1 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
3 * arm.c (arm_const_double_inline_cost): Handle any constant by
4 using gen_lowpart and gen_highpart_mode.
5 (note_invalid_constants): All constants in an RTX with a constraint
6 that permits memory are now pushed to the constant pool.
7 (output_move_double): Delete code to handle reg to reg and
9 (const_double_needs_minipool, output_mov_immediate): Delete.
10 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
11 CONST_INT and CONST_VECTOR.
12 * arm.md (ANY64): New mode macro.
13 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
14 (movdf_soft_insn): Split reg-reg and const-reg moves.
15 (split patterns for 64-bit constant and register moves): New.
16 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
17 (cirrus_movdf_hard_insn): Likewise.
18 * fpa.md (movdf_fpa): Likewise.
19 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
20 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
22 (movv2si_internal_2): Likewise.
23 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
24 (movdf_vfp): Likewise.
25 * arm-protos.h (output_mov_immediate): Delete prototype.
27 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
30 * simplify-rtx.c (simplify_unary_operation_1): Check
31 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
33 2005-04-06 James E Wilson <wilson@specifixinc.com>
36 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
39 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
41 * coverage.h (GCOV_TYPE_NODE): Delete.
42 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
43 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
44 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
45 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
46 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
48 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
51 * Makefile.in (gcc.pot): Remove options.c dependency.
52 * optc-gen.awk: Don't quote help strings with N_().
54 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
56 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
57 the function returns a pointer type.
59 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
61 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
62 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
63 * doc/invoke.texi: Documnet salias-max-implicit-fields.
64 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
65 explicit_uses members.
66 (get_or_create_used_part_for): Initialize new fields.
67 (fieldoff_compare): New function.
68 (create_overlap_variables_for): Count number of fields, use
69 heuristic to determine whether to create subvars for vars with
71 Sort the field list by offset and avoid creating duplicate SFT's.
73 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
75 * c.opt (-F): Remove trailing whitespace from help string.
76 (-finput-charset): Use a tab to separate the switch name and help
78 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
79 (-ftree-vectorizer-verbose): Likewise.
81 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
83 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
84 a PHI argument where a use occurs instead of all PHI arguments.
86 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
88 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
91 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
93 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
94 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
95 config/bfin/bfin.h: Fix comment typos.
97 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
99 * doc/install.texi: Update the URL for Jacks.
100 * doc/sourcebuild.texi: Likewise.
102 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
105 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
106 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
108 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
110 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
112 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
114 * config/v850/v850-protos.h (override_options): Delete.
115 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
116 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
117 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
118 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
119 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
120 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
121 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
122 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
123 (OVERRIDE_OPTIONS): Delete.
124 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
125 (small_memory_info): Remove the value field.
126 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
128 * config/v850/v850.c (small_memory): Remove the value field.
129 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
130 (override_options): Delete.
131 (v850_handle_memory_option, v850_handle_option): New functions.
132 * config/v850/v850.opt: New file.
134 2005-04-06 Geoffrey Keating <geoffk@apple.com>
136 * config.host: Add a section for generic hosts, and a subsection
137 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
138 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
139 * config/host-darwin.h: New.
140 * config/x-darwin: New.
141 * config/i386/host-i386-darwin.c: New.
142 * config/i386/x-darwin: New.
143 * config/rs6000/host-darwin.c: Include host-darwin.h.
144 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
145 (darwin_rs6000_gt_pch_use_address): Likewise.
146 * config/rs6000/x-darwin: Change name of .o built, update
147 dependencies for changes to rs6000/host-darwin.c.
149 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
152 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
154 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
156 * tree-vect-analyze.c (vect_analyze_loop_form): Call
157 split_loop_exit_edge instead of loop_split_edge_with.
159 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
161 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
162 UNSPEC_SET_VSCR): New constants, used throughout.
164 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
166 (altivec_vspltis<VI_char>): ... this pattern, using
167 a QImode const_int_operand for the immediate.
168 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
171 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
174 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
176 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
178 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
180 2005-04-06 Ben Elliston <bje@au.ibm.com>
182 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
183 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
184 macros as living in "this file" and not gcc.h.
186 2005-04-06 Ben Elliston <bje@au.ibm.com>
188 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
189 -ftree-live_range_split. Perhaps renamed at some point?
191 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
194 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
195 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
197 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
199 * tree-flow.h (number_of_iterations_cond): Declaration removed.
200 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
201 (number_of_iterations_special): New function.
202 (number_of_iterations_exit): Use number_of_iterations_special.
203 Use simplify_using_outer_evolutions only at -O3.
204 (number_of_iterations_cond, tree_simplify_using_condition,
205 simplify_using_initial_conditions, loop_niter_by_eval,
206 compare_trees, can_count_iv_in_wider_type_bound,
207 simplify_using_outer_evolutions): Use fold_build.
209 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
211 * doc/install.texi (Configuration): Document --with-java-home.
213 2005-04-05 Richard Henderson <rth@redhat.com>
217 * config/i386/i386.c (print_operand): Handle vector zeros.
218 (ix86_split_to_parts): Handle CONST_VECTOR.
219 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
220 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
221 what modes to tie for MMX and SSE registers.
222 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
223 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
224 to vector modes as well.
225 * config/i386/predicates.md (const0_operand): Handle VOIDmode
226 properly as an input mode.
228 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
230 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
232 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
234 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
236 2005-04-05 Jakub Jelinek <jakub@redhat.com>
238 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
239 and local functions, set sse_nregs to 8 and float_in_sse.
240 (function_arg_advance, function_arg): If float_in_sse, pass
241 SFmode and DFmode arguments in SSE registers.
242 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
244 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
247 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
249 * config/i386/i386-protos.h (ix86_function_value): Accept two
250 arguments, like the target macro.
251 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
252 * config/i386/i386.c (ix86_function_value): Accept the second
253 argument of the target macro.
254 (ix86_function_ok_for_sibcall): Pass a function pointer to
256 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
257 call to ix86_value_regno).
258 (ix86_value_regno): Add support for returning floating point values
261 2005-04-05 Jakub Jelinek <jakub@redhat.com>
263 PR tree-optimization/20076
264 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
265 that call __builtin_return or __builtin_apply_args.
267 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
269 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
270 Use immediate use iterator.
271 (stmt_is_bumper_for_loop): Use immediate use iterator.
272 * predict.c (strip_builtin_expect): Use update_stmt.
273 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
274 on all elements of a STATEMENT_LIST.
275 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
276 (bsi_remove): Remove imm_use links and mark the stmt as modified.
277 (bsi_replace): Mark stmt as modified and the update it.
278 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
279 (expand_complex_libcal): Call update_stmt.
280 (expand_complex_comparison): Call mark_stmt_modified.
281 (expand_complex_operations_1): Call update_stmt_if_modified.
282 (expand_vector_operations_1): Call mark_stmt_modified.
283 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
284 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
285 add_immediate_use, redirect_immediate_use,
286 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
287 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
288 (mark_new_vars_to_rename): Call update_stmt.
289 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
290 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
292 (unmodify_stmt): Delete.
293 (update_stmt): New. Force an update of a stmt.
294 (update_stmt_if_modified): update a stmt if it is out of date.
295 (get_stmt_operands): Verify stmt is NOT modified.
296 (stmt_modified_p): Update comment.
297 (delink_imm_use): Remove a use node from its immuse list.
298 (link_imm_use_to_list): Link a use node to a specific list.
299 (link_imm_use): Link a node to the correct list.
300 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
301 it in the correct list, if appropriate.
302 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
303 (relink_imm_use): Link a use node in place of another node in a list.
304 (relink_imm_use_stmt): LInk a node in place of another node, and set
306 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
307 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
308 (first_safe_imm_use): New. Initialize a safe immuse iterator.
309 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
310 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
311 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
312 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
313 (has_zero_uses): New. Return true if there are no uses of a var.
314 (has_single_use): New. Return true if there is only a single use of a
316 (single_imm_use): New. Return the simgle immediate use.
317 (num_imm_uses): New. Return the number of immediate uses.
318 (get_v_must_def_ops): Use is now a pointer.
319 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
320 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
322 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
323 (delink_stmt_imm_use): Delink all immuses from a stmt.
324 (phi_arg_index_from_use): New. Return a phi arg index for a use.
325 * tree-flow.h (struct dataflow_d): Delete.
326 (immediate_use_iterator_d): New. Immediate use iterator struct.
327 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
328 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
329 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
331 (struct stmt_ann_d): Remove dataflow_t from struct.
332 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
333 (if_convertible_phi_p): Use FAST immuse iterator.
334 (if_convertible_loop_p): Don't call compute_immediate_uses.
335 (replace_phi_with_cond_modify_expr): Call update_stmt.
336 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
337 update_stmt_if_modified.
338 (rewrite_all_into_ssa): Initialize ssa operands.
339 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
340 compute_immediate_uses.
341 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
342 ssa_property is available.
343 (execute_one_pass): Change parameters passed to execute_todo.
344 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
345 (remove_ssa_form): Call fini_ssa_operands.
346 (insert_backedge_copies): Delete call to modify_stmt.
347 * tree-phinodes.c (make_phi_node): Initialize use nodes.
348 (release_phi_node): Delink any use nodes before releasing.
349 (resize_phi_node): Relink any use nodes.
350 (remove_phi_arg_num): Delink the use node.
351 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
352 (remove_all_phi_nodes_for): Release phi node first.
353 * tree-pretty-print.c (dump_generic_node): Print stmt address.
354 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
355 (scalarize_use, scalarize_copy): Call update_stmt.
356 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
357 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
358 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
359 (ccp_initialize): Remove call to compute_immediate_uses.
360 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
361 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
363 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
364 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
365 (eliminate_redundant_computations): Call mark_stmt_modified.
366 (cprop_operand): Call mark_stmt_modified.
367 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
368 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
369 (dse_optimize_stmt): Use new immuse interface.
370 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
371 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
372 (substitute_single_use_vars): Use new immuse interface.
373 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
374 and compute_immediate_uses.
375 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
377 (rewrite_mem_refs): Call update_stmt.
378 (determine_lsm): Remove call to compute_imm_uses and free_df.
379 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
380 (try_unroll_loop_completely): Call update_stmt.
381 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
382 (rewrite_use_compare): Call update_stmt.
383 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
384 (rewrite_use) : Call update_stmt.
385 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
386 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
388 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
389 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
390 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
392 (initialize_vuse_operand): New. Initialize a vuse operand.
393 (initialize_v_may_def_operand): New. Initialize a maydef operand.
394 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
395 (finalize_ssa_defs): Use stmt parameter.
396 (correct_use_link): Ensure a use node is in the correct list, and has
397 the correct stmt pointer.
398 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
399 finalize_ssa_v_must_defs): Also initialize use nodes.
400 (finalize_ssa_stmt_operands): Pass extra stmt operands.
401 (build_ssa_operands): Seperate parsing from final operand construction.
402 (parse_ssa_operands): New. Parse entry point for operand building.
403 (swap_tree_operands): New. Swap 2 tree operands.
404 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
406 (get_expr_operands): Call swap_tree_operands when needed.
407 (copy_virtual_operands): Use initialize routines for virtual use ops.
408 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
409 (verify_abort): New. Issue imm_use error.
410 (verify_imm_links): New Verify imm_use links for a var.
411 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
412 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
413 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
414 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
415 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
416 (NULL_USE_OPERAND_P) Define.
417 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
419 (struct vuse_operand_type): New struct.
420 (SET_USE): Call set_ssa_use_from_ptr.
422 (PHI_ARG_INDEX_FROM_USE): Define.
423 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
424 argument via SET_USE, not PHI_ARG_DEF_TREE.
425 * tree-ssa-pre.c (eliminate): Call update_stmt.
426 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
428 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
429 (nearest_common_dominator_of_uses): Use imm_use iterator.
430 (statement_sink_location): Use imm_use iterator and interface.
431 (execute_sink_code): Don't call compute_immediate_uses or free-df.
432 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
433 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
434 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
435 (verify_ssa): Ensure no stmt is marked modify after optimization pass
436 if new parameter is true.
437 (init_tree_ssa): Don't initialize operand cache here.
438 (delete_tree_ssa): Don't destroy operand cache here.
439 (propagate_into_addr): Pass in a use pointer, return true if anything
441 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
442 (check_phi_redundancy): Use imm_use iterator.
443 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
445 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
446 (release_ssa_name): Delink node and all elements in its imm_use list.
447 * tree-tailcall.c (adjust_return_value): Call update_stmt.
448 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
449 * tree-vectorizer.c (need_imm_uses_for): Delete.
450 (vectorize_loops): Dont call compute_immediate_uses or free_df.
451 * tree.h (struct ssa_imm_use_d): Define.
452 (SSA_NAME_IMM_USE_NODE): Define.
453 (struct tree_ssa_name): Add imm_use node.
455 (PHI_ARG_IMM_USE_NODE): Define.
456 (struct phi_arg_d): Add imm_use node.
457 (struct tree_phi_node): Remove struct dataflow_d element.
458 (TDF_STMTADDR): Define.
460 2005-04-05 Dale Johannesen <dalej@apple.com>
462 * doc/invoke.texi (Optimization Options): Remove
463 duplicate -fcse-follow-jumps. Add -fweb.
464 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
465 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
467 2005-04-05 Per Bothner <per@bothner.com>
469 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
470 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
471 (warn_uninit): Get EXPR_LOCUS from context now instead.
472 This fixes a USE_MAPPED_LOCATION testsuite failure.
474 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
476 2005-04-05 Per Bothner <per@bothner.com>
478 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
479 of the artification 'return 0' in main() to BUILTINS_LOCATION.
480 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
483 2004-04-05 Devang Patel <dpatel@apple.com>
485 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
486 (lhsr<mode>3): ... new name.
487 (altivec_vsra<VI_char>): Rename to ..
488 (ashr<mode>3): ... new name.
489 * config/rs6000/rs6000.c (builtin_description): Rename shift
492 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
494 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
495 gen_lowpart_for_combine.
496 * cse.c (gen_lowpart_if_possible): Move...
497 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
499 (gen_lowpart_no_emit_general): Use it.
501 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
503 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
506 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
508 * system.h: Fix typo.
510 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
512 * config/bfin/bfin-modes.def: New file.
513 * config/bfin/bfin-protos.h: New file.
514 * config/bfin/bfin.c: New file.
515 * config/bfin/bfin.h: New file.
516 * config/bfin/bfin.md: New file.
517 * config/bfin/bfin.opt: New file.
518 * config/bfin/crti.s: New file.
519 * config/bfin/crtn.s: New file.
520 * config/bfin/elf.h: New file.
521 * config/bfin/lib1funcs.asm: New file.
522 * config/bfin/predicates.md: New file.
523 * config/bfin/t-bfin: New file.
524 * config/bfin/t-bfin-elf: New file.
525 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
526 Document new attributes.
527 (interrupt, interrupt_handler, saveall): Update documentation for
529 * doc/install.texi (Specific): Add entry for the Blackfin.
530 * doc/invoke.texi (Blackfin Options): New section.
531 * doc/md.texi (Blackfin family): New section to document constraints.
532 * config.gcc: Add bfin*-* and bfin*-elf configurations.
534 2005-04-05 Olivier Hainque <hainque@adacore.com>
536 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
537 match what the system unwinder expects.
538 * config/mips/mips.c (mips_frame_set): If we're saving the return
539 address register and the dwarf return address column number differs
540 from the hard register number, adjust the note reg to refer to the
543 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
545 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
546 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
547 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
548 (processor_type): New enum.
549 (mn10300_processor): New variable.
550 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
551 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
552 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
553 (PROCESSOR_DEFAULT): New macro.
554 * config/mn10300/mn10300.c (mn10300_processor): New variable.
555 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
556 (mn10300_handle_option, mn10300_override_options): New functions.
557 * config/mn10300/mn10300.opt: New file.
559 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
560 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
562 PR tree-optimization/19903
563 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
564 that don't fit in their type after conversion.
566 2005-04-05 Uros Bizjak <uros@kss-loka.si>
569 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
570 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
571 Allocate local stack slots here. Set ix86_optimize_mode_switching.
572 flag here. Implement using define_insn_and_split.
573 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
574 (frndintxf2_mask_pm_i387): New insn patterns.
575 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
576 Do not set ix86_optimize_mode_switching flag.
577 (ceilsf2, ceildf2, ceilxf2): Same.
578 (btruncsf2, btruncdf2, btruncxf2): Same.
579 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
581 2005-04-05 Ian Lance Taylor <ian@airs.com>
584 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
585 i386_pe_record_external_function.
586 (i386_pe_record_external_function): Update declaration.
587 * config/i386/winnt.c (struct extern_list): Add decl field.
588 (i386_pe_record_external_function): Add decl parameter.
589 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
591 * config/i386/i386-protos.h (i386_pe_record_external_function):
594 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
596 * config/m68k/m68k-protos.h: Add a prototype for
597 valid_dbcc_comparison_p_2.
598 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
599 extend_operator, const_uint32_operand, const_sint32_operand,
600 general_src_operand, nonimmediate_src_operand,
601 memory_src_operand, post_inc_operand, pre_dec_operand,
602 pcrel_address): Move to predicates to predicates.md.
603 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
604 * config/m68k/m68k.md: Include predicates.md.
605 * config/m68k/predicates.md: New.
607 2005-04-04 Roger Sayle <roger@eyesopen.com>
609 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
611 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
613 2005-04-04 Ian Lance Taylor <ian@airs.com>
615 * c-typeck.c (struct c_switch): Rename switch_stmt field to
617 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
618 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
619 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
620 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
621 * c-common.c (c_do_switch_warnings_1): New static function broken
622 out of c_do_switch_warnings.
623 (c_do_switch_warnings): Call c_do_switch_warnings_1.
624 (c_do_switch_expr_warnings): New function.
625 * c-common.h (c_do_switch_expr_warnings): Declare.
627 2005-04-04 David Edelsohn <edelsohn@gnu.org>
628 Daniel Jacobowitz <dan@codesourcery.com>
630 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
632 * rtlanal.c (may_trap_p): Same.
634 2005-04-04 Dale Johannesen <dalej@apple.com>
636 * ChangeLog: remove reference to ChangeLog.12.
638 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
640 CRIS epilogue as RTL.
641 * config/cris/cris.md: Change all 0 in unspec 0 to
643 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
644 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
646 ("return"): Change to define_expand. Call cris_expand_return for
648 ("*return_expanded"): New pattern.
649 ("epilogue"): New define_expand.
650 * config/cris/cris.h (PREDICATE_CODES): Add
651 cris_load_multiple_op.
652 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
654 (enum cris_retinsn_type): New.
655 (struct machine_function): New member return_type.
656 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
657 (cris_target_asm_function_epilogue): Remove, moving RTLified
659 (cris_expand_epilogue): New function.
660 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
661 (cris_gen_movem_load, cris_load_multiple_op)
662 (cris_return_address_on_stack_for_return, cris_expand_return): New
664 (cris_target_asm_function_prologue)
665 (cris_initial_frame_pointer_offset): Call
666 cris_reg_saved_in_regsave_area instead of complicated expression.
667 Call cris_return_address_on_stack instead of an expression.
668 (cris_print_operand) <case 'o', case 'O'>: New cases.
669 (cris_return_address_on_stack): Change return-type to bool.
670 (cris_simple_epilogue): Ditto. Return false if registers are
672 * config/cris/cris-protos.h (cris_simple_epilogue)
673 (cris_return_address_on_stack): Adjust prototype return type.
674 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
675 (cris_return_address_on_stack_for_return): New prototypes.
677 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
679 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
680 gpr_or_int12_operand.
682 * config/frv/frv-protos.h: Add a prototype to
683 frv_legitimate_memory_operand and frv_const_unspec_p.
684 (frv_unspec): Move from frv.c.
685 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
686 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
687 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
688 gpr_or_fpr_operand, gpr_or_int12_operand,
689 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
690 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
691 int6_operand, int5_operand, uint5_operand, uint4_operand,
692 uint1_operand, int_2word_operand, uint16_operand,
693 upper_int16_operand, integer_register_operand,
694 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
695 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
696 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
697 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
698 move_destination_operand, movcc_fp_destination_operand,
699 frv_function_symbol_referenced_p, move_source_operand,
700 condexec_dest_operand, condexec_source_operand,
701 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
702 const_unspec_operand, gpr_or_memory_operand,
703 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
704 icc_operand, fcc_operand, cc_operand, icr_operand,
705 fcr_operand, cr_operand, call_operand, sibcall_operand,
706 symbolic_operand, relational_operator,
707 integer_relational_operator, float_relational_operator,
708 ccr_eqne_operator, minmax_operator,
709 condexec_si_binary_operator, condexec_si_media_operator,
710 condexec_si_divide_operator, condexec_si_unary_operator,
711 condexec_sf_conv_operator, condexec_sf_add_operator,
712 condexec_memory_operand, intop_compare_operator, acc_operand,
713 even_acc_operand, quad_acc_operand, accg_operand: Move to
715 * config/frv/frv.h (PREDICATE_CODES): Remove.
716 * config/frv/frv.md: Include predicates.md.
717 * config/frv/predicates.md: New.
719 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
722 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
723 * tree-ssa-loop-ivopts.c: Include langhooks.h.
724 (add_standard_iv_candidates_for_size): New function, extracting code
725 from add_standard_iv_candidates and parameterizing it by type size.
726 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
728 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
730 * system.h (GCOV_SIZE_TYPE): Unposion.
731 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
732 (GCOV_TYPE_SIZE): ...this new macro.
733 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
734 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
735 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
736 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
737 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
738 instead of unsigned_intSI_type_node.
739 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
740 (rtl_gen_one_value_profiler_no_edge_manipulation)
741 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
742 * value-prof.c: Include coverage.h.
744 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
745 Diego Novillo <dnovillo@redhat.com>
747 Fix PR tree-optimization/20703
748 Fix PR tree-optimization/20725
750 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
751 (create_expression_by_pieces): Ditto.
752 (valid_in_set): Ditto. Also handle tcc_declaration.
753 (find_or_generate_expression): Handle comparison class.
754 (insert_into_preds_of_block): Ditto.
756 (create_value_expr_from): Handle comparison class, recursively
757 handle reference nodes.
758 (compute_avail): Handle comparison classes, rewrite a little cleaner.
759 (execute_pre): Fix spacing.
760 (do_fre): Renamed to execute_fre.
762 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
764 * doc/invoke.texi (SPARC options): Document that
765 -mlittle-endian is not supported on Linux either.
767 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
771 * config.gcc (Obsolete configurations): Remove
772 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
773 (sparclite-*-coff*): Delete.
774 (sparclite-*-elf*): Likewise.
775 (sparc86x-*-elf*): Likewise.
776 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
777 * config/sparc/lite.h: Delete.
778 * config/sparc/litecoff.h: Likewise.
779 * config/sparc/liteelf.h: Likewise.
780 * config/sparc/sp86x-elf.h: Likewise.
781 * config/sparc/t-sparclite: Likewise.
782 * config/sparc/t-sp86x: Likewise.
784 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
786 * config/s390/s390-protos.h: (s390_comparison,
787 s390_alc_comparison, s390_slb_comparison, const0_operand,
788 consttable_operand, larl_operand, s_operand,
789 shift_count_operand, bras_sym_operand, load_multiple_operation,
790 store_multiple_operation, s390_plus_operand): Remove prototypes.
791 (s390_legitimate_address_without_index_p): New prototype.
792 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
794 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
795 const0_operand, consttable_operand, larl_operand, s_operand,
796 shift_count_operand, bras_sym_operand, load_multiple_operation,
797 store_multiple_operation, s390_plus_operand): Move to
799 (check_mode): Remove.
800 (s390_branch_condition_mask): Remove 'static'. Move prototype to
802 (s390_legitimate_address_without_index_p): New.
803 * config/s390/s390.h (PREDICATE_CODES): Remove.
804 * config/s390/s390.md: Include predicates.md.
805 * config/s390/predicates.md: New.
807 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
810 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
811 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
812 (NEED_INDICATE_EXEC_STACK): Define to 1.
813 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
814 (NEED_INDICATE_EXEC_STACK): Define to 1.
815 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
816 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
817 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
818 (pic_helper_emitted_p): New global.
819 (emit_pic_helper): New function extracted from...
820 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
821 Do not call emit_pic_helper if delay_pic_helper is true.
822 (sparc_expand_prologue): Pass 'false' to load_pic_register.
823 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
824 (sparc_file_end): New function.
826 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
828 * config/mcore/mcore-protos.h: Remove the prototypes for
829 mcore_arith_reg_operand, mcore_general_movsrc_operand,
830 mcore_general_movdst_operand, mcore_reload_operand,
831 mcore_arith_J_operand, mcore_arith_K_operand,
832 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
833 mcore_arith_K_S_operand, mcore_arith_imm_operand,
834 mcore_arith_any_imm_operand, mcore_arith_O_operand,
835 mcore_literal_K_operand, mcore_addsub_operand,
836 mcore_compare_operand, mcore_load_multiple_operation,
837 mcore_store_multiple_operation, mcore_call_address_operand.
838 Add a prototype for const_ok_for_mcore.
839 * config/mcore/mcore.c (mcore_call_address_operand,
840 mcore_general_movsrc_operand, mcore_general_movdst_operand,
841 mcore_arith_reg_operand, mcore_reload_operand,
842 mcore_arith_J_operand, mcore_arith_K_operand,
843 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
844 mcore_arith_M_operand, mcore_arith_imm_operand,
845 mcore_arith_any_imm_operand, mcore_arith_O_operand,
846 mcore_literal_K_operand, mcore_addsub_operand,
847 mcore_compare_operand, mcore_load_multiple_operation,
848 mcore_store_multiple_operation): Move to predicates.md.
849 (const_ok_for_mcore): Export.
850 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
851 * config/mcore/mcore.md: Include predicates.md.
852 * config/mcore/predicates.md: New.
854 * config/mcore/predicates.md: Fix a comment typo.
856 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
857 Adrian Straetling <straetling@de.ibm.com>
859 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
860 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
861 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
863 ("imul"): Removed from "type" attribute.
864 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
865 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
866 Changed type to imulsi.
867 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
869 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
871 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
872 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
873 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
874 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
875 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
876 (TARGET_SWITCHES, mcore_stack_increment_string)
877 (TARGET_OPTIONS): Delete.
878 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
879 than *_BIT constants.
880 (TARGET_8ALIGN): #undef old definition before redefining to 1.
881 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
882 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
883 (mcore_override_options): Delete mcore_stack_increment code.
884 Change use of M340_BIT to MASK_M340.
885 * config/mcore/mcore.opt: New file.
887 2005-04-04 Ian Lance Taylor <ian@airs.com>
889 * config/arm/arm.c (replace_symbols_in_block): Remove static
892 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
894 * config/fr30/fr30-protos.h: Remove the prototypes for
895 stack_add_operand, add_immediate_operand,
896 high_register_operand, low_register_operand, call_operand,
897 di_operand, and nonimmediate_di_operand.
898 * config/fr30/fr30.c (stack_add_operand,
899 add_immediate_operand, high_register_operand,
900 low_register_operand, call_operand, di_operand,
901 nonimmediate_di_operand): Move to predicates.md.
902 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
903 * config/fr30/fr30.md: Include predicates.md.
904 * config/fr30/predicates.md: New.
906 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
907 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
908 mcore_call_address_operand.
910 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
911 general_movsrc_operand.
913 2005-04-04 Alan Modra <amodra@bigpond.net.au>
915 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
918 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
921 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
924 2005-04-04 Richard Henderson <rth@redhat.com>
925 Jakub Jelinek <jakub@redhat.com>
927 PR rtl-optimization/16104
928 * fold-const.c (fold_unary): Fix folding of vector conversions.
930 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
932 * config.gcc (xstormy16-*-elf): Set extra_options.
933 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
934 * config/stormy16/stormy16.opt: New file.
936 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
938 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
939 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
940 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
941 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
942 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
943 (TARGET_UNIX_ASM): Delete.
944 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
945 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
946 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
947 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
948 * config/pdp11/pdp11.opt: New file.
950 2005-04-03 Roger Sayle <roger@eyesopen.com>
951 Alexandre Oliva <aoliva@redhat.com>
954 * fold-const.c (non_lvalue): Split tests into...
955 (maybe_lvalue_p): New function.
956 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
957 C++ front-end prior to lowering into gimple form.
959 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
961 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
962 BUILT_IN_STRNCASECMP): New.
963 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
966 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
969 * arm.md (addsi3_compare0_for_combiner): Delete.
970 (addsi3_compare0_scratch_for_combiner): Delete.
971 (cmpsi_neg_shiftsi): Delete.
972 (compare_negsi_si): New pattern.
973 (cmpsi_negshiftsi_si): New pattern.
974 (negated_cbranchsi4): Restrict to equality_operator.
976 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
979 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
981 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
984 * doc/install.texi: Fix a typo.
986 2005-04-03 Steven Bosscher <stevenb@suse.de>
989 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
990 a computed goto if the edge to the computed goto block has
991 incoming abnormal edges. Clarify how the function works.
993 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
995 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
996 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
997 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
998 hash_scan_set, reg_set_between_after_reload_p,
999 reg_used_between_after_reload_p, get_avail_load_store_reg,
1000 eliminate_partially_redundant_load): Likewise.
1001 * postreload.c (reload_cse_simplify_set,
1002 reload_combine_note_use): Likewise.
1003 * predict.c (predict_insn, expected_value_to_br_prob,
1004 propagate_freq, expensive_function_p): Likewise.
1005 * print-rtl.c (print_rtx): Likewise.
1006 * profile.c (instrument_edges, instrument_values,
1007 compute_branch_probabilities, branch_prob, union_groups,
1008 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
1009 * protoize.c (in_system_include_dir, file_could_be_converted,
1010 file_normally_convertible, gen_aux_info_file, seek_to_line,
1011 do_cleaning): Likewise.
1012 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
1013 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
1014 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1016 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1018 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
1019 * modulo-sched.c (undo_replace_buff_elem): New structure.
1020 (kernel_number_of_cycles, ps_unschedule_node,
1021 undo_generate_reg_moves,free_undo_replace_buff,
1022 undo_permute_partial_schedule, loop_single_full_bb_p,
1023 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
1024 build_loops_structure, get_sched_window): New.
1025 (generate_reg_moves): Return undo_replace_buff_elem and other
1027 (generate_prolog_epilog): Remove old loop versioning.
1028 (sms_schedule): Use loop information and loop_version.
1029 (sms_schedule_by_order): Split part of it to get_sched_window.
1030 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
1031 cfg_layout_finalize and free_dominance_info before/after SMS.
1033 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
1035 * cfghooks.c (lv_flush_pending_stmts,
1036 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
1037 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
1038 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
1039 lv_add_condition_to_bb,
1040 lv_adjust_loop_header_phi, extract_cond_bb_edges,
1041 flush_pending_stmts): New in cfg_hooks structure.
1042 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
1043 extract_cond_bb_edges, lv_adjust_loop_header_phi,
1044 lv_add_condition_to_bb): New declarations.
1045 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
1047 (loop_version): Declare.
1048 * cfgloopmanip.c (cfghooks.h): Include.
1049 (duplicate_loop_to_header_edge): Change return type to bool.
1050 (loop_version, lv_adjust_loop_entry_edge): Move here.
1051 * cfgrtl.c (cfgloop.h): Include.
1052 (rtl_verify_flow_info_1): Fix.
1053 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
1054 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
1056 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
1057 tree_lv_add_condition_to_bb): New.
1058 (tree_cfg_hooks): Add new hooks to initialization.
1059 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
1060 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
1062 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
1064 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
1065 xstormy16_below100_or_register,
1066 xstormy16_splittable_below100_or_register, and
1067 nonimmediate_nonstack_operand.
1069 * config/stormy16/stormy16-protos.h: Remove the prototypes for
1070 xstormy16_ineqsi_operator, equality_operator,
1071 inequality_operator, shift_operator,
1072 xstormy16_below100_operand, xstormy16_below100_or_register,
1073 xstormy16_splittable_below100_or_register,
1074 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
1075 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
1076 equality_operator, inequality_operator,
1077 xstormy16_below100_operand, xstormy16_below100_or_register,
1078 xstormy16_splittable_below100_or_register,
1079 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
1080 nonimmediate_nonstack_operand, shift_operator): Move to
1082 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
1083 * config/stormy16/stormy16.md: Include predicates.md.
1084 * config/stormy16/predicates.md: New.
1086 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1088 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
1089 small_int, large_int, reg_or_0_operand, simple_memory_operand,
1090 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
1091 move_operand, power_of_2_operand): Move to predicates.md.
1092 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
1093 PREDICATE_CODE): Remove.
1094 * config/iq2000/iq2000.md: Include predicates.md.
1095 * config/iq2000/predicates.md: New.
1097 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
1099 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
1100 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
1101 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
1102 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
1103 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
1104 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
1105 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
1106 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1107 (TARGET_M68HC11): Delete.
1108 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
1109 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
1110 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
1111 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
1112 (nb_soft_regs): Delete.
1113 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
1114 (m68hc11_override_options): Remove the code that caters for MASK_M6811
1115 and MASK_M6812 being set simultaneously. Change the code that sets
1116 the default m68hc11_soft_reg_count to use integers instead of strings.
1117 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
1118 m68hc11_soft_reg_count (which now has an int type) as the number
1120 * config/m68hc11/m68hc11.opt: New file.
1122 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
1124 * config/fr30/fr30.h (PREDICATE_CODES): Remove
1125 fp_displacement_operand, sp_displacement_operand.
1127 * config/m68hc11/m68hc11-protos.h: Add a prototype for
1129 Remove the prototypes for tst_operand, cmp_operand,
1130 stack_register_operand, d_register_operand,
1131 hard_addr_reg_operand, splitable_operand,
1132 m68hc11_logical_operator, m68hc11_arith_operator,
1133 m68hc11_non_shift_operator, m68hc11_shift_operator,
1134 m68hc11_unary_operator, m68hc11_eq_compare_operator,
1135 non_push_operand, hard_reg_operand, and
1136 reg_or_some_mem_operand.
1137 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
1139 (tst_operand, cmp_operand, non_push_operand,
1140 splitable_operand, reg_or_some_mem_operand,
1141 stack_register_operand, d_register_operand,
1142 hard_addr_reg_operand, hard_reg_operand,
1143 m68hc11_eq_compare_operator, m68hc11_logical_operator,
1144 m68hc11_arith_operator, m68hc11_non_shift_operator,
1145 m68hc11_shift_operator, m68hc11_unary_operator): Move to
1147 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
1148 * config/m68hc11/m68hc11.md: Include predicates.md.
1149 * config/m68hc11/predicates.md: New.
1151 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1154 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
1155 change checked in along with 2005-03-03's patch for debug/20253.
1156 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
1157 (remap_decl): Insert type decl in map earlier.
1159 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1161 PR tree-optimization/20640
1162 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
1163 post-dominator if it has phi nodes.
1164 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
1165 before dead statements.
1167 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1170 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
1172 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
1174 PR rtl-optimization/20290
1175 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
1176 in every iteration if the entry point is the exit test.
1178 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
1180 * config/cris/cris.md (attribute "length"): Define.
1182 2005-04-02 Geoffrey Keating <geoffk@apple.com>
1184 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
1185 (word_offset_memref_operand): New.
1186 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
1187 (indexed_or_indirect_operand): Delete.
1188 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
1189 (indexed_or_indirect_operand): Delete.
1191 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
1194 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
1197 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
1198 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
1200 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
1202 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
1204 2005-04-01 Ian Lance Taylor <ian@airs.com>
1206 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
1207 (rus, prus): Remove static variables.
1208 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
1209 (process_command): Permit report_times and use_pipes together.
1211 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1213 * c-decl.c (validate_proto_after_old_defn): Look at
1214 TYPE_MAIN_VARIANT of argument types.
1216 2005-04-01 Paul Brook <paul@codesourcery.com>
1218 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
1219 (arm_output_function_epilogue): Allow call_via_SP.
1220 (thumb_call_via_reg, arm_file_end): Ditto.
1221 * config/arm/arm.h (struct machine_function): Include space for SP.
1222 (thumb_call_via_label): Update declaration.
1224 2005-04-01 Ian Lance Taylor <ian@airs.com>
1226 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
1227 doing a peephole optimization, once again put any notes in the
1230 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1232 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
1234 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1236 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
1237 (block_alloc, find_free_reg): Likewise.
1238 * loop-doloop.c (doloop_modify): Likewise.
1239 * loop-invariant.c (record_use): Likewise.
