1 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
3 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
5 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
8 * fold-const.c: Fold &a[i]-&a[j] to i-j.
10 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
12 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
13 definitions of ssa names in condition. Split recusive part to ...
14 (tree_simplify_using_condition_1): New function.
15 (expand_simple_operations): New function.
17 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
19 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
20 (find_interesting_uses_cond): Do not use integer_zerop and
21 integer_nonzerop to check for integer constants.
22 (set_use_iv_cost): Record the value field.
23 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
24 determine_use_iv_cost_outer): Set the value field of the cost pair.
25 (may_eliminate_iv): Do not return the comparison code.
26 (iv_elimination_compare): New function.
27 (determine_use_iv_cost_condition): Set the value field. Record
28 noneliminable invariants correctly.
29 (rewrite_use_compare, rewrite_use_outer): Use the value field.
31 2005-04-23 DJ Delorie <dj@redhat.com>
33 * diagnostic.c (warning): Accept parameter to classify warning option.
34 (warning0): New, for when a pointer to an error() like function is needed.
35 * errors.c (warning): Likewise.
36 * errors.h (warning, warning0): Adjust prototypes.
37 * toplev.h (warning, warning0): Likewise.
39 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
40 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
41 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
42 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
43 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
44 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
45 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
46 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
48 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
49 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
50 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
51 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
52 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
53 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
54 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
55 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
56 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
57 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
58 config/rs6000/aix52.h, config/rs6000/darwin.h,
59 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
60 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
61 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
62 config/stormy16/stormy16.c, config/v850/v850-c.c,
63 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
66 2005-04-23 Richard Henderson <rth@redhat.com>
69 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
70 performing some integral scalar simplifications.
72 2005-04-23 Richard Henderson <rth@redhat.com>
75 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
76 simplifying CONST_VECTOR.
78 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
80 * tree-ssa-live.c (live_worklist): Take a stack allocated on
81 heap as an argument. Update uses of stack.
82 (calculate_live_on_entry): Allocate stack on heap.
84 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
85 partition_link and tpa_nodes on heap.
87 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
88 (mark_stmt_necessary, propagate_necessity,
89 mark_really_necessary_kill_operand_phis): Update uses of
91 (tree_dce_init): Allocate worklist using VEC_alloc.
92 (tree_dce_done): Free worklist using VEC_free.
94 2005-04-23 Mike Stump <mrs@apple.com>
96 * config/darwin.c (machopic_indirection_name): Don't use
98 (darwin_emit_unwind_label): Use user_label_prefix instead of
101 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
103 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
105 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
107 * config.gcc <cris-*>: Specify .opt files.
108 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
109 config/cris/linux.opt: New files.
110 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
111 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
112 (TARGET_ELF): Override to 0.
113 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
114 -melinux-stacksize=N.
115 * config/cris/cris.c: (cris_handle_option): New function.
116 (TARGET_DEFAULT_TARGET_FLAGS): Override.
117 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
118 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
119 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
120 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
121 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
122 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
123 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
124 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
125 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
126 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
127 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
128 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
129 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
130 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
131 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
132 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
133 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
134 (TARGET_LINUX): Define 0.
135 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
136 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
137 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
138 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
139 (TARGET_LINUX): Override to 1.
140 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
142 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
144 * haifa-sched.c (schedule_block): Fix thinko in previous
145 assertification patch.
147 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
149 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
150 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
151 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
152 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
153 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
154 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
155 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
157 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
158 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
159 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
160 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
161 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
162 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
163 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
164 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
165 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
166 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
167 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
168 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
169 (SUBTARGET_OPTIONS): Delete.
170 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
171 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
173 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
174 (pa_cpu_string, pa_unix_string): Delete.
175 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
176 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
178 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
179 (pa_handle_option): New function.
180 (override_options): Remove handling of -march=, -mfixed-range=,
181 -mschedule= and -munix=.
182 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
183 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
184 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
185 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
186 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
187 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
188 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
190 * config/pa/pa.opt: New file.
191 * config/pa/pa-hpux.opt: New file.
192 * config/pa/pa-hpux1010.opt: New file.
193 * config/pa/pa-hpux1111.opt: New file.
194 * config/pa/pa64-hpux.opt: New file.
196 2005-04-22 David S. Miller <davem@davemloft.net>
198 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
199 integer when it's mode is VOIDmode not DImode.
201 2005-04-22 Geoffrey Keating <geoffk@apple.com>
203 * config/rs6000/rs6000.md (sync_add<mode>_internal,
204 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
205 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
206 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
207 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
208 "bne- $-xxx" rather than local labels.
209 (sync_lock_release<mode>): Add second operand.
210 (lwsync): Use .long rather than a more meaningful opcode.
211 * doc/md.texi (Standard Names): Add description of second
212 parameter to sync_lock_test_and_set.
214 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
216 PR tree-optimization/21088
217 * fold-const.c (fold_unary, fold_binary, fold_ternary):
219 * tree-vrp.c (compare_values): Use fold_binary to compare
220 pointers. Use boolean_type_node as the type of a comparison
221 expression being folded.
222 * tree.h: Add prototypes for fold_unary, fold_binary,
225 * tree-ssa-dom.c: Fix formatting.
227 2005-04-22 Diego Novillo <dnovillo@redhat.com>
229 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
230 * lambda-code.c (perfect_nestify): Mark virtual operands in
231 the moved statement for renaming.
232 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
233 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
234 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
235 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
236 * tree-flow.h (struct var_ann_d): Update comments.
237 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
238 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
239 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
240 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
241 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
242 debug_names_replaced_by): Remove declarations.
243 (delete_update_ssa, get_current_def, set_current_def): Declare.
244 (rewrite_into_loop_closed_ssa): Add new argument. Update
246 * tree-into-ssa.c: Include params.h.
247 (old_virtual_ssa_names): Remove. Update all users.
248 (need_to_replace_names_p): Remove. Update all users.
249 (struct update_ssa_stats_d): Declare.
250 (update_ssa_stats): New local.
251 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
252 dump_tree_ssa_stats, debug_tree_ssa_stats,
253 dump_update_ssa, debug_update_ssa,
254 dump_names_replaced_by, debug_names_replaced_by): Declare.
255 (get_current_def, set current_def): Make extern.
256 (is_old_name, is_new_name): Protect against references
257 past the end of the sets.
258 (add_new_name_mapping): Assert that OLD and NEW are
259 different SSA names for the same symbol.
260 When adding a virtual mapping, update stats for virtual
262 (insert_phi_nodes_for): If UPDATE_P is true, create the
263 LHS of the new PHI by duplicating SSA name VAR.
264 (insert_phi_nodes_1): Remove. Update all users.
265 (insert_phi_nodes): Remove second argument. Update all
267 (maybe_replace_use, maybe_replace_def): New.
268 (rewrite_update_stmt): Call them.
269 (mark_def_interesting): Remove calls to is_gimple_reg.
270 (prepare_phi_args_for_update): Remove. Update all users.
271 (prepare_block_for_update): Only process virtual operands
272 and GIMPLE registers in normal form.
273 (prepare_use_sites_for): New.
274 (prepare_names_to_update): Rename from prepare_def_sites.
275 Call prepare_use_sites_for.
276 (dump_update_ssa): Rename from dump_repl_tbl.
278 Show statistics for virtual mapping heuristic.
279 (debug_update_ssa): Rename from debug_debug_repl_tbl.
280 (init_update_ssa): Initialize UPDATE_SSA_STATS.
281 (delete_update_ssa): Make extern.
282 (mark_set_for_renaming): If the set is empty, do nothing.
283 (release_ssa_name_after_update_ssa): Update comment.
284 (insert_updated_phi_nodes_for): Do not remove existing
285 PHI nodes for symbols.
286 (switch_virtuals_to_full_rewrite_p): New.
287 (switch_virtuals_to_full_rewrite): New.
288 (update_ssa): Call them.
289 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
290 for every statement before updating.
291 If all the names in NEW_SSA_NAMES have been marked for
293 Only start at the top of the CFG if there are symbols in
295 (ssa_rewrite_finalize_block): Remove.
296 (ssa_register_new_def): Remove.
297 (ssa_rewrite_stmt): Remove.
298 (ssa_rewrite_phi_arguments): Remove.
299 (ssa_rewrite_initialize_block): Remove.
300 (ssa_mark_def_sites): Remove.
301 (ssa_mark_def_sites_initialize_block): Remove.
302 (ssa_mark_phi_uses): Remove.
303 (rewrite_ssa_into_ssa): Remove.
304 * tree-phinodes.c (find_phi_node_for): Remove.
305 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
307 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
308 Remove calls to verify_dominators and
309 verify_loop_structure.
310 (tree_unswitch_single_loop): Call update_ssa.
311 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
314 (delete_tree_ssa): Assert that need_ssa_update_p returns
316 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
317 * tree-vectorizer.c (allocate_new_names, rename_def_op,
318 free_new_names): Remove. Update all users.
319 (rename_use_op): Call get_current_def.
320 (rename_variables_in_bb): Do not handle any real or
322 (slpeel_update_phis_for_duplicate_loop): Call
323 get_current_def and set_current_def instead of using
325 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
326 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
327 ssa_names_to_replace and delete_update_ssa.
328 * doc/invoke.texi: Document --param min-virtual-mappings
329 and --param virtual-mappings-ratio.
331 2005-04-22 Diego Novillo <dnovillo@redhat.com>
333 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
334 for newly created PHI nodes.
335 Call create_new_def_for for every new V_MAY_DEF and
336 V_MUST_DEF on the copied statement.
337 (struct ssa_name_map_entry): Remove.
338 (ssa_name_map_entry_hash): Remove.
339 (ssa_name_map_entry_eq): Remove.
340 (allocate_ssa_names): Remove.
341 (rewrite_to_new_ssa_names_def): Remove.
342 (rewrite_to_new_ssa_names_use): Remove.
343 (rewrite_to_new_ssa_names_bb): Remove.
344 (rewrite_to_new_ssa_names): Remove.
345 (tree_duplicate_sese_region): Remove variables ver,
346 definitions, phi, ssa_name_map and bi.
347 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
349 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
350 update_ssa instead of rewrite_ssa_into_ssa.
351 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
353 (find_uses_to_rename_use): Add argument 'need_phis'.
354 (find_uses_to_rename_stmt): Do not scan virtual operands.
355 (find_uses_to_rename): Only scan PHI nodes for
357 (rewrite_into_loop_closed_ssa): Call update_ssa.
358 (check_loop_closed_ssa_use): Ignore virtual operands.
359 (check_loop_closed_ssa_stmt): Likewise.
360 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
362 (rename_variables, set_phi_def_stmts): Remove.
363 (tree_duplicate_loop_to_header_edge): Reformat comment.
364 Remove variables BB, I and DEFINITIONS.
365 Call need_ssa_update_p.
367 (lv_adjust_loop_header_phi): Reformat comment.
368 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
369 (marked_for_rewrite_p, any_marked_for_rewrite_p,
370 mark_for_rewrite, unmark_all_for_rewrite,
371 marked_ssa_names): Remove. Update all users.
372 (release_ssa_name): If VAR has been registered for SSA
373 updating, do nothing.
374 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
375 (build_assert_expr_for): Call register_new_name_mapping.
376 (insert_range_assertions): Update call to update_ssa.
377 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
378 marked_for_rewrite_p, any_marked_for_rewrite_p,
379 marked_ssa_names): Remove.
381 2005-04-22 Jeff Law <law@redhat.com>
383 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
384 (restore_currdefs_to_original_value): Likewise.
385 (register_definitions_for_stmt): Likewise.
386 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
387 for each variable. Do not allocate/free block_defs_stack either.
388 Do not iterate if we just thread jumps. Only iterate if the
389 tree_cleanup_cfg does useful work (temporary).
390 (dom_opt_initialize_block): No longer push a marker on
392 (dom_opt_finalize_block): Removal call to restore currdefs.
393 Relax restrictions for recording edge equivalences.
394 (record_equivalences_from_phis): No longer need to track
396 (optimize_stmt): Similarly.
397 (thread_across_edge): Simplify by removing the requirement that
398 statements in the block we are threading through must be nops.
399 (initialize_hash_element): Handle GOTO_EXPR.
401 2005-04-22 David S. Miller <davem@davemloft.net>
403 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
405 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
406 fix check on CONST_DOUBLE mode. It should be VOIDmode
407 when it is representing an integer.
409 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
411 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
412 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
413 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
414 find_char_info_specifier_index,
415 find_length_info_modifier_index): Likewise.
416 * c-typeck.c (composite_type, pop_init_level): Likewise.
417 * combine.c (cant_combine_insn_p, try_combine): Likewise.
418 * cse.c (cse_insn): Likewise
419 * dominance.c (calc_dfs_tree): Likewise
420 dwarf2out.c (loc_descriptor_from_tree_1,
421 add_abstract_origin_attribute, force_decl_die,
422 force_type_die): Likewise
423 emit-rtl.c (operand_subword_force): Likewise
424 explow.c (hard_function_value): Likewise
425 expmed.c (store_bit_field, expand_divmod,
426 emit_store_flag_force): Likewise
427 expr.c (emit_move_multi_word, store_expr,
428 expand_expr_real_1): Likewise
429 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
430 output_operand): Likewise
431 flow.c (recompute_reg_usage): Likewise
432 * function.c (assign_stack_temp_for_type, assign_temp,
433 handle_epilogue_set): Likewise
434 * genextract.c (main): Likewise
435 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
436 gimplify_modify_expr_rhs, gimplify_expr): Likewise
437 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
438 ready_remove, rm_line_notes, rm_other_notes,
439 schedule_block): Likewise
440 mips-tfile.c (copy_object, out_of_bounds): Likewise
442 2005-04-22 David Edelsohn <edelsohn@gnu.org>
445 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
446 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
447 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
448 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
450 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
452 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
454 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
455 (gcc_tree_to_linear_expression): Convert to heap allocated
457 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
458 lbv_to_gcc_expression, lle_to_gcc_expression,
459 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
460 perfect_nestify): Likewise.
461 lambda.h (gcc_loopnest_to_lambda_loopnest,
462 lambda_loopnest_to_gcc_loopnest): Likewise.
463 tree-loop-linear.c (linear_transform_loops): Likewise.
465 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
467 * config/sparc/predicates.md (arith_double_operand): Use
468 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
469 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
470 (DImode, DFmode constant splitters): Likewise. Remove code for
471 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
472 (logical constant splitters): Use const_int_operand predicate.
473 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
474 HOST_BITS_PER_WIDE_INT < 64.
476 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
478 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
479 gcc_unreachable as appropriate.
480 (force_mode, emit_move_sequence, singlemove_string,
481 output_move_double, output_fp_move_double, find_addr_reg,
482 output_block_move, output_block_clear, output_and,
483 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
484 pa_adjust_cost, pa_issue_rate, print_operand,
485 output_global_address, output_arg_descriptor, output_cbranch,
486 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
487 output_call): Likewise.
488 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
489 prefetch, prefetch_cc, prefetch_nocc): Likewise.
491 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
493 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
494 _gcov_pow2_profiler and _gcov_one_value_profiler.
495 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
496 (GTFILES): Add $(srcdir)/tree-profile.c.
497 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
498 __gcov_one_value_profiler): Declare.
499 * gimplify.c (force_gimple_operand): Check whether the statements
500 should be produced in ssa form.
501 (force_gimple_operand_bsi): New function.
502 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
503 __gcov_one_value_profiler): New functions.
504 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
505 the profiled value is a power of two or not.
506 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
507 * tree-flow.h (in_ssa_p): Declare.
508 (force_gimple_operand_bsi): Declare.
509 * tree-into-ssa.c (in_ssa_p): New variable.
510 (rewrite_into_ssa): Set in_ssa_p.
511 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
512 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
513 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
514 tree_one_value_profiler_fn): New variables.
515 (tree_init_edge_profiler): Initialize the profiler function decls.
516 (tree_gen_edge_profiler): Use global gcov_type_node.
517 (prepare_instrumented_value): New function.
518 (tree_gen_interval_profiler, tree_gen_interval_profiler,
519 tree_gen_one_value_profiler): Call the library functions instead of
520 creating instrumentation code.
521 * tree.c (build_fn_decl): New function.
522 * tree.h (build_fn_decl): Declare.
523 * value-prof.c (rtl_divmod_values_to_profile,
524 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
525 tree_mod_pow2_value_transform, tree_find_values_to_profile):
526 Do not handle may_be_other and precise values of exponents at pow2
528 (tree_mod_subtract_transform): Reflect that value field of
529 histogram has changed meaning.
530 (tree_divmod_values_to_profile): Record the values correctly.
531 (tree_values_to_profile): Update comment.
532 * value-prof.h (struct histogram_value_t): Remove pow2 data.
534 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
536 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
539 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
541 * config/i386/i386.md (length_immediate): Use gcc_assert or
542 gcc_unreachable, as appropriate.
543 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
544 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
545 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
546 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
547 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
548 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
549 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
550 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
551 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
552 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
553 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
554 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
555 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
556 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
557 *prefetch_sse_rex): Likewise.
558 * config/i386/predicates.md (x86_64_immediate_operand,
559 x86_64_zext_immediate_operand, symbolic_operand,
560 no_seg_address_operand, aligned_operand,
561 memory_displacement_operand): Likewise.
562 * config/i386/sse.md (*mov<mode>_internal,
563 *movv2df_internal): Likewise.
565 2005-04-22 Jan Hubicka <jh@suse.cz>
567 * Makefile.in (ipa.o, ipa-inline.o): New files.
568 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
569 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
570 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
571 * cgraphunit.c (cgraph_default_inline_p,
572 cgraph_decide_inlining_incrementally, ncalls_inlined,
573 nfunctions_inlined, initial_insns, overall_insns,
574 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
575 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
576 cgraph_mark_inline, cgraph_check_inline_limits,
577 cgraph_default_inline_p, cgraph_recursive_inlining_p,
578 update_callee_keys, lookup_recursive_calls,
579 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
580 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
581 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
582 pass_ipa_inline): Move to ipa-inline.c
583 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
585 * ipa-inline.c: New file.
587 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
589 * doc/invoke.texi (SPARC options): Document that -mapp-regs
590 is turned off by default on Solaris.
592 2005-04-21 Roger Sayle <roger@eyesopen.com>
594 * c-common.h (objc_build_method_signature): Update prototype.
595 * stub-objc.c (objc_build_method_signature): Update the stub
596 implementation to accept and ignore additional parameter.
597 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
598 the value of ellipsis to objc_build_method_signature instead
599 of setting TREE_OVERFLOW on the parms TREE_LIST node.
601 2005-04-21 Geoffrey Keating <geoffk@apple.com>
603 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
604 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
605 gen_rtx_* not gen_rtx_fmt_*.
606 (rs6000_emit_vector_select): Likewise.
607 (rs6000_emit_sync): New.
608 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
609 (larx, stcx, cmp): New mode substitutions.
610 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
611 UNSPEC_ISYNC): New constants.
613 (memory_barrier, isync, lwsync): New insns.
614 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
615 (sync_lock_release<mode>): New expander.
616 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
617 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
618 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
619 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
620 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
621 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
622 (sync_add<mode>_internal, sync_addshort_internal,
623 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
624 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
625 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
627 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
628 is the memory before, not after, the operation. Clarify
629 barrier requirements.
631 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
633 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
634 * lambda.h (lambda_vector_min_nz): Likewise.
635 * langhooks.h (struct lang_hooks_for_types,
636 struct lang_hooks): Likewise.
637 * output.h (assemble_integer, this_is_asm_operands): Likewise.
640 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
642 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
643 comments to avoid 'abort'. Use gcc_assert as necessary.
644 * opts.c (common_handle_option): Likewise.
645 * pretty-print.c (pp_base_format_text): Likewise.
646 * print-rtl.c (print_rtx): Likewise.
647 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
648 * regmove.c (try_auto_increment): Likewise.
649 * reload.c (find_valid_class, find_reloads_toplev,
650 find_equiv_reg): Likewise.
651 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
652 merge_assigned_reloads): Likewise.
653 * tree-inline.c (inline_forbidden_p_1,
654 estimate_num_insns_1): Likewise.
655 * tree-optimize.c (execute_todo): Likewise.
656 * tree-outof-ssa.c (eliminate_phi): Likewise.
657 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
658 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
659 * tree-ssa-operands.c (parse_ssa_operands,
660 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
661 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
662 * tree-ssanames.c (release_ssa_name): Likewise.
663 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
664 walk_tree): Likewise.
666 * tree-ssa-operands.c (verify_abort): Fold into ..
667 (verify_imm_links): ... here.
669 2005-04-21 Richard Henderson <rth@redhat.com>
671 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
672 on non-memory operand for previous inversion.
674 2005-04-21 Devang Patel <dpatel@apple.com>
676 PR optimization/20994
677 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
678 x = !(a == b) : p , q;.
679 (pass_if_conversion): Verify stmts and flow.
681 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
683 * optabs.c (gen_conditional_trap): Restore #define.
685 * alias.c (true_dependence): Remove 'abort' from comments. Use
686 gcc_assert and gcc_unreachable as appropriate.
687 (canon_true_dependence): Likewise.
688 * bb-reorder.c (connect_traces): Likewise.
689 * c-common.c (c_add_case_label): Likewise.
690 * c-decl.c (finish_function): Likewise.
691 * caller-save.c (insert_restore, insert_save): Likewise.
692 * cfg.c (update_bb_profile_for_threading): Likewise.
693 * cfganal.c (flow_active_insn_p): Likewise.
694 * cfgexpand.c (add_reg_br_prob_note): Likewise.
695 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
696 cfg_layout_merge_blocks): Likewise.
697 * ifcvt.c (cond_exec_process_insns, merge_if_block,
698 find_if_block): Likewise.
699 * integrate.c (allocate_initial_values): Likewise.
700 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
701 swap_condition, unsigned_condition, signed_condition,
702 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
703 reg_or_subregno): Likewise.
704 * lambda-code.c (lambda_compute_auxillary_space,
705 lambda_transform_legal_p): Likewise.
706 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
707 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
708 lhd_incomplete_type_error, lhd_expand_expr,
709 lhd_types_compatible_p, lhd_tree_size): Likewise.
710 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
711 * local-alloc.c (update_equiv_regs): Likewise.
712 * loop-unroll.c (peel_loop_completely
713 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
714 peel_loop_simple, unroll_loop_stupid,
715 analyze_iv_to_split_insn): Likewise.
716 * loop.c (gen_prefetch, find_and_verify_loops,
717 basic_induction_var): Likewise.
718 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
719 * value-prof.c (tree_find_values_to_profile): Likewise.
720 * varasm.c (named_section, default_assemble_integer,
721 decode_addr_const): Likewise.
723 2005-04-21 Alan Modra <amodra@bigpond.net.au>
724 Fariborz Jahanian <fjahanian@apple.com>
726 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
727 portion of argument passed in fpr.
728 * expr.c (emit_push_insn): Fix computation of 'offset' used to
729 decide on partial argument save on stack.
731 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
733 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
736 2005-04-21 Jan Hubicka <jh@suse.cz>
738 * cgraphunit.c: Include tree-pass.h
739 (cgraph_decide_recursive_inlining,
740 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
741 cgraph_decide_inlining): Dump goes to dump_file.
742 (cgraph_optimize): Call ipa passes instead of inliner.
743 (cgraph_gate_inlining, pass_ipa_inline): New.
744 * tree-optimize.c (all_ipa_passes): New static variable.
745 (register_one_dump_file): Dead with IPA passes.
746 (register_dump_files): Likewise.
747 (init_tree_optimization_passes): Initialize IPA passes.
748 (execute_todo): Do cgraph dump when asked to, do not dump function body
750 * tree-pass.h (TODO_dump_cgraph): New macro.
751 (ipa_passes): Declare.
752 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
754 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
756 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
757 gcc_assert instead of abort.
758 (classify_argument, examine_argument, construct_container,
759 contains_128bit_aligned_vector_p, ix86_check_movabs,
760 standard_80387_constant_opcode, standard_80387_constant_rtx,
761 ix86_initial_elimination_offset, ix86_compute_frame_layout,
762 pro_epilogue_adjust_stack, ix86_expand_epilogue,
763 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
764 legitimize_tls_address, output_pic_addr_const,
765 i386_output_dwarf_dtprel, put_condition_code, print_reg,
766 get_some_local_dynamic_name, print_operand, print_operand_address,
767 output_387_binary_op, emit_i387_cw_initialization,
768 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
769 ix86_expand_clear, ix86_expand_binary_operator,
770 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
771 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
772 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
773 ix86_expand_branch, ix86_expand_setcc,
774 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
775 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
776 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
777 memory_address_length, ix86_attr_length_immediate_default,
778 ix86_attr_length_address_default, ix86_agi_dependant,
779 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
780 ix86_expand_binop_builtin, ix86_force_to_memory,
781 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
782 x86_emit_floatuns): Likewise.
783 * config/i386/netware.c (gen_regparm_prefix,
784 i386_nlm_strip_name_encoding): Likewise.
785 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
787 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
789 * optabs.c (gen_condiational_trap): Remove #define.
790 (add_equal_note): Assertify. Remove explicit indirection from
791 call via function pointer.
792 (expand_ternary_op, expand_simple_binop, expand_binop,
793 expand_twoval_unop, expand_twoval_binop,
794 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
795 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
796 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
797 prepare_float_lib_cmp, emit_conditional_move,
798 emit_conditional_add, gen_add2_insn, gen_add3_insn,
799 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
800 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
801 vector_compare_rtx, expand_vec_cond_expr): Likewise.
803 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
805 * vec.h: Update API to separate allocation mechanism from type.
806 (VEC_safe_grow): New.
807 * vec.c (calculate_allocation): New.
808 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
809 (vec_gc_free, vec_heap_free): Remove.
810 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
812 (mangle_macro_name): New.
813 (struct macro_def): New.
814 (struct macro): Add multiple argument values.
815 (macro_expans_end): New.
816 (push_macro_expansion): Chain on new macro. Process multiple
817 args, create follow on expansion. Return follow on argument.
818 (macro_input): Deal with multiple arguments.
820 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
821 (struct tree_binfo): Adjust.
822 * basic-block.h: Define VEC(edge,gc).
823 (struct edge_def): Adjust.
824 (struct basic_block_def, struct edge_iterator): Likewise.
825 (ei_container, ei_start_1, ei_last_1): Likewise.
826 * cfg.c (connect_src, connect_dest): Likewise.
827 * cfgrtl.c (force_nonfallthru_and_redirect)
828 * dbxout.c (dbxout_type)
829 * dwarf2out.c (gen_member_die)
830 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
831 (gcc_tree_to_linear_expression): Adjust.
832 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
833 lbv_to_gcc_expression, lle_to_gcc_expression,
834 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
835 perfect_nestify): Likewise.
836 * lambda.h (gcc_loopnest_to_lambda_loopnest,
837 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
838 * profile.c (instrument_values): Adjust.
839 * tree-cfg.c (modified_noreturn_calls): Adjust.
840 (remove_fallthru_edge): Likewise.
841 * tree-dump.c (dequeue_and_dump): Adjust.
842 * tree-flow-inline.h (mark_stmt_modified): Adjust.
843 * tree-flow.h (modified_noreturn_calls): Adjust.
844 (tree_on_heap): Remove. (yay!)
845 (register_new_def): Adjust.
846 * tree-into-ssa.c: Define VEC(int,heap).
847 (block_defs_stack): Adjust.
848 (find_idf, insert_phi_nodes, register_new_def,
849 rewrite_initialize_block, rewrite_finalize_block,
850 register_new_update_single, rewrite_update_init_block,
851 rewrite_update_fini_block, rewrite_blocks,
852 ssa_rewrite_finalize_block, ssa_register_new_def,
853 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
854 * tree-loop-linear.c (linear_transform_loops): Adjust.
855 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
856 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
857 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
858 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
859 vrp_variables_stack): Adjust declarations.
860 (tree_ssa_dominator_optimize): Adjust.
861 (dom_opt_initialize_block, remove_local_expressions_from_table,
862 restore_nonzero_vars_to_original_value,
863 restore_vars_to_original_value,
864 restore_currdefs_to_original_value, dom_opt_finalize_block,
865 record_var_is_nonzero, record_cond, record_const_or_copy_1,
866 optimize_stmt, update_rhs_and_lookup_avail_expr,
867 lookup_avail_expr, record_range): Likewise.
868 * tree-ssa-pre.c: Define VEC(basic_block,heap).
869 (compute_antic_aux): Adjust.
870 (inserted_exprs, create_expression_by_pieces,
871 insert_into_preds_of_block, eliminate, mark_operand_necessary,
872 remove_dead_inserted_code, fini_pre): Likewise.
873 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
874 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
875 ssa_prop_init): Likewise.
876 * tree-ssa.c: Define VEC(bitmap,heap).
877 (verify_name_tags): Adjust.
878 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
879 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
880 tree_divmod_values_to_profile, tree_find_values_to_profile,
881 value_profile_transformations): Likewise.
882 * value-prof.h: Define VEC(histogram_value,heap).
883 * varasm.c: Remove alias_pair pointer typedef, define
885 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
887 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
888 not a pointer to it. Create an object vector.
889 (extern_symbols): Turn into an object vector.
890 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
892 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
895 * Makefile.in (tree-chrec.o): Depend on params.h.
896 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
898 * tree-chrec.c: Depend on params.h. Replace build with buildN,
899 and fold build with fold_buildN.
900 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
901 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
902 (tree_contains_chrecs): Compute an estimation of the size of the
904 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
905 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
906 * tree-scalar-evolution.c (simple_iv): Ditto.
907 * doc/invoke.texi (scev-max-expr-size): Documented.
909 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
911 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
912 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
913 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
914 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
915 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
916 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
917 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
918 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
919 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
920 (darwin_fix_and_continue_switch): Delete.
921 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
922 (SUBTARGET_SWITCHES): Delete.
923 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
924 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
925 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
926 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
927 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
928 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
929 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
930 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
931 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
932 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
933 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
934 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
935 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
936 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
937 (TARGET_64BIT): Undef before redefining.
938 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
939 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
940 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
941 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
942 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
943 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
944 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
945 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
946 (ix86_debug_arg_string, ix86_debug_addr_string)
947 (ix86_align_loops_string, ix86_align_jumps_string)
948 (ix86_align_funcs_string): Delete.
949 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
950 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
951 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
952 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
953 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
954 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
955 (SUBTARGET_SWITCHES): Delete.
956 * config/i386/i386.c (ix86_debug_arg_string): Delete.
957 (ix86_debug_addr_string): Delete.
958 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
959 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
960 (ix86_align_loops_string, ix86_align_jumps_string)
961 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
962 (ix86_align_funcs_string): Make static.
963 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
964 (ix86_handle_option): New function.
965 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
966 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
967 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
968 of darwin_fix_and_continue_switch.
969 (darwin_one_byte_bool): Delete.
970 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
971 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
972 to darwin_one_byte_bool.
973 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
974 * config/i386/djgpp.opt, config/i386/i386.opt,
975 * config/i386/sco5.opt: New files.
977 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
979 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
980 fp_zero_operand, fp_register_operand, intreg_operand,
981 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
982 call_operand, call_operand_address, tgd_symbolic_operand,
983 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
984 symbolic_operand, symbolic_memory_operand, label_ref_operand,
985 sp64_medium_pic_operand, data_segment_operand,
986 text_segment_operand, splittable_symbolic_memory_operand,
987 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
988 eq_or_neq, normal_comp_operator, noov_compare_op,
989 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
990 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
991 const64_operand, const64_high_operand, arith11_operand,
992 arith10_operand, arith_double_operand, arith_double_4096_operand,
993 arith_double_add_operand, arith11_double_operand,
994 arith10_double_operand, small_int, small_int_or_double,
995 uns_small_int, uns_arith_operand, clobbered_register,
996 input_operand, compare_operand): Delete.
997 (sparc_emit_set_const32): Use predicates in assertion. Remove special
998 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
999 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
1000 (GEN_HIGHINT64, GEN_INT64): Delete.
1001 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
1002 gen_safe_XOR64): Adjust for above deletion.
1003 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
1004 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
1005 (legitimate_constant_p): Use const_zero_operand instead.
1006 (sparc_extra_constraint_check): Likewise.
1007 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
1008 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
1009 (PREDICATE_CODES): Delete.
1010 * config/sparc/sparc.md: Include predicates.md.
1011 (All patterns): Adjust for new predicate names.
1012 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
1013 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
1014 (movdi): Use general_operand predicate.
1015 (movdi_sp64_dbl): Delete.
1016 (movdi_const64_special): Add 'N' constraint.
1017 (movdicc): Use arith10_operand predicate.
1018 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
1019 (movdi_cc_reg_sp64): Use arith10_operand predicate.
1020 (movdi_cc_reg_sp64_trunc): Delete.
1021 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
1022 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
1023 (subdi3_sp32): Delete.
1024 (subdi3_insn_sp32): Change to define_insn_and_split.
1025 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
1026 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
1027 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
1028 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
1029 small_int_operand predicate.
1030 (divdi3, udivdi3): Use arith_operand predicate.
1031 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
1032 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
1033 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
1034 (xordi3_sp64_dbl): Delete.
1035 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
1036 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
1037 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
1038 cmp_ccx_set_not): Use arith_operand predicate.
1039 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
1040 * config/sparc/predicates.md: New file.
1042 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
1044 PR tree-optimization/14846
1045 * fold-const.c (fold_single_bit_test_into_sign_test): New,
1047 (fold_single_bit_test): ... here.
1048 (fold_binary): Call fold_single_bit_test_into_sign_test
1049 instead of fold_single_bit_test.
1051 2005-04-20 James E Wilson <wilson@specifixinc.com>
1054 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
1055 is another declaration.
1057 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
1059 * config/cris/predicates.md: New file.
1060 * config/cris/cris-protos.h (cris_store_multiple_op_p)
1061 (cris_movem_load_rest_p): Declare.
1062 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
1063 (cris_movem_load_rest_p): Ditto. Globalize.
1064 (cris_bdap_operand, cris_bdap_biap_operand,
1065 cris_orthogonal_operator, cris_commutative_orth_op,
1066 cris_operand_extend_operator,
1067 cris_additive_operand_extend_operator, cris_extend_operator,
1068 cris_plus_or_bound_operator, cris_mem_op,
1069 cris_general_operand_or_symbol,
1070 cris_general_operand_or_gotless_symbol,
1071 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
1072 cris_load_multiple_op): Remove predicate functions.
1073 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
1074 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
1075 * config/cris/cris.h (PREDICATE_CODES): Don't define.
1076 * config/cris/cris.md: Include predicates.md.
1077 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
1079 2005-04-20 Ian Lance Taylor <ian@airs.com>
1081 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
1082 * c-common.h (STMT_EXPR_STMT): Don't define.
1083 (STMT_EXPR_NO_SCOPE): Don't define.
1084 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
1085 * c-pretty-print.c (pp_c_primary_expression): Likewise.
1086 (pp_c_expression): Likewise.
1088 2005-04-20 Richard Henderson <rth@redhat.com>
1091 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
1093 2005-04-20 Jeff Law <law@redhat.com>
1095 * reload1.c (reload): Ignore equivalences between pseudos and
1098 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
1101 * c-tree.h (struct c_label_list): Update comment.
1102 (struct c_label_context): Rename to struct c_label_context_se.
1103 (label_context_stack): Rename to label_context_stack_se.
1104 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
1105 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
1106 c_end_vm_scope): New.
1107 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
1108 * c-decl.c (pop_scope): Call c_end_vm_scope.
1109 (pushdecl): Call c_begin_vm_scope for variably modified
1111 (define_label): Check for jumping into scope of identifier with
1112 variably modified type. Push label on stack for those defined at
1113 current context of identifiers with variably modified type.
1114 (start_function): Create stack level for context of identifiers
1115 with variably modified type.
1116 (finish_function): Pop stack level for context of identifiers with
1117 variably modified type.
1118 * c-typeck.c (label_context_stack): Rename to
1119 label_context_stack_se.
1120 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
1121 (c_finish_goto_label): Check for jumping into scope of identifier
1122 with variably modified type. Push label on stack for those jumped
1123 to from current context of identifiers with variably modified
1125 (struct c_switch): Add blocked_vm.
1126 (c_start_case): Initialize blocked_vm.
1127 (do_case): Check blocked_vm.
1128 (c_finish_case): Add comment.
1129 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
1130 variable label_context_stack.
1132 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1134 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
1135 conditional_replacement, value_replacement, abs_replacement,
1137 (replace_phi_edge_with_variable): Remove argument BB.
1138 (conditional_replacement, value_replacement,
1139 minmax_replacement, abs_replacement): Remove argument PHI_BB.
1140 Update a call to replace_phi_edge_with_variable.
1142 * tree-ssa-phiopt.c: Fix comments.
1144 2005-04-20 Michael Matz <matz@suse.de>
1147 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
1150 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1152 * tree-ssa-phiopt.c: Fix comment typos.
1154 PR tree-optimization/21116
1155 * tree-ssa-phiopt.c: Fix a typo.
1157 2005-04-19 Richard Henderson <rth@redhat.com>
1159 * builtins.c (expand_builtin_sync_operation): Revert last change.
1160 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
1162 (expand_compare_and_swap_loop): Likewise.
1163 (expand_sync_operation): Remove fallback from NAND to AND; invert
1164 memory operand when expanding from cmpxchg.
1165 (expand_sync_fetch_operation): Likewise.
1166 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
1169 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
1170 when implementing NAND. Fix double-add for AFTER.
1171 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
1172 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1173 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
1175 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
1178 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
1179 to return old memory value.
1180 (sync_compare_and_swap_cc<IMODE>): Likewise.
1182 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
1183 return pre-reload. Don't consider output or anti dependencies.
1184 * config/ia64/sync.md (IMODE): New.
1185 (modesuffix): Add QI and HI.
1186 (memory_barrier): Simplify expansion.
1187 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
1188 (cmpxchg_acq_<IMODE>): Likewise.
1189 (sync_lock_test_and_set<IMODE>): Likewise.
1190 (sync_lock_release<IMODE>): Likewise.
1192 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1194 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
1197 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
1199 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
1201 2005-04-20 Michael Pogue <michael.pogue@sun.com>
1202 Joseph S. Myers <joseph@codesourcery.com>
1204 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
1205 * c-typeck.c (build_c_cast): Check these options.
1206 * doc/invoke.texi: Document these options.
1208 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
1210 * tree-ssa-phiopt.c: Update a comment about the pass.
1212 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1214 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
1215 config/mcore/mcore.c: Fix comment typos.
1217 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
1219 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
1220 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
1222 2005-04-19 Paul Brook <paul@codesourcery.com>
1224 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
1226 2005-04-19 Andrew Haley <aph@redhat.com>
1229 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
1230 looking at a field's bitpos.
1232 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1234 * system.h (fopen, fdopen, freopen): Define these to the unlocked
1235 libiberty functions.
1237 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
1239 PR tree-optimization/21096
1240 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
1242 2005-04-19 Alan Modra <amodra@bigpond.net.au>
1245 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
1246 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
1248 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
1250 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
1251 refers to the function being dumped.
1253 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
1255 * varasm.c (assemble_start_function): Remove reset of in_section.
1257 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1259 PR tree-optimization/21085
1260 * fold-const (fold_binary): Don't change X % -C to X % C if C has
1263 2005-04-19 Ben Elliston <bje@au.ibm.com>
1265 * doc/invoke.texi (Optimize Options): Refer to the correct
1266 optimisation flag -ftree-dominator-opts, not -ftree-dom.
1268 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
1270 * config/rs6000/rs6000.c (machopic_output_stub): Increase
1271 alloca argument to be big enough.
1273 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
1276 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
1279 2005-04-18 Tom Tromey <tromey@redhat.com>
1281 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
1284 2005-04-18 Richard Henderson <rth@redhat.com>
1286 * config/alpha/alpha.c (alpha_split_atomic_op): New.
1287 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
1288 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
1289 * config/alpha/alpha-protos.h: Update.
1290 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
1291 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
1292 (attr type): Add ld_l, st_c, mb.
1293 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
1294 iornotsi3, xorsi_internal, xornotsi3): New.
1295 * config/alpha/ev4.md (ev4_ld): Add ld_l.
1296 (ev4_ist_c, ev4_mb): New.
1297 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
1299 * config/alpha/ev6.md (ev6_ild): Add ld_l.
1300 (ev6_ist): Add st_c.
1302 * config/alpha/sync.md: New file.
1304 2005-04-18 Richard Henderson <rth@redhat.com>
1306 * builtins.c (expand_builtin_sync_operation): Fold nand to and
1309 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
1311 2005-04-18 Devang Patel <dpatel@apple.com>
1313 * config/rs6000/atlivec.md (mulv4si3): New pattern.
1315 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1317 PR tree-optimization/20922
1318 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
1319 Fold X + c >= X and fold X - c <= X to true.
1321 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
1323 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
1325 (emergency_labeled_state_free): Likewise.
1327 2005-04-18 Nick Clifton <nickc@redhat.com>
1329 * config/h8300/h8300.md (jump): Remove prescan parameter from
1330 calls to final_scan_insn.
1332 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
1333 parameter from calls to final_scan_insn.
1335 * config.gcc (m68hc12): Use the m68hc11.opt file for target
1337 (v850e, v850e1): Use the v850.opt file for target specific
1340 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
1342 PR tree-optimization/21001
1343 * tree-optimize.c (init_tree_optimization_passes): Move the
1344 first pass_forwprop immediately before pass_vrp.
1346 2005-04-17 Ian Lance Taylor <ian@airs.com>
1348 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
1349 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
1350 from enum tree_code op to bool is_sizeof.
1351 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
1352 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
1353 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
1355 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
1357 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
1360 2005-04-17 Ian Lance Taylor <ian@airs.com>
1362 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
1364 2005-04-17 Richard Henderson <rth@redhat.com>
1366 * config/alpha/alpha.c (va_list_skip_additions): Only define if
1368 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
1369 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
1370 of indirection through ssa names while looking for the gpr counter
1372 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
1373 saved va_list_gpr_size and va_list_fpr_size.
1375 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1377 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
1378 both pointers or both integers.
1380 * tree-vrp.c (maybe_add_assert_expr): Don't assert
1381 ASSERT_EXPRs for single-use variable.
1383 * tree-into-ssa.c: Fix a comment typo.
1385 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
1387 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
1388 -mipsN before forcing a default of -mips2.
1390 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1392 * predict.h (IS_TAKEN): Remove.
1393 * rtl.h (NOTE_PREDICTION): Likewise.
1395 * modulo-sched.c (CFG_HOOKS): Remove.
1397 * c-parser.c (N_C_TTYPES): Remove.
1399 * tree-flow-inline.h (get_stmt_operands): Remove.
1400 * lambda-code.c, tree-ssa-loop-unswitch.c,
1401 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
1402 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
1403 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
1404 calls to get_stmt_operands.
1405 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
1407 2005-04-17 Richard Henderson <rth@redhat.com>
1410 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
1411 of CUMULATIVE_ARGS past the last named argument.
1412 (alpha_va_start): Expect pretend_args_size only if strictly less than
1415 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
1418 * builtins.c (expand_builtin_strcat): Convert the result of
1419 strlen to the right type.
1420 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
1421 avoid creating type mismatches.
1422 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
1425 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
1427 2005-04-16 Richard Henderson <rth@redhat.com>
1430 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
1431 Use the mode of boolean_type_node when the user doesn't provide one.
1432 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
1434 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
1437 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
1440 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
1443 2005-04-16 Roger Sayle <roger@eyesopen.com>
1444 Steven Bosscher <stevenb@suse.de>
1446 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
1447 (fold_unary_to_constant): Likewise.
1449 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
1451 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
1454 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
1456 * doc/install.texi (Specific): Avoid using asterisks in @anchor
1457 names related to target triplets.
1458 Remove i?86-*-esix from platform directory.
1459 Remove powerpc-*-eabiaix from platform directory.
1461 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
1464 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
1465 falling through from SUBREG case to REG.
1467 2005-04-15 Roger Sayle <roger@eyesopen.com>
1469 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
1470 (fold_binary): Update comment mentioning fold_relational_hi_lo.
1471 (fold_binary_to_constant): Simplify using fold_binary.
1472 (fold_unary_to_constant): Likewise, simplify using fold_unary.
1474 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1476 * gthr-posix.c (pthread_cancel): Define.
1477 (pthread_mutexattr_init): Likewise.
1478 (pthread_mutexattr_settype): Likewise.
1479 (pthread_mutexattr_destroy): Likewise.
1481 2005-04-15 David S. Miller <davem@davemloft.net>
1484 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
1486 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1488 PR tree-optimization/21031
1489 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
1490 (forward_propagate_into_cond_1): Call it. Forward propagate
1491 integer-integer casts into COND_EXPRs.
1493 2005-04-15 Dave Korn <dave.korn@artimi.com>
1495 * gcc.c (default_compilers): Clarify obscure error message when
1496 reading from standard input.
1498 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1500 * basic-block.h (PROP_EQUAL_NOTES): Remove.
1501 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
1503 * tree-ssa-alias.c (init_alias_info): Remove a call to
1506 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
1508 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
1509 of non-virtual PHI nodes like we use to.
1511 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
1513 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
1514 (attr_copy_rtx): Do not use it.
1516 2005-04-15 Andrew Macleod <amacleod@redhat.com>
1518 * doc/tree-ssa.texi: Grammer/abbreviation updates.
1520 2005-04-15 Diego Novillo <dnovillo@redhat.com>
1522 * tree-vect-transform.c (vectorizable_store): Mark necessary
1523 objects in the vectorized store needing renaming. Update the
1524 SSA graph for V_MAY_DEF operands in the original store.
1526 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1528 * tree-ssa-pre.c (compute_avail): It's okay to have
1529 TREE_INVARIANT's here, and value number the resulting expressions.
1530 (create_expression_by_pieces): Make sure operands that were
1531 min_invariant when we started, stay that way.
1533 2005-04-15 David Edelsohn <edelsohn@gnu.org>
1535 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
1537 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1539 PR tree-optimization/20936.
1540 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
1542 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
1544 * doc/invoke.texi: Fix typos.
1545 * doc/md.texi: Likewise.
1546 * doc/rtl.texi: Likewise.
1547 * doc/sourcebuild.texi: Likewise.
1548 * doc/tm.texi: Likewise.
1550 2005-04-15 Uros Bizjak <uros@kss-loka.si>
1552 PR tree-optimization/21004
1553 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
1554 and floorl in c99 mode only.
1555 * builtins.c (expand_builtin_int_roundingfn): Assert that
1556 fallback_fndecl is not NULL_TREE.
1558 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
1560 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
1561 * basic-block.h: Update the prototype for
1562 purge_all_dead_edges.
1563 * cfgexpand.c (tree_expand_cfg): Update a call to
1564 purge_all_dead_edges.
1565 * combine.c (combine_instructions): Likewise.
1566 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
1567 rest_of_handle_cse2, rest_of_handle_gcse,
1568 rest_of_handle_postreload): likewise.
1570 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
1573 * gimplify.c (gimplify_addr_expr): Compensate for removal of
1574 e.g. cv-qualification conversions.
1576 2005-04-14 Mike Stump <mrs@apple.com>
1578 * config/darwin-c.c (framework_construct_pathname): We must
1579 find all headers of a framework in the first instance of it
1580 found in the seach path.
1582 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1584 PR tree-optimization/21021
1585 * tree-vrp.c (compare_values): Work around a bug in the front
1586 end that produces a comparison of mismatched types.
1588 2004-04-14 Richard Henderson <rth@redhat.com>
1590 * config/ia64/ia64.h (enum fetchop_code): Remove.
1591 (enum ia64_builtins): Move ...
1592 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
1593 members except BSP and FLUSHRS.
1594 (ia64_init_builtins): Remove __sync builtins.
1595 (ia64_expand_builtin): Likewise.
1596 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
1597 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
1598 (ia64_expand_lock_release): Remove.
1599 * config/ia64/ia64.md (mf): Move to sync.md.
1600 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
1601 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
1602 * config/ia64/sync.md: New file.
1603 (memory_barrier): Rename from mf.
1604 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
1605 (cmpxchg_acq_<I48MODE>): Likewise.
1606 (sync_lock_test_and_set<I48MODE>): Likewise.
1608 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
1609 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
1611 2004-04-14 Richard Henderson <rth@redhat.com>
1613 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
1614 (ix86_compare_emitted): New.
1615 (ix86_expand_compare): Use ix86_compare_emitted if set.
1616 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
1617 and ix86_compare_op0 are set.
1618 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
1619 (TARGET_CMPXCHG, TARGET_XADD): New.
1620 (ix86_compare_emitted): Declare.
1621 * config/i386/i386.md: Include sync.md
1622 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
1623 (UNSPECV_XCHG, UNSPECV_LOCK): New.
1624 * config/i386/sync.md: New file.
1626 2004-04-14 Richard Henderson <rth@redhat.com>
1629 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
1630 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
1631 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
1632 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
1633 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
1634 BT_FN_I8_VPTR_I8_I8): New.
1635 * builtins.def (DEF_SYNC_BUILTIN): New.
1636 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
1637 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
1638 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
1639 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
1640 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
1641 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
1642 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
1643 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
1644 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
1645 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
1646 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
1647 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
1648 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
1649 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
1650 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
1651 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
1652 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
1653 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
1654 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
1655 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
1656 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
1657 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
1658 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
1659 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
1660 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
1661 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
1662 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
1663 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
1664 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
1665 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
1666 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
1667 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
1668 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
1669 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
1670 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
1671 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
1672 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
1673 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
1674 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
1675 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
1676 BUILT_IN_SYNCHRONIZE: New.
1677 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
1678 as a function. Accept __sync_ as a prefix as well.
1679 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
1680 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
1681 expand_builtin_lock_release): New.
1682 (expand_builtin): Call them.
1683 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
1684 neither BOTH_P nor FALLBACK_P are defined.
1685 (builtin_type_for_size): New.
1686 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
1687 (resolve_overloaded_builtin): New.
1688 * c-common.h (resolve_overloaded_builtin): Declare.
1689 (builtin_type_for_size): Declare.
1690 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
1691 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
1692 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
1693 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
1694 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
1695 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
1696 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
1697 sync_compare_and_swap_cc, sync_lock_test_and_set,
1698 sync_lock_release): New.
1699 * optabs.h: Declare them.
1700 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
1701 expand_sync_operation, expand_sync_fetch_operation,
1702 expand_sync_lock_test_and_set): Declare.
1703 * genopinit.c (optabs): Add sync optabs.
1704 * optabs.c (init_optabs): Initialize sync optabs.
