1 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
4 * simplify-rtx.c (simplify_unary_operation_1): Check
5 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
7 2005-04-06 James E Wilson <wilson@specifixinc.com>
10 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
13 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
15 * coverage.h (GCOV_TYPE_NODE): Delete.
16 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
17 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
18 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
19 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
20 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
22 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
25 * Makefile.in (gcc.pot): Remove options.c dependency.
26 * optc-gen.awk: Don't quote help strings with N_().
28 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
30 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
31 the function returns a pointer type.
33 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
35 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
36 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
37 * doc/invoke.texi: Documnet salias-max-implicit-fields.
38 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
39 explicit_uses members.
40 (get_or_create_used_part_for): Initialize new fields.
41 (fieldoff_compare): New function.
42 (create_overlap_variables_for): Count number of fields, use
43 heuristic to determine whether to create subvars for vars with
45 Sort the field list by offset and avoid creating duplicate SFT's.
47 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
49 * c.opt (-F): Remove trailing whitespace from help string.
50 (-finput-charset): Use a tab to separate the switch name and help
52 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
53 (-ftree-vectorizer-verbose): Likewise.
55 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
57 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
58 a PHI argument where a use occurs instead of all PHI arguments.
60 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
62 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
65 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
67 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
68 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
69 config/bfin/bfin.h: Fix comment typos.
71 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
73 * doc/install.texi: Update the URL for Jacks.
74 * doc/sourcebuild.texi: Likewise.
76 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
79 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
80 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
82 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
84 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
86 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
88 * config/v850/v850-protos.h (override_options): Delete.
89 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
90 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
91 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
92 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
93 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
94 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
95 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
96 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
97 (OVERRIDE_OPTIONS): Delete.
98 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
99 (small_memory_info): Remove the value field.
100 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
102 * config/v850/v850.c (small_memory): Remove the value field.
103 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
104 (override_options): Delete.
105 (v850_handle_memory_option, v850_handle_option): New functions.
106 * config/v850/v850.opt: New file.
108 2005-04-06 Geoffrey Keating <geoffk@apple.com>
110 * config.host: Add a section for generic hosts, and a subsection
111 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
112 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
113 * config/host-darwin.h: New.
114 * config/x-darwin: New.
115 * config/i386/host-i386-darwin.c: New.
116 * config/i386/x-darwin: New.
117 * config/rs6000/host-darwin.c: Include host-darwin.h.
118 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
119 (darwin_rs6000_gt_pch_use_address): Likewise.
120 * config/rs6000/x-darwin: Change name of .o built, update
121 dependencies for changes to rs6000/host-darwin.c.
123 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
126 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
128 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
130 * tree-vect-analyze.c (vect_analyze_loop_form): Call
131 split_loop_exit_edge instead of loop_split_edge_with.
133 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
135 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
136 UNSPEC_SET_VSCR): New constants, used throughout.
138 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
140 (altivec_vspltis<VI_char>): ... this pattern, using
141 a QImode const_int_operand for the immediate.
142 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
145 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
148 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
150 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
152 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
154 2005-04-06 Ben Elliston <bje@au.ibm.com>
156 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
157 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
158 macros as living in "this file" and not gcc.h.
160 2005-04-06 Ben Elliston <bje@au.ibm.com>
162 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
163 -ftree-live_range_split. Perhaps renamed at some point?
165 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
168 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
169 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
171 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
173 * tree-flow.h (number_of_iterations_cond): Declaration removed.
174 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
175 (number_of_iterations_special): New function.
176 (number_of_iterations_exit): Use number_of_iterations_special.
177 Use simplify_using_outer_evolutions only at -O3.
178 (number_of_iterations_cond, tree_simplify_using_condition,
179 simplify_using_initial_conditions, loop_niter_by_eval,
180 compare_trees, can_count_iv_in_wider_type_bound,
181 simplify_using_outer_evolutions): Use fold_build.
183 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
185 * doc/install.texi (Configuration): Document --with-java-home.
187 2005-04-05 Richard Henderson <rth@redhat.com>
191 * config/i386/i386.c (print_operand): Handle vector zeros.
192 (ix86_split_to_parts): Handle CONST_VECTOR.
193 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
194 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
195 what modes to tie for MMX and SSE registers.
196 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
197 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
198 to vector modes as well.
199 * config/i386/predicates.md (const0_operand): Handle VOIDmode
200 properly as an input mode.
202 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
204 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
206 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
208 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
210 2005-04-05 Jakub Jelinek <jakub@redhat.com>
212 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
213 and local functions, set sse_nregs to 8 and float_in_sse.
214 (function_arg_advance, function_arg): If float_in_sse, pass
215 SFmode and DFmode arguments in SSE registers.
216 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
218 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
221 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
223 * config/i386/i386-protos.h (ix86_function_value): Accept two
224 arguments, like the target macro.
225 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
226 * config/i386/i386.c (ix86_function_value): Accept the second
227 argument of the target macro.
228 (ix86_function_ok_for_sibcall): Pass a function pointer to
230 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
231 call to ix86_value_regno).
232 (ix86_value_regno): Add support for returning floating point values
235 2005-04-05 Jakub Jelinek <jakub@redhat.com>
237 PR tree-optimization/20076
238 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
239 that call __builtin_return or __builtin_apply_args.
241 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
243 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
244 Use immediate use iterator.
245 (stmt_is_bumper_for_loop): Use immediate use iterator.
246 * predict.c (strip_builtin_expect): Use update_stmt.
247 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
248 on all elements of a STATEMENT_LIST.
249 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
250 (bsi_remove): Remove imm_use links and mark the stmt as modified.
251 (bsi_replace): Mark stmt as modified and the update it.
252 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
253 (expand_complex_libcal): Call update_stmt.
254 (expand_complex_comparison): Call mark_stmt_modified.
255 (expand_complex_operations_1): Call update_stmt_if_modified.
256 (expand_vector_operations_1): Call mark_stmt_modified.
257 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
258 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
259 add_immediate_use, redirect_immediate_use,
260 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
261 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
262 (mark_new_vars_to_rename): Call update_stmt.
263 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
264 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
266 (unmodify_stmt): Delete.
267 (update_stmt): New. Force an update of a stmt.
268 (update_stmt_if_modified): update a stmt if it is out of date.
269 (get_stmt_operands): Verify stmt is NOT modified.
270 (stmt_modified_p): Update comment.
271 (delink_imm_use): Remove a use node from its immuse list.
272 (link_imm_use_to_list): Link a use node to a specific list.
273 (link_imm_use): Link a node to the correct list.
274 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
275 it in the correct list, if appropriate.
276 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
277 (relink_imm_use): Link a use node in place of another node in a list.
278 (relink_imm_use_stmt): LInk a node in place of another node, and set
280 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
281 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
282 (first_safe_imm_use): New. Initialize a safe immuse iterator.
283 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
284 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
285 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
286 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
287 (has_zero_uses): New. Return true if there are no uses of a var.
288 (has_single_use): New. Return true if there is only a single use of a
290 (single_imm_use): New. Return the simgle immediate use.
291 (num_imm_uses): New. Return the number of immediate uses.
292 (get_v_must_def_ops): Use is now a pointer.
293 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
294 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
296 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
297 (delink_stmt_imm_use): Delink all immuses from a stmt.
298 (phi_arg_index_from_use): New. Return a phi arg index for a use.
299 * tree-flow.h (struct dataflow_d): Delete.
300 (immediate_use_iterator_d): New. Immediate use iterator struct.
301 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
302 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
303 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
305 (struct stmt_ann_d): Remove dataflow_t from struct.
306 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
307 (if_convertible_phi_p): Use FAST immuse iterator.
308 (if_convertible_loop_p): Don't call compute_immediate_uses.
309 (replace_phi_with_cond_modify_expr): Call update_stmt.
310 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
311 update_stmt_if_modified.
312 (rewrite_all_into_ssa): Initialize ssa operands.
313 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
314 compute_immediate_uses.
315 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
316 ssa_property is available.
317 (execute_one_pass): Change parameters passed to execute_todo.
318 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
319 (remove_ssa_form): Call fini_ssa_operands.
320 (insert_backedge_copies): Delete call to modify_stmt.
321 * tree-phinodes.c (make_phi_node): Initialize use nodes.
322 (release_phi_node): Delink any use nodes before releasing.
323 (resize_phi_node): Relink any use nodes.
324 (remove_phi_arg_num): Delink the use node.
325 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
326 (remove_all_phi_nodes_for): Release phi node first.
327 * tree-pretty-print.c (dump_generic_node): Print stmt address.
328 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
329 (scalarize_use, scalarize_copy): Call update_stmt.
330 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
331 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
332 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
333 (ccp_initialize): Remove call to compute_immediate_uses.
334 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
335 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
337 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
338 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
339 (eliminate_redundant_computations): Call mark_stmt_modified.
340 (cprop_operand): Call mark_stmt_modified.
341 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
342 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
343 (dse_optimize_stmt): Use new immuse interface.
344 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
345 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
346 (substitute_single_use_vars): Use new immuse interface.
347 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
348 and compute_immediate_uses.
349 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
351 (rewrite_mem_refs): Call update_stmt.
352 (determine_lsm): Remove call to compute_imm_uses and free_df.
353 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
354 (try_unroll_loop_completely): Call update_stmt.
355 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
356 (rewrite_use_compare): Call update_stmt.
357 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
358 (rewrite_use) : Call update_stmt.
359 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
360 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
362 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
363 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
364 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
366 (initialize_vuse_operand): New. Initialize a vuse operand.
367 (initialize_v_may_def_operand): New. Initialize a maydef operand.
368 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
369 (finalize_ssa_defs): Use stmt parameter.
370 (correct_use_link): Ensure a use node is in the correct list, and has
371 the correct stmt pointer.
372 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
373 finalize_ssa_v_must_defs): Also initialize use nodes.
374 (finalize_ssa_stmt_operands): Pass extra stmt operands.
375 (build_ssa_operands): Seperate parsing from final operand construction.
376 (parse_ssa_operands): New. Parse entry point for operand building.
377 (swap_tree_operands): New. Swap 2 tree operands.
378 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
380 (get_expr_operands): Call swap_tree_operands when needed.
381 (copy_virtual_operands): Use initialize routines for virtual use ops.
382 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
383 (verify_abort): New. Issue imm_use error.
384 (verify_imm_links): New Verify imm_use links for a var.
385 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
386 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
387 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
388 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
389 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
390 (NULL_USE_OPERAND_P) Define.
391 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
393 (struct vuse_operand_type): New struct.
394 (SET_USE): Call set_ssa_use_from_ptr.
396 (PHI_ARG_INDEX_FROM_USE): Define.
397 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
398 argument via SET_USE, not PHI_ARG_DEF_TREE.
399 * tree-ssa-pre.c (eliminate): Call update_stmt.
400 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
402 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
403 (nearest_common_dominator_of_uses): Use imm_use iterator.
404 (statement_sink_location): Use imm_use iterator and interface.
405 (execute_sink_code): Don't call compute_immediate_uses or free-df.
406 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
407 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
408 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
409 (verify_ssa): Ensure no stmt is marked modify after optimization pass
410 if new parameter is true.
411 (init_tree_ssa): Don't initialize operand cache here.
412 (delete_tree_ssa): Don't destroy operand cache here.
413 (propagate_into_addr): Pass in a use pointer, return true if anything
415 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
416 (check_phi_redundancy): Use imm_use iterator.
417 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
419 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
420 (release_ssa_name): Delink node and all elements in its imm_use list.
421 * tree-tailcall.c (adjust_return_value): Call update_stmt.
422 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
423 * tree-vectorizer.c (need_imm_uses_for): Delete.
424 (vectorize_loops): Dont call compute_immediate_uses or free_df.
425 * tree.h (struct ssa_imm_use_d): Define.
426 (SSA_NAME_IMM_USE_NODE): Define.
427 (struct tree_ssa_name): Add imm_use node.
429 (PHI_ARG_IMM_USE_NODE): Define.
430 (struct phi_arg_d): Add imm_use node.
431 (struct tree_phi_node): Remove struct dataflow_d element.
432 (TDF_STMTADDR): Define.
434 2005-04-05 Dale Johannesen <dalej@apple.com>
436 * doc/invoke.texi (Optimization Options): Remove
437 duplicate -fcse-follow-jumps. Add -fweb.
438 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
439 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
441 2005-04-05 Per Bothner <per@bothner.com>
443 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
444 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
445 (warn_uninit): Get EXPR_LOCUS from context now instead.
446 This fixes a USE_MAPPED_LOCATION testsuite failure.
448 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
450 2005-04-05 Per Bothner <per@bothner.com>
452 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
453 of the artification 'return 0' in main() to BUILTINS_LOCATION.
454 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
457 2004-04-05 Devang Patel <dpatel@apple.com>
459 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
460 (lhsr<mode>3): ... new name.
461 (altivec_vsra<VI_char>): Rename to ..
462 (ashr<mode>3): ... new name.
463 * config/rs6000/rs6000.c (builtin_description): Rename shift
466 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
468 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
469 gen_lowpart_for_combine.
470 * cse.c (gen_lowpart_if_possible): Move...
471 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
473 (gen_lowpart_no_emit_general): Use it.
475 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
477 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
480 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
482 * system.h: Fix typo.
484 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
486 * config/bfin/bfin-modes.def: New file.
487 * config/bfin/bfin-protos.h: New file.
488 * config/bfin/bfin.c: New file.
489 * config/bfin/bfin.h: New file.
490 * config/bfin/bfin.md: New file.
491 * config/bfin/bfin.opt: New file.
492 * config/bfin/crti.s: New file.
493 * config/bfin/crtn.s: New file.
494 * config/bfin/elf.h: New file.
495 * config/bfin/lib1funcs.asm: New file.
496 * config/bfin/predicates.md: New file.
497 * config/bfin/t-bfin: New file.
498 * config/bfin/t-bfin-elf: New file.
499 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
500 Document new attributes.
501 (interrupt, interrupt_handler, saveall): Update documentation for
503 * doc/install.texi (Specific): Add entry for the Blackfin.
504 * doc/invoke.texi (Blackfin Options): New section.
505 * doc/md.texi (Blackfin family): New section to document constraints.
506 * config.gcc: Add bfin*-* and bfin*-elf configurations.
508 2005-04-05 Olivier Hainque <hainque@adacore.com>
510 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
511 match what the system unwinder expects.
512 * config/mips/mips.c (mips_frame_set): If we're saving the return
513 address register and the dwarf return address column number differs
514 from the hard register number, adjust the note reg to refer to the
517 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
519 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
520 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
521 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
522 (processor_type): New enum.
523 (mn10300_processor): New variable.
524 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
525 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
526 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
527 (PROCESSOR_DEFAULT): New macro.
528 * config/mn10300/mn10300.c (mn10300_processor): New variable.
529 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
530 (mn10300_handle_option, mn10300_override_options): New functions.
531 * config/mn10300/mn10300.opt: New file.
533 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
534 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
536 PR tree-optimization/19903
537 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
538 that don't fit in their type after conversion.
540 2005-04-05 Uros Bizjak <uros@kss-loka.si>
543 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
544 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
545 Allocate local stack slots here. Set ix86_optimize_mode_switching.
546 flag here. Implement using define_insn_and_split.
547 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
548 (frndintxf2_mask_pm_i387): New insn patterns.
549 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
550 Do not set ix86_optimize_mode_switching flag.
551 (ceilsf2, ceildf2, ceilxf2): Same.
552 (btruncsf2, btruncdf2, btruncxf2): Same.
553 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
555 2005-04-05 Ian Lance Taylor <ian@airs.com>
558 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
559 i386_pe_record_external_function.
560 (i386_pe_record_external_function): Update declaration.
561 * config/i386/winnt.c (struct extern_list): Add decl field.
562 (i386_pe_record_external_function): Add decl parameter.
563 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
565 * config/i386/i386-protos.h (i386_pe_record_external_function):
568 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
570 * config/m68k/m68k-protos.h: Add a prototype for
571 valid_dbcc_comparison_p_2.
572 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
573 extend_operator, const_uint32_operand, const_sint32_operand,
574 general_src_operand, nonimmediate_src_operand,
575 memory_src_operand, post_inc_operand, pre_dec_operand,
576 pcrel_address): Move to predicates to predicates.md.
577 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
578 * config/m68k/m68k.md: Include predicates.md.
579 * config/m68k/predicates.md: New.
581 2005-04-04 Roger Sayle <roger@eyesopen.com>
583 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
585 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
587 2005-04-04 Ian Lance Taylor <ian@airs.com>
589 * c-typeck.c (struct c_switch): Rename switch_stmt field to
591 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
592 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
593 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
594 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
595 * c-common.c (c_do_switch_warnings_1): New static function broken
596 out of c_do_switch_warnings.
597 (c_do_switch_warnings): Call c_do_switch_warnings_1.
598 (c_do_switch_expr_warnings): New function.
599 * c-common.h (c_do_switch_expr_warnings): Declare.
601 2005-04-04 David Edelsohn <edelsohn@gnu.org>
602 Daniel Jacobowitz <dan@codesourcery.com>
604 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
606 * rtlanal.c (may_trap_p): Same.
608 2005-04-04 Dale Johannesen <dalej@apple.com>
610 * ChangeLog: remove reference to ChangeLog.12.
612 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
614 CRIS epilogue as RTL.
615 * config/cris/cris.md: Change all 0 in unspec 0 to
617 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
618 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
620 ("return"): Change to define_expand. Call cris_expand_return for
622 ("*return_expanded"): New pattern.
623 ("epilogue"): New define_expand.
624 * config/cris/cris.h (PREDICATE_CODES): Add
625 cris_load_multiple_op.
626 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
628 (enum cris_retinsn_type): New.
629 (struct machine_function): New member return_type.
630 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
631 (cris_target_asm_function_epilogue): Remove, moving RTLified
633 (cris_expand_epilogue): New function.
634 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
635 (cris_gen_movem_load, cris_load_multiple_op)
636 (cris_return_address_on_stack_for_return, cris_expand_return): New
638 (cris_target_asm_function_prologue)
639 (cris_initial_frame_pointer_offset): Call
640 cris_reg_saved_in_regsave_area instead of complicated expression.
641 Call cris_return_address_on_stack instead of an expression.
642 (cris_print_operand) <case 'o', case 'O'>: New cases.
643 (cris_return_address_on_stack): Change return-type to bool.
644 (cris_simple_epilogue): Ditto. Return false if registers are
646 * config/cris/cris-protos.h (cris_simple_epilogue)
647 (cris_return_address_on_stack): Adjust prototype return type.
648 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
649 (cris_return_address_on_stack_for_return): New prototypes.
651 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
653 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
654 gpr_or_int12_operand.
656 * config/frv/frv-protos.h: Add a prototype to
657 frv_legitimate_memory_operand and frv_const_unspec_p.
658 (frv_unspec): Move from frv.c.
659 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
660 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
661 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
662 gpr_or_fpr_operand, gpr_or_int12_operand,
663 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
664 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
665 int6_operand, int5_operand, uint5_operand, uint4_operand,
666 uint1_operand, int_2word_operand, uint16_operand,
667 upper_int16_operand, integer_register_operand,
668 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
669 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
670 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
671 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
672 move_destination_operand, movcc_fp_destination_operand,
673 frv_function_symbol_referenced_p, move_source_operand,
674 condexec_dest_operand, condexec_source_operand,
675 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
676 const_unspec_operand, gpr_or_memory_operand,
677 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
678 icc_operand, fcc_operand, cc_operand, icr_operand,
679 fcr_operand, cr_operand, call_operand, sibcall_operand,
680 symbolic_operand, relational_operator,
681 integer_relational_operator, float_relational_operator,
682 ccr_eqne_operator, minmax_operator,
683 condexec_si_binary_operator, condexec_si_media_operator,
684 condexec_si_divide_operator, condexec_si_unary_operator,
685 condexec_sf_conv_operator, condexec_sf_add_operator,
686 condexec_memory_operand, intop_compare_operator, acc_operand,
687 even_acc_operand, quad_acc_operand, accg_operand: Move to
689 * config/frv/frv.h (PREDICATE_CODES): Remove.
690 * config/frv/frv.md: Include predicates.md.
691 * config/frv/predicates.md: New.
693 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
696 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
697 * tree-ssa-loop-ivopts.c: Include langhooks.h.
698 (add_standard_iv_candidates_for_size): New function, extracting code
699 from add_standard_iv_candidates and parameterizing it by type size.
700 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
702 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
704 * system.h (GCOV_SIZE_TYPE): Unposion.
705 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
706 (GCOV_TYPE_SIZE): ...this new macro.
707 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
708 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
709 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
710 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
711 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
712 instead of unsigned_intSI_type_node.
713 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
714 (rtl_gen_one_value_profiler_no_edge_manipulation)
715 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
716 * value-prof.c: Include coverage.h.
718 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
719 Diego Novillo <dnovillo@redhat.com>
721 Fix PR tree-optimization/20703
722 Fix PR tree-optimization/20725
724 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
725 (create_expression_by_pieces): Ditto.
726 (valid_in_set): Ditto. Also handle tcc_declaration.
727 (find_or_generate_expression): Handle comparison class.
728 (insert_into_preds_of_block): Ditto.
730 (create_value_expr_from): Handle comparison class, recursively
731 handle reference nodes.
732 (compute_avail): Handle comparison classes, rewrite a little cleaner.
733 (execute_pre): Fix spacing.
734 (do_fre): Renamed to execute_fre.
736 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
738 * doc/invoke.texi (SPARC options): Document that
739 -mlittle-endian is not supported on Linux either.
741 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
745 * config.gcc (Obsolete configurations): Remove
746 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
747 (sparclite-*-coff*): Delete.
748 (sparclite-*-elf*): Likewise.
749 (sparc86x-*-elf*): Likewise.
750 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
751 * config/sparc/lite.h: Delete.
752 * config/sparc/litecoff.h: Likewise.
753 * config/sparc/liteelf.h: Likewise.
754 * config/sparc/sp86x-elf.h: Likewise.
755 * config/sparc/t-sparclite: Likewise.
756 * config/sparc/t-sp86x: Likewise.
758 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
760 * config/s390/s390-protos.h: (s390_comparison,
761 s390_alc_comparison, s390_slb_comparison, const0_operand,
762 consttable_operand, larl_operand, s_operand,
763 shift_count_operand, bras_sym_operand, load_multiple_operation,
764 store_multiple_operation, s390_plus_operand): Remove prototypes.
765 (s390_legitimate_address_without_index_p): New prototype.
766 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
768 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
769 const0_operand, consttable_operand, larl_operand, s_operand,
770 shift_count_operand, bras_sym_operand, load_multiple_operation,
771 store_multiple_operation, s390_plus_operand): Move to
773 (check_mode): Remove.
774 (s390_branch_condition_mask): Remove 'static'. Move prototype to
776 (s390_legitimate_address_without_index_p): New.
777 * config/s390/s390.h (PREDICATE_CODES): Remove.
778 * config/s390/s390.md: Include predicates.md.
779 * config/s390/predicates.md: New.
781 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
784 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
785 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
786 (NEED_INDICATE_EXEC_STACK): Define to 1.
787 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
788 (NEED_INDICATE_EXEC_STACK): Define to 1.
789 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
790 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
791 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
792 (pic_helper_emitted_p): New global.
793 (emit_pic_helper): New function extracted from...
794 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
795 Do not call emit_pic_helper if delay_pic_helper is true.
796 (sparc_expand_prologue): Pass 'false' to load_pic_register.
797 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
798 (sparc_file_end): New function.
800 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
802 * config/mcore/mcore-protos.h: Remove the prototypes for
803 mcore_arith_reg_operand, mcore_general_movsrc_operand,
804 mcore_general_movdst_operand, mcore_reload_operand,
805 mcore_arith_J_operand, mcore_arith_K_operand,
806 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
807 mcore_arith_K_S_operand, mcore_arith_imm_operand,
808 mcore_arith_any_imm_operand, mcore_arith_O_operand,
809 mcore_literal_K_operand, mcore_addsub_operand,
810 mcore_compare_operand, mcore_load_multiple_operation,
811 mcore_store_multiple_operation, mcore_call_address_operand.
812 Add a prototype for const_ok_for_mcore.
813 * config/mcore/mcore.c (mcore_call_address_operand,
814 mcore_general_movsrc_operand, mcore_general_movdst_operand,
815 mcore_arith_reg_operand, mcore_reload_operand,
816 mcore_arith_J_operand, mcore_arith_K_operand,
817 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
818 mcore_arith_M_operand, mcore_arith_imm_operand,
819 mcore_arith_any_imm_operand, mcore_arith_O_operand,
820 mcore_literal_K_operand, mcore_addsub_operand,
821 mcore_compare_operand, mcore_load_multiple_operation,
822 mcore_store_multiple_operation): Move to predicates.md.
823 (const_ok_for_mcore): Export.
824 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
825 * config/mcore/mcore.md: Include predicates.md.
826 * config/mcore/predicates.md: New.
828 * config/mcore/predicates.md: Fix a comment typo.
830 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
831 Adrian Straetling <straetling@de.ibm.com>
833 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
834 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
835 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
837 ("imul"): Removed from "type" attribute.
838 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
839 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
840 Changed type to imulsi.
841 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
843 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
845 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
846 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
847 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
848 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
849 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
850 (TARGET_SWITCHES, mcore_stack_increment_string)
851 (TARGET_OPTIONS): Delete.
852 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
853 than *_BIT constants.
854 (TARGET_8ALIGN): #undef old definition before redefining to 1.
855 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
856 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
857 (mcore_override_options): Delete mcore_stack_increment code.
858 Change use of M340_BIT to MASK_M340.
859 * config/mcore/mcore.opt: New file.
861 2005-04-04 Ian Lance Taylor <ian@airs.com>
863 * config/arm/arm.c (replace_symbols_in_block): Remove static
866 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
868 * config/fr30/fr30-protos.h: Remove the prototypes for
869 stack_add_operand, add_immediate_operand,
870 high_register_operand, low_register_operand, call_operand,
871 di_operand, and nonimmediate_di_operand.
872 * config/fr30/fr30.c (stack_add_operand,
873 add_immediate_operand, high_register_operand,
874 low_register_operand, call_operand, di_operand,
875 nonimmediate_di_operand): Move to predicates.md.
876 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
877 * config/fr30/fr30.md: Include predicates.md.
878 * config/fr30/predicates.md: New.
880 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
881 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
882 mcore_call_address_operand.
884 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
885 general_movsrc_operand.
887 2005-04-04 Alan Modra <amodra@bigpond.net.au>
889 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
892 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
895 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
898 2005-04-04 Richard Henderson <rth@redhat.com>
899 Jakub Jelinek <jakub@redhat.com>
901 PR rtl-optimization/16104
902 * fold-const.c (fold_unary): Fix folding of vector conversions.
904 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
906 * config.gcc (xstormy16-*-elf): Set extra_options.
907 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
908 * config/stormy16/stormy16.opt: New file.
910 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
912 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
913 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
914 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
915 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
916 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
917 (TARGET_UNIX_ASM): Delete.
918 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
919 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
920 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
921 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
922 * config/pdp11/pdp11.opt: New file.
924 2005-04-03 Roger Sayle <roger@eyesopen.com>
925 Alexandre Oliva <aoliva@redhat.com>
928 * fold-const.c (non_lvalue): Split tests into...
929 (maybe_lvalue_p): New function.
930 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
931 C++ front-end prior to lowering into gimple form.
933 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
935 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
936 BUILT_IN_STRNCASECMP): New.
937 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
940 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
943 * arm.md (addsi3_compare0_for_combiner): Delete.
944 (addsi3_compare0_scratch_for_combiner): Delete.
945 (cmpsi_neg_shiftsi): Delete.
946 (compare_negsi_si): New pattern.
947 (cmpsi_negshiftsi_si): New pattern.
948 (negated_cbranchsi4): Restrict to equality_operator.
950 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
953 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
955 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
958 * doc/install.texi: Fix a typo.
960 2005-04-03 Steven Bosscher <stevenb@suse.de>
963 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
964 a computed goto if the edge to the computed goto block has
965 incoming abnormal edges. Clarify how the function works.
967 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
969 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
970 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
971 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
972 hash_scan_set, reg_set_between_after_reload_p,
973 reg_used_between_after_reload_p, get_avail_load_store_reg,
974 eliminate_partially_redundant_load): Likewise.
975 * postreload.c (reload_cse_simplify_set,
976 reload_combine_note_use): Likewise.
977 * predict.c (predict_insn, expected_value_to_br_prob,
978 propagate_freq, expensive_function_p): Likewise.
979 * print-rtl.c (print_rtx): Likewise.
980 * profile.c (instrument_edges, instrument_values,
981 compute_branch_probabilities, branch_prob, union_groups,
982 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
983 * protoize.c (in_system_include_dir, file_could_be_converted,
984 file_normally_convertible, gen_aux_info_file, seek_to_line,
985 do_cleaning): Likewise.
986 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
987 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
988 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
990 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
992 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
993 * modulo-sched.c (undo_replace_buff_elem): New structure.
994 (kernel_number_of_cycles, ps_unschedule_node,
995 undo_generate_reg_moves,free_undo_replace_buff,
996 undo_permute_partial_schedule, loop_single_full_bb_p,
997 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
998 build_loops_structure, get_sched_window): New.
999 (generate_reg_moves): Return undo_replace_buff_elem and other
1001 (generate_prolog_epilog): Remove old loop versioning.
1002 (sms_schedule): Use loop information and loop_version.
1003 (sms_schedule_by_order): Split part of it to get_sched_window.
1004 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1005 cfg_layout_finalize and free_dominance_info before/after SMS.
1007 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1009 * cfghooks.c (lv_flush_pending_stmts,
1010 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1011 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1012 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1013 lv_add_condition_to_bb,
1014 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1015 flush_pending_stmts): New in cfg_hooks structure.
1016 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1017 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1018 lv_add_condition_to_bb): New declarations.
1019 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1021 (loop_version): Declare.
1022 * cfgloopmanip.c (cfghooks.h): Include.
1023 (duplicate_loop_to_header_edge): Change return type to bool.
1024 (loop_version, lv_adjust_loop_entry_edge): Move here.
1025 * cfgrtl.c (cfgloop.h): Include.
1026 (rtl_verify_flow_info_1): Fix.
1027 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1028 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1030 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1031 tree_lv_add_condition_to_bb): New.
1032 (tree_cfg_hooks): Add new hooks to initialization.
1033 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1034 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1036 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1038 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1039 xstormy16_below100_or_register,
1040 xstormy16_splittable_below100_or_register, and
1041 nonimmediate_nonstack_operand.
1043 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1044 xstormy16_ineqsi_operator, equality_operator,
1045 inequality_operator, shift_operator,
1046 xstormy16_below100_operand, xstormy16_below100_or_register,
1047 xstormy16_splittable_below100_or_register,
1048 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1049 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1050 equality_operator, inequality_operator,
1051 xstormy16_below100_operand, xstormy16_below100_or_register,
1052 xstormy16_splittable_below100_or_register,
1053 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1054 nonimmediate_nonstack_operand, shift_operator): Move to
1056 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1057 * config/stormy16/stormy16.md: Include predicates.md.
1058 * config/stormy16/predicates.md: New.
1060 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1062 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1063 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1064 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1065 move_operand, power_of_2_operand): Move to predicates.md.
1066 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1067 PREDICATE_CODE): Remove.
1068 * config/iq2000/iq2000.md: Include predicates.md.
1069 * config/iq2000/predicates.md: New.
1071 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1073 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1074 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1075 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1076 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1077 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1078 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1079 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1080 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1081 (TARGET_M68HC11): Delete.
1082 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1083 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1084 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1085 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1086 (nb_soft_regs): Delete.
1087 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1088 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1089 and MASK_M6812 being set simultaneously. Change the code that sets
1090 the default m68hc11_soft_reg_count to use integers instead of strings.
1091 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1092 m68hc11_soft_reg_count (which now has an int type) as the number
1094 * config/m68hc11/m68hc11.opt: New file.
1096 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1098 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1099 fp_displacement_operand, sp_displacement_operand.
1101 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1103 Remove the prototypes for tst_operand, cmp_operand,
1104 stack_register_operand, d_register_operand,
1105 hard_addr_reg_operand, splitable_operand,
1106 m68hc11_logical_operator, m68hc11_arith_operator,
1107 m68hc11_non_shift_operator, m68hc11_shift_operator,
1108 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1109 non_push_operand, hard_reg_operand, and
1110 reg_or_some_mem_operand.
1111 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1113 (tst_operand, cmp_operand, non_push_operand,
1114 splitable_operand, reg_or_some_mem_operand,
1115 stack_register_operand, d_register_operand,
1116 hard_addr_reg_operand, hard_reg_operand,
1117 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1118 m68hc11_arith_operator, m68hc11_non_shift_operator,
1119 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1121 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1122 * config/m68hc11/m68hc11.md: Include predicates.md.
1123 * config/m68hc11/predicates.md: New.
1125 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1128 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1129 change checked in along with 2005-03-03's patch for debug/20253.
1130 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1131 (remap_decl): Insert type decl in map earlier.
1133 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1135 PR tree-optimization/20640
1136 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1137 post-dominator if it has phi nodes.
1138 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1139 before dead statements.
1141 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1144 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1146 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1148 PR rtl-optimization/20290
1149 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1150 in every iteration if the entry point is the exit test.
1152 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1154 * config/cris/cris.md (attribute "length"): Define.
1156 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1158 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1159 (word_offset_memref_operand): New.
1160 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1161 (indexed_or_indirect_operand): Delete.
1162 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1163 (indexed_or_indirect_operand): Delete.
1165 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1168 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1171 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1172 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1174 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1176 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1178 2005-04-01 Ian Lance Taylor <ian@airs.com>
1180 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1181 (rus, prus): Remove static variables.
1182 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1183 (process_command): Permit report_times and use_pipes together.
1185 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1187 * c-decl.c (validate_proto_after_old_defn): Look at
1188 TYPE_MAIN_VARIANT of argument types.
1190 2005-04-01 Paul Brook <paul@codesourcery.com>
1192 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1193 (arm_output_function_epilogue): Allow call_via_SP.
1194 (thumb_call_via_reg, arm_file_end): Ditto.
1195 * config/arm/arm.h (struct machine_function): Include space for SP.
1196 (thumb_call_via_label): Update declaration.
1198 2005-04-01 Ian Lance Taylor <ian@airs.com>
1200 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1201 doing a peephole optimization, once again put any notes in the
1204 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1206 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1208 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1210 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1211 (block_alloc, find_free_reg): Likewise.