1240 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
1241 get_iv_value, canon_condition, eliminate_implied_condition,
1242 eliminate_implied_condition, simplify_using_initial_values,
1243 shorten_into_mode, canonicalize_iv_subregs,
1244 iv_number_of_iterations): Likewise.
1245 * loop-unroll.c (expand_var_during_unrolling): Likewise.
1246 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
1247 unswitch_loop): Likewise.
1248 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
1249 move_movables, replace_call_address, find_and_verify_loops,
1250 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
1251 record_giv, final_giv_value, general_induction_var,
1252 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
1253 loop_giv_dump): Likewise.
1255 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
1256 GCOV_CHECK_WRITING): Remove.
1257 (gcov_position, gcov_rewrite): Use gcc_assert.
1258 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
1259 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
1260 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
1263 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1265 * tree-inline.c: Fix a typo.
1267 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
1269 * configure.ac (enable-checking): Explicitly set all variables for
1270 collective switch values. Alphabetize variables. Rename
1271 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
1273 * doc/install.texi (enable-checking): Update documentation.
1274 * configure: Rebuilt.
1276 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1278 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
1281 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1283 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
1284 Also reject cases where this pattern will cause load delay stalls
1285 unless optimizing for size and it will produce a shorter sequence.
1286 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
1287 variants to avoid pre-adjusting the base when possible.
1289 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
1291 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
1292 the frame and argument pointers.
1293 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
1294 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
1295 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
1296 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
1297 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
1298 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
1300 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
1302 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
1303 with entry for selectany attribute.
1304 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
1306 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
1307 (i386_pe_asm_named_section): Handle sections generated by
1308 selectany attribute.
1309 * doc/extend.texi (selectany): Document attribute.
1311 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
1312 Jan Hubicka <jh@suse.cz>
1314 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
1315 to fix addresses involving EBP and ESP.
1316 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
1317 for SUBREGed registers.
1318 (legitimate_address_p): Accept SUBREGed registers.
1320 2005-04-01 Jakub Jelinek <jakub@redhat.com>
1323 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
1324 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
1327 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1329 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
1331 2005-04-01 James E Wilson <wilson@specifixinc.com>
1334 * dwarf2out.c (rtl_for_decl_init): New function.
1335 (rtl_for_decl_location): Extracted from here.
1336 (tree_add_const_value_attribute): Call rtl_for_decl_init and
1337 add_const_value_attribute. Delete initializer_constant_valid_p call.
1339 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
1341 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
1342 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
1343 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
1344 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
1345 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
1346 config/i386/i386.md, config/rs6000/predicates.md,
1347 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
1348 config/s390/s390.c, config/stormy16/stormy16.c,
1349 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
1352 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
1355 * gimplify.c (gimplify_expr): Create a temporary for lvalue
1356 COND_EXPR and CALL_EXPR.
1358 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
1361 * genautomata.c (first_cycle_unit_presence): Check all alternative
1362 states for unit presence.
1364 * doc/md.texi: Remove remark about impossibility to query unit
1365 presence in non nondeterministic automaton state.
1367 * config/ia64/ia64.c (get_template): Change order of unit querying.
1369 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1371 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
1374 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
1376 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
1377 flag for edges outside any loops.
1379 2005-03-31 Janis Johnson <janis187@us.ibm.com>
1381 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
1383 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1385 * tree-ssa-alias.c: Follow spelling conventions.
1386 * doc/tree-ssa.texi: Fix a typo.
1388 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
1390 * postreload-gcse.c: Include target.h.
1391 (gcse_after_reload_main): Return early if we cannot modify jumps.
1392 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
1394 2005-03-31 David Edelsohn <edelsohn@gnu.org>
1396 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
1397 expensive operations.
1399 2005-03-31 Ian Lance Taylor <ian@airs.com>
1401 * collect2.c (lderrout): New variable.
1402 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
1403 if it is set, to stderr.
1404 (handler): Unlink lderrout if it is set.
1405 (dump_file): Add "to" parameter. Change all callers.
1406 (main): Initialize lderrout.
1407 (collect_execute): Add errname parameter. Change all callers.
1408 Rename redir parameter to outname. Never pass
1409 PEX_STDERR_TO_STDOUT to pex_run.
1410 * collect2.h (collect_execute, dump_file): Update declarations.
1411 * tlink.c (tlink_execute): Add errname parameter. Change all
1413 (do_tlink): Check lderrout as well as ldout.
1415 2005-03-31 Caroline Tice <ctice@apple.com>
1417 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
1418 (bb-reorder.o): Add errors.h to list of requirements.
1419 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
1420 profiledbootstrap flags.
1421 * bb-reorder.c (errors.h): Add new include.
1422 (struct bbro_basic_block_data_def): Add new field, in_trace.
1423 (add_unlikely_executed_notes): Remove function.
1424 (mark_bb_for_unlikely_executed_section): Remove function.
1425 (insert_section_boundary_note): New function.
1426 (verify_hot_cold_block_grouping): New function.
1427 (push_to_next_round_p): Remove variables and tests that push all
1428 cold blocks to last round.
1429 (find_traces): Remove code that added extra round of trace finding
1430 when doing partitioning.
1431 (find_traces_1_round) : Remove variable last_round; add code to
1432 update new struct field, in_trace; correct trace_length where it was
1433 incorrect before (after call to copy_bb); change code that pushed all
1434 cold blocks to last round. Instead verify that all blocks going into
1435 a trace belong in the same partition.
1436 (connect_traces): Modify to connect the traces in two passes, if the
1437 function contains both hot and cold blocks. The first pass connects
1438 all the traces for blocks in the partition that the first block in
1439 the function belongs to; the second pass connnects all the traces
1440 containing blocks that belong in the other partition.
1441 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1442 code that automatically put the first block in a function into the
1443 hot partition if the function had any hot blocks.
1444 (fix_crossing_unconditional_branches): Check number of succ edges
1445 before attempting to get one.
1446 (fix_edges_for_rarely_executed_code): Update comment describing
1448 (reorder_basic_blocks): Add code to initialize new field (in_trace);
1449 remove call to add_unlikely_executed_notes; add call to
1450 verify_hot_cold_block_grouping.
1451 (duplicate_computed_gotos): Don't change computed goto if it's a
1453 (partition_hot_cold_basic_blocks): Update function comment.
1454 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
1456 (try_forward_edges): Likewise.
1457 (merge_blocks_move_predecessor_nojumps): Likewise.
1458 (merge_blocks_move_successor_nojumps): Likewise.
1459 (merge_blocks_move): Likewise.
1460 (try_crossjump_bb): Likewise.
1461 * cfglayout.c (update_unlikely_executed_notes): Remove function.
1462 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
1463 notes to cold bb's; remove call to update_unlikely_executed_notes.
1464 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1465 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1466 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1467 function declaration.
1468 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1470 (rtl_can_merge_blocks): Remove redundancy from condition.
1471 (try_redirect_by_replacing_jump): Likewise.
1472 (force_nonfallthru_and_redirect): Remove code for adding
1473 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1474 (commit_one_edge_insertion): Likewise.
1475 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1476 * dbxout.c (FORCE_TEXT): Replace function_section with
1477 current_function_section.
1478 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1479 function, switch_text_section.
1480 (struct xcoff_debug): Likewise.
1481 (dbxout_function_end): Add code to put out label diffs for both
1482 hot and cold sections.
1483 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1484 for new debug_hooks funciton, switch_text_section..
1485 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1486 switch_text_section.
1487 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1488 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1489 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1490 dw_fde_switched_sections.
1491 (output_call_frame_info): Add test to see if function switches text
1492 sections in the middle; if so, use appropriate extra hot and cold
1493 section labels to compute size deltas for the hot and cold sections.
1494 (dwarf2out_begin_prologue): Add code to initialize new fields in
1496 (dwarf2out_switch_text_section): New function (invoked through
1497 debug_hook); updates new fields in dw_fde_struct appropriately and
1498 increments separate_line_info_table_in_use.
1499 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1500 dwarf2out_switch_text_section.
1501 (struct var_loc_node): Add new field, section_label.
1502 (output_aranges): Add code to check whether in hot or cold section and
1503 use the appropriate label in calculating deltas.
1504 (output_ranges): Likewise.
1505 (output_line_info): Add code to check which section we're in and
1506 use appropriate hot/cold label.
1507 (add_location_or_constant_value_attribute): Likewise.
1508 (gen_subprogam_die): Modify arange attributes to use correct labels.
1509 (dwarf2out_begin_block): Change call to function_section into call to
1510 current_function_section.
1511 (dwarf2out_end_block): Likewise.
1512 (dwarf2out_source_line): Likewise.
1513 (dwarf2out_var_location): Add code to check whether in hot or cold
1514 section and use the appropriate label.
1515 * except.c (output_function_exception_table): Change call to
1516 function_section into call to current_function_section.
1517 * final.c (profile_function): Likewise.
1518 (scan_ahead_for_unlikely_executed_note): Remove function.
1519 (final_scan_insn): Remove calls to
1520 scan_ahead_for_unlikely_executed_note, and related code for switching
1521 to cold section, except for the single time
1522 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1523 debug_hooks->switch_text_sections; replace appropriate calls to
1524 function_section with calls to current_function_section.
1525 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1526 test_bb to condition.
1527 (find_if_case_2): Likewise.
1528 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1529 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1530 * opts.c (decode_options): Change warning about hot/cold partitioning
1531 with exceptionss to inform (so as not to cause bootstrap failures);
1532 remove warning about partitioning with DWARF debug info.
1533 * output.h (current_function_section): Add new function decl.
1534 (insert_section_boundary_note): Likewise.
1535 (enum in_section): Move this declaration here from varasm.c.
1536 (unlikely_section_label): Likewise.
1537 (unlikely_text_section_name): Likewise.
1538 (last_text_section_name): New global variable.
1539 (last_text_section): Likewise.
1540 (hot_section_label): Likewise.
1541 (hot_section_end_label): Likewise.
1542 (cold_section_end_label): Likewise.
1543 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1544 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1545 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1546 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1547 insn from consideration.
1548 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1549 switch_text_section.
1550 * varasm.c (basic-block.h): Add new include.
1551 (unlikely_section_label_printed): Remove global variable.
1552 (unlikely_section_label): Make global variable not be static any more.
1553 (unlikely_text_section_name): Likewise.
1554 (hot_section_end_label): New global variable (not static)
1555 (first_function_block_is_cold): Likewise.
1556 (hot_section_label): Likewise.
1557 (cold_section_end_label): Likewise..
1558 (last_text_section): New global variable, not static.
1559 (last_text_section_name): New global variable, not static.
1560 (initialize_cold_section_name): New function.
1561 (enum in_section): Move declaration to output.h.
1562 (text_section): Update last_text_section.
1563 (unlikely_text_section): Replace code to determine cold section name
1564 with call to initialize_cold_section_name; Add code to update
1565 last_text_section; remove code for printing out label.
1566 (named_section_real): Add code to update last_text_section and
1567 last_text_section_name as appropriate.
1568 (function_section): Change test for 'unlikely' to depend on
1569 first_function_block_is_cold (moved old test to
1570 current_function_section).
1571 (current_function_section): New function.
1572 (assemble_start_function): Move code that frees
1573 unlikely_text_section_name; initialize hot_section_end_label;
1574 print hot and cold section labels at the start of the function;
1575 set first_function_block_is_cold, if appropriate; initialize l
1576 ast_text_section; add call to insert_section_boundary_note.
1577 (assemble_end_function): Add code to write out hot and cold section
1579 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1580 switch_text_section.
1581 * config/darwin.c (machopic_select_section): Replace incorrect
1582 function in base_funs; update reloc for cold sections if necessary.
1583 * config/darwin.h (SECTION_FUNCTION): Add code to update
1584 last_text_section if appropriate.
1585 (text_unlikely_section): Remove.
1586 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1587 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1588 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1589 partitioning for this architecture.
1591 2005-03-31 Olivier Hainque <hainque@adacore.com>
1593 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1594 defined and non-zero.
1596 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1599 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1602 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1605 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1606 label operand. Remove (use (unspec..)). Don't emit a label on
1608 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1609 generate inline label for load_toc_v4_PIC_1b.
1610 (rs6000_emit_load_toc_table): Likewise.
1612 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1614 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1615 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1617 2005-03-29 Devang Patel <dpatel@apple.com>
1619 * tree-sra.c (decide_block_copy): Disable scalarization of
1622 2005-03-30 Stuart Hastings <stuart@apple.com>
1623 Dale Johannesen <dalej@apple.com>
1625 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1626 * print-tree.c (print_node): Add case STATEMENT_LIST.
1628 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1630 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1631 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1632 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1633 is given with "powerpc64*" or "all", or when --with-cpu chooses
1636 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1639 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1640 gen_lexical_block_die.
1641 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1643 2005-03-31 Jan Hubicka <jh@suse.cz>
1645 2004-11-02 Jan Hubicka <jh@suse.cz>
1647 * cgraph.c (cgraph_varpool_node_name): New function.
1648 (dump_cgraph_varpool_node): New function.
1649 (dump_varpool): New function.
1650 * cgraphunit.c (cgraph_optimize): Dump varpool.
1652 2004-10-16 Jan Hubicka <jh@suse.cz>
1654 * cgraph.c (decide_is_variable_needed): New function.
1655 (cgraph_varpool_finalize_decl): Use it.
1656 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1658 * final.c (output_addr_const): Do not call mark_referenced.
1659 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1660 always go via cgraph.
1661 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1662 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1663 * tree-optimize.c (execute_inline): Mark functions called.
1664 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1666 2004-10-11 Jan Hubicka <jh@suse.cz>
1668 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1669 (cgraph_varpool_last_needed_node): New static variable.
1670 (enqueue_needed_varpool_node): Break out from ...; add items to the
1671 end of queue; update first pointers.
1672 (cgraph_varpool_mark_needed_node): ... here.
1673 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1674 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1675 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1676 (cgraph_varpool_first_unanalyzed_node): Declare.
1677 * cgraphunit.c: Include output.h.
1678 (cgraph_varpool_analyze_pending_decls): New function.
1679 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1680 for errors, analyze pending decls.
1681 (cgraph_finalize_compilation_unit): Only analyze decls.
1682 (cgraph_optimize): Assemble the decls after expanding.
1684 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1686 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1687 subvars get marked properly in tags for grouping.
1688 (add_pointed_to_var): Mark only actual pointed to
1689 variables/subvars in addresses needed.
1690 (create_overlap_variables_for): Clear call clobbered on original
1692 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1693 addresable vars with subvars into list.
1694 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1697 2005-03-30 Richard Henderson <rth@redhat.com>
1699 * cgraph.h (struct cgraph_node): Add alias.
1700 * varasm.c (assemble_alias): Set it.
1701 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1702 avoid calling cgraph_expand_function.
1704 2005-03-30 Tom Tromey <tromey@redhat.com>
1706 * tree.def (FILE_TYPE): Removed.
1707 * typeclass.h (enum type_class): Removed file_type_class.
1708 * dwarf2out.c (is_base_type): Updated.
1709 (gen_type_die): Likewise.
1710 * dbxout.c (dbxout_type): Updated.
1711 * builtins.c (type_to_class): Updated.
1712 * tree.c (type_contains_placeholder_1): Updated.
1713 * config/sparc/sparc.c (sparc_type_code): Updated.
1714 * config/ia64/ia64.c (hfa_element_mode): Updated.
1715 * expr.c (count_type_elements): Updated.
1716 * stor-layout.c (layout_type): Updated.
1717 * tree-inline.c (remap_type): Updated.
1718 * tree-pretty-print.c (dump_generic_node): Updated.
1720 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1722 * builtins.c (expand_builtin_powi): Fix mode of
1723 2nd argument to match int.
1724 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1725 2nd argument type to int.
1726 * libgcc2.c: Change prototype of __powi* functions to use
1729 2005-03-30 Dale Johannesen <dalej@apple.com>
1732 * calls.c (expand_call): Flush pending deferrals before
1735 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1739 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1740 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1741 c_label_context, label_context_stack): New.
1742 * c-decl.c (define_label): Check for jumps into statement
1743 expressions. Add label to list of defined labels.
1744 (start_function): Push context on label_context_stack.
1745 (finish_function): Pop context from label_context_stack.
1746 * c-typeck.c (label_context_stack): New.
1747 (c_finish_goto_label): Check for jumps into statement
1748 expressions. Add label to list of jumped to labels.
1749 (struct c_switch): Add blocked_stmt_expr.
1750 (c_start_case): Initialize it.
1751 (do_case): Check it.
1752 (c_finish_case): Verify !blocked_stmt_expr.
1753 (c_begin_stmt_expr): Push context on label_context_stack.
1754 Increment blocked_stmt_expr. Mark labels jumped to from outside
1756 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1757 defined in the statement expression and no longer jumpable to.
1758 Mark labels jumped to from just outside the statement expression
1759 as again definable. Pop context from label_context_stack.
1760 * doc/extend.texi (Statement Exprs): Update.
1762 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1765 * c-decl.c (start_function): Check for old_decl being
1768 2005-03-30 Ian Lance Taylor <ian@airs.com>
1770 * final.c (final): Remove prescan parameter. Change all callers.
1771 (final_scan_insn): Remove prescan parameter. Change all callers.
1773 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1775 * tree-vectorizer.c: Fix comment typos.
1777 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1779 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1780 as soon as a chrec_dont_know is detected.
1782 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1784 Merge from csl-arm-branch.
1785 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1787 * tlink.c (recompile_files): Do not assume that "rename" can
1788 overwrite an existing file.
1790 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1792 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1793 * gcc/configure: Regenerate.
1795 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1797 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1799 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1801 * calls.c (struct arg_data): Update "partial" comment.
1802 (load_register_parameters): Update "nregs" comment.
1804 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1806 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1807 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1808 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1809 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1810 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1811 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1812 than target_flags & 0.
1813 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1814 (iq2000_arch, iq2000_parse_cpu): Delete.
1815 (TARGET_HANDLE_OPTION): Override default.
1816 (iq2000_handle_option): New function.
1817 (override_options): Remove -march= and -mcpu= handling.
1818 * config/iq2000/iq2000.opt: New file.
1820 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1822 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1823 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1824 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1825 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1826 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1827 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1828 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1829 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1830 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1831 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1832 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1833 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1834 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1835 (TARGET_OPTIONS): Delete.
1836 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1837 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1838 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1839 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1840 (c4x_cpu_version_string): Delete.
1841 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1842 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1843 equivalent -mcpu= option.
1844 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1845 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1846 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1847 or clearing the appropriate MASK_* bit.
1848 (c4x_file_start): Use c4x_cpu_version.
1849 * config/c4x/c4x.opt: New file.
1851 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1853 * doc/options.texi: Document the new MaskExists flag.
1854 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1855 if the option has the MaskExists flag.
1857 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1859 * opt-functions.awk (flag_set_p, test_flag): New functions.
1860 (switch_flags): Use them.
1861 * opth-gen.awk: Use flag_set_p to check for flags.
1862 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1864 2005-03-30 Ian Lance Taylor <ian@airs.com>
1866 * config.host (i[34567]86-*-mingw32*): Don't set
1867 host_can_use_collect2 to no.
1869 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1872 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1873 Remove convert_memory_address call duplicating that in memory_address.
1875 2005-03-29 Richard Henderson <rth@redhat.com>
1878 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1879 (build_compound_literal): Likewise. Propagate decl type into the
1881 (finish_decl): Likewise. Use new return value from complete_array_type
1882 for zero sized arrays.
1883 (complete_array_type): Move ...
1884 * c-common.c (complete_array_type): ... here. Change first argument
1885 to pointer-to-type-node. Consistently use sizetype for the index
1886 except for zero sized arrays. Detect zero sized arrays for pedantic
1887 mode diagnostics. Create a new type node instead of modifying the
1889 * c-tree.h (complete_array_type): Move decl ...
1890 * c-common.h (complete_array_type): ... here.
1892 2005-03-29 Richard Henderson <rth@redhat.com>
1895 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1897 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1899 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1900 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1901 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1902 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1904 2005-03-29 Eric Christopher <echristo@redhat.com>
1906 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1907 truthvalue conversion removal.
1909 2005-03-29 Ian Lance Taylor <ian@airs.com>
1912 * collect2.c: Never include <vfork.h>.
1913 (VFORK_STRING, vfork): Don't define.
1914 (pid): Remove global variable.
1915 (handler): Call raise instead of kill (getpid(), ...).
1916 (collect_wait): Add pex parameter. Change all callers. Use
1917 pex_get_status rather than pwait.
1918 (do_wait): Add pex parameter. Change all callers.
1919 (collect_execute): Return struct pex_obj * rather than void. Use
1920 pex routines rather than pexecute.
1921 (fork_execute): Get pex_obj from collect_execute, and pass it to
1923 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1924 Only declare quit_handler if SIGQUIT is defined.
1925 (scan_libraries): Likewise.
1926 * collect2.h (collect_execute): Update declaration.
1927 (collect_wait): Update declaration.
1928 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1929 pass it to collect_wait.
1931 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1934 * c-parser.c (c_parser_compound_statement_nostart): Give error
1935 message for EOF instead of just setting parser->error.
1937 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1939 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1940 (slpeel_update_phi_nodes_for_guard1): New function.
1941 (slpeel_update_phi_nodes_for_guard2): New function.
1942 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1943 of slpeel_update_phi_nodes_for_guard.
1944 (vectorize_loops): Remove call to loop_closed_rewrite.
1945 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1948 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1950 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1951 (TARGET_LITTLE_ENDIAN): New macro.
1952 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1953 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1954 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1955 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1956 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1957 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1958 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1959 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1960 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1961 (TARGET_OPTIONS): Delete.
1962 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1963 (CACHE_FLUSH_TRAP): Turn into an integer.
1964 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1965 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1966 -mflush-trap is in use.
1967 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1968 (m32r_cache_flush_trap_string): Delete.
1969 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1970 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1971 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1972 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1973 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1974 -mmodel= and -msdata= handling from...
1975 (m32r_init): ...here.
1976 * config/m32r/m32r.opt: New file.
1978 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1980 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1981 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1982 * tree-vect-analyze.c (vect_object_analysis): additional parm
1983 pass back a "struct ptr_info_def *" with the points-to info.
1984 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1985 statement using info returned from vect_object_analysis.
1986 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1987 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1988 for virtual uses and defs when creating a replacement vector
1989 reference. Call duplicate_ssa_name_ptr_info to define points-to
1990 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1991 (vectorizable_store): copy_virtual_operands and update
1992 definition statements.
1993 (vectorizable_load): copy_virtual_operands. Remove call to
1994 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1995 * tree-vectorizer.c (vectorize_loops): Remove calls to
1996 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1997 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1998 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1999 define macro STMT_VINFO_PTR_INFO for use in accessing.
2000 * tree.h add export of duplicate_ssa_name_ptr_info.
2001 * rs6000.c (altivec_init_builtins): Declare builtin function
2002 __builtin_altivec_mask_for_load to be "const".
2004 2005-03-29 Jakub Jelinek <jakub@redhat.com>
2007 * cgraph.h (struct cgraph_varpool_node): Add alias field.
2008 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
2009 assemble_variable on aliases.
2010 * varasm.c (assemble_alias): Set node->alias.
2011 * toplev.c (wrapup_global_declarations): Don't call
2012 rest_of_decl_compilation on aliases again.
2014 2005-03-29 Paul Brook <paul@codesourcery.com>
2016 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
2017 * config/arm/arm.c (arm_dbx_register_number): New function.
2018 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
2020 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
2023 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
2024 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
2026 2005-03-29 Dale Johannesen <dalej@apple.com>
2028 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
2029 $(TREE_H) and $(COVERAGE_H).
2030 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
2031 * opts.c (common_handle_option): Enable tree-based value transforms.
2032 * toplev.c (process_options): Ditto.
2033 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
2034 refers to references to this type.
2035 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
2036 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
2037 for may_be_more, may_be_less.
2038 (rtl_gen_pow2_profiler): Adjust.
2039 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
2040 (rtl_gen_one_value_profiler): Adjust.
2041 (rtl_gen_const_delta_profiler): Adjust.
2042 * tree-profile.c (tree_gen_interval_profiler): Implement.
2043 (tree_gen_pow2_profiler): Ditto.
2044 (tree_gen_one_value_profiler): Ditto.
2045 (tree_profiling): New.
2046 (pass_tree_profile): Reference it.
2047 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
2049 (insn_divmod_values_to_profile): Rename to
2050 rtl_divmod_values_to_profile. Adjust.
2051 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
2052 (insn_prefetch_values_to_profile): Adjust.
2053 (rtl_value_profile_transformations): Adjust.
2054 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
2055 (gen_mod_pow2): Rename to rtl_mod_pow2.
2056 (gen_mod_subtract): Rename to rtl_mod_subtract.
2057 (divmod_fixed_value_transform): Rename to
2058 rtl_divmod_fixed_value_transform.
2059 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
2060 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
2061 (rtl_find_values_to_profile): Adjust.
2062 (tree_value_profile_transformations): Implement.
2063 (tree_divmod_values_to_profile): New.
2064 (tree_values_to_profile): New.
2065 (tree_divmod_fixed_value): New.
2066 (tree_mod_pow2): New.
2067 (tree_mod_subtract): New.
2068 (tree_divmod_fixed_value_transform): New.
2069 (tree_mod_pow2_value_transform): New.
2070 (tree_mod_subtract_transform): New.
2071 (tree_find_values_to_profile): Implement.
2072 * profile.c (instrument_values): Free histograms.
2073 (compute_value_histograms): Adjust. Implement tree version.
2075 2005-03-29 Uros Bizjak <uros@kss-loka.si>
2077 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
2078 * config/i386/i386.c (output_fix_trunc): Add new round_mode
2079 variable. Output "fldcw" depending on round_mode.
2080 * config/i386/i386.md (UNSPEC_FIST): New.
2081 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
2082 New isns patterns to implement lrint and llrint built-ins as x87
2084 (fistdi2, fist<mode>2 splitters): New splitters.
2085 (lrint<mode>2): New expanders.
2087 2005-03-28 Ian Lance Taylor <ian@airs.com>
2089 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
2090 0 when calling final_scan_insn.
2092 2005-03-28 Jan Hubicka <jh@suse.cz>
2095 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
2098 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
2099 types where possible.
2101 2005-03-26 Per Bothner <per@bothner.com>
2103 Make -f[no-]show-column also control non-cpp diagnostics.
2104 * c.opt (fshow-column): Move option from here ...
2105 * common.opt (fshow-column): ... to here.
2106 * diagnostic.c (diagnostic_build_prefix): Only print column number
2107 if flag_show_column.
2109 2005-03-27 Steven Bosscher <stevenb@suse.de>
2111 * vax-protos.h (vax_output_int_move, vax_output_int_add,
2112 vax_output_conditional_branch): New prototypes.
2113 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
2114 extracted from vax.md mov and add patterns.
2115 (vax_output_conditional_branch): New function to output conditional
2116 branch instructions.
2117 * vax.md: Use mode macros for arithmetic and mov patterns.
2118 Use code macros for the jump patterns.
2120 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2122 * Makefile.in (libbackend.o): Depend on version files;
2123 add custom generation command.
2125 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
2128 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
2129 sure that we have a REG before getting its REGNO.
2131 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2133 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
2134 * builtins.def (BUILT_IN_STRNDUP): New.
2136 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
2138 PR tree-optimization/20470
2139 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
2142 2005-03-25 Mike Stump <mrs@apple.com>
2144 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
2147 2005-03-25 Geoffrey Keating <geoffk@apple.com>
2149 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
2150 Use our own structure definitions.
2152 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
2153 (fix_truncdfsi2): Allow registers or memory as destination.
2154 When TARGET_PPC_GFXOPT, generate simplified pattern.
2155 (fix_truncdfsi2_internal): Use define_insn_and_split.
2156 (fix_truncdfsi2_internal_gfxopt): New.
2157 (fctiwz): Don't confuse register allocation by giving it no choices.
2159 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
2160 (EXTRA_MEMORY_CONSTRAINT): Likewise.
2161 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
2162 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
2164 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2166 * dominance.c (free_dominance_info): Speed up by freeing et
2167 data structures without maintaining other nodes.
2168 * et-forest.c (et_free_tree_force): New.
2169 * et-forest.h: Add a prototype for et_free_tree_force.
2171 * tree.c (get_set_constructor_bits,
2172 get_set_constructor_bytes): Remove.
2173 * tree.h: Remove the corresponding prototypes.
2175 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
2178 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
2179 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
2180 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
2181 PRE_DEC, NEG and NOT.
2183 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
2185 * fold-const.c: Convert uses of fold (build (...)) to
2188 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
2190 PR rtl-optimization/20249
2191 * cse.c (insert_regs): Do not record equivalence of registers in
2194 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
2196 * emit-rtl.c (reverse_comparison): Remove.
2197 * rtl.h: Remove the corresponding prototype.
2199 2005-03-24 James E Wilson <wilson@specifixinc.com>
2201 * doc/install.texi (--enable-altivec): Delete docs.
2203 2005-03-24 David Edelsohn <edelsohn@gnu.org>
2205 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
2206 SFmode and DFmode before reload when
2207 flag_unsafe_math_optimizations not enabled.
2209 2005-03-24 Geoffrey Keating <geoffk@apple.com>
2211 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
2213 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
2214 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
2216 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
2218 * configure.ac (enable-checking): Add 'runtime' option.
2219 * doc/install.texi (enable-checking): Document 'runtime' checking.
2220 * tsystem.h (gcc_assert, gcc_unreachable): Define.
2221 * config.in: Regenerated.
2222 * configure: Regenerated.
2224 2005-03-23 Uros Bizjak <uros@kss-loka.si>
2226 * optabs.h (enum optab_index): Remove OTI_llrint.
2227 (llrint_optab): Remove macro.
2228 * optabs.c (init_optabs): Remove llrint_optab initialization.
2229 * genopinit.c (optabs): Remove llrint_optab implementation.
2230 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
2233 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
2235 PR rtl-optimization/20532
2236 * simplify-rtx.c (simplify_binary_operation_1): Protect from
2237 overflow when adding coefficients for PLUS or MINUS.
2238 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
2241 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2243 * langhooks.h (truthvalue_conversion): Remove.
2244 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
2245 LANG_HOOKS_TRUTHVALUE_CONVERSION.
2246 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
2247 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
2248 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
2250 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
2252 * params.def: Fix a typo.
2253 * config/mips/mips.c: Follow the spelling convensions.
2254 * doc/invoke.texi: Fix typos.
2256 2005-03-18 Dale Johannese <dalej@apple.com>
2258 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
2260 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
2262 Fix PR tree-optimization/20601
2264 * tree-ssa-pre.c (insert_aux): Add missing condition to
2267 2005-03-23 Ian Lance Taylor <ian@airs.com>
2269 * final.c (final_scan_insn): Don't remove no-op instructions.
2270 * reload1.c (reload): Remove simple no-op instructions even when
2273 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
2275 PR tree-optimization/20501
2276 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
2277 reporting that peeling for alignment is applied moved to...
2278 * (vect_analyze_data_refs_alignment): Here.
2280 2005-03-23 Ian Lance Taylor <ian@airs.com>
2282 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
2284 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2286 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
2287 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
2289 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
2291 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
2292 imply that this is called once, independent of asms in code.
2293 Adjust to now being pased output and input lists. Mention helper
2294 function decl_overlaps_hard_reg_set_p.
2295 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
2296 hook_tree_tree_identity and to take three trees, returning third.
2297 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
2299 * stmt.c: include hard-reg-set.h before tree.h.
2300 (decl_overlaps_hard_reg_set_p): New function, broken out from...
2301 (decl_conflicts_with_clobbers_p): Call
2302 decl_overlaps_hard_reg_set_p.
2303 (expand_asm_operands): Pass output and input lists in call to
2304 targetm.md_asm_clobbers.
2305 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
2306 hook_tree_tree_tree_tree_3rd_identity.
2307 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
2309 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
2310 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
2311 parameters, first two unused.
2312 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
2313 parameters. Only add MOF to clobbers if there's no 'h' mentioned
2314 in constraint letters and MOF is not mentioned as a asm-declared
2315 register in neither of the input and output lists.
2317 2005-03-23 DJ Delorie <dj@redhat.com>
2319 * optabs.c (expand_binop): Make sure the first subword's result
2322 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2324 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
2325 Call c_common_truthvalue_conversion rather than
2326 lang_hooks.truthvalue_conversion.
2327 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
2328 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
2330 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
2331 c_common_truthvalue_conversion.
2332 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
2333 c_parser_conditional_expression, c_parser_binary_expression): Call
2334 c_objc_common_truthvalue_conversion.
2335 * c-typeck.c (build_unary_op): Call
2336 c_objc_common_truthvalue_conversion.
2337 (build_conditional_expr): Do not call
2338 lang_hooks.truthvalue_conversion.
2339 (build_binary_op): Call c_common_truthvalue_conversion.
2340 (c_objc_common_truthvalue_conversion): Moved from
2341 c-objc-common.c. Call default_function_array_conversion instead
2342 of default_conversion.
2344 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
2346 * c-common.h (default_conversion): Remove.
2347 (perform_integral_promotions): Add.
2348 * c-tree.h (default_conversion): Add.
2349 * c-typeck.c (perform_integral_promotions): New, split out from
2351 * c-common.c (check_case_value): Use perform_integral_promotions,
2352 not default_conversion.
2353 (c_add_case_label): Don't continue processing case label after
2354 found to be pointer.
2356 2005-03-23 Mark Mitchell <mark@codesourcery.com>
2358 * gcc.c (do_spec_1): Do not add a -L path for a directory in
2359 the prefix list if we have already added a multilib directory
2361 (main): Do not add MD_EXEC_PREFIX to the list of directories to
2364 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2366 * reload1.c (indirect_symref_ok, reload_obstack): Make them
2368 * reload.h: Remove the prototype for indirect_symref_ok.
2370 * reload1.c (indirect_symref_ok): Make it global.
2371 * reload.h: Add a prototype for indirect_symref_ok.
2373 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
2375 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
2378 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
2380 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
2382 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
2384 * c-opts.c (c_common_parse_file): Only start/end main source file
2385 if debug hooks says the writer wants it.
2386 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
2388 (xcoff_debug_hooks): Ditto.
2389 * debug.c (do_nothing_hooks): Ditto.
2390 * debug.h (gcc_debug_hooks): Ditto.
2391 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
2392 * sdbout.c (sdb_debug_hooks): Ditto.
2393 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
2395 2005-03-22 Mark Mitchell <mark@codesourcery.com>
2397 * doc/extend.texi: Deprecate C++ min/max operators.
2399 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
2401 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
2402 artificial original candidates.
2404 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
2405 Jan Hubicka <jh@suse.cz>
2406 Steven Bosscher <stevenb@suse.de>
2408 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
2409 call cost based on argument sizes.
2410 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
2412 * params.def: (max-inline-inssn-single): Set to 450.
2413 (max-inline-insns-auto): Set to 90.
2414 (max-inline-insns-recursive): Set to 450
2415 (max-inline-insns-recursive-auto): Set to 450.
2416 (large-function-insns): Set to 2700.
2417 (inline-call-cost): New parameter.
2418 * tree-inline.c (estimate_move_cost): New function.
2419 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
2420 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
2422 * tree-inline.h (estimate_move_cost): Declare.
2423 * invoke.texi: (max-inline-inssn-single): Change default to 450.
2424 (max-inline-insns-auto): Change default to 90.
2425 (max-inline-insns-recursive): Change default to 450
2426 (max-inline-insns-recursive-auto): Change default to 450.
2427 (large-function-insns): Change default to 2700.
2428 (inline-call-cost): Document new parameter.
2430 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2432 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
2433 (TARGET_DEFAULT): Delete.
2434 * config/i860/i860.opt: New file.
2436 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
2438 * config/frv/frv-protos.h (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 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
2443 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
2444 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
2445 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
2446 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
2447 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
2448 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
2449 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
2450 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
2451 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
2452 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
2453 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
2454 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
2455 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
2456 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
2457 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
2458 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
2459 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
2460 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
2461 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
2462 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
2463 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
2464 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
2465 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2466 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2467 (frv_sched_lookahead): Delete.
2468 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2469 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2470 (frv_handle_option): New function. Move -mcpu= handling from...
2471 (frv_override_options): ...here. Remove handling of other
2473 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2474 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2475 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2476 and TARGET_NO_MULTI_CE.
2477 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2478 !TARGET_VLIW_BRANCH.
2479 * config/frv/frv.opt: New file.
2481 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2483 * fold-const.c (fold_ternary): Take decomposed arguments of
2485 (fold): Update a call to fold_ternary.
2487 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2488 * tree.h: Add corresponding prototypes.