1705 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
1706 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
1707 expand_sync_operation, expand_sync_fetch_operation,
1708 expand_sync_lock_test_and_set): New.
1709 * doc/extend.texi (Atomic Builtins): New section
1710 * doc/md.texi (Standard Names): Add sync patterns.
1712 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
1714 * tree-eh.c (lower_try_finally_copy): Generate new code in
1715 response to goto_queue entries as if the queue was sorted by
1716 index, not pointers.
1717 (lower_try_finally_switch): Likewise.
1719 2005-04-14 Richard Henderson <rth@redhat.com>
1721 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
1722 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
1724 (ix86_expand_fp_movcc): Update to match.
1725 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
1726 * config/i386/i386-protos.h: Update.
1727 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
1728 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
1730 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
1732 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
1735 2005-04-14 Julian Brown <julian@codesourcery.com>
1737 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
1738 link failures on ppc64 Linux.
1740 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
1742 * config.gcc: Set cpu_type for s390.
1744 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
1746 Fix PR tree-optimization/20963
1747 * tree-ssa-pre.c (compute_avail): Remove special case for
1749 (create_expression_by_pieces): Add value numbers for forced out
1752 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
1754 * config/cris/cris.md: Replace references to (reg:SI 16) with
1755 (reg:SI CRIS_SRP_REGNUM).
1757 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
1759 PR tree-optimization/20657
1760 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
1761 create an appropriate range from it.
1763 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1765 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
1766 <UNSPEC_FIST_CEIL> case.
1768 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
1769 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
1770 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
1771 to implement lfloor and llfloor built-ins as x87 intrinsic function.
1772 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
1773 (lfloor<mode>2): New expanders.
1774 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
1775 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
1776 to implement lceil and llceil built-ins as x87 intrinsic function.
1777 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
1778 (lceil<mode>2): New expanders.
1780 2005-04-14 Uros Bizjak <uros@kss-loka.si>
1782 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
1783 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
1785 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
1788 * config/s390/s390-modes.def: Define TFmode.
1790 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
1792 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
1793 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1794 * config/mips/mips.c (mips16_insn_length): Remove reference to
1795 JUMP_TABLES_IN_TEXT_SECTION.
1797 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
1799 * simplify-rtx.c (simplify_binary_operation_1): Return
1800 scalar or vector of constant 0, depending on the xor's
1803 2005-04-13 Dale Johannesen <dalej@apple.com>
1805 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
1806 (objc-act.o): Ditto.
1807 * objc/objc-act.c (objc_gimplify_expr): New.
1808 (objc_get_callee_fndecl): New.
1809 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
1810 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
1811 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
1813 2005-04-13 Devang Patel <dpatel@apple.com>
1815 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
1818 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
1820 CRIS prologue as RTL.
1821 * config/cris/cris-protos.h (cris_emit_movem_store)
1822 (cris_expand_prologue): Prototype.
1823 * config/cris/cris.c (struct machine_function): New member
1825 (cfa_label_num, cris_target_asm_function_prologue): Remove.
1826 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
1827 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
1828 (cris_load_multiple_op, cris_return_address_on_stack)
1829 (cris_return_address_on_stack_for_return): ISO-Cify.
1830 (cris_store_multiple_op): New predicate function.
1831 (cris_expand_prologue, cris_emit_movem_store): New functions.
1832 (cris_print_operand) <case 'O'>: Handle modifications other than
1834 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
1835 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
1836 (cris_gen_movem_load): Rearrange slightly to make local variable
1837 src a parameter, removing osrc.
1838 (cris_setup_incoming_varargs): Set machine_function member
1839 stdarg_regs to correspond to the number of registers that need to
1841 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
1843 (PREDICATE_CODES): Add cris_store_multiple_op. Make
1844 cris_general_operand_or_gotless_symbol accept UNSPEC.
1845 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
1846 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
1847 ("*cris_store_multiple"): New pattern. Tweak common comment above
1848 this and "*cris_load_multiple".
1849 ("prologue"): New define_expand.
1851 * config/cris/cris.md ("epilogue"): Conditionalize on
1852 TARGET_PROLOGUE_EPILOGUE.
1854 2005-04-13 Steve Ellcey <sje@cup.hp.com>
1857 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
1858 fpsr 0 instead of fpsr 1.
1859 (divsf3_internal_thr): Ditto.
1860 (divdf3_internal_lat): Ditto.
1861 (divdf3_internal_thr): Ditto.
1862 (divxf3_internal_lat): Ditto.
1863 (divxf3_internal_thr): Ditto.
1865 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1867 PR tree-optimization/20913
1868 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
1870 PR tree-optimization/20702
1871 * tree-vrp.c (maybe_add_assert_expr): Recurse into
1872 dominator children that haven't been walked into.
1874 2005-04-13 Julian Brown <julian@codesourcery.com>
1876 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
1877 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
1880 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1882 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
1883 config/i386/sse.md: Fix comment typos.
1885 * genattrtab.c (NULL_ATTR): Remove.
1886 * ifcvt.c (NULL_EDGE): Likewise.
1888 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
1890 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
1891 NOTE_PREDICT): Remove.
1893 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1895 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
1896 * configure: Regenerate.
1897 * config.in: Likewise.
1898 * system.h: Declare vsnprintf if not already declared.
1900 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1902 * optc-gen.awk: Handle stand-alone Mask records.
1903 * opth-gen.awk: Likewise.
1904 * doc/options.texi (Option file format): Document them.
1905 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
1906 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
1907 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
1908 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
1909 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
1910 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
1911 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
1912 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
1913 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
1914 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
1915 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
1916 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
1917 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
1918 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
1919 TARGET_LONG_DOUBLE_128): Likewise.
1920 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
1921 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
1922 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
1923 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
1924 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
1925 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
1926 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
1927 * config/sparc/sparc.c (fpu_option_set): New global.
1928 (sparc_handle_option): New function.
1929 (sparc_override_options): Test fpu_option_set.
1930 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
1931 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
1932 * config/sparc/sparc.opt: New file.
1933 * config/sparc/little-endian.opt: Likewise.
1934 * config/sparc/long-double-switch.opt: Likewise.
1936 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
1938 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
1939 (bfin_handle_options): Set it if -mshared-library-id= is seen.
1940 * config/bfin/bfin.opt (mshared-library-id=): Lose
1941 Var(bfin_lib_id_given).
1943 2005-04-13 Matt Thomas <matt@3am-software.com>
1945 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
1948 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
1950 * rtl.h (CLEAR_RTX_FLAGS): Remove.
1952 * cgraphunit.c (INSNS_PER_CALL): Remove.
1954 * tree-ssa-forwprop.c (vars,
1955 record_single_argument_cond_exprs,
1956 substitute_single_use_vars): Remove.
1957 (forward_propagate_into_cond_1, forward_propagate_into_cond):
1959 (tree_ssa_forward_propagate_single_use_vars): Call
1960 forward_propagate_into_cond for each COND_EXPR.
1962 * tree-inline.c (INSNS_PER_STMT): Remove.
1964 2005-04-12 Richard Henderson <rth@redhat.com>
1966 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
1967 (ix86_expand_sse_fp_minmax): ... from ...
1968 (ix86_expand_fp_movcc): ... here.
1969 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
1970 * config/i386/i386-protos.h: Update.
1971 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
1972 (sse_setccsf, sse_setccdf): Allow before reload.
1973 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
1974 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
1975 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
1976 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
1977 (anddf3, nanddf3, iordf3, xordf3): New.
1979 2005-04-12 Jeff Law <law@redhat.com>
1981 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
1982 (tree-ssa-uncprop.o): Add dependencies.
1983 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
1984 * tree-flow.h (remove_useless_stmts): Remove prototype.
1985 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
1986 remove_useless_stmts.
1987 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
1988 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
1989 * tree-pass.h (pass_uncprop): Declare.
1990 * tree-ssa-uncprop.c: New file.
1992 2005-04-12 James E. Wilson <wilson@specifixinc.com>
1995 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
1997 2005-04-12 Caroline Tice <ctice@apple.com>
1999 Temporary fix for partitioning problems.
2000 * passes.c (rest_of_handle_final): Remove code that
2001 frees unlikely_text_section_name,
2002 * varasm.c (assemble_start_function): Test for partitioning
2003 flag before writing out section labels.
2004 (assemble_end_function): Test for partitioning flag before
2005 writing out section labels.
2007 2005-04-12 Steven Bosscher <stevenb@suse.de>
2008 Stuart Hastings <stuart@apple.com>
2009 Jan Hubicka <jh@suse.cz>
2011 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
2012 references to gt-tree-cfg.h.
2013 * basic-block.h (struct basic_block_def): Don't skip rbi
2014 for garbage collection.
2015 (struct reorder_block_def): Make GTY-able.
2016 (struct control_flow_graph): New structure.
2017 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
2018 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
2019 but instead defines to the control_flow_graph for cfun.
2020 (label_to_block_map): New define, points to the label map of
2021 the control_flow_graph for cfun.
2022 (n_edges_for_function, n_basic_blocks_for_function,
2023 last_basic_block_for_function, basic_block_info_for_function,
2024 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
2025 basic_block_info_for_function, label_to_block_map_for_function):
2026 Counterparts for the above, taking a struct function as an extra
2028 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
2029 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
2030 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
2031 (alloc_rbi_pool, free_rbi_pool): Remove.
2032 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
2033 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
2035 (cfg_layout_finalize) ... and don't free it here.
2036 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
2038 * flow.c (free_basic_block_vars): Set label_to_block_map and
2039 n_edges to zero too.
2040 * function.h (struct function): Add cfg field.
2041 * function.c (allocate_struct_function): Allocate the cfg.
2042 * tree-cfg.c (label_to_block_map): Remove.
2043 (build_tree_cfg): Don't allocate the rbi pool here...
2044 (delete_tree_cfg_annotations): ...and don't free it here.
2045 Also don't nullify label_to_block_map for cfun.
2047 2005-04-12 Caroline Tice <ctice@apple.com>
2049 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2050 Revert my patch from April 9.
2051 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
2052 (reorder_basic_blocks): Revert my patch from April 9.
2053 (insert_section_boundary_note): Revert my patch from April 9.
2054 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
2055 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
2056 (COLD_END_LABEL): Revert my patch from April 9.
2057 (cold_text_section_label): Revert my patch from April 9.
2058 (cold_end_label): Revert my patch from April 9.
2059 (dwarf2out_switch_text_section): Revert my patch from April 9.
2060 (output_aranges): Revert my patch from April 9.
2061 (output_ranges): Revert my patch from April 9.
2062 (output_line_info): Revert my patch from April 9.
2063 (add_location_or_const_value_attribute): Revert my patch from April 9.
2064 (dwarf2out_var_location): Revert my patch from April 9.
2065 (dwarf2out_init): Revert my patch from April 9.
2066 (dwarf2out_finish): Revert my patch from April 9.
2067 * function.h (struct function): Revert my patch from April 9.
2068 * opts.c (decode_options): Revert my patch from April 9.
2069 * output.h (unlikely_section_label, hot_section_label,
2070 hot_section_end_label, cold_section_end_label,
2071 unlikely_text_section_name): Revert my patch from April 9.
2072 * passes.c (rest_of_handle_final): Revert my patch from April 9.
2073 * varasm.c (unlikely_section_label, hot_section_label,
2074 hot_section_end_label, cold_section_end_label,
2075 unlikely_text_section_name): Revert my patch from April 9.
2076 (initialize_cold_section_name): Revert my patch from April 9.
2077 (unlikely_text_section): Revert my patch from April 9.
2078 (in_unlikely_text_section): Revert my patch from April 9.
2079 (named_section): Revert my patch from April 9.
2080 (function_section): Revert my patch from April 9.
2081 (current_function_section): Revert my patch from April 9.
2082 (assemble_start_function): Revert my patch from April 9.
2083 (assemble_end_function): Revert my patch from April 9.
2084 (default_section_type_flags_1): Revert my patch from April 9.
2086 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2088 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
2089 * config/sparc/sparc.md (untyped_call): Save the registers manually.
2091 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
2093 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
2096 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
2097 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
2099 2004-04-12 Richard Henderson <rth@redhat.com>
2101 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
2102 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
2103 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
2104 (UNSPEC_*, UNSPECV_*): Renumber.
2106 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
2109 From Richard Henderson <rth@redhat.com>:
2110 * tree-mudflap.c (mf_build_check_statement_for): Correct block
2113 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
2115 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
2117 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
2119 * config/bfin/bfin.c (bfin_library_id_string): Remove.
2120 (bfin_library_id): New variable.
2121 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
2122 instead of bfin_library_id_string.
2123 (bfin_handle_option): New function.
2124 (override_options): Remove most code to deal with shared library IDs,
2125 just check they aren't used without -mid-shared-library.
2126 (TARGET_HANDLE_OPTION): Define.
2127 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
2128 * config/bfin/bfin.opt (mshared-library-id=): New.
2130 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
2132 * tree-vect-transform.c: Fix comment typos.
2134 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
2136 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
2137 split critical edges when not possible/profitable.
2139 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2141 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
2142 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
2143 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
2144 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
2145 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
2146 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
2147 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
2148 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
2150 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
2151 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2152 * config/ns32k/ns32k.opt: New file.
2154 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
2156 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
2157 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
2158 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
2159 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
2160 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
2161 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
2162 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
2163 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
2164 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
2165 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
2166 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
2167 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
2168 (MASK_COLDFIRE): Formatting fixes.
2169 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
2170 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
2171 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
2172 "_current_shared_library_a5_offset_".
2173 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2174 (MASK_ALL_CPU_BITS): New macro.
2175 (m68k_handle_option): New function.
2176 (override_options): Remove handling of m68k_library_id_string.
2177 * config/m68k/m68k.opt: New file.
2178 * config/m68k/ieee.opt: New file.
2180 2005-04-11 Mark Mitchell <mark@codesourcery.com>
2182 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2183 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
2184 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2185 (TARGET_CXX): Adjust accordingly.
2186 * target.h (struct gcc_target): Remove epxort_class_data. Add
2187 determine_class_data_visibility and class_data_always_comdat.
2188 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2189 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
2190 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2191 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
2192 (arm_cxx_determine_class_data_visibility): New.
2193 (arm_cxx_class_data_always_comdat): Likewise.
2194 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
2195 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
2196 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
2197 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
2198 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
2201 2005-04-11 Devang Patel <dpatel@apple.com>
2203 * tree-data-ref.c (build_classic_dist_vector,
2204 compute_subscript_distance): Make externally visible.
2205 * tree-data-ref.h (build_classic_dist_vector,
2206 compute_subscript_distance): Same.
2207 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
2208 Check distance vector against vectorization factor.
2209 (vect_analyze_loop): Determine vectorizaion factor before
2210 analyzing data dependences.
2211 * tree-vectorizer.c (loops_num): Make it externally visible and
2213 * tree-vectorizer.c (vect_loops_num): ... new name.
2214 * tree-vectorizer.h (vect_loops_num): New.
2216 2005-04-11 Devang Patel <dpatel@apple.com>
2218 * tree-vect-analyze.c (vect_analyze_operations): Check
2219 vectorizable codition.
2220 * tree-vect-transform.c (vect_is_simple_cond): New function.
2221 (vectorizable_condition): New function.
2222 (vect_transform_stmt): Handle condition_vec_info_type.
2223 * tree-vectorizer.h (enum stmt_vec_info_type): Add
2224 condition_vec_info_type.
2225 (vectorizable_condition): New.
2227 2005-04-11 Geoffrey Keating <geoffk@apple.com>
2229 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
2230 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
2231 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
2233 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
2234 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
2236 * dwarf2out.c (output_line_info): Don't try to dereference
2237 a NULL current_function_decl.
2239 * config/t-slibgcc-darwin: Don't put shared libraries in
2240 directories other than $(slibdir).
2241 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
2244 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2246 PR tree-optimization/20933
2247 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
2248 logic to reject aliases between read-only and writable
2250 (may_alias_p): ... here.
2251 (get_tmt_for): Do not associate read-only tags to pointers
2252 whose pointed-to type is not read-only.
2253 * tree-ssa.c (verify_ssa): Check that memory stores have at
2254 least one V_MAY_DEF or V_MUST_DEF.
2256 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2259 * configure.ac (gcc_UNLOCKED_FUNCS): New.
2260 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
2261 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
2262 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
2264 (fwrite_unlocked): Fix prototype.
2266 * configure, config.in: Regenerate.
2268 2005-04-11 David Edelsohn <edelsohn@gnu.org>
2270 * tree-ssa-loop-im.c: Include real.h.
2271 (determine_invariantness_stmt): If real division divisor is
2272 invariant and flag_unsafe_math_optimizations enabled, generate
2273 invariant reciprocal for hoisting.
2274 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
2276 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2278 Fix PR tree-optimization/20926
2280 * tree-ssa-alias.c (add_type_alias): Handle subvars.
2282 2005-04-11 Devang Patel <dpatel@apple.com>
2284 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
2287 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2289 * fold-const.c (fold_binary_op_with_conditional_arg):
2290 use fold_buildN instead of "fold (buildN" in some
2292 (fold_unary): Likewise.
2293 (fold_binary): Likewise.
2295 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
2297 Fix PR tree-optimization/20612
2298 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
2300 (perfect_nestify): preheaderbb is *not* part of loop of the
2303 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
2305 * tree-ssa-alias.c (may_alias_p): If the variable
2306 is a global variable and the pointer is parameter
2307 and -fargument-noalias-global is used, then
2308 the pointer cannot alias the variable.
2310 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
2312 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
2313 * config/sparc/sparc.h: Likewise.
2314 * config/sparc/sparc.md: Likewise.
2316 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
2318 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
2320 * tree-vrp.c: Fix a comment typo.
2322 2005-04-11 Diego Novillo <dnovillo@redhat.com>
2324 PR tree-optimization/20920
2325 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
2326 SSA_NAME flows through an abnormal edge.
2327 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
2328 through abnormal edges.
2329 (maybe_add_assert_expr): Likewise.
2331 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
2333 * config/s390/s390.h (s390_tune_string, s390_arch_string)
2334 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
2335 (s390_stack_size_string, s390_stack_guard_string, target_flags)
2336 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
2337 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
2338 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
2339 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
2340 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
2341 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
2342 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2343 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
2344 (TARGET_HANDLE_OPTION): Likewise.
2345 (s390_tune): Initialize to PROCESSOR_max.
2346 (s390_arch_string): Make static.
2347 (s390_tune_string, s390_warn_framesize_string): Delete.
2348 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
2349 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
2350 (s390_handle_arch_option, s390_handle_option): New functions.
2351 (override_options): Remove parsing of option strings.
2352 * config/s390/s390.opt: New file.
2354 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2356 * tree-complex.c (expand_vector_operations): Call
2357 update_stmt_if_modified.
2359 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
2361 * tree-vect-analyze (vect_determine_vectorization_factor):
2362 Do not use GET_MODE_NUNITS.
2363 * tree-vect-transform.c (vect_get_vec_def_for_operand,
2364 (vectorizable_load, vect_transform_loop): Likewise.
2366 2005-04-11 Uros Bizjak <uros@kss-loka.si>
2368 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
2369 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
2370 * optabs.h (enum optab_index): Add new OTI_lceil.
2371 (lceil_optab): Define corresponding macro.
2372 * optabs.c (init_optabs): Initialize lceil_optab.
2373 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
2374 and lceildi2 patterns.
2375 * builtins.c (expand_builtin_int_roundingfn): Handle
2376 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
2377 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
2378 BUILT_IN_LLCEIL{,F,L}.
2379 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
2380 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
2381 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
2382 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
2383 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
2384 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
2385 into lceil built-in function and (long long int)ceil{,f,l} into
2386 llceil built-in function.
2387 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
2390 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2392 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
2395 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
2397 * config/arm/arm.c: Fix a comment typo.
2398 * doc/tree-ssa.texi: Fix a typo.
2400 2005-04-10 Steven Bosscher <stevenb@suse.de>
2402 * cselib.c (clear_table): Rename to cselib_clear_table.
2403 * cselib.h (cselib_clear_table): Add prototype.
2404 * gcse.c (gcse_main): Make 'f' argument unused.
2405 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
2406 of each basic block instead.
2407 (compute_sets, compute_hash_table_work): Likewise.
2408 (constprop_register): Change int 'alter_jumps' argument to bool.
2409 (do_local_cprop): Likewise.
2410 (local_cprop_pass): Likewise. Also walk basic blocks instead of
2411 the insn chain. Explicitly clear the cselib tables after finishing
2412 one basic block. Make sure there are no unterminated libcall blocks.
2413 Update compute_sets call.
2414 (cprop): Walk basic blocks instead of the insn chain.
2415 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
2417 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
2418 one_cprop_pass calls.
2420 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2422 * combine.c (combine_simplify_rtx): Remove a transformation that
2423 relies on an invalid assumption about rtl sign-extension semantics.
2425 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
2427 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
2428 to build_int_cst_wide.
2430 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
2433 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
2434 set the original address pseudo to the correct value before the
2435 original insn, if possible, and leave the insn alone, otherwise
2436 create a new pseudo, set it and replace it in the insn.
2437 * recog.c (validate_change_maybe_volatile): New.
2438 * recog.h (validate_change_maybe_volatile): Declare.
2440 2005-04-09 Caroline Tice <ctice@apple.com>
2442 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
2443 Remove targetm.have_named_sections test.
2444 (fix_edges_for_rarely_executed_code): Likewise.
2445 (insert_section_boundary_note): Likewise.
2446 (reorder_basic_blocks): Check partitioning flag before calling
2447 verify_hot_cold_block_grouping.
2448 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
2449 the function struct rather than global variables.
2450 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
2451 (COLD_END_LABEL): Likewise
2452 (cold_text_section_label): New static global variable.
2453 (cold_end_label): Likewise.
2454 (dwarf2out_switch_text_section): Get hot/cold section labels from
2455 the function struct rather than global variables.
2456 (output_aranges): Use cold_text_section_label and cold_end_label;
2457 check partitioning flag before putting out delta.
2458 (output_ranges): Remove incorrect code attempting to use
2460 (output_line_info): Get cold section label from function struct.
2461 (add_location_or_const_value_attribute): Likewise.
2462 (get_subprogram_die): Get hot/cold section labels from function struct.
2463 (dwarf2out_var_location): Likewise.
2464 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
2465 write out cold_text_section_label if partition flag is set.
2466 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
2467 * function.h (struct function): Add new fields to point to hot/cold
2468 section labels: hot_section_label, cold_section_label,
2469 hot_section_end_label and cold_section_end_label; also add new field
2470 for cold text section name, unlikely_text_section_name.
2471 * opts.c (decode_options): Turn off partitioning flag if
2472 !targetm.have_named_sections.
2473 * output.h (hot_section_label): Remove.
2474 (hot_section_end_label): Remove.
2475 (cold_section_end_label): Remove.
2476 (unlikely_section_label): Remove.
2477 (unlikely_text_section_name): Remove.
2478 * passes.c (rest_of_handle_final): Remove code that frees
2479 unlikely_text_section_name.
2480 * varasm.c (unlikely_section_label): Remove.
2481 (hot_section_label): Remove.
2482 (hot_section_end_label): Remove.
2483 (cold_section_end_label): Remove.
2484 (unlikely_text_section_name): Remove.
2485 (initialize_cold_section_name): Modify to call
2486 targetm.strip_name_encoding; to store cold section name in current
2487 function struct, if it exists; and to only use the decl_section_name
2488 if flag_named_sections is true.
2489 (unlikely_text_section): Modify to get section name out of current
2490 function struct, if there is one; otherwise build it from
2491 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
2492 (in_unlikely_text_section): Likewise.
2493 (named_section): Modify to get/put cold section name in current function
2494 struct, if there is one.
2495 (function_section): Change 'bool unlikely' to 'int reloc'; check
2496 targetm.have_named_sections before calling named_section.
2497 (current_function_section): Likewise.
2498 (assemble_start_function): Modify to get/put unlikely_text_section_name
2499 in current function struct; modify to get hot/cold section labels
2500 from function struct; initialize labels using
2501 ASM_GENERATE_INTERNAL_LABEL;
2502 test partitioning flag before writing out hot section label.
2503 (assemble_end_function): Test partitioning flag before writing out
2504 hot/cold section labels.
2505 (default_section_type_flags_1): Modify to use array instead of
2506 char* for unlikely_text_section_name; set flags correctly for
2507 cold text section if there is not a current function decl.
2509 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2511 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
2512 and TI_VA_LIST_FPR_COUNTER_FIELD.
2513 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
2514 * tree-pass.h (pass_stdarg): Add.
2515 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
2516 * tree-stdarg.c: New file.
2517 * tree-stdarg.h: New file.
2518 * Makefile.in (OBJS-common): Add tree-stdarg.o.
2519 (tree-stdarg.o): Add dependencies.
2520 * function.h (struct function): Add va_list_gpr_size and
2521 va_list_fpr_size fields.
2522 * function.c (allocate_struct_function): Initialize them.
2523 * target.h (struct gcc_target): Add stdarg_optimize_hook.
2524 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2525 (TARGET_INITIALIZER): Add it.
2527 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
2528 va_list_{g,f}pr_counter_field.
2529 (ix86_setup_incoming_varargs): Don't do anything if reg_save
2530 area will not be used. Only save registers that tree-stdarg.c
2531 detected they need saving.
2532 (ix86_va_start): Don't set up fields that won't be used.
2534 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
2535 va_list_{g,f}pr_counter_field.
2536 (setup_incoming_varargs): Don't do anything if reg_save
2537 area will not be used. Only save registers that tree-stdarg.c
2538 detected they need saving.
2539 (rs6000_va_start): Don't set up fields that won't be used.
2541 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
2542 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
2543 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
2544 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
2546 2005-04-09 Jakub Jelinek <jakub@redhat.com>
2549 * config/i386/i386.c (construct_container): Pass empty aligned
2550 struct, union or class in memory.
2552 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
2554 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
2555 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
2556 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
2557 config/rs6000/predicates.md: Fix comment typos.
2559 * sched-int.h (haifa_insn_data): Remove blockage and units.
2560 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
2561 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
2562 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
2564 2005-04-09 Jan Hubicka <jh@suse.cz>
2565 Steven Bosscher <stevenb@suse.de>
2567 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
2568 * cfgloop.c (get_loop_exit_edges): Likewise.
2569 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
2571 * loop-unroll.c (analyze_insns_in_loop): Likewise.
2572 * tree-cfg.c (dump_cfg_status): Likewise.
2574 2005-04-09 David Edelsohn <edelsohn@gnu.org>
2576 * config/rs6000/predicates.md (altivec_register_operand): Remove
2577 redundant match_code test.
2578 (gpc_reg_operand): Same.
2579 (cc_reg_operand): Same.
2580 (cc_reg_not_cr0_operand): Same.
2582 2005-04-09 Jan Hubicka <jh@suse.cz>
2584 Forgotten hunk from my last merge patch:
2585 * final.c (output_addr_const): Do not call mark_referenced.
2587 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
2589 * doc/tree-ssa.texi: Add immediate use documentation.
2591 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
2593 * arm.c (FL_WBUF): Define.
2594 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
2595 (arm_is_6_or_7): Delete.
2596 (arm_tune_wbuf): New.
2597 (arm_override_options): Set arm_tune_wbuf.
2598 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
2599 (arm_is_6_or_7): Delete declaration.
2600 (arm_tune_wbuf): New declartion.
2601 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
2602 (model_wbuf): Derive from arm_tune_wbuf.
2603 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
2604 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
2605 (arm740t): Mark CPUs as having a write buffer.
2607 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2609 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
2610 of 'const_double_operand' in operand 2 constraints. Update enable
2613 2005-04-09 Uros Bizjak <uros@kss-loka.si>
2615 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
2616 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
2617 * optabs.h (enum optab_index): Add new OTI_lfloor.
2618 (lfloor_optab): Define corresponding macro.
2619 * optabs.c (init_optabs): Initialize lfloor_optab.
2620 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
2621 and lfloordi2 patterns.
2622 * builtins.c (expand_builtin_int_roundingfn): New prototype.
2623 (expand_builtin_int_roundingfn): New function.
2624 (fold_builtin_int_roundingfn): New prototype.
2625 (fold_builtin_int_roundingfn): New function, renamed from
2626 fold_builtin_lround.
2627 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
2628 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
2629 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
2630 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
2631 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
2632 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
2633 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
2634 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
2635 into lfloor built-in function and (long long int)floor{,f,l} into
2636 llfloor built-in function.
2637 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
2640 2005-04-08 Ian Lance Taylor <ian@airs.com>
2642 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
2643 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
2644 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
2645 (DO_COND, DO_BODY): Likewise.
2646 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
2647 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
2648 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
2649 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
2650 (build_continue_stmt, build_break_stmt): Don't declare.
2651 (c_do_switch_warnings): Update declaration.
2652 * c-gimplify.c (enum bc_t): Remove.
2653 (struct c_gimplify_ctx, ctxp): Remove.
2654 (push_context, pop_context): Remove static functions.
2655 (c_genericize): Don't call push_context or pop_context.
2656 (begin_bc_block, finish_bc_block): Remove static functions.
2657 (build_bc_goto): Likewise.
2658 (gimplify_c_loop): Likewise.
2659 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
2660 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
2661 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
2662 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
2663 * c-common.c (c_do_switch_warnings): Rename from
2664 c_do_switch_warnings_1.
2665 (c_do_switch_warnings) [old version]: Remove.
2666 (c_do_switch_expr_warnings): Remove.
2667 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
2668 function instead of c_do_switch_expr_warnings.
2669 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
2670 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
2671 * c-pretty-print.c (pp_c_statement): Likewise.
2672 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
2674 2005-04-08 Devang Patel <dpatel@apple.com>
2676 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
2677 While selecting replacement condition pay attention to loop header.
2679 2005-04-08 Diego Novillo <dnovillo@redhat.com>
2681 Merge from tree-cleanup-branch: VRP, store CCP, store
2682 copy-prop, incremental SSA updating of FUD chains and
2683 newly exposed symbols.
2685 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
2686 (OBJS-common): Add tree-vrp.o.
2687 (tree-vrp.o): New rule.
2688 * basic-block.h (nearest_common_dominator_for_set): Declare.
2689 * common.opt (ftree-store-ccp): New flag.
2690 (ftree-copy-prop): New flag.
2691 (ftree-vrp): New flag.
2692 (ftree-store-copy-prop): New flag.
2693 * dominance.c (nearest_common_dominator_for_set): New.
2694 * domwalk.c (walk_dominator_tree): Only traverse
2695 statements in blocks marked in walk_data->interesting_blocks.
2696 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
2697 * fold-const.c (fold): Handle ASSERT_EXPR.
2698 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
2699 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
2700 flag_tree_vrp at -O2.
2701 * timevar.def (TV_TREE_VRP): Define.
2702 (TV_TREE_COPY_PROP): Define.
2703 (TV_TREE_STORE_COPY_PROP): Define.
2704 (TV_TREE_SSA_INCREMENTAL): Define.
2705 (TV_TREE_STORE_CCP): Define.
2706 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
2707 to kill_redundant_phi_nodes from comment.
2708 (verify_expr): Handle ASSERT_EXPR.
2709 * tree-dfa.c (mark_new_vars_to_rename): Remove second
2710 argument. Update all users.
2711 (mark_call_clobbered_vars_to_rename): Remove. Update all
2713 * tree-flow-inline.h (unmodifiable_var_p): New.
2714 * tree-flow.h (enum value_range_type): Declare.
2715 (struct value_range_def): Declare.
2716 (value_range): Declare.
2717 (remove_all_phi_nodes_for): Remove. Update all users.
2718 (find_phi_node_for): Declare.
2719 (add_type_alias): Declare.
2720 (count_uses_and_derefs): Declare.
2721 (kill_redundant_phi_nodes): Remove.
2722 (rewrite_into_ssa): Remove.
2723 (rewrite_def_def_chains): Remove.
2724 (update_ssa, register_new_name_mapping, create_new_def_for,
2725 need_ssa_update_p, name_registered_for_update_p,
2726 release_ssa_name_after_update_ssa, dump_repl_tbl,
2727 debug_repl_tbl, dump_names_replaced_by,
2728 debug_names_replaced_by, mark_sym_for_renaming,
2729 mark_set_for_renaming, get_current_def, set_current_def,
2730 get_value_range, dump_value_range, debug_value_range,
2731 dump_all_value_ranges, debug_all_value_ranges,
2732 expr_computes_nonzero, loop_depth_of_name,
2733 unmodifiable_var_p): Declare.
2734 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
2736 * tree-into-ssa.c (block_defs_stack): Update comment.
2737 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
2738 syms_to_rename, names_to_release, repl_tbl,
2739 need_to_initialize_update_ssa_p, need_to_update_vops_p,
2740 need_to_replace_names_p): New locals.
2741 (NAME_SETS_GROWTH_FACTOR): Define.
2742 (struct repl_map_d): Declare.
2743 (struct mark_def_sites_global_data): Add field
2745 (enum rewrite_mode): Declare.
2746 (REGISTER_DEFS_IN_THIS_STMT): Define.
2747 (compute_global_livein): Use last_basic_block instead of
2749 (set_def_block): Remove last argument. Update all callers.
2750 (prepare_use_operand_for_rename): Remove. Update all callers.
2751 (prepare_def_operand_for_rename): Remove. Update all callers.
2752 (symbol_marked_for_renaming): New.
2755 (repl_map_hash): New.
2757 (repl_map_free): New.
2758 (names_replaced_by): New.
2759 (add_to_repl_tbl): New.
2760 (add_new_name_mapping): New.
2761 (mark_def_sites): Assume that all the operands in the
2762 statement are in normal form.
2763 (find_idf): Assert that the block in the stack is valid.
2764 (get_default_def_for): New.
2765 (insert_phi_nodes_for): Add new argument 'update_p'.
2767 If update_p is true, add a new mapping between the LHS of
2768 each new PHI and the name that it replaces.
2769 (insert_phi_nodes_1): Only call find_idf if needed.
2770 (get_reaching_def): Call get_default_def_for.
2771 (rewrite_operand): Remove.
2772 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
2773 and REWRITE_THIS_STMT are false.
2774 Assume that all the operands in the statement are in
2776 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
2777 (rewrite_virtual_phi_arguments): Remove.
2778 (invalidate_name_tags): Remove.
2779 (register_new_update_single, register_new_update_set,
2780 rewrite_update_init_block, replace_use,
2781 rewrite_update_fini_block, rewrite_update_stmt,
2782 rewrite_update_phi_arguments): New.
2783 rewrite_blocks): Remove argument 'fix_virtual_phis'.
2784 Add arguments 'entry', 'what' and 'blocks'.
2785 Initialize the dominator walker according to 'what' and
2787 Start the dominator walk at 'entry'.
2788 (mark_def_site_blocks): Add argument 'interesting_blocks'.
2789 Use it to configure the dominator walker.
2790 (rewrite_into_ssa): Remove argument 'all'.
2792 (rewrite_all_into_ssa): Remove.
2793 (rewrite_def_def_chains): Remove.
2794 (mark_def_interesting, mark_use_interesting,
2795 prepare_phi_args_for_update, prepare_block_for_update,
2796 prepare_def_site_for, prepare_def_sites,
2797 dump_names_replaced_by, debug_names_replaced_by,
2798 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
2799 delete_update_ssa, create_new_def_for,
2800 register_new_name_mapping, mark_sym_for_renaming,
2801 mark_set_for_renaming, need_ssa_update_p,
2802 name_registered_for_update_p, ssa_names_to_replace,
2803 release_ssa_name_after_update_ssa,
2804 insert_updated_phi_nodes_for, update_ssa): New.
2805 * tree-loop-linear.c (linear_transform_loops): Call
2806 update_ssa instead of rewrite_into_ssa.
2807 * tree-optimize.c (vars_to_rename): Remove.
2809 (init_tree_optimization_passes): Replace
2810 pass_redundant_phi with pass_copy_prop.
2812 Replace pass_ccp with pass_store_ccp.
2813 Add pass_store_copy_prop after pass_store_ccp.
2814 (execute_todo): If the TODO_ flags don't include updating
2815 the SSA form, assert that it does not need to be updated.
2816 Call update_ssa instead of rewrite_into_ssa and
2817 rewrite_def_def_chains.
2818 If TODO_verify_loops is set, call verify_loop_closed_ssa.
2819 (tree_rest_of_compilation):
2820 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
2821 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
2822 TODO_cleanup_cfg): Renumber.
2823 (TODO_verify_loops, TODO_update_ssa,
2824 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
2825 TODO_update_ssa_only_virtuals): Define.
2826 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
2828 * tree-phinodes.c (make_phi_node): Update documentation.
2829 (remove_all_phi_nodes_for): Remove.
2830 (find_phi_node_for): New.
2831 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
2832 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
2833 (interpret_rhs_modify_expr): Likewise.
2834 * tree-sra.c (decide_instantiations): Mark all symbols in
2835 SRA_CANDIDATES for renaming.
2836 (mark_all_v_defs_1): Rename from mark_all_v_defs.
2837 (mark_all_v_defs): New function. Update all users to call it
2838 with the whole list of scalarized statements, not just the
2840 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
2841 (compute_flow_insensitive_aliasing): If the tag is
2842 unmodifiable and the variable isn't or vice-versa, don't
2843 make them alias of each other.
2844 (setup_pointers_and_addressables): If the type tag for
2845 VAR is about to change, mark the old one for renaming.
2846 (add_type_alias): New.
2847 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
2848 (ccp_lattice_t): Rename from latticevalue.
2849 (value): Remove. Update all users.
2850 (const_val): New local variable.
2851 (do_store_ccp): New local variable.
2852 (dump_lattice_value): Handle UNINITIALIZED.
2853 (debug_lattice_value): New.
2854 (get_default_value): Re-write.
2855 (set_lattice_value): Re-write.
2856 (def_to_varying): Remove. Update all users.
2857 (likely_value): Return VARYING for statements that make
2858 stores when STORE_CCP is false.
2859 Return VARYING for any statement other than MODIFY_EXPR,
2860 COND_EXPR and SWITCH_EXPR.
2861 (ccp_initialize): Re-write.
2862 (replace_uses_in, replace_vuse_in, substitute_and_fold):
2863 Move to tree-ssa-propagate.c.
2864 (ccp_lattice_meet): Handle memory stores when
2865 DO_STORE_CCP is true.
2866 (ccp_visit_phi_node): Likewise.
2867 (ccp_fold): Likewise.
2868 (evaluate_stmt): Likewise.
2869 (visit_assignment): Likewise.
2870 (ccp_visit_stmt): Likewise.
2871 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
2875 (do_ssa_store_ccp): New.
2876 (gate_store_ccp): New.
2877 (pass_store_ccp): Declare.
2878 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
2879 (may_propagate_copy): Reformat.
2880 Don't abort if ORIG is a virtual and DEST isn't.
2881 If NEW does not have alias information but DEST does,
2883 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
2884 copy_prop_kind, which_copy_prop): Declare.
2885 (stmt_may_generate_copy, get_copy_of_val,
2886 get_last_copy_of, set_copy_of_val, dump_copy_of,
2887 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
2888 copy_prop_visit_stmt, copy_prop_visit_phi_node,
2889 init_copy_prop, fini_copy_prop, execute_copy_prop,
2890 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
2891 store_copy_prop): New.
2892 (pass_copy_prop, pass_store_copy_prop): Declare.
2893 * tree-ssa-dom.c (struct opt_stats_d): Add fields
2894 'num_const_prop' and 'num_copy_prop'.
2895 (cprop_operand): Update them.
2896 (dump_dominator_optimization_stats): Dump them.
2897 (tree_ssa_dominator_optimize): Call update_ssa instead of
2899 (loop_depth_of_name): Declare extern.
2900 (simplify_cond_and_lookup_avail_expr): Guard against NULL
2901 values for LOW or HIGH.
2902 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
2903 (record_equivalences_from_stmt): Call expr_computes_nonzero.
2904 (cprop_operand): Only propagate if VAL != OP.
2905 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
2906 statement for renaming.
2907 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
2908 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
2909 add_type_alias if necessary.
2910 Call mark_new_vars_to_rename.
2911 (tree_ssa_iv_optimize): If new symbols need to be renamed,
2912 mark every statement updated, call update_ssa and
2913 rewrite_into_loop_closed_ssa.
2914 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
2915 from LIVEIN if VAR is a virtual.
2916 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
2917 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
2918 (get_call_expr_operands): Reformat statement.
2919 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
2921 * tree-ssa-propagate.c (ssa_prop_init): Initialize
2922 SSA_NAME_VALUE for every name.
2923 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2924 get_value_loaded_by): New.
2925 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
2926 substitute_and_fold): Move from tree-ssa-ccp.c.
2927 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
2928 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
2929 get_value_loaded_by, replace_uses_in, substitute_and_fold):
2931 * tree-ssa.c (verify_use): Fix error message.
2932 (propagate_into_addr, replace_immediate_uses, get_eq_name,
2933 check_phi_redundancy, kill_redundant_phi_nodes,
2934 pass_redundant_phi): Remove. Update all users.
2935 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
2936 add_type_alias, if necessary.
2937 * tree-vectorizer.h (struct _stmt_vect_info): Update
2938 documentation for field 'memtag'.
2939 * tree-vrp.c: New file.
2940 * tree.def (ASSERT_EXPR): Define.
2941 * tree.h (ASSERT_EXPR_VAR): Define.
2942 (ASSERT_EXPR_COND): Define.
2943 (SSA_NAME_VALUE_RANGE): Define.
2944 (struct tree_ssa_name): Add field 'value_range'.
2945 (PHI_REWRITTEN): Remove.
2946 (struct tree_phi_node): Remove field 'rewritten'.
2947 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
2948 -ftree-store-copy-prop): Document.
2949 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
2950 Document usage of update_ssa.
2952 2005-04-08 David Edelsohn <edelsohn@gnu.org>
2955 * config/rs6000/predicates.md (altivec_register_operand): Accept
2957 (and64_operand): Do not limit CONST_INT to mask64_operand.
2958 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
2959 (and_operand): Do not limit CONST_INT to mask_operand.
2961 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
2963 PR rtl-optimization/20466
2964 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
2965 for overlap of the address of each list member.
2966 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
2968 2005-04-08 Mike Stump <mrs@apple.com>
2970 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
2972 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
2975 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
2977 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
2979 * function.c (push_function_context_to): Don't set
2981 * function.h (function): Remove contains_functions.
2982 (current_function_contains_functions): Remove.
2984 * function.h (function): Remove instrument_entry_exit.
2985 (current_function_instrument_entry_exit): Remove.
2987 * function.h (nonlocal_labels): Remove.
2989 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
2991 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
2992 (check_attr_value, write_attr_get, write_expr_attr_cache,
2993 find_attr, make_internal_attr): Don't reference negative_ok or
2995 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
2996 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
2997 (ATTR_STATIC): Adjust the value.
2999 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
3001 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
3003 * config/s390/tpf.h (ASM_SPEC): Define.
3005 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
3007 * tree-flow.h: Remove the prototype for
3008 redirect_immediate_uses.
3009 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
3011 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
3013 * arm.c (arm_const_double_by_parts): New function.
3014 * arm-protos.h (arm_const_double_by_parts): Add prototype.
3015 * arm.md (define_split for 64-bit constants): Add another one.
3017 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
3019 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
3021 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3023 * system.h: Revert last change.
3025 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
3027 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
3028 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
3029 (TARGET_SWITCHES): Delete.
3030 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3031 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
3032 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
3033 * config/xtensa/xtensa.opt: New file.
3035 2005-04-08 Ben Elliston <bje@au.ibm.com>
3037 * config/fp-bit.c: Include L_mul_tf in #endif comment.
3038 * config/fp-bit.h: Tidy comments.
3040 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3042 * system.h: Poison PARAMS.
3044 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
3046 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
3047 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
3048 (TARGET_SWITCHES): Delete.
3049 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
3050 * config/vax/vax.opt: New file.
3052 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
3054 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
3056 2005-04-07 Ian Lance Taylor <ian@airs.com>
3058 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
3060 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
3061 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
3064 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
3066 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
3067 all immediate uses in PHI nodes.
3069 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
3071 * arm.c (arm_const_double_inline_cost): Handle any constant by
3072 using gen_lowpart and gen_highpart_mode.
3073 (note_invalid_constants): All constants in an RTX with a constraint
3074 that permits memory are now pushed to the constant pool.
3075 (output_move_double): Delete code to handle reg to reg and
3076 constant to reg moves.
3077 (const_double_needs_minipool, output_mov_immediate): Delete.
3078 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
3079 CONST_INT and CONST_VECTOR.
3080 * arm.md (ANY64): New mode macro.
3081 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
3082 (movdf_soft_insn): Split reg-reg and const-reg moves.
3083 (split patterns for 64-bit constant and register moves): New.
3084 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
3085 (cirrus_movdf_hard_insn): Likewise.
3086 * fpa.md (movdf_fpa): Likewise.
3087 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
3088 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
3090 (movv2si_internal_2): Likewise.
3091 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
3092 (movdf_vfp): Likewise.
3093 * arm-protos.h (output_mov_immediate): Delete prototype.
3095 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
3098 * simplify-rtx.c (simplify_unary_operation_1): Check
3099 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
3101 2005-04-06 James E Wilson <wilson@specifixinc.com>
3104 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
3107 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3109 * coverage.h (GCOV_TYPE_NODE): Delete.
3110 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
3111 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
3112 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
3113 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
3114 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
3116 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
3119 * Makefile.in (gcc.pot): Remove options.c dependency.
3120 * optc-gen.awk: Don't quote help strings with N_().
3122 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
3124 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
3125 the function returns a pointer type.
3127 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
3129 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
3130 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
3131 * doc/invoke.texi: Documnet salias-max-implicit-fields.
3132 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
3133 explicit_uses members.
3134 (get_or_create_used_part_for): Initialize new fields.
3135 (fieldoff_compare): New function.
3136 (create_overlap_variables_for): Count number of fields, use
3137 heuristic to determine whether to create subvars for vars with
3139 Sort the field list by offset and avoid creating duplicate SFT's.
3141 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3143 * c.opt (-F): Remove trailing whitespace from help string.
3144 (-finput-charset): Use a tab to separate the switch name and help
3146 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
3147 (-ftree-vectorizer-verbose): Likewise.
3149 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3151 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
3152 a PHI argument where a use occurs instead of all PHI arguments.
3154 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
3156 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
3159 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
3161 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
3162 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
3163 config/bfin/bfin.h: Fix comment typos.
3165 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
3167 * doc/install.texi: Update the URL for Jacks.
3168 * doc/sourcebuild.texi: Likewise.
3170 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
3173 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
3174 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
3176 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3178 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
3180 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
3182 * config/v850/v850-protos.h (override_options): Delete.
3183 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
3184 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
3185 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
3186 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
3187 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
3188 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
3189 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
3190 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
3191 (OVERRIDE_OPTIONS): Delete.
3192 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
3193 (small_memory_info): Remove the value field.
3194 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
3196 * config/v850/v850.c (small_memory): Remove the value field.
3197 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3198 (override_options): Delete.
3199 (v850_handle_memory_option, v850_handle_option): New functions.
3200 * config/v850/v850.opt: New file.
3202 2005-04-06 Geoffrey Keating <geoffk@apple.com>
3204 * config.host: Add a section for generic hosts, and a subsection
3205 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
3206 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
3207 * config/host-darwin.h: New.
3208 * config/x-darwin: New.
3209 * config/i386/host-i386-darwin.c: New.
3210 * config/i386/x-darwin: New.
3211 * config/rs6000/host-darwin.c: Include host-darwin.h.
3212 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
3213 (darwin_rs6000_gt_pch_use_address): Likewise.
3214 * config/rs6000/x-darwin: Change name of .o built, update
3215 dependencies for changes to rs6000/host-darwin.c.
3217 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3220 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
3222 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
3224 * tree-vect-analyze.c (vect_analyze_loop_form): Call
3225 split_loop_exit_edge instead of loop_split_edge_with.
3227 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
3229 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
3230 UNSPEC_SET_VSCR): New constants, used throughout.
3232 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
3234 (altivec_vspltis<VI_char>): ... this pattern, using
3235 a QImode const_int_operand for the immediate.
3236 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
3239 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
3242 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
3244 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
3246 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
3248 2005-04-06 Ben Elliston <bje@au.ibm.com>
3250 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
3251 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
3252 macros as living in "this file" and not gcc.h.
3254 2005-04-06 Ben Elliston <bje@au.ibm.com>
3256 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
3257 -ftree-live_range_split. Perhaps renamed at some point?
3259 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3262 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
3263 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
3265 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
3267 * tree-flow.h (number_of_iterations_cond): Declaration removed.
3268 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
3269 (number_of_iterations_special): New function.
3270 (number_of_iterations_exit): Use number_of_iterations_special.
3271 Use simplify_using_outer_evolutions only at -O3.
3272 (number_of_iterations_cond, tree_simplify_using_condition,
3273 simplify_using_initial_conditions, loop_niter_by_eval,
3274 compare_trees, can_count_iv_in_wider_type_bound,
3275 simplify_using_outer_evolutions): Use fold_build.
3277 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
3279 * doc/install.texi (Configuration): Document --with-java-home.
3281 2005-04-05 Richard Henderson <rth@redhat.com>
3285 * config/i386/i386.c (print_operand): Handle vector zeros.
3286 (ix86_split_to_parts): Handle CONST_VECTOR.
3287 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
3288 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
3289 what modes to tie for MMX and SSE registers.
3290 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
3291 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
3292 to vector modes as well.
3293 * config/i386/predicates.md (const0_operand): Handle VOIDmode
3294 properly as an input mode.
3296 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3298 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
3300 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3302 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
3304 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3306 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
3307 and local functions, set sse_nregs to 8 and float_in_sse.
3308 (function_arg_advance, function_arg): If float_in_sse, pass
3309 SFmode and DFmode arguments in SSE registers.
3310 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
3312 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
3313 of -funit-at-a-time.
3315 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3317 * config/i386/i386-protos.h (ix86_function_value): Accept two
3318 arguments, like the target macro.
3319 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
3320 * config/i386/i386.c (ix86_function_value): Accept the second
3321 argument of the target macro.
3322 (ix86_function_ok_for_sibcall): Pass a function pointer to
3323 ix86_function_value.
3324 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
3325 call to ix86_value_regno).
3326 (ix86_value_regno): Add support for returning floating point values
3329 2005-04-05 Jakub Jelinek <jakub@redhat.com>
3331 PR tree-optimization/20076
3332 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
3333 that call __builtin_return or __builtin_apply_args.
3335 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
3337 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
3338 Use immediate use iterator.
3339 (stmt_is_bumper_for_loop): Use immediate use iterator.
