1 2005-04-06 James E Wilson <wilson@specifixinc.com>
4 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
7 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
9 * coverage.h (GCOV_TYPE_NODE): Delete.
10 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
11 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
12 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
13 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
14 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
16 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
19 * Makefile.in (gcc.pot): Remove options.c dependency.
20 * optc-gen.awk: Don't quote help strings with N_().
22 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
24 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
25 the function returns a pointer type.
27 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
29 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
30 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
31 * doc/invoke.texi: Documnet salias-max-implicit-fields.
32 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
33 explicit_uses members.
34 (get_or_create_used_part_for): Initialize new fields.
35 (fieldoff_compare): New function.
36 (create_overlap_variables_for): Count number of fields, use
37 heuristic to determine whether to create subvars for vars with
39 Sort the field list by offset and avoid creating duplicate SFT's.
41 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
43 * c.opt (-F): Remove trailing whitespace from help string.
44 (-finput-charset): Use a tab to separate the switch name and help
46 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
47 (-ftree-vectorizer-verbose): Likewise.
49 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
51 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
52 a PHI argument where a use occurs instead of all PHI arguments.
54 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
56 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
59 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
61 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
62 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
63 config/bfin/bfin.h: Fix comment typos.
65 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
67 * doc/install.texi: Update the URL for Jacks.
68 * doc/sourcebuild.texi: Likewise.
70 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
73 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
74 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
76 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
78 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
80 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
82 * config/v850/v850-protos.h (override_options): Delete.
83 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
84 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
85 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
86 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
87 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
88 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
89 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
90 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
91 (OVERRIDE_OPTIONS): Delete.
92 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
93 (small_memory_info): Remove the value field.
94 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
96 * config/v850/v850.c (small_memory): Remove the value field.
97 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
98 (override_options): Delete.
99 (v850_handle_memory_option, v850_handle_option): New functions.
100 * config/v850/v850.opt: New file.
102 2005-04-06 Geoffrey Keating <geoffk@apple.com>
104 * config.host: Add a section for generic hosts, and a subsection
105 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
106 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
107 * config/host-darwin.h: New.
108 * config/x-darwin: New.
109 * config/i386/host-i386-darwin.c: New.
110 * config/i386/x-darwin: New.
111 * config/rs6000/host-darwin.c: Include host-darwin.h.
112 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
113 (darwin_rs6000_gt_pch_use_address): Likewise.
114 * config/rs6000/x-darwin: Change name of .o built, update
115 dependencies for changes to rs6000/host-darwin.c.
117 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
120 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
122 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
124 * tree-vect-analyze.c (vect_analyze_loop_form): Call
125 split_loop_exit_edge instead of loop_split_edge_with.
127 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
129 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
130 UNSPEC_SET_VSCR): New constants, used throughout.
132 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
134 (altivec_vspltis<VI_char>): ... this pattern, using
135 a QImode const_int_operand for the immediate.
136 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
139 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
142 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
144 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
146 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
148 2005-04-06 Ben Elliston <bje@au.ibm.com>
150 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
151 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
152 macros as living in "this file" and not gcc.h.
154 2005-04-06 Ben Elliston <bje@au.ibm.com>
156 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
157 -ftree-live_range_split. Perhaps renamed at some point?
159 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
162 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
163 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
165 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
167 * tree-flow.h (number_of_iterations_cond): Declaration removed.
168 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
169 (number_of_iterations_special): New function.
170 (number_of_iterations_exit): Use number_of_iterations_special.
171 Use simplify_using_outer_evolutions only at -O3.
172 (number_of_iterations_cond, tree_simplify_using_condition,
173 simplify_using_initial_conditions, loop_niter_by_eval,
174 compare_trees, can_count_iv_in_wider_type_bound,
175 simplify_using_outer_evolutions): Use fold_build.
177 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
179 * doc/install.texi (Configuration): Document --with-java-home.
181 2005-04-05 Richard Henderson <rth@redhat.com>
185 * config/i386/i386.c (print_operand): Handle vector zeros.
186 (ix86_split_to_parts): Handle CONST_VECTOR.
187 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
188 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
189 what modes to tie for MMX and SSE registers.
190 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
191 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
192 to vector modes as well.
193 * config/i386/predicates.md (const0_operand): Handle VOIDmode
194 properly as an input mode.
196 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
198 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
200 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
202 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
204 2005-04-05 Jakub Jelinek <jakub@redhat.com>
206 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
207 and local functions, set sse_nregs to 8 and float_in_sse.
208 (function_arg_advance, function_arg): If float_in_sse, pass
209 SFmode and DFmode arguments in SSE registers.
210 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
212 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
215 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
217 * config/i386/i386-protos.h (ix86_function_value): Accept two
218 arguments, like the target macro.
219 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
220 * config/i386/i386.c (ix86_function_value): Accept the second
221 argument of the target macro.
222 (ix86_function_ok_for_sibcall): Pass a function pointer to
224 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
225 call to ix86_value_regno).
226 (ix86_value_regno): Add support for returning floating point values
229 2005-04-05 Jakub Jelinek <jakub@redhat.com>
231 PR tree-optimization/20076
232 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
233 that call __builtin_return or __builtin_apply_args.
235 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
237 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
238 Use immediate use iterator.
239 (stmt_is_bumper_for_loop): Use immediate use iterator.
240 * predict.c (strip_builtin_expect): Use update_stmt.
241 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
242 on all elements of a STATEMENT_LIST.
243 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
244 (bsi_remove): Remove imm_use links and mark the stmt as modified.
245 (bsi_replace): Mark stmt as modified and the update it.
246 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
247 (expand_complex_libcal): Call update_stmt.
248 (expand_complex_comparison): Call mark_stmt_modified.
249 (expand_complex_operations_1): Call update_stmt_if_modified.
250 (expand_vector_operations_1): Call mark_stmt_modified.
251 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
252 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
253 add_immediate_use, redirect_immediate_use,
254 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
255 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
256 (mark_new_vars_to_rename): Call update_stmt.
257 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
258 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
260 (unmodify_stmt): Delete.
261 (update_stmt): New. Force an update of a stmt.
262 (update_stmt_if_modified): update a stmt if it is out of date.
263 (get_stmt_operands): Verify stmt is NOT modified.
264 (stmt_modified_p): Update comment.
265 (delink_imm_use): Remove a use node from its immuse list.
266 (link_imm_use_to_list): Link a use node to a specific list.
267 (link_imm_use): Link a node to the correct list.
268 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
269 it in the correct list, if appropriate.
270 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
271 (relink_imm_use): Link a use node in place of another node in a list.
272 (relink_imm_use_stmt): LInk a node in place of another node, and set
274 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
275 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
276 (first_safe_imm_use): New. Initialize a safe immuse iterator.
277 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
278 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
279 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
280 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
281 (has_zero_uses): New. Return true if there are no uses of a var.
282 (has_single_use): New. Return true if there is only a single use of a
284 (single_imm_use): New. Return the simgle immediate use.
285 (num_imm_uses): New. Return the number of immediate uses.
286 (get_v_must_def_ops): Use is now a pointer.
287 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
288 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
290 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
291 (delink_stmt_imm_use): Delink all immuses from a stmt.
292 (phi_arg_index_from_use): New. Return a phi arg index for a use.
293 * tree-flow.h (struct dataflow_d): Delete.
294 (immediate_use_iterator_d): New. Immediate use iterator struct.
295 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
296 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
297 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
299 (struct stmt_ann_d): Remove dataflow_t from struct.
300 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
301 (if_convertible_phi_p): Use FAST immuse iterator.
302 (if_convertible_loop_p): Don't call compute_immediate_uses.
303 (replace_phi_with_cond_modify_expr): Call update_stmt.
304 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
305 update_stmt_if_modified.
306 (rewrite_all_into_ssa): Initialize ssa operands.
307 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
308 compute_immediate_uses.
309 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
310 ssa_property is available.
311 (execute_one_pass): Change parameters passed to execute_todo.
312 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
313 (remove_ssa_form): Call fini_ssa_operands.
314 (insert_backedge_copies): Delete call to modify_stmt.
315 * tree-phinodes.c (make_phi_node): Initialize use nodes.
316 (release_phi_node): Delink any use nodes before releasing.
317 (resize_phi_node): Relink any use nodes.
318 (remove_phi_arg_num): Delink the use node.
319 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
320 (remove_all_phi_nodes_for): Release phi node first.
321 * tree-pretty-print.c (dump_generic_node): Print stmt address.
322 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
323 (scalarize_use, scalarize_copy): Call update_stmt.
324 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
325 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
326 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
327 (ccp_initialize): Remove call to compute_immediate_uses.
328 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
329 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
331 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
332 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
333 (eliminate_redundant_computations): Call mark_stmt_modified.
334 (cprop_operand): Call mark_stmt_modified.
335 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
336 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
337 (dse_optimize_stmt): Use new immuse interface.
338 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
339 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
340 (substitute_single_use_vars): Use new immuse interface.
341 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
342 and compute_immediate_uses.
343 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
345 (rewrite_mem_refs): Call update_stmt.
346 (determine_lsm): Remove call to compute_imm_uses and free_df.
347 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
348 (try_unroll_loop_completely): Call update_stmt.
349 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
350 (rewrite_use_compare): Call update_stmt.
351 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
352 (rewrite_use) : Call update_stmt.
353 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
354 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
356 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
357 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
358 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
360 (initialize_vuse_operand): New. Initialize a vuse operand.
361 (initialize_v_may_def_operand): New. Initialize a maydef operand.
362 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
363 (finalize_ssa_defs): Use stmt parameter.
364 (correct_use_link): Ensure a use node is in the correct list, and has
365 the correct stmt pointer.
366 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
367 finalize_ssa_v_must_defs): Also initialize use nodes.
368 (finalize_ssa_stmt_operands): Pass extra stmt operands.
369 (build_ssa_operands): Seperate parsing from final operand construction.
370 (parse_ssa_operands): New. Parse entry point for operand building.
371 (swap_tree_operands): New. Swap 2 tree operands.
372 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
374 (get_expr_operands): Call swap_tree_operands when needed.
375 (copy_virtual_operands): Use initialize routines for virtual use ops.
376 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
377 (verify_abort): New. Issue imm_use error.
378 (verify_imm_links): New Verify imm_use links for a var.
379 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
380 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
381 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
382 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
383 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
384 (NULL_USE_OPERAND_P) Define.
385 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
387 (struct vuse_operand_type): New struct.
388 (SET_USE): Call set_ssa_use_from_ptr.
390 (PHI_ARG_INDEX_FROM_USE): Define.
391 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
392 argument via SET_USE, not PHI_ARG_DEF_TREE.
393 * tree-ssa-pre.c (eliminate): Call update_stmt.
394 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
396 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
397 (nearest_common_dominator_of_uses): Use imm_use iterator.
398 (statement_sink_location): Use imm_use iterator and interface.
399 (execute_sink_code): Don't call compute_immediate_uses or free-df.
400 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
401 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
402 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
403 (verify_ssa): Ensure no stmt is marked modify after optimization pass
404 if new parameter is true.
405 (init_tree_ssa): Don't initialize operand cache here.
406 (delete_tree_ssa): Don't destroy operand cache here.
407 (propagate_into_addr): Pass in a use pointer, return true if anything
409 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
410 (check_phi_redundancy): Use imm_use iterator.
411 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
413 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
414 (release_ssa_name): Delink node and all elements in its imm_use list.
415 * tree-tailcall.c (adjust_return_value): Call update_stmt.
416 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
417 * tree-vectorizer.c (need_imm_uses_for): Delete.
418 (vectorize_loops): Dont call compute_immediate_uses or free_df.
419 * tree.h (struct ssa_imm_use_d): Define.
420 (SSA_NAME_IMM_USE_NODE): Define.
421 (struct tree_ssa_name): Add imm_use node.
423 (PHI_ARG_IMM_USE_NODE): Define.
424 (struct phi_arg_d): Add imm_use node.
425 (struct tree_phi_node): Remove struct dataflow_d element.
426 (TDF_STMTADDR): Define.
428 2005-04-05 Dale Johannesen <dalej@apple.com>
430 * doc/invoke.texi (Optimization Options): Remove
431 duplicate -fcse-follow-jumps. Add -fweb.
432 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
433 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
435 2005-04-05 Per Bothner <per@bothner.com>
437 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
438 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
439 (warn_uninit): Get EXPR_LOCUS from context now instead.
440 This fixes a USE_MAPPED_LOCATION testsuite failure.
442 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
444 2005-04-05 Per Bothner <per@bothner.com>
446 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
447 of the artification 'return 0' in main() to BUILTINS_LOCATION.
448 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
451 2004-04-05 Devang Patel <dpatel@apple.com>
453 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
454 (lhsr<mode>3): ... new name.
455 (altivec_vsra<VI_char>): Rename to ..
456 (ashr<mode>3): ... new name.
457 * config/rs6000/rs6000.c (builtin_description): Rename shift
460 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
462 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
463 gen_lowpart_for_combine.
464 * cse.c (gen_lowpart_if_possible): Move...
465 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
467 (gen_lowpart_no_emit_general): Use it.
469 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
471 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
474 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
476 * system.h: Fix typo.
478 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
480 * config/bfin/bfin-modes.def: New file.
481 * config/bfin/bfin-protos.h: New file.
482 * config/bfin/bfin.c: New file.
483 * config/bfin/bfin.h: New file.
484 * config/bfin/bfin.md: New file.
485 * config/bfin/bfin.opt: New file.
486 * config/bfin/crti.s: New file.
487 * config/bfin/crtn.s: New file.
488 * config/bfin/elf.h: New file.
489 * config/bfin/lib1funcs.asm: New file.
490 * config/bfin/predicates.md: New file.
491 * config/bfin/t-bfin: New file.
492 * config/bfin/t-bfin-elf: New file.
493 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
494 Document new attributes.
495 (interrupt, interrupt_handler, saveall): Update documentation for
497 * doc/install.texi (Specific): Add entry for the Blackfin.
498 * doc/invoke.texi (Blackfin Options): New section.
499 * doc/md.texi (Blackfin family): New section to document constraints.
500 * config.gcc: Add bfin*-* and bfin*-elf configurations.
502 2005-04-05 Olivier Hainque <hainque@adacore.com>
504 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
505 match what the system unwinder expects.
506 * config/mips/mips.c (mips_frame_set): If we're saving the return
507 address register and the dwarf return address column number differs
508 from the hard register number, adjust the note reg to refer to the
511 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
513 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
514 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
515 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
516 (processor_type): New enum.
517 (mn10300_processor): New variable.
518 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
519 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
520 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
521 (PROCESSOR_DEFAULT): New macro.
522 * config/mn10300/mn10300.c (mn10300_processor): New variable.
523 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
524 (mn10300_handle_option, mn10300_override_options): New functions.
525 * config/mn10300/mn10300.opt: New file.
527 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
528 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
530 PR tree-optimization/19903
531 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
532 that don't fit in their type after conversion.
534 2005-04-05 Uros Bizjak <uros@kss-loka.si>
537 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
538 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
539 Allocate local stack slots here. Set ix86_optimize_mode_switching.
540 flag here. Implement using define_insn_and_split.
541 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
542 (frndintxf2_mask_pm_i387): New insn patterns.
543 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
544 Do not set ix86_optimize_mode_switching flag.
545 (ceilsf2, ceildf2, ceilxf2): Same.
546 (btruncsf2, btruncdf2, btruncxf2): Same.
547 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
549 2005-04-05 Ian Lance Taylor <ian@airs.com>
552 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
553 i386_pe_record_external_function.
554 (i386_pe_record_external_function): Update declaration.
555 * config/i386/winnt.c (struct extern_list): Add decl field.
556 (i386_pe_record_external_function): Add decl parameter.
557 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
559 * config/i386/i386-protos.h (i386_pe_record_external_function):
562 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
564 * config/m68k/m68k-protos.h: Add a prototype for
565 valid_dbcc_comparison_p_2.
566 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
567 extend_operator, const_uint32_operand, const_sint32_operand,
568 general_src_operand, nonimmediate_src_operand,
569 memory_src_operand, post_inc_operand, pre_dec_operand,
570 pcrel_address): Move to predicates to predicates.md.
571 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
572 * config/m68k/m68k.md: Include predicates.md.
573 * config/m68k/predicates.md: New.
575 2005-04-04 Roger Sayle <roger@eyesopen.com>
577 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
579 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
581 2005-04-04 Ian Lance Taylor <ian@airs.com>
583 * c-typeck.c (struct c_switch): Rename switch_stmt field to
585 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
586 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
587 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
588 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
589 * c-common.c (c_do_switch_warnings_1): New static function broken
590 out of c_do_switch_warnings.
591 (c_do_switch_warnings): Call c_do_switch_warnings_1.
592 (c_do_switch_expr_warnings): New function.
593 * c-common.h (c_do_switch_expr_warnings): Declare.
595 2005-04-04 David Edelsohn <edelsohn@gnu.org>
596 Daniel Jacobowitz <dan@codesourcery.com>
598 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
600 * rtlanal.c (may_trap_p): Same.
602 2005-04-04 Dale Johannesen <dalej@apple.com>
604 * ChangeLog: remove reference to ChangeLog.12.
606 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
608 CRIS epilogue as RTL.
609 * config/cris/cris.md: Change all 0 in unspec 0 to
611 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
612 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
614 ("return"): Change to define_expand. Call cris_expand_return for
616 ("*return_expanded"): New pattern.
617 ("epilogue"): New define_expand.
618 * config/cris/cris.h (PREDICATE_CODES): Add
619 cris_load_multiple_op.
620 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
622 (enum cris_retinsn_type): New.
623 (struct machine_function): New member return_type.
624 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
625 (cris_target_asm_function_epilogue): Remove, moving RTLified
627 (cris_expand_epilogue): New function.
628 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
629 (cris_gen_movem_load, cris_load_multiple_op)
630 (cris_return_address_on_stack_for_return, cris_expand_return): New
632 (cris_target_asm_function_prologue)
633 (cris_initial_frame_pointer_offset): Call
634 cris_reg_saved_in_regsave_area instead of complicated expression.
635 Call cris_return_address_on_stack instead of an expression.
636 (cris_print_operand) <case 'o', case 'O'>: New cases.
637 (cris_return_address_on_stack): Change return-type to bool.
638 (cris_simple_epilogue): Ditto. Return false if registers are
640 * config/cris/cris-protos.h (cris_simple_epilogue)
641 (cris_return_address_on_stack): Adjust prototype return type.
642 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
643 (cris_return_address_on_stack_for_return): New prototypes.
645 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
647 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
648 gpr_or_int12_operand.
650 * config/frv/frv-protos.h: Add a prototype to
651 frv_legitimate_memory_operand and frv_const_unspec_p.
652 (frv_unspec): Move from frv.c.
653 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
654 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
655 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
656 gpr_or_fpr_operand, gpr_or_int12_operand,
657 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
658 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
659 int6_operand, int5_operand, uint5_operand, uint4_operand,
660 uint1_operand, int_2word_operand, uint16_operand,
661 upper_int16_operand, integer_register_operand,
662 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
663 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
664 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
665 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
666 move_destination_operand, movcc_fp_destination_operand,
667 frv_function_symbol_referenced_p, move_source_operand,
668 condexec_dest_operand, condexec_source_operand,
669 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
670 const_unspec_operand, gpr_or_memory_operand,
671 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
672 icc_operand, fcc_operand, cc_operand, icr_operand,
673 fcr_operand, cr_operand, call_operand, sibcall_operand,
674 symbolic_operand, relational_operator,
675 integer_relational_operator, float_relational_operator,
676 ccr_eqne_operator, minmax_operator,
677 condexec_si_binary_operator, condexec_si_media_operator,
678 condexec_si_divide_operator, condexec_si_unary_operator,
679 condexec_sf_conv_operator, condexec_sf_add_operator,
680 condexec_memory_operand, intop_compare_operator, acc_operand,
681 even_acc_operand, quad_acc_operand, accg_operand: Move to
683 * config/frv/frv.h (PREDICATE_CODES): Remove.
684 * config/frv/frv.md: Include predicates.md.
685 * config/frv/predicates.md: New.
687 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
690 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
691 * tree-ssa-loop-ivopts.c: Include langhooks.h.
692 (add_standard_iv_candidates_for_size): New function, extracting code
693 from add_standard_iv_candidates and parameterizing it by type size.
694 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
696 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
698 * system.h (GCOV_SIZE_TYPE): Unposion.
699 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
700 (GCOV_TYPE_SIZE): ...this new macro.
701 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
702 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
703 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
704 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
705 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
706 instead of unsigned_intSI_type_node.
707 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
708 (rtl_gen_one_value_profiler_no_edge_manipulation)
709 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
710 * value-prof.c: Include coverage.h.
712 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
713 Diego Novillo <dnovillo@redhat.com>
715 Fix PR tree-optimization/20703
716 Fix PR tree-optimization/20725
718 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
719 (create_expression_by_pieces): Ditto.
720 (valid_in_set): Ditto. Also handle tcc_declaration.
721 (find_or_generate_expression): Handle comparison class.
722 (insert_into_preds_of_block): Ditto.
724 (create_value_expr_from): Handle comparison class, recursively
725 handle reference nodes.
726 (compute_avail): Handle comparison classes, rewrite a little cleaner.
727 (execute_pre): Fix spacing.
728 (do_fre): Renamed to execute_fre.
730 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
732 * doc/invoke.texi (SPARC options): Document that
733 -mlittle-endian is not supported on Linux either.
735 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
739 * config.gcc (Obsolete configurations): Remove
740 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
741 (sparclite-*-coff*): Delete.
742 (sparclite-*-elf*): Likewise.
743 (sparc86x-*-elf*): Likewise.
744 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
745 * config/sparc/lite.h: Delete.
746 * config/sparc/litecoff.h: Likewise.
747 * config/sparc/liteelf.h: Likewise.
748 * config/sparc/sp86x-elf.h: Likewise.
749 * config/sparc/t-sparclite: Likewise.
750 * config/sparc/t-sp86x: Likewise.
752 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
754 * config/s390/s390-protos.h: (s390_comparison,
755 s390_alc_comparison, s390_slb_comparison, const0_operand,
756 consttable_operand, larl_operand, s_operand,
757 shift_count_operand, bras_sym_operand, load_multiple_operation,
758 store_multiple_operation, s390_plus_operand): Remove prototypes.
759 (s390_legitimate_address_without_index_p): New prototype.
760 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
762 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
763 const0_operand, consttable_operand, larl_operand, s_operand,
764 shift_count_operand, bras_sym_operand, load_multiple_operation,
765 store_multiple_operation, s390_plus_operand): Move to
767 (check_mode): Remove.
768 (s390_branch_condition_mask): Remove 'static'. Move prototype to
770 (s390_legitimate_address_without_index_p): New.
771 * config/s390/s390.h (PREDICATE_CODES): Remove.
772 * config/s390/s390.md: Include predicates.md.
773 * config/s390/predicates.md: New.
775 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
778 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
779 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
780 (NEED_INDICATE_EXEC_STACK): Define to 1.
781 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
782 (NEED_INDICATE_EXEC_STACK): Define to 1.
783 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
784 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
785 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
786 (pic_helper_emitted_p): New global.
787 (emit_pic_helper): New function extracted from...
788 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
789 Do not call emit_pic_helper if delay_pic_helper is true.
790 (sparc_expand_prologue): Pass 'false' to load_pic_register.
791 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
792 (sparc_file_end): New function.
794 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
796 * config/mcore/mcore-protos.h: Remove the prototypes for
797 mcore_arith_reg_operand, mcore_general_movsrc_operand,
798 mcore_general_movdst_operand, mcore_reload_operand,
799 mcore_arith_J_operand, mcore_arith_K_operand,
800 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
801 mcore_arith_K_S_operand, mcore_arith_imm_operand,
802 mcore_arith_any_imm_operand, mcore_arith_O_operand,
803 mcore_literal_K_operand, mcore_addsub_operand,
804 mcore_compare_operand, mcore_load_multiple_operation,
805 mcore_store_multiple_operation, mcore_call_address_operand.
806 Add a prototype for const_ok_for_mcore.
807 * config/mcore/mcore.c (mcore_call_address_operand,
808 mcore_general_movsrc_operand, mcore_general_movdst_operand,
809 mcore_arith_reg_operand, mcore_reload_operand,
810 mcore_arith_J_operand, mcore_arith_K_operand,
811 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
812 mcore_arith_M_operand, mcore_arith_imm_operand,
813 mcore_arith_any_imm_operand, mcore_arith_O_operand,
814 mcore_literal_K_operand, mcore_addsub_operand,
815 mcore_compare_operand, mcore_load_multiple_operation,
816 mcore_store_multiple_operation): Move to predicates.md.
817 (const_ok_for_mcore): Export.
818 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
819 * config/mcore/mcore.md: Include predicates.md.
820 * config/mcore/predicates.md: New.
822 * config/mcore/predicates.md: Fix a comment typo.
824 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
825 Adrian Straetling <straetling@de.ibm.com>
827 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
828 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
829 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
831 ("imul"): Removed from "type" attribute.
832 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
833 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
834 Changed type to imulsi.
835 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
837 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
839 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
840 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
841 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
842 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
843 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
844 (TARGET_SWITCHES, mcore_stack_increment_string)
845 (TARGET_OPTIONS): Delete.
846 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
847 than *_BIT constants.
848 (TARGET_8ALIGN): #undef old definition before redefining to 1.
849 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
850 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
851 (mcore_override_options): Delete mcore_stack_increment code.
852 Change use of M340_BIT to MASK_M340.
853 * config/mcore/mcore.opt: New file.
855 2005-04-04 Ian Lance Taylor <ian@airs.com>
857 * config/arm/arm.c (replace_symbols_in_block): Remove static
860 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
862 * config/fr30/fr30-protos.h: Remove the prototypes for
863 stack_add_operand, add_immediate_operand,
864 high_register_operand, low_register_operand, call_operand,
865 di_operand, and nonimmediate_di_operand.
866 * config/fr30/fr30.c (stack_add_operand,
867 add_immediate_operand, high_register_operand,
868 low_register_operand, call_operand, di_operand,
869 nonimmediate_di_operand): Move to predicates.md.
870 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
871 * config/fr30/fr30.md: Include predicates.md.
872 * config/fr30/predicates.md: New.
874 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
875 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
876 mcore_call_address_operand.
878 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
879 general_movsrc_operand.
881 2005-04-04 Alan Modra <amodra@bigpond.net.au>
883 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
886 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
889 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
892 2005-04-04 Richard Henderson <rth@redhat.com>
893 Jakub Jelinek <jakub@redhat.com>
895 PR rtl-optimization/16104
896 * fold-const.c (fold_unary): Fix folding of vector conversions.
898 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
900 * config.gcc (xstormy16-*-elf): Set extra_options.
901 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
902 * config/stormy16/stormy16.opt: New file.
904 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
906 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
907 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
908 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
909 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
910 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
911 (TARGET_UNIX_ASM): Delete.
912 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
913 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
914 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
915 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
916 * config/pdp11/pdp11.opt: New file.
918 2005-04-03 Roger Sayle <roger@eyesopen.com>
919 Alexandre Oliva <aoliva@redhat.com>
922 * fold-const.c (non_lvalue): Split tests into...
923 (maybe_lvalue_p): New function.
924 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
925 C++ front-end prior to lowering into gimple form.
927 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
929 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
930 BUILT_IN_STRNCASECMP): New.
931 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
934 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
937 * arm.md (addsi3_compare0_for_combiner): Delete.
938 (addsi3_compare0_scratch_for_combiner): Delete.
939 (cmpsi_neg_shiftsi): Delete.
940 (compare_negsi_si): New pattern.
941 (cmpsi_negshiftsi_si): New pattern.
942 (negated_cbranchsi4): Restrict to equality_operator.
944 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
947 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
949 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
952 * doc/install.texi: Fix a typo.
954 2005-04-03 Steven Bosscher <stevenb@suse.de>
957 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
958 a computed goto if the edge to the computed goto block has
959 incoming abnormal edges. Clarify how the function works.
961 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
963 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
964 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
965 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
966 hash_scan_set, reg_set_between_after_reload_p,
967 reg_used_between_after_reload_p, get_avail_load_store_reg,
968 eliminate_partially_redundant_load): Likewise.
969 * postreload.c (reload_cse_simplify_set,
970 reload_combine_note_use): Likewise.
971 * predict.c (predict_insn, expected_value_to_br_prob,
972 propagate_freq, expensive_function_p): Likewise.
973 * print-rtl.c (print_rtx): Likewise.
974 * profile.c (instrument_edges, instrument_values,
975 compute_branch_probabilities, branch_prob, union_groups,
976 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
977 * protoize.c (in_system_include_dir, file_could_be_converted,
978 file_normally_convertible, gen_aux_info_file, seek_to_line,
979 do_cleaning): Likewise.
980 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
981 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
982 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
984 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
986 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
987 * modulo-sched.c (undo_replace_buff_elem): New structure.
988 (kernel_number_of_cycles, ps_unschedule_node,
989 undo_generate_reg_moves,free_undo_replace_buff,
990 undo_permute_partial_schedule, loop_single_full_bb_p,
991 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
992 build_loops_structure, get_sched_window): New.
993 (generate_reg_moves): Return undo_replace_buff_elem and other
995 (generate_prolog_epilog): Remove old loop versioning.
996 (sms_schedule): Use loop information and loop_version.
997 (sms_schedule_by_order): Split part of it to get_sched_window.
998 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
999 cfg_layout_finalize and free_dominance_info before/after SMS.
1001 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1003 * cfghooks.c (lv_flush_pending_stmts,
1004 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1005 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1006 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1007 lv_add_condition_to_bb,
1008 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1009 flush_pending_stmts): New in cfg_hooks structure.
1010 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1011 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1012 lv_add_condition_to_bb): New declarations.
1013 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1015 (loop_version): Declare.
1016 * cfgloopmanip.c (cfghooks.h): Include.
1017 (duplicate_loop_to_header_edge): Change return type to bool.
1018 (loop_version, lv_adjust_loop_entry_edge): Move here.
1019 * cfgrtl.c (cfgloop.h): Include.
1020 (rtl_verify_flow_info_1): Fix.
1021 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1022 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1024 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1025 tree_lv_add_condition_to_bb): New.
1026 (tree_cfg_hooks): Add new hooks to initialization.
1027 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1028 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1030 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1032 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1033 xstormy16_below100_or_register,
1034 xstormy16_splittable_below100_or_register, and
1035 nonimmediate_nonstack_operand.
1037 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1038 xstormy16_ineqsi_operator, equality_operator,
1039 inequality_operator, shift_operator,
1040 xstormy16_below100_operand, xstormy16_below100_or_register,
1041 xstormy16_splittable_below100_or_register,
1042 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1043 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1044 equality_operator, inequality_operator,
1045 xstormy16_below100_operand, xstormy16_below100_or_register,
1046 xstormy16_splittable_below100_or_register,
1047 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1048 nonimmediate_nonstack_operand, shift_operator): Move to
1050 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1051 * config/stormy16/stormy16.md: Include predicates.md.
1052 * config/stormy16/predicates.md: New.
1054 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1056 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1057 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1058 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1059 move_operand, power_of_2_operand): Move to predicates.md.
1060 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1061 PREDICATE_CODE): Remove.
1062 * config/iq2000/iq2000.md: Include predicates.md.
1063 * config/iq2000/predicates.md: New.
1065 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1067 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1068 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1069 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1070 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1071 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1072 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1073 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1074 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1075 (TARGET_M68HC11): Delete.
1076 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1077 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1078 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1079 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1080 (nb_soft_regs): Delete.
1081 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1082 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1083 and MASK_M6812 being set simultaneously. Change the code that sets
1084 the default m68hc11_soft_reg_count to use integers instead of strings.
1085 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1086 m68hc11_soft_reg_count (which now has an int type) as the number
1088 * config/m68hc11/m68hc11.opt: New file.
1090 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1092 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1093 fp_displacement_operand, sp_displacement_operand.
1095 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1097 Remove the prototypes for tst_operand, cmp_operand,
1098 stack_register_operand, d_register_operand,
1099 hard_addr_reg_operand, splitable_operand,
1100 m68hc11_logical_operator, m68hc11_arith_operator,
1101 m68hc11_non_shift_operator, m68hc11_shift_operator,
1102 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1103 non_push_operand, hard_reg_operand, and
1104 reg_or_some_mem_operand.
1105 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1107 (tst_operand, cmp_operand, non_push_operand,
1108 splitable_operand, reg_or_some_mem_operand,
1109 stack_register_operand, d_register_operand,
1110 hard_addr_reg_operand, hard_reg_operand,
1111 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1112 m68hc11_arith_operator, m68hc11_non_shift_operator,
1113 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1115 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1116 * config/m68hc11/m68hc11.md: Include predicates.md.
1117 * config/m68hc11/predicates.md: New.
1119 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1122 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1123 change checked in along with 2005-03-03's patch for debug/20253.
1124 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1125 (remap_decl): Insert type decl in map earlier.
1127 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1129 PR tree-optimization/20640
1130 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1131 post-dominator if it has phi nodes.
1132 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1133 before dead statements.
1135 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1138 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1140 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1142 PR rtl-optimization/20290
1143 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1144 in every iteration if the entry point is the exit test.
1146 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1148 * config/cris/cris.md (attribute "length"): Define.
1150 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1152 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1153 (word_offset_memref_operand): New.
1154 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1155 (indexed_or_indirect_operand): Delete.
1156 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1157 (indexed_or_indirect_operand): Delete.
1159 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1162 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1165 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1166 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1168 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1170 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1172 2005-04-01 Ian Lance Taylor <ian@airs.com>
1174 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1175 (rus, prus): Remove static variables.
1176 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1177 (process_command): Permit report_times and use_pipes together.
1179 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1181 * c-decl.c (validate_proto_after_old_defn): Look at
1182 TYPE_MAIN_VARIANT of argument types.
1184 2005-04-01 Paul Brook <paul@codesourcery.com>
1186 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1187 (arm_output_function_epilogue): Allow call_via_SP.
1188 (thumb_call_via_reg, arm_file_end): Ditto.
1189 * config/arm/arm.h (struct machine_function): Include space for SP.
1190 (thumb_call_via_label): Update declaration.
1192 2005-04-01 Ian Lance Taylor <ian@airs.com>
1194 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1195 doing a peephole optimization, once again put any notes in the
1198 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1200 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1202 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1204 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1205 (block_alloc, find_free_reg): Likewise.
1206 * loop-doloop.c (doloop_modify): Likewise.
1207 * loop-invariant.c (record_use): Likewise.
