabs.h (enum optab_index): Add new OTI_ldexp.
9868 (ldexp_optab): Define corresponding macro.
9869 * optabs.c (init_optabs): Initialize ldexp_optab.
9870 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
9872 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
9874 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
9875 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
9877 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
9878 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
9881 2005-02-12 Ira Rosen <irar@il.ibm.com>
9883 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
9885 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
9887 (vect_get_base_and_offset): Always return an address.
9888 (vect_create_addr_base_for_vector_ref): Remove treatment for
9889 different data reference types.
9890 (vect_compute_data_ref_alignment): Rename base to base_address in
9891 stmt_vec_info. Get the object in order to force its alignment.
9892 (vect_get_memtag_and_dr): Rename base to base_address in
9893 stmt_vec_info. Extract the object for memtag analysis.
9895 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
9897 PR regression/19898.
9898 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
9899 changes cc_status, use apply modified_in_p to part of cc_status
9900 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
9903 2005-02-11 Richard Henderson <rth@redhat.com>
9905 * tree-complex.c (expand_complex_libcall): New.
9906 (expand_complex_multiplication): Use it for c99 compliance.
9907 (expand_complex_division): Likewise.
9908 * fold-const.c (fold_complex_add, fold_complex_mult): New.
9910 * builtins.c (built_in_names): Remove const.
9911 * tree.c (build_common_builtin_nodes): Build complex arithmetic
9913 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
9914 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
9915 (built_in_names): Remove const.
9916 * c-common.c (c_common_type_for_mode): Handle complex modes.
9917 * flags.h, toplev.c (flag_complex_method): Rename from
9918 flag_complex_divide_method.
9919 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
9920 __mulsc3, __muldc3, __mulxc3, __multc3): New.
9921 * libgcc2.h: Declare them.
9922 * libgcc-std.ver: Export them.
9923 * mklibgcc.in (lib2funcs): Build them.
9925 2005-02-11 Steven Bosscher <stevenb@suse.de>
9927 PR tree-optimization/19876
9928 Partially revert my change from 2005-01-14
9929 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
9930 (compute_antic): ...and remove the loop here.
9932 2005-02-11 Jakub Jelinek <jakub@redhat.com>
9935 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
9936 is number of inner's bits, avoid creating a BIT_FIELD_REF.
9938 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
9939 crtend.o if -pie. Use %{x:a;:b} spec syntax.
9941 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
9943 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
9944 offsets for the big-endian 32-bit case.
9946 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
9948 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
9950 2005-02-11 Dale Johannesen <dalej@apple.com>
9952 * cselib.c (cselib_process_insn): Clear out regs where
9953 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
9954 * reload.c (find_equiv_reg): Ditto.
9956 2005-02-11 Ian Lance Taylor <ian@airs.com>
9958 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
9961 * tree.c (build_function_type_list): Work correctly if there are
9964 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
9966 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
9967 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
9968 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
9969 TARGET_ZARCH instead of TARGET_64BIT.
9971 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
9973 * config/rs6000/t-rtems:
9974 (MULTILIB_OPTIONS): Remove mcpu=602.
9975 (MUTLILIB_DIRNAMES): Remove m602.
9976 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
9977 Let mcpu=602 match mcpu=603.
9978 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
9980 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9982 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
9985 2005-02-10 David Daney <ddaney@avtrex.com>
9987 * config/alpha/linux-unwind.h: Add exception clause to copyright.
9988 * config/i386/linux-unwind.h: Likewise.
9989 * config/ia64/linux-unwind.h: Likewise.
9990 * config/mips/linux-unwind.h: Likewise.
9991 * config/pa/linux-unwind.h: Likewise.
9992 * config/rs6000/linux-unwind.h: Likewise.
9993 * config/s390/linux-unwind.h: Likewise.
9994 * config/sh/linux-unwind.h: Likewise.
9995 * config/sparc/linux-unwind.h: Likewise.
9997 2005-02-10 Steven Bosscher <stevenb@suse.de>
9999 PR tree-optimization/17549
10000 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
10001 TER to replace a DEF with its expression if the DEF and the
10002 rhs of the expression we replace into have the same root
10005 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
10007 * config/mips/mips.md: Fix the placement of the match_scratch in the
10010 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
10012 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
10015 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
10017 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
10018 (strip_offset): Handle addresses.
10019 (add_address_candidates): Use strip_offset.
10020 (difference_cost): Reflect strip_offset change.
10021 (force_var_cost, difference_cost): Strip nops.
10023 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
10025 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
10027 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
10028 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
10029 config/cris/cris-protos.h, config/cris/cris.c: Update
10032 2005-02-10 Jeff Law <law@redhat.com>
10034 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
10035 (lookup_avail_expr): Similarly.
10037 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
10039 * builtins.c (fold_builtin_powi): New function.
10040 (fold_builtin_1): Call it.
10042 2005-02-10 Steven Bosscher <stevenb@suse.de>
10044 PR documentation/19309
10045 * doc/cpp.texi: The __GNUC__ and related predefined macros
10046 are also defined for the "standalone" cpp.
10047 Some non-GCC compilers may also define __GNUC__.
10049 2005-02-10 Jakub Jelinek <jakub@redhat.com>
10052 * c-typeck.c (common_type): New routine. Old common_type renamed
10054 (c_common_type): ...this.
10055 (build_conditional_expr, build_binary_op): Use c_common_type instead
10058 2005-02-10 Steven Bosscher <stevenb@suse.de>
10060 * doc/md.texi: Replace @samp{length} with @code{length}.
10062 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
10064 PR tree-optimization/18687
10065 * tree-flow.h (find_loop_niter): Declare.
10066 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
10067 Try using scev even for loops with more than one exit.
10068 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
10069 (struct ivopts_data): Added niters field.
10070 (struct nfe_cache_elt): New.
10071 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
10073 (tree_ssa_iv_optimize_init): Initialize niters cache.
10074 (determine_number_of_iterations): Removed.
10075 (find_induction_variables): Do not call determine_number_of_iterations.
10076 Access niters for single exit through niter_for_single_dom_exit.
10077 (add_iv_outer_candidates): Access niters for single exit through
10078 niter_for_single_dom_exit.
10079 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
10080 number_of_iterations_cond.
10081 (iv_period): New function.
10082 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
10083 (may_replace_final_value): Take data argument. Use
10084 niter_for_single_dom_exit.
10085 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
10086 (rewrite_use_compare): Pass data to may_eliminate_iv.
10087 (rewrite_use_outer): Pass data to may_replace_final_value.
10088 (free_loop_data): Clean up the niters cache.
10089 (tree_ssa_iv_optimize_finalize): Free the niters cache.
10090 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
10091 * tree-ssa-loop-niter.c (find_loop_niter): New function.
10092 (find_loop_niter_by_eval): Use tree_int_cst_lt.
10093 (num_ending_zeros): Moved to tree.c.
10094 * tree.h (num_ending_zeros): Declare.
10095 * tree.c (num_ending_zeros): Moved from tree.c.
10097 2005-02-09 Richard Henderson <rth@redhat.com>
10099 * builtins.c (DEF_BUILTIN): Add COND argument.
10100 * tree.h (DEF_BUILTIN): Likewise.
10101 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
10102 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
10104 (DEF_BUILTIN_STUB): New.
10105 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
10106 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
10107 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
10108 * c-common.c (DEF_BUILTIN): Add COND argument.
10109 * tree.c (local_define_builtin): New.
10110 (build_common_builtin_nodes): New.
10112 2005-02-09 Roger Sayle <roger@eyesopen.com>
10114 * fold-const.c (fold_strip_sign_ops): New function to simplify a
10115 floating point expression ignoring the sign of the result.
10116 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
10117 (fold) <MULT_EXPR>: Use it to simplify x*x.
10118 * tree.h (fold_strip_sign_ops): Prototype here.
10119 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
10120 argument. Use fold_strip_sign_ops to simplify the first argument.
10121 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
10122 first argument when the second argument is an even integer
10123 constant, but only with -funsafe_math_optimizations.
10124 (fold_builtin_1): Update call to fold_builtin_copysign.
10126 2005-02-09 Ian Lance Taylor <ian@airs.com>
10128 PR middle-end/19583
10129 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
10130 just check whether EH_FILTER_FAILURE falls through.
10132 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
10134 * gcc/haifa-sched.c (schedule_block): Make queued sched group
10135 insns return to ready list in the next turn.
10137 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10139 PR middle-end/19402
10140 * builtins.def: New __builtin_powi[lf].
10141 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
10142 (expand_builtin_powi): New function.
10143 (expand_builtin): Dispatch to expand_builtin_powi.
10144 * libgcc2.h: Add prototypes for __builtin_powi[lf].
10145 * libgcc2.c: Add __builtin_powi[lf] implementation.
10146 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
10147 * optabs.h: Add powi_optab.
10148 * optabs.c (init_optabs): Initialize powi_optab.
10149 * doc/extend.texi: Document __builtin_powi[lf].
10151 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
10153 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
10156 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10158 PR middle-end/19854
10159 * fold-const.c (try_move_mult_to_index): Remove redundant
10160 type argument. Create ADDR_EXPR with correct type.
10161 (fold): Update callers of try_move_mult_to_index. Convert
10162 result to the appropriate type.
10164 2005-02-09 Roger Sayle <roger@eyesopen.com>
10167 * config/avr/avr.c (default_rtx_costs): Delete.
10168 (avr_operand_rtx_cost): New function.
10169 (avr_rtx_costs): Completely rewrite.
10171 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
10174 * config/cris/cris.c (in_code): New variable.
10175 (cris_output_addr_const): Now a static function, a wrapper for
10177 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
10178 case from old cris_output_addr_const.
10179 (cris_asm_output_label_ref): Similar for LABEL_REF.
10180 (cris_output_addr_const_extra): Similar for UNSPEC.
10181 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
10182 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
10183 * config/cris/cris-protos.h (cris_output_addr_const): Remove
10185 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
10186 (cris_asm_output_label_ref): Declare.
10188 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
10190 PR preprocessor/19801
10191 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
10192 filenames that changed when libcpp was moved to the toplevel.
10194 2005-02-07 Roger Sayle <roger@eyesopen.com>
10196 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10197 zero extensions of BImode operands. Call lowpart_subreg instead
10198 of gen_lowpart_common and gen_lowpart_SUBREG.
10200 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
10203 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
10204 * configure.ac: Set cc_for_cross_gnattools.
10205 * configure: Regenerate.
10207 2005-02-08 Alan Modra <amodra@bigpond.net.au>
10210 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
10212 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10215 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
10216 of nested functions.
10218 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
10220 * doc/extend.texi: Document deprecated extensions allowing
10221 static floating-point members to have initializers and allowing
10222 floating-point literals in integral constant expressions.
10224 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
10226 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
10227 config/darwin7.h, config/mips/mips.c,
10228 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
10231 * cse.c: Update comments.
10233 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
10235 PR middle-end/19775
10236 * builtins.c (fold_builtin_sqrt): Transform
10237 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
10240 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
10241 Dorit Naishlos <dorit@il.ibm.com>
10243 * doc/invoke.texi (ftree-vectorizer-verbose): New.
10244 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
10245 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
10247 * tree.h (vect_set_verbosity_level): New extern function declaration
10249 * tree-vectorizer.h (verbosity_levels): New enum type.
10250 * tree-vectorizer.c (vect_debug_stats): Function removed.
10251 (vect_debug_details): Likewise.
10252 (vect_verbosity_level): Global variable was defined and initialized.
10253 (vect_dump): Global variable definition.
10254 (vect_print_dump_info): New function.
10255 (vect_set_dump_settings): New function.
10256 (vect_set_verbosity_level): New function.
10257 (vectorize_loops): Add call to vect_set_dump_settings.
10259 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
10260 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10261 (slpeel_tree_peel_loop_to_edge): Likewise.
10263 (vect_analyze_offset_expr): Call to vect_print_dump_info with
10264 appropriate verbosity level instead of call to vect_debug_details
10265 or vect_debug_stats.
10266 (vect_get_base_and_offset):
10267 (vect_create_addr_base_for_vector_ref):
10268 (get_vectype_for_scalar_type):
10269 (vect_create_data_ref_ptr):
10270 (vect_init_vector):
10271 (vect_get_vec_def_for_operand):
10272 (vect_finish_stmt_generation):
10273 (vectorizable_assignment):
10274 (vectorizable_operation):
10275 (vectorizable_store):
10276 (vectorizable_load):
10277 (vect_transform_stmt):
10278 (vect_update_ivs_after_vectorizer):
10279 (vect_do_peeling_for_loop_bound):
10280 (vect_update_inits_of_drs):
10281 (vect_do_peeling_for_alignment):
10282 (vect_transform_loop):
10283 (vect_is_simple_use):
10284 (vect_analyze_operations):
10285 (vect_is_simple_iv_evolution):
10286 (vect_analyze_scalar_cycles):
10287 (vect_analyze_data_ref_dependence):
10288 (vect_analyze_data_ref_dependences):
10289 (vect_compute_data_ref_alignment):
10290 (vect_enhance_data_refs_alignment):
10291 (vect_analyze_data_refs_alignment):
10292 (vect_analyze_data_ref_access):
10293 (vect_analyze_data_ref_accesses):
10294 (vect_analyze_pointer_ref_access):
10295 (vect_get_memtag_and_dr):
10296 (vect_analyze_data_refs):
10297 (vect_mark_relevant):
10298 (vect_stmt_relevant_p):
10299 (vect_mark_stmts_to_be_vectorized):
10300 (vect_can_advance_ivs_p):
10301 (vect_get_loop_niters):
10302 (vect_analyze_loop_form):
10303 (vect_analyze_loop):
10304 (vectorize_loops): Likewise.
10306 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
10307 (vect_update_inits_of_drs):
10308 (vect_do_peeling_for_alignment):
10309 (vect_transform_loop):
10310 (vect_analyze_operations):
10311 (vect_analyze_scalar_cycles):
10312 (vect_analyze_data_ref_dependences):
10313 (vect_analyze_data_refs_alignment):
10314 (vect_analyze_data_ref_accesses):
10315 (vect_analyze_data_refs):
10316 (vect_mark_stmts_to_be_vectorized):
10317 (vect_get_loop_niters):
10318 (vect_analyze_loop_form):
10319 (vect_analyze_loop): Likewise.