2490 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2493 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2494 between jump table and its label.
2495 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2496 resp. ADDR_DIFF_VEC and the label preceeding it.
2497 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2498 is emitted in the right section.
2500 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2502 * fold-const.c (fold_unary, fold_binary): Update comments
2505 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2507 PR rtl-optimization/20527
2508 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2509 REG_INC note, test that the register also isn't mentioned in PRED
2512 2005-03-22 Ben Elliston <bje@au.ibm.com>
2514 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2517 2005-03-21 Mike Stump <mrs@apple.com>
2519 * varasm.c (default_assemble_visibility): Remove extra ().
2521 2005-03-21 Roger Sayle <roger@eyesopen.com>
2524 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2525 to determine whether a block can be duplicated, rather than test
2526 whether the block contains noncopyable insns ourselves.
2528 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2530 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2533 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2535 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2537 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2539 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2540 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2541 * config/fr30/fr30.opt: New file.
2543 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2545 Fix PR tree-optimization/20542
2547 * tree-flow-inline.h (overlap_subvar): Move to here.
2548 * tree-ssa-operands.c: From here.
2549 * tree-flow.h (overlap_subvar): Declare.
2550 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2551 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2552 for variables with subvars.
2554 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2557 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2558 * modulo-sched.c (const_iteration_count): Return on NULL
2560 (print_node_sched_params): Return on NULL dump_file.
2561 (generate_reg_moves): Handle reg-anti dependencies and disregard
2562 closing branch when generating register moves.
2563 (sms_schedule): Mark the SMSed block dirty.
2564 * passes.c (rest_of_handle_sms): Call update_life_info for all
2566 * testsuite/gcc.dg/20050321-1.c: New test.
2568 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2570 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2571 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2572 movqi_internal): Likewise.
2574 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2576 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2577 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2578 xtensa_b4const): Delete prototypes.
2579 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2580 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2581 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2582 xtensa_extra_constraint): New prototypes.
2583 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2584 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2585 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2586 move_operand, const_float_1_operand, fpmem_offset_operand,
2587 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2588 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2589 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2590 argument type to HOST_WIDE_INT.
2591 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2592 xtensa_mask_immediate): Likewise.
2593 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2594 Likewise. Also make these functions static.
2595 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2596 (xtensa_const_ok_for_letter_p): New.
2597 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2598 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2599 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2600 move_operand, const_float_1_operand, fpmem_offset_operand,
2601 branch_operator, ubranch_operator, boolean_operator): Move to
2603 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2604 (xtensa_mem_offset): Change return type to bool.
2605 (xtensa_extra_constraint): New.
2606 (gen_int_relational): Update type of const_range_p function pointer.
2607 Use xtensa_b4const_or_zero.
2608 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2609 xtensa_const_ok_for_letter_p. Update comments.
2610 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2611 (PREDICATE_CODES): Delete.
2612 * config/xtensa/xtensa.md: Include predicates.md.
2613 * config/xtensa/predicates.md: New file.
2615 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2617 * config/v850/v850-protos.h: Remove the prototypes for
2618 reg_or_int9_operand, reg_or_const_operand,
2619 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2620 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2621 movsi_source_operand, power_of_two_operand,
2622 not_power_of_two_operand, special_symbolref_operand,
2623 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2624 register_is_ok_for_epilogue.
2625 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2626 reg_or_int9_operand, reg_or_const_operand,
2627 call_address_operand, special_symbolref_operand,
2628 movsi_source_operand, power_of_two_operand,
2629 not_power_of_two_operand, register_is_ok_for_epilogue,
2630 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2631 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2633 * config/v850/v850.h (PREDICATE_CODES): Remove.
2634 * config/v850/v850.md: Include predicates.md.
2635 * config/v850/predicates.md: New.
2637 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2639 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2640 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2641 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2642 (itoolsdir, itoolsdatadir): Move definition above new first use.
2643 (install-itoolsdirs): New rule.
2644 (install-mkheaders): Depend on install-itoolsdirs, not
2645 install-include-dir.
2647 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2649 * tree-into-ssa.c: Remove obsolete comments.
2651 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2653 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2654 unrolling if -fpeel-loops is specified, too.
2655 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2656 Remove superfluous check for flag_unroll_loops.
2658 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2660 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2661 (lrint_optab, llrint_optab): Define corresponding macros.
2662 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2663 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2664 pattern and llrint_optab using llrintdi2 patterns.
2665 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2666 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2667 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2668 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2669 flag_unsafe_math_optimizations is set.
2671 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2673 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2674 simplify_logical, if_then_else_cond, known_cond,
2675 simplify_comparison): Adjust calls to reverse_comparison.
2676 Don't use combine_reversed_comparison_code).
2677 (combine_reversed_comparison_code): Remove.
2678 (reversed_comparison): Using reversed_comparison_code, move it...
2679 * jump.c (reversed_comparison): ... here.
2680 * rtl.h (reversed_comparison): Add prototype.
2682 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2684 * builtins.c (fold_builtin): Take decomposed arguments of
2686 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2687 * gimplify.c (gimplify_call_expr): Likewise.
2688 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2689 * tree.h: Update the prototype of fold_builtin.
2691 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2693 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2694 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2695 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2696 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2697 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2699 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2701 * builtins.c (fold_builtin_1): Take decomposed arguments of
2703 (fold_builtin): Update a call to fold_builtin_1.
2705 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2708 * gcov.c (output_lines): Only output function block summary when
2709 outputting branch information.
2710 * doc/gcov.texi: Document format of preamble and additional block
2713 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2715 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2716 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2717 the defaults false if BITS_PER_UNIT != 8.
2718 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2719 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2720 than BITS_PER_UNIT != 8.
2721 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2722 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2723 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2725 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2726 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2728 2005-03-20 Roger Sayle <roger@eyesopen.com>
2731 * fold-const.c (fold_binary): Fix type mismatch between
2732 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2733 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2734 for non-truth-valued expressions.
2736 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2737 and FUNCTION_DECL in the main switch.
2738 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2739 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2740 we also need to convert their operands to match.
2741 <TRUTH_NOT_EXPR>: Likewise.
2743 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2745 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2746 diagnostic without checking whether an lvalue.
2747 * c-common.h (lvalue_p): Remove.
2748 (enum lvalue_use): Update comment.
2749 (lvalue_or_else): Replace by lvalue_error.
2750 * c-typeck.c (lvalue_p): Make static.
2751 (lvalue_or_else): New. Call lvalue_error.
2753 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2755 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2756 (function_arg_advance): Use rs6000_parm_start.
2757 (function_arg, rs6000_arg_partial_bytes): Likewise.
2759 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2761 * c-common.c (check_case_value): Adjust comment about stripping
2763 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2764 * c-typeck.c (default_conversion, convert_arguments,
2765 build_modify_expr, convert_for_assignment, store_init_value,
2766 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2767 manually. Remove inaccurate comments.
2769 2005-03-20 Roger Sayle <roger@eyesopen.com>
2770 Joseph S. Myers <joseph@codesourcery.com>
2772 * varasm.c (do_assemble_alias): Restore comment describing function.
2773 Annotate the target parameter as potentially unused.
2775 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2778 * config/avr/avr.c (avr_output_function_prologue): Do not use
2779 current_function_name() in a label, use a local label instead.
2781 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2783 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2784 flag_finite_math_only, not flag_unsafe_math_optimizations.
2786 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2788 * builtins.c (fold_builtin_1): Update a call to
2789 targetm.fold_builtin.
2790 * hooks.c (hook_tree_tree_bool_null): Rename to
2791 hook_tree_tree_tree_bool_null. Take one more argument of type
2793 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2794 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2795 hook_tree_tree_tree_bool_null.
2796 * target.h (gcc_target): Update the prototype of fold_builtin.
2797 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2798 arguments of CALL_EXPR.
2799 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2802 2005-03-20 Jan Hubicka <jh@suse.cz>
2804 * cgraph.h (cgraph_node): Add prev_clone pointer.
2805 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2806 (cgraph_clone_node): Produce doubly linked chain.
2808 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2810 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2811 get_nonnull_operand, handle_sentinel_attribute,
2812 check_function_arguments_recurse): Do not strip NOPS from
2814 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2816 * c-format.c (get_constant): Likewise.
2817 * c-parser.c (c_parser_postfix_expression): Likewise.
2818 * c-typeck.c (set_init_index): Likewise.
2819 (convert_arguments): Don't check for NOP_EXPR containing integer
2822 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2824 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2825 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2826 Take decomposed arguments of CALL_EXPR.
2827 (fold_builtin_1): Update calls to the functions mentioned
2830 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2832 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2833 width to have integer type.
2834 (build_enumerator): Require enumerator value to have integer type.
2836 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2838 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2841 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2843 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2844 std=iso9899:199x): Correct descriptions.
2846 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2848 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2851 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2853 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2855 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2856 fold_builtin_memcpy.
2858 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2859 arguments of CALL_EXPR.
2860 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2861 fold_builtin_found, fold_builtin_1): Update calls to
2862 fold_trunc_transparent_mathfn.
2864 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2867 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2868 function pointers on targets that require function pointer
2870 (fold_sign_changed_comparison): Likewise.
2872 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2874 * combine.c (try_combine): When changing the mode of a hard reg, make
2875 sure that doing so is valid.
2877 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2879 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2880 (TARGET_HANDLE_OPTION): Override default.
2881 (avr_handle_option): New function.
2882 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2883 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2884 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2885 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2886 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2887 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2888 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2889 (TARGET_OPTIONS): Delete.
2890 * config/avr/avr.opt: New file.
2892 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2894 * config/m32r/m32r-protos.h: Remove the prototypes for
2895 call_address_operand, symbolic_operand, seth_add3_operand,
2896 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2897 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2898 two_insn_const_operand, move_src_operand,
2899 move_double_src_operand, move_dest_operand,
2900 eqne_comparison_operator, signed_comparison_operator,
2901 large_insn_p, conditional_move_operand, carry_compare_operand,
2902 m32r_block_immediate_operand, extend_operand,
2903 reg_or_eq_int16_operand, int8_operand, and
2904 reg_or_zero_operand.
2905 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2906 seth_add3_operand, int8_operand, cmp_int16_operand,
2907 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2908 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2909 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2910 move_double_src_operand, move_dest_operand,
2911 eqne_comparison_operator, signed_comparison_operator,
2912 extend_operand, small_insn_p, large_insn_p,
2913 conditional_move_operand, carry_compare_operand,
2914 m32r_block_immediate_operand): Move to predicates.md.
2915 (MAX_MOVE_BYTES): Move to m32r.h.
2916 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2917 * config/m32r/m32r.md: Include predicates.md.
2918 * config/m32r/predicates.md: New.
2920 2005-03-18 James E Wilson <wilson@specifixinc.com>
2923 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2926 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2928 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2929 call_address_operand, const_8bit_operand.
2930 * config/mn10300/mn10300.c (call_address_operand,
2931 const_8bit_operand, const_1f_operand): Move to predicates.md.
2932 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2933 * config/mn10300/mn10300.md: Include predicates.md.
2934 * config/mn10300/predicates.md: New.
2936 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2938 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2939 declarations in diagnostics and %E for identifiers, not %s.
2941 2005-03-18 Jan Hubicka <jh@suse.cz>
2942 Dale Johannesen <dalej@apple.com>
2944 * basic-block.h (scale_bbs_frequencies_int,
2945 scale_bbs_frequencies_gcov_type): Declare.
2946 * cfg.c (RDIV): New macro.
2947 (update_bb_frequency_for_threading): Fix.
2948 * basic-block.h (scale_bbs_frequencies_int,
2949 scale_bbs_frequencies_gcov_type): New.
2950 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2951 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2952 scale_bbs_frequencies_int.
2953 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2955 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2957 * config/m32r/m32r-protos.h: Remove the prototypes for
2958 call_address_operand, symbolic_operand, seth_add3_operand,
2959 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2960 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2961 two_insn_const_operand, move_src_operand,
2962 move_double_src_operand, move_dest_operand,
2963 eqne_comparison_operator, signed_comparison_operator,
2964 large_insn_p, conditional_move_operand, carry_compare_operand,
2965 m32r_block_immediate_operand, extend_operand,
2966 reg_or_eq_int16_operand, int8_operand, and
2967 reg_or_zero_operand.
2968 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2969 seth_add3_operand, int8_operand, cmp_int16_operand,
2970 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2971 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2972 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2973 move_double_src_operand, move_dest_operand,
2974 eqne_comparison_operator, signed_comparison_operator,
2975 extend_operand, small_insn_p, large_insn_p,
2976 conditional_move_operand, carry_compare_operand,
2977 m32r_block_immediate_operand): Move to predicates.md.
2978 (MAX_MOVE_BYTES): Move to m32r.h.
2979 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2980 * config/m32r/m32r.md: Include predicates.md.
2981 * config/m32r/predicates.md: New.
2983 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2985 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2986 symbolic_operand, symbolic_memory_operand,
2987 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2988 indexed_memory_operand, move_dest_operand, move_src_operand,
2989 prefetch_cc_operand, prefetch_nocc_operand,
2990 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2991 arith_operand, arith11_operand, pre_cint_operand,
2992 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2993 ireg_operand, int5_operand, uint5_operand, int11_operand,
2994 uint32_operand, arith5_operand, and_operand, ior_operand,
2995 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2996 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2997 shadd_operand, movb_comparison_operator,
2998 cmpib_comparison_operator): Move to predicates.md.
2999 (magic_milli, shadd_constant_p): Make it extern.
3000 * config/pa/pa.h (PREDICATE_CODES): Remove.
3001 * config/pa/pa.md: Include predicates.md.
3002 * config/pa/predicates.md: New.
3004 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
3007 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3009 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
3010 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
3011 config/alpha/freebsd.h, config/alpha/linux.h,
3012 config/alpha/netbsd.h, config/alpha/osf5.h,
3013 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
3014 config/h8300/h8300-protos.h, config/h8300/h8300.c,
3015 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
3016 doc/cppopts.texi: Update copyright.
3018 2005-03-18 Jan Hubicka <jh@suse.cz>
3021 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
3023 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
3026 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3028 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
3031 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
3033 * combine.c (gen_binary): Remove.
3034 (known_cond, simplify_shift_const, find_split_point,
3035 combine_simplify_rtx, simplify_if_then_else, simplify_set,
3036 simplify_logical, expand_field_assignment, extract_left_shift,
3037 force_to_mode, if_then_else_cond, apply_distributive_law,
3038 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
3039 simplify_comparison, reversed_comparison): Replace with
3040 simplify_gen_binary, simplify_gen_relational or
3041 distribute_and_simplify_rtx.
3042 (distribute_and_simplify_rtx): New function.
3044 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
3045 Paolo Bonzini <gcc.gnu.org>
3047 * calls.c (setjmp_call_p, special_function_p): Update comments
3048 at the head of the functions.
3050 2005-03-18 Jan Hubicka <jh@suse.cz>
3052 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
3054 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
3055 function body should be released; do not proactively release function
3056 bodies in non-unit-at-a-time mode.
3058 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
3060 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
3061 mno-fp-ret-in-387 multilib variants.
3063 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
3065 * common.opt (m): Remove.
3066 * opts.c (handle_option): Pass 'm' options to set_target_switch if
3068 (common_handle_option): Remove OPT_m case.
3070 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
3072 * builtins.c (fold_builtin_bitop): Take decomposed arguments
3074 (fold_builtin_1): Update a call to fold_builtin_bitop.
3076 * builtins.c (fold_builtin_signbit): Take decomposed arguments
3078 (fold_builtin_1): Update a call to fold_builtin_signbit.
3080 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
3082 PR tree-optimization/20474
3083 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
3084 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
3086 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3088 * config/h8300/h8300-protos.h: Remove prototypes for
3089 general_operand_src, general_operand_dst, single_one_operand,
3090 single_zero_operand, call_insn_operand,
3091 two_insn_adds_subs_operand, small_call_insn_operand,
3092 jump_address_operand, bit_operand, bit_memory_operand,
3093 stack_pointer_operand, const_int_gt_2_operand,
3094 const_int_ge_8_operand, const_int_qi_operand,
3095 const_int_hi_operand, incdec_operand, bit_operator,
3096 nshift_operator, eqne_operator, gtle_operator,
3097 gtuleu_operator, iorxor_operator.
3098 Add prototypes for h8sx_shift_type h8sx_classify_shift and
3099 h8300_ldm_stm_parallel.
3100 * config/h8300/h8300.c (h8sx_shift_type,): Move to
3102 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
3103 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
3104 (h8300_ldm_stm_parallel): Make it extern.
3105 (h8300_ldm_parallel, h8300_stm_parallel,
3106 h8300_return_parallel, general_operand_src,
3107 general_operand_dst, h8300_dst_operand, h8300_src_operand,
3108 nibble_operand, reg_or_nibble_operand, single_one_operand,
3109 single_zero_operand, call_insn_operand,
3110 two_insn_adds_subs_operand, small_call_insn_operand,
3111 jump_address_operand, bit_operand, bit_memory_operand,
3112 stack_pointer_operand, const_int_gt_2_operand,
3113 const_int_ge_8_operand, const_int_qi_operand,
3114 const_int_hi_operand, incdec_operand, eqne_operator,
3115 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
3116 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
3117 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
3118 nshift_operator): Move to predicates.md.
3119 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
3120 * config/h8300/h8300.md: Include predicates.md.
3121 * config/h8300/predicates.md: New.
3123 2005-03-17 Richard Henderson <rth@redhat.com>
3125 * config.gcc (ia64*-*-hpux*): Add extra_options.
3126 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
3127 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3128 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
3129 (ia64_tls_size_string, ia64_tune_string): Remove.
3130 (ia64_tune): Init to PROCESSOR_ITANIUM2.
3131 (TARGET_DEFAULT_TARGET_FLAGS): New.
3132 (TARGET_HANDLE_OPTION): New.
3133 (ia64_override_options): Move options parsing ...
3134 (ia64_handle_option): ... here. New.
3135 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
3136 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
3137 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
3138 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
3139 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
3140 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
3141 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
3142 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
3143 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
3144 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
3145 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
3146 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
3147 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
3148 TARGET_EARLY_STOP_BITS): Remove.
3149 (TARGET_ILP32): Default false.
3150 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
3151 (enum ia64_inline_type): New.
3152 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
3153 * config/ia64/ia64.md: Update for new definitions of
3154 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
3155 * config/ia64/ia64.opt: New file.
3156 * config/ia64/ilp32.opt: New file.
3158 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
3161 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
3163 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
3165 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
3166 instead of MASK_H8300S.
3167 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
3168 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
3169 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
3170 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
3171 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
3172 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
3173 TARGET_SWITCHES): Remove.
3174 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
3176 * config/h8300/h8300.opt: New.
3178 * config/alpha/alpha.opt, config/arc/arc.opt,
3179 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
3182 2005-03-17 Ian Lance Taylor <ian@airs.com>
3186 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
3188 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
3189 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
3190 (TARGET_HANDLE_OPTION): Override default.
3191 (arc_handle_option): New function.
3192 (arc_init): Remove code to set arch_cpu_string.
3193 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
3194 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
3195 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
3196 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
3197 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
3198 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
3199 (arc_rodata_string, TARGET_OPTIONS): Delete.
3200 * config/arc/arc.opt: New file.
3202 2005-03-17 Richard Henderson <rth@redhat.com>
3204 * doc/extend.texi (Weak Pragmas): New section.
3205 (attribute alias): Clarify that target must be in the same
3208 2005-03-17 Richard Henderson <rth@redhat.com>
3210 * config/alpha/alpha.opt: New file.
3211 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
3213 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
3214 alpha_fprm_string, alpha_fptm_string): Make static.
3215 (alpha_tls_size_string): Remove.
3216 (alpha_handle_option): New.
3217 (override_options): Update for alpha_cpu/alpha_tune split.
3218 (alpha_file_start): Likewise.
3219 (TARGET_DEFAULT_TARGET_FLAGS): New.
3220 (TARGET_HANDLE_OPTION): New.
3221 * config/alpha/alpha.h (alpha_tune): Declare.
3222 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
3223 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
3224 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
3225 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
3226 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
3227 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
3228 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
3229 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
3230 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
3231 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
3232 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
3233 (TARGET_DEFAULT): Remove MASK_FP.
3234 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
3235 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
3236 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
3237 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
3238 alpha_tls_size_string): Remove.
3239 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
3240 (attribute tune): Rename from attribute cpu.
3241 * config/alpha/ev4.md: Update to match.
3242 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
3243 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
3244 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
3245 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
3246 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
3247 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
3249 2005-03-16 James E. Wilson <wilson@specifixinc.com>
3251 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
3252 and return without creating new state if before_nops_num is nonzero.
3253 * config/ia64/ia64.md (first_insn): New attribute.
3254 (alloc): Set it to yes.
3256 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3258 * tree-vectorizer.c (new_vec_stmt_info): Initialize
3259 STMT_VINFO_SUBVARS to NULL.
3260 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
3262 2005-03-16 Dale Johannesen <dalej@apple.com>
3264 * rtlanal.c (find_first_parameter_load): Rewrite to
3265 return actual first param load or the call if none,
3266 instead of first in block, when not all loads exist.
3268 2005-03-16 Roger Sayle <roger@eyesopen.com>
3270 * optabs.c (expand_copysign_absneg): Make static.
3271 * optabs.h (expand_copysign_absneg): Delete prototype.
3272 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
3274 2005-03-16 Richard Henderson <rth@redhat.com>
3277 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
3278 (alias_pairs): Rename from output_defs.
3279 (find_decl_and_mark_needed): Split out from assemble_alias.
3280 (do_assemble_alias): New.
3281 (assemble_output_def): Remove.
3282 (finish_aliases_1, finish_aliases_2): New.
3283 (process_pending_assemble_output_defs): Remove.
3284 (assemble_alias): Defer aliases for which we don't yet have a
3285 non-external decl for the target symbol.
3286 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
3287 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
3288 * toplev.c (compile_file): Use finish_aliases_2 instead of
3289 process_pending_assemble_output_defs.
3290 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
3291 (process_pending_assemble_output_defs): Remove.
3293 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3295 Fix PR tree-optimization/20489
3297 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
3298 for empty structures.
3300 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
3302 Fix PR tree-optimization/20490
3304 * tree-ssa-pre.c (create_expression_by_pieces): Use
3305 force_gimple_operand on result of fold.
3307 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
3309 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
3310 of closing parenthesis.
3312 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
3314 * builtins.c (expand_movstr): Update a call to
3315 fold_builtin_strcpy.
3316 (expand_builtin_strncpy): Update a call to
3317 fold_builtin_strncpy.
3318 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
3319 arguments of CALL_EXPR.
3320 (fold_builtin_1): Update calls to fold_builtin_strcpy and
3321 fold_builtin_strncpy.
3322 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3323 * tree.h: Update the prototypes of fold_builtin_strcpy and
3324 fold_builtin_strncpy.
3326 2005-03-16 Steven Bosscher <stevenb@suse.de>
3327 Dorit Naishlos <dorit@il.ibm.com>
3329 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
3330 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
3333 2005-03-16 Steven Bosscher <stevenb@suse.de>
3335 * tree-inline.c (walk_type_fields, walk_tree,
3336 walk_tree_without_duplicates): Move from here...
3337 * tree.c: ...to here.
3339 2005-03-15 Zack Weinberg <zack@codesourcery.com>
3341 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
3342 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
3343 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3344 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
3345 (version): Define using $(BASEVER_c).
3346 (Makefile, config.status, build/gcov-iov.o): No longer depends on
3348 (version.o): Depend on version files; add custom generation command.
3349 (prefix.o): Define BASEVER on command line.
3350 (s-iov): Depend on version files; adjust command.
3351 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
3353 (gcc-vers.texi): New rule.
3354 (doc/%.info, doc/%.dvi): Add -I . to command line.
3355 (doc/gccinstall.dvi): Likewise.
3356 (PACKAGE): Delete. All uses replaced with "gcc".
3357 * aclocal.m4: Do not include gcc-version.m4.
3358 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
3359 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
3360 Set is_release based on contents of DEV-PHASE.
3361 Set gcc_version based on contents of BASE-VER.
3362 Define WIN32_REGISTRY_KEY only if the user overrode the default.
3363 * config.in, configure: Regenerate.
3364 * gccbug.in: Determine version of GCC in use at runtime.
3365 * gcov-iov.c: Get version number and development phase from
3366 command line, not by including version.c.
3367 * intl.c: Replace all uses of PACKAGE with "gcc".
3368 * libada-mk.in: Delete unused "gcc_version" variable.
3369 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
3370 * version.c: (VERSUFFIX): New hook for redistributors; adjust
3371 commentary to match.
3372 (version_string): Put together from pieces.
3373 * config/alpha/x-vms: Do not use $(gcc_version).
3374 * config/i386/t-nwld: Likewise.
3375 * doc/include/gcc-common.texi: Include gcc-vers.texi for
3376 version-GCC and DEVELOPMENT.
3378 2005-03-15 Roger Sayle <roger@eyesopen.com>
3380 PR tree-optimization/17454
3381 * tree.c (tree_size): Add case for TREE_BINFO.
3382 * fold-const.c (fold_checksum_tree): Only clear the overloaded
3383 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
3385 2005-03-15 Roger Sayle <roger@eyesopen.com>
3387 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
3388 op1 whilst expanding the signed widenening multiply variant.
3390 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
3392 * toplev.c (display_target_options): Avoid unused variable warning if
3393 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
3394 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
3395 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
3396 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
3397 (mips_isa_info): New variable.
3398 (mips_parse_cpu): Remove the first argument and leave the caller
3400 (TARGET_HANDLE_OPTION): Override default.
3401 (mips_handle_option): New function. Move option validation code from...
3402 (override_options): ...here. Update calls to mips_parse_cpu.
3403 * config/mips/mips.h (mips_arch_string, mips_tune_string)
3404 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
3405 (SUBTARGET_TARGET_OPTIONS): Delete.
3406 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
3407 (mno-flush-func, mtune=): New options.
3409 2005-03-15 Roger Sayle <roger@eyesopen.com>
3410 Richard Henderson <rth@redhat.com>
3412 * real.c (c4x_single_format, c4x_extended_format): Provide values
3413 for signbit_ro for c4x's single and extended floating point formats.
3414 * optabs.c (expand_copysign): Use the floating point format's
3415 signbit_ro for expanding via expand_copysign_absneg, and it's
3416 signbit_rw field for expanding via expand_copysign_bit.
3418 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
3420 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
3421 known_alignment_for_access_p.
3422 (known_alignment_for_access_p): New.
3423 (do_peeling_for_alignment): Field made int instead of bool and renamed
3424 to peeling_for_alignment.
3425 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
3426 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
3427 functionality used to be in vect_analyze_operations.
3428 (vect_analyze_operations): Code to determine vectorization factor was
3429 moved to vect_determine_vectorization_factor.
3430 (vect_enhance_data_refs_alignment): Update to correct alignment when it
3431 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
3433 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
3434 be part of vect_analyze_operations).
3435 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
3436 creating the guard condition, as the number of iterations may be
3438 (slpeel_tree_peel_loop_to_edge): Use new name of
3439 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
3440 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
3441 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
3442 (vect_do_peeling_for_alignment): Use fold.
3443 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
3445 (vect_update_inits_of_dr): Renamed to
3446 vect_update_init_of_dr.
3447 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
3448 (vectorizable_store): Fix assertion to use == instead of =.
3450 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
3452 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
3453 call_used_regs for wCG registers.
3455 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
3457 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3458 for non-offsettable memory references to cope with outstanding reload
3459 replacements, take 2.
3461 2005-03-15 Uros Bizjak <uros@kss-loka.si>
3464 * config/i386/i386.h (x86_fisttp): New.
3465 (TARGET_FISTTP): New macro.
3466 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3467 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3468 instruction when fisttp flag is set.
3469 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3471 * config/i386/i386.md (type attribute): Add fisttp.
3472 (unit attribute): Set to i387 for fisttp type.
3473 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3474 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3476 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3477 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3479 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3480 patterns for TARGET_FISTTP. Enable patterns for
3481 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3482 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3483 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3484 implement fisttp x87 insn.
3485 (fix_trunc*_i387_fisttp splitters): New patterns.
3486 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3487 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3488 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3490 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3491 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3492 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3493 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3494 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3495 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3496 Disable patterns for TARGET_FISTTP.
3497 (fix_trunc*_i387 splitters): Implement usign mode macros.
3498 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3499 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3500 (fix_trunx*_sse peephole2s): Implement using mode macros.
3502 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3504 PR rtl-optimization/20291
3505 * combine.c (try_combine): If splitting fails, re-try with
3506 original combined pattern, i.e. before clobber stripping.
3508 2005-03-14 Eric Christopher <echristo@redhat.com>
3510 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3511 STACK_GROWS_DOWNWARD.
3513 2005-03-14 Roger Sayle <roger@eyesopen.com>
3515 * real.h (struct real_format): Split the signbit field into two
3516 two fields, signbit_ro and signbit_rw.
3517 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3518 mips_double_format, ieee_extended_motorola_format,
3519 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3520 ieee_extended_intel_128_format, ibm_extended_format,
3521 mips_extended_format, ieee_quad_format, mips_quad_format,
3522 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3523 i370_double_format, c4x_single_format, c4x_extended_format,
3524 real_internal_format): Update initializers for new field.
3525 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3526 real_format structure.
3527 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3528 field of the real_format structure.
3530 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3532 Fix PR tree-optimization/20458
3534 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3535 DECL_EXTERNAL on STRUCT_FIELD tags.
3536 (clear_call_clobbered): Ditto.
3537 * tree-ssa-operands.c (note_addressable): Make sure the original
3538 variable doesn't slip into the addressable list if we have
3540 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3543 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3545 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3546 (-fwide-exec-charset): Likewise.
3547 (-finput-charset): Likewise.
3548 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3549 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3550 * c.opt (Wnormalized): New.
3552 2005-03-14 Devang Patel <dpatel@apple.com>
3554 * doc/invoke.texi: Add reference to Visibility document.
3556 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3558 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3559 MASK_SPLIT_ADDRESSES.
3560 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3561 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3562 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3563 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3564 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3565 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3566 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3567 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3568 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3569 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3570 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3571 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3572 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3573 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3574 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3575 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3576 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3577 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3578 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3579 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3580 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3581 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3582 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3583 (TARGET_EXPLICIT_RELOCS): Delete.
3584 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3585 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3586 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3587 (override_options): Set MASK_LONG64 if -mint64 is given and no
3588 -mlongXX option is. Complain about -mint64 -mlong32.
3589 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3590 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3591 * config/mips/mips.opt: New file.
3593 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3595 * config.gcc (extra_options): New variable for listing option files.
3596 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3597 * configure.ac (extra_opt_files): New AC_SUBST variable.
3598 (tm_file_list, tm_include_list): Include options.h first.
3599 * configure: Regenerate.
3600 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3601 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3602 (s-options-h): New rule.
3603 (options.h): Depend on it.
3604 (TEXI_GCCINT_FILES): Add options.texi.
3605 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3606 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3607 * target.h (gcc_target): Add default_target_flags and handle_option.
3608 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3609 (TARGET_HANDLE_OPTION): New macros.
3610 (TARGET_INITIALIZER): Include them.
3611 * opt-functions.awk (opt_args, nth_arg): New functions.
3612 (switch_flags): Handle the "Target" flag.
3614 (var_name): Use opt_args and nth_arg.
3615 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3616 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3617 macros for the "Mask" and "InverseMask" options.
3618 * opts.h (cl_var_cond): New enum.
3619 (cl_option): Replace the "has_set_value" and "set_value" fields with
3620 "var_cond" and "var_value".
3621 (CL_TARGET): New macro.
3622 (option_enabled, print_filtered_help): Declare.
3623 (decode_options): Move definition.
3624 * opts.c (handle_option): Search for the original option before
3625 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3626 var_cond and var_value fields. Use targetm.handle_option to handle
3628 (decode_options): Set target_flags to targetm.default_target_flags.
3629 (print_filtered_help): Make global. Handle CL_TARGET.
3630 (option_enabled): New function.
3631 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3632 (display_target_options, set_target_switch, print_switch_values)
3633 (default_pch_valid_p): Guard uses of target_switches with
3634 #ifdef TARGET_SWITCHES. Also...
3635 (display_target_options): Display the CL_TARGET entries in cl_options.
3636 (set_target_option): Don't complain about the "" option when
3637 TARGET_SWITCHES is undefined.
3638 (print_switch_values): Use option_enabled.
3639 (default_pch_valid_p): Check cl_options[] when looking for something
3640 that has changed the value of target_flags.
3641 * c.opt: Remove documentation from top of file.
3642 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3643 * doc/sourecebuild.texi: Refer to the new options documentation
3644 instead of c.opt. Document machine-specific .opt files.
3645 * doc/tm.texi (target_flags): Say that this variable is declared
3647 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3648 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3650 * doc/options.texi: New file.
3652 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3655 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3658 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3661 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3662 temporary variable of pointer type if an lvalues is required.
3663 (gimplify_modify_expr_rhs): Request an rvalue from it.
3664 (gimplify_expr): Pass fallback on.
3666 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3668 * cfgbuild.c: Update comments.
3670 2005-03-14 Roger Sayle <roger@eyesopen.com>
3672 PR rtl-optimization/17236
3673 * optabs.c (expand_doubleword_mult): New helper function split out
3674 from expand_binop. Permute the order in which instructions are
3675 emitted to minimize the number of simultaneously live registers.
3676 (expand_binop): Call expand_doubleword_mult to synthesize a double
3677 word multiplication.
3679 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3681 * basic-block.h: Update the prototypes of cached_make_edge and
3683 * cfg.c (cached_make_edge): Take edge_cache representing one
3684 row of the adjacency matrix of edges.
3685 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3686 (make_edges): Initialize edge_cache to represent one row of
3687 the adjacency matrix of edges.
3689 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3691 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3693 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3694 Remove unused removed_phis variable.
3695 (conditional_replacement): Use build1/build2.
3696 (abs_replacement): Use last_and_only_stmt and build1/build2.
3698 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3700 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3701 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3702 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3703 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3704 * c-common.c (handle_novops_attribute): New function.
3705 (c_common_attribute_table): Add "no vops" entry.
3706 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3707 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3708 * tree-ssa-operands.c (get_call_expr_operands): Do not
3709 create virtual operands for calls with ECF_NOVOPS flag.
3710 * tree.h (DECL_IS_NOVOPS): New macro.
3711 (struct tree_decl): Add novops_flag.
3712 (ECF_NOVOPS): New constant.
3714 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3717 * config/i386/i386.c (x86_use_himode_fiop): New.
3718 (x86_use_simode_fiop): Rename from x86_use_fiop.
3719 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3720 (TARGET_USE_HIMODE_FIOP): New.
3721 (x86_use_simode_fiop): Rename from x86_use_fiop.
3722 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3724 * config/i386/i386.md (X87MODEI12): New mode macro define.
3725 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3726 to implement x87 FP compare with HImode input operands.
3727 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3728 Use X87MODEI12 mode macro to handle HImode input operands.
3729 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3730 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3731 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3732 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3733 macro to implement x87 operators with HImode input operands.
3734 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3737 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3739 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3741 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3742 constants invariant.
3744 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3746 * basic-block.h (BB_VISITED): Removed.
3747 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3749 2005-03-14 Falk Hueffner <falk@debian.org>
3752 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3754 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3756 * ggc-zone.c: Fix comment typos.
3758 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3759 stringpool.c, config/mips/mips-protos.h: Update copyright.
3761 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3763 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3764 throughout with its typedef, "rtx".
3765 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3766 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3767 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3768 regs in comment to match code.
3770 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3772 * except.c (check_handled): Make it static.
3773 * except.h: Remove the corresponding prototype.
3775 * function.c (get_func_frame_size): Make it static.
3776 * function.h: Remove the corresponding type.
3778 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3780 * hard-reg-set.h: Remove the corresponding declarations.
3782 * tree-cfg.c (verify_stmts): Check that
3783 bb_for_stmt (stmt) == bb for every PHI node and statement.
3785 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3787 * config.gcc: Remove excess indentation.
3788 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3790 2005-03-13 Roger Sayle <roger@eyesopen.com>
3793 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3794 * fold-const.c (fold_sign_changed_comparison): Likewise.
3795 (fold_binary): Optimize comparisons against widened operands if
3796 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3798 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3800 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3801 (sparc_override_options): Initialize it.
3802 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3804 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3806 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3807 (reg_or_none500mem_operand): New predicate.
3808 (zero_reg_mem_operand): New predicate.
3809 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3810 to reg_or_none500mem_operand.