1208 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1209 get_iv_value, canon_condition, eliminate_implied_condition,
1210 eliminate_implied_condition, simplify_using_initial_values,
1211 shorten_into_mode, canonicalize_iv_subregs,
1212 iv_number_of_iterations): Likewise.
1213 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1214 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1215 unswitch_loop): Likewise.
1216 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1217 move_movables, replace_call_address, find_and_verify_loops,
1218 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1219 record_giv, final_giv_value, general_induction_var,
1220 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1221 loop_giv_dump): Likewise.
1223 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1224 GCOV_CHECK_WRITING): Remove.
1225 (gcov_position, gcov_rewrite): Use gcc_assert.
1226 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1227 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1228 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1231 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1233 * tree-inline.c: Fix a typo.
1235 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1237 * configure.ac (enable-checking): Explicitly set all variables for
1238 collective switch values. Alphabetize variables. Rename
1239 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1241 * doc/install.texi (enable-checking): Update documentation.
1242 * configure: Rebuilt.
1244 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1246 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1249 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1251 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1252 Also reject cases where this pattern will cause load delay stalls
1253 unless optimizing for size and it will produce a shorter sequence.
1254 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1255 variants to avoid pre-adjusting the base when possible.
1257 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1259 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1260 the frame and argument pointers.
1261 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1262 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1263 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1264 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1265 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1266 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1268 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1270 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1271 with entry for selectany attribute.
1272 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1274 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1275 (i386_pe_asm_named_section): Handle sections generated by
1276 selectany attribute.
1277 * doc/extend.texi (selectany): Document attribute.
1279 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1280 Jan Hubicka <jh@suse.cz>
1282 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1283 to fix addresses involving EBP and ESP.
1284 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1285 for SUBREGed registers.
1286 (legitimate_address_p): Accept SUBREGed registers.
1288 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1291 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1292 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1295 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1297 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1299 2005-04-01 James E Wilson <wilson@specifixinc.com>
1302 * dwarf2out.c (rtl_for_decl_init): New function.
1303 (rtl_for_decl_location): Extracted from here.
1304 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1305 add_const_value_attribute. Delete initializer_constant_valid_p call.
1307 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1309 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1310 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1311 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1312 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1313 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1314 config/i386/i386.md, config/rs6000/predicates.md,
1315 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1316 config/s390/s390.c, config/stormy16/stormy16.c,
1317 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1320 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1323 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1324 COND_EXPR and CALL_EXPR.
1326 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1329 * genautomata.c (first_cycle_unit_presence): Check all alternative
1330 states for unit presence.
1332 * doc/md.texi: Remove remark about impossibility to query unit
1333 presence in non nondeterministic automaton state.
1335 * config/ia64/ia64.c (get_template): Change order of unit querying.
1337 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1339 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1342 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1344 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1345 flag for edges outside any loops.
1347 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1349 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1351 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1353 * tree-ssa-alias.c: Follow spelling conventions.
1354 * doc/tree-ssa.texi: Fix a typo.
1356 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1358 * postreload-gcse.c: Include target.h.
1359 (gcse_after_reload_main): Return early if we cannot modify jumps.
1360 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1362 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1364 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1365 expensive operations.
1367 2005-03-31 Ian Lance Taylor <ian@airs.com>
1369 * collect2.c (lderrout): New variable.
1370 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1371 if it is set, to stderr.
1372 (handler): Unlink lderrout if it is set.
1373 (dump_file): Add "to" parameter. Change all callers.
1374 (main): Initialize lderrout.
1375 (collect_execute): Add errname parameter. Change all callers.
1376 Rename redir parameter to outname. Never pass
1377 PEX_STDERR_TO_STDOUT to pex_run.
1378 * collect2.h (collect_execute, dump_file): Update declarations.
1379 * tlink.c (tlink_execute): Add errname parameter. Change all
1381 (do_tlink): Check lderrout as well as ldout.
1383 2005-03-31 Caroline Tice <ctice@apple.com>
1385 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1386 (bb-reorder.o): Add errors.h to list of requirements.
1387 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1388 profiledbootstrap flags.
1389 * bb-reorder.c (errors.h): Add new include.
1390 (struct bbro_basic_block_data_def): Add new field, in_trace.
1391 (add_unlikely_executed_notes): Remove function.
1392 (mark_bb_for_unlikely_executed_section): Remove function.
1393 (insert_section_boundary_note): New function.
1394 (verify_hot_cold_block_grouping): New function.
1395 (push_to_next_round_p): Remove variables and tests that push all
1396 cold blocks to last round.
1397 (find_traces): Remove code that added extra round of trace finding
1398 when doing partitioning.
1399 (find_traces_1_round) : Remove variable last_round; add code to
1400 update new struct field, in_trace; correct trace_length where it was
1401 incorrect before (after call to copy_bb); change code that pushed all
1402 cold blocks to last round. Instead verify that all blocks going into
1403 a trace belong in the same partition.
1404 (connect_traces): Modify to connect the traces in two passes, if the
1405 function contains both hot and cold blocks. The first pass connects
1406 all the traces for blocks in the partition that the first block in
1407 the function belongs to; the second pass connnects all the traces
1408 containing blocks that belong in the other partition.
1409 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1410 code that automatically put the first block in a function into the
1411 hot partition if the function had any hot blocks.
1412 (fix_crossing_unconditional_branches): Check number of succ edges
1413 before attempting to get one.
1414 (fix_edges_for_rarely_executed_code): Update comment describing
1416 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1417 remove call to add_unlikely_executed_notes; add call to
1418 verify_hot_cold_block_grouping.
1419 (duplicate_computed_gotos): Don't change computed goto if it's a
1421 (partition_hot_cold_basic_blocks): Update function comment.
1422 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1424 (try_forward_edges): Likewise.
1425 (merge_blocks_move_predecessor_nojumps): Likewise.
1426 (merge_blocks_move_successor_nojumps): Likewise.
1427 (merge_blocks_move): Likewise.
1428 (try_crossjump_bb): Likewise.
1429 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1430 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1431 notes to cold bb's; remove call to update_unlikely_executed_notes.
1432 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1433 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1434 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1435 function declaration.
1436 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1438 (rtl_can_merge_blocks): Remove redundancy from condition.
1439 (try_redirect_by_replacing_jump): Likewise.
1440 (force_nonfallthru_and_redirect): Remove code for adding
1441 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1442 (commit_one_edge_insertion): Likewise.
1443 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1444 * dbxout.c (FORCE_TEXT): Replace function_section with
1445 current_function_section.
1446 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1447 function, switch_text_section.
1448 (struct xcoff_debug): Likewise.
1449 (dbxout_function_end): Add code to put out label diffs for both
1450 hot and cold sections.
1451 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1452 for new debug_hooks funciton, switch_text_section..
1453 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1454 switch_text_section.
1455 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1456 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1457 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1458 dw_fde_switched_sections.
1459 (output_call_frame_info): Add test to see if function switches text
1460 sections in the middle; if so, use appropriate extra hot and cold
1461 section labels to compute size deltas for the hot and cold sections.
1462 (dwarf2out_begin_prologue): Add code to initialize new fields in
1464 (dwarf2out_switch_text_section): New function (invoked through
1465 debug_hook); updates new fields in dw_fde_struct appropriately and
1466 increments separate_line_info_table_in_use.
1467 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1468 dwarf2out_switch_text_section.
1469 (struct var_loc_node): Add new field, section_label.
1470 (output_aranges): Add code to check whether in hot or cold section and
1471 use the appropriate label in calculating deltas.
1472 (output_ranges): Likewise.
1473 (output_line_info): Add code to check which section we're in and
1474 use appropriate hot/cold label.
1475 (add_location_or_constant_value_attribute): Likewise.
1476 (gen_subprogam_die): Modify arange attributes to use correct labels.
1477 (dwarf2out_begin_block): Change call to function_section into call to
1478 current_function_section.
1479 (dwarf2out_end_block): Likewise.
1480 (dwarf2out_source_line): Likewise.
1481 (dwarf2out_var_location): Add code to check whether in hot or cold
1482 section and use the appropriate label.
1483 * except.c (output_function_exception_table): Change call to
1484 function_section into call to current_function_section.
1485 * final.c (profile_function): Likewise.
1486 (scan_ahead_for_unlikely_executed_note): Remove function.
1487 (final_scan_insn): Remove calls to
1488 scan_ahead_for_unlikely_executed_note, and related code for switching
1489 to cold section, except for the single time
1490 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1491 debug_hooks->switch_text_sections; replace appropriate calls to
1492 function_section with calls to current_function_section.
1493 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1494 test_bb to condition.
1495 (find_if_case_2): Likewise.
1496 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1497 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1498 * opts.c (decode_options): Change warning about hot/cold partitioning
1499 with exceptionss to inform (so as not to cause bootstrap failures);
1500 remove warning about partitioning with DWARF debug info.
1501 * output.h (current_function_section): Add new function decl.
1502 (insert_section_boundary_note): Likewise.
1503 (enum in_section): Move this declaration here from varasm.c.
1504 (unlikely_section_label): Likewise.
1505 (unlikely_text_section_name): Likewise.
1506 (last_text_section_name): New global variable.
1507 (last_text_section): Likewise.
1508 (hot_section_label): Likewise.
1509 (hot_section_end_label): Likewise.
1510 (cold_section_end_label): Likewise.
1511 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1512 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1513 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1514 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1515 insn from consideration.
1516 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1517 switch_text_section.
1518 * varasm.c (basic-block.h): Add new include.
1519 (unlikely_section_label_printed): Remove global variable.
1520 (unlikely_section_label): Make global variable not be static any more.
1521 (unlikely_text_section_name): Likewise.
1522 (hot_section_end_label): New global variable (not static)
1523 (first_function_block_is_cold): Likewise.
1524 (hot_section_label): Likewise.
1525 (cold_section_end_label): Likewise..
1526 (last_text_section): New global variable, not static.
1527 (last_text_section_name): New global variable, not static.
1528 (initialize_cold_section_name): New function.
1529 (enum in_section): Move declaration to output.h.
1530 (text_section): Update last_text_section.
1531 (unlikely_text_section): Replace code to determine cold section name
1532 with call to initialize_cold_section_name; Add code to update
1533 last_text_section; remove code for printing out label.
1534 (named_section_real): Add code to update last_text_section and
1535 last_text_section_name as appropriate.
1536 (function_section): Change test for 'unlikely' to depend on
1537 first_function_block_is_cold (moved old test to
1538 current_function_section).
1539 (current_function_section): New function.
1540 (assemble_start_function): Move code that frees
1541 unlikely_text_section_name; initialize hot_section_end_label;
1542 print hot and cold section labels at the start of the function;
1543 set first_function_block_is_cold, if appropriate; initialize l
1544 ast_text_section; add call to insert_section_boundary_note.
1545 (assemble_end_function): Add code to write out hot and cold section
1547 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1548 switch_text_section.
1549 * config/darwin.c (machopic_select_section): Replace incorrect
1550 function in base_funs; update reloc for cold sections if necessary.
1551 * config/darwin.h (SECTION_FUNCTION): Add code to update
1552 last_text_section if appropriate.
1553 (text_unlikely_section): Remove.
1554 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1555 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1556 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1557 partitioning for this architecture.
1559 2005-03-31 Olivier Hainque <hainque@adacore.com>
1561 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1562 defined and non-zero.
1564 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1567 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1570 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1573 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1574 label operand. Remove (use (unspec..)). Don't emit a label on
1576 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1577 generate inline label for load_toc_v4_PIC_1b.
1578 (rs6000_emit_load_toc_table): Likewise.
1580 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1582 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1583 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1585 2005-03-29 Devang Patel <dpatel@apple.com>
1587 * tree-sra.c (decide_block_copy): Disable scalarization of
1590 2005-03-30 Stuart Hastings <stuart@apple.com>
1591 Dale Johannesen <dalej@apple.com>
1593 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1594 * print-tree.c (print_node): Add case STATEMENT_LIST.
1596 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1598 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1599 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1600 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1601 is given with "powerpc64*" or "all", or when --with-cpu chooses
1604 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1607 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1608 gen_lexical_block_die.
1609 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1611 2005-03-31 Jan Hubicka <jh@suse.cz>
1613 2004-11-02 Jan Hubicka <jh@suse.cz>
1615 * cgraph.c (cgraph_varpool_node_name): New function.
1616 (dump_cgraph_varpool_node): New function.
1617 (dump_varpool): New function.
1618 * cgraphunit.c (cgraph_optimize): Dump varpool.
1620 2004-10-16 Jan Hubicka <jh@suse.cz>
1622 * cgraph.c (decide_is_variable_needed): New function.
1623 (cgraph_varpool_finalize_decl): Use it.
1624 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1626 * final.c (output_addr_const): Do not call mark_referenced.
1627 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1628 always go via cgraph.
1629 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1630 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1631 * tree-optimize.c (execute_inline): Mark functions called.
1632 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1634 2004-10-11 Jan Hubicka <jh@suse.cz>
1636 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1637 (cgraph_varpool_last_needed_node): New static variable.
1638 (enqueue_needed_varpool_node): Break out from ...; add items to the
1639 end of queue; update first pointers.
1640 (cgraph_varpool_mark_needed_node): ... here.
1641 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1642 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1643 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1644 (cgraph_varpool_first_unanalyzed_node): Declare.
1645 * cgraphunit.c: Include output.h.
1646 (cgraph_varpool_analyze_pending_decls): New function.
1647 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1648 for errors, analyze pending decls.
1649 (cgraph_finalize_compilation_unit): Only analyze decls.
1650 (cgraph_optimize): Assemble the decls after expanding.
1652 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1654 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1655 subvars get marked properly in tags for grouping.
1656 (add_pointed_to_var): Mark only actual pointed to
1657 variables/subvars in addresses needed.
1658 (create_overlap_variables_for): Clear call clobbered on original
1660 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1661 addresable vars with subvars into list.
1662 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1665 2005-03-30 Richard Henderson <rth@redhat.com>
1667 * cgraph.h (struct cgraph_node): Add alias.
1668 * varasm.c (assemble_alias): Set it.
1669 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1670 avoid calling cgraph_expand_function.
1672 2005-03-30 Tom Tromey <tromey@redhat.com>
1674 * tree.def (FILE_TYPE): Removed.
1675 * typeclass.h (enum type_class): Removed file_type_class.
1676 * dwarf2out.c (is_base_type): Updated.
1677 (gen_type_die): Likewise.
1678 * dbxout.c (dbxout_type): Updated.
1679 * builtins.c (type_to_class): Updated.
1680 * tree.c (type_contains_placeholder_1): Updated.
1681 * config/sparc/sparc.c (sparc_type_code): Updated.
1682 * config/ia64/ia64.c (hfa_element_mode): Updated.
1683 * expr.c (count_type_elements): Updated.
1684 * stor-layout.c (layout_type): Updated.
1685 * tree-inline.c (remap_type): Updated.
1686 * tree-pretty-print.c (dump_generic_node): Updated.
1688 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1690 * builtins.c (expand_builtin_powi): Fix mode of
1691 2nd argument to match int.
1692 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1693 2nd argument type to int.
1694 * libgcc2.c: Change prototype of __powi* functions to use
1697 2005-03-30 Dale Johannesen <dalej@apple.com>
1700 * calls.c (expand_call): Flush pending deferrals before
1703 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1707 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1708 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1709 c_label_context, label_context_stack): New.
1710 * c-decl.c (define_label): Check for jumps into statement
1711 expressions. Add label to list of defined labels.
1712 (start_function): Push context on label_context_stack.
1713 (finish_function): Pop context from label_context_stack.
1714 * c-typeck.c (label_context_stack): New.
1715 (c_finish_goto_label): Check for jumps into statement
1716 expressions. Add label to list of jumped to labels.
1717 (struct c_switch): Add blocked_stmt_expr.
1718 (c_start_case): Initialize it.
1719 (do_case): Check it.
1720 (c_finish_case): Verify !blocked_stmt_expr.
1721 (c_begin_stmt_expr): Push context on label_context_stack.
1722 Increment blocked_stmt_expr. Mark labels jumped to from outside
1724 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1725 defined in the statement expression and no longer jumpable to.
1726 Mark labels jumped to from just outside the statement expression
1727 as again definable. Pop context from label_context_stack.
1728 * doc/extend.texi (Statement Exprs): Update.
1730 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1733 * c-decl.c (start_function): Check for old_decl being
1736 2005-03-30 Ian Lance Taylor <ian@airs.com>
1738 * final.c (final): Remove prescan parameter. Change all callers.
1739 (final_scan_insn): Remove prescan parameter. Change all callers.
1741 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1743 * tree-vectorizer.c: Fix comment typos.
1745 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1747 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1748 as soon as a chrec_dont_know is detected.
1750 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1752 Merge from csl-arm-branch.
1753 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1755 * tlink.c (recompile_files): Do not assume that "rename" can
1756 overwrite an existing file.
1758 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1760 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1761 * gcc/configure: Regenerate.
1763 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1765 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1767 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1769 * calls.c (struct arg_data): Update "partial" comment.
1770 (load_register_parameters): Update "nregs" comment.
1772 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1774 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1775 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1776 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1777 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1778 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1779 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1780 than target_flags & 0.
1781 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1782 (iq2000_arch, iq2000_parse_cpu): Delete.
1783 (TARGET_HANDLE_OPTION): Override default.
1784 (iq2000_handle_option): New function.
1785 (override_options): Remove -march= and -mcpu= handling.
1786 * config/iq2000/iq2000.opt: New file.
1788 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1790 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1791 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1792 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1793 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1794 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1795 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1796 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1797 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1798 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1799 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1800 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1801 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1802 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1803 (TARGET_OPTIONS): Delete.
1804 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1805 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1806 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1807 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1808 (c4x_cpu_version_string): Delete.
1809 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1810 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1811 equivalent -mcpu= option.
1812 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1813 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1814 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1815 or clearing the appropriate MASK_* bit.
1816 (c4x_file_start): Use c4x_cpu_version.
1817 * config/c4x/c4x.opt: New file.
1819 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1821 * doc/options.texi: Document the new MaskExists flag.
1822 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1823 if the option has the MaskExists flag.
1825 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1827 * opt-functions.awk (flag_set_p, test_flag): New functions.
1828 (switch_flags): Use them.
1829 * opth-gen.awk: Use flag_set_p to check for flags.
1830 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1832 2005-03-30 Ian Lance Taylor <ian@airs.com>
1834 * config.host (i[34567]86-*-mingw32*): Don't set
1835 host_can_use_collect2 to no.
1837 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1840 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1841 Remove convert_memory_address call duplicating that in memory_address.
1843 2005-03-29 Richard Henderson <rth@redhat.com>
1846 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1847 (build_compound_literal): Likewise. Propagate decl type into the
1849 (finish_decl): Likewise. Use new return value from complete_array_type
1850 for zero sized arrays.
1851 (complete_array_type): Move ...
1852 * c-common.c (complete_array_type): ... here. Change first argument
1853 to pointer-to-type-node. Consistently use sizetype for the index
1854 except for zero sized arrays. Detect zero sized arrays for pedantic
1855 mode diagnostics. Create a new type node instead of modifying the
1857 * c-tree.h (complete_array_type): Move decl ...
1858 * c-common.h (complete_array_type): ... here.
1860 2005-03-29 Richard Henderson <rth@redhat.com>
1863 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1865 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1867 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1868 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1869 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1870 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1872 2005-03-29 Eric Christopher <echristo@redhat.com>
1874 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1875 truthvalue conversion removal.
1877 2005-03-29 Ian Lance Taylor <ian@airs.com>
1880 * collect2.c: Never include <vfork.h>.
1881 (VFORK_STRING, vfork): Don't define.
1882 (pid): Remove global variable.
1883 (handler): Call raise instead of kill (getpid(), ...).
1884 (collect_wait): Add pex parameter. Change all callers. Use
1885 pex_get_status rather than pwait.
1886 (do_wait): Add pex parameter. Change all callers.
1887 (collect_execute): Return struct pex_obj * rather than void. Use
1888 pex routines rather than pexecute.
1889 (fork_execute): Get pex_obj from collect_execute, and pass it to
1891 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1892 Only declare quit_handler if SIGQUIT is defined.
1893 (scan_libraries): Likewise.
1894 * collect2.h (collect_execute): Update declaration.
1895 (collect_wait): Update declaration.
1896 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1897 pass it to collect_wait.
1899 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1902 * c-parser.c (c_parser_compound_statement_nostart): Give error
1903 message for EOF instead of just setting parser->error.
1905 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1907 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1908 (slpeel_update_phi_nodes_for_guard1): New function.
1909 (slpeel_update_phi_nodes_for_guard2): New function.
1910 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1911 of slpeel_update_phi_nodes_for_guard.
1912 (vectorize_loops): Remove call to loop_closed_rewrite.
1913 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1916 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1918 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1919 (TARGET_LITTLE_ENDIAN): New macro.
1920 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1921 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1922 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1923 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1924 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1925 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1926 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1927 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1928 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1929 (TARGET_OPTIONS): Delete.
1930 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1931 (CACHE_FLUSH_TRAP): Turn into an integer.
1932 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1933 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1934 -mflush-trap is in use.
1935 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1936 (m32r_cache_flush_trap_string): Delete.
1937 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1938 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1939 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1940 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1941 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1942 -mmodel= and -msdata= handling from...
1943 (m32r_init): ...here.
1944 * config/m32r/m32r.opt: New file.
1946 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1948 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1949 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1950 * tree-vect-analyze.c (vect_object_analysis): additional parm
1951 pass back a "struct ptr_info_def *" with the points-to info.
1952 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1953 statement using info returned from vect_object_analysis.
1954 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1955 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1956 for virtual uses and defs when creating a replacement vector
1957 reference. Call duplicate_ssa_name_ptr_info to define points-to
1958 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1959 (vectorizable_store): copy_virtual_operands and update
1960 definition statements.
1961 (vectorizable_load): copy_virtual_operands. Remove call to
1962 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1963 * tree-vectorizer.c (vectorize_loops): Remove calls to
1964 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1965 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1966 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1967 define macro STMT_VINFO_PTR_INFO for use in accessing.
1968 * tree.h add export of duplicate_ssa_name_ptr_info.
1969 * rs6000.c (altivec_init_builtins): Declare builtin function
1970 __builtin_altivec_mask_for_load to be "const".
1972 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1975 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1976 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1977 assemble_variable on aliases.
1978 * varasm.c (assemble_alias): Set node->alias.
1979 * toplev.c (wrapup_global_declarations): Don't call
1980 rest_of_decl_compilation on aliases again.
1982 2005-03-29 Paul Brook <paul@codesourcery.com>
1984 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1985 * config/arm/arm.c (arm_dbx_register_number): New function.
1986 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1988 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1991 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1992 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1994 2005-03-29 Dale Johannesen <dalej@apple.com>
1996 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1997 $(TREE_H) and $(COVERAGE_H).
1998 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1999 * opts.c (common_handle_option): Enable tree-based value transforms.
2000 * toplev.c (process_options): Ditto.
2001 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2002 refers to references to this type.
2003 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2004 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2005 for may_be_more, may_be_less.
2006 (rtl_gen_pow2_profiler): Adjust.
2007 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2008 (rtl_gen_one_value_profiler): Adjust.
2009 (rtl_gen_const_delta_profiler): Adjust.
2010 * tree-profile.c (tree_gen_interval_profiler): Implement.
2011 (tree_gen_pow2_profiler): Ditto.
2012 (tree_gen_one_value_profiler): Ditto.
2013 (tree_profiling): New.
2014 (pass_tree_profile): Reference it.
2015 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2017 (insn_divmod_values_to_profile): Rename to
2018 rtl_divmod_values_to_profile. Adjust.
2019 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2020 (insn_prefetch_values_to_profile): Adjust.
2021 (rtl_value_profile_transformations): Adjust.
2022 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2023 (gen_mod_pow2): Rename to rtl_mod_pow2.
2024 (gen_mod_subtract): Rename to rtl_mod_subtract.
2025 (divmod_fixed_value_transform): Rename to
2026 rtl_divmod_fixed_value_transform.
2027 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2028 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2029 (rtl_find_values_to_profile): Adjust.
2030 (tree_value_profile_transformations): Implement.
2031 (tree_divmod_values_to_profile): New.
2032 (tree_values_to_profile): New.
2033 (tree_divmod_fixed_value): New.
2034 (tree_mod_pow2): New.
2035 (tree_mod_subtract): New.
2036 (tree_divmod_fixed_value_transform): New.
2037 (tree_mod_pow2_value_transform): New.
2038 (tree_mod_subtract_transform): New.
2039 (tree_find_values_to_profile): Implement.
2040 * profile.c (instrument_values): Free histograms.
2041 (compute_value_histograms): Adjust. Implement tree version.
2043 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2045 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2046 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2047 variable. Output "fldcw" depending on round_mode.
2048 * config/i386/i386.md (UNSPEC_FIST): New.
2049 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2050 New isns patterns to implement lrint and llrint built-ins as x87
2052 (fistdi2, fist<mode>2 splitters): New splitters.
2053 (lrint<mode>2): New expanders.
2055 2005-03-28 Ian Lance Taylor <ian@airs.com>
2057 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2058 0 when calling final_scan_insn.
2060 2005-03-28 Jan Hubicka <jh@suse.cz>
2063 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2066 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2067 types where possible.
2069 2005-03-26 Per Bothner <per@bothner.com>
2071 Make -f[no-]show-column also control non-cpp diagnostics.
2072 * c.opt (fshow-column): Move option from here ...
2073 * common.opt (fshow-column): ... to here.
2074 * diagnostic.c (diagnostic_build_prefix): Only print column number
2075 if flag_show_column.
2077 2005-03-27 Steven Bosscher <stevenb@suse.de>
2079 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2080 vax_output_conditional_branch): New prototypes.
2081 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2082 extracted from vax.md mov and add patterns.
2083 (vax_output_conditional_branch): New function to output conditional
2084 branch instructions.
2085 * vax.md: Use mode macros for arithmetic and mov patterns.
2086 Use code macros for the jump patterns.
2088 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2090 * Makefile.in (libbackend.o): Depend on version files;
2091 add custom generation command.
2093 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2096 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2097 sure that we have a REG before getting its REGNO.
2099 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2101 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2102 * builtins.def (BUILT_IN_STRNDUP): New.
2104 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2106 PR tree-optimization/20470
2107 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2110 2005-03-25 Mike Stump <mrs@apple.com>
2112 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2115 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2117 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2118 Use our own structure definitions.
2120 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2121 (fix_truncdfsi2): Allow registers or memory as destination.
2122 When TARGET_PPC_GFXOPT, generate simplified pattern.
2123 (fix_truncdfsi2_internal): Use define_insn_and_split.
2124 (fix_truncdfsi2_internal_gfxopt): New.
2125 (fctiwz): Don't confuse register allocation by giving it no choices.
2127 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2128 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2129 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2130 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2132 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2134 * dominance.c (free_dominance_info): Speed up by freeing et
2135 data structures without maintaining other nodes.
2136 * et-forest.c (et_free_tree_force): New.
2137 * et-forest.h: Add a prototype for et_free_tree_force.
2139 * tree.c (get_set_constructor_bits,
2140 get_set_constructor_bytes): Remove.
2141 * tree.h: Remove the corresponding prototypes.
2143 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2146 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2147 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2148 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2149 PRE_DEC, NEG and NOT.
2151 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2153 * fold-const.c: Convert uses of fold (build (...)) to
2156 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2158 PR rtl-optimization/20249
2159 * cse.c (insert_regs): Do not record equivalence of registers in
2162 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2164 * emit-rtl.c (reverse_comparison): Remove.
2165 * rtl.h: Remove the corresponding prototype.
2167 2005-03-24 James E Wilson <wilson@specifixinc.com>
2169 * doc/install.texi (--enable-altivec): Delete docs.
2171 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2173 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2174 SFmode and DFmode before reload when
2175 flag_unsafe_math_optimizations not enabled.
2177 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2179 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2181 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2182 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2184 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2186 * configure.ac (enable-checking): Add 'runtime' option.
2187 * doc/install.texi (enable-checking): Document 'runtime' checking.
2188 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2189 * config.in: Regenerated.
2190 * configure: Regenerated.
2192 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2194 * optabs.h (enum optab_index): Remove OTI_llrint.
2195 (llrint_optab): Remove macro.
2196 * optabs.c (init_optabs): Remove llrint_optab initialization.
2197 * genopinit.c (optabs): Remove llrint_optab implementation.
2198 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2201 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2203 PR rtl-optimization/20532
2204 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2205 overflow when adding coefficients for PLUS or MINUS.
2206 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2209 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2211 * langhooks.h (truthvalue_conversion): Remove.
2212 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2213 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2214 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2215 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2216 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2218 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2220 * params.def: Fix a typo.
2221 * config/mips/mips.c: Follow the spelling convensions.
2222 * doc/invoke.texi: Fix typos.
2224 2005-03-18 Dale Johannese <dalej@apple.com>
2226 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2228 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2230 Fix PR tree-optimization/20601
2232 * tree-ssa-pre.c (insert_aux): Add missing condition to
2235 2005-03-23 Ian Lance Taylor <ian@airs.com>
2237 * final.c (final_scan_insn): Don't remove no-op instructions.
2238 * reload1.c (reload): Remove simple no-op instructions even when
2241 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2243 PR tree-optimization/20501
2244 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2245 reporting that peeling for alignment is applied moved to...
2246 * (vect_analyze_data_refs_alignment): Here.
2248 2005-03-23 Ian Lance Taylor <ian@airs.com>
2250 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2252 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2254 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2255 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2257 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2259 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2260 imply that this is called once, independent of asms in code.
2261 Adjust to now being pased output and input lists. Mention helper
2262 function decl_overlaps_hard_reg_set_p.
2263 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2264 hook_tree_tree_identity and to take three trees, returning third.
2265 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2267 * stmt.c: include hard-reg-set.h before tree.h.
2268 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2269 (decl_conflicts_with_clobbers_p): Call
2270 decl_overlaps_hard_reg_set_p.
2271 (expand_asm_operands): Pass output and input lists in call to
2272 targetm.md_asm_clobbers.
2273 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2274 hook_tree_tree_tree_tree_3rd_identity.
2275 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2277 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2278 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2279 parameters, first two unused.
2280 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2281 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2282 in constraint letters and MOF is not mentioned as a asm-declared
2283 register in neither of the input and output lists.
2285 2005-03-23 DJ Delorie <dj@redhat.com>
2287 * optabs.c (expand_binop): Make sure the first subword's result
2290 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2292 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2293 Call c_common_truthvalue_conversion rather than
2294 lang_hooks.truthvalue_conversion.
2295 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2296 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2298 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2299 c_common_truthvalue_conversion.
2300 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2301 c_parser_conditional_expression, c_parser_binary_expression): Call
2302 c_objc_common_truthvalue_conversion.
2303 * c-typeck.c (build_unary_op): Call
2304 c_objc_common_truthvalue_conversion.
2305 (build_conditional_expr): Do not call
2306 lang_hooks.truthvalue_conversion.
2307 (build_binary_op): Call c_common_truthvalue_conversion.
2308 (c_objc_common_truthvalue_conversion): Moved from
2309 c-objc-common.c. Call default_function_array_conversion instead
2310 of default_conversion.
2312 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2314 * c-common.h (default_conversion): Remove.
2315 (perform_integral_promotions): Add.
2316 * c-tree.h (default_conversion): Add.
2317 * c-typeck.c (perform_integral_promotions): New, split out from
2319 * c-common.c (check_case_value): Use perform_integral_promotions,
2320 not default_conversion.
2321 (c_add_case_label): Don't continue processing case label after
2322 found to be pointer.
2324 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2326 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2327 the prefix list if we have already added a multilib directory
2329 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2332 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2334 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2336 * reload.h: Remove the prototype for indirect_symref_ok.
2338 * reload1.c (indirect_symref_ok): Make it global.
2339 * reload.h: Add a prototype for indirect_symref_ok.
2341 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2343 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2346 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2348 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2350 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2352 * c-opts.c (c_common_parse_file): Only start/end main source file
2353 if debug hooks says the writer wants it.
2354 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2356 (xcoff_debug_hooks): Ditto.
2357 * debug.c (do_nothing_hooks): Ditto.
2358 * debug.h (gcc_debug_hooks): Ditto.
2359 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2360 * sdbout.c (sdb_debug_hooks): Ditto.
2361 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2363 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2365 * doc/extend.texi: Deprecate C++ min/max operators.
2367 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2369 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2370 artificial original candidates.
2372 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2373 Jan Hubicka <jh@suse.cz>
2374 Steven Bosscher <stevenb@suse.de>
2376 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2377 call cost based on argument sizes.
2378 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2380 * params.def: (max-inline-inssn-single): Set to 450.
2381 (max-inline-insns-auto): Set to 90.
2382 (max-inline-insns-recursive): Set to 450
2383 (max-inline-insns-recursive-auto): Set to 450.
2384 (large-function-insns): Set to 2700.
2385 (inline-call-cost): New parameter.
2386 * tree-inline.c (estimate_move_cost): New function.
2387 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2388 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2390 * tree-inline.h (estimate_move_cost): Declare.
2391 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2392 (max-inline-insns-auto): Change default to 90.
2393 (max-inline-insns-recursive): Change default to 450
2394 (max-inline-insns-recursive-auto): Change default to 450.
2395 (large-function-insns): Change default to 2700.
2396 (inline-call-cost): Document new parameter.
2398 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2400 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2401 (TARGET_DEFAULT): Delete.
2402 * config/i860/i860.opt: New file.
2404 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2406 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2407 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2408 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2409 (frv_sched_lookahead): Delete.
2410 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2411 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2412 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2413 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2414 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2415 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2416 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2417 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2418 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2419 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2420 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2421 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2422 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2423 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2424 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2425 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2426 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2427 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2428 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2429 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2430 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2431 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2432 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2433 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2434 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2435 (frv_sched_lookahead): Delete.
2436 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2437 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2438 (frv_handle_option): New function. Move -mcpu= handling from...
2439 (frv_override_options): ...here. Remove handling of other
2441 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2442 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2443 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2444 and TARGET_NO_MULTI_CE.
2445 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2446 !TARGET_VLIW_BRANCH.
2447 * config/frv/frv.opt: New file.
2449 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2451 * fold-const.c (fold_ternary): Take decomposed arguments of
2453 (fold): Update a call to fold_ternary.
2455 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2456 * tree.h: Add corresponding prototypes.
2458 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2461 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2462 between jump table and its label.
2463 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2464 resp. ADDR_DIFF_VEC and the label preceeding it.