10320 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
10322 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
10326 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10327 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10328 either -ffast-math or -funsafe-math-optimizations is in use.
10330 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10331 * config/mips/irix-csr.c: New file.
10332 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10333 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10334 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10337 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
10339 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
10340 redundant, incorrect definitions.
10342 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
10344 ("*tls_indirect_call"): New, reference hard regs directly.
10345 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
10347 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10349 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
10350 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
10352 2005-02-06 Roger Sayle <roger@eyesopen.com>
10354 PR rtl-optimization/19800
10355 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
10356 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
10359 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10361 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
10363 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
10366 * doc/invoke.texi: Correct documentation of -freorder-functions.
10368 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10371 * doc/invoke.texi: Don't mention gccbug.
10373 2005-02-06 Roger Sayle <roger@eyesopen.com>
10374 Andrew Pinski <pinskia@physics.uc.edu>
10375 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10377 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10378 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
10379 into just (zero_extract:SI FOO (const_int 1) BAR).
10381 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10383 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
10384 macro locally. Don't give last revision date. Use GCC version
10385 number from gcc-common.texi.
10386 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
10387 revision date. Use GCC version number from gcc-common.texi.
10388 Describe being a library as current state rather than as 3.x
10390 * doc/gcc.texi: Remove last update date.
10391 * doc/gccint.texi: Likewise. Update copyright dates.
10392 * doc/install.texi: Update copyright dates.
10394 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10397 * doc/invoke.texi: Mention for each option included in -Wall that
10398 it is included in -Wall.
10399 * doc/gcc.texi: Update copyright and last modification date.
10401 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10403 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
10404 unnecessary cast to original induction variable increments.
10406 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10408 PR tree-optimization/18219
10409 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
10410 in distributed form.
10412 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
10414 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
10415 Set bitpos and offset later in the function. Do nothing if the
10416 target is a register and if the bitfield lies completely outside
10418 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
10419 here. Return an uninitialised register if the source value is stored
10420 in a register and the bitfield lies completely outside that register.
10422 2005-02-06 Steven Bosscher <stevenb@suse.de>
10424 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
10427 2005-02-06 Marcin Dalecki <martin@dalecki.de>
10429 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
10431 2005-02-06 Geoffrey Keating <geoffk@apple.com>
10433 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
10434 * config/darwin8.h: New.
10435 * config/darwin7.h: Update comment.
10437 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10438 Dorit Naishlos <dorit@il.ibm.com>
10440 * tree-vectorizer.h (LOC): New type.
10441 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
10442 (loop_line_number): New field in struct _loop_vec_info.
10443 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
10445 * tree-vectorizer.c (input.h): Included.
10446 (find_loop_location): New function.
10447 (vect_debug_stats): Argument changed from loop to LOC. Computation of
10448 loop line number removed.
10449 (vect_debug_details): Likewise.
10450 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
10452 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
10453 call to vect_debug_details/stats changed from loop to loop_loc.
10454 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10455 (slpeel_tree_peel_loop_to_edge): Likewise.
10457 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
10458 changed from NULL to UNKNOWN_LOC.
10459 (vect_get_base_and_offset):
10460 (vect_create_addr_base_for_vector_ref):
10461 (get_vectype_for_scalar_type):
10462 (vect_create_data_ref_ptr):
10463 (vect_init_vector):
10464 (vect_get_vec_def_for_operand):
10465 (vect_finish_stmt_generation):
10466 (vectorizable_assignment):
10467 (vectorizable_operation):
10468 (vectorizable_store):
10469 (vectorizable_load):
10470 (vect_transform_stmt):
10471 (vect_update_ivs_after_vectorizer):
10472 (vect_do_peeling_for_loop_bound):
10473 (vect_do_peeling_for_alignment):
10474 (vect_transform_loop):
10475 (vect_is_simple_use):
10476 (vect_analyze_operations):
10477 (vect_is_simple_iv_evolution):
10478 (vect_analyze_scalar_cycles):
10479 (vect_analyze_data_ref_dependences):
10480 (vect_compute_data_ref_alignment):
10481 (vect_enhance_data_refs_alignment):
10482 (vect_analyze_data_ref_access):
10483 (vect_analyze_data_ref_accesses):
10484 (vect_analyze_pointer_ref_access):
10485 (vect_get_memtag_and_dr):
10486 (vect_analyze_data_refs):
10487 (vect_mark_relevant):
10488 (vect_stmt_relevant_p):
10489 (vect_mark_stmts_to_be_vectorized):
10490 (vect_can_advance_ivs_p):
10491 (vect_get_loop_niters):
10492 (vect_analyze_loop):
10493 (vectorize_loops): Likewise.
10495 (vectorizable_load): Argument in call to vect_debug_details/stats
10496 changed from loop to LOOP_LOC (loop_vinfo).
10497 (vect_transform_loop):
10498 (vect_analyze_operations):
10499 (vect_analyze_scalar_cycles):
10500 (vect_analyze_data_ref_dependence):
10501 (vect_enhance_data_refs_alignment):
10502 (vect_analyze_data_ref_accesses):
10503 (vect_analyze_pointer_ref_access):
10504 (vect_analyze_data_refs):
10505 (vect_analyze_loop): Likewise.
10507 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
10508 changed from loop to loop_loc.
10510 (vect_enhance_data_refs_alignment): Removed unused variable loop.
10512 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10513 Dorit Naishlos <dorit@il.ibm.com>
10515 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
10517 (vect_analyze_data_ref_dependences): Likewise.
10519 (vect_is_simple_use): Argument changed from loop structure to
10520 loop_vect_info structure.
10521 (vect_can_advance_ivs_p): Likewise.
10522 (vect_create_index_for_vector_ref): Likewise.
10523 (vect_update_ivs_after_vectorizer): Likewise.
10524 (new_stmt_vec_info): Likewise.
10526 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
10527 changed from loop to loop_vinfo.
10528 (vect_create_data_ref_ptr): First argument in call to
10529 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
10530 (vectorizable_assignment): Second argument in call to vect_is_simple_use
10531 was changed from loop to loop_vinfo.
10532 (vectorizable_operation): Likewise.
10533 (vectorizable_store): Likewise.
10534 (vect_mark_stmts_to_be_vectorized): Likewise.
10535 (vect_do_peeling_for_loop_bound): First argument in call to
10536 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
10537 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
10538 was changed from loop to loop_vinfo.
10539 (vect_analyze_data_ref_dependences): Third argument in call to
10540 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
10542 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
10543 (vect_create_data_ref_ptr): Likewise.
10544 (vect_init_vector): Likewise.
10545 (vect_get_vec_def_for_operand): Likewise.
10546 (vectorizable_assignment): Likewise.
10547 (vectorizable_operation): Likewise.
10548 (vectorizable_store): Likewise.
10549 (vectorizable_load): Likewise.
10550 (vect_update_ivs_after_vectorizer): Likewise.
10551 (vect_is_simple_use): Likewise.
10552 (vect_analyze_data_ref_dependence): Likewise.
10553 (vect_analyze_pointer_ref_access): Likewise.
10554 (vect_can_advance_ivs_p): Likewise.
10556 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
10557 before _stmt_vec_info.
10558 (_stmt_vec_info): Loop field replaced by loop_vec_info.
10559 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
10560 (new_stmt_vec_info): Argument changed from loop structure to
10561 loop_vect_info structure
10563 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
10564 (vect_analyze_offset_expr): Avoid 80 columns overflow.
10565 (vect_create_addr_base_for_vector_ref): Likewise.
10566 (vect_analyze_pointer_ref_access): Likewise.
10568 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10571 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
10572 phi flag if the phi is abnormal.
10574 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10577 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
10578 information for the new statement.
10580 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10583 * gcc.c (main): Include the target in -v output.
10585 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
10587 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
10588 Do not drop the extend if we'd have to add a paradoxical subreg
10589 later. Include optabs.h and insn-codes.h.
10590 * Makefile.in (combine.o): Depend on $(OPTABS_H).
10592 2005-02-02 Roger Sayle <roger@eyesopen.com>
10594 PR middle-end/19405
10595 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
10596 * fold-const.c (const_binop): Avoid constant folding floating
10597 point operations in modes that use composite representations.
10598 * simplify-rtx.c (simplify_binary_operation): Likewise.
10600 2005-02-02 Geoffrey Keating <geoffk@apple.com>
10602 * config/rs6000/altivec.md (altivec_dst): Make the first operand
10604 (altivec_dstt): Likewise.
10605 (altivec_dstst): Likewise.
10606 (altivec_dststt): Likewise.
10607 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
10610 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10612 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
10613 EXPR_LOCUS from orig_cond to the new cond_stmt.
10614 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
10617 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10619 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
10620 standard_iv_increment_position. Remove call to bsi_next
10621 (no need to bump the iterator anymore).
10622 (vect_create_index_for_vector_ref): Call
10623 standard_iv_increment_position. Remove second function argument.
10624 (vect_finish_stmt_generation): Remove call to bsi_next
10625 (no need to bump the iterator anymore).
10626 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
10627 to vect_create_index_for_vector_ref.
10629 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10631 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
10632 phis are used out of the loop.
10634 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10637 * c-decl.c (undef_nested_function): New variable.
10638 (pop_scope): Diagnose undefined nested functions.
10639 (finish_function): Don't attempt cgraph processing or genericizing
10640 if current top-level function contained an undefined nested
10641 function. Reset undef_nested_function at the end of a top-level
10644 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
10646 * tree.c (build_int_cst_type): Take sign of the value into account
10647 when deciding whether sign extend the value.
10649 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10652 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
10653 (cpp_options, cc1_options): Change %{std*&ansi} to
10654 %{std*&ansi&trigraphs}.
10656 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10658 * cse.c: Update comments.
10660 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
10662 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
10663 arguments go on the stack. Do not put complex doubles in odd/even
10666 2005-02-02 Steven Bosscher <stevenb@suse.de>
10668 * doc/invoke.texi: Update the options enabled at -O1, -O2,
10669 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
10670 -ftree-pre, and -fthread-jumps.
10672 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10674 PR tree-optimization/19578
10675 * tree-flow.h (modified_noreturn_calls): Declare.
10676 (noreturn_call_p): Declare.
10677 * tree-flow-inline.h (noreturn_call_p): New function.
10678 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
10679 * tree-cfg.c (modified_noreturn_calls): New variable.
10680 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
10681 that contain a mid-block noreturn call.
10682 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
10684 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10686 * df.c (df_def_record_1, df_uses_record): Don't use
10688 * df.h (DF_FOR_REGALLOC): Remove.
10690 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10693 * c-typeck.c (really_start_incremental_init): Reset
10694 constructor_max_index for arrays of incomplete type.
10696 2005-02-02 Jeff Law <law@redhat.com>
10698 * gcse.c (struct reg_set): Store the block index where the register
10699 was set rather than the setting insn.
10700 (record_one_set, compute_transp): Corresponding changes.
10701 (pre_insert_copy_insn): Do not call replace_one_set.
10702 (replace_one_set): Remove.
10704 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10707 * doc/gcov.texi: Fix typo.
10709 2005-02-01 Richard Henderson <rth@redhat.com
10712 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
10713 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
10715 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10716 * config/i386/i386-protos.h: Update.
10718 2005-02-01 Steven Bosscher <stevenb@suse.de>
10720 PR tree-optimization/19217
10721 * tree-cfg.c (verify_expr): Use the data field to see if TP was
10722 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
10723 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
10724 that it is walking a PHI node.
10726 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10728 * doc/extend.texi (Nested Functions): Update.
10730 2005-02-01 Richard Henderson <rth@redhat.com>
10733 * optabs.c (expand_copysign_absneg): Export.
10734 * optabs.h (expand_copysign_absneg): Declare.
10735 * config/rs6000/rs6000.md (copysigntf3): New.
10737 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10739 PR tree-optimization/19633
10740 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
10741 * tree-ssa-alias.c (init_alias_info): Initialize.
10742 (merge_pointed_to_info): Set.
10743 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
10744 (dump_points_to_info_for): Show value of pt_null.
10745 (struct count_ptr_d): Declare.
10746 (find_ptr_dereference): Remove.
10747 (ptr_is_dereferenced_by): Remove.
10748 (count_ptr_derefs): New local function.
10749 (count_uses_and_derefs): New local function.
10750 (compute_points_to_and_addr_escape): Call it. If the number
10751 of dereferences is greater than zero, mark the pointer as
10752 dereferenced. If there are fewer dereferences than uses of
10753 the pointer, the pointer's value escapes.
10755 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10757 PR tree-optimization/19670
10758 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10760 (verify_use): ... set it here, instead.
10762 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10764 * doc/sourcebuild.texi (Test directives): Fix formatting.
10766 * doc/sourcebuild.texi (Test directives): Describe selector
10769 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10771 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10772 specific 64-bit CPUs.
10774 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10777 * arm.c (arm_eliminable_register): New function.
10778 (adjacent_mem_locations): Don't allow eliminable registers. Use
10779 HOST_WIDE_INT for address offsets.
10780 * arm-protos.h (arm_eliminable_register): Add prototype.
10782 2005-02-01 Steven Bosscher <stevenb@suse.de>
10784 PR optimization/15242
10785 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
10786 * basic-block.h (duplicate_computed_gotos): Add prototype.
10787 * bb-reorder.c (duplicate_computed_gotos): New function to
10788 duplicate sufficiently small blocks ending in a computed jump.
10789 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
10790 if not optimizing for size.
10791 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
10792 never do tail merging for blocks ending in a computed jump.
10793 * doc/invoke.texi: Document the max-goto-duplication-insns param.
10795 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
10797 Patch from Richard Sandiford <rsandifo@redhat.com>
10798 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
10799 from inheriting a subreg equivalence with a non-spill register.
10801 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
10803 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
10805 * config/frv/frv.c (movcc_fp_destination_operand): New.