3340 * predict.c (strip_builtin_expect): Use update_stmt.
3341 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
3342 on all elements of a STATEMENT_LIST.
3343 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
3344 (bsi_remove): Remove imm_use links and mark the stmt as modified.
3345 (bsi_replace): Mark stmt as modified and the update it.
3346 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
3347 (expand_complex_libcal): Call update_stmt.
3348 (expand_complex_comparison): Call mark_stmt_modified.
3349 (expand_complex_operations_1): Call update_stmt_if_modified.
3350 (expand_vector_operations_1): Call mark_stmt_modified.
3351 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
3352 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
3353 add_immediate_use, redirect_immediate_use,
3354 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
3355 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
3356 (mark_new_vars_to_rename): Call update_stmt.
3357 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
3358 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
3360 (unmodify_stmt): Delete.
3361 (update_stmt): New. Force an update of a stmt.
3362 (update_stmt_if_modified): update a stmt if it is out of date.
3363 (get_stmt_operands): Verify stmt is NOT modified.
3364 (stmt_modified_p): Update comment.
3365 (delink_imm_use): Remove a use node from its immuse list.
3366 (link_imm_use_to_list): Link a use node to a specific list.
3367 (link_imm_use): Link a node to the correct list.
3368 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
3369 it in the correct list, if appropriate.
3370 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
3371 (relink_imm_use): Link a use node in place of another node in a list.
3372 (relink_imm_use_stmt): LInk a node in place of another node, and set
3374 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
3375 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
3376 (first_safe_imm_use): New. Initialize a safe immuse iterator.
3377 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
3378 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
3379 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
3380 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
3381 (has_zero_uses): New. Return true if there are no uses of a var.
3382 (has_single_use): New. Return true if there is only a single use of a
3384 (single_imm_use): New. Return the simgle immediate use.
3385 (num_imm_uses): New. Return the number of immediate uses.
3386 (get_v_must_def_ops): Use is now a pointer.
3387 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
3388 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
3390 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
3391 (delink_stmt_imm_use): Delink all immuses from a stmt.
3392 (phi_arg_index_from_use): New. Return a phi arg index for a use.
3393 * tree-flow.h (struct dataflow_d): Delete.
3394 (immediate_use_iterator_d): New. Immediate use iterator struct.
3395 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
3396 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
3397 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
3399 (struct stmt_ann_d): Remove dataflow_t from struct.
3400 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
3401 (if_convertible_phi_p): Use FAST immuse iterator.
3402 (if_convertible_loop_p): Don't call compute_immediate_uses.
3403 (replace_phi_with_cond_modify_expr): Call update_stmt.
3404 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
3405 update_stmt_if_modified.
3406 (rewrite_all_into_ssa): Initialize ssa operands.
3407 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
3408 compute_immediate_uses.
3409 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
3410 ssa_property is available.
3411 (execute_one_pass): Change parameters passed to execute_todo.
3412 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
3413 (remove_ssa_form): Call fini_ssa_operands.
3414 (insert_backedge_copies): Delete call to modify_stmt.
3415 * tree-phinodes.c (make_phi_node): Initialize use nodes.
3416 (release_phi_node): Delink any use nodes before releasing.
3417 (resize_phi_node): Relink any use nodes.
3418 (remove_phi_arg_num): Delink the use node.
3419 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
3420 (remove_all_phi_nodes_for): Release phi node first.
3421 * tree-pretty-print.c (dump_generic_node): Print stmt address.
3422 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
3423 (scalarize_use, scalarize_copy): Call update_stmt.
3424 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
3425 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
3426 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
3427 (ccp_initialize): Remove call to compute_immediate_uses.
3428 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
3429 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
3431 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
3432 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
3433 (eliminate_redundant_computations): Call mark_stmt_modified.
3434 (cprop_operand): Call mark_stmt_modified.
3435 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
3436 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
3437 (dse_optimize_stmt): Use new immuse interface.
3438 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
3439 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
3440 (substitute_single_use_vars): Use new immuse interface.
3441 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
3442 and compute_immediate_uses.
3443 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
3445 (rewrite_mem_refs): Call update_stmt.
3446 (determine_lsm): Remove call to compute_imm_uses and free_df.
3447 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
3448 (try_unroll_loop_completely): Call update_stmt.
3449 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
3450 (rewrite_use_compare): Call update_stmt.
3451 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
3452 (rewrite_use) : Call update_stmt.
3453 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
3454 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
3456 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
3457 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
3458 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
3460 (initialize_vuse_operand): New. Initialize a vuse operand.
3461 (initialize_v_may_def_operand): New. Initialize a maydef operand.
3462 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
3463 (finalize_ssa_defs): Use stmt parameter.
3464 (correct_use_link): Ensure a use node is in the correct list, and has
3465 the correct stmt pointer.
3466 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
3467 finalize_ssa_v_must_defs): Also initialize use nodes.
3468 (finalize_ssa_stmt_operands): Pass extra stmt operands.
3469 (build_ssa_operands): Seperate parsing from final operand construction.
3470 (parse_ssa_operands): New. Parse entry point for operand building.
3471 (swap_tree_operands): New. Swap 2 tree operands.
3472 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
3474 (get_expr_operands): Call swap_tree_operands when needed.
3475 (copy_virtual_operands): Use initialize routines for virtual use ops.
3476 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
3477 (verify_abort): New. Issue imm_use error.
3478 (verify_imm_links): New Verify imm_use links for a var.
3479 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
3480 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
3481 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
3482 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
3483 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
3484 (NULL_USE_OPERAND_P) Define.
3485 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
3487 (struct vuse_operand_type): New struct.
3488 (SET_USE): Call set_ssa_use_from_ptr.
3490 (PHI_ARG_INDEX_FROM_USE): Define.
3491 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
3492 argument via SET_USE, not PHI_ARG_DEF_TREE.
3493 * tree-ssa-pre.c (eliminate): Call update_stmt.
3494 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
3496 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
3497 (nearest_common_dominator_of_uses): Use imm_use iterator.
3498 (statement_sink_location): Use imm_use iterator and interface.
3499 (execute_sink_code): Don't call compute_immediate_uses or free-df.
3500 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
3501 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
3502 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
3503 (verify_ssa): Ensure no stmt is marked modify after optimization pass
3504 if new parameter is true.
3505 (init_tree_ssa): Don't initialize operand cache here.
3506 (delete_tree_ssa): Don't destroy operand cache here.
3507 (propagate_into_addr): Pass in a use pointer, return true if anything
3509 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
3510 (check_phi_redundancy): Use imm_use iterator.
3511 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
3513 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
3514 (release_ssa_name): Delink node and all elements in its imm_use list.
3515 * tree-tailcall.c (adjust_return_value): Call update_stmt.
3516 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
3517 * tree-vectorizer.c (need_imm_uses_for): Delete.
3518 (vectorize_loops): Dont call compute_immediate_uses or free_df.
3519 * tree.h (struct ssa_imm_use_d): Define.
3520 (SSA_NAME_IMM_USE_NODE): Define.
3521 (struct tree_ssa_name): Add imm_use node.
3523 (PHI_ARG_IMM_USE_NODE): Define.
3524 (struct phi_arg_d): Add imm_use node.
3525 (struct tree_phi_node): Remove struct dataflow_d element.
3526 (TDF_STMTADDR): Define.
3528 2005-04-05 Dale Johannesen <dalej@apple.com>
3530 * doc/invoke.texi (Optimization Options): Remove
3531 duplicate -fcse-follow-jumps. Add -fweb.
3532 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
3533 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
3535 2005-04-05 Per Bothner <per@bothner.com>
3537 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
3538 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
3539 (warn_uninit): Get EXPR_LOCUS from context now instead.
3540 This fixes a USE_MAPPED_LOCATION testsuite failure.
3542 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
3544 2005-04-05 Per Bothner <per@bothner.com>
3546 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
3547 of the artification 'return 0' in main() to BUILTINS_LOCATION.
3548 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
3551 2004-04-05 Devang Patel <dpatel@apple.com>
3553 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
3554 (lhsr<mode>3): ... new name.
3555 (altivec_vsra<VI_char>): Rename to ..
3556 (ashr<mode>3): ... new name.
3557 * config/rs6000/rs6000.c (builtin_description): Rename shift
3560 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
3562 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
3563 gen_lowpart_for_combine.
3564 * cse.c (gen_lowpart_if_possible): Move...
3565 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
3567 (gen_lowpart_no_emit_general): Use it.
3569 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3571 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
3574 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
3576 * system.h: Fix typo.
3578 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
3580 * config/bfin/bfin-modes.def: New file.
3581 * config/bfin/bfin-protos.h: New file.
3582 * config/bfin/bfin.c: New file.
3583 * config/bfin/bfin.h: New file.
3584 * config/bfin/bfin.md: New file.
3585 * config/bfin/bfin.opt: New file.
3586 * config/bfin/crti.s: New file.
3587 * config/bfin/crtn.s: New file.
3588 * config/bfin/elf.h: New file.
3589 * config/bfin/lib1funcs.asm: New file.
3590 * config/bfin/predicates.md: New file.
3591 * config/bfin/t-bfin: New file.
3592 * config/bfin/t-bfin-elf: New file.
3593 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
3594 Document new attributes.
3595 (interrupt, interrupt_handler, saveall): Update documentation for
3597 * doc/install.texi (Specific): Add entry for the Blackfin.
3598 * doc/invoke.texi (Blackfin Options): New section.
3599 * doc/md.texi (Blackfin family): New section to document constraints.
3600 * config.gcc: Add bfin*-* and bfin*-elf configurations.
3602 2005-04-05 Olivier Hainque <hainque@adacore.com>
3604 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
3605 match what the system unwinder expects.
3606 * config/mips/mips.c (mips_frame_set): If we're saving the return
3607 address register and the dwarf return address column number differs
3608 from the hard register number, adjust the note reg to refer to the
3611 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
3613 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
3614 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
3615 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3616 (processor_type): New enum.
3617 (mn10300_processor): New variable.
3618 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
3619 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
3620 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
3621 (PROCESSOR_DEFAULT): New macro.
3622 * config/mn10300/mn10300.c (mn10300_processor): New variable.
3623 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3624 (mn10300_handle_option, mn10300_override_options): New functions.
3625 * config/mn10300/mn10300.opt: New file.
3627 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
3628 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
3630 PR tree-optimization/19903
3631 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
3632 that don't fit in their type after conversion.
3634 2005-04-05 Uros Bizjak <uros@kss-loka.si>
3637 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
3638 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
3639 Allocate local stack slots here. Set ix86_optimize_mode_switching.
3640 flag here. Implement using define_insn_and_split.
3641 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
3642 (frndintxf2_mask_pm_i387): New insn patterns.
3643 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
3644 Do not set ix86_optimize_mode_switching flag.
3645 (ceilsf2, ceildf2, ceilxf2): Same.
3646 (btruncsf2, btruncdf2, btruncxf2): Same.
3647 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
3649 2005-04-05 Ian Lance Taylor <ian@airs.com>
3652 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
3653 i386_pe_record_external_function.
3654 (i386_pe_record_external_function): Update declaration.
3655 * config/i386/winnt.c (struct extern_list): Add decl field.
3656 (i386_pe_record_external_function): Add decl parameter.
3657 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
3659 * config/i386/i386-protos.h (i386_pe_record_external_function):
3662 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
3664 * config/m68k/m68k-protos.h: Add a prototype for
3665 valid_dbcc_comparison_p_2.
3666 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
3667 extend_operator, const_uint32_operand, const_sint32_operand,
3668 general_src_operand, nonimmediate_src_operand,
3669 memory_src_operand, post_inc_operand, pre_dec_operand,
3670 pcrel_address): Move to predicates to predicates.md.
3671 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
3672 * config/m68k/m68k.md: Include predicates.md.
3673 * config/m68k/predicates.md: New.
3675 2005-04-04 Roger Sayle <roger@eyesopen.com>
3677 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
3679 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
3681 2005-04-04 Ian Lance Taylor <ian@airs.com>
3683 * c-typeck.c (struct c_switch): Rename switch_stmt field to
3685 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
3686 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
3687 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
3688 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
3689 * c-common.c (c_do_switch_warnings_1): New static function broken
3690 out of c_do_switch_warnings.
3691 (c_do_switch_warnings): Call c_do_switch_warnings_1.
3692 (c_do_switch_expr_warnings): New function.
3693 * c-common.h (c_do_switch_expr_warnings): Declare.
3695 2005-04-04 David Edelsohn <edelsohn@gnu.org>
3696 Daniel Jacobowitz <dan@codesourcery.com>
3698 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
3700 * rtlanal.c (may_trap_p): Same.
3702 2005-04-04 Dale Johannesen <dalej@apple.com>
3704 * ChangeLog: remove reference to ChangeLog.12.
3706 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
3708 CRIS epilogue as RTL.
3709 * config/cris/cris.md: Change all 0 in unspec 0 to
3711 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
3712 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
3714 ("return"): Change to define_expand. Call cris_expand_return for
3716 ("*return_expanded"): New pattern.
3717 ("epilogue"): New define_expand.
3718 * config/cris/cris.h (PREDICATE_CODES): Add
3719 cris_load_multiple_op.
3720 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
3722 (enum cris_retinsn_type): New.
3723 (struct machine_function): New member return_type.
3724 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
3725 (cris_target_asm_function_epilogue): Remove, moving RTLified
3727 (cris_expand_epilogue): New function.
3728 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
3729 (cris_gen_movem_load, cris_load_multiple_op)
3730 (cris_return_address_on_stack_for_return, cris_expand_return): New
3732 (cris_target_asm_function_prologue)
3733 (cris_initial_frame_pointer_offset): Call
3734 cris_reg_saved_in_regsave_area instead of complicated expression.
3735 Call cris_return_address_on_stack instead of an expression.
3736 (cris_print_operand) <case 'o', case 'O'>: New cases.
3737 (cris_return_address_on_stack): Change return-type to bool.
3738 (cris_simple_epilogue): Ditto. Return false if registers are
3740 * config/cris/cris-protos.h (cris_simple_epilogue)
3741 (cris_return_address_on_stack): Adjust prototype return type.
3742 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
3743 (cris_return_address_on_stack_for_return): New prototypes.
3745 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3747 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
3748 gpr_or_int12_operand.
3750 * config/frv/frv-protos.h: Add a prototype to
3751 frv_legitimate_memory_operand and frv_const_unspec_p.
3752 (frv_unspec): Move from frv.c.
3753 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
3754 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
3755 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
3756 gpr_or_fpr_operand, gpr_or_int12_operand,
3757 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
3758 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
3759 int6_operand, int5_operand, uint5_operand, uint4_operand,
3760 uint1_operand, int_2word_operand, uint16_operand,
3761 upper_int16_operand, integer_register_operand,
3762 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
3763 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
3764 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
3765 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
3766 move_destination_operand, movcc_fp_destination_operand,
3767 frv_function_symbol_referenced_p, move_source_operand,
3768 condexec_dest_operand, condexec_source_operand,
3769 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
3770 const_unspec_operand, gpr_or_memory_operand,
3771 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
3772 icc_operand, fcc_operand, cc_operand, icr_operand,
3773 fcr_operand, cr_operand, call_operand, sibcall_operand,
3774 symbolic_operand, relational_operator,
3775 integer_relational_operator, float_relational_operator,
3776 ccr_eqne_operator, minmax_operator,
3777 condexec_si_binary_operator, condexec_si_media_operator,
3778 condexec_si_divide_operator, condexec_si_unary_operator,
3779 condexec_sf_conv_operator, condexec_sf_add_operator,
3780 condexec_memory_operand, intop_compare_operator, acc_operand,
3781 even_acc_operand, quad_acc_operand, accg_operand: Move to
3783 * config/frv/frv.h (PREDICATE_CODES): Remove.
3784 * config/frv/frv.md: Include predicates.md.
3785 * config/frv/predicates.md: New.
3787 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3790 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
3791 * tree-ssa-loop-ivopts.c: Include langhooks.h.
3792 (add_standard_iv_candidates_for_size): New function, extracting code
3793 from add_standard_iv_candidates and parameterizing it by type size.
3794 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
3796 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
3798 * system.h (GCOV_SIZE_TYPE): Unposion.
3799 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
3800 (GCOV_TYPE_SIZE): ...this new macro.
3801 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
3802 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
3803 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
3804 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
3805 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
3806 instead of unsigned_intSI_type_node.
3807 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
3808 (rtl_gen_one_value_profiler_no_edge_manipulation)
3809 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
3810 * value-prof.c: Include coverage.h.
3812 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
3813 Diego Novillo <dnovillo@redhat.com>
3815 Fix PR tree-optimization/20703
3816 Fix PR tree-optimization/20725
3818 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
3819 (create_expression_by_pieces): Ditto.
3820 (valid_in_set): Ditto. Also handle tcc_declaration.
3821 (find_or_generate_expression): Handle comparison class.
3822 (insert_into_preds_of_block): Ditto.
3823 (insert_aux): Ditto.
3824 (create_value_expr_from): Handle comparison class, recursively
3825 handle reference nodes.
3826 (compute_avail): Handle comparison classes, rewrite a little cleaner.
3827 (execute_pre): Fix spacing.
3828 (do_fre): Renamed to execute_fre.
3830 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3832 * doc/invoke.texi (SPARC options): Document that
3833 -mlittle-endian is not supported on Linux either.
3835 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3839 * config.gcc (Obsolete configurations): Remove
3840 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
3841 (sparclite-*-coff*): Delete.
3842 (sparclite-*-elf*): Likewise.
3843 (sparc86x-*-elf*): Likewise.
3844 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
3845 * config/sparc/lite.h: Delete.
3846 * config/sparc/litecoff.h: Likewise.
3847 * config/sparc/liteelf.h: Likewise.
3848 * config/sparc/sp86x-elf.h: Likewise.
3849 * config/sparc/t-sparclite: Likewise.
3850 * config/sparc/t-sp86x: Likewise.
3852 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
3854 * config/s390/s390-protos.h: (s390_comparison,
3855 s390_alc_comparison, s390_slb_comparison, const0_operand,
3856 consttable_operand, larl_operand, s_operand,
3857 shift_count_operand, bras_sym_operand, load_multiple_operation,
3858 store_multiple_operation, s390_plus_operand): Remove prototypes.
3859 (s390_legitimate_address_without_index_p): New prototype.
3860 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
3862 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
3863 const0_operand, consttable_operand, larl_operand, s_operand,
3864 shift_count_operand, bras_sym_operand, load_multiple_operation,
3865 store_multiple_operation, s390_plus_operand): Move to
3867 (check_mode): Remove.
3868 (s390_branch_condition_mask): Remove 'static'. Move prototype to
3870 (s390_legitimate_address_without_index_p): New.
3871 * config/s390/s390.h (PREDICATE_CODES): Remove.
3872 * config/s390/s390.md: Include predicates.md.
3873 * config/s390/predicates.md: New.
3875 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
3878 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
3879 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
3880 (NEED_INDICATE_EXEC_STACK): Define to 1.
3881 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
3882 (NEED_INDICATE_EXEC_STACK): Define to 1.
3883 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
3884 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
3885 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
3886 (pic_helper_emitted_p): New global.
3887 (emit_pic_helper): New function extracted from...
3888 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
3889 Do not call emit_pic_helper if delay_pic_helper is true.
3890 (sparc_expand_prologue): Pass 'false' to load_pic_register.
3891 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
3892 (sparc_file_end): New function.
3894 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3896 * config/mcore/mcore-protos.h: Remove the prototypes for
3897 mcore_arith_reg_operand, mcore_general_movsrc_operand,
3898 mcore_general_movdst_operand, mcore_reload_operand,
3899 mcore_arith_J_operand, mcore_arith_K_operand,
3900 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
3901 mcore_arith_K_S_operand, mcore_arith_imm_operand,
3902 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3903 mcore_literal_K_operand, mcore_addsub_operand,
3904 mcore_compare_operand, mcore_load_multiple_operation,
3905 mcore_store_multiple_operation, mcore_call_address_operand.
3906 Add a prototype for const_ok_for_mcore.
3907 * config/mcore/mcore.c (mcore_call_address_operand,
3908 mcore_general_movsrc_operand, mcore_general_movdst_operand,
3909 mcore_arith_reg_operand, mcore_reload_operand,
3910 mcore_arith_J_operand, mcore_arith_K_operand,
3911 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
3912 mcore_arith_M_operand, mcore_arith_imm_operand,
3913 mcore_arith_any_imm_operand, mcore_arith_O_operand,
3914 mcore_literal_K_operand, mcore_addsub_operand,
3915 mcore_compare_operand, mcore_load_multiple_operation,
3916 mcore_store_multiple_operation): Move to predicates.md.
3917 (const_ok_for_mcore): Export.
3918 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
3919 * config/mcore/mcore.md: Include predicates.md.
3920 * config/mcore/predicates.md: New.
3922 * config/mcore/predicates.md: Fix a comment typo.
3924 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
3925 Adrian Straetling <straetling@de.ibm.com>
3927 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
3928 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
3929 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
3931 ("imul"): Removed from "type" attribute.
3932 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
3933 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
3934 Changed type to imulsi.
3935 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
3937 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
3939 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
3940 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
3941 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
3942 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
3943 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
3944 (TARGET_SWITCHES, mcore_stack_increment_string)
3945 (TARGET_OPTIONS): Delete.
3946 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
3947 than *_BIT constants.
3948 (TARGET_8ALIGN): #undef old definition before redefining to 1.
3949 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
3950 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
3951 (mcore_override_options): Delete mcore_stack_increment code.
3952 Change use of M340_BIT to MASK_M340.
3953 * config/mcore/mcore.opt: New file.
3955 2005-04-04 Ian Lance Taylor <ian@airs.com>
3957 * config/arm/arm.c (replace_symbols_in_block): Remove static
3960 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3962 * config/fr30/fr30-protos.h: Remove the prototypes for
3963 stack_add_operand, add_immediate_operand,
3964 high_register_operand, low_register_operand, call_operand,
3965 di_operand, and nonimmediate_di_operand.
3966 * config/fr30/fr30.c (stack_add_operand,
3967 add_immediate_operand, high_register_operand,
3968 low_register_operand, call_operand, di_operand,
3969 nonimmediate_di_operand): Move to predicates.md.
3970 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
3971 * config/fr30/fr30.md: Include predicates.md.
3972 * config/fr30/predicates.md: New.
3974 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
3975 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
3976 mcore_call_address_operand.
3978 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
3979 general_movsrc_operand.
3981 2005-04-04 Alan Modra <amodra@bigpond.net.au>
3983 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
3986 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
3989 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
3992 2005-04-04 Richard Henderson <rth@redhat.com>
3993 Jakub Jelinek <jakub@redhat.com>
3995 PR rtl-optimization/16104
3996 * fold-const.c (fold_unary): Fix folding of vector conversions.
3998 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4000 * config.gcc (xstormy16-*-elf): Set extra_options.
4001 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
4002 * config/stormy16/stormy16.opt: New file.
4004 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
4006 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
4007 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
4008 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
4009 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
4010 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
4011 (TARGET_UNIX_ASM): Delete.
4012 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
4013 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
4014 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
4015 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4016 * config/pdp11/pdp11.opt: New file.
4018 2005-04-03 Roger Sayle <roger@eyesopen.com>
4019 Alexandre Oliva <aoliva@redhat.com>
4022 * fold-const.c (non_lvalue): Split tests into...
4023 (maybe_lvalue_p): New function.
4024 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
4025 C++ front-end prior to lowering into gimple form.
4027 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4029 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
4030 BUILT_IN_STRNCASECMP): New.
4031 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
4034 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
4037 * arm.md (addsi3_compare0_for_combiner): Delete.
4038 (addsi3_compare0_scratch_for_combiner): Delete.
4039 (cmpsi_neg_shiftsi): Delete.
4040 (compare_negsi_si): New pattern.
4041 (cmpsi_negshiftsi_si): New pattern.
4042 (negated_cbranchsi4): Restrict to equality_operator.
4044 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
4047 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4049 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
4052 * doc/install.texi: Fix a typo.
4054 2005-04-03 Steven Bosscher <stevenb@suse.de>
4057 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
4058 a computed goto if the edge to the computed goto block has
4059 incoming abnormal edges. Clarify how the function works.
4061 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
4063 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
4064 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
4065 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
4066 hash_scan_set, reg_set_between_after_reload_p,
4067 reg_used_between_after_reload_p, get_avail_load_store_reg,
4068 eliminate_partially_redundant_load): Likewise.
4069 * postreload.c (reload_cse_simplify_set,
4070 reload_combine_note_use): Likewise.
4071 * predict.c (predict_insn, expected_value_to_br_prob,
4072 propagate_freq, expensive_function_p): Likewise.
4073 * print-rtl.c (print_rtx): Likewise.
4074 * profile.c (instrument_edges, instrument_values,
4075 compute_branch_probabilities, branch_prob, union_groups,
4076 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
4077 * protoize.c (in_system_include_dir, file_could_be_converted,
4078 file_normally_convertible, gen_aux_info_file, seek_to_line,
4079 do_cleaning): Likewise.
4080 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
4081 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
4082 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
4084 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4086 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
4087 * modulo-sched.c (undo_replace_buff_elem): New structure.
4088 (kernel_number_of_cycles, ps_unschedule_node,
4089 undo_generate_reg_moves,free_undo_replace_buff,
4090 undo_permute_partial_schedule, loop_single_full_bb_p,
4091 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
4092 build_loops_structure, get_sched_window): New.
4093 (generate_reg_moves): Return undo_replace_buff_elem and other
4095 (generate_prolog_epilog): Remove old loop versioning.
4096 (sms_schedule): Use loop information and loop_version.
4097 (sms_schedule_by_order): Split part of it to get_sched_window.
4098 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
4099 cfg_layout_finalize and free_dominance_info before/after SMS.
4101 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
4103 * cfghooks.c (lv_flush_pending_stmts,
4104 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
4105 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
4106 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
4107 lv_add_condition_to_bb,
4108 lv_adjust_loop_header_phi, extract_cond_bb_edges,
4109 flush_pending_stmts): New in cfg_hooks structure.
4110 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
4111 extract_cond_bb_edges, lv_adjust_loop_header_phi,
4112 lv_add_condition_to_bb): New declarations.
4113 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
4115 (loop_version): Declare.
4116 * cfgloopmanip.c (cfghooks.h): Include.
4117 (duplicate_loop_to_header_edge): Change return type to bool.
4118 (loop_version, lv_adjust_loop_entry_edge): Move here.
4119 * cfgrtl.c (cfgloop.h): Include.
4120 (rtl_verify_flow_info_1): Fix.
4121 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
4122 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
4124 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
4125 tree_lv_add_condition_to_bb): New.
4126 (tree_cfg_hooks): Add new hooks to initialization.
4127 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
4128 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
4130 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
4132 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
4133 xstormy16_below100_or_register,
4134 xstormy16_splittable_below100_or_register, and
4135 nonimmediate_nonstack_operand.
4137 * config/stormy16/stormy16-protos.h: Remove the prototypes for
4138 xstormy16_ineqsi_operator, equality_operator,
4139 inequality_operator, shift_operator,
4140 xstormy16_below100_operand, xstormy16_below100_or_register,
4141 xstormy16_splittable_below100_or_register,
4142 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
4143 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
4144 equality_operator, inequality_operator,
4145 xstormy16_below100_operand, xstormy16_below100_or_register,
4146 xstormy16_splittable_below100_or_register,
4147 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
4148 nonimmediate_nonstack_operand, shift_operator): Move to
4150 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
4151 * config/stormy16/stormy16.md: Include predicates.md.
4152 * config/stormy16/predicates.md: New.
4154 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4156 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
4157 small_int, large_int, reg_or_0_operand, simple_memory_operand,
4158 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
4159 move_operand, power_of_2_operand): Move to predicates.md.
4160 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
4161 PREDICATE_CODE): Remove.
4162 * config/iq2000/iq2000.md: Include predicates.md.
4163 * config/iq2000/predicates.md: New.
4165 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
4167 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
4168 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
4169 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
4170 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
4171 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
4172 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
4173 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
4174 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4175 (TARGET_M68HC11): Delete.
4176 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
4177 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
4178 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
4179 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
4180 (nb_soft_regs): Delete.
4181 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
4182 (m68hc11_override_options): Remove the code that caters for MASK_M6811
4183 and MASK_M6812 being set simultaneously. Change the code that sets
4184 the default m68hc11_soft_reg_count to use integers instead of strings.
4185 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
4186 m68hc11_soft_reg_count (which now has an int type) as the number
4188 * config/m68hc11/m68hc11.opt: New file.
4190 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
4192 * config/fr30/fr30.h (PREDICATE_CODES): Remove
4193 fp_displacement_operand, sp_displacement_operand.
4195 * config/m68hc11/m68hc11-protos.h: Add a prototype for
4197 Remove the prototypes for tst_operand, cmp_operand,
4198 stack_register_operand, d_register_operand,
4199 hard_addr_reg_operand, splitable_operand,
4200 m68hc11_logical_operator, m68hc11_arith_operator,
4201 m68hc11_non_shift_operator, m68hc11_shift_operator,
4202 m68hc11_unary_operator, m68hc11_eq_compare_operator,
4203 non_push_operand, hard_reg_operand, and
4204 reg_or_some_mem_operand.
4205 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
4207 (tst_operand, cmp_operand, non_push_operand,
4208 splitable_operand, reg_or_some_mem_operand,
4209 stack_register_operand, d_register_operand,
4210 hard_addr_reg_operand, hard_reg_operand,
4211 m68hc11_eq_compare_operator, m68hc11_logical_operator,
4212 m68hc11_arith_operator, m68hc11_non_shift_operator,
4213 m68hc11_shift_operator, m68hc11_unary_operator): Move to
4215 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
4216 * config/m68hc11/m68hc11.md: Include predicates.md.
4217 * config/m68hc11/predicates.md: New.
4219 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4222 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
4223 change checked in along with 2005-03-03's patch for debug/20253.
4224 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
4225 (remap_decl): Insert type decl in map earlier.
4227 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4229 PR tree-optimization/20640
4230 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
4231 post-dominator if it has phi nodes.
4232 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
4233 before dead statements.
4235 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4238 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
4240 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
4242 PR rtl-optimization/20290
4243 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
4244 in every iteration if the entry point is the exit test.
4246 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
4248 * config/cris/cris.md (attribute "length"): Define.
4250 2005-04-02 Geoffrey Keating <geoffk@apple.com>
4252 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
4253 (word_offset_memref_operand): New.
4254 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
4255 (indexed_or_indirect_operand): Delete.
4256 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
4257 (indexed_or_indirect_operand): Delete.
4259 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
4262 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
4265 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
4266 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
4268 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4270 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
4272 2005-04-01 Ian Lance Taylor <ian@airs.com>
4274 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
4275 (rus, prus): Remove static variables.
4276 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
4277 (process_command): Permit report_times and use_pipes together.
4279 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4281 * c-decl.c (validate_proto_after_old_defn): Look at
4282 TYPE_MAIN_VARIANT of argument types.
4284 2005-04-01 Paul Brook <paul@codesourcery.com>
4286 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
4287 (arm_output_function_epilogue): Allow call_via_SP.
4288 (thumb_call_via_reg, arm_file_end): Ditto.
4289 * config/arm/arm.h (struct machine_function): Include space for SP.
4290 (thumb_call_via_label): Update declaration.
4292 2005-04-01 Ian Lance Taylor <ian@airs.com>
4294 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
4295 doing a peephole optimization, once again put any notes in the
4298 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4300 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
4302 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4304 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
4305 (block_alloc, find_free_reg): Likewise.
4306 * loop-doloop.c (doloop_modify): Likewise.
4307 * loop-invariant.c (record_use): Likewise.
4308 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
4309 get_iv_value, canon_condition, eliminate_implied_condition,
4310 eliminate_implied_condition, simplify_using_initial_values,
4311 shorten_into_mode, canonicalize_iv_subregs,
4312 iv_number_of_iterations): Likewise.
4313 * loop-unroll.c (expand_var_during_unrolling): Likewise.
4314 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
4315 unswitch_loop): Likewise.
4316 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
4317 move_movables, replace_call_address, find_and_verify_loops,
4318 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
4319 record_giv, final_giv_value, general_induction_var,
4320 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
4321 loop_giv_dump): Likewise.
4323 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
4324 GCOV_CHECK_WRITING): Remove.
4325 (gcov_position, gcov_rewrite): Use gcc_assert.
4326 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
4327 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
4328 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
4331 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4333 * tree-inline.c: Fix a typo.
4335 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
4337 * configure.ac (enable-checking): Explicitly set all variables for
4338 collective switch values. Alphabetize variables. Rename
4339 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
4341 * doc/install.texi (enable-checking): Update documentation.
4342 * configure: Rebuilt.
4344 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4346 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
4349 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4351 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
4352 Also reject cases where this pattern will cause load delay stalls
4353 unless optimizing for size and it will produce a shorter sequence.
4354 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
4355 variants to avoid pre-adjusting the base when possible.
4357 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
4359 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
4360 the frame and argument pointers.
4361 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
4362 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
4363 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
4364 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
4365 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
4366 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
4368 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
4370 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
4371 with entry for selectany attribute.
4372 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
4374 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
4375 (i386_pe_asm_named_section): Handle sections generated by
4376 selectany attribute.
4377 * doc/extend.texi (selectany): Document attribute.
4379 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
4380 Jan Hubicka <jh@suse.cz>
4382 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
4383 to fix addresses involving EBP and ESP.
4384 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
4385 for SUBREGed registers.
4386 (legitimate_address_p): Accept SUBREGed registers.
4388 2005-04-01 Jakub Jelinek <jakub@redhat.com>
4391 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
4392 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
4395 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4397 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
4399 2005-04-01 James E Wilson <wilson@specifixinc.com>
4402 * dwarf2out.c (rtl_for_decl_init): New function.
4403 (rtl_for_decl_location): Extracted from here.
4404 (tree_add_const_value_attribute): Call rtl_for_decl_init and
4405 add_const_value_attribute. Delete initializer_constant_valid_p call.
4407 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
4409 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
4410 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
4411 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
4412 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
4413 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
4414 config/i386/i386.md, config/rs6000/predicates.md,
4415 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
4416 config/s390/s390.c, config/stormy16/stormy16.c,
4417 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
4420 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
4423 * gimplify.c (gimplify_expr): Create a temporary for lvalue
4424 COND_EXPR and CALL_EXPR.
4426 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
4429 * genautomata.c (first_cycle_unit_presence): Check all alternative
4430 states for unit presence.
4432 * doc/md.texi: Remove remark about impossibility to query unit
4433 presence in non nondeterministic automaton state.
4435 * config/ia64/ia64.c (get_template): Change order of unit querying.
4437 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4439 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
4442 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
4444 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
4445 flag for edges outside any loops.
4447 2005-03-31 Janis Johnson <janis187@us.ibm.com>
4449 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
4451 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4453 * tree-ssa-alias.c: Follow spelling conventions.
4454 * doc/tree-ssa.texi: Fix a typo.
4456 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
4458 * postreload-gcse.c: Include target.h.
4459 (gcse_after_reload_main): Return early if we cannot modify jumps.
4460 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
4462 2005-03-31 David Edelsohn <edelsohn@gnu.org>
4464 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
4465 expensive operations.
4467 2005-03-31 Ian Lance Taylor <ian@airs.com>
4469 * collect2.c (lderrout): New variable.
4470 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
4471 if it is set, to stderr.
4472 (handler): Unlink lderrout if it is set.
4473 (dump_file): Add "to" parameter. Change all callers.
4474 (main): Initialize lderrout.
4475 (collect_execute): Add errname parameter. Change all callers.
4476 Rename redir parameter to outname. Never pass
4477 PEX_STDERR_TO_STDOUT to pex_run.
4478 * collect2.h (collect_execute, dump_file): Update declarations.
4479 * tlink.c (tlink_execute): Add errname parameter. Change all
4481 (do_tlink): Check lderrout as well as ldout.
4483 2005-03-31 Caroline Tice <ctice@apple.com>
4485 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
4486 (bb-reorder.o): Add errors.h to list of requirements.
4487 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
4488 profiledbootstrap flags.
4489 * bb-reorder.c (errors.h): Add new include.
4490 (struct bbro_basic_block_data_def): Add new field, in_trace.
4491 (add_unlikely_executed_notes): Remove function.
4492 (mark_bb_for_unlikely_executed_section): Remove function.
4493 (insert_section_boundary_note): New function.
4494 (verify_hot_cold_block_grouping): New function.
4495 (push_to_next_round_p): Remove variables and tests that push all
4496 cold blocks to last round.
4497 (find_traces): Remove code that added extra round of trace finding
4498 when doing partitioning.
4499 (find_traces_1_round) : Remove variable last_round; add code to
4500 update new struct field, in_trace; correct trace_length where it was
4501 incorrect before (after call to copy_bb); change code that pushed all
4502 cold blocks to last round. Instead verify that all blocks going into
4503 a trace belong in the same partition.
4504 (connect_traces): Modify to connect the traces in two passes, if the
4505 function contains both hot and cold blocks. The first pass connects
4506 all the traces for blocks in the partition that the first block in
4507 the function belongs to; the second pass connnects all the traces
4508 containing blocks that belong in the other partition.
4509 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
4510 code that automatically put the first block in a function into the
4511 hot partition if the function had any hot blocks.
4512 (fix_crossing_unconditional_branches): Check number of succ edges
4513 before attempting to get one.
4514 (fix_edges_for_rarely_executed_code): Update comment describing
4516 (reorder_basic_blocks): Add code to initialize new field (in_trace);
4517 remove call to add_unlikely_executed_notes; add call to
4518 verify_hot_cold_block_grouping.
4519 (duplicate_computed_gotos): Don't change computed goto if it's a
4521 (partition_hot_cold_basic_blocks): Update function comment.
4522 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
4524 (try_forward_edges): Likewise.
4525 (merge_blocks_move_predecessor_nojumps): Likewise.
4526 (merge_blocks_move_successor_nojumps): Likewise.
4527 (merge_blocks_move): Likewise.
4528 (try_crossjump_bb): Likewise.
4529 * cfglayout.c (update_unlikely_executed_notes): Remove function.
4530 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
4531 notes to cold bb's; remove call to update_unlikely_executed_notes.
4532 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4533 NOTE_INSN_SWITCH_TEXT_SECTIONS.
4534 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
4535 function declaration.
4536 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
4538 (rtl_can_merge_blocks): Remove redundancy from condition.
4539 (try_redirect_by_replacing_jump): Likewise.
4540 (force_nonfallthru_and_redirect): Remove code for adding
4541 UNLIKELY_EXECUTED_CODE notes to cold bb's.
4542 (commit_one_edge_insertion): Likewise.
4543 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
4544 * dbxout.c (FORCE_TEXT): Replace function_section with
4545 current_function_section.
4546 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
4547 function, switch_text_section.
4548 (struct xcoff_debug): Likewise.
4549 (dbxout_function_end): Add code to put out label diffs for both
4550 hot and cold sections.
4551 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
4552 for new debug_hooks funciton, switch_text_section..
4553 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
4554 switch_text_section.
4555 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
4556 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
4557 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
4558 dw_fde_switched_sections.
4559 (output_call_frame_info): Add test to see if function switches text
4560 sections in the middle; if so, use appropriate extra hot and cold
4561 section labels to compute size deltas for the hot and cold sections.
4562 (dwarf2out_begin_prologue): Add code to initialize new fields in
4564 (dwarf2out_switch_text_section): New function (invoked through
4565 debug_hook); updates new fields in dw_fde_struct appropriately and
4566 increments separate_line_info_table_in_use.
4567 (dwarf2_debug_hooks): Initialize switch_text_section function to be
4568 dwarf2out_switch_text_section.
4569 (struct var_loc_node): Add new field, section_label.
4570 (output_aranges): Add code to check whether in hot or cold section and
4571 use the appropriate label in calculating deltas.
4572 (output_ranges): Likewise.
4573 (output_line_info): Add code to check which section we're in and
4574 use appropriate hot/cold label.
4575 (add_location_or_constant_value_attribute): Likewise.
4576 (gen_subprogam_die): Modify arange attributes to use correct labels.
4577 (dwarf2out_begin_block): Change call to function_section into call to
4578 current_function_section.
4579 (dwarf2out_end_block): Likewise.
4580 (dwarf2out_source_line): Likewise.
4581 (dwarf2out_var_location): Add code to check whether in hot or cold
4582 section and use the appropriate label.
4583 * except.c (output_function_exception_table): Change call to
4584 function_section into call to current_function_section.
4585 * final.c (profile_function): Likewise.
4586 (scan_ahead_for_unlikely_executed_note): Remove function.
4587 (final_scan_insn): Remove calls to
4588 scan_ahead_for_unlikely_executed_note, and related code for switching
4589 to cold section, except for the single time
4590 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
4591 debug_hooks->switch_text_sections; replace appropriate calls to
4592 function_section with calls to current_function_section.
4593 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
4594 test_bb to condition.
4595 (find_if_case_2): Likewise.
4596 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
4597 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
4598 * opts.c (decode_options): Change warning about hot/cold partitioning
4599 with exceptionss to inform (so as not to cause bootstrap failures);
4600 remove warning about partitioning with DWARF debug info.
4601 * output.h (current_function_section): Add new function decl.
4602 (insert_section_boundary_note): Likewise.
4603 (enum in_section): Move this declaration here from varasm.c.
4604 (unlikely_section_label): Likewise.
4605 (unlikely_text_section_name): Likewise.
4606 (last_text_section_name): New global variable.
4607 (last_text_section): Likewise.
4608 (hot_section_label): Likewise.
4609 (hot_section_end_label): Likewise.
4610 (cold_section_end_label): Likewise.
4611 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
4612 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
4613 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
4614 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
4615 insn from consideration.
4616 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
4617 switch_text_section.
4618 * varasm.c (basic-block.h): Add new include.
4619 (unlikely_section_label_printed): Remove global variable.
4620 (unlikely_section_label): Make global variable not be static any more.
4621 (unlikely_text_section_name): Likewise.
4622 (hot_section_end_label): New global variable (not static)
4623 (first_function_block_is_cold): Likewise.
4624 (hot_section_label): Likewise.
4625 (cold_section_end_label): Likewise..
4626 (last_text_section): New global variable, not static.
4627 (last_text_section_name): New global variable, not static.
4628 (initialize_cold_section_name): New function.
4629 (enum in_section): Move declaration to output.h.
4630 (text_section): Update last_text_section.
4631 (unlikely_text_section): Replace code to determine cold section name
4632 with call to initialize_cold_section_name; Add code to update
4633 last_text_section; remove code for printing out label.
4634 (named_section_real): Add code to update last_text_section and
4635 last_text_section_name as appropriate.
4636 (function_section): Change test for 'unlikely' to depend on
4637 first_function_block_is_cold (moved old test to
4638 current_function_section).
4639 (current_function_section): New function.
4640 (assemble_start_function): Move code that frees
4641 unlikely_text_section_name; initialize hot_section_end_label;
4642 print hot and cold section labels at the start of the function;
4643 set first_function_block_is_cold, if appropriate; initialize l
4644 ast_text_section; add call to insert_section_boundary_note.
4645 (assemble_end_function): Add code to write out hot and cold section
4647 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
4648 switch_text_section.
4649 * config/darwin.c (machopic_select_section): Replace incorrect
4650 function in base_funs; update reloc for cold sections if necessary.
4651 * config/darwin.h (SECTION_FUNCTION): Add code to update
4652 last_text_section if appropriate.
4653 (text_unlikely_section): Remove.
4654 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
4655 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
4656 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
4657 partitioning for this architecture.
4659 2005-03-31 Olivier Hainque <hainque@adacore.com>
4661 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
4662 defined and non-zero.
4664 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
4667 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
4670 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4673 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
4674 label operand. Remove (use (unspec..)). Don't emit a label on
4676 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
4677 generate inline label for load_toc_v4_PIC_1b.
4678 (rs6000_emit_load_toc_table): Likewise.
4680 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
4682 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
4683 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
4685 2005-03-29 Devang Patel <dpatel@apple.com>
4687 * tree-sra.c (decide_block_copy): Disable scalarization of
4690 2005-03-30 Stuart Hastings <stuart@apple.com>
4691 Dale Johannesen <dalej@apple.com>
4693 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
4694 * print-tree.c (print_node): Add case STATEMENT_LIST.
4696 2005-03-31 Alan Modra <amodra@bigpond.net.au>
4698 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
4699 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
4700 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
4701 is given with "powerpc64*" or "all", or when --with-cpu chooses
4704 2005-03-30 James E. Wilson <wilson@specifixinc.com>
4707 * dwarf2out.c (add_high_low_attributes): New function, extracted from
4708 gen_lexical_block_die.
4709 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
4711 2005-03-31 Jan Hubicka <jh@suse.cz>
4713 2004-11-02 Jan Hubicka <jh@suse.cz>
4715 * cgraph.c (cgraph_varpool_node_name): New function.
4716 (dump_cgraph_varpool_node): New function.
4717 (dump_varpool): New function.
4718 * cgraphunit.c (cgraph_optimize): Dump varpool.
4720 2004-10-16 Jan Hubicka <jh@suse.cz>
4722 * cgraph.c (decide_is_variable_needed): New function.
4723 (cgraph_varpool_finalize_decl): Use it.
4724 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
4726 * final.c (output_addr_const): Do not call mark_referenced.
4727 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
4728 always go via cgraph.
4729 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
4730 (check_global_declarations): Ifdef out code clearing DECL_RTL.
4731 * tree-optimize.c (execute_inline): Mark functions called.
4732 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
4734 2004-10-11 Jan Hubicka <jh@suse.cz>
4736 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
4737 (cgraph_varpool_last_needed_node): New static variable.
4738 (enqueue_needed_varpool_node): Break out from ...; add items to the
4739 end of queue; update first pointers.
4740 (cgraph_varpool_mark_needed_node): ... here.
4741 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
4742 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
4743 * cgraph.h (cgraph_varpool_node): Add analyzed field.
4744 (cgraph_varpool_first_unanalyzed_node): Declare.
4745 * cgraphunit.c: Include output.h.
4746 (cgraph_varpool_analyze_pending_decls): New function.
4747 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
4748 for errors, analyze pending decls.
4749 (cgraph_finalize_compilation_unit): Only analyze decls.
4750 (cgraph_optimize): Assemble the decls after expanding.
4752 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
4754 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
4755 subvars get marked properly in tags for grouping.
4756 (add_pointed_to_var): Mark only actual pointed to
4757 variables/subvars in addresses needed.
4758 (create_overlap_variables_for): Clear call clobbered on original
4760 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
4761 addresable vars with subvars into list.
4762 * tree-ssa.c (verify_ssa_name): Verify original is not used where
4765 2005-03-30 Richard Henderson <rth@redhat.com>
4767 * cgraph.h (struct cgraph_node): Add alias.
4768 * varasm.c (assemble_alias): Set it.
4769 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
4770 avoid calling cgraph_expand_function.
4772 2005-03-30 Tom Tromey <tromey@redhat.com>
4774 * tree.def (FILE_TYPE): Removed.
4775 * typeclass.h (enum type_class): Removed file_type_class.
4776 * dwarf2out.c (is_base_type): Updated.
4777 (gen_type_die): Likewise.
4778 * dbxout.c (dbxout_type): Updated.
4779 * builtins.c (type_to_class): Updated.
4780 * tree.c (type_contains_placeholder_1): Updated.
4781 * config/sparc/sparc.c (sparc_type_code): Updated.
4782 * config/ia64/ia64.c (hfa_element_mode): Updated.
4783 * expr.c (count_type_elements): Updated.
4784 * stor-layout.c (layout_type): Updated.
4785 * tree-inline.c (remap_type): Updated.
4786 * tree-pretty-print.c (dump_generic_node): Updated.
4788 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
4790 * builtins.c (expand_builtin_powi): Fix mode of
4791 2nd argument to match int.
4792 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
4793 2nd argument type to int.
4794 * libgcc2.c: Change prototype of __powi* functions to use
4797 2005-03-30 Dale Johannesen <dalej@apple.com>
4800 * calls.c (expand_call): Flush pending deferrals before
4803 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4807 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
4808 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
4809 c_label_context, label_context_stack): New.
4810 * c-decl.c (define_label): Check for jumps into statement
4811 expressions. Add label to list of defined labels.
4812 (start_function): Push context on label_context_stack.
4813 (finish_function): Pop context from label_context_stack.
4814 * c-typeck.c (label_context_stack): New.
4815 (c_finish_goto_label): Check for jumps into statement
4816 expressions. Add label to list of jumped to labels.
4817 (struct c_switch): Add blocked_stmt_expr.
4818 (c_start_case): Initialize it.
4819 (do_case): Check it.
4820 (c_finish_case): Verify !blocked_stmt_expr.
4821 (c_begin_stmt_expr): Push context on label_context_stack.
4822 Increment blocked_stmt_expr. Mark labels jumped to from outside
4824 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
4825 defined in the statement expression and no longer jumpable to.
4826 Mark labels jumped to from just outside the statement expression
4827 as again definable. Pop context from label_context_stack.
4828 * doc/extend.texi (Statement Exprs): Update.
4830 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
4833 * c-decl.c (start_function): Check for old_decl being
4836 2005-03-30 Ian Lance Taylor <ian@airs.com>
4838 * final.c (final): Remove prescan parameter. Change all callers.
4839 (final_scan_insn): Remove prescan parameter. Change all callers.
4841 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
4843 * tree-vectorizer.c: Fix comment typos.
4845 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
4847 * tree-scalar-evolution.c (instantiate_parameters_1): Return
4848 as soon as a chrec_dont_know is detected.
4850 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
4852 Merge from csl-arm-branch.
4853 2004-02-12 Mark Mitchell <mark@codesourcery.com>
4855 * tlink.c (recompile_files): Do not assume that "rename" can
4856 overwrite an existing file.
4858 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
4860 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
4861 * gcc/configure: Regenerate.
4863 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4865 * doc/install.texi: Update binutils requirement for powerpc*-linux.
4867 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
4869 * calls.c (struct arg_data): Update "partial" comment.
4870 (load_register_parameters): Update "nregs" comment.
4872 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4874 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
4875 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
4876 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
4877 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
4878 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
4879 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
4880 than target_flags & 0.
4881 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
4882 (iq2000_arch, iq2000_parse_cpu): Delete.
4883 (TARGET_HANDLE_OPTION): Override default.
4884 (iq2000_handle_option): New function.
4885 (override_options): Remove -march= and -mcpu= handling.
4886 * config/iq2000/iq2000.opt: New file.