1212 * loop-doloop.c (doloop_modify): Likewise.
1213 * loop-invariant.c (record_use): Likewise.
1214 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1215 get_iv_value, canon_condition, eliminate_implied_condition,
1216 eliminate_implied_condition, simplify_using_initial_values,
1217 shorten_into_mode, canonicalize_iv_subregs,
1218 iv_number_of_iterations): Likewise.
1219 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1220 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1221 unswitch_loop): Likewise.
1222 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1223 move_movables, replace_call_address, find_and_verify_loops,
1224 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1225 record_giv, final_giv_value, general_induction_var,
1226 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1227 loop_giv_dump): Likewise.
1229 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1230 GCOV_CHECK_WRITING): Remove.
1231 (gcov_position, gcov_rewrite): Use gcc_assert.
1232 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1233 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1234 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1237 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1239 * tree-inline.c: Fix a typo.
1241 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1243 * configure.ac (enable-checking): Explicitly set all variables for
1244 collective switch values. Alphabetize variables. Rename
1245 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1247 * doc/install.texi (enable-checking): Update documentation.
1248 * configure: Rebuilt.
1250 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1252 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1255 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1257 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1258 Also reject cases where this pattern will cause load delay stalls
1259 unless optimizing for size and it will produce a shorter sequence.
1260 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1261 variants to avoid pre-adjusting the base when possible.
1263 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1265 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1266 the frame and argument pointers.
1267 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1268 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1269 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1270 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1271 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1272 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1274 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1276 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1277 with entry for selectany attribute.
1278 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1280 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1281 (i386_pe_asm_named_section): Handle sections generated by
1282 selectany attribute.
1283 * doc/extend.texi (selectany): Document attribute.
1285 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1286 Jan Hubicka <jh@suse.cz>
1288 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1289 to fix addresses involving EBP and ESP.
1290 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1291 for SUBREGed registers.
1292 (legitimate_address_p): Accept SUBREGed registers.
1294 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1297 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1298 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1301 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1303 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1305 2005-04-01 James E Wilson <wilson@specifixinc.com>
1308 * dwarf2out.c (rtl_for_decl_init): New function.
1309 (rtl_for_decl_location): Extracted from here.
1310 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1311 add_const_value_attribute. Delete initializer_constant_valid_p call.
1313 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1315 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1316 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1317 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1318 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1319 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1320 config/i386/i386.md, config/rs6000/predicates.md,
1321 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1322 config/s390/s390.c, config/stormy16/stormy16.c,
1323 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1326 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1329 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1330 COND_EXPR and CALL_EXPR.
1332 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1335 * genautomata.c (first_cycle_unit_presence): Check all alternative
1336 states for unit presence.
1338 * doc/md.texi: Remove remark about impossibility to query unit
1339 presence in non nondeterministic automaton state.
1341 * config/ia64/ia64.c (get_template): Change order of unit querying.
1343 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1345 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1348 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1350 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1351 flag for edges outside any loops.
1353 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1355 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1357 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1359 * tree-ssa-alias.c: Follow spelling conventions.
1360 * doc/tree-ssa.texi: Fix a typo.
1362 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1364 * postreload-gcse.c: Include target.h.
1365 (gcse_after_reload_main): Return early if we cannot modify jumps.
1366 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1368 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1370 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1371 expensive operations.
1373 2005-03-31 Ian Lance Taylor <ian@airs.com>
1375 * collect2.c (lderrout): New variable.
1376 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1377 if it is set, to stderr.
1378 (handler): Unlink lderrout if it is set.
1379 (dump_file): Add "to" parameter. Change all callers.
1380 (main): Initialize lderrout.
1381 (collect_execute): Add errname parameter. Change all callers.
1382 Rename redir parameter to outname. Never pass
1383 PEX_STDERR_TO_STDOUT to pex_run.
1384 * collect2.h (collect_execute, dump_file): Update declarations.
1385 * tlink.c (tlink_execute): Add errname parameter. Change all
1387 (do_tlink): Check lderrout as well as ldout.
1389 2005-03-31 Caroline Tice <ctice@apple.com>
1391 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1392 (bb-reorder.o): Add errors.h to list of requirements.
1393 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1394 profiledbootstrap flags.
1395 * bb-reorder.c (errors.h): Add new include.
1396 (struct bbro_basic_block_data_def): Add new field, in_trace.
1397 (add_unlikely_executed_notes): Remove function.
1398 (mark_bb_for_unlikely_executed_section): Remove function.
1399 (insert_section_boundary_note): New function.
1400 (verify_hot_cold_block_grouping): New function.
1401 (push_to_next_round_p): Remove variables and tests that push all
1402 cold blocks to last round.
1403 (find_traces): Remove code that added extra round of trace finding
1404 when doing partitioning.
1405 (find_traces_1_round) : Remove variable last_round; add code to
1406 update new struct field, in_trace; correct trace_length where it was
1407 incorrect before (after call to copy_bb); change code that pushed all
1408 cold blocks to last round. Instead verify that all blocks going into
1409 a trace belong in the same partition.
1410 (connect_traces): Modify to connect the traces in two passes, if the
1411 function contains both hot and cold blocks. The first pass connects
1412 all the traces for blocks in the partition that the first block in
1413 the function belongs to; the second pass connnects all the traces
1414 containing blocks that belong in the other partition.
1415 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1416 code that automatically put the first block in a function into the
1417 hot partition if the function had any hot blocks.
1418 (fix_crossing_unconditional_branches): Check number of succ edges
1419 before attempting to get one.
1420 (fix_edges_for_rarely_executed_code): Update comment describing
1422 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1423 remove call to add_unlikely_executed_notes; add call to
1424 verify_hot_cold_block_grouping.
1425 (duplicate_computed_gotos): Don't change computed goto if it's a
1427 (partition_hot_cold_basic_blocks): Update function comment.
1428 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1430 (try_forward_edges): Likewise.
1431 (merge_blocks_move_predecessor_nojumps): Likewise.
1432 (merge_blocks_move_successor_nojumps): Likewise.
1433 (merge_blocks_move): Likewise.
1434 (try_crossjump_bb): Likewise.
1435 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1436 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1437 notes to cold bb's; remove call to update_unlikely_executed_notes.
1438 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1439 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1440 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1441 function declaration.
1442 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1444 (rtl_can_merge_blocks): Remove redundancy from condition.
1445 (try_redirect_by_replacing_jump): Likewise.
1446 (force_nonfallthru_and_redirect): Remove code for adding
1447 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1448 (commit_one_edge_insertion): Likewise.
1449 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1450 * dbxout.c (FORCE_TEXT): Replace function_section with
1451 current_function_section.
1452 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1453 function, switch_text_section.
1454 (struct xcoff_debug): Likewise.
1455 (dbxout_function_end): Add code to put out label diffs for both
1456 hot and cold sections.
1457 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1458 for new debug_hooks funciton, switch_text_section..
1459 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1460 switch_text_section.
1461 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1462 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1463 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1464 dw_fde_switched_sections.
1465 (output_call_frame_info): Add test to see if function switches text
1466 sections in the middle; if so, use appropriate extra hot and cold
1467 section labels to compute size deltas for the hot and cold sections.
1468 (dwarf2out_begin_prologue): Add code to initialize new fields in
1470 (dwarf2out_switch_text_section): New function (invoked through
1471 debug_hook); updates new fields in dw_fde_struct appropriately and
1472 increments separate_line_info_table_in_use.
1473 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1474 dwarf2out_switch_text_section.
1475 (struct var_loc_node): Add new field, section_label.
1476 (output_aranges): Add code to check whether in hot or cold section and
1477 use the appropriate label in calculating deltas.
1478 (output_ranges): Likewise.
1479 (output_line_info): Add code to check which section we're in and
1480 use appropriate hot/cold label.
1481 (add_location_or_constant_value_attribute): Likewise.
1482 (gen_subprogam_die): Modify arange attributes to use correct labels.
1483 (dwarf2out_begin_block): Change call to function_section into call to
1484 current_function_section.
1485 (dwarf2out_end_block): Likewise.
1486 (dwarf2out_source_line): Likewise.
1487 (dwarf2out_var_location): Add code to check whether in hot or cold
1488 section and use the appropriate label.
1489 * except.c (output_function_exception_table): Change call to
1490 function_section into call to current_function_section.
1491 * final.c (profile_function): Likewise.
1492 (scan_ahead_for_unlikely_executed_note): Remove function.
1493 (final_scan_insn): Remove calls to
1494 scan_ahead_for_unlikely_executed_note, and related code for switching
1495 to cold section, except for the single time
1496 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1497 debug_hooks->switch_text_sections; replace appropriate calls to
1498 function_section with calls to current_function_section.
1499 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1500 test_bb to condition.
1501 (find_if_case_2): Likewise.
1502 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1503 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1504 * opts.c (decode_options): Change warning about hot/cold partitioning
1505 with exceptionss to inform (so as not to cause bootstrap failures);
1506 remove warning about partitioning with DWARF debug info.
1507 * output.h (current_function_section): Add new function decl.
1508 (insert_section_boundary_note): Likewise.
1509 (enum in_section): Move this declaration here from varasm.c.
1510 (unlikely_section_label): Likewise.
1511 (unlikely_text_section_name): Likewise.
1512 (last_text_section_name): New global variable.
1513 (last_text_section): Likewise.
1514 (hot_section_label): Likewise.
1515 (hot_section_end_label): Likewise.
1516 (cold_section_end_label): Likewise.
1517 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1518 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1519 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1520 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1521 insn from consideration.
1522 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1523 switch_text_section.
1524 * varasm.c (basic-block.h): Add new include.
1525 (unlikely_section_label_printed): Remove global variable.
1526 (unlikely_section_label): Make global variable not be static any more.
1527 (unlikely_text_section_name): Likewise.
1528 (hot_section_end_label): New global variable (not static)
1529 (first_function_block_is_cold): Likewise.
1530 (hot_section_label): Likewise.
1531 (cold_section_end_label): Likewise..
1532 (last_text_section): New global variable, not static.
1533 (last_text_section_name): New global variable, not static.
1534 (initialize_cold_section_name): New function.
1535 (enum in_section): Move declaration to output.h.
1536 (text_section): Update last_text_section.
1537 (unlikely_text_section): Replace code to determine cold section name
1538 with call to initialize_cold_section_name; Add code to update
1539 last_text_section; remove code for printing out label.
1540 (named_section_real): Add code to update last_text_section and
1541 last_text_section_name as appropriate.
1542 (function_section): Change test for 'unlikely' to depend on
1543 first_function_block_is_cold (moved old test to
1544 current_function_section).
1545 (current_function_section): New function.
1546 (assemble_start_function): Move code that frees
1547 unlikely_text_section_name; initialize hot_section_end_label;
1548 print hot and cold section labels at the start of the function;
1549 set first_function_block_is_cold, if appropriate; initialize l
1550 ast_text_section; add call to insert_section_boundary_note.
1551 (assemble_end_function): Add code to write out hot and cold section
1553 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1554 switch_text_section.
1555 * config/darwin.c (machopic_select_section): Replace incorrect
1556 function in base_funs; update reloc for cold sections if necessary.
1557 * config/darwin.h (SECTION_FUNCTION): Add code to update
1558 last_text_section if appropriate.
1559 (text_unlikely_section): Remove.
1560 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1561 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1562 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1563 partitioning for this architecture.
1565 2005-03-31 Olivier Hainque <hainque@adacore.com>
1567 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1568 defined and non-zero.
1570 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1573 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1576 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1579 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1580 label operand. Remove (use (unspec..)). Don't emit a label on
1582 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1583 generate inline label for load_toc_v4_PIC_1b.
1584 (rs6000_emit_load_toc_table): Likewise.
1586 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1588 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1589 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1591 2005-03-29 Devang Patel <dpatel@apple.com>
1593 * tree-sra.c (decide_block_copy): Disable scalarization of
1596 2005-03-30 Stuart Hastings <stuart@apple.com>
1597 Dale Johannesen <dalej@apple.com>
1599 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1600 * print-tree.c (print_node): Add case STATEMENT_LIST.
1602 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1604 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1605 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1606 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1607 is given with "powerpc64*" or "all", or when --with-cpu chooses
1610 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1613 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1614 gen_lexical_block_die.
1615 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1617 2005-03-31 Jan Hubicka <jh@suse.cz>
1619 2004-11-02 Jan Hubicka <jh@suse.cz>
1621 * cgraph.c (cgraph_varpool_node_name): New function.
1622 (dump_cgraph_varpool_node): New function.
1623 (dump_varpool): New function.
1624 * cgraphunit.c (cgraph_optimize): Dump varpool.
1626 2004-10-16 Jan Hubicka <jh@suse.cz>
1628 * cgraph.c (decide_is_variable_needed): New function.
1629 (cgraph_varpool_finalize_decl): Use it.
1630 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1632 * final.c (output_addr_const): Do not call mark_referenced.
1633 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1634 always go via cgraph.
1635 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1636 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1637 * tree-optimize.c (execute_inline): Mark functions called.
1638 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1640 2004-10-11 Jan Hubicka <jh@suse.cz>
1642 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1643 (cgraph_varpool_last_needed_node): New static variable.
1644 (enqueue_needed_varpool_node): Break out from ...; add items to the
1645 end of queue; update first pointers.
1646 (cgraph_varpool_mark_needed_node): ... here.
1647 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1648 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1649 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1650 (cgraph_varpool_first_unanalyzed_node): Declare.
1651 * cgraphunit.c: Include output.h.
1652 (cgraph_varpool_analyze_pending_decls): New function.
1653 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1654 for errors, analyze pending decls.
1655 (cgraph_finalize_compilation_unit): Only analyze decls.
1656 (cgraph_optimize): Assemble the decls after expanding.
1658 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1660 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1661 subvars get marked properly in tags for grouping.
1662 (add_pointed_to_var): Mark only actual pointed to
1663 variables/subvars in addresses needed.
1664 (create_overlap_variables_for): Clear call clobbered on original
1666 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1667 addresable vars with subvars into list.
1668 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1671 2005-03-30 Richard Henderson <rth@redhat.com>
1673 * cgraph.h (struct cgraph_node): Add alias.
1674 * varasm.c (assemble_alias): Set it.
1675 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1676 avoid calling cgraph_expand_function.
1678 2005-03-30 Tom Tromey <tromey@redhat.com>
1680 * tree.def (FILE_TYPE): Removed.
1681 * typeclass.h (enum type_class): Removed file_type_class.
1682 * dwarf2out.c (is_base_type): Updated.
1683 (gen_type_die): Likewise.
1684 * dbxout.c (dbxout_type): Updated.
1685 * builtins.c (type_to_class): Updated.
1686 * tree.c (type_contains_placeholder_1): Updated.
1687 * config/sparc/sparc.c (sparc_type_code): Updated.
1688 * config/ia64/ia64.c (hfa_element_mode): Updated.
1689 * expr.c (count_type_elements): Updated.
1690 * stor-layout.c (layout_type): Updated.
1691 * tree-inline.c (remap_type): Updated.
1692 * tree-pretty-print.c (dump_generic_node): Updated.
1694 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1696 * builtins.c (expand_builtin_powi): Fix mode of
1697 2nd argument to match int.
1698 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1699 2nd argument type to int.
1700 * libgcc2.c: Change prototype of __powi* functions to use
1703 2005-03-30 Dale Johannesen <dalej@apple.com>
1706 * calls.c (expand_call): Flush pending deferrals before
1709 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1713 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1714 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1715 c_label_context, label_context_stack): New.
1716 * c-decl.c (define_label): Check for jumps into statement
1717 expressions. Add label to list of defined labels.
1718 (start_function): Push context on label_context_stack.
1719 (finish_function): Pop context from label_context_stack.
1720 * c-typeck.c (label_context_stack): New.
1721 (c_finish_goto_label): Check for jumps into statement
1722 expressions. Add label to list of jumped to labels.
1723 (struct c_switch): Add blocked_stmt_expr.
1724 (c_start_case): Initialize it.
1725 (do_case): Check it.
1726 (c_finish_case): Verify !blocked_stmt_expr.
1727 (c_begin_stmt_expr): Push context on label_context_stack.
1728 Increment blocked_stmt_expr. Mark labels jumped to from outside
1730 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1731 defined in the statement expression and no longer jumpable to.
1732 Mark labels jumped to from just outside the statement expression
1733 as again definable. Pop context from label_context_stack.
1734 * doc/extend.texi (Statement Exprs): Update.
1736 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1739 * c-decl.c (start_function): Check for old_decl being
1742 2005-03-30 Ian Lance Taylor <ian@airs.com>
1744 * final.c (final): Remove prescan parameter. Change all callers.
1745 (final_scan_insn): Remove prescan parameter. Change all callers.
1747 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1749 * tree-vectorizer.c: Fix comment typos.
1751 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1753 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1754 as soon as a chrec_dont_know is detected.
1756 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1758 Merge from csl-arm-branch.
1759 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1761 * tlink.c (recompile_files): Do not assume that "rename" can
1762 overwrite an existing file.
1764 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1766 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1767 * gcc/configure: Regenerate.
1769 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1771 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1773 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1775 * calls.c (struct arg_data): Update "partial" comment.
1776 (load_register_parameters): Update "nregs" comment.
1778 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1780 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1781 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1782 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1783 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1784 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1785 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1786 than target_flags & 0.
1787 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1788 (iq2000_arch, iq2000_parse_cpu): Delete.
1789 (TARGET_HANDLE_OPTION): Override default.
1790 (iq2000_handle_option): New function.
1791 (override_options): Remove -march= and -mcpu= handling.
1792 * config/iq2000/iq2000.opt: New file.
1794 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1796 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1797 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1798 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1799 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1800 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1801 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1802 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1803 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1804 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1805 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1806 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1807 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1808 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1809 (TARGET_OPTIONS): Delete.
1810 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1811 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1812 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1813 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1814 (c4x_cpu_version_string): Delete.
1815 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1816 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1817 equivalent -mcpu= option.
1818 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1819 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1820 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1821 or clearing the appropriate MASK_* bit.
1822 (c4x_file_start): Use c4x_cpu_version.
1823 * config/c4x/c4x.opt: New file.
1825 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1827 * doc/options.texi: Document the new MaskExists flag.
1828 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1829 if the option has the MaskExists flag.
1831 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1833 * opt-functions.awk (flag_set_p, test_flag): New functions.
1834 (switch_flags): Use them.
1835 * opth-gen.awk: Use flag_set_p to check for flags.
1836 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1838 2005-03-30 Ian Lance Taylor <ian@airs.com>
1840 * config.host (i[34567]86-*-mingw32*): Don't set
1841 host_can_use_collect2 to no.
1843 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1846 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1847 Remove convert_memory_address call duplicating that in memory_address.
1849 2005-03-29 Richard Henderson <rth@redhat.com>
1852 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1853 (build_compound_literal): Likewise. Propagate decl type into the
1855 (finish_decl): Likewise. Use new return value from complete_array_type
1856 for zero sized arrays.
1857 (complete_array_type): Move ...
1858 * c-common.c (complete_array_type): ... here. Change first argument
1859 to pointer-to-type-node. Consistently use sizetype for the index
1860 except for zero sized arrays. Detect zero sized arrays for pedantic
1861 mode diagnostics. Create a new type node instead of modifying the
1863 * c-tree.h (complete_array_type): Move decl ...
1864 * c-common.h (complete_array_type): ... here.
1866 2005-03-29 Richard Henderson <rth@redhat.com>
1869 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1871 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1873 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1874 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1875 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1876 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1878 2005-03-29 Eric Christopher <echristo@redhat.com>
1880 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1881 truthvalue conversion removal.
1883 2005-03-29 Ian Lance Taylor <ian@airs.com>
1886 * collect2.c: Never include <vfork.h>.
1887 (VFORK_STRING, vfork): Don't define.
1888 (pid): Remove global variable.
1889 (handler): Call raise instead of kill (getpid(), ...).
1890 (collect_wait): Add pex parameter. Change all callers. Use
1891 pex_get_status rather than pwait.
1892 (do_wait): Add pex parameter. Change all callers.
1893 (collect_execute): Return struct pex_obj * rather than void. Use
1894 pex routines rather than pexecute.
1895 (fork_execute): Get pex_obj from collect_execute, and pass it to
1897 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1898 Only declare quit_handler if SIGQUIT is defined.
1899 (scan_libraries): Likewise.
1900 * collect2.h (collect_execute): Update declaration.
1901 (collect_wait): Update declaration.
1902 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1903 pass it to collect_wait.
1905 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1908 * c-parser.c (c_parser_compound_statement_nostart): Give error
1909 message for EOF instead of just setting parser->error.
1911 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1913 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1914 (slpeel_update_phi_nodes_for_guard1): New function.
1915 (slpeel_update_phi_nodes_for_guard2): New function.
1916 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1917 of slpeel_update_phi_nodes_for_guard.
1918 (vectorize_loops): Remove call to loop_closed_rewrite.
1919 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1922 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1924 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1925 (TARGET_LITTLE_ENDIAN): New macro.
1926 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1927 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1928 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1929 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1930 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1931 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1932 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1933 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1934 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1935 (TARGET_OPTIONS): Delete.
1936 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1937 (CACHE_FLUSH_TRAP): Turn into an integer.
1938 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1939 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1940 -mflush-trap is in use.
1941 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1942 (m32r_cache_flush_trap_string): Delete.
1943 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1944 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1945 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1946 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1947 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1948 -mmodel= and -msdata= handling from...
1949 (m32r_init): ...here.
1950 * config/m32r/m32r.opt: New file.
1952 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1954 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1955 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1956 * tree-vect-analyze.c (vect_object_analysis): additional parm
1957 pass back a "struct ptr_info_def *" with the points-to info.
1958 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1959 statement using info returned from vect_object_analysis.
1960 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1961 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1962 for virtual uses and defs when creating a replacement vector
1963 reference. Call duplicate_ssa_name_ptr_info to define points-to
1964 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1965 (vectorizable_store): copy_virtual_operands and update
1966 definition statements.
1967 (vectorizable_load): copy_virtual_operands. Remove call to
1968 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1969 * tree-vectorizer.c (vectorize_loops): Remove calls to
1970 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1971 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1972 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1973 define macro STMT_VINFO_PTR_INFO for use in accessing.
1974 * tree.h add export of duplicate_ssa_name_ptr_info.
1975 * rs6000.c (altivec_init_builtins): Declare builtin function
1976 __builtin_altivec_mask_for_load to be "const".
1978 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1981 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1982 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1983 assemble_variable on aliases.
1984 * varasm.c (assemble_alias): Set node->alias.
1985 * toplev.c (wrapup_global_declarations): Don't call
1986 rest_of_decl_compilation on aliases again.
1988 2005-03-29 Paul Brook <paul@codesourcery.com>
1990 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1991 * config/arm/arm.c (arm_dbx_register_number): New function.
1992 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1994 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1997 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1998 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2000 2005-03-29 Dale Johannesen <dalej@apple.com>
2002 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2003 $(TREE_H) and $(COVERAGE_H).
2004 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2005 * opts.c (common_handle_option): Enable tree-based value transforms.
2006 * toplev.c (process_options): Ditto.
2007 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2008 refers to references to this type.
2009 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2010 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2011 for may_be_more, may_be_less.
2012 (rtl_gen_pow2_profiler): Adjust.
2013 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2014 (rtl_gen_one_value_profiler): Adjust.
2015 (rtl_gen_const_delta_profiler): Adjust.
2016 * tree-profile.c (tree_gen_interval_profiler): Implement.
2017 (tree_gen_pow2_profiler): Ditto.
2018 (tree_gen_one_value_profiler): Ditto.
2019 (tree_profiling): New.
2020 (pass_tree_profile): Reference it.
2021 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2023 (insn_divmod_values_to_profile): Rename to
2024 rtl_divmod_values_to_profile. Adjust.
2025 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2026 (insn_prefetch_values_to_profile): Adjust.
2027 (rtl_value_profile_transformations): Adjust.
2028 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2029 (gen_mod_pow2): Rename to rtl_mod_pow2.
2030 (gen_mod_subtract): Rename to rtl_mod_subtract.
2031 (divmod_fixed_value_transform): Rename to
2032 rtl_divmod_fixed_value_transform.
2033 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2034 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2035 (rtl_find_values_to_profile): Adjust.
2036 (tree_value_profile_transformations): Implement.
2037 (tree_divmod_values_to_profile): New.
2038 (tree_values_to_profile): New.
2039 (tree_divmod_fixed_value): New.
2040 (tree_mod_pow2): New.
2041 (tree_mod_subtract): New.
2042 (tree_divmod_fixed_value_transform): New.
2043 (tree_mod_pow2_value_transform): New.
2044 (tree_mod_subtract_transform): New.
2045 (tree_find_values_to_profile): Implement.
2046 * profile.c (instrument_values): Free histograms.
2047 (compute_value_histograms): Adjust. Implement tree version.
2049 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2051 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2052 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2053 variable. Output "fldcw" depending on round_mode.
2054 * config/i386/i386.md (UNSPEC_FIST): New.
2055 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2056 New isns patterns to implement lrint and llrint built-ins as x87
2058 (fistdi2, fist<mode>2 splitters): New splitters.
2059 (lrint<mode>2): New expanders.
2061 2005-03-28 Ian Lance Taylor <ian@airs.com>
2063 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2064 0 when calling final_scan_insn.
2066 2005-03-28 Jan Hubicka <jh@suse.cz>
2069 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2072 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2073 types where possible.
2075 2005-03-26 Per Bothner <per@bothner.com>
2077 Make -f[no-]show-column also control non-cpp diagnostics.
2078 * c.opt (fshow-column): Move option from here ...
2079 * common.opt (fshow-column): ... to here.
2080 * diagnostic.c (diagnostic_build_prefix): Only print column number
2081 if flag_show_column.
2083 2005-03-27 Steven Bosscher <stevenb@suse.de>
2085 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2086 vax_output_conditional_branch): New prototypes.
2087 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2088 extracted from vax.md mov and add patterns.
2089 (vax_output_conditional_branch): New function to output conditional
2090 branch instructions.
2091 * vax.md: Use mode macros for arithmetic and mov patterns.
2092 Use code macros for the jump patterns.
2094 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2096 * Makefile.in (libbackend.o): Depend on version files;
2097 add custom generation command.
2099 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2102 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2103 sure that we have a REG before getting its REGNO.
2105 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2107 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2108 * builtins.def (BUILT_IN_STRNDUP): New.
2110 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2112 PR tree-optimization/20470
2113 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2116 2005-03-25 Mike Stump <mrs@apple.com>
2118 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2121 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2123 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2124 Use our own structure definitions.
2126 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2127 (fix_truncdfsi2): Allow registers or memory as destination.
2128 When TARGET_PPC_GFXOPT, generate simplified pattern.
2129 (fix_truncdfsi2_internal): Use define_insn_and_split.
2130 (fix_truncdfsi2_internal_gfxopt): New.
2131 (fctiwz): Don't confuse register allocation by giving it no choices.
2133 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2134 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2135 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2136 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2138 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2140 * dominance.c (free_dominance_info): Speed up by freeing et
2141 data structures without maintaining other nodes.
2142 * et-forest.c (et_free_tree_force): New.
2143 * et-forest.h: Add a prototype for et_free_tree_force.
2145 * tree.c (get_set_constructor_bits,
2146 get_set_constructor_bytes): Remove.
2147 * tree.h: Remove the corresponding prototypes.
2149 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2152 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2153 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2154 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2155 PRE_DEC, NEG and NOT.
2157 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2159 * fold-const.c: Convert uses of fold (build (...)) to
2162 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2164 PR rtl-optimization/20249
2165 * cse.c (insert_regs): Do not record equivalence of registers in
2168 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2170 * emit-rtl.c (reverse_comparison): Remove.
2171 * rtl.h: Remove the corresponding prototype.
2173 2005-03-24 James E Wilson <wilson@specifixinc.com>
2175 * doc/install.texi (--enable-altivec): Delete docs.
2177 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2179 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2180 SFmode and DFmode before reload when
2181 flag_unsafe_math_optimizations not enabled.
2183 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2185 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2187 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2188 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2190 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2192 * configure.ac (enable-checking): Add 'runtime' option.
2193 * doc/install.texi (enable-checking): Document 'runtime' checking.
2194 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2195 * config.in: Regenerated.
2196 * configure: Regenerated.
2198 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2200 * optabs.h (enum optab_index): Remove OTI_llrint.
2201 (llrint_optab): Remove macro.
2202 * optabs.c (init_optabs): Remove llrint_optab initialization.
2203 * genopinit.c (optabs): Remove llrint_optab implementation.
2204 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2207 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2209 PR rtl-optimization/20532
2210 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2211 overflow when adding coefficients for PLUS or MINUS.
2212 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2215 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2217 * langhooks.h (truthvalue_conversion): Remove.
2218 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2219 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2220 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2221 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2222 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2224 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2226 * params.def: Fix a typo.
2227 * config/mips/mips.c: Follow the spelling convensions.
2228 * doc/invoke.texi: Fix typos.
2230 2005-03-18 Dale Johannese <dalej@apple.com>
2232 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2234 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2236 Fix PR tree-optimization/20601
2238 * tree-ssa-pre.c (insert_aux): Add missing condition to
2241 2005-03-23 Ian Lance Taylor <ian@airs.com>
2243 * final.c (final_scan_insn): Don't remove no-op instructions.
2244 * reload1.c (reload): Remove simple no-op instructions even when
2247 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2249 PR tree-optimization/20501
2250 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2251 reporting that peeling for alignment is applied moved to...
2252 * (vect_analyze_data_refs_alignment): Here.
2254 2005-03-23 Ian Lance Taylor <ian@airs.com>
2256 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2258 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2260 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2261 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2263 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2265 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2266 imply that this is called once, independent of asms in code.
2267 Adjust to now being pased output and input lists. Mention helper
2268 function decl_overlaps_hard_reg_set_p.
2269 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2270 hook_tree_tree_identity and to take three trees, returning third.
2271 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2273 * stmt.c: include hard-reg-set.h before tree.h.
2274 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2275 (decl_conflicts_with_clobbers_p): Call
2276 decl_overlaps_hard_reg_set_p.
2277 (expand_asm_operands): Pass output and input lists in call to
2278 targetm.md_asm_clobbers.
2279 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2280 hook_tree_tree_tree_tree_3rd_identity.
2281 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2283 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2284 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2285 parameters, first two unused.
2286 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2287 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2288 in constraint letters and MOF is not mentioned as a asm-declared
2289 register in neither of the input and output lists.
2291 2005-03-23 DJ Delorie <dj@redhat.com>
2293 * optabs.c (expand_binop): Make sure the first subword's result
2296 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2298 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2299 Call c_common_truthvalue_conversion rather than
2300 lang_hooks.truthvalue_conversion.
2301 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2302 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2304 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2305 c_common_truthvalue_conversion.
2306 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2307 c_parser_conditional_expression, c_parser_binary_expression): Call
2308 c_objc_common_truthvalue_conversion.
2309 * c-typeck.c (build_unary_op): Call
2310 c_objc_common_truthvalue_conversion.
2311 (build_conditional_expr): Do not call
2312 lang_hooks.truthvalue_conversion.
2313 (build_binary_op): Call c_common_truthvalue_conversion.
2314 (c_objc_common_truthvalue_conversion): Moved from
2315 c-objc-common.c. Call default_function_array_conversion instead
2316 of default_conversion.
2318 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2320 * c-common.h (default_conversion): Remove.
2321 (perform_integral_promotions): Add.
2322 * c-tree.h (default_conversion): Add.
2323 * c-typeck.c (perform_integral_promotions): New, split out from
2325 * c-common.c (check_case_value): Use perform_integral_promotions,
2326 not default_conversion.
2327 (c_add_case_label): Don't continue processing case label after
2328 found to be pointer.
2330 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2332 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2333 the prefix list if we have already added a multilib directory
2335 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2338 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2340 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2342 * reload.h: Remove the prototype for indirect_symref_ok.
2344 * reload1.c (indirect_symref_ok): Make it global.
2345 * reload.h: Add a prototype for indirect_symref_ok.
2347 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2349 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2352 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2354 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2356 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2358 * c-opts.c (c_common_parse_file): Only start/end main source file
2359 if debug hooks says the writer wants it.
2360 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2362 (xcoff_debug_hooks): Ditto.
2363 * debug.c (do_nothing_hooks): Ditto.
2364 * debug.h (gcc_debug_hooks): Ditto.
2365 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2366 * sdbout.c (sdb_debug_hooks): Ditto.
2367 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2369 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2371 * doc/extend.texi: Deprecate C++ min/max operators.
2373 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2375 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2376 artificial original candidates.
2378 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2379 Jan Hubicka <jh@suse.cz>
2380 Steven Bosscher <stevenb@suse.de>
2382 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2383 call cost based on argument sizes.
2384 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2386 * params.def: (max-inline-inssn-single): Set to 450.
2387 (max-inline-insns-auto): Set to 90.
2388 (max-inline-insns-recursive): Set to 450
2389 (max-inline-insns-recursive-auto): Set to 450.
2390 (large-function-insns): Set to 2700.
2391 (inline-call-cost): New parameter.
2392 * tree-inline.c (estimate_move_cost): New function.
2393 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2394 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2396 * tree-inline.h (estimate_move_cost): Declare.
2397 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2398 (max-inline-insns-auto): Change default to 90.
2399 (max-inline-insns-recursive): Change default to 450
2400 (max-inline-insns-recursive-auto): Change default to 450.
2401 (large-function-insns): Change default to 2700.
2402 (inline-call-cost): Document new parameter.
2404 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2406 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2407 (TARGET_DEFAULT): Delete.
2408 * config/i860/i860.opt: New file.
2410 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2412 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
2413 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2414 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2415 (frv_sched_lookahead): Delete.
2416 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2417 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2418 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2419 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2420 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2421 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2422 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2423 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2424 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2425 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2426 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2427 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2428 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2429 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2430 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2431 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2432 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2433 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2434 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2435 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2436 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2437 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2438 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2439 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2440 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2441 (frv_sched_lookahead): Delete.
2442 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2443 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2444 (frv_handle_option): New function. Move -mcpu= handling from...
2445 (frv_override_options): ...here. Remove handling of other
2447 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2448 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2449 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2450 and TARGET_NO_MULTI_CE.
2451 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2452 !TARGET_VLIW_BRANCH.
2453 * config/frv/frv.opt: New file.
2455 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2457 * fold-const.c (fold_ternary): Take decomposed arguments of
2459 (fold): Update a call to fold_ternary.
2461 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2462 * tree.h: Add corresponding prototypes.
2464 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2467 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2468 between jump table and its label.