10806 (gpr_or_memory_operand): Fix typo in comment.
10807 (gpr_or_memory_operand_with_scratch): New.
10808 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
10809 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
10810 movcc_fp_destination_operand.
10811 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
10812 Legitimize memory addresses using a scratch register.
10814 2005-01-31 Jeff Law <law@redhat.com>
10816 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
10817 bitmap a sparse bitmap instead of a simple bitmap.
10818 (mark_def_sites_initialize_block): Corresponding changes.
10819 (ssa_mark_def_sites_initialize_block): Likewise.
10820 (ssa_mark_phi_uses): Likewise.
10821 (mark_def_site, ssa_mark_def_sites): Likewise.
10822 (mark_def_site_blocks): Likewise.
10823 (rewrite_ssa_into_ssa): Likewise.
10825 * tree-ssa-dom.c (record_cond): Pass correct variable type
10826 for last argument to htab_find_slot_with_hash.
10828 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
10829 effects when optimizing 0 % X. Do not try to optimize X % 0.
10831 2005-01-31 James E. Wilson <wilson@specifixinc.com>
10833 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
10836 2005-02-01 Eric Christopher <echristo@redhat.com>
10838 * config/mips/mips.c (override_options): Warn if -mint64
10840 * doc/invoke.texi (MIPS Options): Document that -mint64 is
10843 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
10845 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
10847 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
10848 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
10849 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
10850 (cached_regno): Initialize to INVALID_REGNUM.
10851 (cse_reg_info_table_size,
10852 cse_reg_info_table_first_uninitialized,
10853 cse_reg_info_timestamp): New.
10854 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
10856 (init_cse_reg_info, get_cse_reg_info_1): New.
10857 (get_cse_reg_info): Cache the last look-up.
10858 (new_basic_block): Update the code to clear mappings from
10859 registers to cse_reg_info entries.
10860 (cse_main): Call init_cse_reg_info.
10862 * cse.c (get_cse_reg_info): Update a comment.
10864 2005-01-31 Steven Bosscher <stevenb@suse.de>
10867 * c-decl.c (start_decl): Do not warn about arrays of elements with
10868 an incomplete type here.
10869 (grokdeclarator): Do it here by making a pedwarn an error.
10870 * c-typeck.c (push_init_level): If there were previous errors with
10871 the constructor type, do not warn about braces for initializers.
10872 (process_init_element): Likewise for excess initializer elements.
10874 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
10876 * cse.c (delete_trivially_dead_insn): Don't iterate.
10878 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
10880 * config/rs6000/rs6000.md (copysignsf3): New expand.
10881 (copysigndf3): Likewise.
10883 2005-01-31 Steven Bosscher <stevenb@suse.de>
10885 * recog.c (constrain_operands): Only look for earlyclobber operand
10886 conflicts if an '&' constraint was seen.
10888 2005-01-31 Marc Espie <espie@openbsd.org>
10890 * config.gcc: Don't include embedded systems fragment, switches default
10891 debugging format to ELF.
10892 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
10893 longer pick it up there.
10895 2005-01-31 Dale Johannesen <dalej@apple.com>
10897 * doc/extend.texi (nested functions): Fix linkage description.
10898 Clarify that static is not allowed.
10900 2005-01-31 Dale Johannesen <dalej@apple.com>
10902 * config/rs6000/darwin.md (movsf_low_di): Make work.
10903 (movdf_low_di): Make work.
10905 2005-01-31 Dale Johannesen <dalej@apple.com>
10907 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
10908 Make work for 64 bit.
10910 2005-01-31 Roger Sayle <roger@eyesopen.com>
10911 Dale Johannesen <dalej@apple.com>
10913 PR middle-end/19650
10914 * fold-const.c (fold_binary_op_with_conditional_arg):
10915 Make types match original operands, before STRIP_NOPS.
10917 2005-01-31 Alan Modra <amodra@bigpond.net.au>
10919 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
10920 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
10921 (struct gcc_sigcontext): Delete. Merge contents to..
10922 (struct gcc_ucontext): ..here.
10923 (get_sigcontext): Delete.
10924 (get_regs): New function, like get_sigcontext but return regs ptr.
10925 64-bit version finds regs from r1 to support vdso.
10926 (ppc_linux_aux_vector): New function.
10927 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
10930 2005-01-31 Ira Rosen <irar@il.ibm.com>
10932 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
10934 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
10935 redundant fold. Fix misalignment for MINUS_EXPR.
10936 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
10937 (vect_analyze_pointer_ref_access): Likewise.
10938 (vect_get_memtag_and_dr): Likewise.
10940 2005-01-31 Richard Henderson <rth@redhat.com>
10942 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
10943 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
10944 absnegdf2_i387, absnegxf2_i387): Likewise.
10946 2005-01-31 Richard Henderson <rth@redhat.com>
10949 * optabs.c (expand_copysign_absneg): New.
10950 (expand_copysign_bit): Split out from ...
10951 (expand_copysign): ... here. Use expand_copysign_absneg.
10953 2005-01-30 Roger Sayle <roger@eyesopen.com>
10955 PR middle-end/19697
10956 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
10957 constant as the second operand and a register as the third.
10959 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10962 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
10963 that dllimport'd functions do not use all call-clobbered registers
10964 to pass parameters.
10966 2005-01-30 Richard Henderson <rth@redhat.com>
10969 * optabs.c (expand_absneg_bit): Split out from expand_unop and
10970 expand_abs_nojump and generalize. Use operand_subword and
10971 emit_no_conflict_block. Support large modes.
10972 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
10974 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
10975 negation to subtraction.
10976 (expand_copysign): Check that the format has signed zeros.
10977 Use operand_subword and emit_no_conflict_block. Support large modes.
10979 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
10981 Fix PR tree-optimization/19624
10983 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
10984 * tree-ssa-pre.c: Add cfgloop.h.
10986 (pre_stats): New member, constified.
10987 (inserted_exprs): New static variable.
10988 (NECESSARY): New macro.
10989 (create_expression_by_pieces): Fold the expression, and
10990 mark it as defaulting to not necessary. Also put in
10992 (fully_constant_expression): New function.
10993 (insert_into_preds_of_block): Modify to not insert phis when we
10994 are playing with induction variables.
10995 Push phis onto the inserted_exprs vector, and mark them as not
10996 necessary by default.
10997 (insert_aux): Call fully_constant_expression on eprime.
10998 If all edges produce the same value, mark it constant.
10999 (mark_operand_necessary): New function.
11000 (remove_dead_inserted_code): New function.
11001 (init_pre): Init loop optimizer to get loop info.
11002 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
11003 (execute_pre): Commit edge inserts, then remove dead code.
11005 2005-01-30 Richard Henderson <rth@redhat.com>
11007 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
11008 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
11010 2005-01-30 Richard Henderson <rth@redhat.com>
11013 * config/i386/i386.c (ix86_expand_copysign): New.
11014 (ix86_split_copysign_const): New.
11015 (ix86_split_copysign_var): Rename from ix86_split_copysign,
11016 rearrange op1/nmask operands.
11017 * config/i386/i386-protos.h: Update.
11018 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
11019 (copysigndf3): Likewise.
11020 (copysignsf3_const, copysigndf3_const): New.
11021 (copysignsf3_var): Rename from copysignsf3, split out splitter
11022 and fix split predicate for X constraint.
11023 (copysigndf3_var): Similarly.
11025 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
11027 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
11028 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
11029 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
11031 2005-01-29 Richard Henderson <rth@redhat.com>
11034 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
11035 of # and * in constraints.
11037 2005-01-29 Richard Henderson <rth@redhat.com>
11039 PR middle-end/19689
11040 * expr.c (store_field): Don't strip sub-mode cast when the input
11041 data is even smaller.
11043 2005-01-29 Richard Henderson <rth@redhat.com>
11045 PR middle-end/19687
11046 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
11049 2005-01-29 Richard Henderson <rth@redhat.com>
11051 * combine.c (make_field_assignment): Fix argument order
11054 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
11056 PR tree-optimization/15791
11057 * fold-const.c (extract_array_ref): New function.
11058 (fold): Fold comparisons between &a[i] and &a[j] or
11059 semantically equivalent trees.
11061 2005-01-29 Jeff Law <law@redhat.com>
11063 * gcse.c (insert_expr_in_table): Revamp handling of available
11064 and anticipatable occurrence lists to avoid unnecessary list
11066 (insert_set_in_table): Similarly.
11068 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
11070 * c-common.c (fix_string_type): Just use c_build_qualified_type to
11072 (c_build_qualified_type): Build qualified array types with
11073 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
11074 * c-decl.c (c_make_fname_decl): Build unqualified array type
11075 before qualified type.
11076 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
11077 type is qualified, not just if type itself is. Don't apply
11078 qualifiers to array type when declarator is processed. Apply
11079 qualifiers to field type whether or not it is an array type.
11080 Don't handle array types specially for applying qualifiers to
11082 * c-typeck.c (composite_type): Build unqualified element type and
11083 array type when forming composite of array types.
11084 (common_pointer_type, comptypes, comp_target_types,
11085 type_lists_compatible_p, build_indirect_ref, build_array_ref,
11086 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
11088 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
11089 (args2) in variables a1 and a2.
11091 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
11093 * cse.c (n_elements_made, max_elements_made): Remove.
11094 (insert): Don't touch n_elements_made.
11095 (cse_main): Don't touch n_elements_made or max_elements_made.
11097 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
11100 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
11101 configuration part of dp-bit.c to be lost.
11103 2005-01-28 Roger Sayle <roger@eyesopen.com>
11105 * expmed.c (expand_mult_highpart_optab): When attempting to use
11106 a non-widening multiplication in a wider mode, the operands need
11107 to be converted (zero or sign extended) to that mode.
11109 2005-01-28 Ian Lance Taylor <ian@airs.com>
11111 PR middle-end/16558
11112 PR middle-end/19583
11113 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
11114 through if both operands fall through.
11116 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11118 * cse.c (fold_rtx) <PC>: Don't optimize.
11120 2005-01-28 Jeff Law <law@redhat.com>
11122 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
11123 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
11125 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11127 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
11128 cse_reg_info_used_list_end): Remove.
11129 (cse_reg_info_list, cse_reg_info_list_free): New.
11130 (get_cse_reg_info): When allocating an instance of
11131 cse_reg_info, add it to the beginning of the cse_reg_info_list
11132 list. Remove code to maintain cse_reg_info_used_list.
11133 (new_basic_block): Reset the free list to the beginning of
11136 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
11138 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
11139 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
11140 (frv_expand_mdpackh_builtin): New function.
11141 (frv_expand_builtin): Use it to expand __MDPACKH.
11142 * doc/extend.texi (__MDPACKH): Update documentation.
11144 2005-01-28 Uros Bizjak <uros@kss-loka.si>
11146 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
11147 SSE_FLOAT_MODE_P for use_sse computation.
11149 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
11152 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
11154 2005-01-27 Richard Henderson <rth@redhat.com>
11156 * builtins.c (expand_builtin_copysign): New.
11157 (expand_builtin): Call it.
11158 * genopinit.c (optabs): Add copysign_optab.
11159 * optabs.c (init_optabs): Initialize it.
11160 (expand_copysign): New.
11161 * optabs.h (OTI_copysign, copysign_optab): New.
11162 (expand_copysign): Declare.
11164 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
11165 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
11167 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
11168 (ix86_expand_fp_absneg_operator): ... here.
11169 (ix86_split_copysign): New.
11170 * config/i386/i386-protos.h: Update.
11171 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
11172 (copysignsf3, copysigndf3): New.
11174 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
11175 (copysignsf3, ncopysignsf3): New.
11176 (copysigndf3, ncopysigndf3): New.
11177 (copysignxf3, ncopysignxf3): New.
11178 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
11180 2005-01-27 Arend Bayer <arend.bayer@web.de>
11181 Kazu Hirata <kazu@cs.umass.edu>
11183 * cse.c: (find_best_addr): Don't call copy_rtx before calling
11184 fold_rtx. Save cost recomputation if fold_rtx did nothing.
11185 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
11188 2005-01-27 Jeff Law <law@redhat.com>
11190 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
11191 definitions of SSA_NAMEs which are not being rewritten.
11192 (rewrite_ssa_into_ssa): Only initialize the current definition
11193 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
11194 If checking is enabled, assert that SSA_NAME_AUX is clear for all
11195 SSA_NAMEs before returning.
11197 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
11199 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
11200 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
11201 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
11202 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
11203 config/mips/iris6.h, config/sh/sh.c: Update copyright.
11205 2005-01-27 Steven Bosscher <stevenb@suse.de>
11207 PR middle-end/17278
11208 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
11209 higher to -O2 and higher. Likewise for tree PRE.
11210 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
11213 2005-01-27 Ian Lance Taylor <ian@airs.com>
11215 PR middle-end/19583
11216 * gimple-low.c (try_catch_may_fallthru): New static function.
11217 (block_may_fallthru): Handle TRY_CATCH_EXPR.
11218 * tree-inline.c (expand_call_inline): Don't warn about reaching
11219 the end of a non-void function being inlined if the function uses
11222 2005-01-27 Jakub Jelinek <jakub@redhat.com>
11224 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
11227 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
11228 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
11229 (implicitly_declare): Handle error_mark_node.
11231 2005-01-27 Richard Henderson <rth@redhat.com>
11234 * tree.h (struct tree_decl): Add debug_expr_is_from.
11235 (DECL_DEBUG_EXPR_IS_FROM): New.
11236 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
11237 * dwarf2out.c (dwarf2out_var_location): Update to match.
11238 * tree-outof-ssa.c (create_temp): Likewise.
11239 * var-tracking.c (track_expr_p): Likewise.
11240 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
11241 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
11242 * toplev.c (default_tree_printer): Likewise.
11244 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
11246 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
11247 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
11249 2005-01-27 Steven Bosscher <stevenb@suse.de>
11251 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
11252 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
11253 ASM_CLOBBERS): Add tree checks.
11255 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
11256 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
11257 * c-common.def (SWITCH_STMT): Update to match.
11258 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
11259 macros instead of SWITCH_EXPR ones.