2465 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2466 is emitted in the right section.
2468 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2470 * fold-const.c (fold_unary, fold_binary): Update comments
2473 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2475 PR rtl-optimization/20527
2476 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2477 REG_INC note, test that the register also isn't mentioned in PRED
2480 2005-03-22 Ben Elliston <bje@au.ibm.com>
2482 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2485 2005-03-21 Mike Stump <mrs@apple.com>
2487 * varasm.c (default_assemble_visibility): Remove extra ().
2489 2005-03-21 Roger Sayle <roger@eyesopen.com>
2492 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2493 to determine whether a block can be duplicated, rather than test
2494 whether the block contains noncopyable insns ourselves.
2496 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2498 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2501 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2503 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2505 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2507 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2508 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2509 * config/fr30/fr30.opt: New file.
2511 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2513 Fix PR tree-optimization/20542
2515 * tree-flow-inline.h (overlap_subvar): Move to here.
2516 * tree-ssa-operands.c: From here.
2517 * tree-flow.h (overlap_subvar): Declare.
2518 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2519 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2520 for variables with subvars.
2522 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2525 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2526 * modulo-sched.c (const_iteration_count): Return on NULL
2528 (print_node_sched_params): Return on NULL dump_file.
2529 (generate_reg_moves): Handle reg-anti dependencies and disregard
2530 closing branch when generating register moves.
2531 (sms_schedule): Mark the SMSed block dirty.
2532 * passes.c (rest_of_handle_sms): Call update_life_info for all
2534 * testsuite/gcc.dg/20050321-1.c: New test.
2536 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2538 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2539 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2540 movqi_internal): Likewise.
2542 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2544 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2545 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2546 xtensa_b4const): Delete prototypes.
2547 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2548 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2549 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2550 xtensa_extra_constraint): New prototypes.
2551 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2552 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2553 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2554 move_operand, const_float_1_operand, fpmem_offset_operand,
2555 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2556 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2557 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2558 argument type to HOST_WIDE_INT.
2559 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2560 xtensa_mask_immediate): Likewise.
2561 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2562 Likewise. Also make these functions static.
2563 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2564 (xtensa_const_ok_for_letter_p): New.
2565 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2566 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2567 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2568 move_operand, const_float_1_operand, fpmem_offset_operand,
2569 branch_operator, ubranch_operator, boolean_operator): Move to
2571 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2572 (xtensa_mem_offset): Change return type to bool.
2573 (xtensa_extra_constraint): New.
2574 (gen_int_relational): Update type of const_range_p function pointer.
2575 Use xtensa_b4const_or_zero.
2576 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2577 xtensa_const_ok_for_letter_p. Update comments.
2578 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2579 (PREDICATE_CODES): Delete.
2580 * config/xtensa/xtensa.md: Include predicates.md.
2581 * config/xtensa/predicates.md: New file.
2583 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2585 * config/v850/v850-protos.h: Remove the prototypes for
2586 reg_or_int9_operand, reg_or_const_operand,
2587 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2588 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2589 movsi_source_operand, power_of_two_operand,
2590 not_power_of_two_operand, special_symbolref_operand,
2591 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2592 register_is_ok_for_epilogue.
2593 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2594 reg_or_int9_operand, reg_or_const_operand,
2595 call_address_operand, special_symbolref_operand,
2596 movsi_source_operand, power_of_two_operand,
2597 not_power_of_two_operand, register_is_ok_for_epilogue,
2598 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2599 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2601 * config/v850/v850.h (PREDICATE_CODES): Remove.
2602 * config/v850/v850.md: Include predicates.md.
2603 * config/v850/predicates.md: New.
2605 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2607 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2608 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2609 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2610 (itoolsdir, itoolsdatadir): Move definition above new first use.
2611 (install-itoolsdirs): New rule.
2612 (install-mkheaders): Depend on install-itoolsdirs, not
2613 install-include-dir.
2615 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2617 * tree-into-ssa.c: Remove obsolete comments.
2619 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2621 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2622 unrolling if -fpeel-loops is specified, too.
2623 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2624 Remove superfluous check for flag_unroll_loops.
2626 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2628 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2629 (lrint_optab, llrint_optab): Define corresponding macros.
2630 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2631 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2632 pattern and llrint_optab using llrintdi2 patterns.
2633 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2634 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2635 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2636 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2637 flag_unsafe_math_optimizations is set.
2639 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2641 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2642 simplify_logical, if_then_else_cond, known_cond,
2643 simplify_comparison): Adjust calls to reverse_comparison.
2644 Don't use combine_reversed_comparison_code).
2645 (combine_reversed_comparison_code): Remove.
2646 (reversed_comparison): Using reversed_comparison_code, move it...
2647 * jump.c (reversed_comparison): ... here.
2648 * rtl.h (reversed_comparison): Add prototype.
2650 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2652 * builtins.c (fold_builtin): Take decomposed arguments of
2654 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2655 * gimplify.c (gimplify_call_expr): Likewise.
2656 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2657 * tree.h: Update the prototype of fold_builtin.
2659 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2661 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2662 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2663 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2664 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2665 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2667 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2669 * builtins.c (fold_builtin_1): Take decomposed arguments of
2671 (fold_builtin): Update a call to fold_builtin_1.
2673 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2676 * gcov.c (output_lines): Only output function block summary when
2677 outputting branch information.
2678 * doc/gcov.texi: Document format of preamble and additional block
2681 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2683 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2684 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2685 the defaults false if BITS_PER_UNIT != 8.
2686 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2687 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2688 than BITS_PER_UNIT != 8.
2689 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2690 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2691 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2693 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2694 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2696 2005-03-20 Roger Sayle <roger@eyesopen.com>
2699 * fold-const.c (fold_binary): Fix type mismatch between
2700 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2701 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2702 for non-truth-valued expressions.
2704 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2705 and FUNCTION_DECL in the main switch.
2706 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2707 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2708 we also need to convert their operands to match.
2709 <TRUTH_NOT_EXPR>: Likewise.
2711 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2713 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2714 diagnostic without checking whether an lvalue.
2715 * c-common.h (lvalue_p): Remove.
2716 (enum lvalue_use): Update comment.
2717 (lvalue_or_else): Replace by lvalue_error.
2718 * c-typeck.c (lvalue_p): Make static.
2719 (lvalue_or_else): New. Call lvalue_error.
2721 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2723 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2724 (function_arg_advance): Use rs6000_parm_start.
2725 (function_arg, rs6000_arg_partial_bytes): Likewise.
2727 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2729 * c-common.c (check_case_value): Adjust comment about stripping
2731 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2732 * c-typeck.c (default_conversion, convert_arguments,
2733 build_modify_expr, convert_for_assignment, store_init_value,
2734 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2735 manually. Remove inaccurate comments.
2737 2005-03-20 Roger Sayle <roger@eyesopen.com>
2738 Joseph S. Myers <joseph@codesourcery.com>
2740 * varasm.c (do_assemble_alias): Restore comment describing function.
2741 Annotate the target parameter as potentially unused.
2743 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2746 * config/avr/avr.c (avr_output_function_prologue): Do not use
2747 current_function_name() in a label, use a local label instead.
2749 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2751 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2752 flag_finite_math_only, not flag_unsafe_math_optimizations.
2754 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2756 * builtins.c (fold_builtin_1): Update a call to
2757 targetm.fold_builtin.
2758 * hooks.c (hook_tree_tree_bool_null): Rename to
2759 hook_tree_tree_tree_bool_null. Take one more argument of type
2761 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2762 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2763 hook_tree_tree_tree_bool_null.
2764 * target.h (gcc_target): Update the prototype of fold_builtin.
2765 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2766 arguments of CALL_EXPR.
2767 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2770 2005-03-20 Jan Hubicka <jh@suse.cz>
2772 * cgraph.h (cgraph_node): Add prev_clone pointer.
2773 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2774 (cgraph_clone_node): Produce doubly linked chain.
2776 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2778 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2779 get_nonnull_operand, handle_sentinel_attribute,
2780 check_function_arguments_recurse): Do not strip NOPS from
2782 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2784 * c-format.c (get_constant): Likewise.
2785 * c-parser.c (c_parser_postfix_expression): Likewise.
2786 * c-typeck.c (set_init_index): Likewise.
2787 (convert_arguments): Don't check for NOP_EXPR containing integer
2790 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2792 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2793 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2794 Take decomposed arguments of CALL_EXPR.
2795 (fold_builtin_1): Update calls to the functions mentioned
2798 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2800 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2801 width to have integer type.
2802 (build_enumerator): Require enumerator value to have integer type.
2804 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2806 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2809 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2811 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2812 std=iso9899:199x): Correct descriptions.
2814 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2816 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2819 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2821 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2823 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2824 fold_builtin_memcpy.
2826 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2827 arguments of CALL_EXPR.
2828 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2829 fold_builtin_found, fold_builtin_1): Update calls to
2830 fold_trunc_transparent_mathfn.
2832 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2835 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2836 function pointers on targets that require function pointer
2838 (fold_sign_changed_comparison): Likewise.
2840 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2842 * combine.c (try_combine): When changing the mode of a hard reg, make
2843 sure that doing so is valid.
2845 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2847 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2848 (TARGET_HANDLE_OPTION): Override default.
2849 (avr_handle_option): New function.
2850 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2851 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2852 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2853 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2854 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2855 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2856 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2857 (TARGET_OPTIONS): Delete.
2858 * config/avr/avr.opt: New file.
2860 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2862 * config/m32r/m32r-protos.h: Remove the prototypes for
2863 call_address_operand, symbolic_operand, seth_add3_operand,
2864 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2865 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2866 two_insn_const_operand, move_src_operand,
2867 move_double_src_operand, move_dest_operand,
2868 eqne_comparison_operator, signed_comparison_operator,
2869 large_insn_p, conditional_move_operand, carry_compare_operand,
2870 m32r_block_immediate_operand, extend_operand,
2871 reg_or_eq_int16_operand, int8_operand, and
2872 reg_or_zero_operand.
2873 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2874 seth_add3_operand, int8_operand, cmp_int16_operand,
2875 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2876 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2877 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2878 move_double_src_operand, move_dest_operand,
2879 eqne_comparison_operator, signed_comparison_operator,
2880 extend_operand, small_insn_p, large_insn_p,
2881 conditional_move_operand, carry_compare_operand,
2882 m32r_block_immediate_operand): Move to predicates.md.
2883 (MAX_MOVE_BYTES): Move to m32r.h.
2884 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2885 * config/m32r/m32r.md: Include predicates.md.
2886 * config/m32r/predicates.md: New.
2888 2005-03-18 James E Wilson <wilson@specifixinc.com>
2891 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2894 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2896 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2897 call_address_operand, const_8bit_operand.
2898 * config/mn10300/mn10300.c (call_address_operand,
2899 const_8bit_operand, const_1f_operand): Move to predicates.md.
2900 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2901 * config/mn10300/mn10300.md: Include predicates.md.
2902 * config/mn10300/predicates.md: New.
2904 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2906 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2907 declarations in diagnostics and %E for identifiers, not %s.
2909 2005-03-18 Jan Hubicka <jh@suse.cz>
2910 Dale Johannesen <dalej@apple.com>
2912 * basic-block.h (scale_bbs_frequencies_int,
2913 scale_bbs_frequencies_gcov_type): Declare.
2914 * cfg.c (RDIV): New macro.
2915 (update_bb_frequency_for_threading): Fix.
2916 * basic-block.h (scale_bbs_frequencies_int,
2917 scale_bbs_frequencies_gcov_type): New.
2918 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2919 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2920 scale_bbs_frequencies_int.
2921 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2923 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2925 * config/m32r/m32r-protos.h: Remove the prototypes for
2926 call_address_operand, symbolic_operand, seth_add3_operand,
2927 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2928 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2929 two_insn_const_operand, move_src_operand,
2930 move_double_src_operand, move_dest_operand,
2931 eqne_comparison_operator, signed_comparison_operator,
2932 large_insn_p, conditional_move_operand, carry_compare_operand,
2933 m32r_block_immediate_operand, extend_operand,
2934 reg_or_eq_int16_operand, int8_operand, and
2935 reg_or_zero_operand.
2936 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2937 seth_add3_operand, int8_operand, cmp_int16_operand,
2938 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2939 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2940 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2941 move_double_src_operand, move_dest_operand,
2942 eqne_comparison_operator, signed_comparison_operator,
2943 extend_operand, small_insn_p, large_insn_p,
2944 conditional_move_operand, carry_compare_operand,
2945 m32r_block_immediate_operand): Move to predicates.md.
2946 (MAX_MOVE_BYTES): Move to m32r.h.
2947 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2948 * config/m32r/m32r.md: Include predicates.md.
2949 * config/m32r/predicates.md: New.
2951 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2953 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2954 symbolic_operand, symbolic_memory_operand,
2955 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2956 indexed_memory_operand, move_dest_operand, move_src_operand,
2957 prefetch_cc_operand, prefetch_nocc_operand,
2958 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2959 arith_operand, arith11_operand, pre_cint_operand,
2960 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2961 ireg_operand, int5_operand, uint5_operand, int11_operand,
2962 uint32_operand, arith5_operand, and_operand, ior_operand,
2963 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2964 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2965 shadd_operand, movb_comparison_operator,
2966 cmpib_comparison_operator): Move to predicates.md.
2967 (magic_milli, shadd_constant_p): Make it extern.
2968 * config/pa/pa.h (PREDICATE_CODES): Remove.
2969 * config/pa/pa.md: Include predicates.md.
2970 * config/pa/predicates.md: New.
2972 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2975 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2977 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2978 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2979 config/alpha/freebsd.h, config/alpha/linux.h,
2980 config/alpha/netbsd.h, config/alpha/osf5.h,
2981 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2982 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2983 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2984 doc/cppopts.texi: Update copyright.
2986 2005-03-18 Jan Hubicka <jh@suse.cz>
2989 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2991 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2994 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2996 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2999 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3001 * combine.c (gen_binary): Remove.
3002 (known_cond, simplify_shift_const, find_split_point,
3003 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3004 simplify_logical, expand_field_assignment, extract_left_shift,
3005 force_to_mode, if_then_else_cond, apply_distributive_law,
3006 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3007 simplify_comparison, reversed_comparison): Replace with
3008 simplify_gen_binary, simplify_gen_relational or
3009 distribute_and_simplify_rtx.
3010 (distribute_and_simplify_rtx): New function.
3012 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3013 Paolo Bonzini <gcc.gnu.org>
3015 * calls.c (setjmp_call_p, special_function_p): Update comments
3016 at the head of the functions.
3018 2005-03-18 Jan Hubicka <jh@suse.cz>
3020 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3022 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3023 function body should be released; do not proactively release function
3024 bodies in non-unit-at-a-time mode.
3026 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3028 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3029 mno-fp-ret-in-387 multilib variants.
3031 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3033 * common.opt (m): Remove.
3034 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3036 (common_handle_option): Remove OPT_m case.
3038 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3040 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3042 (fold_builtin_1): Update a call to fold_builtin_bitop.
3044 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3046 (fold_builtin_1): Update a call to fold_builtin_signbit.
3048 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3050 PR tree-optimization/20474
3051 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3052 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3054 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3056 * config/h8300/h8300-protos.h: Remove prototypes for
3057 general_operand_src, general_operand_dst, single_one_operand,
3058 single_zero_operand, call_insn_operand,
3059 two_insn_adds_subs_operand, small_call_insn_operand,
3060 jump_address_operand, bit_operand, bit_memory_operand,
3061 stack_pointer_operand, const_int_gt_2_operand,
3062 const_int_ge_8_operand, const_int_qi_operand,
3063 const_int_hi_operand, incdec_operand, bit_operator,
3064 nshift_operator, eqne_operator, gtle_operator,
3065 gtuleu_operator, iorxor_operator.
3066 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3067 h8300_ldm_stm_parallel.
3068 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3070 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3071 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3072 (h8300_ldm_stm_parallel): Make it extern.
3073 (h8300_ldm_parallel, h8300_stm_parallel,
3074 h8300_return_parallel, general_operand_src,
3075 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3076 nibble_operand, reg_or_nibble_operand, single_one_operand,
3077 single_zero_operand, call_insn_operand,
3078 two_insn_adds_subs_operand, small_call_insn_operand,
3079 jump_address_operand, bit_operand, bit_memory_operand,
3080 stack_pointer_operand, const_int_gt_2_operand,
3081 const_int_ge_8_operand, const_int_qi_operand,
3082 const_int_hi_operand, incdec_operand, eqne_operator,
3083 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3084 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3085 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3086 nshift_operator): Move to predicates.md.
3087 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3088 * config/h8300/h8300.md: Include predicates.md.
3089 * config/h8300/predicates.md: New.
3091 2005-03-17 Richard Henderson <rth@redhat.com>
3093 * config.gcc (ia64*-*-hpux*): Add extra_options.
3094 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3095 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3096 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3097 (ia64_tls_size_string, ia64_tune_string): Remove.
3098 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3099 (TARGET_DEFAULT_TARGET_FLAGS): New.
3100 (TARGET_HANDLE_OPTION): New.
3101 (ia64_override_options): Move options parsing ...
3102 (ia64_handle_option): ... here. New.
3103 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3104 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3105 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3106 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3107 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3108 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3109 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3110 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3111 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3112 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3113 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3114 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3115 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3116 TARGET_EARLY_STOP_BITS): Remove.
3117 (TARGET_ILP32): Default false.
3118 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3119 (enum ia64_inline_type): New.
3120 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3121 * config/ia64/ia64.md: Update for new definitions of
3122 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3123 * config/ia64/ia64.opt: New file.
3124 * config/ia64/ilp32.opt: New file.
3126 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3129 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3131 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3133 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3134 instead of MASK_H8300S.
3135 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3136 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3137 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3138 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3139 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3140 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3141 TARGET_SWITCHES): Remove.
3142 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3144 * config/h8300/h8300.opt: New.
3146 * config/alpha/alpha.opt, config/arc/arc.opt,
3147 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3150 2005-03-17 Ian Lance Taylor <ian@airs.com>
3154 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3156 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3157 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3158 (TARGET_HANDLE_OPTION): Override default.
3159 (arc_handle_option): New function.
3160 (arc_init): Remove code to set arch_cpu_string.
3161 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3162 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3163 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3164 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3165 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3166 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3167 (arc_rodata_string, TARGET_OPTIONS): Delete.
3168 * config/arc/arc.opt: New file.
3170 2005-03-17 Richard Henderson <rth@redhat.com>
3172 * doc/extend.texi (Weak Pragmas): New section.
3173 (attribute alias): Clarify that target must be in the same
3176 2005-03-17 Richard Henderson <rth@redhat.com>
3178 * config/alpha/alpha.opt: New file.
3179 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3181 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3182 alpha_fprm_string, alpha_fptm_string): Make static.
3183 (alpha_tls_size_string): Remove.
3184 (alpha_handle_option): New.
3185 (override_options): Update for alpha_cpu/alpha_tune split.
3186 (alpha_file_start): Likewise.
3187 (TARGET_DEFAULT_TARGET_FLAGS): New.
3188 (TARGET_HANDLE_OPTION): New.
3189 * config/alpha/alpha.h (alpha_tune): Declare.
3190 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3191 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3192 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3193 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3194 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3195 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3196 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3197 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3198 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3199 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3200 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3201 (TARGET_DEFAULT): Remove MASK_FP.
3202 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3203 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3204 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3205 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3206 alpha_tls_size_string): Remove.
3207 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3208 (attribute tune): Rename from attribute cpu.
3209 * config/alpha/ev4.md: Update to match.
3210 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3211 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3212 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3213 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3214 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3215 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3217 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3219 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3220 and return without creating new state if before_nops_num is nonzero.
3221 * config/ia64/ia64.md (first_insn): New attribute.
3222 (alloc): Set it to yes.
3224 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3226 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3227 STMT_VINFO_SUBVARS to NULL.
3228 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3230 2005-03-16 Dale Johannesen <dalej@apple.com>
3232 * rtlanal.c (find_first_parameter_load): Rewrite to
3233 return actual first param load or the call if none,
3234 instead of first in block, when not all loads exist.
3236 2005-03-16 Roger Sayle <roger@eyesopen.com>
3238 * optabs.c (expand_copysign_absneg): Make static.
3239 * optabs.h (expand_copysign_absneg): Delete prototype.
3240 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3242 2005-03-16 Richard Henderson <rth@redhat.com>
3245 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3246 (alias_pairs): Rename from output_defs.
3247 (find_decl_and_mark_needed): Split out from assemble_alias.
3248 (do_assemble_alias): New.
3249 (assemble_output_def): Remove.
3250 (finish_aliases_1, finish_aliases_2): New.
3251 (process_pending_assemble_output_defs): Remove.
3252 (assemble_alias): Defer aliases for which we don't yet have a
3253 non-external decl for the target symbol.
3254 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3255 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3256 * toplev.c (compile_file): Use finish_aliases_2 instead of
3257 process_pending_assemble_output_defs.
3258 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3259 (process_pending_assemble_output_defs): Remove.
3261 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3263 Fix PR tree-optimization/20489
3265 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3266 for empty structures.
3268 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3270 Fix PR tree-optimization/20490
3272 * tree-ssa-pre.c (create_expression_by_pieces): Use
3273 force_gimple_operand on result of fold.
3275 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3277 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3278 of closing parenthesis.
3280 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3282 * builtins.c (expand_movstr): Update a call to
3283 fold_builtin_strcpy.
3284 (expand_builtin_strncpy): Update a call to
3285 fold_builtin_strncpy.
3286 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3287 arguments of CALL_EXPR.
3288 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3289 fold_builtin_strncpy.
3290 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3291 * tree.h: Update the prototypes of fold_builtin_strcpy and
3292 fold_builtin_strncpy.
3294 2005-03-16 Steven Bosscher <stevenb@suse.de>
3295 Dorit Naishlos <dorit@il.ibm.com>
3297 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3298 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3301 2005-03-16 Steven Bosscher <stevenb@suse.de>
3303 * tree-inline.c (walk_type_fields, walk_tree,
3304 walk_tree_without_duplicates): Move from here...
3305 * tree.c: ...to here.
3307 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3309 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3310 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3311 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3312 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3313 (version): Define using $(BASEVER_c).
3314 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3316 (version.o): Depend on version files; add custom generation command.
3317 (prefix.o): Define BASEVER on command line.
3318 (s-iov): Depend on version files; adjust command.
3319 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3321 (gcc-vers.texi): New rule.
3322 (doc/%.info, doc/%.dvi): Add -I . to command line.
3323 (doc/gccinstall.dvi): Likewise.
3324 (PACKAGE): Delete. All uses replaced with "gcc".
3325 * aclocal.m4: Do not include gcc-version.m4.
3326 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3327 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3328 Set is_release based on contents of DEV-PHASE.
3329 Set gcc_version based on contents of BASE-VER.
3330 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3331 * config.in, configure: Regenerate.
3332 * gccbug.in: Determine version of GCC in use at runtime.
3333 * gcov-iov.c: Get version number and development phase from
3334 command line, not by including version.c.
3335 * intl.c: Replace all uses of PACKAGE with "gcc".
3336 * libada-mk.in: Delete unused "gcc_version" variable.
3337 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3338 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3339 commentary to match.
3340 (version_string): Put together from pieces.
3341 * config/alpha/x-vms: Do not use $(gcc_version).
3342 * config/i386/t-nwld: Likewise.
3343 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3344 version-GCC and DEVELOPMENT.
3346 2005-03-15 Roger Sayle <roger@eyesopen.com>
3348 PR tree-optimization/17454
3349 * tree.c (tree_size): Add case for TREE_BINFO.
3350 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3351 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3353 2005-03-15 Roger Sayle <roger@eyesopen.com>
3355 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3356 op1 whilst expanding the signed widenening multiply variant.
3358 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3360 * toplev.c (display_target_options): Avoid unused variable warning if
3361 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3362 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3363 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3364 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3365 (mips_isa_info): New variable.
3366 (mips_parse_cpu): Remove the first argument and leave the caller
3368 (TARGET_HANDLE_OPTION): Override default.
3369 (mips_handle_option): New function. Move option validation code from...
3370 (override_options): ...here. Update calls to mips_parse_cpu.
3371 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3372 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3373 (SUBTARGET_TARGET_OPTIONS): Delete.
3374 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3375 (mno-flush-func, mtune=): New options.
3377 2005-03-15 Roger Sayle <roger@eyesopen.com>
3378 Richard Henderson <rth@redhat.com>
3380 * real.c (c4x_single_format, c4x_extended_format): Provide values
3381 for signbit_ro for c4x's single and extended floating point formats.
3382 * optabs.c (expand_copysign): Use the floating point format's
3383 signbit_ro for expanding via expand_copysign_absneg, and it's
3384 signbit_rw field for expanding via expand_copysign_bit.
3386 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3388 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3389 known_alignment_for_access_p.
3390 (known_alignment_for_access_p): New.
3391 (do_peeling_for_alignment): Field made int instead of bool and renamed
3392 to peeling_for_alignment.
3393 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3394 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3395 functionality used to be in vect_analyze_operations.
3396 (vect_analyze_operations): Code to determine vectorization factor was
3397 moved to vect_determine_vectorization_factor.
3398 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3399 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3401 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3402 be part of vect_analyze_operations).
3403 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3404 creating the guard condition, as the number of iterations may be
3406 (slpeel_tree_peel_loop_to_edge): Use new name of
3407 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3408 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3409 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3410 (vect_do_peeling_for_alignment): Use fold.
3411 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3413 (vect_update_inits_of_dr): Renamed to
3414 vect_update_init_of_dr.
3415 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3416 (vectorizable_store): Fix assertion to use == instead of =.
3418 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3420 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3421 call_used_regs for wCG registers.
3423 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3425 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3426 for non-offsettable memory references to cope with outstanding reload
3427 replacements, take 2.
3429 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3432 * config/i386/i386.h (x86_fisttp): New.
3433 (TARGET_FISTTP): New macro.
3434 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3435 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3436 instruction when fisttp flag is set.
3437 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3439 * config/i386/i386.md (type attribute): Add fisttp.
3440 (unit attribute): Set to i387 for fisttp type.
3441 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3442 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3444 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3445 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3447 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3448 patterns for TARGET_FISTTP. Enable patterns for
3449 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3450 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3451 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3452 implement fisttp x87 insn.
3453 (fix_trunc*_i387_fisttp splitters): New patterns.
3454 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3455 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3456 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3458 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3459 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3460 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3461 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3462 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3463 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3464 Disable patterns for TARGET_FISTTP.
3465 (fix_trunc*_i387 splitters): Implement usign mode macros.
3466 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3467 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3468 (fix_trunx*_sse peephole2s): Implement using mode macros.
3470 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3472 PR rtl-optimization/20291
3473 * combine.c (try_combine): If splitting fails, re-try with
3474 original combined pattern, i.e. before clobber stripping.
3476 2005-03-14 Eric Christopher <echristo@redhat.com>
3478 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3479 STACK_GROWS_DOWNWARD.
3481 2005-03-14 Roger Sayle <roger@eyesopen.com>
3483 * real.h (struct real_format): Split the signbit field into two
3484 two fields, signbit_ro and signbit_rw.
3485 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3486 mips_double_format, ieee_extended_motorola_format,
3487 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3488 ieee_extended_intel_128_format, ibm_extended_format,
3489 mips_extended_format, ieee_quad_format, mips_quad_format,
3490 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3491 i370_double_format, c4x_single_format, c4x_extended_format,
3492 real_internal_format): Update initializers for new field.
3493 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3494 real_format structure.
3495 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3496 field of the real_format structure.
3498 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3500 Fix PR tree-optimization/20458
3502 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3503 DECL_EXTERNAL on STRUCT_FIELD tags.
3504 (clear_call_clobbered): Ditto.
3505 * tree-ssa-operands.c (note_addressable): Make sure the original
3506 variable doesn't slip into the addressable list if we have
3508 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3511 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3513 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3514 (-fwide-exec-charset): Likewise.
3515 (-finput-charset): Likewise.
3516 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3517 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3518 * c.opt (Wnormalized): New.
3520 2005-03-14 Devang Patel <dpatel@apple.com>
3522 * doc/invoke.texi: Add reference to Visibility document.
3524 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3526 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3527 MASK_SPLIT_ADDRESSES.
3528 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3529 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3530 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3531 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3532 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3533 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3534 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3535 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3536 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3537 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3538 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3539 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3540 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3541 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3542 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3543 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3544 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3545 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3546 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3547 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3548 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3549 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3550 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3551 (TARGET_EXPLICIT_RELOCS): Delete.
3552 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3553 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3554 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3555 (override_options): Set MASK_LONG64 if -mint64 is given and no
3556 -mlongXX option is. Complain about -mint64 -mlong32.
3557 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3558 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3559 * config/mips/mips.opt: New file.
3561 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3563 * config.gcc (extra_options): New variable for listing option files.
3564 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3565 * configure.ac (extra_opt_files): New AC_SUBST variable.
3566 (tm_file_list, tm_include_list): Include options.h first.
3567 * configure: Regenerate.
3568 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3569 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3570 (s-options-h): New rule.
3571 (options.h): Depend on it.
3572 (TEXI_GCCINT_FILES): Add options.texi.
3573 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3574 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3575 * target.h (gcc_target): Add default_target_flags and handle_option.
3576 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3577 (TARGET_HANDLE_OPTION): New macros.
3578 (TARGET_INITIALIZER): Include them.
3579 * opt-functions.awk (opt_args, nth_arg): New functions.
3580 (switch_flags): Handle the "Target" flag.
3582 (var_name): Use opt_args and nth_arg.
3583 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3584 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3585 macros for the "Mask" and "InverseMask" options.
3586 * opts.h (cl_var_cond): New enum.
3587 (cl_option): Replace the "has_set_value" and "set_value" fields with
3588 "var_cond" and "var_value".
3589 (CL_TARGET): New macro.
3590 (option_enabled, print_filtered_help): Declare.
3591 (decode_options): Move definition.
3592 * opts.c (handle_option): Search for the original option before
3593 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3594 var_cond and var_value fields. Use targetm.handle_option to handle
3596 (decode_options): Set target_flags to targetm.default_target_flags.
3597 (print_filtered_help): Make global. Handle CL_TARGET.
3598 (option_enabled): New function.
3599 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3600 (display_target_options, set_target_switch, print_switch_values)
3601 (default_pch_valid_p): Guard uses of target_switches with
3602 #ifdef TARGET_SWITCHES. Also...
3603 (display_target_options): Display the CL_TARGET entries in cl_options.
3604 (set_target_option): Don't complain about the "" option when
3605 TARGET_SWITCHES is undefined.
3606 (print_switch_values): Use option_enabled.
3607 (default_pch_valid_p): Check cl_options[] when looking for something
3608 that has changed the value of target_flags.
3609 * c.opt: Remove documentation from top of file.
3610 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3611 * doc/sourecebuild.texi: Refer to the new options documentation
3612 instead of c.opt. Document machine-specific .opt files.
3613 * doc/tm.texi (target_flags): Say that this variable is declared
3615 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3616 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3618 * doc/options.texi: New file.
3620 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3623 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3626 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3629 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3630 temporary variable of pointer type if an lvalues is required.
3631 (gimplify_modify_expr_rhs): Request an rvalue from it.
3632 (gimplify_expr): Pass fallback on.
3634 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3636 * cfgbuild.c: Update comments.
3638 2005-03-14 Roger Sayle <roger@eyesopen.com>
3640 PR rtl-optimization/17236
3641 * optabs.c (expand_doubleword_mult): New helper function split out
3642 from expand_binop. Permute the order in which instructions are
3643 emitted to minimize the number of simultaneously live registers.
3644 (expand_binop): Call expand_doubleword_mult to synthesize a double
3645 word multiplication.
3647 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3649 * basic-block.h: Update the prototypes of cached_make_edge and
3651 * cfg.c (cached_make_edge): Take edge_cache representing one
3652 row of the adjacency matrix of edges.
3653 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3654 (make_edges): Initialize edge_cache to represent one row of
3655 the adjacency matrix of edges.
3657 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3659 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3661 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3662 Remove unused removed_phis variable.
3663 (conditional_replacement): Use build1/build2.
3664 (abs_replacement): Use last_and_only_stmt and build1/build2.
3666 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3668 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3669 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3670 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3671 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3672 * c-common.c (handle_novops_attribute): New function.
3673 (c_common_attribute_table): Add "no vops" entry.
3674 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3675 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3676 * tree-ssa-operands.c (get_call_expr_operands): Do not
3677 create virtual operands for calls with ECF_NOVOPS flag.
3678 * tree.h (DECL_IS_NOVOPS): New macro.
3679 (struct tree_decl): Add novops_flag.
3680 (ECF_NOVOPS): New constant.
3682 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3685 * config/i386/i386.c (x86_use_himode_fiop): New.
3686 (x86_use_simode_fiop): Rename from x86_use_fiop.
3687 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3688 (TARGET_USE_HIMODE_FIOP): New.
3689 (x86_use_simode_fiop): Rename from x86_use_fiop.
3690 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3692 * config/i386/i386.md (X87MODEI12): New mode macro define.
3693 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3694 to implement x87 FP compare with HImode input operands.
3695 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3696 Use X87MODEI12 mode macro to handle HImode input operands.
3697 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3698 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3699 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3700 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3701 macro to implement x87 operators with HImode input operands.
3702 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3705 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3707 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3709 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3710 constants invariant.
3712 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3714 * basic-block.h (BB_VISITED): Removed.
3715 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3717 2005-03-14 Falk Hueffner <falk@debian.org>
3720 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3722 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3724 * ggc-zone.c: Fix comment typos.
3726 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3727 stringpool.c, config/mips/mips-protos.h: Update copyright.
3729 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3731 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3732 throughout with its typedef, "rtx".
3733 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3734 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3735 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3736 regs in comment to match code.
3738 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3740 * except.c (check_handled): Make it static.
3741 * except.h: Remove the corresponding prototype.
3743 * function.c (get_func_frame_size): Make it static.
3744 * function.h: Remove the corresponding type.
3746 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3748 * hard-reg-set.h: Remove the corresponding declarations.
3750 * tree-cfg.c (verify_stmts): Check that
3751 bb_for_stmt (stmt) == bb for every PHI node and statement.
3753 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3755 * config.gcc: Remove excess indentation.
3756 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3758 2005-03-13 Roger Sayle <roger@eyesopen.com>
3761 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3762 * fold-const.c (fold_sign_changed_comparison): Likewise.
3763 (fold_binary): Optimize comparisons against widened operands if
3764 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3766 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3768 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3769 (sparc_override_options): Initialize it.