2469 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2470 resp. ADDR_DIFF_VEC and the label preceeding it.
2471 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2472 is emitted in the right section.
2474 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2476 * fold-const.c (fold_unary, fold_binary): Update comments
2479 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2481 PR rtl-optimization/20527
2482 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2483 REG_INC note, test that the register also isn't mentioned in PRED
2486 2005-03-22 Ben Elliston <bje@au.ibm.com>
2488 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2491 2005-03-21 Mike Stump <mrs@apple.com>
2493 * varasm.c (default_assemble_visibility): Remove extra ().
2495 2005-03-21 Roger Sayle <roger@eyesopen.com>
2498 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2499 to determine whether a block can be duplicated, rather than test
2500 whether the block contains noncopyable insns ourselves.
2502 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2504 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2507 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2509 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2511 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2513 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2514 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2515 * config/fr30/fr30.opt: New file.
2517 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2519 Fix PR tree-optimization/20542
2521 * tree-flow-inline.h (overlap_subvar): Move to here.
2522 * tree-ssa-operands.c: From here.
2523 * tree-flow.h (overlap_subvar): Declare.
2524 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2525 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2526 for variables with subvars.
2528 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2531 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2532 * modulo-sched.c (const_iteration_count): Return on NULL
2534 (print_node_sched_params): Return on NULL dump_file.
2535 (generate_reg_moves): Handle reg-anti dependencies and disregard
2536 closing branch when generating register moves.
2537 (sms_schedule): Mark the SMSed block dirty.
2538 * passes.c (rest_of_handle_sms): Call update_life_info for all
2540 * testsuite/gcc.dg/20050321-1.c: New test.
2542 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2544 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2545 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2546 movqi_internal): Likewise.
2548 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2550 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2551 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2552 xtensa_b4const): Delete prototypes.
2553 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2554 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2555 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2556 xtensa_extra_constraint): New prototypes.
2557 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2558 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2559 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2560 move_operand, const_float_1_operand, fpmem_offset_operand,
2561 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2562 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2563 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2564 argument type to HOST_WIDE_INT.
2565 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2566 xtensa_mask_immediate): Likewise.
2567 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2568 Likewise. Also make these functions static.
2569 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2570 (xtensa_const_ok_for_letter_p): New.
2571 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2572 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2573 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2574 move_operand, const_float_1_operand, fpmem_offset_operand,
2575 branch_operator, ubranch_operator, boolean_operator): Move to
2577 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2578 (xtensa_mem_offset): Change return type to bool.
2579 (xtensa_extra_constraint): New.
2580 (gen_int_relational): Update type of const_range_p function pointer.
2581 Use xtensa_b4const_or_zero.
2582 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2583 xtensa_const_ok_for_letter_p. Update comments.
2584 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2585 (PREDICATE_CODES): Delete.
2586 * config/xtensa/xtensa.md: Include predicates.md.
2587 * config/xtensa/predicates.md: New file.
2589 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2591 * config/v850/v850-protos.h: Remove the prototypes for
2592 reg_or_int9_operand, reg_or_const_operand,
2593 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2594 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2595 movsi_source_operand, power_of_two_operand,
2596 not_power_of_two_operand, special_symbolref_operand,
2597 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2598 register_is_ok_for_epilogue.
2599 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2600 reg_or_int9_operand, reg_or_const_operand,
2601 call_address_operand, special_symbolref_operand,
2602 movsi_source_operand, power_of_two_operand,
2603 not_power_of_two_operand, register_is_ok_for_epilogue,
2604 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2605 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2607 * config/v850/v850.h (PREDICATE_CODES): Remove.
2608 * config/v850/v850.md: Include predicates.md.
2609 * config/v850/predicates.md: New.
2611 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2613 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2614 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2615 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2616 (itoolsdir, itoolsdatadir): Move definition above new first use.
2617 (install-itoolsdirs): New rule.
2618 (install-mkheaders): Depend on install-itoolsdirs, not
2619 install-include-dir.
2621 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2623 * tree-into-ssa.c: Remove obsolete comments.
2625 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2627 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2628 unrolling if -fpeel-loops is specified, too.
2629 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2630 Remove superfluous check for flag_unroll_loops.
2632 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2634 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2635 (lrint_optab, llrint_optab): Define corresponding macros.
2636 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2637 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2638 pattern and llrint_optab using llrintdi2 patterns.
2639 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2640 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2641 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2642 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2643 flag_unsafe_math_optimizations is set.
2645 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2647 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2648 simplify_logical, if_then_else_cond, known_cond,
2649 simplify_comparison): Adjust calls to reverse_comparison.
2650 Don't use combine_reversed_comparison_code).
2651 (combine_reversed_comparison_code): Remove.
2652 (reversed_comparison): Using reversed_comparison_code, move it...
2653 * jump.c (reversed_comparison): ... here.
2654 * rtl.h (reversed_comparison): Add prototype.
2656 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2658 * builtins.c (fold_builtin): Take decomposed arguments of
2660 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2661 * gimplify.c (gimplify_call_expr): Likewise.
2662 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2663 * tree.h: Update the prototype of fold_builtin.
2665 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2667 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2668 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2669 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2670 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2671 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2673 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2675 * builtins.c (fold_builtin_1): Take decomposed arguments of
2677 (fold_builtin): Update a call to fold_builtin_1.
2679 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2682 * gcov.c (output_lines): Only output function block summary when
2683 outputting branch information.
2684 * doc/gcov.texi: Document format of preamble and additional block
2687 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2689 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2690 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2691 the defaults false if BITS_PER_UNIT != 8.
2692 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2693 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2694 than BITS_PER_UNIT != 8.
2695 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2696 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2697 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2699 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2700 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2702 2005-03-20 Roger Sayle <roger@eyesopen.com>
2705 * fold-const.c (fold_binary): Fix type mismatch between
2706 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2707 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2708 for non-truth-valued expressions.
2710 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2711 and FUNCTION_DECL in the main switch.
2712 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2713 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2714 we also need to convert their operands to match.
2715 <TRUTH_NOT_EXPR>: Likewise.
2717 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2719 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2720 diagnostic without checking whether an lvalue.
2721 * c-common.h (lvalue_p): Remove.
2722 (enum lvalue_use): Update comment.
2723 (lvalue_or_else): Replace by lvalue_error.
2724 * c-typeck.c (lvalue_p): Make static.
2725 (lvalue_or_else): New. Call lvalue_error.
2727 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2729 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2730 (function_arg_advance): Use rs6000_parm_start.
2731 (function_arg, rs6000_arg_partial_bytes): Likewise.
2733 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2735 * c-common.c (check_case_value): Adjust comment about stripping
2737 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2738 * c-typeck.c (default_conversion, convert_arguments,
2739 build_modify_expr, convert_for_assignment, store_init_value,
2740 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2741 manually. Remove inaccurate comments.
2743 2005-03-20 Roger Sayle <roger@eyesopen.com>
2744 Joseph S. Myers <joseph@codesourcery.com>
2746 * varasm.c (do_assemble_alias): Restore comment describing function.
2747 Annotate the target parameter as potentially unused.
2749 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2752 * config/avr/avr.c (avr_output_function_prologue): Do not use
2753 current_function_name() in a label, use a local label instead.
2755 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2757 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2758 flag_finite_math_only, not flag_unsafe_math_optimizations.
2760 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2762 * builtins.c (fold_builtin_1): Update a call to
2763 targetm.fold_builtin.
2764 * hooks.c (hook_tree_tree_bool_null): Rename to
2765 hook_tree_tree_tree_bool_null. Take one more argument of type
2767 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2768 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2769 hook_tree_tree_tree_bool_null.
2770 * target.h (gcc_target): Update the prototype of fold_builtin.
2771 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2772 arguments of CALL_EXPR.
2773 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2776 2005-03-20 Jan Hubicka <jh@suse.cz>
2778 * cgraph.h (cgraph_node): Add prev_clone pointer.
2779 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2780 (cgraph_clone_node): Produce doubly linked chain.
2782 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2784 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2785 get_nonnull_operand, handle_sentinel_attribute,
2786 check_function_arguments_recurse): Do not strip NOPS from
2788 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2790 * c-format.c (get_constant): Likewise.
2791 * c-parser.c (c_parser_postfix_expression): Likewise.
2792 * c-typeck.c (set_init_index): Likewise.
2793 (convert_arguments): Don't check for NOP_EXPR containing integer
2796 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2798 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2799 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2800 Take decomposed arguments of CALL_EXPR.
2801 (fold_builtin_1): Update calls to the functions mentioned
2804 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2806 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2807 width to have integer type.
2808 (build_enumerator): Require enumerator value to have integer type.
2810 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2812 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2815 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2817 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2818 std=iso9899:199x): Correct descriptions.
2820 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2822 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2825 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2827 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2829 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2830 fold_builtin_memcpy.
2832 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2833 arguments of CALL_EXPR.
2834 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2835 fold_builtin_found, fold_builtin_1): Update calls to
2836 fold_trunc_transparent_mathfn.
2838 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2841 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2842 function pointers on targets that require function pointer
2844 (fold_sign_changed_comparison): Likewise.
2846 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2848 * combine.c (try_combine): When changing the mode of a hard reg, make
2849 sure that doing so is valid.
2851 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2853 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2854 (TARGET_HANDLE_OPTION): Override default.
2855 (avr_handle_option): New function.
2856 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2857 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2858 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2859 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2860 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2861 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2862 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2863 (TARGET_OPTIONS): Delete.
2864 * config/avr/avr.opt: New file.
2866 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2868 * config/m32r/m32r-protos.h: Remove the prototypes for
2869 call_address_operand, symbolic_operand, seth_add3_operand,
2870 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2871 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2872 two_insn_const_operand, move_src_operand,
2873 move_double_src_operand, move_dest_operand,
2874 eqne_comparison_operator, signed_comparison_operator,
2875 large_insn_p, conditional_move_operand, carry_compare_operand,
2876 m32r_block_immediate_operand, extend_operand,
2877 reg_or_eq_int16_operand, int8_operand, and
2878 reg_or_zero_operand.
2879 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2880 seth_add3_operand, int8_operand, cmp_int16_operand,
2881 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2882 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2883 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2884 move_double_src_operand, move_dest_operand,
2885 eqne_comparison_operator, signed_comparison_operator,
2886 extend_operand, small_insn_p, large_insn_p,
2887 conditional_move_operand, carry_compare_operand,
2888 m32r_block_immediate_operand): Move to predicates.md.
2889 (MAX_MOVE_BYTES): Move to m32r.h.
2890 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2891 * config/m32r/m32r.md: Include predicates.md.
2892 * config/m32r/predicates.md: New.
2894 2005-03-18 James E Wilson <wilson@specifixinc.com>
2897 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2900 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2902 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2903 call_address_operand, const_8bit_operand.
2904 * config/mn10300/mn10300.c (call_address_operand,
2905 const_8bit_operand, const_1f_operand): Move to predicates.md.
2906 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2907 * config/mn10300/mn10300.md: Include predicates.md.
2908 * config/mn10300/predicates.md: New.
2910 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2912 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2913 declarations in diagnostics and %E for identifiers, not %s.
2915 2005-03-18 Jan Hubicka <jh@suse.cz>
2916 Dale Johannesen <dalej@apple.com>
2918 * basic-block.h (scale_bbs_frequencies_int,
2919 scale_bbs_frequencies_gcov_type): Declare.
2920 * cfg.c (RDIV): New macro.
2921 (update_bb_frequency_for_threading): Fix.
2922 * basic-block.h (scale_bbs_frequencies_int,
2923 scale_bbs_frequencies_gcov_type): New.
2924 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2925 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2926 scale_bbs_frequencies_int.
2927 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2929 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2931 * config/m32r/m32r-protos.h: Remove the prototypes for
2932 call_address_operand, symbolic_operand, seth_add3_operand,
2933 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2934 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2935 two_insn_const_operand, move_src_operand,
2936 move_double_src_operand, move_dest_operand,
2937 eqne_comparison_operator, signed_comparison_operator,
2938 large_insn_p, conditional_move_operand, carry_compare_operand,
2939 m32r_block_immediate_operand, extend_operand,
2940 reg_or_eq_int16_operand, int8_operand, and
2941 reg_or_zero_operand.
2942 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2943 seth_add3_operand, int8_operand, cmp_int16_operand,
2944 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2945 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2946 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2947 move_double_src_operand, move_dest_operand,
2948 eqne_comparison_operator, signed_comparison_operator,
2949 extend_operand, small_insn_p, large_insn_p,
2950 conditional_move_operand, carry_compare_operand,
2951 m32r_block_immediate_operand): Move to predicates.md.
2952 (MAX_MOVE_BYTES): Move to m32r.h.
2953 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2954 * config/m32r/m32r.md: Include predicates.md.
2955 * config/m32r/predicates.md: New.
2957 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2959 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2960 symbolic_operand, symbolic_memory_operand,
2961 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2962 indexed_memory_operand, move_dest_operand, move_src_operand,
2963 prefetch_cc_operand, prefetch_nocc_operand,
2964 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2965 arith_operand, arith11_operand, pre_cint_operand,
2966 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2967 ireg_operand, int5_operand, uint5_operand, int11_operand,
2968 uint32_operand, arith5_operand, and_operand, ior_operand,
2969 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2970 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2971 shadd_operand, movb_comparison_operator,
2972 cmpib_comparison_operator): Move to predicates.md.
2973 (magic_milli, shadd_constant_p): Make it extern.
2974 * config/pa/pa.h (PREDICATE_CODES): Remove.
2975 * config/pa/pa.md: Include predicates.md.
2976 * config/pa/predicates.md: New.
2978 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2981 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2983 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2984 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2985 config/alpha/freebsd.h, config/alpha/linux.h,
2986 config/alpha/netbsd.h, config/alpha/osf5.h,
2987 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2988 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2989 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2990 doc/cppopts.texi: Update copyright.
2992 2005-03-18 Jan Hubicka <jh@suse.cz>
2995 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2997 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3000 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3002 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3005 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3007 * combine.c (gen_binary): Remove.
3008 (known_cond, simplify_shift_const, find_split_point,
3009 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3010 simplify_logical, expand_field_assignment, extract_left_shift,
3011 force_to_mode, if_then_else_cond, apply_distributive_law,
3012 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3013 simplify_comparison, reversed_comparison): Replace with
3014 simplify_gen_binary, simplify_gen_relational or
3015 distribute_and_simplify_rtx.
3016 (distribute_and_simplify_rtx): New function.
3018 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3019 Paolo Bonzini <gcc.gnu.org>
3021 * calls.c (setjmp_call_p, special_function_p): Update comments
3022 at the head of the functions.
3024 2005-03-18 Jan Hubicka <jh@suse.cz>
3026 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3028 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3029 function body should be released; do not proactively release function
3030 bodies in non-unit-at-a-time mode.
3032 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3034 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3035 mno-fp-ret-in-387 multilib variants.
3037 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3039 * common.opt (m): Remove.
3040 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3042 (common_handle_option): Remove OPT_m case.
3044 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3046 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3048 (fold_builtin_1): Update a call to fold_builtin_bitop.
3050 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3052 (fold_builtin_1): Update a call to fold_builtin_signbit.
3054 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3056 PR tree-optimization/20474
3057 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3058 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3060 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3062 * config/h8300/h8300-protos.h: Remove prototypes for
3063 general_operand_src, general_operand_dst, single_one_operand,
3064 single_zero_operand, call_insn_operand,
3065 two_insn_adds_subs_operand, small_call_insn_operand,
3066 jump_address_operand, bit_operand, bit_memory_operand,
3067 stack_pointer_operand, const_int_gt_2_operand,
3068 const_int_ge_8_operand, const_int_qi_operand,
3069 const_int_hi_operand, incdec_operand, bit_operator,
3070 nshift_operator, eqne_operator, gtle_operator,
3071 gtuleu_operator, iorxor_operator.
3072 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3073 h8300_ldm_stm_parallel.
3074 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3076 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3077 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3078 (h8300_ldm_stm_parallel): Make it extern.
3079 (h8300_ldm_parallel, h8300_stm_parallel,
3080 h8300_return_parallel, general_operand_src,
3081 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3082 nibble_operand, reg_or_nibble_operand, single_one_operand,
3083 single_zero_operand, call_insn_operand,
3084 two_insn_adds_subs_operand, small_call_insn_operand,
3085 jump_address_operand, bit_operand, bit_memory_operand,
3086 stack_pointer_operand, const_int_gt_2_operand,
3087 const_int_ge_8_operand, const_int_qi_operand,
3088 const_int_hi_operand, incdec_operand, eqne_operator,
3089 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3090 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3091 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3092 nshift_operator): Move to predicates.md.
3093 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3094 * config/h8300/h8300.md: Include predicates.md.
3095 * config/h8300/predicates.md: New.
3097 2005-03-17 Richard Henderson <rth@redhat.com>
3099 * config.gcc (ia64*-*-hpux*): Add extra_options.
3100 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3101 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3102 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3103 (ia64_tls_size_string, ia64_tune_string): Remove.
3104 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3105 (TARGET_DEFAULT_TARGET_FLAGS): New.
3106 (TARGET_HANDLE_OPTION): New.
3107 (ia64_override_options): Move options parsing ...
3108 (ia64_handle_option): ... here. New.
3109 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3110 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3111 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3112 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3113 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3114 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3115 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3116 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3117 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3118 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3119 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3120 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3121 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3122 TARGET_EARLY_STOP_BITS): Remove.
3123 (TARGET_ILP32): Default false.
3124 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3125 (enum ia64_inline_type): New.
3126 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3127 * config/ia64/ia64.md: Update for new definitions of
3128 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3129 * config/ia64/ia64.opt: New file.
3130 * config/ia64/ilp32.opt: New file.
3132 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3135 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3137 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3139 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3140 instead of MASK_H8300S.
3141 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3142 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3143 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3144 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3145 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3146 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3147 TARGET_SWITCHES): Remove.
3148 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3150 * config/h8300/h8300.opt: New.
3152 * config/alpha/alpha.opt, config/arc/arc.opt,
3153 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3156 2005-03-17 Ian Lance Taylor <ian@airs.com>
3160 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3162 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3163 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3164 (TARGET_HANDLE_OPTION): Override default.
3165 (arc_handle_option): New function.
3166 (arc_init): Remove code to set arch_cpu_string.
3167 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3168 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3169 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3170 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3171 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3172 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3173 (arc_rodata_string, TARGET_OPTIONS): Delete.
3174 * config/arc/arc.opt: New file.
3176 2005-03-17 Richard Henderson <rth@redhat.com>
3178 * doc/extend.texi (Weak Pragmas): New section.
3179 (attribute alias): Clarify that target must be in the same
3182 2005-03-17 Richard Henderson <rth@redhat.com>
3184 * config/alpha/alpha.opt: New file.
3185 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3187 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3188 alpha_fprm_string, alpha_fptm_string): Make static.
3189 (alpha_tls_size_string): Remove.
3190 (alpha_handle_option): New.
3191 (override_options): Update for alpha_cpu/alpha_tune split.
3192 (alpha_file_start): Likewise.
3193 (TARGET_DEFAULT_TARGET_FLAGS): New.
3194 (TARGET_HANDLE_OPTION): New.
3195 * config/alpha/alpha.h (alpha_tune): Declare.
3196 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3197 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3198 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3199 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3200 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3201 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3202 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3203 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3204 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3205 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3206 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3207 (TARGET_DEFAULT): Remove MASK_FP.
3208 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3209 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3210 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3211 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3212 alpha_tls_size_string): Remove.
3213 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3214 (attribute tune): Rename from attribute cpu.
3215 * config/alpha/ev4.md: Update to match.
3216 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3217 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3218 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3219 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3220 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3221 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3223 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3225 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3226 and return without creating new state if before_nops_num is nonzero.
3227 * config/ia64/ia64.md (first_insn): New attribute.
3228 (alloc): Set it to yes.
3230 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3232 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3233 STMT_VINFO_SUBVARS to NULL.
3234 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3236 2005-03-16 Dale Johannesen <dalej@apple.com>
3238 * rtlanal.c (find_first_parameter_load): Rewrite to
3239 return actual first param load or the call if none,
3240 instead of first in block, when not all loads exist.
3242 2005-03-16 Roger Sayle <roger@eyesopen.com>
3244 * optabs.c (expand_copysign_absneg): Make static.
3245 * optabs.h (expand_copysign_absneg): Delete prototype.
3246 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3248 2005-03-16 Richard Henderson <rth@redhat.com>
3251 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3252 (alias_pairs): Rename from output_defs.
3253 (find_decl_and_mark_needed): Split out from assemble_alias.
3254 (do_assemble_alias): New.
3255 (assemble_output_def): Remove.
3256 (finish_aliases_1, finish_aliases_2): New.
3257 (process_pending_assemble_output_defs): Remove.
3258 (assemble_alias): Defer aliases for which we don't yet have a
3259 non-external decl for the target symbol.
3260 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3261 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3262 * toplev.c (compile_file): Use finish_aliases_2 instead of
3263 process_pending_assemble_output_defs.
3264 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3265 (process_pending_assemble_output_defs): Remove.
3267 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3269 Fix PR tree-optimization/20489
3271 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3272 for empty structures.
3274 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3276 Fix PR tree-optimization/20490
3278 * tree-ssa-pre.c (create_expression_by_pieces): Use
3279 force_gimple_operand on result of fold.
3281 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3283 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3284 of closing parenthesis.
3286 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3288 * builtins.c (expand_movstr): Update a call to
3289 fold_builtin_strcpy.
3290 (expand_builtin_strncpy): Update a call to
3291 fold_builtin_strncpy.
3292 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3293 arguments of CALL_EXPR.
3294 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3295 fold_builtin_strncpy.
3296 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3297 * tree.h: Update the prototypes of fold_builtin_strcpy and
3298 fold_builtin_strncpy.
3300 2005-03-16 Steven Bosscher <stevenb@suse.de>
3301 Dorit Naishlos <dorit@il.ibm.com>
3303 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3304 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3307 2005-03-16 Steven Bosscher <stevenb@suse.de>
3309 * tree-inline.c (walk_type_fields, walk_tree,
3310 walk_tree_without_duplicates): Move from here...
3311 * tree.c: ...to here.
3313 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3315 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3316 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3317 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3318 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3319 (version): Define using $(BASEVER_c).
3320 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3322 (version.o): Depend on version files; add custom generation command.
3323 (prefix.o): Define BASEVER on command line.
3324 (s-iov): Depend on version files; adjust command.
3325 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3327 (gcc-vers.texi): New rule.
3328 (doc/%.info, doc/%.dvi): Add -I . to command line.
3329 (doc/gccinstall.dvi): Likewise.
3330 (PACKAGE): Delete. All uses replaced with "gcc".
3331 * aclocal.m4: Do not include gcc-version.m4.
3332 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3333 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3334 Set is_release based on contents of DEV-PHASE.
3335 Set gcc_version based on contents of BASE-VER.
3336 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3337 * config.in, configure: Regenerate.
3338 * gccbug.in: Determine version of GCC in use at runtime.
3339 * gcov-iov.c: Get version number and development phase from
3340 command line, not by including version.c.
3341 * intl.c: Replace all uses of PACKAGE with "gcc".
3342 * libada-mk.in: Delete unused "gcc_version" variable.
3343 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3344 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3345 commentary to match.
3346 (version_string): Put together from pieces.
3347 * config/alpha/x-vms: Do not use $(gcc_version).
3348 * config/i386/t-nwld: Likewise.
3349 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3350 version-GCC and DEVELOPMENT.
3352 2005-03-15 Roger Sayle <roger@eyesopen.com>
3354 PR tree-optimization/17454
3355 * tree.c (tree_size): Add case for TREE_BINFO.
3356 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3357 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3359 2005-03-15 Roger Sayle <roger@eyesopen.com>
3361 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3362 op1 whilst expanding the signed widenening multiply variant.
3364 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3366 * toplev.c (display_target_options): Avoid unused variable warning if
3367 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3368 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3369 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3370 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3371 (mips_isa_info): New variable.
3372 (mips_parse_cpu): Remove the first argument and leave the caller
3374 (TARGET_HANDLE_OPTION): Override default.
3375 (mips_handle_option): New function. Move option validation code from...
3376 (override_options): ...here. Update calls to mips_parse_cpu.
3377 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3378 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3379 (SUBTARGET_TARGET_OPTIONS): Delete.
3380 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3381 (mno-flush-func, mtune=): New options.
3383 2005-03-15 Roger Sayle <roger@eyesopen.com>
3384 Richard Henderson <rth@redhat.com>
3386 * real.c (c4x_single_format, c4x_extended_format): Provide values
3387 for signbit_ro for c4x's single and extended floating point formats.
3388 * optabs.c (expand_copysign): Use the floating point format's
3389 signbit_ro for expanding via expand_copysign_absneg, and it's
3390 signbit_rw field for expanding via expand_copysign_bit.
3392 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3394 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3395 known_alignment_for_access_p.
3396 (known_alignment_for_access_p): New.
3397 (do_peeling_for_alignment): Field made int instead of bool and renamed
3398 to peeling_for_alignment.
3399 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3400 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3401 functionality used to be in vect_analyze_operations.
3402 (vect_analyze_operations): Code to determine vectorization factor was
3403 moved to vect_determine_vectorization_factor.
3404 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3405 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3407 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3408 be part of vect_analyze_operations).
3409 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3410 creating the guard condition, as the number of iterations may be
3412 (slpeel_tree_peel_loop_to_edge): Use new name of
3413 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3414 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3415 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3416 (vect_do_peeling_for_alignment): Use fold.
3417 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3419 (vect_update_inits_of_dr): Renamed to
3420 vect_update_init_of_dr.
3421 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3422 (vectorizable_store): Fix assertion to use == instead of =.
3424 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3426 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3427 call_used_regs for wCG registers.
3429 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3431 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3432 for non-offsettable memory references to cope with outstanding reload
3433 replacements, take 2.
3435 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3438 * config/i386/i386.h (x86_fisttp): New.
3439 (TARGET_FISTTP): New macro.
3440 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3441 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3442 instruction when fisttp flag is set.
3443 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3445 * config/i386/i386.md (type attribute): Add fisttp.
3446 (unit attribute): Set to i387 for fisttp type.
3447 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3448 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3450 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3451 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3453 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3454 patterns for TARGET_FISTTP. Enable patterns for
3455 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3456 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3457 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3458 implement fisttp x87 insn.
3459 (fix_trunc*_i387_fisttp splitters): New patterns.
3460 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3461 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3462 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3464 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3465 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3466 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3467 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3468 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3469 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3470 Disable patterns for TARGET_FISTTP.
3471 (fix_trunc*_i387 splitters): Implement usign mode macros.
3472 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3473 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3474 (fix_trunx*_sse peephole2s): Implement using mode macros.
3476 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3478 PR rtl-optimization/20291
3479 * combine.c (try_combine): If splitting fails, re-try with
3480 original combined pattern, i.e. before clobber stripping.
3482 2005-03-14 Eric Christopher <echristo@redhat.com>
3484 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3485 STACK_GROWS_DOWNWARD.
3487 2005-03-14 Roger Sayle <roger@eyesopen.com>
3489 * real.h (struct real_format): Split the signbit field into two
3490 two fields, signbit_ro and signbit_rw.
3491 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3492 mips_double_format, ieee_extended_motorola_format,
3493 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3494 ieee_extended_intel_128_format, ibm_extended_format,
3495 mips_extended_format, ieee_quad_format, mips_quad_format,
3496 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3497 i370_double_format, c4x_single_format, c4x_extended_format,
3498 real_internal_format): Update initializers for new field.
3499 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3500 real_format structure.
3501 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3502 field of the real_format structure.
3504 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3506 Fix PR tree-optimization/20458
3508 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3509 DECL_EXTERNAL on STRUCT_FIELD tags.
3510 (clear_call_clobbered): Ditto.
3511 * tree-ssa-operands.c (note_addressable): Make sure the original
3512 variable doesn't slip into the addressable list if we have
3514 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3517 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3519 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3520 (-fwide-exec-charset): Likewise.
3521 (-finput-charset): Likewise.
3522 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3523 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3524 * c.opt (Wnormalized): New.
3526 2005-03-14 Devang Patel <dpatel@apple.com>
3528 * doc/invoke.texi: Add reference to Visibility document.
3530 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3532 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3533 MASK_SPLIT_ADDRESSES.
3534 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3535 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3536 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3537 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3538 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3539 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3540 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3541 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3542 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3543 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3544 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3545 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3546 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3547 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3548 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3549 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3550 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3551 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3552 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3553 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3554 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3555 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3556 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3557 (TARGET_EXPLICIT_RELOCS): Delete.
3558 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3559 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3560 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3561 (override_options): Set MASK_LONG64 if -mint64 is given and no
3562 -mlongXX option is. Complain about -mint64 -mlong32.
3563 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3564 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3565 * config/mips/mips.opt: New file.
3567 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3569 * config.gcc (extra_options): New variable for listing option files.
3570 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3571 * configure.ac (extra_opt_files): New AC_SUBST variable.
3572 (tm_file_list, tm_include_list): Include options.h first.
3573 * configure: Regenerate.
3574 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3575 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3576 (s-options-h): New rule.
3577 (options.h): Depend on it.
3578 (TEXI_GCCINT_FILES): Add options.texi.
3579 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3580 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3581 * target.h (gcc_target): Add default_target_flags and handle_option.
3582 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3583 (TARGET_HANDLE_OPTION): New macros.
3584 (TARGET_INITIALIZER): Include them.
3585 * opt-functions.awk (opt_args, nth_arg): New functions.
3586 (switch_flags): Handle the "Target" flag.
3588 (var_name): Use opt_args and nth_arg.
3589 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3590 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3591 macros for the "Mask" and "InverseMask" options.
3592 * opts.h (cl_var_cond): New enum.
3593 (cl_option): Replace the "has_set_value" and "set_value" fields with
3594 "var_cond" and "var_value".
3595 (CL_TARGET): New macro.
3596 (option_enabled, print_filtered_help): Declare.
3597 (decode_options): Move definition.
3598 * opts.c (handle_option): Search for the original option before
3599 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3600 var_cond and var_value fields. Use targetm.handle_option to handle
3602 (decode_options): Set target_flags to targetm.default_target_flags.
3603 (print_filtered_help): Make global. Handle CL_TARGET.
3604 (option_enabled): New function.
3605 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3606 (display_target_options, set_target_switch, print_switch_values)
3607 (default_pch_valid_p): Guard uses of target_switches with
3608 #ifdef TARGET_SWITCHES. Also...
3609 (display_target_options): Display the CL_TARGET entries in cl_options.
3610 (set_target_option): Don't complain about the "" option when
3611 TARGET_SWITCHES is undefined.
3612 (print_switch_values): Use option_enabled.
3613 (default_pch_valid_p): Check cl_options[] when looking for something
3614 that has changed the value of target_flags.
3615 * c.opt: Remove documentation from top of file.
3616 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3617 * doc/sourecebuild.texi: Refer to the new options documentation
3618 instead of c.opt. Document machine-specific .opt files.
3619 * doc/tm.texi (target_flags): Say that this variable is declared
3621 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3622 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3624 * doc/options.texi: New file.
3626 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3629 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3632 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3635 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3636 temporary variable of pointer type if an lvalues is required.
3637 (gimplify_modify_expr_rhs): Request an rvalue from it.
3638 (gimplify_expr): Pass fallback on.
3640 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3642 * cfgbuild.c: Update comments.
3644 2005-03-14 Roger Sayle <roger@eyesopen.com>
3646 PR rtl-optimization/17236
3647 * optabs.c (expand_doubleword_mult): New helper function split out
3648 from expand_binop. Permute the order in which instructions are
3649 emitted to minimize the number of simultaneously live registers.
3650 (expand_binop): Call expand_doubleword_mult to synthesize a double
3651 word multiplication.
3653 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3655 * basic-block.h: Update the prototypes of cached_make_edge and
3657 * cfg.c (cached_make_edge): Take edge_cache representing one
3658 row of the adjacency matrix of edges.
3659 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3660 (make_edges): Initialize edge_cache to represent one row of
3661 the adjacency matrix of edges.
3663 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3665 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3667 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3668 Remove unused removed_phis variable.
3669 (conditional_replacement): Use build1/build2.
3670 (abs_replacement): Use last_and_only_stmt and build1/build2.
3672 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3674 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3675 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3676 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3677 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3678 * c-common.c (handle_novops_attribute): New function.
3679 (c_common_attribute_table): Add "no vops" entry.
3680 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3681 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3682 * tree-ssa-operands.c (get_call_expr_operands): Do not
3683 create virtual operands for calls with ECF_NOVOPS flag.
3684 * tree.h (DECL_IS_NOVOPS): New macro.
3685 (struct tree_decl): Add novops_flag.
3686 (ECF_NOVOPS): New constant.
3688 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3691 * config/i386/i386.c (x86_use_himode_fiop): New.
3692 (x86_use_simode_fiop): Rename from x86_use_fiop.
3693 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3694 (TARGET_USE_HIMODE_FIOP): New.
3695 (x86_use_simode_fiop): Rename from x86_use_fiop.
3696 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3698 * config/i386/i386.md (X87MODEI12): New mode macro define.
3699 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3700 to implement x87 FP compare with HImode input operands.
3701 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3702 Use X87MODEI12 mode macro to handle HImode input operands.
3703 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3704 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3705 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3706 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3707 macro to implement x87 operators with HImode input operands.
3708 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3711 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3713 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3715 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3716 constants invariant.
3718 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3720 * basic-block.h (BB_VISITED): Removed.
3721 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3723 2005-03-14 Falk Hueffner <falk@debian.org>
3726 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3728 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3730 * ggc-zone.c: Fix comment typos.
3732 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3733 stringpool.c, config/mips/mips-protos.h: Update copyright.
3735 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3737 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3738 throughout with its typedef, "rtx".
3739 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3740 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3741 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3742 regs in comment to match code.
3744 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3746 * except.c (check_handled): Make it static.
3747 * except.h: Remove the corresponding prototype.
3749 * function.c (get_func_frame_size): Make it static.
3750 * function.h: Remove the corresponding type.
3752 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3754 * hard-reg-set.h: Remove the corresponding declarations.
3756 * tree-cfg.c (verify_stmts): Check that
3757 bb_for_stmt (stmt) == bb for every PHI node and statement.
3759 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3761 * config.gcc: Remove excess indentation.
3762 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3764 2005-03-13 Roger Sayle <roger@eyesopen.com>
3767 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3768 * fold-const.c (fold_sign_changed_comparison): Likewise.