11260 * c-dump.c (c_dump_tree): Likewise.
11261 * c-gimplify.c (gimplify_switch_stmt): Likewise.
11262 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
11264 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
11266 2005-01-27 Alan Modra <amodra@bigpond.net.au>
11268 * unwind-dw2.c (execute_stack_op): Add missing cases for
11269 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
11271 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
11273 * config.gcc (Obsolete configurations): Remove 'dummy', add
11274 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
11277 2005-01-26 Diego Novillo <dnovillo@redhat.com>
11279 PR tree-optimization/19633
11280 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
11282 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
11283 are no call-clobbered variables.
11284 * tree-outof-ssa.c (check_replaceable): Return false for calls
11287 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
11289 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
11290 even for variables with NULL DECL_INITIAL.
11292 2005-01-26 Stuart Hastings <stuart@apple.com>
11294 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
11296 2005-01-26 Richard Henderson <rth@redhat.com>
11298 PR middle-end/18008
11299 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11301 * expr.c (store_field): Strip conversions to odd-bit-sized types
11302 if the destination field width matches.
11304 2005-01-26 Richard Henderson <rth@redhat.com>
11306 * c-decl.c, expmed.c, expr.c: Revert last change.
11308 2005-01-26 Richard Henderson <rth@redhat.com>
11310 PR middle-end/18008
11311 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11313 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
11314 if we don't need the bits above those present in the current mode.
11315 * expr.c (store_field): Strip conversions to odd-bit-sized types
11316 if the destination field width matches.
11318 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11320 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11321 either -ffast-math or -funsafe-math-optimizations is in use.
11323 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
11327 * config/avr/avr.c (notice_update_cc): Only set condition code for
11328 ashrqi3 if shift count > 0.
11329 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
11330 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
11331 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
11332 count <= 0 as a no-op, and shift count >= width by copying zero
11333 or sign bit to all bits of the result.
11334 * config/avr/avr.md (all shifts): Add alternatives for zero shift
11335 count, with attribute "length" set to 0 and "cc" set to "none".
11337 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11339 * doc/invoke.texi: Document -mTLS.
11341 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
11342 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
11343 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
11344 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
11345 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
11346 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
11347 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
11348 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
11350 * configure.ac: Check for a TLS capable gas.
11352 * configure: Regenerate.
11354 2005-01-26 Richard Henderson <rth@redhat.com>
11356 PR middle-end/18008
11357 * combine.c (make_field_assignment): Simplify store to zero_extract
11358 from a source with an overlapping mask.
11360 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11362 2004-11-11 Eric Christopher <echristo@redhat.com>
11364 * config/frv/frv.md: Add fr400_integer automaton. Don't
11365 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
11368 2005-01-26 Steven Bosscher <stevenb@suse.de>
11370 PR middle-end/16585
11371 * cfgbuild.c (make_edges): Do not clear or set
11372 current_function_has_computed_jump.
11373 * function.h (struct function): Remove the has_computed_jump field.
11374 (current_function_has_computed_jump): Do not define.
11375 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
11376 in a computed jump. Ignore current_function_has_computed_jump.
11378 2005-01-26 Richard Henderson <rth@redhat.com>
11380 PR middle-end/19515
11381 * expr.c (categorize_ctor_elements): New argument p_must_clear.
11382 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
11384 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
11385 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
11386 objects into static storage if they have more than one non-zero value.
11387 * tree.h (categorize_ctor_elements): Update decl.
11389 2005-01-26 Steven Bosscher <stevenb@suse.de>
11391 PR middle-end/19616
11392 * tree.h (CALL_EXPR_TAILCALL): Add comment.
11393 * calls.c (check_sibcall_argument_overlap_1): Revert the change
11394 to this function from 2004-07-10.
11395 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
11396 the current function for tail call optimizations if the address
11397 of one of it its arguments is taken.
11399 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
11401 * cse.c (fold_rtx): Call equiv_constant only when necessary.
11403 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
11405 * function.c (expand_function_end): If current_function_calls_alloca,
11406 emit stack restore in a place that is reached when the function falls
11407 through at the end.
11409 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
11411 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
11412 rule to avoid matching inappropriate suffix rule.
11414 2005-01-26 Jan Hubicka <jh@suse.cz>
11416 PR tree-optimization/19241
11417 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
11419 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11421 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
11422 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
11424 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
11425 <sim*>: Always use crt1.o, regardless of N in simN.
11426 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11427 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
11428 (CRT_CALL_STATIC_FUNCTION): Remove.
11429 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
11430 use crt1.o, regardless of N in simN.
11431 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11432 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
11433 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
11434 case isystem setting.
11435 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
11437 2005-01-25 Ian Lance Taylor <ian@airs.com>
11439 * gimple-low.c (block_may_fallthru): Correct handling of
11440 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
11442 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11444 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
11445 handlers to match indentation; nested under the mtune=* handler.
11446 Similar for mcpu= and march=.
11448 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
11450 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
11451 * config/mips/linux64.h (LIB_SPEC): Likewise.
11452 * config/mn10300/linux.h (LIB_SPEC): Likewise.
11453 * config/sh/linux.h (LIB_SPEC): Likewise.
11455 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
11457 * config/frv/frv.c (frv_legitimize_tls_address): New.
11458 (TARGET_HAVE_TLS): Define.
11459 (FRV_SYMBOL_REF_TLS_P): Define.
11460 (frv_override_options): Handle new register classes.
11461 (frv_legitimate_address_p): Reject tls addresses.
11462 (frv_legitimize_address): Handle TLS addresses.
11463 (gen_inlined_tls_plt): New.
11464 (gen_tlsmoff): New.
11465 (frv_legitimize_tls_address): New.
11466 (unspec_got_name): Add TLS entries.
11467 (got12_operand): Add R_FRV_TLSMOFF12 case.
11468 (frv_emit_move): Fixup TLS addresses.
11469 (frv_emit_movsi): Legitimize TLS addresses.
11471 * config/frv/frv.h (MASK_BIG_TLS): New.
11472 (TARGET_BIG_TLS): New.
11473 (HAVE_AS_TLS): Define.
11474 (TARGET_SWITCHES): Add -mTLS and -mtls options.
11475 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
11476 (REG_CLASS_NAMES): Same.
11477 (REG_CLASS_CONTENTS): Same.
11478 (CONSTRAINT_LEN): New.
11479 (REG_CLASS_FROM_CONSTRAINT): New.
11480 (PREDICATE_CODES): Add symbolic_operand.
11482 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
11483 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
11484 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
11485 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
11486 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
11487 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
11488 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
11489 GR9_REG, GR14_REG, LRREG.
11490 (type): Add load_or_call attribute.
11491 ("load_or_call"): New reservation.
11492 ("call_gettlsoff"): New.
11493 ("tls_indirect_call"): New.
11494 ("tls_load_gottlsoff12"): New.
11495 ("tlsoff_hilo"): New.
11496 ("tls_tlsdesc_ldd"): New.
11497 ("tls_tlsoff_ld"): New.
11500 * config/frv/frv-protos.h (symbolic_operand): Protoize.
11502 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
11504 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
11505 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
11506 * config/frv/frv.c (TLS_BIAS): Define.
11507 (frv_output_dwarf_dtprel): New.
11509 2005-01-26 Jakub Jelinek <jakub@redhat.com>
11511 PR rtl-optimization/19579
11512 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
11513 both A and B, see if they don't clobber registers the other expr uses.
11515 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
11517 * real.c (do_add): Initialize signalling and canonical members.
11519 * real.c (real_from_integer): Zero out destination.
11521 2005-01-18 Jan Hubicka <jh@suse.cz>
11523 PR tree-optimize/19337
11524 * tree-inline.c (initialize_inlined_parameters): Copy
11525 saved_static_chain_decl only.
11527 2005-01-25 Richard Henderson <rth@redhat.com>
11531 * config/i386/i386.c (x86_inter_unit_moves): Zero.
11532 (ix86_preferred_reload_class): Rewrite fp-constant section, with
11533 80387 enabled, to return a proper subclass. Return the subset that
11534 overlaps with GENERAL_REGS for PLUS.
11535 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
11537 2005-01-25 Richard Henderson <rth@redhat.com>
11539 PR middle-end/19609
11540 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
11542 2005-01-25 Roger Sayle <roger@eyesopen.com>
11544 * expmed.c (choose_multiplier): Change interface to return the
11545 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
11546 (expand_divmod): Update calls to choose_multiplier.
11548 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11550 PR middle-end/19330
11551 * expmed.c (extract_bit_field): Use adjust_address instead of
11552 gen_lowpart when op0 is a MEM.
11554 2005-01-24 Steven Bosscher <stevenb@suse.de>
11556 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
11558 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11560 * config/mips/irix-csr.c: New file.
11561 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11562 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11563 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11566 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11569 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
11570 sparc/elf.h, add sparc/sp-elf.h.
11571 (sparc-*-rtems*): Likewise.
11572 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
11573 tm-dwarf2.h, add sparc/sp-elf.h.
11574 (sparc86x-*-elf): Likewise.
11575 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
11576 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
11577 TARGET_OS_CPP_BUILTINS.
11578 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11579 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11581 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
11582 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
11583 (SWITCH_TAKES_ARG): Likewise.
11584 (LOCAL_LABEL_PREFIX): Likewise.
11585 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11586 (TARGET_N_FORMAT_TYPES): Delete.
11587 (TARGET_FORMAT_TYPES): Likewise.
11588 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11589 * config/sparc/elf.h: Delete.
11590 * config/sparc/sp-elf.h: New file.
11592 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11594 * tree-flow-inline.h (phi_arg_from_edge): Remove.
11595 * tree-flow.h: Remove the corresponding prototype.
11596 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
11597 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
11599 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11602 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
11603 for AIX ABI or ELF -fPIC.
11604 (rs6000_emit_load_toc_table): Don't create toc_section here.
11605 (rs6000_xcoff_file_start): Nor here.
11607 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
11609 * sh.c (ra.h): Don't #include.
11610 (hard_regs_intersect_p): New function, resurrected from ra.c.
11612 * sh.c: Fix 1996 Copyright.
11614 2005-01-24 Richard Henderson <rth@redhat.com>
11615 Aldy Hernandez <aldyh@redhat.com>
11617 * regrename.c (note_sets): Handle subregs.
11619 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
11622 * genconditions.c (write_header, write_conditions): Elide file if
11625 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11627 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
11628 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
11631 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11633 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
11634 expand_builtin_printf, expand_builtin_fprintf,
11635 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
11636 checking against POINTER_TYPE.
11637 (validate_arglist): Handle POINTER_TYPE code by checking
11640 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
11642 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
11643 init_rtlanal): New.
11644 (for_each_rtx): Call for_each_rtx_1.
11645 * rtl.h (init_rtlanal): Declare.
11646 * toplev.c (backend_init): Call init_rtlanal.
11648 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11650 * flow.c (propagate_one_insn): Formatting.
11652 PR middle-end/19551
11653 * flow.c (libcall_dead_p): Be more conservative if unsure.
11654 If there are any instructions between insn and call, see if they are
11655 all dead before saying the libcall is dead.
11657 2005-01-24 Uros Bizjak <uros@kss-loka.si>
11659 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
11660 operand constraint for operand 0.
11662 2005-01-23 Richard Henderson <rth@redhat.com>
11665 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
11666 edges leading to join block.
11668 2005-01-23 Roger Sayle <roger@eyesopen.com>
11670 * expmed.c (expand_mult_highpart): Make static. Change type of
11671 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
11672 (expand_divmod): Updates calls to expand_mult_highpart by using
11673 gen_int_mode to pass a CONST_INT rtx.
11674 * rtl.h (expand_mult_highpart): Remove prototype.
11676 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11678 * flow.c (regset_bytes, regset_size): Remove.
11680 * cfganal.c: Fix a reference to Harvey's paper.
11682 2005-01-23 Steven Bosscher <stevenb@suse.de>
11684 PR rtl-optimization/19464
11685 * tree-optimize.c (init_tree_optimization_passes): Add one more
11686 copyrename pass just before out-of-ssa.
11688 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11691 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11692 * ggc-none.c (ggc_free): Define.
11694 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11696 * cse.c (max_reg, max_insn_uid): Remove.
11697 (cse_main): Don't access max_reg or max_insn_uid.
11699 * c-common.c (explicit_flag_signed_bitfields,
11700 lang_statement_code_p, lang_expand_function_end): Remove.
11701 * c-common.h: Remove the corresponding declarations.
11702 * c-opts.c (c_common_handle_option): Remove all write access
11703 to explicit_flag_signed_bitfields.
11705 * cgraph.c (cgraph_varpool_n_nodes): Remove.
11706 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
11707 * cgraph.h: Remove the corresponding declaration.
11709 * gcse.c (null_pointer_info): Remove.
11711 2005-01-23 Roger Sayle <roger@eyesopen.com>
11712 Eric Botcazou <ebotcazou@libertysurf.fr>
11714 * combine.c (simplify_logical): Only simplify logical expressions
11715 of the form ior(and(x,y),z) by the inverse distributive law if the
11716 result is cheaper than the original.
11718 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11720 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
11721 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
11722 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
11723 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
11724 config/freebsd-spec.h, config/arm/arm.h,
11725 config/h8300/h8300.md, config/i386/i386.md,
11726 config/i386/predicates.md, config/i386/sse.md,
11727 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
11728 config/vax/vax.md: Fix comment typos. Follow spelling
11731 2005-01-23 Steven Bosscher <stevenb@suse.de>
11733 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11734 tests, instead of `less than'.
11736 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11738 * function.c (assign_parm_setup_block): When creating a new stack slot
11739 for a parameter, get its alignment from the parameter's DECL_ALIGN
11740 rather than the type's TYPE_ALIGN. Make sure that the parameter
11741 is at least word aligned.
11743 2005-01-22 Roger Sayle <roger@eyesopen.com>
11745 PR middle-end/19378
11746 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11748 2005-01-22 Richard Henderson <rth@redhat.com>
11751 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
11752 in both compare operands.
11753 (movdfcc_1_sse_max): Likewise.