3811 (extendsfdf2_fpr): Add MEM alternative.
3812 (extenddftf2_internal): Change operand2 predicate to
3813 zero_reg_mem_operand.
3815 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3817 * ggc-zone.c: Rewritten.
3819 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3821 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3822 * config.in: Regenerated.
3823 * configure: Regenerated.
3824 * gengtype.c (write_types_process_field, write_func_for_structure):
3825 Pass new argument to gt_pch_note_object.
3826 * ggc-common.c (struct ptr_data): Add TYPE.
3827 (gt_pch_note_object): Take TYPE argument and save it.
3828 (call_count): Update call to ggc_pch_count_object.
3829 (call_alloc): Update call to ggc_pch_alloc_object.
3830 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3832 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3833 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3834 (ggc_alloc_zone_stat): Delete.
3835 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3836 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3837 (ggc_pch_alloc_object): Update prototypes.
3838 (garbage_zone): Delete.
3839 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3840 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3842 (tree_id_zone): New variable.
3843 (ggc_alloc_cleared_zone): Remove unused.
3844 (ggc_alloc_zone): Define.
3845 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3846 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3847 ggc_alloc_zone_stat.
3848 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3849 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3850 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3851 (make_node_stat): Likewise. Use tree_id_zone.
3853 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3854 Joseph S. Myers <joseph@codesourcery.com>
3856 * configure.ac: Check for MIPS TLS.
3857 * configure: Regenerated.
3858 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3859 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3860 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3861 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3862 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3863 (mips_classify_symbol, mips_symbolic_constant_p)
3864 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3865 (mips_tls_operand_p, mips_call_tls_get_addr)
3866 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3867 (mips_tls_symbol_ref_1): New functions.
3868 (mips_legitimize_address, mips_legitimize_const_move): Call
3869 mips_legitimize_tls_address.
3870 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3872 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3873 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3874 (mips_char_to_class): Document V1_REG.
3875 (HAVE_AS_TLS): Provide default.
3876 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3878 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3880 (tls_get_tp_<mode>): New instruction.
3882 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3884 * configure.ac: Update checks for target tools.
3885 * configure: Regenerated.
3887 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3889 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3891 2005-03-13 Roger Sayle <roger@eyesopen.com>
3893 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3894 more classes of DImode multiplication by constant. Allow both
3895 multiplication by small negative constants (by performing a
3896 multiplication by a positive constant and negating the result) and
3897 multiplications by large powers of two, by using a left shift.
3899 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3901 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3902 of basic blocks into work_stack.
3904 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3905 config/mips/vr.h: Update copyright.
3907 * c-decl.c (c_init_decl_processing): Remove useless calls to
3908 build_function_type.
3910 * builtins.c (fold_trunc_transparent_mathfn,
3911 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3912 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3913 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3914 fold_builtin_strcpy, fold_builtin_strncpy,
3915 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3918 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3921 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3922 variable determinant.
3924 * tree-cfg.c (group_case_labels): Remove local variable type.
3926 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3929 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3932 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3935 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3936 (*movmemqi_insn): Delete.
3937 (*movmemhi): Delete.
3939 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3941 * builtins.c (fold_builtin_classify): Take decomposed
3942 arguments of CALL_EXPR.
3943 (fold_builtin_1): Update a call to fold_builtin_classify.
3945 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3948 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3949 through into call to parser_xref_tag after parse error.
3950 (c_parser_struct_declaration): Consistently return NULL_TREE on
3953 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3955 * tree-flow-inline.h (ref_contains_array_ref): New function.
3956 (lookup_subvars_for_var): Ditto.
3957 (get_subvars_for_var): Ditto.
3958 (var_can_have_subvars): Ditto.
3960 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3961 (struct subvar): New type.
3963 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3965 * tree-optimize.c (init_tree_optimization_passes): Call
3966 pass_create_structure_vars.
3968 * tree-ssa-alias.c: Include vec.h.
3969 (init_alias_info): Don't auto-clear call clobbered on struct-field
3971 (compute_flow_insensitive_aliasing): Handle subvars.
3972 (group_aliases): Handle STRUCT_FIELD aliases.
3973 (setup_pointers_and_addressables): Ditto.
3974 Don't mark variables non-addressable if they still have
3975 addressable subvars.
3976 Also mark subvars addressable when the real variable is marked
3978 (add_pointed_to_var): Try to prune the pointed-to set by only
3979 pointing to subvars when possible.
3980 Otherwise, make sure we set addresses_needed and pt_vars to
3981 properly include subvars.
3982 (bitpos_of_field): New function.
3983 (push_fields_onto_fieldstack): Ditto.
3984 (get_or_create_used_part_for): Ditto.
3985 (create_overlap_variables_for): Ditto.
3986 (find_used_portions): Ditto.
3987 (create_structure_vars): Ditto.
3988 (pass_create_structure_vars): New structure.
3990 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3991 (get_expr_operands): Handle subvars. Also try to turn
3992 COMPONENT_REF accesses into must-defs now that we can accurately
3994 (note_addressable): Try to only mark as addressable those subvars
3995 we know a COMPONENT_REF touches.
3996 (overlap_subvar): New function.
3998 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3999 Handle subvar storing.
4000 (vect_address_analysis): Update caller of vect_object_analysis.
4002 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
4004 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
4005 (STMT_VINFO_SUBVARS): New macro.
4007 * common.opts: add flag_tree_salias.
4009 * opts.c (decode_options): flag_tree_salias defaults to on.
4011 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
4013 * doc/tree-ssa.texi: Document structural alias analysis.
4015 2005-03-12 Steven Bosscher <stevenb@suse.de>
4017 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
4018 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
4019 * tree-ssa-operands.c (get_expr_operands): Likewise.
4020 (get_expr_operands): Likewise for ERROR_MARK.
4022 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4024 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
4027 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
4030 * tree-ssa-pre.c (compute_avail): Remove local variable val.
4031 (mark_operand_necessary): Remove local variable ver.
4033 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
4034 variable prefix_len.
4036 * value-prof.c (mod_subtract_transform): Remove local variable
4039 * builtins.c (fold_builtin_exponent): Take decomposed
4040 arguments of CALL_EXPR.
4041 (fold_builtin_1): Update a call to fold_builtin_exponent.
4043 * builtins.c (fold_builtin_logarithm): Take decomposed
4044 arguments of CALL_EXPR.
4045 (fold_builtin_1): Update a call to fold_builtin_logarithm.
4047 * c-decl.c (c_init_decl_processing): Remove local variables
4048 ptr_ftype_void and ptr_ftype_ptr.
4050 * gimplify.c (gimplify_expr): Remove local variables r0 and
4053 * reg-stack.c (move_for_stack_reg): Remove local variable
4055 (compare_for_stack_reg): Remove local variable flags_user.
4056 (convert_regs_1): Remove local variable deleted.
4058 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
4060 (combine_blocks): Remove local variables exits and new_e.
4062 * tree-inline.c (expand_call_inline): Remove local variable
4065 * tree-ssa-live.c (create_ssa_var_map,
4066 calculate_live_on_entry): Remove local variable snn.
4068 2005-03-12 Geoffrey Keating <geoffk@apple.com>
4070 * c-lex.c (c_lex_with_flags): Add parameter to call to
4073 2005-03-11 Per Bothner <per@bothner.com>
4075 * c-tree.h (struct c_declarator): New id_loc field.
4076 * c-pragma.h (c_lex_with_flags): Take position reference.
4077 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
4078 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
4079 (c_lex): Pass dummy location to c_lex_with_flags.
4080 * c-parser.c (c_lex_one_token): Set c_token's location using
4081 c_lex_with_flags, instead of input_location, which might be "ahead".
4082 (c_parser_direct_declarator): Set declarator's id_loc from
4084 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
4085 declarator's id_loc, rather than probably-imprecise input_location.
4086 (build_id_declarator): Initialize c_declarator's id_loc field.
4088 2005-03-11 Roger Sayle <roger@eyesopen.com>
4091 * builtins.c (expand_builtin_signbit): Force the signbit's word
4092 into an integer register to avoid SUBREGs of floating point modes.
4094 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
4096 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
4097 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
4098 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
4099 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
4101 2005-03-11 David Edelsohn <edelsohn@gnu.org>
4103 PR rtl-optimization/20306
4104 * expr.c (emit_move_complex): Set try_int false if mode is
4105 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
4106 emit_block_move if try_int is true.
4108 2005-03-11 Richard Henderson <rth@redhat.com>
4111 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
4112 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
4115 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4117 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
4118 (TARGET_FIX_VR4130): New macro.
4119 (TARGET_OPTIONS): Add -mfix-vr4130.
4120 (ISA_HAS_MACCHI): New macro.
4121 (ASM_SPEC): Add -mfix-vr4130.
4122 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
4123 (override_options): Handle mips_fix_vr4130_string.
4124 (mips_avoid_hazards): Clear all_noreorder_p
4125 if we're working around VR4130 errata and the macc alternatives
4127 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
4128 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
4129 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
4130 (MULTILIB_DEFAULTS): Remove leading "march=".
4131 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
4132 if no architecture option is given.
4133 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
4135 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
4136 * doc/invoke.texi: Document -mfix-vr4130.
4138 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
4140 * config/mips/mips.c (override_options): Only warn about -mint64
4141 deprecation if TARGET_INT64.
4143 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4145 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
4146 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
4147 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
4148 are non-specific regarding the nonnull parameter positions.
4149 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
4150 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
4151 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
4152 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
4154 * builtins.def: Use the non-specific "nonnull" attibute lists.
4156 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4158 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4159 single_pred_edge, single_succ, single_pred): Improve comments.
4161 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
4163 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
4164 single_pred_edge, single_succ, single_pred): New inline functions.
4165 * bb-reorder.c (rotate_loop, find_traces_1_round,
4166 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
4167 duplicate_computed_gotos): Use the single_succ/pred functions.
4168 * cfganal.c (forwarder_block_p): Ditto.
4169 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
4170 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
4171 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
4172 merge_seq_blocks): Ditto.
4173 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
4174 * cfglayout.c (fixup_reorder_chain): Ditto.
4175 * cfgloop.c (mark_single_exit_loops, update_latch_info,
4176 canonicalize_loop_headers, verify_loop_structure): Ditto.
4177 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
4178 mfb_update_loops, create_preheader, force_single_succ_latches,
4179 create_loop_notes): Ditto.
4180 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
4181 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
4182 commit_one_edge_insertion, purge_dead_edges,
4183 cfg_layout_can_merge_blocks_p): Ditto.
4184 * except.c (sjlj_emit_function_enter): Ditto.
4185 * flow.c (init_propagate_block_info): Ditto.
4186 * function.c (thread_prologue_and_epilogue_insns): Ditto.
4187 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
4188 insert_insn_end_bb): Ditto.
4189 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
4190 find_if_case_2): Ditto.
4191 * lambda-code.c (perfect_nestify): Ditto.
4192 * lcm.c (optimize_mode_switching): Ditto.
4193 * loop-doloop.c (doloop_modify): Ditto.
4194 * loop-init.c (loop_optimizer_init): Ditto.
4195 * loop-iv.c (simplify_using_initial_values): Ditto.
4196 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
4197 * loop-unswitch.c (unswitch_loop): Ditto.
4198 * modulo-sched.c (generate_prolog_epilog): Ditto.
4199 * predict.c (combine_predictions_for_insn, estimate_probability,
4200 tree_estimate_probability, last_basic_block_p,
4201 estimate_bb_frequencies): Ditto.
4202 * profile.c (branch_prob): Ditto.
4203 * regrename.c (copyprop_hardreg_forward): Ditto.
4204 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
4205 * tracer.c (layout_superblocks): Ditto.
4206 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
4207 cfg_remove_useless_stmts_bb, cleanup_control_flow,
4208 cleanup_control_expr_graph, disband_implicit_edges,
4209 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
4210 tree_verify_flow_info, tree_make_forwarder_block,
4211 tree_forwarder_block_p, remove_forwarder_block,
4212 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
4213 * tree-if-conv.c (tree_if_conversion): Ditto.
4214 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
4215 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
4216 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
4217 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
4218 copy_loop_headers): Ditto.
4219 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
4220 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
4221 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
4222 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
4223 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
4224 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
4225 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
4226 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
4227 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
4228 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
4229 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
4230 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
4231 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
4232 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
4233 slpeel_add_loop_guard): Ditto.
4235 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
4237 PR tree-optimization/15784
4238 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4241 * stmt.c (expand_case): Don't change index_type. Convert minval
4244 PR tree-optimization/20130
4245 * fold-const.c (fold): Fold x * -1 into -x.
4247 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
4249 PR rtl-optimization/20331
4250 * rtlanal.c (modified_between_p): Check its address first for MEM.
4251 (modified_in_p): Likewise.
4253 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
4255 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
4257 2005-03-10 Steven Bosscher <stevenb@suse.de>
4259 * expr.c (expand_expr_real_1): If possible, use a conditional
4260 move for expanding MIN_EXPR and MAX_EXPR.
4261 Use temp for moving around rtx-en.
4263 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
4266 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
4269 2005-03-10 Roger Sayle <roger@eyesopen.com>
4271 * builtins.c (expand_builtin_signbit): Extend to handle floating
4272 point modes wider than the largest integer type, using the
4273 operand_subword_force function to obtain the signbit's word.
4275 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4278 * combine.c (try_combine): If recog_for_combine added CLOBBERs
4279 to NEWI2PAT, fail to combine if they are used by NEWPAT.
4281 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
4283 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
4285 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
4287 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
4289 (perform_edge_inserts): Unconditionally call
4290 free_dominator_info.
4292 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
4294 2005-03-10 Bob Wilson <bob.wilson@acm.org>
4296 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
4298 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
4300 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
4302 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
4304 (rtl_register_value_prof_hooks,
4305 tree_value_profile_transformations,
4306 tree_register_value_prof_hooks): Likewise.
4307 * var-tracking.c (stack_adjust_offset_pre_post,
4308 variable_htab_free, variable_union, dataflow_set_different_2,
4309 count_uses, variable_was_changed, set_frame_base_location,
4310 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
4311 vt_add_function_parameters): Likewise.
4312 * varasm.c (named_section_real, named_section, make_decl_rtl,
4313 asm_emit_uninitialised, assemble_integer, decode_addr_const,
4314 const_hash_1, compare_constant, copy_constant, force_const_mem,
4315 output_constant_pool_2, output_constant_pool_1, output_constant,
4316 output_constructor, make_decl_one_only, decl_tls_model,
4317 default_no_named_section, default_elf_select_section_1,
4318 default_unique_section_1): Likewise.
4319 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
4320 * vmsdbgout.c (addr_const_to_string): Likewise.
4323 * function.c (struct assign_parm_data_one): Remove last_named
4325 (assign_parm_find_data_types): Don't determine last_named.
4326 Reorder named_parm determination.
4327 (assign_parms): Only setup varargs on the last non-varadic
4330 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
4332 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
4333 sda base address on medium model.
4335 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
4337 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
4338 * cfgloop.c (flow_loop_nodes_find): Export.
4339 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
4341 * cfgloopmanip.c (fix_loop_structure): New function.
4342 * predict.c (predict_loops): Clean up the loops information.
4343 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
4344 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
4346 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
4347 (rewrite_into_loop_closed_ssa): Declaration changed.
4348 * tree-loop-linear.c (linear_transform_loops): Add argument to
4349 rewrite_into_loop_closed_ssa call.
4350 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4351 * tree-ssa-loop-im.c (move_computations): Ditto.
4352 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
4353 * tree-vectorizer.c (vectorize_loops): Ditto.
4354 * tree-optimize.c: Include cfgloop.h.
4355 (execute_todo): Choose whether to call cleanup_tree_cfg or
4356 cleanup_tree_cfg_loop.
4357 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
4358 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
4359 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
4360 cleanup_tree_cfg_loop call.
4361 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
4362 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
4363 work on part of cfg.
4365 2005-03-10 Jakub Jelinek <jakub@redhat.com>
4368 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
4369 with multiple alternatives.
4371 * stmt.c (parse_output_constraint): Fix a typo.
4373 2005-03-09 Bob Wilson <bob.wilson@acm.org>
4375 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
4376 assembly directive instead of deprecated "no-generics".
4378 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
4380 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4381 for non-offsettable memory references to cope with outstanding reload
4383 * config/s390/s390.md ("reload_outti"): Call find_replacement to
4384 avoid losing outstanding address reloads.
4385 ("reload_outdi", "reload_outdf"): Likewise.
4387 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4389 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
4390 code. Add more cbrt transformations.
4392 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4394 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
4396 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4398 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
4399 NULL_TREE when a given tree is not simplified.
4400 (fold): Return the original tree when any of the functions
4401 mentioned above NULL_TREE.
4403 * fold-const.c (fold_unary, fold_binary): Take decomposed
4404 arguments, code, type, op0, and op1 in case of fold_binary.
4405 (fold): Update calls to fold_unary and fold_binary.
4407 2005-03-09 Roger Sayle <roger@eyesopen.com>
4409 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
4410 a fndecl and an arglist instead of a CALL_EXPR, exp.
4412 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
4414 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
4416 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
4418 * expr.c (expand_assignment): Remove orig_to_rtx.
4420 * fold-const.c (int_const_binop): Remove no_overflow.
4422 * ifcvt.c (noce_emit_move_insn): Remove inmode.
4424 * loop-iv.c (get_biv_step_1): Remove lhs.
4426 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
4428 * real.c (real_nan): Remove neg.
4430 * function.c (thread_prologue_and_epilogue_insns): Remove i
4433 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
4436 * tree-eh.c (tree_could_trap_p): Remove idx.
4438 * tree-into-ssa.c (ann): Remove ann.
4440 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
4442 * tree-sra.c (decide_block_copy): Remove inst_count.
4444 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
4446 * tree-ssa-loop-im.c (lhs): Remove.
4448 * cfgbuild.c (state, STATE, SET_STATE,
4449 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
4451 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
4452 (find_basic_blocks): Set the state of each basic block to
4455 2005-03-08 Jeff Law <law@redhat.com>
4457 * tree-cfg.c (cleanup_control_flow): If removal of a computed
4458 goto results in the removal of edges in the CFG, then we need
4459 to recompute dominators.
4461 2005-03-09 Ben Elliston <bje@au.ibm.com>
4463 * c-common.c (c_do_switch_warnings): Comment fix.
4465 2005-03-08 Julian Brown <julian@codesourcery.com>
4467 * Patch from 2005-03-08 reverted for causing regressions and
4468 ppc-darwin bootstrap failure.
4470 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4472 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4473 Define the real function for ppc-darwin.
4474 * c-typeck.c (convert_arguments): Check for target-specific
4475 invalid argument call to unprototyped function.
4476 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4478 * target.h (invalid_arg_for_unprototyped_fn): New field
4480 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4481 default target hook.
4482 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4485 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4487 * c-typeck.c (constructor_stack, constructor_range_stack,
4488 initializer_stack): Make them static.
4490 * cfg.c (rbi_pool): Make it static.
4492 * gimple-low.c (lower_stmt_body): Make it static.
4493 * tree-flow.h: Remove the corresponding prototype. Don't
4496 * sched-deps.c (cache_size): Make it static.
4498 * stor-layout.c (lang_adjust_rli): Make it static.
4500 2005-03-08 Julian Brown <julian@codesourcery.com>
4502 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4503 from being used for symbols with vague linkage when
4504 HAVE_GAS_COMDAT_GROUP is true.
4506 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4508 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4509 nlabel == JUMP_LABEL (jump).
4511 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4513 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4514 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4515 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4516 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4518 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4521 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4522 * c-common.c (handle_returns_twice): New function.
4523 (c_common_attribute_table): Declare eturns_twice' attribute.
4524 * doc/extend.texi: Document eturns_twice' attribute.
4525 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4526 (struct tree_decl): Add returns_twice_flag.
4528 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4530 * tree-ssa-phiopt.c: Fix a comment typo.
4532 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4533 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4534 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4537 2005-03-08 Richard Henderson <rth@redhat.com>
4539 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4540 builtin codes with ctzdi2, clzdi2, popcountdi2.
4541 (struct alpha_builtin_def): Add is_const.
4542 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4543 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4544 (alpha_init_builtins): Init them. Set nothrow and const attributes
4546 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4547 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4548 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4549 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4550 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4551 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4552 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4553 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4554 (TARGET_FOLD_BUILTIN): New.
4555 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4556 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4558 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4560 2005-03-08 Ira Rosen <irar@il.ibm.com>
4562 PR tree-optimization/20122
4563 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4564 condition of access function instead of base.
4566 2005-03-07 Jeff Law <law@redhat.com>
4567 Steven Bosscher <stevenb@suse.de>
4569 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4570 (find_taken_edge): Call find_taken_edge_computed_goto as
4571 appropriate. Allow any gimple invariant rather than just
4572 INTEGER_CST for VAL.
4573 (cleanup_control_flow): Cleanup a computed goto which has turned
4575 (tree_merge_blocks): If block B has any forced labels, move
4576 them to the start of block A.
4577 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4578 computed gotos as well.
4579 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4580 removal of unnecessary computed gotos too.
4581 (lookup_redirection_data): Fix type of INSERT argument. Callers
4584 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4586 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4587 Remove trailing spaces.
4589 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4590 unshare_all_trees): Make them static.
4591 * tree-gimple.h: Remove the corresponding prototypes.
4593 * diagnostic.h: Remove unused prototype
4594 debug_output_buffer.
4595 * modulo-sched.c: Remove unused prototype
4596 set_row_column_for_ps.
4598 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4599 replace_phi_edge_with_variable): Remove unused variable i.
4601 2005-03-07 Per Bothner <per@bothner.com>
4603 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4605 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4608 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4609 bbs on the COND_EXPR instead of the PHI_NODEs.
4610 (candidate_bb_for_phi_optimization): Remove.
4611 (replace_phi_with_stmt): Rename to ...
4612 (replace_phi_edge_with_variable): this and change so that we
4613 replace the phi argument instead of removing the PHI.
4614 (conditional_replacement): Change so we deal with PHI with more
4616 (value_replacement): Likewise.
4617 (abs_replacement): Likewise.
4619 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4621 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4622 output_e500_flip_gt_bit.
4624 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4626 (rs6000_generate_compare): Fix logic to look at the correct bits.
4627 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4629 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4630 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4631 gen_move_from_CR_gt_bit.
4633 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4634 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4635 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4637 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4638 (E500_CR_IOR_COMPARE): New constant.
4640 2005-03-08 Earl Chew <earl_chew@agilent.com>
4641 David Billinghurst <David.Billinghurst@riotinto.com>
4643 * config/i386/host-cygwin.c: New file to support precompiled
4645 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4646 * config.host: Use above files for cygwin host.
4648 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4650 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4651 ordering ops from earlier change.
4653 2005-03-07 Per Bothner <per@bothner.com>
4655 Various fixes to allow us to again build if --enable-mapped-location:
4656 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4657 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4658 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4659 local variable loc. Change logic appropriately.
4660 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4661 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4662 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4663 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4664 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4666 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4668 PR rtl-optimization/19683
4669 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4670 number of bytes, to smallest_int_for_mode. Fix arguments to
4671 REG_CANNOT_CHANGE_MODE_P.
4673 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4675 * reorg.c (relax_delay_slots): Check that the jump is
4676 conditional before trying to invert it.
4678 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4680 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4683 * calls (stack_arg_under_construction): Make it static.
4685 * flow.c (regs_live_at_setjmp): Make it static.
4686 * flow.h: Remove the corresponding prototype.
4688 * reload1.c (reload_startobj, reload_firstobj,
4689 something_needs_operands_changed, reload_inherited,
4690 reload_inheritance_insn, reload_override_in,
4691 reload_spill_index): Make them static.
4693 * recog.c (verify_changes): Make it static.
4694 * recog.h: Remove the corresponding prototype.
4696 * cfgbuild.c (find_sub_basic_blocks): Remove.
4697 * basic-block.h: Remove the corresponding prototype.
4698 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4700 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4702 * tree-ssa-operands.c (check_build_stmt): Remove.
4704 * stor-layout.c (set_alignment): Remove.
4705 * tree.h: Remove the corresponding prototype.
4707 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4709 * tree-ssa-dce.c (control_dependence_map,
4710 visited_control_parents): Make them static.
4712 * cfghooks.c (verify_flow_info): Remove local variable
4715 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4718 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4720 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4722 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4724 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4726 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4727 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4728 PARALLEL for an empty structure.
4730 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4732 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4734 * fold-const.c (fold_binary): Unroll the very first "for"
4737 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4739 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4740 redundant match_code test.
4741 (scc_comparison_operator): Swap match_operand and match_code
4743 (branch_positive_comparison_operator): Same.
4744 (trap_comparison_operator): Use comparison_operator and swap with
4747 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4750 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4751 (out_movhi_r_mr): Read low byte of volatile MEM first.
4752 (out_movhi_mr_r): Write high byte of volatile MEM first.
4754 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4756 * cselib.c (reg_values, reg_values_size): Make them static.
4758 * cse.c (cse_reg_info_table): Make it static.
4760 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4762 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4764 * cse.c (find_best_addr): Use canon_for_address.
4766 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4768 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4769 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4770 SUBREG and MEM, respectively.
4772 * fold-const.c (fold_binary): Use code instead of t.
4774 * fold-const.c (optimize_minmax_comparison): Take decomposed
4775 arguments code, type, op0, and op1 instead of t.
4776 (fold_binary): Update a call to optimize_minmax_comparison.
4778 * fold-const.c (fold_range_test): Take decomposed arguments
4779 code, type, op0, and op1 instead of t.
4780 (fold_binary): Update a call to fold_range_test.
4782 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4783 decomposed arguments code, type, op0, and op1 instead of t.
4784 (fold_binary): Update a call to fold_range_test.
4786 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4788 * fold-const.c (fold_binary): Avoid directly using the original
4789 expression t as much as possible.
4791 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4793 * c-semantics.c (build_stmt): Use TYPE_P instead of
4794 IS_NON_TYPE_CODE_CLASS.
4795 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4796 (NON_TYPE_CHECK): Use TYPE_P instead of
4797 IS_NON_TYPE_CODE_CLASS.
4799 * fold-const.c (fold): Remove handling of binary expressions.
4801 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4803 * doc/c-tree.texi: Wrap comments in @r{}.
4804 * doc/cpp.texi: Likewise.
4805 * doc/cppinternals.texi: Likewise.
4806 * doc/extend.texi: Likewise.
4807 * doc/md.texi: Likewise.
4808 * doc/objc.texi: Likewise.
4809 * doc/sourcebuild.texi: Likewise.
4810 * doc/tm.texi: Likewise.
4813 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4815 * predict.c (apply_return_prediction): Standardize PHI chain
4817 * tree-ssa.c (ssa_redirect_edge): Likewise.
4819 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4820 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4823 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4824 * tree-flow.h: Adjust the prototype for remove_phi_node.
4825 * lambda-code.c (perfect_nestify): Adjust a call to
4828 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4829 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4831 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4832 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4833 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4834 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4836 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4837 of GEN_INT (trunc_int_for_mode (...)).
4838 * loop-iv.c (iv_number_of_iterations): Likewise.
4839 * postreload.c (reload_cse_move2add): Likewise.
4840 * simplify-rtx.c (simplify_const_unary_operation,
4841 simplify_const_binary_operation): Likewise.
4842 * stor-layout.c (get_mode_bounds): Likewise.
4844 * fold-const.c (fold_binary): New.
4845 (fold): Call fold_binary on binary expressions.
4847 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4849 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4850 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4851 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4852 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4853 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4855 2005-03-04 Devang Patel <dpatel@apple.com>
4857 PR tree-optimization/18815
4858 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4859 loops with zero exit edges.
4861 2005-03-04 Devang Patel <dpatel@apple.com>
4863 * doc/invoke.texi: Remove reference to webpage that does not exist.
4865 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4866 Joseph S. Myers <joseph@codesourcery.com>
4869 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4870 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4871 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4872 * pa.c (get_plabel): Change argument to symbol_ref. Call
4873 maybe_get_identifier instead of get_identifier.
4874 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4875 (struct deferred_plabel): Replace name field with symbol field.
4876 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4877 ASM_OUTPUT_EXTERNAL_REAL is defined.
4878 (output_global_address): Use output_addr_const for output of all
4880 (output_deferred_plabels): Use symbol_ref instead of name for address
4882 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4883 ASM_OUTPUT_SYMBOL_REF): New macros.
4884 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4886 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4889 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4891 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4892 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4894 2005-03-04 Jeff Law <law@redhat.com>
4896 * basic-block.h (rediscover_loops_after_threading): Declare.
4897 * tree-ssa-dom.c: Include cfgloop.h.
4898 (tree_ssa_dominator_optimize): Discover loops and some basic
4899 properties. Remove forwarder blocks recreated by loop header
4900 canonicalization. Also mark backedges in the CFG.
4901 * tree-ssa-threadupdate.c: Include cfgloop.h
4902 (rediscover_loops_after_threading): Define.
4903 (struct local_info): New field, JUMP_THREADED.
4904 (prune_undesirable_thread_requests): New function.
4905 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4906 then record that fact for the callers of redirct_edges.
4907 (thread_block): If BB has incoming backedges, then call
4908 prune_undesirable_thraed_requests. Note when we are
4909 going to have to rediscover loop information. Return a
4910 boolean indicating if any jumps were threaded.
4911 (thread_through_all_blocks): Bubble up boolean indicating
4912 if any jumps were threaded.
4913 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4914 (tree-ssa-threadupdate.o): Similarly.
4916 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4918 * fold-const.c (fold_ternary): Unroll the "for" loop to
4921 2005-03-04 Andrew Haley <aph@redhat.com>
4923 * unwind-dw2-fde-glibc.c (struct
4924 unw_eh_callback_data.check_cache): New field.
4925 (frame_hdr_cache): New.
4926 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4927 Cache frame header info.
4929 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4931 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4932 (print_c_condition): Declare.
4933 * read-rtl.c (ptr_loc): New structure.
4934 (ptr_locs, ptr_loc_obstack, joined_conditions)
4935 (joined_conditions_obstack): New variables.
4936 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4937 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4938 (join_c_conditions, print_c_condition): New functions.
4939 (apply_macro_to_string): Associate the new string with the same
4940 source location as the old one.
4941 (add_condition_to_string): Use join_c_conditions.
4942 (read_string): Use set_rtx_ptr_loc to record a filename and line
4943 number for the string.
4944 (read_rtx): Initialize the new variables above.
4945 * genattrtab.c (write_test_expr, write_attr_value): Use
4947 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4948 comment above the GCC_VERSION check.
4949 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4950 Inline the definition of MAYBE_EVAL.
4951 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4952 * genoutput.c (process_template): Likewise.
4953 * genpreds.c (write_predicate_subfunction): Likewise.
4954 (write_predicate_expr): Use print_c_condition.
4955 * genrecog.c (write_cond): Likewise.
4956 * gensupport.c (process_rtx): Use join_c_conditions to join the
4957 conditions of a define_insn_and_split. Record a source location
4958 for the string after the "&&".
4959 (alter_test_for_insn): Use join_c_conditions.
4961 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4964 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4965 PR tree-optimization/15784
4966 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4969 2005-03-04 Ben Elliston <bje@au.ibm.com>
4971 * gcc.c (option_map): Add --coverage.
4972 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4973 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4974 * config/darwin.h: Pass -lgcov for `coverage'.
4975 * doc/invoke.texi (Debugging Options): Document --coverage.
4977 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4979 * gcse.c (bypass_block): Use find_edge wherever possible.
4981 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4985 * c-opts.c (c_common_parse_file): Call start_source_file
4986 and end_source_file at the approriate times.
4988 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4989 the main file, it will be done for us now.
4991 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4993 * fold-const.c (fold_ternary): New.
4994 (fold): Call fold_ternary on ternary expressions. Remove
4995 handling of ternary expressions.
4997 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4999 PR tree-optimization/15784
5000 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5003 2005-03-03 David Edelsohn <edelsohn@gnu.org>
5005 * config/rs6000/predicates.md (branch_comparison_operator):
5006 Convert from C block to conditional format.
5008 2005-03-03 Jan Hubicka <jh@suse.cz>
5010 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
5011 and non-constant public variables.
5013 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
5015 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
5018 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
5021 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
5022 calls to release_ssa_name and release_phi_node.
5024 * fold-const.c (fold): Remove handling of unary expressions.
5026 * fold-const.c (fold_unary): Avoid directly using the original
5027 expression t as much as possible.
5029 2005-03-03 Roger Sayle <roger@eyesopen.com>
5030 Andrew Pinski <pinskia@physics.uc.edu>
5032 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
5033 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
5035 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
5037 Describe special registers SRP and MOF as allocatable registers.
5038 * config/cris/cris.c (cris_md_asm_clobbers): New function.
5039 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
5040 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
5041 TARGET_HAS_MUL_INSNS.
5042 (cris_print_operand) <case 'd'>: New case.
5043 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
5044 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
5046 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
5047 (REG_ALLOC_ORDER): Update for MOF.
5048 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
5050 (GENERAL_REGS): No longer a define of ALL_REGS.
5051 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
5052 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
5054 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
5055 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
5056 (SECONDARY_RELOAD_CLASS): Define.
5057 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
5058 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
5059 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
5060 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
5061 (REGISTER_MOVE_COST): Define.
5062 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
5063 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
5064 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
5065 (CRIS_MOF_REGNUM): New define_constants.
5066 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
5068 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
5070 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
5071 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
5072 Adjust for MOF being properly described as a register.
5073 (indir_to_reg_split): Name this split. Conditionalize on the
5074 destination register being a general register.
5075 (movei): Conditionalize on on operands 0 and 1 having the same
5078 2005-03-03 Alan Modra <amodra@bigpond.net.au>
5081 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
5082 -mcpu to override any other explicitly given flags.
5084 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
5086 * recog.c (verify_changes, confirm_change_group): New functions,
5087 broken out of apply_change_group.
5088 (apply_change_group): Use them.
5089 * recog.h (verify_change, confirm_change_group): Declare.
5090 * rtl.h (redirect_jump_2): Declare.
5091 * jump.c (redirect_exp, invert_exp): Delete.
5092 (invert_exp_1): Take second parameter. Return value. Changed caller.
5093 (redirect_jump_2): New function, broken out of redirect_jump.
5094 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
5095 (invert_jump): Use invert_jump_1 and redirect_jump_2.
5096 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
5098 2005-03-02 Geoffrey Keating <geoffk@apple.com>
5100 * varasm.c (named_section): Use xstrdup rather than doing it by
5103 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
5105 2005-03-02 Devang Patel <dpatel@apple.com>
5107 Undo PR tree-optimization/18815 fix.
5109 2005-03-02 Devang Patel <dpatel@apple.com>
5111 PR tree-optimization/18815
5112 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
5113 loops with zero exit edges.
5115 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5117 * cfg.c (connect_src, connect_dest, disconnect_src,
5118 disconnct_dest): New.
5119 (unchecked_make_edge, remove_edge, redirect_edge_succ,
5120 redirect_edge_pred): Use the new functions.
5122 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
5123 free_dominance_info only when needed.
5125 2005-03-02 David Edelsohn <edelsohn@gnu.org>
5128 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
5129 (reg_or_sub_cint64_operand): Same.
5131 2005-03-02 Jeff Law <law@redhat.com>
5133 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
5134 CFG_ALTERED in the main DOM iteration loop.
5136 2005-03-02 Mark Mitchell <mark@codesourcery.com>
5139 * varasm.c (initializer_constant_valid_p): Allow conversions
5140 between OFFSET_TYPEs. Tidy.
5142 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
5144 * config/cris/cris.md ("return"): Remove epilogue delay list
5147 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
5149 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
5151 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
5153 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
5155 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
5156 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
5157 config/m68k/m68k.c, config/mips/mips.h,
5158 config/rs6000/rs6000-protos.h, doc/contrib.texi,
5159 doc/include/gcc-common.texi: Update copyright.
5161 PR middle-end/18029 and PR middle-end/18030
5162 * expr.c (optimize_bitfield_assignment_op): Add a special case
5163 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
5165 * fold-const.c (fold_unary): New.
5166 (fold): Call fold_unary on unary expressions.
5168 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
5170 * cgraph.h (struct cgraph_edge): Add prev_caller and
5172 (cgraph_node_remove_callees): Export.
5173 * cgraph.c (cgraph_create_edge): Initialize prev_caller
5175 (cgraph_edge_remove_callee): New function.
5176 (cgraph_edge_remove_caller): Likewise.
5177 (cgraph_remove_edge): Use.
5178 (cgraph_redirect_edge_callee): Likewise.