4888 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4890 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
4891 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
4892 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
4893 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
4894 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
4895 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
4896 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
4897 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
4898 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
4899 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
4900 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
4901 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
4902 (c4x_rpts_cycles_string, c4x_cpu_version_string)
4903 (TARGET_OPTIONS): Delete.
4904 (c4x_rpts_cycles, c4x_cpu_version): Declare.
4905 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
4906 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
4907 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
4908 (c4x_cpu_version_string): Delete.
4909 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4910 (c4x_handle_option): New function. Map -m3x and -m4x options to the
4911 equivalent -mcpu= option.
4912 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
4913 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
4914 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
4915 or clearing the appropriate MASK_* bit.
4916 (c4x_file_start): Use c4x_cpu_version.
4917 * config/c4x/c4x.opt: New file.
4919 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4921 * doc/options.texi: Document the new MaskExists flag.
4922 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
4923 if the option has the MaskExists flag.
4925 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
4927 * opt-functions.awk (flag_set_p, test_flag): New functions.
4928 (switch_flags): Use them.
4929 * opth-gen.awk: Use flag_set_p to check for flags.
4930 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
4932 2005-03-30 Ian Lance Taylor <ian@airs.com>
4934 * config.host (i[34567]86-*-mingw32*): Don't set
4935 host_can_use_collect2 to no.
4937 2005-03-30 Alan Modra <amodra@bigpond.net.au>
4940 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
4941 Remove convert_memory_address call duplicating that in memory_address.
4943 2005-03-29 Richard Henderson <rth@redhat.com>
4946 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
4947 (build_compound_literal): Likewise. Propagate decl type into the
4949 (finish_decl): Likewise. Use new return value from complete_array_type
4950 for zero sized arrays.
4951 (complete_array_type): Move ...
4952 * c-common.c (complete_array_type): ... here. Change first argument
4953 to pointer-to-type-node. Consistently use sizetype for the index
4954 except for zero sized arrays. Detect zero sized arrays for pedantic
4955 mode diagnostics. Create a new type node instead of modifying the
4957 * c-tree.h (complete_array_type): Move decl ...
4958 * c-common.h (complete_array_type): ... here.
4960 2005-03-29 Richard Henderson <rth@redhat.com>
4963 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
4965 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
4967 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
4968 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
4969 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
4970 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
4972 2005-03-29 Eric Christopher <echristo@redhat.com>
4974 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
4975 truthvalue conversion removal.
4977 2005-03-29 Ian Lance Taylor <ian@airs.com>
4980 * collect2.c: Never include <vfork.h>.
4981 (VFORK_STRING, vfork): Don't define.
4982 (pid): Remove global variable.
4983 (handler): Call raise instead of kill (getpid(), ...).
4984 (collect_wait): Add pex parameter. Change all callers. Use
4985 pex_get_status rather than pwait.
4986 (do_wait): Add pex parameter. Change all callers.
4987 (collect_execute): Return struct pex_obj * rather than void. Use
4988 pex routines rather than pexecute.
4989 (fork_execute): Get pex_obj from collect_execute, and pass it to
4991 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
4992 Only declare quit_handler if SIGQUIT is defined.
4993 (scan_libraries): Likewise.
4994 * collect2.h (collect_execute): Update declaration.
4995 (collect_wait): Update declaration.
4996 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
4997 pass it to collect_wait.
4999 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
5002 * c-parser.c (c_parser_compound_statement_nostart): Give error
5003 message for EOF instead of just setting parser->error.
5005 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
5007 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
5008 (slpeel_update_phi_nodes_for_guard1): New function.
5009 (slpeel_update_phi_nodes_for_guard2): New function.
5010 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
5011 of slpeel_update_phi_nodes_for_guard.
5012 (vectorize_loops): Remove call to loop_closed_rewrite.
5013 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
5016 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
5018 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
5019 (TARGET_LITTLE_ENDIAN): New macro.
5020 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
5021 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
5022 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
5023 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
5024 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
5025 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
5026 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
5027 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
5028 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
5029 (TARGET_OPTIONS): Delete.
5030 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
5031 (CACHE_FLUSH_TRAP): Turn into an integer.
5032 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
5033 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
5034 -mflush-trap is in use.
5035 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
5036 (m32r_cache_flush_trap_string): Delete.
5037 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
5038 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
5039 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
5040 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5041 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
5042 -mmodel= and -msdata= handling from...
5043 (m32r_init): ...here.
5044 * config/m32r/m32r.opt: New file.
5046 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
5048 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
5049 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
5050 * tree-vect-analyze.c (vect_object_analysis): additional parm
5051 pass back a "struct ptr_info_def *" with the points-to info.
5052 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
5053 statement using info returned from vect_object_analysis.
5054 * tree-vect-transform.c (update_vuses_to_preheader): New function.
5055 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
5056 for virtual uses and defs when creating a replacement vector
5057 reference. Call duplicate_ssa_name_ptr_info to define points-to
5058 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
5059 (vectorizable_store): copy_virtual_operands and update
5060 definition statements.
5061 (vectorizable_load): copy_virtual_operands. Remove call to
5062 mark_call_clobbered_vars_to_rename for call to "const" builtin.
5063 * tree-vectorizer.c (vectorize_loops): Remove calls to
5064 rewrite_into_ssa and bitmap_clear (vars_to_rename).
5065 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
5066 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
5067 define macro STMT_VINFO_PTR_INFO for use in accessing.
5068 * tree.h add export of duplicate_ssa_name_ptr_info.
5069 * rs6000.c (altivec_init_builtins): Declare builtin function
5070 __builtin_altivec_mask_for_load to be "const".
5072 2005-03-29 Jakub Jelinek <jakub@redhat.com>
5075 * cgraph.h (struct cgraph_varpool_node): Add alias field.
5076 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
5077 assemble_variable on aliases.
5078 * varasm.c (assemble_alias): Set node->alias.
5079 * toplev.c (wrapup_global_declarations): Don't call
5080 rest_of_decl_compilation on aliases again.
5082 2005-03-29 Paul Brook <paul@codesourcery.com>
5084 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
5085 * config/arm/arm.c (arm_dbx_register_number): New function.
5086 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
5088 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
5091 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
5092 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
5094 2005-03-29 Dale Johannesen <dalej@apple.com>
5096 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
5097 $(TREE_H) and $(COVERAGE_H).
5098 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
5099 * opts.c (common_handle_option): Enable tree-based value transforms.
5100 * toplev.c (process_options): Ditto.
5101 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
5102 refers to references to this type.
5103 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
5104 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
5105 for may_be_more, may_be_less.
5106 (rtl_gen_pow2_profiler): Adjust.
5107 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
5108 (rtl_gen_one_value_profiler): Adjust.
5109 (rtl_gen_const_delta_profiler): Adjust.
5110 * tree-profile.c (tree_gen_interval_profiler): Implement.
5111 (tree_gen_pow2_profiler): Ditto.
5112 (tree_gen_one_value_profiler): Ditto.
5113 (tree_profiling): New.
5114 (pass_tree_profile): Reference it.
5115 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
5117 (insn_divmod_values_to_profile): Rename to
5118 rtl_divmod_values_to_profile. Adjust.
5119 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
5120 (insn_prefetch_values_to_profile): Adjust.
5121 (rtl_value_profile_transformations): Adjust.
5122 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
5123 (gen_mod_pow2): Rename to rtl_mod_pow2.
5124 (gen_mod_subtract): Rename to rtl_mod_subtract.
5125 (divmod_fixed_value_transform): Rename to
5126 rtl_divmod_fixed_value_transform.
5127 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
5128 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
5129 (rtl_find_values_to_profile): Adjust.
5130 (tree_value_profile_transformations): Implement.
5131 (tree_divmod_values_to_profile): New.
5132 (tree_values_to_profile): New.
5133 (tree_divmod_fixed_value): New.
5134 (tree_mod_pow2): New.
5135 (tree_mod_subtract): New.
5136 (tree_divmod_fixed_value_transform): New.
5137 (tree_mod_pow2_value_transform): New.
5138 (tree_mod_subtract_transform): New.
5139 (tree_find_values_to_profile): Implement.
5140 * profile.c (instrument_values): Free histograms.
5141 (compute_value_histograms): Adjust. Implement tree version.
5143 2005-03-29 Uros Bizjak <uros@kss-loka.si>
5145 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
5146 * config/i386/i386.c (output_fix_trunc): Add new round_mode
5147 variable. Output "fldcw" depending on round_mode.
5148 * config/i386/i386.md (UNSPEC_FIST): New.
5149 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
5150 New isns patterns to implement lrint and llrint built-ins as x87
5152 (fistdi2, fist<mode>2 splitters): New splitters.
5153 (lrint<mode>2): New expanders.
5155 2005-03-28 Ian Lance Taylor <ian@airs.com>
5157 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
5158 0 when calling final_scan_insn.
5160 2005-03-28 Jan Hubicka <jh@suse.cz>
5163 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
5166 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
5167 types where possible.
5169 2005-03-26 Per Bothner <per@bothner.com>
5171 Make -f[no-]show-column also control non-cpp diagnostics.
5172 * c.opt (fshow-column): Move option from here ...
5173 * common.opt (fshow-column): ... to here.
5174 * diagnostic.c (diagnostic_build_prefix): Only print column number
5175 if flag_show_column.
5177 2005-03-27 Steven Bosscher <stevenb@suse.de>
5179 * vax-protos.h (vax_output_int_move, vax_output_int_add,
5180 vax_output_conditional_branch): New prototypes.
5181 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
5182 extracted from vax.md mov and add patterns.
5183 (vax_output_conditional_branch): New function to output conditional
5184 branch instructions.
5185 * vax.md: Use mode macros for arithmetic and mov patterns.
5186 Use code macros for the jump patterns.
5188 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5190 * Makefile.in (libbackend.o): Depend on version files;
5191 add custom generation command.
5193 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
5196 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
5197 sure that we have a REG before getting its REGNO.
5199 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5201 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
5202 * builtins.def (BUILT_IN_STRNDUP): New.
5204 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
5206 PR tree-optimization/20470
5207 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
5210 2005-03-25 Mike Stump <mrs@apple.com>
5212 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
5215 2005-03-25 Geoffrey Keating <geoffk@apple.com>
5217 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
5218 Use our own structure definitions.
5220 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
5221 (fix_truncdfsi2): Allow registers or memory as destination.
5222 When TARGET_PPC_GFXOPT, generate simplified pattern.
5223 (fix_truncdfsi2_internal): Use define_insn_and_split.
5224 (fix_truncdfsi2_internal_gfxopt): New.
5225 (fctiwz): Don't confuse register allocation by giving it no choices.
5227 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
5228 (EXTRA_MEMORY_CONSTRAINT): Likewise.
5229 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
5230 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
5232 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5234 * dominance.c (free_dominance_info): Speed up by freeing et
5235 data structures without maintaining other nodes.
5236 * et-forest.c (et_free_tree_force): New.
5237 * et-forest.h: Add a prototype for et_free_tree_force.
5239 * tree.c (get_set_constructor_bits,
5240 get_set_constructor_bytes): Remove.
5241 * tree.h: Remove the corresponding prototypes.
5243 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
5246 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
5247 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
5248 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
5249 PRE_DEC, NEG and NOT.
5251 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
5253 * fold-const.c: Convert uses of fold (build (...)) to
5256 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
5258 PR rtl-optimization/20249
5259 * cse.c (insert_regs): Do not record equivalence of registers in
5262 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
5264 * emit-rtl.c (reverse_comparison): Remove.
5265 * rtl.h: Remove the corresponding prototype.
5267 2005-03-24 James E Wilson <wilson@specifixinc.com>
5269 * doc/install.texi (--enable-altivec): Delete docs.
5271 2005-03-24 David Edelsohn <edelsohn@gnu.org>
5273 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
5274 SFmode and DFmode before reload when
5275 flag_unsafe_math_optimizations not enabled.
5277 2005-03-24 Geoffrey Keating <geoffk@apple.com>
5279 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
5281 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
5282 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
5284 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
5286 * configure.ac (enable-checking): Add 'runtime' option.
5287 * doc/install.texi (enable-checking): Document 'runtime' checking.
5288 * tsystem.h (gcc_assert, gcc_unreachable): Define.
5289 * config.in: Regenerated.
5290 * configure: Regenerated.
5292 2005-03-23 Uros Bizjak <uros@kss-loka.si>
5294 * optabs.h (enum optab_index): Remove OTI_llrint.
5295 (llrint_optab): Remove macro.
5296 * optabs.c (init_optabs): Remove llrint_optab initialization.
5297 * genopinit.c (optabs): Remove llrint_optab implementation.
5298 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
5301 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
5303 PR rtl-optimization/20532
5304 * simplify-rtx.c (simplify_binary_operation_1): Protect from
5305 overflow when adding coefficients for PLUS or MINUS.
5306 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
5309 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5311 * langhooks.h (truthvalue_conversion): Remove.
5312 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
5313 LANG_HOOKS_TRUTHVALUE_CONVERSION.
5314 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
5315 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
5316 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
5318 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
5320 * params.def: Fix a typo.
5321 * config/mips/mips.c: Follow the spelling convensions.
5322 * doc/invoke.texi: Fix typos.
5324 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
5326 Fix PR tree-optimization/20601
5328 * tree-ssa-pre.c (insert_aux): Add missing condition to
5331 2005-03-23 Ian Lance Taylor <ian@airs.com>
5333 * final.c (final_scan_insn): Don't remove no-op instructions.
5334 * reload1.c (reload): Remove simple no-op instructions even when
5337 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
5339 PR tree-optimization/20501
5340 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
5341 reporting that peeling for alignment is applied moved to...
5342 * (vect_analyze_data_refs_alignment): Here.
5344 2005-03-23 Ian Lance Taylor <ian@airs.com>
5346 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
5348 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5350 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
5351 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
5353 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
5355 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
5356 imply that this is called once, independent of asms in code.
5357 Adjust to now being pased output and input lists. Mention helper
5358 function decl_overlaps_hard_reg_set_p.
5359 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
5360 hook_tree_tree_identity and to take three trees, returning third.
5361 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
5363 * stmt.c: include hard-reg-set.h before tree.h.
5364 (decl_overlaps_hard_reg_set_p): New function, broken out from...
5365 (decl_conflicts_with_clobbers_p): Call
5366 decl_overlaps_hard_reg_set_p.
5367 (expand_asm_operands): Pass output and input lists in call to
5368 targetm.md_asm_clobbers.
5369 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
5370 hook_tree_tree_tree_tree_3rd_identity.
5371 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
5373 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
5374 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
5375 parameters, first two unused.
5376 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
5377 parameters. Only add MOF to clobbers if there's no 'h' mentioned
5378 in constraint letters and MOF is not mentioned as a asm-declared
5379 register in neither of the input and output lists.
5381 2005-03-23 DJ Delorie <dj@redhat.com>
5383 * optabs.c (expand_binop): Make sure the first subword's result
5386 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5388 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
5389 Call c_common_truthvalue_conversion rather than
5390 lang_hooks.truthvalue_conversion.
5391 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
5392 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
5394 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
5395 c_common_truthvalue_conversion.
5396 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
5397 c_parser_conditional_expression, c_parser_binary_expression): Call
5398 c_objc_common_truthvalue_conversion.
5399 * c-typeck.c (build_unary_op): Call
5400 c_objc_common_truthvalue_conversion.
5401 (build_conditional_expr): Do not call
5402 lang_hooks.truthvalue_conversion.
5403 (build_binary_op): Call c_common_truthvalue_conversion.
5404 (c_objc_common_truthvalue_conversion): Moved from
5405 c-objc-common.c. Call default_function_array_conversion instead
5406 of default_conversion.
5408 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
5410 * c-common.h (default_conversion): Remove.
5411 (perform_integral_promotions): Add.
5412 * c-tree.h (default_conversion): Add.
5413 * c-typeck.c (perform_integral_promotions): New, split out from
5415 * c-common.c (check_case_value): Use perform_integral_promotions,
5416 not default_conversion.
5417 (c_add_case_label): Don't continue processing case label after
5418 found to be pointer.
5420 2005-03-23 Mark Mitchell <mark@codesourcery.com>
5422 * gcc.c (do_spec_1): Do not add a -L path for a directory in
5423 the prefix list if we have already added a multilib directory
5425 (main): Do not add MD_EXEC_PREFIX to the list of directories to
5428 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5430 * reload1.c (indirect_symref_ok, reload_obstack): Make them
5432 * reload.h: Remove the prototype for indirect_symref_ok.
5434 * reload1.c (indirect_symref_ok): Make it global.
5435 * reload.h: Add a prototype for indirect_symref_ok.
5437 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
5439 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
5442 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
5444 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
5446 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
5448 * c-opts.c (c_common_parse_file): Only start/end main source file
5449 if debug hooks says the writer wants it.
5450 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
5452 (xcoff_debug_hooks): Ditto.
5453 * debug.c (do_nothing_hooks): Ditto.
5454 * debug.h (gcc_debug_hooks): Ditto.
5455 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
5456 * sdbout.c (sdb_debug_hooks): Ditto.
5457 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
5459 2005-03-22 Mark Mitchell <mark@codesourcery.com>
5461 * doc/extend.texi: Deprecate C++ min/max operators.
5463 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
5465 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
5466 artificial original candidates.
5468 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
5469 Jan Hubicka <jh@suse.cz>
5470 Steven Bosscher <stevenb@suse.de>
5472 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
5473 call cost based on argument sizes.
5474 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
5476 * params.def: (max-inline-inssn-single): Set to 450.
5477 (max-inline-insns-auto): Set to 90.
5478 (max-inline-insns-recursive): Set to 450
5479 (max-inline-insns-recursive-auto): Set to 450.
5480 (large-function-insns): Set to 2700.
5481 (inline-call-cost): New parameter.
5482 * tree-inline.c (estimate_move_cost): New function.
5483 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
5484 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
5486 * tree-inline.h (estimate_move_cost): Declare.
5487 * invoke.texi: (max-inline-inssn-single): Change default to 450.
5488 (max-inline-insns-auto): Change default to 90.
5489 (max-inline-insns-recursive): Change default to 450
5490 (max-inline-insns-recursive-auto): Change default to 450.
5491 (large-function-insns): Change default to 2700.
5492 (inline-call-cost): Document new parameter.
5494 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5496 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
5497 (TARGET_DEFAULT): Delete.
5498 * config/i860/i860.opt: New file.
5500 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
5502 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
5503 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5504 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5505 (frv_sched_lookahead): Delete.
5506 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
5507 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
5508 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
5509 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
5510 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
5511 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
5512 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
5513 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
5514 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
5515 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
5516 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
5517 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
5518 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
5519 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
5520 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
5521 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
5522 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
5523 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
5524 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
5525 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
5526 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
5527 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
5528 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
5529 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
5530 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
5531 (frv_sched_lookahead): Delete.
5532 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
5533 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5534 (frv_handle_option): New function. Move -mcpu= handling from...
5535 (frv_override_options): ...here. Remove handling of other
5537 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
5538 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
5539 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
5540 and TARGET_NO_MULTI_CE.
5541 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
5542 !TARGET_VLIW_BRANCH.
5543 * config/frv/frv.opt: New file.
5545 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5547 * fold-const.c (fold_ternary): Take decomposed arguments of
5549 (fold): Update a call to fold_ternary.
5551 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
5552 * tree.h: Add corresponding prototypes.
5554 2005-03-22 Jakub Jelinek <jakub@redhat.com>
5557 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
5558 between jump table and its label.
5559 * final.c (shorten_branches): Handle notes in between ADDR_VEC
5560 resp. ADDR_DIFF_VEC and the label preceeding it.
5561 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
5562 is emitted in the right section.
5564 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
5566 * fold-const.c (fold_unary, fold_binary): Update comments
5569 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
5571 PR rtl-optimization/20527
5572 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
5573 REG_INC note, test that the register also isn't mentioned in PRED
5576 2005-03-22 Ben Elliston <bje@au.ibm.com>
5578 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
5581 2005-03-21 Mike Stump <mrs@apple.com>
5583 * varasm.c (default_assemble_visibility): Remove extra ().
5585 2005-03-21 Roger Sayle <roger@eyesopen.com>
5588 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
5589 to determine whether a block can be duplicated, rather than test
5590 whether the block contains noncopyable insns ourselves.
5592 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5594 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
5597 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5599 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
5601 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5603 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
5604 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
5605 * config/fr30/fr30.opt: New file.
5607 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
5609 Fix PR tree-optimization/20542
5611 * tree-flow-inline.h (overlap_subvar): Move to here.
5612 * tree-ssa-operands.c: From here.
5613 * tree-flow.h (overlap_subvar): Declare.
5614 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
5615 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
5616 for variables with subvars.
5618 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
5621 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
5622 * modulo-sched.c (const_iteration_count): Return on NULL
5624 (print_node_sched_params): Return on NULL dump_file.
5625 (generate_reg_moves): Handle reg-anti dependencies and disregard
5626 closing branch when generating register moves.
5627 (sms_schedule): Mark the SMSed block dirty.
5628 * passes.c (rest_of_handle_sms): Call update_life_info for all
5630 * testsuite/gcc.dg/20050321-1.c: New test.
5632 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5634 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
5635 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
5636 movqi_internal): Likewise.
5638 2005-03-21 Bob Wilson <bob.wilson@acm.org>
5640 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
5641 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
5642 xtensa_b4const): Delete prototypes.
5643 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
5644 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
5645 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
5646 xtensa_extra_constraint): New prototypes.
5647 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5648 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5649 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5650 move_operand, const_float_1_operand, fpmem_offset_operand,
5651 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
5652 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
5653 (xtensa_b4const_or_zero): ...this. Change return type to bool and
5654 argument type to HOST_WIDE_INT.
5655 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
5656 xtensa_mask_immediate): Likewise.
5657 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
5658 Likewise. Also make these functions static.
5659 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
5660 (xtensa_const_ok_for_letter_p): New.
5661 (add_operand, arith_operand, nonimmed_operand, mem_operand,
5662 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
5663 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
5664 move_operand, const_float_1_operand, fpmem_offset_operand,
5665 branch_operator, ubranch_operator, boolean_operator): Move to
5667 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
5668 (xtensa_mem_offset): Change return type to bool.
5669 (xtensa_extra_constraint): New.
5670 (gen_int_relational): Update type of const_range_p function pointer.
5671 Use xtensa_b4const_or_zero.
5672 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
5673 xtensa_const_ok_for_letter_p. Update comments.
5674 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
5675 (PREDICATE_CODES): Delete.
5676 * config/xtensa/xtensa.md: Include predicates.md.
5677 * config/xtensa/predicates.md: New file.
5679 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5681 * config/v850/v850-protos.h: Remove the prototypes for
5682 reg_or_int9_operand, reg_or_const_operand,
5683 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
5684 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
5685 movsi_source_operand, power_of_two_operand,
5686 not_power_of_two_operand, special_symbolref_operand,
5687 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
5688 register_is_ok_for_epilogue.
5689 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
5690 reg_or_int9_operand, reg_or_const_operand,
5691 call_address_operand, special_symbolref_operand,
5692 movsi_source_operand, power_of_two_operand,
5693 not_power_of_two_operand, register_is_ok_for_epilogue,
5694 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
5695 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
5697 * config/v850/v850.h (PREDICATE_CODES): Remove.
5698 * config/v850/v850.md: Include predicates.md.
5699 * config/v850/predicates.md: New.
5701 2005-03-21 Zack Weinberg <zack@codesourcery.com>
5703 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
5704 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
5705 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
5706 (itoolsdir, itoolsdatadir): Move definition above new first use.
5707 (install-itoolsdirs): New rule.
5708 (install-mkheaders): Depend on install-itoolsdirs, not
5709 install-include-dir.
5711 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5713 * tree-into-ssa.c: Remove obsolete comments.
5715 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
5717 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
5718 unrolling if -fpeel-loops is specified, too.
5719 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
5720 Remove superfluous check for flag_unroll_loops.
5722 2005-03-21 Uros Bizjak <uros@kss-loka.si>
5724 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
5725 (lrint_optab, llrint_optab): Define corresponding macros.
5726 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
5727 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
5728 pattern and llrint_optab using llrintdi2 patterns.
5729 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
5730 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
5731 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
5732 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
5733 flag_unsafe_math_optimizations is set.
5735 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5737 * combine.c (combine_simplify_rtx, simplify_if_then_else,
5738 simplify_logical, if_then_else_cond, known_cond,
5739 simplify_comparison): Adjust calls to reverse_comparison.
5740 Don't use combine_reversed_comparison_code).
5741 (combine_reversed_comparison_code): Remove.
5742 (reversed_comparison): Using reversed_comparison_code, move it...
5743 * jump.c (reversed_comparison): ... here.
5744 * rtl.h (reversed_comparison): Add prototype.
5746 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5748 * builtins.c (fold_builtin): Take decomposed arguments of
5750 * fold-const.c (fold_ternary): Update a call to fold_builtin.
5751 * gimplify.c (gimplify_call_expr): Likewise.
5752 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
5753 * tree.h: Update the prototype of fold_builtin.
5755 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
5757 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
5758 * rtlhooks.c (gen_lowpart_no_emit_general): New.
5759 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
5760 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
5761 * simplify-rtx.c (simplify_binary_operation_1): Use it.
5763 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
5765 * builtins.c (fold_builtin_1): Take decomposed arguments of
5767 (fold_builtin): Update a call to fold_builtin_1.
5769 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
5772 * gcov.c (output_lines): Only output function block summary when
5773 outputting branch information.
5774 * doc/gcov.texi: Document format of preamble and additional block
5777 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
5779 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
5780 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
5781 the defaults false if BITS_PER_UNIT != 8.
5782 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
5783 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
5784 than BITS_PER_UNIT != 8.
5785 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
5786 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
5787 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
5789 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
5790 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
5792 2005-03-20 Roger Sayle <roger@eyesopen.com>
5795 * fold-const.c (fold_binary): Fix type mismatch between
5796 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
5797 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
5798 for non-truth-valued expressions.
5800 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
5801 and FUNCTION_DECL in the main switch.
5802 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
5803 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
5804 we also need to convert their operands to match.
5805 <TRUTH_NOT_EXPR>: Likewise.
5807 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
5809 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
5810 diagnostic without checking whether an lvalue.
5811 * c-common.h (lvalue_p): Remove.
5812 (enum lvalue_use): Update comment.
5813 (lvalue_or_else): Replace by lvalue_error.
5814 * c-typeck.c (lvalue_p): Make static.
5815 (lvalue_or_else): New. Call lvalue_error.
5817 2005-03-21 Alan Modra <amodra@bigpond.net.au>
5819 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
5820 (function_arg_advance): Use rs6000_parm_start.
5821 (function_arg, rs6000_arg_partial_bytes): Likewise.
5823 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5825 * c-common.c (check_case_value): Adjust comment about stripping
5827 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
5828 * c-typeck.c (default_conversion, convert_arguments,
5829 build_modify_expr, convert_for_assignment, store_init_value,
5830 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
5831 manually. Remove inaccurate comments.
5833 2005-03-20 Roger Sayle <roger@eyesopen.com>
5834 Joseph S. Myers <joseph@codesourcery.com>
5836 * varasm.c (do_assemble_alias): Restore comment describing function.
5837 Annotate the target parameter as potentially unused.
5839 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
5842 * config/avr/avr.c (avr_output_function_prologue): Do not use
5843 current_function_name() in a label, use a local label instead.
5845 2005-03-20 David Edelsohn <edelsohn@gnu.org>
5847 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
5848 flag_finite_math_only, not flag_unsafe_math_optimizations.
5850 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5852 * builtins.c (fold_builtin_1): Update a call to
5853 targetm.fold_builtin.
5854 * hooks.c (hook_tree_tree_bool_null): Rename to
5855 hook_tree_tree_tree_bool_null. Take one more argument of type
5857 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
5858 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
5859 hook_tree_tree_tree_bool_null.
5860 * target.h (gcc_target): Update the prototype of fold_builtin.
5861 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
5862 arguments of CALL_EXPR.
5863 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
5866 2005-03-20 Jan Hubicka <jh@suse.cz>
5868 * cgraph.h (cgraph_node): Add prev_clone pointer.
5869 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
5870 (cgraph_clone_node): Produce doubly linked chain.
5872 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5874 * c-common.c (handle_aligned_attribute, check_function_sentinel,
5875 get_nonnull_operand, handle_sentinel_attribute,
5876 check_function_arguments_recurse): Do not strip NOPS from
5878 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
5880 * c-format.c (get_constant): Likewise.
5881 * c-parser.c (c_parser_postfix_expression): Likewise.
5882 * c-typeck.c (set_init_index): Likewise.
5883 (convert_arguments): Don't check for NOP_EXPR containing integer
5886 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
5888 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
5889 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
5890 Take decomposed arguments of CALL_EXPR.
5891 (fold_builtin_1): Update calls to the functions mentioned
5894 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
5896 * c-decl.c (check_bitfield_type_and_width): Require bit-field
5897 width to have integer type.
5898 (build_enumerator): Require enumerator value to have integer type.
5900 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5902 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
5905 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5907 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
5908 std=iso9899:199x): Correct descriptions.
5910 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
5912 * config.gcc: Consistently use solaris2.1[0-9]* instead of
5915 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
5917 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
5919 (expand_builtin_memcpy, fold_builtin_1): Update calls to
5920 fold_builtin_memcpy.
5922 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
5923 arguments of CALL_EXPR.
5924 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
5925 fold_builtin_found, fold_builtin_1): Update calls to
5926 fold_trunc_transparent_mathfn.
5928 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5931 * fold-const.c (fold_widened_comparison): Don't optimize casts of
5932 function pointers on targets that require function pointer
5934 (fold_sign_changed_comparison): Likewise.
5936 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
5938 * combine.c (try_combine): When changing the mode of a hard reg, make
5939 sure that doing so is valid.
5941 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
5943 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
5944 (TARGET_HANDLE_OPTION): Override default.
5945 (avr_handle_option): New function.
5946 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
5947 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
5948 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
5949 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
5950 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
5951 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
5952 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
5953 (TARGET_OPTIONS): Delete.
5954 * config/avr/avr.opt: New file.
5956 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5958 * config/m32r/m32r-protos.h: Remove the prototypes for
5959 call_address_operand, symbolic_operand, seth_add3_operand,
5960 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
5961 reg_or_uint16_operand, reg_or_cmp_int16_operand,
5962 two_insn_const_operand, move_src_operand,
5963 move_double_src_operand, move_dest_operand,
5964 eqne_comparison_operator, signed_comparison_operator,
5965 large_insn_p, conditional_move_operand, carry_compare_operand,
5966 m32r_block_immediate_operand, extend_operand,
5967 reg_or_eq_int16_operand, int8_operand, and
5968 reg_or_zero_operand.
5969 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
5970 seth_add3_operand, int8_operand, cmp_int16_operand,
5971 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
5972 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
5973 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
5974 move_double_src_operand, move_dest_operand,
5975 eqne_comparison_operator, signed_comparison_operator,
5976 extend_operand, small_insn_p, large_insn_p,
5977 conditional_move_operand, carry_compare_operand,
5978 m32r_block_immediate_operand): Move to predicates.md.
5979 (MAX_MOVE_BYTES): Move to m32r.h.
5980 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
5981 * config/m32r/m32r.md: Include predicates.md.
5982 * config/m32r/predicates.md: New.
5984 2005-03-18 James E Wilson <wilson@specifixinc.com>
5987 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
5990 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
5992 * config/mn10300/mn10300-protos.h: Remove the prototypes for
5993 call_address_operand, const_8bit_operand.
5994 * config/mn10300/mn10300.c (call_address_operand,
5995 const_8bit_operand, const_1f_operand): Move to predicates.md.
5996 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
5997 * config/mn10300/mn10300.md: Include predicates.md.
5998 * config/mn10300/predicates.md: New.
6000 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
6002 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
6003 declarations in diagnostics and %E for identifiers, not %s.
6005 2005-03-18 Jan Hubicka <jh@suse.cz>
6006 Dale Johannesen <dalej@apple.com>
6008 * basic-block.h (scale_bbs_frequencies_int,
6009 scale_bbs_frequencies_gcov_type): Declare.
6010 * cfg.c (RDIV): New macro.
6011 (update_bb_frequency_for_threading): Fix.
6012 * basic-block.h (scale_bbs_frequencies_int,
6013 scale_bbs_frequencies_gcov_type): New.
6014 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
6015 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
6016 scale_bbs_frequencies_int.
6017 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
6019 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6021 * config/m32r/m32r-protos.h: Remove the prototypes for
6022 call_address_operand, symbolic_operand, seth_add3_operand,
6023 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6024 reg_or_uint16_operand, reg_or_cmp_int16_operand,
6025 two_insn_const_operand, move_src_operand,
6026 move_double_src_operand, move_dest_operand,
6027 eqne_comparison_operator, signed_comparison_operator,
6028 large_insn_p, conditional_move_operand, carry_compare_operand,
6029 m32r_block_immediate_operand, extend_operand,
6030 reg_or_eq_int16_operand, int8_operand, and
6031 reg_or_zero_operand.
6032 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
6033 seth_add3_operand, int8_operand, cmp_int16_operand,
6034 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
6035 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
6036 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
6037 move_double_src_operand, move_dest_operand,
6038 eqne_comparison_operator, signed_comparison_operator,
6039 extend_operand, small_insn_p, large_insn_p,
6040 conditional_move_operand, carry_compare_operand,
6041 m32r_block_immediate_operand): Move to predicates.md.
6042 (MAX_MOVE_BYTES): Move to m32r.h.
6043 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
6044 * config/m32r/m32r.md: Include predicates.md.
6045 * config/m32r/predicates.md: New.
6047 * config/pa/pa-protos.h: Add prototypes for magic_milli and
6049 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
6050 symbolic_operand, symbolic_memory_operand,
6051 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
6052 indexed_memory_operand, move_dest_operand, move_src_operand,
6053 prefetch_cc_operand, prefetch_nocc_operand,
6054 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
6055 arith_operand, arith11_operand, pre_cint_operand,
6056 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
6057 ireg_operand, int5_operand, uint5_operand, int11_operand,
6058 uint32_operand, arith5_operand, and_operand, ior_operand,
6059 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
6060 pc_or_label_operand, div_operand, plus_xor_ior_operator,
6061 shadd_operand, movb_comparison_operator,
6062 cmpib_comparison_operator): Move to predicates.md.
6063 (magic_milli, shadd_constant_p): Make it extern.
6064 * config/pa/pa.h (PREDICATE_CODES): Remove.
6065 * config/pa/pa.md: Include predicates.md.
6066 * config/pa/predicates.md: New.
6068 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
6071 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6073 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
6074 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
6075 config/alpha/freebsd.h, config/alpha/linux.h,
6076 config/alpha/netbsd.h, config/alpha/osf5.h,
6077 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
6078 config/h8300/h8300-protos.h, config/h8300/h8300.c,
6079 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
6080 doc/cppopts.texi: Update copyright.
6082 2005-03-18 Jan Hubicka <jh@suse.cz>
6085 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
6087 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
6090 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6092 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
6095 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
6097 * combine.c (gen_binary): Remove.
6098 (known_cond, simplify_shift_const, find_split_point,
6099 combine_simplify_rtx, simplify_if_then_else, simplify_set,
6100 simplify_logical, expand_field_assignment, extract_left_shift,
6101 force_to_mode, if_then_else_cond, apply_distributive_law,
6102 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
6103 simplify_comparison, reversed_comparison): Replace with
6104 simplify_gen_binary, simplify_gen_relational or
6105 distribute_and_simplify_rtx.
6106 (distribute_and_simplify_rtx): New function.
6108 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
6109 Paolo Bonzini <gcc.gnu.org>
6111 * calls.c (setjmp_call_p, special_function_p): Update comments
6112 at the head of the functions.
6114 2005-03-18 Jan Hubicka <jh@suse.cz>
6116 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
6118 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
6119 function body should be released; do not proactively release function
6120 bodies in non-unit-at-a-time mode.
6122 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
6124 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
6125 mno-fp-ret-in-387 multilib variants.
6127 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
6129 * common.opt (m): Remove.
6130 * opts.c (handle_option): Pass 'm' options to set_target_switch if
6132 (common_handle_option): Remove OPT_m case.
6134 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
6136 * builtins.c (fold_builtin_bitop): Take decomposed arguments
6138 (fold_builtin_1): Update a call to fold_builtin_bitop.
6140 * builtins.c (fold_builtin_signbit): Take decomposed arguments
6142 (fold_builtin_1): Update a call to fold_builtin_signbit.
6144 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
6146 PR tree-optimization/20474
6147 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
6148 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
6150 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6152 * config/h8300/h8300-protos.h: Remove prototypes for
6153 general_operand_src, general_operand_dst, single_one_operand,
6154 single_zero_operand, call_insn_operand,
6155 two_insn_adds_subs_operand, small_call_insn_operand,
6156 jump_address_operand, bit_operand, bit_memory_operand,
6157 stack_pointer_operand, const_int_gt_2_operand,
6158 const_int_ge_8_operand, const_int_qi_operand,
6159 const_int_hi_operand, incdec_operand, bit_operator,
6160 nshift_operator, eqne_operator, gtle_operator,
6161 gtuleu_operator, iorxor_operator.
6162 Add prototypes for h8sx_shift_type h8sx_classify_shift and
6163 h8300_ldm_stm_parallel.
6164 * config/h8300/h8300.c (h8sx_shift_type,): Move to
6166 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
6167 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
6168 (h8300_ldm_stm_parallel): Make it extern.
6169 (h8300_ldm_parallel, h8300_stm_parallel,
6170 h8300_return_parallel, general_operand_src,
6171 general_operand_dst, h8300_dst_operand, h8300_src_operand,
6172 nibble_operand, reg_or_nibble_operand, single_one_operand,
6173 single_zero_operand, call_insn_operand,
6174 two_insn_adds_subs_operand, small_call_insn_operand,
6175 jump_address_operand, bit_operand, bit_memory_operand,
6176 stack_pointer_operand, const_int_gt_2_operand,
6177 const_int_ge_8_operand, const_int_qi_operand,
6178 const_int_hi_operand, incdec_operand, eqne_operator,
6179 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
6180 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
6181 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
6182 nshift_operator): Move to predicates.md.
6183 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
6184 * config/h8300/h8300.md: Include predicates.md.
6185 * config/h8300/predicates.md: New.
6187 2005-03-17 Richard Henderson <rth@redhat.com>
6189 * config.gcc (ia64*-*-hpux*): Add extra_options.
6190 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
6191 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6192 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
6193 (ia64_tls_size_string, ia64_tune_string): Remove.
6194 (ia64_tune): Init to PROCESSOR_ITANIUM2.
6195 (TARGET_DEFAULT_TARGET_FLAGS): New.
6196 (TARGET_HANDLE_OPTION): New.
6197 (ia64_override_options): Move options parsing ...
6198 (ia64_handle_option): ... here. New.
6199 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
6200 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
6201 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
6202 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
6203 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
6204 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
6205 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
6206 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
6207 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
6208 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
6209 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
6210 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
6211 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
6212 TARGET_EARLY_STOP_BITS): Remove.
6213 (TARGET_ILP32): Default false.
6214 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
6215 (enum ia64_inline_type): New.
6216 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
6217 * config/ia64/ia64.md: Update for new definitions of
6218 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
6219 * config/ia64/ia64.opt: New file.
6220 * config/ia64/ilp32.opt: New file.
6222 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
6225 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
6227 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
6229 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
6230 instead of MASK_H8300S.
6231 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
6232 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
6233 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
6234 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
6235 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
6236 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
6237 TARGET_SWITCHES): Remove.
6238 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
6240 * config/h8300/h8300.opt: New.
6242 * config/alpha/alpha.opt, config/arc/arc.opt,
6243 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
6246 2005-03-17 Ian Lance Taylor <ian@airs.com>
6250 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
6252 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
6253 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
6254 (TARGET_HANDLE_OPTION): Override default.
6255 (arc_handle_option): New function.
6256 (arc_init): Remove code to set arch_cpu_string.
6257 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
6258 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
6259 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
6260 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
6261 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
6262 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
6263 (arc_rodata_string, TARGET_OPTIONS): Delete.
6264 * config/arc/arc.opt: New file.
6266 2005-03-17 Richard Henderson <rth@redhat.com>
6268 * doc/extend.texi (Weak Pragmas): New section.
6269 (attribute alias): Clarify that target must be in the same
6272 2005-03-17 Richard Henderson <rth@redhat.com>
6274 * config/alpha/alpha.opt: New file.
6275 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
6277 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
6278 alpha_fprm_string, alpha_fptm_string): Make static.
6279 (alpha_tls_size_string): Remove.
6280 (alpha_handle_option): New.
6281 (override_options): Update for alpha_cpu/alpha_tune split.
6282 (alpha_file_start): Likewise.
6283 (TARGET_DEFAULT_TARGET_FLAGS): New.
6284 (TARGET_HANDLE_OPTION): New.
6285 * config/alpha/alpha.h (alpha_tune): Declare.
6286 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
6287 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
6288 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
6289 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
6290 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
6291 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
6292 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
6293 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
6294 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
6295 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
6296 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
6297 (TARGET_DEFAULT): Remove MASK_FP.
6298 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
6299 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
6300 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
6301 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
6302 alpha_tls_size_string): Remove.
6303 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
6304 (attribute tune): Rename from attribute cpu.
6305 * config/alpha/ev4.md: Update to match.
6306 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
6307 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
6308 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
6309 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
6310 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
6311 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
6313 2005-03-16 James E. Wilson <wilson@specifixinc.com>
6315 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
6316 and return without creating new state if before_nops_num is nonzero.
6317 * config/ia64/ia64.md (first_insn): New attribute.
6318 (alloc): Set it to yes.
6320 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6322 * tree-vectorizer.c (new_vec_stmt_info): Initialize
6323 STMT_VINFO_SUBVARS to NULL.
6324 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
6326 2005-03-16 Dale Johannesen <dalej@apple.com>
6328 * rtlanal.c (find_first_parameter_load): Rewrite to
6329 return actual first param load or the call if none,
6330 instead of first in block, when not all loads exist.
6332 2005-03-16 Roger Sayle <roger@eyesopen.com>
6334 * optabs.c (expand_copysign_absneg): Make static.
6335 * optabs.h (expand_copysign_absneg): Delete prototype.
6336 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
6338 2005-03-16 Richard Henderson <rth@redhat.com>
6341 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
6342 (alias_pairs): Rename from output_defs.
6343 (find_decl_and_mark_needed): Split out from assemble_alias.
6344 (do_assemble_alias): New.
6345 (assemble_output_def): Remove.
6346 (finish_aliases_1, finish_aliases_2): New.
6347 (process_pending_assemble_output_defs): Remove.
6348 (assemble_alias): Defer aliases for which we don't yet have a
6349 non-external decl for the target symbol.
6350 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
6351 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
6352 * toplev.c (compile_file): Use finish_aliases_2 instead of
6353 process_pending_assemble_output_defs.
6354 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
6355 (process_pending_assemble_output_defs): Remove.
6357 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6359 Fix PR tree-optimization/20489
6361 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
6362 for empty structures.
6364 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
6366 Fix PR tree-optimization/20490
6368 * tree-ssa-pre.c (create_expression_by_pieces): Use
6369 force_gimple_operand on result of fold.
6371 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
6373 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
6374 of closing parenthesis.
6376 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
6378 * builtins.c (expand_movstr): Update a call to
6379 fold_builtin_strcpy.
6380 (expand_builtin_strncpy): Update a call to
6381 fold_builtin_strncpy.
6382 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
6383 arguments of CALL_EXPR.
6384 (fold_builtin_1): Update calls to fold_builtin_strcpy and
6385 fold_builtin_strncpy.
6386 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6387 * tree.h: Update the prototypes of fold_builtin_strcpy and
6388 fold_builtin_strncpy.
6390 2005-03-16 Steven Bosscher <stevenb@suse.de>
6391 Dorit Naishlos <dorit@il.ibm.com>
6393 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
6394 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
6397 2005-03-16 Steven Bosscher <stevenb@suse.de>
6399 * tree-inline.c (walk_type_fields, walk_tree,
6400 walk_tree_without_duplicates): Move from here...
6401 * tree.c: ...to here.
6403 2005-03-15 Zack Weinberg <zack@codesourcery.com>
6405 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
6406 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
6407 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
6408 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
6409 (version): Define using $(BASEVER_c).
6410 (Makefile, config.status, build/gcov-iov.o): No longer depends on
6412 (version.o): Depend on version files; add custom generation command.
6413 (prefix.o): Define BASEVER on command line.
6414 (s-iov): Depend on version files; adjust command.
6415 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
6417 (gcc-vers.texi): New rule.
6418 (doc/%.info, doc/%.dvi): Add -I . to command line.
6419 (doc/gccinstall.dvi): Likewise.
6420 (PACKAGE): Delete. All uses replaced with "gcc".
6421 * aclocal.m4: Do not include gcc-version.m4.
6422 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
6423 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
6424 Set is_release based on contents of DEV-PHASE.
6425 Set gcc_version based on contents of BASE-VER.
6426 Define WIN32_REGISTRY_KEY only if the user overrode the default.
6427 * config.in, configure: Regenerate.
6428 * gccbug.in: Determine version of GCC in use at runtime.
6429 * gcov-iov.c: Get version number and development phase from
6430 command line, not by including version.c.
6431 * intl.c: Replace all uses of PACKAGE with "gcc".
6432 * libada-mk.in: Delete unused "gcc_version" variable.
6433 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
6434 * version.c: (VERSUFFIX): New hook for redistributors; adjust
6435 commentary to match.
6436 (version_string): Put together from pieces.
6437 * config/alpha/x-vms: Do not use $(gcc_version).
6438 * config/i386/t-nwld: Likewise.
6439 * doc/include/gcc-common.texi: Include gcc-vers.texi for
6440 version-GCC and DEVELOPMENT.
6442 2005-03-15 Roger Sayle <roger@eyesopen.com>
6444 PR tree-optimization/17454
6445 * tree.c (tree_size): Add case for TREE_BINFO.
6446 * fold-const.c (fold_checksum_tree): Only clear the overloaded
6447 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
6449 2005-03-15 Roger Sayle <roger@eyesopen.com>
6451 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
6452 op1 whilst expanding the signed widenening multiply variant.
6454 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
6456 * toplev.c (display_target_options): Avoid unused variable warning if
6457 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
6458 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
6459 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
6460 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
6461 (mips_isa_info): New variable.
6462 (mips_parse_cpu): Remove the first argument and leave the caller
6464 (TARGET_HANDLE_OPTION): Override default.
6465 (mips_handle_option): New function. Move option validation code from...
6466 (override_options): ...here. Update calls to mips_parse_cpu.
6467 * config/mips/mips.h (mips_arch_string, mips_tune_string)
6468 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
6469 (SUBTARGET_TARGET_OPTIONS): Delete.
6470 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
6471 (mno-flush-func, mtune=): New options.
6473 2005-03-15 Roger Sayle <roger@eyesopen.com>
6474 Richard Henderson <rth@redhat.com>
6476 * real.c (c4x_single_format, c4x_extended_format): Provide values
6477 for signbit_ro for c4x's single and extended floating point formats.
6478 * optabs.c (expand_copysign): Use the floating point format's
6479 signbit_ro for expanding via expand_copysign_absneg, and it's
6480 signbit_rw field for expanding via expand_copysign_bit.
6482 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
6484 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
6485 known_alignment_for_access_p.
6486 (known_alignment_for_access_p): New.
6487 (do_peeling_for_alignment): Field made int instead of bool and renamed
6488 to peeling_for_alignment.
6489 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
6490 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
6491 functionality used to be in vect_analyze_operations.
6492 (vect_analyze_operations): Code to determine vectorization factor was
6493 moved to vect_determine_vectorization_factor.
6494 (vect_enhance_data_refs_alignment): Update to correct alignment when it
6495 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
6497 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
6498 be part of vect_analyze_operations).
6499 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
6500 creating the guard condition, as the number of iterations may be
6502 (slpeel_tree_peel_loop_to_edge): Use new name of
6503 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
6504 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
6505 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
6506 (vect_do_peeling_for_alignment): Use fold.
6507 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
6509 (vect_update_inits_of_dr): Renamed to
6510 vect_update_init_of_dr.
6511 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
6512 (vectorizable_store): Fix assertion to use == instead of =.
6514 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
6516 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
6517 call_used_regs for wCG registers.
6519 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
6521 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
6522 for non-offsettable memory references to cope with outstanding reload
6523 replacements, take 2.
6525 2005-03-15 Uros Bizjak <uros@kss-loka.si>
6528 * config/i386/i386.h (x86_fisttp): New.
6529 (TARGET_FISTTP): New macro.
6530 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
6531 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
6532 instruction when fisttp flag is set.
6533 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
6535 * config/i386/i386.md (type attribute): Add fisttp.
6536 (unit attribute): Set to i387 for fisttp type.
6537 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
6538 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
6540 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
6541 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
6543 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
6544 patterns for TARGET_FISTTP. Enable patterns for
6545 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
6546 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
6547 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
6548 implement fisttp x87 insn.
6549 (fix_trunc*_i387_fisttp splitters): New patterns.
6550 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
6551 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
6552 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
6554 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
6555 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
6556 Implement using mode macros. Disable patterns for TARGET_FISTTP.
6557 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
6558 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
6559 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
6560 Disable patterns for TARGET_FISTTP.
6561 (fix_trunc*_i387 splitters): Implement usign mode macros.
6562 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
6563 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
6564 (fix_trunx*_sse peephole2s): Implement using mode macros.
6566 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
6568 PR rtl-optimization/20291
6569 * combine.c (try_combine): If splitting fails, re-try with
6570 original combined pattern, i.e. before clobber stripping.
6572 2005-03-14 Eric Christopher <echristo@redhat.com>
6574 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
6575 STACK_GROWS_DOWNWARD.
6577 2005-03-14 Roger Sayle <roger@eyesopen.com>
6579 * real.h (struct real_format): Split the signbit field into two
6580 two fields, signbit_ro and signbit_rw.
6581 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
6582 mips_double_format, ieee_extended_motorola_format,
6583 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
6584 ieee_extended_intel_128_format, ibm_extended_format,
6585 mips_extended_format, ieee_quad_format, mips_quad_format,
6586 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
6587 i370_double_format, c4x_single_format, c4x_extended_format,
6588 real_internal_format): Update initializers for new field.
6589 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
6590 real_format structure.
6591 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
6592 field of the real_format structure.
6594 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
6596 Fix PR tree-optimization/20458
6598 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
6599 DECL_EXTERNAL on STRUCT_FIELD tags.
6600 (clear_call_clobbered): Ditto.