11754 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
11755 (movdfcc_1_sse): Likewise.
11756 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
11757 scratch register as needed.
11759 2005-01-22 Richard Henderson <rth@redhat.com>
11761 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11763 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11765 2005-01-22 Richard Henderson <rth@redhat.com>
11767 * genopinit.c (optabs): Use smin/smax for floating point too.
11768 * doc/md.texi: Update to match. Clarify that floating point
11769 results are undefined for +0/-0 and NaN.
11770 * doc/rtl.texi: Likewise.
11771 * rtl.def (SMIN, SMAX): Likewise
11772 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
11774 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
11775 leading 's' to the name.
11776 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
11777 smaxxf3, sminxf3): Likewise.
11778 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
11781 2005-01-22 Paul Brook <paul@codesourcery.com>
11783 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11785 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11787 * config/s390/s390.c (struct processor_costs): New fields
11788 dlgr, dlr, dr, dsgfr, dsgr.
11789 (z900_cost, z990_cost): Values for new fields.
11790 (s390_rtx_costs): New cases MEM und COMPARE in switch
11791 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
11792 DIV, MOD, UDIV, UMOD.
11794 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11796 * config/s390/s390.md ("doloop_si64"): Reload input value directly
11797 into the register being decremented.
11798 ("doloop_si31", "doloop_di"): Likewise.
11799 ("*doloop_si_long"): Adapt pattern.
11801 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11803 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
11805 (CLASS_MAX_NREGS): Likewise.
11807 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
11809 * doc/tree-ssa.texi (Statement Operands): Add example for new
11810 must-def macro. Note deprecation of old operands interface.
11812 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
11814 PR tree-optimization/19484
11815 * tree-cfg.c (remove_fallthru_edge): New function.
11816 (cleanup_control_flow): Remove fallthru edges from calls that are
11817 now known not to return.
11819 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11821 Fix PR tree-optimization/19038
11822 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
11823 copies with loop variant ones.
11825 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
11827 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
11828 config/alpha/alpha-protos.h, config/alpha/alpha.h,
11829 config/alpha/alpha.md, config/alpha/predicates.md,
11830 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
11831 config/sparc/sol2.h: Update copyright.
11833 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
11834 first label to see if it is a nonlocal label.
11836 2005-01-22 David Edelsohn <edelsohn@gnu.org>
11837 Andrew Pinski <pinskia@physics.uc.edu>
11840 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
11841 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
11843 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11845 * config/rs6000/rtems.h: Update copyright.
11847 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11850 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
11851 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
11852 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
11854 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11857 * c-typeck.c (convert_arguments): Check for error_mark_node.
11859 2005-01-21 Ian Lance Taylor <ian@airs.com>
11861 PR tree-optimization/13000
11862 * tree-inline.c: Include "tree-flow.h".
11863 (expand_call_inline): If warn_return_type, warn if non-void inline
11864 function falls through.
11865 * tree-cfg.c (execute_warn_function_return): Don't warn about
11866 control reaching end if TREE_NO_WARNING is set. Set
11868 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
11870 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
11871 branch if we don't need one.
11872 * c-typeck.c: Include "tree-flow.h"
11873 (c_finish_bc_stmt): Don't add a goto if the current statement
11874 list doesn't fall through to the current point.
11876 2005-01-21 Roger Sayle <roger@eyesopen.com>
11878 PR rtl-optimization/576
11879 * real.c (real_arithmetic): Change return type from void to bool
11880 to return an indication that the result may be inexact.
11881 * real.h (real_arithmeric): Update prototype.
11882 * fold-const.c (const_binop): Don't constant fold floating
11883 point expressions when the user specifies -frounding-math and
11884 the result may depend upon the run-time rounding mode.
11885 (fold_convert_const_real_from_real): Clean-up.
11886 (fold_initializer): Ignore flag_rounding_math for initializers.
11887 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
11888 constant fold FP operations with flag_rounding_math if the
11889 result may depend upon the run-time rounding mode.
11891 2005-01-21 Tom Tromey <tromey@redhat.com>
11893 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
11895 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
11897 * tree-cfg.c: Fix comment typos.
11899 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
11901 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
11902 around the call to rest_of_handle_branch_target_load_optimize.
11904 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11906 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
11907 (sparc64-*-openbsd*): Likewise.
11908 (sparclite-*-elf*): Include tm-dwarf2.h.
11909 (sparc86x-*-elf*): Likewise.
11910 (sparc64-*-elf*): Likewise.
11911 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
11912 (DBX_DEBUGGING_INFO): Likewise.
11913 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
11914 (PREFERRED_DEBUGGING_TYPE): Likewise.
11915 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
11916 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
11917 (PREFERRED_DEBUGGING_TYPE): Likewise.
11918 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
11919 (PREFERRED_DEBUGGING_TYPE): Likewise.
11920 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
11922 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
11925 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
11927 2005-01-20 Paul Brook <paul@codesourcery.com>
11929 * doc/rtl.texi: Document value extension requirements for CONST_INT.
11931 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11933 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
11934 label is first in a sequence of labels.
11936 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
11938 2005-01-20 Janis Johnson <janis187@us.ibm.com>
11939 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11941 * doc/sourcebuild.texi (Test Directives): New.
11943 2005-01-20 Roger Sayle <roger@eyesopen.com>
11945 * real.c (real_floor): Don't leave the result uninitialized when
11946 mode is VOIDMode, but return the unrounded intermediate value.
11947 (real_ceil): Likewise.
11949 2005-01-20 Paul Brook <paul@codesourcery.com>
11951 * config/arm/arm.md (insv): Use gen_int_mode.
11953 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11955 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
11956 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11957 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11958 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11959 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11961 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11964 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
11965 fbreg, so we have to assume we can't.
11966 (loc_descriptor_from_tree_1): Ditto.
11967 (containing_function_has_frame_base): New function.
11968 (add_location_or_const_value_attribute): Use it.
11969 Also try to generate a frame_base from a single element location
11972 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11974 PR tree-optimization/15349
11975 * timevar.def (TV_TREE_MERGE_PHI): New.
11976 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
11978 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
11979 calls to tree_forwarder_block_p.
11980 (remove_forwarder_block_with_phi, merge_phi_nodes,
11981 gate_merge_phi, pass_merge_phi): New.
11982 * tree-optimize.c (init_tree_optimization_passes): Add
11984 * tree-pass.h: Add an extern for pass_merge_phi;
11986 2005-01-20 Richard Henderson <rth@redhat.com>
11989 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
11990 (_mm_castps_pd, _mm_castps_si128): New.
11991 (_mm_castsi128_ps, _mm_castsi128_pd): New.
11993 2005-01-20 Richard Henderson <rth@redhat.com>
11996 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
11997 __builtin_ia32_vec_init_v2si.
11998 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
11999 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
12000 (ix86_init_mmx_sse_builtins): Create it.
12001 (ix86_expand_builtin): Expand it.
12002 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
12003 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
12004 (vec_extractv2si_0, vec_extractv2si_1): New.
12006 2005-01-20 Richard Henderson <rth@redhat.com>
12009 * config/i386/i386.c (ix86_expand_push): New.
12010 * config/i386/mmx.md (push<MMXMODE>1): New.
12011 * config/i386/sse.md (push<SSEMODE>1): New.
12012 * config/i386/i386-protos.h: Update.
12014 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
12016 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
12019 2005-01-20 Richard Henderson <rth@redhat.com>
12021 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
12022 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
12024 2005-01-19 Richard Henderson <rth@redhat.com>
12027 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
12028 to V4SFmode in SSE1 fallback load path.
12030 2005-01-19 Richard Henderson <rth@redhat.com>
12032 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
12033 in QImode expansion to ix86_expand_vector_set.
12034 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
12036 2005-01-19 Richard Henderson <rth@redhat.com>
12039 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
12040 subclass of the input class.
12041 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
12042 Always true for cross-SSE1 classes. Rationalize conditionals.
12043 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
12044 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
12045 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
12046 (movdi_2): Add MMX/SSE zeros.
12047 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
12048 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
12049 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
12050 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
12051 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
12052 (zero_extendsidi2_rex64_1): Remove.
12053 (MOV0 peephole): Check GENERAL_REG_P.
12055 2005-01-19 Richard Henderson <rth@redhat.com>
12058 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
12060 (ix86_expand_vector_extract): Likewise.
12062 2005-01-19 Richard Henderson <rth@redhat.com>
12064 PR middle-end/19304
12065 * expr.c (emit_move_change_mode): New argument force; use
12066 simplify_gen_subreg if true.
12067 (emit_move_via_alt_mode): Merge into ...
12068 (emit_move_via_integer): ... here.
12069 (emit_move_ccmode): Use emit_move_change_mode directly.
12071 2005-01-19 Richard Henderson <rth@redhat.com>
12074 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
12075 (alpha_preferred_reload_class): Handle CONST_VECTOR.
12076 (alpha_emit_set_const_1): Add no_output parameter; don't emit
12078 (alpha_emit_set_const): Likewise. Make static.
12079 (alpha_emit_set_long_const): Make static.
12080 (alpha_extract_integer): Split out from alpha_expand_mov.
12081 (alpha_split_const_mov): Likewise.
12082 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
12083 (alpha_legitimate_constant_p): New.
12084 * config/alpha/alpha-protos.h: Update.
12085 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
12086 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
12087 * config/alpha/alpha.md (movsi): Add n alternative.
12088 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
12089 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
12090 (splitters for all of the above): Use alpha_split_const_mov.
12091 * config/alpha/predicates.md (non_add_const_operand): New.
12092 (non_zero_const_operand): New.
12093 (input_operand): Use alpha_legitimate_constant_p after reload.
12095 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12097 PR tree-optimization/19038
12098 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
12099 (add_candidate): Add ivs with increment in latch only if
12100 allow_ip_end_pos_p is true.
12101 (determine_iv_cost): Use empty_block_p.
12103 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
12105 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
12106 (compute_dominance_frontiers): Ditto.
12108 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
12111 * config/sh/t-rtems: New.
12112 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
12114 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12116 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
12117 the offset of the selected field.
12119 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
12121 * tree-cfg.c (remove_forwarder_block): Fix the check to
12122 prevent a nonlocal label from appearing in the middle of a
12125 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
12127 PR rtl-optimization/19462
12128 * reorg.c (find_end_label): Create return insn only if
12129 current_function_epilogue_delay_list is empty.
12131 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
12133 * doc/passes.texi: Remove paragraph mentioning new-ra.
12135 2005-01-19 Jakub Jelinek <jakub@redhat.com>
12137 PR rtl-optimization/15139
12138 * combine.c: Include params.h.
12139 (count_rtxs): New function.
12140 (record_value_for_reg): If replace_rtx would replace at least
12141 2 occurrences of REG in VALUE and TEM is really large, replace REG with
12142 (clobber (const_int 0)) instead of TEM.
12143 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
12144 * params.h (MAX_LAST_VALUE_RTL): New.
12145 * Makefile.in (combine.o): Depend on $(PARAMS_H).
12146 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
12149 * c-typeck.c (digest_init): Only call build_vector if all constructor
12150 elements are *_CST nodes.
12151 * gimplify.c (gimplify_init_constructor): Likewise.
12153 PR middle-end/19164
12154 * c-typeck.c (digest_init): Only call build_vector if inside_init
12157 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12159 * toplev.c (init_asm_output): Remove dead #ifdef.
12161 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
12163 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
12165 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12167 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
12168 accessing DECL_FUNCTION_CODE.
12169 * dojump.c (do_jump): Likewise.
12170 * gimplify.c (gimplify_call_expr): Likewise.
12171 * predict.c (expr_expected_value): Likewise.
12172 (strip_builtin_expect): Likewise.
12173 * tree-inline.c (estimate_num_insns_1): Likewise.
12174 * tree-ssa-loop-im.c (stmt_cost): Likewise
12175 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
12176 (tree_expr_nonnegative_p): Likewise.
12178 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12180 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
12181 variant of the load_pcrel_sym pattern.
12182 * config/sparc/sparc.md (P macro): Move to the top.
12183 (load_pcrel_sym): Macroize using P.
12184 (save_register_window): Likewise.
12186 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
12188 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
12189 ("sordered"): Same.
12191 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
12194 * c-typeck.c (build_asm_expr): Strip nops off
12195 input memory operands.
12197 2005-01-18 David Edelsohn <edelsohn@gnu.org>
12199 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
12200 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
12201 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
12202 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
12204 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
12207 * config/i386/i386.c (override_options): If the 80387 is disabled,
12208 then do not return FP values using FP registers.
12210 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
12212 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
12213 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
12214 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
12215 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
12216 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
12217 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
12218 output.h, postreload-gcse.c, postreload.c, recog.c,
12219 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
12220 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
12221 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
12222 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
12223 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
12224 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
12225 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
12226 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
12228 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
12229 config/alpha/alpha.c, config/arm/vfp.md,
12230 config/i386/emmintrin.h, config/i386/i386-modes.def,
12231 config/i386/i386-protos.h, config/i386/i386.h,
12232 config/i386/pmmintrin.h, config/i386/ppro.md,
12233 config/i386/predicates.md, config/i386/xmmintrin.h,
12234 config/i860/i860.c, config/ia64/ia64-modes.def,
12235 config/ia64/ia64-protos.h, config/ia64/ia64.h,
12236 config/ia64/ia64.md, config/ia64/itanium1.md,
12237 config/ia64/itanium2.md, config/ia64/predicates.md,
12238 config/iq2000/iq2000.h, config/mips/linux64.h,
12239 config/rs6000/aix41.h, config/rs6000/aix43.h,
12240 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
12241 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
12242 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
12243 config/sparc/linux64.h, config/sparc/litecoff.h,
12244 config/sparc/sp64-elf.h, config/sparc/sparc.c,
12245 config/sparc/sparc.h, config/sparc/sparc.md,
12246 config/sparc/sysv4-only.h: Update copyright.
12248 2005-01-18 Richard Henderson <rth@redhat.com>
12251 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
12253 2005-01-18 Marc Espie <espie@openbsd.org>
12254 * config/i386/openbsdelf.h: Typo.