3770 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3772 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3774 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3775 (reg_or_none500mem_operand): New predicate.
3776 (zero_reg_mem_operand): New predicate.
3777 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3778 to reg_or_none500mem_operand.
3779 (extendsfdf2_fpr): Add MEM alternative.
3780 (extenddftf2_internal): Change operand2 predicate to
3781 zero_reg_mem_operand.
3783 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3785 * ggc-zone.c: Rewritten.
3787 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3789 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3790 * config.in: Regenerated.
3791 * configure: Regenerated.
3792 * gengtype.c (write_types_process_field, write_func_for_structure):
3793 Pass new argument to gt_pch_note_object.
3794 * ggc-common.c (struct ptr_data): Add TYPE.
3795 (gt_pch_note_object): Take TYPE argument and save it.
3796 (call_count): Update call to ggc_pch_count_object.
3797 (call_alloc): Update call to ggc_pch_alloc_object.
3798 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3800 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3801 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3802 (ggc_alloc_zone_stat): Delete.
3803 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3804 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3805 (ggc_pch_alloc_object): Update prototypes.
3806 (garbage_zone): Delete.
3807 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3808 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3810 (tree_id_zone): New variable.
3811 (ggc_alloc_cleared_zone): Remove unused.
3812 (ggc_alloc_zone): Define.
3813 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3814 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3815 ggc_alloc_zone_stat.
3816 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3817 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3818 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3819 (make_node_stat): Likewise. Use tree_id_zone.
3821 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3822 Joseph S. Myers <joseph@codesourcery.com>
3824 * configure.ac: Check for MIPS TLS.
3825 * configure: Regenerated.
3826 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3827 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3828 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3829 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3830 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3831 (mips_classify_symbol, mips_symbolic_constant_p)
3832 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3833 (mips_tls_operand_p, mips_call_tls_get_addr)
3834 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3835 (mips_tls_symbol_ref_1): New functions.
3836 (mips_legitimize_address, mips_legitimize_const_move): Call
3837 mips_legitimize_tls_address.
3838 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3840 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3841 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3842 (mips_char_to_class): Document V1_REG.
3843 (HAVE_AS_TLS): Provide default.
3844 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3846 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3848 (tls_get_tp_<mode>): New instruction.
3850 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3852 * configure.ac: Update checks for target tools.
3853 * configure: Regenerated.
3855 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3857 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3859 2005-03-13 Roger Sayle <roger@eyesopen.com>
3861 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3862 more classes of DImode multiplication by constant. Allow both
3863 multiplication by small negative constants (by performing a
3864 multiplication by a positive constant and negating the result) and
3865 multiplications by large powers of two, by using a left shift.
3867 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3869 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3870 of basic blocks into work_stack.
3872 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3873 config/mips/vr.h: Update copyright.
3875 * c-decl.c (c_init_decl_processing): Remove useless calls to
3876 build_function_type.
3878 * builtins.c (fold_trunc_transparent_mathfn,
3879 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3880 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3881 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3882 fold_builtin_strcpy, fold_builtin_strncpy,
3883 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3886 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3889 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3890 variable determinant.
3892 * tree-cfg.c (group_case_labels): Remove local variable type.
3894 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3897 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3900 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3903 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3904 (*movmemqi_insn): Delete.
3905 (*movmemhi): Delete.
3907 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3909 * builtins.c (fold_builtin_classify): Take decomposed
3910 arguments of CALL_EXPR.
3911 (fold_builtin_1): Update a call to fold_builtin_classify.
3913 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3916 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3917 through into call to parser_xref_tag after parse error.
3918 (c_parser_struct_declaration): Consistently return NULL_TREE on
3921 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3923 * tree-flow-inline.h (ref_contains_array_ref): New function.
3924 (lookup_subvars_for_var): Ditto.
3925 (get_subvars_for_var): Ditto.
3926 (var_can_have_subvars): Ditto.
3928 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3929 (struct subvar): New type.
3931 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3933 * tree-optimize.c (init_tree_optimization_passes): Call
3934 pass_create_structure_vars.
3936 * tree-ssa-alias.c: Include vec.h.
3937 (init_alias_info): Don't auto-clear call clobbered on struct-field
3939 (compute_flow_insensitive_aliasing): Handle subvars.
3940 (group_aliases): Handle STRUCT_FIELD aliases.
3941 (setup_pointers_and_addressables): Ditto.
3942 Don't mark variables non-addressable if they still have
3943 addressable subvars.
3944 Also mark subvars addressable when the real variable is marked
3946 (add_pointed_to_var): Try to prune the pointed-to set by only
3947 pointing to subvars when possible.
3948 Otherwise, make sure we set addresses_needed and pt_vars to
3949 properly include subvars.
3950 (bitpos_of_field): New function.
3951 (push_fields_onto_fieldstack): Ditto.
3952 (get_or_create_used_part_for): Ditto.
3953 (create_overlap_variables_for): Ditto.
3954 (find_used_portions): Ditto.
3955 (create_structure_vars): Ditto.
3956 (pass_create_structure_vars): New structure.
3958 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3959 (get_expr_operands): Handle subvars. Also try to turn
3960 COMPONENT_REF accesses into must-defs now that we can accurately
3962 (note_addressable): Try to only mark as addressable those subvars
3963 we know a COMPONENT_REF touches.
3964 (overlap_subvar): New function.
3966 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3967 Handle subvar storing.
3968 (vect_address_analysis): Update caller of vect_object_analysis.
3970 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3972 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3973 (STMT_VINFO_SUBVARS): New macro.
3975 * common.opts: add flag_tree_salias.
3977 * opts.c (decode_options): flag_tree_salias defaults to on.
3979 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3981 * doc/tree-ssa.texi: Document structural alias analysis.
3983 2005-03-12 Steven Bosscher <stevenb@suse.de>
3985 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3986 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3987 * tree-ssa-operands.c (get_expr_operands): Likewise.
3988 (get_expr_operands): Likewise for ERROR_MARK.
3990 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3992 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3995 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3998 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3999 (mark_operand_necessary): Remove local variable ver.
4001 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4002 variable prefix_len.
4004 * value-prof.c (mod_subtract_transform): Remove local variable
4007 * builtins.c (fold_builtin_exponent): Take decomposed
4008 arguments of CALL_EXPR.
4009 (fold_builtin_1): Update a call to fold_builtin_exponent.
4011 * builtins.c (fold_builtin_logarithm): Take decomposed
4012 arguments of CALL_EXPR.
4013 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4015 * c-decl.c (c_init_decl_processing): Remove local variables
4016 ptr_ftype_void and ptr_ftype_ptr.
4018 * gimplify.c (gimplify_expr): Remove local variables r0 and
4021 * reg-stack.c (move_for_stack_reg): Remove local variable
4023 (compare_for_stack_reg): Remove local variable flags_user.
4024 (convert_regs_1): Remove local variable deleted.
4026 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4028 (combine_blocks): Remove local variables exits and new_e.
4030 * tree-inline.c (expand_call_inline): Remove local variable
4033 * tree-ssa-live.c (create_ssa_var_map,
4034 calculate_live_on_entry): Remove local variable snn.
4036 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4038 * c-lex.c (c_lex_with_flags): Add parameter to call to
4041 2005-03-11 Per Bothner <per@bothner.com>
4043 * c-tree.h (struct c_declarator): New id_loc field.
4044 * c-pragma.h (c_lex_with_flags): Take position reference.
4045 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4046 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4047 (c_lex): Pass dummy location to c_lex_with_flags.
4048 * c-parser.c (c_lex_one_token): Set c_token's location using
4049 c_lex_with_flags, instead of input_location, which might be "ahead".
4050 (c_parser_direct_declarator): Set declarator's id_loc from
4052 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4053 declarator's id_loc, rather than probably-imprecise input_location.
4054 (build_id_declarator): Initialize c_declarator's id_loc field.
4056 2005-03-11 Roger Sayle <roger@eyesopen.com>
4059 * builtins.c (expand_builtin_signbit): Force the signbit's word
4060 into an integer register to avoid SUBREGs of floating point modes.
4062 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4064 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4065 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4066 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4067 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4069 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4071 PR rtl-optimization/20306
4072 * expr.c (emit_move_complex): Set try_int false if mode is
4073 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4074 emit_block_move if try_int is true.
4076 2005-03-11 Richard Henderson <rth@redhat.com>
4079 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4080 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4083 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4085 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4086 (TARGET_FIX_VR4130): New macro.
4087 (TARGET_OPTIONS): Add -mfix-vr4130.
4088 (ISA_HAS_MACCHI): New macro.
4089 (ASM_SPEC): Add -mfix-vr4130.
4090 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4091 (override_options): Handle mips_fix_vr4130_string.
4092 (mips_avoid_hazards): Clear all_noreorder_p
4093 if we're working around VR4130 errata and the macc alternatives
4095 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4096 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4097 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4098 (MULTILIB_DEFAULTS): Remove leading "march=".
4099 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4100 if no architecture option is given.
4101 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4103 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4104 * doc/invoke.texi: Document -mfix-vr4130.
4106 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4108 * config/mips/mips.c (override_options): Only warn about -mint64
4109 deprecation if TARGET_INT64.
4111 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4113 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4114 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4115 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4116 are non-specific regarding the nonnull parameter positions.
4117 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4118 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4119 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4120 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4122 * builtins.def: Use the non-specific "nonnull" attibute lists.
4124 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4126 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4127 single_pred_edge, single_succ, single_pred): Improve comments.
4129 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4131 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4132 single_pred_edge, single_succ, single_pred): New inline functions.
4133 * bb-reorder.c (rotate_loop, find_traces_1_round,
4134 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4135 duplicate_computed_gotos): Use the single_succ/pred functions.
4136 * cfganal.c (forwarder_block_p): Ditto.
4137 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4138 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4139 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4140 merge_seq_blocks): Ditto.
4141 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4142 * cfglayout.c (fixup_reorder_chain): Ditto.
4143 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4144 canonicalize_loop_headers, verify_loop_structure): Ditto.
4145 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4146 mfb_update_loops, create_preheader, force_single_succ_latches,
4147 create_loop_notes): Ditto.
4148 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4149 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4150 commit_one_edge_insertion, purge_dead_edges,
4151 cfg_layout_can_merge_blocks_p): Ditto.
4152 * except.c (sjlj_emit_function_enter): Ditto.
4153 * flow.c (init_propagate_block_info): Ditto.
4154 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4155 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4156 insert_insn_end_bb): Ditto.
4157 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4158 find_if_case_2): Ditto.
4159 * lambda-code.c (perfect_nestify): Ditto.
4160 * lcm.c (optimize_mode_switching): Ditto.
4161 * loop-doloop.c (doloop_modify): Ditto.
4162 * loop-init.c (loop_optimizer_init): Ditto.
4163 * loop-iv.c (simplify_using_initial_values): Ditto.
4164 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4165 * loop-unswitch.c (unswitch_loop): Ditto.
4166 * modulo-sched.c (generate_prolog_epilog): Ditto.
4167 * predict.c (combine_predictions_for_insn, estimate_probability,
4168 tree_estimate_probability, last_basic_block_p,
4169 estimate_bb_frequencies): Ditto.
4170 * profile.c (branch_prob): Ditto.
4171 * regrename.c (copyprop_hardreg_forward): Ditto.
4172 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4173 * tracer.c (layout_superblocks): Ditto.
4174 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4175 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4176 cleanup_control_expr_graph, disband_implicit_edges,
4177 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4178 tree_verify_flow_info, tree_make_forwarder_block,
4179 tree_forwarder_block_p, remove_forwarder_block,
4180 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4181 * tree-if-conv.c (tree_if_conversion): Ditto.
4182 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4183 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4184 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4185 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4186 copy_loop_headers): Ditto.
4187 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4188 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4189 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4190 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4191 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4192 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4193 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4194 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4195 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4196 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4197 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4198 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4199 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4200 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4201 slpeel_add_loop_guard): Ditto.
4203 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4205 PR tree-optimization/15784
4206 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4209 * stmt.c (expand_case): Don't change index_type. Convert minval
4212 PR tree-optimization/20130
4213 * fold-const.c (fold): Fold x * -1 into -x.
4215 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4217 PR rtl-optimization/20331
4218 * rtlanal.c (modified_between_p): Check its address first for MEM.
4219 (modified_in_p): Likewise.
4221 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4223 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4225 2005-03-10 Steven Bosscher <stevenb@suse.de>
4227 * expr.c (expand_expr_real_1): If possible, use a conditional
4228 move for expanding MIN_EXPR and MAX_EXPR.
4229 Use temp for moving around rtx-en.
4231 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4234 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4237 2005-03-10 Roger Sayle <roger@eyesopen.com>
4239 * builtins.c (expand_builtin_signbit): Extend to handle floating
4240 point modes wider than the largest integer type, using the
4241 operand_subword_force function to obtain the signbit's word.
4243 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4246 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4247 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4249 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4251 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4253 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4255 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4257 (perform_edge_inserts): Unconditionally call
4258 free_dominator_info.
4260 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4262 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4264 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4266 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4268 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4270 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4272 (rtl_register_value_prof_hooks,
4273 tree_value_profile_transformations,
4274 tree_register_value_prof_hooks): Likewise.
4275 * var-tracking.c (stack_adjust_offset_pre_post,
4276 variable_htab_free, variable_union, dataflow_set_different_2,
4277 count_uses, variable_was_changed, set_frame_base_location,
4278 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4279 vt_add_function_parameters): Likewise.
4280 * varasm.c (named_section_real, named_section, make_decl_rtl,
4281 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4282 const_hash_1, compare_constant, copy_constant, force_const_mem,
4283 output_constant_pool_2, output_constant_pool_1, output_constant,
4284 output_constructor, make_decl_one_only, decl_tls_model,
4285 default_no_named_section, default_elf_select_section_1,
4286 default_unique_section_1): Likewise.
4287 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4288 * vmsdbgout.c (addr_const_to_string): Likewise.
4291 * function.c (struct assign_parm_data_one): Remove last_named
4293 (assign_parm_find_data_types): Don't determine last_named.
4294 Reorder named_parm determination.
4295 (assign_parms): Only setup varargs on the last non-varadic
4298 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4300 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4301 sda base address on medium model.
4303 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4305 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4306 * cfgloop.c (flow_loop_nodes_find): Export.
4307 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4309 * cfgloopmanip.c (fix_loop_structure): New function.
4310 * predict.c (predict_loops): Clean up the loops information.
4311 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4312 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4314 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4315 (rewrite_into_loop_closed_ssa): Declaration changed.
4316 * tree-loop-linear.c (linear_transform_loops): Add argument to
4317 rewrite_into_loop_closed_ssa call.
4318 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4319 * tree-ssa-loop-im.c (move_computations): Ditto.
4320 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4321 * tree-vectorizer.c (vectorize_loops): Ditto.
4322 * tree-optimize.c: Include cfgloop.h.
4323 (execute_todo): Choose whether to call cleanup_tree_cfg or
4324 cleanup_tree_cfg_loop.
4325 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4326 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4327 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4328 cleanup_tree_cfg_loop call.
4329 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4330 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4331 work on part of cfg.
4333 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4336 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4337 with multiple alternatives.
4339 * stmt.c (parse_output_constraint): Fix a typo.
4341 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4343 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4344 assembly directive instead of deprecated "no-generics".
4346 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4348 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4349 for non-offsettable memory references to cope with outstanding reload
4351 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4352 avoid losing outstanding address reloads.
4353 ("reload_outdi", "reload_outdf"): Likewise.
4355 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4357 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4358 code. Add more cbrt transformations.
4360 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4362 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4364 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4366 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4367 NULL_TREE when a given tree is not simplified.
4368 (fold): Return the original tree when any of the functions
4369 mentioned above NULL_TREE.
4371 * fold-const.c (fold_unary, fold_binary): Take decomposed
4372 arguments, code, type, op0, and op1 in case of fold_binary.
4373 (fold): Update calls to fold_unary and fold_binary.
4375 2005-03-09 Roger Sayle <roger@eyesopen.com>
4377 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4378 a fndecl and an arglist instead of a CALL_EXPR, exp.
4380 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4382 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4384 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4386 * expr.c (expand_assignment): Remove orig_to_rtx.
4388 * fold-const.c (int_const_binop): Remove no_overflow.
4390 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4392 * loop-iv.c (get_biv_step_1): Remove lhs.
4394 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4396 * real.c (real_nan): Remove neg.
4398 * function.c (thread_prologue_and_epilogue_insns): Remove i
4401 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4404 * tree-eh.c (tree_could_trap_p): Remove idx.
4406 * tree-into-ssa.c (ann): Remove ann.
4408 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4410 * tree-sra.c (decide_block_copy): Remove inst_count.
4412 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4414 * tree-ssa-loop-im.c (lhs): Remove.
4416 * cfgbuild.c (state, STATE, SET_STATE,
4417 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4419 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4420 (find_basic_blocks): Set the state of each basic block to
4423 2005-03-08 Jeff Law <law@redhat.com>
4425 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4426 goto results in the removal of edges in the CFG, then we need
4427 to recompute dominators.
4429 2005-03-09 Ben Elliston <bje@au.ibm.com>
4431 * c-common.c (c_do_switch_warnings): Comment fix.
4433 2005-03-08 Julian Brown <julian@codesourcery.com>
4435 * Patch from 2005-03-08 reverted for causing regressions and
4436 ppc-darwin bootstrap failure.
4438 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4440 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4441 Define the real function for ppc-darwin.
4442 * c-typeck.c (convert_arguments): Check for target-specific
4443 invalid argument call to unprototyped function.
4444 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4446 * target.h (invalid_arg_for_unprototyped_fn): New field
4448 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4449 default target hook.
4450 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4453 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4455 * c-typeck.c (constructor_stack, constructor_range_stack,
4456 initializer_stack): Make them static.
4458 * cfg.c (rbi_pool): Make it static.
4460 * gimple-low.c (lower_stmt_body): Make it static.
4461 * tree-flow.h: Remove the corresponding prototype. Don't
4464 * sched-deps.c (cache_size): Make it static.
4466 * stor-layout.c (lang_adjust_rli): Make it static.
4468 2005-03-08 Julian Brown <julian@codesourcery.com>
4470 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4471 from being used for symbols with vague linkage when
4472 HAVE_GAS_COMDAT_GROUP is true.
4474 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4476 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4477 nlabel == JUMP_LABEL (jump).
4479 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4481 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4482 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4483 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4484 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4486 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4489 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4490 * c-common.c (handle_returns_twice): New function.
4491 (c_common_attribute_table): Declare eturns_twice' attribute.
4492 * doc/extend.texi: Document eturns_twice' attribute.
4493 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4494 (struct tree_decl): Add returns_twice_flag.
4496 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4498 * tree-ssa-phiopt.c: Fix a comment typo.
4500 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4501 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4502 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4505 2005-03-08 Richard Henderson <rth@redhat.com>
4507 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4508 builtin codes with ctzdi2, clzdi2, popcountdi2.
4509 (struct alpha_builtin_def): Add is_const.
4510 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4511 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4512 (alpha_init_builtins): Init them. Set nothrow and const attributes
4514 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4515 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4516 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4517 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4518 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4519 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4520 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4521 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4522 (TARGET_FOLD_BUILTIN): New.
4523 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4524 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4526 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4528 2005-03-08 Ira Rosen <irar@il.ibm.com>
4530 PR tree-optimization/20122
4531 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4532 condition of access function instead of base.
4534 2005-03-07 Jeff Law <law@redhat.com>
4535 Steven Bosscher <stevenb@suse.de>
4537 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4538 (find_taken_edge): Call find_taken_edge_computed_goto as
4539 appropriate. Allow any gimple invariant rather than just
4540 INTEGER_CST for VAL.
4541 (cleanup_control_flow): Cleanup a computed goto which has turned
4543 (tree_merge_blocks): If block B has any forced labels, move
4544 them to the start of block A.
4545 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4546 computed gotos as well.
4547 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4548 removal of unnecessary computed gotos too.
4549 (lookup_redirection_data): Fix type of INSERT argument. Callers
4552 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4554 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4555 Remove trailing spaces.
4557 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4558 unshare_all_trees): Make them static.
4559 * tree-gimple.h: Remove the corresponding prototypes.
4561 * diagnostic.h: Remove unused prototype
4562 debug_output_buffer.
4563 * modulo-sched.c: Remove unused prototype
4564 set_row_column_for_ps.
4566 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4567 replace_phi_edge_with_variable): Remove unused variable i.
4569 2005-03-07 Per Bothner <per@bothner.com>
4571 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4573 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4576 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4577 bbs on the COND_EXPR instead of the PHI_NODEs.
4578 (candidate_bb_for_phi_optimization): Remove.
4579 (replace_phi_with_stmt): Rename to ...
4580 (replace_phi_edge_with_variable): this and change so that we
4581 replace the phi argument instead of removing the PHI.
4582 (conditional_replacement): Change so we deal with PHI with more
4584 (value_replacement): Likewise.
4585 (abs_replacement): Likewise.
4587 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4589 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4590 output_e500_flip_gt_bit.
4592 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4594 (rs6000_generate_compare): Fix logic to look at the correct bits.
4595 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4597 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4598 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4599 gen_move_from_CR_gt_bit.
4601 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4602 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4603 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4605 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4606 (E500_CR_IOR_COMPARE): New constant.
4608 2005-03-08 Earl Chew <earl_chew@agilent.com>
4609 David Billinghurst <David.Billinghurst@riotinto.com>
4611 * config/i386/host-cygwin.c: New file to support precompiled
4613 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4614 * config.host: Use above files for cygwin host.
4616 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4618 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4619 ordering ops from earlier change.
4621 2005-03-07 Per Bothner <per@bothner.com>
4623 Various fixes to allow us to again build if --enable-mapped-location:
4624 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4625 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4626 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4627 local variable loc. Change logic appropriately.
4628 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4629 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4630 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4631 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4632 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4634 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4636 PR rtl-optimization/19683
4637 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4638 number of bytes, to smallest_int_for_mode. Fix arguments to
4639 REG_CANNOT_CHANGE_MODE_P.
4641 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4643 * reorg.c (relax_delay_slots): Check that the jump is
4644 conditional before trying to invert it.
4646 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4648 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4651 * calls (stack_arg_under_construction): Make it static.
4653 * flow.c (regs_live_at_setjmp): Make it static.
4654 * flow.h: Remove the corresponding prototype.
4656 * reload1.c (reload_startobj, reload_firstobj,
4657 something_needs_operands_changed, reload_inherited,
4658 reload_inheritance_insn, reload_override_in,
4659 reload_spill_index): Make them static.
4661 * recog.c (verify_changes): Make it static.
4662 * recog.h: Remove the corresponding prototype.
4664 * cfgbuild.c (find_sub_basic_blocks): Remove.
4665 * basic-block.h: Remove the corresponding prototype.
4666 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4668 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4670 * tree-ssa-operands.c (check_build_stmt): Remove.
4672 * stor-layout.c (set_alignment): Remove.
4673 * tree.h: Remove the corresponding prototype.
4675 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4677 * tree-ssa-dce.c (control_dependence_map,
4678 visited_control_parents): Make them static.
4680 * cfghooks.c (verify_flow_info): Remove local variable
4683 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4686 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4688 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4690 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4692 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4694 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4695 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4696 PARALLEL for an empty structure.
4698 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4700 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4702 * fold-const.c (fold_binary): Unroll the very first "for"
4705 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4707 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4708 redundant match_code test.
4709 (scc_comparison_operator): Swap match_operand and match_code
4711 (branch_positive_comparison_operator): Same.
4712 (trap_comparison_operator): Use comparison_operator and swap with
4715 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4718 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4719 (out_movhi_r_mr): Read low byte of volatile MEM first.
4720 (out_movhi_mr_r): Write high byte of volatile MEM first.
4722 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4724 * cselib.c (reg_values, reg_values_size): Make them static.
4726 * cse.c (cse_reg_info_table): Make it static.
4728 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4730 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4732 * cse.c (find_best_addr): Use canon_for_address.
4734 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4736 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4737 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4738 SUBREG and MEM, respectively.
4740 * fold-const.c (fold_binary): Use code instead of t.
4742 * fold-const.c (optimize_minmax_comparison): Take decomposed
4743 arguments code, type, op0, and op1 instead of t.
4744 (fold_binary): Update a call to optimize_minmax_comparison.
4746 * fold-const.c (fold_range_test): Take decomposed arguments
4747 code, type, op0, and op1 instead of t.
4748 (fold_binary): Update a call to fold_range_test.
4750 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4751 decomposed arguments code, type, op0, and op1 instead of t.
4752 (fold_binary): Update a call to fold_range_test.
4754 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4756 * fold-const.c (fold_binary): Avoid directly using the original
4757 expression t as much as possible.
4759 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4761 * c-semantics.c (build_stmt): Use TYPE_P instead of
4762 IS_NON_TYPE_CODE_CLASS.
4763 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4764 (NON_TYPE_CHECK): Use TYPE_P instead of
4765 IS_NON_TYPE_CODE_CLASS.
4767 * fold-const.c (fold): Remove handling of binary expressions.
4769 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4771 * doc/c-tree.texi: Wrap comments in @r{}.
4772 * doc/cpp.texi: Likewise.
4773 * doc/cppinternals.texi: Likewise.
4774 * doc/extend.texi: Likewise.
4775 * doc/md.texi: Likewise.
4776 * doc/objc.texi: Likewise.
4777 * doc/sourcebuild.texi: Likewise.
4778 * doc/tm.texi: Likewise.
4781 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4783 * predict.c (apply_return_prediction): Standardize PHI chain
4785 * tree-ssa.c (ssa_redirect_edge): Likewise.
4787 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4788 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4791 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4792 * tree-flow.h: Adjust the prototype for remove_phi_node.
4793 * lambda-code.c (perfect_nestify): Adjust a call to
4796 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4797 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4799 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4800 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4801 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4802 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4804 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4805 of GEN_INT (trunc_int_for_mode (...)).
4806 * loop-iv.c (iv_number_of_iterations): Likewise.
4807 * postreload.c (reload_cse_move2add): Likewise.
4808 * simplify-rtx.c (simplify_const_unary_operation,
4809 simplify_const_binary_operation): Likewise.
4810 * stor-layout.c (get_mode_bounds): Likewise.
4812 * fold-const.c (fold_binary): New.
4813 (fold): Call fold_binary on binary expressions.
4815 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4817 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4818 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4819 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4820 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4821 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4823 2005-03-04 Devang Patel <dpatel@apple.com>
4825 PR tree-optimization/18815
4826 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4827 loops with zero exit edges.
4829 2005-03-04 Devang Patel <dpatel@apple.com>
4831 * doc/invoke.texi: Remove reference to webpage that does not exist.
4833 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4834 Joseph S. Myers <joseph@codesourcery.com>
4837 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4838 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4839 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4840 * pa.c (get_plabel): Change argument to symbol_ref. Call
4841 maybe_get_identifier instead of get_identifier.
4842 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4843 (struct deferred_plabel): Replace name field with symbol field.
4844 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4845 ASM_OUTPUT_EXTERNAL_REAL is defined.
4846 (output_global_address): Use output_addr_const for output of all
4848 (output_deferred_plabels): Use symbol_ref instead of name for address
4850 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4851 ASM_OUTPUT_SYMBOL_REF): New macros.
4852 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4854 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4857 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4859 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4860 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4862 2005-03-04 Jeff Law <law@redhat.com>
4864 * basic-block.h (rediscover_loops_after_threading): Declare.
4865 * tree-ssa-dom.c: Include cfgloop.h.
4866 (tree_ssa_dominator_optimize): Discover loops and some basic
4867 properties. Remove forwarder blocks recreated by loop header
4868 canonicalization. Also mark backedges in the CFG.
4869 * tree-ssa-threadupdate.c: Include cfgloop.h
4870 (rediscover_loops_after_threading): Define.
4871 (struct local_info): New field, JUMP_THREADED.
4872 (prune_undesirable_thread_requests): New function.
4873 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4874 then record that fact for the callers of redirct_edges.
4875 (thread_block): If BB has incoming backedges, then call
4876 prune_undesirable_thraed_requests. Note when we are
4877 going to have to rediscover loop information. Return a
4878 boolean indicating if any jumps were threaded.
4879 (thread_through_all_blocks): Bubble up boolean indicating
4880 if any jumps were threaded.
4881 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4882 (tree-ssa-threadupdate.o): Similarly.
4884 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4886 * fold-const.c (fold_ternary): Unroll the "for" loop to
4889 2005-03-04 Andrew Haley <aph@redhat.com>
4891 * unwind-dw2-fde-glibc.c (struct
4892 unw_eh_callback_data.check_cache): New field.
4893 (frame_hdr_cache): New.
4894 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4895 Cache frame header info.
4897 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4899 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4900 (print_c_condition): Declare.
4901 * read-rtl.c (ptr_loc): New structure.
4902 (ptr_locs, ptr_loc_obstack, joined_conditions)
4903 (joined_conditions_obstack): New variables.
4904 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4905 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4906 (join_c_conditions, print_c_condition): New functions.
4907 (apply_macro_to_string): Associate the new string with the same
4908 source location as the old one.
4909 (add_condition_to_string): Use join_c_conditions.
4910 (read_string): Use set_rtx_ptr_loc to record a filename and line
4911 number for the string.
4912 (read_rtx): Initialize the new variables above.
4913 * genattrtab.c (write_test_expr, write_attr_value): Use
4915 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4916 comment above the GCC_VERSION check.
4917 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4918 Inline the definition of MAYBE_EVAL.
4919 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4920 * genoutput.c (process_template): Likewise.
4921 * genpreds.c (write_predicate_subfunction): Likewise.
4922 (write_predicate_expr): Use print_c_condition.
4923 * genrecog.c (write_cond): Likewise.
4924 * gensupport.c (process_rtx): Use join_c_conditions to join the
4925 conditions of a define_insn_and_split. Record a source location
4926 for the string after the "&&".
4927 (alter_test_for_insn): Use join_c_conditions.
4929 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4932 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4933 PR tree-optimization/15784
4934 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4937 2005-03-04 Ben Elliston <bje@au.ibm.com>
4939 * gcc.c (option_map): Add --coverage.
4940 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4941 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4942 * config/darwin.h: Pass -lgcov for `coverage'.
4943 * doc/invoke.texi (Debugging Options): Document --coverage.
4945 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4947 * gcse.c (bypass_block): Use find_edge wherever possible.
4949 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4953 * c-opts.c (c_common_parse_file): Call start_source_file
4954 and end_source_file at the approriate times.
4956 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4957 the main file, it will be done for us now.
4959 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4961 * fold-const.c (fold_ternary): New.
4962 (fold): Call fold_ternary on ternary expressions. Remove
4963 handling of ternary expressions.
4965 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4967 PR tree-optimization/15784
4968 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4971 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4973 * config/rs6000/predicates.md (branch_comparison_operator):
4974 Convert from C block to conditional format.
4976 2005-03-03 Jan Hubicka <jh@suse.cz>
4978 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4979 and non-constant public variables.
4981 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4983 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4986 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4989 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4990 calls to release_ssa_name and release_phi_node.
4992 * fold-const.c (fold): Remove handling of unary expressions.
4994 * fold-const.c (fold_unary): Avoid directly using the original
4995 expression t as much as possible.
4997 2005-03-03 Roger Sayle <roger@eyesopen.com>
4998 Andrew Pinski <pinskia@physics.uc.edu>
5000 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5001 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5003 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5005 Describe special registers SRP and MOF as allocatable registers.
5006 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5007 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5008 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5009 TARGET_HAS_MUL_INSNS.
5010 (cris_print_operand) <case 'd'>: New case.
5011 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5012 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5014 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5015 (REG_ALLOC_ORDER): Update for MOF.
5016 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5018 (GENERAL_REGS): No longer a define of ALL_REGS.
5019 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5020 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5022 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5023 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5024 (SECONDARY_RELOAD_CLASS): Define.
5025 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5026 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5027 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5028 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5029 (REGISTER_MOVE_COST): Define.
5030 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5031 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5032 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5033 (CRIS_MOF_REGNUM): New define_constants.
5034 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5036 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5038 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5039 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5040 Adjust for MOF being properly described as a register.
5041 (indir_to_reg_split): Name this split. Conditionalize on the
5042 destination register being a general register.
5043 (movei): Conditionalize on on operands 0 and 1 having the same
5046 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5049 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5050 -mcpu to override any other explicitly given flags.
5052 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5054 * recog.c (verify_changes, confirm_change_group): New functions,
5055 broken out of apply_change_group.
5056 (apply_change_group): Use them.
5057 * recog.h (verify_change, confirm_change_group): Declare.
5058 * rtl.h (redirect_jump_2): Declare.
5059 * jump.c (redirect_exp, invert_exp): Delete.
5060 (invert_exp_1): Take second parameter. Return value. Changed caller.
5061 (redirect_jump_2): New function, broken out of redirect_jump.
5062 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5063 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5064 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5066 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5068 * varasm.c (named_section): Use xstrdup rather than doing it by
5071 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5073 2005-03-02 Devang Patel <dpatel@apple.com>
5075 Undo PR tree-optimization/18815 fix.
5077 2005-03-02 Devang Patel <dpatel@apple.com>
5079 PR tree-optimization/18815
5080 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5081 loops with zero exit edges.
5083 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5085 * cfg.c (connect_src, connect_dest, disconnect_src,
5086 disconnct_dest): New.
5087 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5088 redirect_edge_pred): Use the new functions.
5090 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5091 free_dominance_info only when needed.
5093 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5096 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5097 (reg_or_sub_cint64_operand): Same.
5099 2005-03-02 Jeff Law <law@redhat.com>
5101 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5102 CFG_ALTERED in the main DOM iteration loop.
5104 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5107 * varasm.c (initializer_constant_valid_p): Allow conversions
5108 between OFFSET_TYPEs. Tidy.
5110 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5112 * config/cris/cris.md ("return"): Remove epilogue delay list
5115 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5117 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5119 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5121 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5123 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5124 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5125 config/m68k/m68k.c, config/mips/mips.h,
5126 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5127 doc/include/gcc-common.texi: Update copyright.
5129 PR middle-end/18029 and PR middle-end/18030
5130 * expr.c (optimize_bitfield_assignment_op): Add a special case
5131 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5133 * fold-const.c (fold_unary): New.
5134 (fold): Call fold_unary on unary expressions.
5136 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5138 * cgraph.h (struct cgraph_edge): Add prev_caller and
5140 (cgraph_node_remove_callees): Export.
5141 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5143 (cgraph_edge_remove_callee): New function.
5144 (cgraph_edge_remove_caller): Likewise.