6601 * tree-ssa-operands.c (note_addressable): Make sure the original
6602 variable doesn't slip into the addressable list if we have
6604 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
6607 2005-03-14 Geoffrey Keating <geoffk@apple.com>
6609 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
6610 (-fwide-exec-charset): Likewise.
6611 (-finput-charset): Likewise.
6612 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
6613 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
6614 * c.opt (Wnormalized): New.
6616 2005-03-14 Devang Patel <dpatel@apple.com>
6618 * doc/invoke.texi: Add reference to Visibility document.
6620 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6622 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
6623 MASK_SPLIT_ADDRESSES.
6624 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
6625 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
6626 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
6627 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
6628 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
6629 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
6630 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
6631 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
6632 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
6633 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
6634 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
6635 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
6636 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
6637 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
6638 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
6639 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
6640 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
6641 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
6642 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
6643 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
6644 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
6645 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
6646 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
6647 (TARGET_EXPLICIT_RELOCS): Delete.
6648 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
6649 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
6650 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
6651 (override_options): Set MASK_LONG64 if -mint64 is given and no
6652 -mlongXX option is. Complain about -mint64 -mlong32.
6653 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
6654 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
6655 * config/mips/mips.opt: New file.
6657 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
6659 * config.gcc (extra_options): New variable for listing option files.
6660 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
6661 * configure.ac (extra_opt_files): New AC_SUBST variable.
6662 (tm_file_list, tm_include_list): Include options.h first.
6663 * configure: Regenerate.
6664 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
6665 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
6666 (s-options-h): New rule.
6667 (options.h): Depend on it.
6668 (TEXI_GCCINT_FILES): Add options.texi.
6669 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
6670 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
6671 * target.h (gcc_target): Add default_target_flags and handle_option.
6672 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
6673 (TARGET_HANDLE_OPTION): New macros.
6674 (TARGET_INITIALIZER): Include them.
6675 * opt-functions.awk (opt_args, nth_arg): New functions.
6676 (switch_flags): Handle the "Target" flag.
6678 (var_name): Use opt_args and nth_arg.
6679 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
6680 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
6681 macros for the "Mask" and "InverseMask" options.
6682 * opts.h (cl_var_cond): New enum.
6683 (cl_option): Replace the "has_set_value" and "set_value" fields with
6684 "var_cond" and "var_value".
6685 (CL_TARGET): New macro.
6686 (option_enabled, print_filtered_help): Declare.
6687 (decode_options): Move definition.
6688 * opts.c (handle_option): Search for the original option before
6689 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
6690 var_cond and var_value fields. Use targetm.handle_option to handle
6692 (decode_options): Set target_flags to targetm.default_target_flags.
6693 (print_filtered_help): Make global. Handle CL_TARGET.
6694 (option_enabled): New function.
6695 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
6696 (display_target_options, set_target_switch, print_switch_values)
6697 (default_pch_valid_p): Guard uses of target_switches with
6698 #ifdef TARGET_SWITCHES. Also...
6699 (display_target_options): Display the CL_TARGET entries in cl_options.
6700 (set_target_option): Don't complain about the "" option when
6701 TARGET_SWITCHES is undefined.
6702 (print_switch_values): Use option_enabled.
6703 (default_pch_valid_p): Check cl_options[] when looking for something
6704 that has changed the value of target_flags.
6705 * c.opt: Remove documentation from top of file.
6706 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
6707 * doc/sourecebuild.texi: Refer to the new options documentation
6708 instead of c.opt. Document machine-specific .opt files.
6709 * doc/tm.texi (target_flags): Say that this variable is declared
6711 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
6712 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
6714 * doc/options.texi: New file.
6716 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6719 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
6722 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
6725 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
6726 temporary variable of pointer type if an lvalues is required.
6727 (gimplify_modify_expr_rhs): Request an rvalue from it.
6728 (gimplify_expr): Pass fallback on.
6730 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6732 * cfgbuild.c: Update comments.
6734 2005-03-14 Roger Sayle <roger@eyesopen.com>
6736 PR rtl-optimization/17236
6737 * optabs.c (expand_doubleword_mult): New helper function split out
6738 from expand_binop. Permute the order in which instructions are
6739 emitted to minimize the number of simultaneously live registers.
6740 (expand_binop): Call expand_doubleword_mult to synthesize a double
6741 word multiplication.
6743 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6745 * basic-block.h: Update the prototypes of cached_make_edge and
6747 * cfg.c (cached_make_edge): Take edge_cache representing one
6748 row of the adjacency matrix of edges.
6749 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
6750 (make_edges): Initialize edge_cache to represent one row of
6751 the adjacency matrix of edges.
6753 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6755 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
6757 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
6758 Remove unused removed_phis variable.
6759 (conditional_replacement): Use build1/build2.
6760 (abs_replacement): Use last_and_only_stmt and build1/build2.
6762 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6764 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
6765 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
6766 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
6767 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
6768 * c-common.c (handle_novops_attribute): New function.
6769 (c_common_attribute_table): Add "no vops" entry.
6770 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
6771 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
6772 * tree-ssa-operands.c (get_call_expr_operands): Do not
6773 create virtual operands for calls with ECF_NOVOPS flag.
6774 * tree.h (DECL_IS_NOVOPS): New macro.
6775 (struct tree_decl): Add novops_flag.
6776 (ECF_NOVOPS): New constant.
6778 2005-03-14 Uros Bizjak <uros@kss-loka.si>
6781 * config/i386/i386.c (x86_use_himode_fiop): New.
6782 (x86_use_simode_fiop): Rename from x86_use_fiop.
6783 * config/i386/i386.h (x86_use_himode_fiop): Declare.
6784 (TARGET_USE_HIMODE_FIOP): New.
6785 (x86_use_simode_fiop): Rename from x86_use_fiop.
6786 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
6788 * config/i386/i386.md (X87MODEI12): New mode macro define.
6789 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
6790 to implement x87 FP compare with HImode input operands.
6791 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
6792 Use X87MODEI12 mode macro to handle HImode input operands.
6793 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
6794 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
6795 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
6796 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
6797 macro to implement x87 operators with HImode input operands.
6798 (fop splitters): Use X87MODEI12 mode macro to handle HImode
6801 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6803 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
6805 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
6806 constants invariant.
6808 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
6810 * basic-block.h (BB_VISITED): Removed.
6811 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
6813 2005-03-14 Falk Hueffner <falk@debian.org>
6816 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
6818 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6820 * ggc-zone.c: Fix comment typos.
6822 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
6823 stringpool.c, config/mips/mips-protos.h: Update copyright.
6825 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6827 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
6828 throughout with its typedef, "rtx".
6829 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
6830 (rs6000_tls_symbol_ref_1): Remove inline keyword.
6831 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
6832 regs in comment to match code.
6834 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
6836 * except.c (check_handled): Make it static.
6837 * except.h: Remove the corresponding prototype.
6839 * function.c (get_func_frame_size): Make it static.
6840 * function.h: Remove the corresponding type.
6842 * regclass.c (reg_class_superclasses, reg_class_subclasses):
6844 * hard-reg-set.h: Remove the corresponding declarations.
6846 * tree-cfg.c (verify_stmts): Check that
6847 bb_for_stmt (stmt) == bb for every PHI node and statement.
6849 2005-03-14 Alan Modra <amodra@bigpond.net.au>
6851 * config.gcc: Remove excess indentation.
6852 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
6854 2005-03-13 Roger Sayle <roger@eyesopen.com>
6857 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
6858 * fold-const.c (fold_sign_changed_comparison): Likewise.
6859 (fold_binary): Optimize comparisons against widened operands if
6860 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
6862 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
6864 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
6865 (sparc_override_options): Initialize it.
6866 (sparc_struct_value_rtx): Set it on the MEM to be returned.
6868 2005-03-13 David Edelsohn <edelsohn@gnu.org>
6870 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
6871 (reg_or_none500mem_operand): New predicate.
6872 (zero_reg_mem_operand): New predicate.
6873 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
6874 to reg_or_none500mem_operand.
6875 (extendsfdf2_fpr): Add MEM alternative.
6876 (extenddftf2_internal): Change operand2 predicate to
6877 zero_reg_mem_operand.
6879 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6881 * ggc-zone.c: Rewritten.
6883 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
6885 * configure.ac: Define GGC_ZONE for --with-gc=zone.
6886 * config.in: Regenerated.
6887 * configure: Regenerated.
6888 * gengtype.c (write_types_process_field, write_func_for_structure):
6889 Pass new argument to gt_pch_note_object.
6890 * ggc-common.c (struct ptr_data): Add TYPE.
6891 (gt_pch_note_object): Take TYPE argument and save it.
6892 (call_count): Update call to ggc_pch_count_object.
6893 (call_alloc): Update call to ggc_pch_alloc_object.
6894 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
6896 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
6897 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
6898 (ggc_alloc_zone_stat): Delete.
6899 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
6900 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
6901 (ggc_pch_alloc_object): Update prototypes.
6902 (garbage_zone): Delete.
6903 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
6904 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
6906 (tree_id_zone): New variable.
6907 (ggc_alloc_cleared_zone): Remove unused.
6908 (ggc_alloc_zone): Define.
6909 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
6910 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
6911 ggc_alloc_zone_stat.
6912 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
6913 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
6914 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
6915 (make_node_stat): Likewise. Use tree_id_zone.
6917 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6918 Joseph S. Myers <joseph@codesourcery.com>
6920 * configure.ac: Check for MIPS TLS.
6921 * configure: Regenerated.
6922 * config/mips/mips-protos.h (enum mips_symbol_type): Add
6923 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
6924 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
6925 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
6926 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
6927 (mips_classify_symbol, mips_symbolic_constant_p)
6928 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
6929 (mips_tls_operand_p, mips_call_tls_get_addr)
6930 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
6931 (mips_tls_symbol_ref_1): New functions.
6932 (mips_legitimize_address, mips_legitimize_const_move): Call
6933 mips_legitimize_tls_address.
6934 (override_options): Handle V1_REG and TLS symbols. Disable TLS
6936 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
6937 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
6938 (mips_char_to_class): Document V1_REG.
6939 (HAVE_AS_TLS): Provide default.
6940 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
6942 (load_got<mode>): Renamed from *load_got<mode>. Allow when
6944 (tls_get_tp_<mode>): New instruction.
6946 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6948 * configure.ac: Update checks for target tools.
6949 * configure: Regenerated.
6951 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
6953 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
6955 2005-03-13 Roger Sayle <roger@eyesopen.com>
6957 * expmed.c (expand_mult): Use synthetic multiplication sequences for
6958 more classes of DImode multiplication by constant. Allow both
6959 multiplication by small negative constants (by performing a
6960 multiplication by a positive constant and negating the result) and
6961 multiplications by large powers of two, by using a left shift.
6963 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
6965 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
6966 of basic blocks into work_stack.
6968 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
6969 config/mips/vr.h: Update copyright.
6971 * c-decl.c (c_init_decl_processing): Remove useless calls to
6972 build_function_type.
6974 * builtins.c (fold_trunc_transparent_mathfn,
6975 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
6976 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
6977 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
6978 fold_builtin_strcpy, fold_builtin_strncpy,
6979 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
6982 * builtins.c (expand_builtin_mathfn_3): Remove local variable
6985 * lambda-code.c (lambda_compute_auxillary_space): Remove local
6986 variable determinant.
6988 * tree-cfg.c (group_case_labels): Remove local variable type.
6990 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
6993 * tree-ssa-phiopt.c (value_replacement): Remove local variable
6996 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
6999 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
7000 (*movmemqi_insn): Delete.
7001 (*movmemhi): Delete.
7003 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
7005 * builtins.c (fold_builtin_classify): Take decomposed
7006 arguments of CALL_EXPR.
7007 (fold_builtin_1): Update a call to fold_builtin_classify.
7009 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
7012 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
7013 through into call to parser_xref_tag after parse error.
7014 (c_parser_struct_declaration): Consistently return NULL_TREE on
7017 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
7019 * tree-flow-inline.h (ref_contains_array_ref): New function.
7020 (lookup_subvars_for_var): Ditto.
7021 (get_subvars_for_var): Ditto.
7022 (var_can_have_subvars): Ditto.
7024 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
7025 (struct subvar): New type.
7027 * tree-dfa.c (okay_component_ref_for_subvars): New function.
7029 * tree-optimize.c (init_tree_optimization_passes): Call
7030 pass_create_structure_vars.
7032 * tree-ssa-alias.c: Include vec.h.
7033 (init_alias_info): Don't auto-clear call clobbered on struct-field
7035 (compute_flow_insensitive_aliasing): Handle subvars.
7036 (group_aliases): Handle STRUCT_FIELD aliases.
7037 (setup_pointers_and_addressables): Ditto.
7038 Don't mark variables non-addressable if they still have
7039 addressable subvars.
7040 Also mark subvars addressable when the real variable is marked
7042 (add_pointed_to_var): Try to prune the pointed-to set by only
7043 pointing to subvars when possible.
7044 Otherwise, make sure we set addresses_needed and pt_vars to
7045 properly include subvars.
7046 (bitpos_of_field): New function.
7047 (push_fields_onto_fieldstack): Ditto.
7048 (get_or_create_used_part_for): Ditto.
7049 (create_overlap_variables_for): Ditto.
7050 (find_used_portions): Ditto.
7051 (create_structure_vars): Ditto.
7052 (pass_create_structure_vars): New structure.
7054 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
7055 (get_expr_operands): Handle subvars. Also try to turn
7056 COMPONENT_REF accesses into must-defs now that we can accurately
7058 (note_addressable): Try to only mark as addressable those subvars
7059 we know a COMPONENT_REF touches.
7060 (overlap_subvar): New function.
7062 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
7063 Handle subvar storing.
7064 (vect_address_analysis): Update caller of vect_object_analysis.
7066 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
7068 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
7069 (STMT_VINFO_SUBVARS): New macro.
7071 * common.opts: add flag_tree_salias.
7073 * opts.c (decode_options): flag_tree_salias defaults to on.
7075 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
7077 * doc/tree-ssa.texi: Document structural alias analysis.
7079 2005-03-12 Steven Bosscher <stevenb@suse.de>
7081 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
7082 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
7083 * tree-ssa-operands.c (get_expr_operands): Likewise.
7084 (get_expr_operands): Likewise for ERROR_MARK.
7086 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7088 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
7091 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
7094 * tree-ssa-pre.c (compute_avail): Remove local variable val.
7095 (mark_operand_necessary): Remove local variable ver.
7097 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
7098 variable prefix_len.
7100 * value-prof.c (mod_subtract_transform): Remove local variable
7103 * builtins.c (fold_builtin_exponent): Take decomposed
7104 arguments of CALL_EXPR.
7105 (fold_builtin_1): Update a call to fold_builtin_exponent.
7107 * builtins.c (fold_builtin_logarithm): Take decomposed
7108 arguments of CALL_EXPR.
7109 (fold_builtin_1): Update a call to fold_builtin_logarithm.
7111 * c-decl.c (c_init_decl_processing): Remove local variables
7112 ptr_ftype_void and ptr_ftype_ptr.
7114 * gimplify.c (gimplify_expr): Remove local variables r0 and
7117 * reg-stack.c (move_for_stack_reg): Remove local variable
7119 (compare_for_stack_reg): Remove local variable flags_user.
7120 (convert_regs_1): Remove local variable deleted.
7122 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
7124 (combine_blocks): Remove local variables exits and new_e.
7126 * tree-inline.c (expand_call_inline): Remove local variable
7129 * tree-ssa-live.c (create_ssa_var_map,
7130 calculate_live_on_entry): Remove local variable snn.
7132 2005-03-12 Geoffrey Keating <geoffk@apple.com>
7134 * c-lex.c (c_lex_with_flags): Add parameter to call to
7137 2005-03-11 Per Bothner <per@bothner.com>
7139 * c-tree.h (struct c_declarator): New id_loc field.
7140 * c-pragma.h (c_lex_with_flags): Take position reference.
7141 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
7142 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
7143 (c_lex): Pass dummy location to c_lex_with_flags.
7144 * c-parser.c (c_lex_one_token): Set c_token's location using
7145 c_lex_with_flags, instead of input_location, which might be "ahead".
7146 (c_parser_direct_declarator): Set declarator's id_loc from
7148 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
7149 declarator's id_loc, rather than probably-imprecise input_location.
7150 (build_id_declarator): Initialize c_declarator's id_loc field.
7152 2005-03-11 Roger Sayle <roger@eyesopen.com>
7155 * builtins.c (expand_builtin_signbit): Force the signbit's word
7156 into an integer register to avoid SUBREGs of floating point modes.
7158 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
7160 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
7161 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
7162 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
7163 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
7165 2005-03-11 David Edelsohn <edelsohn@gnu.org>
7167 PR rtl-optimization/20306
7168 * expr.c (emit_move_complex): Set try_int false if mode is
7169 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
7170 emit_block_move if try_int is true.
7172 2005-03-11 Richard Henderson <rth@redhat.com>
7175 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
7176 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
7179 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7181 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
7182 (TARGET_FIX_VR4130): New macro.
7183 (TARGET_OPTIONS): Add -mfix-vr4130.
7184 (ISA_HAS_MACCHI): New macro.
7185 (ASM_SPEC): Add -mfix-vr4130.
7186 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
7187 (override_options): Handle mips_fix_vr4130_string.
7188 (mips_avoid_hazards): Clear all_noreorder_p
7189 if we're working around VR4130 errata and the macc alternatives
7191 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
7192 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
7193 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
7194 (MULTILIB_DEFAULTS): Remove leading "march=".
7195 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
7196 if no architecture option is given.
7197 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
7199 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
7200 * doc/invoke.texi: Document -mfix-vr4130.
7202 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
7204 * config/mips/mips.c (override_options): Only warn about -mint64
7205 deprecation if TARGET_INT64.
7207 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7209 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
7210 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
7211 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
7212 are non-specific regarding the nonnull parameter positions.
7213 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
7214 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
7215 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
7216 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
7218 * builtins.def: Use the non-specific "nonnull" attibute lists.
7220 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7222 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7223 single_pred_edge, single_succ, single_pred): Improve comments.
7225 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
7227 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
7228 single_pred_edge, single_succ, single_pred): New inline functions.
7229 * bb-reorder.c (rotate_loop, find_traces_1_round,
7230 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
7231 duplicate_computed_gotos): Use the single_succ/pred functions.
7232 * cfganal.c (forwarder_block_p): Ditto.
7233 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
7234 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
7235 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
7236 merge_seq_blocks): Ditto.
7237 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
7238 * cfglayout.c (fixup_reorder_chain): Ditto.
7239 * cfgloop.c (mark_single_exit_loops, update_latch_info,
7240 canonicalize_loop_headers, verify_loop_structure): Ditto.
7241 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
7242 mfb_update_loops, create_preheader, force_single_succ_latches,
7243 create_loop_notes): Ditto.
7244 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
7245 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
7246 commit_one_edge_insertion, purge_dead_edges,
7247 cfg_layout_can_merge_blocks_p): Ditto.
7248 * except.c (sjlj_emit_function_enter): Ditto.
7249 * flow.c (init_propagate_block_info): Ditto.
7250 * function.c (thread_prologue_and_epilogue_insns): Ditto.
7251 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
7252 insert_insn_end_bb): Ditto.
7253 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
7254 find_if_case_2): Ditto.
7255 * lambda-code.c (perfect_nestify): Ditto.
7256 * lcm.c (optimize_mode_switching): Ditto.
7257 * loop-doloop.c (doloop_modify): Ditto.
7258 * loop-init.c (loop_optimizer_init): Ditto.
7259 * loop-iv.c (simplify_using_initial_values): Ditto.
7260 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
7261 * loop-unswitch.c (unswitch_loop): Ditto.
7262 * modulo-sched.c (generate_prolog_epilog): Ditto.
7263 * predict.c (combine_predictions_for_insn, estimate_probability,
7264 tree_estimate_probability, last_basic_block_p,
7265 estimate_bb_frequencies): Ditto.
7266 * profile.c (branch_prob): Ditto.
7267 * regrename.c (copyprop_hardreg_forward): Ditto.
7268 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
7269 * tracer.c (layout_superblocks): Ditto.
7270 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
7271 cfg_remove_useless_stmts_bb, cleanup_control_flow,
7272 cleanup_control_expr_graph, disband_implicit_edges,
7273 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
7274 tree_verify_flow_info, tree_make_forwarder_block,
7275 tree_forwarder_block_p, remove_forwarder_block,
7276 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
7277 * tree-if-conv.c (tree_if_conversion): Ditto.
7278 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
7279 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
7280 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
7281 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
7282 copy_loop_headers): Ditto.
7283 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
7284 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
7285 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
7286 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
7287 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
7288 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
7289 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
7290 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
7291 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
7292 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
7293 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
7294 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
7295 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
7296 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
7297 slpeel_add_loop_guard): Ditto.
7299 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
7301 PR tree-optimization/15784
7302 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
7305 * stmt.c (expand_case): Don't change index_type. Convert minval
7308 PR tree-optimization/20130
7309 * fold-const.c (fold): Fold x * -1 into -x.
7311 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
7313 PR rtl-optimization/20331
7314 * rtlanal.c (modified_between_p): Check its address first for MEM.
7315 (modified_in_p): Likewise.
7317 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
7319 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
7321 2005-03-10 Steven Bosscher <stevenb@suse.de>
7323 * expr.c (expand_expr_real_1): If possible, use a conditional
7324 move for expanding MIN_EXPR and MAX_EXPR.
7325 Use temp for moving around rtx-en.
7327 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
7330 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
7333 2005-03-10 Roger Sayle <roger@eyesopen.com>
7335 * builtins.c (expand_builtin_signbit): Extend to handle floating
7336 point modes wider than the largest integer type, using the
7337 operand_subword_force function to obtain the signbit's word.
7339 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7342 * combine.c (try_combine): If recog_for_combine added CLOBBERs
7343 to NEWI2PAT, fail to combine if they are used by NEWPAT.
7345 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
7347 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
7349 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
7351 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
7353 (perform_edge_inserts): Unconditionally call
7354 free_dominator_info.
7356 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
7358 2005-03-10 Bob Wilson <bob.wilson@acm.org>
7360 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
7362 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
7364 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
7366 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
7368 (rtl_register_value_prof_hooks,
7369 tree_value_profile_transformations,
7370 tree_register_value_prof_hooks): Likewise.
7371 * var-tracking.c (stack_adjust_offset_pre_post,
7372 variable_htab_free, variable_union, dataflow_set_different_2,
7373 count_uses, variable_was_changed, set_frame_base_location,
7374 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
7375 vt_add_function_parameters): Likewise.
7376 * varasm.c (named_section_real, named_section, make_decl_rtl,
7377 asm_emit_uninitialised, assemble_integer, decode_addr_const,
7378 const_hash_1, compare_constant, copy_constant, force_const_mem,
7379 output_constant_pool_2, output_constant_pool_1, output_constant,
7380 output_constructor, make_decl_one_only, decl_tls_model,
7381 default_no_named_section, default_elf_select_section_1,
7382 default_unique_section_1): Likewise.
7383 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
7384 * vmsdbgout.c (addr_const_to_string): Likewise.
7387 * function.c (struct assign_parm_data_one): Remove last_named
7389 (assign_parm_find_data_types): Don't determine last_named.
7390 Reorder named_parm determination.
7391 (assign_parms): Only setup varargs on the last non-varadic
7394 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
7396 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
7397 sda base address on medium model.
7399 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
7401 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
7402 * cfgloop.c (flow_loop_nodes_find): Export.
7403 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
7405 * cfgloopmanip.c (fix_loop_structure): New function.
7406 * predict.c (predict_loops): Clean up the loops information.
7407 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
7408 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
7410 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
7411 (rewrite_into_loop_closed_ssa): Declaration changed.
7412 * tree-loop-linear.c (linear_transform_loops): Add argument to
7413 rewrite_into_loop_closed_ssa call.
7414 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7415 * tree-ssa-loop-im.c (move_computations): Ditto.
7416 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
7417 * tree-vectorizer.c (vectorize_loops): Ditto.
7418 * tree-optimize.c: Include cfgloop.h.
7419 (execute_todo): Choose whether to call cleanup_tree_cfg or
7420 cleanup_tree_cfg_loop.
7421 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
7422 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
7423 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
7424 cleanup_tree_cfg_loop call.
7425 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
7426 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
7427 work on part of cfg.
7429 2005-03-10 Jakub Jelinek <jakub@redhat.com>
7432 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
7433 with multiple alternatives.
7435 * stmt.c (parse_output_constraint): Fix a typo.
7437 2005-03-09 Bob Wilson <bob.wilson@acm.org>
7439 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
7440 assembly directive instead of deprecated "no-generics".
7442 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
7444 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
7445 for non-offsettable memory references to cope with outstanding reload
7447 * config/s390/s390.md ("reload_outti"): Call find_replacement to
7448 avoid losing outstanding address reloads.
7449 ("reload_outdi", "reload_outdf"): Likewise.
7451 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7453 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
7454 code. Add more cbrt transformations.
7456 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7458 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
7460 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7462 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
7463 NULL_TREE when a given tree is not simplified.
7464 (fold): Return the original tree when any of the functions
7465 mentioned above NULL_TREE.
7467 * fold-const.c (fold_unary, fold_binary): Take decomposed
7468 arguments, code, type, op0, and op1 in case of fold_binary.
7469 (fold): Update calls to fold_unary and fold_binary.
7471 2005-03-09 Roger Sayle <roger@eyesopen.com>
7473 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
7474 a fndecl and an arglist instead of a CALL_EXPR, exp.
7476 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
7478 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
7480 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
7482 * expr.c (expand_assignment): Remove orig_to_rtx.
7484 * fold-const.c (int_const_binop): Remove no_overflow.
7486 * ifcvt.c (noce_emit_move_insn): Remove inmode.
7488 * loop-iv.c (get_biv_step_1): Remove lhs.
7490 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
7492 * real.c (real_nan): Remove neg.
7494 * function.c (thread_prologue_and_epilogue_insns): Remove i
7497 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
7500 * tree-eh.c (tree_could_trap_p): Remove idx.
7502 * tree-into-ssa.c (ann): Remove ann.
7504 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
7506 * tree-sra.c (decide_block_copy): Remove inst_count.
7508 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
7510 * tree-ssa-loop-im.c (lhs): Remove.
7512 * cfgbuild.c (state, STATE, SET_STATE,
7513 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
7515 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
7516 (find_basic_blocks): Set the state of each basic block to
7519 2005-03-08 Jeff Law <law@redhat.com>
7521 * tree-cfg.c (cleanup_control_flow): If removal of a computed
7522 goto results in the removal of edges in the CFG, then we need
7523 to recompute dominators.
7525 2005-03-09 Ben Elliston <bje@au.ibm.com>
7527 * c-common.c (c_do_switch_warnings): Comment fix.
7529 2005-03-08 Julian Brown <julian@codesourcery.com>
7531 * Patch from 2005-03-08 reverted for causing regressions and
7532 ppc-darwin bootstrap failure.
7534 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
7536 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
7537 Define the real function for ppc-darwin.
7538 * c-typeck.c (convert_arguments): Check for target-specific
7539 invalid argument call to unprototyped function.
7540 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
7542 * target.h (invalid_arg_for_unprototyped_fn): New field
7544 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
7545 default target hook.
7546 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
7549 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7551 * c-typeck.c (constructor_stack, constructor_range_stack,
7552 initializer_stack): Make them static.
7554 * cfg.c (rbi_pool): Make it static.
7556 * gimple-low.c (lower_stmt_body): Make it static.
7557 * tree-flow.h: Remove the corresponding prototype. Don't
7560 * sched-deps.c (cache_size): Make it static.
7562 * stor-layout.c (lang_adjust_rli): Make it static.
7564 2005-03-08 Julian Brown <julian@codesourcery.com>
7566 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
7567 from being used for symbols with vague linkage when
7568 HAVE_GAS_COMDAT_GROUP is true.
7570 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
7572 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
7573 nlabel == JUMP_LABEL (jump).
7575 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7577 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
7578 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
7579 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
7580 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
7582 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
7585 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
7586 * c-common.c (handle_returns_twice): New function.
7587 (c_common_attribute_table): Declare eturns_twice' attribute.
7588 * doc/extend.texi: Document eturns_twice' attribute.
7589 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
7590 (struct tree_decl): Add returns_twice_flag.
7592 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7594 * tree-ssa-phiopt.c: Fix a comment typo.
7596 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
7597 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
7598 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
7601 2005-03-08 Richard Henderson <rth@redhat.com>
7603 * config/alpha/alpha.c (code_for_builtin): Replace special-case
7604 builtin codes with ctzdi2, clzdi2, popcountdi2.
7605 (struct alpha_builtin_def): Add is_const.
7606 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
7607 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
7608 (alpha_init_builtins): Init them. Set nothrow and const attributes
7610 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
7611 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
7612 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
7613 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
7614 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
7615 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
7616 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
7617 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
7618 (TARGET_FOLD_BUILTIN): New.
7619 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
7620 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
7622 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
7624 2005-03-08 Ira Rosen <irar@il.ibm.com>
7626 PR tree-optimization/20122
7627 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
7628 condition of access function instead of base.
7630 2005-03-07 Jeff Law <law@redhat.com>
7631 Steven Bosscher <stevenb@suse.de>
7633 * tree-cfg.c (find_taken_edge_computed_goto): New function.
7634 (find_taken_edge): Call find_taken_edge_computed_goto as
7635 appropriate. Allow any gimple invariant rather than just
7636 INTEGER_CST for VAL.
7637 (cleanup_control_flow): Cleanup a computed goto which has turned
7639 (tree_merge_blocks): If block B has any forced labels, move
7640 them to the start of block A.
7641 * tree-ssa-dom.c (thread_across_edge): Allow threading across
7642 computed gotos as well.
7643 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
7644 removal of unnecessary computed gotos too.
7645 (lookup_redirection_data): Fix type of INSERT argument. Callers
7648 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
7650 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
7651 Remove trailing spaces.
7653 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
7654 unshare_all_trees): Make them static.
7655 * tree-gimple.h: Remove the corresponding prototypes.
7657 * diagnostic.h: Remove unused prototype
7658 debug_output_buffer.
7659 * modulo-sched.c: Remove unused prototype
7660 set_row_column_for_ps.
7662 * tree-ssa-phiopt.c (tree_ssa_phiopt,
7663 replace_phi_edge_with_variable): Remove unused variable i.
7665 2005-03-07 Per Bothner <per@bothner.com>
7667 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
7669 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
7672 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
7673 bbs on the COND_EXPR instead of the PHI_NODEs.
7674 (candidate_bb_for_phi_optimization): Remove.
7675 (replace_phi_with_stmt): Rename to ...
7676 (replace_phi_edge_with_variable): this and change so that we
7677 replace the phi argument instead of removing the PHI.
7678 (conditional_replacement): Change so we deal with PHI with more
7680 (value_replacement): Likewise.
7681 (abs_replacement): Likewise.
7683 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
7685 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
7686 output_e500_flip_gt_bit.
7688 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
7690 (rs6000_generate_compare): Fix logic to look at the correct bits.
7691 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
7693 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
7694 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
7695 gen_move_from_CR_gt_bit.
7697 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
7698 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
7699 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
7701 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
7702 (E500_CR_IOR_COMPARE): New constant.
7704 2005-03-08 Earl Chew <earl_chew@agilent.com>
7705 David Billinghurst <David.Billinghurst@riotinto.com>
7707 * config/i386/host-cygwin.c: New file to support precompiled
7709 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
7710 * config.host: Use above files for cygwin host.
7712 2005-03-07 David Edelsohn <edelsohn@gnu.org>
7714 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
7715 ordering ops from earlier change.
7717 2005-03-07 Per Bothner <per@bothner.com>
7719 Various fixes to allow us to again build if --enable-mapped-location:
7720 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
7721 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
7722 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
7723 local variable loc. Change logic appropriately.
7724 * tree-vect-transform.c (vect_finish_stmt_generation): Use
7725 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
7726 * c-parser.c (c_parser_for_statement): Initialize loc variable.
7727 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
7728 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
7730 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
7732 PR rtl-optimization/19683
7733 * reload1.c (choose_reload_regs): Pass the number of bits, not the
7734 number of bytes, to smallest_int_for_mode. Fix arguments to
7735 REG_CANNOT_CHANGE_MODE_P.
7737 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7739 * reorg.c (relax_delay_slots): Check that the jump is
7740 conditional before trying to invert it.
7742 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7744 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
7747 * calls (stack_arg_under_construction): Make it static.
7749 * flow.c (regs_live_at_setjmp): Make it static.
7750 * flow.h: Remove the corresponding prototype.
7752 * reload1.c (reload_startobj, reload_firstobj,
7753 something_needs_operands_changed, reload_inherited,
7754 reload_inheritance_insn, reload_override_in,
7755 reload_spill_index): Make them static.
7757 * recog.c (verify_changes): Make it static.
7758 * recog.h: Remove the corresponding prototype.
7760 * cfgbuild.c (find_sub_basic_blocks): Remove.
7761 * basic-block.h: Remove the corresponding prototype.
7762 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
7764 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
7766 * tree-ssa-operands.c (check_build_stmt): Remove.
7768 * stor-layout.c (set_alignment): Remove.
7769 * tree.h: Remove the corresponding prototype.
7771 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
7773 * tree-ssa-dce.c (control_dependence_map,
7774 visited_control_parents): Make them static.
7776 * cfghooks.c (verify_flow_info): Remove local variable
7779 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
7782 * loop-unswitch.c (unswitch_loop): Remove local variable src.
7784 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
7786 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
7788 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
7790 * config/ia64/hpux.h (LINK_SPEC): Add -z.
7791 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
7792 PARALLEL for an empty structure.
7794 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
7796 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
7798 * fold-const.c (fold_binary): Unroll the very first "for"
7801 2005-03-06 David Edelsohn <edelsohn@gnu.org>
7803 * config/rs6000/predicates.md (branch_comparison_operator): Remove
7804 redundant match_code test.
7805 (scc_comparison_operator): Swap match_operand and match_code
7807 (branch_positive_comparison_operator): Same.
7808 (trap_comparison_operator): Use comparison_operator and swap with
7811 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
7814 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
7815 (out_movhi_r_mr): Read low byte of volatile MEM first.
7816 (out_movhi_mr_r): Write high byte of volatile MEM first.
7818 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7820 * cselib.c (reg_values, reg_values_size): Make them static.
7822 * cse.c (cse_reg_info_table): Make it static.
7824 * fold-const.c (fold_unary): Use build1 instead of copy_node.
7826 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
7828 * cse.c (find_best_addr): Use canon_for_address.
7830 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7832 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
7833 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
7834 SUBREG and MEM, respectively.
7836 * fold-const.c (fold_binary): Use code instead of t.
7838 * fold-const.c (optimize_minmax_comparison): Take decomposed
7839 arguments code, type, op0, and op1 instead of t.
7840 (fold_binary): Update a call to optimize_minmax_comparison.
7842 * fold-const.c (fold_range_test): Take decomposed arguments
7843 code, type, op0, and op1 instead of t.
7844 (fold_binary): Update a call to fold_range_test.
7846 * fold-const.c (fold_binary_op_with_conditional_arg): Take
7847 decomposed arguments code, type, op0, and op1 instead of t.
7848 (fold_binary): Update a call to fold_range_test.
7850 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
7852 * fold-const.c (fold_binary): Avoid directly using the original
7853 expression t as much as possible.
7855 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7857 * c-semantics.c (build_stmt): Use TYPE_P instead of
7858 IS_NON_TYPE_CODE_CLASS.
7859 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
7860 (NON_TYPE_CHECK): Use TYPE_P instead of
7861 IS_NON_TYPE_CODE_CLASS.
7863 * fold-const.c (fold): Remove handling of binary expressions.
7865 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
7867 * doc/c-tree.texi: Wrap comments in @r{}.
7868 * doc/cpp.texi: Likewise.
7869 * doc/cppinternals.texi: Likewise.
7870 * doc/extend.texi: Likewise.
7871 * doc/md.texi: Likewise.
7872 * doc/objc.texi: Likewise.
7873 * doc/sourcebuild.texi: Likewise.
7874 * doc/tm.texi: Likewise.
7877 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
7879 * predict.c (apply_return_prediction): Standardize PHI chain
7881 * tree-ssa.c (ssa_redirect_edge): Likewise.
7883 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
7884 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
7887 * tree-phinodes.c (remove_phi_node): Drop the last argument.
7888 * tree-flow.h: Adjust the prototype for remove_phi_node.
7889 * lambda-code.c (perfect_nestify): Adjust a call to
7892 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
7893 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
7895 * tree-ssa-dce.c (remove_dead_phis): Likewise.
7896 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
7897 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
7898 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
7900 * combine.c (simplify_and_const_int): Use gen_int_mode instead
7901 of GEN_INT (trunc_int_for_mode (...)).
7902 * loop-iv.c (iv_number_of_iterations): Likewise.
7903 * postreload.c (reload_cse_move2add): Likewise.
7904 * simplify-rtx.c (simplify_const_unary_operation,
7905 simplify_const_binary_operation): Likewise.
7906 * stor-layout.c (get_mode_bounds): Likewise.
7908 * fold-const.c (fold_binary): New.
7909 (fold): Call fold_binary on binary expressions.
7911 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
7913 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
7914 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
7915 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
7916 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
7917 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
7919 2005-03-04 Devang Patel <dpatel@apple.com>
7921 PR tree-optimization/18815
7922 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
7923 loops with zero exit edges.
7925 2005-03-04 Devang Patel <dpatel@apple.com>
7927 * doc/invoke.texi: Remove reference to webpage that does not exist.
7929 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
7930 Joseph S. Myers <joseph@codesourcery.com>
7933 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
7934 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
7935 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
7936 * pa.c (get_plabel): Change argument to symbol_ref. Call
7937 maybe_get_identifier instead of get_identifier.
7938 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
7939 (struct deferred_plabel): Replace name field with symbol field.
7940 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
7941 ASM_OUTPUT_EXTERNAL_REAL is defined.
7942 (output_global_address): Use output_addr_const for output of all
7944 (output_deferred_plabels): Use symbol_ref instead of name for address
7946 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
7947 ASM_OUTPUT_SYMBOL_REF): New macros.
7948 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
7950 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
7953 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
7955 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
7956 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
7958 2005-03-04 Jeff Law <law@redhat.com>
7960 * basic-block.h (rediscover_loops_after_threading): Declare.
7961 * tree-ssa-dom.c: Include cfgloop.h.
7962 (tree_ssa_dominator_optimize): Discover loops and some basic
7963 properties. Remove forwarder blocks recreated by loop header
7964 canonicalization. Also mark backedges in the CFG.
7965 * tree-ssa-threadupdate.c: Include cfgloop.h
7966 (rediscover_loops_after_threading): Define.
7967 (struct local_info): New field, JUMP_THREADED.
7968 (prune_undesirable_thread_requests): New function.
7969 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
7970 then record that fact for the callers of redirct_edges.
7971 (thread_block): If BB has incoming backedges, then call
7972 prune_undesirable_thraed_requests. Note when we are
7973 going to have to rediscover loop information. Return a
7974 boolean indicating if any jumps were threaded.
7975 (thread_through_all_blocks): Bubble up boolean indicating
7976 if any jumps were threaded.
7977 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
7978 (tree-ssa-threadupdate.o): Similarly.
7980 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
7982 * fold-const.c (fold_ternary): Unroll the "for" loop to
7985 2005-03-04 Andrew Haley <aph@redhat.com>
7987 * unwind-dw2-fde-glibc.c (struct
7988 unw_eh_callback_data.check_cache): New field.
7989 (frame_hdr_cache): New.
7990 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
7991 Cache frame header info.
7993 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
7995 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
7996 (print_c_condition): Declare.
7997 * read-rtl.c (ptr_loc): New structure.
7998 (ptr_locs, ptr_loc_obstack, joined_conditions)
7999 (joined_conditions_obstack): New variables.
8000 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
8001 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
8002 (join_c_conditions, print_c_condition): New functions.
8003 (apply_macro_to_string): Associate the new string with the same
8004 source location as the old one.
8005 (add_condition_to_string): Use join_c_conditions.
8006 (read_string): Use set_rtx_ptr_loc to record a filename and line
8007 number for the string.
8008 (read_rtx): Initialize the new variables above.
8009 * genattrtab.c (write_test_expr, write_attr_value): Use
8011 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
8012 comment above the GCC_VERSION check.
8013 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
8014 Inline the definition of MAYBE_EVAL.
8015 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
8016 * genoutput.c (process_template): Likewise.
8017 * genpreds.c (write_predicate_subfunction): Likewise.
8018 (write_predicate_expr): Use print_c_condition.
8019 * genrecog.c (write_cond): Likewise.
8020 * gensupport.c (process_rtx): Use join_c_conditions to join the
8021 conditions of a define_insn_and_split. Record a source location
8022 for the string after the "&&".
8023 (alter_test_for_insn): Use join_c_conditions.
8025 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
8028 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8029 PR tree-optimization/15784
8030 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8033 2005-03-04 Ben Elliston <bje@au.ibm.com>
8035 * gcc.c (option_map): Add --coverage.
8036 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
8037 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
8038 * config/darwin.h: Pass -lgcov for `coverage'.
8039 * doc/invoke.texi (Debugging Options): Document --coverage.
8041 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8043 * gcse.c (bypass_block): Use find_edge wherever possible.
8045 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
8049 * c-opts.c (c_common_parse_file): Call start_source_file
8050 and end_source_file at the approriate times.
8052 * dwarf2out.c (dwarf2out_finish): Don't auto-end
8053 the main file, it will be done for us now.
8055 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
8057 * fold-const.c (fold_ternary): New.
8058 (fold): Call fold_ternary on ternary expressions. Remove
8059 handling of ternary expressions.
8061 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
8063 PR tree-optimization/15784
8064 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
8067 2005-03-03 David Edelsohn <edelsohn@gnu.org>
8069 * config/rs6000/predicates.md (branch_comparison_operator):
8070 Convert from C block to conditional format.
8072 2005-03-03 Jan Hubicka <jh@suse.cz>
8074 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
8075 and non-constant public variables.
8077 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
8079 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
8082 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
8085 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
8086 calls to release_ssa_name and release_phi_node.
8088 * fold-const.c (fold): Remove handling of unary expressions.
8090 * fold-const.c (fold_unary): Avoid directly using the original
8091 expression t as much as possible.
8093 2005-03-03 Roger Sayle <roger@eyesopen.com>
8094 Andrew Pinski <pinskia@physics.uc.edu>
8096 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
8097 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
8099 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
8101 Describe special registers SRP and MOF as allocatable registers.
8102 * config/cris/cris.c (cris_md_asm_clobbers): New function.
8103 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
8104 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
8105 TARGET_HAS_MUL_INSNS.
8106 (cris_print_operand) <case 'd'>: New case.
8107 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
8108 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
8110 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
8111 (REG_ALLOC_ORDER): Update for MOF.
8112 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
8114 (GENERAL_REGS): No longer a define of ALL_REGS.
8115 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
8116 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
8118 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
8119 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
8120 (SECONDARY_RELOAD_CLASS): Define.
8121 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
8122 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
8123 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
8124 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
8125 (REGISTER_MOVE_COST): Define.
8126 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
8127 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
8128 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
8129 (CRIS_MOF_REGNUM): New define_constants.
8130 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
8132 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
8134 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
8135 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
8136 Adjust for MOF being properly described as a register.
8137 (indir_to_reg_split): Name this split. Conditionalize on the
8138 destination register being a general register.
8139 (movei): Conditionalize on on operands 0 and 1 having the same
8142 2005-03-03 Alan Modra <amodra@bigpond.net.au>
8145 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
8146 -mcpu to override any other explicitly given flags.
8148 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
8150 * recog.c (verify_changes, confirm_change_group): New functions,
8151 broken out of apply_change_group.
8152 (apply_change_group): Use them.
8153 * recog.h (verify_change, confirm_change_group): Declare.
8154 * rtl.h (redirect_jump_2): Declare.
8155 * jump.c (redirect_exp, invert_exp): Delete.
8156 (invert_exp_1): Take second parameter. Return value. Changed caller.
8157 (redirect_jump_2): New function, broken out of redirect_jump.
8158 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
8159 (invert_jump): Use invert_jump_1 and redirect_jump_2.
8160 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
8162 2005-03-02 Geoffrey Keating <geoffk@apple.com>
8164 * varasm.c (named_section): Use xstrdup rather than doing it by
8167 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
8169 2005-03-02 Devang Patel <dpatel@apple.com>
8171 Undo PR tree-optimization/18815 fix.
8173 2005-03-02 Devang Patel <dpatel@apple.com>
8175 PR tree-optimization/18815
8176 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
8177 loops with zero exit edges.
8179 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8181 * cfg.c (connect_src, connect_dest, disconnect_src,
8182 disconnct_dest): New.
8183 (unchecked_make_edge, remove_edge, redirect_edge_succ,
8184 redirect_edge_pred): Use the new functions.
8186 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8187 free_dominance_info only when needed.
8189 2005-03-02 David Edelsohn <edelsohn@gnu.org>
8192 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
8193 (reg_or_sub_cint64_operand): Same.
8195 2005-03-02 Jeff Law <law@redhat.com>
8197 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
8198 CFG_ALTERED in the main DOM iteration loop.
8200 2005-03-02 Mark Mitchell <mark@codesourcery.com>
8203 * varasm.c (initializer_constant_valid_p): Allow conversions
8204 between OFFSET_TYPEs. Tidy.
8206 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
8208 * config/cris/cris.md ("return"): Remove epilogue delay list
8211 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
8213 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
8215 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
8217 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
8219 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
8220 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
8221 config/m68k/m68k.c, config/mips/mips.h,
8222 config/rs6000/rs6000-protos.h, doc/contrib.texi,
8223 doc/include/gcc-common.texi: Update copyright.
8225 PR middle-end/18029 and PR middle-end/18030
8226 * expr.c (optimize_bitfield_assignment_op): Add a special case
8227 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
8229 * fold-const.c (fold_unary): New.
8230 (fold): Call fold_unary on unary expressions.
8232 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
8234 * cgraph.h (struct cgraph_edge): Add prev_caller and
8236 (cgraph_node_remove_callees): Export.
8237 * cgraph.c (cgraph_create_edge): Initialize prev_caller
8239 (cgraph_edge_remove_callee): New function.
8240 (cgraph_edge_remove_caller): Likewise.
8241 (cgraph_remove_edge): Use.
8242 (cgraph_redirect_edge_callee): Likewise.
8243 (cgraph_node_remove_callees): New function.
8244 (cgraph_node_remove_callers): Likewise.
8245 (cgraph_remove_node): Use.
8246 * tree-optimize.c (tree_rest_of_compilation): Use
8247 cgraph_node_remove_callees instead of manual loop.
8248 * cgraphunit.c (cgraph_finalize_function): Likewise.
8249 (cgraph_expand_function): Likewise.
8250 (cgraph_remove_unreachable_nodes): Likewise.
8252 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
8255 * c-tree.h (undeclared_variable, build_external_ref): Add extra
8257 * c-decl.c (undeclared_variable): Take location as argument.
8258 * c-typeck.c (build_external_ref): Likewise.
8259 * c-parser.c (c_parser_postfix_expression): Pass location of
8260 identifier to build_external_ref.
8262 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8264 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
8265 CCEQ mode for branch_positive_comparison_operator test.
8266 * config/rs6000/predicates (branch_comparison_operator): Revert to
8268 (scc_comparison_operator): Same.
8269 (branch_positive_comparison_operator): Same.
8271 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
8273 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
8274 (cris_delay_slots_for_epilogue): Remove.
8275 (save_last): Move into cris_target_asm_function_epilogue.
8276 (cris_target_asm_function_epilogue): Remove tests for file being
8278 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
8279 (cris_delay_slots_for_epilogue): Remove prototypes.
8280 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
8281 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
8283 2005-03-01 David Edelsohn <edelsohn@gnu.org>
8285 * config/rs6000/predicates.md (branch_comparison_operator): Change
8286 to define_special_predicate.
8287 (scc_comparison_operator): Same.
8288 (branch_positive_comparison_operator): Same.
8290 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
8292 * Makefile.in (tree-ssa-sink.o): New.
8293 (OBJS-common): Add tree-ssa-sink.o.
8294 * common.opt: Add -ftree-sink
8295 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
8296 * timevar.def (TV_TREE_SINK): new timevar.
8297 * tree-flow.h (is_hidden_global_store): Prototype.
8298 * tree-optimize.c (init_tree_optimization_passes): Add
8300 * tree-pass.h (pass_sink_code): New.
8301 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
8302 for non-obvious global store store to is_hidden_global_store, and
8303 call that new function.
8304 * tree-ssa-sink.c: New file.
8305 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
8306 * doc/passes.texi: Document forward store motion.
8307 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
8308 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
8309 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
8310 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
8312 2005-03-01 Per Bothner <per@bothner.com>
8314 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
8315 and we have a non-zero column-number, add it to the message.
8316 Also factor out the diagnostic_kind_text.
8318 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
8320 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
8321 flow_loop_pre_header_scan, flow_loop_pre_header_find,
8322 flow_loop_scan): Removed.
8323 (flow_loop_dump): Do not dump removed fields.
8324 (flow_loop_free): Do not free removed fields.
8325 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
8326 (loop_exit_edge_p): New function.
8327 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
8328 num_pre_header_edges, entry_edges, num_entries, exit_edges,
8329 num_exits, exits_doms.
8330 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
8331 LOOP_EDGES, LOOP_ALL): Removed.
8332 (flow_loop_scan): Declaration removed.
8333 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
8334 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
8336 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
8337 (if_convert): Call flow_loops_find and flow_loops_free
8338 when calling mark_loop_exit_edges.
8339 * cfgloopanal.c (mark_loop_exit_edges): Moved from
8340 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
8341 free_dominance_info calls.
8342 * loop-init.c (flow_loops_find): Ditto.
8343 * passes.c (rest_of_handle_branch_prob): Ditto.
8344 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
8345 * loop-unroll.c (analyze_insns_in_loop): Do not use
8347 * predict.c (predict_loops): Do not call flow_loop_scan.
8348 Use get_loop_exit_edges.
8349 (tree_estimate_probability): Do not pass flags to flow_loops_find.
8350 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
8351 Do not use EDGE_LOOP_EXIT.
8352 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
8353 to bb_with_exit_edge_p.
8354 (if_convertible_loop_p): Do not call flow_loop_scan. Use
8355 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
8356 to bb_with_exit_edge_p.