3769 (fold_binary): Optimize comparisons against widened operands if
3770 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3772 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3774 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3775 (sparc_override_options): Initialize it.
3776 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3778 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3780 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3781 (reg_or_none500mem_operand): New predicate.
3782 (zero_reg_mem_operand): New predicate.
3783 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3784 to reg_or_none500mem_operand.
3785 (extendsfdf2_fpr): Add MEM alternative.
3786 (extenddftf2_internal): Change operand2 predicate to
3787 zero_reg_mem_operand.
3789 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3791 * ggc-zone.c: Rewritten.
3793 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3795 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3796 * config.in: Regenerated.
3797 * configure: Regenerated.
3798 * gengtype.c (write_types_process_field, write_func_for_structure):
3799 Pass new argument to gt_pch_note_object.
3800 * ggc-common.c (struct ptr_data): Add TYPE.
3801 (gt_pch_note_object): Take TYPE argument and save it.
3802 (call_count): Update call to ggc_pch_count_object.
3803 (call_alloc): Update call to ggc_pch_alloc_object.
3804 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3806 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3807 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3808 (ggc_alloc_zone_stat): Delete.
3809 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3810 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3811 (ggc_pch_alloc_object): Update prototypes.
3812 (garbage_zone): Delete.
3813 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3814 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3816 (tree_id_zone): New variable.
3817 (ggc_alloc_cleared_zone): Remove unused.
3818 (ggc_alloc_zone): Define.
3819 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3820 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3821 ggc_alloc_zone_stat.
3822 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3823 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3824 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3825 (make_node_stat): Likewise. Use tree_id_zone.
3827 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3828 Joseph S. Myers <joseph@codesourcery.com>
3830 * configure.ac: Check for MIPS TLS.
3831 * configure: Regenerated.
3832 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3833 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3834 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3835 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3836 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3837 (mips_classify_symbol, mips_symbolic_constant_p)
3838 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3839 (mips_tls_operand_p, mips_call_tls_get_addr)
3840 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3841 (mips_tls_symbol_ref_1): New functions.
3842 (mips_legitimize_address, mips_legitimize_const_move): Call
3843 mips_legitimize_tls_address.
3844 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3846 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3847 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3848 (mips_char_to_class): Document V1_REG.
3849 (HAVE_AS_TLS): Provide default.
3850 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3852 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3854 (tls_get_tp_<mode>): New instruction.
3856 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3858 * configure.ac: Update checks for target tools.
3859 * configure: Regenerated.
3861 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3863 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3865 2005-03-13 Roger Sayle <roger@eyesopen.com>
3867 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3868 more classes of DImode multiplication by constant. Allow both
3869 multiplication by small negative constants (by performing a
3870 multiplication by a positive constant and negating the result) and
3871 multiplications by large powers of two, by using a left shift.
3873 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3875 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3876 of basic blocks into work_stack.
3878 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3879 config/mips/vr.h: Update copyright.
3881 * c-decl.c (c_init_decl_processing): Remove useless calls to
3882 build_function_type.
3884 * builtins.c (fold_trunc_transparent_mathfn,
3885 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3886 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3887 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3888 fold_builtin_strcpy, fold_builtin_strncpy,
3889 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3892 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3895 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3896 variable determinant.
3898 * tree-cfg.c (group_case_labels): Remove local variable type.
3900 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3903 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3906 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3909 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3910 (*movmemqi_insn): Delete.
3911 (*movmemhi): Delete.
3913 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3915 * builtins.c (fold_builtin_classify): Take decomposed
3916 arguments of CALL_EXPR.
3917 (fold_builtin_1): Update a call to fold_builtin_classify.
3919 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3922 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3923 through into call to parser_xref_tag after parse error.
3924 (c_parser_struct_declaration): Consistently return NULL_TREE on
3927 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3929 * tree-flow-inline.h (ref_contains_array_ref): New function.
3930 (lookup_subvars_for_var): Ditto.
3931 (get_subvars_for_var): Ditto.
3932 (var_can_have_subvars): Ditto.
3934 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3935 (struct subvar): New type.
3937 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3939 * tree-optimize.c (init_tree_optimization_passes): Call
3940 pass_create_structure_vars.
3942 * tree-ssa-alias.c: Include vec.h.
3943 (init_alias_info): Don't auto-clear call clobbered on struct-field
3945 (compute_flow_insensitive_aliasing): Handle subvars.
3946 (group_aliases): Handle STRUCT_FIELD aliases.
3947 (setup_pointers_and_addressables): Ditto.
3948 Don't mark variables non-addressable if they still have
3949 addressable subvars.
3950 Also mark subvars addressable when the real variable is marked
3952 (add_pointed_to_var): Try to prune the pointed-to set by only
3953 pointing to subvars when possible.
3954 Otherwise, make sure we set addresses_needed and pt_vars to
3955 properly include subvars.
3956 (bitpos_of_field): New function.
3957 (push_fields_onto_fieldstack): Ditto.
3958 (get_or_create_used_part_for): Ditto.
3959 (create_overlap_variables_for): Ditto.
3960 (find_used_portions): Ditto.
3961 (create_structure_vars): Ditto.
3962 (pass_create_structure_vars): New structure.
3964 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3965 (get_expr_operands): Handle subvars. Also try to turn
3966 COMPONENT_REF accesses into must-defs now that we can accurately
3968 (note_addressable): Try to only mark as addressable those subvars
3969 we know a COMPONENT_REF touches.
3970 (overlap_subvar): New function.
3972 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3973 Handle subvar storing.
3974 (vect_address_analysis): Update caller of vect_object_analysis.
3976 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3978 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3979 (STMT_VINFO_SUBVARS): New macro.
3981 * common.opts: add flag_tree_salias.
3983 * opts.c (decode_options): flag_tree_salias defaults to on.
3985 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3987 * doc/tree-ssa.texi: Document structural alias analysis.
3989 2005-03-12 Steven Bosscher <stevenb@suse.de>
3991 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3992 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3993 * tree-ssa-operands.c (get_expr_operands): Likewise.
3994 (get_expr_operands): Likewise for ERROR_MARK.
3996 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3998 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4001 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4004 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4005 (mark_operand_necessary): Remove local variable ver.
4007 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4008 variable prefix_len.
4010 * value-prof.c (mod_subtract_transform): Remove local variable
4013 * builtins.c (fold_builtin_exponent): Take decomposed
4014 arguments of CALL_EXPR.
4015 (fold_builtin_1): Update a call to fold_builtin_exponent.
4017 * builtins.c (fold_builtin_logarithm): Take decomposed
4018 arguments of CALL_EXPR.
4019 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4021 * c-decl.c (c_init_decl_processing): Remove local variables
4022 ptr_ftype_void and ptr_ftype_ptr.
4024 * gimplify.c (gimplify_expr): Remove local variables r0 and
4027 * reg-stack.c (move_for_stack_reg): Remove local variable
4029 (compare_for_stack_reg): Remove local variable flags_user.
4030 (convert_regs_1): Remove local variable deleted.
4032 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4034 (combine_blocks): Remove local variables exits and new_e.
4036 * tree-inline.c (expand_call_inline): Remove local variable
4039 * tree-ssa-live.c (create_ssa_var_map,
4040 calculate_live_on_entry): Remove local variable snn.
4042 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4044 * c-lex.c (c_lex_with_flags): Add parameter to call to
4047 2005-03-11 Per Bothner <per@bothner.com>
4049 * c-tree.h (struct c_declarator): New id_loc field.
4050 * c-pragma.h (c_lex_with_flags): Take position reference.
4051 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4052 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4053 (c_lex): Pass dummy location to c_lex_with_flags.
4054 * c-parser.c (c_lex_one_token): Set c_token's location using
4055 c_lex_with_flags, instead of input_location, which might be "ahead".
4056 (c_parser_direct_declarator): Set declarator's id_loc from
4058 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4059 declarator's id_loc, rather than probably-imprecise input_location.
4060 (build_id_declarator): Initialize c_declarator's id_loc field.
4062 2005-03-11 Roger Sayle <roger@eyesopen.com>
4065 * builtins.c (expand_builtin_signbit): Force the signbit's word
4066 into an integer register to avoid SUBREGs of floating point modes.
4068 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4070 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4071 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4072 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4073 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4075 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4077 PR rtl-optimization/20306
4078 * expr.c (emit_move_complex): Set try_int false if mode is
4079 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4080 emit_block_move if try_int is true.
4082 2005-03-11 Richard Henderson <rth@redhat.com>
4085 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4086 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4089 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4091 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4092 (TARGET_FIX_VR4130): New macro.
4093 (TARGET_OPTIONS): Add -mfix-vr4130.
4094 (ISA_HAS_MACCHI): New macro.
4095 (ASM_SPEC): Add -mfix-vr4130.
4096 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4097 (override_options): Handle mips_fix_vr4130_string.
4098 (mips_avoid_hazards): Clear all_noreorder_p
4099 if we're working around VR4130 errata and the macc alternatives
4101 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4102 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4103 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4104 (MULTILIB_DEFAULTS): Remove leading "march=".
4105 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4106 if no architecture option is given.
4107 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4109 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4110 * doc/invoke.texi: Document -mfix-vr4130.
4112 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4114 * config/mips/mips.c (override_options): Only warn about -mint64
4115 deprecation if TARGET_INT64.
4117 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4119 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4120 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4121 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4122 are non-specific regarding the nonnull parameter positions.
4123 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4124 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4125 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4126 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4128 * builtins.def: Use the non-specific "nonnull" attibute lists.
4130 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4132 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4133 single_pred_edge, single_succ, single_pred): Improve comments.
4135 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4137 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4138 single_pred_edge, single_succ, single_pred): New inline functions.
4139 * bb-reorder.c (rotate_loop, find_traces_1_round,
4140 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4141 duplicate_computed_gotos): Use the single_succ/pred functions.
4142 * cfganal.c (forwarder_block_p): Ditto.
4143 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4144 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4145 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4146 merge_seq_blocks): Ditto.
4147 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4148 * cfglayout.c (fixup_reorder_chain): Ditto.
4149 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4150 canonicalize_loop_headers, verify_loop_structure): Ditto.
4151 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4152 mfb_update_loops, create_preheader, force_single_succ_latches,
4153 create_loop_notes): Ditto.
4154 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4155 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4156 commit_one_edge_insertion, purge_dead_edges,
4157 cfg_layout_can_merge_blocks_p): Ditto.
4158 * except.c (sjlj_emit_function_enter): Ditto.
4159 * flow.c (init_propagate_block_info): Ditto.
4160 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4161 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4162 insert_insn_end_bb): Ditto.
4163 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4164 find_if_case_2): Ditto.
4165 * lambda-code.c (perfect_nestify): Ditto.
4166 * lcm.c (optimize_mode_switching): Ditto.
4167 * loop-doloop.c (doloop_modify): Ditto.
4168 * loop-init.c (loop_optimizer_init): Ditto.
4169 * loop-iv.c (simplify_using_initial_values): Ditto.
4170 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4171 * loop-unswitch.c (unswitch_loop): Ditto.
4172 * modulo-sched.c (generate_prolog_epilog): Ditto.
4173 * predict.c (combine_predictions_for_insn, estimate_probability,
4174 tree_estimate_probability, last_basic_block_p,
4175 estimate_bb_frequencies): Ditto.
4176 * profile.c (branch_prob): Ditto.
4177 * regrename.c (copyprop_hardreg_forward): Ditto.
4178 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4179 * tracer.c (layout_superblocks): Ditto.
4180 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4181 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4182 cleanup_control_expr_graph, disband_implicit_edges,
4183 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4184 tree_verify_flow_info, tree_make_forwarder_block,
4185 tree_forwarder_block_p, remove_forwarder_block,
4186 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4187 * tree-if-conv.c (tree_if_conversion): Ditto.
4188 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4189 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4190 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4191 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4192 copy_loop_headers): Ditto.
4193 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4194 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4195 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4196 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4197 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4198 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4199 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4200 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4201 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4202 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4203 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4204 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4205 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4206 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4207 slpeel_add_loop_guard): Ditto.
4209 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4211 PR tree-optimization/15784
4212 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4215 * stmt.c (expand_case): Don't change index_type. Convert minval
4218 PR tree-optimization/20130
4219 * fold-const.c (fold): Fold x * -1 into -x.
4221 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4223 PR rtl-optimization/20331
4224 * rtlanal.c (modified_between_p): Check its address first for MEM.
4225 (modified_in_p): Likewise.
4227 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4229 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4231 2005-03-10 Steven Bosscher <stevenb@suse.de>
4233 * expr.c (expand_expr_real_1): If possible, use a conditional
4234 move for expanding MIN_EXPR and MAX_EXPR.
4235 Use temp for moving around rtx-en.
4237 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4240 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4243 2005-03-10 Roger Sayle <roger@eyesopen.com>
4245 * builtins.c (expand_builtin_signbit): Extend to handle floating
4246 point modes wider than the largest integer type, using the
4247 operand_subword_force function to obtain the signbit's word.
4249 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4252 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4253 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4255 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4257 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4259 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4261 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4263 (perform_edge_inserts): Unconditionally call
4264 free_dominator_info.
4266 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4268 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4270 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4272 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4274 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4276 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4278 (rtl_register_value_prof_hooks,
4279 tree_value_profile_transformations,
4280 tree_register_value_prof_hooks): Likewise.
4281 * var-tracking.c (stack_adjust_offset_pre_post,
4282 variable_htab_free, variable_union, dataflow_set_different_2,
4283 count_uses, variable_was_changed, set_frame_base_location,
4284 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4285 vt_add_function_parameters): Likewise.
4286 * varasm.c (named_section_real, named_section, make_decl_rtl,
4287 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4288 const_hash_1, compare_constant, copy_constant, force_const_mem,
4289 output_constant_pool_2, output_constant_pool_1, output_constant,
4290 output_constructor, make_decl_one_only, decl_tls_model,
4291 default_no_named_section, default_elf_select_section_1,
4292 default_unique_section_1): Likewise.
4293 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4294 * vmsdbgout.c (addr_const_to_string): Likewise.
4297 * function.c (struct assign_parm_data_one): Remove last_named
4299 (assign_parm_find_data_types): Don't determine last_named.
4300 Reorder named_parm determination.
4301 (assign_parms): Only setup varargs on the last non-varadic
4304 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4306 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4307 sda base address on medium model.
4309 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4311 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4312 * cfgloop.c (flow_loop_nodes_find): Export.
4313 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4315 * cfgloopmanip.c (fix_loop_structure): New function.
4316 * predict.c (predict_loops): Clean up the loops information.
4317 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4318 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4320 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4321 (rewrite_into_loop_closed_ssa): Declaration changed.
4322 * tree-loop-linear.c (linear_transform_loops): Add argument to
4323 rewrite_into_loop_closed_ssa call.
4324 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4325 * tree-ssa-loop-im.c (move_computations): Ditto.
4326 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4327 * tree-vectorizer.c (vectorize_loops): Ditto.
4328 * tree-optimize.c: Include cfgloop.h.
4329 (execute_todo): Choose whether to call cleanup_tree_cfg or
4330 cleanup_tree_cfg_loop.
4331 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4332 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4333 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4334 cleanup_tree_cfg_loop call.
4335 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4336 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4337 work on part of cfg.
4339 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4342 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4343 with multiple alternatives.
4345 * stmt.c (parse_output_constraint): Fix a typo.
4347 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4349 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4350 assembly directive instead of deprecated "no-generics".
4352 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4354 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4355 for non-offsettable memory references to cope with outstanding reload
4357 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4358 avoid losing outstanding address reloads.
4359 ("reload_outdi", "reload_outdf"): Likewise.
4361 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4363 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4364 code. Add more cbrt transformations.
4366 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4368 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4370 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4372 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4373 NULL_TREE when a given tree is not simplified.
4374 (fold): Return the original tree when any of the functions
4375 mentioned above NULL_TREE.
4377 * fold-const.c (fold_unary, fold_binary): Take decomposed
4378 arguments, code, type, op0, and op1 in case of fold_binary.
4379 (fold): Update calls to fold_unary and fold_binary.
4381 2005-03-09 Roger Sayle <roger@eyesopen.com>
4383 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4384 a fndecl and an arglist instead of a CALL_EXPR, exp.
4386 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4388 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4390 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4392 * expr.c (expand_assignment): Remove orig_to_rtx.
4394 * fold-const.c (int_const_binop): Remove no_overflow.
4396 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4398 * loop-iv.c (get_biv_step_1): Remove lhs.
4400 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4402 * real.c (real_nan): Remove neg.
4404 * function.c (thread_prologue_and_epilogue_insns): Remove i
4407 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4410 * tree-eh.c (tree_could_trap_p): Remove idx.
4412 * tree-into-ssa.c (ann): Remove ann.
4414 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4416 * tree-sra.c (decide_block_copy): Remove inst_count.
4418 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4420 * tree-ssa-loop-im.c (lhs): Remove.
4422 * cfgbuild.c (state, STATE, SET_STATE,
4423 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4425 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4426 (find_basic_blocks): Set the state of each basic block to
4429 2005-03-08 Jeff Law <law@redhat.com>
4431 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4432 goto results in the removal of edges in the CFG, then we need
4433 to recompute dominators.
4435 2005-03-09 Ben Elliston <bje@au.ibm.com>
4437 * c-common.c (c_do_switch_warnings): Comment fix.
4439 2005-03-08 Julian Brown <julian@codesourcery.com>
4441 * Patch from 2005-03-08 reverted for causing regressions and
4442 ppc-darwin bootstrap failure.
4444 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4446 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4447 Define the real function for ppc-darwin.
4448 * c-typeck.c (convert_arguments): Check for target-specific
4449 invalid argument call to unprototyped function.
4450 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4452 * target.h (invalid_arg_for_unprototyped_fn): New field
4454 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4455 default target hook.
4456 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4459 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4461 * c-typeck.c (constructor_stack, constructor_range_stack,
4462 initializer_stack): Make them static.
4464 * cfg.c (rbi_pool): Make it static.
4466 * gimple-low.c (lower_stmt_body): Make it static.
4467 * tree-flow.h: Remove the corresponding prototype. Don't
4470 * sched-deps.c (cache_size): Make it static.
4472 * stor-layout.c (lang_adjust_rli): Make it static.
4474 2005-03-08 Julian Brown <julian@codesourcery.com>
4476 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4477 from being used for symbols with vague linkage when
4478 HAVE_GAS_COMDAT_GROUP is true.
4480 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4482 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4483 nlabel == JUMP_LABEL (jump).
4485 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4487 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4488 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4489 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4490 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4492 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4495 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4496 * c-common.c (handle_returns_twice): New function.
4497 (c_common_attribute_table): Declare eturns_twice' attribute.
4498 * doc/extend.texi: Document eturns_twice' attribute.
4499 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4500 (struct tree_decl): Add returns_twice_flag.
4502 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4504 * tree-ssa-phiopt.c: Fix a comment typo.
4506 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4507 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4508 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4511 2005-03-08 Richard Henderson <rth@redhat.com>
4513 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4514 builtin codes with ctzdi2, clzdi2, popcountdi2.
4515 (struct alpha_builtin_def): Add is_const.
4516 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4517 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4518 (alpha_init_builtins): Init them. Set nothrow and const attributes
4520 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4521 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4522 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4523 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4524 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4525 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4526 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4527 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4528 (TARGET_FOLD_BUILTIN): New.
4529 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4530 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4532 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4534 2005-03-08 Ira Rosen <irar@il.ibm.com>
4536 PR tree-optimization/20122
4537 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4538 condition of access function instead of base.
4540 2005-03-07 Jeff Law <law@redhat.com>
4541 Steven Bosscher <stevenb@suse.de>
4543 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4544 (find_taken_edge): Call find_taken_edge_computed_goto as
4545 appropriate. Allow any gimple invariant rather than just
4546 INTEGER_CST for VAL.
4547 (cleanup_control_flow): Cleanup a computed goto which has turned
4549 (tree_merge_blocks): If block B has any forced labels, move
4550 them to the start of block A.
4551 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4552 computed gotos as well.
4553 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4554 removal of unnecessary computed gotos too.
4555 (lookup_redirection_data): Fix type of INSERT argument. Callers
4558 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4560 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4561 Remove trailing spaces.
4563 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4564 unshare_all_trees): Make them static.
4565 * tree-gimple.h: Remove the corresponding prototypes.
4567 * diagnostic.h: Remove unused prototype
4568 debug_output_buffer.
4569 * modulo-sched.c: Remove unused prototype
4570 set_row_column_for_ps.
4572 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4573 replace_phi_edge_with_variable): Remove unused variable i.
4575 2005-03-07 Per Bothner <per@bothner.com>
4577 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4579 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4582 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4583 bbs on the COND_EXPR instead of the PHI_NODEs.
4584 (candidate_bb_for_phi_optimization): Remove.
4585 (replace_phi_with_stmt): Rename to ...
4586 (replace_phi_edge_with_variable): this and change so that we
4587 replace the phi argument instead of removing the PHI.
4588 (conditional_replacement): Change so we deal with PHI with more
4590 (value_replacement): Likewise.
4591 (abs_replacement): Likewise.
4593 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4595 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4596 output_e500_flip_gt_bit.
4598 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4600 (rs6000_generate_compare): Fix logic to look at the correct bits.
4601 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4603 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4604 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4605 gen_move_from_CR_gt_bit.
4607 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4608 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4609 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4611 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4612 (E500_CR_IOR_COMPARE): New constant.
4614 2005-03-08 Earl Chew <earl_chew@agilent.com>
4615 David Billinghurst <David.Billinghurst@riotinto.com>
4617 * config/i386/host-cygwin.c: New file to support precompiled
4619 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4620 * config.host: Use above files for cygwin host.
4622 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4624 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4625 ordering ops from earlier change.
4627 2005-03-07 Per Bothner <per@bothner.com>
4629 Various fixes to allow us to again build if --enable-mapped-location:
4630 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4631 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4632 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4633 local variable loc. Change logic appropriately.
4634 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4635 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4636 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4637 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4638 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4640 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4642 PR rtl-optimization/19683
4643 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4644 number of bytes, to smallest_int_for_mode. Fix arguments to
4645 REG_CANNOT_CHANGE_MODE_P.
4647 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4649 * reorg.c (relax_delay_slots): Check that the jump is
4650 conditional before trying to invert it.
4652 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4654 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4657 * calls (stack_arg_under_construction): Make it static.
4659 * flow.c (regs_live_at_setjmp): Make it static.
4660 * flow.h: Remove the corresponding prototype.
4662 * reload1.c (reload_startobj, reload_firstobj,
4663 something_needs_operands_changed, reload_inherited,
4664 reload_inheritance_insn, reload_override_in,
4665 reload_spill_index): Make them static.
4667 * recog.c (verify_changes): Make it static.
4668 * recog.h: Remove the corresponding prototype.
4670 * cfgbuild.c (find_sub_basic_blocks): Remove.
4671 * basic-block.h: Remove the corresponding prototype.
4672 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4674 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4676 * tree-ssa-operands.c (check_build_stmt): Remove.
4678 * stor-layout.c (set_alignment): Remove.
4679 * tree.h: Remove the corresponding prototype.
4681 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4683 * tree-ssa-dce.c (control_dependence_map,
4684 visited_control_parents): Make them static.
4686 * cfghooks.c (verify_flow_info): Remove local variable
4689 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4692 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4694 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4696 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4698 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4700 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4701 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4702 PARALLEL for an empty structure.
4704 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4706 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4708 * fold-const.c (fold_binary): Unroll the very first "for"
4711 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4713 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4714 redundant match_code test.
4715 (scc_comparison_operator): Swap match_operand and match_code
4717 (branch_positive_comparison_operator): Same.
4718 (trap_comparison_operator): Use comparison_operator and swap with
4721 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4724 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4725 (out_movhi_r_mr): Read low byte of volatile MEM first.
4726 (out_movhi_mr_r): Write high byte of volatile MEM first.
4728 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4730 * cselib.c (reg_values, reg_values_size): Make them static.
4732 * cse.c (cse_reg_info_table): Make it static.
4734 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4736 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4738 * cse.c (find_best_addr): Use canon_for_address.
4740 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4742 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4743 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4744 SUBREG and MEM, respectively.
4746 * fold-const.c (fold_binary): Use code instead of t.
4748 * fold-const.c (optimize_minmax_comparison): Take decomposed
4749 arguments code, type, op0, and op1 instead of t.
4750 (fold_binary): Update a call to optimize_minmax_comparison.
4752 * fold-const.c (fold_range_test): Take decomposed arguments
4753 code, type, op0, and op1 instead of t.
4754 (fold_binary): Update a call to fold_range_test.
4756 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4757 decomposed arguments code, type, op0, and op1 instead of t.
4758 (fold_binary): Update a call to fold_range_test.
4760 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4762 * fold-const.c (fold_binary): Avoid directly using the original
4763 expression t as much as possible.
4765 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4767 * c-semantics.c (build_stmt): Use TYPE_P instead of
4768 IS_NON_TYPE_CODE_CLASS.
4769 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4770 (NON_TYPE_CHECK): Use TYPE_P instead of
4771 IS_NON_TYPE_CODE_CLASS.
4773 * fold-const.c (fold): Remove handling of binary expressions.
4775 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4777 * doc/c-tree.texi: Wrap comments in @r{}.
4778 * doc/cpp.texi: Likewise.
4779 * doc/cppinternals.texi: Likewise.
4780 * doc/extend.texi: Likewise.
4781 * doc/md.texi: Likewise.
4782 * doc/objc.texi: Likewise.
4783 * doc/sourcebuild.texi: Likewise.
4784 * doc/tm.texi: Likewise.
4787 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4789 * predict.c (apply_return_prediction): Standardize PHI chain
4791 * tree-ssa.c (ssa_redirect_edge): Likewise.
4793 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4794 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4797 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4798 * tree-flow.h: Adjust the prototype for remove_phi_node.
4799 * lambda-code.c (perfect_nestify): Adjust a call to
4802 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4803 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4805 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4806 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4807 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4808 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4810 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4811 of GEN_INT (trunc_int_for_mode (...)).
4812 * loop-iv.c (iv_number_of_iterations): Likewise.
4813 * postreload.c (reload_cse_move2add): Likewise.
4814 * simplify-rtx.c (simplify_const_unary_operation,
4815 simplify_const_binary_operation): Likewise.
4816 * stor-layout.c (get_mode_bounds): Likewise.
4818 * fold-const.c (fold_binary): New.
4819 (fold): Call fold_binary on binary expressions.
4821 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4823 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4824 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4825 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4826 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4827 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4829 2005-03-04 Devang Patel <dpatel@apple.com>
4831 PR tree-optimization/18815
4832 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4833 loops with zero exit edges.
4835 2005-03-04 Devang Patel <dpatel@apple.com>
4837 * doc/invoke.texi: Remove reference to webpage that does not exist.
4839 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4840 Joseph S. Myers <joseph@codesourcery.com>
4843 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4844 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4845 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4846 * pa.c (get_plabel): Change argument to symbol_ref. Call
4847 maybe_get_identifier instead of get_identifier.
4848 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4849 (struct deferred_plabel): Replace name field with symbol field.
4850 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4851 ASM_OUTPUT_EXTERNAL_REAL is defined.
4852 (output_global_address): Use output_addr_const for output of all
4854 (output_deferred_plabels): Use symbol_ref instead of name for address
4856 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4857 ASM_OUTPUT_SYMBOL_REF): New macros.
4858 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4860 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4863 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4865 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4866 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4868 2005-03-04 Jeff Law <law@redhat.com>
4870 * basic-block.h (rediscover_loops_after_threading): Declare.
4871 * tree-ssa-dom.c: Include cfgloop.h.
4872 (tree_ssa_dominator_optimize): Discover loops and some basic
4873 properties. Remove forwarder blocks recreated by loop header
4874 canonicalization. Also mark backedges in the CFG.
4875 * tree-ssa-threadupdate.c: Include cfgloop.h
4876 (rediscover_loops_after_threading): Define.
4877 (struct local_info): New field, JUMP_THREADED.
4878 (prune_undesirable_thread_requests): New function.
4879 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4880 then record that fact for the callers of redirct_edges.
4881 (thread_block): If BB has incoming backedges, then call
4882 prune_undesirable_thraed_requests. Note when we are
4883 going to have to rediscover loop information. Return a
4884 boolean indicating if any jumps were threaded.
4885 (thread_through_all_blocks): Bubble up boolean indicating
4886 if any jumps were threaded.
4887 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4888 (tree-ssa-threadupdate.o): Similarly.
4890 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4892 * fold-const.c (fold_ternary): Unroll the "for" loop to
4895 2005-03-04 Andrew Haley <aph@redhat.com>
4897 * unwind-dw2-fde-glibc.c (struct
4898 unw_eh_callback_data.check_cache): New field.
4899 (frame_hdr_cache): New.
4900 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4901 Cache frame header info.
4903 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4905 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4906 (print_c_condition): Declare.
4907 * read-rtl.c (ptr_loc): New structure.
4908 (ptr_locs, ptr_loc_obstack, joined_conditions)
4909 (joined_conditions_obstack): New variables.
4910 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4911 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4912 (join_c_conditions, print_c_condition): New functions.
4913 (apply_macro_to_string): Associate the new string with the same
4914 source location as the old one.
4915 (add_condition_to_string): Use join_c_conditions.
4916 (read_string): Use set_rtx_ptr_loc to record a filename and line
4917 number for the string.
4918 (read_rtx): Initialize the new variables above.
4919 * genattrtab.c (write_test_expr, write_attr_value): Use
4921 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4922 comment above the GCC_VERSION check.
4923 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4924 Inline the definition of MAYBE_EVAL.
4925 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4926 * genoutput.c (process_template): Likewise.
4927 * genpreds.c (write_predicate_subfunction): Likewise.
4928 (write_predicate_expr): Use print_c_condition.
4929 * genrecog.c (write_cond): Likewise.
4930 * gensupport.c (process_rtx): Use join_c_conditions to join the
4931 conditions of a define_insn_and_split. Record a source location
4932 for the string after the "&&".
4933 (alter_test_for_insn): Use join_c_conditions.
4935 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4938 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4939 PR tree-optimization/15784
4940 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4943 2005-03-04 Ben Elliston <bje@au.ibm.com>
4945 * gcc.c (option_map): Add --coverage.
4946 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4947 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4948 * config/darwin.h: Pass -lgcov for `coverage'.
4949 * doc/invoke.texi (Debugging Options): Document --coverage.
4951 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4953 * gcse.c (bypass_block): Use find_edge wherever possible.
4955 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4959 * c-opts.c (c_common_parse_file): Call start_source_file
4960 and end_source_file at the approriate times.
4962 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4963 the main file, it will be done for us now.
4965 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4967 * fold-const.c (fold_ternary): New.
4968 (fold): Call fold_ternary on ternary expressions. Remove
4969 handling of ternary expressions.
4971 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4973 PR tree-optimization/15784
4974 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4977 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4979 * config/rs6000/predicates.md (branch_comparison_operator):
4980 Convert from C block to conditional format.
4982 2005-03-03 Jan Hubicka <jh@suse.cz>
4984 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4985 and non-constant public variables.
4987 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4989 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4992 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4995 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4996 calls to release_ssa_name and release_phi_node.
4998 * fold-const.c (fold): Remove handling of unary expressions.
5000 * fold-const.c (fold_unary): Avoid directly using the original
5001 expression t as much as possible.
5003 2005-03-03 Roger Sayle <roger@eyesopen.com>
5004 Andrew Pinski <pinskia@physics.uc.edu>
5006 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5007 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5009 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5011 Describe special registers SRP and MOF as allocatable registers.
5012 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5013 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5014 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5015 TARGET_HAS_MUL_INSNS.
5016 (cris_print_operand) <case 'd'>: New case.
5017 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5018 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5020 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5021 (REG_ALLOC_ORDER): Update for MOF.
5022 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5024 (GENERAL_REGS): No longer a define of ALL_REGS.
5025 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5026 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5028 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5029 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5030 (SECONDARY_RELOAD_CLASS): Define.
5031 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5032 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5033 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5034 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5035 (REGISTER_MOVE_COST): Define.
5036 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5037 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5038 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5039 (CRIS_MOF_REGNUM): New define_constants.
5040 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5042 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5044 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5045 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5046 Adjust for MOF being properly described as a register.
5047 (indir_to_reg_split): Name this split. Conditionalize on the
5048 destination register being a general register.
5049 (movei): Conditionalize on on operands 0 and 1 having the same
5052 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5055 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5056 -mcpu to override any other explicitly given flags.
5058 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5060 * recog.c (verify_changes, confirm_change_group): New functions,
5061 broken out of apply_change_group.
5062 (apply_change_group): Use them.
5063 * recog.h (verify_change, confirm_change_group): Declare.
5064 * rtl.h (redirect_jump_2): Declare.
5065 * jump.c (redirect_exp, invert_exp): Delete.
5066 (invert_exp_1): Take second parameter. Return value. Changed caller.
5067 (redirect_jump_2): New function, broken out of redirect_jump.
5068 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5069 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5070 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5072 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5074 * varasm.c (named_section): Use xstrdup rather than doing it by
5077 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5079 2005-03-02 Devang Patel <dpatel@apple.com>
5081 Undo PR tree-optimization/18815 fix.
5083 2005-03-02 Devang Patel <dpatel@apple.com>
5085 PR tree-optimization/18815
5086 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5087 loops with zero exit edges.
5089 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5091 * cfg.c (connect_src, connect_dest, disconnect_src,
5092 disconnct_dest): New.
5093 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5094 redirect_edge_pred): Use the new functions.
5096 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5097 free_dominance_info only when needed.
5099 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5102 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5103 (reg_or_sub_cint64_operand): Same.
5105 2005-03-02 Jeff Law <law@redhat.com>
5107 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5108 CFG_ALTERED in the main DOM iteration loop.
5110 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5113 * varasm.c (initializer_constant_valid_p): Allow conversions
5114 between OFFSET_TYPEs. Tidy.
5116 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5118 * config/cris/cris.md ("return"): Remove epilogue delay list
5121 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5123 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5125 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5127 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5129 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5130 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5131 config/m68k/m68k.c, config/mips/mips.h,
5132 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5133 doc/include/gcc-common.texi: Update copyright.
5135 PR middle-end/18029 and PR middle-end/18030
5136 * expr.c (optimize_bitfield_assignment_op): Add a special case
5137 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5139 * fold-const.c (fold_unary): New.
5140 (fold): Call fold_unary on unary expressions.
5142 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5144 * cgraph.h (struct cgraph_edge): Add prev_caller and
5146 (cgraph_node_remove_callees): Export.
5147 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5149 (cgraph_edge_remove_callee): New function.