12256 2005-01-18 Richard Henderson <rth@redhat.com>
12258 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
12259 special case for sse.
12260 * config/i386/predicates.md (sse_comparison_operator): Likewise.
12262 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
12264 * tree-inline.c (estimate_num_insns_1): Added cases for
12265 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
12267 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12269 PR rtl-optimization/19296
12270 * combine.c (simplify_comparison): Rewrite the condition under
12271 which a non-paradoxical SUBREG of a PLUS can be lifted when
12272 compared against a constant.
12274 2005-01-18 Andi Kleen <ak@muc.de>
12276 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
12277 * c.opt (-Wpointer-sign): Add.
12278 * doc/invoke.texi: (-Wpointer-sign): Add.
12280 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12282 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
12283 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
12284 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
12285 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
12286 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
12287 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
12288 for TARGET_MIX_SSE_I387.
12289 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
12290 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
12291 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
12292 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
12293 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
12294 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
12295 TARGET_MIX_SSE_I387.
12296 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
12299 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12302 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
12303 Add movaps alternative for xmm reg->reg move.
12305 2005-01-17 Jeff Law <law@redhat.com>
12307 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
12308 at the end of the main DOM loop rather than just before DOM exits.
12310 2005-01-17 Diego Novillo <dnovillo@redhat.com>
12312 PR tree-optimization/19121
12313 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
12314 adding aliases to a name tag, also add them to the pointer's
12316 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
12317 sensitive alias info at all. Only check that the two pointers
12318 have compatible pointed-to sets.
12319 * tree-ssa.c (verify_name_tags): Verify that the alias set of
12320 a pointer's type tag is a superset of the alias set of the
12321 pointer's name tag.
12323 2005-01-17 James E Wilson <wilson@specifixinc.com>
12326 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
12327 comment to document why.
12329 2005-01-17 Richard Henderson <rth@redhat.com>
12331 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
12332 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
12333 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
12334 sse2_vmsminv2df3_finite): New.
12335 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
12336 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
12337 Force op1 into register.
12339 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
12341 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
12342 bubblestrap from always rebuilding build directory.
12344 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
12346 * config/s390/s390.md ("*clc"): Remove incorrect '='.
12347 ("*cmpmem_short"): Likewise.
12349 2005-01-17 Steven Bosscher <stevenb@suse.de>
12351 * basic-block.h: Document BB_* flags.
12352 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
12353 use an sbitmap instead.
12354 * sched-rgn.c (compute_trg_info): Likewise.
12356 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
12358 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
12359 redundant target_cpu_default and extra_parts lines. Use the default
12361 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
12362 (SUBTARGET_EXTRA_SPECS): Delete.
12363 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
12364 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
12365 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
12366 and "n32" for -mabi=n32.
12368 2005-01-17 Ian Lance Taylor <ian@airs.com>
12371 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
12372 fold constant variables into initial values.
12374 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12376 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
12378 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
12379 through the statements backward.
12381 2005-01-17 Ian Lance Taylor <ian@airs.com>
12383 PR middle-end/13127:
12384 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
12385 a variable set to the return value of the inlined function.
12387 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
12389 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
12390 when modes are tieable.
12392 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
12394 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
12395 of pthread_create to find out if threads are enabled.
12396 * gthr-posix95.h (__gthread_active_p): Likewise.
12398 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12400 * common.opt (-fnew-ra): Remove.
12402 * toplev.h (flag_new_regalloc): Remove.
12403 * Makefile.in (ra*.*): Don't mention.
12404 * passes.c (rest_of_handle_new_regalloc): Remove.
12405 (rest_of_handle_combine, rest_of_compilation): Always consider
12406 flag_new_regalloc as false.
12407 * doc/invoke.texi: Don't document -fnew-ra.
12409 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12411 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
12412 last parameter to reg_scan.
12413 * loop.c (loop_optimize): Likewise.
12414 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
12415 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
12416 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12417 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12418 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
12419 * regclass.c (reg_scan): Likewise, for the declaration.
12420 * rtl.h (reg_scan): Likewise, for the prototype.
12422 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12424 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
12425 mark_dfs_back_edges.
12427 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
12429 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
12430 (compute_avail): Uses don't go in tmp_gen.
12432 2005-01-16 Steven Bosscher <stevenb@suse.de>
12434 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
12435 loop to look for a free slot in a page entry.
12437 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12440 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
12441 * toplev.c (compile_file): Call process_pending_assemble_output_defs
12442 just before targetm.asm_out.file_end.
12443 * tree.h (process_pending_assemble_output_defs): Declare.
12444 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
12446 (assemble_alias): Defer generation of assembly code for defines when
12447 TARGET_DEFERRED_OUTPUT_DEFS is true.
12448 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12449 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12450 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
12452 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12455 * pa.c (pa_scalar_mode_supported_p): New function.
12456 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12457 * pa.h (MIN_UNITS_PER_WORD): Add comment.
12459 * pa-protos.h (prefetch_operand): Delete.
12460 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
12461 * pa.c (prefetch_operand): Delete.
12462 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
12463 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
12464 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
12465 and prefetch_nocc_operand.
12466 * pa.md (prefetch): Rework to avoid reload problems handling short
12467 displacements when a cache control completer needs to be provided.
12468 (prefetch_32, prefetch_64): Delete.
12469 (prefetch_cc, prefetch_nocc): New patterns.
12471 2005-01-15 David Edelsohn <edelsohn@gnu.org>
12473 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
12475 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12478 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
12479 exceeds maximum alignment for global common data.
12480 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
12481 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
12483 2004-01-15 Roger Sayle <roger@eyesopen.com>
12485 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
12487 2004-01-15 Roger Sayle <roger@eyesopen.com>
12489 * harg-reg-set.h (reg_class_names): Prototype global array.
12490 * regclass.c (reg_class_names): Declare here and initialize to
12492 (dump_regclass): Remove local declaration of reg_class_names.
12493 (regclass): Likewise.
12494 * cfg.c (dump_flow_info): Likewise.
12495 * ra-debug.c (reg_class_names): Likewise.
12496 * regrename.c (reg_class_names): Likewise.
12497 * reload.c (reg_class_names): Likewise.
12498 * reload1.c (spill_failure): Likewise.
12499 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
12501 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
12503 * config/s390/s390.md ("reload_outti"): Remove predicate for
12504 output operand. Abort if operand is not a MEM.
12505 ("reload_outdi", "reload_outdf"): Likewise.
12507 2005-01-15 Marc Espie <espie@openbsd.org>
12509 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
12510 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
12511 * config/openbsd.h: Fix C++ includes for native configurations.
12512 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
12513 Add trampoline support.
12514 * config/i386/openbsdelf.h: New.
12516 2005-01-15 Marc Espie <espie@openbsd.org>
12518 * collect2.c (main): Explicitly parse -dynamic-linker option.
12520 2005-01-15 Jakub Jelinek <jakub@redhat.com>
12522 PR tree-optimization/19060
12523 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
12524 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
12525 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
12526 and handle extract_range_from_cond returning false.
12527 * fold-const.c (fold): Optimize comparisons with min/max even for
12528 width > HOST_BITS_PER_WIDE_INT.
12530 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
12532 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
12533 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
12534 Remove little endian multilib variants.
12535 Add mips32 multilib variant.
12537 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
12539 * explow.c (copy_all_reg, stabilize): Remove.
12540 * expr.h: Remove the corresponding prototypes.
12542 * rtlanal.c (regs_set_between_p): Remove.
12543 * rtl.h: Remove the corresponding prototype.
12545 2005-01-14 David Edelsohn <edelsohn@gnu.org>
12547 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
12548 to rs6000_nonimmediate_operand.
12549 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
12550 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
12551 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
12552 rs6000_nonimmediate_operand.
12553 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
12554 rs6000_nonimmediate_operand.
12556 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
12558 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
12560 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12562 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
12564 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
12565 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
12567 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
12568 (rs6k_nonimmediate_operand): New.
12569 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
12571 (legitimate_lo_sum_address_p): Same.
12572 (rs6000_legitimize_address): Same.
12573 (rs6000_legitimize_reload_address): Same.
12574 (rs6000_legitimate_address): Same.
12575 (spe_build_register_parallel): Pass DF and DC modes in a DI
12578 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
12579 to rs6k_nonimmediate_operand.
12581 * config/rs6000/spe.md ("*frob_df_di"): New.
12582 ("*frob_di_df"): New.
12583 ("*frob_di_df_2"): New.
12584 ("*mov_sidf_e500_subreg0"): New.
12585 ("*mov_sidf_e500_subreg4"): New.
12586 ("*movdf_e500_double"): Change predicate to
12587 rs6k_nonimmediate_operand.
12589 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12591 * postreload.c (move2add_note_store): Only call
12592 trunc_int_for_mode on scalar integers.
12594 2005-01-14 Steven Bosscher <stevenb@suse.de>
12596 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
12597 replace BB_VISITED uses.
12598 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
12599 (propagate_necessity): Check the bitmap instead of BB_VISITED.
12600 (tree_dce_done): Free visited_control_parents.
12601 (perform_tree_ssa_dce): Allocate and clear it.
12602 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
12603 (compute_antic): Iterate from here using a DFS. Use an sbitmap
12604 instead of BB_VISITED.
12606 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
12608 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
12609 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
12610 Remove unused prototypes.
12612 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12614 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
12615 64-bit register usage.
12616 (spe_func_has_64bit_regs_p): Add FIXME note.
12618 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12620 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
12621 flag_finite_math_only with flag_unsafe_math_optimizations.
12623 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
12625 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
12626 end-of-stack check.
12627 (__tpf_eh_return): Copy TPF private stack area from the module
12628 boundary stack frame. Add check for when module addresses are
12629 equal, but no stub address is found.
12631 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
12634 * arm.h (struct machine_function): Add call_via field.
12635 (thumb_call_via_label): Declare.
12636 * arm.c (thumb_call_via_label): New variable.
12637 (thumb_call_reg_needed): New variable.
12638 (arm_output_function_epilogue): For Thumb code, output any per-function
12639 call-indirect trampolines.
12640 (thumb_call_via_reg): New function.
12641 (arm_file_end): New function.
12642 (TARGET_ASM_FILE_END): Call arm_file_end.
12643 (aof_file_end): Likewise.
12644 * arm-protos.h (thumb_call_via_reg): Declare.
12645 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
12646 thumb_call_via_reg in normal case.
12648 2005-01-14 Jakub Jelinek <jakub@redhat.com>
12650 PR middle-end/19084
12651 PR rtl-optimization/19348
12652 * recog.c (peephole2_optimize): Do global life update if some peephole
12653 decides it doesn't need at least one of its inputs and that change
12654 influences liveness at the start of the basic block.
12656 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
12657 arguments instead of 1.
12659 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
12661 PR middle-end/18820
12662 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
12663 zero for nested functions needing a static chain or functions
12664 with a non-constant address.
12666 2005-01-13 Roger Sayle <roger@eyesopen.com>
12668 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12669 (and (sign_extend X) C) into (zero_extend (and X C)).
12671 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12673 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12675 2005-01-13 Richard Henderson <rth@redhat.com>
12680 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
12681 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
12682 not just TARGET_SSE.
12683 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
12684 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
12685 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
12686 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
12687 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
12688 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
12689 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
12690 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
12691 (movdicc_c_rex64): Rename with '*'.
12692 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
12693 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
12694 (movsfcc_1_387): Rename from movsfcc_1.
12695 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
12696 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
12697 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
12698 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
12699 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
12700 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
12701 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
12702 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
12703 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
12704 sse_movdfcc_const0_4): Remove.
12705 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
12706 recognize min/max early. Update for changed sse cmove patterns.
12707 (ix86_split_sse_movcc): New.
12708 * config/i386/i386-protos.h: Update.
12710 2005-01-13 Steven Bosscher <stevenb@suse.de>
12712 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12713 (fix_stmt_v_may_defs): Likewise.
12715 2005-01-13 Richard Henderson <rth@redhat.com>
12717 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12718 for converting the mask.
12720 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12722 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12725 2005-01-13 Richard Henderson <rth@redhat.com>
12727 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
12728 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
12729 IX86_BUILTIN_MOVDQ2Q): Remove.
12730 (IX86_BUILTIN_VEC_EXT_V4SI): New.
12731 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
12732 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
12734 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
12735 (sse2_pextrw): Fix immediate constraint.
12736 (sse2_loadq, sse2_loadq_rex64): Remove.
12737 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
12738 Use __builtin_ia32_vec_ext_<size>.
12739 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
12741 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12743 * function.c (assign_parm_setup_block): Look inside original
12744 entry_parm when inspecting PARALLEL.
12746 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12747 Joel Sherrill <joel@oarcorp.com>
12750 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
12751 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
12752 rtems_gxx_recursive_mutex_init.
12753 (__gthread_recursive_mutex_lock): New function.
12754 (__gthread_recursive_mutex_trylock): Likewise.
12755 (__gthread_recursive_mutex_unlock): Likewise.
12757 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12759 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12761 2005-01-13 Jan Beulich <jbeulich@novell.com>
12763 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
12764 (ashrti3_internal): Indicate output is early clobber. Generate result
12765 into output rather than first input. Use move for low word of output
12766 if shift count is exactly 64.
12767 (lshrti3_internal): Likewise.
12769 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12773 * reload1.c (delete_output_reload): Don't delete an output reload
12774 if the pseudo lives longer than a single basic block. Adjust and
12775 improve wording of comment.
12777 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12780 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12781 of TYPE_SIZE where we mean the number of bytes.
12783 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12785 * function.c (assign_parm_setup_block): Relax condition on
12786 multi-register optimization.
12788 2005-01-12 Nick Clifton <nickc@redhat.com>
12790 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
12791 an "in_delay_slot" attribute of "no" to prevent them being used in
12792 delay slots. This is forbidden because they might generate
12795 2005-01-12 Alan Modra <amodra@bigpond.net.au>
12798 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
12799 with r->Y and Y->r.
12801 2005-01-12 Nick Clifton <nickc@redhat.com>
12803 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
12804 passed on to GAS) but do not define, as GAS no longer supports or
12805 needs the -m2000 option.