8357 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
8359 * tree-loop-linear.c (linear_transform_loops): Do not call
8360 flow_loop_scan. Use loop->single_exit.
8361 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
8362 (vect_analyze_loop_form): Do not call flow_loop_scan.
8363 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
8365 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
8367 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
8368 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
8369 slpeel_tree_duplicate_loop_to_edge_cfg,
8370 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
8371 Use loop_preheader_edge and loop->single_exit. Do not call
8374 2005-03-01 Nick Clifton <nickc@redhat.com>
8376 * config/arm/arm.c (thumb_find_work_register): Check all of the
8377 argument registers to see if they are free, and a couple of
8378 special cases where the last argument register but can be proved
8379 to be available during the function's prologue.
8380 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
8381 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
8382 thumb_unexpanded_epilogue): Use unsigned long as the type for the
8384 (thumb_compute_save_reg_mask): Likewise. Also use
8385 thumb_find_work_register() to ensure that there is agreement about
8386 which work register is going to be used in the prologue.
8387 (thumb_output_function_prologue): Use unsigned long as the type
8388 for the register bit-mask. Also delay pushing the link register if
8389 other high registers are going to be pushed.
8390 (thumb_compute_save_reg_mask, emit_multi_reg_push,
8391 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
8392 redundant prototypes.
8394 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
8397 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
8398 and after reload in REG+REG indexed addresses without REG_POINTER
8399 set in the base and not set in the index.
8401 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
8403 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
8404 Don't undefine here.
8405 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
8406 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
8407 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
8408 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
8409 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
8411 * config.gcc (sh*-*-linux*): Use config/linux.h.
8413 2005-02-28 Dale Johannesen <dalej@apple.com>
8414 Stan Shebs <shebs@apple.com>
8416 Rewrite of 64-bit Darwin structure-by-value pass/return.
8417 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
8418 intoffset, use_stack, named.
8419 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
8420 (rs6000_darwin64_record_arg_advance_flush): New.
8421 (rs6000_darwin64_record_arg_advance_recurse): New.
8422 (rs6000_darwin64_record_arg_flush): New.
8423 (rs6000_darwin64_record_arg_recurse): New.
8424 (rs6000_darwin64_record_arg): New.
8425 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
8426 (function_arg_boundary): Handle 128-bit aligned structs.
8427 (function_arg_advance): Rewrite darwin64 struct handling.
8428 (function_arg): Call rs6000_darwin64_record_arg.
8429 (function_arg_partial_nregs): Handle darwin64 structs.
8430 (rs6000_darwin64_function_value): Remove.
8431 (rs6000_function_value): Call rs6000_darwin64_record_arg.
8433 2005-02-28 Roger Sayle <roger@eyesopen.com>
8435 PR tree-optimization/20216
8436 * tree-chrec.c (tree_fold_factorial): Delete.
8437 (tree_fold_binomial): Change argument list to take a return type
8438 and change the type of K to unsigned int. Rewrite to avoid explicit
8439 evaluation of factorials, and (recursively) calling fold to perform
8440 compile-time arithmetic. Return NULL on (internal) overflow.
8441 (chrec_evaluate): Change type of K to an unsigned int. Avoid
8442 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
8443 if any intermediate calculation overflows.
8444 (chrec_apply): Update call to chrec_evaluate.
8446 2005-02-28 James E Wilson <wilson@specifixinc.com>
8448 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
8450 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
8453 * c-parser.c (c_parser_compound_statement): Return error_mark_node
8454 instead of NULL_TREE on error.
8456 2005-02-28 David Edelsohn <edelsohn@gnu.org>
8458 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
8459 (EASY_VECTOR_15_ADD_SELF): Remove.
8460 (num_insns_constant_wide): Not static.
8461 (validate_condition_mode): Not static.
8462 (toc_relative_expr_p): Not static.
8463 (legitimate_indirect_address_p): Not static.
8464 (macho_lo_sum_memory_operand): Not static.
8465 (invalid_e500_subreg): Not static.
8466 (easy_vector_same): Not static.
8467 (easy_vector_splat_const): Not static.
8468 (RS6000_SYMBOL_REF_TLS_P): Remove.
8469 (any_operand): Delete.
8470 (any_parallel_operand): Delete.
8471 (count_register_operand): Delete.
8472 (altivec_register_operand): Delete.
8473 (xer_operand): Delete.
8474 (s8bit_cint_operand): Delete.
8475 (short_cint_operand): Delete.
8476 (u_short_cint_operand): Delete.
8477 (non_short_cint_operand): Delete.
8478 (exact_log2_cint_operand): Delete.
8479 (gpc_reg_operand): Delete.
8480 (cc_reg_operand): Delete.
8481 (cc_reg_not_cr0_operand): Delete.
8482 (reg_or_short_operand): Delete.
8483 (reg_or_neg_short_operand): Delete.
8484 (reg_or_aligned_short_operand): Delete.
8485 (reg_or_u_short_operand): Delete.
8486 (reg_or_cint_operand): Delete.
8487 (reg_or_arith_cint_operand): Delete.
8488 (reg_or_add_cint64_operand): Delete.
8489 (reg_or_sub_cint64_operand): Delete.
8490 (reg_or_logical_cint_operand): Delete.
8491 (got_operand): Delete.
8492 (got_no_const_operand): Delete.
8493 (easy_fp_constant): Delete.
8494 (easy_vector_constant): Delete.
8495 (easy_vector_constant_add_self): Delete.
8496 (zero_constant): Delete.
8497 (zero_fp_constant): Delete.
8498 (volatile_mem_operand): Delete.
8499 (offsettable_mem_operand): Delete.
8500 (mem_or_easy_const_operand): Delete.
8501 (add_operand): Delete.
8502 (non_add_cint_operand): Delete.
8503 (logical_operand): Delete.
8504 (non_logical_cint_operand): Delete.
8505 (mask_operand): Delete.
8506 (mask_operand_wrap): Delete.
8507 (mask64_operand): Delete.
8508 (mask64_2_operand): Delete.
8509 (and64_operand): Delete.
8510 (and64_2_operand): Delete.
8511 (and_operand): Delete.
8512 (reg_or_mem_operand): Delete.
8513 (lwa_operand): Delete.
8514 (symbol_ref_operand): Delete.
8515 (call_operand): Delete.
8516 (current_file_function_operand): Delete.
8517 (input_operand): Delete.
8518 (rs6000_nonimmediate_operand): Delete.
8519 (rs6000_tls_symbol_ref): Delete.
8520 (save_world_operation): Delete.
8521 (restore_world_operation): Delete.
8522 (load_multiple_operation): Delete.
8523 (store_multiple_operation): Delete.
8524 (vrsave_operation): Delete.
8525 (mfcr_operation): Delete.
8526 (mtcrf_operation): Delete.
8527 (lmw_operation): Delete.
8528 (stmw_operation): Delete.
8529 (branch_comparison_operator): Delete.
8530 (branch_positive_comparison_operator): Delete.
8531 (scc_comparison_operator): Delete.
8532 (trap_comparison_operator): Delete.
8533 (boolean_operator): Delete.
8534 (boolean_or_operator): Delete.
8535 (min_max_operator): Delete.
8536 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
8537 (EASY_VECTOR_15): Moved to here.
8538 (EASY_VECTOR_15_ADD_SELF): Move to here.
8539 (PREDICATE_CODES): Delete.
8540 * config/rs6000/rs6000-protos.h: Delete predicate functions.
8541 Declare functions no longer static.
8542 * config/rs6000/predicates.md: New.
8543 * config/rs6000/rs6000.md: Include predicates.md
8545 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
8547 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
8548 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
8550 * cfgrtl.c (need_fake_edge_p): Likewise.
8551 * combine.c (distribute_notes): Likewise.
8552 * emit-rtl.c (try_split): Likewise.
8553 * recog.c (peephole2_opimize): Likewise.
8554 * reg-notes.def (ALWAYS_RETURN): Remove.
8555 * rtl.h (LCT_ALWAYS_RETURN): Remove.
8556 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
8557 * tree.h (ECF_ALWAYS_RETURN): Remove.
8559 2005-02-28 Roger Sayle <roger@eyesopen.com>
8562 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
8563 between different machine modes is never a "useless" conversion.
8565 2005-02-28 Geert Bosch <bosch@gnat.com>
8568 * doc/contrib.texi: List contributors for Ada front end
8570 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8572 * simplify-rtx.c (simplify_unary_operation_1,
8573 simplify_const_unary_operation): New, extracted from...
8574 (simplify_unary_operation): ... this one.
8575 (simplify_binary_operation_1,
8576 simplify_const_binary_operation): New, extracted from...
8577 (simplify_binary_operation): ... this one.
8578 * rtl.h (simplify_const_unary_operation,
8579 simplify_const_binary_operation): Add prototypes.
8581 2005-02-28 Julian Brown <julian@codesourcery.com>
8583 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
8584 building libjava and caused PR regression/20228.
8586 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
8589 * Makefile.in (host_subdir): New.
8590 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
8591 * configure: Regenerate.
8593 2005-02-27 Zack Weinberg <zack@codesourcery.com>
8595 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
8596 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
8597 installation directory first.
8599 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
8602 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
8603 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
8604 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
8605 * config/cris/cris.md: Tweak comments referring to Q.
8606 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
8607 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
8608 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
8609 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
8610 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
8611 Insert spaces in constraints to align alternatives vertically for
8613 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
8616 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8618 PR rtl-optimization/17728
8619 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
8620 operand 0 from general_operand to move_dest_operand.
8622 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8624 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
8625 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
8626 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
8627 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
8629 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
8631 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
8632 * configure: Regenerate.
8633 * libada-mk.in: Remove CC; rename
8634 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
8636 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
8639 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
8640 for the lhs, also walk over the tree. Likewise for rhs.
8642 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
8644 * tree-ssa-dom.c (simple_iv_increment_p): New function.
8645 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
8646 Do not propagate value of iv before increment over the increment.
8648 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
8650 * c-parser.c: New file.
8651 * c-parse.in: Remove.
8652 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
8654 (c-parser.o): Add dependencies.
8655 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
8656 maintainer-clean, TAGS): Update.
8657 * c-config-lang.in (gtfiles): Update.
8658 * gengtype-lex.l: Don't handle "@@".
8659 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
8660 objc_build_synchronized, objc_begin_try_stmt,
8661 objc_begin_catch_clause, objc_finish_catch_clause,
8662 objc_build_finally_clause, objc_finish_try_stmt): New.
8663 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
8665 (c_parse_init): Update comment.
8666 * c-decl.c (c_init_decl_processing): Update comment.
8667 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
8668 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
8669 new c_declspecs members.
8671 2005-02-25 Julian Brown <julian@codesourcery.com>
8673 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
8674 from being used for symbols with vague linkage when
8675 HAVE_GAS_COMDAT_GROUP is true.
8677 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8679 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
8681 2005-02-25 Steve Ellcey <sje@cup.hp.com>
8684 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
8685 (LIBGCC2_HAS_DF_MODE): New.
8686 (LIBGCC2_HAS_XF_MODE): New.
8687 (LIBGCC2_HAS_TF_MODE): New.
8688 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8689 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8690 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
8691 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
8692 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
8693 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
8694 and add _fixtfdi, _fixunstfdi, _floatditf
8695 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
8696 L_fixunstfdi, L_floatditf.
8697 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
8698 (LIBGCC2_HAS_TF_MODE): Define.
8700 2005-02-25 Diego Novillo <dnovillo@redhat.com>
8702 PR tree-optimization/20204
8703 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
8704 REWRITE_THIS_STMT markers on PHI nodes.
8705 (rewrite_initialize_block): Likewise.
8707 2005-02-25 Mark Mitchell <mark@codesourcery.com>
8709 * version.c (version_string): Update to 4.1.
8711 2005-02-25 Paolo Carlini <pcarlini@suse.de>
8713 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
8714 Clarify that the alternative way doesn't work in GNU C++.
8716 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
8718 PR tree-optimization/19937
8719 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
8720 to the type of the induction variable.
8722 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
8724 PR rtl-optimization/20117
8725 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
8726 the block including noncopyable insn.
8728 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8730 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
8731 calls to find_reg_note.
8733 2005-02-24 Richard Henderson <rth@redhat.com>
8736 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
8739 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
8741 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
8742 vector types if to use base reg for misaligned non-word ld/std.
8744 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8747 * config/cris/cris.c (cris_target_asm_function_prologue): Create
8748 dwarf2 label manually and put it after, not before the prologue.
8750 2005-02-24 David Edelsohn <edelsohn@gnu.org>
8753 * reload.c (operands_match_p): Only increment register number for
8754 SCALAR_INT_MODE_P modes in multiple hard registers.
8756 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
8759 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8761 * ChangeLog.5: Fix log message typo(s).
8762 * ChangeLog.7: Likewise.
8763 * ChangeLog.tree-ssa: Likewise.
8764 * cfgexpand.c: Fix comment typo(s).
8765 * conflict.c: Likewise.
8766 * defaults.h: Likewise.
8767 * dwarf2out.c: Likewise.
8769 * ggc-page.c: Likewise.
8770 * tree-eh.c: Likewise.
8771 * tree-ssa-dom.c: Likewise.
8773 2005-02-24 Jakub Jelinek <jakub@redhat.com>
8776 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
8777 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
8778 if SHARED is defined.
8781 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
8782 allow splitting only if operands 0 and 3 don't overlap.
8784 2005-02-24 Richard Henderson <rth@redhat.com>
8787 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
8788 (fold_builtin_1): Call them.
8789 * fold-const.c (fold_complex_mult_parts): Split out from ...
8790 (fold_complex_mult): ... here. Fix typo in both imaginary case.
8791 (fold_complex_div_parts, fold_complex_div): New.
8793 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
8795 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8797 * tree-ssa-ccp.c (visit_assignment): Verify that result of
8798 VIEW_CONVERT_EXPR is_gimple_min_invariant.
8800 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
8801 (print_node): Likewise.
8802 Print TYPE_SIZES_GIMPLIFIED.
8804 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
8806 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
8807 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
8808 operands as commutative in constraints.
8810 2005-02-24 Diego Novillo <dnovillo@redhat.com>
8812 * tree-into-ssa.c: Re-organize internal functions.
8814 2005-02-24 Richard Henderson <rth@redhat.com>
8817 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
8819 * common.opt (fcx-limited-range): New.
8820 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
8821 * toplev.c (flag_complex_method): Initialize to 1.
8822 (process_options): Set flag_complex_method to 0 if
8823 flag_cx_limited_range.
8824 * doc/invoke.texi (-fcx-limited-range): New.
8826 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
8828 * cse.c (delete_trivially_dead_insns): Speed up by using
8829 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
8832 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
8834 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
8835 functions when -mid-shared-library is being used.
8837 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
8839 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
8840 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
8841 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
8842 * system.h: Poison LINK_LIBGCC_SPECIAL.
8844 2005-02-23 James E Wilson <wilson@specifixinc.com>
8846 * gengtype.c (note_insn_name): Make 1 element larger.
8848 2005-02-23 Roger Sayle <roger@eyesopen.com>
8851 PR rtl-optimization/20097
8852 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8853 BImode SUBREGs of SImode registers which confuse the ia64 backend.
8855 2005-02-23 David Edelsohn <edelsohn@gnu.org>
8857 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
8858 * t-aix52 (SHLIB_INSTALL): Same.
8860 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
8862 * genpreds.c: Update copyright.
8864 2005-02-23 Michael Beach <michaelb@ieee.org>
8867 * config/sparc/t-elf (startup files): Assemble with CPP.
8869 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
8871 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
8872 (write_predicate_expr): Likewise.
8874 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8876 PR tree-optimization/20100
8877 PR tree-optimization/20115
8878 * tree-optimize.c (init_tree_optimization_passes): Remove
8879 pass_maybe_create_global_var.
8880 * tree-pass.h (pass_maybe_create_global_var): Remove.
8881 * tree-ssa-alias.c (aliases_computed_p): Declare.
8882 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
8883 (count_calls_and_maybe_create_global_var): Remove.
8884 (pass_maybe_create_global_var): Remove.
8885 (init_alias_info): Do not declare aliases_computed_p.
8886 (maybe_create_global_var): If the function contains no
8887 call-clobbered variables and a mix of pure/const and regular
8888 function calls, create .GLOBAL_VAR.
8889 Mark all call-clobbered variables for renaming.
8890 (merge_pointed_to_info): Update comment.
8891 (add_pointed_to_var): Likewise.
8892 (is_escape_site): Likewise.
8893 Accept struct alias_info * instead of size_t *.
8895 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
8897 * tree-ssa-operands.c (get_call_expr_operands): If
8898 ALIASES_COMPUTED_P is false, do not add call-clobbering
8900 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
8901 (delete_tree_ssa): Likewise.
8903 2005-02-22 James E Wilson <wilson@specifixinc.com>
8905 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
8906 (do_compile): Do call it here.
8908 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8910 PR rtl-optimization/20017.
8911 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
8912 rest_of_handle_cse2, rest_of_handle_gcse): Call
8913 delete_dead_jumptables immediately before calling cleanup_cfg.
8915 2005-02-22 Devang Patel <dpatel@apple.com>
8918 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
8921 2005-02-22 David Edelsohn <edelsohn@gnu.org>
8923 * config/rs6000/aix.h (WINT_TYPE): Define.
8925 2005-02-22 Stan Shebs <shebs@apple.com>
8927 * config/rs6000/rs6000.c (rs6000_override_options): Default to
8928 natural alignment for 64-bit Darwin.
8929 (rs6000_parse_alignment_option): Warn about uses of -malign-power
8931 * doc/invoke.texi: Document this.
8933 2005-02-22 DJ Delorie <dj@redhat.com>
8935 * c-common.c (c_common_type_for_mode): Pass the mode's precision
8936 to make_[un]signed_type, not the mode itself.
8938 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
8940 * cfg.c (cached_make_edge): Call make_edge if edge cache is
8941 not available. Use tail calls wherever possible.
8942 (make_edge): Call unchecked_make_edge to create an edge.
8944 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
8945 (coalesce_ssa_name): Don't check for
8946 SSANORM_USE_COALESCE_LIST.
8947 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
8949 2005-02-22 Diego Novillo <dnovillo@redhat.com>
8951 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
8952 (rewrite_into_ssa): ... here.
8954 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
8956 PR tree-optimization/19786
8957 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
8958 tag to another's may-alias bitmap when adding to the other's list.
8960 2005-02-21 DJ Delorie <dj@redhat.com>
8962 * tree-ssa-loop-ivopts.c (computation_cost): Start register
8963 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
8964 registers in unsupported ways.
8965 * expmed.c (init_expmed): Likewise.
8967 2005-02-21 Stan Cox <scox@redhat.com>
8969 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
8971 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8973 * tree-cfg.c (fold_cond_expr_cond): New.
8974 (make_edges): Call fold_cond_expr_cond.
8975 (find_taken_edge): Accept nothing but INTEGER_CST.
8976 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
8978 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
8980 * flow.c (delete_dead_jumptables): Speed up by scanning insns
8981 that do not belong to any basic block.
8983 2005-02-21 Jeff Law <law@redhat.com>
8985 * cfganal.c (find_unreachable_blocks): Manually CSE load of
8988 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
8990 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
8991 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
8992 Adjust their definitions.
8993 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
8994 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
8996 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
8997 genautomata.c, langhooks.c, langhooks.h, system.h,
8998 config/arm/lib1funcs.asm: Update copyright.
9000 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
9002 * dbxout.c (dbxout_function_end): Emit Lscope label always.
9004 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
9007 * doc/install.texi: Document --with-gc.
9009 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
9011 * simplify-rtx.c (simplify_unary_operation): Add a missing
9014 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9016 PR tree-optimization/18663
9017 * tree-ssa-dom.c (extract_range_from_cond): Return 0
9018 if the type has variable bounds.
9020 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
9022 * gcse.c: Remove an obsolete comment.
9024 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
9026 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
9028 * doc/extend.texi (Function Attributes) <Attribute const>: The
9029 attribute "pure" is below this text, not above.
9031 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9033 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
9034 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
9035 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
9037 2005-02-20 Zack Weinberg <zack@codesourcery.com>
9040 * langhooks.h (struct lang_hooks): Add to_target_charset.
9041 * langhooks.c (lhd_to_target_charset): New function.
9042 * langhooks-def.h: Declare lhd_to_target_charset.
9043 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
9044 (LANG_HOOKS_INITIALIZER): Update.
9045 * c-common.c (c_common_to_target_charset): New function.
9046 * c-common.h: Declare it.
9047 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
9048 c_common_to_target_charset.
9050 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
9051 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
9053 * system.h: Poison them.
9054 * doc/tm.texi: Don't discuss them.
9055 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
9056 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
9057 (pp_c_char): Do not attempt to generate letter escapes for
9059 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
9060 * config/mips/mips.c (mips_output_ascii): Likewise.
9062 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
9064 PR tree-optimization/19951
9065 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
9068 2005-02-19 Steven Bosscher <stevenb@suse.de>
9071 * function.h (struct function): New field `max_loop_depth'.
9072 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
9073 (flow_loops_find): Reset the max loop depth count before finding loops.
9074 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
9075 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
9076 (calculate_global_regs_live): Make sure the loop will terminate
9077 when the initial sets are not empty.
9079 2005-02-19 Zack Weinberg <zack@codesourcery.com>
9081 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
9083 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
9085 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
9088 * doc/invoke.texi: Remove documentation of %M spec.
9090 (init_spec): Remove %M suffix from -lgcc_s.
9091 (do_spec_1): Remove 'M' case.
9092 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
9093 to put shared libraries in the multilib directory. Remove the
9094 shlib_so_soname substitution variable. Don't add a multilib encoding
9095 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
9096 reported by -print-multi-os-directory. Pass @multilib_dir@ to
9097 SHLIB_INSTALL as well as SHLIB_LINK.
9098 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
9099 (SHLIB_NAME): Delete.
9100 (SHLIB_DIR): New macro.
9101 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
9102 (SHLIB_INSTALL): Adjust accordingly.
9103 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
9104 * config/t-slibgcc-sld: Likewise.
9105 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
9106 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
9107 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
9109 (SHLIBUNWIND_INSTALL): Adjust accordingly.
9110 * config/i386/t-nwld (SHLIB_SONAME): Delete.
9111 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
9112 Use @shlib_base_name@ instead of @shlib_so_name@.
9113 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
9114 and @shlib_base_name@.so in @multilib_dir@.
9115 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
9116 to the install path.
9117 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
9118 (SHLIB_LINK): Remove previous workaround.
9119 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
9120 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
9121 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
9123 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
9124 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
9125 (SHLIB_INSTALL): Adjust accordingly.
9126 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
9127 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
9128 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
9129 config/t-slibgcc-elf-ver.
9131 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
9132 Jakub Jelinek <jakub@redhat.com>
9134 PR tree-optimization/19828
9135 * tree-ssa-loop-im.c: Add a TODO comment.
9136 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
9137 without side-effects.
9139 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9141 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
9144 2005-02-18 James E. Wilson <wilson@specifixinc.com>
9146 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
9147 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
9148 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
9150 (ia64_reorg): Delete fixup_errata call.
9151 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
9152 (TARGET_SWITCHES): Delete -mb-step entry.
9154 2005-02-19 Jakub Jelinek <jakub@redhat.com>
9157 * c-typeck.c (composite_type): Handle quals in transparent unions.
9158 (type_lists_compatible_p): Likewise.
9160 2005-02-18 Stan Shebs <shebs@apple.com>
9162 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
9163 expressions in the .literal8 section.
9165 2005-02-18 Geoffrey Keating <geoffk@apple.com>
9167 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
9169 2005-02-18 Roger Sayle <roger@eyesopen.com>
9171 * fold-const.c (constant_boolean_node): Always create values of the
9172 specified type, don't bother calling truthvalue_conversion.
9174 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9176 * except.c (output_function_exception_table): Call
9177 assemble_external_libcall (eh_personality_libfunc).
9179 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9182 * config/ia64/ia64.h (struct machine_function): Add state_num.
9183 * config/ia64/ia64.c (process_epilogue,
9184 process_for_unwind_directive): Use new unwind state numbers each
9185 time rather than state 1.
9187 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
9190 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
9191 before the "*llgt_didi" pattern.
9193 2005-02-18 Jason Merrill <jason@redhat.com>
9195 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
9197 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
9199 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
9200 (div0): Use it in place of ARM_FUNC_ALIAS.
9201 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
9203 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
9206 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
9207 access, the lower bound of the array type if it exists.
9209 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
9212 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
9213 cases that are out-of-range for the index type.
9215 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
9217 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
9218 (estimate_case_costs): Don't call convert.
9219 * expmed.c (expand_shift): Likewise.
9220 (make_tree): Call fold_convert instead of convert.
9222 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9225 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
9226 that ref to be marked MEM_READONLY_P doesn't have base that needs
9229 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
9231 * genautomata.c (output_get_cpu_unit_code_func,
9232 output_cpu_unit_reservation_p): Don't generate old-style function
9235 2005-02-18 Jakub Jelinek <jakub@redhat.com>
9238 PR tree-optimization/20009
9239 * convert.c (convert_to_integer): Revert 2005-02-16 change.
9241 PR tree-optimization/18947
9242 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
9243 inline, remove all nodes that are inlined into the extern inline
9246 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9248 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
9249 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
9250 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
9251 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
9254 2005-02-17 Roger Sayle <roger@eyesopen.com>
9256 PR tree-optimization/19917
9257 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
9258 to be potentially trapping.
9260 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
9262 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
9264 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
9266 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
9267 tem becomes a local variable which is set to the value of the
9268 back end defined INITIAL_FRAME_ADDRESS macro.
9269 (expand_builtin_frame_address): Omit the base parameter to
9270 expand_builtin_return_addr.
9271 (expand_builtin_profile_func): Likewise.
9272 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
9273 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
9274 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
9276 2005-02-17 Jakub Jelinek <jakub@redhat.com>
9278 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
9279 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
9280 * config/frv/frv.c (frv_function_epilogue): Likewise.
9282 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
9284 * lambda-code (perfect_nestify): Remove mark/unmark
9286 * tree-loop-linear.c (linear_transform_loops): Add
9287 rewrite_into_ssa call so that ssa is correct for
9288 rewriting into loop closed.
9290 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
9292 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
9293 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
9295 * bt-load.c (btr_def_live_range, combine_btr_defs,
9296 migrate_btr_def, migrate_btr_defs): Likewise.
9297 * cfgcleanup.c (thread_jump): Likewise.
9298 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
9299 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
9300 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
9301 df_rd_local_compute, df_reg_info_compute): Likewise.
9302 * dominance.c (init_dom_info, free_dom_info): Likewise.
9303 * flow.c (init_propagate_block_info,
9304 free_propagate_block_info): Likewise.
9305 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
9306 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
9307 modify_reg_pav): Likewise.
9308 * loop-invariant.c (find_defs, find_invariant_insn,
9309 find_invariants, free_inv_motion_data): Likewise.
9310 * predict.c (tree_predict_by_opcode,
9311 estimate_bb_frequencies): Likewise.
9312 * stmt.c (expand_case): Likewise.
9313 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
9314 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
9315 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
9316 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
9317 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
9318 rewrite_ssa_into_ssa): Likewise.
9319 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9320 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
9321 analyze_edges_for_bb, perform_edge_inserts): Likewise.
9322 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
9323 * tree-sra.c (tree_sra): Likewise.
9324 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
9325 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
9326 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
9327 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9328 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
9329 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
9331 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
9332 calculate_live_on_entry, calculate_live_on_exit,
9333 build_tree_conflict_graph): Likewise.
9334 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
9335 record_important_candidates, set_use_iv_cost, find_depends,
9336 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
9337 tree_ssa_iv_optimize_finalize): Likewise.
9338 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
9339 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
9340 tree_duplicate_loop_to_header_edge): Likewise.
9341 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
9342 * tree-ssa.c (verify_flow_insensitive_alias_info,
9343 verify_name_tags, verify_ssa, init_tree_ssa,
9344 delete_tree_ssa): Likewise.
9345 * tree-ssanames.c (marked_ssa_names, init_ssanames,
9346 fini_ssanames): Likewise.
9347 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
9349 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
9351 * config/rs6000/t-rtems: Completely reworked.
9353 2005-02-17 Ira Rosen <irar@il.ibm.com>
9355 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
9357 2005-02-17 Ira Rosen <irar@il.ibm.com>
9359 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
9360 POINTER_TYPE_P when checking that type is a pointer.
9361 (vect_get_memtag): Remove.
9362 (vect_address_analysis): Use POINTER_TYPE_P. Call
9363 vect_object_analysis with dummy parameter for memtag.
9364 (vect_object_analysis): Extract memtag (functionality that
9365 used to be in vect_get_memtag and moved here). Fix printings.
9366 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
9367 with correct parameters. Remove call to vect_get_memtag.
9369 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
9371 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
9372 (tree-vectorizer.o): Added missing dependencies.
9374 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
9376 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
9377 declaration in tree-vectorizer.c, now has an extern declaration in
9379 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9380 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9381 get_vectype_for_scalar_type, vect_is_simple_use,
9382 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9383 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
9384 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
9385 vectorizable_store, vectorizable_operation, vectorizable_assignment,
9386 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
9387 find_loop_location): Likewise.
9389 * tree-vectorizer.c (langhooks.h): #include removed.
9390 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
9391 moved to tree-vectorized.h.
9392 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
9393 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
9394 get_vectype_for_scalar_type, vect_is_simple_use,
9395 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
9396 vect_supportable_dr_alignment, new_loop_vec_info,
9397 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
9398 vect_set_verbosity_level, find_loop_location): Likewise.
9400 (vect_analyze_loop): Function externalized. Declaration moved to
9401 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
9402 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
9403 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
9404 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
9405 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
9406 vect_enhance_data_refs_alignment, vect_analyze_operations,
9407 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
9408 vect_stmt_relevant_p, vect_get_loop_niters,
9409 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
9410 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
9411 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
9412 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
9413 vect_get_memtag): Likewise.
9415 (vectorizable_load): Function externalized. Declaration moved to
9416 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
9417 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
9418 vect_transform_loop): Likewise.
9419 (vect_transform_stmt): Moved to tree-vect-transform.c.
9420 (vect_align_data_ref, vect_create_destination_var,
9421 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
9422 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
9423 vect_get_vec_def_for_operand, vect_init_vector,
9424 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
9425 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
9426 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
9427 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
9428 vect_do_peeling_for_loop_bound): Likewise.
9430 * tree-vect-analyze.c: New file.
9431 * tree-vect-transform.c: New file.
9433 2005-02-17 Jason Merrill <jason@redhat.com>
9435 PR mudflap/19319, c++/19317
9436 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
9439 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
9441 * doc/install.texi (Specific): Update link for Darwin-specific
9444 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
9446 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
9447 constant_boolean_node.
9449 2005-02-16 David Edelsohn <edelsohn@gnu.org>
9452 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
9453 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
9455 2005-02-16 Richard Henderson <rth@redhat.com>
9458 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
9460 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
9461 replace uses with Wtype_MAXp1_F.
9462 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
9463 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
9464 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
9465 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
9466 and HAVE_TFMODE as appropriate.
9467 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
9468 (__floatdisf): Likewise.
9469 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
9470 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
9471 (Wtype_MAXp1_F): New.
9472 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
9473 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
9475 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
9478 * arm.c (arm_apply_result_size): New function.
9479 * arm.h (APPLY_RESULT_SIZE): Define.
9480 * arm-protos.h (arm_apply_result_size): Add prototype.
9481 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
9482 (movxf): New expand.
9483 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
9484 (call_value_symbol): Remove predicate for operand 0.
9485 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
9486 (untyped_call): Rework to correclty return values for any type.
9487 (untyped_return): New expand.
9488 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
9490 2005-02-16 Stan Shebs <shebs@apple.com>
9492 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
9493 * config/rs6000/t-darwin8: New, for 64-bit multilib.
9495 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
9497 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
9498 configure settings on Solaris 7 and later.
9500 2005-02-16 Diego Novillo <dnovillo@redhat.com>
9502 PR tree-optimization/19865
9503 * tree-optimize.c (init_tree_optimization_passes): Run
9504 pass_may_alias after pass_sra.
9506 2005-02-16 Richard Henderson <rth@redhat.com>
9507 Stuart Hastings <stuart@apple.com>
9510 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
9511 Do nothing if debug info suppressed for this function.
9512 (dbxout_begin_function): Early exit if debug info suppressed for
9515 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
9518 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
9520 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9522 PR tree-optimization/19967
9523 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
9524 expand_builtin_strchr, expand_builtin_strrchr): Take a new
9525 argument TYPE. Adjust calls to fold_builtin_XXX.
9526 (expand_builtin, fold_builtin_1): Adjust calls to
9528 (fold_builtin_strchr, fold_builtin_strpbrk,
9529 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
9530 result to a requested type TYPE.
9532 2005-02-16 Jakub Jelinek <jakub@redhat.com>
9535 * fold-const.c (fold): Don't optimize (T)(x & cst) to
9536 (T)x & (T)cst if (T)cst overflows.
9537 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
9538 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
9540 2005-02-15 Jeff Law <law@redhat.com>
9542 * gcse.c (blocks_with_calls): New bitmap.
9543 (alloc_gcse_mem): Allocate it.
9544 (free_gcse_mem): Free it.
9545 (clear_modifY_mem_tables): Clear it.
9546 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
9547 when we encounter CALL_INSNs.
9548 (compute_transp, case MEM): Handle blocks with calls separate
9549 from blocks without calls. Use bitmap iterators rather than
9552 2005-02-15 Peter O'Gorman <peter@pogma.com>
9555 * mklibgcc.in (vis_hide): Use a temporary object file, not
9558 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
9561 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
9562 access optimization.
9564 2005-02-15 David Edelsohn <edelsohn@gnu.org>
9565 Alan Modra <amodra@bigpond.net.au>
9568 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
9569 (_xlqsub): Rename to __gcc_qsub.
9570 (_xlqmul): Rename to __gcc_qmul.
9571 (_xlqdiv): Rename to __gcc_qdiv.
9572 Provide versioned symbol aliases with old names.
9573 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
9574 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
9575 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
9576 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
9577 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
9579 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9581 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
9582 Fold ~(A - 1) and ~(A + -1) to -A.
9584 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
9588 * config/host-linux.c (linux_gt_pch_use_address): Copy from
9589 config/pa/pa-host.c:pa_gt_pch_use_address.
9591 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
9593 * tree-vn.c (get_value_handle): Make sure that given an
9594 is_gimple_min_invariant expression, we always return it.
9596 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9598 * passes.c (rest_of_handle_gcse): Fix a comment.
9600 2005-02-15 Jeff Law <law@redhat.com>
9602 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
9604 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
9605 (canon_list_insert, record_last_mem_set_info): Similarly.
9606 (clear_modify_mem_tables): Similarly.
9608 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
9610 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
9611 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
9612 config/mips/mips.md, config/rs6000/aix.h,
9613 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
9615 2005-02-15 Richard Henderson <rth@redhat.com>
9617 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
9618 call to be best_edge.
9620 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9622 * basic-block.h: Adjust the prototype for find_basic_blocks.
9623 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
9624 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
9627 * flow.c (recompute_reg_usage): Remove all arguments.
9628 * passes.c (rest_of_compilation): Adjust the call to
9629 recompute_reg_usage.
9630 * rtl.h: Adjust the prototype for recompute_reg_usage.
9632 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
9634 * tree-dump.c (dump_files): Update to reflect new member
9636 (dump_register): Add new argument.
9638 (dump_switch_p_1): Check against glob name if doglob was passed.
9639 (dump_switch_p): Check against regular first, then glob if
9640 we didn't have any hits on the dump name.
9641 * tree-optimize.c (register_one_dump_file):
9642 Pass in glob name as well.
9643 * tree-pass.h (struct dump_file_info): Add glob
9646 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
9648 PR preprocessor/16323
9649 * doc/invoke.texi: Document that -Wendif-labels is on by default.
9651 2005-02-14 David Edelsohn <edelsohn@gnu.org>
9654 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
9655 (trunctfdf2_internal1): New.
9656 (trunctfdf2_internal2): Renamed from trunctfdf2.
9658 2005-02-14 Diego Novillo <dnovillo@redhat.com>
9660 PR tree-optimization/19853
9661 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
9663 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
9665 * passes.c (rest_of_handle_loop_optimize): Remove calls to
9666 delete_dead_jumptables and cleanup_cfg.
9668 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
9670 * reload.c (find_reloads): Swap address_reloaded flags when
9671 swapping commutative operands.
9673 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
9675 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
9676 Use standard_iv_increment_position for computing the bsi position
9678 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
9681 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
9684 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
9685 life range of hard registers.
9686 * value-prof.c (insn_prefetch_values_to_profile): Only
9689 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
9690 profile in libcalls.
9692 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
9694 * bitmap.h (bitmap_and_compl_into): Return bool.
9695 * bitmap.c (bitmap_and_compl_into): Return changed flag.
9697 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9699 PR tree-optimization/19944
9700 * fold-const.c (fold): Re-add ABS_EXPR folding.
9702 2005-02-13 David Edelsohn <edelsohn@gnu.org>
9705 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
9706 {TARGET,MASK}_XL_COMPAT.
9707 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
9709 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
9710 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
9712 (rs6000_arg_partial_bytes): Same.
9713 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
9714 and XL compatibility enabled.
9715 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
9716 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
9717 test to final condition.
9718 (cmptf_internal2): New.
9719 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
9720 xl-compat. Add TFmode information to description.
9722 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
9724 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
9726 2005-02-13 Jason Merrill <jason@redhat.com>
9729 * fold-const.c (fold_indirect_ref_1): Split out from...
9730 (build_fold_indirect_ref): Here.
9731 (fold_indirect_ref): New fn.
9732 * tree.h: Declare it.
9733 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
9734 (gimplify_modify_expr_rhs): Likewise.
9735 (gimplify_expr): Likewise.
9737 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
9739 PR tree-optimization/14303
9740 PR tree-optimization/15784
9741 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
9742 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
9743 ABS_EXPR<x> != 0 to x != 0.
9745 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
9747 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
9748 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
9749 spelling conventions.
9751 * passes.c (rest_of_handle_gcse): Don't run cse_main and
9752 delete_trivially_dead_insns too many times.
9754 * passes.c (rest_of_handle_gcse): Remove dead assignments to
9757 2005-02-12 Ira Rosen <irar@il.ibm.com>
9759 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
9760 (vect_is_simple_iv_evolution): Remove redundant parameter
9762 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
9763 without last parameter.
9764 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
9765 Return pointer step. Call vect_is_simple_iv_evolution without
9766 last parameter. Check only that the step is multiple of size
9767 type. Remove stmt_vinfo updates.
9768 (vect_get_memtag_and_dr): Remove.
9769 (vect_get_memtag): New function.
9770 (vect_address_analysis): New function.
9771 (vect_object_analysis): New function.
9772 (vect_analyze_data_refs): Call vect_object_analysis and
9773 vect_get_memtag. Update stmt_vinfo fields.
9775 2005-02-12 Ira Rosen <irar@il.ibm.com>
9777 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
9778 exist and are objects. Remove checks for pointer.
9779 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
9780 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
9781 (vect_create_data_ref_ptr): Likewise.
9782 (vect_base_addr_differ_p): New function.
9783 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
9784 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
9785 Don't set the DR_BASE_NAME field of data-ref.
9786 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
9788 2005-02-12 Uros Bizjak <uros@kss-loka.si>
9790 * optabs.h (enum optab_index): Add new OTI_ldexp.
9791 (ldexp_optab): Define corresponding macro.
9792 * optabs.c (init_optabs): Initialize ldexp_optab.
9793 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
9795 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
9797 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
9798 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
9800 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
9801 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
9804 2005-02-12 Ira Rosen <irar@il.ibm.com>
9806 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
9808 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
9810 (vect_get_base_and_offset): Always return an address.
9811 (vect_create_addr_base_for_vector_ref): Remove treatment for
9812 different data reference types.
9813 (vect_compute_data_ref_alignment): Rename base to base_address in
9814 stmt_vec_info. Get the object in order to force its alignment.
9815 (vect_get_memtag_and_dr): Rename base to base_address in
9816 stmt_vec_info. Extract the object for memtag analysis.
9818 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
9820 PR regression/19898.
9821 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
9822 changes cc_status, use apply modified_in_p to part of cc_status
9823 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
9826 2005-02-11 Richard Henderson <rth@redhat.com>
9828 * tree-complex.c (expand_complex_libcall): New.
9829 (expand_complex_multiplication): Use it for c99 compliance.
9830 (expand_complex_division): Likewise.
9831 * fold-const.c (fold_complex_add, fold_complex_mult): New.
9833 * builtins.c (built_in_names): Remove const.
9834 * tree.c (build_common_builtin_nodes): Build complex arithmetic
9836 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
9837 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
9838 (built_in_names): Remove const.
9839 * c-common.c (c_common_type_for_mode): Handle complex modes.
9840 * flags.h, toplev.c (flag_complex_method): Rename from
9841 flag_complex_divide_method.
9842 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
9843 __mulsc3, __muldc3, __mulxc3, __multc3): New.
9844 * libgcc2.h: Declare them.
9845 * libgcc-std.ver: Export them.
9846 * mklibgcc.in (lib2funcs): Build them.
9848 2005-02-11 Steven Bosscher <stevenb@suse.de>
9850 PR tree-optimization/19876
9851 Partially revert my change from 2005-01-14
9852 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
9853 (compute_antic): ...and remove the loop here.
9855 2005-02-11 Jakub Jelinek <jakub@redhat.com>
9858 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
9859 is number of inner's bits, avoid creating a BIT_FIELD_REF.
9861 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
9862 crtend.o if -pie. Use %{x:a;:b} spec syntax.
9864 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
9866 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
9867 offsets for the big-endian 32-bit case.
9869 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
9871 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
9873 2005-02-11 Dale Johannesen <dalej@apple.com>
9875 * cselib.c (cselib_process_insn): Clear out regs where
9876 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
9877 * reload.c (find_equiv_reg): Ditto.
9879 2005-02-11 Ian Lance Taylor <ian@airs.com>
9881 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
9884 * tree.c (build_function_type_list): Work correctly if there are
9887 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
9889 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
9890 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
9891 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
9892 TARGET_ZARCH instead of TARGET_64BIT.
9894 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
9896 * config/rs6000/t-rtems:
9897 (MULTILIB_OPTIONS): Remove mcpu=602.
9898 (MUTLILIB_DIRNAMES): Remove m602.
9899 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
9900 Let mcpu=602 match mcpu=603.
9901 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
9903 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9905 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
9908 2005-02-10 David Daney <ddaney@avtrex.com>
9910 * config/alpha/linux-unwind.h: Add exception clause to copyright.
9911 * config/i386/linux-unwind.h: Likewise.
9912 * config/ia64/linux-unwind.h: Likewise.
9913 * config/mips/linux-unwind.h: Likewise.
9914 * config/pa/linux-unwind.h: Likewise.
9915 * config/rs6000/linux-unwind.h: Likewise.
9916 * config/s390/linux-unwind.h: Likewise.
9917 * config/sh/linux-unwind.h: Likewise.
9918 * config/sparc/linux-unwind.h: Likewise.
9920 2005-02-10 Steven Bosscher <stevenb@suse.de>
9922 PR tree-optimization/17549
9923 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
9924 TER to replace a DEF with its expression if the DEF and the
9925 rhs of the expression we replace into have the same root
9928 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
9930 * config/mips/mips.md: Fix the placement of the match_scratch in the
9933 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9935 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
9938 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
9940 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
9941 (strip_offset): Handle addresses.
9942 (add_address_candidates): Use strip_offset.
9943 (difference_cost): Reflect strip_offset change.
9944 (force_var_cost, difference_cost): Strip nops.
9946 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
9948 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
9950 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
9951 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
9952 config/cris/cris-protos.h, config/cris/cris.c: Update
9955 2005-02-10 Jeff Law <law@redhat.com>
9957 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
9958 (lookup_avail_expr): Similarly.
9960 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
9962 * builtins.c (fold_builtin_powi): New function.
9963 (fold_builtin_1): Call it.
9965 2005-02-10 Steven Bosscher <stevenb@suse.de>
9967 PR documentation/19309
9968 * doc/cpp.texi: The __GNUC__ and related predefined macros
9969 are also defined for the "standalone" cpp.
9970 Some non-GCC compilers may also define __GNUC__.
9972 2005-02-10 Jakub Jelinek <jakub@redhat.com>
9975 * c-typeck.c (common_type): New routine. Old common_type renamed
9977 (c_common_type): ...this.
9978 (build_conditional_expr, build_binary_op): Use c_common_type instead
9981 2005-02-10 Steven Bosscher <stevenb@suse.de>
9983 * doc/md.texi: Replace @samp{length} with @code{length}.
9985 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
9987 PR tree-optimization/18687
9988 * tree-flow.h (find_loop_niter): Declare.
9989 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
9990 Try using scev even for loops with more than one exit.
9991 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
9992 (struct ivopts_data): Added niters field.
9993 (struct nfe_cache_elt): New.
9994 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
9996 (tree_ssa_iv_optimize_init): Initialize niters cache.
9997 (determine_number_of_iterations): Removed.
9998 (find_induction_variables): Do not call determine_number_of_iterations.
9999 Access niters for single exit through niter_for_single_dom_exit.
10000 (add_iv_outer_candidates): Access niters for single exit through
10001 niter_for_single_dom_exit.
10002 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
10003 number_of_iterations_cond.
10004 (iv_period): New function.
10005 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
10006 (may_replace_final_value): Take data argument. Use
10007 niter_for_single_dom_exit.
10008 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
10009 (rewrite_use_compare): Pass data to may_eliminate_iv.
10010 (rewrite_use_outer): Pass data to may_replace_final_value.
10011 (free_loop_data): Clean up the niters cache.
10012 (tree_ssa_iv_optimize_finalize): Free the niters cache.
10013 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
10014 * tree-ssa-loop-niter.c (find_loop_niter): New function.
10015 (find_loop_niter_by_eval): Use tree_int_cst_lt.
10016 (num_ending_zeros): Moved to tree.c.
10017 * tree.h (num_ending_zeros): Declare.
10018 * tree.c (num_ending_zeros): Moved from tree.c.
10020 2005-02-09 Richard Henderson <rth@redhat.com>
10022 * builtins.c (DEF_BUILTIN): Add COND argument.
10023 * tree.h (DEF_BUILTIN): Likewise.
10024 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
10025 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
10027 (DEF_BUILTIN_STUB): New.
10028 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
10029 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
10030 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
10031 * c-common.c (DEF_BUILTIN): Add COND argument.
10032 * tree.c (local_define_builtin): New.
10033 (build_common_builtin_nodes): New.
10035 2005-02-09 Roger Sayle <roger@eyesopen.com>
10037 * fold-const.c (fold_strip_sign_ops): New function to simplify a
10038 floating point expression ignoring the sign of the result.
10039 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
10040 (fold) <MULT_EXPR>: Use it to simplify x*x.
10041 * tree.h (fold_strip_sign_ops): Prototype here.
10042 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
10043 argument. Use fold_strip_sign_ops to simplify the first argument.
10044 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
10045 first argument when the second argument is an even integer
10046 constant, but only with -funsafe_math_optimizations.
10047 (fold_builtin_1): Update call to fold_builtin_copysign.
10049 2005-02-09 Ian Lance Taylor <ian@airs.com>
10051 PR middle-end/19583
10052 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
10053 just check whether EH_FILTER_FAILURE falls through.
10055 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
10057 * gcc/haifa-sched.c (schedule_block): Make queued sched group
10058 insns return to ready list in the next turn.
10060 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10062 PR middle-end/19402
10063 * builtins.def: New __builtin_powi[lf].
10064 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
10065 (expand_builtin_powi): New function.
10066 (expand_builtin): Dispatch to expand_builtin_powi.
10067 * libgcc2.h: Add prototypes for __builtin_powi[lf].
10068 * libgcc2.c: Add __builtin_powi[lf] implementation.
10069 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
10070 * optabs.h: Add powi_optab.
10071 * optabs.c (init_optabs): Initialize powi_optab.
10072 * doc/extend.texi: Document __builtin_powi[lf].
10074 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
10076 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
10079 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
10081 PR middle-end/19854
10082 * fold-const.c (try_move_mult_to_index): Remove redundant
10083 type argument. Create ADDR_EXPR with correct type.
10084 (fold): Update callers of try_move_mult_to_index. Convert
10085 result to the appropriate type.
10087 2005-02-09 Roger Sayle <roger@eyesopen.com>
10090 * config/avr/avr.c (default_rtx_costs): Delete.
10091 (avr_operand_rtx_cost): New function.
10092 (avr_rtx_costs): Completely rewrite.
10094 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
10097 * config/cris/cris.c (in_code): New variable.
10098 (cris_output_addr_const): Now a static function, a wrapper for
10100 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
10101 case from old cris_output_addr_const.
10102 (cris_asm_output_label_ref): Similar for LABEL_REF.
10103 (cris_output_addr_const_extra): Similar for UNSPEC.
10104 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
10105 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
10106 * config/cris/cris-protos.h (cris_output_addr_const): Remove
10108 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
10109 (cris_asm_output_label_ref): Declare.
10111 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
10113 PR preprocessor/19801
10114 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
10115 filenames that changed when libcpp was moved to the toplevel.
10117 2005-02-07 Roger Sayle <roger@eyesopen.com>
10119 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
10120 zero extensions of BImode operands. Call lowpart_subreg instead
10121 of gen_lowpart_common and gen_lowpart_SUBREG.
10123 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
10126 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
10127 * configure.ac: Set cc_for_cross_gnattools.
10128 * configure: Regenerate.
10130 2005-02-08 Alan Modra <amodra@bigpond.net.au>
10133 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
10135 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10138 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
10139 of nested functions.
10141 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
10143 * doc/extend.texi: Document deprecated extensions allowing
10144 static floating-point members to have initializers and allowing
10145 floating-point literals in integral constant expressions.
10147 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
10149 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
10150 config/darwin7.h, config/mips/mips.c,
10151 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
10154 * cse.c: Update comments.
10156 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
10158 PR middle-end/19775
10159 * builtins.c (fold_builtin_sqrt): Transform
10160 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
10163 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
10164 Dorit Naishlos <dorit@il.ibm.com>
10166 * doc/invoke.texi (ftree-vectorizer-verbose): New.
10167 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
10168 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
10170 * tree.h (vect_set_verbosity_level): New extern function declaration
10172 * tree-vectorizer.h (verbosity_levels): New enum type.
10173 * tree-vectorizer.c (vect_debug_stats): Function removed.