5179 (cgraph_node_remove_callees): New function.
5180 (cgraph_node_remove_callers): Likewise.
5181 (cgraph_remove_node): Use.
5182 * tree-optimize.c (tree_rest_of_compilation): Use
5183 cgraph_node_remove_callees instead of manual loop.
5184 * cgraphunit.c (cgraph_finalize_function): Likewise.
5185 (cgraph_expand_function): Likewise.
5186 (cgraph_remove_unreachable_nodes): Likewise.
5188 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
5191 * c-tree.h (undeclared_variable, build_external_ref): Add extra
5193 * c-decl.c (undeclared_variable): Take location as argument.
5194 * c-typeck.c (build_external_ref): Likewise.
5195 * c-parser.c (c_parser_postfix_expression): Pass location of
5196 identifier to build_external_ref.
5198 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5200 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
5201 CCEQ mode for branch_positive_comparison_operator test.
5202 * config/rs6000/predicates (branch_comparison_operator): Revert to
5204 (scc_comparison_operator): Same.
5205 (branch_positive_comparison_operator): Same.
5207 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
5209 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
5210 (cris_delay_slots_for_epilogue): Remove.
5211 (save_last): Move into cris_target_asm_function_epilogue.
5212 (cris_target_asm_function_epilogue): Remove tests for file being
5214 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
5215 (cris_delay_slots_for_epilogue): Remove prototypes.
5216 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
5217 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
5219 2005-03-01 David Edelsohn <edelsohn@gnu.org>
5221 * config/rs6000/predicates.md (branch_comparison_operator): Change
5222 to define_special_predicate.
5223 (scc_comparison_operator): Same.
5224 (branch_positive_comparison_operator): Same.
5226 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
5228 * Makefile.in (tree-ssa-sink.o): New.
5229 (OBJS-common): Add tree-ssa-sink.o.
5230 * common.opt: Add -ftree-sink
5231 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
5232 * timevar.def (TV_TREE_SINK): new timevar.
5233 * tree-flow.h (is_hidden_global_store): Prototype.
5234 * tree-optimize.c (init_tree_optimization_passes): Add
5236 * tree-pass.h (pass_sink_code): New.
5237 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
5238 for non-obvious global store store to is_hidden_global_store, and
5239 call that new function.
5240 * tree-ssa-sink.c: New file.
5241 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
5242 * doc/passes.texi: Document forward store motion.
5243 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
5244 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
5245 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
5246 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
5248 2005-03-01 Per Bothner <per@bothner.com>
5250 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
5251 and we have a non-zero column-number, add it to the message.
5252 Also factor out the diagnostic_kind_text.
5254 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
5256 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
5257 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5258 flow_loop_scan): Removed.
5259 (flow_loop_dump): Do not dump removed fields.
5260 (flow_loop_free): Do not free removed fields.
5261 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
5262 (loop_exit_edge_p): New function.
5263 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
5264 num_pre_header_edges, entry_edges, num_entries, exit_edges,
5265 num_exits, exits_doms.
5266 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
5267 LOOP_EDGES, LOOP_ALL): Removed.
5268 (flow_loop_scan): Declaration removed.
5269 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
5270 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
5272 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
5273 (if_convert): Call flow_loops_find and flow_loops_free
5274 when calling mark_loop_exit_edges.
5275 * cfgloopanal.c (mark_loop_exit_edges): Moved from
5276 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
5277 free_dominance_info calls.
5278 * loop-init.c (flow_loops_find): Ditto.
5279 * passes.c (rest_of_handle_branch_prob): Ditto.
5280 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
5281 * loop-unroll.c (analyze_insns_in_loop): Do not use
5283 * predict.c (predict_loops): Do not call flow_loop_scan.
5284 Use get_loop_exit_edges.
5285 (tree_estimate_probability): Do not pass flags to flow_loops_find.
5286 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
5287 Do not use EDGE_LOOP_EXIT.
5288 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
5289 to bb_with_exit_edge_p.
5290 (if_convertible_loop_p): Do not call flow_loop_scan. Use
5291 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
5292 to bb_with_exit_edge_p.
5293 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
5295 * tree-loop-linear.c (linear_transform_loops): Do not call
5296 flow_loop_scan. Use loop->single_exit.
5297 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
5298 (vect_analyze_loop_form): Do not call flow_loop_scan.
5299 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
5301 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
5303 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
5304 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5305 slpeel_tree_duplicate_loop_to_edge_cfg,
5306 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
5307 Use loop_preheader_edge and loop->single_exit. Do not call
5310 2005-03-01 Nick Clifton <nickc@redhat.com>
5312 * config/arm/arm.c (thumb_find_work_register): Check all of the
5313 argument registers to see if they are free, and a couple of
5314 special cases where the last argument register but can be proved
5315 to be available during the function's prologue.
5316 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
5317 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
5318 thumb_unexpanded_epilogue): Use unsigned long as the type for the
5320 (thumb_compute_save_reg_mask): Likewise. Also use
5321 thumb_find_work_register() to ensure that there is agreement about
5322 which work register is going to be used in the prologue.
5323 (thumb_output_function_prologue): Use unsigned long as the type
5324 for the register bit-mask. Also delay pushing the link register if
5325 other high registers are going to be pushed.
5326 (thumb_compute_save_reg_mask, emit_multi_reg_push,
5327 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
5328 redundant prototypes.
5330 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
5333 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
5334 and after reload in REG+REG indexed addresses without REG_POINTER
5335 set in the base and not set in the index.
5337 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
5339 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
5340 Don't undefine here.
5341 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
5342 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
5343 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5344 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
5345 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
5347 * config.gcc (sh*-*-linux*): Use config/linux.h.
5349 2005-02-28 Dale Johannesen <dalej@apple.com>
5350 Stan Shebs <shebs@apple.com>
5352 Rewrite of 64-bit Darwin structure-by-value pass/return.
5353 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
5354 intoffset, use_stack, named.
5355 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
5356 (rs6000_darwin64_record_arg_advance_flush): New.
5357 (rs6000_darwin64_record_arg_advance_recurse): New.
5358 (rs6000_darwin64_record_arg_flush): New.
5359 (rs6000_darwin64_record_arg_recurse): New.
5360 (rs6000_darwin64_record_arg): New.
5361 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
5362 (function_arg_boundary): Handle 128-bit aligned structs.
5363 (function_arg_advance): Rewrite darwin64 struct handling.
5364 (function_arg): Call rs6000_darwin64_record_arg.
5365 (function_arg_partial_nregs): Handle darwin64 structs.
5366 (rs6000_darwin64_function_value): Remove.
5367 (rs6000_function_value): Call rs6000_darwin64_record_arg.
5369 2005-02-28 Roger Sayle <roger@eyesopen.com>
5371 PR tree-optimization/20216
5372 * tree-chrec.c (tree_fold_factorial): Delete.
5373 (tree_fold_binomial): Change argument list to take a return type
5374 and change the type of K to unsigned int. Rewrite to avoid explicit
5375 evaluation of factorials, and (recursively) calling fold to perform
5376 compile-time arithmetic. Return NULL on (internal) overflow.
5377 (chrec_evaluate): Change type of K to an unsigned int. Avoid
5378 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
5379 if any intermediate calculation overflows.
5380 (chrec_apply): Update call to chrec_evaluate.
5382 2005-02-28 James E Wilson <wilson@specifixinc.com>
5384 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
5386 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
5389 * c-parser.c (c_parser_compound_statement): Return error_mark_node
5390 instead of NULL_TREE on error.
5392 2005-02-28 David Edelsohn <edelsohn@gnu.org>
5394 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
5395 (EASY_VECTOR_15_ADD_SELF): Remove.
5396 (num_insns_constant_wide): Not static.
5397 (validate_condition_mode): Not static.
5398 (toc_relative_expr_p): Not static.
5399 (legitimate_indirect_address_p): Not static.
5400 (macho_lo_sum_memory_operand): Not static.
5401 (invalid_e500_subreg): Not static.
5402 (easy_vector_same): Not static.
5403 (easy_vector_splat_const): Not static.
5404 (RS6000_SYMBOL_REF_TLS_P): Remove.
5405 (any_operand): Delete.
5406 (any_parallel_operand): Delete.
5407 (count_register_operand): Delete.
5408 (altivec_register_operand): Delete.
5409 (xer_operand): Delete.
5410 (s8bit_cint_operand): Delete.
5411 (short_cint_operand): Delete.
5412 (u_short_cint_operand): Delete.
5413 (non_short_cint_operand): Delete.
5414 (exact_log2_cint_operand): Delete.
5415 (gpc_reg_operand): Delete.
5416 (cc_reg_operand): Delete.
5417 (cc_reg_not_cr0_operand): Delete.
5418 (reg_or_short_operand): Delete.
5419 (reg_or_neg_short_operand): Delete.
5420 (reg_or_aligned_short_operand): Delete.
5421 (reg_or_u_short_operand): Delete.
5422 (reg_or_cint_operand): Delete.
5423 (reg_or_arith_cint_operand): Delete.
5424 (reg_or_add_cint64_operand): Delete.
5425 (reg_or_sub_cint64_operand): Delete.
5426 (reg_or_logical_cint_operand): Delete.
5427 (got_operand): Delete.
5428 (got_no_const_operand): Delete.
5429 (easy_fp_constant): Delete.
5430 (easy_vector_constant): Delete.
5431 (easy_vector_constant_add_self): Delete.
5432 (zero_constant): Delete.
5433 (zero_fp_constant): Delete.
5434 (volatile_mem_operand): Delete.
5435 (offsettable_mem_operand): Delete.
5436 (mem_or_easy_const_operand): Delete.
5437 (add_operand): Delete.
5438 (non_add_cint_operand): Delete.
5439 (logical_operand): Delete.
5440 (non_logical_cint_operand): Delete.
5441 (mask_operand): Delete.
5442 (mask_operand_wrap): Delete.
5443 (mask64_operand): Delete.
5444 (mask64_2_operand): Delete.
5445 (and64_operand): Delete.
5446 (and64_2_operand): Delete.
5447 (and_operand): Delete.
5448 (reg_or_mem_operand): Delete.
5449 (lwa_operand): Delete.
5450 (symbol_ref_operand): Delete.
5451 (call_operand): Delete.
5452 (current_file_function_operand): Delete.
5453 (input_operand): Delete.
5454 (rs6000_nonimmediate_operand): Delete.
5455 (rs6000_tls_symbol_ref): Delete.
5456 (save_world_operation): Delete.
5457 (restore_world_operation): Delete.
5458 (load_multiple_operation): Delete.
5459 (store_multiple_operation): Delete.
5460 (vrsave_operation): Delete.
5461 (mfcr_operation): Delete.
5462 (mtcrf_operation): Delete.
5463 (lmw_operation): Delete.
5464 (stmw_operation): Delete.
5465 (branch_comparison_operator): Delete.
5466 (branch_positive_comparison_operator): Delete.
5467 (scc_comparison_operator): Delete.
5468 (trap_comparison_operator): Delete.
5469 (boolean_operator): Delete.
5470 (boolean_or_operator): Delete.
5471 (min_max_operator): Delete.
5472 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5473 (EASY_VECTOR_15): Moved to here.
5474 (EASY_VECTOR_15_ADD_SELF): Move to here.
5475 (PREDICATE_CODES): Delete.
5476 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5477 Declare functions no longer static.
5478 * config/rs6000/predicates.md: New.
5479 * config/rs6000/rs6000.md: Include predicates.md
5481 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5483 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5484 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5486 * cfgrtl.c (need_fake_edge_p): Likewise.
5487 * combine.c (distribute_notes): Likewise.
5488 * emit-rtl.c (try_split): Likewise.
5489 * recog.c (peephole2_opimize): Likewise.
5490 * reg-notes.def (ALWAYS_RETURN): Remove.
5491 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5492 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5493 * tree.h (ECF_ALWAYS_RETURN): Remove.
5495 2005-02-28 Roger Sayle <roger@eyesopen.com>
5498 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5499 between different machine modes is never a "useless" conversion.
5501 2005-02-28 Geert Bosch <bosch@gnat.com>
5504 * doc/contrib.texi: List contributors for Ada front end
5506 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5508 * simplify-rtx.c (simplify_unary_operation_1,
5509 simplify_const_unary_operation): New, extracted from...
5510 (simplify_unary_operation): ... this one.
5511 (simplify_binary_operation_1,
5512 simplify_const_binary_operation): New, extracted from...
5513 (simplify_binary_operation): ... this one.
5514 * rtl.h (simplify_const_unary_operation,
5515 simplify_const_binary_operation): Add prototypes.
5517 2005-02-28 Julian Brown <julian@codesourcery.com>
5519 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5520 building libjava and caused PR regression/20228.
5522 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5525 * Makefile.in (host_subdir): New.
5526 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5527 * configure: Regenerate.
5529 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5531 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5532 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5533 installation directory first.
5535 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5538 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5539 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5540 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5541 * config/cris/cris.md: Tweak comments referring to Q.
5542 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5543 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5544 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5545 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5546 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5547 Insert spaces in constraints to align alternatives vertically for
5549 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5552 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5554 PR rtl-optimization/17728
5555 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5556 operand 0 from general_operand to move_dest_operand.
5558 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5560 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5561 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5562 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5563 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5565 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5567 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5568 * configure: Regenerate.
5569 * libada-mk.in: Remove CC; rename
5570 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5572 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5575 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5576 for the lhs, also walk over the tree. Likewise for rhs.
5578 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5580 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5581 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5582 Do not propagate value of iv before increment over the increment.
5584 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5586 * c-parser.c: New file.
5587 * c-parse.in: Remove.
5588 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5590 (c-parser.o): Add dependencies.
5591 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5592 maintainer-clean, TAGS): Update.
5593 * c-config-lang.in (gtfiles): Update.
5594 * gengtype-lex.l: Don't handle "@@".
5595 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5596 objc_build_synchronized, objc_begin_try_stmt,
5597 objc_begin_catch_clause, objc_finish_catch_clause,
5598 objc_build_finally_clause, objc_finish_try_stmt): New.
5599 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5601 (c_parse_init): Update comment.
5602 * c-decl.c (c_init_decl_processing): Update comment.
5603 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5604 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5605 new c_declspecs members.
5607 2005-02-25 Julian Brown <julian@codesourcery.com>
5609 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5610 from being used for symbols with vague linkage when
5611 HAVE_GAS_COMDAT_GROUP is true.
5613 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5615 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5617 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5620 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5621 (LIBGCC2_HAS_DF_MODE): New.
5622 (LIBGCC2_HAS_XF_MODE): New.
5623 (LIBGCC2_HAS_TF_MODE): New.
5624 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5625 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5626 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5627 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5628 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5629 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5630 and add _fixtfdi, _fixunstfdi, _floatditf
5631 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5632 L_fixunstfdi, L_floatditf.
5633 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5634 (LIBGCC2_HAS_TF_MODE): Define.
5636 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5638 PR tree-optimization/20204
5639 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5640 REWRITE_THIS_STMT markers on PHI nodes.
5641 (rewrite_initialize_block): Likewise.
5643 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5645 * version.c (version_string): Update to 4.1.
5647 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5649 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5650 Clarify that the alternative way doesn't work in GNU C++.
5652 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5654 PR tree-optimization/19937
5655 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5656 to the type of the induction variable.
5658 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5660 PR rtl-optimization/20117
5661 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5662 the block including noncopyable insn.
5664 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5666 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5667 calls to find_reg_note.
5669 2005-02-24 Richard Henderson <rth@redhat.com>
5672 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5675 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5677 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5678 vector types if to use base reg for misaligned non-word ld/std.
5680 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5683 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5684 dwarf2 label manually and put it after, not before the prologue.
5686 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5689 * reload.c (operands_match_p): Only increment register number for
5690 SCALAR_INT_MODE_P modes in multiple hard registers.
5692 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5695 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5697 * ChangeLog.5: Fix log message typo(s).
5698 * ChangeLog.7: Likewise.
5699 * ChangeLog.tree-ssa: Likewise.
5700 * cfgexpand.c: Fix comment typo(s).
5701 * conflict.c: Likewise.
5702 * defaults.h: Likewise.
5703 * dwarf2out.c: Likewise.
5705 * ggc-page.c: Likewise.
5706 * tree-eh.c: Likewise.
5707 * tree-ssa-dom.c: Likewise.
5709 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5712 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5713 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5714 if SHARED is defined.
5717 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5718 allow splitting only if operands 0 and 3 don't overlap.
5720 2005-02-24 Richard Henderson <rth@redhat.com>
5723 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5724 (fold_builtin_1): Call them.
5725 * fold-const.c (fold_complex_mult_parts): Split out from ...
5726 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5727 (fold_complex_div_parts, fold_complex_div): New.
5729 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5731 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5733 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5734 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5736 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5737 (print_node): Likewise.
5738 Print TYPE_SIZES_GIMPLIFIED.
5740 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5742 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5743 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5744 operands as commutative in constraints.
5746 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5748 * tree-into-ssa.c: Re-organize internal functions.
5750 2005-02-24 Richard Henderson <rth@redhat.com>
5753 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5755 * common.opt (fcx-limited-range): New.
5756 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5757 * toplev.c (flag_complex_method): Initialize to 1.
5758 (process_options): Set flag_complex_method to 0 if
5759 flag_cx_limited_range.
5760 * doc/invoke.texi (-fcx-limited-range): New.
5762 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5764 * cse.c (delete_trivially_dead_insns): Speed up by using
5765 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5768 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5770 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5771 functions when -mid-shared-library is being used.
5773 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5775 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5776 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5777 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5778 * system.h: Poison LINK_LIBGCC_SPECIAL.
5780 2005-02-23 James E Wilson <wilson@specifixinc.com>
5782 * gengtype.c (note_insn_name): Make 1 element larger.
5784 2005-02-23 Roger Sayle <roger@eyesopen.com>
5787 PR rtl-optimization/20097
5788 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5789 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5791 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5793 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5794 * t-aix52 (SHLIB_INSTALL): Same.
5796 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5798 * genpreds.c: Update copyright.
5800 2005-02-23 Michael Beach <michaelb@ieee.org>
5803 * config/sparc/t-elf (startup files): Assemble with CPP.
5805 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5807 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5808 (write_predicate_expr): Likewise.
5810 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5812 PR tree-optimization/20100
5813 PR tree-optimization/20115
5814 * tree-optimize.c (init_tree_optimization_passes): Remove
5815 pass_maybe_create_global_var.
5816 * tree-pass.h (pass_maybe_create_global_var): Remove.
5817 * tree-ssa-alias.c (aliases_computed_p): Declare.
5818 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5819 (count_calls_and_maybe_create_global_var): Remove.
5820 (pass_maybe_create_global_var): Remove.
5821 (init_alias_info): Do not declare aliases_computed_p.
5822 (maybe_create_global_var): If the function contains no
5823 call-clobbered variables and a mix of pure/const and regular
5824 function calls, create .GLOBAL_VAR.
5825 Mark all call-clobbered variables for renaming.
5826 (merge_pointed_to_info): Update comment.
5827 (add_pointed_to_var): Likewise.
5828 (is_escape_site): Likewise.
5829 Accept struct alias_info * instead of size_t *.
5831 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5833 * tree-ssa-operands.c (get_call_expr_operands): If
5834 ALIASES_COMPUTED_P is false, do not add call-clobbering
5836 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5837 (delete_tree_ssa): Likewise.
5839 2005-02-22 James E Wilson <wilson@specifixinc.com>
5841 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5842 (do_compile): Do call it here.
5844 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5846 PR rtl-optimization/20017.
5847 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5848 rest_of_handle_cse2, rest_of_handle_gcse): Call
5849 delete_dead_jumptables immediately before calling cleanup_cfg.
5851 2005-02-22 Devang Patel <dpatel@apple.com>
5854 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5857 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5859 * config/rs6000/aix.h (WINT_TYPE): Define.
5861 2005-02-22 Stan Shebs <shebs@apple.com>
5863 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5864 natural alignment for 64-bit Darwin.
5865 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5867 * doc/invoke.texi: Document this.
5869 2005-02-22 DJ Delorie <dj@redhat.com>
5871 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5872 to make_[un]signed_type, not the mode itself.
5874 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5876 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5877 not available. Use tail calls wherever possible.
5878 (make_edge): Call unchecked_make_edge to create an edge.
5880 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5881 (coalesce_ssa_name): Don't check for
5882 SSANORM_USE_COALESCE_LIST.
5883 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5885 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5887 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5888 (rewrite_into_ssa): ... here.
5890 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5892 PR tree-optimization/19786
5893 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5894 tag to another's may-alias bitmap when adding to the other's list.
5896 2005-02-21 DJ Delorie <dj@redhat.com>
5898 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5899 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5900 registers in unsupported ways.
5901 * expmed.c (init_expmed): Likewise.
5903 2005-02-21 Stan Cox <scox@redhat.com>
5905 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5907 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5909 * tree-cfg.c (fold_cond_expr_cond): New.
5910 (make_edges): Call fold_cond_expr_cond.
5911 (find_taken_edge): Accept nothing but INTEGER_CST.
5912 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5914 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5916 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5917 that do not belong to any basic block.
5919 2005-02-21 Jeff Law <law@redhat.com>
5921 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5924 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5926 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5927 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5928 Adjust their definitions.
5929 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5930 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5932 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5933 genautomata.c, langhooks.c, langhooks.h, system.h,
5934 config/arm/lib1funcs.asm: Update copyright.
5936 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5938 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5940 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5943 * doc/install.texi: Document --with-gc.
5945 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5947 * simplify-rtx.c (simplify_unary_operation): Add a missing
5950 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5952 PR tree-optimization/18663
5953 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5954 if the type has variable bounds.
5956 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5958 * gcse.c: Remove an obsolete comment.
5960 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5962 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5964 * doc/extend.texi (Function Attributes) <Attribute const>: The
5965 attribute "pure" is below this text, not above.
5967 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5969 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5970 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5971 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5973 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5976 * langhooks.h (struct lang_hooks): Add to_target_charset.
5977 * langhooks.c (lhd_to_target_charset): New function.
5978 * langhooks-def.h: Declare lhd_to_target_charset.
5979 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5980 (LANG_HOOKS_INITIALIZER): Update.
5981 * c-common.c (c_common_to_target_charset): New function.
5982 * c-common.h: Declare it.
5983 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5984 c_common_to_target_charset.
5986 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5987 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5989 * system.h: Poison them.
5990 * doc/tm.texi: Don't discuss them.
5991 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5992 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5993 (pp_c_char): Do not attempt to generate letter escapes for
5995 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5996 * config/mips/mips.c (mips_output_ascii): Likewise.
5998 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
6000 PR tree-optimization/19951
6001 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
6004 2005-02-19 Steven Bosscher <stevenb@suse.de>
6007 * function.h (struct function): New field `max_loop_depth'.
6008 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
6009 (flow_loops_find): Reset the max loop depth count before finding loops.
6010 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
6011 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
6012 (calculate_global_regs_live): Make sure the loop will terminate
6013 when the initial sets are not empty.
6015 2005-02-19 Zack Weinberg <zack@codesourcery.com>
6017 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
6019 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
6021 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
6024 * doc/invoke.texi: Remove documentation of %M spec.
6026 (init_spec): Remove %M suffix from -lgcc_s.
6027 (do_spec_1): Remove 'M' case.
6028 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
6029 to put shared libraries in the multilib directory. Remove the
6030 shlib_so_soname substitution variable. Don't add a multilib encoding
6031 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
6032 reported by -print-multi-os-directory. Pass @multilib_dir@ to
6033 SHLIB_INSTALL as well as SHLIB_LINK.
6034 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
6035 (SHLIB_NAME): Delete.
6036 (SHLIB_DIR): New macro.
6037 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
6038 (SHLIB_INSTALL): Adjust accordingly.
6039 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
6040 * config/t-slibgcc-sld: Likewise.
6041 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
6042 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
6043 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
6045 (SHLIBUNWIND_INSTALL): Adjust accordingly.
6046 * config/i386/t-nwld (SHLIB_SONAME): Delete.
6047 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
6048 Use @shlib_base_name@ instead of @shlib_so_name@.
6049 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
6050 and @shlib_base_name@.so in @multilib_dir@.
6051 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
6052 to the install path.
6053 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
6054 (SHLIB_LINK): Remove previous workaround.
6055 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
6056 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
6057 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
6059 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
6060 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
6061 (SHLIB_INSTALL): Adjust accordingly.
6062 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
6063 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
6064 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
6065 config/t-slibgcc-elf-ver.
6067 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
6068 Jakub Jelinek <jakub@redhat.com>
6070 PR tree-optimization/19828
6071 * tree-ssa-loop-im.c: Add a TODO comment.
6072 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
6073 without side-effects.
6075 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6077 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
6080 2005-02-18 James E. Wilson <wilson@specifixinc.com>
6082 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
6083 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
6084 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
6086 (ia64_reorg): Delete fixup_errata call.
6087 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
6088 (TARGET_SWITCHES): Delete -mb-step entry.
6090 2005-02-19 Jakub Jelinek <jakub@redhat.com>
6093 * c-typeck.c (composite_type): Handle quals in transparent unions.
6094 (type_lists_compatible_p): Likewise.
6096 2005-02-18 Stan Shebs <shebs@apple.com>
6098 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
6099 expressions in the .literal8 section.
6101 2005-02-18 Geoffrey Keating <geoffk@apple.com>
6103 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
6105 2005-02-18 Roger Sayle <roger@eyesopen.com>
6107 * fold-const.c (constant_boolean_node): Always create values of the
6108 specified type, don't bother calling truthvalue_conversion.
6110 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6112 * except.c (output_function_exception_table): Call
6113 assemble_external_libcall (eh_personality_libfunc).
6115 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6118 * config/ia64/ia64.h (struct machine_function): Add state_num.
6119 * config/ia64/ia64.c (process_epilogue,
6120 process_for_unwind_directive): Use new unwind state numbers each
6121 time rather than state 1.
6123 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
6126 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
6127 before the "*llgt_didi" pattern.
6129 2005-02-18 Jason Merrill <jason@redhat.com>
6131 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
6133 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
6135 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
6136 (div0): Use it in place of ARM_FUNC_ALIAS.
6137 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
6139 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
6142 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
6143 access, the lower bound of the array type if it exists.
6145 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
6148 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
6149 cases that are out-of-range for the index type.
6151 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
6153 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
6154 (estimate_case_costs): Don't call convert.
6155 * expmed.c (expand_shift): Likewise.
6156 (make_tree): Call fold_convert instead of convert.
6158 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6161 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
6162 that ref to be marked MEM_READONLY_P doesn't have base that needs
6165 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
6167 * genautomata.c (output_get_cpu_unit_code_func,
6168 output_cpu_unit_reservation_p): Don't generate old-style function
6171 2005-02-18 Jakub Jelinek <jakub@redhat.com>
6174 PR tree-optimization/20009
6175 * convert.c (convert_to_integer): Revert 2005-02-16 change.
6177 PR tree-optimization/18947
6178 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
6179 inline, remove all nodes that are inlined into the extern inline
6182 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6184 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
6185 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
6186 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
6187 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
6190 2005-02-17 Roger Sayle <roger@eyesopen.com>
6192 PR tree-optimization/19917
6193 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
6194 to be potentially trapping.
6196 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
6198 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
6200 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
6202 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
6203 tem becomes a local variable which is set to the value of the
6204 back end defined INITIAL_FRAME_ADDRESS macro.
6205 (expand_builtin_frame_address): Omit the base parameter to
6206 expand_builtin_return_addr.
6207 (expand_builtin_profile_func): Likewise.
6208 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
6209 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
6210 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
6212 2005-02-17 Jakub Jelinek <jakub@redhat.com>
6214 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
6215 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
6216 * config/frv/frv.c (frv_function_epilogue): Likewise.
6218 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
6220 * lambda-code (perfect_nestify): Remove mark/unmark
6222 * tree-loop-linear.c (linear_transform_loops): Add
6223 rewrite_into_ssa call so that ssa is correct for
6224 rewriting into loop closed.
6226 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
6228 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
6229 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
6231 * bt-load.c (btr_def_live_range, combine_btr_defs,
6232 migrate_btr_def, migrate_btr_defs): Likewise.
6233 * cfgcleanup.c (thread_jump): Likewise.
6234 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
6235 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
6236 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
6237 df_rd_local_compute, df_reg_info_compute): Likewise.
6238 * dominance.c (init_dom_info, free_dom_info): Likewise.
6239 * flow.c (init_propagate_block_info,
6240 free_propagate_block_info): Likewise.
6241 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
6242 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
6243 modify_reg_pav): Likewise.
6244 * loop-invariant.c (find_defs, find_invariant_insn,
6245 find_invariants, free_inv_motion_data): Likewise.
6246 * predict.c (tree_predict_by_opcode,
6247 estimate_bb_frequencies): Likewise.
6248 * stmt.c (expand_case): Likewise.
6249 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
6250 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
6251 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
6252 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
6253 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
6254 rewrite_ssa_into_ssa): Likewise.
6255 * tree-optimize.c (tree_rest_of_compilation): Likewise.
6256 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
6257 analyze_edges_for_bb, perform_edge_inserts): Likewise.
6258 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
6259 * tree-sra.c (tree_sra): Likewise.
6260 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
6261 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
6262 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
6263 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
6264 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
6265 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
6267 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
6268 calculate_live_on_entry, calculate_live_on_exit,
6269 build_tree_conflict_graph): Likewise.
6270 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
6271 record_important_candidates, set_use_iv_cost, find_depends,
6272 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
6273 tree_ssa_iv_optimize_finalize): Likewise.
6274 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
6275 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
6276 tree_duplicate_loop_to_header_edge): Likewise.
6277 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
6278 * tree-ssa.c (verify_flow_insensitive_alias_info,
6279 verify_name_tags, verify_ssa, init_tree_ssa,
6280 delete_tree_ssa): Likewise.
6281 * tree-ssanames.c (marked_ssa_names, init_ssanames,
6282 fini_ssanames): Likewise.
6283 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
6285 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
6287 * config/rs6000/t-rtems: Completely reworked.
6289 2005-02-17 Ira Rosen <irar@il.ibm.com>
6291 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
6293 2005-02-17 Ira Rosen <irar@il.ibm.com>
6295 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
6296 POINTER_TYPE_P when checking that type is a pointer.
6297 (vect_get_memtag): Remove.
6298 (vect_address_analysis): Use POINTER_TYPE_P. Call
6299 vect_object_analysis with dummy parameter for memtag.
6300 (vect_object_analysis): Extract memtag (functionality that
6301 used to be in vect_get_memtag and moved here). Fix printings.
6302 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
6303 with correct parameters. Remove call to vect_get_memtag.
6305 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
6307 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
6308 (tree-vectorizer.o): Added missing dependencies.
6310 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
6312 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
6313 declaration in tree-vectorizer.c, now has an extern declaration in
6315 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6316 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6317 get_vectype_for_scalar_type, vect_is_simple_use,
6318 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6319 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
6320 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
6321 vectorizable_store, vectorizable_operation, vectorizable_assignment,
6322 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
6323 find_loop_location): Likewise.
6325 * tree-vectorizer.c (langhooks.h): #include removed.
6326 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
6327 moved to tree-vectorized.h.
6328 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6329 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
6330 get_vectype_for_scalar_type, vect_is_simple_use,
6331 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
6332 vect_supportable_dr_alignment, new_loop_vec_info,
6333 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
6334 vect_set_verbosity_level, find_loop_location): Likewise.
6336 (vect_analyze_loop): Function externalized. Declaration moved to
6337 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
6338 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
6339 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
6340 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
6341 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
6342 vect_enhance_data_refs_alignment, vect_analyze_operations,
6343 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
6344 vect_stmt_relevant_p, vect_get_loop_niters,
6345 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
6346 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
6347 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
6348 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
6349 vect_get_memtag): Likewise.
6351 (vectorizable_load): Function externalized. Declaration moved to
6352 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
6353 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
6354 vect_transform_loop): Likewise.
6355 (vect_transform_stmt): Moved to tree-vect-transform.c.
6356 (vect_align_data_ref, vect_create_destination_var,
6357 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
6358 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
6359 vect_get_vec_def_for_operand, vect_init_vector,
6360 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
6361 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
6362 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
6363 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
6364 vect_do_peeling_for_loop_bound): Likewise.
6366 * tree-vect-analyze.c: New file.
6367 * tree-vect-transform.c: New file.
6369 2005-02-17 Jason Merrill <jason@redhat.com>
6371 PR mudflap/19319, c++/19317
6372 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
6375 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
6377 * doc/install.texi (Specific): Update link for Darwin-specific
6380 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
6382 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
6383 constant_boolean_node.
6385 2005-02-16 David Edelsohn <edelsohn@gnu.org>
6388 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
6389 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
6391 2005-02-16 Richard Henderson <rth@redhat.com>
6394 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
6396 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
6397 replace uses with Wtype_MAXp1_F.
6398 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
6399 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
6400 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
6401 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
6402 and HAVE_TFMODE as appropriate.
6403 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
6404 (__floatdisf): Likewise.
6405 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
6406 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
6407 (Wtype_MAXp1_F): New.
6408 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
6409 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
6411 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
6414 * arm.c (arm_apply_result_size): New function.
6415 * arm.h (APPLY_RESULT_SIZE): Define.
6416 * arm-protos.h (arm_apply_result_size): Add prototype.
6417 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
6418 (movxf): New expand.
6419 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
6420 (call_value_symbol): Remove predicate for operand 0.
6421 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
6422 (untyped_call): Rework to correclty return values for any type.
6423 (untyped_return): New expand.
6424 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
6426 2005-02-16 Stan Shebs <shebs@apple.com>
6428 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
6429 * config/rs6000/t-darwin8: New, for 64-bit multilib.
6431 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
6433 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
6434 configure settings on Solaris 7 and later.
6436 2005-02-16 Diego Novillo <dnovillo@redhat.com>
6438 PR tree-optimization/19865
6439 * tree-optimize.c (init_tree_optimization_passes): Run
6440 pass_may_alias after pass_sra.
6442 2005-02-16 Richard Henderson <rth@redhat.com>
6443 Stuart Hastings <stuart@apple.com>
6446 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
6447 Do nothing if debug info suppressed for this function.
6448 (dbxout_begin_function): Early exit if debug info suppressed for
6451 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
6454 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
6456 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6458 PR tree-optimization/19967
6459 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
6460 expand_builtin_strchr, expand_builtin_strrchr): Take a new
6461 argument TYPE. Adjust calls to fold_builtin_XXX.
6462 (expand_builtin, fold_builtin_1): Adjust calls to
6464 (fold_builtin_strchr, fold_builtin_strpbrk,
6465 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6466 result to a requested type TYPE.
6468 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6471 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6472 (T)x & (T)cst if (T)cst overflows.
6473 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6474 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6476 2005-02-15 Jeff Law <law@redhat.com>
6478 * gcse.c (blocks_with_calls): New bitmap.
6479 (alloc_gcse_mem): Allocate it.
6480 (free_gcse_mem): Free it.
6481 (clear_modifY_mem_tables): Clear it.
6482 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6483 when we encounter CALL_INSNs.
6484 (compute_transp, case MEM): Handle blocks with calls separate
6485 from blocks without calls. Use bitmap iterators rather than
6488 2005-02-15 Peter O'Gorman <peter@pogma.com>
6491 * mklibgcc.in (vis_hide): Use a temporary object file, not
6494 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6497 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6498 access optimization.
6500 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6501 Alan Modra <amodra@bigpond.net.au>
6504 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6505 (_xlqsub): Rename to __gcc_qsub.
6506 (_xlqmul): Rename to __gcc_qmul.
6507 (_xlqdiv): Rename to __gcc_qdiv.
6508 Provide versioned symbol aliases with old names.
6509 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6510 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6511 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6512 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6513 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6515 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6517 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6518 Fold ~(A - 1) and ~(A + -1) to -A.
6520 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6524 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6525 config/pa/pa-host.c:pa_gt_pch_use_address.
6527 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6529 * tree-vn.c (get_value_handle): Make sure that given an
6530 is_gimple_min_invariant expression, we always return it.
6532 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6534 * passes.c (rest_of_handle_gcse): Fix a comment.
6536 2005-02-15 Jeff Law <law@redhat.com>
6538 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6540 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6541 (canon_list_insert, record_last_mem_set_info): Similarly.
6542 (clear_modify_mem_tables): Similarly.
6544 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6546 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6547 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6548 config/mips/mips.md, config/rs6000/aix.h,
6549 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6551 2005-02-15 Richard Henderson <rth@redhat.com>
6553 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6554 call to be best_edge.
6556 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6558 * basic-block.h: Adjust the prototype for find_basic_blocks.