12807 2005-01-11 Roger Sayle <roger@eyesopen.com>
12809 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
12810 type as args of unprototyped builtins aren't automatically promoted.
12811 (fold_builtin_abs): Likewise.
12813 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12815 * Makefile.in: Set a `build-warn' variable.
12817 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12819 PR tree-optimization/17949
12820 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
12821 (find_interesting_uses_address): Use it.
12823 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
12825 * regrename.c (kill_value): Handle subreg's that won't simplify.
12827 2005-01-11 Richard Henderson <rth@redhat.com>
12830 * config/i386/i386.h (enum ix86_builtins): Move ...
12831 * config/i386/i386.c: ... here.
12832 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
12833 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
12834 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
12835 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
12836 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
12837 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
12838 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
12839 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
12840 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
12841 IX86_BUILTIN_LOADDDUP): Remove.
12842 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
12843 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
12844 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
12845 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
12846 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
12847 (ix86_init_builtins): Make static.
12848 (ix86_init_mmx_sse_builtins): Update for changed builtins.
12849 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
12850 if all the modes match. Otherwise, fake it.
12851 (get_element_number, ix86_expand_vec_init_builtin,
12852 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
12853 (ix86_expand_builtin): Make static. Update for changed builtins.
12854 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
12855 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
12856 (ix86_expand_vector_init_duplicate): New.
12857 (ix86_expand_vector_init_low_nonzero): New.
12858 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
12859 Split out from ix86_expand_vector_init; handle integer modes.
12860 (ix86_expand_vector_init): Use them.
12861 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
12862 * config/i386/i386-protos.h: Update.
12863 * config/i386/predicates.md (reg_or_0_operand): New.
12864 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
12865 (movv2sf_internal): Likewise. And a splitter to match them all.
12866 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
12867 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
12868 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
12869 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
12870 (mmx_pinsrw): Fix operand ordering.
12871 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
12872 rather than sse_loadss expander.
12873 (movv2df splitter): Similarly.
12874 (sse_loadss, sse_loadlss): Remove.
12875 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
12876 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
12877 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
12878 (sse3_movddup): Rename with '*'.
12879 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
12880 (sse2_loadsd): Remove.
12881 (vec_dupv2df_sse3): Rename from sse3_loadddup.
12882 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
12883 (sse2_pinsrw): Fix argument ordering.
12884 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
12885 (sse2_stored): Remove 'r' destination.
12886 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
12887 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
12888 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
12889 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
12890 vec_extractv16qi, vec_initv16qi): New.
12892 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
12893 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
12894 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
12896 (_mm_load_pd, _mm_store_pd): Use plain dereference.
12897 (_mm_load_si128, _mm_store_si128): Likewise.
12898 (_mm_load1_pd): Use _mm_set1_pd.
12899 (_mm_load_sd): Use _mm_set_sd.
12900 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
12901 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
12902 (_mm_set_epi64): Use _mm_set_epi64x.
12903 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
12904 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
12905 _mm_setr_epi8): Use _mm_set_foo form.
12906 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
12907 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
12908 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
12909 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
12910 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
12911 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
12912 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
12913 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
12914 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
12915 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
12916 (_mm_movedup_pd): Use _mm_shuffle_pd.
12917 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
12918 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
12919 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
12920 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
12921 Use _mm_setzero_ps.
12922 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
12923 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
12924 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
12925 (_mm_store_ps): Use raw dereference.
12926 (_mm_store1_ps): Use _mm_storeu_ps.
12927 (_mm_storer_ps): Use _mm_store_ps.
12928 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
12929 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
12931 2005-01-11 Stan Shebs <shebs@apple.com>
12933 * config/rs6000/rs6000.c (machopic_output_stub): Issue
12934 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
12936 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
12939 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
12940 Skip all DECLs except for FIELD_DECLs.
12942 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12944 * config/s390/s390.c (override_options): Return error if
12945 -mbackchain, -mpacked-stack and -mhard-float are used together.
12946 (s390_va_start): Remove the backchain && packed-stack special case.
12947 (s390_gimplify_va_arg): Likewise.
12948 * doc/invoke.texi: Remove the ABI incompatibility note.
12950 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12952 * config/s390/s390.c (struct s390_frame_layout): Remove
12954 (s390_frame_info, s390_emit_prologue): Replace occurrences of
12955 save_backchain_p with TARGET_BACKCHAIN.
12957 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12960 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
12961 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
12962 * function.c (locate_and_pad_parm): Set new field.
12963 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
12964 Tweak where_pad test to include "none". Always set mem align for
12966 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
12967 not sufficient for type.
12968 (assign_parm_setup_block): If stack_parm is zero on entry, always
12969 make a new stack local. Block move old stack parm if necessary
12970 to new aligned stack local.
12971 (assign_parm_setup_stack): Use a block move to handle
12972 potentially misaligned entry_parm.
12973 (assign_parms_unsplit_complex): Specify required alignment when
12974 creating stack local.
12975 * calls.c (compute_argument_addresses): Override alignment of stack
12976 arg calculated from its type with the alignment given by
12977 FUNCTION_ARG_BOUNDARY.
12978 (store_one_arg): Likewise.
12980 2005-01-11 Jan Beulich <jbeulich@novell.com>
12982 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
12983 Change respective itanium_class attribute to ialu.
12984 (shladdp4_internal): New.
12985 * config/ia64/predicates.md (shladd_log2_operand): New.
12987 2005-01-11 Richard Henderson <rth@redhat.com>
12989 * expr.c (store_constructor): Use rtvec_alloc instead of
12990 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
12992 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
12994 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
12996 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12998 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
12999 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
13000 (TARGET_RWRELOC): Define.
13001 (ia64_rwreloc_section_type_flags): Delete.
13002 (ia64_section_type_flags): New function.
13003 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
13004 (TARGET_RWRELOC): Define.
13006 2005-01-10 David Mosberger <davidm@hpl.hp.com>
13009 * config/ia64/ia64.c (process_set): For alloc insn, only call
13010 process_epilogue is !frame_pointer_needed.
13012 2005-01-10 Roger Sayle <roger@eyesopen.com>
13015 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
13016 unary operator and can't be treated as a binary/comparison operator.
13018 2005-01-10 Richard Henderson <rth@redhat.com>
13020 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
13021 (ix86_return_in_memory): Likewise.
13022 (function_arg_advance): Likewise. Mirror structure in function_arg
13023 for choosing register to advance.
13025 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
13027 * tree-vectorizer.c, tree.def: Fix comment typos.
13029 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
13031 * config/s390/s390.c (struct processor_costs): 4 new fields:
13032 ddbr, ddr, debr, der.
13033 (s390_rtx_costs): More precise handling of divide instructions.
13035 2005-01-10 David Edelsohn <edelsohn@gnu.org>
13037 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
13039 2005-01-10 Jan Beulich <jbeulich@novell.com>
13041 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
13042 names resulting from -ffunction-sections/-fdata-sections and linkonce
13044 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
13045 based on the section name. Rearrange the section name comparison logic
13046 slightly so that each section name is compared against at most once.
13048 2005-01-10 Ben Elliston <bje@au.ibm.com>
13050 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
13051 targets for which -fPIC reduces limitations on the GOT size.
13053 2005-01-09 Falk Hueffner <falk@debian.org>
13055 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
13058 2005-01-09 David Edelsohn <edelsohn@gnu.org>
13061 * collect2.c (main): Set aixrtl_flag for -brtl option.
13062 (resolve_lib_name): Search for .so file extension before .a
13063 if aixrtl_flag set.
13065 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
13067 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
13068 (vect_analyze_data_refs_alignment): Add dump prints.
13070 2005-01-09 Ira Rosen <irar@il.ibm.com>
13072 * tree-vectorizer.c (vect_analyze_offset_expr): Use
13073 expr_invariant_in_loop_p.
13074 Initialize outputs first thing in the function.
13075 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
13076 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
13077 (vect_analyze_pointer_ref_access): Check that the initial condition of
13078 the access function is loop invariant.
13080 2005-01-09 Richard Henderson <rth@redhat.com>
13082 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
13083 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
13084 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
13085 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
13086 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
13087 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
13088 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
13089 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
13090 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
13091 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
13092 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
13093 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
13094 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
13095 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
13096 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
13097 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
13098 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
13099 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
13100 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
13101 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
13102 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
13103 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
13104 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
13106 (mmx_clrdi, pavgusb): Remove.
13107 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
13108 with leading sse_ prefix.
13109 * config/i386/sse.md: Receive them.
13110 * config/i386/mmx.md: New file.
13111 (MMXMODE12, MMXMODE24, mmxvecsize): New.
13112 (subrv2sf3): Turn into expander for normal subtraction.
13113 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
13114 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
13115 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
13116 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
13117 commutative; use ix86_binary_operator_ok.
13118 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
13119 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
13120 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
13121 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
13122 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
13123 Macroize from existing patterns; use ix86_binary_operator_ok.
13124 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
13125 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
13126 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
13127 with vec_select+vec_concat.
13128 (mmx_pshufw, mmx_pshufw_1): Likewise.
13129 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
13130 (mmx_uavgv4hi3): Model correctly.
13131 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
13132 _mm_xor_si64): Remove casts.
13134 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
13136 PR tree-optimization/19224
13137 * tree-scalar-evolution.c (get_instantiated_value,
13138 set_instantiated_value): New functions.
13139 (instantiate_parameters_1): Cache the results.
13140 (instantiate_parameters, resolve_mixers): Initialize and free
13143 2005-01-08 David Edelsohn <edelsohn@gnu.org>
13145 * config/i386/i386.md (addhi_4): Correct reference in comment.
13148 2005-01-08 Richard Henderson <rth@redhat.com>
13150 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
13151 (_mm_cvtsi128_si64x): Likewise.
13152 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
13153 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
13154 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
13155 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
13156 * config/i386/i386-protos.h: Update.
13157 * config/i386/i386.c (print_operand): Add 'H'.
13158 (ix86_fixup_binary_operands): Split out from ...
13159 (ix86_expand_binary_operator): ... here.
13160 (ix86_fixup_binary_operands_no_copy): New.
13161 (ix86_expand_fp_absneg_operator): Handle vector mode results.
13162 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
13163 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
13164 (safe_vector_operand): Use CONST0_RTX.
13165 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
13166 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
13167 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
13168 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
13170 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
13171 (IX86_BUILTIN_CMPNGESS): New.
13172 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
13173 (attr type): Add sselog1.
13174 (attr unit, attr memory): Handle it.
13175 (movti, movti_internal, movti_rex64): Move near other integer moves.
13176 (movtf, movtf_internal): Move near other fp moves.
13177 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
13178 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
13179 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
13180 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
13181 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
13182 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
13183 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
13184 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
13185 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
13186 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
13187 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
13188 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
13189 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
13190 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
13191 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
13192 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
13193 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
13194 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
13195 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
13196 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
13197 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
13198 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
13199 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
13200 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
13201 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
13202 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
13203 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
13204 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
13205 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
13206 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
13207 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
13208 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
13209 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
13210 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
13211 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
13212 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
13213 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
13214 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
13215 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
13216 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
13217 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
13218 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
13219 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
13220 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
13222 (SSEPUSH, push<SSEPUSH>): Remove.
13223 (MMXPUSH, push<MMXPUSH>): Remove.
13224 (sse_movaps, sse_movaps_1, sse_movups): Remove.
13225 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
13226 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
13227 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
13228 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
13229 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
13230 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
13231 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
13232 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
13233 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
13234 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
13235 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
13236 (ppro_sse_log_V4SF): Handle sselog1.
13237 * config/i386/predicates.md (const_0_to_1_operand): New.
13238 (const_0_to_255_mul_8_operand): New.
13239 (const_1_to_31_operand): Rename from const_int_1_31_operand.
13240 (const_2_to_3_operand, const_4_to_7_operand): New.
13241 * config/i386/sse.md: New file.
13242 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
13243 (sse_movups): Rename from sse_movups_1.
13244 (sse_loadlss): Rename from sse_loadss_1.
13245 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
13247 (negv4sf2): Use ix86_expand_fp_absneg_operator.
13248 (absv4sf2, negv2df, absv2df): New.
13249 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
13250 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
13251 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
13252 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
13253 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
13254 (sse3_addsubv4sf3): Model correctly.
13255 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
13256 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
13257 (sse_movhlps): Model with vec_select+vec_concat.
13258 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
13259 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
13260 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
13261 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
13262 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
13263 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
13264 sse2_pshufhw_1): Likewise.
13265 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
13266 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
13267 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
13268 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
13269 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
13270 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
13271 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
13272 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
13273 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
13274 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
13275 sminv8hi3): Mark commutative
13276 operands. Use ix86_binary_operator_ok.
13277 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
13278 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
13279 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
13280 sse2_punpcklqdq): Allow operand2 in memory.
13281 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
13282 sse2_movsd): Add memory alternatives.
13283 (sse_storelps): Turn expander into an insn; split after reload.
13284 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
13285 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
13287 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13289 * configure.ac (DWARF-2 debug_line): Use objdump.
13290 * configure: Regenerate.
13292 2005-01-08 Jeff Law <law@redhat.com>
13293 Diego Novillo <dnovillo@redhat.com>
13295 PR tree-optimization/18241
13296 * tree-nrv.c (tree_nrv): Ignore volatile return values.
13297 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
13298 statements with volatile operands.
13299 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
13300 operands after marking a statement with has_volatile_ops.
13302 2005-01-08 Roger Sayle <roger@eyesopen.com>
13304 * tree.c (int_fits_type_p): Always honor integer constant
13305 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
13307 2005-01-08 Roger Sayle <roger@eyesopen.com>
13309 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
13310 the latent bug in rtl_delete_block has been resolved.
13312 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13314 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
13315 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
13317 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13319 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
13320 library as @multilib_dir@/$(SHLIB_SONAME).
13322 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13324 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
13325 * configure: Regenerate.
13327 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13329 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
13332 2005-01-07 David Edelsohn <edelsohn@gnu.org>
13335 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
13336 Convert non-word aligned offset address using ld/std into
13339 2005-01-07 Richard Henderson <rth@redhat.com>
13341 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
13343 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
13345 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
13347 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13349 PR tree-optimization/19283
13350 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
13351 is not shorter than the original type.