10174 (vect_debug_details): Likewise.
10175 (vect_verbosity_level): Global variable was defined and initialized.
10176 (vect_dump): Global variable definition.
10177 (vect_print_dump_info): New function.
10178 (vect_set_dump_settings): New function.
10179 (vect_set_verbosity_level): New function.
10180 (vectorize_loops): Add call to vect_set_dump_settings.
10182 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
10183 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10184 (slpeel_tree_peel_loop_to_edge): Likewise.
10186 (vect_analyze_offset_expr): Call to vect_print_dump_info with
10187 appropriate verbosity level instead of call to vect_debug_details
10188 or vect_debug_stats.
10189 (vect_get_base_and_offset):
10190 (vect_create_addr_base_for_vector_ref):
10191 (get_vectype_for_scalar_type):
10192 (vect_create_data_ref_ptr):
10193 (vect_init_vector):
10194 (vect_get_vec_def_for_operand):
10195 (vect_finish_stmt_generation):
10196 (vectorizable_assignment):
10197 (vectorizable_operation):
10198 (vectorizable_store):
10199 (vectorizable_load):
10200 (vect_transform_stmt):
10201 (vect_update_ivs_after_vectorizer):
10202 (vect_do_peeling_for_loop_bound):
10203 (vect_update_inits_of_drs):
10204 (vect_do_peeling_for_alignment):
10205 (vect_transform_loop):
10206 (vect_is_simple_use):
10207 (vect_analyze_operations):
10208 (vect_is_simple_iv_evolution):
10209 (vect_analyze_scalar_cycles):
10210 (vect_analyze_data_ref_dependence):
10211 (vect_analyze_data_ref_dependences):
10212 (vect_compute_data_ref_alignment):
10213 (vect_enhance_data_refs_alignment):
10214 (vect_analyze_data_refs_alignment):
10215 (vect_analyze_data_ref_access):
10216 (vect_analyze_data_ref_accesses):
10217 (vect_analyze_pointer_ref_access):
10218 (vect_get_memtag_and_dr):
10219 (vect_analyze_data_refs):
10220 (vect_mark_relevant):
10221 (vect_stmt_relevant_p):
10222 (vect_mark_stmts_to_be_vectorized):
10223 (vect_can_advance_ivs_p):
10224 (vect_get_loop_niters):
10225 (vect_analyze_loop_form):
10226 (vect_analyze_loop):
10227 (vectorize_loops): Likewise.
10229 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
10230 (vect_update_inits_of_drs):
10231 (vect_do_peeling_for_alignment):
10232 (vect_transform_loop):
10233 (vect_analyze_operations):
10234 (vect_analyze_scalar_cycles):
10235 (vect_analyze_data_ref_dependences):
10236 (vect_analyze_data_refs_alignment):
10237 (vect_analyze_data_ref_accesses):
10238 (vect_analyze_data_refs):
10239 (vect_mark_stmts_to_be_vectorized):
10240 (vect_get_loop_niters):
10241 (vect_analyze_loop_form):
10242 (vect_analyze_loop): Likewise.
10243 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
10245 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
10249 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
10250 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
10251 either -ffast-math or -funsafe-math-optimizations is in use.
10253 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
10254 * config/mips/irix-csr.c: New file.
10255 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
10256 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
10257 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
10260 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
10262 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
10263 redundant, incorrect definitions.
10265 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
10267 ("*tls_indirect_call"): New, reference hard regs directly.
10268 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
10270 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10272 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
10273 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
10275 2005-02-06 Roger Sayle <roger@eyesopen.com>
10277 PR rtl-optimization/19800
10278 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
10279 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
10282 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
10284 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
10286 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
10289 * doc/invoke.texi: Correct documentation of -freorder-functions.
10291 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10294 * doc/invoke.texi: Don't mention gccbug.
10296 2005-02-06 Roger Sayle <roger@eyesopen.com>
10297 Andrew Pinski <pinskia@physics.uc.edu>
10298 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10300 * simplify-rtx.c (simplify_relational_operation_1): Simplify
10301 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
10302 into just (zero_extract:SI FOO (const_int 1) BAR).
10304 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10306 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
10307 macro locally. Don't give last revision date. Use GCC version
10308 number from gcc-common.texi.
10309 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
10310 revision date. Use GCC version number from gcc-common.texi.
10311 Describe being a library as current state rather than as 3.x
10313 * doc/gcc.texi: Remove last update date.
10314 * doc/gccint.texi: Likewise. Update copyright dates.
10315 * doc/install.texi: Update copyright dates.
10317 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
10320 * doc/invoke.texi: Mention for each option included in -Wall that
10321 it is included in -Wall.
10322 * doc/gcc.texi: Update copyright and last modification date.
10324 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10326 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
10327 unnecessary cast to original induction variable increments.
10329 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
10331 PR tree-optimization/18219
10332 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
10333 in distributed form.
10335 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
10337 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
10338 Set bitpos and offset later in the function. Do nothing if the
10339 target is a register and if the bitfield lies completely outside
10341 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
10342 here. Return an uninitialised register if the source value is stored
10343 in a register and the bitfield lies completely outside that register.
10345 2005-02-06 Steven Bosscher <stevenb@suse.de>
10347 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
10350 2005-02-06 Marcin Dalecki <martin@dalecki.de>
10352 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
10354 2005-02-06 Geoffrey Keating <geoffk@apple.com>
10356 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
10357 * config/darwin8.h: New.
10358 * config/darwin7.h: Update comment.
10360 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10361 Dorit Naishlos <dorit@il.ibm.com>
10363 * tree-vectorizer.h (LOC): New type.
10364 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
10365 (loop_line_number): New field in struct _loop_vec_info.
10366 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
10368 * tree-vectorizer.c (input.h): Included.
10369 (find_loop_location): New function.
10370 (vect_debug_stats): Argument changed from loop to LOC. Computation of
10371 loop line number removed.
10372 (vect_debug_details): Likewise.
10373 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
10375 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
10376 call to vect_debug_details/stats changed from loop to loop_loc.
10377 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
10378 (slpeel_tree_peel_loop_to_edge): Likewise.
10380 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
10381 changed from NULL to UNKNOWN_LOC.
10382 (vect_get_base_and_offset):
10383 (vect_create_addr_base_for_vector_ref):
10384 (get_vectype_for_scalar_type):
10385 (vect_create_data_ref_ptr):
10386 (vect_init_vector):
10387 (vect_get_vec_def_for_operand):
10388 (vect_finish_stmt_generation):
10389 (vectorizable_assignment):
10390 (vectorizable_operation):
10391 (vectorizable_store):
10392 (vectorizable_load):
10393 (vect_transform_stmt):
10394 (vect_update_ivs_after_vectorizer):
10395 (vect_do_peeling_for_loop_bound):
10396 (vect_do_peeling_for_alignment):
10397 (vect_transform_loop):
10398 (vect_is_simple_use):
10399 (vect_analyze_operations):
10400 (vect_is_simple_iv_evolution):
10401 (vect_analyze_scalar_cycles):
10402 (vect_analyze_data_ref_dependences):
10403 (vect_compute_data_ref_alignment):
10404 (vect_enhance_data_refs_alignment):
10405 (vect_analyze_data_ref_access):
10406 (vect_analyze_data_ref_accesses):
10407 (vect_analyze_pointer_ref_access):
10408 (vect_get_memtag_and_dr):
10409 (vect_analyze_data_refs):
10410 (vect_mark_relevant):
10411 (vect_stmt_relevant_p):
10412 (vect_mark_stmts_to_be_vectorized):
10413 (vect_can_advance_ivs_p):
10414 (vect_get_loop_niters):
10415 (vect_analyze_loop):
10416 (vectorize_loops): Likewise.
10418 (vectorizable_load): Argument in call to vect_debug_details/stats
10419 changed from loop to LOOP_LOC (loop_vinfo).
10420 (vect_transform_loop):
10421 (vect_analyze_operations):
10422 (vect_analyze_scalar_cycles):
10423 (vect_analyze_data_ref_dependence):
10424 (vect_enhance_data_refs_alignment):
10425 (vect_analyze_data_ref_accesses):
10426 (vect_analyze_pointer_ref_access):
10427 (vect_analyze_data_refs):
10428 (vect_analyze_loop): Likewise.
10430 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
10431 changed from loop to loop_loc.
10433 (vect_enhance_data_refs_alignment): Removed unused variable loop.
10435 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
10436 Dorit Naishlos <dorit@il.ibm.com>
10438 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
10440 (vect_analyze_data_ref_dependences): Likewise.
10442 (vect_is_simple_use): Argument changed from loop structure to
10443 loop_vect_info structure.
10444 (vect_can_advance_ivs_p): Likewise.
10445 (vect_create_index_for_vector_ref): Likewise.
10446 (vect_update_ivs_after_vectorizer): Likewise.
10447 (new_stmt_vec_info): Likewise.
10449 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
10450 changed from loop to loop_vinfo.
10451 (vect_create_data_ref_ptr): First argument in call to
10452 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
10453 (vectorizable_assignment): Second argument in call to vect_is_simple_use
10454 was changed from loop to loop_vinfo.
10455 (vectorizable_operation): Likewise.
10456 (vectorizable_store): Likewise.
10457 (vect_mark_stmts_to_be_vectorized): Likewise.
10458 (vect_do_peeling_for_loop_bound): First argument in call to
10459 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
10460 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
10461 was changed from loop to loop_vinfo.
10462 (vect_analyze_data_ref_dependences): Third argument in call to
10463 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
10465 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
10466 (vect_create_data_ref_ptr): Likewise.
10467 (vect_init_vector): Likewise.
10468 (vect_get_vec_def_for_operand): Likewise.
10469 (vectorizable_assignment): Likewise.
10470 (vectorizable_operation): Likewise.
10471 (vectorizable_store): Likewise.
10472 (vectorizable_load): Likewise.
10473 (vect_update_ivs_after_vectorizer): Likewise.
10474 (vect_is_simple_use): Likewise.
10475 (vect_analyze_data_ref_dependence): Likewise.
10476 (vect_analyze_pointer_ref_access): Likewise.
10477 (vect_can_advance_ivs_p): Likewise.
10479 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
10480 before _stmt_vec_info.
10481 (_stmt_vec_info): Loop field replaced by loop_vec_info.
10482 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
10483 (new_stmt_vec_info): Argument changed from loop structure to
10484 loop_vect_info structure
10486 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
10487 (vect_analyze_offset_expr): Avoid 80 columns overflow.
10488 (vect_create_addr_base_for_vector_ref): Likewise.
10489 (vect_analyze_pointer_ref_access): Likewise.
10491 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10494 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
10495 phi flag if the phi is abnormal.
10497 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
10500 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
10501 information for the new statement.
10503 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10506 * gcc.c (main): Include the target in -v output.
10508 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
10510 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
10511 Do not drop the extend if we'd have to add a paradoxical subreg
10512 later. Include optabs.h and insn-codes.h.
10513 * Makefile.in (combine.o): Depend on $(OPTABS_H).
10515 2005-02-02 Roger Sayle <roger@eyesopen.com>
10517 PR middle-end/19405
10518 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
10519 * fold-const.c (const_binop): Avoid constant folding floating
10520 point operations in modes that use composite representations.
10521 * simplify-rtx.c (simplify_binary_operation): Likewise.
10523 2005-02-02 Geoffrey Keating <geoffk@apple.com>
10525 * config/rs6000/altivec.md (altivec_dst): Make the first operand
10527 (altivec_dstt): Likewise.
10528 (altivec_dstst): Likewise.
10529 (altivec_dststt): Likewise.
10530 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
10533 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10535 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
10536 EXPR_LOCUS from orig_cond to the new cond_stmt.
10537 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
10540 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10542 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
10543 standard_iv_increment_position. Remove call to bsi_next
10544 (no need to bump the iterator anymore).
10545 (vect_create_index_for_vector_ref): Call
10546 standard_iv_increment_position. Remove second function argument.
10547 (vect_finish_stmt_generation): Remove call to bsi_next
10548 (no need to bump the iterator anymore).
10549 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
10550 to vect_create_index_for_vector_ref.
10552 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
10554 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
10555 phis are used out of the loop.
10557 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
10560 * c-decl.c (undef_nested_function): New variable.
10561 (pop_scope): Diagnose undefined nested functions.
10562 (finish_function): Don't attempt cgraph processing or genericizing
10563 if current top-level function contained an undefined nested
10564 function. Reset undef_nested_function at the end of a top-level
10567 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
10569 * tree.c (build_int_cst_type): Take sign of the value into account
10570 when deciding whether sign extend the value.
10572 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10575 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
10576 (cpp_options, cc1_options): Change %{std*&ansi} to
10577 %{std*&ansi&trigraphs}.
10579 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10581 * cse.c: Update comments.
10583 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
10585 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
10586 arguments go on the stack. Do not put complex doubles in odd/even
10589 2005-02-02 Steven Bosscher <stevenb@suse.de>
10591 * doc/invoke.texi: Update the options enabled at -O1, -O2,
10592 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
10593 -ftree-pre, and -fthread-jumps.
10595 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
10597 PR tree-optimization/19578
10598 * tree-flow.h (modified_noreturn_calls): Declare.
10599 (noreturn_call_p): Declare.
10600 * tree-flow-inline.h (noreturn_call_p): New function.
10601 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
10602 * tree-cfg.c (modified_noreturn_calls): New variable.
10603 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
10604 that contain a mid-block noreturn call.
10605 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
10607 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
10609 * df.c (df_def_record_1, df_uses_record): Don't use
10611 * df.h (DF_FOR_REGALLOC): Remove.
10613 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10616 * c-typeck.c (really_start_incremental_init): Reset
10617 constructor_max_index for arrays of incomplete type.
10619 2005-02-02 Jeff Law <law@redhat.com>
10621 * gcse.c (struct reg_set): Store the block index where the register
10622 was set rather than the setting insn.
10623 (record_one_set, compute_transp): Corresponding changes.
10624 (pre_insert_copy_insn): Do not call replace_one_set.
10625 (replace_one_set): Remove.
10627 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
10630 * doc/gcov.texi: Fix typo.
10632 2005-02-01 Richard Henderson <rth@redhat.com
10635 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
10636 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
10638 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
10639 * config/i386/i386-protos.h: Update.
10641 2005-02-01 Steven Bosscher <stevenb@suse.de>
10643 PR tree-optimization/19217
10644 * tree-cfg.c (verify_expr): Use the data field to see if TP was
10645 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
10646 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
10647 that it is walking a PHI node.
10649 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
10651 * doc/extend.texi (Nested Functions): Update.
10653 2005-02-01 Richard Henderson <rth@redhat.com>
10656 * optabs.c (expand_copysign_absneg): Export.
10657 * optabs.h (expand_copysign_absneg): Declare.
10658 * config/rs6000/rs6000.md (copysigntf3): New.
10660 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10662 PR tree-optimization/19633
10663 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
10664 * tree-ssa-alias.c (init_alias_info): Initialize.
10665 (merge_pointed_to_info): Set.
10666 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
10667 (dump_points_to_info_for): Show value of pt_null.
10668 (struct count_ptr_d): Declare.
10669 (find_ptr_dereference): Remove.
10670 (ptr_is_dereferenced_by): Remove.
10671 (count_ptr_derefs): New local function.
10672 (count_uses_and_derefs): New local function.
10673 (compute_points_to_and_addr_escape): Call it. If the number
10674 of dereferences is greater than zero, mark the pointer as
10675 dereferenced. If there are fewer dereferences than uses of
10676 the pointer, the pointer's value escapes.
10678 2005-02-01 Diego Novillo <dnovillo@redhat.com>
10680 PR tree-optimization/19670
10681 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
10683 (verify_use): ... set it here, instead.
10685 2005-02-01 Janis Johnson <janis187@us.ibm.com>
10687 * doc/sourcebuild.texi (Test directives): Fix formatting.
10689 * doc/sourcebuild.texi (Test directives): Describe selector
10692 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
10694 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
10695 specific 64-bit CPUs.
10697 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
10700 * arm.c (arm_eliminable_register): New function.
10701 (adjacent_mem_locations): Don't allow eliminable registers. Use
10702 HOST_WIDE_INT for address offsets.
10703 * arm-protos.h (arm_eliminable_register): Add prototype.
10705 2005-02-01 Steven Bosscher <stevenb@suse.de>
10707 PR optimization/15242
10708 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
10709 * basic-block.h (duplicate_computed_gotos): Add prototype.
10710 * bb-reorder.c (duplicate_computed_gotos): New function to
10711 duplicate sufficiently small blocks ending in a computed jump.
10712 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
10713 if not optimizing for size.
10714 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
10715 never do tail merging for blocks ending in a computed jump.
10716 * doc/invoke.texi: Document the max-goto-duplication-insns param.
10718 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
10720 Patch from Richard Sandiford <rsandifo@redhat.com>
10721 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
10722 from inheriting a subreg equivalence with a non-spill register.
10724 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
10726 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
10728 * config/frv/frv.c (movcc_fp_destination_operand): New.
10729 (gpr_or_memory_operand): Fix typo in comment.
10730 (gpr_or_memory_operand_with_scratch): New.
10731 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
10732 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
10733 movcc_fp_destination_operand.
10734 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
10735 Legitimize memory addresses using a scratch register.
10737 2005-01-31 Jeff Law <law@redhat.com>
10739 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
10740 bitmap a sparse bitmap instead of a simple bitmap.
10741 (mark_def_sites_initialize_block): Corresponding changes.
10742 (ssa_mark_def_sites_initialize_block): Likewise.
10743 (ssa_mark_phi_uses): Likewise.
10744 (mark_def_site, ssa_mark_def_sites): Likewise.
10745 (mark_def_site_blocks): Likewise.
10746 (rewrite_ssa_into_ssa): Likewise.
10748 * tree-ssa-dom.c (record_cond): Pass correct variable type
10749 for last argument to htab_find_slot_with_hash.
10751 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
10752 effects when optimizing 0 % X. Do not try to optimize X % 0.
10754 2005-01-31 James E. Wilson <wilson@specifixinc.com>
10756 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
10759 2005-02-01 Eric Christopher <echristo@redhat.com>
10761 * config/mips/mips.c (override_options): Warn if -mint64
10763 * doc/invoke.texi (MIPS Options): Document that -mint64 is
10766 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
10768 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
10770 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
10771 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
10772 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
10773 (cached_regno): Initialize to INVALID_REGNUM.
10774 (cse_reg_info_table_size,
10775 cse_reg_info_table_first_uninitialized,
10776 cse_reg_info_timestamp): New.
10777 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
10779 (init_cse_reg_info, get_cse_reg_info_1): New.
10780 (get_cse_reg_info): Cache the last look-up.
10781 (new_basic_block): Update the code to clear mappings from
10782 registers to cse_reg_info entries.
10783 (cse_main): Call init_cse_reg_info.
10785 * cse.c (get_cse_reg_info): Update a comment.
10787 2005-01-31 Steven Bosscher <stevenb@suse.de>
10790 * c-decl.c (start_decl): Do not warn about arrays of elements with
10791 an incomplete type here.
10792 (grokdeclarator): Do it here by making a pedwarn an error.
10793 * c-typeck.c (push_init_level): If there were previous errors with
10794 the constructor type, do not warn about braces for initializers.
10795 (process_init_element): Likewise for excess initializer elements.
10797 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
10799 * cse.c (delete_trivially_dead_insn): Don't iterate.
10801 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
10803 * config/rs6000/rs6000.md (copysignsf3): New expand.
10804 (copysigndf3): Likewise.
10806 2005-01-31 Steven Bosscher <stevenb@suse.de>
10808 * recog.c (constrain_operands): Only look for earlyclobber operand
10809 conflicts if an '&' constraint was seen.
10811 2005-01-31 Marc Espie <espie@openbsd.org>
10813 * config.gcc: Don't include embedded systems fragment, switches default
10814 debugging format to ELF.
10815 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
10816 longer pick it up there.
10818 2005-01-31 Dale Johannesen <dalej@apple.com>
10820 * doc/extend.texi (nested functions): Fix linkage description.
10821 Clarify that static is not allowed.
10823 2005-01-31 Dale Johannesen <dalej@apple.com>
10825 * config/rs6000/darwin.md (movsf_low_di): Make work.
10826 (movdf_low_di): Make work.
10828 2005-01-31 Dale Johannesen <dalej@apple.com>
10830 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
10831 Make work for 64 bit.
10833 2005-01-31 Roger Sayle <roger@eyesopen.com>
10834 Dale Johannesen <dalej@apple.com>
10836 PR middle-end/19650
10837 * fold-const.c (fold_binary_op_with_conditional_arg):
10838 Make types match original operands, before STRIP_NOPS.
10840 2005-01-31 Alan Modra <amodra@bigpond.net.au>
10842 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
10843 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
10844 (struct gcc_sigcontext): Delete. Merge contents to..
10845 (struct gcc_ucontext): ..here.
10846 (get_sigcontext): Delete.
10847 (get_regs): New function, like get_sigcontext but return regs ptr.
10848 64-bit version finds regs from r1 to support vdso.
10849 (ppc_linux_aux_vector): New function.
10850 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
10853 2005-01-31 Ira Rosen <irar@il.ibm.com>
10855 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
10857 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
10858 redundant fold. Fix misalignment for MINUS_EXPR.
10859 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
10860 (vect_analyze_pointer_ref_access): Likewise.
10861 (vect_get_memtag_and_dr): Likewise.
10863 2005-01-31 Richard Henderson <rth@redhat.com>
10865 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
10866 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
10867 absnegdf2_i387, absnegxf2_i387): Likewise.
10869 2005-01-31 Richard Henderson <rth@redhat.com>
10872 * optabs.c (expand_copysign_absneg): New.
10873 (expand_copysign_bit): Split out from ...
10874 (expand_copysign): ... here. Use expand_copysign_absneg.
10876 2005-01-30 Roger Sayle <roger@eyesopen.com>
10878 PR middle-end/19697
10879 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
10880 constant as the second operand and a register as the third.
10882 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
10885 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
10886 that dllimport'd functions do not use all call-clobbered registers
10887 to pass parameters.
10889 2005-01-30 Richard Henderson <rth@redhat.com>
10892 * optabs.c (expand_absneg_bit): Split out from expand_unop and
10893 expand_abs_nojump and generalize. Use operand_subword and
10894 emit_no_conflict_block. Support large modes.
10895 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
10897 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
10898 negation to subtraction.
10899 (expand_copysign): Check that the format has signed zeros.
10900 Use operand_subword and emit_no_conflict_block. Support large modes.
10902 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
10904 Fix PR tree-optimization/19624
10906 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
10907 * tree-ssa-pre.c: Add cfgloop.h.
10909 (pre_stats): New member, constified.
10910 (inserted_exprs): New static variable.
10911 (NECESSARY): New macro.
10912 (create_expression_by_pieces): Fold the expression, and
10913 mark it as defaulting to not necessary. Also put in
10915 (fully_constant_expression): New function.
10916 (insert_into_preds_of_block): Modify to not insert phis when we
10917 are playing with induction variables.
10918 Push phis onto the inserted_exprs vector, and mark them as not
10919 necessary by default.
10920 (insert_aux): Call fully_constant_expression on eprime.
10921 If all edges produce the same value, mark it constant.
10922 (mark_operand_necessary): New function.
10923 (remove_dead_inserted_code): New function.
10924 (init_pre): Init loop optimizer to get loop info.
10925 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
10926 (execute_pre): Commit edge inserts, then remove dead code.
10928 2005-01-30 Richard Henderson <rth@redhat.com>
10930 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
10931 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
10933 2005-01-30 Richard Henderson <rth@redhat.com>
10936 * config/i386/i386.c (ix86_expand_copysign): New.
10937 (ix86_split_copysign_const): New.
10938 (ix86_split_copysign_var): Rename from ix86_split_copysign,
10939 rearrange op1/nmask operands.
10940 * config/i386/i386-protos.h: Update.
10941 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
10942 (copysigndf3): Likewise.
10943 (copysignsf3_const, copysigndf3_const): New.
10944 (copysignsf3_var): Rename from copysignsf3, split out splitter
10945 and fix split predicate for X constraint.
10946 (copysigndf3_var): Similarly.
10948 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
10950 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
10951 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
10952 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
10954 2005-01-29 Richard Henderson <rth@redhat.com>
10957 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
10958 of # and * in constraints.
10960 2005-01-29 Richard Henderson <rth@redhat.com>
10962 PR middle-end/19689
10963 * expr.c (store_field): Don't strip sub-mode cast when the input
10964 data is even smaller.
10966 2005-01-29 Richard Henderson <rth@redhat.com>
10968 PR middle-end/19687
10969 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
10972 2005-01-29 Richard Henderson <rth@redhat.com>
10974 * combine.c (make_field_assignment): Fix argument order
10977 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
10979 PR tree-optimization/15791
10980 * fold-const.c (extract_array_ref): New function.
10981 (fold): Fold comparisons between &a[i] and &a[j] or
10982 semantically equivalent trees.
10984 2005-01-29 Jeff Law <law@redhat.com>
10986 * gcse.c (insert_expr_in_table): Revamp handling of available
10987 and anticipatable occurrence lists to avoid unnecessary list
10989 (insert_set_in_table): Similarly.
10991 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
10993 * c-common.c (fix_string_type): Just use c_build_qualified_type to
10995 (c_build_qualified_type): Build qualified array types with
10996 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
10997 * c-decl.c (c_make_fname_decl): Build unqualified array type
10998 before qualified type.
10999 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
11000 type is qualified, not just if type itself is. Don't apply
11001 qualifiers to array type when declarator is processed. Apply
11002 qualifiers to field type whether or not it is an array type.
11003 Don't handle array types specially for applying qualifiers to
11005 * c-typeck.c (composite_type): Build unqualified element type and
11006 array type when forming composite of array types.
11007 (common_pointer_type, comptypes, comp_target_types,
11008 type_lists_compatible_p, build_indirect_ref, build_array_ref,
11009 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
11011 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
11012 (args2) in variables a1 and a2.
11014 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
11016 * cse.c (n_elements_made, max_elements_made): Remove.
11017 (insert): Don't touch n_elements_made.
11018 (cse_main): Don't touch n_elements_made or max_elements_made.
11020 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
11023 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
11024 configuration part of dp-bit.c to be lost.
11026 2005-01-28 Roger Sayle <roger@eyesopen.com>
11028 * expmed.c (expand_mult_highpart_optab): When attempting to use
11029 a non-widening multiplication in a wider mode, the operands need
11030 to be converted (zero or sign extended) to that mode.
11032 2005-01-28 Ian Lance Taylor <ian@airs.com>
11034 PR middle-end/16558
11035 PR middle-end/19583
11036 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
11037 through if both operands fall through.
11039 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11041 * cse.c (fold_rtx) <PC>: Don't optimize.
11043 2005-01-28 Jeff Law <law@redhat.com>
11045 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
11046 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
11048 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
11050 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
11051 cse_reg_info_used_list_end): Remove.
11052 (cse_reg_info_list, cse_reg_info_list_free): New.
11053 (get_cse_reg_info): When allocating an instance of
11054 cse_reg_info, add it to the beginning of the cse_reg_info_list
11055 list. Remove code to maintain cse_reg_info_used_list.
11056 (new_basic_block): Reset the free list to the beginning of
11059 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
11061 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
11062 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
11063 (frv_expand_mdpackh_builtin): New function.
11064 (frv_expand_builtin): Use it to expand __MDPACKH.
11065 * doc/extend.texi (__MDPACKH): Update documentation.
11067 2005-01-28 Uros Bizjak <uros@kss-loka.si>
11069 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
11070 SSE_FLOAT_MODE_P for use_sse computation.
11072 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
11075 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
11077 2005-01-27 Richard Henderson <rth@redhat.com>
11079 * builtins.c (expand_builtin_copysign): New.
11080 (expand_builtin): Call it.
11081 * genopinit.c (optabs): Add copysign_optab.
11082 * optabs.c (init_optabs): Initialize it.
11083 (expand_copysign): New.
11084 * optabs.h (OTI_copysign, copysign_optab): New.
11085 (expand_copysign): Declare.
11087 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
11088 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
11090 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
11091 (ix86_expand_fp_absneg_operator): ... here.
11092 (ix86_split_copysign): New.
11093 * config/i386/i386-protos.h: Update.
11094 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
11095 (copysignsf3, copysigndf3): New.
11097 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
11098 (copysignsf3, ncopysignsf3): New.
11099 (copysigndf3, ncopysigndf3): New.
11100 (copysignxf3, ncopysignxf3): New.
11101 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
11103 2005-01-27 Arend Bayer <arend.bayer@web.de>
11104 Kazu Hirata <kazu@cs.umass.edu>
11106 * cse.c: (find_best_addr): Don't call copy_rtx before calling
11107 fold_rtx. Save cost recomputation if fold_rtx did nothing.
11108 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
11111 2005-01-27 Jeff Law <law@redhat.com>
11113 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
11114 definitions of SSA_NAMEs which are not being rewritten.
11115 (rewrite_ssa_into_ssa): Only initialize the current definition
11116 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
11117 If checking is enabled, assert that SSA_NAME_AUX is clear for all
11118 SSA_NAMEs before returning.
11120 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
11122 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
11123 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
11124 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
11125 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
11126 config/mips/iris6.h, config/sh/sh.c: Update copyright.
11128 2005-01-27 Steven Bosscher <stevenb@suse.de>
11130 PR middle-end/17278
11131 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
11132 higher to -O2 and higher. Likewise for tree PRE.
11133 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
11136 2005-01-27 Ian Lance Taylor <ian@airs.com>
11138 PR middle-end/19583
11139 * gimple-low.c (try_catch_may_fallthru): New static function.
11140 (block_may_fallthru): Handle TRY_CATCH_EXPR.
11141 * tree-inline.c (expand_call_inline): Don't warn about reaching
11142 the end of a non-void function being inlined if the function uses
11145 2005-01-27 Jakub Jelinek <jakub@redhat.com>
11147 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
11150 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
11151 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
11152 (implicitly_declare): Handle error_mark_node.
11154 2005-01-27 Richard Henderson <rth@redhat.com>
11157 * tree.h (struct tree_decl): Add debug_expr_is_from.
11158 (DECL_DEBUG_EXPR_IS_FROM): New.
11159 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
11160 * dwarf2out.c (dwarf2out_var_location): Update to match.
11161 * tree-outof-ssa.c (create_temp): Likewise.
11162 * var-tracking.c (track_expr_p): Likewise.
11163 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
11164 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
11165 * toplev.c (default_tree_printer): Likewise.
11167 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
11169 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
11170 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
11172 2005-01-27 Steven Bosscher <stevenb@suse.de>
11174 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
11175 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
11176 ASM_CLOBBERS): Add tree checks.
11178 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
11179 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
11180 * c-common.def (SWITCH_STMT): Update to match.
11181 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
11182 macros instead of SWITCH_EXPR ones.
11183 * c-dump.c (c_dump_tree): Likewise.
11184 * c-gimplify.c (gimplify_switch_stmt): Likewise.
11185 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
11187 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
11189 2005-01-27 Alan Modra <amodra@bigpond.net.au>
11191 * unwind-dw2.c (execute_stack_op): Add missing cases for
11192 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
11194 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
11196 * config.gcc (Obsolete configurations): Remove 'dummy', add
11197 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
11200 2005-01-26 Diego Novillo <dnovillo@redhat.com>
11202 PR tree-optimization/19633
11203 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
11205 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
11206 are no call-clobbered variables.
11207 * tree-outof-ssa.c (check_replaceable): Return false for calls
11210 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
11212 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
11213 even for variables with NULL DECL_INITIAL.
11215 2005-01-26 Stuart Hastings <stuart@apple.com>
11217 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
11219 2005-01-26 Richard Henderson <rth@redhat.com>
11221 PR middle-end/18008
11222 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11224 * expr.c (store_field): Strip conversions to odd-bit-sized types
11225 if the destination field width matches.
11227 2005-01-26 Richard Henderson <rth@redhat.com>
11229 * c-decl.c, expmed.c, expr.c: Revert last change.
11231 2005-01-26 Richard Henderson <rth@redhat.com>
11233 PR middle-end/18008
11234 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
11236 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
11237 if we don't need the bits above those present in the current mode.
11238 * expr.c (store_field): Strip conversions to odd-bit-sized types
11239 if the destination field width matches.
11241 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
11243 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
11244 either -ffast-math or -funsafe-math-optimizations is in use.
11246 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
11250 * config/avr/avr.c (notice_update_cc): Only set condition code for
11251 ashrqi3 if shift count > 0.
11252 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
11253 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
11254 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
11255 count <= 0 as a no-op, and shift count >= width by copying zero
11256 or sign bit to all bits of the result.
11257 * config/avr/avr.md (all shifts): Add alternatives for zero shift
11258 count, with attribute "length" set to 0 and "cc" set to "none".
11260 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11262 * doc/invoke.texi: Document -mTLS.
11264 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
11265 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
11266 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
11267 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
11268 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
11269 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
11270 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
11271 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
11273 * configure.ac: Check for a TLS capable gas.
11275 * configure: Regenerate.
11277 2005-01-26 Richard Henderson <rth@redhat.com>
11279 PR middle-end/18008
11280 * combine.c (make_field_assignment): Simplify store to zero_extract
11281 from a source with an overlapping mask.
11283 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
11285 2004-11-11 Eric Christopher <echristo@redhat.com>
11287 * config/frv/frv.md: Add fr400_integer automaton. Don't
11288 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
11291 2005-01-26 Steven Bosscher <stevenb@suse.de>
11293 PR middle-end/16585
11294 * cfgbuild.c (make_edges): Do not clear or set
11295 current_function_has_computed_jump.
11296 * function.h (struct function): Remove the has_computed_jump field.
11297 (current_function_has_computed_jump): Do not define.
11298 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
11299 in a computed jump. Ignore current_function_has_computed_jump.
11301 2005-01-26 Richard Henderson <rth@redhat.com>
11303 PR middle-end/19515
11304 * expr.c (categorize_ctor_elements): New argument p_must_clear.
11305 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
11307 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
11308 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
11309 objects into static storage if they have more than one non-zero value.
11310 * tree.h (categorize_ctor_elements): Update decl.
11312 2005-01-26 Steven Bosscher <stevenb@suse.de>
11314 PR middle-end/19616
11315 * tree.h (CALL_EXPR_TAILCALL): Add comment.
11316 * calls.c (check_sibcall_argument_overlap_1): Revert the change
11317 to this function from 2004-07-10.
11318 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
11319 the current function for tail call optimizations if the address
11320 of one of it its arguments is taken.
11322 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
11324 * cse.c (fold_rtx): Call equiv_constant only when necessary.
11326 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
11328 * function.c (expand_function_end): If current_function_calls_alloca,
11329 emit stack restore in a place that is reached when the function falls
11330 through at the end.
11332 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
11334 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
11335 rule to avoid matching inappropriate suffix rule.
11337 2005-01-26 Jan Hubicka <jh@suse.cz>
11339 PR tree-optimization/19241
11340 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
11342 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11344 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
11345 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
11347 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
11348 <sim*>: Always use crt1.o, regardless of N in simN.
11349 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11350 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
11351 (CRT_CALL_STATIC_FUNCTION): Remove.
11352 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
11353 use crt1.o, regardless of N in simN.
11354 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
11355 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
11356 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
11357 case isystem setting.
11358 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
11360 2005-01-25 Ian Lance Taylor <ian@airs.com>
11362 * gimple-low.c (block_may_fallthru): Correct handling of
11363 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
11365 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
11367 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
11368 handlers to match indentation; nested under the mtune=* handler.
11369 Similar for mcpu= and march=.
11371 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
11373 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
11374 * config/mips/linux64.h (LIB_SPEC): Likewise.
11375 * config/mn10300/linux.h (LIB_SPEC): Likewise.
11376 * config/sh/linux.h (LIB_SPEC): Likewise.
11378 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
11380 * config/frv/frv.c (frv_legitimize_tls_address): New.
11381 (TARGET_HAVE_TLS): Define.
11382 (FRV_SYMBOL_REF_TLS_P): Define.
11383 (frv_override_options): Handle new register classes.
11384 (frv_legitimate_address_p): Reject tls addresses.
11385 (frv_legitimize_address): Handle TLS addresses.
11386 (gen_inlined_tls_plt): New.
11387 (gen_tlsmoff): New.
11388 (frv_legitimize_tls_address): New.
11389 (unspec_got_name): Add TLS entries.
11390 (got12_operand): Add R_FRV_TLSMOFF12 case.
11391 (frv_emit_move): Fixup TLS addresses.
11392 (frv_emit_movsi): Legitimize TLS addresses.
11394 * config/frv/frv.h (MASK_BIG_TLS): New.
11395 (TARGET_BIG_TLS): New.
11396 (HAVE_AS_TLS): Define.
11397 (TARGET_SWITCHES): Add -mTLS and -mtls options.
11398 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
11399 (REG_CLASS_NAMES): Same.
11400 (REG_CLASS_CONTENTS): Same.
11401 (CONSTRAINT_LEN): New.
11402 (REG_CLASS_FROM_CONSTRAINT): New.
11403 (PREDICATE_CODES): Add symbolic_operand.
11405 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
11406 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
11407 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
11408 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
11409 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
11410 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
11411 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
11412 GR9_REG, GR14_REG, LRREG.
11413 (type): Add load_or_call attribute.
11414 ("load_or_call"): New reservation.
11415 ("call_gettlsoff"): New.
11416 ("tls_indirect_call"): New.
11417 ("tls_load_gottlsoff12"): New.
11418 ("tlsoff_hilo"): New.
11419 ("tls_tlsdesc_ldd"): New.
11420 ("tls_tlsoff_ld"): New.
11423 * config/frv/frv-protos.h (symbolic_operand): Protoize.
11425 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
11427 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
11428 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
11429 * config/frv/frv.c (TLS_BIAS): Define.
11430 (frv_output_dwarf_dtprel): New.
11432 2005-01-26 Jakub Jelinek <jakub@redhat.com>
11434 PR rtl-optimization/19579
11435 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
11436 both A and B, see if they don't clobber registers the other expr uses.
11438 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
11440 * real.c (do_add): Initialize signalling and canonical members.
11442 * real.c (real_from_integer): Zero out destination.
11444 2005-01-18 Jan Hubicka <jh@suse.cz>
11446 PR tree-optimize/19337
11447 * tree-inline.c (initialize_inlined_parameters): Copy
11448 saved_static_chain_decl only.
11450 2005-01-25 Richard Henderson <rth@redhat.com>
11454 * config/i386/i386.c (x86_inter_unit_moves): Zero.
11455 (ix86_preferred_reload_class): Rewrite fp-constant section, with
11456 80387 enabled, to return a proper subclass. Return the subset that
11457 overlaps with GENERAL_REGS for PLUS.
11458 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
11460 2005-01-25 Richard Henderson <rth@redhat.com>
11462 PR middle-end/19609
11463 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
11465 2005-01-25 Roger Sayle <roger@eyesopen.com>
11467 * expmed.c (choose_multiplier): Change interface to return the
11468 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
11469 (expand_divmod): Update calls to choose_multiplier.
11471 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11473 PR middle-end/19330
11474 * expmed.c (extract_bit_field): Use adjust_address instead of
11475 gen_lowpart when op0 is a MEM.
11477 2005-01-24 Steven Bosscher <stevenb@suse.de>
11479 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
11481 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
11483 * config/mips/irix-csr.c: New file.
11484 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
11485 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
11486 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
11489 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
11492 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
11493 sparc/elf.h, add sparc/sp-elf.h.
11494 (sparc-*-rtems*): Likewise.
11495 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
11496 tm-dwarf2.h, add sparc/sp-elf.h.
11497 (sparc86x-*-elf): Likewise.
11498 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
11499 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
11500 TARGET_OS_CPP_BUILTINS.
11501 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11502 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11504 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
11505 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
11506 (SWITCH_TAKES_ARG): Likewise.
11507 (LOCAL_LABEL_PREFIX): Likewise.
11508 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
11509 (TARGET_N_FORMAT_TYPES): Delete.
11510 (TARGET_FORMAT_TYPES): Likewise.
11511 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
11512 * config/sparc/elf.h: Delete.
11513 * config/sparc/sp-elf.h: New file.
11515 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11517 * tree-flow-inline.h (phi_arg_from_edge): Remove.
11518 * tree-flow.h: Remove the corresponding prototype.
11519 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
11520 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
11522 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11525 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
11526 for AIX ABI or ELF -fPIC.
11527 (rs6000_emit_load_toc_table): Don't create toc_section here.
11528 (rs6000_xcoff_file_start): Nor here.
11530 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
11532 * sh.c (ra.h): Don't #include.
11533 (hard_regs_intersect_p): New function, resurrected from ra.c.
11535 * sh.c: Fix 1996 Copyright.
11537 2005-01-24 Richard Henderson <rth@redhat.com>
11538 Aldy Hernandez <aldyh@redhat.com>
11540 * regrename.c (note_sets): Handle subregs.
11542 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
11545 * genconditions.c (write_header, write_conditions): Elide file if
11548 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
11550 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
11551 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
11554 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11556 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
11557 expand_builtin_printf, expand_builtin_fprintf,
11558 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
11559 checking against POINTER_TYPE.
11560 (validate_arglist): Handle POINTER_TYPE code by checking
11563 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
11565 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
11566 init_rtlanal): New.
11567 (for_each_rtx): Call for_each_rtx_1.
11568 * rtl.h (init_rtlanal): Declare.
11569 * toplev.c (backend_init): Call init_rtlanal.
11571 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11573 * flow.c (propagate_one_insn): Formatting.
11575 PR middle-end/19551
11576 * flow.c (libcall_dead_p): Be more conservative if unsure.
11577 If there are any instructions between insn and call, see if they are
11578 all dead before saying the libcall is dead.
11580 2005-01-24 Uros Bizjak <uros@kss-loka.si>
11582 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
11583 operand constraint for operand 0.
11585 2005-01-23 Richard Henderson <rth@redhat.com>
11588 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
11589 edges leading to join block.
11591 2005-01-23 Roger Sayle <roger@eyesopen.com>
11593 * expmed.c (expand_mult_highpart): Make static. Change type of
11594 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
11595 (expand_divmod): Updates calls to expand_mult_highpart by using
11596 gen_int_mode to pass a CONST_INT rtx.
11597 * rtl.h (expand_mult_highpart): Remove prototype.
11599 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11601 * flow.c (regset_bytes, regset_size): Remove.
11603 * cfganal.c: Fix a reference to Harvey's paper.
11605 2005-01-23 Steven Bosscher <stevenb@suse.de>
11607 PR rtl-optimization/19464
11608 * tree-optimize.c (init_tree_optimization_passes): Add one more
11609 copyrename pass just before out-of-ssa.
11611 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
11614 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
11615 * ggc-none.c (ggc_free): Define.
11617 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11619 * cse.c (max_reg, max_insn_uid): Remove.
11620 (cse_main): Don't access max_reg or max_insn_uid.
11622 * c-common.c (explicit_flag_signed_bitfields,
11623 lang_statement_code_p, lang_expand_function_end): Remove.
11624 * c-common.h: Remove the corresponding declarations.
11625 * c-opts.c (c_common_handle_option): Remove all write access
11626 to explicit_flag_signed_bitfields.
11628 * cgraph.c (cgraph_varpool_n_nodes): Remove.
11629 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
11630 * cgraph.h: Remove the corresponding declaration.
11632 * gcse.c (null_pointer_info): Remove.
11634 2005-01-23 Roger Sayle <roger@eyesopen.com>
11635 Eric Botcazou <ebotcazou@libertysurf.fr>
11637 * combine.c (simplify_logical): Only simplify logical expressions
11638 of the form ior(and(x,y),z) by the inverse distributive law if the
11639 result is cheaper than the original.
11641 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
11643 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
11644 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
11645 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
11646 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
11647 config/freebsd-spec.h, config/arm/arm.h,
11648 config/h8300/h8300.md, config/i386/i386.md,
11649 config/i386/predicates.md, config/i386/sse.md,
11650 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
11651 config/vax/vax.md: Fix comment typos. Follow spelling
11654 2005-01-23 Steven Bosscher <stevenb@suse.de>
11656 * gengtype.c (walk_type): Produce `not equal to' compares for loop
11657 tests, instead of `less than'.
11659 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
11661 * function.c (assign_parm_setup_block): When creating a new stack slot
11662 for a parameter, get its alignment from the parameter's DECL_ALIGN
11663 rather than the type's TYPE_ALIGN. Make sure that the parameter
11664 is at least word aligned.
11666 2005-01-22 Roger Sayle <roger@eyesopen.com>
11668 PR middle-end/19378
11669 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
11671 2005-01-22 Richard Henderson <rth@redhat.com>
11674 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
11675 in both compare operands.
11676 (movdfcc_1_sse_max): Likewise.
11677 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
11678 (movdfcc_1_sse): Likewise.
11679 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
11680 scratch register as needed.
11682 2005-01-22 Richard Henderson <rth@redhat.com>
11684 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
11686 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
11688 2005-01-22 Richard Henderson <rth@redhat.com>
11690 * genopinit.c (optabs): Use smin/smax for floating point too.
11691 * doc/md.texi: Update to match. Clarify that floating point
11692 results are undefined for +0/-0 and NaN.
11693 * doc/rtl.texi: Likewise.
11694 * rtl.def (SMIN, SMAX): Likewise
11695 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
11697 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
11698 leading 's' to the name.
11699 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
11700 smaxxf3, sminxf3): Likewise.
11701 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
11704 2005-01-22 Paul Brook <paul@codesourcery.com>
11706 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
11708 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
11710 * config/s390/s390.c (struct processor_costs): New fields
11711 dlgr, dlr, dr, dsgfr, dsgr.
11712 (z900_cost, z990_cost): Values for new fields.
11713 (s390_rtx_costs): New cases MEM und COMPARE in switch
11714 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
11715 DIV, MOD, UDIV, UMOD.
11717 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11719 * config/s390/s390.md ("doloop_si64"): Reload input value directly
11720 into the register being decremented.
11721 ("doloop_si31", "doloop_di"): Likewise.
11722 ("*doloop_si_long"): Adapt pattern.
11724 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
11726 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
11728 (CLASS_MAX_NREGS): Likewise.
11730 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
11732 * doc/tree-ssa.texi (Statement Operands): Add example for new
11733 must-def macro. Note deprecation of old operands interface.
11735 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
11737 PR tree-optimization/19484
11738 * tree-cfg.c (remove_fallthru_edge): New function.
11739 (cleanup_control_flow): Remove fallthru edges from calls that are
11740 now known not to return.
11742 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11744 Fix PR tree-optimization/19038
11745 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
11746 copies with loop variant ones.
11748 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
11750 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
11751 config/alpha/alpha-protos.h, config/alpha/alpha.h,
11752 config/alpha/alpha.md, config/alpha/predicates.md,
11753 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
11754 config/sparc/sol2.h: Update copyright.
11756 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
11757 first label to see if it is a nonlocal label.
11759 2005-01-22 David Edelsohn <edelsohn@gnu.org>
11760 Andrew Pinski <pinskia@physics.uc.edu>
11763 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
11764 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
11766 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11768 * config/rs6000/rtems.h: Update copyright.
11770 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
11773 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
11774 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
11775 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
11777 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11780 * c-typeck.c (convert_arguments): Check for error_mark_node.
11782 2005-01-21 Ian Lance Taylor <ian@airs.com>
11784 PR tree-optimization/13000
11785 * tree-inline.c: Include "tree-flow.h".
11786 (expand_call_inline): If warn_return_type, warn if non-void inline
11787 function falls through.
11788 * tree-cfg.c (execute_warn_function_return): Don't warn about
11789 control reaching end if TREE_NO_WARNING is set. Set
11791 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
11793 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
11794 branch if we don't need one.
11795 * c-typeck.c: Include "tree-flow.h"
11796 (c_finish_bc_stmt): Don't add a goto if the current statement
11797 list doesn't fall through to the current point.
11799 2005-01-21 Roger Sayle <roger@eyesopen.com>
11801 PR rtl-optimization/576
11802 * real.c (real_arithmetic): Change return type from void to bool
11803 to return an indication that the result may be inexact.
11804 * real.h (real_arithmeric): Update prototype.
11805 * fold-const.c (const_binop): Don't constant fold floating
11806 point expressions when the user specifies -frounding-math and
11807 the result may depend upon the run-time rounding mode.
11808 (fold_convert_const_real_from_real): Clean-up.
11809 (fold_initializer): Ignore flag_rounding_math for initializers.
11810 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
11811 constant fold FP operations with flag_rounding_math if the
11812 result may depend upon the run-time rounding mode.
11814 2005-01-21 Tom Tromey <tromey@redhat.com>
11816 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
11818 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
11820 * tree-cfg.c: Fix comment typos.
11822 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
11824 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
11825 around the call to rest_of_handle_branch_target_load_optimize.
11827 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11829 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
11830 (sparc64-*-openbsd*): Likewise.
11831 (sparclite-*-elf*): Include tm-dwarf2.h.
11832 (sparc86x-*-elf*): Likewise.
11833 (sparc64-*-elf*): Likewise.
11834 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
11835 (DBX_DEBUGGING_INFO): Likewise.
11836 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
11837 (PREFERRED_DEBUGGING_TYPE): Likewise.
11838 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
11839 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
11840 (PREFERRED_DEBUGGING_TYPE): Likewise.
11841 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
11842 (PREFERRED_DEBUGGING_TYPE): Likewise.
11843 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
11845 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
11848 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
11850 2005-01-20 Paul Brook <paul@codesourcery.com>
11852 * doc/rtl.texi: Document value extension requirements for CONST_INT.
11854 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11856 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
11857 label is first in a sequence of labels.
11859 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
11861 2005-01-20 Janis Johnson <janis187@us.ibm.com>
11862 Giovanni Bajo <giovannibajo@gcc.gnu.org>
11864 * doc/sourcebuild.texi (Test Directives): New.
11866 2005-01-20 Roger Sayle <roger@eyesopen.com>
11868 * real.c (real_floor): Don't leave the result uninitialized when
11869 mode is VOIDMode, but return the unrounded intermediate value.
11870 (real_ceil): Likewise.
11872 2005-01-20 Paul Brook <paul@codesourcery.com>
11874 * config/arm/arm.md (insv): Use gen_int_mode.
11876 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
11878 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
11879 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11880 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11881 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11882 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
11884 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
11887 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
11888 fbreg, so we have to assume we can't.
11889 (loc_descriptor_from_tree_1): Ditto.
11890 (containing_function_has_frame_base): New function.
11891 (add_location_or_const_value_attribute): Use it.