6559 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6560 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6563 * flow.c (recompute_reg_usage): Remove all arguments.
6564 * passes.c (rest_of_compilation): Adjust the call to
6565 recompute_reg_usage.
6566 * rtl.h: Adjust the prototype for recompute_reg_usage.
6568 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6570 * tree-dump.c (dump_files): Update to reflect new member
6572 (dump_register): Add new argument.
6574 (dump_switch_p_1): Check against glob name if doglob was passed.
6575 (dump_switch_p): Check against regular first, then glob if
6576 we didn't have any hits on the dump name.
6577 * tree-optimize.c (register_one_dump_file):
6578 Pass in glob name as well.
6579 * tree-pass.h (struct dump_file_info): Add glob
6582 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6584 PR preprocessor/16323
6585 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6587 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6590 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6591 (trunctfdf2_internal1): New.
6592 (trunctfdf2_internal2): Renamed from trunctfdf2.
6594 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6596 PR tree-optimization/19853
6597 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6599 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6601 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6602 delete_dead_jumptables and cleanup_cfg.
6604 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6606 * reload.c (find_reloads): Swap address_reloaded flags when
6607 swapping commutative operands.
6609 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6611 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6612 Use standard_iv_increment_position for computing the bsi position
6614 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6617 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6620 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6621 life range of hard registers.
6622 * value-prof.c (insn_prefetch_values_to_profile): Only
6625 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6626 profile in libcalls.
6628 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6630 * bitmap.h (bitmap_and_compl_into): Return bool.
6631 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6633 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6635 PR tree-optimization/19944
6636 * fold-const.c (fold): Re-add ABS_EXPR folding.
6638 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6641 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6642 {TARGET,MASK}_XL_COMPAT.
6643 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6645 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6646 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6648 (rs6000_arg_partial_bytes): Same.
6649 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6650 and XL compatibility enabled.
6651 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6652 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6653 test to final condition.
6654 (cmptf_internal2): New.
6655 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6656 xl-compat. Add TFmode information to description.
6658 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6660 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6662 2005-02-13 Jason Merrill <jason@redhat.com>
6665 * fold-const.c (fold_indirect_ref_1): Split out from...
6666 (build_fold_indirect_ref): Here.
6667 (fold_indirect_ref): New fn.
6668 * tree.h: Declare it.
6669 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6670 (gimplify_modify_expr_rhs): Likewise.
6671 (gimplify_expr): Likewise.
6673 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6675 PR tree-optimization/14303
6676 PR tree-optimization/15784
6677 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6678 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6679 ABS_EXPR<x> != 0 to x != 0.
6681 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6683 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6684 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6685 spelling conventions.
6687 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6688 delete_trivially_dead_insns too many times.
6690 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6693 2005-02-12 Ira Rosen <irar@il.ibm.com>
6695 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6696 (vect_is_simple_iv_evolution): Remove redundant parameter
6698 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6699 without last parameter.
6700 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6701 Return pointer step. Call vect_is_simple_iv_evolution without
6702 last parameter. Check only that the step is multiple of size
6703 type. Remove stmt_vinfo updates.
6704 (vect_get_memtag_and_dr): Remove.
6705 (vect_get_memtag): New function.
6706 (vect_address_analysis): New function.
6707 (vect_object_analysis): New function.
6708 (vect_analyze_data_refs): Call vect_object_analysis and
6709 vect_get_memtag. Update stmt_vinfo fields.
6711 2005-02-12 Ira Rosen <irar@il.ibm.com>
6713 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6714 exist and are objects. Remove checks for pointer.
6715 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6716 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6717 (vect_create_data_ref_ptr): Likewise.
6718 (vect_base_addr_differ_p): New function.
6719 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6720 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6721 Don't set the DR_BASE_NAME field of data-ref.
6722 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6724 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6726 * optabs.h (enum optab_index): Add new OTI_ldexp.
6727 (ldexp_optab): Define corresponding macro.
6728 * optabs.c (init_optabs): Initialize ldexp_optab.
6729 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6731 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6733 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6734 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6736 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6737 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6740 2005-02-12 Ira Rosen <irar@il.ibm.com>
6742 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6744 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6746 (vect_get_base_and_offset): Always return an address.
6747 (vect_create_addr_base_for_vector_ref): Remove treatment for
6748 different data reference types.
6749 (vect_compute_data_ref_alignment): Rename base to base_address in
6750 stmt_vec_info. Get the object in order to force its alignment.
6751 (vect_get_memtag_and_dr): Rename base to base_address in
6752 stmt_vec_info. Extract the object for memtag analysis.
6754 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6756 PR regression/19898.
6757 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6758 changes cc_status, use apply modified_in_p to part of cc_status
6759 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6762 2005-02-11 Richard Henderson <rth@redhat.com>
6764 * tree-complex.c (expand_complex_libcall): New.
6765 (expand_complex_multiplication): Use it for c99 compliance.
6766 (expand_complex_division): Likewise.
6767 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6769 * builtins.c (built_in_names): Remove const.
6770 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6772 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6773 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6774 (built_in_names): Remove const.
6775 * c-common.c (c_common_type_for_mode): Handle complex modes.
6776 * flags.h, toplev.c (flag_complex_method): Rename from
6777 flag_complex_divide_method.
6778 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6779 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6780 * libgcc2.h: Declare them.
6781 * libgcc-std.ver: Export them.
6782 * mklibgcc.in (lib2funcs): Build them.
6784 2005-02-11 Steven Bosscher <stevenb@suse.de>
6786 PR tree-optimization/19876
6787 Partially revert my change from 2005-01-14
6788 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6789 (compute_antic): ...and remove the loop here.
6791 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6794 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6795 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6797 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6798 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6800 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6802 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6803 offsets for the big-endian 32-bit case.
6805 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6807 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6809 2005-02-11 Dale Johannesen <dalej@apple.com>
6811 * cselib.c (cselib_process_insn): Clear out regs where
6812 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6813 * reload.c (find_equiv_reg): Ditto.
6815 2005-02-11 Ian Lance Taylor <ian@airs.com>
6817 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6820 * tree.c (build_function_type_list): Work correctly if there are
6823 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6825 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6826 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6827 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6828 TARGET_ZARCH instead of TARGET_64BIT.
6830 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6832 * config/rs6000/t-rtems:
6833 (MULTILIB_OPTIONS): Remove mcpu=602.
6834 (MUTLILIB_DIRNAMES): Remove m602.
6835 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6836 Let mcpu=602 match mcpu=603.
6837 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6839 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6841 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6844 2005-02-10 David Daney <ddaney@avtrex.com>
6846 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6847 * config/i386/linux-unwind.h: Likewise.
6848 * config/ia64/linux-unwind.h: Likewise.
6849 * config/mips/linux-unwind.h: Likewise.
6850 * config/pa/linux-unwind.h: Likewise.
6851 * config/rs6000/linux-unwind.h: Likewise.
6852 * config/s390/linux-unwind.h: Likewise.
6853 * config/sh/linux-unwind.h: Likewise.
6854 * config/sparc/linux-unwind.h: Likewise.
6856 2005-02-10 Steven Bosscher <stevenb@suse.de>
6858 PR tree-optimization/17549
6859 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6860 TER to replace a DEF with its expression if the DEF and the
6861 rhs of the expression we replace into have the same root
6864 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6866 * config/mips/mips.md: Fix the placement of the match_scratch in the
6869 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6871 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6874 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6876 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6877 (strip_offset): Handle addresses.
6878 (add_address_candidates): Use strip_offset.
6879 (difference_cost): Reflect strip_offset change.
6880 (force_var_cost, difference_cost): Strip nops.
6882 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6884 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6886 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6887 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6888 config/cris/cris-protos.h, config/cris/cris.c: Update
6891 2005-02-10 Jeff Law <law@redhat.com>
6893 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6894 (lookup_avail_expr): Similarly.
6896 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6898 * builtins.c (fold_builtin_powi): New function.
6899 (fold_builtin_1): Call it.
6901 2005-02-10 Steven Bosscher <stevenb@suse.de>
6903 PR documentation/19309
6904 * doc/cpp.texi: The __GNUC__ and related predefined macros
6905 are also defined for the "standalone" cpp.
6906 Some non-GCC compilers may also define __GNUC__.
6908 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6911 * c-typeck.c (common_type): New routine. Old common_type renamed
6913 (c_common_type): ...this.
6914 (build_conditional_expr, build_binary_op): Use c_common_type instead
6917 2005-02-10 Steven Bosscher <stevenb@suse.de>
6919 * doc/md.texi: Replace @samp{length} with @code{length}.
6921 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6923 PR tree-optimization/18687
6924 * tree-flow.h (find_loop_niter): Declare.
6925 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6926 Try using scev even for loops with more than one exit.
6927 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6928 (struct ivopts_data): Added niters field.
6929 (struct nfe_cache_elt): New.
6930 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6932 (tree_ssa_iv_optimize_init): Initialize niters cache.
6933 (determine_number_of_iterations): Removed.
6934 (find_induction_variables): Do not call determine_number_of_iterations.
6935 Access niters for single exit through niter_for_single_dom_exit.
6936 (add_iv_outer_candidates): Access niters for single exit through
6937 niter_for_single_dom_exit.
6938 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6939 number_of_iterations_cond.
6940 (iv_period): New function.
6941 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6942 (may_replace_final_value): Take data argument. Use
6943 niter_for_single_dom_exit.
6944 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6945 (rewrite_use_compare): Pass data to may_eliminate_iv.
6946 (rewrite_use_outer): Pass data to may_replace_final_value.
6947 (free_loop_data): Clean up the niters cache.
6948 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6949 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6950 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6951 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6952 (num_ending_zeros): Moved to tree.c.
6953 * tree.h (num_ending_zeros): Declare.
6954 * tree.c (num_ending_zeros): Moved from tree.c.
6956 2005-02-09 Richard Henderson <rth@redhat.com>
6958 * builtins.c (DEF_BUILTIN): Add COND argument.
6959 * tree.h (DEF_BUILTIN): Likewise.
6960 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6961 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6963 (DEF_BUILTIN_STUB): New.
6964 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6965 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6966 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6967 * c-common.c (DEF_BUILTIN): Add COND argument.
6968 * tree.c (local_define_builtin): New.
6969 (build_common_builtin_nodes): New.
6971 2005-02-09 Roger Sayle <roger@eyesopen.com>
6973 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6974 floating point expression ignoring the sign of the result.
6975 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6976 (fold) <MULT_EXPR>: Use it to simplify x*x.
6977 * tree.h (fold_strip_sign_ops): Prototype here.
6978 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6979 argument. Use fold_strip_sign_ops to simplify the first argument.
6980 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6981 first argument when the second argument is an even integer
6982 constant, but only with -funsafe_math_optimizations.
6983 (fold_builtin_1): Update call to fold_builtin_copysign.
6985 2005-02-09 Ian Lance Taylor <ian@airs.com>
6988 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6989 just check whether EH_FILTER_FAILURE falls through.
6991 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6993 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6994 insns return to ready list in the next turn.
6996 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6999 * builtins.def: New __builtin_powi[lf].
7000 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
7001 (expand_builtin_powi): New function.
7002 (expand_builtin): Dispatch to expand_builtin_powi.
7003 * libgcc2.h: Add prototypes for __builtin_powi[lf].
7004 * libgcc2.c: Add __builtin_powi[lf] implementation.
7005 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
7006 * optabs.h: Add powi_optab.
7007 * optabs.c (init_optabs): Initialize powi_optab.
7008 * doc/extend.texi: Document __builtin_powi[lf].
7010 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
7012 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
7015 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
7018 * fold-const.c (try_move_mult_to_index): Remove redundant
7019 type argument. Create ADDR_EXPR with correct type.
7020 (fold): Update callers of try_move_mult_to_index. Convert
7021 result to the appropriate type.
7023 2005-02-09 Roger Sayle <roger@eyesopen.com>
7026 * config/avr/avr.c (default_rtx_costs): Delete.
7027 (avr_operand_rtx_cost): New function.
7028 (avr_rtx_costs): Completely rewrite.
7030 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
7033 * config/cris/cris.c (in_code): New variable.
7034 (cris_output_addr_const): Now a static function, a wrapper for
7036 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
7037 case from old cris_output_addr_const.
7038 (cris_asm_output_label_ref): Similar for LABEL_REF.
7039 (cris_output_addr_const_extra): Similar for UNSPEC.
7040 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
7041 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
7042 * config/cris/cris-protos.h (cris_output_addr_const): Remove
7044 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
7045 (cris_asm_output_label_ref): Declare.
7047 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
7049 PR preprocessor/19801
7050 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
7051 filenames that changed when libcpp was moved to the toplevel.
7053 2005-02-07 Roger Sayle <roger@eyesopen.com>
7055 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7056 zero extensions of BImode operands. Call lowpart_subreg instead
7057 of gen_lowpart_common and gen_lowpart_SUBREG.
7059 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
7062 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
7063 * configure.ac: Set cc_for_cross_gnattools.
7064 * configure: Regenerate.
7066 2005-02-08 Alan Modra <amodra@bigpond.net.au>
7069 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
7071 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
7074 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
7075 of nested functions.
7077 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
7079 * doc/extend.texi: Document deprecated extensions allowing
7080 static floating-point members to have initializers and allowing
7081 floating-point literals in integral constant expressions.
7083 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
7085 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
7086 config/darwin7.h, config/mips/mips.c,
7087 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
7090 * cse.c: Update comments.
7092 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
7095 * builtins.c (fold_builtin_sqrt): Transform
7096 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
7099 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
7100 Dorit Naishlos <dorit@il.ibm.com>
7102 * doc/invoke.texi (ftree-vectorizer-verbose): New.
7103 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
7104 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
7106 * tree.h (vect_set_verbosity_level): New extern function declaration
7108 * tree-vectorizer.h (verbosity_levels): New enum type.
7109 * tree-vectorizer.c (vect_debug_stats): Function removed.
7110 (vect_debug_details): Likewise.
7111 (vect_verbosity_level): Global variable was defined and initialized.
7112 (vect_dump): Global variable definition.
7113 (vect_print_dump_info): New function.
7114 (vect_set_dump_settings): New function.
7115 (vect_set_verbosity_level): New function.
7116 (vectorize_loops): Add call to vect_set_dump_settings.
7118 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
7119 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7120 (slpeel_tree_peel_loop_to_edge): Likewise.
7122 (vect_analyze_offset_expr): Call to vect_print_dump_info with
7123 appropriate verbosity level instead of call to vect_debug_details
7124 or vect_debug_stats.
7125 (vect_get_base_and_offset):
7126 (vect_create_addr_base_for_vector_ref):
7127 (get_vectype_for_scalar_type):
7128 (vect_create_data_ref_ptr):
7130 (vect_get_vec_def_for_operand):
7131 (vect_finish_stmt_generation):
7132 (vectorizable_assignment):
7133 (vectorizable_operation):
7134 (vectorizable_store):
7135 (vectorizable_load):
7136 (vect_transform_stmt):
7137 (vect_update_ivs_after_vectorizer):
7138 (vect_do_peeling_for_loop_bound):
7139 (vect_update_inits_of_drs):
7140 (vect_do_peeling_for_alignment):
7141 (vect_transform_loop):
7142 (vect_is_simple_use):
7143 (vect_analyze_operations):
7144 (vect_is_simple_iv_evolution):
7145 (vect_analyze_scalar_cycles):
7146 (vect_analyze_data_ref_dependence):
7147 (vect_analyze_data_ref_dependences):
7148 (vect_compute_data_ref_alignment):
7149 (vect_enhance_data_refs_alignment):
7150 (vect_analyze_data_refs_alignment):
7151 (vect_analyze_data_ref_access):
7152 (vect_analyze_data_ref_accesses):
7153 (vect_analyze_pointer_ref_access):
7154 (vect_get_memtag_and_dr):
7155 (vect_analyze_data_refs):
7156 (vect_mark_relevant):
7157 (vect_stmt_relevant_p):
7158 (vect_mark_stmts_to_be_vectorized):
7159 (vect_can_advance_ivs_p):
7160 (vect_get_loop_niters):
7161 (vect_analyze_loop_form):
7162 (vect_analyze_loop):
7163 (vectorize_loops): Likewise.
7165 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
7166 (vect_update_inits_of_drs):
7167 (vect_do_peeling_for_alignment):
7168 (vect_transform_loop):
7169 (vect_analyze_operations):
7170 (vect_analyze_scalar_cycles):
7171 (vect_analyze_data_ref_dependences):
7172 (vect_analyze_data_refs_alignment):
7173 (vect_analyze_data_ref_accesses):
7174 (vect_analyze_data_refs):
7175 (vect_mark_stmts_to_be_vectorized):
7176 (vect_get_loop_niters):
7177 (vect_analyze_loop_form):
7178 (vect_analyze_loop): Likewise.
7179 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
7181 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
7185 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7186 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7187 either -ffast-math or -funsafe-math-optimizations is in use.
7189 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7190 * config/mips/irix-csr.c: New file.
7191 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7192 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7193 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7196 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
7198 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
7199 redundant, incorrect definitions.
7201 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
7203 ("*tls_indirect_call"): New, reference hard regs directly.
7204 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
7206 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7208 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
7209 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
7211 2005-02-06 Roger Sayle <roger@eyesopen.com>
7213 PR rtl-optimization/19800
7214 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
7215 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
7218 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
7220 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
7222 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
7225 * doc/invoke.texi: Correct documentation of -freorder-functions.
7227 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7230 * doc/invoke.texi: Don't mention gccbug.
7232 2005-02-06 Roger Sayle <roger@eyesopen.com>
7233 Andrew Pinski <pinskia@physics.uc.edu>
7234 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
7236 * simplify-rtx.c (simplify_relational_operation_1): Simplify
7237 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
7238 into just (zero_extract:SI FOO (const_int 1) BAR).
7240 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7242 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
7243 macro locally. Don't give last revision date. Use GCC version
7244 number from gcc-common.texi.
7245 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
7246 revision date. Use GCC version number from gcc-common.texi.
7247 Describe being a library as current state rather than as 3.x
7249 * doc/gcc.texi: Remove last update date.
7250 * doc/gccint.texi: Likewise. Update copyright dates.
7251 * doc/install.texi: Update copyright dates.
7253 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
7256 * doc/invoke.texi: Mention for each option included in -Wall that
7257 it is included in -Wall.
7258 * doc/gcc.texi: Update copyright and last modification date.
7260 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7262 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
7263 unnecessary cast to original induction variable increments.
7265 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
7267 PR tree-optimization/18219
7268 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
7269 in distributed form.
7271 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
7273 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
7274 Set bitpos and offset later in the function. Do nothing if the
7275 target is a register and if the bitfield lies completely outside
7277 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
7278 here. Return an uninitialised register if the source value is stored
7279 in a register and the bitfield lies completely outside that register.
7281 2005-02-06 Steven Bosscher <stevenb@suse.de>
7283 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
7286 2005-02-06 Marcin Dalecki <martin@dalecki.de>
7288 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
7290 2005-02-06 Geoffrey Keating <geoffk@apple.com>
7292 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
7293 * config/darwin8.h: New.
7294 * config/darwin7.h: Update comment.
7296 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7297 Dorit Naishlos <dorit@il.ibm.com>
7299 * tree-vectorizer.h (LOC): New type.
7300 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
7301 (loop_line_number): New field in struct _loop_vec_info.
7302 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
7304 * tree-vectorizer.c (input.h): Included.
7305 (find_loop_location): New function.
7306 (vect_debug_stats): Argument changed from loop to LOC. Computation of
7307 loop line number removed.
7308 (vect_debug_details): Likewise.
7309 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
7311 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
7312 call to vect_debug_details/stats changed from loop to loop_loc.
7313 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
7314 (slpeel_tree_peel_loop_to_edge): Likewise.
7316 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
7317 changed from NULL to UNKNOWN_LOC.
7318 (vect_get_base_and_offset):
7319 (vect_create_addr_base_for_vector_ref):
7320 (get_vectype_for_scalar_type):
7321 (vect_create_data_ref_ptr):
7323 (vect_get_vec_def_for_operand):
7324 (vect_finish_stmt_generation):
7325 (vectorizable_assignment):
7326 (vectorizable_operation):
7327 (vectorizable_store):
7328 (vectorizable_load):
7329 (vect_transform_stmt):
7330 (vect_update_ivs_after_vectorizer):
7331 (vect_do_peeling_for_loop_bound):
7332 (vect_do_peeling_for_alignment):
7333 (vect_transform_loop):
7334 (vect_is_simple_use):
7335 (vect_analyze_operations):
7336 (vect_is_simple_iv_evolution):
7337 (vect_analyze_scalar_cycles):
7338 (vect_analyze_data_ref_dependences):
7339 (vect_compute_data_ref_alignment):
7340 (vect_enhance_data_refs_alignment):
7341 (vect_analyze_data_ref_access):
7342 (vect_analyze_data_ref_accesses):
7343 (vect_analyze_pointer_ref_access):
7344 (vect_get_memtag_and_dr):
7345 (vect_analyze_data_refs):
7346 (vect_mark_relevant):
7347 (vect_stmt_relevant_p):
7348 (vect_mark_stmts_to_be_vectorized):
7349 (vect_can_advance_ivs_p):
7350 (vect_get_loop_niters):
7351 (vect_analyze_loop):
7352 (vectorize_loops): Likewise.
7354 (vectorizable_load): Argument in call to vect_debug_details/stats
7355 changed from loop to LOOP_LOC (loop_vinfo).
7356 (vect_transform_loop):
7357 (vect_analyze_operations):
7358 (vect_analyze_scalar_cycles):
7359 (vect_analyze_data_ref_dependence):
7360 (vect_enhance_data_refs_alignment):
7361 (vect_analyze_data_ref_accesses):
7362 (vect_analyze_pointer_ref_access):
7363 (vect_analyze_data_refs):
7364 (vect_analyze_loop): Likewise.
7366 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
7367 changed from loop to loop_loc.
7369 (vect_enhance_data_refs_alignment): Removed unused variable loop.
7371 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
7372 Dorit Naishlos <dorit@il.ibm.com>
7374 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
7376 (vect_analyze_data_ref_dependences): Likewise.
7378 (vect_is_simple_use): Argument changed from loop structure to
7379 loop_vect_info structure.
7380 (vect_can_advance_ivs_p): Likewise.
7381 (vect_create_index_for_vector_ref): Likewise.
7382 (vect_update_ivs_after_vectorizer): Likewise.
7383 (new_stmt_vec_info): Likewise.
7385 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
7386 changed from loop to loop_vinfo.
7387 (vect_create_data_ref_ptr): First argument in call to
7388 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
7389 (vectorizable_assignment): Second argument in call to vect_is_simple_use
7390 was changed from loop to loop_vinfo.
7391 (vectorizable_operation): Likewise.
7392 (vectorizable_store): Likewise.
7393 (vect_mark_stmts_to_be_vectorized): Likewise.
7394 (vect_do_peeling_for_loop_bound): First argument in call to
7395 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
7396 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
7397 was changed from loop to loop_vinfo.
7398 (vect_analyze_data_ref_dependences): Third argument in call to
7399 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
7401 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
7402 (vect_create_data_ref_ptr): Likewise.
7403 (vect_init_vector): Likewise.
7404 (vect_get_vec_def_for_operand): Likewise.
7405 (vectorizable_assignment): Likewise.
7406 (vectorizable_operation): Likewise.
7407 (vectorizable_store): Likewise.
7408 (vectorizable_load): Likewise.
7409 (vect_update_ivs_after_vectorizer): Likewise.
7410 (vect_is_simple_use): Likewise.
7411 (vect_analyze_data_ref_dependence): Likewise.
7412 (vect_analyze_pointer_ref_access): Likewise.
7413 (vect_can_advance_ivs_p): Likewise.
7415 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
7416 before _stmt_vec_info.
7417 (_stmt_vec_info): Loop field replaced by loop_vec_info.
7418 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
7419 (new_stmt_vec_info): Argument changed from loop structure to
7420 loop_vect_info structure
7422 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
7423 (vect_analyze_offset_expr): Avoid 80 columns overflow.
7424 (vect_create_addr_base_for_vector_ref): Likewise.
7425 (vect_analyze_pointer_ref_access): Likewise.
7427 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7430 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
7431 phi flag if the phi is abnormal.
7433 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
7436 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
7437 information for the new statement.
7439 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7442 * gcc.c (main): Include the target in -v output.
7444 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
7446 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
7447 Do not drop the extend if we'd have to add a paradoxical subreg
7448 later. Include optabs.h and insn-codes.h.
7449 * Makefile.in (combine.o): Depend on $(OPTABS_H).
7451 2005-02-02 Roger Sayle <roger@eyesopen.com>
7454 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
7455 * fold-const.c (const_binop): Avoid constant folding floating
7456 point operations in modes that use composite representations.
7457 * simplify-rtx.c (simplify_binary_operation): Likewise.
7459 2005-02-02 Geoffrey Keating <geoffk@apple.com>
7461 * config/rs6000/altivec.md (altivec_dst): Make the first operand
7463 (altivec_dstt): Likewise.
7464 (altivec_dstst): Likewise.
7465 (altivec_dststt): Likewise.
7466 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7469 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7471 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7472 EXPR_LOCUS from orig_cond to the new cond_stmt.
7473 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7476 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7478 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7479 standard_iv_increment_position. Remove call to bsi_next
7480 (no need to bump the iterator anymore).
7481 (vect_create_index_for_vector_ref): Call
7482 standard_iv_increment_position. Remove second function argument.
7483 (vect_finish_stmt_generation): Remove call to bsi_next
7484 (no need to bump the iterator anymore).
7485 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7486 to vect_create_index_for_vector_ref.
7488 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7490 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7491 phis are used out of the loop.
7493 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7496 * c-decl.c (undef_nested_function): New variable.
7497 (pop_scope): Diagnose undefined nested functions.
7498 (finish_function): Don't attempt cgraph processing or genericizing
7499 if current top-level function contained an undefined nested
7500 function. Reset undef_nested_function at the end of a top-level
7503 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7505 * tree.c (build_int_cst_type): Take sign of the value into account
7506 when deciding whether sign extend the value.
7508 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7511 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7512 (cpp_options, cc1_options): Change %{std*&ansi} to
7513 %{std*&ansi&trigraphs}.
7515 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7517 * cse.c: Update comments.
7519 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7521 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7522 arguments go on the stack. Do not put complex doubles in odd/even
7525 2005-02-02 Steven Bosscher <stevenb@suse.de>
7527 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7528 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7529 -ftree-pre, and -fthread-jumps.
7531 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7533 PR tree-optimization/19578
7534 * tree-flow.h (modified_noreturn_calls): Declare.
7535 (noreturn_call_p): Declare.
7536 * tree-flow-inline.h (noreturn_call_p): New function.
7537 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7538 * tree-cfg.c (modified_noreturn_calls): New variable.
7539 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7540 that contain a mid-block noreturn call.
7541 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7543 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7545 * df.c (df_def_record_1, df_uses_record): Don't use
7547 * df.h (DF_FOR_REGALLOC): Remove.
7549 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7552 * c-typeck.c (really_start_incremental_init): Reset
7553 constructor_max_index for arrays of incomplete type.
7555 2005-02-02 Jeff Law <law@redhat.com>
7557 * gcse.c (struct reg_set): Store the block index where the register
7558 was set rather than the setting insn.
7559 (record_one_set, compute_transp): Corresponding changes.
7560 (pre_insert_copy_insn): Do not call replace_one_set.
7561 (replace_one_set): Remove.
7563 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7566 * doc/gcov.texi: Fix typo.
7568 2005-02-01 Richard Henderson <rth@redhat.com
7571 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7572 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7574 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7575 * config/i386/i386-protos.h: Update.
7577 2005-02-01 Steven Bosscher <stevenb@suse.de>
7579 PR tree-optimization/19217
7580 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7581 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7582 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7583 that it is walking a PHI node.
7585 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7587 * doc/extend.texi (Nested Functions): Update.
7589 2005-02-01 Richard Henderson <rth@redhat.com>
7592 * optabs.c (expand_copysign_absneg): Export.
7593 * optabs.h (expand_copysign_absneg): Declare.
7594 * config/rs6000/rs6000.md (copysigntf3): New.
7596 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7598 PR tree-optimization/19633
7599 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7600 * tree-ssa-alias.c (init_alias_info): Initialize.
7601 (merge_pointed_to_info): Set.
7602 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7603 (dump_points_to_info_for): Show value of pt_null.
7604 (struct count_ptr_d): Declare.
7605 (find_ptr_dereference): Remove.
7606 (ptr_is_dereferenced_by): Remove.
7607 (count_ptr_derefs): New local function.
7608 (count_uses_and_derefs): New local function.
7609 (compute_points_to_and_addr_escape): Call it. If the number
7610 of dereferences is greater than zero, mark the pointer as
7611 dereferenced. If there are fewer dereferences than uses of
7612 the pointer, the pointer's value escapes.
7614 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7616 PR tree-optimization/19670
7617 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7619 (verify_use): ... set it here, instead.
7621 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7623 * doc/sourcebuild.texi (Test directives): Fix formatting.
7625 * doc/sourcebuild.texi (Test directives): Describe selector
7628 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7630 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7631 specific 64-bit CPUs.
7633 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7636 * arm.c (arm_eliminable_register): New function.
7637 (adjacent_mem_locations): Don't allow eliminable registers. Use
7638 HOST_WIDE_INT for address offsets.
7639 * arm-protos.h (arm_eliminable_register): Add prototype.
7641 2005-02-01 Steven Bosscher <stevenb@suse.de>
7643 PR optimization/15242
7644 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7645 * basic-block.h (duplicate_computed_gotos): Add prototype.
7646 * bb-reorder.c (duplicate_computed_gotos): New function to
7647 duplicate sufficiently small blocks ending in a computed jump.
7648 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7649 if not optimizing for size.
7650 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7651 never do tail merging for blocks ending in a computed jump.
7652 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7654 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7656 Patch from Richard Sandiford <rsandifo@redhat.com>
7657 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7658 from inheriting a subreg equivalence with a non-spill register.
7660 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7662 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7664 * config/frv/frv.c (movcc_fp_destination_operand): New.
7665 (gpr_or_memory_operand): Fix typo in comment.
7666 (gpr_or_memory_operand_with_scratch): New.
7667 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7668 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7669 movcc_fp_destination_operand.
7670 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7671 Legitimize memory addresses using a scratch register.
7673 2005-01-31 Jeff Law <law@redhat.com>
7675 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7676 bitmap a sparse bitmap instead of a simple bitmap.
7677 (mark_def_sites_initialize_block): Corresponding changes.
7678 (ssa_mark_def_sites_initialize_block): Likewise.
7679 (ssa_mark_phi_uses): Likewise.
7680 (mark_def_site, ssa_mark_def_sites): Likewise.
7681 (mark_def_site_blocks): Likewise.
7682 (rewrite_ssa_into_ssa): Likewise.
7684 * tree-ssa-dom.c (record_cond): Pass correct variable type
7685 for last argument to htab_find_slot_with_hash.
7687 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7688 effects when optimizing 0 % X. Do not try to optimize X % 0.
7690 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7692 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7695 2005-02-01 Eric Christopher <echristo@redhat.com>
7697 * config/mips/mips.c (override_options): Warn if -mint64
7699 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7702 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7704 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7706 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7707 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7708 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7709 (cached_regno): Initialize to INVALID_REGNUM.
7710 (cse_reg_info_table_size,
7711 cse_reg_info_table_first_uninitialized,
7712 cse_reg_info_timestamp): New.
7713 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7715 (init_cse_reg_info, get_cse_reg_info_1): New.
7716 (get_cse_reg_info): Cache the last look-up.
7717 (new_basic_block): Update the code to clear mappings from
7718 registers to cse_reg_info entries.
7719 (cse_main): Call init_cse_reg_info.
7721 * cse.c (get_cse_reg_info): Update a comment.
7723 2005-01-31 Steven Bosscher <stevenb@suse.de>
7726 * c-decl.c (start_decl): Do not warn about arrays of elements with
7727 an incomplete type here.
7728 (grokdeclarator): Do it here by making a pedwarn an error.
7729 * c-typeck.c (push_init_level): If there were previous errors with
7730 the constructor type, do not warn about braces for initializers.
7731 (process_init_element): Likewise for excess initializer elements.
7733 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7735 * cse.c (delete_trivially_dead_insn): Don't iterate.
7737 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7739 * config/rs6000/rs6000.md (copysignsf3): New expand.
7740 (copysigndf3): Likewise.
7742 2005-01-31 Steven Bosscher <stevenb@suse.de>
7744 * recog.c (constrain_operands): Only look for earlyclobber operand
7745 conflicts if an '&' constraint was seen.
7747 2005-01-31 Marc Espie <espie@openbsd.org>
7749 * config.gcc: Don't include embedded systems fragment, switches default
7750 debugging format to ELF.
7751 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7752 longer pick it up there.
7754 2005-01-31 Dale Johannesen <dalej@apple.com>
7756 * doc/extend.texi (nested functions): Fix linkage description.
7757 Clarify that static is not allowed.
7759 2005-01-31 Dale Johannesen <dalej@apple.com>
7761 * config/rs6000/darwin.md (movsf_low_di): Make work.
7762 (movdf_low_di): Make work.
7764 2005-01-31 Dale Johannesen <dalej@apple.com>
7766 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7767 Make work for 64 bit.
7769 2005-01-31 Roger Sayle <roger@eyesopen.com>
7770 Dale Johannesen <dalej@apple.com>
7773 * fold-const.c (fold_binary_op_with_conditional_arg):
7774 Make types match original operands, before STRIP_NOPS.
7776 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7778 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7779 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7780 (struct gcc_sigcontext): Delete. Merge contents to..
7781 (struct gcc_ucontext): ..here.
7782 (get_sigcontext): Delete.
7783 (get_regs): New function, like get_sigcontext but return regs ptr.
7784 64-bit version finds regs from r1 to support vdso.
7785 (ppc_linux_aux_vector): New function.
7786 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7789 2005-01-31 Ira Rosen <irar@il.ibm.com>
7791 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7793 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7794 redundant fold. Fix misalignment for MINUS_EXPR.
7795 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7796 (vect_analyze_pointer_ref_access): Likewise.
7797 (vect_get_memtag_and_dr): Likewise.
7799 2005-01-31 Richard Henderson <rth@redhat.com>
7801 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7802 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7803 absnegdf2_i387, absnegxf2_i387): Likewise.
7805 2005-01-31 Richard Henderson <rth@redhat.com>
7808 * optabs.c (expand_copysign_absneg): New.
7809 (expand_copysign_bit): Split out from ...
7810 (expand_copysign): ... here. Use expand_copysign_absneg.
7812 2005-01-30 Roger Sayle <roger@eyesopen.com>
7815 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7816 constant as the second operand and a register as the third.
7818 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7821 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7822 that dllimport'd functions do not use all call-clobbered registers
7825 2005-01-30 Richard Henderson <rth@redhat.com>
7828 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7829 expand_abs_nojump and generalize. Use operand_subword and
7830 emit_no_conflict_block. Support large modes.
7831 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7833 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7834 negation to subtraction.
7835 (expand_copysign): Check that the format has signed zeros.
7836 Use operand_subword and emit_no_conflict_block. Support large modes.
7838 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7840 Fix PR tree-optimization/19624
7842 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7843 * tree-ssa-pre.c: Add cfgloop.h.
7845 (pre_stats): New member, constified.
7846 (inserted_exprs): New static variable.
7847 (NECESSARY): New macro.
7848 (create_expression_by_pieces): Fold the expression, and
7849 mark it as defaulting to not necessary. Also put in
7851 (fully_constant_expression): New function.
7852 (insert_into_preds_of_block): Modify to not insert phis when we
7853 are playing with induction variables.
7854 Push phis onto the inserted_exprs vector, and mark them as not
7855 necessary by default.
7856 (insert_aux): Call fully_constant_expression on eprime.
7857 If all edges produce the same value, mark it constant.
7858 (mark_operand_necessary): New function.
7859 (remove_dead_inserted_code): New function.
7860 (init_pre): Init loop optimizer to get loop info.
7861 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7862 (execute_pre): Commit edge inserts, then remove dead code.
7864 2005-01-30 Richard Henderson <rth@redhat.com>
7866 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7867 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7869 2005-01-30 Richard Henderson <rth@redhat.com>
7872 * config/i386/i386.c (ix86_expand_copysign): New.
7873 (ix86_split_copysign_const): New.
7874 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7875 rearrange op1/nmask operands.
7876 * config/i386/i386-protos.h: Update.
7877 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7878 (copysigndf3): Likewise.