5145 (cgraph_remove_edge): Use.
5146 (cgraph_redirect_edge_callee): Likewise.
5147 (cgraph_node_remove_callees): New function.
5148 (cgraph_node_remove_callers): Likewise.
5149 (cgraph_remove_node): Use.
5150 * tree-optimize.c (tree_rest_of_compilation): Use
5151 cgraph_node_remove_callees instead of manual loop.
5152 * cgraphunit.c (cgraph_finalize_function): Likewise.
5153 (cgraph_expand_function): Likewise.
5154 (cgraph_remove_unreachable_nodes): Likewise.
5156 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5159 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5161 * c-decl.c (undeclared_variable): Take location as argument.
5162 * c-typeck.c (build_external_ref): Likewise.
5163 * c-parser.c (c_parser_postfix_expression): Pass location of
5164 identifier to build_external_ref.
5166 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5168 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5169 CCEQ mode for branch_positive_comparison_operator test.
5170 * config/rs6000/predicates (branch_comparison_operator): Revert to
5172 (scc_comparison_operator): Same.
5173 (branch_positive_comparison_operator): Same.
5175 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5177 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5178 (cris_delay_slots_for_epilogue): Remove.
5179 (save_last): Move into cris_target_asm_function_epilogue.
5180 (cris_target_asm_function_epilogue): Remove tests for file being
5182 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5183 (cris_delay_slots_for_epilogue): Remove prototypes.
5184 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5185 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5187 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5189 * config/rs6000/predicates.md (branch_comparison_operator): Change
5190 to define_special_predicate.
5191 (scc_comparison_operator): Same.
5192 (branch_positive_comparison_operator): Same.
5194 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5196 * Makefile.in (tree-ssa-sink.o): New.
5197 (OBJS-common): Add tree-ssa-sink.o.
5198 * common.opt: Add -ftree-sink
5199 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5200 * timevar.def (TV_TREE_SINK): new timevar.
5201 * tree-flow.h (is_hidden_global_store): Prototype.
5202 * tree-optimize.c (init_tree_optimization_passes): Add
5204 * tree-pass.h (pass_sink_code): New.
5205 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5206 for non-obvious global store store to is_hidden_global_store, and
5207 call that new function.
5208 * tree-ssa-sink.c: New file.
5209 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5210 * doc/passes.texi: Document forward store motion.
5211 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5212 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5213 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5214 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5216 2005-03-01 Per Bothner <per@bothner.com>
5218 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5219 and we have a non-zero column-number, add it to the message.
5220 Also factor out the diagnostic_kind_text.
5222 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5224 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5225 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5226 flow_loop_scan): Removed.
5227 (flow_loop_dump): Do not dump removed fields.
5228 (flow_loop_free): Do not free removed fields.
5229 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5230 (loop_exit_edge_p): New function.
5231 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5232 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5233 num_exits, exits_doms.
5234 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5235 LOOP_EDGES, LOOP_ALL): Removed.
5236 (flow_loop_scan): Declaration removed.
5237 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5238 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5240 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5241 (if_convert): Call flow_loops_find and flow_loops_free
5242 when calling mark_loop_exit_edges.
5243 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5244 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5245 free_dominance_info calls.
5246 * loop-init.c (flow_loops_find): Ditto.
5247 * passes.c (rest_of_handle_branch_prob): Ditto.
5248 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5249 * loop-unroll.c (analyze_insns_in_loop): Do not use
5251 * predict.c (predict_loops): Do not call flow_loop_scan.
5252 Use get_loop_exit_edges.
5253 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5254 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5255 Do not use EDGE_LOOP_EXIT.
5256 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5257 to bb_with_exit_edge_p.
5258 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5259 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5260 to bb_with_exit_edge_p.
5261 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5263 * tree-loop-linear.c (linear_transform_loops): Do not call
5264 flow_loop_scan. Use loop->single_exit.
5265 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5266 (vect_analyze_loop_form): Do not call flow_loop_scan.
5267 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5269 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5271 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5272 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5273 slpeel_tree_duplicate_loop_to_edge_cfg,
5274 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5275 Use loop_preheader_edge and loop->single_exit. Do not call
5278 2005-03-01 Nick Clifton <nickc@redhat.com>
5280 * config/arm/arm.c (thumb_find_work_register): Check all of the
5281 argument registers to see if they are free, and a couple of
5282 special cases where the last argument register but can be proved
5283 to be available during the function's prologue.
5284 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5285 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5286 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5288 (thumb_compute_save_reg_mask): Likewise. Also use
5289 thumb_find_work_register() to ensure that there is agreement about
5290 which work register is going to be used in the prologue.
5291 (thumb_output_function_prologue): Use unsigned long as the type
5292 for the register bit-mask. Also delay pushing the link register if
5293 other high registers are going to be pushed.
5294 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5295 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5296 redundant prototypes.
5298 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5301 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5302 and after reload in REG+REG indexed addresses without REG_POINTER
5303 set in the base and not set in the index.
5305 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5307 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5308 Don't undefine here.
5309 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5310 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5311 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5312 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5313 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5315 * config.gcc (sh*-*-linux*): Use config/linux.h.
5317 2005-02-28 Dale Johannesen <dalej@apple.com>
5318 Stan Shebs <shebs@apple.com>
5320 Rewrite of 64-bit Darwin structure-by-value pass/return.
5321 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5322 intoffset, use_stack, named.
5323 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5324 (rs6000_darwin64_record_arg_advance_flush): New.
5325 (rs6000_darwin64_record_arg_advance_recurse): New.
5326 (rs6000_darwin64_record_arg_flush): New.
5327 (rs6000_darwin64_record_arg_recurse): New.
5328 (rs6000_darwin64_record_arg): New.
5329 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5330 (function_arg_boundary): Handle 128-bit aligned structs.
5331 (function_arg_advance): Rewrite darwin64 struct handling.
5332 (function_arg): Call rs6000_darwin64_record_arg.
5333 (function_arg_partial_nregs): Handle darwin64 structs.
5334 (rs6000_darwin64_function_value): Remove.
5335 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5337 2005-02-28 Roger Sayle <roger@eyesopen.com>
5339 PR tree-optimization/20216
5340 * tree-chrec.c (tree_fold_factorial): Delete.
5341 (tree_fold_binomial): Change argument list to take a return type
5342 and change the type of K to unsigned int. Rewrite to avoid explicit
5343 evaluation of factorials, and (recursively) calling fold to perform
5344 compile-time arithmetic. Return NULL on (internal) overflow.
5345 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5346 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5347 if any intermediate calculation overflows.
5348 (chrec_apply): Update call to chrec_evaluate.
5350 2005-02-28 James E Wilson <wilson@specifixinc.com>
5352 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5354 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5357 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5358 instead of NULL_TREE on error.
5360 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5362 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5363 (EASY_VECTOR_15_ADD_SELF): Remove.
5364 (num_insns_constant_wide): Not static.
5365 (validate_condition_mode): Not static.
5366 (toc_relative_expr_p): Not static.
5367 (legitimate_indirect_address_p): Not static.
5368 (macho_lo_sum_memory_operand): Not static.
5369 (invalid_e500_subreg): Not static.
5370 (easy_vector_same): Not static.
5371 (easy_vector_splat_const): Not static.
5372 (RS6000_SYMBOL_REF_TLS_P): Remove.
5373 (any_operand): Delete.
5374 (any_parallel_operand): Delete.
5375 (count_register_operand): Delete.
5376 (altivec_register_operand): Delete.
5377 (xer_operand): Delete.
5378 (s8bit_cint_operand): Delete.
5379 (short_cint_operand): Delete.
5380 (u_short_cint_operand): Delete.
5381 (non_short_cint_operand): Delete.
5382 (exact_log2_cint_operand): Delete.
5383 (gpc_reg_operand): Delete.
5384 (cc_reg_operand): Delete.
5385 (cc_reg_not_cr0_operand): Delete.
5386 (reg_or_short_operand): Delete.
5387 (reg_or_neg_short_operand): Delete.
5388 (reg_or_aligned_short_operand): Delete.
5389 (reg_or_u_short_operand): Delete.
5390 (reg_or_cint_operand): Delete.
5391 (reg_or_arith_cint_operand): Delete.
5392 (reg_or_add_cint64_operand): Delete.
5393 (reg_or_sub_cint64_operand): Delete.
5394 (reg_or_logical_cint_operand): Delete.
5395 (got_operand): Delete.
5396 (got_no_const_operand): Delete.
5397 (easy_fp_constant): Delete.
5398 (easy_vector_constant): Delete.
5399 (easy_vector_constant_add_self): Delete.
5400 (zero_constant): Delete.
5401 (zero_fp_constant): Delete.
5402 (volatile_mem_operand): Delete.
5403 (offsettable_mem_operand): Delete.
5404 (mem_or_easy_const_operand): Delete.
5405 (add_operand): Delete.
5406 (non_add_cint_operand): Delete.
5407 (logical_operand): Delete.
5408 (non_logical_cint_operand): Delete.
5409 (mask_operand): Delete.
5410 (mask_operand_wrap): Delete.
5411 (mask64_operand): Delete.
5412 (mask64_2_operand): Delete.
5413 (and64_operand): Delete.
5414 (and64_2_operand): Delete.
5415 (and_operand): Delete.
5416 (reg_or_mem_operand): Delete.
5417 (lwa_operand): Delete.
5418 (symbol_ref_operand): Delete.
5419 (call_operand): Delete.
5420 (current_file_function_operand): Delete.
5421 (input_operand): Delete.
5422 (rs6000_nonimmediate_operand): Delete.
5423 (rs6000_tls_symbol_ref): Delete.
5424 (save_world_operation): Delete.
5425 (restore_world_operation): Delete.
5426 (load_multiple_operation): Delete.
5427 (store_multiple_operation): Delete.
5428 (vrsave_operation): Delete.
5429 (mfcr_operation): Delete.
5430 (mtcrf_operation): Delete.
5431 (lmw_operation): Delete.
5432 (stmw_operation): Delete.
5433 (branch_comparison_operator): Delete.
5434 (branch_positive_comparison_operator): Delete.
5435 (scc_comparison_operator): Delete.
5436 (trap_comparison_operator): Delete.
5437 (boolean_operator): Delete.
5438 (boolean_or_operator): Delete.
5439 (min_max_operator): Delete.
5440 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5441 (EASY_VECTOR_15): Moved to here.
5442 (EASY_VECTOR_15_ADD_SELF): Move to here.
5443 (PREDICATE_CODES): Delete.
5444 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5445 Declare functions no longer static.
5446 * config/rs6000/predicates.md: New.
5447 * config/rs6000/rs6000.md: Include predicates.md
5449 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5451 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5452 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5454 * cfgrtl.c (need_fake_edge_p): Likewise.
5455 * combine.c (distribute_notes): Likewise.
5456 * emit-rtl.c (try_split): Likewise.
5457 * recog.c (peephole2_opimize): Likewise.
5458 * reg-notes.def (ALWAYS_RETURN): Remove.
5459 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5460 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5461 * tree.h (ECF_ALWAYS_RETURN): Remove.
5463 2005-02-28 Roger Sayle <roger@eyesopen.com>
5466 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5467 between different machine modes is never a "useless" conversion.
5469 2005-02-28 Geert Bosch <bosch@gnat.com>
5472 * doc/contrib.texi: List contributors for Ada front end
5474 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5476 * simplify-rtx.c (simplify_unary_operation_1,
5477 simplify_const_unary_operation): New, extracted from...
5478 (simplify_unary_operation): ... this one.
5479 (simplify_binary_operation_1,
5480 simplify_const_binary_operation): New, extracted from...
5481 (simplify_binary_operation): ... this one.
5482 * rtl.h (simplify_const_unary_operation,
5483 simplify_const_binary_operation): Add prototypes.
5485 2005-02-28 Julian Brown <julian@codesourcery.com>
5487 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5488 building libjava and caused PR regression/20228.
5490 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5493 * Makefile.in (host_subdir): New.
5494 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5495 * configure: Regenerate.
5497 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5499 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5500 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5501 installation directory first.
5503 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5506 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5507 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5508 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5509 * config/cris/cris.md: Tweak comments referring to Q.
5510 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5511 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5512 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5513 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5514 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5515 Insert spaces in constraints to align alternatives vertically for
5517 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5520 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5522 PR rtl-optimization/17728
5523 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5524 operand 0 from general_operand to move_dest_operand.
5526 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5528 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5529 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5530 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5531 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5533 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5535 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5536 * configure: Regenerate.
5537 * libada-mk.in: Remove CC; rename
5538 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5540 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5543 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5544 for the lhs, also walk over the tree. Likewise for rhs.
5546 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5548 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5549 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5550 Do not propagate value of iv before increment over the increment.
5552 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5554 * c-parser.c: New file.
5555 * c-parse.in: Remove.
5556 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5558 (c-parser.o): Add dependencies.
5559 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5560 maintainer-clean, TAGS): Update.
5561 * c-config-lang.in (gtfiles): Update.
5562 * gengtype-lex.l: Don't handle "@@".
5563 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5564 objc_build_synchronized, objc_begin_try_stmt,
5565 objc_begin_catch_clause, objc_finish_catch_clause,
5566 objc_build_finally_clause, objc_finish_try_stmt): New.
5567 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5569 (c_parse_init): Update comment.
5570 * c-decl.c (c_init_decl_processing): Update comment.
5571 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5572 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5573 new c_declspecs members.
5575 2005-02-25 Julian Brown <julian@codesourcery.com>
5577 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5578 from being used for symbols with vague linkage when
5579 HAVE_GAS_COMDAT_GROUP is true.
5581 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5583 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5585 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5588 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5589 (LIBGCC2_HAS_DF_MODE): New.
5590 (LIBGCC2_HAS_XF_MODE): New.
5591 (LIBGCC2_HAS_TF_MODE): New.
5592 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5593 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5594 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5595 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5596 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5597 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5598 and add _fixtfdi, _fixunstfdi, _floatditf
5599 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5600 L_fixunstfdi, L_floatditf.
5601 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5602 (LIBGCC2_HAS_TF_MODE): Define.
5604 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5606 PR tree-optimization/20204
5607 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5608 REWRITE_THIS_STMT markers on PHI nodes.
5609 (rewrite_initialize_block): Likewise.
5611 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5613 * version.c (version_string): Update to 4.1.
5615 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5617 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5618 Clarify that the alternative way doesn't work in GNU C++.
5620 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5622 PR tree-optimization/19937
5623 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5624 to the type of the induction variable.
5626 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5628 PR rtl-optimization/20117
5629 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5630 the block including noncopyable insn.
5632 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5634 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5635 calls to find_reg_note.
5637 2005-02-24 Richard Henderson <rth@redhat.com>
5640 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5643 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5645 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5646 vector types if to use base reg for misaligned non-word ld/std.
5648 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5651 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5652 dwarf2 label manually and put it after, not before the prologue.
5654 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5657 * reload.c (operands_match_p): Only increment register number for
5658 SCALAR_INT_MODE_P modes in multiple hard registers.
5660 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5663 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5665 * ChangeLog.5: Fix log message typo(s).
5666 * ChangeLog.7: Likewise.
5667 * ChangeLog.tree-ssa: Likewise.
5668 * cfgexpand.c: Fix comment typo(s).
5669 * conflict.c: Likewise.
5670 * defaults.h: Likewise.
5671 * dwarf2out.c: Likewise.
5673 * ggc-page.c: Likewise.
5674 * tree-eh.c: Likewise.
5675 * tree-ssa-dom.c: Likewise.
5677 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5680 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5681 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5682 if SHARED is defined.
5685 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5686 allow splitting only if operands 0 and 3 don't overlap.
5688 2005-02-24 Richard Henderson <rth@redhat.com>
5691 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5692 (fold_builtin_1): Call them.
5693 * fold-const.c (fold_complex_mult_parts): Split out from ...
5694 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5695 (fold_complex_div_parts, fold_complex_div): New.
5697 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5699 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5701 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5702 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5704 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5705 (print_node): Likewise.
5706 Print TYPE_SIZES_GIMPLIFIED.
5708 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5710 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5711 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5712 operands as commutative in constraints.
5714 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5716 * tree-into-ssa.c: Re-organize internal functions.
5718 2005-02-24 Richard Henderson <rth@redhat.com>
5721 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5723 * common.opt (fcx-limited-range): New.
5724 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5725 * toplev.c (flag_complex_method): Initialize to 1.
5726 (process_options): Set flag_complex_method to 0 if
5727 flag_cx_limited_range.
5728 * doc/invoke.texi (-fcx-limited-range): New.
5730 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5732 * cse.c (delete_trivially_dead_insns): Speed up by using
5733 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5736 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5738 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5739 functions when -mid-shared-library is being used.
5741 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5743 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5744 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5745 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5746 * system.h: Poison LINK_LIBGCC_SPECIAL.
5748 2005-02-23 James E Wilson <wilson@specifixinc.com>
5750 * gengtype.c (note_insn_name): Make 1 element larger.
5752 2005-02-23 Roger Sayle <roger@eyesopen.com>
5755 PR rtl-optimization/20097
5756 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5757 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5759 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5761 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5762 * t-aix52 (SHLIB_INSTALL): Same.
5764 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5766 * genpreds.c: Update copyright.
5768 2005-02-23 Michael Beach <michaelb@ieee.org>
5771 * config/sparc/t-elf (startup files): Assemble with CPP.
5773 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5775 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5776 (write_predicate_expr): Likewise.
5778 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5780 PR tree-optimization/20100
5781 PR tree-optimization/20115
5782 * tree-optimize.c (init_tree_optimization_passes): Remove
5783 pass_maybe_create_global_var.
5784 * tree-pass.h (pass_maybe_create_global_var): Remove.
5785 * tree-ssa-alias.c (aliases_computed_p): Declare.
5786 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5787 (count_calls_and_maybe_create_global_var): Remove.
5788 (pass_maybe_create_global_var): Remove.
5789 (init_alias_info): Do not declare aliases_computed_p.
5790 (maybe_create_global_var): If the function contains no
5791 call-clobbered variables and a mix of pure/const and regular
5792 function calls, create .GLOBAL_VAR.
5793 Mark all call-clobbered variables for renaming.
5794 (merge_pointed_to_info): Update comment.
5795 (add_pointed_to_var): Likewise.
5796 (is_escape_site): Likewise.
5797 Accept struct alias_info * instead of size_t *.
5799 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5801 * tree-ssa-operands.c (get_call_expr_operands): If
5802 ALIASES_COMPUTED_P is false, do not add call-clobbering
5804 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5805 (delete_tree_ssa): Likewise.
5807 2005-02-22 James E Wilson <wilson@specifixinc.com>
5809 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5810 (do_compile): Do call it here.
5812 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5814 PR rtl-optimization/20017.
5815 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5816 rest_of_handle_cse2, rest_of_handle_gcse): Call
5817 delete_dead_jumptables immediately before calling cleanup_cfg.
5819 2005-02-22 Devang Patel <dpatel@apple.com>
5822 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5825 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5827 * config/rs6000/aix.h (WINT_TYPE): Define.
5829 2005-02-22 Stan Shebs <shebs@apple.com>
5831 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5832 natural alignment for 64-bit Darwin.
5833 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5835 * doc/invoke.texi: Document this.
5837 2005-02-22 DJ Delorie <dj@redhat.com>
5839 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5840 to make_[un]signed_type, not the mode itself.
5842 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5844 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5845 not available. Use tail calls wherever possible.
5846 (make_edge): Call unchecked_make_edge to create an edge.
5848 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5849 (coalesce_ssa_name): Don't check for
5850 SSANORM_USE_COALESCE_LIST.
5851 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5853 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5855 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5856 (rewrite_into_ssa): ... here.
5858 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5860 PR tree-optimization/19786
5861 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5862 tag to another's may-alias bitmap when adding to the other's list.
5864 2005-02-21 DJ Delorie <dj@redhat.com>
5866 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5867 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5868 registers in unsupported ways.
5869 * expmed.c (init_expmed): Likewise.
5871 2005-02-21 Stan Cox <scox@redhat.com>
5873 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5875 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5877 * tree-cfg.c (fold_cond_expr_cond): New.
5878 (make_edges): Call fold_cond_expr_cond.
5879 (find_taken_edge): Accept nothing but INTEGER_CST.
5880 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5882 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5884 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5885 that do not belong to any basic block.
5887 2005-02-21 Jeff Law <law@redhat.com>
5889 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5892 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5894 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5895 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5896 Adjust their definitions.
5897 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5898 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5900 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5901 genautomata.c, langhooks.c, langhooks.h, system.h,
5902 config/arm/lib1funcs.asm: Update copyright.
5904 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5906 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5908 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5911 * doc/install.texi: Document --with-gc.
5913 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5915 * simplify-rtx.c (simplify_unary_operation): Add a missing
5918 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5920 PR tree-optimization/18663
5921 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5922 if the type has variable bounds.
5924 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5926 * gcse.c: Remove an obsolete comment.
5928 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5930 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5932 * doc/extend.texi (Function Attributes) <Attribute const>: The
5933 attribute "pure" is below this text, not above.
5935 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5937 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5938 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5939 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5941 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5944 * langhooks.h (struct lang_hooks): Add to_target_charset.
5945 * langhooks.c (lhd_to_target_charset): New function.
5946 * langhooks-def.h: Declare lhd_to_target_charset.
5947 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5948 (LANG_HOOKS_INITIALIZER): Update.
5949 * c-common.c (c_common_to_target_charset): New function.
5950 * c-common.h: Declare it.
5951 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5952 c_common_to_target_charset.
5954 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5955 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5957 * system.h: Poison them.
5958 * doc/tm.texi: Don't discuss them.
5959 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5960 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5961 (pp_c_char): Do not attempt to generate letter escapes for
5963 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5964 * config/mips/mips.c (mips_output_ascii): Likewise.
5966 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5968 PR tree-optimization/19951
5969 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5972 2005-02-19 Steven Bosscher <stevenb@suse.de>
5975 * function.h (struct function): New field `max_loop_depth'.
5976 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5977 (flow_loops_find): Reset the max loop depth count before finding loops.
5978 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5979 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5980 (calculate_global_regs_live): Make sure the loop will terminate
5981 when the initial sets are not empty.
5983 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5985 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5987 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5989 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5992 * doc/invoke.texi: Remove documentation of %M spec.
5994 (init_spec): Remove %M suffix from -lgcc_s.
5995 (do_spec_1): Remove 'M' case.
5996 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5997 to put shared libraries in the multilib directory. Remove the
5998 shlib_so_soname substitution variable. Don't add a multilib encoding
5999 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6000 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6001 SHLIB_INSTALL as well as SHLIB_LINK.
6002 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6003 (SHLIB_NAME): Delete.
6004 (SHLIB_DIR): New macro.
6005 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6006 (SHLIB_INSTALL): Adjust accordingly.
6007 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6008 * config/t-slibgcc-sld: Likewise.
6009 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6010 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6011 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6013 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6014 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6015 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6016 Use @shlib_base_name@ instead of @shlib_so_name@.
6017 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6018 and @shlib_base_name@.so in @multilib_dir@.
6019 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6020 to the install path.
6021 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6022 (SHLIB_LINK): Remove previous workaround.
6023 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6024 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6025 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6027 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6028 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6029 (SHLIB_INSTALL): Adjust accordingly.
6030 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6031 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6032 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6033 config/t-slibgcc-elf-ver.
6035 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6036 Jakub Jelinek <jakub@redhat.com>
6038 PR tree-optimization/19828
6039 * tree-ssa-loop-im.c: Add a TODO comment.
6040 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6041 without side-effects.
6043 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6045 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6048 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6050 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6051 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6052 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6054 (ia64_reorg): Delete fixup_errata call.
6055 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6056 (TARGET_SWITCHES): Delete -mb-step entry.
6058 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6061 * c-typeck.c (composite_type): Handle quals in transparent unions.
6062 (type_lists_compatible_p): Likewise.
6064 2005-02-18 Stan Shebs <shebs@apple.com>
6066 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6067 expressions in the .literal8 section.
6069 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6071 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6073 2005-02-18 Roger Sayle <roger@eyesopen.com>
6075 * fold-const.c (constant_boolean_node): Always create values of the
6076 specified type, don't bother calling truthvalue_conversion.
6078 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6080 * except.c (output_function_exception_table): Call
6081 assemble_external_libcall (eh_personality_libfunc).
6083 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6086 * config/ia64/ia64.h (struct machine_function): Add state_num.
6087 * config/ia64/ia64.c (process_epilogue,
6088 process_for_unwind_directive): Use new unwind state numbers each
6089 time rather than state 1.
6091 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6094 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6095 before the "*llgt_didi" pattern.
6097 2005-02-18 Jason Merrill <jason@redhat.com>
6099 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6101 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6103 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6104 (div0): Use it in place of ARM_FUNC_ALIAS.
6105 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6107 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6110 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6111 access, the lower bound of the array type if it exists.
6113 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6116 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6117 cases that are out-of-range for the index type.
6119 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6121 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6122 (estimate_case_costs): Don't call convert.
6123 * expmed.c (expand_shift): Likewise.
6124 (make_tree): Call fold_convert instead of convert.
6126 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6129 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6130 that ref to be marked MEM_READONLY_P doesn't have base that needs
6133 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6135 * genautomata.c (output_get_cpu_unit_code_func,
6136 output_cpu_unit_reservation_p): Don't generate old-style function
6139 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6142 PR tree-optimization/20009
6143 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6145 PR tree-optimization/18947
6146 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6147 inline, remove all nodes that are inlined into the extern inline
6150 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6152 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6153 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6154 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6155 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6158 2005-02-17 Roger Sayle <roger@eyesopen.com>
6160 PR tree-optimization/19917
6161 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6162 to be potentially trapping.
6164 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6166 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6168 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6170 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6171 tem becomes a local variable which is set to the value of the
6172 back end defined INITIAL_FRAME_ADDRESS macro.
6173 (expand_builtin_frame_address): Omit the base parameter to
6174 expand_builtin_return_addr.
6175 (expand_builtin_profile_func): Likewise.
6176 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6177 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6178 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6180 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6182 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6183 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6184 * config/frv/frv.c (frv_function_epilogue): Likewise.
6186 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6188 * lambda-code (perfect_nestify): Remove mark/unmark
6190 * tree-loop-linear.c (linear_transform_loops): Add
6191 rewrite_into_ssa call so that ssa is correct for
6192 rewriting into loop closed.
6194 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6196 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6197 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6199 * bt-load.c (btr_def_live_range, combine_btr_defs,
6200 migrate_btr_def, migrate_btr_defs): Likewise.
6201 * cfgcleanup.c (thread_jump): Likewise.
6202 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6203 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6204 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6205 df_rd_local_compute, df_reg_info_compute): Likewise.
6206 * dominance.c (init_dom_info, free_dom_info): Likewise.
6207 * flow.c (init_propagate_block_info,
6208 free_propagate_block_info): Likewise.
6209 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6210 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6211 modify_reg_pav): Likewise.
6212 * loop-invariant.c (find_defs, find_invariant_insn,
6213 find_invariants, free_inv_motion_data): Likewise.
6214 * predict.c (tree_predict_by_opcode,
6215 estimate_bb_frequencies): Likewise.
6216 * stmt.c (expand_case): Likewise.
6217 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6218 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6219 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6220 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6221 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6222 rewrite_ssa_into_ssa): Likewise.
6223 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6224 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6225 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6226 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6227 * tree-sra.c (tree_sra): Likewise.
6228 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6229 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6230 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6231 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6232 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6233 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6235 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6236 calculate_live_on_entry, calculate_live_on_exit,
6237 build_tree_conflict_graph): Likewise.
6238 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6239 record_important_candidates, set_use_iv_cost, find_depends,
6240 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6241 tree_ssa_iv_optimize_finalize): Likewise.
6242 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6243 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6244 tree_duplicate_loop_to_header_edge): Likewise.
6245 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6246 * tree-ssa.c (verify_flow_insensitive_alias_info,
6247 verify_name_tags, verify_ssa, init_tree_ssa,
6248 delete_tree_ssa): Likewise.
6249 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6250 fini_ssanames): Likewise.
6251 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6253 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6255 * config/rs6000/t-rtems: Completely reworked.
6257 2005-02-17 Ira Rosen <irar@il.ibm.com>
6259 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6261 2005-02-17 Ira Rosen <irar@il.ibm.com>
6263 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6264 POINTER_TYPE_P when checking that type is a pointer.
6265 (vect_get_memtag): Remove.
6266 (vect_address_analysis): Use POINTER_TYPE_P. Call
6267 vect_object_analysis with dummy parameter for memtag.
6268 (vect_object_analysis): Extract memtag (functionality that
6269 used to be in vect_get_memtag and moved here). Fix printings.
6270 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6271 with correct parameters. Remove call to vect_get_memtag.
6273 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6275 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6276 (tree-vectorizer.o): Added missing dependencies.
6278 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6280 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6281 declaration in tree-vectorizer.c, now has an extern declaration in
6283 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6284 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6285 get_vectype_for_scalar_type, vect_is_simple_use,
6286 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6287 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6288 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6289 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6290 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6291 find_loop_location): Likewise.
6293 * tree-vectorizer.c (langhooks.h): #include removed.
6294 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6295 moved to tree-vectorized.h.
6296 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6297 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6298 get_vectype_for_scalar_type, vect_is_simple_use,
6299 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6300 vect_supportable_dr_alignment, new_loop_vec_info,
6301 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6302 vect_set_verbosity_level, find_loop_location): Likewise.
6304 (vect_analyze_loop): Function externalized. Declaration moved to
6305 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6306 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6307 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6308 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6309 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6310 vect_enhance_data_refs_alignment, vect_analyze_operations,
6311 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6312 vect_stmt_relevant_p, vect_get_loop_niters,
6313 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6314 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6315 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6316 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6317 vect_get_memtag): Likewise.
6319 (vectorizable_load): Function externalized. Declaration moved to
6320 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6321 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6322 vect_transform_loop): Likewise.
6323 (vect_transform_stmt): Moved to tree-vect-transform.c.
6324 (vect_align_data_ref, vect_create_destination_var,
6325 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6326 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6327 vect_get_vec_def_for_operand, vect_init_vector,
6328 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6329 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6330 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6331 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6332 vect_do_peeling_for_loop_bound): Likewise.
6334 * tree-vect-analyze.c: New file.
6335 * tree-vect-transform.c: New file.
6337 2005-02-17 Jason Merrill <jason@redhat.com>
6339 PR mudflap/19319, c++/19317
6340 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6343 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6345 * doc/install.texi (Specific): Update link for Darwin-specific
6348 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6350 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6351 constant_boolean_node.
6353 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6356 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6357 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6359 2005-02-16 Richard Henderson <rth@redhat.com>
6362 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6364 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6365 replace uses with Wtype_MAXp1_F.
6366 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6367 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6368 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6369 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6370 and HAVE_TFMODE as appropriate.
6371 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6372 (__floatdisf): Likewise.
6373 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6374 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6375 (Wtype_MAXp1_F): New.
6376 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6377 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6379 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6382 * arm.c (arm_apply_result_size): New function.
6383 * arm.h (APPLY_RESULT_SIZE): Define.
6384 * arm-protos.h (arm_apply_result_size): Add prototype.
6385 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6386 (movxf): New expand.
6387 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6388 (call_value_symbol): Remove predicate for operand 0.
6389 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6390 (untyped_call): Rework to correclty return values for any type.
6391 (untyped_return): New expand.
6392 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6394 2005-02-16 Stan Shebs <shebs@apple.com>
6396 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6397 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6399 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6401 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6402 configure settings on Solaris 7 and later.
6404 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6406 PR tree-optimization/19865
6407 * tree-optimize.c (init_tree_optimization_passes): Run
6408 pass_may_alias after pass_sra.
6410 2005-02-16 Richard Henderson <rth@redhat.com>
6411 Stuart Hastings <stuart@apple.com>
6414 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6415 Do nothing if debug info suppressed for this function.
6416 (dbxout_begin_function): Early exit if debug info suppressed for
6419 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6422 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6424 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6426 PR tree-optimization/19967
6427 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6428 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6429 argument TYPE. Adjust calls to fold_builtin_XXX.
6430 (expand_builtin, fold_builtin_1): Adjust calls to
6432 (fold_builtin_strchr, fold_builtin_strpbrk,
6433 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6434 result to a requested type TYPE.
6436 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6439 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6440 (T)x & (T)cst if (T)cst overflows.
6441 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6442 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6444 2005-02-15 Jeff Law <law@redhat.com>
6446 * gcse.c (blocks_with_calls): New bitmap.
6447 (alloc_gcse_mem): Allocate it.
6448 (free_gcse_mem): Free it.
6449 (clear_modifY_mem_tables): Clear it.
6450 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6451 when we encounter CALL_INSNs.
6452 (compute_transp, case MEM): Handle blocks with calls separate
6453 from blocks without calls. Use bitmap iterators rather than
6456 2005-02-15 Peter O'Gorman <peter@pogma.com>
6459 * mklibgcc.in (vis_hide): Use a temporary object file, not
6462 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6465 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6466 access optimization.
6468 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6469 Alan Modra <amodra@bigpond.net.au>
6472 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6473 (_xlqsub): Rename to __gcc_qsub.
6474 (_xlqmul): Rename to __gcc_qmul.
6475 (_xlqdiv): Rename to __gcc_qdiv.
6476 Provide versioned symbol aliases with old names.
6477 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6478 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6479 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6480 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6481 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6483 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6485 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6486 Fold ~(A - 1) and ~(A + -1) to -A.
6488 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6492 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6493 config/pa/pa-host.c:pa_gt_pch_use_address.
6495 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6497 * tree-vn.c (get_value_handle): Make sure that given an
6498 is_gimple_min_invariant expression, we always return it.
6500 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6502 * passes.c (rest_of_handle_gcse): Fix a comment.
6504 2005-02-15 Jeff Law <law@redhat.com>
6506 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6508 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6509 (canon_list_insert, record_last_mem_set_info): Similarly.
6510 (clear_modify_mem_tables): Similarly.
6512 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6514 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6515 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6516 config/mips/mips.md, config/rs6000/aix.h,
6517 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6519 2005-02-15 Richard Henderson <rth@redhat.com>
6521 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6522 call to be best_edge.
6524 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6526 * basic-block.h: Adjust the prototype for find_basic_blocks.
6527 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6528 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6531 * flow.c (recompute_reg_usage): Remove all arguments.
6532 * passes.c (rest_of_compilation): Adjust the call to
6533 recompute_reg_usage.
6534 * rtl.h: Adjust the prototype for recompute_reg_usage.