5150 (cgraph_edge_remove_caller): Likewise.
5151 (cgraph_remove_edge): Use.
5152 (cgraph_redirect_edge_callee): Likewise.
5153 (cgraph_node_remove_callees): New function.
5154 (cgraph_node_remove_callers): Likewise.
5155 (cgraph_remove_node): Use.
5156 * tree-optimize.c (tree_rest_of_compilation): Use
5157 cgraph_node_remove_callees instead of manual loop.
5158 * cgraphunit.c (cgraph_finalize_function): Likewise.
5159 (cgraph_expand_function): Likewise.
5160 (cgraph_remove_unreachable_nodes): Likewise.
5162 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5165 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5167 * c-decl.c (undeclared_variable): Take location as argument.
5168 * c-typeck.c (build_external_ref): Likewise.
5169 * c-parser.c (c_parser_postfix_expression): Pass location of
5170 identifier to build_external_ref.
5172 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5174 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5175 CCEQ mode for branch_positive_comparison_operator test.
5176 * config/rs6000/predicates (branch_comparison_operator): Revert to
5178 (scc_comparison_operator): Same.
5179 (branch_positive_comparison_operator): Same.
5181 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5183 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5184 (cris_delay_slots_for_epilogue): Remove.
5185 (save_last): Move into cris_target_asm_function_epilogue.
5186 (cris_target_asm_function_epilogue): Remove tests for file being
5188 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5189 (cris_delay_slots_for_epilogue): Remove prototypes.
5190 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5191 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5193 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5195 * config/rs6000/predicates.md (branch_comparison_operator): Change
5196 to define_special_predicate.
5197 (scc_comparison_operator): Same.
5198 (branch_positive_comparison_operator): Same.
5200 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5202 * Makefile.in (tree-ssa-sink.o): New.
5203 (OBJS-common): Add tree-ssa-sink.o.
5204 * common.opt: Add -ftree-sink
5205 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5206 * timevar.def (TV_TREE_SINK): new timevar.
5207 * tree-flow.h (is_hidden_global_store): Prototype.
5208 * tree-optimize.c (init_tree_optimization_passes): Add
5210 * tree-pass.h (pass_sink_code): New.
5211 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5212 for non-obvious global store store to is_hidden_global_store, and
5213 call that new function.
5214 * tree-ssa-sink.c: New file.
5215 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5216 * doc/passes.texi: Document forward store motion.
5217 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5218 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5219 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5220 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5222 2005-03-01 Per Bothner <per@bothner.com>
5224 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5225 and we have a non-zero column-number, add it to the message.
5226 Also factor out the diagnostic_kind_text.
5228 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5230 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5231 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5232 flow_loop_scan): Removed.
5233 (flow_loop_dump): Do not dump removed fields.
5234 (flow_loop_free): Do not free removed fields.
5235 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5236 (loop_exit_edge_p): New function.
5237 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5238 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5239 num_exits, exits_doms.
5240 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5241 LOOP_EDGES, LOOP_ALL): Removed.
5242 (flow_loop_scan): Declaration removed.
5243 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5244 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5246 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5247 (if_convert): Call flow_loops_find and flow_loops_free
5248 when calling mark_loop_exit_edges.
5249 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5250 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5251 free_dominance_info calls.
5252 * loop-init.c (flow_loops_find): Ditto.
5253 * passes.c (rest_of_handle_branch_prob): Ditto.
5254 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5255 * loop-unroll.c (analyze_insns_in_loop): Do not use
5257 * predict.c (predict_loops): Do not call flow_loop_scan.
5258 Use get_loop_exit_edges.
5259 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5260 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5261 Do not use EDGE_LOOP_EXIT.
5262 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5263 to bb_with_exit_edge_p.
5264 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5265 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5266 to bb_with_exit_edge_p.
5267 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5269 * tree-loop-linear.c (linear_transform_loops): Do not call
5270 flow_loop_scan. Use loop->single_exit.
5271 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5272 (vect_analyze_loop_form): Do not call flow_loop_scan.
5273 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5275 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5277 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5278 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5279 slpeel_tree_duplicate_loop_to_edge_cfg,
5280 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5281 Use loop_preheader_edge and loop->single_exit. Do not call
5284 2005-03-01 Nick Clifton <nickc@redhat.com>
5286 * config/arm/arm.c (thumb_find_work_register): Check all of the
5287 argument registers to see if they are free, and a couple of
5288 special cases where the last argument register but can be proved
5289 to be available during the function's prologue.
5290 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5291 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5292 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5294 (thumb_compute_save_reg_mask): Likewise. Also use
5295 thumb_find_work_register() to ensure that there is agreement about
5296 which work register is going to be used in the prologue.
5297 (thumb_output_function_prologue): Use unsigned long as the type
5298 for the register bit-mask. Also delay pushing the link register if
5299 other high registers are going to be pushed.
5300 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5301 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5302 redundant prototypes.
5304 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5307 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5308 and after reload in REG+REG indexed addresses without REG_POINTER
5309 set in the base and not set in the index.
5311 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5313 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5314 Don't undefine here.
5315 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5316 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5317 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5318 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5319 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5321 * config.gcc (sh*-*-linux*): Use config/linux.h.
5323 2005-02-28 Dale Johannesen <dalej@apple.com>
5324 Stan Shebs <shebs@apple.com>
5326 Rewrite of 64-bit Darwin structure-by-value pass/return.
5327 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5328 intoffset, use_stack, named.
5329 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5330 (rs6000_darwin64_record_arg_advance_flush): New.
5331 (rs6000_darwin64_record_arg_advance_recurse): New.
5332 (rs6000_darwin64_record_arg_flush): New.
5333 (rs6000_darwin64_record_arg_recurse): New.
5334 (rs6000_darwin64_record_arg): New.
5335 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5336 (function_arg_boundary): Handle 128-bit aligned structs.
5337 (function_arg_advance): Rewrite darwin64 struct handling.
5338 (function_arg): Call rs6000_darwin64_record_arg.
5339 (function_arg_partial_nregs): Handle darwin64 structs.
5340 (rs6000_darwin64_function_value): Remove.
5341 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5343 2005-02-28 Roger Sayle <roger@eyesopen.com>
5345 PR tree-optimization/20216
5346 * tree-chrec.c (tree_fold_factorial): Delete.
5347 (tree_fold_binomial): Change argument list to take a return type
5348 and change the type of K to unsigned int. Rewrite to avoid explicit
5349 evaluation of factorials, and (recursively) calling fold to perform
5350 compile-time arithmetic. Return NULL on (internal) overflow.
5351 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5352 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5353 if any intermediate calculation overflows.
5354 (chrec_apply): Update call to chrec_evaluate.
5356 2005-02-28 James E Wilson <wilson@specifixinc.com>
5358 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5360 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5363 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5364 instead of NULL_TREE on error.
5366 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5368 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5369 (EASY_VECTOR_15_ADD_SELF): Remove.
5370 (num_insns_constant_wide): Not static.
5371 (validate_condition_mode): Not static.
5372 (toc_relative_expr_p): Not static.
5373 (legitimate_indirect_address_p): Not static.
5374 (macho_lo_sum_memory_operand): Not static.
5375 (invalid_e500_subreg): Not static.
5376 (easy_vector_same): Not static.
5377 (easy_vector_splat_const): Not static.
5378 (RS6000_SYMBOL_REF_TLS_P): Remove.
5379 (any_operand): Delete.
5380 (any_parallel_operand): Delete.
5381 (count_register_operand): Delete.
5382 (altivec_register_operand): Delete.
5383 (xer_operand): Delete.
5384 (s8bit_cint_operand): Delete.
5385 (short_cint_operand): Delete.
5386 (u_short_cint_operand): Delete.
5387 (non_short_cint_operand): Delete.
5388 (exact_log2_cint_operand): Delete.
5389 (gpc_reg_operand): Delete.
5390 (cc_reg_operand): Delete.
5391 (cc_reg_not_cr0_operand): Delete.
5392 (reg_or_short_operand): Delete.
5393 (reg_or_neg_short_operand): Delete.
5394 (reg_or_aligned_short_operand): Delete.
5395 (reg_or_u_short_operand): Delete.
5396 (reg_or_cint_operand): Delete.
5397 (reg_or_arith_cint_operand): Delete.
5398 (reg_or_add_cint64_operand): Delete.
5399 (reg_or_sub_cint64_operand): Delete.
5400 (reg_or_logical_cint_operand): Delete.
5401 (got_operand): Delete.
5402 (got_no_const_operand): Delete.
5403 (easy_fp_constant): Delete.
5404 (easy_vector_constant): Delete.
5405 (easy_vector_constant_add_self): Delete.
5406 (zero_constant): Delete.
5407 (zero_fp_constant): Delete.
5408 (volatile_mem_operand): Delete.
5409 (offsettable_mem_operand): Delete.
5410 (mem_or_easy_const_operand): Delete.
5411 (add_operand): Delete.
5412 (non_add_cint_operand): Delete.
5413 (logical_operand): Delete.
5414 (non_logical_cint_operand): Delete.
5415 (mask_operand): Delete.
5416 (mask_operand_wrap): Delete.
5417 (mask64_operand): Delete.
5418 (mask64_2_operand): Delete.
5419 (and64_operand): Delete.
5420 (and64_2_operand): Delete.
5421 (and_operand): Delete.
5422 (reg_or_mem_operand): Delete.
5423 (lwa_operand): Delete.
5424 (symbol_ref_operand): Delete.
5425 (call_operand): Delete.
5426 (current_file_function_operand): Delete.
5427 (input_operand): Delete.
5428 (rs6000_nonimmediate_operand): Delete.
5429 (rs6000_tls_symbol_ref): Delete.
5430 (save_world_operation): Delete.
5431 (restore_world_operation): Delete.
5432 (load_multiple_operation): Delete.
5433 (store_multiple_operation): Delete.
5434 (vrsave_operation): Delete.
5435 (mfcr_operation): Delete.
5436 (mtcrf_operation): Delete.
5437 (lmw_operation): Delete.
5438 (stmw_operation): Delete.
5439 (branch_comparison_operator): Delete.
5440 (branch_positive_comparison_operator): Delete.
5441 (scc_comparison_operator): Delete.
5442 (trap_comparison_operator): Delete.
5443 (boolean_operator): Delete.
5444 (boolean_or_operator): Delete.
5445 (min_max_operator): Delete.
5446 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5447 (EASY_VECTOR_15): Moved to here.
5448 (EASY_VECTOR_15_ADD_SELF): Move to here.
5449 (PREDICATE_CODES): Delete.
5450 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5451 Declare functions no longer static.
5452 * config/rs6000/predicates.md: New.
5453 * config/rs6000/rs6000.md: Include predicates.md
5455 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5457 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5458 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5460 * cfgrtl.c (need_fake_edge_p): Likewise.
5461 * combine.c (distribute_notes): Likewise.
5462 * emit-rtl.c (try_split): Likewise.
5463 * recog.c (peephole2_opimize): Likewise.
5464 * reg-notes.def (ALWAYS_RETURN): Remove.
5465 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5466 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5467 * tree.h (ECF_ALWAYS_RETURN): Remove.
5469 2005-02-28 Roger Sayle <roger@eyesopen.com>
5472 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5473 between different machine modes is never a "useless" conversion.
5475 2005-02-28 Geert Bosch <bosch@gnat.com>
5478 * doc/contrib.texi: List contributors for Ada front end
5480 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5482 * simplify-rtx.c (simplify_unary_operation_1,
5483 simplify_const_unary_operation): New, extracted from...
5484 (simplify_unary_operation): ... this one.
5485 (simplify_binary_operation_1,
5486 simplify_const_binary_operation): New, extracted from...
5487 (simplify_binary_operation): ... this one.
5488 * rtl.h (simplify_const_unary_operation,
5489 simplify_const_binary_operation): Add prototypes.
5491 2005-02-28 Julian Brown <julian@codesourcery.com>
5493 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5494 building libjava and caused PR regression/20228.
5496 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5499 * Makefile.in (host_subdir): New.
5500 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5501 * configure: Regenerate.
5503 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5505 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5506 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5507 installation directory first.
5509 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5512 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5513 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5514 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5515 * config/cris/cris.md: Tweak comments referring to Q.
5516 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5517 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5518 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5519 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5520 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5521 Insert spaces in constraints to align alternatives vertically for
5523 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5526 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5528 PR rtl-optimization/17728
5529 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5530 operand 0 from general_operand to move_dest_operand.
5532 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5534 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5535 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5536 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5537 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5539 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5541 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5542 * configure: Regenerate.
5543 * libada-mk.in: Remove CC; rename
5544 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5546 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5549 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5550 for the lhs, also walk over the tree. Likewise for rhs.
5552 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5554 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5555 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5556 Do not propagate value of iv before increment over the increment.
5558 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5560 * c-parser.c: New file.
5561 * c-parse.in: Remove.
5562 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5564 (c-parser.o): Add dependencies.
5565 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5566 maintainer-clean, TAGS): Update.
5567 * c-config-lang.in (gtfiles): Update.
5568 * gengtype-lex.l: Don't handle "@@".
5569 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5570 objc_build_synchronized, objc_begin_try_stmt,
5571 objc_begin_catch_clause, objc_finish_catch_clause,
5572 objc_build_finally_clause, objc_finish_try_stmt): New.
5573 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5575 (c_parse_init): Update comment.
5576 * c-decl.c (c_init_decl_processing): Update comment.
5577 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5578 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5579 new c_declspecs members.
5581 2005-02-25 Julian Brown <julian@codesourcery.com>
5583 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5584 from being used for symbols with vague linkage when
5585 HAVE_GAS_COMDAT_GROUP is true.
5587 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5589 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5591 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5594 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5595 (LIBGCC2_HAS_DF_MODE): New.
5596 (LIBGCC2_HAS_XF_MODE): New.
5597 (LIBGCC2_HAS_TF_MODE): New.
5598 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5599 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5600 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5601 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5602 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5603 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5604 and add _fixtfdi, _fixunstfdi, _floatditf
5605 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5606 L_fixunstfdi, L_floatditf.
5607 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5608 (LIBGCC2_HAS_TF_MODE): Define.
5610 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5612 PR tree-optimization/20204
5613 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5614 REWRITE_THIS_STMT markers on PHI nodes.
5615 (rewrite_initialize_block): Likewise.
5617 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5619 * version.c (version_string): Update to 4.1.
5621 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5623 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5624 Clarify that the alternative way doesn't work in GNU C++.
5626 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5628 PR tree-optimization/19937
5629 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5630 to the type of the induction variable.
5632 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5634 PR rtl-optimization/20117
5635 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5636 the block including noncopyable insn.
5638 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5640 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5641 calls to find_reg_note.
5643 2005-02-24 Richard Henderson <rth@redhat.com>
5646 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5649 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5651 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5652 vector types if to use base reg for misaligned non-word ld/std.
5654 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5657 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5658 dwarf2 label manually and put it after, not before the prologue.
5660 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5663 * reload.c (operands_match_p): Only increment register number for
5664 SCALAR_INT_MODE_P modes in multiple hard registers.
5666 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5669 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5671 * ChangeLog.5: Fix log message typo(s).
5672 * ChangeLog.7: Likewise.
5673 * ChangeLog.tree-ssa: Likewise.
5674 * cfgexpand.c: Fix comment typo(s).
5675 * conflict.c: Likewise.
5676 * defaults.h: Likewise.
5677 * dwarf2out.c: Likewise.
5679 * ggc-page.c: Likewise.
5680 * tree-eh.c: Likewise.
5681 * tree-ssa-dom.c: Likewise.
5683 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5686 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5687 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5688 if SHARED is defined.
5691 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5692 allow splitting only if operands 0 and 3 don't overlap.
5694 2005-02-24 Richard Henderson <rth@redhat.com>
5697 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5698 (fold_builtin_1): Call them.
5699 * fold-const.c (fold_complex_mult_parts): Split out from ...
5700 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5701 (fold_complex_div_parts, fold_complex_div): New.
5703 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5705 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5707 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5708 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5710 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5711 (print_node): Likewise.
5712 Print TYPE_SIZES_GIMPLIFIED.
5714 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5716 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5717 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5718 operands as commutative in constraints.
5720 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5722 * tree-into-ssa.c: Re-organize internal functions.
5724 2005-02-24 Richard Henderson <rth@redhat.com>
5727 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5729 * common.opt (fcx-limited-range): New.
5730 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5731 * toplev.c (flag_complex_method): Initialize to 1.
5732 (process_options): Set flag_complex_method to 0 if
5733 flag_cx_limited_range.
5734 * doc/invoke.texi (-fcx-limited-range): New.
5736 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5738 * cse.c (delete_trivially_dead_insns): Speed up by using
5739 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5742 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5744 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5745 functions when -mid-shared-library is being used.
5747 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5749 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5750 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5751 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5752 * system.h: Poison LINK_LIBGCC_SPECIAL.
5754 2005-02-23 James E Wilson <wilson@specifixinc.com>
5756 * gengtype.c (note_insn_name): Make 1 element larger.
5758 2005-02-23 Roger Sayle <roger@eyesopen.com>
5761 PR rtl-optimization/20097
5762 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5763 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5765 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5767 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5768 * t-aix52 (SHLIB_INSTALL): Same.
5770 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5772 * genpreds.c: Update copyright.
5774 2005-02-23 Michael Beach <michaelb@ieee.org>
5777 * config/sparc/t-elf (startup files): Assemble with CPP.
5779 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5781 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5782 (write_predicate_expr): Likewise.
5784 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5786 PR tree-optimization/20100
5787 PR tree-optimization/20115
5788 * tree-optimize.c (init_tree_optimization_passes): Remove
5789 pass_maybe_create_global_var.
5790 * tree-pass.h (pass_maybe_create_global_var): Remove.
5791 * tree-ssa-alias.c (aliases_computed_p): Declare.
5792 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5793 (count_calls_and_maybe_create_global_var): Remove.
5794 (pass_maybe_create_global_var): Remove.
5795 (init_alias_info): Do not declare aliases_computed_p.
5796 (maybe_create_global_var): If the function contains no
5797 call-clobbered variables and a mix of pure/const and regular
5798 function calls, create .GLOBAL_VAR.
5799 Mark all call-clobbered variables for renaming.
5800 (merge_pointed_to_info): Update comment.
5801 (add_pointed_to_var): Likewise.
5802 (is_escape_site): Likewise.
5803 Accept struct alias_info * instead of size_t *.
5805 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5807 * tree-ssa-operands.c (get_call_expr_operands): If
5808 ALIASES_COMPUTED_P is false, do not add call-clobbering
5810 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5811 (delete_tree_ssa): Likewise.
5813 2005-02-22 James E Wilson <wilson@specifixinc.com>
5815 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5816 (do_compile): Do call it here.
5818 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5820 PR rtl-optimization/20017.
5821 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5822 rest_of_handle_cse2, rest_of_handle_gcse): Call
5823 delete_dead_jumptables immediately before calling cleanup_cfg.
5825 2005-02-22 Devang Patel <dpatel@apple.com>
5828 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5831 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5833 * config/rs6000/aix.h (WINT_TYPE): Define.
5835 2005-02-22 Stan Shebs <shebs@apple.com>
5837 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5838 natural alignment for 64-bit Darwin.
5839 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5841 * doc/invoke.texi: Document this.
5843 2005-02-22 DJ Delorie <dj@redhat.com>
5845 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5846 to make_[un]signed_type, not the mode itself.
5848 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5850 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5851 not available. Use tail calls wherever possible.
5852 (make_edge): Call unchecked_make_edge to create an edge.
5854 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5855 (coalesce_ssa_name): Don't check for
5856 SSANORM_USE_COALESCE_LIST.
5857 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5859 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5861 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5862 (rewrite_into_ssa): ... here.
5864 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5866 PR tree-optimization/19786
5867 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5868 tag to another's may-alias bitmap when adding to the other's list.
5870 2005-02-21 DJ Delorie <dj@redhat.com>
5872 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5873 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5874 registers in unsupported ways.
5875 * expmed.c (init_expmed): Likewise.
5877 2005-02-21 Stan Cox <scox@redhat.com>
5879 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5881 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5883 * tree-cfg.c (fold_cond_expr_cond): New.
5884 (make_edges): Call fold_cond_expr_cond.
5885 (find_taken_edge): Accept nothing but INTEGER_CST.
5886 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5888 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5890 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5891 that do not belong to any basic block.
5893 2005-02-21 Jeff Law <law@redhat.com>
5895 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5898 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5900 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5901 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5902 Adjust their definitions.
5903 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5904 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5906 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5907 genautomata.c, langhooks.c, langhooks.h, system.h,
5908 config/arm/lib1funcs.asm: Update copyright.
5910 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5912 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5914 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5917 * doc/install.texi: Document --with-gc.
5919 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5921 * simplify-rtx.c (simplify_unary_operation): Add a missing
5924 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5926 PR tree-optimization/18663
5927 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5928 if the type has variable bounds.
5930 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5932 * gcse.c: Remove an obsolete comment.
5934 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5936 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5938 * doc/extend.texi (Function Attributes) <Attribute const>: The
5939 attribute "pure" is below this text, not above.
5941 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5943 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5944 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5945 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5947 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5950 * langhooks.h (struct lang_hooks): Add to_target_charset.
5951 * langhooks.c (lhd_to_target_charset): New function.
5952 * langhooks-def.h: Declare lhd_to_target_charset.
5953 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5954 (LANG_HOOKS_INITIALIZER): Update.
5955 * c-common.c (c_common_to_target_charset): New function.
5956 * c-common.h: Declare it.
5957 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5958 c_common_to_target_charset.
5960 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5961 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5963 * system.h: Poison them.
5964 * doc/tm.texi: Don't discuss them.
5965 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5966 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5967 (pp_c_char): Do not attempt to generate letter escapes for
5969 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5970 * config/mips/mips.c (mips_output_ascii): Likewise.
5972 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5974 PR tree-optimization/19951
5975 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5978 2005-02-19 Steven Bosscher <stevenb@suse.de>
5981 * function.h (struct function): New field `max_loop_depth'.
5982 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5983 (flow_loops_find): Reset the max loop depth count before finding loops.
5984 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5985 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5986 (calculate_global_regs_live): Make sure the loop will terminate
5987 when the initial sets are not empty.
5989 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5991 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5993 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5995 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5998 * doc/invoke.texi: Remove documentation of %M spec.
6000 (init_spec): Remove %M suffix from -lgcc_s.
6001 (do_spec_1): Remove 'M' case.
6002 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6003 to put shared libraries in the multilib directory. Remove the
6004 shlib_so_soname substitution variable. Don't add a multilib encoding
6005 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6006 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6007 SHLIB_INSTALL as well as SHLIB_LINK.
6008 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6009 (SHLIB_NAME): Delete.
6010 (SHLIB_DIR): New macro.
6011 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6012 (SHLIB_INSTALL): Adjust accordingly.
6013 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6014 * config/t-slibgcc-sld: Likewise.
6015 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6016 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6017 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6019 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6020 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6021 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6022 Use @shlib_base_name@ instead of @shlib_so_name@.
6023 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6024 and @shlib_base_name@.so in @multilib_dir@.
6025 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6026 to the install path.
6027 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6028 (SHLIB_LINK): Remove previous workaround.
6029 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6030 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6031 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6033 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6034 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6035 (SHLIB_INSTALL): Adjust accordingly.
6036 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6037 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6038 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6039 config/t-slibgcc-elf-ver.
6041 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6042 Jakub Jelinek <jakub@redhat.com>
6044 PR tree-optimization/19828
6045 * tree-ssa-loop-im.c: Add a TODO comment.
6046 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6047 without side-effects.
6049 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6051 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6054 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6056 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6057 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6058 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6060 (ia64_reorg): Delete fixup_errata call.
6061 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6062 (TARGET_SWITCHES): Delete -mb-step entry.
6064 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6067 * c-typeck.c (composite_type): Handle quals in transparent unions.
6068 (type_lists_compatible_p): Likewise.
6070 2005-02-18 Stan Shebs <shebs@apple.com>
6072 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6073 expressions in the .literal8 section.
6075 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6077 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6079 2005-02-18 Roger Sayle <roger@eyesopen.com>
6081 * fold-const.c (constant_boolean_node): Always create values of the
6082 specified type, don't bother calling truthvalue_conversion.
6084 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6086 * except.c (output_function_exception_table): Call
6087 assemble_external_libcall (eh_personality_libfunc).
6089 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6092 * config/ia64/ia64.h (struct machine_function): Add state_num.
6093 * config/ia64/ia64.c (process_epilogue,
6094 process_for_unwind_directive): Use new unwind state numbers each
6095 time rather than state 1.
6097 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6100 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6101 before the "*llgt_didi" pattern.
6103 2005-02-18 Jason Merrill <jason@redhat.com>
6105 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6107 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6109 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6110 (div0): Use it in place of ARM_FUNC_ALIAS.
6111 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6113 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6116 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6117 access, the lower bound of the array type if it exists.
6119 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6122 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6123 cases that are out-of-range for the index type.
6125 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6127 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6128 (estimate_case_costs): Don't call convert.
6129 * expmed.c (expand_shift): Likewise.
6130 (make_tree): Call fold_convert instead of convert.
6132 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6135 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6136 that ref to be marked MEM_READONLY_P doesn't have base that needs
6139 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6141 * genautomata.c (output_get_cpu_unit_code_func,
6142 output_cpu_unit_reservation_p): Don't generate old-style function
6145 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6148 PR tree-optimization/20009
6149 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6151 PR tree-optimization/18947
6152 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6153 inline, remove all nodes that are inlined into the extern inline
6156 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6158 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6159 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6160 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6161 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6164 2005-02-17 Roger Sayle <roger@eyesopen.com>
6166 PR tree-optimization/19917
6167 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6168 to be potentially trapping.
6170 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6172 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6174 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6176 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6177 tem becomes a local variable which is set to the value of the
6178 back end defined INITIAL_FRAME_ADDRESS macro.
6179 (expand_builtin_frame_address): Omit the base parameter to
6180 expand_builtin_return_addr.
6181 (expand_builtin_profile_func): Likewise.
6182 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6183 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6184 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6186 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6188 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6189 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6190 * config/frv/frv.c (frv_function_epilogue): Likewise.
6192 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6194 * lambda-code (perfect_nestify): Remove mark/unmark
6196 * tree-loop-linear.c (linear_transform_loops): Add
6197 rewrite_into_ssa call so that ssa is correct for
6198 rewriting into loop closed.
6200 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6202 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6203 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6205 * bt-load.c (btr_def_live_range, combine_btr_defs,
6206 migrate_btr_def, migrate_btr_defs): Likewise.
6207 * cfgcleanup.c (thread_jump): Likewise.
6208 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6209 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6210 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6211 df_rd_local_compute, df_reg_info_compute): Likewise.
6212 * dominance.c (init_dom_info, free_dom_info): Likewise.
6213 * flow.c (init_propagate_block_info,
6214 free_propagate_block_info): Likewise.
6215 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6216 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6217 modify_reg_pav): Likewise.
6218 * loop-invariant.c (find_defs, find_invariant_insn,
6219 find_invariants, free_inv_motion_data): Likewise.
6220 * predict.c (tree_predict_by_opcode,
6221 estimate_bb_frequencies): Likewise.
6222 * stmt.c (expand_case): Likewise.
6223 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6224 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6225 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6226 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6227 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6228 rewrite_ssa_into_ssa): Likewise.
6229 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6230 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6231 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6232 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6233 * tree-sra.c (tree_sra): Likewise.
6234 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6235 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6236 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6237 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6238 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6239 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6241 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6242 calculate_live_on_entry, calculate_live_on_exit,
6243 build_tree_conflict_graph): Likewise.
6244 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6245 record_important_candidates, set_use_iv_cost, find_depends,
6246 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6247 tree_ssa_iv_optimize_finalize): Likewise.
6248 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6249 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6250 tree_duplicate_loop_to_header_edge): Likewise.
6251 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6252 * tree-ssa.c (verify_flow_insensitive_alias_info,
6253 verify_name_tags, verify_ssa, init_tree_ssa,
6254 delete_tree_ssa): Likewise.
6255 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6256 fini_ssanames): Likewise.
6257 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6259 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6261 * config/rs6000/t-rtems: Completely reworked.
6263 2005-02-17 Ira Rosen <irar@il.ibm.com>
6265 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6267 2005-02-17 Ira Rosen <irar@il.ibm.com>
6269 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6270 POINTER_TYPE_P when checking that type is a pointer.
6271 (vect_get_memtag): Remove.
6272 (vect_address_analysis): Use POINTER_TYPE_P. Call
6273 vect_object_analysis with dummy parameter for memtag.
6274 (vect_object_analysis): Extract memtag (functionality that
6275 used to be in vect_get_memtag and moved here). Fix printings.
6276 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6277 with correct parameters. Remove call to vect_get_memtag.
6279 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6281 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6282 (tree-vectorizer.o): Added missing dependencies.
6284 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6286 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6287 declaration in tree-vectorizer.c, now has an extern declaration in
6289 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6290 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6291 get_vectype_for_scalar_type, vect_is_simple_use,
6292 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6293 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6294 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6295 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6296 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6297 find_loop_location): Likewise.
6299 * tree-vectorizer.c (langhooks.h): #include removed.
6300 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6301 moved to tree-vectorized.h.
6302 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6303 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6304 get_vectype_for_scalar_type, vect_is_simple_use,
6305 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6306 vect_supportable_dr_alignment, new_loop_vec_info,
6307 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6308 vect_set_verbosity_level, find_loop_location): Likewise.
6310 (vect_analyze_loop): Function externalized. Declaration moved to
6311 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6312 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6313 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6314 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6315 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6316 vect_enhance_data_refs_alignment, vect_analyze_operations,
6317 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6318 vect_stmt_relevant_p, vect_get_loop_niters,
6319 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6320 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6321 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6322 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6323 vect_get_memtag): Likewise.
6325 (vectorizable_load): Function externalized. Declaration moved to
6326 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6327 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6328 vect_transform_loop): Likewise.
6329 (vect_transform_stmt): Moved to tree-vect-transform.c.
6330 (vect_align_data_ref, vect_create_destination_var,
6331 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6332 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6333 vect_get_vec_def_for_operand, vect_init_vector,
6334 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6335 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6336 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6337 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6338 vect_do_peeling_for_loop_bound): Likewise.
6340 * tree-vect-analyze.c: New file.
6341 * tree-vect-transform.c: New file.
6343 2005-02-17 Jason Merrill <jason@redhat.com>
6345 PR mudflap/19319, c++/19317
6346 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6349 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6351 * doc/install.texi (Specific): Update link for Darwin-specific
6354 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6356 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6357 constant_boolean_node.
6359 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6362 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6363 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6365 2005-02-16 Richard Henderson <rth@redhat.com>
6368 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6370 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6371 replace uses with Wtype_MAXp1_F.
6372 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6373 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6374 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6375 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6376 and HAVE_TFMODE as appropriate.
6377 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6378 (__floatdisf): Likewise.
6379 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6380 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6381 (Wtype_MAXp1_F): New.
6382 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6383 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6385 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6388 * arm.c (arm_apply_result_size): New function.
6389 * arm.h (APPLY_RESULT_SIZE): Define.
6390 * arm-protos.h (arm_apply_result_size): Add prototype.
6391 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6392 (movxf): New expand.
6393 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6394 (call_value_symbol): Remove predicate for operand 0.
6395 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6396 (untyped_call): Rework to correclty return values for any type.
6397 (untyped_return): New expand.
6398 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6400 2005-02-16 Stan Shebs <shebs@apple.com>
6402 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6403 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6405 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6407 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6408 configure settings on Solaris 7 and later.
6410 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6412 PR tree-optimization/19865
6413 * tree-optimize.c (init_tree_optimization_passes): Run
6414 pass_may_alias after pass_sra.
6416 2005-02-16 Richard Henderson <rth@redhat.com>
6417 Stuart Hastings <stuart@apple.com>
6420 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6421 Do nothing if debug info suppressed for this function.
6422 (dbxout_begin_function): Early exit if debug info suppressed for
6425 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6428 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6430 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6432 PR tree-optimization/19967
6433 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6434 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6435 argument TYPE. Adjust calls to fold_builtin_XXX.
6436 (expand_builtin, fold_builtin_1): Adjust calls to
6438 (fold_builtin_strchr, fold_builtin_strpbrk,
6439 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6440 result to a requested type TYPE.
6442 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6445 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6446 (T)x & (T)cst if (T)cst overflows.
6447 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6448 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6450 2005-02-15 Jeff Law <law@redhat.com>
6452 * gcse.c (blocks_with_calls): New bitmap.
6453 (alloc_gcse_mem): Allocate it.
6454 (free_gcse_mem): Free it.
6455 (clear_modifY_mem_tables): Clear it.
6456 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6457 when we encounter CALL_INSNs.
6458 (compute_transp, case MEM): Handle blocks with calls separate
6459 from blocks without calls. Use bitmap iterators rather than
6462 2005-02-15 Peter O'Gorman <peter@pogma.com>
6465 * mklibgcc.in (vis_hide): Use a temporary object file, not
6468 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6471 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6472 access optimization.
6474 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6475 Alan Modra <amodra@bigpond.net.au>
6478 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6479 (_xlqsub): Rename to __gcc_qsub.
6480 (_xlqmul): Rename to __gcc_qmul.
6481 (_xlqdiv): Rename to __gcc_qdiv.
6482 Provide versioned symbol aliases with old names.
6483 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6484 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6485 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6486 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6487 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6489 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6491 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6492 Fold ~(A - 1) and ~(A + -1) to -A.
6494 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6498 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6499 config/pa/pa-host.c:pa_gt_pch_use_address.
6501 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6503 * tree-vn.c (get_value_handle): Make sure that given an
6504 is_gimple_min_invariant expression, we always return it.
6506 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6508 * passes.c (rest_of_handle_gcse): Fix a comment.
6510 2005-02-15 Jeff Law <law@redhat.com>
6512 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6514 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6515 (canon_list_insert, record_last_mem_set_info): Similarly.
6516 (clear_modify_mem_tables): Similarly.
6518 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6520 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6521 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6522 config/mips/mips.md, config/rs6000/aix.h,
6523 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6525 2005-02-15 Richard Henderson <rth@redhat.com>
6527 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6528 call to be best_edge.
6530 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6532 * basic-block.h: Adjust the prototype for find_basic_blocks.
6533 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6534 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6537 * flow.c (recompute_reg_usage): Remove all arguments.
6538 * passes.c (rest_of_compilation): Adjust the call to
6539 recompute_reg_usage.
6540 * rtl.h: Adjust the prototype for recompute_reg_usage.