11892 Also try to generate a frame_base from a single element location
11895 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11897 PR tree-optimization/15349
11898 * timevar.def (TV_TREE_MERGE_PHI): New.
11899 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
11901 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
11902 calls to tree_forwarder_block_p.
11903 (remove_forwarder_block_with_phi, merge_phi_nodes,
11904 gate_merge_phi, pass_merge_phi): New.
11905 * tree-optimize.c (init_tree_optimization_passes): Add
11907 * tree-pass.h: Add an extern for pass_merge_phi;
11909 2005-01-20 Richard Henderson <rth@redhat.com>
11912 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
11913 (_mm_castps_pd, _mm_castps_si128): New.
11914 (_mm_castsi128_ps, _mm_castsi128_pd): New.
11916 2005-01-20 Richard Henderson <rth@redhat.com>
11919 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
11920 __builtin_ia32_vec_init_v2si.
11921 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
11922 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
11923 (ix86_init_mmx_sse_builtins): Create it.
11924 (ix86_expand_builtin): Expand it.
11925 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
11926 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
11927 (vec_extractv2si_0, vec_extractv2si_1): New.
11929 2005-01-20 Richard Henderson <rth@redhat.com>
11932 * config/i386/i386.c (ix86_expand_push): New.
11933 * config/i386/mmx.md (push<MMXMODE>1): New.
11934 * config/i386/sse.md (push<SSEMODE>1): New.
11935 * config/i386/i386-protos.h: Update.
11937 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
11939 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
11942 2005-01-20 Richard Henderson <rth@redhat.com>
11944 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
11945 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
11947 2005-01-19 Richard Henderson <rth@redhat.com>
11950 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
11951 to V4SFmode in SSE1 fallback load path.
11953 2005-01-19 Richard Henderson <rth@redhat.com>
11955 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
11956 in QImode expansion to ix86_expand_vector_set.
11957 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
11959 2005-01-19 Richard Henderson <rth@redhat.com>
11962 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
11963 subclass of the input class.
11964 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
11965 Always true for cross-SSE1 classes. Rationalize conditionals.
11966 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
11967 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
11968 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
11969 (movdi_2): Add MMX/SSE zeros.
11970 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
11971 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
11972 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
11973 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
11974 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
11975 (zero_extendsidi2_rex64_1): Remove.
11976 (MOV0 peephole): Check GENERAL_REG_P.
11978 2005-01-19 Richard Henderson <rth@redhat.com>
11981 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
11983 (ix86_expand_vector_extract): Likewise.
11985 2005-01-19 Richard Henderson <rth@redhat.com>
11987 PR middle-end/19304
11988 * expr.c (emit_move_change_mode): New argument force; use
11989 simplify_gen_subreg if true.
11990 (emit_move_via_alt_mode): Merge into ...
11991 (emit_move_via_integer): ... here.
11992 (emit_move_ccmode): Use emit_move_change_mode directly.
11994 2005-01-19 Richard Henderson <rth@redhat.com>
11997 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
11998 (alpha_preferred_reload_class): Handle CONST_VECTOR.
11999 (alpha_emit_set_const_1): Add no_output parameter; don't emit
12001 (alpha_emit_set_const): Likewise. Make static.
12002 (alpha_emit_set_long_const): Make static.
12003 (alpha_extract_integer): Split out from alpha_expand_mov.
12004 (alpha_split_const_mov): Likewise.
12005 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
12006 (alpha_legitimate_constant_p): New.
12007 * config/alpha/alpha-protos.h: Update.
12008 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
12009 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
12010 * config/alpha/alpha.md (movsi): Add n alternative.
12011 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
12012 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
12013 (splitters for all of the above): Use alpha_split_const_mov.
12014 * config/alpha/predicates.md (non_add_const_operand): New.
12015 (non_zero_const_operand): New.
12016 (input_operand): Use alpha_legitimate_constant_p after reload.
12018 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12020 PR tree-optimization/19038
12021 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
12022 (add_candidate): Add ivs with increment in latch only if
12023 allow_ip_end_pos_p is true.
12024 (determine_iv_cost): Use empty_block_p.
12026 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
12028 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
12029 (compute_dominance_frontiers): Ditto.
12031 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
12034 * config/sh/t-rtems: New.
12035 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
12037 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
12039 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
12040 the offset of the selected field.
12042 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
12044 * tree-cfg.c (remove_forwarder_block): Fix the check to
12045 prevent a nonlocal label from appearing in the middle of a
12048 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
12050 PR rtl-optimization/19462
12051 * reorg.c (find_end_label): Create return insn only if
12052 current_function_epilogue_delay_list is empty.
12054 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
12056 * doc/passes.texi: Remove paragraph mentioning new-ra.
12058 2005-01-19 Jakub Jelinek <jakub@redhat.com>
12060 PR rtl-optimization/15139
12061 * combine.c: Include params.h.
12062 (count_rtxs): New function.
12063 (record_value_for_reg): If replace_rtx would replace at least
12064 2 occurrences of REG in VALUE and TEM is really large, replace REG with
12065 (clobber (const_int 0)) instead of TEM.
12066 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
12067 * params.h (MAX_LAST_VALUE_RTL): New.
12068 * Makefile.in (combine.o): Depend on $(PARAMS_H).
12069 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
12072 * c-typeck.c (digest_init): Only call build_vector if all constructor
12073 elements are *_CST nodes.
12074 * gimplify.c (gimplify_init_constructor): Likewise.
12076 PR middle-end/19164
12077 * c-typeck.c (digest_init): Only call build_vector if inside_init
12080 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12082 * toplev.c (init_asm_output): Remove dead #ifdef.
12084 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
12086 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
12088 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12090 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
12091 accessing DECL_FUNCTION_CODE.
12092 * dojump.c (do_jump): Likewise.
12093 * gimplify.c (gimplify_call_expr): Likewise.
12094 * predict.c (expr_expected_value): Likewise.
12095 (strip_builtin_expect): Likewise.
12096 * tree-inline.c (estimate_num_insns_1): Likewise.
12097 * tree-ssa-loop-im.c (stmt_cost): Likewise
12098 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
12099 (tree_expr_nonnegative_p): Likewise.
12101 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12103 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
12104 variant of the load_pcrel_sym pattern.
12105 * config/sparc/sparc.md (P macro): Move to the top.
12106 (load_pcrel_sym): Macroize using P.
12107 (save_register_window): Likewise.
12109 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
12111 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
12112 ("sordered"): Same.
12114 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
12117 * c-typeck.c (build_asm_expr): Strip nops off
12118 input memory operands.
12120 2005-01-18 David Edelsohn <edelsohn@gnu.org>
12122 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
12123 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
12124 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
12125 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
12127 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
12130 * config/i386/i386.c (override_options): If the 80387 is disabled,
12131 then do not return FP values using FP registers.
12133 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
12135 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
12136 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
12137 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
12138 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
12139 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
12140 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
12141 output.h, postreload-gcse.c, postreload.c, recog.c,
12142 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
12143 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
12144 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
12145 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
12146 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
12147 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
12148 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
12149 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
12151 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
12152 config/alpha/alpha.c, config/arm/vfp.md,
12153 config/i386/emmintrin.h, config/i386/i386-modes.def,
12154 config/i386/i386-protos.h, config/i386/i386.h,
12155 config/i386/pmmintrin.h, config/i386/ppro.md,
12156 config/i386/predicates.md, config/i386/xmmintrin.h,
12157 config/i860/i860.c, config/ia64/ia64-modes.def,
12158 config/ia64/ia64-protos.h, config/ia64/ia64.h,
12159 config/ia64/ia64.md, config/ia64/itanium1.md,
12160 config/ia64/itanium2.md, config/ia64/predicates.md,
12161 config/iq2000/iq2000.h, config/mips/linux64.h,
12162 config/rs6000/aix41.h, config/rs6000/aix43.h,
12163 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
12164 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
12165 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
12166 config/sparc/linux64.h, config/sparc/litecoff.h,
12167 config/sparc/sp64-elf.h, config/sparc/sparc.c,
12168 config/sparc/sparc.h, config/sparc/sparc.md,
12169 config/sparc/sysv4-only.h: Update copyright.
12171 2005-01-18 Richard Henderson <rth@redhat.com>
12174 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
12176 2005-01-18 Marc Espie <espie@openbsd.org>
12177 * config/i386/openbsdelf.h: Typo.
12179 2005-01-18 Richard Henderson <rth@redhat.com>
12181 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
12182 special case for sse.
12183 * config/i386/predicates.md (sse_comparison_operator): Likewise.
12185 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
12187 * tree-inline.c (estimate_num_insns_1): Added cases for
12188 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
12190 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
12192 PR rtl-optimization/19296
12193 * combine.c (simplify_comparison): Rewrite the condition under
12194 which a non-paradoxical SUBREG of a PLUS can be lifted when
12195 compared against a constant.
12197 2005-01-18 Andi Kleen <ak@muc.de>
12199 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
12200 * c.opt (-Wpointer-sign): Add.
12201 * doc/invoke.texi: (-Wpointer-sign): Add.
12203 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12205 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
12206 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
12207 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
12208 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
12209 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
12210 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
12211 for TARGET_MIX_SSE_I387.
12212 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
12213 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
12214 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
12215 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
12216 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
12217 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
12218 TARGET_MIX_SSE_I387.
12219 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
12222 2005-01-18 Uros Bizjak <uros@kss-loka.si>
12225 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
12226 Add movaps alternative for xmm reg->reg move.
12228 2005-01-17 Jeff Law <law@redhat.com>
12230 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
12231 at the end of the main DOM loop rather than just before DOM exits.
12233 2005-01-17 Diego Novillo <dnovillo@redhat.com>
12235 PR tree-optimization/19121
12236 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
12237 adding aliases to a name tag, also add them to the pointer's
12239 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
12240 sensitive alias info at all. Only check that the two pointers
12241 have compatible pointed-to sets.
12242 * tree-ssa.c (verify_name_tags): Verify that the alias set of
12243 a pointer's type tag is a superset of the alias set of the
12244 pointer's name tag.
12246 2005-01-17 James E Wilson <wilson@specifixinc.com>
12249 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
12250 comment to document why.
12252 2005-01-17 Richard Henderson <rth@redhat.com>
12254 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
12255 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
12256 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
12257 sse2_vmsminv2df3_finite): New.
12258 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
12259 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
12260 Force op1 into register.
12262 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
12264 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
12265 bubblestrap from always rebuilding build directory.
12267 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
12269 * config/s390/s390.md ("*clc"): Remove incorrect '='.
12270 ("*cmpmem_short"): Likewise.
12272 2005-01-17 Steven Bosscher <stevenb@suse.de>
12274 * basic-block.h: Document BB_* flags.
12275 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
12276 use an sbitmap instead.
12277 * sched-rgn.c (compute_trg_info): Likewise.
12279 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
12281 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
12282 redundant target_cpu_default and extra_parts lines. Use the default
12284 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
12285 (SUBTARGET_EXTRA_SPECS): Delete.
12286 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
12287 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
12288 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
12289 and "n32" for -mabi=n32.
12291 2005-01-17 Ian Lance Taylor <ian@airs.com>
12294 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
12295 fold constant variables into initial values.
12297 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12299 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
12301 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
12302 through the statements backward.
12304 2005-01-17 Ian Lance Taylor <ian@airs.com>
12306 PR middle-end/13127:
12307 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
12308 a variable set to the return value of the inlined function.
12310 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
12312 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
12313 when modes are tieable.
12315 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
12317 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
12318 of pthread_create to find out if threads are enabled.
12319 * gthr-posix95.h (__gthread_active_p): Likewise.
12321 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12323 * common.opt (-fnew-ra): Remove.
12325 * toplev.h (flag_new_regalloc): Remove.
12326 * Makefile.in (ra*.*): Don't mention.
12327 * passes.c (rest_of_handle_new_regalloc): Remove.
12328 (rest_of_handle_combine, rest_of_compilation): Always consider
12329 flag_new_regalloc as false.
12330 * doc/invoke.texi: Don't document -fnew-ra.
12332 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
12334 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
12335 last parameter to reg_scan.
12336 * loop.c (loop_optimize): Likewise.
12337 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
12338 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
12339 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
12340 rest_of_handle_gcse, rest_of_handle_loop_optimize,
12341 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
12342 * regclass.c (reg_scan): Likewise, for the declaration.
12343 * rtl.h (reg_scan): Likewise, for the prototype.
12345 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
12347 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
12348 mark_dfs_back_edges.
12350 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
12352 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
12353 (compute_avail): Uses don't go in tmp_gen.
12355 2005-01-16 Steven Bosscher <stevenb@suse.de>
12357 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
12358 loop to look for a free slot in a page entry.
12360 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12363 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
12364 * toplev.c (compile_file): Call process_pending_assemble_output_defs
12365 just before targetm.asm_out.file_end.
12366 * tree.h (process_pending_assemble_output_defs): Declare.
12367 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
12369 (assemble_alias): Defer generation of assembly code for defines when
12370 TARGET_DEFERRED_OUTPUT_DEFS is true.
12371 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12372 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
12373 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
12375 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12378 * pa.c (pa_scalar_mode_supported_p): New function.
12379 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
12380 * pa.h (MIN_UNITS_PER_WORD): Add comment.
12382 * pa-protos.h (prefetch_operand): Delete.
12383 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
12384 * pa.c (prefetch_operand): Delete.
12385 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
12386 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
12387 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
12388 and prefetch_nocc_operand.
12389 * pa.md (prefetch): Rework to avoid reload problems handling short
12390 displacements when a cache control completer needs to be provided.
12391 (prefetch_32, prefetch_64): Delete.
12392 (prefetch_cc, prefetch_nocc): New patterns.
12394 2005-01-15 David Edelsohn <edelsohn@gnu.org>
12396 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
12398 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12401 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
12402 exceeds maximum alignment for global common data.
12403 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
12404 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
12406 2004-01-15 Roger Sayle <roger@eyesopen.com>
12408 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
12410 2004-01-15 Roger Sayle <roger@eyesopen.com>
12412 * harg-reg-set.h (reg_class_names): Prototype global array.
12413 * regclass.c (reg_class_names): Declare here and initialize to
12415 (dump_regclass): Remove local declaration of reg_class_names.
12416 (regclass): Likewise.
12417 * cfg.c (dump_flow_info): Likewise.
12418 * ra-debug.c (reg_class_names): Likewise.
12419 * regrename.c (reg_class_names): Likewise.
12420 * reload.c (reg_class_names): Likewise.
12421 * reload1.c (spill_failure): Likewise.
12422 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
12424 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
12426 * config/s390/s390.md ("reload_outti"): Remove predicate for
12427 output operand. Abort if operand is not a MEM.
12428 ("reload_outdi", "reload_outdf"): Likewise.
12430 2005-01-15 Marc Espie <espie@openbsd.org>
12432 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
12433 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
12434 * config/openbsd.h: Fix C++ includes for native configurations.
12435 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
12436 Add trampoline support.
12437 * config/i386/openbsdelf.h: New.
12439 2005-01-15 Marc Espie <espie@openbsd.org>
12441 * collect2.c (main): Explicitly parse -dynamic-linker option.
12443 2005-01-15 Jakub Jelinek <jakub@redhat.com>
12445 PR tree-optimization/19060
12446 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
12447 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
12448 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
12449 and handle extract_range_from_cond returning false.
12450 * fold-const.c (fold): Optimize comparisons with min/max even for
12451 width > HOST_BITS_PER_WIDE_INT.
12453 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
12455 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
12456 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
12457 Remove little endian multilib variants.
12458 Add mips32 multilib variant.
12460 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
12462 * explow.c (copy_all_reg, stabilize): Remove.
12463 * expr.h: Remove the corresponding prototypes.
12465 * rtlanal.c (regs_set_between_p): Remove.
12466 * rtl.h: Remove the corresponding prototype.
12468 2005-01-14 David Edelsohn <edelsohn@gnu.org>
12470 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
12471 to rs6000_nonimmediate_operand.
12472 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
12473 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
12474 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
12475 rs6000_nonimmediate_operand.
12476 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
12477 rs6000_nonimmediate_operand.
12479 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
12481 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
12483 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12485 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
12487 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
12488 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
12490 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
12491 (rs6k_nonimmediate_operand): New.
12492 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
12494 (legitimate_lo_sum_address_p): Same.
12495 (rs6000_legitimize_address): Same.
12496 (rs6000_legitimize_reload_address): Same.
12497 (rs6000_legitimate_address): Same.
12498 (spe_build_register_parallel): Pass DF and DC modes in a DI
12501 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
12502 to rs6k_nonimmediate_operand.
12504 * config/rs6000/spe.md ("*frob_df_di"): New.
12505 ("*frob_di_df"): New.
12506 ("*frob_di_df_2"): New.
12507 ("*mov_sidf_e500_subreg0"): New.
12508 ("*mov_sidf_e500_subreg4"): New.
12509 ("*movdf_e500_double"): Change predicate to
12510 rs6k_nonimmediate_operand.
12512 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12514 * postreload.c (move2add_note_store): Only call
12515 trunc_int_for_mode on scalar integers.
12517 2005-01-14 Steven Bosscher <stevenb@suse.de>
12519 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
12520 replace BB_VISITED uses.
12521 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
12522 (propagate_necessity): Check the bitmap instead of BB_VISITED.
12523 (tree_dce_done): Free visited_control_parents.
12524 (perform_tree_ssa_dce): Allocate and clear it.
12525 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
12526 (compute_antic): Iterate from here using a DFS. Use an sbitmap
12527 instead of BB_VISITED.
12529 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
12531 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
12532 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
12533 Remove unused prototypes.
12535 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12537 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
12538 64-bit register usage.
12539 (spe_func_has_64bit_regs_p): Add FIXME note.
12541 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
12543 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
12544 flag_finite_math_only with flag_unsafe_math_optimizations.
12546 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
12548 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
12549 end-of-stack check.
12550 (__tpf_eh_return): Copy TPF private stack area from the module
12551 boundary stack frame. Add check for when module addresses are
12552 equal, but no stub address is found.
12554 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
12557 * arm.h (struct machine_function): Add call_via field.
12558 (thumb_call_via_label): Declare.
12559 * arm.c (thumb_call_via_label): New variable.
12560 (thumb_call_reg_needed): New variable.
12561 (arm_output_function_epilogue): For Thumb code, output any per-function
12562 call-indirect trampolines.
12563 (thumb_call_via_reg): New function.
12564 (arm_file_end): New function.
12565 (TARGET_ASM_FILE_END): Call arm_file_end.
12566 (aof_file_end): Likewise.
12567 * arm-protos.h (thumb_call_via_reg): Declare.
12568 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
12569 thumb_call_via_reg in normal case.
12571 2005-01-14 Jakub Jelinek <jakub@redhat.com>
12573 PR middle-end/19084
12574 PR rtl-optimization/19348
12575 * recog.c (peephole2_optimize): Do global life update if some peephole
12576 decides it doesn't need at least one of its inputs and that change
12577 influences liveness at the start of the basic block.
12579 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
12580 arguments instead of 1.
12582 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
12584 PR middle-end/18820
12585 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
12586 zero for nested functions needing a static chain or functions
12587 with a non-constant address.
12589 2005-01-13 Roger Sayle <roger@eyesopen.com>
12591 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
12592 (and (sign_extend X) C) into (zero_extend (and X C)).
12594 2005-01-13 David O'Brien <obrien@FreeBSD.org>
12596 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
12598 2005-01-13 Richard Henderson <rth@redhat.com>
12603 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
12604 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
12605 not just TARGET_SSE.
12606 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
12607 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
12608 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
12609 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
12610 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
12611 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
12612 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
12613 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
12614 (movdicc_c_rex64): Rename with '*'.
12615 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
12616 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
12617 (movsfcc_1_387): Rename from movsfcc_1.
12618 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
12619 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
12620 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
12621 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
12622 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
12623 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
12624 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
12625 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
12626 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
12627 sse_movdfcc_const0_4): Remove.
12628 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
12629 recognize min/max early. Update for changed sse cmove patterns.
12630 (ix86_split_sse_movcc): New.
12631 * config/i386/i386-protos.h: Update.
12633 2005-01-13 Steven Bosscher <stevenb@suse.de>
12635 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
12636 (fix_stmt_v_may_defs): Likewise.
12638 2005-01-13 Richard Henderson <rth@redhat.com>
12640 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
12641 for converting the mask.
12643 2005-01-13 David Edelsohn <edelsohn@gnu.org>
12645 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
12648 2005-01-13 Richard Henderson <rth@redhat.com>
12650 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
12651 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
12652 IX86_BUILTIN_MOVDQ2Q): Remove.
12653 (IX86_BUILTIN_VEC_EXT_V4SI): New.
12654 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
12655 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
12657 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
12658 (sse2_pextrw): Fix immediate constraint.
12659 (sse2_loadq, sse2_loadq_rex64): Remove.
12660 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
12661 Use __builtin_ia32_vec_ext_<size>.
12662 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
12664 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
12666 * function.c (assign_parm_setup_block): Look inside original
12667 entry_parm when inspecting PARALLEL.
12669 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12670 Joel Sherrill <joel@oarcorp.com>
12673 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
12674 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
12675 rtems_gxx_recursive_mutex_init.
12676 (__gthread_recursive_mutex_lock): New function.
12677 (__gthread_recursive_mutex_trylock): Likewise.
12678 (__gthread_recursive_mutex_unlock): Likewise.
12680 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
12682 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
12684 2005-01-13 Jan Beulich <jbeulich@novell.com>
12686 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
12687 (ashrti3_internal): Indicate output is early clobber. Generate result
12688 into output rather than first input. Use move for low word of output
12689 if shift count is exactly 64.
12690 (lshrti3_internal): Likewise.
12692 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
12696 * reload1.c (delete_output_reload): Don't delete an output reload
12697 if the pseudo lives longer than a single basic block. Adjust and
12698 improve wording of comment.
12700 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
12703 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
12704 of TYPE_SIZE where we mean the number of bytes.
12706 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
12708 * function.c (assign_parm_setup_block): Relax condition on
12709 multi-register optimization.
12711 2005-01-12 Nick Clifton <nickc@redhat.com>
12713 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
12714 an "in_delay_slot" attribute of "no" to prevent them being used in
12715 delay slots. This is forbidden because they might generate
12718 2005-01-12 Alan Modra <amodra@bigpond.net.au>
12721 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
12722 with r->Y and Y->r.
12724 2005-01-12 Nick Clifton <nickc@redhat.com>
12726 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
12727 passed on to GAS) but do not define, as GAS no longer supports or
12728 needs the -m2000 option.
12730 2005-01-11 Roger Sayle <roger@eyesopen.com>
12732 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
12733 type as args of unprototyped builtins aren't automatically promoted.
12734 (fold_builtin_abs): Likewise.
12736 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12738 * Makefile.in: Set a `build-warn' variable.
12740 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
12742 PR tree-optimization/17949
12743 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
12744 (find_interesting_uses_address): Use it.
12746 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
12748 * regrename.c (kill_value): Handle subreg's that won't simplify.
12750 2005-01-11 Richard Henderson <rth@redhat.com>
12753 * config/i386/i386.h (enum ix86_builtins): Move ...
12754 * config/i386/i386.c: ... here.
12755 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
12756 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
12757 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
12758 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
12759 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
12760 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
12761 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
12762 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
12763 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
12764 IX86_BUILTIN_LOADDDUP): Remove.
12765 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
12766 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
12767 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
12768 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
12769 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
12770 (ix86_init_builtins): Make static.
12771 (ix86_init_mmx_sse_builtins): Update for changed builtins.
12772 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
12773 if all the modes match. Otherwise, fake it.
12774 (get_element_number, ix86_expand_vec_init_builtin,
12775 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
12776 (ix86_expand_builtin): Make static. Update for changed builtins.
12777 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
12778 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
12779 (ix86_expand_vector_init_duplicate): New.
12780 (ix86_expand_vector_init_low_nonzero): New.
12781 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
12782 Split out from ix86_expand_vector_init; handle integer modes.
12783 (ix86_expand_vector_init): Use them.
12784 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
12785 * config/i386/i386-protos.h: Update.
12786 * config/i386/predicates.md (reg_or_0_operand): New.
12787 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
12788 (movv2sf_internal): Likewise. And a splitter to match them all.
12789 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
12790 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
12791 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
12792 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
12793 (mmx_pinsrw): Fix operand ordering.
12794 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
12795 rather than sse_loadss expander.
12796 (movv2df splitter): Similarly.
12797 (sse_loadss, sse_loadlss): Remove.
12798 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
12799 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
12800 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
12801 (sse3_movddup): Rename with '*'.
12802 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
12803 (sse2_loadsd): Remove.
12804 (vec_dupv2df_sse3): Rename from sse3_loadddup.
12805 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
12806 (sse2_pinsrw): Fix argument ordering.
12807 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
12808 (sse2_stored): Remove 'r' destination.
12809 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
12810 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
12811 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
12812 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
12813 vec_extractv16qi, vec_initv16qi): New.
12815 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
12816 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
12817 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
12819 (_mm_load_pd, _mm_store_pd): Use plain dereference.
12820 (_mm_load_si128, _mm_store_si128): Likewise.
12821 (_mm_load1_pd): Use _mm_set1_pd.
12822 (_mm_load_sd): Use _mm_set_sd.
12823 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
12824 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
12825 (_mm_set_epi64): Use _mm_set_epi64x.
12826 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
12827 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
12828 _mm_setr_epi8): Use _mm_set_foo form.
12829 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
12830 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
12831 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
12832 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
12833 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
12834 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
12835 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
12836 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
12837 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
12838 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
12839 (_mm_movedup_pd): Use _mm_shuffle_pd.
12840 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
12841 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
12842 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
12843 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
12844 Use _mm_setzero_ps.
12845 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
12846 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
12847 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
12848 (_mm_store_ps): Use raw dereference.
12849 (_mm_store1_ps): Use _mm_storeu_ps.
12850 (_mm_storer_ps): Use _mm_store_ps.
12851 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
12852 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
12854 2005-01-11 Stan Shebs <shebs@apple.com>
12856 * config/rs6000/rs6000.c (machopic_output_stub): Issue
12857 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
12859 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
12862 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
12863 Skip all DECLs except for FIELD_DECLs.
12865 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12867 * config/s390/s390.c (override_options): Return error if
12868 -mbackchain, -mpacked-stack and -mhard-float are used together.
12869 (s390_va_start): Remove the backchain && packed-stack special case.
12870 (s390_gimplify_va_arg): Likewise.
12871 * doc/invoke.texi: Remove the ABI incompatibility note.
12873 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
12875 * config/s390/s390.c (struct s390_frame_layout): Remove
12877 (s390_frame_info, s390_emit_prologue): Replace occurrences of
12878 save_backchain_p with TARGET_BACKCHAIN.
12880 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12883 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
12884 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
12885 * function.c (locate_and_pad_parm): Set new field.
12886 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
12887 Tweak where_pad test to include "none". Always set mem align for
12889 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
12890 not sufficient for type.
12891 (assign_parm_setup_block): If stack_parm is zero on entry, always
12892 make a new stack local. Block move old stack parm if necessary
12893 to new aligned stack local.
12894 (assign_parm_setup_stack): Use a block move to handle
12895 potentially misaligned entry_parm.
12896 (assign_parms_unsplit_complex): Specify required alignment when
12897 creating stack local.
12898 * calls.c (compute_argument_addresses): Override alignment of stack
12899 arg calculated from its type with the alignment given by
12900 FUNCTION_ARG_BOUNDARY.
12901 (store_one_arg): Likewise.
12903 2005-01-11 Jan Beulich <jbeulich@novell.com>
12905 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
12906 Change respective itanium_class attribute to ialu.
12907 (shladdp4_internal): New.
12908 * config/ia64/predicates.md (shladd_log2_operand): New.
12910 2005-01-11 Richard Henderson <rth@redhat.com>
12912 * expr.c (store_constructor): Use rtvec_alloc instead of
12913 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
12915 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
12917 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
12919 2005-01-11 Alan Modra <amodra@bigpond.net.au>
12921 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
12922 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
12923 (TARGET_RWRELOC): Define.
12924 (ia64_rwreloc_section_type_flags): Delete.
12925 (ia64_section_type_flags): New function.
12926 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
12927 (TARGET_RWRELOC): Define.
12929 2005-01-10 David Mosberger <davidm@hpl.hp.com>
12932 * config/ia64/ia64.c (process_set): For alloc insn, only call
12933 process_epilogue is !frame_pointer_needed.
12935 2005-01-10 Roger Sayle <roger@eyesopen.com>
12938 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
12939 unary operator and can't be treated as a binary/comparison operator.
12941 2005-01-10 Richard Henderson <rth@redhat.com>
12943 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
12944 (ix86_return_in_memory): Likewise.
12945 (function_arg_advance): Likewise. Mirror structure in function_arg
12946 for choosing register to advance.
12948 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
12950 * tree-vectorizer.c, tree.def: Fix comment typos.
12952 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
12954 * config/s390/s390.c (struct processor_costs): 4 new fields:
12955 ddbr, ddr, debr, der.
12956 (s390_rtx_costs): More precise handling of divide instructions.
12958 2005-01-10 David Edelsohn <edelsohn@gnu.org>
12960 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
12962 2005-01-10 Jan Beulich <jbeulich@novell.com>
12964 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
12965 names resulting from -ffunction-sections/-fdata-sections and linkonce
12967 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
12968 based on the section name. Rearrange the section name comparison logic
12969 slightly so that each section name is compared against at most once.
12971 2005-01-10 Ben Elliston <bje@au.ibm.com>
12973 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
12974 targets for which -fPIC reduces limitations on the GOT size.
12976 2005-01-09 Falk Hueffner <falk@debian.org>
12978 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
12981 2005-01-09 David Edelsohn <edelsohn@gnu.org>
12984 * collect2.c (main): Set aixrtl_flag for -brtl option.
12985 (resolve_lib_name): Search for .so file extension before .a
12986 if aixrtl_flag set.
12988 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
12990 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
12991 (vect_analyze_data_refs_alignment): Add dump prints.
12993 2005-01-09 Ira Rosen <irar@il.ibm.com>
12995 * tree-vectorizer.c (vect_analyze_offset_expr): Use
12996 expr_invariant_in_loop_p.
12997 Initialize outputs first thing in the function.
12998 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
12999 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
13000 (vect_analyze_pointer_ref_access): Check that the initial condition of
13001 the access function is loop invariant.
13003 2005-01-09 Richard Henderson <rth@redhat.com>
13005 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
13006 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
13007 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
13008 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
13009 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
13010 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
13011 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
13012 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
13013 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
13014 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
13015 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
13016 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
13017 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
13018 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
13019 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
13020 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
13021 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
13022 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
13023 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
13024 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
13025 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
13026 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
13027 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
13029 (mmx_clrdi, pavgusb): Remove.
13030 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
13031 with leading sse_ prefix.
13032 * config/i386/sse.md: Receive them.
13033 * config/i386/mmx.md: New file.
13034 (MMXMODE12, MMXMODE24, mmxvecsize): New.
13035 (subrv2sf3): Turn into expander for normal subtraction.
13036 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
13037 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
13038 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
13039 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
13040 commutative; use ix86_binary_operator_ok.
13041 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
13042 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
13043 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
13044 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
13045 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
13046 Macroize from existing patterns; use ix86_binary_operator_ok.
13047 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
13048 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
13049 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
13050 with vec_select+vec_concat.
13051 (mmx_pshufw, mmx_pshufw_1): Likewise.
13052 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
13053 (mmx_uavgv4hi3): Model correctly.
13054 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
13055 _mm_xor_si64): Remove casts.
13057 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
13059 PR tree-optimization/19224
13060 * tree-scalar-evolution.c (get_instantiated_value,
13061 set_instantiated_value): New functions.
13062 (instantiate_parameters_1): Cache the results.
13063 (instantiate_parameters, resolve_mixers): Initialize and free
13066 2005-01-08 David Edelsohn <edelsohn@gnu.org>
13068 * config/i386/i386.md (addhi_4): Correct reference in comment.
13071 2005-01-08 Richard Henderson <rth@redhat.com>
13073 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
13074 (_mm_cvtsi128_si64x): Likewise.
13075 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
13076 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
13077 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
13078 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
13079 * config/i386/i386-protos.h: Update.
13080 * config/i386/i386.c (print_operand): Add 'H'.
13081 (ix86_fixup_binary_operands): Split out from ...
13082 (ix86_expand_binary_operator): ... here.
13083 (ix86_fixup_binary_operands_no_copy): New.
13084 (ix86_expand_fp_absneg_operator): Handle vector mode results.
13085 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
13086 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
13087 (safe_vector_operand): Use CONST0_RTX.
13088 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
13089 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
13090 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
13091 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
13093 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
13094 (IX86_BUILTIN_CMPNGESS): New.
13095 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
13096 (attr type): Add sselog1.
13097 (attr unit, attr memory): Handle it.
13098 (movti, movti_internal, movti_rex64): Move near other integer moves.
13099 (movtf, movtf_internal): Move near other fp moves.
13100 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
13101 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
13102 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
13103 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
13104 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
13105 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
13106 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
13107 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
13108 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
13109 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
13110 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
13111 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
13112 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
13113 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
13114 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
13115 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
13116 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
13117 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
13118 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
13119 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
13120 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
13121 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
13122 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
13123 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
13124 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
13125 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
13126 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
13127 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
13128 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
13129 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
13130 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
13131 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
13132 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
13133 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
13134 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
13135 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
13136 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
13137 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
13138 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
13139 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
13140 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
13141 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
13142 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
13143 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
13145 (SSEPUSH, push<SSEPUSH>): Remove.
13146 (MMXPUSH, push<MMXPUSH>): Remove.
13147 (sse_movaps, sse_movaps_1, sse_movups): Remove.
13148 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
13149 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
13150 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
13151 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
13152 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
13153 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
13154 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
13155 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
13156 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
13157 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
13158 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
13159 (ppro_sse_log_V4SF): Handle sselog1.
13160 * config/i386/predicates.md (const_0_to_1_operand): New.
13161 (const_0_to_255_mul_8_operand): New.
13162 (const_1_to_31_operand): Rename from const_int_1_31_operand.
13163 (const_2_to_3_operand, const_4_to_7_operand): New.
13164 * config/i386/sse.md: New file.
13165 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
13166 (sse_movups): Rename from sse_movups_1.
13167 (sse_loadlss): Rename from sse_loadss_1.
13168 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
13170 (negv4sf2): Use ix86_expand_fp_absneg_operator.
13171 (absv4sf2, negv2df, absv2df): New.
13172 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
13173 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
13174 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
13175 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
13176 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
13177 (sse3_addsubv4sf3): Model correctly.
13178 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
13179 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
13180 (sse_movhlps): Model with vec_select+vec_concat.
13181 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
13182 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
13183 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
13184 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
13185 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
13186 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
13187 sse2_pshufhw_1): Likewise.
13188 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
13189 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
13190 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
13191 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
13192 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
13193 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
13194 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
13195 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
13196 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
13197 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
13198 sminv8hi3): Mark commutative
13199 operands. Use ix86_binary_operator_ok.
13200 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
13201 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
13202 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
13203 sse2_punpcklqdq): Allow operand2 in memory.
13204 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
13205 sse2_movsd): Add memory alternatives.
13206 (sse_storelps): Turn expander into an insn; split after reload.
13207 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
13208 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
13210 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
13212 * configure.ac (DWARF-2 debug_line): Use objdump.
13213 * configure: Regenerate.
13215 2005-01-08 Jeff Law <law@redhat.com>
13216 Diego Novillo <dnovillo@redhat.com>
13218 PR tree-optimization/18241
13219 * tree-nrv.c (tree_nrv): Ignore volatile return values.
13220 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
13221 statements with volatile operands.
13222 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
13223 operands after marking a statement with has_volatile_ops.
13225 2005-01-08 Roger Sayle <roger@eyesopen.com>
13227 * tree.c (int_fits_type_p): Always honor integer constant
13228 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
13230 2005-01-08 Roger Sayle <roger@eyesopen.com>
13232 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
13233 the latent bug in rtl_delete_block has been resolved.
13235 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13237 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
13238 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
13240 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
13242 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
13243 library as @multilib_dir@/$(SHLIB_SONAME).
13245 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
13247 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
13248 * configure: Regenerate.
13250 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13252 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
13255 2005-01-07 David Edelsohn <edelsohn@gnu.org>
13258 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
13259 Convert non-word aligned offset address using ld/std into
13262 2005-01-07 Richard Henderson <rth@redhat.com>
13264 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
13266 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
13268 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
13270 2005-01-07 Jakub Jelinek <jakub@redhat.com>
13272 PR tree-optimization/19283
13273 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
13274 is not shorter than the original type.
13276 PR rtl-optimization/19012
13277 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
13279 PR rtl-optimization/18861
13280 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
13281 (FULL_STATE): Define.
13282 (mark_tablejump_edge): New function.
13283 (purge_dead_tablejump_edges): New function.
13284 (find_bb_boundaries): Use it.
13286 PR tree-optimization/18828
13287 * builtins.c (expand_builtin_next_arg): Remove argument and all
13288 the argument checking.
13289 (expand_builtin): Adjust caller.
13290 (expand_builtin_va_start): Likewise. Remove error for too many
13292 (fold_builtin_next_arg): Issue error for too many arguments.
13293 After checking arguments, replace them with magic arguments that
13294 prevent further checking of the args.
13296 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13298 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
13300 2005-01-06 Roger Sayle <roger@eyesopen.com>
13303 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
13304 and %{.S:...} (and their negative variants) to test whether the
13305 input file is assembler or pre-processed-assembler independent of
13306 the actual filename extension.
13308 2005-01-06 Roger Sayle <roger@eyesopen.com>
13310 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
13311 of sign or zero extended values.
13313 2005-01-06 Geoffrey Keating <geoffk@apple.com>
13315 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
13316 for IBM long double format correctly.
13318 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
13320 Fix PR tree-optimization/18792
13322 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
13323 to first_loop_depth, and use loop depth instead of loop number.
13324 (build_classic_dir_vector): Ditto.
13325 (compute_data_dependences_for_loop): Use depth, not loop number.
13326 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
13327 number. Pass in loops, instead of loop numbers.
13328 (gather_interchange_stats): Ditto.
13329 (linear_transform_loops): Ditto.
13331 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
13334 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
13335 biv_fits_mode_p, extension_within_bounds_p): New functions.
13336 (check_ext_dependent_givs): Use them.
13338 2005-01-06 Roger Sayle <roger@eyesopen.com>
13340 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
13341 more than one barrier, in which case we should delete them all.
13343 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
13345 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
13347 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
13349 Fix PR middle-end/19286
13351 * dwarf2out.c (gen_subprogram_die): If we've already tried to
13352 output this subprogram, simply ignore this attempt to do it again.
13353 (add_abstract_origin_attribute): Don't abort trying to add the abstract
13354 origin attribute if it's not possible.
13355 (gen_block_die): Don't ignore subblocks of "unused" blocks.
13356 (decls_for_scope): Ditto.
13357 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
13358 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
13360 2005-01-05 Richard Henderson <rth@redhat.com>
13363 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
13364 (bdesc_2arg): Use it.
13365 (ix86_expand_binop_builtin): Force operands into registers
13367 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
13368 ix86_expand_sse_compare, ix86_expand_sse_comi,
13369 ix86_expand_builtin): Likewise.
13371 2005-01-05 Richard Henderson <rth@redhat.com>
13373 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
13375 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
13376 (mulv4hi3): Set itanium_class mmmul.
13377 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
13378 (fpack): Rename from fpack_sfsf.
13380 2005-01-05 Richard Henderson <rth@redhat.com>
13383 * reload1.c (do_input_reload): Restrict the optimization deleteing
13384 a previous output reload to RELOAD_FOR_INPUT.
13386 2005-01-05 Steven Bosscher <stevenb@suse.de>
13388 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
13389 comment that we fall through after case.
13390 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
13391 (distribute_links): Likewise.
13392 * cse.c (cse_insn): Likewise.
13393 * cselib.c (cselib_invalidate_mem): Likewise.
13394 * df.c: Update comments at the top of the file.
13395 (read_modify_subreg_p): Update comments here too.
13396 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
13397 * flow.c (mark_set_1): Likewise.
13398 (mark_used_regs): Likewise.
13399 * gcse.c (mems_conflict_for_gcse_p): Likewise.
13400 (canon_list_insert): Likewise.
13401 (mark_set): Likewise.
13402 (try_replace_reg): Likewise.
13403 (store_killed_in_insn): Likewise.
13404 * loop.c (count_one_set): Likewise.
13405 (basic_induction_var): Likewise.
13406 * postreload-gcse.c (find_mem_conflicts): Likewise.
13407 * postreload.c (reload_combine_note_store): Likewise.
13408 (move2add_note_store): Likewise.
13409 * reload.c (find_equiv_reg): Likewise.
13410 (mark_referenced_resources): Likewise.
13411 * rtlanal.c (set_noop_p): Likewise.
13412 (note_stores): Likewise.
13413 (note_uses): Likewise.
13414 * sched-deps.c (sched_analyze_1): Likewise.
13415 * sched-rgn.c (check_live_1): Likewise.
13416 (update_live_1): Likewise.
13417 * config/i860/i860.c: Likewise.
13419 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
13421 (ZERO_EXTRACT): Mention that this one can be an lvalue.
13423 * doc/rtl.texi: Update documentation for bit-fields and SET.
13425 2005-01-05 Roger Sayle <roger@eyesopen.com>
13427 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
13429 2005-01-05 Jan Hubicka <jh@suse.cz>
13430 Richard Henderson <rth@redhat.com>
13433 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
13436 2005-01-05 Richard Henderson <rth@redhat.com>
13439 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
13440 (sse_shufps): Change operand 3 to const_int_operand.
13441 (sse2_storelps): Fix typo in template.
13442 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
13443 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
13444 (ix86_expand_builtin): Likewise.
13446 2005-01-05 Julian Brown <julian@codesourcery.com>
13448 * config/arm/arm.c (arm_return_in_memory): Treat complex types
13449 as aggregates for AAPCS ABIs.
13451 2005-01-05 Stan Shebs <shebs@apple.com>
13453 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
13454 Mach-O getters if ppc64.
13455 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
13457 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
13458 signed four-byte field for global code case.
13459 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
13461 2005-01-05 Roger Sayle <roger@eyesopen.com>
13463 PR middle-end/19100
13464 * c-common.c: Include real.h.
13465 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
13466 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
13467 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
13468 * Makefile.in (c-common.o): Update dependencies.
13470 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13472 * c-parse.in (asm_string): Add trailing semicolon.
13474 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13476 * c-parse.in (asm_string): New. Don't allow wide strings in
13478 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
13479 asm_string instead of STRING.
13481 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
13483 * c-typeck.c (constructor_no_implicit): Remove.
13484 (set_designator, process_init_element): Don't check
13485 constructor_no_implicit.
13487 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
13488 Kaz Kojima <kkojima@gcc.gnu.org>
13491 * lcm.c (create_pre_exit): New.
13492 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
13493 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
13495 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13497 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
13498 -msoft-float in target_float_switch.
13499 * arm.c (arm_override_options): Fix processing of target_float_switch.
13501 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
13503 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
13506 2004-01-05 Uros Bizjak <uros@kss-loka.si>
13508 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
13509 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
13511 2005-01-04 Roger Sayle <roger@eyesopen.com>
13513 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
13514 if deleting the then-block allows the test-block to fallthru to the
13517 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
13520 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
13521 after the full declaration if the are in two different TUs.
13523 2005-01-04 Richard Henderson <rth@redhat.com>
13526 * tree-sra.c (generate_one_element_init): Just
13527 call gimplify_and_add.
13528 (generate_element_init): Record the
13529 new referenced variables and mark them for renaming
13530 and split out to ...
13531 (generate_element_init_1): This.
13532 (scalarize_init): Don't call push_gimplify_context/
13533 pop_gimplify_context.
13535 2005-01-04 Geoffrey Keating <geoffk@apple.com>
13537 * toplev.c (get_src_pwd): Handle failure of getpwd().
13539 2005-01-04 Roger Sayle <roger@eyesopen.com>
13541 * fold-const.c (fold_single_bit_test): Delete unreachable handling
13543 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
13544 all the cases handled by it are inverted by invert_truthvalue.
13546 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13548 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
13549 (save_register_windowsi): Likewise.
13551 2005-01-04 Richard Henderson <rth@redhat.com>
13553 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
13555 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13557 PR middle-end/17767
13558 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
13559 any simplifications of vector mode comparison operators.
13560 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
13562 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
13563 Devang Patel <dpatel@apple.com>
13565 PR tree-optimization/18308
13566 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
13567 the operands before creating a new expression.
13568 * dojump.c (do_jump): Make drop_through_label available
13569 for all cases. Add expansion of COND_EXPR.
13571 2005-01-04 Ira Rosen <irar@il.ibm.com>
13573 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
13574 INTEGER_CST instead of TREE_CONSTANT.
13575 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
13576 instead of TREE_CONSTANT.
13577 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
13578 instead of TREE_CONSTANT.
13580 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
13582 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
13584 2005-01-04 Uros Bizjak <uros@kss-loka.si>
13587 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
13588 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
13590 2005-01-03 Richard Henderson <rth@redhat.com>
13592 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
13593 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
13594 fold_convert_const_real_from_real): Split out from ...
13595 (fold_convert_const): ... here.
13597 2005-01-03 Richard Henderson <rth@redhat.com>
13600 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
13601 (mov<MMXMODEI>_internal): Likewise.
13602 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
13603 Add V2SF case; use it for SSE1; don't use TI.
13604 (movdf_integer): Likewise.
13605 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
13607 2005-01-03 Ira Rosen <irar@il.ibm.com>
13609 * tree-vectorizer.c (vect_strip_conversions): New function.
13610 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
13611 check for binary class.
13613 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
13617 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
13619 * gimple-low.c (mark_blocks_with_used_vars): New function.
13620 (mark_blocks_with_used_subblocks): Ditto.
13621 (mark_used_blocks): Ditto.
13622 (pass_mark_used_blocks): New pass.
13623 * tree-inline.c: Include debug.h.
13624 (expand_call_inline): Call outlining_inline_function here.
13625 * tree-optimize.c (init_tree_optimization_passes): Add
13626 pass_mark_used_blocks.
13627 * tree-pass.h (pass_mark_used_blocks): New.
13628 * Makefile.in (tree-inline.o): Add debug.h dependency.
13630 2005-01-03 Geoffrey Keating <geoffk@apple.com>
13632 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
13633 VAR_DECLs to have weak_import attribute.
13635 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
13638 2004-01-03 Steven Bosscher <stevenb@suse.de>
13640 * passes.c (rest_of_compilation): Don't run regmove if only
13641 flag_expensive_optimizations, require flag_regmove instead.
13643 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13645 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
13647 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
13648 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13649 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
13650 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
13652 2005-01-03 Richard Henderson <rth@redhat.com>
13654 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
13655 (ia64_const_ok_for_letter_p): New.
13656 (ia64_const_double_ok_for_letter_p): New.
13657 (ia64_extra_constraint): New.
13658 (ia64_expand_vecint_compare): New.
13659 (ia64_expand_vcondu_v2si): New.
13660 (ia64_expand_vecint_cmov): New.
13661 (ia64_expand_vecint_minmax): New.
13662 (ia64_print_operand): Add 'v'.
13663 (ia64_preferred_reload_class): New.
13664 (ia64_vector_mode_supported_p): New.
13665 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
13666 (PREFERRED_RELOAD_CLASS): Move to function.
13667 (CONST_OK_FOR_LETTER_P): Move to function.
13668 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
13669 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
13670 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
13671 (EXTRA_CONSTRAINT): Move to function.
13672 * config/ia64/ia64.md: Include vect.md.
13673 (itanium_class): Add mmalua.
13675 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
13677 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
13678 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
13680 (const_int_2bit_operand): New.
13681 (fr_reg_or_0_operand): New.
13682 * config/ia64/ia64-modes.def: Add vector modes.
13683 * config/ia64/ia64-protos.h: Update.
13684 * config/ia64/vect.md: New file.
13686 2005-01-03 Richard Henderson <rth@redhat.com>
13688 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
13690 2005-01-03 Uros Bizjak <uros@kss-loka.si>
13693 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
13695 (log1pdf2): Change mode of operands[0,1] to DFmode.
13697 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
13699 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
13700 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
13701 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
13702 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
13703 SPARC_RELAXED_ORDERING.
13705 2005-01-03 Richard Henderson <rth@redhat.com>
13706 Uros Bizjak <uros@kss-loka.si>
13709 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
13710 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
13711 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
13713 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
13714 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
13715 const_pow2_1_to_128_operand): New predicates.
13717 2005-01-02 Greg McGary <greg@mcgary.org>
13719 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
13721 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
13722 object. [ptr_type]: Remove unused variable.
13723 Remember nearest addressable array-element or record-component
13724 when checking bitfield components. Tolerate empty BIND_EXPR.
13726 2005-01-01 Richard Henderson <rth@redhat.com>
13728 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
13729 that don't narrow the value. Fail for other conversions.
13731 2005-01-01 Richard Henderson <rth@redhat.com>
13734 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
13735 * c-lang.c (finish_file): Don't do it here.
13736 * objc/objc-act.c (objc_finish_file): Likewise.
13738 * cgraph.c (decl_assembler_name_equal): New.
13739 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
13740 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
13741 * cgraph.h (struct cgraph_varpool_node): Add next.
13742 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
13743 * varasm.c (assemble_alias): Mark the target as needed.
13745 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
13747 PR middle-end/19221
13748 * function.c (get_arg_pointer_save_area): Use entry_of_function
13749 instead of get_insns.
13751 2005-01-01 Roger Sayle <roger@eyesopen.com>
13752 Andrew Pinski <pinskia@physics.uc.edu>
13753 James E. Wilson <wilson@specifixinc.com>
13755 PR rtl-optimization/12092
13756 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
13759 2005-01-01 Roger Sayle <roger@eyesopen.com>
13760 Olivier Hainque <hainque@act-europe.fr>
13762 * tree.c (int_fits_type_p): A narrower type always fits in a
13763 wider one, except for negative values into unsigned types.
13765 2005-01-01 Roger Sayle <roger@eyesopen.com>
13767 * tree.c (int_fits_type_p): Compare the result of force_fit_type
13768 with the original constant rather than require TREE_OVERFLOW.
13770 2005-01-01 Steven Bosscher <stevenb@suse.de>
13772 PR middle-end/17544
13773 * c-decl.c (finish_function): If compiling C99, annotate the
13774 compiler generated return with the current file name and line 0.
13775 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
13776 the source line is greater than 0.
13777 (remove_bb): Likewise.