6536 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6538 * tree-dump.c (dump_files): Update to reflect new member
6540 (dump_register): Add new argument.
6542 (dump_switch_p_1): Check against glob name if doglob was passed.
6543 (dump_switch_p): Check against regular first, then glob if
6544 we didn't have any hits on the dump name.
6545 * tree-optimize.c (register_one_dump_file):
6546 Pass in glob name as well.
6547 * tree-pass.h (struct dump_file_info): Add glob
6550 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6552 PR preprocessor/16323
6553 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6555 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6558 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6559 (trunctfdf2_internal1): New.
6560 (trunctfdf2_internal2): Renamed from trunctfdf2.
6562 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6564 PR tree-optimization/19853
6565 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6567 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6569 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6570 delete_dead_jumptables and cleanup_cfg.
6572 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6574 * reload.c (find_reloads): Swap address_reloaded flags when
6575 swapping commutative operands.
6577 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6579 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6580 Use standard_iv_increment_position for computing the bsi position
6582 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6585 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6588 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6589 life range of hard registers.
6590 * value-prof.c (insn_prefetch_values_to_profile): Only
6593 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6594 profile in libcalls.
6596 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6598 * bitmap.h (bitmap_and_compl_into): Return bool.
6599 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6601 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6603 PR tree-optimization/19944
6604 * fold-const.c (fold): Re-add ABS_EXPR folding.
6606 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6609 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6610 {TARGET,MASK}_XL_COMPAT.
6611 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6613 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6614 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6616 (rs6000_arg_partial_bytes): Same.
6617 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6618 and XL compatibility enabled.
6619 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6620 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6621 test to final condition.
6622 (cmptf_internal2): New.
6623 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6624 xl-compat. Add TFmode information to description.
6626 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6628 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6630 2005-02-13 Jason Merrill <jason@redhat.com>
6633 * fold-const.c (fold_indirect_ref_1): Split out from...
6634 (build_fold_indirect_ref): Here.
6635 (fold_indirect_ref): New fn.
6636 * tree.h: Declare it.
6637 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6638 (gimplify_modify_expr_rhs): Likewise.
6639 (gimplify_expr): Likewise.
6641 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6643 PR tree-optimization/14303
6644 PR tree-optimization/15784
6645 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6646 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6647 ABS_EXPR<x> != 0 to x != 0.
6649 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6651 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6652 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6653 spelling conventions.
6655 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6656 delete_trivially_dead_insns too many times.
6658 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6661 2005-02-12 Ira Rosen <irar@il.ibm.com>
6663 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6664 (vect_is_simple_iv_evolution): Remove redundant parameter
6666 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6667 without last parameter.
6668 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6669 Return pointer step. Call vect_is_simple_iv_evolution without
6670 last parameter. Check only that the step is multiple of size
6671 type. Remove stmt_vinfo updates.
6672 (vect_get_memtag_and_dr): Remove.
6673 (vect_get_memtag): New function.
6674 (vect_address_analysis): New function.
6675 (vect_object_analysis): New function.
6676 (vect_analyze_data_refs): Call vect_object_analysis and
6677 vect_get_memtag. Update stmt_vinfo fields.
6679 2005-02-12 Ira Rosen <irar@il.ibm.com>
6681 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6682 exist and are objects. Remove checks for pointer.
6683 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6684 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6685 (vect_create_data_ref_ptr): Likewise.
6686 (vect_base_addr_differ_p): New function.
6687 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6688 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6689 Don't set the DR_BASE_NAME field of data-ref.
6690 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6692 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6694 * optabs.h (enum optab_index): Add new OTI_ldexp.
6695 (ldexp_optab): Define corresponding macro.
6696 * optabs.c (init_optabs): Initialize ldexp_optab.
6697 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6699 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6701 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6702 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6704 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6705 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6708 2005-02-12 Ira Rosen <irar@il.ibm.com>
6710 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6712 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6714 (vect_get_base_and_offset): Always return an address.
6715 (vect_create_addr_base_for_vector_ref): Remove treatment for
6716 different data reference types.
6717 (vect_compute_data_ref_alignment): Rename base to base_address in
6718 stmt_vec_info. Get the object in order to force its alignment.
6719 (vect_get_memtag_and_dr): Rename base to base_address in
6720 stmt_vec_info. Extract the object for memtag analysis.
6722 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6724 PR regression/19898.
6725 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6726 changes cc_status, use apply modified_in_p to part of cc_status
6727 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6730 2005-02-11 Richard Henderson <rth@redhat.com>
6732 * tree-complex.c (expand_complex_libcall): New.
6733 (expand_complex_multiplication): Use it for c99 compliance.
6734 (expand_complex_division): Likewise.
6735 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6737 * builtins.c (built_in_names): Remove const.
6738 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6740 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6741 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6742 (built_in_names): Remove const.
6743 * c-common.c (c_common_type_for_mode): Handle complex modes.
6744 * flags.h, toplev.c (flag_complex_method): Rename from
6745 flag_complex_divide_method.
6746 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6747 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6748 * libgcc2.h: Declare them.
6749 * libgcc-std.ver: Export them.
6750 * mklibgcc.in (lib2funcs): Build them.
6752 2005-02-11 Steven Bosscher <stevenb@suse.de>
6754 PR tree-optimization/19876
6755 Partially revert my change from 2005-01-14
6756 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6757 (compute_antic): ...and remove the loop here.
6759 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6762 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6763 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6765 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6766 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6768 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6770 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6771 offsets for the big-endian 32-bit case.
6773 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6775 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6777 2005-02-11 Dale Johannesen <dalej@apple.com>
6779 * cselib.c (cselib_process_insn): Clear out regs where
6780 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6781 * reload.c (find_equiv_reg): Ditto.
6783 2005-02-11 Ian Lance Taylor <ian@airs.com>
6785 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6788 * tree.c (build_function_type_list): Work correctly if there are
6791 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6793 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6794 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6795 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6796 TARGET_ZARCH instead of TARGET_64BIT.
6798 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6800 * config/rs6000/t-rtems:
6801 (MULTILIB_OPTIONS): Remove mcpu=602.
6802 (MUTLILIB_DIRNAMES): Remove m602.
6803 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6804 Let mcpu=602 match mcpu=603.
6805 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6807 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6809 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6812 2005-02-10 David Daney <ddaney@avtrex.com>
6814 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6815 * config/i386/linux-unwind.h: Likewise.
6816 * config/ia64/linux-unwind.h: Likewise.
6817 * config/mips/linux-unwind.h: Likewise.
6818 * config/pa/linux-unwind.h: Likewise.
6819 * config/rs6000/linux-unwind.h: Likewise.
6820 * config/s390/linux-unwind.h: Likewise.
6821 * config/sh/linux-unwind.h: Likewise.
6822 * config/sparc/linux-unwind.h: Likewise.
6824 2005-02-10 Steven Bosscher <stevenb@suse.de>
6826 PR tree-optimization/17549
6827 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6828 TER to replace a DEF with its expression if the DEF and the
6829 rhs of the expression we replace into have the same root
6832 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6834 * config/mips/mips.md: Fix the placement of the match_scratch in the
6837 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6839 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6842 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6844 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6845 (strip_offset): Handle addresses.
6846 (add_address_candidates): Use strip_offset.
6847 (difference_cost): Reflect strip_offset change.
6848 (force_var_cost, difference_cost): Strip nops.
6850 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6852 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6854 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6855 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6856 config/cris/cris-protos.h, config/cris/cris.c: Update
6859 2005-02-10 Jeff Law <law@redhat.com>
6861 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6862 (lookup_avail_expr): Similarly.
6864 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6866 * builtins.c (fold_builtin_powi): New function.
6867 (fold_builtin_1): Call it.
6869 2005-02-10 Steven Bosscher <stevenb@suse.de>
6871 PR documentation/19309
6872 * doc/cpp.texi: The __GNUC__ and related predefined macros
6873 are also defined for the "standalone" cpp.
6874 Some non-GCC compilers may also define __GNUC__.
6876 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6879 * c-typeck.c (common_type): New routine. Old common_type renamed
6881 (c_common_type): ...this.
6882 (build_conditional_expr, build_binary_op): Use c_common_type instead
6885 2005-02-10 Steven Bosscher <stevenb@suse.de>
6887 * doc/md.texi: Replace @samp{length} with @code{length}.
6889 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6891 PR tree-optimization/18687
6892 * tree-flow.h (find_loop_niter): Declare.
6893 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6894 Try using scev even for loops with more than one exit.
6895 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6896 (struct ivopts_data): Added niters field.
6897 (struct nfe_cache_elt): New.
6898 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6900 (tree_ssa_iv_optimize_init): Initialize niters cache.
6901 (determine_number_of_iterations): Removed.
6902 (find_induction_variables): Do not call determine_number_of_iterations.
6903 Access niters for single exit through niter_for_single_dom_exit.
6904 (add_iv_outer_candidates): Access niters for single exit through
6905 niter_for_single_dom_exit.
6906 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6907 number_of_iterations_cond.
6908 (iv_period): New function.
6909 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6910 (may_replace_final_value): Take data argument. Use
6911 niter_for_single_dom_exit.
6912 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6913 (rewrite_use_compare): Pass data to may_eliminate_iv.
6914 (rewrite_use_outer): Pass data to may_replace_final_value.
6915 (free_loop_data): Clean up the niters cache.
6916 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6917 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6918 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6919 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6920 (num_ending_zeros): Moved to tree.c.
6921 * tree.h (num_ending_zeros): Declare.
6922 * tree.c (num_ending_zeros): Moved from tree.c.
6924 2005-02-09 Richard Henderson <rth@redhat.com>
6926 * builtins.c (DEF_BUILTIN): Add COND argument.
6927 * tree.h (DEF_BUILTIN): Likewise.
6928 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6929 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6931 (DEF_BUILTIN_STUB): New.
6932 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6933 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6934 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6935 * c-common.c (DEF_BUILTIN): Add COND argument.
6936 * tree.c (local_define_builtin): New.
6937 (build_common_builtin_nodes): New.
6939 2005-02-09 Roger Sayle <roger@eyesopen.com>
6941 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6942 floating point expression ignoring the sign of the result.
6943 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6944 (fold) <MULT_EXPR>: Use it to simplify x*x.
6945 * tree.h (fold_strip_sign_ops): Prototype here.
6946 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6947 argument. Use fold_strip_sign_ops to simplify the first argument.
6948 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6949 first argument when the second argument is an even integer
6950 constant, but only with -funsafe_math_optimizations.
6951 (fold_builtin_1): Update call to fold_builtin_copysign.
6953 2005-02-09 Ian Lance Taylor <ian@airs.com>
6956 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6957 just check whether EH_FILTER_FAILURE falls through.
6959 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6961 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6962 insns return to ready list in the next turn.
6964 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6967 * builtins.def: New __builtin_powi[lf].
6968 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6969 (expand_builtin_powi): New function.
6970 (expand_builtin): Dispatch to expand_builtin_powi.
6971 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6972 * libgcc2.c: Add __builtin_powi[lf] implementation.
6973 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6974 * optabs.h: Add powi_optab.
6975 * optabs.c (init_optabs): Initialize powi_optab.
6976 * doc/extend.texi: Document __builtin_powi[lf].
6978 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6980 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6983 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6986 * fold-const.c (try_move_mult_to_index): Remove redundant
6987 type argument. Create ADDR_EXPR with correct type.
6988 (fold): Update callers of try_move_mult_to_index. Convert
6989 result to the appropriate type.
6991 2005-02-09 Roger Sayle <roger@eyesopen.com>
6994 * config/avr/avr.c (default_rtx_costs): Delete.
6995 (avr_operand_rtx_cost): New function.
6996 (avr_rtx_costs): Completely rewrite.
6998 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7001 * config/cris/cris.c (in_code): New variable.
7002 (cris_output_addr_const): Now a static function, a wrapper for
7004 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7005 case from old cris_output_addr_const.
7006 (cris_asm_output_label_ref): Similar for LABEL_REF.
7007 (cris_output_addr_const_extra): Similar for UNSPEC.
7008 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7009 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7010 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7012 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7013 (cris_asm_output_label_ref): Declare.
7015 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7017 PR preprocessor/19801
7018 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7019 filenames that changed when libcpp was moved to the toplevel.
7021 2005-02-07 Roger Sayle <roger@eyesopen.com>
7023 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7024 zero extensions of BImode operands. Call lowpart_subreg instead
7025 of gen_lowpart_common and gen_lowpart_SUBREG.
7027 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7030 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7031 * configure.ac: Set cc_for_cross_gnattools.
7032 * configure: Regenerate.
7034 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7037 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7039 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7042 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7043 of nested functions.
7045 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7047 * doc/extend.texi: Document deprecated extensions allowing
7048 static floating-point members to have initializers and allowing
7049 floating-point literals in integral constant expressions.
7051 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7053 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7054 config/darwin7.h, config/mips/mips.c,
7055 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7058 * cse.c: Update comments.
7060 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7063 * builtins.c (fold_builtin_sqrt): Transform
7064 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7067 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7068 Dorit Naishlos <dorit@il.ibm.com>
7070 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7071 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7072 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7074 * tree.h (vect_set_verbosity_level): New extern function declaration
7076 * tree-vectorizer.h (verbosity_levels): New enum type.
7077 * tree-vectorizer.c (vect_debug_stats): Function removed.
7078 (vect_debug_details): Likewise.
7079 (vect_verbosity_level): Global variable was defined and initialized.
7080 (vect_dump): Global variable definition.
7081 (vect_print_dump_info): New function.
7082 (vect_set_dump_settings): New function.
7083 (vect_set_verbosity_level): New function.
7084 (vectorize_loops): Add call to vect_set_dump_settings.
7086 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7087 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7088 (slpeel_tree_peel_loop_to_edge): Likewise.
7090 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7091 appropriate verbosity level instead of call to vect_debug_details
7092 or vect_debug_stats.
7093 (vect_get_base_and_offset):
7094 (vect_create_addr_base_for_vector_ref):
7095 (get_vectype_for_scalar_type):
7096 (vect_create_data_ref_ptr):
7098 (vect_get_vec_def_for_operand):
7099 (vect_finish_stmt_generation):
7100 (vectorizable_assignment):
7101 (vectorizable_operation):
7102 (vectorizable_store):
7103 (vectorizable_load):
7104 (vect_transform_stmt):
7105 (vect_update_ivs_after_vectorizer):
7106 (vect_do_peeling_for_loop_bound):
7107 (vect_update_inits_of_drs):
7108 (vect_do_peeling_for_alignment):
7109 (vect_transform_loop):
7110 (vect_is_simple_use):
7111 (vect_analyze_operations):
7112 (vect_is_simple_iv_evolution):
7113 (vect_analyze_scalar_cycles):
7114 (vect_analyze_data_ref_dependence):
7115 (vect_analyze_data_ref_dependences):
7116 (vect_compute_data_ref_alignment):
7117 (vect_enhance_data_refs_alignment):
7118 (vect_analyze_data_refs_alignment):
7119 (vect_analyze_data_ref_access):
7120 (vect_analyze_data_ref_accesses):
7121 (vect_analyze_pointer_ref_access):
7122 (vect_get_memtag_and_dr):
7123 (vect_analyze_data_refs):
7124 (vect_mark_relevant):
7125 (vect_stmt_relevant_p):
7126 (vect_mark_stmts_to_be_vectorized):
7127 (vect_can_advance_ivs_p):
7128 (vect_get_loop_niters):
7129 (vect_analyze_loop_form):
7130 (vect_analyze_loop):
7131 (vectorize_loops): Likewise.
7133 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7134 (vect_update_inits_of_drs):
7135 (vect_do_peeling_for_alignment):
7136 (vect_transform_loop):
7137 (vect_analyze_operations):
7138 (vect_analyze_scalar_cycles):
7139 (vect_analyze_data_ref_dependences):
7140 (vect_analyze_data_refs_alignment):
7141 (vect_analyze_data_ref_accesses):
7142 (vect_analyze_data_refs):
7143 (vect_mark_stmts_to_be_vectorized):
7144 (vect_get_loop_niters):
7145 (vect_analyze_loop_form):
7146 (vect_analyze_loop): Likewise.
7147 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7149 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7153 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7154 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7155 either -ffast-math or -funsafe-math-optimizations is in use.
7157 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7158 * config/mips/irix-csr.c: New file.
7159 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7160 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7161 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7164 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7166 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7167 redundant, incorrect definitions.
7169 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7171 ("*tls_indirect_call"): New, reference hard regs directly.
7172 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7174 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7176 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7177 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7179 2005-02-06 Roger Sayle <roger@eyesopen.com>
7181 PR rtl-optimization/19800
7182 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7183 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7186 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7188 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7190 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7193 * doc/invoke.texi: Correct documentation of -freorder-functions.
7195 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7198 * doc/invoke.texi: Don't mention gccbug.
7200 2005-02-06 Roger Sayle <roger@eyesopen.com>
7201 Andrew Pinski <pinskia@physics.uc.edu>
7202 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7204 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7205 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7206 into just (zero_extract:SI FOO (const_int 1) BAR).
7208 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7210 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7211 macro locally. Don't give last revision date. Use GCC version
7212 number from gcc-common.texi.
7213 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7214 revision date. Use GCC version number from gcc-common.texi.
7215 Describe being a library as current state rather than as 3.x
7217 * doc/gcc.texi: Remove last update date.
7218 * doc/gccint.texi: Likewise. Update copyright dates.
7219 * doc/install.texi: Update copyright dates.
7221 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7224 * doc/invoke.texi: Mention for each option included in -Wall that
7225 it is included in -Wall.
7226 * doc/gcc.texi: Update copyright and last modification date.
7228 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7230 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7231 unnecessary cast to original induction variable increments.
7233 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7235 PR tree-optimization/18219
7236 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7237 in distributed form.
7239 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7241 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7242 Set bitpos and offset later in the function. Do nothing if the
7243 target is a register and if the bitfield lies completely outside
7245 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7246 here. Return an uninitialised register if the source value is stored
7247 in a register and the bitfield lies completely outside that register.
7249 2005-02-06 Steven Bosscher <stevenb@suse.de>
7251 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7254 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7256 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7258 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7260 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7261 * config/darwin8.h: New.
7262 * config/darwin7.h: Update comment.
7264 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7265 Dorit Naishlos <dorit@il.ibm.com>
7267 * tree-vectorizer.h (LOC): New type.
7268 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7269 (loop_line_number): New field in struct _loop_vec_info.
7270 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7272 * tree-vectorizer.c (input.h): Included.
7273 (find_loop_location): New function.
7274 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7275 loop line number removed.
7276 (vect_debug_details): Likewise.
7277 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7279 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7280 call to vect_debug_details/stats changed from loop to loop_loc.
7281 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7282 (slpeel_tree_peel_loop_to_edge): Likewise.
7284 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7285 changed from NULL to UNKNOWN_LOC.
7286 (vect_get_base_and_offset):
7287 (vect_create_addr_base_for_vector_ref):
7288 (get_vectype_for_scalar_type):
7289 (vect_create_data_ref_ptr):
7291 (vect_get_vec_def_for_operand):
7292 (vect_finish_stmt_generation):
7293 (vectorizable_assignment):
7294 (vectorizable_operation):
7295 (vectorizable_store):
7296 (vectorizable_load):
7297 (vect_transform_stmt):
7298 (vect_update_ivs_after_vectorizer):
7299 (vect_do_peeling_for_loop_bound):
7300 (vect_do_peeling_for_alignment):
7301 (vect_transform_loop):
7302 (vect_is_simple_use):
7303 (vect_analyze_operations):
7304 (vect_is_simple_iv_evolution):
7305 (vect_analyze_scalar_cycles):
7306 (vect_analyze_data_ref_dependences):
7307 (vect_compute_data_ref_alignment):
7308 (vect_enhance_data_refs_alignment):
7309 (vect_analyze_data_ref_access):
7310 (vect_analyze_data_ref_accesses):
7311 (vect_analyze_pointer_ref_access):
7312 (vect_get_memtag_and_dr):
7313 (vect_analyze_data_refs):
7314 (vect_mark_relevant):
7315 (vect_stmt_relevant_p):
7316 (vect_mark_stmts_to_be_vectorized):
7317 (vect_can_advance_ivs_p):
7318 (vect_get_loop_niters):
7319 (vect_analyze_loop):
7320 (vectorize_loops): Likewise.
7322 (vectorizable_load): Argument in call to vect_debug_details/stats
7323 changed from loop to LOOP_LOC (loop_vinfo).
7324 (vect_transform_loop):
7325 (vect_analyze_operations):
7326 (vect_analyze_scalar_cycles):
7327 (vect_analyze_data_ref_dependence):
7328 (vect_enhance_data_refs_alignment):
7329 (vect_analyze_data_ref_accesses):
7330 (vect_analyze_pointer_ref_access):
7331 (vect_analyze_data_refs):
7332 (vect_analyze_loop): Likewise.
7334 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7335 changed from loop to loop_loc.
7337 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7339 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7340 Dorit Naishlos <dorit@il.ibm.com>
7342 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7344 (vect_analyze_data_ref_dependences): Likewise.
7346 (vect_is_simple_use): Argument changed from loop structure to
7347 loop_vect_info structure.
7348 (vect_can_advance_ivs_p): Likewise.
7349 (vect_create_index_for_vector_ref): Likewise.
7350 (vect_update_ivs_after_vectorizer): Likewise.
7351 (new_stmt_vec_info): Likewise.
7353 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7354 changed from loop to loop_vinfo.
7355 (vect_create_data_ref_ptr): First argument in call to
7356 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7357 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7358 was changed from loop to loop_vinfo.
7359 (vectorizable_operation): Likewise.
7360 (vectorizable_store): Likewise.
7361 (vect_mark_stmts_to_be_vectorized): Likewise.
7362 (vect_do_peeling_for_loop_bound): First argument in call to
7363 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7364 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7365 was changed from loop to loop_vinfo.
7366 (vect_analyze_data_ref_dependences): Third argument in call to
7367 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7369 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7370 (vect_create_data_ref_ptr): Likewise.
7371 (vect_init_vector): Likewise.
7372 (vect_get_vec_def_for_operand): Likewise.
7373 (vectorizable_assignment): Likewise.
7374 (vectorizable_operation): Likewise.
7375 (vectorizable_store): Likewise.
7376 (vectorizable_load): Likewise.
7377 (vect_update_ivs_after_vectorizer): Likewise.
7378 (vect_is_simple_use): Likewise.
7379 (vect_analyze_data_ref_dependence): Likewise.
7380 (vect_analyze_pointer_ref_access): Likewise.
7381 (vect_can_advance_ivs_p): Likewise.
7383 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7384 before _stmt_vec_info.
7385 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7386 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7387 (new_stmt_vec_info): Argument changed from loop structure to
7388 loop_vect_info structure
7390 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7391 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7392 (vect_create_addr_base_for_vector_ref): Likewise.
7393 (vect_analyze_pointer_ref_access): Likewise.
7395 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7398 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7399 phi flag if the phi is abnormal.
7401 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7404 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7405 information for the new statement.
7407 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7410 * gcc.c (main): Include the target in -v output.
7412 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7414 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7415 Do not drop the extend if we'd have to add a paradoxical subreg
7416 later. Include optabs.h and insn-codes.h.
7417 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7419 2005-02-02 Roger Sayle <roger@eyesopen.com>
7422 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7423 * fold-const.c (const_binop): Avoid constant folding floating
7424 point operations in modes that use composite representations.
7425 * simplify-rtx.c (simplify_binary_operation): Likewise.
7427 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7429 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7431 (altivec_dstt): Likewise.
7432 (altivec_dstst): Likewise.
7433 (altivec_dststt): Likewise.
7434 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7437 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7439 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7440 EXPR_LOCUS from orig_cond to the new cond_stmt.
7441 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7444 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7446 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7447 standard_iv_increment_position. Remove call to bsi_next
7448 (no need to bump the iterator anymore).
7449 (vect_create_index_for_vector_ref): Call
7450 standard_iv_increment_position. Remove second function argument.
7451 (vect_finish_stmt_generation): Remove call to bsi_next
7452 (no need to bump the iterator anymore).
7453 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7454 to vect_create_index_for_vector_ref.
7456 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7458 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7459 phis are used out of the loop.
7461 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7464 * c-decl.c (undef_nested_function): New variable.
7465 (pop_scope): Diagnose undefined nested functions.
7466 (finish_function): Don't attempt cgraph processing or genericizing
7467 if current top-level function contained an undefined nested
7468 function. Reset undef_nested_function at the end of a top-level
7471 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7473 * tree.c (build_int_cst_type): Take sign of the value into account
7474 when deciding whether sign extend the value.
7476 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7479 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7480 (cpp_options, cc1_options): Change %{std*&ansi} to
7481 %{std*&ansi&trigraphs}.
7483 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7485 * cse.c: Update comments.
7487 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7489 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7490 arguments go on the stack. Do not put complex doubles in odd/even
7493 2005-02-02 Steven Bosscher <stevenb@suse.de>
7495 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7496 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7497 -ftree-pre, and -fthread-jumps.
7499 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7501 PR tree-optimization/19578
7502 * tree-flow.h (modified_noreturn_calls): Declare.
7503 (noreturn_call_p): Declare.
7504 * tree-flow-inline.h (noreturn_call_p): New function.
7505 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7506 * tree-cfg.c (modified_noreturn_calls): New variable.
7507 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7508 that contain a mid-block noreturn call.
7509 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7511 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7513 * df.c (df_def_record_1, df_uses_record): Don't use
7515 * df.h (DF_FOR_REGALLOC): Remove.
7517 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7520 * c-typeck.c (really_start_incremental_init): Reset
7521 constructor_max_index for arrays of incomplete type.
7523 2005-02-02 Jeff Law <law@redhat.com>
7525 * gcse.c (struct reg_set): Store the block index where the register
7526 was set rather than the setting insn.
7527 (record_one_set, compute_transp): Corresponding changes.
7528 (pre_insert_copy_insn): Do not call replace_one_set.
7529 (replace_one_set): Remove.
7531 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7534 * doc/gcov.texi: Fix typo.
7536 2005-02-01 Richard Henderson <rth@redhat.com
7539 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7540 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7542 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7543 * config/i386/i386-protos.h: Update.
7545 2005-02-01 Steven Bosscher <stevenb@suse.de>
7547 PR tree-optimization/19217
7548 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7549 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7550 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7551 that it is walking a PHI node.
7553 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7555 * doc/extend.texi (Nested Functions): Update.
7557 2005-02-01 Richard Henderson <rth@redhat.com>
7560 * optabs.c (expand_copysign_absneg): Export.
7561 * optabs.h (expand_copysign_absneg): Declare.
7562 * config/rs6000/rs6000.md (copysigntf3): New.
7564 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7566 PR tree-optimization/19633
7567 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7568 * tree-ssa-alias.c (init_alias_info): Initialize.
7569 (merge_pointed_to_info): Set.
7570 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7571 (dump_points_to_info_for): Show value of pt_null.
7572 (struct count_ptr_d): Declare.
7573 (find_ptr_dereference): Remove.
7574 (ptr_is_dereferenced_by): Remove.
7575 (count_ptr_derefs): New local function.
7576 (count_uses_and_derefs): New local function.
7577 (compute_points_to_and_addr_escape): Call it. If the number
7578 of dereferences is greater than zero, mark the pointer as
7579 dereferenced. If there are fewer dereferences than uses of
7580 the pointer, the pointer's value escapes.
7582 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7584 PR tree-optimization/19670
7585 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7587 (verify_use): ... set it here, instead.
7589 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7591 * doc/sourcebuild.texi (Test directives): Fix formatting.
7593 * doc/sourcebuild.texi (Test directives): Describe selector
7596 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7598 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7599 specific 64-bit CPUs.
7601 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7604 * arm.c (arm_eliminable_register): New function.
7605 (adjacent_mem_locations): Don't allow eliminable registers. Use
7606 HOST_WIDE_INT for address offsets.
7607 * arm-protos.h (arm_eliminable_register): Add prototype.
7609 2005-02-01 Steven Bosscher <stevenb@suse.de>
7611 PR optimization/15242
7612 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7613 * basic-block.h (duplicate_computed_gotos): Add prototype.
7614 * bb-reorder.c (duplicate_computed_gotos): New function to
7615 duplicate sufficiently small blocks ending in a computed jump.
7616 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7617 if not optimizing for size.
7618 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7619 never do tail merging for blocks ending in a computed jump.
7620 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7622 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7624 Patch from Richard Sandiford <rsandifo@redhat.com>
7625 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7626 from inheriting a subreg equivalence with a non-spill register.
7628 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7630 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7632 * config/frv/frv.c (movcc_fp_destination_operand): New.
7633 (gpr_or_memory_operand): Fix typo in comment.
7634 (gpr_or_memory_operand_with_scratch): New.
7635 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7636 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7637 movcc_fp_destination_operand.
7638 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7639 Legitimize memory addresses using a scratch register.
7641 2005-01-31 Jeff Law <law@redhat.com>
7643 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7644 bitmap a sparse bitmap instead of a simple bitmap.
7645 (mark_def_sites_initialize_block): Corresponding changes.
7646 (ssa_mark_def_sites_initialize_block): Likewise.
7647 (ssa_mark_phi_uses): Likewise.
7648 (mark_def_site, ssa_mark_def_sites): Likewise.
7649 (mark_def_site_blocks): Likewise.
7650 (rewrite_ssa_into_ssa): Likewise.
7652 * tree-ssa-dom.c (record_cond): Pass correct variable type
7653 for last argument to htab_find_slot_with_hash.
7655 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7656 effects when optimizing 0 % X. Do not try to optimize X % 0.
7658 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7660 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7663 2005-02-01 Eric Christopher <echristo@redhat.com>
7665 * config/mips/mips.c (override_options): Warn if -mint64
7667 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7670 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7672 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7674 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7675 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7676 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7677 (cached_regno): Initialize to INVALID_REGNUM.
7678 (cse_reg_info_table_size,
7679 cse_reg_info_table_first_uninitialized,
7680 cse_reg_info_timestamp): New.
7681 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7683 (init_cse_reg_info, get_cse_reg_info_1): New.
7684 (get_cse_reg_info): Cache the last look-up.
7685 (new_basic_block): Update the code to clear mappings from
7686 registers to cse_reg_info entries.
7687 (cse_main): Call init_cse_reg_info.
7689 * cse.c (get_cse_reg_info): Update a comment.
7691 2005-01-31 Steven Bosscher <stevenb@suse.de>
7694 * c-decl.c (start_decl): Do not warn about arrays of elements with
7695 an incomplete type here.
7696 (grokdeclarator): Do it here by making a pedwarn an error.
7697 * c-typeck.c (push_init_level): If there were previous errors with
7698 the constructor type, do not warn about braces for initializers.
7699 (process_init_element): Likewise for excess initializer elements.
7701 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7703 * cse.c (delete_trivially_dead_insn): Don't iterate.
7705 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7707 * config/rs6000/rs6000.md (copysignsf3): New expand.
7708 (copysigndf3): Likewise.
7710 2005-01-31 Steven Bosscher <stevenb@suse.de>
7712 * recog.c (constrain_operands): Only look for earlyclobber operand
7713 conflicts if an '&' constraint was seen.
7715 2005-01-31 Marc Espie <espie@openbsd.org>
7717 * config.gcc: Don't include embedded systems fragment, switches default
7718 debugging format to ELF.
7719 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7720 longer pick it up there.
7722 2005-01-31 Dale Johannesen <dalej@apple.com>
7724 * doc/extend.texi (nested functions): Fix linkage description.
7725 Clarify that static is not allowed.
7727 2005-01-31 Dale Johannesen <dalej@apple.com>
7729 * config/rs6000/darwin.md (movsf_low_di): Make work.
7730 (movdf_low_di): Make work.
7732 2005-01-31 Dale Johannesen <dalej@apple.com>
7734 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7735 Make work for 64 bit.
7737 2005-01-31 Roger Sayle <roger@eyesopen.com>
7738 Dale Johannesen <dalej@apple.com>
7741 * fold-const.c (fold_binary_op_with_conditional_arg):
7742 Make types match original operands, before STRIP_NOPS.
7744 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7746 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7747 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7748 (struct gcc_sigcontext): Delete. Merge contents to..
7749 (struct gcc_ucontext): ..here.
7750 (get_sigcontext): Delete.
7751 (get_regs): New function, like get_sigcontext but return regs ptr.
7752 64-bit version finds regs from r1 to support vdso.
7753 (ppc_linux_aux_vector): New function.
7754 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7757 2005-01-31 Ira Rosen <irar@il.ibm.com>
7759 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7761 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7762 redundant fold. Fix misalignment for MINUS_EXPR.
7763 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7764 (vect_analyze_pointer_ref_access): Likewise.
7765 (vect_get_memtag_and_dr): Likewise.
7767 2005-01-31 Richard Henderson <rth@redhat.com>
7769 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7770 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7771 absnegdf2_i387, absnegxf2_i387): Likewise.
7773 2005-01-31 Richard Henderson <rth@redhat.com>
7776 * optabs.c (expand_copysign_absneg): New.
7777 (expand_copysign_bit): Split out from ...
7778 (expand_copysign): ... here. Use expand_copysign_absneg.
7780 2005-01-30 Roger Sayle <roger@eyesopen.com>
7783 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7784 constant as the second operand and a register as the third.
7786 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7789 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7790 that dllimport'd functions do not use all call-clobbered registers
7793 2005-01-30 Richard Henderson <rth@redhat.com>
7796 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7797 expand_abs_nojump and generalize. Use operand_subword and
7798 emit_no_conflict_block. Support large modes.
7799 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7801 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7802 negation to subtraction.
7803 (expand_copysign): Check that the format has signed zeros.
7804 Use operand_subword and emit_no_conflict_block. Support large modes.
7806 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7808 Fix PR tree-optimization/19624
7810 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7811 * tree-ssa-pre.c: Add cfgloop.h.
7813 (pre_stats): New member, constified.
7814 (inserted_exprs): New static variable.
7815 (NECESSARY): New macro.
7816 (create_expression_by_pieces): Fold the expression, and
7817 mark it as defaulting to not necessary. Also put in
7819 (fully_constant_expression): New function.
7820 (insert_into_preds_of_block): Modify to not insert phis when we
7821 are playing with induction variables.
7822 Push phis onto the inserted_exprs vector, and mark them as not
7823 necessary by default.
7824 (insert_aux): Call fully_constant_expression on eprime.
7825 If all edges produce the same value, mark it constant.
7826 (mark_operand_necessary): New function.
7827 (remove_dead_inserted_code): New function.