6542 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6544 * tree-dump.c (dump_files): Update to reflect new member
6546 (dump_register): Add new argument.
6548 (dump_switch_p_1): Check against glob name if doglob was passed.
6549 (dump_switch_p): Check against regular first, then glob if
6550 we didn't have any hits on the dump name.
6551 * tree-optimize.c (register_one_dump_file):
6552 Pass in glob name as well.
6553 * tree-pass.h (struct dump_file_info): Add glob
6556 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6558 PR preprocessor/16323
6559 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6561 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6564 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6565 (trunctfdf2_internal1): New.
6566 (trunctfdf2_internal2): Renamed from trunctfdf2.
6568 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6570 PR tree-optimization/19853
6571 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6573 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6575 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6576 delete_dead_jumptables and cleanup_cfg.
6578 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6580 * reload.c (find_reloads): Swap address_reloaded flags when
6581 swapping commutative operands.
6583 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6585 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6586 Use standard_iv_increment_position for computing the bsi position
6588 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6591 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6594 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6595 life range of hard registers.
6596 * value-prof.c (insn_prefetch_values_to_profile): Only
6599 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6600 profile in libcalls.
6602 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6604 * bitmap.h (bitmap_and_compl_into): Return bool.
6605 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6607 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6609 PR tree-optimization/19944
6610 * fold-const.c (fold): Re-add ABS_EXPR folding.
6612 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6615 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6616 {TARGET,MASK}_XL_COMPAT.
6617 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6619 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6620 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6622 (rs6000_arg_partial_bytes): Same.
6623 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6624 and XL compatibility enabled.
6625 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6626 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6627 test to final condition.
6628 (cmptf_internal2): New.
6629 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6630 xl-compat. Add TFmode information to description.
6632 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6634 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6636 2005-02-13 Jason Merrill <jason@redhat.com>
6639 * fold-const.c (fold_indirect_ref_1): Split out from...
6640 (build_fold_indirect_ref): Here.
6641 (fold_indirect_ref): New fn.
6642 * tree.h: Declare it.
6643 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6644 (gimplify_modify_expr_rhs): Likewise.
6645 (gimplify_expr): Likewise.
6647 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6649 PR tree-optimization/14303
6650 PR tree-optimization/15784
6651 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6652 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6653 ABS_EXPR<x> != 0 to x != 0.
6655 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6657 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6658 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6659 spelling conventions.
6661 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6662 delete_trivially_dead_insns too many times.
6664 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6667 2005-02-12 Ira Rosen <irar@il.ibm.com>
6669 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6670 (vect_is_simple_iv_evolution): Remove redundant parameter
6672 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6673 without last parameter.
6674 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6675 Return pointer step. Call vect_is_simple_iv_evolution without
6676 last parameter. Check only that the step is multiple of size
6677 type. Remove stmt_vinfo updates.
6678 (vect_get_memtag_and_dr): Remove.
6679 (vect_get_memtag): New function.
6680 (vect_address_analysis): New function.
6681 (vect_object_analysis): New function.
6682 (vect_analyze_data_refs): Call vect_object_analysis and
6683 vect_get_memtag. Update stmt_vinfo fields.
6685 2005-02-12 Ira Rosen <irar@il.ibm.com>
6687 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6688 exist and are objects. Remove checks for pointer.
6689 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6690 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6691 (vect_create_data_ref_ptr): Likewise.
6692 (vect_base_addr_differ_p): New function.
6693 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6694 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6695 Don't set the DR_BASE_NAME field of data-ref.
6696 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6698 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6700 * optabs.h (enum optab_index): Add new OTI_ldexp.
6701 (ldexp_optab): Define corresponding macro.
6702 * optabs.c (init_optabs): Initialize ldexp_optab.
6703 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6705 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6707 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6708 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6710 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6711 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6714 2005-02-12 Ira Rosen <irar@il.ibm.com>
6716 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6718 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6720 (vect_get_base_and_offset): Always return an address.
6721 (vect_create_addr_base_for_vector_ref): Remove treatment for
6722 different data reference types.
6723 (vect_compute_data_ref_alignment): Rename base to base_address in
6724 stmt_vec_info. Get the object in order to force its alignment.
6725 (vect_get_memtag_and_dr): Rename base to base_address in
6726 stmt_vec_info. Extract the object for memtag analysis.
6728 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6730 PR regression/19898.
6731 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6732 changes cc_status, use apply modified_in_p to part of cc_status
6733 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6736 2005-02-11 Richard Henderson <rth@redhat.com>
6738 * tree-complex.c (expand_complex_libcall): New.
6739 (expand_complex_multiplication): Use it for c99 compliance.
6740 (expand_complex_division): Likewise.
6741 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6743 * builtins.c (built_in_names): Remove const.
6744 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6746 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6747 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6748 (built_in_names): Remove const.
6749 * c-common.c (c_common_type_for_mode): Handle complex modes.
6750 * flags.h, toplev.c (flag_complex_method): Rename from
6751 flag_complex_divide_method.
6752 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6753 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6754 * libgcc2.h: Declare them.
6755 * libgcc-std.ver: Export them.
6756 * mklibgcc.in (lib2funcs): Build them.
6758 2005-02-11 Steven Bosscher <stevenb@suse.de>
6760 PR tree-optimization/19876
6761 Partially revert my change from 2005-01-14
6762 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6763 (compute_antic): ...and remove the loop here.
6765 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6768 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6769 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6771 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6772 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6774 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6776 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6777 offsets for the big-endian 32-bit case.
6779 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6781 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6783 2005-02-11 Dale Johannesen <dalej@apple.com>
6785 * cselib.c (cselib_process_insn): Clear out regs where
6786 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6787 * reload.c (find_equiv_reg): Ditto.
6789 2005-02-11 Ian Lance Taylor <ian@airs.com>
6791 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6794 * tree.c (build_function_type_list): Work correctly if there are
6797 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6799 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6800 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6801 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6802 TARGET_ZARCH instead of TARGET_64BIT.
6804 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6806 * config/rs6000/t-rtems:
6807 (MULTILIB_OPTIONS): Remove mcpu=602.
6808 (MUTLILIB_DIRNAMES): Remove m602.
6809 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6810 Let mcpu=602 match mcpu=603.
6811 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6813 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6815 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6818 2005-02-10 David Daney <ddaney@avtrex.com>
6820 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6821 * config/i386/linux-unwind.h: Likewise.
6822 * config/ia64/linux-unwind.h: Likewise.
6823 * config/mips/linux-unwind.h: Likewise.
6824 * config/pa/linux-unwind.h: Likewise.
6825 * config/rs6000/linux-unwind.h: Likewise.
6826 * config/s390/linux-unwind.h: Likewise.
6827 * config/sh/linux-unwind.h: Likewise.
6828 * config/sparc/linux-unwind.h: Likewise.
6830 2005-02-10 Steven Bosscher <stevenb@suse.de>
6832 PR tree-optimization/17549
6833 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6834 TER to replace a DEF with its expression if the DEF and the
6835 rhs of the expression we replace into have the same root
6838 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6840 * config/mips/mips.md: Fix the placement of the match_scratch in the
6843 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6845 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6848 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6850 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6851 (strip_offset): Handle addresses.
6852 (add_address_candidates): Use strip_offset.
6853 (difference_cost): Reflect strip_offset change.
6854 (force_var_cost, difference_cost): Strip nops.
6856 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6858 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6860 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6861 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6862 config/cris/cris-protos.h, config/cris/cris.c: Update
6865 2005-02-10 Jeff Law <law@redhat.com>
6867 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6868 (lookup_avail_expr): Similarly.
6870 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6872 * builtins.c (fold_builtin_powi): New function.
6873 (fold_builtin_1): Call it.
6875 2005-02-10 Steven Bosscher <stevenb@suse.de>
6877 PR documentation/19309
6878 * doc/cpp.texi: The __GNUC__ and related predefined macros
6879 are also defined for the "standalone" cpp.
6880 Some non-GCC compilers may also define __GNUC__.
6882 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6885 * c-typeck.c (common_type): New routine. Old common_type renamed
6887 (c_common_type): ...this.
6888 (build_conditional_expr, build_binary_op): Use c_common_type instead
6891 2005-02-10 Steven Bosscher <stevenb@suse.de>
6893 * doc/md.texi: Replace @samp{length} with @code{length}.
6895 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6897 PR tree-optimization/18687
6898 * tree-flow.h (find_loop_niter): Declare.
6899 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6900 Try using scev even for loops with more than one exit.
6901 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6902 (struct ivopts_data): Added niters field.
6903 (struct nfe_cache_elt): New.
6904 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6906 (tree_ssa_iv_optimize_init): Initialize niters cache.
6907 (determine_number_of_iterations): Removed.
6908 (find_induction_variables): Do not call determine_number_of_iterations.
6909 Access niters for single exit through niter_for_single_dom_exit.
6910 (add_iv_outer_candidates): Access niters for single exit through
6911 niter_for_single_dom_exit.
6912 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6913 number_of_iterations_cond.
6914 (iv_period): New function.
6915 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6916 (may_replace_final_value): Take data argument. Use
6917 niter_for_single_dom_exit.
6918 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6919 (rewrite_use_compare): Pass data to may_eliminate_iv.
6920 (rewrite_use_outer): Pass data to may_replace_final_value.
6921 (free_loop_data): Clean up the niters cache.
6922 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6923 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6924 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6925 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6926 (num_ending_zeros): Moved to tree.c.
6927 * tree.h (num_ending_zeros): Declare.
6928 * tree.c (num_ending_zeros): Moved from tree.c.
6930 2005-02-09 Richard Henderson <rth@redhat.com>
6932 * builtins.c (DEF_BUILTIN): Add COND argument.
6933 * tree.h (DEF_BUILTIN): Likewise.
6934 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6935 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6937 (DEF_BUILTIN_STUB): New.
6938 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6939 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6940 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6941 * c-common.c (DEF_BUILTIN): Add COND argument.
6942 * tree.c (local_define_builtin): New.
6943 (build_common_builtin_nodes): New.
6945 2005-02-09 Roger Sayle <roger@eyesopen.com>
6947 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6948 floating point expression ignoring the sign of the result.
6949 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6950 (fold) <MULT_EXPR>: Use it to simplify x*x.
6951 * tree.h (fold_strip_sign_ops): Prototype here.
6952 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6953 argument. Use fold_strip_sign_ops to simplify the first argument.
6954 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6955 first argument when the second argument is an even integer
6956 constant, but only with -funsafe_math_optimizations.
6957 (fold_builtin_1): Update call to fold_builtin_copysign.
6959 2005-02-09 Ian Lance Taylor <ian@airs.com>
6962 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6963 just check whether EH_FILTER_FAILURE falls through.
6965 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6967 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6968 insns return to ready list in the next turn.
6970 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6973 * builtins.def: New __builtin_powi[lf].
6974 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6975 (expand_builtin_powi): New function.
6976 (expand_builtin): Dispatch to expand_builtin_powi.
6977 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6978 * libgcc2.c: Add __builtin_powi[lf] implementation.
6979 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6980 * optabs.h: Add powi_optab.
6981 * optabs.c (init_optabs): Initialize powi_optab.
6982 * doc/extend.texi: Document __builtin_powi[lf].
6984 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6986 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6989 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6992 * fold-const.c (try_move_mult_to_index): Remove redundant
6993 type argument. Create ADDR_EXPR with correct type.
6994 (fold): Update callers of try_move_mult_to_index. Convert
6995 result to the appropriate type.
6997 2005-02-09 Roger Sayle <roger@eyesopen.com>
7000 * config/avr/avr.c (default_rtx_costs): Delete.
7001 (avr_operand_rtx_cost): New function.
7002 (avr_rtx_costs): Completely rewrite.
7004 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7007 * config/cris/cris.c (in_code): New variable.
7008 (cris_output_addr_const): Now a static function, a wrapper for
7010 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7011 case from old cris_output_addr_const.
7012 (cris_asm_output_label_ref): Similar for LABEL_REF.
7013 (cris_output_addr_const_extra): Similar for UNSPEC.
7014 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7015 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7016 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7018 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7019 (cris_asm_output_label_ref): Declare.
7021 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7023 PR preprocessor/19801
7024 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7025 filenames that changed when libcpp was moved to the toplevel.
7027 2005-02-07 Roger Sayle <roger@eyesopen.com>
7029 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7030 zero extensions of BImode operands. Call lowpart_subreg instead
7031 of gen_lowpart_common and gen_lowpart_SUBREG.
7033 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7036 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7037 * configure.ac: Set cc_for_cross_gnattools.
7038 * configure: Regenerate.
7040 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7043 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7045 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7048 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7049 of nested functions.
7051 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7053 * doc/extend.texi: Document deprecated extensions allowing
7054 static floating-point members to have initializers and allowing
7055 floating-point literals in integral constant expressions.
7057 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7059 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7060 config/darwin7.h, config/mips/mips.c,
7061 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7064 * cse.c: Update comments.
7066 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7069 * builtins.c (fold_builtin_sqrt): Transform
7070 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7073 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7074 Dorit Naishlos <dorit@il.ibm.com>
7076 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7077 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7078 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7080 * tree.h (vect_set_verbosity_level): New extern function declaration
7082 * tree-vectorizer.h (verbosity_levels): New enum type.
7083 * tree-vectorizer.c (vect_debug_stats): Function removed.
7084 (vect_debug_details): Likewise.
7085 (vect_verbosity_level): Global variable was defined and initialized.
7086 (vect_dump): Global variable definition.
7087 (vect_print_dump_info): New function.
7088 (vect_set_dump_settings): New function.
7089 (vect_set_verbosity_level): New function.
7090 (vectorize_loops): Add call to vect_set_dump_settings.
7092 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7093 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7094 (slpeel_tree_peel_loop_to_edge): Likewise.
7096 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7097 appropriate verbosity level instead of call to vect_debug_details
7098 or vect_debug_stats.
7099 (vect_get_base_and_offset):
7100 (vect_create_addr_base_for_vector_ref):
7101 (get_vectype_for_scalar_type):
7102 (vect_create_data_ref_ptr):
7104 (vect_get_vec_def_for_operand):
7105 (vect_finish_stmt_generation):
7106 (vectorizable_assignment):
7107 (vectorizable_operation):
7108 (vectorizable_store):
7109 (vectorizable_load):
7110 (vect_transform_stmt):
7111 (vect_update_ivs_after_vectorizer):
7112 (vect_do_peeling_for_loop_bound):
7113 (vect_update_inits_of_drs):
7114 (vect_do_peeling_for_alignment):
7115 (vect_transform_loop):
7116 (vect_is_simple_use):
7117 (vect_analyze_operations):
7118 (vect_is_simple_iv_evolution):
7119 (vect_analyze_scalar_cycles):
7120 (vect_analyze_data_ref_dependence):
7121 (vect_analyze_data_ref_dependences):
7122 (vect_compute_data_ref_alignment):
7123 (vect_enhance_data_refs_alignment):
7124 (vect_analyze_data_refs_alignment):
7125 (vect_analyze_data_ref_access):
7126 (vect_analyze_data_ref_accesses):
7127 (vect_analyze_pointer_ref_access):
7128 (vect_get_memtag_and_dr):
7129 (vect_analyze_data_refs):
7130 (vect_mark_relevant):
7131 (vect_stmt_relevant_p):
7132 (vect_mark_stmts_to_be_vectorized):
7133 (vect_can_advance_ivs_p):
7134 (vect_get_loop_niters):
7135 (vect_analyze_loop_form):
7136 (vect_analyze_loop):
7137 (vectorize_loops): Likewise.
7139 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7140 (vect_update_inits_of_drs):
7141 (vect_do_peeling_for_alignment):
7142 (vect_transform_loop):
7143 (vect_analyze_operations):
7144 (vect_analyze_scalar_cycles):
7145 (vect_analyze_data_ref_dependences):
7146 (vect_analyze_data_refs_alignment):
7147 (vect_analyze_data_ref_accesses):
7148 (vect_analyze_data_refs):
7149 (vect_mark_stmts_to_be_vectorized):
7150 (vect_get_loop_niters):
7151 (vect_analyze_loop_form):
7152 (vect_analyze_loop): Likewise.
7153 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7155 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7159 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7160 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7161 either -ffast-math or -funsafe-math-optimizations is in use.
7163 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7164 * config/mips/irix-csr.c: New file.
7165 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7166 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7167 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7170 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7172 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7173 redundant, incorrect definitions.
7175 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7177 ("*tls_indirect_call"): New, reference hard regs directly.
7178 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7180 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7182 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7183 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7185 2005-02-06 Roger Sayle <roger@eyesopen.com>
7187 PR rtl-optimization/19800
7188 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7189 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7192 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7194 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7196 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7199 * doc/invoke.texi: Correct documentation of -freorder-functions.
7201 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7204 * doc/invoke.texi: Don't mention gccbug.
7206 2005-02-06 Roger Sayle <roger@eyesopen.com>
7207 Andrew Pinski <pinskia@physics.uc.edu>
7208 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7210 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7211 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7212 into just (zero_extract:SI FOO (const_int 1) BAR).
7214 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7216 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7217 macro locally. Don't give last revision date. Use GCC version
7218 number from gcc-common.texi.
7219 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7220 revision date. Use GCC version number from gcc-common.texi.
7221 Describe being a library as current state rather than as 3.x
7223 * doc/gcc.texi: Remove last update date.
7224 * doc/gccint.texi: Likewise. Update copyright dates.
7225 * doc/install.texi: Update copyright dates.
7227 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7230 * doc/invoke.texi: Mention for each option included in -Wall that
7231 it is included in -Wall.
7232 * doc/gcc.texi: Update copyright and last modification date.
7234 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7236 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7237 unnecessary cast to original induction variable increments.
7239 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7241 PR tree-optimization/18219
7242 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7243 in distributed form.
7245 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7247 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7248 Set bitpos and offset later in the function. Do nothing if the
7249 target is a register and if the bitfield lies completely outside
7251 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7252 here. Return an uninitialised register if the source value is stored
7253 in a register and the bitfield lies completely outside that register.
7255 2005-02-06 Steven Bosscher <stevenb@suse.de>
7257 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7260 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7262 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7264 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7266 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7267 * config/darwin8.h: New.
7268 * config/darwin7.h: Update comment.
7270 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7271 Dorit Naishlos <dorit@il.ibm.com>
7273 * tree-vectorizer.h (LOC): New type.
7274 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7275 (loop_line_number): New field in struct _loop_vec_info.
7276 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7278 * tree-vectorizer.c (input.h): Included.
7279 (find_loop_location): New function.
7280 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7281 loop line number removed.
7282 (vect_debug_details): Likewise.
7283 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7285 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7286 call to vect_debug_details/stats changed from loop to loop_loc.
7287 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7288 (slpeel_tree_peel_loop_to_edge): Likewise.
7290 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7291 changed from NULL to UNKNOWN_LOC.
7292 (vect_get_base_and_offset):
7293 (vect_create_addr_base_for_vector_ref):
7294 (get_vectype_for_scalar_type):
7295 (vect_create_data_ref_ptr):
7297 (vect_get_vec_def_for_operand):
7298 (vect_finish_stmt_generation):
7299 (vectorizable_assignment):
7300 (vectorizable_operation):
7301 (vectorizable_store):
7302 (vectorizable_load):
7303 (vect_transform_stmt):
7304 (vect_update_ivs_after_vectorizer):
7305 (vect_do_peeling_for_loop_bound):
7306 (vect_do_peeling_for_alignment):
7307 (vect_transform_loop):
7308 (vect_is_simple_use):
7309 (vect_analyze_operations):
7310 (vect_is_simple_iv_evolution):
7311 (vect_analyze_scalar_cycles):
7312 (vect_analyze_data_ref_dependences):
7313 (vect_compute_data_ref_alignment):
7314 (vect_enhance_data_refs_alignment):
7315 (vect_analyze_data_ref_access):
7316 (vect_analyze_data_ref_accesses):
7317 (vect_analyze_pointer_ref_access):
7318 (vect_get_memtag_and_dr):
7319 (vect_analyze_data_refs):
7320 (vect_mark_relevant):
7321 (vect_stmt_relevant_p):
7322 (vect_mark_stmts_to_be_vectorized):
7323 (vect_can_advance_ivs_p):
7324 (vect_get_loop_niters):
7325 (vect_analyze_loop):
7326 (vectorize_loops): Likewise.
7328 (vectorizable_load): Argument in call to vect_debug_details/stats
7329 changed from loop to LOOP_LOC (loop_vinfo).
7330 (vect_transform_loop):
7331 (vect_analyze_operations):
7332 (vect_analyze_scalar_cycles):
7333 (vect_analyze_data_ref_dependence):
7334 (vect_enhance_data_refs_alignment):
7335 (vect_analyze_data_ref_accesses):
7336 (vect_analyze_pointer_ref_access):
7337 (vect_analyze_data_refs):
7338 (vect_analyze_loop): Likewise.
7340 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7341 changed from loop to loop_loc.
7343 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7345 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7346 Dorit Naishlos <dorit@il.ibm.com>
7348 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7350 (vect_analyze_data_ref_dependences): Likewise.
7352 (vect_is_simple_use): Argument changed from loop structure to
7353 loop_vect_info structure.
7354 (vect_can_advance_ivs_p): Likewise.
7355 (vect_create_index_for_vector_ref): Likewise.
7356 (vect_update_ivs_after_vectorizer): Likewise.
7357 (new_stmt_vec_info): Likewise.
7359 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7360 changed from loop to loop_vinfo.
7361 (vect_create_data_ref_ptr): First argument in call to
7362 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7363 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7364 was changed from loop to loop_vinfo.
7365 (vectorizable_operation): Likewise.
7366 (vectorizable_store): Likewise.
7367 (vect_mark_stmts_to_be_vectorized): Likewise.
7368 (vect_do_peeling_for_loop_bound): First argument in call to
7369 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7370 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7371 was changed from loop to loop_vinfo.
7372 (vect_analyze_data_ref_dependences): Third argument in call to
7373 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7375 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7376 (vect_create_data_ref_ptr): Likewise.
7377 (vect_init_vector): Likewise.
7378 (vect_get_vec_def_for_operand): Likewise.
7379 (vectorizable_assignment): Likewise.
7380 (vectorizable_operation): Likewise.
7381 (vectorizable_store): Likewise.
7382 (vectorizable_load): Likewise.
7383 (vect_update_ivs_after_vectorizer): Likewise.
7384 (vect_is_simple_use): Likewise.
7385 (vect_analyze_data_ref_dependence): Likewise.
7386 (vect_analyze_pointer_ref_access): Likewise.
7387 (vect_can_advance_ivs_p): Likewise.
7389 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7390 before _stmt_vec_info.
7391 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7392 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7393 (new_stmt_vec_info): Argument changed from loop structure to
7394 loop_vect_info structure
7396 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7397 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7398 (vect_create_addr_base_for_vector_ref): Likewise.
7399 (vect_analyze_pointer_ref_access): Likewise.
7401 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7404 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7405 phi flag if the phi is abnormal.
7407 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7410 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7411 information for the new statement.
7413 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7416 * gcc.c (main): Include the target in -v output.
7418 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7420 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7421 Do not drop the extend if we'd have to add a paradoxical subreg
7422 later. Include optabs.h and insn-codes.h.
7423 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7425 2005-02-02 Roger Sayle <roger@eyesopen.com>
7428 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7429 * fold-const.c (const_binop): Avoid constant folding floating
7430 point operations in modes that use composite representations.
7431 * simplify-rtx.c (simplify_binary_operation): Likewise.
7433 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7435 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7437 (altivec_dstt): Likewise.
7438 (altivec_dstst): Likewise.
7439 (altivec_dststt): Likewise.
7440 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7443 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7445 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7446 EXPR_LOCUS from orig_cond to the new cond_stmt.
7447 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7450 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7452 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7453 standard_iv_increment_position. Remove call to bsi_next
7454 (no need to bump the iterator anymore).
7455 (vect_create_index_for_vector_ref): Call
7456 standard_iv_increment_position. Remove second function argument.
7457 (vect_finish_stmt_generation): Remove call to bsi_next
7458 (no need to bump the iterator anymore).
7459 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7460 to vect_create_index_for_vector_ref.
7462 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7464 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7465 phis are used out of the loop.
7467 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7470 * c-decl.c (undef_nested_function): New variable.
7471 (pop_scope): Diagnose undefined nested functions.
7472 (finish_function): Don't attempt cgraph processing or genericizing
7473 if current top-level function contained an undefined nested
7474 function. Reset undef_nested_function at the end of a top-level
7477 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7479 * tree.c (build_int_cst_type): Take sign of the value into account
7480 when deciding whether sign extend the value.
7482 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7485 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7486 (cpp_options, cc1_options): Change %{std*&ansi} to
7487 %{std*&ansi&trigraphs}.
7489 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7491 * cse.c: Update comments.
7493 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7495 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7496 arguments go on the stack. Do not put complex doubles in odd/even
7499 2005-02-02 Steven Bosscher <stevenb@suse.de>
7501 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7502 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7503 -ftree-pre, and -fthread-jumps.
7505 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7507 PR tree-optimization/19578
7508 * tree-flow.h (modified_noreturn_calls): Declare.
7509 (noreturn_call_p): Declare.
7510 * tree-flow-inline.h (noreturn_call_p): New function.
7511 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7512 * tree-cfg.c (modified_noreturn_calls): New variable.
7513 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7514 that contain a mid-block noreturn call.
7515 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7517 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7519 * df.c (df_def_record_1, df_uses_record): Don't use
7521 * df.h (DF_FOR_REGALLOC): Remove.
7523 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7526 * c-typeck.c (really_start_incremental_init): Reset
7527 constructor_max_index for arrays of incomplete type.
7529 2005-02-02 Jeff Law <law@redhat.com>
7531 * gcse.c (struct reg_set): Store the block index where the register
7532 was set rather than the setting insn.
7533 (record_one_set, compute_transp): Corresponding changes.
7534 (pre_insert_copy_insn): Do not call replace_one_set.
7535 (replace_one_set): Remove.
7537 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7540 * doc/gcov.texi: Fix typo.
7542 2005-02-01 Richard Henderson <rth@redhat.com
7545 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7546 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7548 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7549 * config/i386/i386-protos.h: Update.
7551 2005-02-01 Steven Bosscher <stevenb@suse.de>
7553 PR tree-optimization/19217
7554 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7555 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7556 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7557 that it is walking a PHI node.
7559 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7561 * doc/extend.texi (Nested Functions): Update.
7563 2005-02-01 Richard Henderson <rth@redhat.com>
7566 * optabs.c (expand_copysign_absneg): Export.
7567 * optabs.h (expand_copysign_absneg): Declare.
7568 * config/rs6000/rs6000.md (copysigntf3): New.
7570 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7572 PR tree-optimization/19633
7573 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7574 * tree-ssa-alias.c (init_alias_info): Initialize.
7575 (merge_pointed_to_info): Set.
7576 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7577 (dump_points_to_info_for): Show value of pt_null.
7578 (struct count_ptr_d): Declare.
7579 (find_ptr_dereference): Remove.
7580 (ptr_is_dereferenced_by): Remove.
7581 (count_ptr_derefs): New local function.
7582 (count_uses_and_derefs): New local function.
7583 (compute_points_to_and_addr_escape): Call it. If the number
7584 of dereferences is greater than zero, mark the pointer as
7585 dereferenced. If there are fewer dereferences than uses of
7586 the pointer, the pointer's value escapes.
7588 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7590 PR tree-optimization/19670
7591 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7593 (verify_use): ... set it here, instead.
7595 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7597 * doc/sourcebuild.texi (Test directives): Fix formatting.
7599 * doc/sourcebuild.texi (Test directives): Describe selector
7602 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7604 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7605 specific 64-bit CPUs.
7607 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7610 * arm.c (arm_eliminable_register): New function.
7611 (adjacent_mem_locations): Don't allow eliminable registers. Use
7612 HOST_WIDE_INT for address offsets.
7613 * arm-protos.h (arm_eliminable_register): Add prototype.
7615 2005-02-01 Steven Bosscher <stevenb@suse.de>
7617 PR optimization/15242
7618 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7619 * basic-block.h (duplicate_computed_gotos): Add prototype.
7620 * bb-reorder.c (duplicate_computed_gotos): New function to
7621 duplicate sufficiently small blocks ending in a computed jump.
7622 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7623 if not optimizing for size.
7624 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7625 never do tail merging for blocks ending in a computed jump.
7626 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7628 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7630 Patch from Richard Sandiford <rsandifo@redhat.com>
7631 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7632 from inheriting a subreg equivalence with a non-spill register.
7634 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7636 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7638 * config/frv/frv.c (movcc_fp_destination_operand): New.
7639 (gpr_or_memory_operand): Fix typo in comment.
7640 (gpr_or_memory_operand_with_scratch): New.
7641 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7642 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7643 movcc_fp_destination_operand.
7644 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7645 Legitimize memory addresses using a scratch register.
7647 2005-01-31 Jeff Law <law@redhat.com>
7649 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7650 bitmap a sparse bitmap instead of a simple bitmap.
7651 (mark_def_sites_initialize_block): Corresponding changes.
7652 (ssa_mark_def_sites_initialize_block): Likewise.
7653 (ssa_mark_phi_uses): Likewise.
7654 (mark_def_site, ssa_mark_def_sites): Likewise.
7655 (mark_def_site_blocks): Likewise.
7656 (rewrite_ssa_into_ssa): Likewise.
7658 * tree-ssa-dom.c (record_cond): Pass correct variable type
7659 for last argument to htab_find_slot_with_hash.
7661 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7662 effects when optimizing 0 % X. Do not try to optimize X % 0.
7664 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7666 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7669 2005-02-01 Eric Christopher <echristo@redhat.com>
7671 * config/mips/mips.c (override_options): Warn if -mint64
7673 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7676 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7678 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7680 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7681 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7682 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7683 (cached_regno): Initialize to INVALID_REGNUM.
7684 (cse_reg_info_table_size,
7685 cse_reg_info_table_first_uninitialized,
7686 cse_reg_info_timestamp): New.
7687 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7689 (init_cse_reg_info, get_cse_reg_info_1): New.
7690 (get_cse_reg_info): Cache the last look-up.
7691 (new_basic_block): Update the code to clear mappings from
7692 registers to cse_reg_info entries.
7693 (cse_main): Call init_cse_reg_info.
7695 * cse.c (get_cse_reg_info): Update a comment.
7697 2005-01-31 Steven Bosscher <stevenb@suse.de>
7700 * c-decl.c (start_decl): Do not warn about arrays of elements with
7701 an incomplete type here.
7702 (grokdeclarator): Do it here by making a pedwarn an error.
7703 * c-typeck.c (push_init_level): If there were previous errors with
7704 the constructor type, do not warn about braces for initializers.
7705 (process_init_element): Likewise for excess initializer elements.
7707 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7709 * cse.c (delete_trivially_dead_insn): Don't iterate.
7711 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7713 * config/rs6000/rs6000.md (copysignsf3): New expand.
7714 (copysigndf3): Likewise.
7716 2005-01-31 Steven Bosscher <stevenb@suse.de>
7718 * recog.c (constrain_operands): Only look for earlyclobber operand
7719 conflicts if an '&' constraint was seen.
7721 2005-01-31 Marc Espie <espie@openbsd.org>
7723 * config.gcc: Don't include embedded systems fragment, switches default
7724 debugging format to ELF.
7725 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7726 longer pick it up there.
7728 2005-01-31 Dale Johannesen <dalej@apple.com>
7730 * doc/extend.texi (nested functions): Fix linkage description.
7731 Clarify that static is not allowed.
7733 2005-01-31 Dale Johannesen <dalej@apple.com>
7735 * config/rs6000/darwin.md (movsf_low_di): Make work.
7736 (movdf_low_di): Make work.
7738 2005-01-31 Dale Johannesen <dalej@apple.com>
7740 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7741 Make work for 64 bit.
7743 2005-01-31 Roger Sayle <roger@eyesopen.com>
7744 Dale Johannesen <dalej@apple.com>
7747 * fold-const.c (fold_binary_op_with_conditional_arg):
7748 Make types match original operands, before STRIP_NOPS.
7750 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7752 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7753 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7754 (struct gcc_sigcontext): Delete. Merge contents to..
7755 (struct gcc_ucontext): ..here.
7756 (get_sigcontext): Delete.
7757 (get_regs): New function, like get_sigcontext but return regs ptr.
7758 64-bit version finds regs from r1 to support vdso.
7759 (ppc_linux_aux_vector): New function.
7760 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7763 2005-01-31 Ira Rosen <irar@il.ibm.com>
7765 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7767 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7768 redundant fold. Fix misalignment for MINUS_EXPR.
7769 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7770 (vect_analyze_pointer_ref_access): Likewise.
7771 (vect_get_memtag_and_dr): Likewise.
7773 2005-01-31 Richard Henderson <rth@redhat.com>
7775 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7776 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7777 absnegdf2_i387, absnegxf2_i387): Likewise.
7779 2005-01-31 Richard Henderson <rth@redhat.com>
7782 * optabs.c (expand_copysign_absneg): New.
7783 (expand_copysign_bit): Split out from ...
7784 (expand_copysign): ... here. Use expand_copysign_absneg.
7786 2005-01-30 Roger Sayle <roger@eyesopen.com>
7789 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7790 constant as the second operand and a register as the third.
7792 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7795 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7796 that dllimport'd functions do not use all call-clobbered registers
7799 2005-01-30 Richard Henderson <rth@redhat.com>
7802 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7803 expand_abs_nojump and generalize. Use operand_subword and
7804 emit_no_conflict_block. Support large modes.
7805 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7807 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7808 negation to subtraction.
7809 (expand_copysign): Check that the format has signed zeros.
7810 Use operand_subword and emit_no_conflict_block. Support large modes.
7812 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7814 Fix PR tree-optimization/19624
7816 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7817 * tree-ssa-pre.c: Add cfgloop.h.
7819 (pre_stats): New member, constified.
7820 (inserted_exprs): New static variable.
7821 (NECESSARY): New macro.
7822 (create_expression_by_pieces): Fold the expression, and
7823 mark it as defaulting to not necessary. Also put in
7825 (fully_constant_expression): New function.
7826 (insert_into_preds_of_block): Modify to not insert phis when we
7827 are playing with induction variables.
7828 Push phis onto the inserted_exprs vector, and mark them as not
7829 necessary by default.
7830 (insert_aux): Call fully_constant_expression on eprime.
7831 If all edges produce the same value, mark it constant.
7832 (mark_operand_necessary): New function.
7833 (remove_dead_inserted_code): New function.