7879 (copysignsf3_const, copysigndf3_const): New.
7880 (copysignsf3_var): Rename from copysignsf3, split out splitter
7881 and fix split predicate for X constraint.
7882 (copysigndf3_var): Similarly.
7884 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7886 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7887 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7888 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7890 2005-01-29 Richard Henderson <rth@redhat.com>
7893 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7894 of # and * in constraints.
7896 2005-01-29 Richard Henderson <rth@redhat.com>
7899 * expr.c (store_field): Don't strip sub-mode cast when the input
7900 data is even smaller.
7902 2005-01-29 Richard Henderson <rth@redhat.com>
7905 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7908 2005-01-29 Richard Henderson <rth@redhat.com>
7910 * combine.c (make_field_assignment): Fix argument order
7913 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7915 PR tree-optimization/15791
7916 * fold-const.c (extract_array_ref): New function.
7917 (fold): Fold comparisons between &a[i] and &a[j] or
7918 semantically equivalent trees.
7920 2005-01-29 Jeff Law <law@redhat.com>
7922 * gcse.c (insert_expr_in_table): Revamp handling of available
7923 and anticipatable occurrence lists to avoid unnecessary list
7925 (insert_set_in_table): Similarly.
7927 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7929 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7931 (c_build_qualified_type): Build qualified array types with
7932 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7933 * c-decl.c (c_make_fname_decl): Build unqualified array type
7934 before qualified type.
7935 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7936 type is qualified, not just if type itself is. Don't apply
7937 qualifiers to array type when declarator is processed. Apply
7938 qualifiers to field type whether or not it is an array type.
7939 Don't handle array types specially for applying qualifiers to
7941 * c-typeck.c (composite_type): Build unqualified element type and
7942 array type when forming composite of array types.
7943 (common_pointer_type, comptypes, comp_target_types,
7944 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7945 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7947 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7948 (args2) in variables a1 and a2.
7950 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7952 * cse.c (n_elements_made, max_elements_made): Remove.
7953 (insert): Don't touch n_elements_made.
7954 (cse_main): Don't touch n_elements_made or max_elements_made.
7956 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7959 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7960 configuration part of dp-bit.c to be lost.
7962 2005-01-28 Roger Sayle <roger@eyesopen.com>
7964 * expmed.c (expand_mult_highpart_optab): When attempting to use
7965 a non-widening multiplication in a wider mode, the operands need
7966 to be converted (zero or sign extended) to that mode.
7968 2005-01-28 Ian Lance Taylor <ian@airs.com>
7972 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7973 through if both operands fall through.
7975 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7977 * cse.c (fold_rtx) <PC>: Don't optimize.
7979 2005-01-28 Jeff Law <law@redhat.com>
7981 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7982 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7984 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7986 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7987 cse_reg_info_used_list_end): Remove.
7988 (cse_reg_info_list, cse_reg_info_list_free): New.
7989 (get_cse_reg_info): When allocating an instance of
7990 cse_reg_info, add it to the beginning of the cse_reg_info_list
7991 list. Remove code to maintain cse_reg_info_used_list.
7992 (new_basic_block): Reset the free list to the beginning of
7995 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7997 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7998 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7999 (frv_expand_mdpackh_builtin): New function.
8000 (frv_expand_builtin): Use it to expand __MDPACKH.
8001 * doc/extend.texi (__MDPACKH): Update documentation.
8003 2005-01-28 Uros Bizjak <uros@kss-loka.si>
8005 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
8006 SSE_FLOAT_MODE_P for use_sse computation.
8008 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
8011 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
8013 2005-01-27 Richard Henderson <rth@redhat.com>
8015 * builtins.c (expand_builtin_copysign): New.
8016 (expand_builtin): Call it.
8017 * genopinit.c (optabs): Add copysign_optab.
8018 * optabs.c (init_optabs): Initialize it.
8019 (expand_copysign): New.
8020 * optabs.h (OTI_copysign, copysign_optab): New.
8021 (expand_copysign): Declare.
8023 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
8024 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
8026 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
8027 (ix86_expand_fp_absneg_operator): ... here.
8028 (ix86_split_copysign): New.
8029 * config/i386/i386-protos.h: Update.
8030 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
8031 (copysignsf3, copysigndf3): New.
8033 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
8034 (copysignsf3, ncopysignsf3): New.
8035 (copysigndf3, ncopysigndf3): New.
8036 (copysignxf3, ncopysignxf3): New.
8037 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
8039 2005-01-27 Arend Bayer <arend.bayer@web.de>
8040 Kazu Hirata <kazu@cs.umass.edu>
8042 * cse.c: (find_best_addr): Don't call copy_rtx before calling
8043 fold_rtx. Save cost recomputation if fold_rtx did nothing.
8044 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
8047 2005-01-27 Jeff Law <law@redhat.com>
8049 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
8050 definitions of SSA_NAMEs which are not being rewritten.
8051 (rewrite_ssa_into_ssa): Only initialize the current definition
8052 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
8053 If checking is enabled, assert that SSA_NAME_AUX is clear for all
8054 SSA_NAMEs before returning.
8056 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
8058 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
8059 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
8060 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
8061 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
8062 config/mips/iris6.h, config/sh/sh.c: Update copyright.
8064 2005-01-27 Steven Bosscher <stevenb@suse.de>
8067 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
8068 higher to -O2 and higher. Likewise for tree PRE.
8069 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
8072 2005-01-27 Ian Lance Taylor <ian@airs.com>
8075 * gimple-low.c (try_catch_may_fallthru): New static function.
8076 (block_may_fallthru): Handle TRY_CATCH_EXPR.
8077 * tree-inline.c (expand_call_inline): Don't warn about reaching
8078 the end of a non-void function being inlined if the function uses
8081 2005-01-27 Jakub Jelinek <jakub@redhat.com>
8083 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
8086 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
8087 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
8088 (implicitly_declare): Handle error_mark_node.
8090 2005-01-27 Richard Henderson <rth@redhat.com>
8093 * tree.h (struct tree_decl): Add debug_expr_is_from.
8094 (DECL_DEBUG_EXPR_IS_FROM): New.
8095 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
8096 * dwarf2out.c (dwarf2out_var_location): Update to match.
8097 * tree-outof-ssa.c (create_temp): Likewise.
8098 * var-tracking.c (track_expr_p): Likewise.
8099 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
8100 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
8101 * toplev.c (default_tree_printer): Likewise.
8103 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
8105 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
8106 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
8108 2005-01-27 Steven Bosscher <stevenb@suse.de>
8110 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
8111 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
8112 ASM_CLOBBERS): Add tree checks.
8114 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
8115 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
8116 * c-common.def (SWITCH_STMT): Update to match.
8117 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
8118 macros instead of SWITCH_EXPR ones.
8119 * c-dump.c (c_dump_tree): Likewise.
8120 * c-gimplify.c (gimplify_switch_stmt): Likewise.
8121 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
8123 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
8125 2005-01-27 Alan Modra <amodra@bigpond.net.au>
8127 * unwind-dw2.c (execute_stack_op): Add missing cases for
8128 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
8130 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
8132 * config.gcc (Obsolete configurations): Remove 'dummy', add
8133 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
8136 2005-01-26 Diego Novillo <dnovillo@redhat.com>
8138 PR tree-optimization/19633
8139 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
8141 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
8142 are no call-clobbered variables.
8143 * tree-outof-ssa.c (check_replaceable): Return false for calls
8146 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
8148 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
8149 even for variables with NULL DECL_INITIAL.
8151 2005-01-26 Stuart Hastings <stuart@apple.com>
8153 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
8155 2005-01-26 Richard Henderson <rth@redhat.com>
8158 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8160 * expr.c (store_field): Strip conversions to odd-bit-sized types
8161 if the destination field width matches.
8163 2005-01-26 Richard Henderson <rth@redhat.com>
8165 * c-decl.c, expmed.c, expr.c: Revert last change.
8167 2005-01-26 Richard Henderson <rth@redhat.com>
8170 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
8172 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
8173 if we don't need the bits above those present in the current mode.
8174 * expr.c (store_field): Strip conversions to odd-bit-sized types
8175 if the destination field width matches.
8177 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8179 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8180 either -ffast-math or -funsafe-math-optimizations is in use.
8182 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
8186 * config/avr/avr.c (notice_update_cc): Only set condition code for
8187 ashrqi3 if shift count > 0.
8188 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
8189 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
8190 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
8191 count <= 0 as a no-op, and shift count >= width by copying zero
8192 or sign bit to all bits of the result.
8193 * config/avr/avr.md (all shifts): Add alternatives for zero shift
8194 count, with attribute "length" set to 0 and "cc" set to "none".
8196 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8198 * doc/invoke.texi: Document -mTLS.
8200 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
8201 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
8202 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
8203 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
8204 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
8205 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
8206 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
8207 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
8209 * configure.ac: Check for a TLS capable gas.
8211 * configure: Regenerate.
8213 2005-01-26 Richard Henderson <rth@redhat.com>
8216 * combine.c (make_field_assignment): Simplify store to zero_extract
8217 from a source with an overlapping mask.
8219 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
8221 2004-11-11 Eric Christopher <echristo@redhat.com>
8223 * config/frv/frv.md: Add fr400_integer automaton. Don't
8224 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
8227 2005-01-26 Steven Bosscher <stevenb@suse.de>
8230 * cfgbuild.c (make_edges): Do not clear or set
8231 current_function_has_computed_jump.
8232 * function.h (struct function): Remove the has_computed_jump field.
8233 (current_function_has_computed_jump): Do not define.
8234 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
8235 in a computed jump. Ignore current_function_has_computed_jump.
8237 2005-01-26 Richard Henderson <rth@redhat.com>
8240 * expr.c (categorize_ctor_elements): New argument p_must_clear.
8241 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
8243 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
8244 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
8245 objects into static storage if they have more than one non-zero value.
8246 * tree.h (categorize_ctor_elements): Update decl.
8248 2005-01-26 Steven Bosscher <stevenb@suse.de>
8251 * tree.h (CALL_EXPR_TAILCALL): Add comment.
8252 * calls.c (check_sibcall_argument_overlap_1): Revert the change
8253 to this function from 2004-07-10.
8254 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
8255 the current function for tail call optimizations if the address
8256 of one of it its arguments is taken.
8258 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
8260 * cse.c (fold_rtx): Call equiv_constant only when necessary.
8262 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
8264 * function.c (expand_function_end): If current_function_calls_alloca,
8265 emit stack restore in a place that is reached when the function falls
8268 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
8270 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
8271 rule to avoid matching inappropriate suffix rule.
8273 2005-01-26 Jan Hubicka <jh@suse.cz>
8275 PR tree-optimization/19241
8276 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
8278 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8280 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
8281 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
8283 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
8284 <sim*>: Always use crt1.o, regardless of N in simN.
8285 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8286 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
8287 (CRT_CALL_STATIC_FUNCTION): Remove.
8288 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
8289 use crt1.o, regardless of N in simN.
8290 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
8291 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
8292 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
8293 case isystem setting.
8294 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
8296 2005-01-25 Ian Lance Taylor <ian@airs.com>
8298 * gimple-low.c (block_may_fallthru): Correct handling of
8299 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
8301 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
8303 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
8304 handlers to match indentation; nested under the mtune=* handler.
8305 Similar for mcpu= and march=.
8307 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
8309 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
8310 * config/mips/linux64.h (LIB_SPEC): Likewise.
8311 * config/mn10300/linux.h (LIB_SPEC): Likewise.
8312 * config/sh/linux.h (LIB_SPEC): Likewise.
8314 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
8316 * config/frv/frv.c (frv_legitimize_tls_address): New.
8317 (TARGET_HAVE_TLS): Define.
8318 (FRV_SYMBOL_REF_TLS_P): Define.
8319 (frv_override_options): Handle new register classes.
8320 (frv_legitimate_address_p): Reject tls addresses.
8321 (frv_legitimize_address): Handle TLS addresses.
8322 (gen_inlined_tls_plt): New.
8324 (frv_legitimize_tls_address): New.
8325 (unspec_got_name): Add TLS entries.
8326 (got12_operand): Add R_FRV_TLSMOFF12 case.
8327 (frv_emit_move): Fixup TLS addresses.
8328 (frv_emit_movsi): Legitimize TLS addresses.
8330 * config/frv/frv.h (MASK_BIG_TLS): New.
8331 (TARGET_BIG_TLS): New.
8332 (HAVE_AS_TLS): Define.
8333 (TARGET_SWITCHES): Add -mTLS and -mtls options.
8334 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
8335 (REG_CLASS_NAMES): Same.
8336 (REG_CLASS_CONTENTS): Same.
8337 (CONSTRAINT_LEN): New.
8338 (REG_CLASS_FROM_CONSTRAINT): New.
8339 (PREDICATE_CODES): Add symbolic_operand.
8341 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
8342 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
8343 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
8344 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
8345 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
8346 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
8347 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
8348 GR9_REG, GR14_REG, LRREG.
8349 (type): Add load_or_call attribute.
8350 ("load_or_call"): New reservation.
8351 ("call_gettlsoff"): New.
8352 ("tls_indirect_call"): New.
8353 ("tls_load_gottlsoff12"): New.
8354 ("tlsoff_hilo"): New.
8355 ("tls_tlsdesc_ldd"): New.
8356 ("tls_tlsoff_ld"): New.
8359 * config/frv/frv-protos.h (symbolic_operand): Protoize.
8361 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
8363 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
8364 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
8365 * config/frv/frv.c (TLS_BIAS): Define.
8366 (frv_output_dwarf_dtprel): New.
8368 2005-01-26 Jakub Jelinek <jakub@redhat.com>
8370 PR rtl-optimization/19579
8371 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
8372 both A and B, see if they don't clobber registers the other expr uses.
8374 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
8376 * real.c (do_add): Initialize signalling and canonical members.
8378 * real.c (real_from_integer): Zero out destination.
8380 2005-01-18 Jan Hubicka <jh@suse.cz>
8382 PR tree-optimize/19337
8383 * tree-inline.c (initialize_inlined_parameters): Copy
8384 saved_static_chain_decl only.
8386 2005-01-25 Richard Henderson <rth@redhat.com>
8390 * config/i386/i386.c (x86_inter_unit_moves): Zero.
8391 (ix86_preferred_reload_class): Rewrite fp-constant section, with
8392 80387 enabled, to return a proper subclass. Return the subset that
8393 overlaps with GENERAL_REGS for PLUS.
8394 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
8396 2005-01-25 Richard Henderson <rth@redhat.com>
8399 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
8401 2005-01-25 Roger Sayle <roger@eyesopen.com>
8403 * expmed.c (choose_multiplier): Change interface to return the
8404 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
8405 (expand_divmod): Update calls to choose_multiplier.
8407 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8410 * expmed.c (extract_bit_field): Use adjust_address instead of
8411 gen_lowpart when op0 is a MEM.
8413 2005-01-24 Steven Bosscher <stevenb@suse.de>
8415 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
8417 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8419 * config/mips/irix-csr.c: New file.
8420 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8421 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8422 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8425 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
8428 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
8429 sparc/elf.h, add sparc/sp-elf.h.
8430 (sparc-*-rtems*): Likewise.
8431 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
8432 tm-dwarf2.h, add sparc/sp-elf.h.
8433 (sparc86x-*-elf): Likewise.
8434 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
8435 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
8436 TARGET_OS_CPP_BUILTINS.
8437 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8438 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
8440 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
8441 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
8442 (SWITCH_TAKES_ARG): Likewise.
8443 (LOCAL_LABEL_PREFIX): Likewise.
8444 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
8445 (TARGET_N_FORMAT_TYPES): Delete.
8446 (TARGET_FORMAT_TYPES): Likewise.
8447 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8448 * config/sparc/elf.h: Delete.
8449 * config/sparc/sp-elf.h: New file.
8451 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8453 * tree-flow-inline.h (phi_arg_from_edge): Remove.
8454 * tree-flow.h: Remove the corresponding prototype.
8455 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
8456 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8458 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8461 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
8462 for AIX ABI or ELF -fPIC.
8463 (rs6000_emit_load_toc_table): Don't create toc_section here.
8464 (rs6000_xcoff_file_start): Nor here.
8466 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8468 * sh.c (ra.h): Don't #include.
8469 (hard_regs_intersect_p): New function, resurrected from ra.c.
8471 * sh.c: Fix 1996 Copyright.
8473 2005-01-24 Richard Henderson <rth@redhat.com>
8474 Aldy Hernandez <aldyh@redhat.com>
8476 * regrename.c (note_sets): Handle subregs.
8478 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8481 * genconditions.c (write_header, write_conditions): Elide file if
8484 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8486 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8487 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8490 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8492 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8493 expand_builtin_printf, expand_builtin_fprintf,
8494 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8495 checking against POINTER_TYPE.
8496 (validate_arglist): Handle POINTER_TYPE code by checking
8499 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8501 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8503 (for_each_rtx): Call for_each_rtx_1.
8504 * rtl.h (init_rtlanal): Declare.
8505 * toplev.c (backend_init): Call init_rtlanal.
8507 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8509 * flow.c (propagate_one_insn): Formatting.
8512 * flow.c (libcall_dead_p): Be more conservative if unsure.
8513 If there are any instructions between insn and call, see if they are
8514 all dead before saying the libcall is dead.
8516 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8518 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8519 operand constraint for operand 0.
8521 2005-01-23 Richard Henderson <rth@redhat.com>
8524 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8525 edges leading to join block.
8527 2005-01-23 Roger Sayle <roger@eyesopen.com>
8529 * expmed.c (expand_mult_highpart): Make static. Change type of
8530 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8531 (expand_divmod): Updates calls to expand_mult_highpart by using
8532 gen_int_mode to pass a CONST_INT rtx.
8533 * rtl.h (expand_mult_highpart): Remove prototype.
8535 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8537 * flow.c (regset_bytes, regset_size): Remove.
8539 * cfganal.c: Fix a reference to Harvey's paper.
8541 2005-01-23 Steven Bosscher <stevenb@suse.de>
8543 PR rtl-optimization/19464
8544 * tree-optimize.c (init_tree_optimization_passes): Add one more
8545 copyrename pass just before out-of-ssa.
8547 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8550 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8551 * ggc-none.c (ggc_free): Define.
8553 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8555 * cse.c (max_reg, max_insn_uid): Remove.
8556 (cse_main): Don't access max_reg or max_insn_uid.
8558 * c-common.c (explicit_flag_signed_bitfields,
8559 lang_statement_code_p, lang_expand_function_end): Remove.
8560 * c-common.h: Remove the corresponding declarations.
8561 * c-opts.c (c_common_handle_option): Remove all write access
8562 to explicit_flag_signed_bitfields.
8564 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8565 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8566 * cgraph.h: Remove the corresponding declaration.
8568 * gcse.c (null_pointer_info): Remove.
8570 2005-01-23 Roger Sayle <roger@eyesopen.com>
8571 Eric Botcazou <ebotcazou@libertysurf.fr>
8573 * combine.c (simplify_logical): Only simplify logical expressions
8574 of the form ior(and(x,y),z) by the inverse distributive law if the
8575 result is cheaper than the original.
8577 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8579 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8580 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8581 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8582 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8583 config/freebsd-spec.h, config/arm/arm.h,
8584 config/h8300/h8300.md, config/i386/i386.md,
8585 config/i386/predicates.md, config/i386/sse.md,
8586 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8587 config/vax/vax.md: Fix comment typos. Follow spelling
8590 2005-01-23 Steven Bosscher <stevenb@suse.de>
8592 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8593 tests, instead of `less than'.
8595 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8597 * function.c (assign_parm_setup_block): When creating a new stack slot
8598 for a parameter, get its alignment from the parameter's DECL_ALIGN
8599 rather than the type's TYPE_ALIGN. Make sure that the parameter
8600 is at least word aligned.
8602 2005-01-22 Roger Sayle <roger@eyesopen.com>
8605 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8607 2005-01-22 Richard Henderson <rth@redhat.com>
8610 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8611 in both compare operands.
8612 (movdfcc_1_sse_max): Likewise.
8613 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8614 (movdfcc_1_sse): Likewise.
8615 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8616 scratch register as needed.
8618 2005-01-22 Richard Henderson <rth@redhat.com>
8620 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8622 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8624 2005-01-22 Richard Henderson <rth@redhat.com>
8626 * genopinit.c (optabs): Use smin/smax for floating point too.
8627 * doc/md.texi: Update to match. Clarify that floating point
8628 results are undefined for +0/-0 and NaN.
8629 * doc/rtl.texi: Likewise.
8630 * rtl.def (SMIN, SMAX): Likewise
8631 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8633 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8634 leading 's' to the name.
8635 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8636 smaxxf3, sminxf3): Likewise.
8637 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8640 2005-01-22 Paul Brook <paul@codesourcery.com>
8642 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8644 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8646 * config/s390/s390.c (struct processor_costs): New fields
8647 dlgr, dlr, dr, dsgfr, dsgr.
8648 (z900_cost, z990_cost): Values for new fields.
8649 (s390_rtx_costs): New cases MEM und COMPARE in switch
8650 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8651 DIV, MOD, UDIV, UMOD.
8653 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8655 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8656 into the register being decremented.
8657 ("doloop_si31", "doloop_di"): Likewise.
8658 ("*doloop_si_long"): Adapt pattern.
8660 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8662 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8664 (CLASS_MAX_NREGS): Likewise.
8666 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8668 * doc/tree-ssa.texi (Statement Operands): Add example for new
8669 must-def macro. Note deprecation of old operands interface.
8671 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8673 PR tree-optimization/19484
8674 * tree-cfg.c (remove_fallthru_edge): New function.
8675 (cleanup_control_flow): Remove fallthru edges from calls that are
8676 now known not to return.
8678 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8680 Fix PR tree-optimization/19038
8681 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8682 copies with loop variant ones.
8684 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8686 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8687 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8688 config/alpha/alpha.md, config/alpha/predicates.md,
8689 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8690 config/sparc/sol2.h: Update copyright.
8692 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8693 first label to see if it is a nonlocal label.
8695 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8696 Andrew Pinski <pinskia@physics.uc.edu>
8699 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8700 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8702 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8704 * config/rs6000/rtems.h: Update copyright.
8706 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8709 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8710 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8711 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8713 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8716 * c-typeck.c (convert_arguments): Check for error_mark_node.
8718 2005-01-21 Ian Lance Taylor <ian@airs.com>
8720 PR tree-optimization/13000
8721 * tree-inline.c: Include "tree-flow.h".
8722 (expand_call_inline): If warn_return_type, warn if non-void inline
8723 function falls through.
8724 * tree-cfg.c (execute_warn_function_return): Don't warn about
8725 control reaching end if TREE_NO_WARNING is set. Set
8727 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8729 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8730 branch if we don't need one.
8731 * c-typeck.c: Include "tree-flow.h"
8732 (c_finish_bc_stmt): Don't add a goto if the current statement
8733 list doesn't fall through to the current point.
8735 2005-01-21 Roger Sayle <roger@eyesopen.com>
8737 PR rtl-optimization/576
8738 * real.c (real_arithmetic): Change return type from void to bool
8739 to return an indication that the result may be inexact.
8740 * real.h (real_arithmeric): Update prototype.
8741 * fold-const.c (const_binop): Don't constant fold floating
8742 point expressions when the user specifies -frounding-math and
8743 the result may depend upon the run-time rounding mode.
8744 (fold_convert_const_real_from_real): Clean-up.
8745 (fold_initializer): Ignore flag_rounding_math for initializers.
8746 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8747 constant fold FP operations with flag_rounding_math if the
8748 result may depend upon the run-time rounding mode.
8750 2005-01-21 Tom Tromey <tromey@redhat.com>
8752 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8754 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8756 * tree-cfg.c: Fix comment typos.
8758 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8760 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8761 around the call to rest_of_handle_branch_target_load_optimize.
8763 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8765 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8766 (sparc64-*-openbsd*): Likewise.
8767 (sparclite-*-elf*): Include tm-dwarf2.h.
8768 (sparc86x-*-elf*): Likewise.
8769 (sparc64-*-elf*): Likewise.
8770 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8771 (DBX_DEBUGGING_INFO): Likewise.
8772 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8773 (PREFERRED_DEBUGGING_TYPE): Likewise.
8774 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8775 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8776 (PREFERRED_DEBUGGING_TYPE): Likewise.
8777 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8778 (PREFERRED_DEBUGGING_TYPE): Likewise.
8779 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8781 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8784 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8786 2005-01-20 Paul Brook <paul@codesourcery.com>
8788 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8790 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8792 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8793 label is first in a sequence of labels.
8795 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8797 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8798 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8800 * doc/sourcebuild.texi (Test Directives): New.
8802 2005-01-20 Roger Sayle <roger@eyesopen.com>
8804 * real.c (real_floor): Don't leave the result uninitialized when
8805 mode is VOIDMode, but return the unrounded intermediate value.
8806 (real_ceil): Likewise.
8808 2005-01-20 Paul Brook <paul@codesourcery.com>
8810 * config/arm/arm.md (insv): Use gen_int_mode.
8812 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8814 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8815 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8816 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8817 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8818 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8820 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8823 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8824 fbreg, so we have to assume we can't.
8825 (loc_descriptor_from_tree_1): Ditto.
8826 (containing_function_has_frame_base): New function.
8827 (add_location_or_const_value_attribute): Use it.
8828 Also try to generate a frame_base from a single element location
8831 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8833 PR tree-optimization/15349
8834 * timevar.def (TV_TREE_MERGE_PHI): New.
8835 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8837 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8838 calls to tree_forwarder_block_p.
8839 (remove_forwarder_block_with_phi, merge_phi_nodes,
8840 gate_merge_phi, pass_merge_phi): New.
8841 * tree-optimize.c (init_tree_optimization_passes): Add
8843 * tree-pass.h: Add an extern for pass_merge_phi;
8845 2005-01-20 Richard Henderson <rth@redhat.com>
8848 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8849 (_mm_castps_pd, _mm_castps_si128): New.
8850 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8852 2005-01-20 Richard Henderson <rth@redhat.com>
8855 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8856 __builtin_ia32_vec_init_v2si.
8857 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8858 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8859 (ix86_init_mmx_sse_builtins): Create it.
8860 (ix86_expand_builtin): Expand it.
8861 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8862 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8863 (vec_extractv2si_0, vec_extractv2si_1): New.
8865 2005-01-20 Richard Henderson <rth@redhat.com>
8868 * config/i386/i386.c (ix86_expand_push): New.
8869 * config/i386/mmx.md (push<MMXMODE>1): New.
8870 * config/i386/sse.md (push<SSEMODE>1): New.
8871 * config/i386/i386-protos.h: Update.
8873 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8875 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8878 2005-01-20 Richard Henderson <rth@redhat.com>
8880 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8881 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8883 2005-01-19 Richard Henderson <rth@redhat.com>
8886 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8887 to V4SFmode in SSE1 fallback load path.
8889 2005-01-19 Richard Henderson <rth@redhat.com>
8891 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8892 in QImode expansion to ix86_expand_vector_set.
8893 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8895 2005-01-19 Richard Henderson <rth@redhat.com>
8898 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8899 subclass of the input class.
8900 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8901 Always true for cross-SSE1 classes. Rationalize conditionals.
8902 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8903 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8904 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8905 (movdi_2): Add MMX/SSE zeros.
8906 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8907 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8908 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8909 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8910 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8911 (zero_extendsidi2_rex64_1): Remove.
8912 (MOV0 peephole): Check GENERAL_REG_P.
8914 2005-01-19 Richard Henderson <rth@redhat.com>
8917 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8919 (ix86_expand_vector_extract): Likewise.
8921 2005-01-19 Richard Henderson <rth@redhat.com>
8924 * expr.c (emit_move_change_mode): New argument force; use
8925 simplify_gen_subreg if true.
8926 (emit_move_via_alt_mode): Merge into ...
8927 (emit_move_via_integer): ... here.
8928 (emit_move_ccmode): Use emit_move_change_mode directly.
8930 2005-01-19 Richard Henderson <rth@redhat.com>
8933 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8934 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8935 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8937 (alpha_emit_set_const): Likewise. Make static.
8938 (alpha_emit_set_long_const): Make static.
8939 (alpha_extract_integer): Split out from alpha_expand_mov.
8940 (alpha_split_const_mov): Likewise.
8941 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8942 (alpha_legitimate_constant_p): New.
8943 * config/alpha/alpha-protos.h: Update.
8944 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8945 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8946 * config/alpha/alpha.md (movsi): Add n alternative.
8947 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8948 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8949 (splitters for all of the above): Use alpha_split_const_mov.
8950 * config/alpha/predicates.md (non_add_const_operand): New.
8951 (non_zero_const_operand): New.
8952 (input_operand): Use alpha_legitimate_constant_p after reload.
8954 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8956 PR tree-optimization/19038
8957 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8958 (add_candidate): Add ivs with increment in latch only if
8959 allow_ip_end_pos_p is true.
8960 (determine_iv_cost): Use empty_block_p.
8962 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8964 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8965 (compute_dominance_frontiers): Ditto.
8967 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8970 * config/sh/t-rtems: New.
8971 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8973 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8975 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8976 the offset of the selected field.
8978 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8980 * tree-cfg.c (remove_forwarder_block): Fix the check to
8981 prevent a nonlocal label from appearing in the middle of a
8984 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8986 PR rtl-optimization/19462
8987 * reorg.c (find_end_label): Create return insn only if
8988 current_function_epilogue_delay_list is empty.
8990 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8992 * doc/passes.texi: Remove paragraph mentioning new-ra.
8994 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8996 PR rtl-optimization/15139
8997 * combine.c: Include params.h.
8998 (count_rtxs): New function.
8999 (record_value_for_reg): If replace_rtx would replace at least
9000 2 occurrences of REG in VALUE and TEM is really large, replace REG with
9001 (clobber (const_int 0)) instead of TEM.
9002 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
9003 * params.h (MAX_LAST_VALUE_RTL): New.
9004 * Makefile.in (combine.o): Depend on $(PARAMS_H).
9005 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
9008 * c-typeck.c (digest_init): Only call build_vector if all constructor
9009 elements are *_CST nodes.
9010 * gimplify.c (gimplify_init_constructor): Likewise.
9013 * c-typeck.c (digest_init): Only call build_vector if inside_init
9016 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
9018 * toplev.c (init_asm_output): Remove dead #ifdef.
9020 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
9022 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
9024 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9026 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
9027 accessing DECL_FUNCTION_CODE.
9028 * dojump.c (do_jump): Likewise.
9029 * gimplify.c (gimplify_call_expr): Likewise.
9030 * predict.c (expr_expected_value): Likewise.
9031 (strip_builtin_expect): Likewise.
9032 * tree-inline.c (estimate_num_insns_1): Likewise.
9033 * tree-ssa-loop-im.c (stmt_cost): Likewise
9034 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
9035 (tree_expr_nonnegative_p): Likewise.
9037 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9039 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
9040 variant of the load_pcrel_sym pattern.
9041 * config/sparc/sparc.md (P macro): Move to the top.
9042 (load_pcrel_sym): Macroize using P.
9043 (save_register_window): Likewise.
9045 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
9047 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
9050 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
9053 * c-typeck.c (build_asm_expr): Strip nops off
9054 input memory operands.
9056 2005-01-18 David Edelsohn <edelsohn@gnu.org>
9058 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
9059 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
9060 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
9061 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
9063 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
9066 * config/i386/i386.c (override_options): If the 80387 is disabled,
9067 then do not return FP values using FP registers.
9069 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
9071 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
9072 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
9073 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
9074 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
9075 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
9076 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
9077 output.h, postreload-gcse.c, postreload.c, recog.c,
9078 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
9079 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
9080 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
9081 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
9082 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
9083 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
9084 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
9085 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
9087 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
9088 config/alpha/alpha.c, config/arm/vfp.md,
9089 config/i386/emmintrin.h, config/i386/i386-modes.def,
9090 config/i386/i386-protos.h, config/i386/i386.h,
9091 config/i386/pmmintrin.h, config/i386/ppro.md,
9092 config/i386/predicates.md, config/i386/xmmintrin.h,
9093 config/i860/i860.c, config/ia64/ia64-modes.def,
9094 config/ia64/ia64-protos.h, config/ia64/ia64.h,
9095 config/ia64/ia64.md, config/ia64/itanium1.md,
9096 config/ia64/itanium2.md, config/ia64/predicates.md,
9097 config/iq2000/iq2000.h, config/mips/linux64.h,
9098 config/rs6000/aix41.h, config/rs6000/aix43.h,
9099 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
9100 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
9101 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
9102 config/sparc/linux64.h, config/sparc/litecoff.h,
9103 config/sparc/sp64-elf.h, config/sparc/sparc.c,
9104 config/sparc/sparc.h, config/sparc/sparc.md,
9105 config/sparc/sysv4-only.h: Update copyright.
9107 2005-01-18 Richard Henderson <rth@redhat.com>
9110 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
9112 2005-01-18 Marc Espie <espie@openbsd.org>
9113 * config/i386/openbsdelf.h: Typo.
9115 2005-01-18 Richard Henderson <rth@redhat.com>
9117 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
9118 special case for sse.
9119 * config/i386/predicates.md (sse_comparison_operator): Likewise.
9121 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
9123 * tree-inline.c (estimate_num_insns_1): Added cases for
9124 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
9126 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
9128 PR rtl-optimization/19296
9129 * combine.c (simplify_comparison): Rewrite the condition under
9130 which a non-paradoxical SUBREG of a PLUS can be lifted when
9131 compared against a constant.
9133 2005-01-18 Andi Kleen <ak@muc.de>
9135 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
9136 * c.opt (-Wpointer-sign): Add.
9137 * doc/invoke.texi: (-Wpointer-sign): Add.
9139 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9141 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
9142 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
9143 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
9144 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
9145 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
9146 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
9147 for TARGET_MIX_SSE_I387.
9148 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
9149 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
9150 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
9151 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
9152 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
9153 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
9154 TARGET_MIX_SSE_I387.
9155 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
9158 2005-01-18 Uros Bizjak <uros@kss-loka.si>
9161 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
9162 Add movaps alternative for xmm reg->reg move.
9164 2005-01-17 Jeff Law <law@redhat.com>
9166 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
9167 at the end of the main DOM loop rather than just before DOM exits.
9169 2005-01-17 Diego Novillo <dnovillo@redhat.com>
9171 PR tree-optimization/19121
9172 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
9173 adding aliases to a name tag, also add them to the pointer's
9175 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
9176 sensitive alias info at all. Only check that the two pointers
9177 have compatible pointed-to sets.
9178 * tree-ssa.c (verify_name_tags): Verify that the alias set of
9179 a pointer's type tag is a superset of the alias set of the
9182 2005-01-17 James E Wilson <wilson@specifixinc.com>
9185 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
9186 comment to document why.
9188 2005-01-17 Richard Henderson <rth@redhat.com>
9190 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
9191 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
9192 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
9193 sse2_vmsminv2df3_finite): New.
9194 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
9195 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
9196 Force op1 into register.
9198 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
9200 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
9201 bubblestrap from always rebuilding build directory.
9203 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
9205 * config/s390/s390.md ("*clc"): Remove incorrect '='.
9206 ("*cmpmem_short"): Likewise.
9208 2005-01-17 Steven Bosscher <stevenb@suse.de>
9210 * basic-block.h: Document BB_* flags.
9211 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
9212 use an sbitmap instead.
9213 * sched-rgn.c (compute_trg_info): Likewise.
9215 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
9217 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
9218 redundant target_cpu_default and extra_parts lines. Use the default
9220 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
9221 (SUBTARGET_EXTRA_SPECS): Delete.
9222 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
9223 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
9224 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
9225 and "n32" for -mabi=n32.
9227 2005-01-17 Ian Lance Taylor <ian@airs.com>
9230 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
9231 fold constant variables into initial values.
9233 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9235 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
9237 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
9238 through the statements backward.
9240 2005-01-17 Ian Lance Taylor <ian@airs.com>
9242 PR middle-end/13127:
9243 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
9244 a variable set to the return value of the inlined function.
9246 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
9248 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
9249 when modes are tieable.
9251 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
9253 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
9254 of pthread_create to find out if threads are enabled.
9255 * gthr-posix95.h (__gthread_active_p): Likewise.
9257 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9259 * common.opt (-fnew-ra): Remove.
9261 * toplev.h (flag_new_regalloc): Remove.
9262 * Makefile.in (ra*.*): Don't mention.
9263 * passes.c (rest_of_handle_new_regalloc): Remove.
9264 (rest_of_handle_combine, rest_of_compilation): Always consider
9265 flag_new_regalloc as false.