13353 PR rtl-optimization/19012
13354 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
13356 PR rtl-optimization/18861
13357 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
13358 (FULL_STATE): Define.
13359 (mark_tablejump_edge): New function.
13360 (purge_dead_tablejump_edges): New function.
13361 (find_bb_boundaries): Use it.
13363 PR tree-optimization/18828
13364 * builtins.c (expand_builtin_next_arg): Remove argument and all
13365 the argument checking.
13366 (expand_builtin): Adjust caller.
13367 (expand_builtin_va_start): Likewise. Remove error for too many
13369 (fold_builtin_next_arg): Issue error for too many arguments.
13370 After checking arguments, replace them with magic arguments that
13371 prevent further checking of the args.
13373 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13375 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
13377 2005-01-06 Roger Sayle <roger@eyesopen.com>
13380 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
13381 and %{.S:...} (and their negative variants) to test whether the
13382 input file is assembler or pre-processed-assembler independent of
13383 the actual filename extension.
13385 2005-01-06 Roger Sayle <roger@eyesopen.com>
13387 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
13388 of sign or zero extended values.
13390 2005-01-06 Geoffrey Keating <geoffk@apple.com>
13392 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
13393 for IBM long double format correctly.
13395 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
13397 Fix PR tree-optimization/18792
13399 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
13400 to first_loop_depth, and use loop depth instead of loop number.
13401 (build_classic_dir_vector): Ditto.
13402 (compute_data_dependences_for_loop): Use depth, not loop number.
13403 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
13404 number. Pass in loops, instead of loop numbers.
13405 (gather_interchange_stats): Ditto.
13406 (linear_transform_loops): Ditto.
13408 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
13411 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
13412 biv_fits_mode_p, extension_within_bounds_p): New functions.
13413 (check_ext_dependent_givs): Use them.
13415 2005-01-06 Roger Sayle <roger@eyesopen.com>
13417 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
13418 more than one barrier, in which case we should delete them all.
13420 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
13422 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
13424 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
13426 Fix PR middle-end/19286
13428 * dwarf2out.c (gen_subprogram_die): If we've already tried to
13429 output this subprogram, simply ignore this attempt to do it again.
13430 (add_abstract_origin_attribute): Don't abort trying to add the abstract
13431 origin attribute if it's not possible.
13432 (gen_block_die): Don't ignore subblocks of "unused" blocks.
13433 (decls_for_scope): Ditto.
13434 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
13435 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
13437 2005-01-05 Richard Henderson <rth@redhat.com>
13440 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
13441 (bdesc_2arg): Use it.
13442 (ix86_expand_binop_builtin): Force operands into registers
13444 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
13445 ix86_expand_sse_compare, ix86_expand_sse_comi,
13446 ix86_expand_builtin): Likewise.
13448 2005-01-05 Richard Henderson <rth@redhat.com>
13450 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
13452 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
13453 (mulv4hi3): Set itanium_class mmmul.
13454 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
13455 (fpack): Rename from fpack_sfsf.
13457 2005-01-05 Richard Henderson <rth@redhat.com>
13460 * reload1.c (do_input_reload): Restrict the optimization deleteing
13461 a previous output reload to RELOAD_FOR_INPUT.
13463 2005-01-05 Steven Bosscher <stevenb@suse.de>
13465 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
13466 comment that we fall through after case.
13467 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
13468 (distribute_links): Likewise.
13469 * cse.c (cse_insn): Likewise.
13470 * cselib.c (cselib_invalidate_mem): Likewise.
13471 * df.c: Update comments at the top of the file.
13472 (read_modify_subreg_p): Update comments here too.
13473 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
13474 * flow.c (mark_set_1): Likewise.
13475 (mark_used_regs): Likewise.
13476 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13477 (canon_list_insert): Likewise.
13478 (mark_set): Likewise.
13479 (try_replace_reg): Likewise.
13480 (store_killed_in_insn): Likewise.
13481 * loop.c (count_one_set): Likewise.
13482 (basic_induction_var): Likewise.
13483 * postreload-gcse.c (find_mem_conflicts): Likewise.
13484 * postreload.c (reload_combine_note_store): Likewise.
13485 (move2add_note_store): Likewise.
13486 * reload.c (find_equiv_reg): Likewise.
13487 (mark_referenced_resources): Likewise.
13488 * rtlanal.c (set_noop_p): Likewise.
13489 (note_stores): Likewise.
13490 (note_uses): Likewise.
13491 * sched-deps.c (sched_analyze_1): Likewise.
13492 * sched-rgn.c (check_live_1): Likewise.
13493 (update_live_1): Likewise.
13494 * config/i860/i860.c: Likewise.
13496 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
13498 (ZERO_EXTRACT): Mention that this one can be an lvalue.
13500 * doc/rtl.texi: Update documentation for bit-fields and SET.
13502 2005-01-05 Roger Sayle <roger@eyesopen.com>
13504 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
13506 2005-01-05 Jan Hubicka <jh@suse.cz>
13507 Richard Henderson <rth@redhat.com>
13510 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
13513 2005-01-05 Richard Henderson <rth@redhat.com>
13516 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
13517 (sse_shufps): Change operand 3 to const_int_operand.
13518 (sse2_storelps): Fix typo in template.
13519 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
13520 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
13521 (ix86_expand_builtin): Likewise.
13523 2005-01-05 Julian Brown <julian@codesourcery.com>
13525 * config/arm/arm.c (arm_return_in_memory): Treat complex types
13526 as aggregates for AAPCS ABIs.
13528 2005-01-05 Stan Shebs <shebs@apple.com>
13530 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
13531 Mach-O getters if ppc64.
13532 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
13534 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
13535 signed four-byte field for global code case.
13536 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
13538 2005-01-05 Roger Sayle <roger@eyesopen.com>
13540 PR middle-end/19100
13541 * c-common.c: Include real.h.
13542 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
13543 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
13544 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
13545 * Makefile.in (c-common.o): Update dependencies.
13547 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13549 * c-parse.in (asm_string): Add trailing semicolon.
13551 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13553 * c-parse.in (asm_string): New. Don't allow wide strings in
13555 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
13556 asm_string instead of STRING.
13558 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13560 * c-typeck.c (constructor_no_implicit): Remove.
13561 (set_designator, process_init_element): Don't check
13562 constructor_no_implicit.
13564 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
13565 Kaz Kojima <kkojima@gcc.gnu.org>
13568 * lcm.c (create_pre_exit): New.
13569 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
13570 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
13572 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13574 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
13575 -msoft-float in target_float_switch.
13576 * arm.c (arm_override_options): Fix processing of target_float_switch.
13578 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13580 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
13583 2004-01-05 Uros Bizjak <uros@kss-loka.si>
13585 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
13586 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
13588 2005-01-04 Roger Sayle <roger@eyesopen.com>
13590 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
13591 if deleting the then-block allows the test-block to fallthru to the
13594 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
13597 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
13598 after the full declaration if the are in two different TUs.
13600 2005-01-04 Richard Henderson <rth@redhat.com>
13603 * tree-sra.c (generate_one_element_init): Just
13604 call gimplify_and_add.
13605 (generate_element_init): Record the
13606 new referenced variables and mark them for renaming
13607 and split out to ...
13608 (generate_element_init_1): This.
13609 (scalarize_init): Don't call push_gimplify_context/
13610 pop_gimplify_context.
13612 2005-01-04 Geoffrey Keating <geoffk@apple.com>
13614 * toplev.c (get_src_pwd): Handle failure of getpwd().
13616 2005-01-04 Roger Sayle <roger@eyesopen.com>
13618 * fold-const.c (fold_single_bit_test): Delete unreachable handling
13620 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
13621 all the cases handled by it are inverted by invert_truthvalue.
13623 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13625 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
13626 (save_register_windowsi): Likewise.
13628 2005-01-04 Richard Henderson <rth@redhat.com>
13630 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
13632 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13634 PR middle-end/17767
13635 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
13636 any simplifications of vector mode comparison operators.
13637 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
13639 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
13640 Devang Patel <dpatel@apple.com>
13642 PR tree-optimization/18308
13643 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
13644 the operands before creating a new expression.
13645 * dojump.c (do_jump): Make drop_through_label available
13646 for all cases. Add expansion of COND_EXPR.
13648 2005-01-04 Ira Rosen <irar@il.ibm.com>
13650 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
13651 INTEGER_CST instead of TREE_CONSTANT.
13652 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
13653 instead of TREE_CONSTANT.
13654 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
13655 instead of TREE_CONSTANT.
13657 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13659 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
13661 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13664 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
13665 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
13667 2005-01-03 Richard Henderson <rth@redhat.com>
13669 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
13670 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
13671 fold_convert_const_real_from_real): Split out from ...
13672 (fold_convert_const): ... here.
13674 2005-01-03 Richard Henderson <rth@redhat.com>
13677 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
13678 (mov<MMXMODEI>_internal): Likewise.
13679 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
13680 Add V2SF case; use it for SSE1; don't use TI.
13681 (movdf_integer): Likewise.
13682 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
13684 2005-01-03 Ira Rosen <irar@il.ibm.com>
13686 * tree-vectorizer.c (vect_strip_conversions): New function.
13687 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13688 check for binary class.
13690 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13694 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13696 * gimple-low.c (mark_blocks_with_used_vars): New function.
13697 (mark_blocks_with_used_subblocks): Ditto.
13698 (mark_used_blocks): Ditto.
13699 (pass_mark_used_blocks): New pass.
13700 * tree-inline.c: Include debug.h.
13701 (expand_call_inline): Call outlining_inline_function here.
13702 * tree-optimize.c (init_tree_optimization_passes): Add
13703 pass_mark_used_blocks.
13704 * tree-pass.h (pass_mark_used_blocks): New.
13705 * Makefile.in (tree-inline.o): Add debug.h dependency.
13707 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13709 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13710 VAR_DECLs to have weak_import attribute.
13712 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13715 2004-01-03 Steven Bosscher <stevenb@suse.de>
13717 * passes.c (rest_of_compilation): Don't run regmove if only
13718 flag_expensive_optimizations, require flag_regmove instead.
13720 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13722 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13724 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
13725 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13726 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
13727 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13729 2005-01-03 Richard Henderson <rth@redhat.com>
13731 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
13732 (ia64_const_ok_for_letter_p): New.
13733 (ia64_const_double_ok_for_letter_p): New.
13734 (ia64_extra_constraint): New.
13735 (ia64_expand_vecint_compare): New.
13736 (ia64_expand_vcondu_v2si): New.
13737 (ia64_expand_vecint_cmov): New.
13738 (ia64_expand_vecint_minmax): New.
13739 (ia64_print_operand): Add 'v'.
13740 (ia64_preferred_reload_class): New.
13741 (ia64_vector_mode_supported_p): New.
13742 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
13743 (PREFERRED_RELOAD_CLASS): Move to function.
13744 (CONST_OK_FOR_LETTER_P): Move to function.
13745 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
13746 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
13747 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
13748 (EXTRA_CONSTRAINT): Move to function.
13749 * config/ia64/ia64.md: Include vect.md.
13750 (itanium_class): Add mmalua.
13752 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13754 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13755 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13757 (const_int_2bit_operand): New.
13758 (fr_reg_or_0_operand): New.
13759 * config/ia64/ia64-modes.def: Add vector modes.
13760 * config/ia64/ia64-protos.h: Update.
13761 * config/ia64/vect.md: New file.
13763 2005-01-03 Richard Henderson <rth@redhat.com>
13765 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13767 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13770 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13772 (log1pdf2): Change mode of operands[0,1] to DFmode.
13774 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13776 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
13777 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
13778 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
13779 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
13780 SPARC_RELAXED_ORDERING.
13782 2005-01-03 Richard Henderson <rth@redhat.com>
13783 Uros Bizjak <uros@kss-loka.si>
13786 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
13787 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
13788 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
13790 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
13791 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
13792 const_pow2_1_to_128_operand): New predicates.
13794 2005-01-02 Greg McGary <greg@mcgary.org>
13796 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
13798 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
13799 object. [ptr_type]: Remove unused variable.
13800 Remember nearest addressable array-element or record-component
13801 when checking bitfield components. Tolerate empty BIND_EXPR.
13803 2005-01-01 Richard Henderson <rth@redhat.com>
13805 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
13806 that don't narrow the value. Fail for other conversions.
13808 2005-01-01 Richard Henderson <rth@redhat.com>
13811 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
13812 * c-lang.c (finish_file): Don't do it here.
13813 * objc/objc-act.c (objc_finish_file): Likewise.
13815 * cgraph.c (decl_assembler_name_equal): New.
13816 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
13817 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
13818 * cgraph.h (struct cgraph_varpool_node): Add next.
13819 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
13820 * varasm.c (assemble_alias): Mark the target as needed.
13822 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
13824 PR middle-end/19221
13825 * function.c (get_arg_pointer_save_area): Use entry_of_function
13826 instead of get_insns.
13828 2005-01-01 Roger Sayle <roger@eyesopen.com>
13829 Andrew Pinski <pinskia@physics.uc.edu>
13830 James E. Wilson <wilson@specifixinc.com>
13832 PR rtl-optimization/12092
13833 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
13836 2005-01-01 Roger Sayle <roger@eyesopen.com>
13837 Olivier Hainque <hainque@act-europe.fr>
13839 * tree.c (int_fits_type_p): A narrower type always fits in a
13840 wider one, except for negative values into unsigned types.
13842 2005-01-01 Roger Sayle <roger@eyesopen.com>
13844 * tree.c (int_fits_type_p): Compare the result of force_fit_type
13845 with the original constant rather than require TREE_OVERFLOW.
13847 2005-01-01 Steven Bosscher <stevenb@suse.de>
13849 PR middle-end/17544
13850 * c-decl.c (finish_function): If compiling C99, annotate the
13851 compiler generated return with the current file name and line 0.
13852 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
13853 the source line is greater than 0.
13854 (remove_bb): Likewise.