7834 (init_pre): Init loop optimizer to get loop info.
7835 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7836 (execute_pre): Commit edge inserts, then remove dead code.
7838 2005-01-30 Richard Henderson <rth@redhat.com>
7840 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7841 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7843 2005-01-30 Richard Henderson <rth@redhat.com>
7846 * config/i386/i386.c (ix86_expand_copysign): New.
7847 (ix86_split_copysign_const): New.
7848 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7849 rearrange op1/nmask operands.
7850 * config/i386/i386-protos.h: Update.
7851 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7852 (copysigndf3): Likewise.
7853 (copysignsf3_const, copysigndf3_const): New.
7854 (copysignsf3_var): Rename from copysignsf3, split out splitter
7855 and fix split predicate for X constraint.
7856 (copysigndf3_var): Similarly.
7858 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7860 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7861 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7862 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7864 2005-01-29 Richard Henderson <rth@redhat.com>
7867 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7868 of # and * in constraints.
7870 2005-01-29 Richard Henderson <rth@redhat.com>
7873 * expr.c (store_field): Don't strip sub-mode cast when the input
7874 data is even smaller.
7876 2005-01-29 Richard Henderson <rth@redhat.com>
7879 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7882 2005-01-29 Richard Henderson <rth@redhat.com>
7884 * combine.c (make_field_assignment): Fix argument order
7887 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7889 PR tree-optimization/15791
7890 * fold-const.c (extract_array_ref): New function.
7891 (fold): Fold comparisons between &a[i] and &a[j] or
7892 semantically equivalent trees.
7894 2005-01-29 Jeff Law <law@redhat.com>
7896 * gcse.c (insert_expr_in_table): Revamp handling of available
7897 and anticipatable occurrence lists to avoid unnecessary list
7899 (insert_set_in_table): Similarly.
7901 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7903 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7905 (c_build_qualified_type): Build qualified array types with
7906 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7907 * c-decl.c (c_make_fname_decl): Build unqualified array type
7908 before qualified type.
7909 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7910 type is qualified, not just if type itself is. Don't apply
7911 qualifiers to array type when declarator is processed. Apply
7912 qualifiers to field type whether or not it is an array type.
7913 Don't handle array types specially for applying qualifiers to
7915 * c-typeck.c (composite_type): Build unqualified element type and
7916 array type when forming composite of array types.
7917 (common_pointer_type, comptypes, comp_target_types,
7918 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7919 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7921 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7922 (args2) in variables a1 and a2.
7924 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7926 * cse.c (n_elements_made, max_elements_made): Remove.
7927 (insert): Don't touch n_elements_made.
7928 (cse_main): Don't touch n_elements_made or max_elements_made.
7930 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7933 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7934 configuration part of dp-bit.c to be lost.
7936 2005-01-28 Roger Sayle <roger@eyesopen.com>
7938 * expmed.c (expand_mult_highpart_optab): When attempting to use
7939 a non-widening multiplication in a wider mode, the operands need
7940 to be converted (zero or sign extended) to that mode.
7942 2005-01-28 Ian Lance Taylor <ian@airs.com>
7946 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7947 through if both operands fall through.
7949 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7951 * cse.c (fold_rtx) <PC>: Don't optimize.
7953 2005-01-28 Jeff Law <law@redhat.com>
7955 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7956 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7958 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7960 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7961 cse_reg_info_used_list_end): Remove.
7962 (cse_reg_info_list, cse_reg_info_list_free): New.
7963 (get_cse_reg_info): When allocating an instance of
7964 cse_reg_info, add it to the beginning of the cse_reg_info_list
7965 list. Remove code to maintain cse_reg_info_used_list.
7966 (new_basic_block): Reset the free list to the beginning of
7969 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7971 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7972 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7973 (frv_expand_mdpackh_builtin): New function.
7974 (frv_expand_builtin): Use it to expand __MDPACKH.
7975 * doc/extend.texi (__MDPACKH): Update documentation.
7977 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7979 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7980 SSE_FLOAT_MODE_P for use_sse computation.
7982 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7985 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7987 2005-01-27 Richard Henderson <rth@redhat.com>
7989 * builtins.c (expand_builtin_copysign): New.
7990 (expand_builtin): Call it.
7991 * genopinit.c (optabs): Add copysign_optab.
7992 * optabs.c (init_optabs): Initialize it.
7993 (expand_copysign): New.
7994 * optabs.h (OTI_copysign, copysign_optab): New.
7995 (expand_copysign): Declare.
7997 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7998 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8000 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8001 (ix86_expand_fp_absneg_operator): ... here.
8002 (ix86_split_copysign): New.
8003 * config/i386/i386-protos.h: Update.
8004 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8005 (copysignsf3, copysigndf3): New.
8007 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8008 (copysignsf3, ncopysignsf3): New.
8009 (copysigndf3, ncopysigndf3): New.
8010 (copysignxf3, ncopysignxf3): New.
8011 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8013 2005-01-27 Arend Bayer <arend.bayer@web.de>
8014 Kazu Hirata <kazu@cs.umass.edu>
8016 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8017 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8018 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8021 2005-01-27 Jeff Law <law@redhat.com>
8023 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8024 definitions of SSA_NAMEs which are not being rewritten.
8025 (rewrite_ssa_into_ssa): Only initialize the current definition
8026 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8027 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8028 SSA_NAMEs before returning.
8030 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8032 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8033 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8034 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8035 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8036 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8038 2005-01-27 Steven Bosscher <stevenb@suse.de>
8041 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8042 higher to -O2 and higher. Likewise for tree PRE.
8043 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8046 2005-01-27 Ian Lance Taylor <ian@airs.com>
8049 * gimple-low.c (try_catch_may_fallthru): New static function.
8050 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8051 * tree-inline.c (expand_call_inline): Don't warn about reaching
8052 the end of a non-void function being inlined if the function uses
8055 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8057 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8060 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8061 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8062 (implicitly_declare): Handle error_mark_node.
8064 2005-01-27 Richard Henderson <rth@redhat.com>
8067 * tree.h (struct tree_decl): Add debug_expr_is_from.
8068 (DECL_DEBUG_EXPR_IS_FROM): New.
8069 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8070 * dwarf2out.c (dwarf2out_var_location): Update to match.
8071 * tree-outof-ssa.c (create_temp): Likewise.
8072 * var-tracking.c (track_expr_p): Likewise.
8073 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8074 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8075 * toplev.c (default_tree_printer): Likewise.
8077 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8079 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8080 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8082 2005-01-27 Steven Bosscher <stevenb@suse.de>
8084 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8085 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8086 ASM_CLOBBERS): Add tree checks.
8088 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8089 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8090 * c-common.def (SWITCH_STMT): Update to match.
8091 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8092 macros instead of SWITCH_EXPR ones.
8093 * c-dump.c (c_dump_tree): Likewise.
8094 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8095 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8097 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8099 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8101 * unwind-dw2.c (execute_stack_op): Add missing cases for
8102 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8104 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8106 * config.gcc (Obsolete configurations): Remove 'dummy', add
8107 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8110 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8112 PR tree-optimization/19633
8113 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8115 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8116 are no call-clobbered variables.
8117 * tree-outof-ssa.c (check_replaceable): Return false for calls
8120 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8122 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8123 even for variables with NULL DECL_INITIAL.
8125 2005-01-26 Stuart Hastings <stuart@apple.com>
8127 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8129 2005-01-26 Richard Henderson <rth@redhat.com>
8132 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8134 * expr.c (store_field): Strip conversions to odd-bit-sized types
8135 if the destination field width matches.
8137 2005-01-26 Richard Henderson <rth@redhat.com>
8139 * c-decl.c, expmed.c, expr.c: Revert last change.
8141 2005-01-26 Richard Henderson <rth@redhat.com>
8144 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8146 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8147 if we don't need the bits above those present in the current mode.
8148 * expr.c (store_field): Strip conversions to odd-bit-sized types
8149 if the destination field width matches.
8151 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8153 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8154 either -ffast-math or -funsafe-math-optimizations is in use.
8156 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8160 * config/avr/avr.c (notice_update_cc): Only set condition code for
8161 ashrqi3 if shift count > 0.
8162 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8163 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8164 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8165 count <= 0 as a no-op, and shift count >= width by copying zero
8166 or sign bit to all bits of the result.
8167 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8168 count, with attribute "length" set to 0 and "cc" set to "none".
8170 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8172 * doc/invoke.texi: Document -mTLS.
8174 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8175 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8176 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8177 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8178 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8179 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8180 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8181 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8183 * configure.ac: Check for a TLS capable gas.
8185 * configure: Regenerate.
8187 2005-01-26 Richard Henderson <rth@redhat.com>
8190 * combine.c (make_field_assignment): Simplify store to zero_extract
8191 from a source with an overlapping mask.
8193 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8195 2004-11-11 Eric Christopher <echristo@redhat.com>
8197 * config/frv/frv.md: Add fr400_integer automaton. Don't
8198 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8201 2005-01-26 Steven Bosscher <stevenb@suse.de>
8204 * cfgbuild.c (make_edges): Do not clear or set
8205 current_function_has_computed_jump.
8206 * function.h (struct function): Remove the has_computed_jump field.
8207 (current_function_has_computed_jump): Do not define.
8208 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8209 in a computed jump. Ignore current_function_has_computed_jump.
8211 2005-01-26 Richard Henderson <rth@redhat.com>
8214 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8215 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8217 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8218 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8219 objects into static storage if they have more than one non-zero value.
8220 * tree.h (categorize_ctor_elements): Update decl.
8222 2005-01-26 Steven Bosscher <stevenb@suse.de>
8225 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8226 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8227 to this function from 2004-07-10.
8228 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8229 the current function for tail call optimizations if the address
8230 of one of it its arguments is taken.
8232 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8234 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8236 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8238 * function.c (expand_function_end): If current_function_calls_alloca,
8239 emit stack restore in a place that is reached when the function falls
8242 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8244 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8245 rule to avoid matching inappropriate suffix rule.
8247 2005-01-26 Jan Hubicka <jh@suse.cz>
8249 PR tree-optimization/19241
8250 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8252 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8254 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8255 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8257 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8258 <sim*>: Always use crt1.o, regardless of N in simN.
8259 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8260 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8261 (CRT_CALL_STATIC_FUNCTION): Remove.
8262 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8263 use crt1.o, regardless of N in simN.
8264 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8265 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8266 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8267 case isystem setting.
8268 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8270 2005-01-25 Ian Lance Taylor <ian@airs.com>
8272 * gimple-low.c (block_may_fallthru): Correct handling of
8273 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8275 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8277 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8278 handlers to match indentation; nested under the mtune=* handler.
8279 Similar for mcpu= and march=.
8281 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8283 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8284 * config/mips/linux64.h (LIB_SPEC): Likewise.
8285 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8286 * config/sh/linux.h (LIB_SPEC): Likewise.
8288 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8290 * config/frv/frv.c (frv_legitimize_tls_address): New.
8291 (TARGET_HAVE_TLS): Define.
8292 (FRV_SYMBOL_REF_TLS_P): Define.
8293 (frv_override_options): Handle new register classes.
8294 (frv_legitimate_address_p): Reject tls addresses.
8295 (frv_legitimize_address): Handle TLS addresses.
8296 (gen_inlined_tls_plt): New.
8298 (frv_legitimize_tls_address): New.
8299 (unspec_got_name): Add TLS entries.
8300 (got12_operand): Add R_FRV_TLSMOFF12 case.
8301 (frv_emit_move): Fixup TLS addresses.
8302 (frv_emit_movsi): Legitimize TLS addresses.
8304 * config/frv/frv.h (MASK_BIG_TLS): New.
8305 (TARGET_BIG_TLS): New.
8306 (HAVE_AS_TLS): Define.
8307 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8308 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8309 (REG_CLASS_NAMES): Same.
8310 (REG_CLASS_CONTENTS): Same.
8311 (CONSTRAINT_LEN): New.
8312 (REG_CLASS_FROM_CONSTRAINT): New.
8313 (PREDICATE_CODES): Add symbolic_operand.
8315 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8316 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8317 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8318 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8319 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8320 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8321 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8322 GR9_REG, GR14_REG, LRREG.
8323 (type): Add load_or_call attribute.
8324 ("load_or_call"): New reservation.
8325 ("call_gettlsoff"): New.
8326 ("tls_indirect_call"): New.
8327 ("tls_load_gottlsoff12"): New.
8328 ("tlsoff_hilo"): New.
8329 ("tls_tlsdesc_ldd"): New.
8330 ("tls_tlsoff_ld"): New.
8333 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8335 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8337 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8338 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8339 * config/frv/frv.c (TLS_BIAS): Define.
8340 (frv_output_dwarf_dtprel): New.
8342 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8344 PR rtl-optimization/19579
8345 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8346 both A and B, see if they don't clobber registers the other expr uses.
8348 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8350 * real.c (do_add): Initialize signalling and canonical members.
8352 * real.c (real_from_integer): Zero out destination.
8354 2005-01-18 Jan Hubicka <jh@suse.cz>
8356 PR tree-optimize/19337
8357 * tree-inline.c (initialize_inlined_parameters): Copy
8358 saved_static_chain_decl only.
8360 2005-01-25 Richard Henderson <rth@redhat.com>
8364 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8365 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8366 80387 enabled, to return a proper subclass. Return the subset that
8367 overlaps with GENERAL_REGS for PLUS.
8368 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8370 2005-01-25 Richard Henderson <rth@redhat.com>
8373 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8375 2005-01-25 Roger Sayle <roger@eyesopen.com>
8377 * expmed.c (choose_multiplier): Change interface to return the
8378 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8379 (expand_divmod): Update calls to choose_multiplier.
8381 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8384 * expmed.c (extract_bit_field): Use adjust_address instead of
8385 gen_lowpart when op0 is a MEM.
8387 2005-01-24 Steven Bosscher <stevenb@suse.de>
8389 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8391 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8393 * config/mips/irix-csr.c: New file.
8394 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8395 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8396 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8399 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8402 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8403 sparc/elf.h, add sparc/sp-elf.h.
8404 (sparc-*-rtems*): Likewise.
8405 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8406 tm-dwarf2.h, add sparc/sp-elf.h.
8407 (sparc86x-*-elf): Likewise.
8408 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8409 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8410 TARGET_OS_CPP_BUILTINS.
8411 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8412 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8414 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8415 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8416 (SWITCH_TAKES_ARG): Likewise.
8417 (LOCAL_LABEL_PREFIX): Likewise.
8418 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8419 (TARGET_N_FORMAT_TYPES): Delete.
8420 (TARGET_FORMAT_TYPES): Likewise.
8421 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8422 * config/sparc/elf.h: Delete.
8423 * config/sparc/sp-elf.h: New file.
8425 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8427 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8428 * tree-flow.h: Remove the corresponding prototype.
8429 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8430 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8432 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8435 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8436 for AIX ABI or ELF -fPIC.
8437 (rs6000_emit_load_toc_table): Don't create toc_section here.
8438 (rs6000_xcoff_file_start): Nor here.
8440 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8442 * sh.c (ra.h): Don't #include.
8443 (hard_regs_intersect_p): New function, resurrected from ra.c.
8445 * sh.c: Fix 1996 Copyright.
8447 2005-01-24 Richard Henderson <rth@redhat.com>
8448 Aldy Hernandez <aldyh@redhat.com>
8450 * regrename.c (note_sets): Handle subregs.
8452 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8455 * genconditions.c (write_header, write_conditions): Elide file if
8458 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8460 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8461 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8464 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8466 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8467 expand_builtin_printf, expand_builtin_fprintf,
8468 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8469 checking against POINTER_TYPE.
8470 (validate_arglist): Handle POINTER_TYPE code by checking
8473 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8475 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8477 (for_each_rtx): Call for_each_rtx_1.
8478 * rtl.h (init_rtlanal): Declare.
8479 * toplev.c (backend_init): Call init_rtlanal.
8481 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8483 * flow.c (propagate_one_insn): Formatting.
8486 * flow.c (libcall_dead_p): Be more conservative if unsure.
8487 If there are any instructions between insn and call, see if they are
8488 all dead before saying the libcall is dead.
8490 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8492 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8493 operand constraint for operand 0.
8495 2005-01-23 Richard Henderson <rth@redhat.com>
8498 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8499 edges leading to join block.
8501 2005-01-23 Roger Sayle <roger@eyesopen.com>
8503 * expmed.c (expand_mult_highpart): Make static. Change type of
8504 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8505 (expand_divmod): Updates calls to expand_mult_highpart by using
8506 gen_int_mode to pass a CONST_INT rtx.
8507 * rtl.h (expand_mult_highpart): Remove prototype.
8509 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8511 * flow.c (regset_bytes, regset_size): Remove.
8513 * cfganal.c: Fix a reference to Harvey's paper.
8515 2005-01-23 Steven Bosscher <stevenb@suse.de>
8517 PR rtl-optimization/19464
8518 * tree-optimize.c (init_tree_optimization_passes): Add one more
8519 copyrename pass just before out-of-ssa.
8521 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8524 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8525 * ggc-none.c (ggc_free): Define.
8527 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8529 * cse.c (max_reg, max_insn_uid): Remove.
8530 (cse_main): Don't access max_reg or max_insn_uid.
8532 * c-common.c (explicit_flag_signed_bitfields,
8533 lang_statement_code_p, lang_expand_function_end): Remove.
8534 * c-common.h: Remove the corresponding declarations.
8535 * c-opts.c (c_common_handle_option): Remove all write access
8536 to explicit_flag_signed_bitfields.
8538 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8539 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8540 * cgraph.h: Remove the corresponding declaration.
8542 * gcse.c (null_pointer_info): Remove.
8544 2005-01-23 Roger Sayle <roger@eyesopen.com>
8545 Eric Botcazou <ebotcazou@libertysurf.fr>
8547 * combine.c (simplify_logical): Only simplify logical expressions
8548 of the form ior(and(x,y),z) by the inverse distributive law if the
8549 result is cheaper than the original.
8551 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8553 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8554 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8555 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8556 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8557 config/freebsd-spec.h, config/arm/arm.h,
8558 config/h8300/h8300.md, config/i386/i386.md,
8559 config/i386/predicates.md, config/i386/sse.md,
8560 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8561 config/vax/vax.md: Fix comment typos. Follow spelling
8564 2005-01-23 Steven Bosscher <stevenb@suse.de>
8566 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8567 tests, instead of `less than'.
8569 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8571 * function.c (assign_parm_setup_block): When creating a new stack slot
8572 for a parameter, get its alignment from the parameter's DECL_ALIGN
8573 rather than the type's TYPE_ALIGN. Make sure that the parameter
8574 is at least word aligned.
8576 2005-01-22 Roger Sayle <roger@eyesopen.com>
8579 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8581 2005-01-22 Richard Henderson <rth@redhat.com>
8584 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8585 in both compare operands.
8586 (movdfcc_1_sse_max): Likewise.
8587 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8588 (movdfcc_1_sse): Likewise.
8589 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8590 scratch register as needed.
8592 2005-01-22 Richard Henderson <rth@redhat.com>
8594 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8596 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8598 2005-01-22 Richard Henderson <rth@redhat.com>
8600 * genopinit.c (optabs): Use smin/smax for floating point too.
8601 * doc/md.texi: Update to match. Clarify that floating point
8602 results are undefined for +0/-0 and NaN.
8603 * doc/rtl.texi: Likewise.
8604 * rtl.def (SMIN, SMAX): Likewise
8605 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8607 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8608 leading 's' to the name.
8609 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8610 smaxxf3, sminxf3): Likewise.
8611 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8614 2005-01-22 Paul Brook <paul@codesourcery.com>
8616 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8618 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8620 * config/s390/s390.c (struct processor_costs): New fields
8621 dlgr, dlr, dr, dsgfr, dsgr.
8622 (z900_cost, z990_cost): Values for new fields.
8623 (s390_rtx_costs): New cases MEM und COMPARE in switch
8624 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8625 DIV, MOD, UDIV, UMOD.
8627 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8629 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8630 into the register being decremented.
8631 ("doloop_si31", "doloop_di"): Likewise.
8632 ("*doloop_si_long"): Adapt pattern.
8634 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8636 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8638 (CLASS_MAX_NREGS): Likewise.
8640 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8642 * doc/tree-ssa.texi (Statement Operands): Add example for new
8643 must-def macro. Note deprecation of old operands interface.
8645 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8647 PR tree-optimization/19484
8648 * tree-cfg.c (remove_fallthru_edge): New function.
8649 (cleanup_control_flow): Remove fallthru edges from calls that are
8650 now known not to return.
8652 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8654 Fix PR tree-optimization/19038
8655 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8656 copies with loop variant ones.
8658 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8660 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8661 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8662 config/alpha/alpha.md, config/alpha/predicates.md,
8663 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8664 config/sparc/sol2.h: Update copyright.
8666 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8667 first label to see if it is a nonlocal label.
8669 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8670 Andrew Pinski <pinskia@physics.uc.edu>
8673 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8674 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8676 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8678 * config/rs6000/rtems.h: Update copyright.
8680 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8683 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8684 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8685 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8687 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8690 * c-typeck.c (convert_arguments): Check for error_mark_node.
8692 2005-01-21 Ian Lance Taylor <ian@airs.com>
8694 PR tree-optimization/13000
8695 * tree-inline.c: Include "tree-flow.h".
8696 (expand_call_inline): If warn_return_type, warn if non-void inline
8697 function falls through.
8698 * tree-cfg.c (execute_warn_function_return): Don't warn about
8699 control reaching end if TREE_NO_WARNING is set. Set
8701 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8703 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8704 branch if we don't need one.
8705 * c-typeck.c: Include "tree-flow.h"
8706 (c_finish_bc_stmt): Don't add a goto if the current statement
8707 list doesn't fall through to the current point.
8709 2005-01-21 Roger Sayle <roger@eyesopen.com>
8711 PR rtl-optimization/576
8712 * real.c (real_arithmetic): Change return type from void to bool
8713 to return an indication that the result may be inexact.
8714 * real.h (real_arithmeric): Update prototype.
8715 * fold-const.c (const_binop): Don't constant fold floating
8716 point expressions when the user specifies -frounding-math and
8717 the result may depend upon the run-time rounding mode.
8718 (fold_convert_const_real_from_real): Clean-up.
8719 (fold_initializer): Ignore flag_rounding_math for initializers.
8720 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8721 constant fold FP operations with flag_rounding_math if the
8722 result may depend upon the run-time rounding mode.
8724 2005-01-21 Tom Tromey <tromey@redhat.com>
8726 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8728 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8730 * tree-cfg.c: Fix comment typos.
8732 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8734 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8735 around the call to rest_of_handle_branch_target_load_optimize.
8737 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8739 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8740 (sparc64-*-openbsd*): Likewise.
8741 (sparclite-*-elf*): Include tm-dwarf2.h.
8742 (sparc86x-*-elf*): Likewise.
8743 (sparc64-*-elf*): Likewise.
8744 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8745 (DBX_DEBUGGING_INFO): Likewise.
8746 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8747 (PREFERRED_DEBUGGING_TYPE): Likewise.
8748 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8749 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8750 (PREFERRED_DEBUGGING_TYPE): Likewise.
8751 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8752 (PREFERRED_DEBUGGING_TYPE): Likewise.
8753 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8755 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8758 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8760 2005-01-20 Paul Brook <paul@codesourcery.com>
8762 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8764 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8766 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8767 label is first in a sequence of labels.
8769 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8771 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8772 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8774 * doc/sourcebuild.texi (Test Directives): New.
8776 2005-01-20 Roger Sayle <roger@eyesopen.com>
8778 * real.c (real_floor): Don't leave the result uninitialized when
8779 mode is VOIDMode, but return the unrounded intermediate value.
8780 (real_ceil): Likewise.
8782 2005-01-20 Paul Brook <paul@codesourcery.com>
8784 * config/arm/arm.md (insv): Use gen_int_mode.
8786 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8788 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8789 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8790 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8791 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8792 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8794 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8797 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8798 fbreg, so we have to assume we can't.
8799 (loc_descriptor_from_tree_1): Ditto.
8800 (containing_function_has_frame_base): New function.
8801 (add_location_or_const_value_attribute): Use it.
8802 Also try to generate a frame_base from a single element location
8805 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8807 PR tree-optimization/15349
8808 * timevar.def (TV_TREE_MERGE_PHI): New.
8809 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8811 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8812 calls to tree_forwarder_block_p.
8813 (remove_forwarder_block_with_phi, merge_phi_nodes,
8814 gate_merge_phi, pass_merge_phi): New.
8815 * tree-optimize.c (init_tree_optimization_passes): Add
8817 * tree-pass.h: Add an extern for pass_merge_phi;
8819 2005-01-20 Richard Henderson <rth@redhat.com>
8822 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8823 (_mm_castps_pd, _mm_castps_si128): New.
8824 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8826 2005-01-20 Richard Henderson <rth@redhat.com>
8829 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8830 __builtin_ia32_vec_init_v2si.
8831 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8832 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8833 (ix86_init_mmx_sse_builtins): Create it.
8834 (ix86_expand_builtin): Expand it.
8835 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8836 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8837 (vec_extractv2si_0, vec_extractv2si_1): New.
8839 2005-01-20 Richard Henderson <rth@redhat.com>
8842 * config/i386/i386.c (ix86_expand_push): New.
8843 * config/i386/mmx.md (push<MMXMODE>1): New.
8844 * config/i386/sse.md (push<SSEMODE>1): New.
8845 * config/i386/i386-protos.h: Update.
8847 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8849 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8852 2005-01-20 Richard Henderson <rth@redhat.com>
8854 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8855 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8857 2005-01-19 Richard Henderson <rth@redhat.com>
8860 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8861 to V4SFmode in SSE1 fallback load path.
8863 2005-01-19 Richard Henderson <rth@redhat.com>
8865 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8866 in QImode expansion to ix86_expand_vector_set.
8867 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8869 2005-01-19 Richard Henderson <rth@redhat.com>
8872 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8873 subclass of the input class.
8874 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8875 Always true for cross-SSE1 classes. Rationalize conditionals.
8876 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8877 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8878 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8879 (movdi_2): Add MMX/SSE zeros.
8880 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8881 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8882 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8883 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8884 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8885 (zero_extendsidi2_rex64_1): Remove.
8886 (MOV0 peephole): Check GENERAL_REG_P.
8888 2005-01-19 Richard Henderson <rth@redhat.com>
8891 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8893 (ix86_expand_vector_extract): Likewise.
8895 2005-01-19 Richard Henderson <rth@redhat.com>
8898 * expr.c (emit_move_change_mode): New argument force; use
8899 simplify_gen_subreg if true.
8900 (emit_move_via_alt_mode): Merge into ...
8901 (emit_move_via_integer): ... here.
8902 (emit_move_ccmode): Use emit_move_change_mode directly.
8904 2005-01-19 Richard Henderson <rth@redhat.com>
8907 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8908 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8909 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8911 (alpha_emit_set_const): Likewise. Make static.
8912 (alpha_emit_set_long_const): Make static.
8913 (alpha_extract_integer): Split out from alpha_expand_mov.
8914 (alpha_split_const_mov): Likewise.
8915 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8916 (alpha_legitimate_constant_p): New.
8917 * config/alpha/alpha-protos.h: Update.
8918 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8919 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8920 * config/alpha/alpha.md (movsi): Add n alternative.
8921 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8922 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8923 (splitters for all of the above): Use alpha_split_const_mov.
8924 * config/alpha/predicates.md (non_add_const_operand): New.
8925 (non_zero_const_operand): New.
8926 (input_operand): Use alpha_legitimate_constant_p after reload.
8928 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8930 PR tree-optimization/19038
8931 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8932 (add_candidate): Add ivs with increment in latch only if
8933 allow_ip_end_pos_p is true.
8934 (determine_iv_cost): Use empty_block_p.
8936 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8938 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8939 (compute_dominance_frontiers): Ditto.
8941 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8944 * config/sh/t-rtems: New.
8945 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8947 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8949 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8950 the offset of the selected field.
8952 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8954 * tree-cfg.c (remove_forwarder_block): Fix the check to
8955 prevent a nonlocal label from appearing in the middle of a
8958 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8960 PR rtl-optimization/19462
8961 * reorg.c (find_end_label): Create return insn only if
8962 current_function_epilogue_delay_list is empty.
8964 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8966 * doc/passes.texi: Remove paragraph mentioning new-ra.
8968 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8970 PR rtl-optimization/15139
8971 * combine.c: Include params.h.
8972 (count_rtxs): New function.
8973 (record_value_for_reg): If replace_rtx would replace at least
8974 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8975 (clobber (const_int 0)) instead of TEM.
8976 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8977 * params.h (MAX_LAST_VALUE_RTL): New.
8978 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8979 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8982 * c-typeck.c (digest_init): Only call build_vector if all constructor
8983 elements are *_CST nodes.
8984 * gimplify.c (gimplify_init_constructor): Likewise.
8987 * c-typeck.c (digest_init): Only call build_vector if inside_init
8990 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8992 * toplev.c (init_asm_output): Remove dead #ifdef.
8994 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8996 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8998 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9000 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9001 accessing DECL_FUNCTION_CODE.
9002 * dojump.c (do_jump): Likewise.
9003 * gimplify.c (gimplify_call_expr): Likewise.
9004 * predict.c (expr_expected_value): Likewise.
9005 (strip_builtin_expect): Likewise.
9006 * tree-inline.c (estimate_num_insns_1): Likewise.
9007 * tree-ssa-loop-im.c (stmt_cost): Likewise
9008 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9009 (tree_expr_nonnegative_p): Likewise.
9011 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9013 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9014 variant of the load_pcrel_sym pattern.
9015 * config/sparc/sparc.md (P macro): Move to the top.
9016 (load_pcrel_sym): Macroize using P.
9017 (save_register_window): Likewise.
9019 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9021 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9024 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9027 * c-typeck.c (build_asm_expr): Strip nops off
9028 input memory operands.
9030 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9032 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9033 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9034 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9035 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9037 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9040 * config/i386/i386.c (override_options): If the 80387 is disabled,
9041 then do not return FP values using FP registers.
9043 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9045 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9046 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9047 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9048 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9049 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9050 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9051 output.h, postreload-gcse.c, postreload.c, recog.c,
9052 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9053 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9054 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9055 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9056 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9057 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9058 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9059 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9061 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9062 config/alpha/alpha.c, config/arm/vfp.md,
9063 config/i386/emmintrin.h, config/i386/i386-modes.def,
9064 config/i386/i386-protos.h, config/i386/i386.h,
9065 config/i386/pmmintrin.h, config/i386/ppro.md,
9066 config/i386/predicates.md, config/i386/xmmintrin.h,
9067 config/i860/i860.c, config/ia64/ia64-modes.def,
9068 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9069 config/ia64/ia64.md, config/ia64/itanium1.md,
9070 config/ia64/itanium2.md, config/ia64/predicates.md,
9071 config/iq2000/iq2000.h, config/mips/linux64.h,
9072 config/rs6000/aix41.h, config/rs6000/aix43.h,
9073 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9074 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9075 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9076 config/sparc/linux64.h, config/sparc/litecoff.h,
9077 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9078 config/sparc/sparc.h, config/sparc/sparc.md,
9079 config/sparc/sysv4-only.h: Update copyright.
9081 2005-01-18 Richard Henderson <rth@redhat.com>
9084 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9086 2005-01-18 Marc Espie <espie@openbsd.org>
9087 * config/i386/openbsdelf.h: Typo.
9089 2005-01-18 Richard Henderson <rth@redhat.com>
9091 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9092 special case for sse.
9093 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9095 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9097 * tree-inline.c (estimate_num_insns_1): Added cases for
9098 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9100 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9102 PR rtl-optimization/19296
9103 * combine.c (simplify_comparison): Rewrite the condition under
9104 which a non-paradoxical SUBREG of a PLUS can be lifted when
9105 compared against a constant.
9107 2005-01-18 Andi Kleen <ak@muc.de>
9109 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9110 * c.opt (-Wpointer-sign): Add.
9111 * doc/invoke.texi: (-Wpointer-sign): Add.
9113 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9115 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9116 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9117 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9118 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9119 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9120 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9121 for TARGET_MIX_SSE_I387.
9122 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9123 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9124 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9125 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9126 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9127 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9128 TARGET_MIX_SSE_I387.
9129 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9132 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9135 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9136 Add movaps alternative for xmm reg->reg move.
9138 2005-01-17 Jeff Law <law@redhat.com>
9140 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9141 at the end of the main DOM loop rather than just before DOM exits.
9143 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9145 PR tree-optimization/19121
9146 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9147 adding aliases to a name tag, also add them to the pointer's
9149 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9150 sensitive alias info at all. Only check that the two pointers
9151 have compatible pointed-to sets.
9152 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9153 a pointer's type tag is a superset of the alias set of the
9156 2005-01-17 James E Wilson <wilson@specifixinc.com>
9159 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9160 comment to document why.
9162 2005-01-17 Richard Henderson <rth@redhat.com>
9164 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9165 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9166 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9167 sse2_vmsminv2df3_finite): New.
9168 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9169 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9170 Force op1 into register.
9172 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9174 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9175 bubblestrap from always rebuilding build directory.
9177 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9179 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9180 ("*cmpmem_short"): Likewise.
9182 2005-01-17 Steven Bosscher <stevenb@suse.de>
9184 * basic-block.h: Document BB_* flags.
9185 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9186 use an sbitmap instead.
9187 * sched-rgn.c (compute_trg_info): Likewise.
9189 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9191 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9192 redundant target_cpu_default and extra_parts lines. Use the default
9194 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9195 (SUBTARGET_EXTRA_SPECS): Delete.
9196 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9197 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9198 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9199 and "n32" for -mabi=n32.
9201 2005-01-17 Ian Lance Taylor <ian@airs.com>
9204 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9205 fold constant variables into initial values.
9207 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9209 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9211 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9212 through the statements backward.
9214 2005-01-17 Ian Lance Taylor <ian@airs.com>
9216 PR middle-end/13127:
9217 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9218 a variable set to the return value of the inlined function.
9220 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9222 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9223 when modes are tieable.
9225 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9227 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9228 of pthread_create to find out if threads are enabled.
9229 * gthr-posix95.h (__gthread_active_p): Likewise.
9231 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9233 * common.opt (-fnew-ra): Remove.
9235 * toplev.h (flag_new_regalloc): Remove.
9236 * Makefile.in (ra*.*): Don't mention.
9237 * passes.c (rest_of_handle_new_regalloc): Remove.
9238 (rest_of_handle_combine, rest_of_compilation): Always consider
9239 flag_new_regalloc as false.