7828 (init_pre): Init loop optimizer to get loop info.
7829 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7830 (execute_pre): Commit edge inserts, then remove dead code.
7832 2005-01-30 Richard Henderson <rth@redhat.com>
7834 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7835 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7837 2005-01-30 Richard Henderson <rth@redhat.com>
7840 * config/i386/i386.c (ix86_expand_copysign): New.
7841 (ix86_split_copysign_const): New.
7842 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7843 rearrange op1/nmask operands.
7844 * config/i386/i386-protos.h: Update.
7845 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7846 (copysigndf3): Likewise.
7847 (copysignsf3_const, copysigndf3_const): New.
7848 (copysignsf3_var): Rename from copysignsf3, split out splitter
7849 and fix split predicate for X constraint.
7850 (copysigndf3_var): Similarly.
7852 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7854 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7855 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7856 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7858 2005-01-29 Richard Henderson <rth@redhat.com>
7861 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7862 of # and * in constraints.
7864 2005-01-29 Richard Henderson <rth@redhat.com>
7867 * expr.c (store_field): Don't strip sub-mode cast when the input
7868 data is even smaller.
7870 2005-01-29 Richard Henderson <rth@redhat.com>
7873 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7876 2005-01-29 Richard Henderson <rth@redhat.com>
7878 * combine.c (make_field_assignment): Fix argument order
7881 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7883 PR tree-optimization/15791
7884 * fold-const.c (extract_array_ref): New function.
7885 (fold): Fold comparisons between &a[i] and &a[j] or
7886 semantically equivalent trees.
7888 2005-01-29 Jeff Law <law@redhat.com>
7890 * gcse.c (insert_expr_in_table): Revamp handling of available
7891 and anticipatable occurrence lists to avoid unnecessary list
7893 (insert_set_in_table): Similarly.
7895 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7897 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7899 (c_build_qualified_type): Build qualified array types with
7900 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7901 * c-decl.c (c_make_fname_decl): Build unqualified array type
7902 before qualified type.
7903 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7904 type is qualified, not just if type itself is. Don't apply
7905 qualifiers to array type when declarator is processed. Apply
7906 qualifiers to field type whether or not it is an array type.
7907 Don't handle array types specially for applying qualifiers to
7909 * c-typeck.c (composite_type): Build unqualified element type and
7910 array type when forming composite of array types.
7911 (common_pointer_type, comptypes, comp_target_types,
7912 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7913 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7915 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7916 (args2) in variables a1 and a2.
7918 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7920 * cse.c (n_elements_made, max_elements_made): Remove.
7921 (insert): Don't touch n_elements_made.
7922 (cse_main): Don't touch n_elements_made or max_elements_made.
7924 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7927 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7928 configuration part of dp-bit.c to be lost.
7930 2005-01-28 Roger Sayle <roger@eyesopen.com>
7932 * expmed.c (expand_mult_highpart_optab): When attempting to use
7933 a non-widening multiplication in a wider mode, the operands need
7934 to be converted (zero or sign extended) to that mode.
7936 2005-01-28 Ian Lance Taylor <ian@airs.com>
7940 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7941 through if both operands fall through.
7943 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7945 * cse.c (fold_rtx) <PC>: Don't optimize.
7947 2005-01-28 Jeff Law <law@redhat.com>
7949 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7950 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7952 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7954 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7955 cse_reg_info_used_list_end): Remove.
7956 (cse_reg_info_list, cse_reg_info_list_free): New.
7957 (get_cse_reg_info): When allocating an instance of
7958 cse_reg_info, add it to the beginning of the cse_reg_info_list
7959 list. Remove code to maintain cse_reg_info_used_list.
7960 (new_basic_block): Reset the free list to the beginning of
7963 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7965 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7966 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7967 (frv_expand_mdpackh_builtin): New function.
7968 (frv_expand_builtin): Use it to expand __MDPACKH.
7969 * doc/extend.texi (__MDPACKH): Update documentation.
7971 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7973 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7974 SSE_FLOAT_MODE_P for use_sse computation.
7976 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7979 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7981 2005-01-27 Richard Henderson <rth@redhat.com>
7983 * builtins.c (expand_builtin_copysign): New.
7984 (expand_builtin): Call it.
7985 * genopinit.c (optabs): Add copysign_optab.
7986 * optabs.c (init_optabs): Initialize it.
7987 (expand_copysign): New.
7988 * optabs.h (OTI_copysign, copysign_optab): New.
7989 (expand_copysign): Declare.
7991 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7992 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7994 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7995 (ix86_expand_fp_absneg_operator): ... here.
7996 (ix86_split_copysign): New.
7997 * config/i386/i386-protos.h: Update.
7998 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7999 (copysignsf3, copysigndf3): New.
8001 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8002 (copysignsf3, ncopysignsf3): New.
8003 (copysigndf3, ncopysigndf3): New.
8004 (copysignxf3, ncopysignxf3): New.
8005 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8007 2005-01-27 Arend Bayer <arend.bayer@web.de>
8008 Kazu Hirata <kazu@cs.umass.edu>
8010 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8011 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8012 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8015 2005-01-27 Jeff Law <law@redhat.com>
8017 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8018 definitions of SSA_NAMEs which are not being rewritten.
8019 (rewrite_ssa_into_ssa): Only initialize the current definition
8020 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8021 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8022 SSA_NAMEs before returning.
8024 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8026 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8027 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8028 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8029 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8030 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8032 2005-01-27 Steven Bosscher <stevenb@suse.de>
8035 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8036 higher to -O2 and higher. Likewise for tree PRE.
8037 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8040 2005-01-27 Ian Lance Taylor <ian@airs.com>
8043 * gimple-low.c (try_catch_may_fallthru): New static function.
8044 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8045 * tree-inline.c (expand_call_inline): Don't warn about reaching
8046 the end of a non-void function being inlined if the function uses
8049 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8051 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8054 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8055 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8056 (implicitly_declare): Handle error_mark_node.
8058 2005-01-27 Richard Henderson <rth@redhat.com>
8061 * tree.h (struct tree_decl): Add debug_expr_is_from.
8062 (DECL_DEBUG_EXPR_IS_FROM): New.
8063 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8064 * dwarf2out.c (dwarf2out_var_location): Update to match.
8065 * tree-outof-ssa.c (create_temp): Likewise.
8066 * var-tracking.c (track_expr_p): Likewise.
8067 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8068 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8069 * toplev.c (default_tree_printer): Likewise.
8071 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8073 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8074 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8076 2005-01-27 Steven Bosscher <stevenb@suse.de>
8078 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8079 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8080 ASM_CLOBBERS): Add tree checks.
8082 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8083 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8084 * c-common.def (SWITCH_STMT): Update to match.
8085 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8086 macros instead of SWITCH_EXPR ones.
8087 * c-dump.c (c_dump_tree): Likewise.
8088 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8089 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8091 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8093 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8095 * unwind-dw2.c (execute_stack_op): Add missing cases for
8096 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8098 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8100 * config.gcc (Obsolete configurations): Remove 'dummy', add
8101 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8104 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8106 PR tree-optimization/19633
8107 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8109 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8110 are no call-clobbered variables.
8111 * tree-outof-ssa.c (check_replaceable): Return false for calls
8114 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8116 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8117 even for variables with NULL DECL_INITIAL.
8119 2005-01-26 Stuart Hastings <stuart@apple.com>
8121 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8123 2005-01-26 Richard Henderson <rth@redhat.com>
8126 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8128 * expr.c (store_field): Strip conversions to odd-bit-sized types
8129 if the destination field width matches.
8131 2005-01-26 Richard Henderson <rth@redhat.com>
8133 * c-decl.c, expmed.c, expr.c: Revert last change.
8135 2005-01-26 Richard Henderson <rth@redhat.com>
8138 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8140 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8141 if we don't need the bits above those present in the current mode.
8142 * expr.c (store_field): Strip conversions to odd-bit-sized types
8143 if the destination field width matches.
8145 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8147 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8148 either -ffast-math or -funsafe-math-optimizations is in use.
8150 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8154 * config/avr/avr.c (notice_update_cc): Only set condition code for
8155 ashrqi3 if shift count > 0.
8156 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8157 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8158 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8159 count <= 0 as a no-op, and shift count >= width by copying zero
8160 or sign bit to all bits of the result.
8161 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8162 count, with attribute "length" set to 0 and "cc" set to "none".
8164 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8166 * doc/invoke.texi: Document -mTLS.
8168 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8169 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8170 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8171 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8172 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8173 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8174 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8175 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8177 * configure.ac: Check for a TLS capable gas.
8179 * configure: Regenerate.
8181 2005-01-26 Richard Henderson <rth@redhat.com>
8184 * combine.c (make_field_assignment): Simplify store to zero_extract
8185 from a source with an overlapping mask.
8187 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8189 2004-11-11 Eric Christopher <echristo@redhat.com>
8191 * config/frv/frv.md: Add fr400_integer automaton. Don't
8192 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8195 2005-01-26 Steven Bosscher <stevenb@suse.de>
8198 * cfgbuild.c (make_edges): Do not clear or set
8199 current_function_has_computed_jump.
8200 * function.h (struct function): Remove the has_computed_jump field.
8201 (current_function_has_computed_jump): Do not define.
8202 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8203 in a computed jump. Ignore current_function_has_computed_jump.
8205 2005-01-26 Richard Henderson <rth@redhat.com>
8208 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8209 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8211 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8212 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8213 objects into static storage if they have more than one non-zero value.
8214 * tree.h (categorize_ctor_elements): Update decl.
8216 2005-01-26 Steven Bosscher <stevenb@suse.de>
8219 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8220 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8221 to this function from 2004-07-10.
8222 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8223 the current function for tail call optimizations if the address
8224 of one of it its arguments is taken.
8226 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8228 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8230 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8232 * function.c (expand_function_end): If current_function_calls_alloca,
8233 emit stack restore in a place that is reached when the function falls
8236 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8238 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8239 rule to avoid matching inappropriate suffix rule.
8241 2005-01-26 Jan Hubicka <jh@suse.cz>
8243 PR tree-optimization/19241
8244 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8246 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8248 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8249 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8251 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8252 <sim*>: Always use crt1.o, regardless of N in simN.
8253 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8254 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8255 (CRT_CALL_STATIC_FUNCTION): Remove.
8256 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8257 use crt1.o, regardless of N in simN.
8258 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8259 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8260 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8261 case isystem setting.
8262 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8264 2005-01-25 Ian Lance Taylor <ian@airs.com>
8266 * gimple-low.c (block_may_fallthru): Correct handling of
8267 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8269 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8271 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8272 handlers to match indentation; nested under the mtune=* handler.
8273 Similar for mcpu= and march=.
8275 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8277 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8278 * config/mips/linux64.h (LIB_SPEC): Likewise.
8279 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8280 * config/sh/linux.h (LIB_SPEC): Likewise.
8282 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8284 * config/frv/frv.c (frv_legitimize_tls_address): New.
8285 (TARGET_HAVE_TLS): Define.
8286 (FRV_SYMBOL_REF_TLS_P): Define.
8287 (frv_override_options): Handle new register classes.
8288 (frv_legitimate_address_p): Reject tls addresses.
8289 (frv_legitimize_address): Handle TLS addresses.
8290 (gen_inlined_tls_plt): New.
8292 (frv_legitimize_tls_address): New.
8293 (unspec_got_name): Add TLS entries.
8294 (got12_operand): Add R_FRV_TLSMOFF12 case.
8295 (frv_emit_move): Fixup TLS addresses.
8296 (frv_emit_movsi): Legitimize TLS addresses.
8298 * config/frv/frv.h (MASK_BIG_TLS): New.
8299 (TARGET_BIG_TLS): New.
8300 (HAVE_AS_TLS): Define.
8301 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8302 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8303 (REG_CLASS_NAMES): Same.
8304 (REG_CLASS_CONTENTS): Same.
8305 (CONSTRAINT_LEN): New.
8306 (REG_CLASS_FROM_CONSTRAINT): New.
8307 (PREDICATE_CODES): Add symbolic_operand.
8309 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8310 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8311 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8312 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8313 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8314 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8315 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8316 GR9_REG, GR14_REG, LRREG.
8317 (type): Add load_or_call attribute.
8318 ("load_or_call"): New reservation.
8319 ("call_gettlsoff"): New.
8320 ("tls_indirect_call"): New.
8321 ("tls_load_gottlsoff12"): New.
8322 ("tlsoff_hilo"): New.
8323 ("tls_tlsdesc_ldd"): New.
8324 ("tls_tlsoff_ld"): New.
8327 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8329 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8331 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8332 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8333 * config/frv/frv.c (TLS_BIAS): Define.
8334 (frv_output_dwarf_dtprel): New.
8336 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8338 PR rtl-optimization/19579
8339 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8340 both A and B, see if they don't clobber registers the other expr uses.
8342 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8344 * real.c (do_add): Initialize signalling and canonical members.
8346 * real.c (real_from_integer): Zero out destination.
8348 2005-01-18 Jan Hubicka <jh@suse.cz>
8350 PR tree-optimize/19337
8351 * tree-inline.c (initialize_inlined_parameters): Copy
8352 saved_static_chain_decl only.
8354 2005-01-25 Richard Henderson <rth@redhat.com>
8358 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8359 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8360 80387 enabled, to return a proper subclass. Return the subset that
8361 overlaps with GENERAL_REGS for PLUS.
8362 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8364 2005-01-25 Richard Henderson <rth@redhat.com>
8367 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8369 2005-01-25 Roger Sayle <roger@eyesopen.com>
8371 * expmed.c (choose_multiplier): Change interface to return the
8372 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8373 (expand_divmod): Update calls to choose_multiplier.
8375 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8378 * expmed.c (extract_bit_field): Use adjust_address instead of
8379 gen_lowpart when op0 is a MEM.
8381 2005-01-24 Steven Bosscher <stevenb@suse.de>
8383 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8385 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8387 * config/mips/irix-csr.c: New file.
8388 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8389 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8390 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8393 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8396 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8397 sparc/elf.h, add sparc/sp-elf.h.
8398 (sparc-*-rtems*): Likewise.
8399 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8400 tm-dwarf2.h, add sparc/sp-elf.h.
8401 (sparc86x-*-elf): Likewise.
8402 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8403 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8404 TARGET_OS_CPP_BUILTINS.
8405 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8406 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8408 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8409 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8410 (SWITCH_TAKES_ARG): Likewise.
8411 (LOCAL_LABEL_PREFIX): Likewise.
8412 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8413 (TARGET_N_FORMAT_TYPES): Delete.
8414 (TARGET_FORMAT_TYPES): Likewise.
8415 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8416 * config/sparc/elf.h: Delete.
8417 * config/sparc/sp-elf.h: New file.
8419 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8421 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8422 * tree-flow.h: Remove the corresponding prototype.
8423 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8424 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8426 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8429 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8430 for AIX ABI or ELF -fPIC.
8431 (rs6000_emit_load_toc_table): Don't create toc_section here.
8432 (rs6000_xcoff_file_start): Nor here.
8434 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8436 * sh.c (ra.h): Don't #include.
8437 (hard_regs_intersect_p): New function, resurrected from ra.c.
8439 * sh.c: Fix 1996 Copyright.
8441 2005-01-24 Richard Henderson <rth@redhat.com>
8442 Aldy Hernandez <aldyh@redhat.com>
8444 * regrename.c (note_sets): Handle subregs.
8446 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8449 * genconditions.c (write_header, write_conditions): Elide file if
8452 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8454 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8455 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8458 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8460 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8461 expand_builtin_printf, expand_builtin_fprintf,
8462 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8463 checking against POINTER_TYPE.
8464 (validate_arglist): Handle POINTER_TYPE code by checking
8467 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8469 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8471 (for_each_rtx): Call for_each_rtx_1.
8472 * rtl.h (init_rtlanal): Declare.
8473 * toplev.c (backend_init): Call init_rtlanal.
8475 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8477 * flow.c (propagate_one_insn): Formatting.
8480 * flow.c (libcall_dead_p): Be more conservative if unsure.
8481 If there are any instructions between insn and call, see if they are
8482 all dead before saying the libcall is dead.
8484 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8486 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8487 operand constraint for operand 0.
8489 2005-01-23 Richard Henderson <rth@redhat.com>
8492 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8493 edges leading to join block.
8495 2005-01-23 Roger Sayle <roger@eyesopen.com>
8497 * expmed.c (expand_mult_highpart): Make static. Change type of
8498 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8499 (expand_divmod): Updates calls to expand_mult_highpart by using
8500 gen_int_mode to pass a CONST_INT rtx.
8501 * rtl.h (expand_mult_highpart): Remove prototype.
8503 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8505 * flow.c (regset_bytes, regset_size): Remove.
8507 * cfganal.c: Fix a reference to Harvey's paper.
8509 2005-01-23 Steven Bosscher <stevenb@suse.de>
8511 PR rtl-optimization/19464
8512 * tree-optimize.c (init_tree_optimization_passes): Add one more
8513 copyrename pass just before out-of-ssa.
8515 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8518 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8519 * ggc-none.c (ggc_free): Define.
8521 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8523 * cse.c (max_reg, max_insn_uid): Remove.
8524 (cse_main): Don't access max_reg or max_insn_uid.
8526 * c-common.c (explicit_flag_signed_bitfields,
8527 lang_statement_code_p, lang_expand_function_end): Remove.
8528 * c-common.h: Remove the corresponding declarations.
8529 * c-opts.c (c_common_handle_option): Remove all write access
8530 to explicit_flag_signed_bitfields.
8532 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8533 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8534 * cgraph.h: Remove the corresponding declaration.
8536 * gcse.c (null_pointer_info): Remove.
8538 2005-01-23 Roger Sayle <roger@eyesopen.com>
8539 Eric Botcazou <ebotcazou@libertysurf.fr>
8541 * combine.c (simplify_logical): Only simplify logical expressions
8542 of the form ior(and(x,y),z) by the inverse distributive law if the
8543 result is cheaper than the original.
8545 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8547 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8548 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8549 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8550 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8551 config/freebsd-spec.h, config/arm/arm.h,
8552 config/h8300/h8300.md, config/i386/i386.md,
8553 config/i386/predicates.md, config/i386/sse.md,
8554 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8555 config/vax/vax.md: Fix comment typos. Follow spelling
8558 2005-01-23 Steven Bosscher <stevenb@suse.de>
8560 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8561 tests, instead of `less than'.
8563 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8565 * function.c (assign_parm_setup_block): When creating a new stack slot
8566 for a parameter, get its alignment from the parameter's DECL_ALIGN
8567 rather than the type's TYPE_ALIGN. Make sure that the parameter
8568 is at least word aligned.
8570 2005-01-22 Roger Sayle <roger@eyesopen.com>
8573 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8575 2005-01-22 Richard Henderson <rth@redhat.com>
8578 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8579 in both compare operands.
8580 (movdfcc_1_sse_max): Likewise.
8581 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8582 (movdfcc_1_sse): Likewise.
8583 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8584 scratch register as needed.
8586 2005-01-22 Richard Henderson <rth@redhat.com>
8588 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8590 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8592 2005-01-22 Richard Henderson <rth@redhat.com>
8594 * genopinit.c (optabs): Use smin/smax for floating point too.
8595 * doc/md.texi: Update to match. Clarify that floating point
8596 results are undefined for +0/-0 and NaN.
8597 * doc/rtl.texi: Likewise.
8598 * rtl.def (SMIN, SMAX): Likewise
8599 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8601 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8602 leading 's' to the name.
8603 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8604 smaxxf3, sminxf3): Likewise.
8605 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8608 2005-01-22 Paul Brook <paul@codesourcery.com>
8610 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8612 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8614 * config/s390/s390.c (struct processor_costs): New fields
8615 dlgr, dlr, dr, dsgfr, dsgr.
8616 (z900_cost, z990_cost): Values for new fields.
8617 (s390_rtx_costs): New cases MEM und COMPARE in switch
8618 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8619 DIV, MOD, UDIV, UMOD.
8621 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8623 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8624 into the register being decremented.
8625 ("doloop_si31", "doloop_di"): Likewise.
8626 ("*doloop_si_long"): Adapt pattern.
8628 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8630 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8632 (CLASS_MAX_NREGS): Likewise.
8634 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8636 * doc/tree-ssa.texi (Statement Operands): Add example for new
8637 must-def macro. Note deprecation of old operands interface.
8639 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8641 PR tree-optimization/19484
8642 * tree-cfg.c (remove_fallthru_edge): New function.
8643 (cleanup_control_flow): Remove fallthru edges from calls that are
8644 now known not to return.
8646 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8648 Fix PR tree-optimization/19038
8649 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8650 copies with loop variant ones.
8652 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8654 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8655 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8656 config/alpha/alpha.md, config/alpha/predicates.md,
8657 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8658 config/sparc/sol2.h: Update copyright.
8660 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8661 first label to see if it is a nonlocal label.
8663 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8664 Andrew Pinski <pinskia@physics.uc.edu>
8667 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8668 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8670 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8672 * config/rs6000/rtems.h: Update copyright.
8674 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8677 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8678 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8679 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8681 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8684 * c-typeck.c (convert_arguments): Check for error_mark_node.
8686 2005-01-21 Ian Lance Taylor <ian@airs.com>
8688 PR tree-optimization/13000
8689 * tree-inline.c: Include "tree-flow.h".
8690 (expand_call_inline): If warn_return_type, warn if non-void inline
8691 function falls through.
8692 * tree-cfg.c (execute_warn_function_return): Don't warn about
8693 control reaching end if TREE_NO_WARNING is set. Set
8695 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8697 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8698 branch if we don't need one.
8699 * c-typeck.c: Include "tree-flow.h"
8700 (c_finish_bc_stmt): Don't add a goto if the current statement
8701 list doesn't fall through to the current point.
8703 2005-01-21 Roger Sayle <roger@eyesopen.com>
8705 PR rtl-optimization/576
8706 * real.c (real_arithmetic): Change return type from void to bool
8707 to return an indication that the result may be inexact.
8708 * real.h (real_arithmeric): Update prototype.
8709 * fold-const.c (const_binop): Don't constant fold floating
8710 point expressions when the user specifies -frounding-math and
8711 the result may depend upon the run-time rounding mode.
8712 (fold_convert_const_real_from_real): Clean-up.
8713 (fold_initializer): Ignore flag_rounding_math for initializers.
8714 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8715 constant fold FP operations with flag_rounding_math if the
8716 result may depend upon the run-time rounding mode.
8718 2005-01-21 Tom Tromey <tromey@redhat.com>
8720 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8722 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8724 * tree-cfg.c: Fix comment typos.
8726 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8728 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8729 around the call to rest_of_handle_branch_target_load_optimize.
8731 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8733 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8734 (sparc64-*-openbsd*): Likewise.
8735 (sparclite-*-elf*): Include tm-dwarf2.h.
8736 (sparc86x-*-elf*): Likewise.
8737 (sparc64-*-elf*): Likewise.
8738 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8739 (DBX_DEBUGGING_INFO): Likewise.
8740 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8741 (PREFERRED_DEBUGGING_TYPE): Likewise.
8742 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8743 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8744 (PREFERRED_DEBUGGING_TYPE): Likewise.
8745 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8746 (PREFERRED_DEBUGGING_TYPE): Likewise.
8747 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8749 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8752 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8754 2005-01-20 Paul Brook <paul@codesourcery.com>
8756 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8758 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8760 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8761 label is first in a sequence of labels.
8763 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8765 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8766 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8768 * doc/sourcebuild.texi (Test Directives): New.
8770 2005-01-20 Roger Sayle <roger@eyesopen.com>
8772 * real.c (real_floor): Don't leave the result uninitialized when
8773 mode is VOIDMode, but return the unrounded intermediate value.
8774 (real_ceil): Likewise.
8776 2005-01-20 Paul Brook <paul@codesourcery.com>
8778 * config/arm/arm.md (insv): Use gen_int_mode.
8780 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8782 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8783 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8784 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8785 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8786 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8788 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8791 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8792 fbreg, so we have to assume we can't.
8793 (loc_descriptor_from_tree_1): Ditto.
8794 (containing_function_has_frame_base): New function.
8795 (add_location_or_const_value_attribute): Use it.
8796 Also try to generate a frame_base from a single element location
8799 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8801 PR tree-optimization/15349
8802 * timevar.def (TV_TREE_MERGE_PHI): New.
8803 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8805 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8806 calls to tree_forwarder_block_p.
8807 (remove_forwarder_block_with_phi, merge_phi_nodes,
8808 gate_merge_phi, pass_merge_phi): New.
8809 * tree-optimize.c (init_tree_optimization_passes): Add
8811 * tree-pass.h: Add an extern for pass_merge_phi;
8813 2005-01-20 Richard Henderson <rth@redhat.com>
8816 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8817 (_mm_castps_pd, _mm_castps_si128): New.
8818 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8820 2005-01-20 Richard Henderson <rth@redhat.com>
8823 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8824 __builtin_ia32_vec_init_v2si.
8825 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8826 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8827 (ix86_init_mmx_sse_builtins): Create it.
8828 (ix86_expand_builtin): Expand it.
8829 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8830 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8831 (vec_extractv2si_0, vec_extractv2si_1): New.
8833 2005-01-20 Richard Henderson <rth@redhat.com>
8836 * config/i386/i386.c (ix86_expand_push): New.
8837 * config/i386/mmx.md (push<MMXMODE>1): New.
8838 * config/i386/sse.md (push<SSEMODE>1): New.
8839 * config/i386/i386-protos.h: Update.
8841 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8843 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8846 2005-01-20 Richard Henderson <rth@redhat.com>
8848 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8849 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8851 2005-01-19 Richard Henderson <rth@redhat.com>
8854 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8855 to V4SFmode in SSE1 fallback load path.
8857 2005-01-19 Richard Henderson <rth@redhat.com>
8859 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8860 in QImode expansion to ix86_expand_vector_set.
8861 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8863 2005-01-19 Richard Henderson <rth@redhat.com>
8866 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8867 subclass of the input class.
8868 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8869 Always true for cross-SSE1 classes. Rationalize conditionals.
8870 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8871 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8872 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8873 (movdi_2): Add MMX/SSE zeros.
8874 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8875 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8876 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8877 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8878 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8879 (zero_extendsidi2_rex64_1): Remove.
8880 (MOV0 peephole): Check GENERAL_REG_P.
8882 2005-01-19 Richard Henderson <rth@redhat.com>
8885 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8887 (ix86_expand_vector_extract): Likewise.
8889 2005-01-19 Richard Henderson <rth@redhat.com>
8892 * expr.c (emit_move_change_mode): New argument force; use
8893 simplify_gen_subreg if true.
8894 (emit_move_via_alt_mode): Merge into ...
8895 (emit_move_via_integer): ... here.
8896 (emit_move_ccmode): Use emit_move_change_mode directly.
8898 2005-01-19 Richard Henderson <rth@redhat.com>
8901 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8902 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8903 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8905 (alpha_emit_set_const): Likewise. Make static.
8906 (alpha_emit_set_long_const): Make static.
8907 (alpha_extract_integer): Split out from alpha_expand_mov.
8908 (alpha_split_const_mov): Likewise.
8909 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8910 (alpha_legitimate_constant_p): New.
8911 * config/alpha/alpha-protos.h: Update.
8912 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8913 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8914 * config/alpha/alpha.md (movsi): Add n alternative.
8915 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8916 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8917 (splitters for all of the above): Use alpha_split_const_mov.
8918 * config/alpha/predicates.md (non_add_const_operand): New.
8919 (non_zero_const_operand): New.
8920 (input_operand): Use alpha_legitimate_constant_p after reload.
8922 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8924 PR tree-optimization/19038
8925 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8926 (add_candidate): Add ivs with increment in latch only if
8927 allow_ip_end_pos_p is true.
8928 (determine_iv_cost): Use empty_block_p.
8930 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8932 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8933 (compute_dominance_frontiers): Ditto.
8935 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8938 * config/sh/t-rtems: New.
8939 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8941 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8943 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8944 the offset of the selected field.
8946 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8948 * tree-cfg.c (remove_forwarder_block): Fix the check to
8949 prevent a nonlocal label from appearing in the middle of a
8952 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8954 PR rtl-optimization/19462
8955 * reorg.c (find_end_label): Create return insn only if
8956 current_function_epilogue_delay_list is empty.
8958 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8960 * doc/passes.texi: Remove paragraph mentioning new-ra.
8962 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8964 PR rtl-optimization/15139
8965 * combine.c: Include params.h.
8966 (count_rtxs): New function.
8967 (record_value_for_reg): If replace_rtx would replace at least
8968 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8969 (clobber (const_int 0)) instead of TEM.
8970 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8971 * params.h (MAX_LAST_VALUE_RTL): New.
8972 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8973 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8976 * c-typeck.c (digest_init): Only call build_vector if all constructor
8977 elements are *_CST nodes.
8978 * gimplify.c (gimplify_init_constructor): Likewise.
8981 * c-typeck.c (digest_init): Only call build_vector if inside_init
8984 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8986 * toplev.c (init_asm_output): Remove dead #ifdef.
8988 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8990 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8992 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8994 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8995 accessing DECL_FUNCTION_CODE.
8996 * dojump.c (do_jump): Likewise.
8997 * gimplify.c (gimplify_call_expr): Likewise.
8998 * predict.c (expr_expected_value): Likewise.
8999 (strip_builtin_expect): Likewise.
9000 * tree-inline.c (estimate_num_insns_1): Likewise.
9001 * tree-ssa-loop-im.c (stmt_cost): Likewise
9002 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9003 (tree_expr_nonnegative_p): Likewise.
9005 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9007 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9008 variant of the load_pcrel_sym pattern.
9009 * config/sparc/sparc.md (P macro): Move to the top.
9010 (load_pcrel_sym): Macroize using P.
9011 (save_register_window): Likewise.
9013 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9015 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9018 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9021 * c-typeck.c (build_asm_expr): Strip nops off
9022 input memory operands.
9024 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9026 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9027 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9028 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9029 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9031 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9034 * config/i386/i386.c (override_options): If the 80387 is disabled,
9035 then do not return FP values using FP registers.
9037 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9039 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9040 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9041 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9042 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9043 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9044 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9045 output.h, postreload-gcse.c, postreload.c, recog.c,
9046 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9047 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9048 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9049 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9050 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9051 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9052 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9053 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9055 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9056 config/alpha/alpha.c, config/arm/vfp.md,
9057 config/i386/emmintrin.h, config/i386/i386-modes.def,
9058 config/i386/i386-protos.h, config/i386/i386.h,
9059 config/i386/pmmintrin.h, config/i386/ppro.md,
9060 config/i386/predicates.md, config/i386/xmmintrin.h,
9061 config/i860/i860.c, config/ia64/ia64-modes.def,
9062 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9063 config/ia64/ia64.md, config/ia64/itanium1.md,
9064 config/ia64/itanium2.md, config/ia64/predicates.md,
9065 config/iq2000/iq2000.h, config/mips/linux64.h,
9066 config/rs6000/aix41.h, config/rs6000/aix43.h,
9067 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9068 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9069 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9070 config/sparc/linux64.h, config/sparc/litecoff.h,
9071 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9072 config/sparc/sparc.h, config/sparc/sparc.md,
9073 config/sparc/sysv4-only.h: Update copyright.
9075 2005-01-18 Richard Henderson <rth@redhat.com>
9078 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9080 2005-01-18 Marc Espie <espie@openbsd.org>
9081 * config/i386/openbsdelf.h: Typo.
9083 2005-01-18 Richard Henderson <rth@redhat.com>
9085 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9086 special case for sse.
9087 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9089 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9091 * tree-inline.c (estimate_num_insns_1): Added cases for
9092 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9094 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9096 PR rtl-optimization/19296
9097 * combine.c (simplify_comparison): Rewrite the condition under
9098 which a non-paradoxical SUBREG of a PLUS can be lifted when
9099 compared against a constant.
9101 2005-01-18 Andi Kleen <ak@muc.de>
9103 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9104 * c.opt (-Wpointer-sign): Add.
9105 * doc/invoke.texi: (-Wpointer-sign): Add.
9107 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9109 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9110 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9111 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9112 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9113 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9114 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9115 for TARGET_MIX_SSE_I387.
9116 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9117 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9118 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9119 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9120 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9121 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9122 TARGET_MIX_SSE_I387.
9123 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9126 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9129 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9130 Add movaps alternative for xmm reg->reg move.
9132 2005-01-17 Jeff Law <law@redhat.com>
9134 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9135 at the end of the main DOM loop rather than just before DOM exits.
9137 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9139 PR tree-optimization/19121
9140 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9141 adding aliases to a name tag, also add them to the pointer's
9143 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9144 sensitive alias info at all. Only check that the two pointers
9145 have compatible pointed-to sets.
9146 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9147 a pointer's type tag is a superset of the alias set of the
9150 2005-01-17 James E Wilson <wilson@specifixinc.com>
9153 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9154 comment to document why.
9156 2005-01-17 Richard Henderson <rth@redhat.com>
9158 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9159 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9160 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9161 sse2_vmsminv2df3_finite): New.
9162 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9163 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9164 Force op1 into register.
9166 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9168 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9169 bubblestrap from always rebuilding build directory.
9171 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9173 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9174 ("*cmpmem_short"): Likewise.
9176 2005-01-17 Steven Bosscher <stevenb@suse.de>
9178 * basic-block.h: Document BB_* flags.
9179 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9180 use an sbitmap instead.
9181 * sched-rgn.c (compute_trg_info): Likewise.
9183 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9185 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9186 redundant target_cpu_default and extra_parts lines. Use the default
9188 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9189 (SUBTARGET_EXTRA_SPECS): Delete.
9190 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9191 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9192 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9193 and "n32" for -mabi=n32.
9195 2005-01-17 Ian Lance Taylor <ian@airs.com>
9198 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9199 fold constant variables into initial values.
9201 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9203 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9205 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9206 through the statements backward.
9208 2005-01-17 Ian Lance Taylor <ian@airs.com>
9210 PR middle-end/13127:
9211 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9212 a variable set to the return value of the inlined function.
9214 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9216 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9217 when modes are tieable.
9219 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9221 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9222 of pthread_create to find out if threads are enabled.
9223 * gthr-posix95.h (__gthread_active_p): Likewise.
9225 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9227 * common.opt (-fnew-ra): Remove.
9229 * toplev.h (flag_new_regalloc): Remove.
9230 * Makefile.in (ra*.*): Don't mention.
9231 * passes.c (rest_of_handle_new_regalloc): Remove.
9232 (rest_of_handle_combine, rest_of_compilation): Always consider
9233 flag_new_regalloc as false.