9266 * doc/invoke.texi: Don't document -fnew-ra.
9268 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
9270 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
9271 last parameter to reg_scan.
9272 * loop.c (loop_optimize): Likewise.
9273 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
9274 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
9275 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9276 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9277 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
9278 * regclass.c (reg_scan): Likewise, for the declaration.
9279 * rtl.h (reg_scan): Likewise, for the prototype.
9281 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
9283 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
9284 mark_dfs_back_edges.
9286 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
9288 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
9289 (compute_avail): Uses don't go in tmp_gen.
9291 2005-01-16 Steven Bosscher <stevenb@suse.de>
9293 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
9294 loop to look for a free slot in a page entry.
9296 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9299 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
9300 * toplev.c (compile_file): Call process_pending_assemble_output_defs
9301 just before targetm.asm_out.file_end.
9302 * tree.h (process_pending_assemble_output_defs): Declare.
9303 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
9305 (assemble_alias): Defer generation of assembly code for defines when
9306 TARGET_DEFERRED_OUTPUT_DEFS is true.
9307 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9308 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
9309 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
9311 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9314 * pa.c (pa_scalar_mode_supported_p): New function.
9315 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9316 * pa.h (MIN_UNITS_PER_WORD): Add comment.
9318 * pa-protos.h (prefetch_operand): Delete.
9319 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
9320 * pa.c (prefetch_operand): Delete.
9321 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
9322 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
9323 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
9324 and prefetch_nocc_operand.
9325 * pa.md (prefetch): Rework to avoid reload problems handling short
9326 displacements when a cache control completer needs to be provided.
9327 (prefetch_32, prefetch_64): Delete.
9328 (prefetch_cc, prefetch_nocc): New patterns.
9330 2005-01-15 David Edelsohn <edelsohn@gnu.org>
9332 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
9334 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9337 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
9338 exceeds maximum alignment for global common data.
9339 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
9340 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
9342 2004-01-15 Roger Sayle <roger@eyesopen.com>
9344 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
9346 2004-01-15 Roger Sayle <roger@eyesopen.com>
9348 * harg-reg-set.h (reg_class_names): Prototype global array.
9349 * regclass.c (reg_class_names): Declare here and initialize to
9351 (dump_regclass): Remove local declaration of reg_class_names.
9352 (regclass): Likewise.
9353 * cfg.c (dump_flow_info): Likewise.
9354 * ra-debug.c (reg_class_names): Likewise.
9355 * regrename.c (reg_class_names): Likewise.
9356 * reload.c (reg_class_names): Likewise.
9357 * reload1.c (spill_failure): Likewise.
9358 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
9360 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
9362 * config/s390/s390.md ("reload_outti"): Remove predicate for
9363 output operand. Abort if operand is not a MEM.
9364 ("reload_outdi", "reload_outdf"): Likewise.
9366 2005-01-15 Marc Espie <espie@openbsd.org>
9368 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
9369 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
9370 * config/openbsd.h: Fix C++ includes for native configurations.
9371 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
9372 Add trampoline support.
9373 * config/i386/openbsdelf.h: New.
9375 2005-01-15 Marc Espie <espie@openbsd.org>
9377 * collect2.c (main): Explicitly parse -dynamic-linker option.
9379 2005-01-15 Jakub Jelinek <jakub@redhat.com>
9381 PR tree-optimization/19060
9382 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
9383 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
9384 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
9385 and handle extract_range_from_cond returning false.
9386 * fold-const.c (fold): Optimize comparisons with min/max even for
9387 width > HOST_BITS_PER_WIDE_INT.
9389 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
9391 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
9392 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
9393 Remove little endian multilib variants.
9394 Add mips32 multilib variant.
9396 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
9398 * explow.c (copy_all_reg, stabilize): Remove.
9399 * expr.h: Remove the corresponding prototypes.
9401 * rtlanal.c (regs_set_between_p): Remove.
9402 * rtl.h: Remove the corresponding prototype.
9404 2005-01-14 David Edelsohn <edelsohn@gnu.org>
9406 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
9407 to rs6000_nonimmediate_operand.
9408 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
9409 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
9410 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
9411 rs6000_nonimmediate_operand.
9412 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
9413 rs6000_nonimmediate_operand.
9415 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
9417 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
9419 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9421 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
9423 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
9424 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
9426 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
9427 (rs6k_nonimmediate_operand): New.
9428 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
9430 (legitimate_lo_sum_address_p): Same.
9431 (rs6000_legitimize_address): Same.
9432 (rs6000_legitimize_reload_address): Same.
9433 (rs6000_legitimate_address): Same.
9434 (spe_build_register_parallel): Pass DF and DC modes in a DI
9437 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
9438 to rs6k_nonimmediate_operand.
9440 * config/rs6000/spe.md ("*frob_df_di"): New.
9441 ("*frob_di_df"): New.
9442 ("*frob_di_df_2"): New.
9443 ("*mov_sidf_e500_subreg0"): New.
9444 ("*mov_sidf_e500_subreg4"): New.
9445 ("*movdf_e500_double"): Change predicate to
9446 rs6k_nonimmediate_operand.
9448 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9450 * postreload.c (move2add_note_store): Only call
9451 trunc_int_for_mode on scalar integers.
9453 2005-01-14 Steven Bosscher <stevenb@suse.de>
9455 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
9456 replace BB_VISITED uses.
9457 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
9458 (propagate_necessity): Check the bitmap instead of BB_VISITED.
9459 (tree_dce_done): Free visited_control_parents.
9460 (perform_tree_ssa_dce): Allocate and clear it.
9461 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
9462 (compute_antic): Iterate from here using a DFS. Use an sbitmap
9463 instead of BB_VISITED.
9465 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9467 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9468 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9469 Remove unused prototypes.
9471 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9473 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9474 64-bit register usage.
9475 (spe_func_has_64bit_regs_p): Add FIXME note.
9477 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9479 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9480 flag_finite_math_only with flag_unsafe_math_optimizations.
9482 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9484 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9486 (__tpf_eh_return): Copy TPF private stack area from the module
9487 boundary stack frame. Add check for when module addresses are
9488 equal, but no stub address is found.
9490 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9493 * arm.h (struct machine_function): Add call_via field.
9494 (thumb_call_via_label): Declare.
9495 * arm.c (thumb_call_via_label): New variable.
9496 (thumb_call_reg_needed): New variable.
9497 (arm_output_function_epilogue): For Thumb code, output any per-function
9498 call-indirect trampolines.
9499 (thumb_call_via_reg): New function.
9500 (arm_file_end): New function.
9501 (TARGET_ASM_FILE_END): Call arm_file_end.
9502 (aof_file_end): Likewise.
9503 * arm-protos.h (thumb_call_via_reg): Declare.
9504 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9505 thumb_call_via_reg in normal case.
9507 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9510 PR rtl-optimization/19348
9511 * recog.c (peephole2_optimize): Do global life update if some peephole
9512 decides it doesn't need at least one of its inputs and that change
9513 influences liveness at the start of the basic block.
9515 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9516 arguments instead of 1.
9518 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9521 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9522 zero for nested functions needing a static chain or functions
9523 with a non-constant address.
9525 2005-01-13 Roger Sayle <roger@eyesopen.com>
9527 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9528 (and (sign_extend X) C) into (zero_extend (and X C)).
9530 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9532 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9534 2005-01-13 Richard Henderson <rth@redhat.com>
9539 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9540 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9541 not just TARGET_SSE.
9542 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9543 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9544 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9545 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9546 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9547 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9548 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9549 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9550 (movdicc_c_rex64): Rename with '*'.
9551 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9552 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9553 (movsfcc_1_387): Rename from movsfcc_1.
9554 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9555 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9556 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9557 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9558 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9559 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9560 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9561 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9562 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9563 sse_movdfcc_const0_4): Remove.
9564 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9565 recognize min/max early. Update for changed sse cmove patterns.
9566 (ix86_split_sse_movcc): New.
9567 * config/i386/i386-protos.h: Update.
9569 2005-01-13 Steven Bosscher <stevenb@suse.de>
9571 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9572 (fix_stmt_v_may_defs): Likewise.
9574 2005-01-13 Richard Henderson <rth@redhat.com>
9576 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9577 for converting the mask.
9579 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9581 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9584 2005-01-13 Richard Henderson <rth@redhat.com>
9586 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9587 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9588 IX86_BUILTIN_MOVDQ2Q): Remove.
9589 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9590 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9591 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9593 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9594 (sse2_pextrw): Fix immediate constraint.
9595 (sse2_loadq, sse2_loadq_rex64): Remove.
9596 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9597 Use __builtin_ia32_vec_ext_<size>.
9598 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9600 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9602 * function.c (assign_parm_setup_block): Look inside original
9603 entry_parm when inspecting PARALLEL.
9605 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9606 Joel Sherrill <joel@oarcorp.com>
9609 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9610 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9611 rtems_gxx_recursive_mutex_init.
9612 (__gthread_recursive_mutex_lock): New function.
9613 (__gthread_recursive_mutex_trylock): Likewise.
9614 (__gthread_recursive_mutex_unlock): Likewise.
9616 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9618 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9620 2005-01-13 Jan Beulich <jbeulich@novell.com>
9622 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9623 (ashrti3_internal): Indicate output is early clobber. Generate result
9624 into output rather than first input. Use move for low word of output
9625 if shift count is exactly 64.
9626 (lshrti3_internal): Likewise.
9628 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9632 * reload1.c (delete_output_reload): Don't delete an output reload
9633 if the pseudo lives longer than a single basic block. Adjust and
9634 improve wording of comment.
9636 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9639 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9640 of TYPE_SIZE where we mean the number of bytes.
9642 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9644 * function.c (assign_parm_setup_block): Relax condition on
9645 multi-register optimization.
9647 2005-01-12 Nick Clifton <nickc@redhat.com>
9649 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9650 an "in_delay_slot" attribute of "no" to prevent them being used in
9651 delay slots. This is forbidden because they might generate
9654 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9657 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9660 2005-01-12 Nick Clifton <nickc@redhat.com>
9662 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9663 passed on to GAS) but do not define, as GAS no longer supports or
9664 needs the -m2000 option.
9666 2005-01-11 Roger Sayle <roger@eyesopen.com>
9668 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9669 type as args of unprototyped builtins aren't automatically promoted.
9670 (fold_builtin_abs): Likewise.
9672 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9674 * Makefile.in: Set a `build-warn' variable.
9676 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9678 PR tree-optimization/17949
9679 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9680 (find_interesting_uses_address): Use it.
9682 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9684 * regrename.c (kill_value): Handle subreg's that won't simplify.
9686 2005-01-11 Richard Henderson <rth@redhat.com>
9689 * config/i386/i386.h (enum ix86_builtins): Move ...
9690 * config/i386/i386.c: ... here.
9691 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9692 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9693 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9694 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9695 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9696 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9697 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9698 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9699 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9700 IX86_BUILTIN_LOADDDUP): Remove.
9701 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9702 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9703 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9704 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9705 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9706 (ix86_init_builtins): Make static.
9707 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9708 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9709 if all the modes match. Otherwise, fake it.
9710 (get_element_number, ix86_expand_vec_init_builtin,
9711 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9712 (ix86_expand_builtin): Make static. Update for changed builtins.
9713 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9714 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9715 (ix86_expand_vector_init_duplicate): New.
9716 (ix86_expand_vector_init_low_nonzero): New.
9717 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9718 Split out from ix86_expand_vector_init; handle integer modes.
9719 (ix86_expand_vector_init): Use them.
9720 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9721 * config/i386/i386-protos.h: Update.
9722 * config/i386/predicates.md (reg_or_0_operand): New.
9723 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9724 (movv2sf_internal): Likewise. And a splitter to match them all.
9725 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9726 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9727 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9728 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9729 (mmx_pinsrw): Fix operand ordering.
9730 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9731 rather than sse_loadss expander.
9732 (movv2df splitter): Similarly.
9733 (sse_loadss, sse_loadlss): Remove.
9734 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9735 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9736 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9737 (sse3_movddup): Rename with '*'.
9738 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9739 (sse2_loadsd): Remove.
9740 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9741 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9742 (sse2_pinsrw): Fix argument ordering.
9743 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9744 (sse2_stored): Remove 'r' destination.
9745 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9746 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9747 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9748 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9749 vec_extractv16qi, vec_initv16qi): New.
9751 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9752 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9753 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9755 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9756 (_mm_load_si128, _mm_store_si128): Likewise.
9757 (_mm_load1_pd): Use _mm_set1_pd.
9758 (_mm_load_sd): Use _mm_set_sd.
9759 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9760 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9761 (_mm_set_epi64): Use _mm_set_epi64x.
9762 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9763 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9764 _mm_setr_epi8): Use _mm_set_foo form.
9765 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9766 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9767 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9768 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9769 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9770 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9771 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9772 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9773 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9774 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9775 (_mm_movedup_pd): Use _mm_shuffle_pd.
9776 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9777 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9778 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9779 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9781 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9782 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9783 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9784 (_mm_store_ps): Use raw dereference.
9785 (_mm_store1_ps): Use _mm_storeu_ps.
9786 (_mm_storer_ps): Use _mm_store_ps.
9787 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9788 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9790 2005-01-11 Stan Shebs <shebs@apple.com>
9792 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9793 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9795 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9798 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9799 Skip all DECLs except for FIELD_DECLs.
9801 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9803 * config/s390/s390.c (override_options): Return error if
9804 -mbackchain, -mpacked-stack and -mhard-float are used together.
9805 (s390_va_start): Remove the backchain && packed-stack special case.
9806 (s390_gimplify_va_arg): Likewise.
9807 * doc/invoke.texi: Remove the ABI incompatibility note.
9809 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9811 * config/s390/s390.c (struct s390_frame_layout): Remove
9813 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9814 save_backchain_p with TARGET_BACKCHAIN.
9816 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9819 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9820 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9821 * function.c (locate_and_pad_parm): Set new field.
9822 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9823 Tweak where_pad test to include "none". Always set mem align for
9825 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9826 not sufficient for type.
9827 (assign_parm_setup_block): If stack_parm is zero on entry, always
9828 make a new stack local. Block move old stack parm if necessary
9829 to new aligned stack local.
9830 (assign_parm_setup_stack): Use a block move to handle
9831 potentially misaligned entry_parm.
9832 (assign_parms_unsplit_complex): Specify required alignment when
9833 creating stack local.
9834 * calls.c (compute_argument_addresses): Override alignment of stack
9835 arg calculated from its type with the alignment given by
9836 FUNCTION_ARG_BOUNDARY.
9837 (store_one_arg): Likewise.
9839 2005-01-11 Jan Beulich <jbeulich@novell.com>
9841 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9842 Change respective itanium_class attribute to ialu.
9843 (shladdp4_internal): New.
9844 * config/ia64/predicates.md (shladd_log2_operand): New.
9846 2005-01-11 Richard Henderson <rth@redhat.com>
9848 * expr.c (store_constructor): Use rtvec_alloc instead of
9849 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9851 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9853 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9855 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9857 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9858 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9859 (TARGET_RWRELOC): Define.
9860 (ia64_rwreloc_section_type_flags): Delete.
9861 (ia64_section_type_flags): New function.
9862 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9863 (TARGET_RWRELOC): Define.
9865 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9868 * config/ia64/ia64.c (process_set): For alloc insn, only call
9869 process_epilogue is !frame_pointer_needed.
9871 2005-01-10 Roger Sayle <roger@eyesopen.com>
9874 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9875 unary operator and can't be treated as a binary/comparison operator.
9877 2005-01-10 Richard Henderson <rth@redhat.com>
9879 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9880 (ix86_return_in_memory): Likewise.
9881 (function_arg_advance): Likewise. Mirror structure in function_arg
9882 for choosing register to advance.
9884 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9886 * tree-vectorizer.c, tree.def: Fix comment typos.
9888 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9890 * config/s390/s390.c (struct processor_costs): 4 new fields:
9891 ddbr, ddr, debr, der.
9892 (s390_rtx_costs): More precise handling of divide instructions.
9894 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9896 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9898 2005-01-10 Jan Beulich <jbeulich@novell.com>
9900 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9901 names resulting from -ffunction-sections/-fdata-sections and linkonce
9903 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9904 based on the section name. Rearrange the section name comparison logic
9905 slightly so that each section name is compared against at most once.
9907 2005-01-10 Ben Elliston <bje@au.ibm.com>
9909 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9910 targets for which -fPIC reduces limitations on the GOT size.
9912 2005-01-09 Falk Hueffner <falk@debian.org>
9914 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9917 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9920 * collect2.c (main): Set aixrtl_flag for -brtl option.
9921 (resolve_lib_name): Search for .so file extension before .a
9924 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9926 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9927 (vect_analyze_data_refs_alignment): Add dump prints.
9929 2005-01-09 Ira Rosen <irar@il.ibm.com>
9931 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9932 expr_invariant_in_loop_p.
9933 Initialize outputs first thing in the function.
9934 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9935 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9936 (vect_analyze_pointer_ref_access): Check that the initial condition of
9937 the access function is loop invariant.
9939 2005-01-09 Richard Henderson <rth@redhat.com>
9941 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9942 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9943 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9944 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9945 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9946 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9947 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9948 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9949 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9950 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9951 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9952 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9953 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9954 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9955 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9956 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9957 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9958 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9959 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9960 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9961 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9962 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9963 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9965 (mmx_clrdi, pavgusb): Remove.
9966 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9967 with leading sse_ prefix.
9968 * config/i386/sse.md: Receive them.
9969 * config/i386/mmx.md: New file.
9970 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9971 (subrv2sf3): Turn into expander for normal subtraction.
9972 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9973 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9974 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9975 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9976 commutative; use ix86_binary_operator_ok.
9977 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9978 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9979 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9980 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9981 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9982 Macroize from existing patterns; use ix86_binary_operator_ok.
9983 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9984 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9985 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9986 with vec_select+vec_concat.
9987 (mmx_pshufw, mmx_pshufw_1): Likewise.
9988 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9989 (mmx_uavgv4hi3): Model correctly.
9990 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9991 _mm_xor_si64): Remove casts.
9993 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9995 PR tree-optimization/19224
9996 * tree-scalar-evolution.c (get_instantiated_value,
9997 set_instantiated_value): New functions.
9998 (instantiate_parameters_1): Cache the results.
9999 (instantiate_parameters, resolve_mixers): Initialize and free
10002 2005-01-08 David Edelsohn <edelsohn@gnu.org>
10004 * config/i386/i386.md (addhi_4): Correct reference in comment.
10007 2005-01-08 Richard Henderson <rth@redhat.com>
10009 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
10010 (_mm_cvtsi128_si64x): Likewise.
10011 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
10012 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
10013 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
10014 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
10015 * config/i386/i386-protos.h: Update.
10016 * config/i386/i386.c (print_operand): Add 'H'.
10017 (ix86_fixup_binary_operands): Split out from ...
10018 (ix86_expand_binary_operator): ... here.
10019 (ix86_fixup_binary_operands_no_copy): New.
10020 (ix86_expand_fp_absneg_operator): Handle vector mode results.
10021 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
10022 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
10023 (safe_vector_operand): Use CONST0_RTX.
10024 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
10025 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
10026 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
10027 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
10029 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
10030 (IX86_BUILTIN_CMPNGESS): New.
10031 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
10032 (attr type): Add sselog1.
10033 (attr unit, attr memory): Handle it.
10034 (movti, movti_internal, movti_rex64): Move near other integer moves.
10035 (movtf, movtf_internal): Move near other fp moves.
10036 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
10037 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
10038 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
10039 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
10040 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
10041 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
10042 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
10043 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
10044 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
10045 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
10046 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
10047 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
10048 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
10049 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
10050 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
10051 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
10052 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
10053 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
10054 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
10055 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
10056 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
10057 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
10058 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
10059 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
10060 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
10061 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
10062 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
10063 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
10064 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
10065 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
10066 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
10067 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
10068 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
10069 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
10070 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
10071 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
10072 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
10073 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
10074 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
10075 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
10076 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
10077 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
10078 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
10079 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
10081 (SSEPUSH, push<SSEPUSH>): Remove.
10082 (MMXPUSH, push<MMXPUSH>): Remove.
10083 (sse_movaps, sse_movaps_1, sse_movups): Remove.
10084 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
10085 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
10086 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
10087 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
10088 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
10089 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
10090 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
10091 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
10092 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
10093 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
10094 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
10095 (ppro_sse_log_V4SF): Handle sselog1.
10096 * config/i386/predicates.md (const_0_to_1_operand): New.
10097 (const_0_to_255_mul_8_operand): New.
10098 (const_1_to_31_operand): Rename from const_int_1_31_operand.
10099 (const_2_to_3_operand, const_4_to_7_operand): New.
10100 * config/i386/sse.md: New file.
10101 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
10102 (sse_movups): Rename from sse_movups_1.
10103 (sse_loadlss): Rename from sse_loadss_1.
10104 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
10106 (negv4sf2): Use ix86_expand_fp_absneg_operator.
10107 (absv4sf2, negv2df, absv2df): New.
10108 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
10109 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
10110 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
10111 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
10112 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
10113 (sse3_addsubv4sf3): Model correctly.
10114 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
10115 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
10116 (sse_movhlps): Model with vec_select+vec_concat.
10117 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
10118 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
10119 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
10120 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
10121 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
10122 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
10123 sse2_pshufhw_1): Likewise.
10124 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
10125 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
10126 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
10127 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
10128 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
10129 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
10130 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
10131 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
10132 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
10133 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
10134 sminv8hi3): Mark commutative
10135 operands. Use ix86_binary_operator_ok.
10136 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
10137 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
10138 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
10139 sse2_punpcklqdq): Allow operand2 in memory.
10140 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
10141 sse2_movsd): Add memory alternatives.
10142 (sse_storelps): Turn expander into an insn; split after reload.
10143 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
10144 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
10146 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
10148 * configure.ac (DWARF-2 debug_line): Use objdump.
10149 * configure: Regenerate.
10151 2005-01-08 Jeff Law <law@redhat.com>
10152 Diego Novillo <dnovillo@redhat.com>
10154 PR tree-optimization/18241
10155 * tree-nrv.c (tree_nrv): Ignore volatile return values.
10156 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
10157 statements with volatile operands.
10158 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
10159 operands after marking a statement with has_volatile_ops.
10161 2005-01-08 Roger Sayle <roger@eyesopen.com>
10163 * tree.c (int_fits_type_p): Always honor integer constant
10164 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
10166 2005-01-08 Roger Sayle <roger@eyesopen.com>
10168 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
10169 the latent bug in rtl_delete_block has been resolved.
10171 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10173 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
10174 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
10176 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
10178 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
10179 library as @multilib_dir@/$(SHLIB_SONAME).
10181 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10183 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
10184 * configure: Regenerate.
10186 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10188 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
10191 2005-01-07 David Edelsohn <edelsohn@gnu.org>
10194 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
10195 Convert non-word aligned offset address using ld/std into
10198 2005-01-07 Richard Henderson <rth@redhat.com>
10200 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
10202 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
10204 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
10206 2005-01-07 Jakub Jelinek <jakub@redhat.com>
10208 PR tree-optimization/19283
10209 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
10210 is not shorter than the original type.
10212 PR rtl-optimization/19012
10213 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
10215 PR rtl-optimization/18861
10216 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
10217 (FULL_STATE): Define.
10218 (mark_tablejump_edge): New function.
10219 (purge_dead_tablejump_edges): New function.
10220 (find_bb_boundaries): Use it.
10222 PR tree-optimization/18828
10223 * builtins.c (expand_builtin_next_arg): Remove argument and all
10224 the argument checking.
10225 (expand_builtin): Adjust caller.
10226 (expand_builtin_va_start): Likewise. Remove error for too many
10228 (fold_builtin_next_arg): Issue error for too many arguments.
10229 After checking arguments, replace them with magic arguments that
10230 prevent further checking of the args.
10232 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10234 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
10236 2005-01-06 Roger Sayle <roger@eyesopen.com>
10239 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
10240 and %{.S:...} (and their negative variants) to test whether the
10241 input file is assembler or pre-processed-assembler independent of
10242 the actual filename extension.
10244 2005-01-06 Roger Sayle <roger@eyesopen.com>
10246 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
10247 of sign or zero extended values.
10249 2005-01-06 Geoffrey Keating <geoffk@apple.com>
10251 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
10252 for IBM long double format correctly.
10254 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
10256 Fix PR tree-optimization/18792
10258 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
10259 to first_loop_depth, and use loop depth instead of loop number.
10260 (build_classic_dir_vector): Ditto.
10261 (compute_data_dependences_for_loop): Use depth, not loop number.
10262 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
10263 number. Pass in loops, instead of loop numbers.
10264 (gather_interchange_stats): Ditto.
10265 (linear_transform_loops): Ditto.
10267 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
10270 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
10271 biv_fits_mode_p, extension_within_bounds_p): New functions.
10272 (check_ext_dependent_givs): Use them.
10274 2005-01-06 Roger Sayle <roger@eyesopen.com>
10276 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
10277 more than one barrier, in which case we should delete them all.
10279 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
10281 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
10283 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
10285 Fix PR middle-end/19286
10287 * dwarf2out.c (gen_subprogram_die): If we've already tried to
10288 output this subprogram, simply ignore this attempt to do it again.
10289 (add_abstract_origin_attribute): Don't abort trying to add the abstract
10290 origin attribute if it's not possible.
10291 (gen_block_die): Don't ignore subblocks of "unused" blocks.
10292 (decls_for_scope): Ditto.
10293 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
10294 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
10296 2005-01-05 Richard Henderson <rth@redhat.com>
10299 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
10300 (bdesc_2arg): Use it.
10301 (ix86_expand_binop_builtin): Force operands into registers
10303 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
10304 ix86_expand_sse_compare, ix86_expand_sse_comi,
10305 ix86_expand_builtin): Likewise.
10307 2005-01-05 Richard Henderson <rth@redhat.com>
10309 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
10311 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
10312 (mulv4hi3): Set itanium_class mmmul.
10313 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
10314 (fpack): Rename from fpack_sfsf.
10316 2005-01-05 Richard Henderson <rth@redhat.com>
10319 * reload1.c (do_input_reload): Restrict the optimization deleteing
10320 a previous output reload to RELOAD_FOR_INPUT.
10322 2005-01-05 Steven Bosscher <stevenb@suse.de>
10324 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
10325 comment that we fall through after case.
10326 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
10327 (distribute_links): Likewise.
10328 * cse.c (cse_insn): Likewise.
10329 * cselib.c (cselib_invalidate_mem): Likewise.
10330 * df.c: Update comments at the top of the file.
10331 (read_modify_subreg_p): Update comments here too.
10332 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
10333 * flow.c (mark_set_1): Likewise.
10334 (mark_used_regs): Likewise.
10335 * gcse.c (mems_conflict_for_gcse_p): Likewise.
10336 (canon_list_insert): Likewise.
10337 (mark_set): Likewise.
10338 (try_replace_reg): Likewise.
10339 (store_killed_in_insn): Likewise.
10340 * loop.c (count_one_set): Likewise.
10341 (basic_induction_var): Likewise.
10342 * postreload-gcse.c (find_mem_conflicts): Likewise.
10343 * postreload.c (reload_combine_note_store): Likewise.
10344 (move2add_note_store): Likewise.
10345 * reload.c (find_equiv_reg): Likewise.
10346 (mark_referenced_resources): Likewise.
10347 * rtlanal.c (set_noop_p): Likewise.
10348 (note_stores): Likewise.
10349 (note_uses): Likewise.
10350 * sched-deps.c (sched_analyze_1): Likewise.
10351 * sched-rgn.c (check_live_1): Likewise.
10352 (update_live_1): Likewise.
10353 * config/i860/i860.c: Likewise.
10355 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
10357 (ZERO_EXTRACT): Mention that this one can be an lvalue.
10359 * doc/rtl.texi: Update documentation for bit-fields and SET.
10361 2005-01-05 Roger Sayle <roger@eyesopen.com>
10363 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
10365 2005-01-05 Jan Hubicka <jh@suse.cz>
10366 Richard Henderson <rth@redhat.com>
10369 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
10372 2005-01-05 Richard Henderson <rth@redhat.com>
10375 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
10376 (sse_shufps): Change operand 3 to const_int_operand.
10377 (sse2_storelps): Fix typo in template.
10378 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
10379 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
10380 (ix86_expand_builtin): Likewise.
10382 2005-01-05 Julian Brown <julian@codesourcery.com>
10384 * config/arm/arm.c (arm_return_in_memory): Treat complex types
10385 as aggregates for AAPCS ABIs.
10387 2005-01-05 Stan Shebs <shebs@apple.com>
10389 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
10390 Mach-O getters if ppc64.
10391 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
10393 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10394 signed four-byte field for global code case.
10395 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
10397 2005-01-05 Roger Sayle <roger@eyesopen.com>
10399 PR middle-end/19100
10400 * c-common.c: Include real.h.
10401 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
10402 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
10403 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
10404 * Makefile.in (c-common.o): Update dependencies.
10406 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10408 * c-parse.in (asm_string): Add trailing semicolon.
10410 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10412 * c-parse.in (asm_string): New. Don't allow wide strings in
10414 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
10415 asm_string instead of STRING.
10417 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
10419 * c-typeck.c (constructor_no_implicit): Remove.
10420 (set_designator, process_init_element): Don't check
10421 constructor_no_implicit.
10423 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
10424 Kaz Kojima <kkojima@gcc.gnu.org>
10427 * lcm.c (create_pre_exit): New.
10428 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
10429 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
10431 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10433 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
10434 -msoft-float in target_float_switch.
10435 * arm.c (arm_override_options): Fix processing of target_float_switch.
10437 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
10439 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
10442 2004-01-05 Uros Bizjak <uros@kss-loka.si>
10444 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
10445 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
10447 2005-01-04 Roger Sayle <roger@eyesopen.com>
10449 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
10450 if deleting the then-block allows the test-block to fallthru to the
10453 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
10456 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
10457 after the full declaration if the are in two different TUs.
10459 2005-01-04 Richard Henderson <rth@redhat.com>
10462 * tree-sra.c (generate_one_element_init): Just
10463 call gimplify_and_add.
10464 (generate_element_init): Record the
10465 new referenced variables and mark them for renaming
10466 and split out to ...
10467 (generate_element_init_1): This.
10468 (scalarize_init): Don't call push_gimplify_context/
10469 pop_gimplify_context.
10471 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10473 * toplev.c (get_src_pwd): Handle failure of getpwd().
10475 2005-01-04 Roger Sayle <roger@eyesopen.com>
10477 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10479 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10480 all the cases handled by it are inverted by invert_truthvalue.
10482 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10484 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10485 (save_register_windowsi): Likewise.
10487 2005-01-04 Richard Henderson <rth@redhat.com>
10489 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10491 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10493 PR middle-end/17767
10494 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10495 any simplifications of vector mode comparison operators.
10496 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10498 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10499 Devang Patel <dpatel@apple.com>
10501 PR tree-optimization/18308
10502 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10503 the operands before creating a new expression.
10504 * dojump.c (do_jump): Make drop_through_label available
10505 for all cases. Add expansion of COND_EXPR.
10507 2005-01-04 Ira Rosen <irar@il.ibm.com>
10509 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10510 INTEGER_CST instead of TREE_CONSTANT.
10511 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10512 instead of TREE_CONSTANT.
10513 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10514 instead of TREE_CONSTANT.
10516 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10518 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10520 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10523 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10524 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10526 2005-01-03 Richard Henderson <rth@redhat.com>
10528 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10529 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10530 fold_convert_const_real_from_real): Split out from ...
10531 (fold_convert_const): ... here.
10533 2005-01-03 Richard Henderson <rth@redhat.com>
10536 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10537 (mov<MMXMODEI>_internal): Likewise.
10538 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10539 Add V2SF case; use it for SSE1; don't use TI.
10540 (movdf_integer): Likewise.
10541 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10543 2005-01-03 Ira Rosen <irar@il.ibm.com>
10545 * tree-vectorizer.c (vect_strip_conversions): New function.
10546 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10547 check for binary class.
10549 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10553 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10555 * gimple-low.c (mark_blocks_with_used_vars): New function.
10556 (mark_blocks_with_used_subblocks): Ditto.
10557 (mark_used_blocks): Ditto.
10558 (pass_mark_used_blocks): New pass.
10559 * tree-inline.c: Include debug.h.
10560 (expand_call_inline): Call outlining_inline_function here.
10561 * tree-optimize.c (init_tree_optimization_passes): Add
10562 pass_mark_used_blocks.
10563 * tree-pass.h (pass_mark_used_blocks): New.
10564 * Makefile.in (tree-inline.o): Add debug.h dependency.
10566 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10568 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10569 VAR_DECLs to have weak_import attribute.
10571 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10574 2004-01-03 Steven Bosscher <stevenb@suse.de>
10576 * passes.c (rest_of_compilation): Don't run regmove if only
10577 flag_expensive_optimizations, require flag_regmove instead.
10579 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10581 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10583 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10584 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10585 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10586 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10588 2005-01-03 Richard Henderson <rth@redhat.com>
10590 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10591 (ia64_const_ok_for_letter_p): New.
10592 (ia64_const_double_ok_for_letter_p): New.
10593 (ia64_extra_constraint): New.
10594 (ia64_expand_vecint_compare): New.
10595 (ia64_expand_vcondu_v2si): New.
10596 (ia64_expand_vecint_cmov): New.
10597 (ia64_expand_vecint_minmax): New.
10598 (ia64_print_operand): Add 'v'.
10599 (ia64_preferred_reload_class): New.
10600 (ia64_vector_mode_supported_p): New.
10601 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10602 (PREFERRED_RELOAD_CLASS): Move to function.
10603 (CONST_OK_FOR_LETTER_P): Move to function.
10604 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10605 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10606 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10607 (EXTRA_CONSTRAINT): Move to function.
10608 * config/ia64/ia64.md: Include vect.md.
10609 (itanium_class): Add mmalua.
10611 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10613 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10614 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10616 (const_int_2bit_operand): New.
10617 (fr_reg_or_0_operand): New.
10618 * config/ia64/ia64-modes.def: Add vector modes.
10619 * config/ia64/ia64-protos.h: Update.
10620 * config/ia64/vect.md: New file.
10622 2005-01-03 Richard Henderson <rth@redhat.com>
10624 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10626 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10629 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10631 (log1pdf2): Change mode of operands[0,1] to DFmode.
10633 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10635 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10636 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10637 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10638 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10639 SPARC_RELAXED_ORDERING.
10641 2005-01-03 Richard Henderson <rth@redhat.com>
10642 Uros Bizjak <uros@kss-loka.si>
10645 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10646 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10647 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10649 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10650 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10651 const_pow2_1_to_128_operand): New predicates.
10653 2005-01-02 Greg McGary <greg@mcgary.org>
10655 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10657 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10658 object. [ptr_type]: Remove unused variable.
10659 Remember nearest addressable array-element or record-component
10660 when checking bitfield components. Tolerate empty BIND_EXPR.
10662 2005-01-01 Richard Henderson <rth@redhat.com>
10664 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10665 that don't narrow the value. Fail for other conversions.
10667 2005-01-01 Richard Henderson <rth@redhat.com>
10670 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10671 * c-lang.c (finish_file): Don't do it here.
10672 * objc/objc-act.c (objc_finish_file): Likewise.
10674 * cgraph.c (decl_assembler_name_equal): New.
10675 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10676 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10677 * cgraph.h (struct cgraph_varpool_node): Add next.
10678 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10679 * varasm.c (assemble_alias): Mark the target as needed.
10681 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10683 PR middle-end/19221
10684 * function.c (get_arg_pointer_save_area): Use entry_of_function
10685 instead of get_insns.
10687 2005-01-01 Roger Sayle <roger@eyesopen.com>
10688 Andrew Pinski <pinskia@physics.uc.edu>
10689 James E. Wilson <wilson@specifixinc.com>
10691 PR rtl-optimization/12092
10692 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10695 2005-01-01 Roger Sayle <roger@eyesopen.com>
10696 Olivier Hainque <hainque@act-europe.fr>
10698 * tree.c (int_fits_type_p): A narrower type always fits in a
10699 wider one, except for negative values into unsigned types.
10701 2005-01-01 Roger Sayle <roger@eyesopen.com>
10703 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10704 with the original constant rather than require TREE_OVERFLOW.
10706 2005-01-01 Steven Bosscher <stevenb@suse.de>
10708 PR middle-end/17544
10709 * c-decl.c (finish_function): If compiling C99, annotate the
10710 compiler generated return with the current file name and line 0.
10711 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10712 the source line is greater than 0.
10713 (remove_bb): Likewise.