9240 * doc/invoke.texi: Don't document -fnew-ra.
9242 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9244 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9245 last parameter to reg_scan.
9246 * loop.c (loop_optimize): Likewise.
9247 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9248 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9249 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9250 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9251 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9252 * regclass.c (reg_scan): Likewise, for the declaration.
9253 * rtl.h (reg_scan): Likewise, for the prototype.
9255 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9257 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9258 mark_dfs_back_edges.
9260 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9262 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9263 (compute_avail): Uses don't go in tmp_gen.
9265 2005-01-16 Steven Bosscher <stevenb@suse.de>
9267 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9268 loop to look for a free slot in a page entry.
9270 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9273 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9274 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9275 just before targetm.asm_out.file_end.
9276 * tree.h (process_pending_assemble_output_defs): Declare.
9277 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9279 (assemble_alias): Defer generation of assembly code for defines when
9280 TARGET_DEFERRED_OUTPUT_DEFS is true.
9281 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9282 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9283 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9285 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9288 * pa.c (pa_scalar_mode_supported_p): New function.
9289 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9290 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9292 * pa-protos.h (prefetch_operand): Delete.
9293 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9294 * pa.c (prefetch_operand): Delete.
9295 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9296 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9297 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9298 and prefetch_nocc_operand.
9299 * pa.md (prefetch): Rework to avoid reload problems handling short
9300 displacements when a cache control completer needs to be provided.
9301 (prefetch_32, prefetch_64): Delete.
9302 (prefetch_cc, prefetch_nocc): New patterns.
9304 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9306 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9308 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9311 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9312 exceeds maximum alignment for global common data.
9313 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9314 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9316 2004-01-15 Roger Sayle <roger@eyesopen.com>
9318 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9320 2004-01-15 Roger Sayle <roger@eyesopen.com>
9322 * harg-reg-set.h (reg_class_names): Prototype global array.
9323 * regclass.c (reg_class_names): Declare here and initialize to
9325 (dump_regclass): Remove local declaration of reg_class_names.
9326 (regclass): Likewise.
9327 * cfg.c (dump_flow_info): Likewise.
9328 * ra-debug.c (reg_class_names): Likewise.
9329 * regrename.c (reg_class_names): Likewise.
9330 * reload.c (reg_class_names): Likewise.
9331 * reload1.c (spill_failure): Likewise.
9332 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9334 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9336 * config/s390/s390.md ("reload_outti"): Remove predicate for
9337 output operand. Abort if operand is not a MEM.
9338 ("reload_outdi", "reload_outdf"): Likewise.
9340 2005-01-15 Marc Espie <espie@openbsd.org>
9342 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9343 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9344 * config/openbsd.h: Fix C++ includes for native configurations.
9345 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9346 Add trampoline support.
9347 * config/i386/openbsdelf.h: New.
9349 2005-01-15 Marc Espie <espie@openbsd.org>
9351 * collect2.c (main): Explicitly parse -dynamic-linker option.
9353 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9355 PR tree-optimization/19060
9356 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9357 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9358 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9359 and handle extract_range_from_cond returning false.
9360 * fold-const.c (fold): Optimize comparisons with min/max even for
9361 width > HOST_BITS_PER_WIDE_INT.
9363 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9365 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9366 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9367 Remove little endian multilib variants.
9368 Add mips32 multilib variant.
9370 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9372 * explow.c (copy_all_reg, stabilize): Remove.
9373 * expr.h: Remove the corresponding prototypes.
9375 * rtlanal.c (regs_set_between_p): Remove.
9376 * rtl.h: Remove the corresponding prototype.
9378 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9380 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9381 to rs6000_nonimmediate_operand.
9382 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9383 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9384 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9385 rs6000_nonimmediate_operand.
9386 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9387 rs6000_nonimmediate_operand.
9389 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9391 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9393 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9395 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9397 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9398 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9400 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9401 (rs6k_nonimmediate_operand): New.
9402 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9404 (legitimate_lo_sum_address_p): Same.
9405 (rs6000_legitimize_address): Same.
9406 (rs6000_legitimize_reload_address): Same.
9407 (rs6000_legitimate_address): Same.
9408 (spe_build_register_parallel): Pass DF and DC modes in a DI
9411 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9412 to rs6k_nonimmediate_operand.
9414 * config/rs6000/spe.md ("*frob_df_di"): New.
9415 ("*frob_di_df"): New.
9416 ("*frob_di_df_2"): New.
9417 ("*mov_sidf_e500_subreg0"): New.
9418 ("*mov_sidf_e500_subreg4"): New.
9419 ("*movdf_e500_double"): Change predicate to
9420 rs6k_nonimmediate_operand.
9422 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9424 * postreload.c (move2add_note_store): Only call
9425 trunc_int_for_mode on scalar integers.
9427 2005-01-14 Steven Bosscher <stevenb@suse.de>
9429 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9430 replace BB_VISITED uses.
9431 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9432 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9433 (tree_dce_done): Free visited_control_parents.
9434 (perform_tree_ssa_dce): Allocate and clear it.
9435 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9436 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9437 instead of BB_VISITED.
9439 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9441 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9442 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9443 Remove unused prototypes.
9445 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9447 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9448 64-bit register usage.
9449 (spe_func_has_64bit_regs_p): Add FIXME note.
9451 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9453 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9454 flag_finite_math_only with flag_unsafe_math_optimizations.
9456 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9458 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9460 (__tpf_eh_return): Copy TPF private stack area from the module
9461 boundary stack frame. Add check for when module addresses are
9462 equal, but no stub address is found.
9464 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9467 * arm.h (struct machine_function): Add call_via field.
9468 (thumb_call_via_label): Declare.
9469 * arm.c (thumb_call_via_label): New variable.
9470 (thumb_call_reg_needed): New variable.
9471 (arm_output_function_epilogue): For Thumb code, output any per-function
9472 call-indirect trampolines.
9473 (thumb_call_via_reg): New function.
9474 (arm_file_end): New function.
9475 (TARGET_ASM_FILE_END): Call arm_file_end.
9476 (aof_file_end): Likewise.
9477 * arm-protos.h (thumb_call_via_reg): Declare.
9478 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9479 thumb_call_via_reg in normal case.
9481 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9484 PR rtl-optimization/19348
9485 * recog.c (peephole2_optimize): Do global life update if some peephole
9486 decides it doesn't need at least one of its inputs and that change
9487 influences liveness at the start of the basic block.
9489 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9490 arguments instead of 1.
9492 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9495 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9496 zero for nested functions needing a static chain or functions
9497 with a non-constant address.
9499 2005-01-13 Roger Sayle <roger@eyesopen.com>
9501 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9502 (and (sign_extend X) C) into (zero_extend (and X C)).
9504 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9506 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9508 2005-01-13 Richard Henderson <rth@redhat.com>
9513 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9514 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9515 not just TARGET_SSE.
9516 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9517 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9518 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9519 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9520 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9521 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9522 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9523 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9524 (movdicc_c_rex64): Rename with '*'.
9525 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9526 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9527 (movsfcc_1_387): Rename from movsfcc_1.
9528 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9529 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9530 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9531 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9532 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9533 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9534 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9535 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9536 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9537 sse_movdfcc_const0_4): Remove.
9538 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9539 recognize min/max early. Update for changed sse cmove patterns.
9540 (ix86_split_sse_movcc): New.
9541 * config/i386/i386-protos.h: Update.
9543 2005-01-13 Steven Bosscher <stevenb@suse.de>
9545 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9546 (fix_stmt_v_may_defs): Likewise.
9548 2005-01-13 Richard Henderson <rth@redhat.com>
9550 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9551 for converting the mask.
9553 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9555 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9558 2005-01-13 Richard Henderson <rth@redhat.com>
9560 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9561 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9562 IX86_BUILTIN_MOVDQ2Q): Remove.
9563 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9564 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9565 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9567 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9568 (sse2_pextrw): Fix immediate constraint.
9569 (sse2_loadq, sse2_loadq_rex64): Remove.
9570 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9571 Use __builtin_ia32_vec_ext_<size>.
9572 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9574 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9576 * function.c (assign_parm_setup_block): Look inside original
9577 entry_parm when inspecting PARALLEL.
9579 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9580 Joel Sherrill <joel@oarcorp.com>
9583 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9584 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9585 rtems_gxx_recursive_mutex_init.
9586 (__gthread_recursive_mutex_lock): New function.
9587 (__gthread_recursive_mutex_trylock): Likewise.
9588 (__gthread_recursive_mutex_unlock): Likewise.
9590 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9592 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9594 2005-01-13 Jan Beulich <jbeulich@novell.com>
9596 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9597 (ashrti3_internal): Indicate output is early clobber. Generate result
9598 into output rather than first input. Use move for low word of output
9599 if shift count is exactly 64.
9600 (lshrti3_internal): Likewise.
9602 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9606 * reload1.c (delete_output_reload): Don't delete an output reload
9607 if the pseudo lives longer than a single basic block. Adjust and
9608 improve wording of comment.
9610 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9613 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9614 of TYPE_SIZE where we mean the number of bytes.
9616 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9618 * function.c (assign_parm_setup_block): Relax condition on
9619 multi-register optimization.
9621 2005-01-12 Nick Clifton <nickc@redhat.com>
9623 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9624 an "in_delay_slot" attribute of "no" to prevent them being used in
9625 delay slots. This is forbidden because they might generate
9628 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9631 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9634 2005-01-12 Nick Clifton <nickc@redhat.com>
9636 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9637 passed on to GAS) but do not define, as GAS no longer supports or
9638 needs the -m2000 option.
9640 2005-01-11 Roger Sayle <roger@eyesopen.com>
9642 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9643 type as args of unprototyped builtins aren't automatically promoted.
9644 (fold_builtin_abs): Likewise.
9646 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9648 * Makefile.in: Set a `build-warn' variable.
9650 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9652 PR tree-optimization/17949
9653 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9654 (find_interesting_uses_address): Use it.
9656 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9658 * regrename.c (kill_value): Handle subreg's that won't simplify.
9660 2005-01-11 Richard Henderson <rth@redhat.com>
9663 * config/i386/i386.h (enum ix86_builtins): Move ...
9664 * config/i386/i386.c: ... here.
9665 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9666 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9667 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9668 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9669 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9670 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9671 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9672 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9673 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9674 IX86_BUILTIN_LOADDDUP): Remove.
9675 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9676 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9677 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9678 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9679 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9680 (ix86_init_builtins): Make static.
9681 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9682 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9683 if all the modes match. Otherwise, fake it.
9684 (get_element_number, ix86_expand_vec_init_builtin,
9685 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9686 (ix86_expand_builtin): Make static. Update for changed builtins.
9687 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9688 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9689 (ix86_expand_vector_init_duplicate): New.
9690 (ix86_expand_vector_init_low_nonzero): New.
9691 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9692 Split out from ix86_expand_vector_init; handle integer modes.
9693 (ix86_expand_vector_init): Use them.
9694 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9695 * config/i386/i386-protos.h: Update.
9696 * config/i386/predicates.md (reg_or_0_operand): New.
9697 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9698 (movv2sf_internal): Likewise. And a splitter to match them all.
9699 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9700 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9701 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9702 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9703 (mmx_pinsrw): Fix operand ordering.
9704 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9705 rather than sse_loadss expander.
9706 (movv2df splitter): Similarly.
9707 (sse_loadss, sse_loadlss): Remove.
9708 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9709 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9710 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9711 (sse3_movddup): Rename with '*'.
9712 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9713 (sse2_loadsd): Remove.
9714 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9715 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9716 (sse2_pinsrw): Fix argument ordering.
9717 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9718 (sse2_stored): Remove 'r' destination.
9719 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9720 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9721 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9722 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9723 vec_extractv16qi, vec_initv16qi): New.
9725 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9726 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9727 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9729 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9730 (_mm_load_si128, _mm_store_si128): Likewise.
9731 (_mm_load1_pd): Use _mm_set1_pd.
9732 (_mm_load_sd): Use _mm_set_sd.
9733 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9734 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9735 (_mm_set_epi64): Use _mm_set_epi64x.
9736 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9737 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9738 _mm_setr_epi8): Use _mm_set_foo form.
9739 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9740 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9741 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9742 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9743 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9744 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9745 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9746 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9747 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9748 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9749 (_mm_movedup_pd): Use _mm_shuffle_pd.
9750 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9751 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9752 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9753 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9755 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9756 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9757 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9758 (_mm_store_ps): Use raw dereference.
9759 (_mm_store1_ps): Use _mm_storeu_ps.
9760 (_mm_storer_ps): Use _mm_store_ps.
9761 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9762 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9764 2005-01-11 Stan Shebs <shebs@apple.com>
9766 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9767 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9769 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9772 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9773 Skip all DECLs except for FIELD_DECLs.
9775 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9777 * config/s390/s390.c (override_options): Return error if
9778 -mbackchain, -mpacked-stack and -mhard-float are used together.
9779 (s390_va_start): Remove the backchain && packed-stack special case.
9780 (s390_gimplify_va_arg): Likewise.
9781 * doc/invoke.texi: Remove the ABI incompatibility note.
9783 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9785 * config/s390/s390.c (struct s390_frame_layout): Remove
9787 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9788 save_backchain_p with TARGET_BACKCHAIN.
9790 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9793 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9794 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9795 * function.c (locate_and_pad_parm): Set new field.
9796 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9797 Tweak where_pad test to include "none". Always set mem align for
9799 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9800 not sufficient for type.
9801 (assign_parm_setup_block): If stack_parm is zero on entry, always
9802 make a new stack local. Block move old stack parm if necessary
9803 to new aligned stack local.
9804 (assign_parm_setup_stack): Use a block move to handle
9805 potentially misaligned entry_parm.
9806 (assign_parms_unsplit_complex): Specify required alignment when
9807 creating stack local.
9808 * calls.c (compute_argument_addresses): Override alignment of stack
9809 arg calculated from its type with the alignment given by
9810 FUNCTION_ARG_BOUNDARY.
9811 (store_one_arg): Likewise.
9813 2005-01-11 Jan Beulich <jbeulich@novell.com>
9815 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9816 Change respective itanium_class attribute to ialu.
9817 (shladdp4_internal): New.
9818 * config/ia64/predicates.md (shladd_log2_operand): New.
9820 2005-01-11 Richard Henderson <rth@redhat.com>
9822 * expr.c (store_constructor): Use rtvec_alloc instead of
9823 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9825 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9827 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9829 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9831 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9832 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9833 (TARGET_RWRELOC): Define.
9834 (ia64_rwreloc_section_type_flags): Delete.
9835 (ia64_section_type_flags): New function.
9836 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9837 (TARGET_RWRELOC): Define.
9839 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9842 * config/ia64/ia64.c (process_set): For alloc insn, only call
9843 process_epilogue is !frame_pointer_needed.
9845 2005-01-10 Roger Sayle <roger@eyesopen.com>
9848 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9849 unary operator and can't be treated as a binary/comparison operator.
9851 2005-01-10 Richard Henderson <rth@redhat.com>
9853 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9854 (ix86_return_in_memory): Likewise.
9855 (function_arg_advance): Likewise. Mirror structure in function_arg
9856 for choosing register to advance.
9858 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9860 * tree-vectorizer.c, tree.def: Fix comment typos.
9862 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9864 * config/s390/s390.c (struct processor_costs): 4 new fields:
9865 ddbr, ddr, debr, der.
9866 (s390_rtx_costs): More precise handling of divide instructions.
9868 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9870 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9872 2005-01-10 Jan Beulich <jbeulich@novell.com>
9874 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9875 names resulting from -ffunction-sections/-fdata-sections and linkonce
9877 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9878 based on the section name. Rearrange the section name comparison logic
9879 slightly so that each section name is compared against at most once.
9881 2005-01-10 Ben Elliston <bje@au.ibm.com>
9883 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9884 targets for which -fPIC reduces limitations on the GOT size.
9886 2005-01-09 Falk Hueffner <falk@debian.org>
9888 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9891 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9894 * collect2.c (main): Set aixrtl_flag for -brtl option.
9895 (resolve_lib_name): Search for .so file extension before .a
9898 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9900 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9901 (vect_analyze_data_refs_alignment): Add dump prints.
9903 2005-01-09 Ira Rosen <irar@il.ibm.com>
9905 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9906 expr_invariant_in_loop_p.
9907 Initialize outputs first thing in the function.
9908 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9909 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9910 (vect_analyze_pointer_ref_access): Check that the initial condition of
9911 the access function is loop invariant.
9913 2005-01-09 Richard Henderson <rth@redhat.com>
9915 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9916 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9917 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9918 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9919 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9920 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9921 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9922 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9923 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9924 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9925 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9926 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9927 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9928 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9929 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9930 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9931 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9932 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9933 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9934 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9935 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9936 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9937 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9939 (mmx_clrdi, pavgusb): Remove.
9940 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9941 with leading sse_ prefix.
9942 * config/i386/sse.md: Receive them.
9943 * config/i386/mmx.md: New file.
9944 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9945 (subrv2sf3): Turn into expander for normal subtraction.
9946 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9947 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9948 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9949 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9950 commutative; use ix86_binary_operator_ok.
9951 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9952 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9953 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9954 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9955 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9956 Macroize from existing patterns; use ix86_binary_operator_ok.
9957 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9958 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9959 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9960 with vec_select+vec_concat.
9961 (mmx_pshufw, mmx_pshufw_1): Likewise.
9962 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9963 (mmx_uavgv4hi3): Model correctly.
9964 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9965 _mm_xor_si64): Remove casts.
9967 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9969 PR tree-optimization/19224
9970 * tree-scalar-evolution.c (get_instantiated_value,
9971 set_instantiated_value): New functions.
9972 (instantiate_parameters_1): Cache the results.
9973 (instantiate_parameters, resolve_mixers): Initialize and free
9976 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9978 * config/i386/i386.md (addhi_4): Correct reference in comment.
9981 2005-01-08 Richard Henderson <rth@redhat.com>
9983 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9984 (_mm_cvtsi128_si64x): Likewise.
9985 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9986 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9987 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9988 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9989 * config/i386/i386-protos.h: Update.
9990 * config/i386/i386.c (print_operand): Add 'H'.
9991 (ix86_fixup_binary_operands): Split out from ...
9992 (ix86_expand_binary_operator): ... here.
9993 (ix86_fixup_binary_operands_no_copy): New.
9994 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9995 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9996 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9997 (safe_vector_operand): Use CONST0_RTX.
9998 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9999 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10000 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10001 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10003 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10004 (IX86_BUILTIN_CMPNGESS): New.
10005 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10006 (attr type): Add sselog1.
10007 (attr unit, attr memory): Handle it.
10008 (movti, movti_internal, movti_rex64): Move near other integer moves.
10009 (movtf, movtf_internal): Move near other fp moves.
10010 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10011 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10012 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10013 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10014 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10015 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10016 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10017 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10018 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10019 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10020 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10021 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10022 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10023 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10024 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10025 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10026 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10027 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10028 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10029 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10030 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10031 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10032 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10033 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10034 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10035 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10036 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10037 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10038 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10039 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10040 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10041 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10042 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10043 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10044 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10045 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10046 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10047 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10048 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10049 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10050 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10051 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10052 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10053 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10055 (SSEPUSH, push<SSEPUSH>): Remove.
10056 (MMXPUSH, push<MMXPUSH>): Remove.
10057 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10058 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10059 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10060 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10061 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10062 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10063 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10064 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10065 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10066 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10067 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10068 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10069 (ppro_sse_log_V4SF): Handle sselog1.
10070 * config/i386/predicates.md (const_0_to_1_operand): New.
10071 (const_0_to_255_mul_8_operand): New.
10072 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10073 (const_2_to_3_operand, const_4_to_7_operand): New.
10074 * config/i386/sse.md: New file.
10075 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10076 (sse_movups): Rename from sse_movups_1.
10077 (sse_loadlss): Rename from sse_loadss_1.
10078 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10080 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10081 (absv4sf2, negv2df, absv2df): New.
10082 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10083 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10084 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10085 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10086 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10087 (sse3_addsubv4sf3): Model correctly.
10088 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10089 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10090 (sse_movhlps): Model with vec_select+vec_concat.
10091 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10092 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10093 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10094 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10095 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10096 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10097 sse2_pshufhw_1): Likewise.
10098 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10099 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10100 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10101 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10102 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10103 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10104 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10105 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10106 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10107 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10108 sminv8hi3): Mark commutative
10109 operands. Use ix86_binary_operator_ok.
10110 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10111 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10112 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10113 sse2_punpcklqdq): Allow operand2 in memory.
10114 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10115 sse2_movsd): Add memory alternatives.
10116 (sse_storelps): Turn expander into an insn; split after reload.
10117 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10118 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10120 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10122 * configure.ac (DWARF-2 debug_line): Use objdump.
10123 * configure: Regenerate.
10125 2005-01-08 Jeff Law <law@redhat.com>
10126 Diego Novillo <dnovillo@redhat.com>
10128 PR tree-optimization/18241
10129 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10130 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10131 statements with volatile operands.
10132 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10133 operands after marking a statement with has_volatile_ops.
10135 2005-01-08 Roger Sayle <roger@eyesopen.com>
10137 * tree.c (int_fits_type_p): Always honor integer constant
10138 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10140 2005-01-08 Roger Sayle <roger@eyesopen.com>
10142 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10143 the latent bug in rtl_delete_block has been resolved.
10145 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10147 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10148 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10150 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10152 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10153 library as @multilib_dir@/$(SHLIB_SONAME).
10155 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10157 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10158 * configure: Regenerate.
10160 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10162 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10165 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10168 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10169 Convert non-word aligned offset address using ld/std into
10172 2005-01-07 Richard Henderson <rth@redhat.com>
10174 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10176 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10178 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10180 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10182 PR tree-optimization/19283
10183 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10184 is not shorter than the original type.
10186 PR rtl-optimization/19012
10187 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10189 PR rtl-optimization/18861
10190 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10191 (FULL_STATE): Define.
10192 (mark_tablejump_edge): New function.
10193 (purge_dead_tablejump_edges): New function.
10194 (find_bb_boundaries): Use it.
10196 PR tree-optimization/18828
10197 * builtins.c (expand_builtin_next_arg): Remove argument and all
10198 the argument checking.
10199 (expand_builtin): Adjust caller.
10200 (expand_builtin_va_start): Likewise. Remove error for too many
10202 (fold_builtin_next_arg): Issue error for too many arguments.
10203 After checking arguments, replace them with magic arguments that
10204 prevent further checking of the args.
10206 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10208 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10210 2005-01-06 Roger Sayle <roger@eyesopen.com>
10213 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10214 and %{.S:...} (and their negative variants) to test whether the
10215 input file is assembler or pre-processed-assembler independent of
10216 the actual filename extension.
10218 2005-01-06 Roger Sayle <roger@eyesopen.com>
10220 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10221 of sign or zero extended values.
10223 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10225 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10226 for IBM long double format correctly.
10228 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10230 Fix PR tree-optimization/18792
10232 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10233 to first_loop_depth, and use loop depth instead of loop number.
10234 (build_classic_dir_vector): Ditto.
10235 (compute_data_dependences_for_loop): Use depth, not loop number.
10236 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10237 number. Pass in loops, instead of loop numbers.
10238 (gather_interchange_stats): Ditto.
10239 (linear_transform_loops): Ditto.
10241 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10244 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10245 biv_fits_mode_p, extension_within_bounds_p): New functions.
10246 (check_ext_dependent_givs): Use them.
10248 2005-01-06 Roger Sayle <roger@eyesopen.com>
10250 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10251 more than one barrier, in which case we should delete them all.
10253 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10255 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10257 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10259 Fix PR middle-end/19286
10261 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10262 output this subprogram, simply ignore this attempt to do it again.
10263 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10264 origin attribute if it's not possible.
10265 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10266 (decls_for_scope): Ditto.
10267 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10268 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10270 2005-01-05 Richard Henderson <rth@redhat.com>
10273 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10274 (bdesc_2arg): Use it.
10275 (ix86_expand_binop_builtin): Force operands into registers
10277 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10278 ix86_expand_sse_compare, ix86_expand_sse_comi,
10279 ix86_expand_builtin): Likewise.
10281 2005-01-05 Richard Henderson <rth@redhat.com>
10283 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10285 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10286 (mulv4hi3): Set itanium_class mmmul.
10287 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10288 (fpack): Rename from fpack_sfsf.
10290 2005-01-05 Richard Henderson <rth@redhat.com>
10293 * reload1.c (do_input_reload): Restrict the optimization deleteing
10294 a previous output reload to RELOAD_FOR_INPUT.
10296 2005-01-05 Steven Bosscher <stevenb@suse.de>
10298 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10299 comment that we fall through after case.
10300 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10301 (distribute_links): Likewise.
10302 * cse.c (cse_insn): Likewise.
10303 * cselib.c (cselib_invalidate_mem): Likewise.
10304 * df.c: Update comments at the top of the file.
10305 (read_modify_subreg_p): Update comments here too.
10306 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10307 * flow.c (mark_set_1): Likewise.
10308 (mark_used_regs): Likewise.
10309 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10310 (canon_list_insert): Likewise.
10311 (mark_set): Likewise.
10312 (try_replace_reg): Likewise.
10313 (store_killed_in_insn): Likewise.
10314 * loop.c (count_one_set): Likewise.
10315 (basic_induction_var): Likewise.
10316 * postreload-gcse.c (find_mem_conflicts): Likewise.
10317 * postreload.c (reload_combine_note_store): Likewise.
10318 (move2add_note_store): Likewise.
10319 * reload.c (find_equiv_reg): Likewise.
10320 (mark_referenced_resources): Likewise.
10321 * rtlanal.c (set_noop_p): Likewise.
10322 (note_stores): Likewise.
10323 (note_uses): Likewise.
10324 * sched-deps.c (sched_analyze_1): Likewise.
10325 * sched-rgn.c (check_live_1): Likewise.
10326 (update_live_1): Likewise.
10327 * config/i860/i860.c: Likewise.
10329 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10331 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10333 * doc/rtl.texi: Update documentation for bit-fields and SET.
10335 2005-01-05 Roger Sayle <roger@eyesopen.com>
10337 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10339 2005-01-05 Jan Hubicka <jh@suse.cz>
10340 Richard Henderson <rth@redhat.com>
10343 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10346 2005-01-05 Richard Henderson <rth@redhat.com>
10349 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10350 (sse_shufps): Change operand 3 to const_int_operand.
10351 (sse2_storelps): Fix typo in template.
10352 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10353 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10354 (ix86_expand_builtin): Likewise.
10356 2005-01-05 Julian Brown <julian@codesourcery.com>
10358 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10359 as aggregates for AAPCS ABIs.
10361 2005-01-05 Stan Shebs <shebs@apple.com>
10363 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10364 Mach-O getters if ppc64.
10365 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10367 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10368 signed four-byte field for global code case.
10369 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10371 2005-01-05 Roger Sayle <roger@eyesopen.com>
10373 PR middle-end/19100
10374 * c-common.c: Include real.h.
10375 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10376 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10377 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10378 * Makefile.in (c-common.o): Update dependencies.
10380 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10382 * c-parse.in (asm_string): Add trailing semicolon.
10384 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10386 * c-parse.in (asm_string): New. Don't allow wide strings in
10388 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10389 asm_string instead of STRING.
10391 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10393 * c-typeck.c (constructor_no_implicit): Remove.
10394 (set_designator, process_init_element): Don't check
10395 constructor_no_implicit.
10397 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10398 Kaz Kojima <kkojima@gcc.gnu.org>
10401 * lcm.c (create_pre_exit): New.
10402 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10403 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10405 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10407 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10408 -msoft-float in target_float_switch.
10409 * arm.c (arm_override_options): Fix processing of target_float_switch.
10411 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10413 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10416 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10418 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10419 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10421 2005-01-04 Roger Sayle <roger@eyesopen.com>
10423 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10424 if deleting the then-block allows the test-block to fallthru to the
10427 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10430 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10431 after the full declaration if the are in two different TUs.
10433 2005-01-04 Richard Henderson <rth@redhat.com>
10436 * tree-sra.c (generate_one_element_init): Just
10437 call gimplify_and_add.
10438 (generate_element_init): Record the
10439 new referenced variables and mark them for renaming
10440 and split out to ...
10441 (generate_element_init_1): This.
10442 (scalarize_init): Don't call push_gimplify_context/
10443 pop_gimplify_context.
10445 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10447 * toplev.c (get_src_pwd): Handle failure of getpwd().
10449 2005-01-04 Roger Sayle <roger@eyesopen.com>
10451 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10453 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10454 all the cases handled by it are inverted by invert_truthvalue.
10456 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10458 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10459 (save_register_windowsi): Likewise.
10461 2005-01-04 Richard Henderson <rth@redhat.com>
10463 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10465 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10467 PR middle-end/17767
10468 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10469 any simplifications of vector mode comparison operators.
10470 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10472 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10473 Devang Patel <dpatel@apple.com>
10475 PR tree-optimization/18308
10476 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10477 the operands before creating a new expression.
10478 * dojump.c (do_jump): Make drop_through_label available
10479 for all cases. Add expansion of COND_EXPR.
10481 2005-01-04 Ira Rosen <irar@il.ibm.com>
10483 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10484 INTEGER_CST instead of TREE_CONSTANT.
10485 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10486 instead of TREE_CONSTANT.
10487 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10488 instead of TREE_CONSTANT.
10490 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10492 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10494 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10497 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10498 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10500 2005-01-03 Richard Henderson <rth@redhat.com>
10502 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10503 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10504 fold_convert_const_real_from_real): Split out from ...
10505 (fold_convert_const): ... here.
10507 2005-01-03 Richard Henderson <rth@redhat.com>
10510 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10511 (mov<MMXMODEI>_internal): Likewise.
10512 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10513 Add V2SF case; use it for SSE1; don't use TI.
10514 (movdf_integer): Likewise.
10515 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10517 2005-01-03 Ira Rosen <irar@il.ibm.com>
10519 * tree-vectorizer.c (vect_strip_conversions): New function.
10520 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10521 check for binary class.
10523 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10527 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10529 * gimple-low.c (mark_blocks_with_used_vars): New function.
10530 (mark_blocks_with_used_subblocks): Ditto.
10531 (mark_used_blocks): Ditto.
10532 (pass_mark_used_blocks): New pass.
10533 * tree-inline.c: Include debug.h.
10534 (expand_call_inline): Call outlining_inline_function here.
10535 * tree-optimize.c (init_tree_optimization_passes): Add
10536 pass_mark_used_blocks.
10537 * tree-pass.h (pass_mark_used_blocks): New.
10538 * Makefile.in (tree-inline.o): Add debug.h dependency.
10540 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10542 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10543 VAR_DECLs to have weak_import attribute.
10545 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10548 2004-01-03 Steven Bosscher <stevenb@suse.de>
10550 * passes.c (rest_of_compilation): Don't run regmove if only
10551 flag_expensive_optimizations, require flag_regmove instead.
10553 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10555 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10557 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10558 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10559 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10560 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10562 2005-01-03 Richard Henderson <rth@redhat.com>
10564 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10565 (ia64_const_ok_for_letter_p): New.
10566 (ia64_const_double_ok_for_letter_p): New.
10567 (ia64_extra_constraint): New.
10568 (ia64_expand_vecint_compare): New.
10569 (ia64_expand_vcondu_v2si): New.
10570 (ia64_expand_vecint_cmov): New.
10571 (ia64_expand_vecint_minmax): New.
10572 (ia64_print_operand): Add 'v'.
10573 (ia64_preferred_reload_class): New.
10574 (ia64_vector_mode_supported_p): New.
10575 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10576 (PREFERRED_RELOAD_CLASS): Move to function.
10577 (CONST_OK_FOR_LETTER_P): Move to function.
10578 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10579 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10580 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10581 (EXTRA_CONSTRAINT): Move to function.
10582 * config/ia64/ia64.md: Include vect.md.
10583 (itanium_class): Add mmalua.
10585 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10587 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10588 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10590 (const_int_2bit_operand): New.
10591 (fr_reg_or_0_operand): New.
10592 * config/ia64/ia64-modes.def: Add vector modes.
10593 * config/ia64/ia64-protos.h: Update.
10594 * config/ia64/vect.md: New file.
10596 2005-01-03 Richard Henderson <rth@redhat.com>
10598 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10600 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10603 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10605 (log1pdf2): Change mode of operands[0,1] to DFmode.
10607 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10609 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10610 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10611 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10612 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10613 SPARC_RELAXED_ORDERING.
10615 2005-01-03 Richard Henderson <rth@redhat.com>
10616 Uros Bizjak <uros@kss-loka.si>
10619 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10620 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10621 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10623 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10624 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10625 const_pow2_1_to_128_operand): New predicates.
10627 2005-01-02 Greg McGary <greg@mcgary.org>
10629 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10631 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10632 object. [ptr_type]: Remove unused variable.
10633 Remember nearest addressable array-element or record-component
10634 when checking bitfield components. Tolerate empty BIND_EXPR.
10636 2005-01-01 Richard Henderson <rth@redhat.com>
10638 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10639 that don't narrow the value. Fail for other conversions.
10641 2005-01-01 Richard Henderson <rth@redhat.com>
10644 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10645 * c-lang.c (finish_file): Don't do it here.
10646 * objc/objc-act.c (objc_finish_file): Likewise.
10648 * cgraph.c (decl_assembler_name_equal): New.
10649 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10650 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10651 * cgraph.h (struct cgraph_varpool_node): Add next.
10652 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10653 * varasm.c (assemble_alias): Mark the target as needed.
10655 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10657 PR middle-end/19221
10658 * function.c (get_arg_pointer_save_area): Use entry_of_function
10659 instead of get_insns.
10661 2005-01-01 Roger Sayle <roger@eyesopen.com>
10662 Andrew Pinski <pinskia@physics.uc.edu>
10663 James E. Wilson <wilson@specifixinc.com>
10665 PR rtl-optimization/12092
10666 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10669 2005-01-01 Roger Sayle <roger@eyesopen.com>
10670 Olivier Hainque <hainque@act-europe.fr>
10672 * tree.c (int_fits_type_p): A narrower type always fits in a
10673 wider one, except for negative values into unsigned types.
10675 2005-01-01 Roger Sayle <roger@eyesopen.com>
10677 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10678 with the original constant rather than require TREE_OVERFLOW.
10680 2005-01-01 Steven Bosscher <stevenb@suse.de>
10682 PR middle-end/17544
10683 * c-decl.c (finish_function): If compiling C99, annotate the
10684 compiler generated return with the current file name and line 0.
10685 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10686 the source line is greater than 0.
10687 (remove_bb): Likewise.