9234 * doc/invoke.texi: Don't document -fnew-ra.
9236 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9238 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9239 last parameter to reg_scan.
9240 * loop.c (loop_optimize): Likewise.
9241 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9242 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9243 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9244 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9245 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9246 * regclass.c (reg_scan): Likewise, for the declaration.
9247 * rtl.h (reg_scan): Likewise, for the prototype.
9249 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9251 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9252 mark_dfs_back_edges.
9254 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9256 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9257 (compute_avail): Uses don't go in tmp_gen.
9259 2005-01-16 Steven Bosscher <stevenb@suse.de>
9261 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9262 loop to look for a free slot in a page entry.
9264 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9267 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9268 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9269 just before targetm.asm_out.file_end.
9270 * tree.h (process_pending_assemble_output_defs): Declare.
9271 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9273 (assemble_alias): Defer generation of assembly code for defines when
9274 TARGET_DEFERRED_OUTPUT_DEFS is true.
9275 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9276 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9277 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9279 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9282 * pa.c (pa_scalar_mode_supported_p): New function.
9283 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9284 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9286 * pa-protos.h (prefetch_operand): Delete.
9287 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9288 * pa.c (prefetch_operand): Delete.
9289 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9290 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9291 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9292 and prefetch_nocc_operand.
9293 * pa.md (prefetch): Rework to avoid reload problems handling short
9294 displacements when a cache control completer needs to be provided.
9295 (prefetch_32, prefetch_64): Delete.
9296 (prefetch_cc, prefetch_nocc): New patterns.
9298 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9300 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9302 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9305 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9306 exceeds maximum alignment for global common data.
9307 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9308 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9310 2004-01-15 Roger Sayle <roger@eyesopen.com>
9312 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9314 2004-01-15 Roger Sayle <roger@eyesopen.com>
9316 * harg-reg-set.h (reg_class_names): Prototype global array.
9317 * regclass.c (reg_class_names): Declare here and initialize to
9319 (dump_regclass): Remove local declaration of reg_class_names.
9320 (regclass): Likewise.
9321 * cfg.c (dump_flow_info): Likewise.
9322 * ra-debug.c (reg_class_names): Likewise.
9323 * regrename.c (reg_class_names): Likewise.
9324 * reload.c (reg_class_names): Likewise.
9325 * reload1.c (spill_failure): Likewise.
9326 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9328 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9330 * config/s390/s390.md ("reload_outti"): Remove predicate for
9331 output operand. Abort if operand is not a MEM.
9332 ("reload_outdi", "reload_outdf"): Likewise.
9334 2005-01-15 Marc Espie <espie@openbsd.org>
9336 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9337 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9338 * config/openbsd.h: Fix C++ includes for native configurations.
9339 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9340 Add trampoline support.
9341 * config/i386/openbsdelf.h: New.
9343 2005-01-15 Marc Espie <espie@openbsd.org>
9345 * collect2.c (main): Explicitly parse -dynamic-linker option.
9347 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9349 PR tree-optimization/19060
9350 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9351 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9352 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9353 and handle extract_range_from_cond returning false.
9354 * fold-const.c (fold): Optimize comparisons with min/max even for
9355 width > HOST_BITS_PER_WIDE_INT.
9357 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9359 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9360 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9361 Remove little endian multilib variants.
9362 Add mips32 multilib variant.
9364 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9366 * explow.c (copy_all_reg, stabilize): Remove.
9367 * expr.h: Remove the corresponding prototypes.
9369 * rtlanal.c (regs_set_between_p): Remove.
9370 * rtl.h: Remove the corresponding prototype.
9372 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9374 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9375 to rs6000_nonimmediate_operand.
9376 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9377 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9378 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9379 rs6000_nonimmediate_operand.
9380 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9381 rs6000_nonimmediate_operand.
9383 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9385 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9387 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9389 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9391 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9392 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9394 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9395 (rs6k_nonimmediate_operand): New.
9396 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9398 (legitimate_lo_sum_address_p): Same.
9399 (rs6000_legitimize_address): Same.
9400 (rs6000_legitimize_reload_address): Same.
9401 (rs6000_legitimate_address): Same.
9402 (spe_build_register_parallel): Pass DF and DC modes in a DI
9405 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9406 to rs6k_nonimmediate_operand.
9408 * config/rs6000/spe.md ("*frob_df_di"): New.
9409 ("*frob_di_df"): New.
9410 ("*frob_di_df_2"): New.
9411 ("*mov_sidf_e500_subreg0"): New.
9412 ("*mov_sidf_e500_subreg4"): New.
9413 ("*movdf_e500_double"): Change predicate to
9414 rs6k_nonimmediate_operand.
9416 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9418 * postreload.c (move2add_note_store): Only call
9419 trunc_int_for_mode on scalar integers.
9421 2005-01-14 Steven Bosscher <stevenb@suse.de>
9423 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9424 replace BB_VISITED uses.
9425 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9426 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9427 (tree_dce_done): Free visited_control_parents.
9428 (perform_tree_ssa_dce): Allocate and clear it.
9429 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9430 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9431 instead of BB_VISITED.
9433 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9435 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9436 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9437 Remove unused prototypes.
9439 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9441 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9442 64-bit register usage.
9443 (spe_func_has_64bit_regs_p): Add FIXME note.
9445 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9447 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9448 flag_finite_math_only with flag_unsafe_math_optimizations.
9450 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9452 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9454 (__tpf_eh_return): Copy TPF private stack area from the module
9455 boundary stack frame. Add check for when module addresses are
9456 equal, but no stub address is found.
9458 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9461 * arm.h (struct machine_function): Add call_via field.
9462 (thumb_call_via_label): Declare.
9463 * arm.c (thumb_call_via_label): New variable.
9464 (thumb_call_reg_needed): New variable.
9465 (arm_output_function_epilogue): For Thumb code, output any per-function
9466 call-indirect trampolines.
9467 (thumb_call_via_reg): New function.
9468 (arm_file_end): New function.
9469 (TARGET_ASM_FILE_END): Call arm_file_end.
9470 (aof_file_end): Likewise.
9471 * arm-protos.h (thumb_call_via_reg): Declare.
9472 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9473 thumb_call_via_reg in normal case.
9475 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9478 PR rtl-optimization/19348
9479 * recog.c (peephole2_optimize): Do global life update if some peephole
9480 decides it doesn't need at least one of its inputs and that change
9481 influences liveness at the start of the basic block.
9483 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9484 arguments instead of 1.
9486 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9489 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9490 zero for nested functions needing a static chain or functions
9491 with a non-constant address.
9493 2005-01-13 Roger Sayle <roger@eyesopen.com>
9495 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9496 (and (sign_extend X) C) into (zero_extend (and X C)).
9498 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9500 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9502 2005-01-13 Richard Henderson <rth@redhat.com>
9507 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9508 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9509 not just TARGET_SSE.
9510 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9511 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9512 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9513 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9514 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9515 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9516 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9517 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9518 (movdicc_c_rex64): Rename with '*'.
9519 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9520 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9521 (movsfcc_1_387): Rename from movsfcc_1.
9522 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9523 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9524 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9525 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9526 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9527 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9528 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9529 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9530 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9531 sse_movdfcc_const0_4): Remove.
9532 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9533 recognize min/max early. Update for changed sse cmove patterns.
9534 (ix86_split_sse_movcc): New.
9535 * config/i386/i386-protos.h: Update.
9537 2005-01-13 Steven Bosscher <stevenb@suse.de>
9539 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9540 (fix_stmt_v_may_defs): Likewise.
9542 2005-01-13 Richard Henderson <rth@redhat.com>
9544 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9545 for converting the mask.
9547 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9549 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9552 2005-01-13 Richard Henderson <rth@redhat.com>
9554 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9555 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9556 IX86_BUILTIN_MOVDQ2Q): Remove.
9557 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9558 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9559 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9561 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9562 (sse2_pextrw): Fix immediate constraint.
9563 (sse2_loadq, sse2_loadq_rex64): Remove.
9564 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9565 Use __builtin_ia32_vec_ext_<size>.
9566 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9568 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9570 * function.c (assign_parm_setup_block): Look inside original
9571 entry_parm when inspecting PARALLEL.
9573 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9574 Joel Sherrill <joel@oarcorp.com>
9577 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9578 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9579 rtems_gxx_recursive_mutex_init.
9580 (__gthread_recursive_mutex_lock): New function.
9581 (__gthread_recursive_mutex_trylock): Likewise.
9582 (__gthread_recursive_mutex_unlock): Likewise.
9584 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9586 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9588 2005-01-13 Jan Beulich <jbeulich@novell.com>
9590 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9591 (ashrti3_internal): Indicate output is early clobber. Generate result
9592 into output rather than first input. Use move for low word of output
9593 if shift count is exactly 64.
9594 (lshrti3_internal): Likewise.
9596 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9600 * reload1.c (delete_output_reload): Don't delete an output reload
9601 if the pseudo lives longer than a single basic block. Adjust and
9602 improve wording of comment.
9604 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9607 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9608 of TYPE_SIZE where we mean the number of bytes.
9610 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9612 * function.c (assign_parm_setup_block): Relax condition on
9613 multi-register optimization.
9615 2005-01-12 Nick Clifton <nickc@redhat.com>
9617 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9618 an "in_delay_slot" attribute of "no" to prevent them being used in
9619 delay slots. This is forbidden because they might generate
9622 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9625 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9628 2005-01-12 Nick Clifton <nickc@redhat.com>
9630 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9631 passed on to GAS) but do not define, as GAS no longer supports or
9632 needs the -m2000 option.
9634 2005-01-11 Roger Sayle <roger@eyesopen.com>
9636 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9637 type as args of unprototyped builtins aren't automatically promoted.
9638 (fold_builtin_abs): Likewise.
9640 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9642 * Makefile.in: Set a `build-warn' variable.
9644 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9646 PR tree-optimization/17949
9647 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9648 (find_interesting_uses_address): Use it.
9650 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9652 * regrename.c (kill_value): Handle subreg's that won't simplify.
9654 2005-01-11 Richard Henderson <rth@redhat.com>
9657 * config/i386/i386.h (enum ix86_builtins): Move ...
9658 * config/i386/i386.c: ... here.
9659 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9660 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9661 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9662 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9663 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9664 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9665 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9666 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9667 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9668 IX86_BUILTIN_LOADDDUP): Remove.
9669 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9670 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9671 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9672 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9673 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9674 (ix86_init_builtins): Make static.
9675 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9676 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9677 if all the modes match. Otherwise, fake it.
9678 (get_element_number, ix86_expand_vec_init_builtin,
9679 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9680 (ix86_expand_builtin): Make static. Update for changed builtins.
9681 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9682 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9683 (ix86_expand_vector_init_duplicate): New.
9684 (ix86_expand_vector_init_low_nonzero): New.
9685 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9686 Split out from ix86_expand_vector_init; handle integer modes.
9687 (ix86_expand_vector_init): Use them.
9688 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9689 * config/i386/i386-protos.h: Update.
9690 * config/i386/predicates.md (reg_or_0_operand): New.
9691 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9692 (movv2sf_internal): Likewise. And a splitter to match them all.
9693 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9694 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9695 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9696 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9697 (mmx_pinsrw): Fix operand ordering.
9698 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9699 rather than sse_loadss expander.
9700 (movv2df splitter): Similarly.
9701 (sse_loadss, sse_loadlss): Remove.
9702 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9703 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9704 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9705 (sse3_movddup): Rename with '*'.
9706 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9707 (sse2_loadsd): Remove.
9708 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9709 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9710 (sse2_pinsrw): Fix argument ordering.
9711 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9712 (sse2_stored): Remove 'r' destination.
9713 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9714 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9715 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9716 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9717 vec_extractv16qi, vec_initv16qi): New.
9719 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9720 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9721 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9723 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9724 (_mm_load_si128, _mm_store_si128): Likewise.
9725 (_mm_load1_pd): Use _mm_set1_pd.
9726 (_mm_load_sd): Use _mm_set_sd.
9727 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9728 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9729 (_mm_set_epi64): Use _mm_set_epi64x.
9730 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9731 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9732 _mm_setr_epi8): Use _mm_set_foo form.
9733 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9734 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9735 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9736 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9737 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9738 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9739 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9740 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9741 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9742 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9743 (_mm_movedup_pd): Use _mm_shuffle_pd.
9744 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9745 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9746 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9747 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9749 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9750 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9751 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9752 (_mm_store_ps): Use raw dereference.
9753 (_mm_store1_ps): Use _mm_storeu_ps.
9754 (_mm_storer_ps): Use _mm_store_ps.
9755 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9756 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9758 2005-01-11 Stan Shebs <shebs@apple.com>
9760 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9761 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9763 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9766 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9767 Skip all DECLs except for FIELD_DECLs.
9769 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9771 * config/s390/s390.c (override_options): Return error if
9772 -mbackchain, -mpacked-stack and -mhard-float are used together.
9773 (s390_va_start): Remove the backchain && packed-stack special case.
9774 (s390_gimplify_va_arg): Likewise.
9775 * doc/invoke.texi: Remove the ABI incompatibility note.
9777 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9779 * config/s390/s390.c (struct s390_frame_layout): Remove
9781 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9782 save_backchain_p with TARGET_BACKCHAIN.
9784 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9787 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9788 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9789 * function.c (locate_and_pad_parm): Set new field.
9790 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9791 Tweak where_pad test to include "none". Always set mem align for
9793 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9794 not sufficient for type.
9795 (assign_parm_setup_block): If stack_parm is zero on entry, always
9796 make a new stack local. Block move old stack parm if necessary
9797 to new aligned stack local.
9798 (assign_parm_setup_stack): Use a block move to handle
9799 potentially misaligned entry_parm.
9800 (assign_parms_unsplit_complex): Specify required alignment when
9801 creating stack local.
9802 * calls.c (compute_argument_addresses): Override alignment of stack
9803 arg calculated from its type with the alignment given by
9804 FUNCTION_ARG_BOUNDARY.
9805 (store_one_arg): Likewise.
9807 2005-01-11 Jan Beulich <jbeulich@novell.com>
9809 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9810 Change respective itanium_class attribute to ialu.
9811 (shladdp4_internal): New.
9812 * config/ia64/predicates.md (shladd_log2_operand): New.
9814 2005-01-11 Richard Henderson <rth@redhat.com>
9816 * expr.c (store_constructor): Use rtvec_alloc instead of
9817 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9819 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9821 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9823 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9825 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9826 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9827 (TARGET_RWRELOC): Define.
9828 (ia64_rwreloc_section_type_flags): Delete.
9829 (ia64_section_type_flags): New function.
9830 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9831 (TARGET_RWRELOC): Define.
9833 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9836 * config/ia64/ia64.c (process_set): For alloc insn, only call
9837 process_epilogue is !frame_pointer_needed.
9839 2005-01-10 Roger Sayle <roger@eyesopen.com>
9842 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9843 unary operator and can't be treated as a binary/comparison operator.
9845 2005-01-10 Richard Henderson <rth@redhat.com>
9847 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9848 (ix86_return_in_memory): Likewise.
9849 (function_arg_advance): Likewise. Mirror structure in function_arg
9850 for choosing register to advance.
9852 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9854 * tree-vectorizer.c, tree.def: Fix comment typos.
9856 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9858 * config/s390/s390.c (struct processor_costs): 4 new fields:
9859 ddbr, ddr, debr, der.
9860 (s390_rtx_costs): More precise handling of divide instructions.
9862 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9864 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9866 2005-01-10 Jan Beulich <jbeulich@novell.com>
9868 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9869 names resulting from -ffunction-sections/-fdata-sections and linkonce
9871 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9872 based on the section name. Rearrange the section name comparison logic
9873 slightly so that each section name is compared against at most once.
9875 2005-01-10 Ben Elliston <bje@au.ibm.com>
9877 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9878 targets for which -fPIC reduces limitations on the GOT size.
9880 2005-01-09 Falk Hueffner <falk@debian.org>
9882 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9885 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9888 * collect2.c (main): Set aixrtl_flag for -brtl option.
9889 (resolve_lib_name): Search for .so file extension before .a
9892 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9894 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9895 (vect_analyze_data_refs_alignment): Add dump prints.
9897 2005-01-09 Ira Rosen <irar@il.ibm.com>
9899 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9900 expr_invariant_in_loop_p.
9901 Initialize outputs first thing in the function.
9902 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9903 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9904 (vect_analyze_pointer_ref_access): Check that the initial condition of
9905 the access function is loop invariant.
9907 2005-01-09 Richard Henderson <rth@redhat.com>
9909 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9910 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9911 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9912 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9913 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9914 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9915 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9916 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9917 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9918 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9919 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9920 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9921 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9922 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9923 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9924 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9925 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9926 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9927 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9928 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9929 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9930 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9931 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9933 (mmx_clrdi, pavgusb): Remove.
9934 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9935 with leading sse_ prefix.
9936 * config/i386/sse.md: Receive them.
9937 * config/i386/mmx.md: New file.
9938 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9939 (subrv2sf3): Turn into expander for normal subtraction.
9940 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9941 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9942 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9943 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9944 commutative; use ix86_binary_operator_ok.
9945 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9946 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9947 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9948 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9949 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9950 Macroize from existing patterns; use ix86_binary_operator_ok.
9951 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9952 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9953 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9954 with vec_select+vec_concat.
9955 (mmx_pshufw, mmx_pshufw_1): Likewise.
9956 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9957 (mmx_uavgv4hi3): Model correctly.
9958 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9959 _mm_xor_si64): Remove casts.
9961 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9963 PR tree-optimization/19224
9964 * tree-scalar-evolution.c (get_instantiated_value,
9965 set_instantiated_value): New functions.
9966 (instantiate_parameters_1): Cache the results.
9967 (instantiate_parameters, resolve_mixers): Initialize and free
9970 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9972 * config/i386/i386.md (addhi_4): Correct reference in comment.
9975 2005-01-08 Richard Henderson <rth@redhat.com>
9977 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9978 (_mm_cvtsi128_si64x): Likewise.
9979 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9980 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9981 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9982 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9983 * config/i386/i386-protos.h: Update.
9984 * config/i386/i386.c (print_operand): Add 'H'.
9985 (ix86_fixup_binary_operands): Split out from ...
9986 (ix86_expand_binary_operator): ... here.
9987 (ix86_fixup_binary_operands_no_copy): New.
9988 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9989 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9990 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9991 (safe_vector_operand): Use CONST0_RTX.
9992 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9993 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9994 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9995 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9997 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9998 (IX86_BUILTIN_CMPNGESS): New.
9999 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10000 (attr type): Add sselog1.
10001 (attr unit, attr memory): Handle it.
10002 (movti, movti_internal, movti_rex64): Move near other integer moves.
10003 (movtf, movtf_internal): Move near other fp moves.
10004 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10005 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10006 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10007 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10008 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10009 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10010 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10011 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10012 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10013 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10014 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10015 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10016 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10017 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10018 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10019 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10020 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10021 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10022 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10023 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10024 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10025 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10026 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10027 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10028 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10029 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10030 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10031 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10032 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10033 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10034 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10035 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10036 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10037 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10038 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10039 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10040 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10041 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10042 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10043 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10044 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10045 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10046 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10047 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10049 (SSEPUSH, push<SSEPUSH>): Remove.
10050 (MMXPUSH, push<MMXPUSH>): Remove.
10051 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10052 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10053 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10054 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10055 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10056 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10057 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10058 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10059 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10060 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10061 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10062 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10063 (ppro_sse_log_V4SF): Handle sselog1.
10064 * config/i386/predicates.md (const_0_to_1_operand): New.
10065 (const_0_to_255_mul_8_operand): New.
10066 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10067 (const_2_to_3_operand, const_4_to_7_operand): New.
10068 * config/i386/sse.md: New file.
10069 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10070 (sse_movups): Rename from sse_movups_1.
10071 (sse_loadlss): Rename from sse_loadss_1.
10072 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10074 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10075 (absv4sf2, negv2df, absv2df): New.
10076 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10077 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10078 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10079 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10080 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10081 (sse3_addsubv4sf3): Model correctly.
10082 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10083 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10084 (sse_movhlps): Model with vec_select+vec_concat.
10085 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10086 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10087 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10088 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10089 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10090 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10091 sse2_pshufhw_1): Likewise.
10092 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10093 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10094 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10095 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10096 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10097 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10098 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10099 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10100 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10101 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10102 sminv8hi3): Mark commutative
10103 operands. Use ix86_binary_operator_ok.
10104 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10105 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10106 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10107 sse2_punpcklqdq): Allow operand2 in memory.
10108 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10109 sse2_movsd): Add memory alternatives.
10110 (sse_storelps): Turn expander into an insn; split after reload.
10111 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10112 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10114 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10116 * configure.ac (DWARF-2 debug_line): Use objdump.
10117 * configure: Regenerate.
10119 2005-01-08 Jeff Law <law@redhat.com>
10120 Diego Novillo <dnovillo@redhat.com>
10122 PR tree-optimization/18241
10123 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10124 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10125 statements with volatile operands.
10126 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10127 operands after marking a statement with has_volatile_ops.
10129 2005-01-08 Roger Sayle <roger@eyesopen.com>
10131 * tree.c (int_fits_type_p): Always honor integer constant
10132 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10134 2005-01-08 Roger Sayle <roger@eyesopen.com>
10136 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10137 the latent bug in rtl_delete_block has been resolved.
10139 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10141 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10142 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10144 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10146 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10147 library as @multilib_dir@/$(SHLIB_SONAME).
10149 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10151 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10152 * configure: Regenerate.
10154 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10156 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10159 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10162 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10163 Convert non-word aligned offset address using ld/std into
10166 2005-01-07 Richard Henderson <rth@redhat.com>
10168 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10170 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10172 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10174 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10176 PR tree-optimization/19283
10177 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10178 is not shorter than the original type.
10180 PR rtl-optimization/19012
10181 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10183 PR rtl-optimization/18861
10184 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10185 (FULL_STATE): Define.
10186 (mark_tablejump_edge): New function.
10187 (purge_dead_tablejump_edges): New function.
10188 (find_bb_boundaries): Use it.
10190 PR tree-optimization/18828
10191 * builtins.c (expand_builtin_next_arg): Remove argument and all
10192 the argument checking.
10193 (expand_builtin): Adjust caller.
10194 (expand_builtin_va_start): Likewise. Remove error for too many
10196 (fold_builtin_next_arg): Issue error for too many arguments.
10197 After checking arguments, replace them with magic arguments that
10198 prevent further checking of the args.
10200 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10202 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10204 2005-01-06 Roger Sayle <roger@eyesopen.com>
10207 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10208 and %{.S:...} (and their negative variants) to test whether the
10209 input file is assembler or pre-processed-assembler independent of
10210 the actual filename extension.
10212 2005-01-06 Roger Sayle <roger@eyesopen.com>
10214 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10215 of sign or zero extended values.
10217 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10219 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10220 for IBM long double format correctly.
10222 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10224 Fix PR tree-optimization/18792
10226 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10227 to first_loop_depth, and use loop depth instead of loop number.
10228 (build_classic_dir_vector): Ditto.
10229 (compute_data_dependences_for_loop): Use depth, not loop number.
10230 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10231 number. Pass in loops, instead of loop numbers.
10232 (gather_interchange_stats): Ditto.
10233 (linear_transform_loops): Ditto.
10235 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10238 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10239 biv_fits_mode_p, extension_within_bounds_p): New functions.
10240 (check_ext_dependent_givs): Use them.
10242 2005-01-06 Roger Sayle <roger@eyesopen.com>
10244 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10245 more than one barrier, in which case we should delete them all.
10247 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10249 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10251 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10253 Fix PR middle-end/19286
10255 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10256 output this subprogram, simply ignore this attempt to do it again.
10257 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10258 origin attribute if it's not possible.
10259 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10260 (decls_for_scope): Ditto.
10261 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10262 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10264 2005-01-05 Richard Henderson <rth@redhat.com>
10267 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10268 (bdesc_2arg): Use it.
10269 (ix86_expand_binop_builtin): Force operands into registers
10271 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10272 ix86_expand_sse_compare, ix86_expand_sse_comi,
10273 ix86_expand_builtin): Likewise.
10275 2005-01-05 Richard Henderson <rth@redhat.com>
10277 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10279 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10280 (mulv4hi3): Set itanium_class mmmul.
10281 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10282 (fpack): Rename from fpack_sfsf.
10284 2005-01-05 Richard Henderson <rth@redhat.com>
10287 * reload1.c (do_input_reload): Restrict the optimization deleteing
10288 a previous output reload to RELOAD_FOR_INPUT.
10290 2005-01-05 Steven Bosscher <stevenb@suse.de>
10292 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10293 comment that we fall through after case.
10294 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10295 (distribute_links): Likewise.
10296 * cse.c (cse_insn): Likewise.
10297 * cselib.c (cselib_invalidate_mem): Likewise.
10298 * df.c: Update comments at the top of the file.
10299 (read_modify_subreg_p): Update comments here too.
10300 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10301 * flow.c (mark_set_1): Likewise.
10302 (mark_used_regs): Likewise.
10303 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10304 (canon_list_insert): Likewise.
10305 (mark_set): Likewise.
10306 (try_replace_reg): Likewise.
10307 (store_killed_in_insn): Likewise.
10308 * loop.c (count_one_set): Likewise.
10309 (basic_induction_var): Likewise.
10310 * postreload-gcse.c (find_mem_conflicts): Likewise.
10311 * postreload.c (reload_combine_note_store): Likewise.
10312 (move2add_note_store): Likewise.
10313 * reload.c (find_equiv_reg): Likewise.
10314 (mark_referenced_resources): Likewise.
10315 * rtlanal.c (set_noop_p): Likewise.
10316 (note_stores): Likewise.
10317 (note_uses): Likewise.
10318 * sched-deps.c (sched_analyze_1): Likewise.
10319 * sched-rgn.c (check_live_1): Likewise.
10320 (update_live_1): Likewise.
10321 * config/i860/i860.c: Likewise.
10323 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10325 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10327 * doc/rtl.texi: Update documentation for bit-fields and SET.
10329 2005-01-05 Roger Sayle <roger@eyesopen.com>
10331 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10333 2005-01-05 Jan Hubicka <jh@suse.cz>
10334 Richard Henderson <rth@redhat.com>
10337 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10340 2005-01-05 Richard Henderson <rth@redhat.com>
10343 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10344 (sse_shufps): Change operand 3 to const_int_operand.
10345 (sse2_storelps): Fix typo in template.
10346 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10347 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10348 (ix86_expand_builtin): Likewise.
10350 2005-01-05 Julian Brown <julian@codesourcery.com>
10352 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10353 as aggregates for AAPCS ABIs.
10355 2005-01-05 Stan Shebs <shebs@apple.com>
10357 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10358 Mach-O getters if ppc64.
10359 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10361 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10362 signed four-byte field for global code case.
10363 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10365 2005-01-05 Roger Sayle <roger@eyesopen.com>
10367 PR middle-end/19100
10368 * c-common.c: Include real.h.
10369 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10370 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10371 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10372 * Makefile.in (c-common.o): Update dependencies.
10374 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10376 * c-parse.in (asm_string): Add trailing semicolon.
10378 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10380 * c-parse.in (asm_string): New. Don't allow wide strings in
10382 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10383 asm_string instead of STRING.
10385 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10387 * c-typeck.c (constructor_no_implicit): Remove.
10388 (set_designator, process_init_element): Don't check
10389 constructor_no_implicit.
10391 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10392 Kaz Kojima <kkojima@gcc.gnu.org>
10395 * lcm.c (create_pre_exit): New.
10396 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10397 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10399 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10401 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10402 -msoft-float in target_float_switch.
10403 * arm.c (arm_override_options): Fix processing of target_float_switch.
10405 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10407 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10410 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10412 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10413 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10415 2005-01-04 Roger Sayle <roger@eyesopen.com>
10417 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10418 if deleting the then-block allows the test-block to fallthru to the
10421 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10424 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10425 after the full declaration if the are in two different TUs.
10427 2005-01-04 Richard Henderson <rth@redhat.com>
10430 * tree-sra.c (generate_one_element_init): Just
10431 call gimplify_and_add.
10432 (generate_element_init): Record the
10433 new referenced variables and mark them for renaming
10434 and split out to ...
10435 (generate_element_init_1): This.
10436 (scalarize_init): Don't call push_gimplify_context/
10437 pop_gimplify_context.
10439 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10441 * toplev.c (get_src_pwd): Handle failure of getpwd().
10443 2005-01-04 Roger Sayle <roger@eyesopen.com>
10445 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10447 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10448 all the cases handled by it are inverted by invert_truthvalue.
10450 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10452 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10453 (save_register_windowsi): Likewise.
10455 2005-01-04 Richard Henderson <rth@redhat.com>
10457 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10459 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10461 PR middle-end/17767
10462 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10463 any simplifications of vector mode comparison operators.
10464 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10466 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10467 Devang Patel <dpatel@apple.com>
10469 PR tree-optimization/18308
10470 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10471 the operands before creating a new expression.
10472 * dojump.c (do_jump): Make drop_through_label available
10473 for all cases. Add expansion of COND_EXPR.
10475 2005-01-04 Ira Rosen <irar@il.ibm.com>
10477 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10478 INTEGER_CST instead of TREE_CONSTANT.
10479 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10480 instead of TREE_CONSTANT.
10481 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10482 instead of TREE_CONSTANT.
10484 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10486 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10488 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10491 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10492 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10494 2005-01-03 Richard Henderson <rth@redhat.com>
10496 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10497 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10498 fold_convert_const_real_from_real): Split out from ...
10499 (fold_convert_const): ... here.
10501 2005-01-03 Richard Henderson <rth@redhat.com>
10504 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10505 (mov<MMXMODEI>_internal): Likewise.
10506 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10507 Add V2SF case; use it for SSE1; don't use TI.
10508 (movdf_integer): Likewise.
10509 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10511 2005-01-03 Ira Rosen <irar@il.ibm.com>
10513 * tree-vectorizer.c (vect_strip_conversions): New function.
10514 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10515 check for binary class.
10517 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10521 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10523 * gimple-low.c (mark_blocks_with_used_vars): New function.
10524 (mark_blocks_with_used_subblocks): Ditto.
10525 (mark_used_blocks): Ditto.
10526 (pass_mark_used_blocks): New pass.
10527 * tree-inline.c: Include debug.h.
10528 (expand_call_inline): Call outlining_inline_function here.
10529 * tree-optimize.c (init_tree_optimization_passes): Add
10530 pass_mark_used_blocks.
10531 * tree-pass.h (pass_mark_used_blocks): New.
10532 * Makefile.in (tree-inline.o): Add debug.h dependency.
10534 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10536 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10537 VAR_DECLs to have weak_import attribute.
10539 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10542 2004-01-03 Steven Bosscher <stevenb@suse.de>
10544 * passes.c (rest_of_compilation): Don't run regmove if only
10545 flag_expensive_optimizations, require flag_regmove instead.
10547 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10549 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10551 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10552 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10553 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10554 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10556 2005-01-03 Richard Henderson <rth@redhat.com>
10558 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10559 (ia64_const_ok_for_letter_p): New.
10560 (ia64_const_double_ok_for_letter_p): New.
10561 (ia64_extra_constraint): New.
10562 (ia64_expand_vecint_compare): New.
10563 (ia64_expand_vcondu_v2si): New.
10564 (ia64_expand_vecint_cmov): New.
10565 (ia64_expand_vecint_minmax): New.
10566 (ia64_print_operand): Add 'v'.
10567 (ia64_preferred_reload_class): New.
10568 (ia64_vector_mode_supported_p): New.
10569 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10570 (PREFERRED_RELOAD_CLASS): Move to function.
10571 (CONST_OK_FOR_LETTER_P): Move to function.
10572 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10573 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10574 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10575 (EXTRA_CONSTRAINT): Move to function.
10576 * config/ia64/ia64.md: Include vect.md.
10577 (itanium_class): Add mmalua.
10579 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10581 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10582 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10584 (const_int_2bit_operand): New.
10585 (fr_reg_or_0_operand): New.
10586 * config/ia64/ia64-modes.def: Add vector modes.
10587 * config/ia64/ia64-protos.h: Update.
10588 * config/ia64/vect.md: New file.
10590 2005-01-03 Richard Henderson <rth@redhat.com>
10592 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10594 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10597 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10599 (log1pdf2): Change mode of operands[0,1] to DFmode.
10601 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10603 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10604 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10605 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10606 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10607 SPARC_RELAXED_ORDERING.
10609 2005-01-03 Richard Henderson <rth@redhat.com>
10610 Uros Bizjak <uros@kss-loka.si>
10613 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10614 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10615 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10617 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10618 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10619 const_pow2_1_to_128_operand): New predicates.
10621 2005-01-02 Greg McGary <greg@mcgary.org>
10623 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10625 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10626 object. [ptr_type]: Remove unused variable.
10627 Remember nearest addressable array-element or record-component
10628 when checking bitfield components. Tolerate empty BIND_EXPR.
10630 2005-01-01 Richard Henderson <rth@redhat.com>
10632 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10633 that don't narrow the value. Fail for other conversions.
10635 2005-01-01 Richard Henderson <rth@redhat.com>
10638 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10639 * c-lang.c (finish_file): Don't do it here.
10640 * objc/objc-act.c (objc_finish_file): Likewise.
10642 * cgraph.c (decl_assembler_name_equal): New.
10643 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10644 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10645 * cgraph.h (struct cgraph_varpool_node): Add next.
10646 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10647 * varasm.c (assemble_alias): Mark the target as needed.
10649 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10651 PR middle-end/19221
10652 * function.c (get_arg_pointer_save_area): Use entry_of_function
10653 instead of get_insns.
10655 2005-01-01 Roger Sayle <roger@eyesopen.com>
10656 Andrew Pinski <pinskia@physics.uc.edu>
10657 James E. Wilson <wilson@specifixinc.com>
10659 PR rtl-optimization/12092
10660 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10663 2005-01-01 Roger Sayle <roger@eyesopen.com>
10664 Olivier Hainque <hainque@act-europe.fr>
10666 * tree.c (int_fits_type_p): A narrower type always fits in a
10667 wider one, except for negative values into unsigned types.
10669 2005-01-01 Roger Sayle <roger@eyesopen.com>
10671 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10672 with the original constant rather than require TREE_OVERFLOW.
10674 2005-01-01 Steven Bosscher <stevenb@suse.de>
10676 PR middle-end/17544
10677 * c-decl.c (finish_function): If compiling C99, annotate the
10678 compiler generated return with the current file name and line 0.
10679 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10680 the source line is greater than 0.
10681 (remove_bb): Likewise.